sugar-toolkit-gtk3/shell/view/frame/clipboardpanelwindow.py

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import logging
import gtk
import hippo
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from view.frame.framewindow import FrameWindow
from view.frame.clipboardbox import ClipboardBox
from sugar.clipboard import clipboardservice
from sugar import util
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class ClipboardPanelWindow(FrameWindow):
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def __init__(self, frame, orientation):
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FrameWindow.__init__(self, orientation)
self._frame = frame
# Listening for new clipboard objects
# NOTE: we need to keep a reference to gtk.Clipboard in order to keep
# listening to it.
self._clipboard = gtk.Clipboard()
self._clipboard.connect("owner-change", self._owner_change_cb)
root = self.get_root()
self._clipboard_box = ClipboardBox(frame.get_popup_context())
root.append(self._clipboard_box)
# Receiving dnd drops
self.drag_dest_set(0, [], 0)
self.connect("drag_motion", self._clipboard_box.drag_motion_cb)
self.connect("drag_drop", self._clipboard_box.drag_drop_cb)
self.connect("drag_data_received",
self._clipboard_box.drag_data_received_cb)
# Offering dnd drags
self.drag_source_set(0, [], 0)
self.add_events(gtk.gdk.BUTTON_PRESS_MASK |
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gtk.gdk.POINTER_MOTION_HINT_MASK)
self.connect("motion_notify_event",
self._clipboard_box.motion_notify_event_cb)
# FIXME I'm not sure we should expose the canvas in the Window API
self._canvas.connect("button_press_event",
self._clipboard_box.button_press_event_cb)
self.connect("drag_end", self._clipboard_box.drag_end_cb)
self.connect("drag_data_get", self._clipboard_box.drag_data_get_cb)
def _owner_change_cb(self, clipboard, event):
logging.debug("owner_change_cb")
if self._clipboard_box.owns_clipboard():
return
cb_service = clipboardservice.get_instance()
key = cb_service.add_object(name="")
cb_service.set_object_percent(key, percent=0)
targets = clipboard.wait_for_targets()
for target in targets:
if target not in ('TIMESTAMP', 'TARGETS', 'MULTIPLE', 'SAVE_TARGETS'):
selection = clipboard.wait_for_contents(target)
if selection:
self._add_selection(key, selection)
cb_service.set_object_percent(key, percent=100)
def _add_selection(self, key, selection):
if selection.data:
logging.debug('adding type ' + selection.type + '.')
cb_service = clipboardservice.get_instance()
cb_service.add_object_format(key,
selection.type,
selection.data,
on_disk = False)