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Diffstat (limited to 'toolkit/internals/palettewindow.py')
-rw-r--r-- | toolkit/internals/palettewindow.py | 976 |
1 files changed, 0 insertions, 976 deletions
diff --git a/toolkit/internals/palettewindow.py b/toolkit/internals/palettewindow.py deleted file mode 100644 index d8c4326..0000000 --- a/toolkit/internals/palettewindow.py +++ /dev/null @@ -1,976 +0,0 @@ -# Copyright (C) 2007, Eduardo Silva <edsiper@gmail.com> -# Copyright (C) 2008, One Laptop Per Child -# Copyright (C) 2009, Tomeu Vizoso -# -# 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. - -""" -STABLE. -""" - -import logging - -import gtk -import gobject -import hippo - -from sugar.graphics import palettegroup -from sugar.graphics import animator -from sugar.graphics import style - - -def _calculate_gap(a, b): - """Helper function to find the gap position and size of widget a""" - # Test for each side if the palette and invoker are - # adjacent to each other. - gap = True - - if a.y + a.height == b.y: - gap_side = gtk.POS_BOTTOM - elif a.x + a.width == b.x: - gap_side = gtk.POS_RIGHT - elif a.x == b.x + b.width: - gap_side = gtk.POS_LEFT - elif a.y == b.y + b.height: - gap_side = gtk.POS_TOP - else: - gap = False - - if gap: - if gap_side == gtk.POS_BOTTOM or gap_side == gtk.POS_TOP: - gap_start = min(a.width, max(0, b.x - a.x)) - gap_size = max(0, min(a.width, - (b.x + b.width) - a.x) - gap_start) - elif gap_side == gtk.POS_RIGHT or gap_side == gtk.POS_LEFT: - gap_start = min(a.height, max(0, b.y - a.y)) - gap_size = max(0, min(a.height, - (b.y + b.height) - a.y) - gap_start) - - if gap and gap_size > 0: - return (gap_side, gap_start, gap_size) - else: - return False - - -class MouseSpeedDetector(gobject.GObject): - - __gsignals__ = { - 'motion-slow': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), - 'motion-fast': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), - } - - _MOTION_SLOW = 1 - _MOTION_FAST = 2 - - def __init__(self, parent, delay, thresh): - """Create MouseSpeedDetector object, - delay in msec - threshold in pixels (per tick of 'delay' msec)""" - - gobject.GObject.__init__(self) - - self._threshold = thresh - self._parent = parent - self._delay = delay - self._state = None - self._timeout_hid = None - self._mouse_pos = None - - def start(self): - self.stop() - - self._mouse_pos = self._get_mouse_position() - self._timeout_hid = gobject.timeout_add(self._delay, self._timer_cb) - - def stop(self): - if self._timeout_hid is not None: - gobject.source_remove(self._timeout_hid) - self._state = None - - def _get_mouse_position(self): - display = gtk.gdk.display_get_default() - screen_, x, y, mask_ = display.get_pointer() - return (x, y) - - def _detect_motion(self): - oldx, oldy = self._mouse_pos - (x, y) = self._get_mouse_position() - self._mouse_pos = (x, y) - - dist2 = (oldx - x)**2 + (oldy - y)**2 - if dist2 > self._threshold**2: - return True - else: - return False - - def _timer_cb(self): - motion = self._detect_motion() - if motion and self._state != self._MOTION_FAST: - self.emit('motion-fast') - self._state = self._MOTION_FAST - elif not motion and self._state != self._MOTION_SLOW: - self.emit('motion-slow') - self._state = self._MOTION_SLOW - - return True - - -class PaletteWindow(gtk.Window): - - __gsignals__ = { - 'popup': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), - 'popdown': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), - 'activate': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), - } - - def __init__(self, **kwargs): - self._group_id = None - self._invoker = None - self._invoker_hids = [] - self._cursor_x = 0 - self._cursor_y = 0 - self._alignment = None - self._up = False - self._old_alloc = None - - self._popup_anim = animator.Animator(.5, 10) - self._popup_anim.add(_PopupAnimation(self)) - - self._popdown_anim = animator.Animator(0.6, 10) - self._popdown_anim.add(_PopdownAnimation(self)) - - gobject.GObject.