[Pkg-sugar-commit] [sugar-toolkit] 20/118: Add CellRendererInvoker
Jonas Smedegaard
dr at jones.dk
Thu Apr 16 18:49:35 UTC 2015
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js pushed a commit to annotated tag debian/0.84.10-1
in repository sugar-toolkit.
commit 47d13d2a8900268e004ea048ddadd8005e8d7168
Author: Tomeu Vizoso <tomeu at sugarlabs.org>
Date: Sun Jun 7 13:41:40 2009 +0200
Add CellRendererInvoker
---
src/sugar/graphics/icon.py | 23 ++++++++-
src/sugar/graphics/palette.py | 108 ++++++++++++++++++++++++++++++++++++++++++
2 files changed, 129 insertions(+), 2 deletions(-)
diff --git a/src/sugar/graphics/icon.py b/src/sugar/graphics/icon.py
index 5d47fc5..1f2d3af 100644
--- a/src/sugar/graphics/icon.py
+++ b/src/sugar/graphics/icon.py
@@ -926,9 +926,28 @@ class CellRendererIcon(gtk.CellRendererPixbuf):
'activate': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, [object])
}
- def __init__(self):
- gobject.GObject.__init__(self)
+ def __init__(self, tree_view):
+ from sugar.graphics.palette import CellRendererInvoker
+
self._buffer = _IconBuffer()
+ self._palette_invoker = CellRendererInvoker()
+
+ gobject.GObject.__init__(self)
+
+ self._palette_invoker.attach_cell_renderer(tree_view, self)
+
+ self.connect('destroy', self.__destroy_cb)
+
+ def __destroy_cb(self, icon):
+ self._palette_invoker.detach()
+
+ def create_palette(self):
+ return None
+
+ def get_palette_invoker(self):
+ return self._palette_invoker
+
+ palette_invoker = gobject.property(type=object, getter=get_palette_invoker)
def set_file_name(self, value):
if self._buffer.file_name != value:
diff --git a/src/sugar/graphics/palette.py b/src/sugar/graphics/palette.py
index 1c668b6..2cc9130 100644
--- a/src/sugar/graphics/palette.py
+++ b/src/sugar/graphics/palette.py
@@ -1145,3 +1145,111 @@ class ToolInvoker(WidgetInvoker):
return self.BOTTOM + self.TOP
else:
return self.LEFT + self.RIGHT
+
+class CellRendererInvoker(Invoker):
+ def __init__(self):
+ Invoker.__init__(self)
+
+ self._position_hint = self.AT_CURSOR
+ self._tree_view = None
+ self._cell_renderer = None
+ self._motion_hid = None
+ self._leave_hid = None
+ self._release_hid = None
+ self.path = None
+
+ def attach_cell_renderer(self, tree_view, cell_renderer):
+ self._tree_view = tree_view
+ self._cell_renderer = cell_renderer
+
+ self._motion_hid = tree_view.connect('motion-notify-event',
+ self.__motion_notify_event_cb)
+ self._leave_hid = tree_view.connect('leave-notify-event',
+ self.__leave_notify_event_cb)
+ self._release_hid = tree_view.connect('button-release-event',
+ self.__button_release_event_cb)
+
+ self.attach(cell_renderer)
+
+ def detach(self):
+ Invoker.detach(self)
+ self._tree_view.disconnect(self._motion_hid)
+ self._tree_view.disconnect(self._leave_hid)
+ self._tree_view.disconnect(self._release_hid)
+
+ def get_rect(self):
+ allocation = self._tree_view.get_allocation()
+ if self._tree_view.window is not None:
+ x, y = self._tree_view.window.get_origin()
+ else:
+ logging.warning(
+ "Trying to position palette with invoker that's not realized.")
+ x = 0
+ y = 0
+
+ if self._tree_view.flags() & gtk.NO_WINDOW:
+ x += allocation.x
+ y += allocation.y
+
+ width = allocation.width
+ height = allocation.height
+
+ return gtk.gdk.Rectangle(x, y, width, height)
+
+ def __motion_notify_event_cb(self, widget, event):
+ if self._point_in_cell_renderer(event.x, event.y):
+
+ tree_view = self._tree_view
+ path, column_, x_, y_ = tree_view.get_path_at_pos(event.x, event.y)
+ if path != self.path:
+ if self.palette is not None:
+ self.palette.popdown(immediate=True)
+ self.palette = None
+ self.path = path
+
+ self.notify_mouse_enter()
+ else:
+ self.path = None
+ self.notify_mouse_leave()
+
+ def __leave_notify_event_cb(self, widget, event):
+ self.notify_mouse_leave()
+
+ def __button_release_event_cb(self, widget, event):
+ if event.button == 3 and self._point_in_cell_renderer(event.x, event.y):
+ self.notify_right_click()
+ return True
+ else:
+ return False
+
+ def _point_in_cell_renderer(self, event_x, event_y):
+ pos = self._tree_view.get_path_at_pos(event_x, event_y)
+ if pos is None:
+ logging.debug('No path at coords %r %r' % (event_x, event_y))
+ return False
+
+ path, column, x, y = pos
+
+ for cell_renderer in column.get_cell_renderers():
+ if cell_renderer == self._cell_renderer:
+ cell_x, cell_width = column.cell_get_position(cell_renderer)
+ if x > cell_x and x < (cell_x + cell_width):
+ return True
+ return False
+
+ logging.debug('No cell renderer at position %r' % (pos,))
+ return False
+
+ def get_toplevel(self):
+ return self._tree_view.get_toplevel()
+
+ def notify_popup(self):
+ Invoker.notify_popup(self)
+
+ def notify_popdown(self):
+ Invoker.notify_popdown(self)
+ self.palette = None
+
+ def get_default_position(self):
+ return self.AT_CURSOR
+
--
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