зеркало из https://github.com/mozilla/gecko-dev.git
898 строки
28 KiB
C++
898 строки
28 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <dlfcn.h>
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#include <gtk/gtk.h>
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#include "WidgetStyleCache.h"
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#include "gtkdrawing.h"
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#define STATE_FLAG_DIR_LTR (1U << 7)
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#define STATE_FLAG_DIR_RTL (1U << 8)
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#if GTK_CHECK_VERSION(3,8,0)
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static_assert(GTK_STATE_FLAG_DIR_LTR == STATE_FLAG_DIR_LTR &&
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GTK_STATE_FLAG_DIR_RTL == STATE_FLAG_DIR_RTL,
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"incorrect direction state flags");
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#endif
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static GtkWidget* sWidgetStorage[MOZ_GTK_WIDGET_NODE_COUNT];
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static GtkStyleContext* sStyleStorage[MOZ_GTK_WIDGET_NODE_COUNT];
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static bool sStyleContextNeedsRestore;
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#ifdef DEBUG
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static GtkStyleContext* sCurrentStyleContext;
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#endif
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static GtkStyleContext*
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GetCssNodeStyleInternal(WidgetNodeType aNodeType);
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static GtkWidget*
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CreateWindowWidget()
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{
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GtkWidget *widget = gtk_window_new(GTK_WINDOW_POPUP);
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gtk_widget_realize(widget);
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gtk_widget_set_name(widget, "MozillaGtkWidget");
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return widget;
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}
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static GtkWidget*
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CreateWindowContainerWidget()
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{
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GtkWidget *widget = gtk_fixed_new();
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gtk_container_add(GTK_CONTAINER(GetWidget(MOZ_GTK_WINDOW)), widget);
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return widget;
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}
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static void
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AddToWindowContainer(GtkWidget* widget)
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{
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gtk_container_add(GTK_CONTAINER(GetWidget(MOZ_GTK_WINDOW_CONTAINER)), widget);
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gtk_widget_realize(widget);
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}
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static GtkWidget*
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CreateScrollbarWidget(WidgetNodeType aWidgetType, GtkOrientation aOrientation)
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{
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GtkWidget* widget = gtk_scrollbar_new(aOrientation, nullptr);
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateCheckboxWidget()
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{
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GtkWidget* widget = gtk_check_button_new_with_label("M");
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateRadiobuttonWidget()
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{
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GtkWidget* widget = gtk_radio_button_new_with_label(nullptr, "M");
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateMenuBarWidget()
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{
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GtkWidget* widget = gtk_menu_bar_new();
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateMenuPopupWidget()
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{
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GtkWidget* widget = gtk_menu_new();
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gtk_menu_attach_to_widget(GTK_MENU(widget), GetWidget(MOZ_GTK_WINDOW),
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nullptr);
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return widget;
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}
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static GtkWidget*
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CreateMenuItemWidget(WidgetNodeType aShellType)
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{
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GtkWidget* widget = gtk_menu_item_new();
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gtk_menu_shell_append(GTK_MENU_SHELL(GetWidget(aShellType)), widget);
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return widget;
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}
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static GtkWidget*
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CreateProgressWidget()
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{
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GtkWidget* widget = gtk_progress_bar_new();
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateTooltipWidget()
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{
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MOZ_ASSERT(gtk_check_version(3, 20, 0) != nullptr,
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"CreateTooltipWidget should be used for Gtk < 3.20 only.");
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GtkWidget* widget = CreateWindowWidget();
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GtkStyleContext* style = gtk_widget_get_style_context(widget);
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gtk_style_context_add_class(style, GTK_STYLE_CLASS_TOOLTIP);
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return widget;
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}
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static GtkWidget*
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CreateExpanderWidget()
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{
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GtkWidget* widget = gtk_expander_new("M");
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateFrameWidget()
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{
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GtkWidget* widget = gtk_frame_new(nullptr);
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateGripperWidget()
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{
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GtkWidget* widget = gtk_handle_box_new();
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateToolbarWidget()
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{
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GtkWidget* widget = gtk_toolbar_new();
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gtk_container_add(GTK_CONTAINER(GetWidget(MOZ_GTK_GRIPPER)), widget);
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gtk_widget_realize(widget);
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return widget;
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}
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static GtkWidget*
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CreateToolbarSeparatorWidget()
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{
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GtkWidget* widget = GTK_WIDGET(gtk_separator_tool_item_new());
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateInfoBarWidget()
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{
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GtkWidget* widget = gtk_info_bar_new();
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateButtonWidget()
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{
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GtkWidget* widget = gtk_button_new_with_label("M");
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateToggleButtonWidget()
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{
