Video playback fullscreen mode

See http://bugzilla.gnome.org/show_bug.cgi?id=580771

1 files changed, 330 insertions, 0 deletions

diff --git a/src/empathy-call-window-fullscreen.c b/src/empathy-call-window-fullscreen.c
new file mode 100644
index 000000000..d01d65b06
--- /dev/null
+++ b/src/empathy-call-window-fullscreen.c
@@ -0,0 +1,330 @@
+/*
+ * empathy-call-window.c - Source for EmpathyCallWindow
+ * Copyright (C) 2009 Collabora Ltd.
+ *
+ * This library 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 2.1 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "empathy-call-window-fullscreen.h"
+
+#include <gtk/gtk.h>
+
+#include <libempathy/empathy-utils.h>
+#include <libempathy-gtk/empathy-ui-utils.h>
+
+/* The number of seconds fo which the "leave fullscreen" popup should be shown */
+#define FULLSCREEN_POPUP_TIMEOUT 5
+
+G_DEFINE_TYPE (EmpathyCallWindowFullscreen, empathy_call_window_fullscreen, GTK_TYPE_WINDOW)
+
+/* private structure */
+typedef struct _EmpathyCallWindowFullscreenPriv EmpathyCallWindowFullscreenPriv;
+
+struct _EmpathyCallWindowFullscreenPriv
+{
+  EmpathyCallWindow *parent_window;
+    
+  GtkWidget *leave_fullscreen_popup;
+  GtkWidget *video_widget;
+
+  gulong motion_handler_id;
+  guint popup_timeout;
+  gboolean popup_creation_in_progress;
+  gboolean dispose_has_run;
+};
+
+#define GET_PRIV(o) \
+  (G_TYPE_INSTANCE_GET_PRIVATE ((o), EMPATHY_TYPE_CALL_WINDOW_FULLSCREEN, \
+    EmpathyCallWindowFullscreenPriv))
+
+static void empathy_call_window_fullscreen_dispose (GObject *object);
+static void empathy_call_window_fullscreen_finalize (GObject *object);
+
+static gboolean empathy_call_window_fullscreen_motion_notify (GtkWidget *widget,
+    GdkEventMotion *event, EmpathyCallWindowFullscreen *fs);
+static gboolean empathy_call_window_fullscreen_hide_popup (EmpathyCallWindowFullscreen *fs);
+
+static void
+empathy_call_window_fullscreen_set_cursor_visible (EmpathyCallWindowFullscreen *fs,
+    gboolean show_cursor)
+{
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (fs);
+
+  if (priv->video_widget != NULL && !show_cursor)
+    gdk_window_set_cursor (priv->video_widget->window, gdk_cursor_new (GDK_BLANK_CURSOR));
+  else
+    gdk_window_set_cursor (priv->video_widget->window, NULL);
+}
+
+static void
+empathy_call_window_fullscreen_add_popup_timeout (EmpathyCallWindowFullscreen *self)
+{
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (self);
+
+  if (priv->popup_timeout == 0)
+    {
+  	  priv->popup_timeout = g_timeout_add_seconds (FULLSCREEN_POPUP_TIMEOUT,
+			    (GSourceFunc) empathy_call_window_fullscreen_hide_popup, self);
+    }
+}
+
+static void
+empathy_call_window_fullscreen_remove_popup_timeout (EmpathyCallWindowFullscreen *self)
+{
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (self);
+
+  if (priv->popup_timeout != 0)
+    {
+		  g_source_remove (priv->popup_timeout);
+		  priv->popup_timeout = 0;
+  	}
+}
+
+static void
+empathy_call_window_fullscreen_show_popup (EmpathyCallWindowFullscreen *self)
+{
+  g_assert (self->is_fullscreen);
+
+  gint leave_fullscreen_width, leave_fullscreen_height;
+	GdkScreen *screen;
+	GdkRectangle fullscreen_rect;
+	EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (self);
+
+  g_return_if_fail (priv->parent_window != NULL);
+
+  if (priv->popup_creation_in_progress)
+    return;
+
+  if (!gtk_window_is_active (GTK_WINDOW (priv->parent_window)))
+		return;
+
+  priv->popup_creation_in_progress = TRUE;
+
