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Diffstat (limited to 'WebCore/platform/gtk/gtk3drawing.c')
-rw-r--r-- | WebCore/platform/gtk/gtk3drawing.c | 1416 |
1 files changed, 1416 insertions, 0 deletions
diff --git a/WebCore/platform/gtk/gtk3drawing.c b/WebCore/platform/gtk/gtk3drawing.c new file mode 100644 index 0000000..dda110d --- /dev/null +++ b/WebCore/platform/gtk/gtk3drawing.c @@ -0,0 +1,1416 @@ +/* -*- 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. + */ + +#ifndef GTK_API_VERSION_2 + +#include <gdk/gdkprivate.h> +#include "gtkdrawing.h" +#include "GtkVersioning.h" +#include <math.h> +#include <string.h> + +#define XTHICKNESS(style) (style->xthickness) +#define YTHICKNESS(style) (style->ythickness) + +static GtkThemeParts *gParts = NULL; +static style_prop_t style_prop_func; +static gboolean have_arrow_scaling; +static gboolean is_initialized; + +void +moz_gtk_use_theme_parts(GtkThemeParts* parts) +{ + gParts = parts; +} + +/* 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 (!gParts->protoWindow) { + gParts->protoWindow = gtk_window_new(GTK_WINDOW_POPUP); + gtk_widget_realize(gParts->protoWindow); + moz_gtk_set_widget_name(gParts->protoWindow); + } + return MOZ_GTK_SUCCESS; +} + +static gint +setup_widget_prototype(GtkWidget* widget) +{ + ensure_window_widget(); + if (!gParts->protoLayout) { + gParts->protoLayout = gtk_fixed_new(); + gtk_container_add(GTK_CONTAINER(gParts->protoWindow), gParts->protoLayout); + } + + gtk_container_add(GTK_CONTAINER(gParts->protoLayout), widget); + gtk_widget_realize(widget); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", GINT_TO_POINTER(TRUE)); + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_button_widget() +{ + if (!gParts->buttonWidget) { + gParts->buttonWidget = gtk_button_new_with_label("M"); + setup_widget_prototype(gParts->buttonWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_toggle_button_widget() +{ + if (!gParts->toggleButtonWidget) { + gParts->toggleButtonWidget = gtk_toggle_button_new(); + setup_widget_prototype(gParts->toggleButtonWidget); + /* toggle button must be set active to get the right style on hover. */ + gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(gParts->toggleButtonWidget), TRUE); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_button_arrow_widget() +{ + if (!gParts->buttonArrowWidget) { + ensure_toggle_button_widget(); + + gParts->buttonArrowWidget = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT); + gtk_container_add(GTK_CONTAINER(gParts->toggleButtonWidget), gParts->buttonArrowWidget); + gtk_widget_realize(gParts->buttonArrowWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_checkbox_widget() +{ + if (!gParts->checkboxWidget) { + gParts->checkboxWidget = gtk_check_button_new_with_label("M"); + setup_widget_prototype(gParts->checkboxWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_radiobutton_widget() +{ + if (!gParts->radiobuttonWidget) { + gParts->radiobuttonWidget = gtk_radio_button_new_with_label(NULL, "M"); + setup_widget_prototype(gParts->radiobuttonWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_scrollbar_widget() +{ + if (!gParts->vertScrollbarWidget) { + gParts->vertScrollbarWidget = gtk_vscrollbar_new(NULL); + setup_widget_prototype(gParts->vertScrollbarWidget); + } + if (!gParts->horizScrollbarWidget) { + gParts->horizScrollbarWidget = gtk_hscrollbar_new(NULL); + setup_widget_prototype(gParts->horizScrollbarWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_scale_widget() +{ + if (!gParts->hScaleWidget) { + gParts->hScaleWidget = gtk_hscale_new(NULL); + setup_widget_prototype(gParts->hScaleWidget); + } + if (!gParts->vScaleWidget) { + gParts->vScaleWidget = gtk_vscale_new(NULL); + setup_widget_prototype(gParts->vScaleWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_entry_widget() +{ + if (!gParts->entryWidget) { + gParts->entryWidget = gtk_entry_new(); + setup_widget_prototype(gParts->entryWidget); + } + 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 gParts->protoWindow 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)) { + gParts->comboBoxButtonWidget = widget; + g_object_add_weak_pointer(G_OBJECT(widget), + (gpointer) &gParts->comboBoxButtonWidget); + gtk_widget_realize(widget); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", GINT_TO_POINTER(TRUE)); + } +} + +static void +moz_gtk_get_combo_box_button_inner_widgets(GtkWidget *widget, + gpointer client_data) +{ + if (GTK_IS_SEPARATOR(widget)) { + gParts->comboBoxSeparatorWidget = widget; + g_object_add_weak_pointer(G_OBJECT(widget), + (gpointer) &gParts->comboBoxSeparatorWidget); + } else if (GTK_IS_ARROW(widget)) { + gParts->comboBoxArrowWidget = widget; + g_object_add_weak_pointer(G_OBJECT(widget), + (gpointer) &gParts->comboBoxArrowWidget); + } else + return; + gtk_widget_realize(widget); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", GINT_TO_POINTER(TRUE)); +} + +static gint +ensure_combo_box_widgets() +{ + GtkWidget* buttonChild; + + if (gParts->comboBoxButtonWidget && gParts->comboBoxArrowWidget) + return MOZ_GTK_SUCCESS; + + /* Create a ComboBox if needed */ + if (!gParts->comboBoxWidget) { + gParts->comboBoxWidget = gtk_combo_box_new(); + setup_widget_prototype(gParts->comboBoxWidget); + } + + /* Get its inner Button */ + gtk_container_forall(GTK_CONTAINER(gParts->comboBoxWidget), + moz_gtk_get_combo_box_inner_button, + NULL); + + if (gParts->comboBoxButtonWidget) { + /* Get the widgets inside the Button */ + buttonChild = gtk_bin_get_child(GTK_BIN(gParts->comboBoxButtonWidget)); + 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 */ + gParts->comboBoxArrowWidget = buttonChild; + g_object_add_weak_pointer(G_OBJECT(buttonChild), (gpointer) + &gParts->comboBoxArrowWidget); + gtk_widget_realize(gParts->comboBoxArrowWidget); + g_object_set_data(G_OBJECT(gParts->comboBoxArrowWidget), + "transparent-bg-hint", GINT_TO_POINTER(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(); + gParts->comboBoxButtonWidget = gParts->toggleButtonWidget; + } + + if (!gParts->comboBoxArrowWidget) { + /* Shouldn't be reached with current internal gtk implementation; + * we gParts->buttonArrowWidget as last resort fallback to avoid + * crashing. */ + ensure_button_arrow_widget(); + gParts->comboBoxArrowWidget = gParts->buttonArrowWidget; + } + + /* We don't test the validity of gParts->comboBoxSeparatorWidget 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; +} + +static gint +ensure_progress_widget() +{ + if (!gParts->progresWidget) { + gParts->progresWidget = gtk_progress_bar_new(); + setup_widget_prototype(gParts->progresWidget); + } + return MOZ_GTK_SUCCESS; +} + +static gint +ensure_scrolled_window_widget() +{ + if (!gParts->scrolledWindowWidget) { + gParts->scrolledWindowWidget = gtk_scrolled_window_new(NULL, NULL); + setup_widget_prototype(gParts->scrolledWindowWidget); + } + 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 +moz_gtk_button_paint(cairo_t* cr, GdkRectangle* rect, + GtkWidgetState* state, GtkReliefStyle relief, + GtkWidget* widget, GtkTextDirection direction) +{ + GtkShadowType shadow_type; + GtkStyle* style = gtk_widget_get_style(widget); + GtkStateType button_state = ConvertGtkState(state); + gint x = rect->x, y=rect->y, width=rect->width, height=rect->height; + GdkWindow* window = gtk_widget_get_window(widget); + + gboolean interior_focus; + gint focus_width, focus_pad; + + moz_gtk_widget_get_focus(widget, &interior_focus, &focus_width, &focus_pad); + + if (window && gdk_window_is_visible(window)) { + gdk_window_set_background_pattern(window, NULL); + } + + gtk_widget_set_state(widget, button_state); + gtk_widget_set_direction(widget, direction); + gtk_button_set_relief(GTK_BUTTON(widget), relief); + + 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, cr, button_state, shadow_type, + widget, "buttondefault", x, y, width, height); + } + + if (relief != GTK_RELIEF_NONE || state->depressed || + (button_state != GTK_STATE_NORMAL && + button_state != GTK_STATE_INSENSITIVE)) { + /* 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, cr, button_state, shadow_type, + widget, "button", x, y, width, height); + } + + if (state->focused) { + if (interior_focus) { + GtkStyle* style = gtk_widget_get_style(widget); + x += style->xthickness + focus_pad; + y += style->ythickness + focus_pad; + width -= 2 * (style->xthickness + focus_pad); + height -= 2 * (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); + } + + gtk_paint_focus(style, cr, button_state, + widget, "button", x, y, width, height); + } + + 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)); + + /* 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 (gParts->checkboxWidget, + "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 (gParts->radiobuttonWidget, + "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_button_get_inner_border(GtkWidget* widget, GtkBorder* inner_border) +{ + static const GtkBorder default_inner_border = { 1, 1, 1, 1 }; + GtkBorder *tmp_border; + + 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(cairo_t* cr, GdkRectangle* rect, + GtkWidgetState* state, gboolean selected, + gboolean inconsistent, 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 = gParts->radiobuttonWidget; + } else { + moz_gtk_checkbox_get_metrics(&indicator_size, &indicator_spacing); + w = gParts->checkboxWidget; + } + + // "GetMinimumWidgetSize was ignored" + // FIXME: This assert causes a build failure in WebKitGTK+ debug + // builds, because it uses 'false' in its definition. We may want + // to force this file to be built with g++, by renaming it. + // ASSERT(rect->width == indicator_size); + + /* + * 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 = gtk_widget_get_style(w); + + gtk_widget_set_sensitive(w, !state->disabled); + gtk_widget_set_direction(w, direction); + gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), selected); + + if (isradio) { + gtk_paint_option(style, cr, state_type, shadow_type, + gParts->radiobuttonWidget, "radiobutton", x, y, + width, height); + if (state->focused) { + gtk_paint_focus(style, cr, GTK_STATE_ACTIVE, + gParts->radiobuttonWidget, "radiobutton", focus_x, focus_y, + focus_width, focus_height); + } + } + else { + /* + * 'indeterminate' type on checkboxes. In GTK, the shadow type + * must also be changed for the state to be drawn. + */ + if (inconsistent) { + gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON(gParts->checkboxWidget), TRUE); + shadow_type = GTK_SHADOW_ETCHED_IN; + } else { + gtk_toggle_button_set_inconsistent(GTK_TOGGLE_BUTTON(gParts->checkboxWidget), FALSE); + } + + gtk_paint_check(style, cr, state_type, shadow_type, + gParts->checkboxWidget, "checkbutton", x, y, width, height); + if (state->focused) { + gtk_paint_focus(style, cr, GTK_STATE_ACTIVE, + gParts->checkboxWidget, "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 = gtk_widget_get_style(button); + + /* 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); + gfloat misc_xalign, misc_yalign; + gint misc_xpad, misc_ypad; + + if (have_arrow_scaling) + gtk_widget_style_get(arrow, "arrow_scaling", &arrow_scaling, NULL); + + gtk_misc_get_padding(misc, &misc_xpad, &misc_ypad); + gtk_misc_get_alignment(misc, &misc_xalign, &misc_yalign); + + 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_scrolled_window_paint(cairo_t* cr, GdkRectangle* rect, + GtkWidgetState* state) +{ + GtkStateType state_type = ConvertGtkState(state); + GtkShadowType shadow_type = (state->active) ? GTK_SHADOW_IN : GTK_SHADOW_OUT; + GtkStyle* style; + GtkAllocation allocation; + GtkWidget* widget; + + ensure_scrolled_window_widget(); + widget = gParts->scrolledWindowWidget; + + gtk_widget_get_allocation(widget, &allocation); + allocation.x = rect->x; + allocation.y = rect->y; + allocation.width = rect->width; + allocation.height = rect->height; + gtk_widget_set_allocation(widget, &allocation); + + style = gtk_widget_get_style(widget); + gtk_paint_box(style, cr, state_type, shadow_type, + widget, "scrolled_window", rect->x - 1, rect->y - 1, + rect->width + 2, rect->height + 2); + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_scrollbar_button_paint(cairo_t* cr, GdkRectangle* rect, + 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; + GtkAllocation allocation; + 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 = gParts->vertScrollbarWidget; + else + scrollbar = gParts->horizScrollbarWidget; + + 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. */ + + gtk_widget_get_allocation(scrollbar, &allocation); + allocation.x = rect->x; + allocation.y = rect->y; + allocation.width = rect->width; + allocation.height = rect->height; + + if (flags & MOZ_GTK_STEPPER_VERTICAL) { + allocation.height *= 5; + if (flags & MOZ_GTK_STEPPER_DOWN) { + arrow_type = GTK_ARROW_DOWN; + if (flags & MOZ_GTK_STEPPER_BOTTOM) + allocation.y -= 4 * rect->height; + else + allocation.y -= rect->height; + + } else { + arrow_type = GTK_ARROW_UP; + if (flags & MOZ_GTK_STEPPER_BOTTOM) + allocation.y -= 3 * rect->height; + } + } else { + allocation.width *= 5; + if (flags & MOZ_GTK_STEPPER_DOWN) { + arrow_type = GTK_ARROW_RIGHT; + if (flags & MOZ_GTK_STEPPER_BOTTOM) + allocation.x -= 4 * rect->width; + else + allocation.x -= rect->width; + } else { + arrow_type = GTK_ARROW_LEFT; + if (flags & MOZ_GTK_STEPPER_BOTTOM) + allocation.x -= 3 * rect->width; + } + } + + gtk_widget_set_allocation(scrollbar, &allocation); + style = gtk_widget_get_style(scrollbar); + + gtk_paint_box(style, cr, state_type, shadow_type, + 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, cr, state_type, shadow_type, + 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, + cairo_t* cr, GdkRectangle* rect, + GtkWidgetState* state, + GtkTextDirection direction) +{ + GtkStyle* style; + GtkScrollbar *scrollbar; + + ensure_scrollbar_widget(); + + if (widget == MOZ_GTK_SCROLLBAR_TRACK_HORIZONTAL) + scrollbar = GTK_SCROLLBAR(gParts->horizScrollbarWidget); + else + scrollbar = GTK_SCROLLBAR(gParts->vertScrollbarWidget); + + gtk_widget_set_direction(GTK_WIDGET(scrollbar), direction); + + style = gtk_widget_get_style(GTK_WIDGET(scrollbar)); + + gtk_paint_box(style, cr, GTK_STATE_ACTIVE, GTK_SHADOW_IN, + GTK_WIDGET(scrollbar), "trough", rect->x, rect->y, + rect->width, rect->height); + + if (state->focused) { + gtk_paint_focus(style, cr, GTK_STATE_ACTIVE, + 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, + cairo_t* cr, GdkRectangle* rect, + 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; + + ensure_scrollbar_widget(); + + if (widget == MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL) + scrollbar = GTK_SCROLLBAR(gParts->horizScrollbarWidget); + else + scrollbar = GTK_SCROLLBAR(gParts->vertScrollbarWidget); + + 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. */ + adj = gtk_range_get_adjustment(GTK_RANGE(scrollbar)); + + if (widget == MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL) { + gtk_adjustment_set_page_size(adj, rect->width); + } + else { + gtk_adjustment_set_page_size(adj, rect->height); + } + + gtk_adjustment_configure(adj, + state->curpos, + 0, + state->maxpos, + gtk_adjustment_get_step_increment(adj), + gtk_adjustment_get_page_increment(adj), + gtk_adjustment_get_page_size(adj)); + + style = gtk_widget_get_style(GTK_WIDGET(scrollbar)); + + gtk_paint_slider(style, cr, state_type, shadow_type, + 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_scale_paint(cairo_t* cr, GdkRectangle* rect, + 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) ? gParts->hScaleWidget : gParts->vScaleWidget); + gtk_widget_set_direction(widget, direction); + + style = gtk_widget_get_style(widget); + + if (flags == GTK_ORIENTATION_HORIZONTAL) { + x = XTHICKNESS(style); + y++; + } + else { + x++; + y = YTHICKNESS(style); + } + + gtk_style_apply_default_background(style, cr, gtk_widget_get_window (widget), + GTK_STATE_NORMAL, + rect->x, rect->y, + rect->width, rect->height); + + gtk_paint_box(style, cr, GTK_STATE_ACTIVE, GTK_SHADOW_IN, + widget, "trough", rect->x + x, rect->y + y, + rect->width - 2*x, rect->height - 2*y); + + if (state->focused) + gtk_paint_focus(style, cr, state_type, widget, "trough", + rect->x, rect->y, rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_scale_thumb_paint(cairo_t* cr, GdkRectangle* rect, + 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) ? gParts->hScaleWidget : gParts->vScaleWidget); + gtk_widget_set_direction(widget, direction); + + style = gtk_widget_get_style(widget); + + /* 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; + } + + gtk_paint_slider(style, cr, state_type, GTK_SHADOW_OUT, + widget, (flags == GTK_ORIENTATION_HORIZONTAL) ? "hscale" : "vscale", + x, y, thumb_width, thumb_height, flags); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_entry_paint(cairo_t* cr, GdkRectangle* rect, + 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 = gtk_widget_get_style(widget); + + 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 */ + + /* 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", GINT_TO_POINTER(TRUE)); + } else { + cairo_save(cr); + gdk_cairo_set_source_color(cr, (const GdkColor*)&style->base[bg_state]); + cairo_pattern_set_extend(cairo_get_source(cr), CAIRO_EXTEND_REPEAT); + cairo_fill(cr); + cairo_restore(cr); + g_object_set_data(G_OBJECT(widget), "transparent-bg-hint", GINT_TO_POINTER(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, cr, bg_state, GTK_SHADOW_NONE, + 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. */ + 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, cr, GTK_STATE_NORMAL, GTK_SHADOW_IN, + widget, "entry", x, y, width, height); + + if (state->focused && !state->disabled) { + if (!interior_focus) { + gtk_paint_focus(style, cr, GTK_STATE_NORMAL, + widget, "entry", + rect->x, rect->y, rect->width, rect->height); + } + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_combo_box_paint(cairo_t* cr, GdkRectangle* rect, + GtkWidgetState* state, gboolean ishtml, + GtkTextDirection direction) +{ + GdkRectangle arrow_rect, real_arrow_rect; + gint /* arrow_size, */ separator_width; + gboolean wide_separators; + 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 gParts->comboBoxButtonWidget, which is then + * inherited by the separator and arrow */ + moz_gtk_button_paint(cr, rect, state, GTK_RELIEF_NORMAL, + gParts->comboBoxButtonWidget, direction); + + calculate_button_inner_rect(gParts->comboBoxButtonWidget, + 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_get_preferred_size(gParts->comboBoxArrowWidget, &arrow_req, NULL); + if (direction == GTK_TEXT_DIR_LTR) + arrow_rect.x += arrow_rect.width - arrow_req.width; + arrow_rect.width = arrow_req.width; + + calculate_arrow_rect(gParts->comboBoxArrowWidget, + &arrow_rect, &real_arrow_rect, direction); + + style = gtk_widget_get_style(gParts->comboBoxArrowWidget); + + gtk_widget_size_allocate(gParts->comboBoxWidget, rect); + + gtk_paint_arrow(style, cr, state_type, shadow_type, + gParts->comboBoxArrowWidget, "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 (!gParts->comboBoxSeparatorWidget) + return MOZ_GTK_SUCCESS; + + style = gtk_widget_get_style(gParts->comboBoxSeparatorWidget); + + gtk_widget_style_get(gParts->comboBoxSeparatorWidget, + "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, cr, + GTK_STATE_NORMAL, GTK_SHADOW_ETCHED_OUT, + gParts->comboBoxSeparatorWidget, "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, cr, GTK_STATE_NORMAL, + gParts->comboBoxSeparatorWidget, "vseparator", + arrow_rect.y, arrow_rect.y + arrow_rect.height, + arrow_rect.x); + } + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_progressbar_paint(cairo_t* cr, GdkRectangle* rect, + GtkTextDirection direction) +{ + GtkStyle* style; + + ensure_progress_widget(); + gtk_widget_set_direction(gParts->progresWidget, direction); + + style = gtk_widget_get_style(gParts->progresWidget); + + gtk_paint_box(style, cr, GTK_STATE_NORMAL, GTK_SHADOW_IN, + gParts->progresWidget, "trough", rect->x, rect->y, + rect->width, rect->height); + + return MOZ_GTK_SUCCESS; +} + +static gint +moz_gtk_progress_chunk_paint(cairo_t* cr, GdkRectangle* rect, + GtkTextDirection direction) +{ + GtkStyle* style; + + ensure_progress_widget(); + gtk_widget_set_direction(gParts->progresWidget, direction); + + style = gtk_widget_get_style(gParts->progresWidget); + + gtk_paint_box(style, cr, GTK_STATE_PRELIGHT, GTK_SHADOW_OUT, + gParts->progresWidget, "bar", 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; + GtkStyle *style; + + switch (widget) { + case MOZ_GTK_BUTTON: + { + GtkBorder inner_border; + gboolean interior_focus; + gint focus_width, focus_pad; + GtkStyle *style; + + ensure_button_widget(); + *left = *top = *right = *bottom = gtk_container_get_border_width(GTK_CONTAINER(gParts->buttonWidget)); + + /* 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(gParts->buttonWidget, &interior_focus, &focus_width, &focus_pad); + moz_gtk_button_get_inner_border(gParts->buttonWidget, &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; + } + + style = gtk_widget_get_style(gParts->buttonWidget); + *left += style->xthickness; + *right += style->xthickness; + *top += style->ythickness; + *bottom += style->ythickness; + return MOZ_GTK_SUCCESS; + } + case MOZ_GTK_ENTRY: + ensure_entry_widget(); + w = gParts->entryWidget; + 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; + gint focus_width, focus_pad, separator_width; + GtkRequisition arrow_req; + GtkStyle* style; + + ensure_combo_box_widgets(); + + *left = gtk_container_get_border_width(GTK_CONTAINER(gParts->comboBoxButtonWidget)); + + if (!inhtml) { + moz_gtk_widget_get_focus(gParts->comboBoxButtonWidget, + &ignored_interior_focus, + &focus_width, &focus_pad); + *left += focus_width + focus_pad; + } + + style = gtk_widget_get_style(gParts->comboBoxButtonWidget); + *top = *left + style->ythickness; + *left += style->xthickness; + + *right = *left; *bottom = *top; + + /* If there is no separator, don't try to count its width. */ + separator_width = 0; + if (gParts->comboBoxSeparatorWidget) { + gtk_widget_style_get(gParts->comboBoxSeparatorWidget, + "wide-separators", &wide_separators, + "separator-width", &separator_width, + NULL); + + if (!wide_separators) + separator_width = + XTHICKNESS(style); + } + + gtk_widget_get_preferred_size(gParts->comboBoxArrowWidget, &arrow_req, NULL); + 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_PROGRESSBAR: + ensure_progress_widget(); + w = gParts->progresWidget; + break; + case MOZ_GTK_SCALE_HORIZONTAL: + ensure_scale_widget(); + w = gParts->hScaleWidget; + break; + case MOZ_GTK_SCALE_VERTICAL: + ensure_scale_widget(); + w = gParts->vScaleWidget; + break; + /* These widgets have no borders, since they are not containers. */ + 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_PROGRESS_CHUNK: + *left = *top = *right = *bottom = 0; + return MOZ_GTK_SUCCESS; + default: + g_warning("Unsupported widget type: %d", widget); + return MOZ_GTK_UNKNOWN_WIDGET; + } + + style = gtk_widget_get_style(w); + *right = *left = XTHICKNESS(style); + *bottom = *top = YTHICKNESS(style); + + 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) ? gParts->hScaleWidget : gParts->vScaleWidget); + + 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 (gParts->horizScrollbarWidget, + "slider_width", &metrics->slider_width, + "trough_border", &metrics->trough_border, + "stepper_size", &metrics->stepper_size, + "stepper_spacing", &metrics->stepper_spacing, + "trough_under_steppers", &metrics->trough_under_steppers, + "has_secondary_forward_stepper", &metrics->has_secondary_forward_stepper, + "has_secondary_backward_stepper", &metrics->has_secondary_backward_stepper, + NULL); + + metrics->min_slider_size = gtk_range_get_min_slider_size(GTK_RANGE(gParts->horizScrollbarWidget)); + + return MOZ_GTK_SUCCESS; +} + +gint +moz_gtk_widget_paint(GtkThemeWidgetType widget, cairo_t* cr, + GdkRectangle* rect, GtkWidgetState* state, + gint flags, GtkTextDirection direction) +{ + switch (widget) { + case MOZ_GTK_BUTTON: + if (state->depressed) { + ensure_toggle_button_widget(); + return moz_gtk_button_paint(cr, rect, state, + (GtkReliefStyle) flags, + gParts->toggleButtonWidget, direction); + } + ensure_button_widget(); + return moz_gtk_button_paint(cr, rect, state, + (GtkReliefStyle) flags, gParts->buttonWidget, + direction); + break; + case MOZ_GTK_CHECKBUTTON: + case MOZ_GTK_RADIOBUTTON: + return moz_gtk_toggle_paint(cr, rect, state, + !!(flags & MOZ_GTK_WIDGET_CHECKED), + !!(flags & MOZ_GTK_WIDGET_INCONSISTENT), + (widget == MOZ_GTK_RADIOBUTTON), + direction); + break; + case MOZ_GTK_SCROLLBAR_BUTTON: + return moz_gtk_scrollbar_button_paint(cr, rect, state, + (GtkScrollbarButtonFlags) flags, + direction); + break; + case MOZ_GTK_SCROLLBAR_TRACK_HORIZONTAL: + case MOZ_GTK_SCROLLBAR_TRACK_VERTICAL: + return moz_gtk_scrollbar_trough_paint(widget, cr, rect, + state, direction); + break; + case MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL: + case MOZ_GTK_SCROLLBAR_THUMB_VERTICAL: + return moz_gtk_scrollbar_thumb_paint(widget, cr, rect, + state, direction); + break; + case MOZ_GTK_SCROLLED_WINDOW: + return moz_gtk_scrolled_window_paint(cr, rect, state); + break; + case MOZ_GTK_SCALE_HORIZONTAL: + case MOZ_GTK_SCALE_VERTICAL: + return moz_gtk_scale_paint(cr, rect, state, + (GtkOrientation) flags, direction); + break; + case MOZ_GTK_SCALE_THUMB_HORIZONTAL: + case MOZ_GTK_SCALE_THUMB_VERTICAL: + return moz_gtk_scale_thumb_paint(cr, rect, state, + (GtkOrientation) flags, direction); + break; + case MOZ_GTK_ENTRY: + ensure_entry_widget(); + return moz_gtk_entry_paint(cr, rect, state, + gParts->entryWidget, direction); + break; + case MOZ_GTK_DROPDOWN: + return moz_gtk_combo_box_paint(cr, rect, state, + (gboolean) flags, direction); + break; + case MOZ_GTK_PROGRESSBAR: + return moz_gtk_progressbar_paint(cr, rect, direction); + break; + case MOZ_GTK_PROGRESS_CHUNK: + return moz_gtk_progress_chunk_paint(cr, rect, 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 gParts->horizScrollbarWidget; +} + +gint +moz_gtk_shutdown() +{ + GtkWidgetClass *entry_class; + entry_class = g_type_class_peek(GTK_TYPE_ENTRY); + g_type_class_unref(entry_class); + + is_initialized = FALSE; + + return MOZ_GTK_SUCCESS; +} + +void moz_gtk_destroy_theme_parts_widgets(GtkThemeParts* parts) +{ + if (!parts) + return; + + if (parts->protoWindow) { + gtk_widget_destroy(parts->protoWindow); + parts->protoWindow = NULL; + } +} + +GtkWidget* moz_gtk_get_progress_widget() +{ + if (!is_initialized) + return NULL; + ensure_progress_widget(); + return gParts->progresWidget; +} + +#endif // GTK_API_VERSION_2 |