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Diffstat (limited to 'WebCore/platform/gtk/gtk2drawing.c')
| -rw-r--r-- | WebCore/platform/gtk/gtk2drawing.c | 3311 |
1 files changed, 3311 insertions, 0 deletions
diff --git a/WebCore/platform/gtk/gtk2drawing.c b/WebCore/platform/gtk/gtk2drawing.c new file mode 100644 index 0000000..83b4cb4 --- /dev/null +++ b/WebCore/platform/gtk/gtk2drawing.c @@ -0,0 +1,3311 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is mozilla.org code. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 2002 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Brian Ryner <bryner@brianryner.com> (Original Author) + * Pierre Chanial <p_ch@verizon.net> + * Michael Ventnor <m.ventnor@gmail.com> + * Alp Toker <alp@nuanti.com> + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +/* + * This file contains painting functions for each of the gtk2 widgets. + * Adapted from the gtkdrawing.c, and gtk+2.0 source. + */ + +#include <gtk/gtk.h> +#include <gdk/gdkprivate.h> +#include <string.h> +#include "gtkdrawing.h" + +#include <math.h> + +#define XTHICKNESS(style) (style->xthickness) +#define YTHICKNESS(style) (style->ythickness) +#define WINDOW_IS_MAPPED(window) ((window) && GDK_IS_WINDOW(window) && gdk_window_is_visible(window)) + +static GtkWidget* gProtoWindow; +static GtkWidget* gButtonWidget; +static GtkWidget* gToggleButtonWidget; +static GtkWidget* gButtonArrowWidget; +static GtkWidget* gCheckboxWidget; +static GtkWidget* gRadiobuttonWidget; +static GtkWidget* gHorizScrollbarWidget; +static GtkWidget* gVertScrollbarWidget; +static GtkWidget* gSpinWidget; +static GtkWidget* gHScaleWidget; +static GtkWidget* gVScaleWidget; +static GtkWidget* gEntryWidget; +static GtkWidget* gComboBoxWidget; +static GtkWidget* gComboBoxButtonWidget; +static GtkWidget* gComboBoxArrowWidget; +static GtkWidget* gComboBoxSeparatorWidget; +static GtkWidget* gComboBoxEntryWidget; +static GtkWidget* gComboBoxEntryTextareaWidget; +static GtkWidget* gComboBoxEntryButtonWidget; +static GtkWidget* gComboBoxEntryArrowWidget; +static GtkWidget* gHandleBoxWidget; +static GtkWidget* gToolbarWidget; +static GtkWidget* gFrameWidget; +static GtkWidget* gStatusbarWidget; +static GtkWidget* gProgressWidget; +static GtkWidget* gTabWidget; +static GtkWidget* gTooltipWidget; +static GtkWidget* gMenuBarWidget; +static GtkWidget* gMenuBarItemWidget; +static GtkWidget* gMenuPopupWidget; +static GtkWidget* gMenuItemWidget; +static GtkWidget* gImageMenuItemWidget; +static GtkWidget* gCheckMenuItemWidget; +static GtkWidget* gTreeViewWidget; +static GtkWidget* gMiddleTreeViewColumn; +static GtkWidget* gTreeHeaderCellWidget; +static GtkWidget* gTreeHeaderSortArrowWidget; +static GtkWidget* gExpanderWidget; +static GtkWidget* gToolbarSeparatorWidget; +static GtkWidget* gMenuSeparatorWidget; +static GtkWidget* gHPanedWidget; +static GtkWidget* gVPanedWidget; +static GtkWidget* gScrolledWindowWidget; + +static style_prop_t style_prop_func; +static gboolean have_arrow_scaling; +static gboolean have_2_10; +static gboolean is_initialized; + +/* Because we have such an unconventional way of drawing widgets, signal to the GTK theme engine + that they are drawing for Mozilla instead of a conventional GTK app so they can do any specific + things they may want to do. */ +static void +moz_gtk_set_widget_name(GtkWidget* widget) +{ + gtk_widget_set_name(widget, "MozillaGtkWidget"); +} + +gint +moz_gtk_enable_style_props(style_prop_t styleGetProp) +{ + style_prop_func = styleGetProp; + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_window_widget() +{ + if (!gProtoWindow) { + gProtoWindow = gtk_window_new(GTK_WINDOW_POPUP); + gtk_widget_realize(gProtoWindow); + moz_gtk_set_widget_name(gProtoWindow); + } + return MOZ_GTK_SUCCESS; +} + +static gint +setup_widget_prototype(GtkWidget* widget) +{ + static GtkWidget* protoLayout; + ensure_window_widget(); + if (!protoLayout) { + protoLayout = gtk_fixed_new(); + gtk_container_add(GTK_CONTAINER(gProtoWindow), protoLayout); + } + + gtk_container_add(GTK_CONTAINER(protoLayout), widget); + gtk_widget_realize(widget); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", TRUE); + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_button_widget() +{ + if (!gButtonWidget) { + gButtonWidget = gtk_button_new_with_label("M"); + setup_widget_prototype(gButtonWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_hpaned_widget() +{ + if (!gHPanedWidget) { + gHPanedWidget = gtk_hpaned_new(); + setup_widget_prototype(gHPanedWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_vpaned_widget() +{ + if (!gVPanedWidget) { + gVPanedWidget = gtk_vpaned_new(); + setup_widget_prototype(gVPanedWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_toggle_button_widget() +{ + if (!gToggleButtonWidget) { + gToggleButtonWidget = gtk_toggle_button_new(); + setup_widget_prototype(gToggleButtonWidget); + /* toggle button must be set active to get the right style on hover. */ + GTK_TOGGLE_BUTTON(gToggleButtonWidget)->active = TRUE; + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_button_arrow_widget() +{ + if (!gButtonArrowWidget) { + ensure_toggle_button_widget(); + + gButtonArrowWidget = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT); + gtk_container_add(GTK_CONTAINER(gToggleButtonWidget), gButtonArrowWidget); + gtk_widget_realize(gButtonArrowWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_checkbox_widget() +{ + if (!gCheckboxWidget) { + gCheckboxWidget = gtk_check_button_new_with_label("M"); + setup_widget_prototype(gCheckboxWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_radiobutton_widget() +{ + if (!gRadiobuttonWidget) { + gRadiobuttonWidget = gtk_radio_button_new_with_label(NULL, "M"); + setup_widget_prototype(gRadiobuttonWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_scrollbar_widget() +{ + if (!gVertScrollbarWidget) { + gVertScrollbarWidget = gtk_vscrollbar_new(NULL); + setup_widget_prototype(gVertScrollbarWidget); + } + if (!gHorizScrollbarWidget) { + gHorizScrollbarWidget = gtk_hscrollbar_new(NULL); + setup_widget_prototype(gHorizScrollbarWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_spin_widget() +{ + if (!gSpinWidget) { + gSpinWidget = gtk_spin_button_new(NULL, 1, 0); + setup_widget_prototype(gSpinWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_scale_widget() +{ + if (!gHScaleWidget) { + gHScaleWidget = gtk_hscale_new(NULL); + setup_widget_prototype(gHScaleWidget); + } + if (!gVScaleWidget) { + gVScaleWidget = gtk_vscale_new(NULL); + setup_widget_prototype(gVScaleWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_entry_widget() +{ + if (!gEntryWidget) { + gEntryWidget = gtk_entry_new(); + setup_widget_prototype(gEntryWidget); + } + return MOZ_GTK_SUCCESS; +} + +/* We need to have pointers to the inner widgets (button, separator, arrow) + * of the ComboBox to get the correct rendering from theme engines which + * special cases their look. Since the inner layout can change, we ask GTK + * to NULL our pointers when they are about to become invalid because the + * corresponding widgets don't exist anymore. It's the role of + * g_object_add_weak_pointer(). + * Note that if we don't find the inner widgets (which shouldn't happen), we + * fallback to use generic "non-inner" widgets, and they don't need that kind + * of weak pointer since they are explicit children of gProtoWindow and as + * such GTK holds a strong reference to them. */ +static void +moz_gtk_get_combo_box_inner_button(GtkWidget *widget, gpointer client_data) +{ + if (GTK_IS_TOGGLE_BUTTON(widget)) { + gComboBoxButtonWidget = widget; + g_object_add_weak_pointer(G_OBJECT(widget), + (gpointer) &gComboBoxButtonWidget); + gtk_widget_realize(widget); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", TRUE); + } +} + +static void +moz_gtk_get_combo_box_button_inner_widgets(GtkWidget *widget, + gpointer client_data) +{ + if (GTK_IS_SEPARATOR(widget)) { + gComboBoxSeparatorWidget = widget; + g_object_add_weak_pointer(G_OBJECT(widget), + (gpointer) &gComboBoxSeparatorWidget); + } else if (GTK_IS_ARROW(widget)) { + gComboBoxArrowWidget = widget; + g_object_add_weak_pointer(G_OBJECT(widget), + (gpointer) &gComboBoxArrowWidget); + } else + return; + gtk_widget_realize(widget); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", TRUE); +} + +static gint +ensure_combo_box_widgets() +{ + GtkWidget* buttonChild; + + if (gComboBoxButtonWidget && gComboBoxArrowWidget) + return MOZ_GTK_SUCCESS; + + /* Create a ComboBox if needed */ + if (!gComboBoxWidget) { + gComboBoxWidget = gtk_combo_box_new(); + setup_widget_prototype(gComboBoxWidget); + } + + /* Get its inner Button */ + gtk_container_forall(GTK_CONTAINER(gComboBoxWidget), + moz_gtk_get_combo_box_inner_button, + NULL); + + if (gComboBoxButtonWidget) { + /* Get the widgets inside the Button */ + buttonChild = GTK_BIN(gComboBoxButtonWidget)->child; + if (GTK_IS_HBOX(buttonChild)) { + /* appears-as-list = FALSE, cell-view = TRUE; the button + * contains an hbox. This hbox is there because the ComboBox + * needs to place a cell renderer, a separator, and an arrow in + * the button when appears-as-list is FALSE. */ + gtk_container_forall(GTK_CONTAINER(buttonChild), + moz_gtk_get_combo_box_button_inner_widgets, + NULL); + } else if(GTK_IS_ARROW(buttonChild)) { + /* appears-as-list = TRUE, or cell-view = FALSE; + * the button only contains an arrow */ + gComboBoxArrowWidget = buttonChild; + g_object_add_weak_pointer(G_OBJECT(buttonChild), (gpointer) + &gComboBoxArrowWidget); + gtk_widget_realize(gComboBoxArrowWidget); + g_object_set_data(G_OBJECT(gComboBoxArrowWidget), + "transparent-bg-hint", TRUE); + } + } else { + /* Shouldn't be reached with current internal gtk implementation; we + * use a generic toggle button as last resort fallback to avoid + * crashing. */ + ensure_toggle_button_widget(); + gComboBoxButtonWidget = gToggleButtonWidget; + } + + if (!gComboBoxArrowWidget) { + /* Shouldn't be reached with current internal gtk implementation; + * we gButtonArrowWidget as last resort fallback to avoid + * crashing. */ + ensure_button_arrow_widget(); + gComboBoxArrowWidget = gButtonArrowWidget; + } + + /* We don't test the validity of gComboBoxSeparatorWidget since there + * is none when "appears-as-list" = TRUE or "cell-view" = FALSE; if it + * is invalid we just won't paint it. */ + + return MOZ_GTK_SUCCESS; +} + +/* We need to have pointers to the inner widgets (entry, button, arrow) of + * the ComboBoxEntry to get the correct rendering from theme engines which + * special cases their look. Since the inner layout can change, we ask GTK + * to NULL our pointers when they are about to become invalid because the + * corresponding widgets don't exist anymore. It's the role of + * g_object_add_weak_pointer(). + * Note that if we don't find the inner widgets (which shouldn't happen), we + * fallback to use generic "non-inner" widgets, and they don't need that kind + * of weak pointer since they are explicit children of gProtoWindow and as + * such GTK holds a strong reference to them. */ +static void +moz_gtk_get_combo_box_entry_inner_widgets(GtkWidget *widget, + gpointer client_data) +{ + if (GTK_IS_TOGGLE_BUTTON(widget)) { + gComboBoxEntryButtonWidget = widget; + g_object_add_weak_pointer(G_OBJECT(widget), + (gpointer) &gComboBoxEntryButtonWidget); + } else if (GTK_IS_ENTRY(widget)) { + gComboBoxEntryTextareaWidget = widget; + g_object_add_weak_pointer(G_OBJECT(widget), + (gpointer) &gComboBoxEntryTextareaWidget); + } else + return; + gtk_widget_realize(widget); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", TRUE); +} + +static void +moz_gtk_get_combo_box_entry_arrow(GtkWidget *widget, gpointer client_data) +{ + if (GTK_IS_ARROW(widget)) { + gComboBoxEntryArrowWidget = widget; + g_object_add_weak_pointer(G_OBJECT(widget), + (gpointer) &gComboBoxEntryArrowWidget); + gtk_widget_realize(widget); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", TRUE); + } +} + +static gint +ensure_combo_box_entry_widgets() +{ + GtkWidget* buttonChild; + + if (gComboBoxEntryTextareaWidget && + gComboBoxEntryButtonWidget && + gComboBoxEntryArrowWidget) + return MOZ_GTK_SUCCESS; + + /* Create a ComboBoxEntry if needed */ + if (!gComboBoxEntryWidget) { + gComboBoxEntryWidget = gtk_combo_box_entry_new(); + setup_widget_prototype(gComboBoxEntryWidget); + } + + /* Get its inner Entry and Button */ + gtk_container_forall(GTK_CONTAINER(gComboBoxEntryWidget), + moz_gtk_get_combo_box_entry_inner_widgets, + NULL); + + if (!gComboBoxEntryTextareaWidget) { + ensure_entry_widget(); + gComboBoxEntryTextareaWidget = gEntryWidget; + } + + if (gComboBoxEntryButtonWidget) { + /* Get the Arrow inside the Button */ + buttonChild = GTK_BIN(gComboBoxEntryButtonWidget)->child; + if (GTK_IS_HBOX(buttonChild)) { + /* appears-as-list = FALSE, cell-view = TRUE; the button + * contains an hbox. This hbox is there because ComboBoxEntry + * inherits from ComboBox which needs to place a cell renderer, + * a separator, and an arrow in the button when appears-as-list + * is FALSE. Here the hbox should only contain an arrow, since + * a ComboBoxEntry doesn't need all those widgets in the + * button. */ + gtk_container_forall(GTK_CONTAINER(buttonChild), + moz_gtk_get_combo_box_entry_arrow, + NULL); + } else if(GTK_IS_ARROW(buttonChild)) { + /* appears-as-list = TRUE, or cell-view = FALSE; + * the button only contains an arrow */ + gComboBoxEntryArrowWidget = buttonChild; + g_object_add_weak_pointer(G_OBJECT(buttonChild), (gpointer) + &gComboBoxEntryArrowWidget); + gtk_widget_realize(gComboBoxEntryArrowWidget); + g_object_set_data(G_OBJECT(gComboBoxEntryArrowWidget), + "transparent-bg-hint", TRUE); + } + } else { + /* Shouldn't be reached with current internal gtk implementation; + * we use a generic toggle button as last resort fallback to avoid + * crashing. */ + ensure_toggle_button_widget(); + gComboBoxEntryButtonWidget = gToggleButtonWidget; + } + + if (!gComboBoxEntryArrowWidget) { + /* Shouldn't be reached with current internal gtk implementation; + * we gButtonArrowWidget as last resort fallback to avoid + * crashing. */ + ensure_button_arrow_widget(); + gComboBoxEntryArrowWidget = gButtonArrowWidget; + } + + return MOZ_GTK_SUCCESS; +} + + +static gint +ensure_handlebox_widget() +{ + if (!gHandleBoxWidget) { + gHandleBoxWidget = gtk_handle_box_new(); + setup_widget_prototype(gHandleBoxWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_toolbar_widget() +{ + if (!gToolbarWidget) { + ensure_handlebox_widget(); + gToolbarWidget = gtk_toolbar_new(); + gtk_container_add(GTK_CONTAINER(gHandleBoxWidget), gToolbarWidget); + gtk_widget_realize(gToolbarWidget); + g_object_set_data(G_OBJECT(gToolbarWidget), "transparent-bg-hint", TRUE); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_toolbar_separator_widget() +{ + if (!gToolbarSeparatorWidget) { + ensure_toolbar_widget(); + gToolbarSeparatorWidget = GTK_WIDGET(gtk_separator_tool_item_new()); + setup_widget_prototype(gToolbarSeparatorWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_tooltip_widget() +{ + if (!gTooltipWidget) { + gTooltipWidget = gtk_window_new(GTK_WINDOW_POPUP); + gtk_widget_realize(gTooltipWidget); + moz_gtk_set_widget_name(gTooltipWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_tab_widget() +{ + if (!gTabWidget) { + gTabWidget = gtk_notebook_new(); + setup_widget_prototype(gTabWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_progress_widget() +{ + if (!gProgressWidget) { + gProgressWidget = gtk_progress_bar_new(); + setup_widget_prototype(gProgressWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_statusbar_widget() +{ + if (!gStatusbarWidget) { + gStatusbarWidget = gtk_statusbar_new(); + setup_widget_prototype(gStatusbarWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_frame_widget() +{ + if (!gFrameWidget) { + ensure_statusbar_widget(); + gFrameWidget = gtk_frame_new(NULL); + gtk_container_add(GTK_CONTAINER(gStatusbarWidget), gFrameWidget); + gtk_widget_realize(gFrameWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_menu_bar_widget() +{ + if (!gMenuBarWidget) { + gMenuBarWidget = gtk_menu_bar_new(); + setup_widget_prototype(gMenuBarWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_menu_bar_item_widget() +{ + if (!gMenuBarItemWidget) { + ensure_menu_bar_widget(); + gMenuBarItemWidget = gtk_menu_item_new(); + gtk_menu_shell_append(GTK_MENU_SHELL(gMenuBarWidget), + gMenuBarItemWidget); + gtk_widget_realize(gMenuBarItemWidget); + g_object_set_data(G_OBJECT(gMenuBarItemWidget), + "transparent-bg-hint", TRUE); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_menu_popup_widget() +{ + if (!gMenuPopupWidget) { + ensure_menu_bar_item_widget(); + gMenuPopupWidget = gtk_menu_new(); + gtk_menu_item_set_submenu(GTK_MENU_ITEM(gMenuBarItemWidget), + gMenuPopupWidget); + gtk_widget_realize(gMenuPopupWidget); + g_object_set_data(G_OBJECT(gMenuPopupWidget), + "transparent-bg-hint", TRUE); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_menu_item_widget() +{ + if (!gMenuItemWidget) { + ensure_menu_popup_widget(); + gMenuItemWidget = gtk_menu_item_new_with_label("M"); + gtk_menu_shell_append(GTK_MENU_SHELL(gMenuPopupWidget), + gMenuItemWidget); + gtk_widget_realize(gMenuItemWidget); + g_object_set_data(G_OBJECT(gMenuItemWidget), + "transparent-bg-hint", TRUE); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_image_menu_item_widget() +{ + if (!gImageMenuItemWidget) { + ensure_menu_popup_widget(); + gImageMenuItemWidget = gtk_image_menu_item_new(); + gtk_menu_shell_append(GTK_MENU_SHELL(gMenuPopupWidget), + gImageMenuItemWidget); + gtk_widget_realize(gImageMenuItemWidget); + g_object_set_data(G_OBJECT(gImageMenuItemWidget), + "transparent-bg-hint", TRUE); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_menu_separator_widget() +{ + if (!gMenuSeparatorWidget) { + ensure_menu_popup_widget(); + gMenuSeparatorWidget = gtk_separator_menu_item_new(); + gtk_menu_shell_append(GTK_MENU_SHELL(gMenuPopupWidget), + gMenuSeparatorWidget); + gtk_widget_realize(gMenuSeparatorWidget); + g_object_set_data(G_OBJECT(gMenuSeparatorWidget), + "transparent-bg-hint", TRUE); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_check_menu_item_widget() +{ + if (!gCheckMenuItemWidget) { + ensure_menu_popup_widget(); + gCheckMenuItemWidget = gtk_check_menu_item_new_with_label("M"); + gtk_menu_shell_append(GTK_MENU_SHELL(gMenuPopupWidget), + gCheckMenuItemWidget); + gtk_widget_realize(gCheckMenuItemWidget); + g_object_set_data(G_OBJECT(gCheckMenuItemWidget), + "transparent-bg-hint", TRUE); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_tree_view_widget() +{ + if (!gTreeViewWidget) { + gTreeViewWidget = gtk_tree_view_new(); + setup_widget_prototype(gTreeViewWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_tree_header_cell_widget() +{ + if(!gTreeHeaderCellWidget) { + /* + * Some GTK engines paint the first and last cell + * of a TreeView header with a highlight. + * Since we do not know where our widget will be relative + * to the other buttons in the TreeView header, we must + * paint it as a button that is between two others, + * thus ensuring it is neither the first or last button + * in the header. + * GTK doesn't give us a way to do this explicitly, + * so we must paint with a button that is between two + * others. + */ + + GtkTreeViewColumn* firstTreeViewColumn; + GtkTreeViewColumn* lastTreeViewColumn; + + ensure_tree_view_widget(); + + /* Create and append our three columns */ + firstTreeViewColumn = gtk_tree_view_column_new(); + gtk_tree_view_column_set_title(firstTreeViewColumn, "M"); + gtk_tree_view_append_column(GTK_TREE_VIEW(gTreeViewWidget), firstTreeViewColumn); + + gMiddleTreeViewColumn = gtk_tree_view_column_new(); + gtk_tree_view_column_set_title(GTK_TREE_VIEW_COLUMN(gMiddleTreeViewColumn), "M"); + gtk_tree_view_append_column(GTK_TREE_VIEW(gTreeViewWidget), + GTK_TREE_VIEW_COLUMN(gMiddleTreeViewColumn)); + + lastTreeViewColumn = gtk_tree_view_column_new(); + gtk_tree_view_column_set_title(lastTreeViewColumn, "M"); + gtk_tree_view_append_column(GTK_TREE_VIEW(gTreeViewWidget), lastTreeViewColumn); + + /* Use the middle column's header for our button */ + gTreeHeaderCellWidget = GTK_TREE_VIEW_COLUMN(gMiddleTreeViewColumn)->button; + gTreeHeaderSortArrowWidget = GTK_TREE_VIEW_COLUMN(gMiddleTreeViewColumn)->arrow; + g_object_set_data(G_OBJECT(gTreeHeaderCellWidget), + "transparent-bg-hint", TRUE); + g_object_set_data(G_OBJECT(gTreeHeaderSortArrowWidget), + "transparent-bg-hint", TRUE); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_expander_widget() +{ + if (!gExpanderWidget) { + gExpanderWidget = gtk_expander_new("M"); + setup_widget_prototype(gExpanderWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_scrolled_window_widget() +{ + if (!gScrolledWindowWidget) { + gScrolledWindowWidget = gtk_scrolled_window_new(NULL, NULL); + setup_widget_prototype(gScrolledWindowWidget); + } + return MOZ_GTK_SUCCESS; +} + +static GtkStateType +ConvertGtkState(GtkWidgetState* state) +{ + if (state->disabled) + return GTK_STATE_INSENSITIVE; + else if (state->depressed) + return (state->inHover ? GTK_STATE_PRELIGHT : GTK_STATE_ACTIVE); + else if (state->inHover) + return (state->active ? GTK_STATE_ACTIVE : GTK_STATE_PRELIGHT); + else + return GTK_STATE_NORMAL; +} + +static gint +TSOffsetStyleGCArray(GdkGC** gcs, gint xorigin, gint yorigin) +{ + int i; + /* there are 5 gc's in each array, for each of the widget states */ + for (i = 0; i < 5; ++i) + gdk_gc_set_ts_origin(gcs[i], xorigin, yorigin); + return MOZ_GTK_SUCCESS; +} + +static gint +TSOffsetStyleGCs(GtkStyle* style, gint xorigin, gint yorigin) +{ + TSOffsetStyleGCArray(style->fg_gc, xorigin, yorigin); + TSOffsetStyleGCArray(style->bg_gc, xorigin, yorigin); + TSOffsetStyleGCArray(style->light_gc, xorigin, yorigin); + TSOffsetStyleGCArray(style->dark_gc, xorigin, yorigin); + TSOffsetStyleGCArray(style->mid_gc, xorigin, yorigin); + TSOffsetStyleGCArray(style->text_gc, xorigin, yorigin); + TSOffsetStyleGCArray(style->base_gc, xorigin, yorigin); + gdk_gc_set_ts_origin(style->black_gc, xorigin, yorigin); + gdk_gc_set_ts_origin(style->white_gc, xorigin, yorigin); + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_button_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkReliefStyle relief, GtkWidget* widget, + GtkTextDirection direction) +{ + GtkShadowType shadow_type; + GtkStyle* style = widget->style; + GtkStateType button_state = ConvertGtkState(state); + gint x = rect->x, y=rect->y, width=rect->width, height=rect->height; + + gboolean interior_focus; + gint focus_width, focus_pad; + + moz_gtk_widget_get_focus(widget, &interior_focus, &focus_width, &focus_pad); + + if (WINDOW_IS_MAPPED(drawable)) { + gdk_window_set_back_pixmap(drawable, NULL, TRUE); + gdk_window_clear_area(drawable, cliprect->x, cliprect->y, + cliprect->width, cliprect->height); + } + + gtk_widget_set_state(widget, button_state); + gtk_widget_set_direction(widget, direction); + + if (state->isDefault) + GTK_WIDGET_SET_FLAGS(widget, GTK_HAS_DEFAULT); + + GTK_BUTTON(widget)->relief = relief; + + /* Some theme engines love to cause us pain in that gtk_paint_focus is a + no-op on buttons and button-like widgets. They only listen to this flag. */ + if (state->focused && !state->disabled) + GTK_WIDGET_SET_FLAGS(widget, GTK_HAS_FOCUS); + + if (!interior_focus && state->focused) { + x += focus_width + focus_pad; + y += focus_width + focus_pad; + width -= 2 * (focus_width + focus_pad); + height -= 2 * (focus_width + focus_pad); + } + + shadow_type = button_state == GTK_STATE_ACTIVE || + state->depressed ? GTK_SHADOW_IN : GTK_SHADOW_OUT; + + if (state->isDefault && relief == GTK_RELIEF_NORMAL) { + gtk_paint_box(style, drawable, button_state, shadow_type, cliprect, + widget, "buttondefault", x, y, width, height); + } + + if (relief != GTK_RELIEF_NONE || state->depressed || + (button_state != GTK_STATE_NORMAL && + button_state != GTK_STATE_INSENSITIVE)) { + TSOffsetStyleGCs(style, x, y); + /* the following line can trigger an assertion (Crux theme) + file ../../gdk/gdkwindow.c: line 1846 (gdk_window_clear_area): + assertion `GDK_IS_WINDOW (window)' failed */ + gtk_paint_box(style, drawable, button_state, shadow_type, cliprect, + widget, "button", x, y, width, height); + } + + if (state->focused) { + if (interior_focus) { + x += widget->style->xthickness + focus_pad; + y += widget->style->ythickness + focus_pad; + width -= 2 * (widget->style->xthickness + focus_pad); + height -= 2 * (widget->style->ythickness + focus_pad); + } else { + x -= focus_width + focus_pad; + y -= focus_width + focus_pad; + width += 2 * (focus_width + focus_pad); + height += 2 * (focus_width + focus_pad); + } + + TSOffsetStyleGCs(style, x, y); + gtk_paint_focus(style, drawable, button_state, cliprect, + widget, "button", x, y, width, height); + } + + GTK_WIDGET_UNSET_FLAGS(widget, GTK_HAS_DEFAULT); + GTK_WIDGET_UNSET_FLAGS(widget, GTK_HAS_FOCUS); + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_init() +{ + GtkWidgetClass *entry_class; + + is_initialized = TRUE; + have_arrow_scaling = (gtk_major_version > 2 || + (gtk_major_version == 2 && gtk_minor_version >= 12)); + + have_2_10 = (gtk_major_version > 2 || + (gtk_major_version == 2 && gtk_minor_version >= 10)); + + /* Add style property to GtkEntry. + * Adding the style property to the normal GtkEntry class means that it + * will work without issues inside GtkComboBox and for Spinbuttons. */ + entry_class = g_type_class_ref(GTK_TYPE_ENTRY); + gtk_widget_class_install_style_property(entry_class, + g_param_spec_boolean("honors-transparent-bg-hint", + "Transparent BG enabling flag", + "If TRUE, the theme is able to draw the GtkEntry on non-prefilled background.", + FALSE, + G_PARAM_READWRITE)); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_checkbox_get_metrics(gint* indicator_size, gint* indicator_spacing) +{ + ensure_checkbox_widget(); + + gtk_widget_style_get (gCheckboxWidget, + "indicator_size", indicator_size, + "indicator_spacing", indicator_spacing, + NULL); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_radio_get_metrics(gint* indicator_size, gint* indicator_spacing) +{ + ensure_radiobutton_widget(); + + gtk_widget_style_get (gRadiobuttonWidget, + "indicator_size", indicator_size, + "indicator_spacing", indicator_spacing, + NULL); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_widget_get_focus(GtkWidget* widget, gboolean* interior_focus, + gint* focus_width, gint* focus_pad) +{ + gtk_widget_style_get (widget, + "interior-focus", interior_focus, + "focus-line-width", focus_width, + "focus-padding", focus_pad, + NULL); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_splitter_get_metrics(gint orientation, gint* size) +{ + if (orientation == GTK_ORIENTATION_HORIZONTAL) { + ensure_hpaned_widget(); + gtk_widget_style_get(gHPanedWidget, "handle_size", size, NULL); + } else { + ensure_vpaned_widget(); + gtk_widget_style_get(gVPanedWidget, "handle_size", size, NULL); + } + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_button_get_inner_border(GtkWidget* widget, GtkBorder* inner_border) +{ + static const GtkBorder default_inner_border = { 1, 1, 1, 1 }; + GtkBorder *tmp_border = NULL; + + if (have_2_10) + gtk_widget_style_get (widget, "inner-border", &tmp_border, NULL); + + if (tmp_border) { + *inner_border = *tmp_border; + gtk_border_free(tmp_border); + } + else + *inner_border = default_inner_border; + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_toggle_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + gboolean selected, gboolean isradio, + GtkTextDirection direction) +{ + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type = (selected)?GTK_SHADOW_IN:GTK_SHADOW_OUT; + gint indicator_size, indicator_spacing; + gint x, y, width, height; + gint focus_x, focus_y, focus_width, focus_height; + GtkWidget *w; + GtkStyle *style; + + if (isradio) { + moz_gtk_radio_get_metrics(&indicator_size, &indicator_spacing); + w = gRadiobuttonWidget; + } else { + moz_gtk_checkbox_get_metrics(&indicator_size, &indicator_spacing); + w = gCheckboxWidget; + } + + /* + * vertically center in the box, since XUL sometimes ignores our + * GetMinimumWidgetSize in the vertical dimension + */ + x = rect->x; + y = rect->y + (rect->height - indicator_size) / 2; + width = indicator_size; + height = indicator_size; + + focus_x = x - indicator_spacing; + focus_y = y - indicator_spacing; + focus_width = width + 2 * indicator_spacing; + focus_height = height + 2 * indicator_spacing; + + style = w->style; + TSOffsetStyleGCs(style, x, y); + + gtk_widget_set_sensitive(w, !state->disabled); + gtk_widget_set_direction(w, direction); + GTK_TOGGLE_BUTTON(w)->active = selected; + + if (isradio) { + gtk_paint_option(style, drawable, state_type, shadow_type, cliprect, + gRadiobuttonWidget, "radiobutton", x, y, + width, height); + if (state->focused) { + gtk_paint_focus(style, drawable, GTK_STATE_ACTIVE, cliprect, + gRadiobuttonWidget, "radiobutton", focus_x, focus_y, + focus_width, focus_height); + } + } + else { + gtk_paint_check(style, drawable, state_type, shadow_type, cliprect, + gCheckboxWidget, "checkbutton", x, y, width, height); + if (state->focused) { + gtk_paint_focus(style, drawable, GTK_STATE_ACTIVE, cliprect, + gCheckboxWidget, "checkbutton", focus_x, focus_y, + focus_width, focus_height); + } + } + + return MOZ_GTK_SUCCESS; +} + +static gint +calculate_button_inner_rect(GtkWidget* button, GdkRectangle* rect, + GdkRectangle* inner_rect, + GtkTextDirection direction, + gboolean ignore_focus) +{ + GtkBorder inner_border; + gboolean interior_focus; + gint focus_width, focus_pad; + GtkStyle* style; + + style = button->style; + + /* This mirrors gtkbutton's child positioning */ + moz_gtk_button_get_inner_border(button, &inner_border); + moz_gtk_widget_get_focus(button, &interior_focus, + &focus_width, &focus_pad); + + if (ignore_focus) + focus_width = focus_pad = 0; + + inner_rect->x = rect->x + XTHICKNESS(style) + focus_width + focus_pad; + inner_rect->x += direction == GTK_TEXT_DIR_LTR ? + inner_border.left : inner_border.right; + inner_rect->y = rect->y + inner_border.top + YTHICKNESS(style) + + focus_width + focus_pad; + inner_rect->width = MAX(1, rect->width - inner_border.left - + inner_border.right - (XTHICKNESS(style) + focus_pad + focus_width) * 2); + inner_rect->height = MAX(1, rect->height - inner_border.top - + inner_border.bottom - (YTHICKNESS(style) + focus_pad + focus_width) * 2); + + return MOZ_GTK_SUCCESS; +} + + +static gint +calculate_arrow_rect(GtkWidget* arrow, GdkRectangle* rect, + GdkRectangle* arrow_rect, GtkTextDirection direction) +{ + /* defined in gtkarrow.c */ + gfloat arrow_scaling = 0.7; + gfloat xalign, xpad; + gint extent; + GtkMisc* misc = GTK_MISC(arrow); + + if (have_arrow_scaling) + gtk_widget_style_get(arrow, "arrow_scaling", &arrow_scaling, NULL); + + extent = MIN((rect->width - misc->xpad * 2), + (rect->height - misc->ypad * 2)) * arrow_scaling; + + xalign = direction == GTK_TEXT_DIR_LTR ? misc->xalign : 1.0 - misc->xalign; + xpad = misc->xpad + (rect->width - extent) * xalign; + + arrow_rect->x = direction == GTK_TEXT_DIR_LTR ? + floor(rect->x + xpad) : ceil(rect->x + xpad); + arrow_rect->y = floor(rect->y + misc->ypad + + ((rect->height - extent) * misc->yalign)); + + arrow_rect->width = arrow_rect->height = extent; + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_scrollbar_button_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkScrollbarButtonFlags flags, + GtkTextDirection direction) +{ + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type = (state->active) ? + GTK_SHADOW_IN : GTK_SHADOW_OUT; + GdkRectangle arrow_rect; + GtkStyle* style; + GtkWidget *scrollbar; + GtkArrowType arrow_type; + gint arrow_displacement_x, arrow_displacement_y; + const char* detail = (flags & MOZ_GTK_STEPPER_VERTICAL) ? + "vscrollbar" : "hscrollbar"; + + ensure_scrollbar_widget(); + + if (flags & MOZ_GTK_STEPPER_VERTICAL) + scrollbar = gVertScrollbarWidget; + else + scrollbar = gHorizScrollbarWidget; + + gtk_widget_set_direction(scrollbar, direction); + + /* Some theme engines (i.e., ClearLooks) check the scrollbar's allocation + to determine where it should paint rounded corners on the buttons. + We need to trick them into drawing the buttons the way we want them. */ + + scrollbar->allocation.x = rect->x; + scrollbar->allocation.y = rect->y; + scrollbar->allocation.width = rect->width; + scrollbar->allocation.height = rect->height; + + if (flags & MOZ_GTK_STEPPER_VERTICAL) { + scrollbar->allocation.height *= 5; + if (flags & MOZ_GTK_STEPPER_DOWN) { + arrow_type = GTK_ARROW_DOWN; + if (flags & MOZ_GTK_STEPPER_BOTTOM) + scrollbar->allocation.y -= 4 * rect->height; + else + scrollbar->allocation.y -= rect->height; + + } else { + arrow_type = GTK_ARROW_UP; + if (flags & MOZ_GTK_STEPPER_BOTTOM) + scrollbar->allocation.y -= 3 * rect->height; + } + } else { + scrollbar->allocation.width *= 5; + if (flags & MOZ_GTK_STEPPER_DOWN) { + arrow_type = GTK_ARROW_RIGHT; + if (flags & MOZ_GTK_STEPPER_BOTTOM) + scrollbar->allocation.x -= 4 * rect->width; + else + scrollbar->allocation.x -= rect->width; + } else { + arrow_type = GTK_ARROW_LEFT; + if (flags & MOZ_GTK_STEPPER_BOTTOM) + scrollbar->allocation.x -= 3 * rect->width; + } + } + + style = scrollbar->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + + gtk_paint_box(style, drawable, state_type, shadow_type, cliprect, + scrollbar, detail, rect->x, rect->y, + rect->width, rect->height); + + arrow_rect.width = rect->width / 2; + arrow_rect.height = rect->height / 2; + arrow_rect.x = rect->x + (rect->width - arrow_rect.width) / 2; + arrow_rect.y = rect->y + (rect->height - arrow_rect.height) / 2; + + if (state_type == GTK_STATE_ACTIVE) { + gtk_widget_style_get(scrollbar, + "arrow-displacement-x", &arrow_displacement_x, + "arrow-displacement-y", &arrow_displacement_y, + NULL); + + arrow_rect.x += arrow_displacement_x; + arrow_rect.y += arrow_displacement_y; + } + + gtk_paint_arrow(style, drawable, state_type, shadow_type, cliprect, + scrollbar, detail, arrow_type, TRUE, arrow_rect.x, + arrow_rect.y, arrow_rect.width, arrow_rect.height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_scrollbar_trough_paint(GtkThemeWidgetType widget, + GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkTextDirection direction) +{ + GtkStyle* style; + GtkScrollbar *scrollbar; + + ensure_scrollbar_widget(); + + if (widget == MOZ_GTK_SCROLLBAR_TRACK_HORIZONTAL) + scrollbar = GTK_SCROLLBAR(gHorizScrollbarWidget); + else + scrollbar = GTK_SCROLLBAR(gVertScrollbarWidget); + + gtk_widget_set_direction(GTK_WIDGET(scrollbar), direction); + + style = GTK_WIDGET(scrollbar)->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_style_apply_default_background(style, drawable, TRUE, GTK_STATE_ACTIVE, + cliprect, rect->x, rect->y, + rect->width, rect->height); + + gtk_paint_box(style, drawable, GTK_STATE_ACTIVE, GTK_SHADOW_IN, cliprect, + GTK_WIDGET(scrollbar), "trough", rect->x, rect->y, + rect->width, rect->height); + + if (state->focused) { + gtk_paint_focus(style, drawable, GTK_STATE_ACTIVE, cliprect, + GTK_WIDGET(scrollbar), "trough", + rect->x, rect->y, rect->width, rect->height); + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_scrollbar_thumb_paint(GtkThemeWidgetType widget, + GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkTextDirection direction) +{ + GtkStateType state_type = (state->inHover || state->active) ? + GTK_STATE_PRELIGHT : GTK_STATE_NORMAL; + GtkShadowType shadow_type = GTK_SHADOW_OUT; + GtkStyle* style; + GtkScrollbar *scrollbar; + GtkAdjustment *adj; + gboolean activate_slider; + + ensure_scrollbar_widget(); + + if (widget == MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL) + scrollbar = GTK_SCROLLBAR(gHorizScrollbarWidget); + else + scrollbar = GTK_SCROLLBAR(gVertScrollbarWidget); + + gtk_widget_set_direction(GTK_WIDGET(scrollbar), direction); + + /* Make sure to set the scrollbar range before painting so that + everything is drawn properly. At least the bluecurve (and + maybe other) themes don't draw the top or