gecko-dev/toolkit/content/selectDialog.js

160 строки
4.8 KiB
JavaScript

/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Alec Flett <alecf@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
var elements = [];
var numItems;
var list;
var param;
function selectDialogOnLoad() {
param = window.arguments[0].QueryInterface( Components.interfaces.nsIDialogParamBlock );
if( !param )
dump( " error getting param block interface\n" );
var messageText = param.GetString( 1 );
{
var messageFragment;
// Let the caller use "\n" to cause breaks
// Translate these into <br> tags
var messageParent = (document.getElementById("info.txt"));
var done = false;
while (!done) {
var breakIndex = messageText.indexOf('\n');
if (breakIndex == 0) {
// Ignore break at the first character
messageText = messageText.slice(1);
messageFragment = "";
} else if (breakIndex > 0) {
// The fragment up to the break
messageFragment = messageText.slice(0, breakIndex);
// Chop off fragment we just found from remaining string
messageText = messageText.slice(breakIndex+1);
} else {
// "\n" not found. We're done
done = true;
messageFragment = messageText;
}
messageParent.setAttribute("value", messageFragment);
}
}
document.title = param.GetString( 0 );
list = document.getElementById("list");
numItems = param.GetInt( 2 );
var i;
for ( i = 2; i <= numItems+1; i++ ) {
var newString = param.GetString( i );
if (newString == "") {
newString = "<>";
}
elements[i-2] = AppendStringToListbox(list, newString);
}
list.selectItem(elements[0]);
list.focus();
// resize the window to the content
window.sizeToContent();
// Move to the right location
moveToAlertPosition();
param.SetInt(0, 1 );
centerWindowOnScreen();
// play sound
try {
const nsISound = Components.interfaces.nsISound;
Components.classes["@mozilla.org/sound;1"]
.createInstance(nsISound)
.playEventSound(nsISound.EVENT_SELECT_DIALOG_OPEN);
} catch (e) { }
}
function commonDialogOnOK() {
for (var i=0; i<numItems; i++) {
if (elements[i] == list.selectedItems[0]) {
param.SetInt(2, i );
break;
}
}
param.SetInt(0, 0 );
return true;
}
function commonDialogOnCancel() {
for (var i=0; i<numItems; i++) {
if (elements[i]) {
param.SetInt(2, i );
break;
}
}
param.SetInt(0, 1 );
return true;
}
function commonDialogOnDoubleClick() {
commonDialogOnOK();
window.close();
}
// following routine should really be in a global utilities package
function AppendStringToListbox(tree, string)
{
if (tree)
{
var listbox = document.getElementById('list');
var listitem = document.createElementNS("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul", "listitem");
if (listitem)
{
listitem.setAttribute("label", string);
listitem.setAttribute("ondblclick","commonDialogOnDoubleClick()");
listbox.appendChild(listitem)
var len = Number(tree.getAttribute("length"));
if (!len) len = -1;
tree.setAttribute("length",len+1);
return listitem;
}
}
return null;
}