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GtkWidget* widget = gtk_toggle_button_new();
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateButtonArrowWidget()
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{
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GtkWidget* widget = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
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gtk_container_add(GTK_CONTAINER(GetWidget(MOZ_GTK_TOGGLE_BUTTON)), widget);
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gtk_widget_realize(widget);
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gtk_widget_show(widget);
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return widget;
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}
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static GtkWidget*
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CreateSpinWidget()
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{
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GtkWidget* widget = gtk_spin_button_new(nullptr, 1, 0);
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateEntryWidget()
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{
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GtkWidget* widget = gtk_entry_new();
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateScrolledWindowWidget()
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{
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GtkWidget* widget = gtk_scrolled_window_new(nullptr, nullptr);
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateTextViewWidget()
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{
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GtkWidget* widget = gtk_text_view_new();
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gtk_container_add(GTK_CONTAINER(GetWidget(MOZ_GTK_SCROLLED_WINDOW)),
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widget);
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return widget;
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}
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static GtkWidget*
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CreateMenuSeparatorWidget()
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{
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GtkWidget* widget = gtk_separator_menu_item_new();
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gtk_menu_shell_append(GTK_MENU_SHELL(GetWidget(MOZ_GTK_MENUPOPUP)),
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widget);
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gtk_widget_realize(widget);
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return widget;
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}
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static GtkWidget*
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CreateTreeViewWidget()
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{
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GtkWidget* widget = gtk_tree_view_new();
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateTreeHeaderCellWidget()
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{
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/*
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* Some GTK engines paint the first and last cell
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* of a TreeView header with a highlight.
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* Since we do not know where our widget will be relative
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* to the other buttons in the TreeView header, we must
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* paint it as a button that is between two others,
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* thus ensuring it is neither the first or last button
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* in the header.
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* GTK doesn't give us a way to do this explicitly,
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* so we must paint with a button that is between two
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* others.
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*/
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GtkTreeViewColumn* firstTreeViewColumn;
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GtkTreeViewColumn* middleTreeViewColumn;
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GtkTreeViewColumn* lastTreeViewColumn;
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GtkWidget *treeView = GetWidget(MOZ_GTK_TREEVIEW);
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/* Create and append our three columns */
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firstTreeViewColumn = gtk_tree_view_column_new();
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gtk_tree_view_column_set_title(firstTreeViewColumn, "M");
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gtk_tree_view_append_column(GTK_TREE_VIEW(treeView),
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firstTreeViewColumn);
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middleTreeViewColumn = gtk_tree_view_column_new();
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gtk_tree_view_column_set_title(middleTreeViewColumn, "M");
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gtk_tree_view_append_column(GTK_TREE_VIEW(treeView),
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middleTreeViewColumn);
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lastTreeViewColumn = gtk_tree_view_column_new();
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gtk_tree_view_column_set_title(lastTreeViewColumn, "M");
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gtk_tree_view_append_column(GTK_TREE_VIEW(treeView),
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lastTreeViewColumn);
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/* Use the middle column's header for our button */
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return gtk_tree_view_column_get_button(middleTreeViewColumn);
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}
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static GtkWidget*
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CreateTreeHeaderSortArrowWidget()
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{
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/* TODO, but it can't be NULL */
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GtkWidget* widget = gtk_button_new();
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateHPanedWidget()
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{
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GtkWidget* widget = gtk_paned_new(GTK_ORIENTATION_HORIZONTAL);
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateVPanedWidget()
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{
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GtkWidget* widget = gtk_paned_new(GTK_ORIENTATION_VERTICAL);
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateImageMenuItemWidget()
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{
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GtkWidget* widget = gtk_image_menu_item_new();
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gtk_menu_shell_append(GTK_MENU_SHELL(GetWidget(MOZ_GTK_MENUPOPUP)), widget);
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gtk_widget_realize(widget);
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return widget;
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}
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static GtkWidget*
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CreateCheckMenuItemWidget()
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{
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GtkWidget* widget = gtk_check_menu_item_new();
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gtk_menu_shell_append(GTK_MENU_SHELL(GetWidget(MOZ_GTK_MENUPOPUP)), widget);
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gtk_widget_realize(widget);
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return widget;
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}
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static GtkWidget*
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CreateRadioMenuItemWidget()
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{
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GtkWidget* widget = gtk_radio_menu_item_new(nullptr);
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gtk_menu_shell_append(GTK_MENU_SHELL(GetWidget(MOZ_GTK_MENUPOPUP)), widget);
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gtk_widget_realize(widget);
