mate-window-picker-applet: Add GTK3 support

3 files changed, 155 insertions, 19 deletions

diff --git a/mate-window-picker-applet/applet.c b/mate-window-picker-applet/applet.c
index be98536..2edd45e 100644
--- a/mate-window-picker-applet/applet.c
+++ b/mate-window-picker-applet/applet.c
@@ -35,6 +35,10 @@
 #include <mate-panel-applet.h>
 #include <mate-panel-applet-gsettings.h>
 
+#if GTK_CHECK_VERSION (3, 0, 0)
+#define gtk_rc_style_unref g_object_ref
+#endif
+
 #include "task-list.h"
 #include "task-title.h"
 
@@ -60,7 +64,11 @@ static gpointer parent_class;
 static void cw_panel_background_changed (MatePanelApplet               *applet,
                                          MatePanelAppletBackgroundType  type,
 				         GdkColor                  *colour,
+#if GTK_CHECK_VERSION (3, 0, 0)
+				         cairo_pattern_t           *pattern,
+#else
 				         GdkPixmap                 *pixmap,
+#endif
                                          gpointer                   user_data);
 static void display_about_dialog (GtkAction    *action,
                                   WinPickerApp *applet);
@@ -229,7 +237,11 @@ static void
 cw_panel_background_changed (MatePanelApplet               *applet,
                              MatePanelAppletBackgroundType  type,
                              GdkColor                  *colour,
+#if GTK_CHECK_VERSION (3, 0, 0)
+                             cairo_pattern_t           *pattern,
+#else
                              GdkPixmap                 *pixmap,
+#endif
                              gpointer                   user_data)
 {
   GtkRcStyle *rc_style;
@@ -256,12 +268,16 @@ cw_panel_background_changed (MatePanelApplet               *applet,
       break;
     
     case PANEL_PIXMAP_BACKGROUND:
+#if GTK_CHECK_VERSION (3, 0, 0)
+      /* FIXME */
+#else
       style = gtk_style_copy (GTK_WIDGET (applet)->style);
       if (style->bg_pixmap[GTK_STATE_NORMAL])
         g_object_unref (style->bg_pixmap[GTK_STATE_NORMAL]);
       style->bg_pixmap[GTK_STATE_NORMAL] = g_object_ref (pixmap);
       gtk_widget_set_style (GTK_WIDGET (applet), style);
       g_object_unref (style);
+#endif
 
       /*style = gtk_style_copy (mainapp->title->style);
       if (style->bg_pixmap[GTK_STATE_NORMAL])
diff --git a/mate-window-picker-applet/task-item.c b/mate-window-picker-applet/task-item.c
index a584d23..cafcb2c 100644
--- a/mate-window-picker-applet/task-item.c
+++ b/mate-window-picker-applet/task-item.c
@@ -66,7 +66,9 @@ update_hints (TaskItem *item)
 {
   GtkWidget *parent;
   GtkWidget *widget;
+  GtkAllocation *allocation;
   WnckWindow *window;
+  GdkWindow *gdkwindow;
   gint x, y, x1, y1;
 
   widget = GTK_WIDGET (item);
@@ -76,32 +78,37 @@ update_hints (TaskItem *item)
   if (!GTK_IS_WIDGET (widget)) return;
 
   /* Skip invisible windows */
-  if (!GTK_WIDGET_VISIBLE (widget)) return;
+  if (!gtk_widget_get_visible (widget)) return;
 
   x = y = 0;
 
   /* Recursively compute the button's coordinates */
-  for (parent = widget; parent; parent = parent->parent)
+  for (parent = widget; parent; parent = gtk_widget_get_parent (parent))
   {
-    if (parent->parent)
+    if (gtk_widget_get_parent (parent))
     {
-      x += parent->allocation.x;
-      y += parent->allocation.y;
+      gtk_widget_get_allocation (parent, allocation);
+      x += allocation->x;
+      y += allocation->y;
     }
     else
     {
       x1 = y1 = 0;
-      if (GDK_IS_WINDOW (parent->window))
-        gdk_window_get_origin (parent->window, &x1, &y1);
+      gdkwindow = gtk_widget_get_window (parent);
+#if !GTK_CHECK_VERSION (3, 0, 0)
+      if (GDK_IS_WINDOW (gdkwindow))
+#endif
+        gdk_window_get_origin (gdkwindow, &x1, &y1);
       x += x1; y += y1;
       break;
     }
   }
     
   /* Set the minimize hint for the window */
+  gtk_widget_get_allocation (widget, allocation);
   wnck_window_set_icon_geometry (window, x, y,
-                                 widget->allocation.width,
-                                 widget->allocation.height);
+                                 allocation->width,
+                                 allocation->height);
 }
 
 static gboolean 
@@ -191,6 +198,26 @@ task_item_set_visibility (TaskItem *item)
   }
 }
 