__init__(self, **kwargs) - - self.set_decorated(False) - self.set_resizable(False) - # Just assume xthickness and ythickness are the same - self.set_border_width(self.get_style().xthickness) - - accel_group = gtk.AccelGroup() - self.set_data('sugar-accel-group', accel_group) - self.add_accel_group(accel_group) - - self.set_group_id("default") - - self.connect('show', self.__show_cb) - self.connect('hide', self.__hide_cb) - self.connect('realize', self.__realize_cb) - self.connect('destroy', self.__destroy_cb) - self.connect('enter-notify-event', self.__enter_notify_event_cb) - self.connect('leave-notify-event', self.__leave_notify_event_cb) - - self._mouse_detector = MouseSpeedDetector(self, 200, 5) - self._mouse_detector.connect('motion-slow', self._mouse_slow_cb) - - def __destroy_cb(self, palette): - self.set_group_id(None) - - def set_invoker(self, invoker): - for hid in self._invoker_hids[:]: - self._invoker.disconnect(hid) - self._invoker_hids.remove(hid) - - self._invoker = invoker - if invoker is not None: - self._invoker_hids.append(self._invoker.connect( - 'mouse-enter', self._invoker_mouse_enter_cb)) - self._invoker_hids.append(self._invoker.connect( - 'mouse-leave', self._invoker_mouse_leave_cb)) - self._invoker_hids.append(self._invoker.connect( - 'right-click', self._invoker_right_click_cb)) - - def get_invoker(self): - return self._invoker - - invoker = gobject.property(type=object, - getter=get_invoker, - setter=set_invoker) - - def __realize_cb(self, widget): - self.window.set_type_hint(gtk.gdk.WINDOW_TYPE_HINT_DIALOG) - - def _mouse_slow_cb(self, widget): - self._mouse_detector.stop() - self._palette_do_popup() - - def _palette_do_popup(self): - immediate = False - - if self.is_up(): - self._popdown_anim.stop() - return - - if self._group_id: - group = palettegroup.get_group(self._group_id) - if group and group.is_up(): - immediate = True - group.popdown() - - self.popup(immediate=immediate) - - def is_up(self): - return self._up - - def set_group_id(self, group_id): - if self._group_id: - group = palettegroup.get_group(self._group_id) - group.remove(self) - if group_id: - self._group_id = group_id - group = palettegroup.get_group(group_id) - group.add(self) - - def get_group_id(self): - return self._group_id - - group_id = gobject.property(type=str, - getter=get_group_id, - setter=set_group_id) - - def do_size_request(self, requisition): - gtk.Window.do_size_request(self, requisition) - requisition.width = max(requisition.width, style.GRID_CELL_SIZE * 2) - - def do_size_allocate(self, allocation): - gtk.Window.do_size_allocate(self, allocation) - - if self._old_alloc is None or \ - self._old_alloc.x != allocation.x or \ - self._old_alloc.y != allocation.y or \ - self._old_alloc.width != allocation.width or \ - self._old_alloc.height != allocation.height: - self.queue_draw() - - # We need to store old allocation because when size_allocate - # is called widget.allocation is already updated. - # gtk.Window resizing is different from normal containers: - # the X window is resized, widget.allocation is updated from - # the configure request handler and finally size_allocate is called. - self._old_alloc = allocation - - def do_expose_event(self, event): - # We want to draw a border with a beautiful gap - if self._invoker is not None and self._invoker.has_rectangle_gap(): - invoker = self._invoker.get_rect() - palette = self.get_rect() - - gap = _calculate_gap(palette, invoker) - else: - gap = False - - allocation = self.get_allocation() - wstyle = self.get_style() - - if gap: - wstyle.paint_box_gap(event.window, gtk.STATE_PRELIGHT, - gtk.SHADOW_IN, event.area, self, "palette", - 0, 0, allocation.width, allocation.height, - gap[0], gap[1], gap[2]) - else: - wstyle.paint_box(event.window, gtk.STATE_PRELIGHT, - gtk.SHADOW_IN, event.area, self, "palette", - 0, 