+  empathy_call_window_fullscreen_set_cursor_visible (self, TRUE);
+
+	/* Obtaining the screen rectangle */
+	screen = gtk_window_get_screen (GTK_WINDOW (priv->parent_window));
+	gdk_screen_get_monitor_geometry (screen,
+	    gdk_screen_get_monitor_at_window (screen, GTK_WIDGET (priv->parent_window)->window),
+			    &fullscreen_rect);
+
+	/* Getting the popup window sizes */
+	gtk_window_get_size (GTK_WINDOW (priv->leave_fullscreen_popup),
+			     &leave_fullscreen_width, &leave_fullscreen_height);
+
+  /* Moving the popup to the top-left corner */
+  gtk_window_move (GTK_WINDOW (priv->leave_fullscreen_popup),
+      fullscreen_rect.width + fullscreen_rect.x - leave_fullscreen_width,
+      fullscreen_rect.y);
+
+  gtk_widget_show_all (priv->leave_fullscreen_popup);
+  empathy_call_window_fullscreen_add_popup_timeout (self);
+  
+  priv->popup_creation_in_progress = FALSE;
+}
+
+static gboolean
+empathy_call_window_fullscreen_hide_popup (EmpathyCallWindowFullscreen *fs)
+{
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (fs);
+
+  if (priv->video_widget == NULL || !fs->is_fullscreen)
+    return TRUE;
+
+  gtk_widget_hide (priv->leave_fullscreen_popup);
+  empathy_call_window_fullscreen_remove_popup_timeout (fs);
+
+  empathy_call_window_fullscreen_set_cursor_visible (fs, FALSE);
+
+  return FALSE;
+}
+
+static void
+empathy_call_window_fullscreen_init (EmpathyCallWindowFullscreen *self)
+{
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (self);
+  GtkBuilder *gui;
+  gchar *filename;
+
+  filename = empathy_file_lookup ("empathy-call-window-fullscreen.ui", "src");
+  gui = empathy_builder_get_file (filename,
+    "leave_fullscreen_window", &priv->leave_fullscreen_popup,
+    "leave_fullscreen_button", &self->leave_fullscreen_button,
+    NULL); 
+
+  gtk_widget_add_events (priv->leave_fullscreen_popup, GDK_POINTER_MOTION_MASK);
+
+  g_object_unref (gui);
+  g_free (filename);
+}
+
+static void
+empathy_call_window_fullscreen_class_init (
+  EmpathyCallWindowFullscreenClass *empathy_call_window_fullscreen_class)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (empathy_call_window_fullscreen_class);
+
+  g_type_class_add_private (empathy_call_window_fullscreen_class,
+    sizeof (EmpathyCallWindowFullscreenPriv));
+
+  object_class->dispose = empathy_call_window_fullscreen_dispose;
+  object_class->finalize = empathy_call_window_fullscreen_finalize;
+}
+
+void
+empathy_call_window_fullscreen_dispose (GObject *object)
+{
+  EmpathyCallWindowFullscreen *self = EMPATHY_CALL_WINDOW_FULLSCREEN (object);
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (self);
+
+  if (priv->dispose_has_run)
+    return;
+
+  if (priv->parent_window != NULL)
+    g_object_unref (priv->parent_window);
+  priv->parent_window = NULL;
+  
+  if (priv->leave_fullscreen_popup != NULL)
+    gtk_widget_destroy (priv->leave_fullscreen_popup);
+  priv->leave_fullscreen_popup = NULL;
+
+  if (self->leave_fullscreen_button != NULL)
+    gtk_widget_destroy (self->leave_fullscreen_button);
+  self->leave_fullscreen_button = NULL;
+
+  if (G_OBJECT_CLASS (empathy_call_window_fullscreen_parent_class)->dispose)
+    G_OBJECT_CLASS (empathy_call_window_fullscreen_parent_class)->dispose (object);
+
+  priv->dispose_has_run = TRUE;  
+}
+
+void
+empathy_call_window_fullscreen_finalize (GObject *object)
+{
+  EmpathyCallWindowFullscreen *self = EMPATHY_CALL_WINDOW_FULLSCREEN (object);
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (self);
+
+  empathy_call_window_fullscreen_remove_popup_timeout (self);
