Added toolbar and button controls.

1 files changed, 69 insertions, 0 deletions

diff --git a/sugar/graphics/button.py b/sugar/graphics/button.py
new file mode 100644
index 0000000..c226995
--- /dev/null
+++ b/sugar/graphics/button.py
@@ -0,0 +1,69 @@
+import gobject
+import hippo
+
+from canvasicon import CanvasIcon
+from iconcolor import IconColor
+from grid import Grid
+from sugar import profile
+
+class Button(hippo.CanvasBox):
+    __gtype_name__ = 'Button'
+
+    __gproperties__ = {
+        'icon-name': (str, None, None, None,
+                      gobject.PARAM_READWRITE),
+        'active': (bool, None, None, True,
+                      gobject.PARAM_READWRITE)
+    }
+
+    def __init__(self, icon_name):
+        hippo.CanvasBox.__init__(self)
+        
+        self._active = True
+        self._normal_color = IconColor('white')
+        self._prelight_color = profile.get_color()
+        self._inactive_color = IconColor('#808080,#424242')
+                       
+        grid = Grid()
+        self.props.box_width = grid.dimension(1)
+        self.props.box_height = grid.dimension(1)
+
+        self._icon = CanvasIcon(icon_name=icon_name, cache=True,
+                                color=self._normal_color)
+        self.append(self._icon, hippo.PACK_EXPAND)
+        self._connect_signals(self._icon)
+
+    def do_set_property(self, pspec, value):
+        if pspec.name == 'icon-name':
+            self._icon.props.icon_name = value
+        elif pspec.name == 'active':
+            self._active = value
+            if self._active:
+                self._icon.props.color = self._normal_color
+            else:
+                self._icon.props.color = self._inactive_color            
+        else:
+            hippo.CanvasBox.do_set_property(self, pspec, value)
+
+    def do_get_property(self, pspec):
+        if pspec.name == 'icon-name':
+            return self._icon.get_property('icon-name')
+        elif pspec.name == 'active':
+            return self._active
+        else:
+            return hippo.CanvasBox.get_property(self, pspec)
+
+    def _connect_signals(self, item):
+        item.connect('button-release-event', self._button_release_event_cb)
+        # TODO: Prelighting is disabled by now. Need to figure how we want it to behave.
+        #item.connect('motion-notify-event', self._motion_notify_event_cb)
+
+    def _button_release_event_cb(self, widget, event):
+        if self._active:
+            self.emit_activated()
+
+    def _motion_notify_event_cb(self, widget, event):
+        if self._active and event.detail == hippo.MOTION_DETAIL_ENTER:
+            self._icon.props.color = self._prelight_color
+        elif self._active and event.detail == hippo.MOTION_DETAIL_LEAVE:
+            self._icon.props.color = self._normal_color