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return widget;
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}
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static GtkWidget*
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CreateScaleWidget(GtkOrientation aOrientation)
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{
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GtkWidget* widget = gtk_scale_new(aOrientation, nullptr);
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateNotebookWidget()
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{
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GtkWidget* widget = gtk_notebook_new();
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AddToWindowContainer(widget);
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return widget;
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}
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static GtkWidget*
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CreateWidget(WidgetNodeType aWidgetType)
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{
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switch (aWidgetType) {
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case MOZ_GTK_WINDOW:
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return CreateWindowWidget();
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case MOZ_GTK_WINDOW_CONTAINER:
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return CreateWindowContainerWidget();
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case MOZ_GTK_CHECKBUTTON_CONTAINER:
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return CreateCheckboxWidget();
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case MOZ_GTK_PROGRESSBAR:
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return CreateProgressWidget();
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case MOZ_GTK_RADIOBUTTON_CONTAINER:
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return CreateRadiobuttonWidget();
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case MOZ_GTK_SCROLLBAR_HORIZONTAL:
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return CreateScrollbarWidget(aWidgetType,
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GTK_ORIENTATION_HORIZONTAL);
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case MOZ_GTK_SCROLLBAR_VERTICAL:
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return CreateScrollbarWidget(aWidgetType,
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GTK_ORIENTATION_VERTICAL);
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case MOZ_GTK_MENUBAR:
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return CreateMenuBarWidget();
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case MOZ_GTK_MENUPOPUP:
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return CreateMenuPopupWidget();
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case MOZ_GTK_MENUBARITEM:
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return CreateMenuItemWidget(MOZ_GTK_MENUBAR);
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case MOZ_GTK_MENUITEM:
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return CreateMenuItemWidget(MOZ_GTK_MENUPOPUP);
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case MOZ_GTK_MENUSEPARATOR:
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return CreateMenuSeparatorWidget();
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case MOZ_GTK_EXPANDER:
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return CreateExpanderWidget();
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case MOZ_GTK_FRAME:
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return CreateFrameWidget();
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case MOZ_GTK_GRIPPER:
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return CreateGripperWidget();
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case MOZ_GTK_TOOLBAR:
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return CreateToolbarWidget();
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case MOZ_GTK_TOOLBAR_SEPARATOR:
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return CreateToolbarSeparatorWidget();
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case MOZ_GTK_INFO_BAR:
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return CreateInfoBarWidget();
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case MOZ_GTK_SPINBUTTON:
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return CreateSpinWidget();
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case MOZ_GTK_BUTTON:
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return CreateButtonWidget();
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case MOZ_GTK_TOGGLE_BUTTON:
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return CreateToggleButtonWidget();
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case MOZ_GTK_BUTTON_ARROW:
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return CreateButtonArrowWidget();
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case MOZ_GTK_ENTRY:
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return CreateEntryWidget();
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case MOZ_GTK_SCROLLED_WINDOW:
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return CreateScrolledWindowWidget();
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case MOZ_GTK_TEXT_VIEW:
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return CreateTextViewWidget();
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case MOZ_GTK_TREEVIEW:
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return CreateTreeViewWidget();
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case MOZ_GTK_TREE_HEADER_CELL:
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return CreateTreeHeaderCellWidget();
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case MOZ_GTK_TREE_HEADER_SORTARROW:
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return CreateTreeHeaderSortArrowWidget();
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case MOZ_GTK_SPLITTER_HORIZONTAL:
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return CreateHPanedWidget();
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case MOZ_GTK_SPLITTER_VERTICAL:
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return CreateVPanedWidget();
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case MOZ_GTK_IMAGEMENUITEM:
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return CreateImageMenuItemWidget();
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case MOZ_GTK_CHECKMENUITEM_CONTAINER:
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return CreateCheckMenuItemWidget();
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case MOZ_GTK_RADIOMENUITEM_CONTAINER:
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return CreateRadioMenuItemWidget();
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case MOZ_GTK_SCALE_HORIZONTAL:
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return CreateScaleWidget(GTK_ORIENTATION_HORIZONTAL);
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case MOZ_GTK_SCALE_VERTICAL:
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return CreateScaleWidget(GTK_ORIENTATION_VERTICAL);
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case MOZ_GTK_NOTEBOOK:
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return CreateNotebookWidget();
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default:
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/* Not implemented */
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return nullptr;
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}
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}
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GtkWidget*
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GetWidget(WidgetNodeType aWidgetType)
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{
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GtkWidget* widget = sWidgetStorage[aWidgetType];
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if (!widget) {
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widget = CreateWidget(aWidgetType);
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sWidgetStorage[aWidgetType] = widget;
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}
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return widget;
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}
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GtkStyleContext*
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CreateStyleForWidget(GtkWidget* aWidget, GtkStyleContext* aParentStyle)
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{
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GtkWidgetPath* path = aParentStyle ?