bottom black line + surrounding the scrollbar if the theme thinks that it's butted + up against the scrollbar arrows. Note the increases of the + clip rect below. */ + /* Changing the cliprect is pretty bogus. This lets themes draw + outside the frame, which means we don't invalidate them + correctly. See bug 297508. But some themes do seem to need + it. So we modify the frame's overflow area to account for what + we're doing here; see nsNativeThemeGTK::GetWidgetOverflow. */ + adj = gtk_range_get_adjustment(GTK_RANGE(scrollbar)); + + if (widget == MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL) { + cliprect->x -= 1; + cliprect->width += 2; + adj->page_size = rect->width; + } + else { + cliprect->y -= 1; + cliprect->height += 2; + adj->page_size = rect->height; + } + + adj->lower = 0; + adj->value = state->curpos; + adj->upper = state->maxpos; + gtk_adjustment_changed(adj); + + style = GTK_WIDGET(scrollbar)->style; + + gtk_widget_style_get(GTK_WIDGET(scrollbar), "activate-slider", + &activate_slider, NULL); + + if (activate_slider && state->active) { + shadow_type = GTK_SHADOW_IN; + state_type = GTK_STATE_ACTIVE; + } + + TSOffsetStyleGCs(style, rect->x, rect->y); + + gtk_paint_slider(style, drawable, state_type, shadow_type, cliprect, + GTK_WIDGET(scrollbar), "slider", rect->x, rect->y, + rect->width, rect->height, + (widget == MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL) ? + GTK_ORIENTATION_HORIZONTAL : GTK_ORIENTATION_VERTICAL); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_spin_paint(GdkDrawable* drawable, GdkRectangle* rect, + GtkTextDirection direction) +{ + GtkStyle* style; + + ensure_spin_widget(); + gtk_widget_set_direction(gSpinWidget, direction); + style = gSpinWidget->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_box(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_IN, NULL, + gSpinWidget, "spinbutton", + rect->x, rect->y, rect->width, rect->height); + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_spin_updown_paint(GdkDrawable* drawable, GdkRectangle* rect, + gboolean isDown, GtkWidgetState* state, + GtkTextDirection direction) +{ + GdkRectangle arrow_rect; + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type = state_type == GTK_STATE_ACTIVE ? + GTK_SHADOW_IN : GTK_SHADOW_OUT; + GtkStyle* style; + + ensure_spin_widget(); + style = gSpinWidget->style; + gtk_widget_set_direction(gSpinWidget, direction); + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_box(style, drawable, state_type, shadow_type, NULL, gSpinWidget, + isDown ? "spinbutton_down" : "spinbutton_up", + rect->x, rect->y, rect->width, rect->height); + + /* hard code these values */ + arrow_rect.width = 6; + arrow_rect.height = 6; + arrow_rect.x = rect->x + (rect->width - arrow_rect.width) / 2; + arrow_rect.y = rect->y + (rect->height - arrow_rect.height) / 2; + arrow_rect.y += isDown ? -1 : 1; + + gtk_paint_arrow(style, drawable, state_type, shadow_type, NULL, + gSpinWidget, "spinbutton", + isDown ? GTK_ARROW_DOWN : GTK_ARROW_UP, TRUE, + arrow_rect.x, arrow_rect.y, + arrow_rect.width, arrow_rect.height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_scale_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkOrientation flags, GtkTextDirection direction) +{ + gint x = 0, y = 0; + GtkStateType state_type = ConvertGtkState(state); + GtkStyle* style; + GtkWidget* widget; + + ensure_scale_widget(); + widget = ((flags == GTK_ORIENTATION_HORIZONTAL) ? gHScaleWidget : gVScaleWidget); + gtk_widget_set_direction(widget, direction); + + style = widget->style; + + if (flags == GTK_ORIENTATION_HORIZONTAL) { + x = XTHICKNESS(style); + y++; + } + else { + x++; + y = YTHICKNESS(style); + } + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_style_apply_default_background(style, drawable, TRUE, GTK_STATE_NORMAL, + cliprect, rect->x, rect->y, + rect->width, rect->height); + + gtk_paint_box(style, drawable, GTK_STATE_ACTIVE, GTK_SHADOW_IN, cliprect, + widget, "trough", rect->x + x, rect->y + y, + rect->width - 2*x, rect->height - 2*y); + + if (state->focused) + gtk_paint_focus(style, drawable, state_type, cliprect, widget, "trough", + rect->x, rect->y, rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_scale_thumb_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkOrientation flags, GtkTextDirection direction) +{ + GtkStateType state_type = ConvertGtkState(state); + GtkStyle* style; + GtkWidget* widget; + gint thumb_width, thumb_height, x, y; + + ensure_scale_widget(); + widget = ((flags == GTK_ORIENTATION_HORIZONTAL) ? gHScaleWidget : gVScaleWidget); + gtk_widget_set_direction(widget, direction); + + style = widget->style; + + /* determine the thumb size, and position the thumb in the center in the opposite axis */ + if (flags == GTK_ORIENTATION_HORIZONTAL) { + moz_gtk_get_scalethumb_metrics(GTK_ORIENTATION_HORIZONTAL, &thumb_width, &thumb_height); + x = rect->x; + y = rect->y + (rect->height - thumb_height) / 2; + } + else { + moz_gtk_get_scalethumb_metrics(GTK_ORIENTATION_VERTICAL, &thumb_height, &thumb_width); + x = rect->x + (rect->width - thumb_width) / 2; + y = rect->y; + } + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_slider(style, drawable, state_type, GTK_SHADOW_OUT, cliprect, + widget, (flags == GTK_ORIENTATION_HORIZONTAL) ? "hscale" : "vscale", + x, y, thumb_width, thumb_height, flags); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_gripper_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkTextDirection direction) +{ + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type; + GtkStyle* style; + + ensure_handlebox_widget(); + gtk_widget_set_direction(gHandleBoxWidget, direction); + + style = gHandleBoxWidget->style; + shadow_type = GTK_HANDLE_BOX(gHandleBoxWidget)->shadow_type; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_box(style, drawable, state_type, shadow_type, cliprect, + gHandleBoxWidget, "handlebox_bin", rect->x, rect->y, + rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_hpaned_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state) +{ + GtkStateType hpaned_state = ConvertGtkState(state); + + ensure_hpaned_widget(); + gtk_paint_handle(gHPanedWidget->style, drawable, hpaned_state, + GTK_SHADOW_NONE, cliprect, gHPanedWidget, "paned", + rect->x, rect->y, rect->width, rect->height, + GTK_ORIENTATION_VERTICAL); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_vpaned_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state) +{ + GtkStateType vpaned_state = ConvertGtkState(state); + + ensure_vpaned_widget(); + gtk_paint_handle(gVPanedWidget->style, drawable, vpaned_state, + GTK_SHADOW_NONE, cliprect, gVPanedWidget, "paned", + rect->x, rect->y, rect->width, rect->height, + GTK_ORIENTATION_HORIZONTAL); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_caret_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + ensure_entry_widget(); + gtk_draw_insertion_cursor(gEntryWidget, drawable, cliprect, + rect, TRUE, direction, FALSE); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_entry_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkWidget* widget, GtkTextDirection direction) +{ + GtkStateType bg_state = state->disabled ? + GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL; + gint x, y, width = rect->width, height = rect->height; + GtkStyle* style; + gboolean interior_focus; + gboolean theme_honors_transparency = FALSE; + gint focus_width; + + gtk_widget_set_direction(widget, direction); + + style = widget->style; + + gtk_widget_style_get(widget, + "interior-focus", &interior_focus, + "focus-line-width", &focus_width, + "honors-transparent-bg-hint", &theme_honors_transparency, + NULL); + + /* gtkentry.c uses two windows, one for the entire widget and one for the + * text area inside it. The background of both windows is set to the "base" + * color of the new state in gtk_entry_state_changed, but only the inner + * textarea window uses gtk_paint_flat_box when exposed */ + + TSOffsetStyleGCs(style, rect->x, rect->y); + + /* This gets us a lovely greyish disabledish look */ + gtk_widget_set_sensitive(widget, !state->disabled); + + /* GTK fills the outer widget window with the base color before drawing the widget. + * Some older themes rely on this behavior, but many themes nowadays use rounded + * corners on their widgets. While most GTK apps are blissfully unaware of this + * problem due to their use of the default window background, we render widgets on + * many kinds of backgrounds on the web. + * If the theme is able to cope with transparency, then we can skip pre-filling + * and notify the theme it will paint directly on the canvas. */ + if (theme_honors_transparency) { + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", TRUE); + } else { + gdk_draw_rectangle(drawable, style->base_gc[bg_state], TRUE, + cliprect->x, cliprect->y, cliprect->width, cliprect->height); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", FALSE); + } + + /* Get the position of the inner window, see _gtk_entry_get_borders */ + x = XTHICKNESS(style); + y = YTHICKNESS(style); + + if (!interior_focus) { + x += focus_width; + y += focus_width; + } + + /* Simulate an expose of the inner window */ + gtk_paint_flat_box(style, drawable, bg_state, GTK_SHADOW_NONE, + cliprect, widget, "entry_bg", rect->x + x, + rect->y + y, rect->width - 2*x, rect->height - 2*y); + + /* Now paint the shadow and focus border. + * We do like in gtk_entry_draw_frame, we first draw the shadow, a tad + * smaller when focused if the focus is not interior, then the focus. */ + x = rect->x; + y = rect->y; + + if (state->focused && !state->disabled) { + /* This will get us the lit borders that focused textboxes enjoy on + * some themes. */ + GTK_WIDGET_SET_FLAGS(widget, GTK_HAS_FOCUS); + + if (!interior_focus) { + /* Indent the border a little bit if we have exterior focus + (this is what GTK does to draw native entries) */ + x += focus_width; + y += focus_width; + width -= 2 * focus_width; + height -= 2 * focus_width; + } + } + + gtk_paint_shadow(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_IN, + cliprect, widget, "entry", x, y, width, height); + + if (state->focused && !state->disabled) { + if (!interior_focus) { + gtk_paint_focus(style, drawable, GTK_STATE_NORMAL, cliprect, + widget, "entry", + rect->x, rect->y, rect->width, rect->height); + } + + /* Now unset the focus flag. We don't want other entries to look + * like they're focused too! */ + GTK_WIDGET_UNSET_FLAGS(widget, GTK_HAS_FOCUS); + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_treeview_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkTextDirection direction) +{ + gint xthickness, ythickness; + + GtkStyle *style; + GtkStateType state_type; + + ensure_tree_view_widget(); + ensure_scrolled_window_widget(); + + gtk_widget_set_direction(gTreeViewWidget, direction); + gtk_widget_set_direction(gScrolledWindowWidget, direction); + + /* only handle disabled and normal states, otherwise the whole background + * area will be painted differently with other states */ + state_type = state->disabled ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL; + + /* In GTK the treeview sets the background of the window + * which contains the cells to the treeview base color. + * If we don't set it here the background color will not be correct.