0, allocation.width, allocation.height) - - # Fall trough to the container expose handler. - # (Leaving out the window expose handler which redraws everything) - gtk.Bin.do_expose_event(self, event) - - def update_position(self): - invoker = self._invoker - if invoker is None or self._alignment is None: - logging.error('Cannot update the palette position.') - return - - rect = self.size_request() - position = invoker.get_position_for_alignment(self._alignment, rect) - if position is None: - position = invoker.get_position(rect) - - self.move(position.x, position.y) - - def get_full_size_request(self): - return self.size_request() - - def popup(self, immediate=False): - if self._invoker is not None: - full_size_request = self.get_full_size_request() - self._alignment = self._invoker.get_alignment(full_size_request) - - self.update_position() - self.set_transient_for(self._invoker.get_toplevel()) - - self._popdown_anim.stop() - - if not immediate: - self._popup_anim.start() - else: - self._popup_anim.stop() - self.show() - # we have to invoke update_position() twice - # since WM could ignore first move() request - self.update_position() - - def popdown(self, immediate=False): - logging.debug('PaletteWindow.popdown immediate %r', immediate) - - self._popup_anim.stop() - self._mouse_detector.stop() - - if not immediate: - self._popdown_anim.start() - else: - self._popdown_anim.stop() - self.size_request() - self.hide() - - def on_invoker_enter(self): - self._popdown_anim.stop() - self._mouse_detector.start() - - def on_invoker_leave(self): - self._mouse_detector.stop() - self.popdown() - - def on_enter(self, event): - self._popdown_anim.stop() - - def on_leave(self, event): - self.popdown() - - def _invoker_mouse_enter_cb(self, invoker): - self.on_invoker_enter() - - def _invoker_mouse_leave_cb(self, invoker): - self.on_invoker_leave() - - def _invoker_right_click_cb(self, invoker): - self.popup(immediate=True) - - def __enter_notify_event_cb(self, widget, event): - if event.detail != gtk.gdk.NOTIFY_INFERIOR and \ - event.mode == gtk.gdk.CROSSING_NORMAL: - self.on_enter(event) - - def __leave_notify_event_cb(self, widget, event): - if event.detail != gtk.gdk.NOTIFY_INFERIOR and \ - event.mode == gtk.gdk.CROSSING_NORMAL: - self.on_leave(event) - - def __show_cb(self, widget): - if self._invoker is not None: - self._invoker.notify_popup() - - self._up = True - self.emit('popup') - - def __hide_cb(self, widget): - logging.debug('__hide_cb') - - if self._invoker: - self._invoker.notify_popdown() - - self._up = False - self.emit('popdown') - - def get_rect(self): - win_x, win_y = self.window.get_origin() - rectangle = self.get_allocation() - - x = win_x + rectangle.x - y = win_y + rectangle.y - width, height = self.size_request() - - return gtk.gdk.Rectangle(x, y, width, height) - - def get_palette_state(self): - return self._palette_state - - def _set_palette_state(self, state): - self._palette_state = state - - def set_palette_state(self, state): - self._set_palette_state(state) - - palette_state = property(get_palette_state) - - -class _PopupAnimation(animator.Animation): - - def __init__(self, palette): - animator.Animation.__init__(self, 0.0, 1.0) - self._palette = palette - - def next_frame(self, current): - if current == 1.0: - self._palette.popup(immediate=True) - - -class _PopdownAnimation(animator.Animation): - - def __init__(self, palette): - animator.Animation.__init__(self, 0.0, 1.0) - self._palette = palette - - def next_frame(self, current): - if current == 1.0: - self._palette.popdown(immediate=True) - - -class Invoker(gobject.GObject): - - __gsignals__ = { - 'mouse-enter': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), - 'mouse-leave': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), - 'right-click': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), - 'focus-out': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), - } - - ANCHORED = 0 - AT_CURSOR = 1 - - BOTTOM = [(0.0, 0.0, 0.0, 1.0), (-1.0, 0.0, 1.0, 1.0)] - RIGHT = [(0.0, 0.0, 1.0, 0.0), (0.0, -1.0, 1.0, 1.0)] - TOP = [(0.0, -1.0, 0.0, 0.0), (-1.0, -1.0, 1.0, 0.0)] - LEFT = [(-1.0, 0.0, 0.0, 0.0), (-1.0, -1.0, 0.0, 1.0)] - - def __init__(self): - gobject.GObject.