+
+  if (priv->motion_handler_id != 0)
+    {
+		  g_signal_handler_disconnect (G_OBJECT (priv->video_widget),
+			    priv->motion_handler_id);
+		  priv->motion_handler_id = 0;
+	}
+
+  G_OBJECT_CLASS (empathy_call_window_fullscreen_parent_class)->finalize (object);
+}
+
+static void
+empathy_call_window_fullscreen_parent_window_notify (GtkWidget *parent_window,
+    GParamSpec *property, EmpathyCallWindowFullscreen *fs)
+{
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (fs);
+
+	if (!fs->is_fullscreen)
+		return;
+
+	if (parent_window == GTK_WIDGET (priv->parent_window) &&
+	      gtk_window_is_active (GTK_WINDOW (parent_window)) == FALSE)
+    {
+  		empathy_call_window_fullscreen_hide_popup (fs);
+      empathy_call_window_fullscreen_set_cursor_visible (fs, TRUE);
+    }
+}
+
+EmpathyCallWindowFullscreen *
+empathy_call_window_fullscreen_new (EmpathyCallWindow *parent_window)
+{
+  EmpathyCallWindowFullscreen *self = EMPATHY_CALL_WINDOW_FULLSCREEN (
+    g_object_new (EMPATHY_TYPE_CALL_WINDOW_FULLSCREEN, NULL));
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (self);
+
+  priv->parent_window = parent_window;
+  g_signal_connect (G_OBJECT (priv->parent_window), "notify::is-active",
+			  G_CALLBACK (empathy_call_window_fullscreen_parent_window_notify), self);
+
+  return self;
+}
+
+void
+empathy_call_window_fullscreen_set_fullscreen (EmpathyCallWindowFullscreen *fs,
+  gboolean sidebar_was_visible,
+  gint original_width,
+  gint original_height)
+{
+  g_return_if_fail (!fs->is_fullscreen);
+
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (fs);
+  
+  empathy_call_window_fullscreen_remove_popup_timeout (fs);
+  empathy_call_window_fullscreen_set_cursor_visible (fs, FALSE);
+  
+  fs->sidebar_was_visible = sidebar_was_visible;
+  fs->original_width = original_width;
+  fs->original_height = original_height;
+
+  if (priv->motion_handler_id == 0 && priv->video_widget != NULL)
+    {
+	    priv->motion_handler_id = g_signal_connect (G_OBJECT (priv->video_widget),
+        "motion-notify-event", G_CALLBACK (empathy_call_window_fullscreen_motion_notify),
+        fs);
+  	}
+  
+  fs->is_fullscreen = TRUE;
+}
+
+void
+empathy_call_window_fullscreen_unset_fullscreen (EmpathyCallWindowFullscreen *fs)
+{
+  g_return_if_fail (fs->is_fullscreen);
+
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (fs);
+ 
+  empathy_call_window_fullscreen_hide_popup (fs);
+  empathy_call_window_fullscreen_set_cursor_visible (fs, TRUE);
+
+  if (priv->motion_handler_id != 0)
+    {
+		  g_signal_handler_disconnect (G_OBJECT (priv->video_widget),
+          priv->motion_handler_id);
+		  priv->motion_handler_id = 0;
+    }
+
+  fs->is_fullscreen = FALSE;
+}
+
+void
+empathy_call_window_fullscreen_set_video_widget (EmpathyCallWindowFullscreen *fs,
+    GtkWidget *video_widget)
+{
+  EmpathyCallWindowFullscreenPriv *priv = GET_PRIV (fs);
+
+  priv->video_widget = video_widget;
+ 
+	if (fs->is_fullscreen == TRUE && priv->motion_handler_id == 0) {
+		  priv->motion_handler_id = g_signal_connect (G_OBJECT (priv->video_widget),
+          "motion-notify-event", G_CALLBACK (empathy_call_window_fullscreen_motion_notify),
+          fs);
+	}
+}
+
+static gboolean
+empathy_call_window_fullscreen_motion_notify (GtkWidget *widget,
+    GdkEventMotion *event, EmpathyCallWindowFullscreen *self)
+{
+  empathy_call_window_fullscreen_show_popup (self);
+  return FALSE;
+}
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