diff options
Diffstat (limited to 'grc/src/gui')
| -rw-r--r-- | grc/src/gui/DrawingArea.py | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/grc/src/gui/DrawingArea.py b/grc/src/gui/DrawingArea.py index feb401978..22edb9093 100644 --- a/grc/src/gui/DrawingArea.py +++ b/grc/src/gui/DrawingArea.py @@ -61,6 +61,8 @@ class DrawingArea(gtk.DrawingArea): self.connect('leave-notify-event', self._handle_focus_event, False) self.connect('enter-notify-event', self._handle_focus_event, True) + def new_pixmap(self, width, height): return gtk.gdk.Pixmap(self.window, width, height, -1) + ########################################################################## ## Handlers ########################################################################## @@ -109,8 +111,7 @@ class DrawingArea(gtk.DrawingArea): Called when the window is resized. Create a new pixmap for background buffer. """ - width, height = self.get_size_request() - self.pixmap = gtk.gdk.Pixmap(self.window, width, height, -1) + self._pixmap = self.new_pixmap(*self.get_size_request()) def _handle_window_expose(self, widget, event): """ @@ -118,5 +119,5 @@ class DrawingArea(gtk.DrawingArea): Double buffering: draw to pixmap, then draw pixmap to window. """ gc = self.window.new_gc() - self._main_window.get_flow_graph().draw(gc, self.pixmap) - self.window.draw_drawable(gc, self.pixmap, 0, 0, 0, 0, -1, -1) + self._main_window.get_flow_graph().draw(gc, self._pixmap) + self.window.draw_drawable(gc, self._pixmap, 0, 0, 0, 0, -1, -1) |