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# Orca # # Copyright 2013 Igalia, S.L. # # Author: Joanmarie Diggs <jdiggs@igalia.com> # # 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 2.1 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., Franklin Street, Fifth Floor, # Boston MA 02110-1301 USA. """Displays a GUI to present Orca commands.""" __id__ = "$Id$" __version__ = "$Revision$" __date__ = "$Date$" __copyright__ = "Copyright (c) 2013 Igalia, S.L." __license__ = "LGPL" from gi.repository import GObject, Gdk, Gtk from . import guilabels from . import orca_state class OrcaCommandListGUI: def __init__(self, title, columnHeaders, rows, canPerformCommands): self._tree = None self._okButton = None self._gui = self._createCommandListDialog(columnHeaders, rows) self._gui.set_title(title) self._gui.set_modal(True) if not canPerformCommands: self._okButton.destroy() self.showGUI() def _createCommandListDialog(self, columnHeaders, rows): dialog = Gtk.Dialog() dialog.set_default_size(600, 400) grid = Gtk.Grid() contentArea = dialog.get_content_area() contentArea.add(grid) scrolledWindow = Gtk.ScrolledWindow() grid.add(scrolledWindow) self._tree = Gtk.TreeView() self._tree.set_hexpand(True) self._tree.set_vexpand(True) scrolledWindow.add(self._tree) cols = len(columnHeaders) * [GObject.TYPE_STRING] for i, header in enumerate(columnHeaders): cell = Gtk.CellRendererText() column = Gtk.TreeViewColumn(header, cell, text=i) self._tree.append_column(column) if header: column.set_sort_column_id(i) model = Gtk.ListStore(*cols) for row in rows: rowIter = model.append(None) for i, cell in enumerate(row): model.set_value(rowIter, i, str(cell)) column = self._tree.get_column(0) column.set_visible(False) btn = dialog.add_button(guilabels.BTN_CANCEL, Gtk.ResponseType.CANCEL) btn.connect('clicked', self._onCancelClicked) self._okButton = dialog.add_button(guilabels.BTN_OK, Gtk.ResponseType.OK) self._okButton.grab_default() self._okButton.connect('clicked', self._onOKClicked) self._tree.set_model(model) self._tree.connect('key-release-event', self._onKeyRelease) return dialog def showGUI(self): self._gui.show_all() ts = orca_state.lastInputEvent.timestamp if ts == 0: ts = Gtk.get_current_event_time() self._gui.present_with_time(ts) def _onKeyRelease(self, widget, event): keycode = event.hardware_keycode keymap = Gdk.Keymap.get_default() entries_for_keycode = keymap.get_entries_for_keycode(keycode) entries = entries_for_keycode[-1] eventString = Gdk.keyval_name(entries[0]) if eventString == 'Return': self._gui.activate_default() def _onCancelClicked(self, widget): self._gui.destroy() def _onOKClicked(self, widget): handler = self._getSelectedHandler() self._gui.destroy() def _getSelectedHandler(self): if not self._tree: return None selection = self._tree.get_selection() if not selection: return None model, paths = selection.get_selected_rows() if not paths: return None return model.get_value(model.get_iter(paths[0]), 0) def showUI(title='', columnHeaders=[], rows=[()], canPerformCommands=True): gui = OrcaCommandListGUI(title, columnHeaders, rows, canPerformCommands) gui.showGUI()
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