+#if GTK_CHECK_VERSION (3, 0, 0)
+
+static void
+task_item_get_preferred_width (GtkWidget *widget,
+                               gint      *minimal_width,
+                               gint      *natural_width)
+{
+  *minimal_width = *natural_width = DEFAULT_TASK_ITEM_WIDTH;
+}
+
+static void
+task_item_get_preferred_height (GtkWidget *widget,
+                                gint      *minimal_height,
+                                gint      *natural_height)
+{
+  *minimal_height = *natural_height = DEFAULT_TASK_ITEM_HEIGHT;
+}
+
+#else
+
 static void 
 task_item_size_request (GtkWidget      *widget,
 		       GtkRequisition *requisition)
@@ -200,6 +227,8 @@ task_item_size_request (GtkWidget      *widget,
   requisition->height = DEFAULT_TASK_ITEM_HEIGHT;
 }
 
+#endif
+
 static GdkPixbuf *
 task_item_sized_pixbuf_for_window (TaskItem   *item,
                                    WnckWindow *window,
@@ -247,10 +276,17 @@ task_item_sized_pixbuf_for_window (TaskItem   *item,
   return pbuf;
 }
 static gboolean
+#if GTK_CHECK_VERSION (3, 0, 0)
+task_item_draw (GtkWidget      *widget,
+		        cairo_t *cr)
+#else
 task_item_expose_event (GtkWidget      *widget,
 		        GdkEventExpose *event)
+#endif
 {
+#if !GTK_CHECK_VERSION (3, 0, 0)
   cairo_t *cr;
+#endif
   TaskItem *item;
   GdkRectangle area;
   TaskItemPrivate *priv;
@@ -259,7 +295,9 @@ task_item_expose_event (GtkWidget      *widget,
   
   g_return_val_if_fail (widget != NULL, FALSE);
   g_return_val_if_fail (TASK_IS_ITEM (widget), FALSE);
+#if !GTK_CHECK_VERSION (3, 0, 0)
   g_return_val_if_fail (event != NULL, FALSE);
+#endif
   
   item = TASK_ITEM (widget);
   priv = item->priv;
@@ -267,7 +305,9 @@ task_item_expose_event (GtkWidget      *widget,
   g_return_val_if_fail (WNCK_IS_WINDOW (priv->window), FALSE);
   
   area = priv->area;
+#if !GTK_CHECK_VERSION (3, 0, 0)
   cr = gdk_cairo_create (event->window);
+#endif
   
   pbuf = priv->pixbuf;
   desat = NULL;
@@ -354,7 +394,9 @@ task_item_expose_event (GtkWidget      *widget,
   if (GDK_IS_PIXBUF (desat))
     g_object_unref (desat);
  
+#if !GTK_CHECK_VERSION (3, 0, 0)
   cairo_destroy (cr);
+#endif
   
   return FALSE;
 }
@@ -679,8 +721,14 @@ task_item_class_init (TaskItemClass *klass)
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 
   obj_class->finalize = task_item_finalize;
+#if GTK_CHECK_VERSION (3, 0, 0)
+  widget_class->draw = task_item_draw;
+  widget_class->get_preferred_width = task_item_get_preferred_width;
+  widget_class->get_preferred_height = task_item_get_preferred_height;
+#else
   widget_class->expose_event = task_item_expose_event;
   widget_class->size_request = task_item_size_request;
+#endif
 
   g_type_class_add_private (obj_class, sizeof (TaskItemPrivate));
   
diff --git a/mate-window-picker-applet/task-title.c b/mate-window-picker-applet/task-title.c
index 5db675f..546e331 100644
--- a/mate-window-picker-applet/task-title.c
+++ b/mate-window-picker-applet/task-title.c
@@ -23,6 +23,12 @@
 #include <libwnck/libwnck.h>
 #include <mate-panel-applet.h>
 
+#if GTK_CHECK_VERSION (3, 0, 0)
+#include <math.h>
+#define MATE_DESKTOP_USE_UNSTABLE_API
+#include <libmate-desktop/mate-desktop-utils.h>
+#endif
+
 #include "task-list.h"
 
 G_DEFINE_TYPE (TaskTitle, task_title, GTK_TYPE_EVENT_BOX);
@@ -70,7 +76,11 @@ on_close_clicked (GtkButton *button,
   if (!WNCK_IS_WINDOW (window)
         || wnck_window_get_window_type (window) == WNCK_WINDOW_DESKTOP)
   {
+#if GTK_CHECK_VERSION (3, 0, 0)
+    mate_gdk_spawn_command_line_on_screen (gdk_screen_get_default (),
+#else
     gdk_spawn_command_line_on_screen (gdk_screen_get_default (),
+#endif
                                       LOGOUT, NULL);
   }
   else
@@ -111,8 +121,13 @@ on_leave_notify (GtkWidget *widget,
 }
 