__init__(self) - - self.parent = None - - self._screen_area = gtk.gdk.Rectangle(0, 0, gtk.gdk.screen_width(), - gtk.gdk.screen_height()) - self._position_hint = self.ANCHORED - self._cursor_x = -1 - self._cursor_y = -1 - self._palette = None - - def attach(self, parent): - self.parent = parent - - def detach(self): - self.parent = None - if self._palette is not None: - self._palette.destroy() - self._palette = None - - def _get_position_for_alignment(self, alignment, palette_dim): - palette_halign = alignment[0] - palette_valign = alignment[1] - invoker_halign = alignment[2] - invoker_valign = alignment[3] - - if self._cursor_x == -1 or self._cursor_y == -1: - display = gtk.gdk.display_get_default() - screen_, x, y, mask_ = display.get_pointer() - self._cursor_x = x - self._cursor_y = y - - if self._position_hint is self.ANCHORED: - rect = self.get_rect() - else: - dist = style.PALETTE_CURSOR_DISTANCE - rect = gtk.gdk.Rectangle(self._cursor_x - dist, - self._cursor_y - dist, - dist * 2, dist * 2) - - palette_width, palette_height = palette_dim - - x = rect.x + rect.width * invoker_halign + \ - palette_width * palette_halign - - y = rect.y + rect.height * invoker_valign + \ - palette_height * palette_valign - - return gtk.gdk.Rectangle(int(x), int(y), - palette_width, palette_height) - - def _in_screen(self, rect): - return rect.x >= self._screen_area.x and \ - rect.y >= self._screen_area.y and \ - rect.x + rect.width <= self._screen_area.width and \ - rect.y + rect.height <= self._screen_area.height - - def _get_area_in_screen(self, rect): - """Return area of rectangle visible in the screen""" - - x1 = max(rect.x, self._screen_area.x) - y1 = max(rect.y, self._screen_area.y) - x2 = min(rect.x + rect.width, - self._screen_area.x + self._screen_area.width) - y2 = min(rect.y + rect.height, - self._screen_area.y + self._screen_area.height) - - return (x2 - x1) * (y2 - y1) - - def _get_alignments(self): - if self._position_hint is self.AT_CURSOR: - return [(0.0, 0.0, 1.0, 1.0), - (0.0, -1.0, 1.0, 0.0), - (-1.0, -1.0, 0.0, 0.0), - (-1.0, 0.0, 0.0, 1.0)] - else: - return self.BOTTOM + self.RIGHT + self.TOP + self.LEFT - - def get_position_for_alignment(self, alignment, palette_dim): - rect = self._get_position_for_alignment(alignment, palette_dim) - if self._in_screen(rect): - return rect - else: - return None - - def get_position(self, palette_dim): - alignment = self.get_alignment(palette_dim) - rect = self._get_position_for_alignment(alignment, palette_dim) - - # In case our efforts to find an optimum place inside the screen - # failed, just make sure the palette fits inside the screen if at all - # possible. - rect.x = max(0, rect.x) - rect.y = max(0, rect.y) - - rect.x = min(rect.x, self._screen_area.width - rect.width) - rect.y = min(rect.y, self._screen_area.height - rect.height) - - return rect - - def get_alignment(self, palette_dim): - best_alignment = None - best_area = -1 - for alignment in self._get_alignments(): - pos = self._get_position_for_alignment(alignment, palette_dim) - if self._in_screen(pos): - return alignment - - area = self._get_area_in_screen(pos) - if area > best_area: - best_alignment = alignment - best_area = area - - # Palette horiz/vert alignment - ph = best_alignment[0] - pv = best_alignment[1] - - # Invoker horiz/vert alignment - ih = best_alignment[2] - iv = best_alignment[3] - - rect = self.get_rect() - screen_area = self._screen_area - - if best_alignment in self.LEFT or best_alignment in self.RIGHT: - dtop = rect.y - screen_area.y - dbottom = screen_area.y + screen_area.height - rect.y - rect.width - - iv = 0 - - # Set