gecko/toolkit/content/commonDialog.js

383 lines
12 KiB
JavaScript

/* -*- Mode: C; c-basic-offset: 2; tab-width: 2; indent-tabs-mode: nil; -*- */
/* ***** 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>
* Ben Goodger <ben@netscape.com>
* Blake Ross <blakeross@telocity.com>
* Joe Hewitt <hewitt@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 ***** */
const Ci = Components.interfaces;
const Cr = Components.results;
const Cc = Components.classes;
// parameters to gCommonDialogParam.Get() are defined in nsPIPromptService.idl
var gCommonDialogParam =
window.arguments[0].QueryInterface(Ci.nsIDialogParamBlock);
function showControls()
{
// This is called before onload fires, so we can't be certain that any elements
// in the document have their bindings ready, so don't call any methods/properties
// here on xul elements that come from xbl bindings.
// show the required textboxes and set their initial values
var nTextBoxes = gCommonDialogParam.GetInt(3);
if (nTextBoxes == 2) {
if (gCommonDialogParam.GetInt(4) == 1) {
initTextbox("password1", 4, 6, false);
initTextbox("password2", 5, 7, false);
}
else {
initTextbox("login", 4, 6, false);
initTextbox("password1", 5, 7, false);
}
} else if (nTextBoxes == 1) {
if (gCommonDialogParam.GetInt(4) == 1)
initTextbox("password1", -1, 6, true);
else
initTextbox("login", 4, 6, true);
}
}
function setLabelForNode(aNode, aLabel, aIsLabelFlag)
{
// This is for labels which may contain embedded access keys.
// If we end in (&X) where X represents the access key, optionally preceded
// by spaces and/or followed by the ':' character, store the access key and
// remove the access key placeholder + leading spaces from the label.
// Otherwise a character preceded by one but not two &s is the access key.
// Store it and remove the &.
// Note that if you change the following code, see the comment of
// nsTextBoxFrame::UpdateAccessTitle.
var accessKey = null;
if (/ *\(\&([^&])\)(:)?$/.test(aLabel)) {
aLabel = RegExp.leftContext + RegExp.$2;
accessKey = RegExp.$1;
} else if (/^(.*[^&])?\&(([^&]).*$)/.test(aLabel)) {
aLabel = RegExp.$1 + RegExp.$2;
accessKey = RegExp.$3;
}
// && is the magic sequence to embed an & in your label.
aLabel = aLabel.replace(/\&\&/g, "&");
if (aIsLabelFlag) { // Set text for <label> element
aNode.setAttribute("value", aLabel);
} else { // Set text for other xul elements
aNode.label = aLabel;
}
// XXXjag bug 325251
// Need to set this after aNode.setAttribute("value", aLabel);
if (accessKey)
aNode.accessKey = accessKey;
}
var softkbObserver = {
QueryInterface: function (aIID) {
if (aIID.equals(Ci.nsISupports) ||
aIID.equals(Ci.nsIObserver))
return this;
throw Cr.NS_ERROR_NO_INTERFACE;
},
observe: function(subject, topic, data) {
if (topic === "softkb-change") {
var rect = JSON.parse(data);
if (rect) {
var height = rect.bottom - rect.top;
var width = rect.right - rect.left;
var top = (rect.top + (height - window.innerHeight) / 2);
var left = (rect.left + (width - window.innerWidth) / 2);
window.moveTo(left, top);
}
}
}
};
function commonDialogOnLoad()
{
// limit the dialog to the screen width
document.getElementById("filler").maxWidth = screen.availWidth;
// set the document title
#ifdef XP_MACOSX
setElementText("info.title", gCommonDialogParam.GetString(12), true);
#else
document.title = gCommonDialogParam.GetString(12);
#endif
var observerService = Cc["@mozilla.org/observer-service;1"]
.getService(Ci.nsIObserverService);
observerService.addObserver(softkbObserver, "softkb-change", false);
// set the number of command buttons
var nButtons = gCommonDialogParam.GetInt(2);
var dialog = document.documentElement;
switch (nButtons) {
case 1:
dialog.getButton("cancel").hidden = true;
break;
case 4:
dialog.getButton("extra2").hidden = false;
case 3:
dialog.getButton("extra1").hidden = false;
}
// display the main text
// XXX the substr(0, 10000) part is a workaround for bug 317334
var croppedMessage = gCommonDialogParam.GetString(0).substr(0, 10000);
setElementText("info.body", croppedMessage, true);
setElementText("info.header", gCommonDialogParam.GetString(3), true);
// set the icon
var iconElement = document.getElementById("info.icon");
var iconClass = gCommonDialogParam.GetString(2);
if (!iconClass)
iconClass = "message-icon";
iconElement.setAttribute("class", iconElement.getAttribute("class") + " " + iconClass);
switch (nButtons) {
case 4:
setLabelForNode(document.documentElement.getButton("extra2"), gCommonDialogParam.GetString(11));
// fall through
case 3:
setLabelForNode(document.documentElement.getButton("extra1"), gCommonDialogParam.GetString(10));
// fall through
default:
case 2:
var string = gCommonDialogParam.GetString(9);
if (string)
setLabelForNode(document.documentElement.getButton("cancel"), string);
// fall through
case 1:
string = gCommonDialogParam.GetString(8);
if (string)
setLabelForNode(document.documentElement.getButton("accept"), string);
break;
}
// set default result to cancelled
gCommonDialogParam.SetInt(0, 1);