*/ + gtk_widget_modify_bg(gTreeViewWidget, state_type, + &gTreeViewWidget->style->base[state_type]); + + style = gScrolledWindowWidget->style; + xthickness = XTHICKNESS(style); + ythickness = YTHICKNESS(style); + + TSOffsetStyleGCs(gTreeViewWidget->style, rect->x, rect->y); + TSOffsetStyleGCs(style, rect->x, rect->y); + + gtk_paint_flat_box(gTreeViewWidget->style, drawable, state_type, + GTK_SHADOW_NONE, cliprect, gTreeViewWidget, "treeview", + rect->x + xthickness, rect->y + ythickness, + rect->width - 2 * xthickness, + rect->height - 2 * ythickness); + + gtk_paint_shadow(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_IN, + cliprect, gScrolledWindowWidget, "scrolled_window", + rect->x, rect->y, rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_tree_header_cell_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + gboolean isSorted, GtkTextDirection direction) +{ + gtk_tree_view_column_set_sort_indicator(GTK_TREE_VIEW_COLUMN(gMiddleTreeViewColumn), + isSorted); + + moz_gtk_button_paint(drawable, rect, cliprect, state, GTK_RELIEF_NORMAL, + gTreeHeaderCellWidget, direction); + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_tree_header_sort_arrow_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, + GtkWidgetState* state, GtkArrowType flags, + GtkTextDirection direction) +{ + GdkRectangle arrow_rect; + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type = GTK_SHADOW_IN; + GtkArrowType arrow_type = flags; + GtkStyle* style; + + ensure_tree_header_cell_widget(); + gtk_widget_set_direction(gTreeHeaderSortArrowWidget, direction); + + /* hard code these values */ + arrow_rect.width = 11; + arrow_rect.height = 11; + arrow_rect.x = rect->x + (rect->width - arrow_rect.width) / 2; + arrow_rect.y = rect->y + (rect->height - arrow_rect.height) / 2; + + style = gTreeHeaderSortArrowWidget->style; + TSOffsetStyleGCs(style, arrow_rect.x, arrow_rect.y); + + gtk_paint_arrow(style, drawable, state_type, shadow_type, cliprect, + gTreeHeaderSortArrowWidget, "arrow", arrow_type, TRUE, + arrow_rect.x, arrow_rect.y, + arrow_rect.width, arrow_rect.height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_treeview_expander_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkExpanderStyle expander_state, + GtkTextDirection direction) +{ + GtkStyle *style; + GtkStateType state_type; + + ensure_tree_view_widget(); + gtk_widget_set_direction(gTreeViewWidget, direction); + + style = gTreeViewWidget->style; + + /* Because the frame we get is of the entire treeview, we can't get the precise + * event state of one expander, thus rendering hover and active feedback useless. */ + state_type = state->disabled ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_expander(style, drawable, state_type, cliprect, gTreeViewWidget, "treeview", + rect->x + rect->width / 2, rect->y + rect->height / 2, expander_state); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_expander_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkExpanderStyle expander_state, + GtkTextDirection direction) +{ + GtkStyle *style; + GtkStateType state_type = ConvertGtkState(state); + + ensure_expander_widget(); + gtk_widget_set_direction(gExpanderWidget, direction); + + style = gExpanderWidget->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_expander(style, drawable, state_type, cliprect, gExpanderWidget, "expander", + rect->x + rect->width / 2, rect->y + rect->height / 2, expander_state); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_combo_box_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + gboolean ishtml, GtkTextDirection direction) +{ + GdkRectangle arrow_rect, real_arrow_rect; + gint arrow_size, separator_width = 0; + gboolean wide_separators = FALSE; + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type = state->active ? GTK_SHADOW_IN : GTK_SHADOW_OUT; + GtkStyle* style; + GtkRequisition arrow_req; + + ensure_combo_box_widgets(); + + /* Also sets the direction on gComboBoxButtonWidget, which is then + * inherited by the separator and arrow */ + moz_gtk_button_paint(drawable, rect, cliprect, state, GTK_RELIEF_NORMAL, + gComboBoxButtonWidget, direction); + + calculate_button_inner_rect(gComboBoxButtonWidget, + rect, &arrow_rect, direction, ishtml); + /* Now arrow_rect contains the inner rect ; we want to correct the width + * to what the arrow needs (see gtk_combo_box_size_allocate) */ + gtk_widget_size_request(gComboBoxArrowWidget, &arrow_req); + if (direction == GTK_TEXT_DIR_LTR) + arrow_rect.x += arrow_rect.width - arrow_req.width; + arrow_rect.width = arrow_req.width; + + calculate_arrow_rect(gComboBoxArrowWidget, + &arrow_rect, &real_arrow_rect, direction); + + style = gComboBoxArrowWidget->style; + TSOffsetStyleGCs(style, rect->x, rect->y); + + gtk_widget_size_allocate(gComboBoxWidget, rect); + + gtk_paint_arrow(style, drawable, state_type, shadow_type, cliprect, + gComboBoxArrowWidget, "arrow", GTK_ARROW_DOWN, TRUE, + real_arrow_rect.x, real_arrow_rect.y, + real_arrow_rect.width, real_arrow_rect.height); + + + /* If there is no separator in the theme, there's nothing left to do. */ + if (!gComboBoxSeparatorWidget) + return MOZ_GTK_SUCCESS; + + style = gComboBoxSeparatorWidget->style; + TSOffsetStyleGCs(style, rect->x, rect->y); + + if (have_2_10) + gtk_widget_style_get(gComboBoxSeparatorWidget, + "wide-separators", &wide_separators, + "separator-width", &separator_width, + NULL); + + if (wide_separators) { + if (direction == GTK_TEXT_DIR_LTR) + arrow_rect.x -= separator_width; + else + arrow_rect.x += arrow_rect.width; + + gtk_paint_box(style, drawable, + GTK_STATE_NORMAL, GTK_SHADOW_ETCHED_OUT, + cliprect, gComboBoxSeparatorWidget, "vseparator", + arrow_rect.x, arrow_rect.y, + separator_width, arrow_rect.height); + } else { + if (direction == GTK_TEXT_DIR_LTR) + arrow_rect.x -= XTHICKNESS(style); + else + arrow_rect.x += arrow_rect.width; + + gtk_paint_vline(style, drawable, GTK_STATE_NORMAL, cliprect, + gComboBoxSeparatorWidget, "vseparator", + arrow_rect.y, arrow_rect.y + arrow_rect.height, + arrow_rect.x); + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_downarrow_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state) +{ + GtkStyle* style; + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type = state->active ? GTK_SHADOW_IN : GTK_SHADOW_OUT; + GdkRectangle arrow_rect; + + ensure_button_arrow_widget(); + style = gButtonArrowWidget->style; + + calculate_arrow_rect(gButtonArrowWidget, rect, &arrow_rect, + GTK_TEXT_DIR_LTR); + + TSOffsetStyleGCs(style, arrow_rect.x, arrow_rect.y); + gtk_paint_arrow(style, drawable, state_type, shadow_type, cliprect, + gButtonArrowWidget, "arrow", GTK_ARROW_DOWN, TRUE, + arrow_rect.x, arrow_rect.y, arrow_rect.width, arrow_rect.height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_combo_box_entry_button_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, + GtkWidgetState* state, + gboolean input_focus, + GtkTextDirection direction) +{ + gint x_displacement, y_displacement; + GdkRectangle arrow_rect, real_arrow_rect; + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type = state->active ? GTK_SHADOW_IN : GTK_SHADOW_OUT; + GtkStyle* style; + + ensure_combo_box_entry_widgets(); + + if (input_focus) { + /* Some themes draw a complementary focus ring for the dropdown button + * when the dropdown entry has focus */ + GTK_WIDGET_SET_FLAGS(gComboBoxEntryTextareaWidget, GTK_HAS_FOCUS); + } + + moz_gtk_button_paint(drawable, rect, cliprect, state, GTK_RELIEF_NORMAL, + gComboBoxEntryButtonWidget, direction); + + if (input_focus) + GTK_WIDGET_UNSET_FLAGS(gComboBoxEntryTextareaWidget, GTK_HAS_FOCUS); + + calculate_button_inner_rect(gComboBoxEntryButtonWidget, + rect, &arrow_rect, direction, FALSE); + if (state_type == GTK_STATE_ACTIVE) { + gtk_widget_style_get(gComboBoxEntryButtonWidget, + "child-displacement-x", &x_displacement, + "child-displacement-y", &y_displacement, + NULL); + arrow_rect.x += x_displacement; + arrow_rect.y += y_displacement; + } + + calculate_arrow_rect(gComboBoxEntryArrowWidget, + &arrow_rect, &real_arrow_rect, direction); + + style = gComboBoxEntryArrowWidget->style; + TSOffsetStyleGCs(style, real_arrow_rect.x, real_arrow_rect.y); + + gtk_paint_arrow(style, drawable, state_type, shadow_type, cliprect, + gComboBoxEntryArrowWidget, "arrow", GTK_ARROW_DOWN, TRUE, + real_arrow_rect.x, real_arrow_rect.y, + real_arrow_rect.width, real_arrow_rect.height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_container_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + gboolean isradio, GtkTextDirection direction) +{ + GtkStateType state_type = ConvertGtkState(state); + GtkStyle* style; + GtkWidget *widget; + gboolean interior_focus; + gint focus_width, focus_pad; + + if (isradio) { + ensure_radiobutton_widget(); + widget = gRadiobuttonWidget; + } else { + ensure_checkbox_widget(); + widget = gCheckboxWidget; + } + gtk_widget_set_direction(widget, direction); + + style = widget->style; + moz_gtk_widget_get_focus(widget, &interior_focus, &focus_width, + &focus_pad); + + TSOffsetStyleGCs(style, rect->x, rect->y); + + /* The detail argument for the gtk_paint_* calls below are "checkbutton" + even for radio buttons, to match what gtk does. */ + + /* this is for drawing a prelight box */ + if (state_type == GTK_STATE_PRELIGHT || state_type == GTK_STATE_ACTIVE) { + gtk_paint_flat_box(style, drawable, GTK_STATE_PRELIGHT, + GTK_SHADOW_ETCHED_OUT, cliprect, widget, + "checkbutton", + rect->x, rect->y, rect->width, rect->height); + } + + if (state_type != GTK_STATE_NORMAL && state_type != GTK_STATE_PRELIGHT) + state_type = GTK_STATE_NORMAL; + + if (state->focused && !interior_focus) { + gtk_paint_focus(style, drawable, state_type, cliprect, widget, + "checkbutton", + rect->x, rect->y, rect->width, rect->height); + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_toggle_label_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + gboolean isradio, GtkTextDirection direction) +{ + GtkStateType state_type; + GtkStyle *style; + GtkWidget *widget; + gboolean interior_focus; + + if (!state->focused) + return MOZ_GTK_SUCCESS; + + if (isradio) { + ensure_radiobutton_widget(); + widget = gRadiobuttonWidget; + } else { + ensure_checkbox_widget(); + widget = gCheckboxWidget; + } + gtk_widget_set_direction(widget, direction); + + gtk_widget_style_get(widget, "interior-focus", &interior_focus, NULL); + if (!interior_focus) + return MOZ_GTK_SUCCESS; + + state_type = ConvertGtkState(state); + + style = widget->style; + TSOffsetStyleGCs(style, rect->x, rect->y); + + /* Always "checkbutton" to match gtkcheckbutton.c */ + gtk_paint_focus(style, drawable, state_type, cliprect, widget, + "checkbutton", + rect->x, rect->y, rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_toolbar_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + GtkStyle* style; + GtkShadowType shadow_type; + + ensure_toolbar_widget(); + gtk_widget_set_direction(gToolbarWidget, direction); + + style = gToolbarWidget->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + + gtk_style_apply_default_background(style, drawable, TRUE, + GTK_STATE_NORMAL, + cliprect, rect->x, rect->y, + rect->width, rect->height); + + gtk_widget_style_get(gToolbarWidget, "shadow-type", &shadow_type, NULL); + + gtk_paint_box (style, drawable, GTK_STATE_NORMAL, shadow_type, + cliprect, gToolbarWidget, "toolbar", + rect->x, rect->y, rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_toolbar_separator_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, + GtkTextDirection direction) +{ + GtkStyle* style; + gint separator_width = 0; + gint paint_width; + gboolean wide_separators = FALSE; + + /* Defined as constants in GTK+ 2.10.14 */ + const double start_fraction = 0.2; + const double end_fraction = 0.8; + + ensure_toolbar_separator_widget(); + gtk_widget_set_direction(gToolbarSeparatorWidget, direction); + + style = gToolbarSeparatorWidget->style; + + if (have_2_10) + gtk_widget_style_get(gToolbarWidget, + "wide-separators", &wide_separators, + "separator-width", &separator_width, + NULL); + + TSOffsetStyleGCs(style, rect->x, rect->y); + + if (wide_separators) { + if (separator_width > rect->width) + separator_width = rect->width; + + gtk_paint_box(style, drawable, + GTK_STATE_NORMAL, GTK_SHADOW_ETCHED_OUT, + cliprect, gToolbarWidget, "vseparator", + rect->x + (rect->width - separator_width) / 2, + rect->y + rect->height * start_fraction, + separator_width, + rect->height * (end_fraction - start_fraction)); + + } else { + paint_width = style->xthickness; + + if (paint_width > rect->width) + paint_width = rect->width; + + gtk_paint_vline(style, drawable, + GTK_STATE_NORMAL, cliprect, gToolbarSeparatorWidget, + "toolbar", + rect->y + rect->height * start_fraction, + rect->y + rect->height * end_fraction, + rect->x + (rect->width - paint_width) / 2); + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_tooltip_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + GtkStyle* style; + + ensure_tooltip_widget(); + gtk_widget_set_direction(gTooltipWidget, direction); + + style = gtk_rc_get_style_by_paths(gtk_settings_get_default(), + "gtk-tooltips", "GtkWindow", + GTK_TYPE_WINDOW); + + style = gtk_style_attach(style, gTooltipWidget->window); + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_flat_box(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_OUT, + cliprect, gTooltipWidget, "tooltip", + rect->x, rect->y, rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_resizer_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkTextDirection direction) +{ + GtkStyle* style; + GtkStateType state_type = ConvertGtkState(state); + + ensure_window_widget(); + gtk_widget_set_direction(gProtoWindow, direction); + + style = gProtoWindow->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + + gtk_paint_resize_grip(style, drawable, state_type, cliprect, gProtoWindow, + NULL, (direction == GTK_TEXT_DIR_LTR) ? + GDK_WINDOW_EDGE_SOUTH_EAST : + GDK_WINDOW_EDGE_SOUTH_WEST, + rect->x, rect->y, rect->width, rect->height); + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_frame_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + GtkStyle* style; + GtkShadowType shadow_type; + + ensure_frame_widget(); + gtk_widget_set_direction(gFrameWidget, direction); + + style = gFrameWidget->style; + + gtk_widget_style_get(gStatusbarWidget, "shadow-type", &shadow_type, NULL); + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_shadow(style, drawable, GTK_STATE_NORMAL, shadow_type, + cliprect, gFrameWidget, "frame", rect->x, rect->y, + rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_progressbar_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + GtkStyle* style; + + ensure_progress_widget(); + gtk_widget_set_direction(gProgressWidget, direction); + + style = gProgressWidget->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_box(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_IN, + cliprect, gProgressWidget, "trough", rect->x, rect->y, + rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_progress_chunk_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + GtkStyle* style; + + ensure_progress_widget(); + gtk_widget_set_direction(gProgressWidget, direction); + + style = gProgressWidget->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_box(style, drawable, GTK_STATE_PRELIGHT, GTK_SHADOW_OUT, + cliprect, gProgressWidget, "bar", rect->x, rect->y, + rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_tab_thickness(void) +{ + ensure_tab_widget(); + if (YTHICKNESS(gTabWidget->style) < 2) + return 2; /* some themes don't set ythickness correctly */ + + return YTHICKNESS(gTabWidget->style); +} + +static gint +moz_gtk_tab_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTabFlags flags, + GtkTextDirection direction) +{ + /* When the tab isn't selected, we just draw a notebook extension. + * When it is selected, we overwrite the adjacent border of the tabpanel + * touching the tab with a pierced border (called "the gap") to make the + * tab appear physically attached to the tabpanel; see details below. */ + + GtkStyle* style; + + ensure_tab_widget(); + gtk_widget_set_direction(gTabWidget, direction); + + style = gTabWidget->style; + TSOffsetStyleGCs(style, rect->x, rect->y); + + if ((flags & MOZ_GTK_TAB_SELECTED) == 0) { + /* Only draw the tab */ + gtk_paint_extension(style, drawable, GTK_STATE_ACTIVE, GTK_SHADOW_OUT, + cliprect, gTabWidget, "tab", + rect->x, rect->y, rect->width, rect->height, + (flags & MOZ_GTK_TAB_BOTTOM) ? + GTK_POS_TOP : GTK_POS_BOTTOM ); + } else { + /* Draw the tab and the gap + * We want the gap to be positionned exactly on the tabpanel top + * border; since tabbox.css may set a negative margin so that the tab + * frame rect already overlaps the tabpanel frame rect, we need to take + * that into account when drawing. To that effect, nsNativeThemeGTK + * passes us this negative margin (bmargin in the graphic below) in the + * lowest bits of |flags|. We use it to set gap_voffset, the distance + * between the top of the gap and the bottom of the tab (resp. the + * bottom of the gap and the top of the tab when we draw a bottom tab), + * while ensuring that the gap always touches the border of the tab, + * i.e. 0 <= gap_voffset <= gap_height, to avoid surprinsing results + * with big negative or positive margins. + * Here is a graphical explanation in the case of top tabs: + * ___________________________ + * / \ + * | T A B | + * ----------|. . . . . . . . . . . . . . .|----- top of tabpanel + * : ^ bmargin : ^ + * : | (-negative margin, : | + * bottom : v passed in flags) : | gap_height + * of -> :.............................: | (the size of the + * the tab . part of the gap . | tabpanel top border) + * . outside of the tab . v + * ---------------------------------------------- + * + * To draw the gap, we use gtk_paint_box_gap(), see comment in + * moz_gtk_tabpanels_paint(). This box_gap is made 3 * gap_height tall, + * which should suffice to ensure that the only visible border is the + * pierced one. If the tab is in the middle, we make the box_gap begin + * a bit to the left of the tab and end a bit to the right, adjusting + * the gap position so it still is under the tab, because we want the + * rendering of a gap in the middle of a tabpanel. This is the role of + * the gints gap_{l,r}_offset. On the contrary, if the tab is the + * first, we align the start border of the box_gap with the start + * border of the tab (left if LTR, right if RTL), by setting the + * appropriate offset to 0.*/ + gint gap_loffset, gap_roffset, gap_voffset, gap_height; + + /* Get height needed by the gap */ + gap_height = moz_gtk_get_tab_thickness(); + + /* Extract gap_voffset from the first bits of flags */ + gap_voffset = flags & MOZ_GTK_TAB_MARGIN_MASK; + if (gap_voffset > gap_height) + gap_voffset = gap_height; + + /* Set gap_{l,r}_offset to appropriate values */ + gap_loffset = gap_roffset = 20; /* should be enough */ + if (flags & MOZ_GTK_TAB_FIRST) { + if (direction == GTK_TEXT_DIR_RTL) + gap_roffset = 0; + else + gap_loffset = 0; + } + + if (flags & MOZ_GTK_TAB_BOTTOM) { + /* Enlarge the cliprect to have room for the full gap height */ + cliprect->height += gap_height - gap_voffset; + cliprect->y -= gap_height - gap_voffset; + + /* Draw the tab */ + gtk_paint_extension(style, drawable, GTK_STATE_NORMAL, + GTK_SHADOW_OUT, cliprect, gTabWidget, "tab", + rect->x, rect->y + gap_voffset, rect->width, + rect->height - gap_voffset, GTK_POS_TOP); + + /* Draw the gap; erase with background color before painting in + * case theme does not */ + gtk_style_apply_default_background(style, drawable, TRUE, + GTK_STATE_NORMAL, cliprect, + rect->x, + rect->y + gap_voffset + - gap_height, + rect->width, gap_height); + gtk_paint_box_gap(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_OUT, + cliprect, gTabWidget, "notebook", + rect->x - gap_loffset, + rect->y + gap_voffset - 3 * gap_height, + rect->width + gap_loffset + gap_roffset, + 3 * gap_height, GTK_POS_BOTTOM, + gap_loffset, rect->width); + } else { + /* Enlarge the cliprect to have room for the full gap height */ + cliprect->height += gap_height - gap_voffset; + + /* Draw the tab */ + gtk_paint_extension(style, drawable, GTK_STATE_NORMAL, + GTK_SHADOW_OUT, cliprect, gTabWidget, "tab", + rect->x, rect->y, rect->width, + rect->height - gap_voffset, GTK_POS_BOTTOM); + + /* Draw the gap; erase with background color before painting in + * case theme does not */ + gtk_style_apply_default_background(style, drawable, TRUE, + GTK_STATE_NORMAL, cliprect, + rect->x, + rect->y + rect->height + - gap_voffset, + rect->width, gap_height); + gtk_paint_box_gap(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_OUT, + cliprect, gTabWidget, "notebook", + rect->x - gap_loffset, + rect->y + rect->height - gap_voffset, + rect->width + gap_loffset + gap_roffset, + 3 * gap_height, GTK_POS_TOP, + gap_loffset, rect->width); + } + + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_tabpanels_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + /* We use gtk_paint_box_gap() to draw the tabpanels widget. gtk_paint_box() + * draws an all-purpose box, which a lot of themes render differently. + * A zero-width gap is still visible in most themes, so we hide it to the + * left (10px should be enough) */ + GtkStyle* style; + + ensure_tab_widget(); + gtk_widget_set_direction(gTabWidget, direction); + + style = gTabWidget->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_box_gap(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_OUT, + cliprect, gTabWidget, "notebook", rect->x, rect->y, + rect->width, rect->height, + GTK_POS_TOP, -10, 0); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_tab_scroll_arrow_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkArrowType arrow_type, + GtkTextDirection direction) +{ + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type = state->active ? GTK_SHADOW_IN : GTK_SHADOW_OUT; + GtkStyle* style; + gint arrow_size = MIN(rect->width, rect->height); + gint x = rect->x + (rect->width - arrow_size) / 2; + gint y = rect->y + (rect->height - arrow_size) / 2; + + ensure_tab_widget(); + + style = gTabWidget->style; + TSOffsetStyleGCs(style, rect->x, rect->y); + + if (direction == GTK_TEXT_DIR_RTL) { + arrow_type = (arrow_type == GTK_ARROW_LEFT) ? + GTK_ARROW_RIGHT : GTK_ARROW_LEFT; + } + + gtk_paint_arrow(style, drawable, state_type, shadow_type, NULL, + gTabWidget, "notebook", arrow_type, TRUE, + x, y, arrow_size, arrow_size); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_menu_bar_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + GtkStyle* style; + GtkShadowType shadow_type; + ensure_menu_bar_widget(); + gtk_widget_set_direction(gMenuBarWidget, direction); + + gtk_widget_style_get(gMenuBarWidget, "shadow-type", &shadow_type, NULL); + + style = gMenuBarWidget->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_style_apply_default_background(style, drawable, TRUE, GTK_STATE_NORMAL, + cliprect, rect->x, rect->y, + rect->width, rect->height); + + gtk_paint_box(style, drawable, GTK_STATE_NORMAL, shadow_type, + cliprect, gMenuBarWidget, "menubar", rect->x, rect->y, + rect->width, rect->height); + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_menu_popup_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + GtkStyle* style; + ensure_menu_popup_widget(); + gtk_widget_set_direction(gMenuPopupWidget, direction); + + style = gMenuPopupWidget->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_style_apply_default_background(style, drawable, TRUE, GTK_STATE_NORMAL, + cliprect, rect->x, rect->y, + rect->width, rect->height); + gtk_paint_box(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_OUT, + cliprect, gMenuPopupWidget, "menu", + rect->x, rect->y, rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_menu_separator_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + GtkStyle* style; + gboolean wide_separators = FALSE; + gint separator_height = 0; + guint horizontal_padding = 0; + gint paint_height; + + ensure_menu_separator_widget(); + gtk_widget_set_direction(gMenuSeparatorWidget, direction); + + style = gMenuSeparatorWidget->style; + + if (have_2_10) + gtk_widget_style_get(gMenuSeparatorWidget, + "wide-separators", &wide_separators, + "separator-height", &separator_height, + NULL); + + gtk_widget_style_get(gMenuSeparatorWidget, + "horizontal-padding", &horizontal_padding, + NULL); + + TSOffsetStyleGCs(style, rect->x, rect->y); + + if (wide_separators) { + if (separator_height > rect->height) + separator_height = rect->height; + + gtk_paint_box(style, drawable, + GTK_STATE_NORMAL, GTK_SHADOW_ETCHED_OUT, + cliprect, gMenuSeparatorWidget, "hseparator", + rect->x + horizontal_padding + style->xthickness, + rect->y + (rect->height - separator_height - style->ythickness) / 2, + rect->width - 2 * (horizontal_padding + style->xthickness), + separator_height); + } else { + paint_height = style->ythickness; + if (paint_height > rect->height) + paint_height = rect->height; + + gtk_paint_hline(style, drawable, + GTK_STATE_NORMAL, cliprect, gMenuSeparatorWidget, + "menuitem", + rect->x + horizontal_padding + style->xthickness, + rect->x + rect->width - horizontal_padding - style->xthickness - 1, + rect->y + (rect->height - style->ythickness) / 2); + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_menu_item_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + gint flags, GtkTextDirection direction) +{ + GtkStyle* style; + GtkShadowType shadow_type; + GtkWidget* item_widget; + + if (state->inHover && !state->disabled) { + if (flags & MOZ_TOPLEVEL_MENU_ITEM) { + ensure_menu_bar_item_widget(); + item_widget = gMenuBarItemWidget; + } else { + ensure_menu_item_widget(); + item_widget = gMenuItemWidget; + } + gtk_widget_set_direction(item_widget, direction); + + style = item_widget->style; + TSOffsetStyleGCs(style, rect->x, rect->y); + + gtk_widget_style_get(item_widget, "selected-shadow-type", + &shadow_type, NULL); + + gtk_paint_box(style, drawable, GTK_STATE_PRELIGHT, shadow_type, + cliprect, item_widget, "menuitem", rect->x, rect->y, + rect->width, rect->height); + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_menu_arrow_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + GtkTextDirection direction) +{ + GtkStyle* style; + GtkStateType state_type = ConvertGtkState(state); + + ensure_menu_item_widget(); + gtk_widget_set_direction(gMenuItemWidget, direction); + + style = gMenuItemWidget->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_paint_arrow(style, drawable, state_type, + (state_type == GTK_STATE_PRELIGHT) ? GTK_SHADOW_IN : GTK_SHADOW_OUT, + cliprect, gMenuItemWidget, "menuitem", + (direction == GTK_TEXT_DIR_LTR) ? GTK_ARROW_RIGHT : GTK_ARROW_LEFT, + TRUE, rect->x, rect->y, rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_check_menu_item_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkWidgetState* state, + gboolean checked, gboolean isradio, + GtkTextDirection direction) +{ + GtkStateType state_type = ConvertGtkState(state); + GtkStyle* style; + GtkShadowType shadow_type = (checked)?GTK_SHADOW_IN:GTK_SHADOW_OUT; + gint offset; + gint indicator_size; + gint x, y; + + moz_gtk_menu_item_paint(drawable, rect, cliprect, state, FALSE, direction); + + ensure_check_menu_item_widget(); + gtk_widget_set_direction(gCheckMenuItemWidget, direction); + + gtk_widget_style_get (gCheckMenuItemWidget, + "indicator-size", &indicator_size, + NULL); + + if (checked || GTK_CHECK_MENU_ITEM(gCheckMenuItemWidget)->always_show_toggle) { + style = gCheckMenuItemWidget->style; + + offset = GTK_CONTAINER(gCheckMenuItemWidget)->border_width + + gCheckMenuItemWidget->style->xthickness + 2; + + /* while normally this "3" would be the horizontal-padding style value, passing it to Gecko + as the value of menuitem padding causes problems with dropdowns (bug 406129), so in the menu.css + file this is hardcoded as 3px. Yes it sucks, but we don't really have a choice. */ + x = (direction == GTK_TEXT_DIR_RTL) ? + rect->width - indicator_size - offset - 3: rect->x + offset + 3; + y = rect->y + (rect->height - indicator_size) / 2; + + TSOffsetStyleGCs(style, x, y); + gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(gCheckMenuItemWidget), + checked); + + if (isradio) { + gtk_paint_option(style, drawable, state_type, shadow_type, cliprect, + gCheckMenuItemWidget, "option", + x, y, indicator_size, indicator_size); + } else { + gtk_paint_check(style, drawable, state_type, shadow_type, cliprect, + gCheckMenuItemWidget, "check", + x, y, indicator_size, indicator_size); + } + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_window_paint(GdkDrawable* drawable, GdkRectangle* rect, + GdkRectangle* cliprect, GtkTextDirection direction) +{ + GtkStyle* style; + + ensure_window_widget(); + gtk_widget_set_direction(gProtoWindow, direction); + + style = gProtoWindow->style; + + TSOffsetStyleGCs(style, rect->x, rect->y); + gtk_style_apply_default_background(style, drawable, TRUE, + GTK_STATE_NORMAL, + cliprect, rect->x, rect->y, + rect->width, rect->height); + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_widget_border(GtkThemeWidgetType widget, gint* left, gint* top, + gint* right, gint* bottom, GtkTextDirection direction, + gboolean inhtml) +{ + GtkWidget* w; + + switch (widget) { + case MOZ_GTK_BUTTON: + { + GtkBorder inner_border; + gboolean interior_focus; + gint focus_width, focus_pad; + + ensure_button_widget(); + *left = *top = *right = *bottom = GTK_CONTAINER(gButtonWidget)->border_width; + + /* Don't add this padding in HTML, otherwise the buttons will + become too big and stuff the layout. */ + if (!inhtml) { + moz_gtk_widget_get_focus(gButtonWidget, &interior_focus, &focus_width, &focus_pad); + moz_gtk_button_get_inner_border(gButtonWidget, &inner_border); + *left += focus_width + focus_pad + inner_border.left; + *right += focus_width + focus_pad + inner_border.right; + *top += focus_width + focus_pad + inner_border.top; + *bottom += focus_width + focus_pad + inner_border.bottom; + } + + *left += gButtonWidget->style->xthickness; + *right += gButtonWidget->style->xthickness; + *top += gButtonWidget->style->ythickness; + *bottom += gButtonWidget->style->ythickness; + return MOZ_GTK_SUCCESS; + } + case MOZ_GTK_ENTRY: + ensure_entry_widget(); + w = gEntryWidget; + break; + case MOZ_GTK_TREEVIEW: + ensure_tree_view_widget(); + w = gTreeViewWidget; + break; + case MOZ_GTK_TREE_HEADER_CELL: + { + /* A Tree Header in GTK is just a different styled button + * It must be placed in a TreeView for getting the correct style + * assigned. + * That is why the following code is the same as for MOZ_GTK_BUTTON. + * */ + + GtkBorder inner_border; + gboolean interior_focus; + gint focus_width, focus_pad; + + ensure_tree_header_cell_widget(); + *left = *top = *right = *bottom = GTK_CONTAINER(gTreeHeaderCellWidget)->border_width; + + moz_gtk_widget_get_focus(gTreeHeaderCellWidget, &interior_focus, &focus_width, &focus_pad); + moz_gtk_button_get_inner_border(gTreeHeaderCellWidget, &inner_border); + *left += focus_width + focus_pad + inner_border.left; + *right += focus_width + focus_pad + inner_border.right; + *top += focus_width + focus_pad + inner_border.top; + *bottom += focus_width + focus_pad + inner_border.bottom; + + *left += gTreeHeaderCellWidget->style->xthickness; + *right += gTreeHeaderCellWidget->style->xthickness; + *top += gTreeHeaderCellWidget->style->ythickness; + *bottom += gTreeHeaderCellWidget->style->ythickness; + return MOZ_GTK_SUCCESS; + } + case MOZ_GTK_TREE_HEADER_SORTARROW: + ensure_tree_header_cell_widget(); + w = gTreeHeaderSortArrowWidget; + break; + case MOZ_GTK_DROPDOWN_ENTRY: + ensure_combo_box_entry_widgets(); + w = gComboBoxEntryTextareaWidget; + break; + case MOZ_GTK_DROPDOWN_ARROW: + ensure_combo_box_entry_widgets(); + w = gComboBoxEntryButtonWidget; + break; + case MOZ_GTK_DROPDOWN: + { + /* We need to account for the arrow on the dropdown, so text + * doesn't come too close to the arrow, or in some cases spill + * into the arrow. */ + gboolean ignored_interior_focus, wide_separators = FALSE; + gint focus_width, focus_pad, separator_width; + GtkRequisition arrow_req; + + ensure_combo_box_widgets(); + + *left = GTK_CONTAINER(gComboBoxButtonWidget)->border_width; + + if (!inhtml) { + moz_gtk_widget_get_focus(gComboBoxButtonWidget, + &ignored_interior_focus, + &focus_width, &focus_pad); + *left += focus_width + focus_pad; + } + + *top = *left + gComboBoxButtonWidget->style->ythickness; + *left += gComboBoxButtonWidget->style->xthickness; + + *right = *left; *bottom = *top; + + /* If there is no separator, don't try to count its width. */ + separator_width = 0; + if (gComboBoxSeparatorWidget) { + if (have_2_10) + gtk_widget_style_get(gComboBoxSeparatorWidget, + "wide-separators", &wide_separators, + "separator-width", &separator_width, + NULL); + + if (!wide_separators) + separator_width = + XTHICKNESS(gComboBoxSeparatorWidget->style); + } + + gtk_widget_size_request(gComboBoxArrowWidget, &arrow_req); + + if (direction == GTK_TEXT_DIR_RTL) + *left += separator_width + arrow_req.width; + else + *right += separator_width + arrow_req.width; + + return MOZ_GTK_SUCCESS; + } + case MOZ_GTK_TABPANELS: + ensure_tab_widget(); + w = gTabWidget; + break; + case MOZ_GTK_PROGRESSBAR: + ensure_progress_widget(); + w = gProgressWidget; + break; + case MOZ_GTK_SPINBUTTON_ENTRY: + case MOZ_GTK_SPINBUTTON_UP: + case MOZ_GTK_SPINBUTTON_DOWN: + ensure_spin_widget(); + w = gSpinWidget; + break; + case MOZ_GTK_SCALE_HORIZONTAL: + ensure_scale_widget(); + w = gHScaleWidget; + break; + case MOZ_GTK_SCALE_VERTICAL: + ensure_scale_widget(); + w = gVScaleWidget; + break; + case MOZ_GTK_FRAME: + ensure_frame_widget(); + w = gFrameWidget; + break; + case MOZ_GTK_CHECKBUTTON_LABEL: + case MOZ_GTK_RADIOBUTTON_LABEL: + { + gboolean interior_focus; + gint focus_width, focus_pad; + + /* If the focus is interior, then the label has a border of + (focus_width + focus_pad). */ + if (widget == MOZ_GTK_CHECKBUTTON_LABEL) { + ensure_checkbox_widget(); + moz_gtk_widget_get_focus(gCheckboxWidget, &interior_focus, + &focus_width, &focus_pad); + } + else { + ensure_radiobutton_widget(); + moz_gtk_widget_get_focus(gRadiobuttonWidget, &interior_focus, + &focus_width, &focus_pad); + } + + if (interior_focus) + *left = *top = *right = *bottom = (focus_width + focus_pad); + else + *left = *top = *right = *bottom = 0; + + return MOZ_GTK_SUCCESS; + } + + case MOZ_GTK_CHECKBUTTON_CONTAINER: + case MOZ_GTK_RADIOBUTTON_CONTAINER: + { + gboolean interior_focus; + gint focus_width, focus_pad; + + /* If the focus is _not_ interior, then the container has a border + of (focus_width + focus_pad). */ + if (widget == MOZ_GTK_CHECKBUTTON_CONTAINER) { + ensure_checkbox_widget(); + moz_gtk_widget_get_focus(gCheckboxWidget, &interior_focus, + &focus_width, &focus_pad); + w = gCheckboxWidget; + } else { + ensure_radiobutton_widget(); + moz_gtk_widget_get_focus(gRadiobuttonWidget, &interior_focus, + &focus_width, &focus_pad); + w = gRadiobuttonWidget; + } + + *left = *top = *right = *bottom = GTK_CONTAINER(w)->border_width; + + if (!interior_focus) { + *left += (focus_width + focus_pad); + *right += (focus_width + focus_pad); + *top += (focus_width + focus_pad); + *bottom += (focus_width + focus_pad); + } + + return MOZ_GTK_SUCCESS; + } + case MOZ_GTK_MENUPOPUP: + ensure_menu_popup_widget(); + w = gMenuPopupWidget; + break; + case MOZ_GTK_MENUITEM: + ensure_menu_item_widget(); + ensure_menu_bar_item_widget(); + w = gMenuItemWidget; + break; + case MOZ_GTK_CHECKMENUITEM: + case MOZ_GTK_RADIOMENUITEM: + ensure_check_menu_item_widget(); + w = gCheckMenuItemWidget; + break; + case MOZ_GTK_TAB: + ensure_tab_widget(); + w = gTabWidget; + break; + /* These widgets have no borders, since they are not containers. */ + case MOZ_GTK_SPLITTER_HORIZONTAL: + case MOZ_GTK_SPLITTER_VERTICAL: + case MOZ_GTK_CHECKBUTTON: + case MOZ_GTK_RADIOBUTTON: + case MOZ_GTK_SCROLLBAR_BUTTON: + case MOZ_GTK_SCROLLBAR_TRACK_HORIZONTAL: + case MOZ_GTK_SCROLLBAR_TRACK_VERTICAL: + case MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL: + case MOZ_GTK_SCROLLBAR_THUMB_VERTICAL: + case MOZ_GTK_SCALE_THUMB_HORIZONTAL: + case MOZ_GTK_SCALE_THUMB_VERTICAL: + case MOZ_GTK_GRIPPER: + case MOZ_GTK_PROGRESS_CHUNK: + case MOZ_GTK_EXPANDER: + case MOZ_GTK_TREEVIEW_EXPANDER: + case MOZ_GTK_TOOLBAR_SEPARATOR: + case MOZ_GTK_MENUSEPARATOR: + /* These widgets have no borders.