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gtk_widget_path_copy(gtk_style_context_get_path(aParentStyle)) :
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gtk_widget_path_new();
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// Work around https://bugzilla.gnome.org/show_bug.cgi?id=767312
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// which exists in GTK+ 3.20.
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gtk_widget_get_style_context(aWidget);
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gtk_widget_path_append_for_widget(path, aWidget);
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// Release any floating reference on aWidget.
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g_object_ref_sink(aWidget);
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g_object_unref(aWidget);
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GtkStyleContext *context = gtk_style_context_new();
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gtk_style_context_set_path(context, path);
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gtk_style_context_set_parent(context, aParentStyle);
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gtk_widget_path_unref(path);
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return context;
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}
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GtkStyleContext*
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CreateCSSNode(const char* aName, GtkStyleContext* aParentStyle, GType aType)
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{
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static auto sGtkWidgetPathIterSetObjectName =
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reinterpret_cast<void (*)(GtkWidgetPath *, gint, const char *)>
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(dlsym(RTLD_DEFAULT, "gtk_widget_path_iter_set_object_name"));
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GtkWidgetPath* path = aParentStyle ?
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gtk_widget_path_copy(gtk_style_context_get_path(aParentStyle)) :
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gtk_widget_path_new();
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gtk_widget_path_append_type(path, aType);
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(*sGtkWidgetPathIterSetObjectName)(path, -1, aName);
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GtkStyleContext *context = gtk_style_context_new();
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gtk_style_context_set_path(context, path);
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gtk_style_context_set_parent(context, aParentStyle);
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gtk_widget_path_unref(path);
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return context;
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}
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static GtkStyleContext*
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CreateChildCSSNode(const char* aName, WidgetNodeType aParentNodeType)
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{
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return CreateCSSNode(aName, GetCssNodeStyleInternal(aParentNodeType));
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}
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static GtkStyleContext*
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GetWidgetStyleWithClass(WidgetNodeType aWidgetType, const gchar* aStyleClass)
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{
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GtkStyleContext* style = gtk_widget_get_style_context(GetWidget(aWidgetType));
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gtk_style_context_save(style);
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MOZ_ASSERT(!sStyleContextNeedsRestore);
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sStyleContextNeedsRestore = true;
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gtk_style_context_add_class(style, aStyleClass);
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return style;
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}
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/* GetCssNodeStyleInternal is used by Gtk >= 3.20 */
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static GtkStyleContext*
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GetCssNodeStyleInternal(WidgetNodeType aNodeType)
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{
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GtkStyleContext* style = sStyleStorage[aNodeType];
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if (style)
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return style;
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|
switch (aNodeType) {
|
|
case MOZ_GTK_SCROLLBAR_CONTENTS_HORIZONTAL:
|
|
style = CreateChildCSSNode("contents",
|
|
MOZ_GTK_SCROLLBAR_HORIZONTAL);
|
|
break;
|
|
case MOZ_GTK_SCROLLBAR_TROUGH_HORIZONTAL:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_TROUGH,
|
|
MOZ_GTK_SCROLLBAR_CONTENTS_HORIZONTAL);
|
|
break;
|
|
case MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_SLIDER,
|
|
MOZ_GTK_SCROLLBAR_TROUGH_HORIZONTAL);
|
|
break;
|
|
case MOZ_GTK_SCROLLBAR_CONTENTS_VERTICAL:
|
|
style = CreateChildCSSNode("contents",
|
|
MOZ_GTK_SCROLLBAR_VERTICAL);
|
|
break;
|
|
case MOZ_GTK_SCROLLBAR_TROUGH_VERTICAL:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_TROUGH,
|
|
MOZ_GTK_SCROLLBAR_CONTENTS_VERTICAL);
|
|
break;
|
|
case MOZ_GTK_SCROLLBAR_THUMB_VERTICAL:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_SLIDER,
|
|
MOZ_GTK_SCROLLBAR_TROUGH_VERTICAL);
|
|
break;
|
|
case MOZ_GTK_SCROLLBAR_BUTTON:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_BUTTON,
|
|
MOZ_GTK_SCROLLBAR_CONTENTS_VERTICAL);
|
|
break;
|
|
case MOZ_GTK_RADIOBUTTON:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_RADIO,
|
|
MOZ_GTK_RADIOBUTTON_CONTAINER);
|
|
break;
|
|
case MOZ_GTK_CHECKBUTTON:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_CHECK,
|
|
MOZ_GTK_CHECKBUTTON_CONTAINER);
|
|
break;
|
|
case MOZ_GTK_RADIOMENUITEM:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_RADIO,
|
|
MOZ_GTK_RADIOMENUITEM_CONTAINER);
|
|
break;
|
|
case MOZ_GTK_CHECKMENUITEM:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_CHECK,
|
|
MOZ_GTK_CHECKMENUITEM_CONTAINER);
|
|
break;
|
|
case MOZ_GTK_PROGRESS_TROUGH:
|
|
/* Progress bar background (trough) */
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_TROUGH,
|
|
MOZ_GTK_PROGRESSBAR);
|
|
break;
|
|
case MOZ_GTK_PROGRESS_CHUNK:
|
|
style = CreateChildCSSNode("progress",
|
|
MOZ_GTK_PROGRESS_TROUGH);
|
|
break;
|
|
case MOZ_GTK_TOOLTIP:
|
|
// We create this from the path because GtkTooltipWindow is not public.