// initialize the checkbox
setCheckbox(gCommonDialogParam.GetString(1), gCommonDialogParam.GetInt(1));
if (gCommonDialogParam.GetInt(3) == 0) // If no text fields
{
var dlgButtons = ['accept', 'cancel', 'extra1', 'extra2'];
// Set the default button and focus it on non-OS X systems
var dButton = dlgButtons[gCommonDialogParam.GetInt(5)];
document.documentElement.defaultButton = dButton;
#ifndef XP_MACOSX
document.documentElement.getButton(dButton).focus();
#endif
}
if (gCommonDialogParam.GetInt(6) != 0) // delay button enable
{
var delayInterval = 2000;
try {
var prefs = Cc["@mozilla.org/preferences-service;1"]
.getService(Ci.nsIPrefBranch);
delayInterval = prefs.getIntPref("security.dialog_enable_delay");
} catch (e) {}
document.documentElement.getButton("accept").disabled = true;
document.documentElement.getButton("extra1").disabled = true;
document.documentElement.getButton("extra2").disabled = true;
setTimeout(commonDialogReenableButtons, delayInterval);
addEventListener("blur", commonDialogBlur, false);
addEventListener("focus", commonDialogFocus, false);
}
getAttention();
// play sound
try {
var sound = gCommonDialogParam.GetString(13);
if (sound) {
Cc["@mozilla.org/sound;1"]
.createInstance(Ci.nsISound)
.playSystemSound(sound);
}
} catch (e) { }
}
function commonDialogOnUnload(){
var observerService = Cc["@mozilla.org/observer-service;1"]
.getService(Ci.nsIObserverService);
observerService.removeObserver(softkbObserver, "softkb-change");
}
var gDelayExpired = false;
var gBlurred = false;
function commonDialogBlur(aEvent)
{
if (aEvent.target != document)
return;
gBlurred = true;
document.documentElement.getButton("accept").disabled = true;
document.documentElement.getButton("extra1").disabled = true;
document.documentElement.getButton("extra2").disabled = true;
}
function commonDialogFocus(aEvent)
{
if (aEvent.target != document)
return;
gBlurred = false;
// When refocusing the window, don't enable the buttons unless the countdown
// delay has expired.
if (gDelayExpired) {
var script = "document.documentElement.getButton('accept').disabled = false; ";
script += "document.documentElement.getButton('extra1').disabled = false; ";
script += "document.documentElement.getButton('extra2').disabled = false;";
setTimeout(script, 250);
}
}
function commonDialogReenableButtons()
{
// Don't automatically enable the buttons if we're not in the foreground
if (!gBlurred) {
document.documentElement.getButton("accept").disabled = false;
document.documentElement.getButton("extra1").disabled = false;
document.documentElement.getButton("extra2").disabled = false;
}
gDelayExpired = true;
}
function initTextbox(aName, aLabelIndex, aValueIndex, aAlwaysLabel)
{
unHideElementById(aName+"Container");
var label = aLabelIndex < 0 ? "" : gCommonDialogParam.GetString(aLabelIndex);
if (label || aAlwaysLabel && !label)
setElementText(aName+"Label", label);
var value = aValueIndex < 0 ? "" : gCommonDialogParam.GetString(aValueIndex);
var textbox = document.getElementById(aName + "Textbox");
textbox.setAttribute("value", value);
}
function setElementText(aElementID, aValue, aChildNodeFlag)
{
var element = document.getElementById(aElementID);
if (!aChildNodeFlag && element) {
setLabelForNode(element, aValue, true);
} else if (aChildNodeFlag && element) {
element.appendChild(document.createTextNode(aValue));
}
}
function setCheckbox(aChkMsg, aChkValue)
{
if (aChkMsg) {
unHideElementById("checkboxContainer");
var checkboxElement = document.getElementById("checkbox");
setLabelForNode(checkboxElement, aChkMsg);
checkboxElement.checked = aChkValue > 0;
}
}
function unHideElementById(aElementID)
{
var element = document.getElementById(aElementID);
element.hidden = false;
}
function hideElementById(aElementID)
{
var element = document.getElementById(aElementID)
element.hidden = true;
}
function isVisible(aElementId)
{
return document.getElementById(aElementId).hasAttribute("hidden");
}
function onCheckboxClick(aCheckboxElement)
{
gCommonDialogParam.SetInt(1, aCheckboxElement.checked);
}
function commonDialogOnAccept()
{
gCommonDialogParam.SetInt(0, 0); // say that ok was pressed
var numTextBoxes = gCommonDialogParam.GetInt(3);
var textboxIsPassword1 = gCommonDialogParam.GetInt(4) == 1;
if (numTextBoxes >= 1) {
var editField1;
if (textboxIsPassword1)
editField1 = document.getElementById("password1Textbox");
else
editField1 = document.getElementById("loginTextbox");
gCommonDialogParam.SetString(6, editField1.value);
}
if (numTextBoxes == 2) {
var editField2;
if (textboxIsPassword1)
// we had two password fields
editField2 = document.getElementById("password2Textbox");
else
// we only had one password field (and one login field)
editField2 = document.getElementById("password1Textbox");
gCommonDialogParam.SetString(7, editField2.value);
}
}
function commonDialogOnExtra1()
{
gCommonDialogParam.SetInt(0, 2);
window.close();
}
function commonDialogOnExtra2()
{
gCommonDialogParam.SetInt(0, 3);
window.close();
}