palette_valign to align to screen on the top - if dtop > dbottom: - pv = -float(dtop) / palette_dim[1] - - # Set palette_valign to align to screen on the bottom - else: - pv = -float(palette_dim[1] - dbottom - rect.height) \ - / palette_dim[1] - - elif best_alignment in self.TOP or best_alignment in self.BOTTOM: - dleft = rect.x - screen_area.x - dright = screen_area.x + screen_area.width - rect.x - rect.width - - ih = 0 - - # Set palette_halign to align to screen on left - if dleft > dright: - ph = -float(dleft) / palette_dim[0] - - # Set palette_halign to align to screen on right - else: - ph = -float(palette_dim[0] - dright - rect.width) \ - / palette_dim[0] - - return (ph, pv, ih, iv) - - def has_rectangle_gap(self): - return False - - def draw_rectangle(self, event, palette): - pass - - def notify_popup(self): - pass - - def notify_popdown(self): - self._cursor_x = -1 - self._cursor_y = -1 - - def _ensure_palette_exists(self): - if self.parent and self.palette is None: - palette = self.parent.create_palette() - if palette is not None: - self.palette = palette - - def notify_mouse_enter(self): - self._ensure_palette_exists() - self.emit('mouse-enter') - - def notify_mouse_leave(self): - self.emit('mouse-leave') - - def notify_right_click(self): - self._ensure_palette_exists() - self.emit('right-click') - - def get_palette(self): - return self._palette - - def set_palette(self, palette): - if self._palette is not None: - self._palette.popdown(immediate=True) - - if self._palette: - self._palette.props.invoker = None - - self._palette = palette - - if self._palette: - self._palette.props.invoker = self - - palette = gobject.property( - type=object, setter=set_palette, getter=get_palette) - - -class WidgetInvoker(Invoker): - - def __init__(self, parent=None, widget=None): - Invoker.__init__(self) - - self._widget = None - self._enter_hid = None - self._leave_hid = None - self._release_hid = None - - if parent or widget: - self.attach_widget(parent, widget) - - def attach_widget(self, parent, widget=None): - if widget: - self._widget = widget - else: - self._widget = parent - - self.notify('widget') - - self._enter_hid = self._widget.connect('enter-notify-event', - self.__enter_notify_event_cb) - self._leave_hid = self._widget.connect('leave-notify-event', - self.__leave_notify_event_cb) - self._release_hid = self._widget.connect('button-release-event', - self.__button_release_event_cb) - - self.attach(parent) - - def detach(self): - Invoker.detach(self) - self._widget.disconnect(self._enter_hid) - self._widget.disconnect(self._leave_hid) - self._widget.disconnect(self._release_hid) - - def get_rect(self): - allocation = self._widget.get_allocation() - if self._widget.window is not None: - x, y = self._widget.window.get_origin() - else: - logging.warning( - "Trying to position palette with invoker that's not realized.") - x = 0 - y = 0 - - if self._widget.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 has_rectangle_gap(self): - return True - - def draw_rectangle(self, event, palette): - if self._widget.flags() & gtk.NO_WINDOW: - x, y = self._widget.allocation.x, self._widget.allocation.y - else: - x = y = 0 - - wstyle = self._widget.get_style() - gap = _calculate_gap(self.get_rect(), palette.get_rect()) - - if gap: - wstyle.paint_box_gap(event.window, gtk.STATE_PRELIGHT, - gtk.SHADOW_IN, event.area, self._widget, - "palette-invoker", x, y, - self._widget.allocation.width, - self._widget.allocation.height, - gap[0], gap[1], gap[2]) - else: - wstyle.paint_box(event.window, gtk.STATE_PRELIGHT, - gtk.SHADOW_IN, event.area, self._widget, - "palette-invoker", x, y, - self._widget.allocation.width, - self._widget.allocation.height) - - def __enter_notify_event_cb(self, widget, event): - self.notify_mouse_enter() - - def __leave_notify_event_cb(self, widget, event): - self.notify_mouse_leave() - - def __button_release_event_cb(self, widget, event): - if event.button == 3: - self.notify_right_click() - return True - else: - return False - - def get_toplevel(self): - return self._widget.get_toplevel() - - def notify_popup(self): - Invoker.notify_popup(self) - self._widget.queue_draw() - - def notify_popdown(self): - Invoker.notify_popdown(self) - self._widget.queue_draw() - - def _get_widget(self): - return self._widget - widget = gobject.property(type=object, getter=_get_widget, setter=None) - - -class CanvasInvoker(Invoker): - - def __init__(self, parent=None): - Invoker.