|
|
style = CreateCSSNode("tooltip", nullptr, GTK_TYPE_TOOLTIP);
|
|
gtk_style_context_add_class(style, GTK_STYLE_CLASS_BACKGROUND);
|
|
break;
|
|
case MOZ_GTK_GRIPPER:
|
|
// TODO - create from CSS node
|
|
return GetWidgetStyleWithClass(MOZ_GTK_GRIPPER,
|
|
GTK_STYLE_CLASS_GRIP);
|
|
case MOZ_GTK_INFO_BAR:
|
|
// TODO - create from CSS node
|
|
return GetWidgetStyleWithClass(MOZ_GTK_INFO_BAR,
|
|
GTK_STYLE_CLASS_INFO);
|
|
case MOZ_GTK_SPINBUTTON_ENTRY:
|
|
// TODO - create from CSS node
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SPINBUTTON,
|
|
GTK_STYLE_CLASS_ENTRY);
|
|
case MOZ_GTK_SCROLLED_WINDOW:
|
|
// TODO - create from CSS node
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCROLLED_WINDOW,
|
|
GTK_STYLE_CLASS_FRAME);
|
|
case MOZ_GTK_TEXT_VIEW:
|
|
// TODO - create from CSS node
|
|
return GetWidgetStyleWithClass(MOZ_GTK_TEXT_VIEW,
|
|
GTK_STYLE_CLASS_VIEW);
|
|
case MOZ_GTK_FRAME_BORDER:
|
|
style = CreateChildCSSNode("border", MOZ_GTK_FRAME);
|
|
break;
|
|
case MOZ_GTK_TREEVIEW_VIEW:
|
|
// TODO - create from CSS node
|
|
return GetWidgetStyleWithClass(MOZ_GTK_TREEVIEW,
|
|
GTK_STYLE_CLASS_VIEW);
|
|
case MOZ_GTK_TREEVIEW_EXPANDER:
|
|
// TODO - create from CSS node
|
|
return GetWidgetStyleWithClass(MOZ_GTK_TREEVIEW,
|
|
GTK_STYLE_CLASS_EXPANDER);
|
|
case MOZ_GTK_SPLITTER_SEPARATOR_HORIZONTAL:
|
|
style = CreateChildCSSNode("separator",
|
|
MOZ_GTK_SPLITTER_HORIZONTAL);
|
|
break;
|
|
case MOZ_GTK_SPLITTER_SEPARATOR_VERTICAL:
|
|
style = CreateChildCSSNode("separator",
|
|
MOZ_GTK_SPLITTER_VERTICAL);
|
|
break;
|
|
case MOZ_GTK_SCALE_CONTENTS_HORIZONTAL:
|
|
style = CreateChildCSSNode("contents",
|
|
MOZ_GTK_SCALE_HORIZONTAL);
|
|
break;
|
|
case MOZ_GTK_SCALE_CONTENTS_VERTICAL:
|
|
style = CreateChildCSSNode("contents",
|
|
MOZ_GTK_SCALE_VERTICAL);
|
|
break;
|
|
case MOZ_GTK_SCALE_TROUGH_HORIZONTAL:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_TROUGH,
|
|
MOZ_GTK_SCALE_CONTENTS_HORIZONTAL);
|
|
break;
|
|
case MOZ_GTK_SCALE_TROUGH_VERTICAL:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_TROUGH,
|
|
MOZ_GTK_SCALE_CONTENTS_VERTICAL);
|
|
break;
|
|
case MOZ_GTK_SCALE_THUMB_HORIZONTAL:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_SLIDER,
|
|
MOZ_GTK_SCALE_TROUGH_HORIZONTAL);
|
|
break;
|
|
case MOZ_GTK_SCALE_THUMB_VERTICAL:
|
|
style = CreateChildCSSNode(GTK_STYLE_CLASS_SLIDER,
|
|
MOZ_GTK_SCALE_TROUGH_VERTICAL);
|
|
break;
|
|
case MOZ_GTK_TAB_TOP:
|
|
{
|
|
// TODO - create from CSS node
|
|
style = GetWidgetStyleWithClass(MOZ_GTK_NOTEBOOK,
|
|
GTK_STYLE_CLASS_TOP);
|
|
