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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /widget/gtk/MozContainer.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'widget/gtk/MozContainer.h')
-rw-r--r-- | widget/gtk/MozContainer.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/widget/gtk/MozContainer.h b/widget/gtk/MozContainer.h new file mode 100644 index 0000000000..6d4465f189 --- /dev/null +++ b/widget/gtk/MozContainer.h @@ -0,0 +1,90 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim:expandtab:shiftwidth=4:tabstop=4: + */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef __MOZ_CONTAINER_H__ +#define __MOZ_CONTAINER_H__ + +#ifdef MOZ_WAYLAND +# include "MozContainerWayland.h" +#endif + +#include <gtk/gtk.h> +#include <functional> + +/* + * MozContainer + * + * This class serves three purposes in the nsIWidget implementation. + * + * - It provides objects to receive signals from GTK for events on native + * windows. + * + * - It provides GdkWindow to draw content on Wayland or when Gtk+ renders + * client side decorations to mShell. + * + * - It provides a container parent for GtkWidgets. The only GtkWidgets + * that need this in Mozilla are the GtkSockets for windowed plugins (Xt + * and XEmbed). + * + * Note that the window hierarchy in Mozilla differs from conventional + * GtkWidget hierarchies. + * + * Mozilla's hierarchy exists through the GdkWindow hierarchy, and all child + * GdkWindows (within a child nsIWidget hierarchy) belong to one MozContainer + * GtkWidget. If the MozContainer is unrealized or its GdkWindows are + * destroyed for some other reason, then the hierarchy no longer exists. (In + * conventional GTK clients, the hierarchy is recorded by the GtkWidgets, and + * so can be re-established after destruction of the GdkWindows.) + * + * One consequence of this is that the MozContainer does not know which of its + * GdkWindows should parent child GtkWidgets. (Conventional GtkContainers + * determine which GdkWindow to assign child GtkWidgets.) + * + * Therefore, when adding a child GtkWidget to a MozContainer, + * gtk_widget_set_parent_window should be called on the child GtkWidget before + * it is realized. + */ + +#define MOZ_CONTAINER_TYPE (moz_container_get_type()) +#define MOZ_CONTAINER(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj), MOZ_CONTAINER_TYPE, MozContainer)) +#define MOZ_CONTAINER_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass), MOZ_CONTAINER_TYPE, MozContainerClass)) +#define IS_MOZ_CONTAINER(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj), MOZ_CONTAINER_TYPE)) +#define IS_MOZ_CONTAINER_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_TYPE((klass), MOZ_CONTAINER_TYPE)) +#define MOZ_CONTAINER_GET_CLASS(obj) \ + (G_TYPE_INSTANCE_GET_CLASS((obj), MOZ_CONTAINER_TYPE, MozContainerClass)) + +typedef struct _MozContainer MozContainer; +typedef struct _MozContainerClass MozContainerClass; + +struct _MozContainer { + GtkContainer container; + GList* children; + gboolean force_default_visual; +#ifdef MOZ_WAYLAND + MozContainerWayland wl_container; +#endif +}; + +struct _MozContainerClass { + GtkContainerClass parent_class; +}; + +GType moz_container_get_type(void); +GtkWidget* moz_container_new(void); +void moz_container_unmap(GtkWidget* widget); +void moz_container_put(MozContainer* container, GtkWidget* child_widget, gint x, + gint y); +void moz_container_force_default_visual(MozContainer* container); + +class nsWindow; +nsWindow* moz_container_get_nsWindow(MozContainer* container); + +#endif /* __MOZ_CONTAINER_H__ */ |