diff options
Diffstat (limited to 'Source/WebCore/platform/gtk/gtk2drawing.c')
| -rw-r--r-- | Source/WebCore/platform/gtk/gtk2drawing.c | 552 |
1 files changed, 0 insertions, 552 deletions
diff --git a/Source/WebCore/platform/gtk/gtk2drawing.c b/Source/WebCore/platform/gtk/gtk2drawing.c deleted file mode 100644 index 3979b7f..0000000 --- a/Source/WebCore/platform/gtk/gtk2drawing.c +++ /dev/null @@ -1,552 +0,0 @@ -/* -*- 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. - */ - -#ifdef GTK_API_VERSION_2 - -#undef GTK_DISABLE_DEPRECATED -#undef GDK_DISABLE_DEPRECATED - -#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 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); - - if (gParts->colormap) - gtk_widget_set_colormap(gParts->protoWindow, gParts->colormap); - - 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_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_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 -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; -} - -gint -moz_gtk_init() -{ - GtkWidgetClass *entry_class; - - is_initialized = TRUE; - - /* 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; -} - -static gint -moz_gtk_scrolled_window_paint(GdkDrawable* drawable, GdkRectangle* rect, - GdkRectangle* cliprect, GtkWidgetState* state) -{ - 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); - TSOffsetStyleGCs(style, rect->x - 1, rect->y - 1); - gtk_paint_shadow(style, drawable, GTK_STATE_NORMAL, GTK_SHADOW_IN, - cliprect, gParts->scrolledWindowWidget, "scrolled_window", - rect->x, rect->y, rect->width, rect->height); - 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; - 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); - - 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(gParts->horizScrollbarWidget); - else - scrollbar = GTK_SCROLLBAR(gParts->vertScrollbarWidget); - - gtk_widget_set_direction(GTK_WIDGET(scrollbar), direction); - - style = gtk_widget_get_style(GTK_WIDGET(scrollbar)); - - TSOffsetStyleGCs(style, rect->x, rect->y); - 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(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. */ - /* 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; - gtk_adjustment_set_page_size(adj, rect->width); - } - else { - cliprect->y -= 1; - cliprect->height += 2; - gtk_adjustment_set_page_size(adj, rect->height); - } - -#if GTK_CHECK_VERSION(2, 14, 0) - 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)); -#else - adj->lower = 0; - adj->value = state->curpos; - adj->upper = state->maxpos; - gtk_adjustment_changed(adj); -#endif - - style = gtk_widget_get_style(GTK_WIDGET(scrollbar)); - - 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; -} - -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) { - /* These widgets have no borders, since they are not containers. */ - 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: - *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_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, GdkDrawable* drawable, - GdkRectangle* rect, GdkRectangle* cliprect, - GtkWidgetState* state, gint flags, - GtkTextDirection direction) -{ - switch (widget) { - 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_SCROLLED_WINDOW: - return moz_gtk_scrolled_window_paint(drawable, rect, cliprect, state); - 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; - } -} - -#endif // GTK_API_VERSION_2 |