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-rw-r--r--subprojects/shew/src/shew-external-window-wayland.c117
1 files changed, 117 insertions, 0 deletions
diff --git a/subprojects/shew/src/shew-external-window-wayland.c b/subprojects/shew/src/shew-external-window-wayland.c
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+/*
+ * Copyright © 2016 Red Hat, Inc
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ * Jonas Ådahl <jadahl@redhat.com>
+ */
+
+#include <gdk/gdk.h>
+
+#ifdef GDK_WINDOWING_WAYLAND
+#include <gdk/wayland/gdkwayland.h>
+#endif
+
+#include "shew-external-window-wayland.h"
+
+static GdkDisplay *wayland_display;
+
+struct _ShewExternalWindowWayland
+{
+ ShewExternalWindow parent;
+
+ char *handle_str;
+};
+
+G_DEFINE_TYPE (ShewExternalWindowWayland, shew_external_window_wayland,
+ SHEW_TYPE_EXTERNAL_WINDOW)
+
+static GdkDisplay *
+get_wayland_display (void)
+{
+ if (wayland_display)
+ return wayland_display;
+
+ gdk_set_allowed_backends ("wayland");
+ wayland_display = gdk_display_open (NULL);
+ gdk_set_allowed_backends (NULL);
+
+ if (!wayland_display)
+ g_warning ("Failed to open Wayland display");
+
+ return wayland_display;
+}
+
+ShewExternalWindowWayland *
+shew_external_window_wayland_new (const char *handle_str)
+{
+ ShewExternalWindowWayland *external_window_wayland;
+ GdkDisplay *display;
+
+ display = get_wayland_display ();
+ if (!display)
+ {
+ g_warning ("No Wayland display connection, ignoring Wayland parent");
+ return NULL;
+ }
+
+ external_window_wayland = g_object_new (SHEW_TYPE_EXTERNAL_WINDOW_WAYLAND,
+ "display", display,
+ NULL);
+ external_window_wayland->handle_str = g_strdup (handle_str);
+
+ return external_window_wayland;
+}
+
+static void
+shew_external_window_wayland_set_parent_of (ShewExternalWindow *external_window,
+ GdkSurface *child_surface)
+{
+ ShewExternalWindowWayland *external_window_wayland =
+ SHEW_EXTERNAL_WINDOW_WAYLAND (external_window);
+ char *handle_str = external_window_wayland->handle_str;
+
+#ifdef GDK_WINDOWING_WAYLAND
+ if (!gdk_wayland_toplevel_set_transient_for_exported (GDK_WAYLAND_TOPLEVEL (child_surface), handle_str))
+ g_warning ("Failed to set portal window transient for external parent");
+#endif
+}
+
+static void
+shew_external_window_wayland_dispose (GObject *object)
+{
+ ShewExternalWindowWayland *external_window_wayland =
+ SHEW_EXTERNAL_WINDOW_WAYLAND (object);
+
+ g_free (external_window_wayland->handle_str);
+
+ G_OBJECT_CLASS (shew_external_window_wayland_parent_class)->dispose (object);
+}
+
+static void
+shew_external_window_wayland_init (ShewExternalWindowWayland *external_window_wayland)
+{
+}
+
+static void
+shew_external_window_wayland_class_init (ShewExternalWindowWaylandClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ ShewExternalWindowClass *external_window_class = SHEW_EXTERNAL_WINDOW_CLASS (klass);
+
+ object_class->dispose = shew_external_window_wayland_dispose;
+
+ external_window_class->set_parent_of = shew_external_window_wayland_set_parent_of;
+}