__init__(self) - - self._position_hint = self.AT_CURSOR - self._motion_hid = None - self._release_hid = None - self._item = None - - if parent: - self.attach(parent) - - def attach(self, parent): - Invoker.attach(self, parent) - - self._item = parent - self._motion_hid = self._item.connect('motion-notify-event', - self.__motion_notify_event_cb) - self._release_hid = self._item.connect('button-release-event', - self.__button_release_event_cb) - - def detach(self): - Invoker.detach(self) - self._item.disconnect(self._motion_hid) - self._item.disconnect(self._release_hid) - - def get_default_position(self): - return self.AT_CURSOR - - def get_rect(self): - context = self._item.get_context() - if context: - x, y = context.translate_to_screen(self._item) - width, height = self._item.get_allocation() - return gtk.gdk.Rectangle(x, y, width, height) - else: - return gtk.gdk.Rectangle() - - def __motion_notify_event_cb(self, button, event): - if event.detail == hippo.MOTION_DETAIL_ENTER: - self.notify_mouse_enter() - elif event.detail == hippo.MOTION_DETAIL_LEAVE: - self.notify_mouse_leave() - - return False - - def __button_release_event_cb(self, button, event): - if event.button == 3: - self.notify_right_click() - return True - else: - return False - - def get_toplevel(self): - return hippo.get_canvas_for_item(self._item).get_toplevel() - - -class ToolInvoker(WidgetInvoker): - - def __init__(self, parent=None): - WidgetInvoker.__init__(self) - - if parent: - self.attach_tool(parent) - - def attach_tool(self, widget): - self.attach_widget(widget, widget.child) - - def _get_alignments(self): - parent = self._widget.get_parent() - if parent is None: - return WidgetInvoker._get_alignments() - - if parent.get_orientation() is gtk.ORIENTATION_HORIZONTAL: - 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 event.window != widget.get_bin_window(): - return - 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(int(event.x), - int(event.y)) - if path != self.path: - if self.path is not None: - self._redraw_path(self.path) - if path is not None: - self._redraw_path(path) - if self.palette is not None: - self.palette.popdown(immediate=True) - self.palette = None - self.path = path - - self.notify_mouse_enter() - else: - if self.path is not None: - self._redraw_path(self.path) - self.path = None - self.notify_mouse_leave() - - def _redraw_path(self, path): - for column in self._tree_view.get_columns(): - if self._cell_renderer in column.get_cell_renderers(): - break - area = self._tree_view.get_background_area(path, column) - x, y = \ - self._tree_view.convert_bin_window_to_widget_coords(area.x, area.y) - self._tree_view.queue_draw_area(x, y, area.width, area.height) - - def __leave_notify_event_cb(self, widget, event): - self.notify_mouse_leave() - - def __button_release_event_cb(self, widget, event): - if event.button == 1 and self._point_in_cell_renderer(event.x, - event.y): - tree_view = self._tree_view - path, column_, x_, y_ = tree_view.get_path_at_pos(int(event.x), - int(event.y)) - self._cell_renderer.emit('clicked', path) - # So the treeview receives it and knows a drag isn't going on - return False - 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(int(event_x), int(event_y)) - if pos is None: - 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 - - 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 |