gnome-shell/js/ui/shellEntry.js

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2013-02-18 15:55:30 -05:00
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
const Clutter = imports.gi.Clutter;
const Gtk = imports.gi.Gtk;
const Lang = imports.lang;
const St = imports.gi.St;
const BoxPointer = imports.ui.boxpointer;
const Main = imports.ui.main;
const Params = imports.misc.params;
const PopupMenu = imports.ui.popupMenu;
var EntryMenu = new Lang.Class({
Name: 'ShellEntryMenu',
Extends: PopupMenu.PopupMenu,
_init: function(entry) {
this.parent(entry, 0, St.Side.TOP);
this._entry = entry;
this._clipboard = St.Clipboard.get_default();
// Populate menu
let item;
item = new PopupMenu.PopupMenuItem(_("Copy"));
item.connect('activate', Lang.bind(this, this._onCopyActivated));
this.addMenuItem(item);
this._copyItem = item;
item = new PopupMenu.PopupMenuItem(_("Paste"));
item.connect('activate', Lang.bind(this, this._onPasteActivated));
this.addMenuItem(item);
this._pasteItem = item;
this._passwordItem = null;
Main.uiGroup.add_actor(this.actor);
this.actor.hide();
},
_makePasswordItem: function() {
let item = new PopupMenu.PopupMenuItem('');
item.connect('activate', Lang.bind(this,
this._onPasswordActivated));
this.addMenuItem(item);
this._passwordItem = item;
},
get isPassword() {
return this._passwordItem != null;
},
set isPassword(v) {
if (v == this.isPassword)
return;
if (v) {
this._makePasswordItem();
this._entry.input_purpose = Gtk.InputPurpose.PASSWORD;
} else {
this._passwordItem.destroy();
this._passwordItem = null;
this._entry.input_purpose = Gtk.InputPurpose.FREE_FORM;
}
},
open: function(animate) {
this._updatePasteItem();
this._updateCopyItem();
if (this._passwordItem)
this._updatePasswordItem();
this.parent(animate);
this._entry.add_style_pseudo_class('focus');
let direction = Gtk.DirectionType.TAB_FORWARD;
if (!this.actor.navigate_focus(null, direction, false))
this.actor.grab_key_focus();
},
_updateCopyItem: function() {
let selection = this._entry.clutter_text.get_selection();
this._copyItem.setSensitive(!this._entry.clutter_text.password_char &&
selection && selection != '');
},
_updatePasteItem: function() {
this._clipboard.get_text(St.ClipboardType.CLIPBOARD, Lang.bind(this,
function(clipboard, text) {
this._pasteItem.setSensitive(text && text != '');
}));
},
_updatePasswordItem: function() {
let textHidden = (this._entry.clutter_text.password_char);
if (textHidden)
this._passwordItem.label.set_text(_("Show Text"));
else
this._passwordItem.label.set_text(_("Hide Text"));
},
_onCopyActivated: function() {
let selection = this._entry.clutter_text.get_selection();
this._clipboard.set_text(St.ClipboardType.CLIPBOARD, selection);
},
_onPasteActivated: function() {
this._clipboard.get_text(St.ClipboardType.CLIPBOARD, Lang.bind(this,
function(clipboard, text) {
if (!text)
return;
this._entry.clutter_text.delete_selection();
let pos = this._entry.clutter_text.get_cursor_position();
this._entry.clutter_text.insert_text(text, pos);
}));
},
_onPasswordActivated: function() {
let visible = !!(this._entry.clutter_text.password_char);
this._entry.clutter_text.set_password_char(visible ? '' : '\u25cf');
}
});
function _setMenuAlignment(entry, stageX) {
let [success, entryX, entryY] = entry.transform_stage_point(stageX, 0);
if (success)
entry.menu.setSourceAlignment(entryX / entry.width);
};
function _onButtonPressEvent(actor, event, entry) {
if (entry.menu.isOpen) {
entry.menu.close(BoxPointer.PopupAnimation.FULL);
return Clutter.EVENT_STOP;
} else if (event.get_button() == 3) {
let [stageX, stageY] = event.get_coords();
_setMenuAlignment(entry, stageX);
entry.menu.open(BoxPointer.PopupAnimation.FULL);
return Clutter.EVENT_STOP;
}
return Clutter.EVENT_PROPAGATE;
};
function _onPopup(actor, entry) {
let [success, textX, textY, lineHeight] = entry.clutter_text.position_to_coords(-1);
if (success)
entry.menu.setSourceAlignment(textX / entry.width);
entry.menu.open(BoxPointer.PopupAnimation.FULL);
};
function addContextMenu(entry, params) {
if (entry.menu)
return;
params = Params.parse (params, { isPassword: false });
entry.menu = new EntryMenu(entry);
entry.menu.isPassword = params.isPassword;
entry._menuManager = new PopupMenu.PopupMenuManager({ actor: entry });
entry._menuManager.addMenu(entry.menu);
// Add an event handler to both the entry and its clutter_text; the former
// so padding is included in the clickable area, the latter because the
// event processing of ClutterText prevents event-bubbling.
entry.clutter_text.connect('button-press-event', Lang.bind(null, _onButtonPressEvent, entry));
entry.connect('button-press-event', Lang.bind(null, _onButtonPressEvent, entry));
entry.connect('popup-menu', Lang.bind(null, _onPopup, entry));
entry.connect('destroy', function() {
entry.menu.destroy();
entry.menu = null;
entry._menuManager = null;
});
}