gtk_style_context_add_region(style, GTK_STYLE_REGION_TAB,
|
|
static_cast<GtkRegionFlags>(0));
|
|
return style;
|
|
}
|
|
case MOZ_GTK_TAB_BOTTOM:
|
|
{
|
|
// TODO - create from CSS node
|
|
style = GetWidgetStyleWithClass(MOZ_GTK_NOTEBOOK,
|
|
GTK_STYLE_CLASS_BOTTOM);
|
|
gtk_style_context_add_region(style, GTK_STYLE_REGION_TAB,
|
|
static_cast<GtkRegionFlags>(0));
|
|
return style;
|
|
}
|
|
case MOZ_GTK_NOTEBOOK:
|
|
case MOZ_GTK_NOTEBOOK_HEADER:
|
|
case MOZ_GTK_TABPANELS:
|
|
case MOZ_GTK_TAB_SCROLLARROW:
|
|
{
|
|
// TODO - create from CSS node
|
|
GtkWidget* widget = GetWidget(MOZ_GTK_NOTEBOOK);
|
|
return gtk_widget_get_style_context(widget);
|
|
}
|
|
default:
|
|
// TODO - create style from style path
|
|
GtkWidget* widget = GetWidget(aNodeType);
|
|
return gtk_widget_get_style_context(widget);
|
|
}
|
|
|
|
MOZ_ASSERT(style, "missing style context for node type");
|
|
sStyleStorage[aNodeType] = style;
|
|
return style;
|
|
}
|
|
|
|
/* GetWidgetStyleInternal is used by Gtk < 3.20 */
|
|
static GtkStyleContext*
|
|
GetWidgetStyleInternal(WidgetNodeType aNodeType)
|
|
{
|
|
switch (aNodeType) {
|
|
case MOZ_GTK_SCROLLBAR_TROUGH_HORIZONTAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCROLLBAR_HORIZONTAL,
|
|
GTK_STYLE_CLASS_TROUGH);
|
|
case MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCROLLBAR_HORIZONTAL,
|
|
GTK_STYLE_CLASS_SLIDER);
|
|
case MOZ_GTK_SCROLLBAR_TROUGH_VERTICAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCROLLBAR_VERTICAL,
|
|
GTK_STYLE_CLASS_TROUGH);
|
|
case MOZ_GTK_SCROLLBAR_THUMB_VERTICAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCROLLBAR_VERTICAL,
|
|
GTK_STYLE_CLASS_SLIDER);
|
|
case MOZ_GTK_RADIOBUTTON:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_RADIOBUTTON_CONTAINER,
|
|
GTK_STYLE_CLASS_RADIO);
|
|
case MOZ_GTK_CHECKBUTTON:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_CHECKBUTTON_CONTAINER,
|
|
GTK_STYLE_CLASS_CHECK);
|
|
case MOZ_GTK_RADIOMENUITEM:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_RADIOMENUITEM_CONTAINER,
|
|
GTK_STYLE_CLASS_RADIO);
|
|
case MOZ_GTK_CHECKMENUITEM:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_CHECKMENUITEM_CONTAINER,
|
|
GTK_STYLE_CLASS_CHECK);
|
|
case MOZ_GTK_PROGRESS_TROUGH:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_PROGRESSBAR,
|
|
GTK_STYLE_CLASS_TROUGH);
|
|
case MOZ_GTK_TOOLTIP: {
|
|
GtkStyleContext* style = sStyleStorage[aNodeType];
|
|
if (style)
|
|
return style;
|
|
|
|
// The tooltip style class is added first in CreateTooltipWidget() so
|
|
// that gtk_widget_path_append_for_widget() in CreateStyleForWidget()
|
|
// will find it.
