Make activity icons in frame outline-only. #2668

sugar/graphics/canvasicon.py

@@ -231,13 +231,13 @@ class CanvasIcon(hippo.CanvasBox, hippo.CanvasItem):
         stroke_color = None
         if self._active:
             if self._fill_color:
-                fill_color = self._fill_color.get_html()
+                fill_color = self._fill_color.get_svg()
             if self._stroke_color:
-                stroke_color = self._stroke_color.get_html()
+                stroke_color = self._stroke_color.get_svg()
         else:
-            stroke_color = color.ICON_STROKE_INACTIVE.get_html()
+            stroke_color = color.ICON_STROKE_INACTIVE.get_svg()
             if self._fill_color:
-                fill_color = self._fill_color.get_html()
+                fill_color = self._fill_color.get_svg()
         return [fill_color, stroke_color]
 
     def _get_handle(self, name, handle):

sugar/graphics/iconbutton.py

@@ -53,7 +53,7 @@ class IconButton(CanvasIcon, hippo.CanvasItem):
             if self.props.active:
                 self.props.background_color = 0x000000FF
         else:
-            self.props.background_color = 0x404040FF
+            self.props.background_color = 0x00000000
 
     def _icon_clicked_cb(self, button):
         if self._palette:

sugar/graphics/style.py

@@ -81,6 +81,12 @@ class Color(object):
 
         return (r, g, b)
 
+    def get_svg(self):
+        if self._a == 0.0:
+            return 'none'
+        else:
+            return self.get_html()
+
 _XO_DPI = 200.0
 
 _FOCUS_LINE_WIDTH = 2
@@ -113,6 +119,7 @@ TOOLBOX_TAB_LABEL_WIDTH = zoom(150 - 15 * 2)
 
 COLOR_BLACK = Color('#000000')
 COLOR_WHITE = Color('#FFFFFF')
+COLOR_TRANSPARENT = Color('#FFFFFF', alpha=0.0)
 COLOR_PANEL_GREY = Color('#C0C0C0')
 COLOR_SELECTION_GREY = Color('#A6A6A6')
 COLOR_INACTIVE_FILL = Color('#9D9FA1')