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Bug 1364843 - Implement GtkHeaderBar widgets at WidgetCache, r=jhorak

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Based on patch by Andrew Comminos [:acomminos] <andrew@comminos.com>

MozReview-Commit-ID: HzzXDqE0s5n

--HG--
extra : rebase_source : d929e03d7ab84229101b9c11cdb35396547860e4
This commit is contained in:
Martin Stransky 2017-09-19 18:20:48 +02:00
parent 3af9407ecc
commit 089986546e
1 changed files with 64 additions and 0 deletions
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64
widget/gtk/WidgetStyleCache.cpp
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@ -528,6 +528,68 @@ CreateNotebookWidget()
return widget;
}
static GtkWidget*
CreateHeaderBar(WidgetNodeType aWidgetType)
{
MOZ_ASSERT(gtk_check_version(3, 10, 0) == nullptr,
"GtkHeaderBar is only available on GTK 3.10+.");
static auto sGtkHeaderBarNewPtr = (GtkWidget* (*)())
dlsym(RTLD_DEFAULT, "gtk_header_bar_new");
GtkWidget* headerbar = sGtkHeaderBarNewPtr();
if (aWidgetType == MOZ_GTK_HEADER_BAR_MAXIMIZED) {
GtkWidget *window = gtk_window_new(GTK_WINDOW_POPUP);
gtk_widget_set_name(window, "MozillaMaximizedGtkWidget");
GtkStyleContext* style = gtk_widget_get_style_context(window);
gtk_style_context_add_class(style, "maximized");
GtkWidget *fixed = gtk_fixed_new();
gtk_container_add(GTK_CONTAINER(window), fixed);
gtk_container_add(GTK_CONTAINER(fixed), headerbar);
// Save the window container so we don't leak it.
sWidgetStorage[MOZ_GTK_WINDOW_MAXIMIZED] = window;
} else {
AddToWindowContainer(headerbar);
}
// Emulate what create_titlebar() at gtkwindow.c does.
GtkStyleContext* style = gtk_widget_get_style_context(headerbar);
gtk_style_context_add_class(style, "titlebar");
gtk_style_context_add_class(style, "default-decoration");
return headerbar;
}
// TODO - Also return style for buttons located at Maximized toolbar.
static GtkWidget*
CreateHeaderBarButton(WidgetNodeType aWidgetType)
{
MOZ_ASSERT(gtk_check_version(3, 10, 0) == nullptr,
"GtkHeaderBar is only available on GTK 3.10+.");
GtkWidget* widget = gtk_button_new();
gtk_container_add(GTK_CONTAINER(GetWidget(MOZ_GTK_HEADER_BAR)), widget);
GtkStyleContext* style = gtk_widget_get_style_context(widget);
gtk_style_context_add_class(style, "titlebutton");
switch (aWidgetType) {
case MOZ_GTK_HEADER_BAR_BUTTON_CLOSE:
gtk_style_context_add_class(style, "close");
break;
case MOZ_GTK_HEADER_BAR_BUTTON_MINIMIZE:
gtk_style_context_add_class(style, "minimize");
break;
case MOZ_GTK_HEADER_BAR_BUTTON_MAXIMIZE:
gtk_style_context_add_class(style, "maximize");
break;
default:
break;
}
return widget;
}
static GtkWidget*
CreateWidget(WidgetNodeType aWidgetType)
{
@ -1214,6 +1276,8 @@ ResetWidgetCache(void)
/* This will destroy all of our widgets */
if (sWidgetStorage[MOZ_GTK_WINDOW])
gtk_widget_destroy(sWidgetStorage[MOZ_GTK_WINDOW]);
if (sWidgetStorage[MOZ_GTK_WINDOW_MAXIMIZED])
gtk_widget_destroy(sWidgetStorage[MOZ_GTK_WINDOW_MAXIMIZED]);
/* Clear already freed arrays */
mozilla::PodArrayZero(sWidgetStorage);