|
|
GtkWidget* tooltipWindow = CreateTooltipWidget();
|
|
style = CreateStyleForWidget(tooltipWindow, nullptr);
|
|
gtk_widget_destroy(tooltipWindow); // Release GtkWindow self-reference.
|
|
sStyleStorage[aNodeType] = style;
|
|
return style;
|
|
}
|
|
case MOZ_GTK_GRIPPER:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_GRIPPER,
|
|
GTK_STYLE_CLASS_GRIP);
|
|
case MOZ_GTK_INFO_BAR:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_INFO_BAR,
|
|
GTK_STYLE_CLASS_INFO);
|
|
case MOZ_GTK_SPINBUTTON_ENTRY:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SPINBUTTON,
|
|
GTK_STYLE_CLASS_ENTRY);
|
|
case MOZ_GTK_SCROLLED_WINDOW:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCROLLED_WINDOW,
|
|
GTK_STYLE_CLASS_FRAME);
|
|
case MOZ_GTK_TEXT_VIEW:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_TEXT_VIEW,
|
|
GTK_STYLE_CLASS_VIEW);
|
|
case MOZ_GTK_FRAME_BORDER:
|
|
return GetWidgetStyleInternal(MOZ_GTK_FRAME);
|
|
case MOZ_GTK_TREEVIEW_VIEW:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_TREEVIEW,
|
|
GTK_STYLE_CLASS_VIEW);
|
|
case MOZ_GTK_TREEVIEW_EXPANDER:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_TREEVIEW,
|
|
GTK_STYLE_CLASS_EXPANDER);
|
|
case MOZ_GTK_SPLITTER_SEPARATOR_HORIZONTAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SPLITTER_HORIZONTAL,
|
|
GTK_STYLE_CLASS_PANE_SEPARATOR);
|
|
case MOZ_GTK_SPLITTER_SEPARATOR_VERTICAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SPLITTER_VERTICAL,
|
|
GTK_STYLE_CLASS_PANE_SEPARATOR);
|
|
case MOZ_GTK_SCALE_TROUGH_HORIZONTAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCALE_HORIZONTAL,
|
|
GTK_STYLE_CLASS_TROUGH);
|
|
case MOZ_GTK_SCALE_TROUGH_VERTICAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCALE_VERTICAL,
|
|
GTK_STYLE_CLASS_TROUGH);
|
|
case MOZ_GTK_SCALE_THUMB_HORIZONTAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCALE_HORIZONTAL,
|
|
GTK_STYLE_CLASS_SLIDER);
|
|
case MOZ_GTK_SCALE_THUMB_VERTICAL:
|
|
return GetWidgetStyleWithClass(MOZ_GTK_SCALE_VERTICAL,
|
|
GTK_STYLE_CLASS_SLIDER);
|
|
case MOZ_GTK_TAB_TOP:
|
|
{
|
|
GtkStyleContext* style = GetWidgetStyleWithClass(MOZ_GTK_NOTEBOOK,
|
|
GTK_STYLE_CLASS_TOP);
|
|
gtk_style_context_add_region(style, GTK_STYLE_REGION_TAB,
|
|
static_cast<GtkRegionFlags>(0));
|
|
return style;
|
|
}
|
|
case MOZ_GTK_TAB_BOTTOM:
|
|
{
|
|
GtkStyleContext* style = GetWidgetStyleWithClass(MOZ_GTK_NOTEBOOK,
|
|
GTK_STYLE_CLASS_BOTTOM);
|
|
gtk_style_context_add_region(style, GTK_STYLE_REGION_TAB,
|
|
static_cast<GtkRegionFlags>(0));
|
|
return style;
|
|
}
|
|
case MOZ_GTK_NOTEBOOK:
|
|
case MOZ_GTK_NOTEBOOK_HEADER:
|
|
case MOZ_GTK_TABPANELS:
|
|
case MOZ_GTK_TAB_SCROLLARROW:
|
|
{
|
|
GtkWidget* widget = GetWidget(MOZ_GTK_NOTEBOOK);
|
|
return gtk_widget_get_style_context(widget);
|
|
}
|
|
default:
|
|
GtkWidget* widget = GetWidget(aNodeType);
|
|
MOZ_ASSERT(widget);
|
|
return gtk_widget_get_style_context(widget);
|
|
}
|
|
}
|
|
|
|
void
|
|
ResetWidgetCache(void)
|
|
{
|
|
MOZ_ASSERT(!sStyleContextNeedsRestore);
|
|
#ifdef DEBUG
|
|
MOZ_ASSERT(!sCurrentStyleContext);