 static gboolean
+#if GTK_CHECK_VERSION (3, 0, 0)
+on_button_draw (GtkWidget *widget, 
+                cairo_t *cr,
+#else
 on_button_expose (GtkWidget *widget, 
                   GdkEventExpose *event,
+#endif
                   TaskTitle *title)
 {
   g_return_val_if_fail (TASK_IS_TITLE (title), FALSE);
@@ -123,17 +138,39 @@ on_button_expose (GtkWidget *widget,
   if (priv->mouse_in_close_button)
   {
     GtkStyle *style = gtk_widget_get_style (widget);
-    gtk_paint_box (style, 
+#if GTK_CHECK_VERSION (3, 0, 0)
+    GdkRectangle area;
+    gdouble x1, y1, x2, y2;
+    cairo_clip_extents (cr, &x1, &y1, &x2, &y2);
+    area.x = floor (x1);
+    area.y = floor (y1);
+    area.width = ceil (x2) - area.x;
+    area.height = ceil (y2) - area.y;
+#endif
+    gtk_paint_box (style,
+#if GTK_CHECK_VERSION (3, 0, 0)
+                   cr,
+#else
                    event->window,
+#endif
                    GTK_STATE_PRELIGHT,
                    GTK_SHADOW_NONE,
+#if !GTK_CHECK_VERSION (3, 0, 0)
                    NULL,
+#endif
                    NULL,
                    NULL,
+#if GTK_CHECK_VERSION (3, 0, 0)
+                   area.x,
+                   area.y + 2,
+                   area.width,
+                   area.height - 4);
+#else
                    event->area.x,
                    event->area.y + 2,
                    event->area.width,
-                   event->area.height - 4); 
+                   event->area.height - 4);
+#endif
   }
   return FALSE;
 }
@@ -356,20 +393,46 @@ on_button_release (GtkWidget *title, GdkEventButton *event)
 
 
 static gboolean
+#if GTK_CHECK_VERSION (3, 0, 0)
+on_draw (GtkWidget *eb, cairo_t *cr)
+#else
 on_expose (GtkWidget *eb, GdkEventExpose *event)
+#endif
 {
-  
-  if (eb->state == GTK_STATE_ACTIVE)
-    gtk_paint_box (eb->style, eb->window,
-                 eb->state, GTK_SHADOW_NONE,
-                 NULL, eb, "button",
-                 eb->allocation.x, eb->allocation.y, 
-                 eb->allocation.width, eb->allocation.height);
+  GtkAllocation *allocation;
+  GtkStyle *style;
+  GtkStateType state;
+
+  gtk_widget_get_allocation (eb, allocation);
+  style = gtk_widget_get_style (eb);
+  state = gtk_widget_get_state (eb);
+
+  if (state == GTK_STATE_ACTIVE)
+    gtk_paint_box (style,
+#if GTK_CHECK_VERSION (3, 0, 0)
+                 cr,
+#else
+                 eb->window,
+#endif
+                 state, GTK_SHADOW_NONE,
+#if !GTK_CHECK_VERSION (3, 0, 0)
+                 NULL,
+#endif
+                 eb, "button",
+                 allocation->x, allocation->y, 
+                 allocation->width, allocation->height);
   
   
+#if GTK_CHECK_VERSION (3, 0, 0)
+  gtk_container_propagate_draw (GTK_CONTAINER (eb),
+                                gtk_bin_get_child (GTK_BIN (eb)),
+                                cr);
+
+#else
   gtk_container_propagate_expose (GTK_CONTAINER (eb), 
                                   gtk_bin_get_child (GTK_BIN (eb)),
                                   event);
+#endif
   return TRUE;
 }
 
@@ -394,7 +457,11 @@ task_title_class_init (TaskTitleClass *klass)
   GtkWidgetClass      *wid_class = GTK_WIDGET_CLASS (klass);
 
   obj_class->finalize = task_title_finalize;
+#if GTK_CHECK_VERSION (3, 0, 0)
+  wid_class->draw = on_draw;
+#else
   wid_class->expose_event = on_expose;
+#endif
 
   g_type_class_add_private (obj_class, sizeof (TaskTitlePrivate));
 }
@@ -461,11 +528,16 @@ task_title_init (TaskTitle *title)
                     G_CALLBACK (on_enter_notify), title);
   g_signal_connect (priv->button, "leave-notify-event",
                     G_CALLBACK (on_leave_notify), title);
+#if GTK_CHECK_VERSION (3, 0, 0)
+  g_signal_connect (priv->button, "draw",
+                    G_CALLBACK (on_button_draw), title);
+#else
   g_signal_connect (priv->button, "expose-event",
                     G_CALLBACK (on_button_expose), title);
+#endif
 
   /* Load the quit icon.  We have to do this in such a god-forsaken way
-     because of http://bugzilla.mate.org/show_bug.cgi?id=581359 and the
+     because of http://bugzilla.gnome.org/show_bug.cgi?id=581359 and the
      fact that we support as far back as GTK+ 2.12 (which never passes
      FORCE_SIZE in GtkImage).  The only way to guarantee icon size is to
      load and scale it ourselves.  We don't do this for all the other icons