diff options
Diffstat (limited to 'tutorius/actions.py')
| -rw-r--r-- | tutorius/actions.py | 46 |
1 files changed, 30 insertions, 16 deletions
diff --git a/tutorius/actions.py b/tutorius/actions.py index fe64c95..f6f3338 100644 --- a/tutorius/actions.py +++ b/tutorius/actions.py @@ -17,6 +17,7 @@ This module defines Actions that can be done and undone on a state """ import gtk +import cairo import logging from gettext import gettext as _ @@ -70,22 +71,35 @@ class DragWrapper(object): y = self._widget.allocation.y depth = 24 # Should be set dynamically - pxbuf = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, True, 8, width, height) - pxbuf.fill(0xFFFFFFFF) - - px = gtk.gdk.Pixmap(None, width, height, depth) # source, size, colors - px.set_colormap(gtk.gdk.colormap_get_system()) - ctxt = px.cairo_create() - ctxt.set_source_pixbuf(pxbuf,0,0) - ctxt.paint() - - # Compensate when drawing the icon for the context - # translation done to the position occupied by the widget - ctxt.translate(-x, -y) - self._widget.draw_with_context(ctxt) - - pxbuf.get_from_drawable(px,gtk.gdk.colormap_get_system(), 0, 0, 0, 0, -1, -1) - drag_context.set_icon_pixbuf(pxbuf,0,0) + if hasattr(self._widget, 'draw_with_context'): + px = gtk.gdk.Pixmap(None, width, height, depth) # source, size, colors + ctxt = px.cairo_create() + # Compensate when drawing the icon for the context + # translation done to the position occupied by the widget + ctxt.translate(-x, -y) + self._widget.draw_with_context(ctxt) + + # Do the same for the icon shape mask + mask = gtk.gdk.Pixmap(None, width, height, 1) + ctxt = mask.cairo_create() + ctxt.set_operator(cairo.OPERATOR_CLEAR) + ctxt.paint() + ctxt.set_operator(cairo.OPERATOR_SOURCE) + ctxt.translate(-x, -y) + self._widget.draw_with_context(ctxt) + + drag_context.set_icon_pixmap(gtk.gdk.colormap_get_system(), + px, mask, 0, 0) + else: + pxbuf = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, True, 8, + width, height) + pxbuf.get_from_drawable(self._widget.window, + gtk.gdk.colormap_get_system(), + src_x=0, src_y=0, # has it's own window + dest_x=0, dest_y=0, + width=width, height=height) + drag_context.set_icon_pixbuf(pxbuf, 0, 0) + def _drag_fail(self, *args): """ |