First implementation of ClipboardService. Implement pdf viewing and downloading via ClipboardService.

sugar/Makefile.am

@@ -1,4 +1,4 @@
-SUBDIRS = activity chat graphics p2p presence
+SUBDIRS = activity chat clipboard graphics p2p presence
 
 sugardir = $(pythondir)/sugar
 sugar_PYTHON =				\

sugar/clipboard/ClipboardService.py

@@ -0,0 +1,75 @@
+import dbus
+import gobject
+
+DBUS_SERVICE = "org.laptop.Clipboard"
+DBUS_INTERFACE = "org.laptop.Clipboard"
+DBUS_PATH = "/org/laptop/Clipboard"
+
+class ClipboardService(gobject.GObject):
+
+	__gsignals__ = {
+		'object-added': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
+						([str, str, str])),
+		'object-deleted': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
+						([str])),
+		'object-state-changed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
+						([str, int])),
+	}
+	
+	def __init__(self):
+		gobject.GObject.__init__(self)
+		
+		self._dbus_service = None
+		bus = dbus.SessionBus()
+		bus.add_signal_receiver(self._name_owner_changed_cb,
+								signal_name="NameOwnerChanged",
+								dbus_interface="org.freedesktop.DBus")
+		# Try to register to ClipboardService, if we fail, we'll try later.
+		try:
+			self._connect_clipboard_signals()
+		except dbus.DBusException, exception:
+			pass
+		
+	def _connect_clipboard_signals(self):
+		bus = dbus.SessionBus()
+		proxy_obj = bus.get_object(DBUS_SERVICE, DBUS_PATH)
+		self._dbus_service = dbus.Interface(proxy_obj, DBUS_SERVICE)
+		self._dbus_service.connect_to_signal('object_added',
+											 self._object_added_cb)	
+		self._dbus_service.connect_to_signal('object_deleted',
+											 self._object_deleted_cb)
+		self._dbus_service.connect_to_signal('object_state_changed',
+											 self._object_state_changed_cb)	
+
+	def _name_owner_changed_cb(self, name, old, new):
+		if name != DBUS_SERVICE:
+			return
+		
+		if (not old and not len(old)) and (new and len(new)):
+			# ClipboardService started up
+			self._connect_clipboard_signals()
+			
+	def _object_added_cb(self, name, mimeType, fileName):
+		self.emit('object-added', name, mimeType, fileName)
+
+	def _object_deleted_cb(self, fileName):
+		self.emit('object-deleted', fileName)
+
+	def _object_state_changed_cb(self, fileName, percent):
+		self.emit('object-state-changed', fileName, percent)
+	
+	def add_object(self, name, mimeType, fileName):
+		self._dbus_service.add_object(name, mimeType, fileName)
+
+	def delete_object(self, fileName):
+		self._dbus_service.delete_object(fileName)
+	
+	def set_object_state(self, fileName, percent):
+		self._dbus_service.set_object_state(fileName, percent)
+
+_clipboard_service = None
+def get_instance():
+	global _clipboard_service
+	if not _clipboard_service:
+		_clipboard_service = ClipboardService()
+	return _clipboard_service

sugar/clipboard/Makefile.am

@@ -0,0 +1,5 @@
+sugardir = $(pythondir)/sugar/clipboard
+sugar_PYTHON =			\
+	__init__.py			\
+	ClipboardService.py
+