|
|
#endif
|
|
|
|
for (int i = 0; i < MOZ_GTK_WIDGET_NODE_COUNT; i++) {
|
|
if (sStyleStorage[i])
|
|
g_object_unref(sStyleStorage[i]);
|
|
}
|
|
mozilla::PodArrayZero(sStyleStorage);
|
|
|
|
/* This will destroy all of our widgets */
|
|
if (sWidgetStorage[MOZ_GTK_WINDOW])
|
|
gtk_widget_destroy(sWidgetStorage[MOZ_GTK_WINDOW]);
|
|
|
|
/* Clear already freed arrays */
|
|
mozilla::PodArrayZero(sWidgetStorage);
|
|
}
|
|
|
|
GtkStyleContext*
|
|
ClaimStyleContext(WidgetNodeType aNodeType, GtkTextDirection aDirection,
|
|
GtkStateFlags aStateFlags, StyleFlags aFlags)
|
|
{
|
|
MOZ_ASSERT(!sStyleContextNeedsRestore);
|
|
GtkStyleContext* style;
|
|
if (gtk_check_version(3, 20, 0) != nullptr) {
|
|
style = GetWidgetStyleInternal(aNodeType);
|
|
} else {
|
|
style = GetCssNodeStyleInternal(aNodeType);
|
|
}
|
|
#ifdef DEBUG
|
|
MOZ_ASSERT(!sCurrentStyleContext);
|
|
sCurrentStyleContext = style;
|
|
#endif
|
|
bool stateChanged = false;
|
|
bool stateHasDirection = gtk_get_minor_version() >= 8;
|
|
GtkStateFlags oldState = gtk_style_context_get_state(style);
|
|
MOZ_ASSERT(!(aStateFlags & (STATE_FLAG_DIR_LTR|STATE_FLAG_DIR_RTL)));
|
|
unsigned newState = aStateFlags;
|
|
if (stateHasDirection) {
|
|
switch (aDirection) {
|
|
case GTK_TEXT_DIR_LTR:
|
|
newState |= STATE_FLAG_DIR_LTR;
|
|
break;
|
|
case GTK_TEXT_DIR_RTL:
|
|
newState |= STATE_FLAG_DIR_RTL;
|
|
break;
|
|
default:
|
|
MOZ_FALLTHROUGH_ASSERT("Bad GtkTextDirection");
|
|
case GTK_TEXT_DIR_NONE:
|
|
// GtkWidget uses a default direction if neither is explicitly
|
|
// specified, but here DIR_NONE is interpreted as meaning the
|
|
// direction is not important, so don't change the direction
|
|
// unnecessarily.
|
|
newState |= oldState & (STATE_FLAG_DIR_LTR|STATE_FLAG_DIR_RTL);
|
|
}
|
|
} else if (aDirection != GTK_TEXT_DIR_NONE) {
|
|
GtkTextDirection oldDirection = gtk_style_context_get_direction(style);
|
|
if (aDirection != oldDirection) {
|
|
gtk_style_context_set_direction(style, aDirection);
|
|
stateChanged = true;
|
|
}
|
|
}
|
|
if (oldState != newState) {
|
|
gtk_style_context_set_state(style, static_cast<GtkStateFlags>(newState));
|
|
stateChanged = true;
|
|
}
|
|
// This invalidate is necessary for unsaved style contexts from GtkWidgets
|
|
// in pre-3.18 GTK, because automatic invalidation of such contexts
|
|
// was delayed until a resize event runs.
|
|
//
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=1272194#c7
|
|
//
|
|
// Avoid calling invalidate on saved contexts to avoid performing
|
|
// build_properties() (in 3.16 stylecontext.c) unnecessarily early.
|
|
if (stateChanged && !sStyleContextNeedsRestore) {
|
|
gtk_style_context_invalidate(style);
|
|
}
|
|
return style;
|
|
}
|
|
|
|
void
|
|
ReleaseStyleContext(GtkStyleContext* aStyleContext)
|
|
{
|
|
if (sStyleContextNeedsRestore) {
|
|
gtk_style_context_restore(aStyleContext);
|
|
}
|
|
sStyleContextNeedsRestore = false;
|
|
#ifdef DEBUG
|
|
MOZ_ASSERT(sCurrentStyleContext == aStyleContext);
|
|
sCurrentStyleContext = nullptr;
|
|
#endif
|
|
}
|