[Qemu-devel] [PATCH 2/2] gtk: respect cursor visibility

[Dave Airlie]

From: Dave Airlie <airl...@redhat.com>

If the guest asks for no cursor, switch gtk to using the null cursor.

Signed-off-by: Dave Airlie <airl...@redhat.com>
---
 ui/gtk.c | 25 +++++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/ui/gtk.c b/ui/gtk.c
index 2abf289..f60e66f 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -158,6 +158,8 @@ typedef struct GtkDisplayState
     bool external_pause_update;
 
     bool modifier_pressed[ARRAY_SIZE(modifier_keycode)];
+
+    GdkCursor *current_cursor;
 } GtkDisplayState;
 
 static GtkDisplayState *global_state;
@@ -338,6 +340,11 @@ static void gd_mouse_set(DisplayChangeListener *dcl,
     GdkDeviceManager *mgr;
     gint x_root, y_root;
 
+    if (!visible)
+       gdk_window_set_cursor(gtk_widget_get_window(s->drawing_area), 
s->null_cursor);
+    else
+       gdk_window_set_cursor(gtk_widget_get_window(s->drawing_area), 
s->current_cursor);
+
     if (kbd_mouse_is_absolute())
        return;
 
@@ -369,21 +376,23 @@ static void gd_cursor_define(DisplayChangeListener *dcl,
 {
     GtkDisplayState *s = container_of(dcl, GtkDisplayState, dcl);
     GdkPixbuf *pixbuf;
-    GdkCursor *cursor;
+
+    if (s->current_cursor) {
+#if !GTK_CHECK_VERSION(3, 0, 0)
+        gdk_cursor_unref(s->current_cursor);
+#else
+        g_object_unref(s->current_cursor);
+#endif
+        s->current_cursor = NULL;
+    }
 
     pixbuf = gdk_pixbuf_new_from_data((guchar *)(c->data),
                                       GDK_COLORSPACE_RGB, true, 8,
                                       c->width, c->height, c->width * 4,
                                       NULL, NULL);
-    cursor = 
gdk_cursor_new_from_pixbuf(gtk_widget_get_display(s->drawing_area),
+    s->current_cursor = 
gdk_cursor_new_from_pixbuf(gtk_widget_get_display(s->drawing_area),
                                         pixbuf, c->hot_x, c->hot_y);
-    gdk_window_set_cursor(gtk_widget_get_window(s->drawing_area), cursor);
     g_object_unref(pixbuf);
-#if !GTK_CHECK_VERSION(3, 0, 0)
-    gdk_cursor_unref(cursor);
-#else
-    g_object_unref(cursor);
-#endif
 }
 
 static void gd_switch(DisplayChangeListener *dcl,
-- 
1.8.3.1