diff options
| -rwxr-xr-x | bin/sugar-session | 7 | ||||
| -rw-r--r-- | src/jarabe/view/Makefile.am | 1 | ||||
| -rw-r--r-- | src/jarabe/view/gesturehandler.py | 144 |
3 files changed, 152 insertions, 0 deletions
diff --git a/bin/sugar-session b/bin/sugar-session index 1519a20..42e7beb 100755 --- a/bin/sugar-session +++ b/bin/sugar-session @@ -111,6 +111,12 @@ def setup_keyhandler_cb(): from jarabe import frame keyhandler.setup(frame.get_view()) +def setup_gesturehandler_cb(): + logging.debug('STARTUP: setup_gesturehandler_cb') + from jarabe.view import gesturehandler + from jarabe import frame + gesturehandler.setup(frame.get_view()) + def setup_journal_cb(): logging.debug('STARTUP: setup_journal_cb') from jarabe.journal import journalactivity @@ -210,6 +216,7 @@ def bootstrap(): GObject.idle_add(setup_frame_cb) GObject.idle_add(setup_keyhandler_cb) + GObject.idle_add(setup_gesturehandler_cb) GObject.idle_add(setup_journal_cb) GObject.idle_add(setup_notification_service_cb) GObject.idle_add(setup_file_transfer_cb) diff --git a/src/jarabe/view/Makefile.am b/src/jarabe/view/Makefile.am index 630f184..1e8b0eb 100644 --- a/src/jarabe/view/Makefile.am +++ b/src/jarabe/view/Makefile.am @@ -4,6 +4,7 @@ sugar_PYTHON = \ buddyicon.py \ buddymenu.py \ customizebundle.py \ + gesturehandler.py \ keyhandler.py \ launcher.py \ palettes.py \ diff --git a/src/jarabe/view/gesturehandler.py b/src/jarabe/view/gesturehandler.py new file mode 100644 index 0000000..4084cdc --- /dev/null +++ b/src/jarabe/view/gesturehandler.py @@ -0,0 +1,144 @@ +# Copyright (C) 2012 One Laptop Per Child +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program 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 General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + +from gi.repository import Gdk + +from gi.repository import SugarExt +from gi.repository import SugarGestures + +from sugar3.graphics import style + +_instance = None + + +class GestureHandler(object): + '''Handling gestures to show/hide the frame + + We use SugarExt.GestureGrabber to listen for + gestures on the root window. Swiping from + the frame area towards the center does reveal + the Frame. Swiping towards one of the edges + does hide the Frame. + ''' + + _HIDE = 0 + _SHOW = 1 + + def __init__(self, frame): + self._frame = frame + + self._gesture_grabber = SugarExt.GestureGrabber() + + rectangle = self._create_rectangle(0, 0, Gdk.Screen.width(), + style.GRID_CELL_SIZE) + swipe = SugarGestures.SwipeController( \ + directions=SugarGestures.SwipeDirectionFlags.DOWN) + swipe.connect('swipe-ended', self.__top_show_cb) + self._gesture_grabber.add(swipe, rectangle) + + rectangle = self._create_rectangle(0, 0, Gdk.Screen.width(), + style.GRID_CELL_SIZE * 2) + swipe = SugarGestures.SwipeController( \ + directions=SugarGestures.SwipeDirectionFlags.UP) + swipe.connect('swipe-ended', self.__top_hide_cb) + self._gesture_grabber.add(swipe, rectangle) + + rectangle = self._create_rectangle( \ + 0, Gdk.Screen.height() - style.GRID_CELL_SIZE, + Gdk.Screen.width(), style.GRID_CELL_SIZE) + swipe = SugarGestures.SwipeController( \ + directions=SugarGestures.SwipeDirectionFlags.UP) + swipe.connect('swipe-ended', self.__bottom_show_cb) + self._gesture_grabber.add(swipe, rectangle) + + rectangle = self._create_rectangle( \ + 0, Gdk.Screen.height() - style.GRID_CELL_SIZE * 2, + Gdk.Screen.width(), style.GRID_CELL_SIZE * 2) + swipe = SugarGestures.SwipeController( \ + directions=SugarGestures.SwipeDirectionFlags.DOWN) + swipe.connect('swipe-ended', self.__bottom_hide_cb) + self._gesture_grabber.add(swipe, rectangle) + + rectangle = self._create_rectangle( \ + 0, 0, style.GRID_CELL_SIZE, Gdk.Screen.height()) + swipe = SugarGestures.SwipeController( \ + directions=SugarGestures.SwipeDirectionFlags.RIGHT) + swipe.connect('swipe-ended', self.__left_show_cb) + self._gesture_grabber.add(swipe, rectangle) + + rectangle = self._create_rectangle( \ + 0, 0, style.GRID_CELL_SIZE * 2, Gdk.Screen.height()) + swipe = SugarGestures.SwipeController( \ + directions=SugarGestures.SwipeDirectionFlags.LEFT) + swipe.connect('swipe-ended', self.__left_hide_cb) + self._gesture_grabber.add(swipe, rectangle) + + rectangle = self._create_rectangle( \ + Gdk.Screen.width() - style.GRID_CELL_SIZE, 0, + style.GRID_CELL_SIZE, Gdk.Screen.height()) + swipe = SugarGestures.SwipeController( \ + directions=SugarGestures.SwipeDirectionFlags.LEFT) + swipe.connect('swipe-ended', self.__right_show_cb) + self._gesture_grabber.add(swipe, rectangle) + + rectangle = self._create_rectangle( \ + Gdk.Screen.width() - style.GRID_CELL_SIZE * 2, 0, + style.GRID_CELL_SIZE * 2, Gdk.Screen.height()) + swipe = SugarGestures.SwipeController( \ + directions=SugarGestures.SwipeDirectionFlags.RIGHT) + swipe.connect('swipe-ended', self.__right_hide_cb) + self._gesture_grabber.add(swipe, rectangle) + + def _create_rectangle(self, x, y, width, height): + rect = Gdk.Rectangle() + rect.x = x + rect.y = y + rect.width = width + rect.height = height + return rect + + def __top_show_cb(self, controller, event_direction): + self._frame.show() + + def __top_hide_cb(self, controller, event_direction): + self._frame.hide() + + def __bottom_show_cb(self, controller, event_direction): + self._frame.show() + + def __bottom_hide_cb(self, controller, event_direction): + self._frame.hide() + + def __left_show_cb(self, controller, event_direction): + self._frame.show() + + def __left_hide_cb(self, controller, event_direction): + self._frame.hide() + + def __right_show_cb(self, controller, event_direction): + self._frame.show() + + def __right_hide_cb(self, controller, event_direction): + self._frame.hide() + + +def setup(frame): + global _instance + + if _instance: + del _instance + + _instance = GestureHandler(frame) |