sugar/graphics/ClipboardBubble.py

@@ -0,0 +1,131 @@
+# Copyright (C) 2006, Red Hat, Inc.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+#TODO: has to be merged with all the existing bubbles in a generic progress bar widget
+
+import math
+
+import gobject
+import gtk
+import hippo
+
+class ClipboardBubble(hippo.CanvasBox, hippo.CanvasItem):
+	__gtype_name__ = 'ClipboardBubble'
+
+	__gproperties__ = {
+		'fill-color': (object, None, None,
+					  gobject.PARAM_READWRITE),
+		'stroke-color': (object, None, None,
+					  gobject.PARAM_READWRITE),
+		'progress-color': (object, None, None,
+					  gobject.PARAM_READWRITE),
+		'percent'   : (object, None, None,
+					  gobject.PARAM_READWRITE),
+	}
+
+	def __init__(self, **kwargs):
+		self._stroke_color = 0xFFFFFFFF
+		self._fill_color = 0xFFFFFFFF
+		self._progress_color = 0x000000FF
+		self._percent = 0
+		self._radius = 8
+
+		hippo.CanvasBox.__init__(self, **kwargs)
+
+	def do_set_property(self, pspec, value):
+		if pspec.name == 'fill-color':
+			self._fill_color = value
+			self.emit_paint_needed(0, 0, -1, -1)
+		elif pspec.name == 'stroke-color':
+			self._stroke_color = value
+			self.emit_paint_needed(0, 0, -1, -1)
+		elif pspec.name == 'progress-color':
+			self._progress_color = value
+			self.emit_paint_needed(0, 0, -1, -1)
+		elif pspec.name == 'percent':
+			self._percent = value
+			self.emit_paint_needed(0, 0, -1, -1)
+
+	def do_get_property(self, pspec):
+		if pspec.name == 'fill-color':
+			return self._fill_color
+		elif pspec.name == 'stroke-color':
+			return self._stroke_color
+		elif pspec.name == 'progress-color':
+			return self._progress_color
+		elif pspec.name == 'percent':
+			return self._percent
+
+	def _int_to_rgb(self, int_color):
+		red = (int_color >> 24) & 0x000000FF
+		green = (int_color >> 16) & 0x000000FF
+		blue = (int_color >> 8) & 0x000000FF
+		alpha = int_color & 0x000000FF
+		return (red / 255.0, green / 255.0, blue / 255.0)
+
+	def do_paint_below_children(self, cr, damaged_box):
+		[width, height] = self.get_allocation()
+
+		line_width = 3.0
+		x = line_width
+		y = line_width
+		width -= line_width * 2
+		height -= line_width * 2
+
+		self._paint_ellipse(cr, x, y, width, height, self._fill_color)
+
+		color = self._int_to_rgb(self._stroke_color)
+		cr.set_source_rgb(*color)
+		cr.set_line_width(line_width)
+		cr.stroke();
+
+		self._paint_progress_bar(cr, x, y, width, height, line_width)
+
+	def _paint_progress_bar(self, cr, x, y, width, height, line_width):
+		prog_x = x + line_width
+		prog_y = y + line_width
+		prog_width = (width - (line_width * 2)) * (self._percent / 100.0)
+		prog_height = (height - (line_width * 2))
+
+		self._paint_ellipse(cr, prog_x, prog_y, width, height, self._progress_color)
+
+	def _paint_ellipse(self, cr, x, y, width, height, fill_color):
+		cr.move_to(x + self._radius, y)
+		cr.arc(x + width - self._radius,
+			   y + self._radius,
+			   self._radius,
+			   math.pi * 1.5,
+			   math.pi * 2)
+		cr.arc(x + width - self._radius,
+			   x + height - self._radius,
+			   self._radius,
+			   0,
+			   math.pi * 0.5)
+		cr.arc(x + self._radius,
+			   y + height - self._radius,
+			   self._radius,
+			   math.pi * 0.5,
+			   math.pi)
+		cr.arc(x + self._radius,
+			   y + self._radius,
+			   self._radius,
+			   math.pi,
+			   math.pi * 1.5);
+
+		color = self._int_to_rgb(fill_color)
+		cr.set_source_rgb(*color)
+		cr.fill_preserve();

sugar/graphics/Makefile.am

@@ -4,6 +4,7 @@ sugar_PYTHON =			\
 	bubble.py		\
 	canvasicon.py		\
 	colors.py		\
+	ClipboardBubble.py	\
 	grid.py			\
 	iconcolor.py		\
 	menu.py			\

sugar/graphics/menu.py

@@ -97,6 +97,9 @@ class Menu(gtk.Window):
 		icon.connect('activated', self._action_clicked_cb, action_id)
 		self._action_box.append(icon)
 
+	def remove_action(self, icon):
+		self._action_box.remove(icon)
+
 	def _item_clicked_cb(self, icon, event, action):
 		self.emit('action', action)