*/ + case MOZ_GTK_SPINBUTTON: + case MOZ_GTK_TOOLTIP: + case MOZ_GTK_WINDOW: + case MOZ_GTK_RESIZER: + case MOZ_GTK_MENUARROW: + case MOZ_GTK_TOOLBARBUTTON_ARROW: + case MOZ_GTK_TOOLBAR: + case MOZ_GTK_MENUBAR: + case MOZ_GTK_TAB_SCROLLARROW: + case MOZ_GTK_ENTRY_CARET: + *left = *top = *right = *bottom = 0; + return MOZ_GTK_SUCCESS; + default: + g_warning("Unsupported widget type: %d", widget); + return MOZ_GTK_UNKNOWN_WIDGET; + } + + *right = *left = XTHICKNESS(w->style); + *bottom = *top = YTHICKNESS(w->style); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_combo_box_entry_button_size(gint* width, gint* height) +{ + /* + * We get the requisition of the drop down button, which includes + * all padding, border and focus line widths the button uses, + * as well as the minimum arrow size and its padding + * */ + GtkRequisition requisition; + ensure_combo_box_entry_widgets(); + + gtk_widget_size_request(gComboBoxEntryButtonWidget, &requisition); + *width = requisition.width; + *height = requisition.height; + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_tab_scroll_arrow_size(gint* width, gint* height) +{ + gint arrow_size = 16; + + ensure_tab_widget(); + if (have_2_10) + gtk_widget_style_get(gTabWidget, + "scroll-arrow-hlength", &arrow_size, + NULL); + + *height = *width = arrow_size; + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_downarrow_size(gint* width, gint* height) +{ + GtkRequisition requisition; + ensure_button_arrow_widget(); + + gtk_widget_size_request(gButtonArrowWidget, &requisition); + *width = requisition.width; + *height = requisition.height; + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_toolbar_separator_width(gint* size) +{ + gboolean wide_separators = FALSE; + gint separator_width = 0; + GtkStyle* style; + + ensure_toolbar_widget(); + + style = gToolbarWidget->style; + + if (have_2_10) + gtk_widget_style_get(gToolbarWidget, + "wide-separators", &wide_separators, + "separator-width", &separator_width, + NULL); + + gtk_widget_style_get(gToolbarWidget, + "space-size", size, + NULL); + + /* Just in case... */ + *size = MAX(*size, (wide_separators ? separator_width : style->xthickness)); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_expander_size(gint* size) +{ + ensure_expander_widget(); + gtk_widget_style_get(gExpanderWidget, + "expander-size", size, + NULL); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_treeview_expander_size(gint* size) +{ + ensure_tree_view_widget(); + gtk_widget_style_get(gTreeViewWidget, + "expander-size", size, + NULL); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_menu_separator_height(gint *size) +{ + gboolean wide_separators = FALSE; + gint separator_height = 0; + + ensure_menu_separator_widget(); + + if (have_2_10) + gtk_widget_style_get(gMenuSeparatorWidget, + "wide-separators", &wide_separators, + "separator-height", &separator_height, + NULL); + + if (wide_separators) + *size = separator_height + gMenuSeparatorWidget->style->ythickness; + else + *size = gMenuSeparatorWidget->style->ythickness * 2; + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_scalethumb_metrics(GtkOrientation orient, gint* thumb_length, gint* thumb_height) +{ + GtkWidget* widget; + + ensure_scale_widget(); + widget = ((orient == GTK_ORIENTATION_HORIZONTAL) ? gHScaleWidget : gVScaleWidget); + + gtk_widget_style_get (widget, + "slider_length", thumb_length, + "slider_width", thumb_height, + NULL); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_get_scrollbar_metrics(MozGtkScrollbarMetrics *metrics) +{ + ensure_scrollbar_widget(); + + gtk_widget_style_get (gHorizScrollbarWidget, + "slider_width", &metrics->slider_width, + "trough_border", &metrics->trough_border, + "stepper_size", &metrics->stepper_size, + "stepper_spacing", &metrics->stepper_spacing, + NULL); + + metrics->min_slider_size = + GTK_RANGE(gHorizScrollbarWidget)->min_slider_size; + + return MOZ_GTK_SUCCESS; +} + +gboolean +moz_gtk_images_in_menus() +{ + gboolean result; + GtkSettings* settings; + + ensure_image_menu_item_widget(); + settings = gtk_widget_get_settings(gImageMenuItemWidget); + + g_object_get(settings, "gtk-menu-images", &result, NULL); + return result; +} + +gint +moz_gtk_widget_paint(GtkThemeWidgetType widget, GdkDrawable* drawable, + GdkRectangle* rect, GdkRectangle* cliprect, + GtkWidgetState* state, gint flags, + GtkTextDirection direction) +{ + switch (widget) { + case MOZ_GTK_BUTTON: + if (state->depressed) { + ensure_toggle_button_widget(); + return moz_gtk_button_paint(drawable, rect, cliprect, state, + (GtkReliefStyle) flags, + gToggleButtonWidget, direction); + } + ensure_button_widget(); + return moz_gtk_button_paint(drawable, rect, cliprect, state, + (GtkReliefStyle) flags, gButtonWidget, + direction); + break; + case MOZ_GTK_CHECKBUTTON: + case MOZ_GTK_RADIOBUTTON: + return moz_gtk_toggle_paint(drawable, rect, cliprect, state, + (gboolean) flags, + (widget == MOZ_GTK_RADIOBUTTON), + direction); + break; + case MOZ_GTK_SCROLLBAR_BUTTON: + return moz_gtk_scrollbar_button_paint(drawable, rect, cliprect, state, + (GtkScrollbarButtonFlags) flags, + direction); + break; + case MOZ_GTK_SCROLLBAR_TRACK_HORIZONTAL: + case MOZ_GTK_SCROLLBAR_TRACK_VERTICAL: + return moz_gtk_scrollbar_trough_paint(widget, drawable, rect, + cliprect, state, direction); + break; + case MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL: + case MOZ_GTK_SCROLLBAR_THUMB_VERTICAL: + return moz_gtk_scrollbar_thumb_paint(widget, drawable, rect, + cliprect, state, direction); + break; + case MOZ_GTK_SCALE_HORIZONTAL: + case MOZ_GTK_SCALE_VERTICAL: + return moz_gtk_scale_paint(drawable, rect, cliprect, state, + (GtkOrientation) flags, direction); + break; + case MOZ_GTK_SCALE_THUMB_HORIZONTAL: + case MOZ_GTK_SCALE_THUMB_VERTICAL: + return moz_gtk_scale_thumb_paint(drawable, rect, cliprect, state, + (GtkOrientation) flags, direction); + break; + case MOZ_GTK_SPINBUTTON: + return moz_gtk_spin_paint(drawable, rect, direction); + break; + case MOZ_GTK_SPINBUTTON_UP: + case MOZ_GTK_SPINBUTTON_DOWN: + return moz_gtk_spin_updown_paint(drawable, rect, + (widget == MOZ_GTK_SPINBUTTON_DOWN), + state, direction); + break; + case MOZ_GTK_SPINBUTTON_ENTRY: + ensure_spin_widget(); + return moz_gtk_entry_paint(drawable, rect, cliprect, state, + gSpinWidget, direction); + break; + case MOZ_GTK_GRIPPER: + return moz_gtk_gripper_paint(drawable, rect, cliprect, state, + direction); + break; + case MOZ_GTK_TREEVIEW: + return moz_gtk_treeview_paint(drawable, rect, cliprect, state, + direction); + break; + case MOZ_GTK_TREE_HEADER_CELL: + return moz_gtk_tree_header_cell_paint(drawable, rect, cliprect, state, + flags, direction); + break; + case MOZ_GTK_TREE_HEADER_SORTARROW: + return moz_gtk_tree_header_sort_arrow_paint(drawable, rect, cliprect, + state, + (GtkArrowType) flags, + direction); + break; + case MOZ_GTK_TREEVIEW_EXPANDER: + return moz_gtk_treeview_expander_paint(drawable, rect, cliprect, state, + (GtkExpanderStyle) flags, direction); + break; + case MOZ_GTK_EXPANDER: + return moz_gtk_expander_paint(drawable, rect, cliprect, state, + (GtkExpanderStyle) flags, direction); + break; + case MOZ_GTK_ENTRY: + ensure_entry_widget(); + return moz_gtk_entry_paint(drawable, rect, cliprect, state, + gEntryWidget, direction); + break; + case MOZ_GTK_ENTRY_CARET: + return moz_gtk_caret_paint(drawable, rect, cliprect, direction); + break; + case MOZ_GTK_DROPDOWN: + return moz_gtk_combo_box_paint(drawable, rect, cliprect, state, + (gboolean) flags, direction); + break; + case MOZ_GTK_DROPDOWN_ARROW: + return moz_gtk_combo_box_entry_button_paint(drawable, rect, cliprect, + state, flags, direction); + break; + case MOZ_GTK_DROPDOWN_ENTRY: + ensure_combo_box_entry_widgets(); + return moz_gtk_entry_paint(drawable, rect, cliprect, state, + gComboBoxEntryTextareaWidget, direction); + break; + case MOZ_GTK_CHECKBUTTON_CONTAINER: + case MOZ_GTK_RADIOBUTTON_CONTAINER: + return moz_gtk_container_paint(drawable, rect, cliprect, state, + (widget == MOZ_GTK_RADIOBUTTON_CONTAINER), + direction); + break; + case MOZ_GTK_CHECKBUTTON_LABEL: + case MOZ_GTK_RADIOBUTTON_LABEL: + return moz_gtk_toggle_label_paint(drawable, rect, cliprect, state, + (widget == MOZ_GTK_RADIOBUTTON_LABEL), + direction); + break; + case MOZ_GTK_TOOLBAR: + return moz_gtk_toolbar_paint(drawable, rect, cliprect, direction); + break; + case MOZ_GTK_TOOLBAR_SEPARATOR: + return moz_gtk_toolbar_separator_paint(drawable, rect, cliprect, + direction); + break; + case MOZ_GTK_TOOLTIP: + return moz_gtk_tooltip_paint(drawable, rect, cliprect, direction); + break; + case MOZ_GTK_FRAME: + return moz_gtk_frame_paint(drawable, rect, cliprect, direction); + break; + case MOZ_GTK_RESIZER: + return moz_gtk_resizer_paint(drawable, rect, cliprect, state, + direction); + break; + case MOZ_GTK_PROGRESSBAR: + return moz_gtk_progressbar_paint(drawable, rect, cliprect, direction); + break; + case MOZ_GTK_PROGRESS_CHUNK: + return moz_gtk_progress_chunk_paint(drawable, rect, cliprect, + direction); + break; + case MOZ_GTK_TAB: + return moz_gtk_tab_paint(drawable, rect, cliprect, + (GtkTabFlags) flags, direction); + break; + case MOZ_GTK_TABPANELS: + return moz_gtk_tabpanels_paint(drawable, rect, cliprect, direction); + break; + case MOZ_GTK_TAB_SCROLLARROW: + return moz_gtk_tab_scroll_arrow_paint(drawable, rect, cliprect, state, + (GtkArrowType) flags, direction); + break; + case MOZ_GTK_MENUBAR: + return moz_gtk_menu_bar_paint(drawable, rect, cliprect, direction); + break; + case MOZ_GTK_MENUPOPUP: + return moz_gtk_menu_popup_paint(drawable, rect, cliprect, direction); + break; + case MOZ_GTK_MENUSEPARATOR: + return moz_gtk_menu_separator_paint(drawable, rect, cliprect, + direction); + break; + case MOZ_GTK_MENUITEM: + return moz_gtk_menu_item_paint(drawable, rect, cliprect, state, flags, + direction); + break; + case MOZ_GTK_MENUARROW: + return moz_gtk_menu_arrow_paint(drawable, rect, cliprect, state, + direction); + break; + case MOZ_GTK_TOOLBARBUTTON_ARROW: + return moz_gtk_downarrow_paint(drawable, rect, cliprect, state); + break; + case MOZ_GTK_CHECKMENUITEM: + case MOZ_GTK_RADIOMENUITEM: + return moz_gtk_check_menu_item_paint(drawable, rect, cliprect, state, + (gboolean) flags, + (widget == MOZ_GTK_RADIOMENUITEM), + direction); + break; + case MOZ_GTK_SPLITTER_HORIZONTAL: + return moz_gtk_vpaned_paint(drawable, rect, cliprect, state); + break; + case MOZ_GTK_SPLITTER_VERTICAL: + return moz_gtk_hpaned_paint(drawable, rect, cliprect, state); + break; + case MOZ_GTK_WINDOW: + return moz_gtk_window_paint(drawable, rect, cliprect, direction); + break; + default: + g_warning("Unknown widget type: %d", widget); + } + + return MOZ_GTK_UNKNOWN_WIDGET; +} + +GtkWidget* moz_gtk_get_scrollbar_widget(void) +{ + if (!is_initialized) + return NULL; + ensure_scrollbar_widget(); + return gHorizScrollbarWidget; +} + +gint +moz_gtk_shutdown() +{ + GtkWidgetClass *entry_class; + + if (gTooltipWidget) + gtk_widget_destroy(gTooltipWidget); + /* This will destroy all of our widgets */ + if (gProtoWindow) + gtk_widget_destroy(gProtoWindow); + + gProtoWindow = NULL; + gButtonWidget = NULL; + gToggleButtonWidget = NULL; + gButtonArrowWidget = NULL; + gCheckboxWidget = NULL; + gRadiobuttonWidget = NULL; + gHorizScrollbarWidget = NULL; + gVertScrollbarWidget = NULL; + gSpinWidget = NULL; + gHScaleWidget = NULL; + gVScaleWidget = NULL; + gEntryWidget = NULL; + gComboBoxWidget = NULL; + gComboBoxButtonWidget = NULL; + gComboBoxSeparatorWidget = NULL; + gComboBoxArrowWidget = NULL; + gComboBoxEntryWidget = NULL; + gComboBoxEntryButtonWidget = NULL; + gComboBoxEntryArrowWidget = NULL; + gComboBoxEntryTextareaWidget = NULL; + gHandleBoxWidget = NULL; + gToolbarWidget = NULL; + gStatusbarWidget = NULL; + gFrameWidget = NULL; + gProgressWidget = NULL; + gTabWidget = NULL; + gTooltipWidget = NULL; + gMenuBarWidget = NULL; + gMenuBarItemWidget = NULL; + gMenuPopupWidget = NULL; + gMenuItemWidget = NULL; + gImageMenuItemWidget = NULL; + gCheckMenuItemWidget = NULL; + gTreeViewWidget = NULL; + gMiddleTreeViewColumn = NULL; + gTreeHeaderCellWidget = NULL; + gTreeHeaderSortArrowWidget = NULL; + gExpanderWidget = NULL; + gToolbarSeparatorWidget = NULL; + gMenuSeparatorWidget = NULL; + gHPanedWidget = NULL; + gVPanedWidget = NULL; + gScrolledWindowWidget = NULL; + + entry_class = g_type_class_peek(GTK_TYPE_ENTRY); + g_type_class_unref(entry_class); + + is_initialized = FALSE; + + return MOZ_GTK_SUCCESS; +} |