2004-11-30 08:23:02 +00:00

361 lines
13 KiB
JavaScript

# -*- Mode: Java; tab-width: 4; c-basic-offset: 4; -*-
#
# The contents of this file are subject to the Netscape Public License
# Version 1.0 (the "NPL"); you may not use this file except in
# compliance with the NPL. You may obtain a copy of the NPL at
# http://www.mozilla.org/NPL/
#
# Software distributed under the NPL is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
# for the specific language governing rights and limitations under the
# NPL.
#
# The Initial Developer of this code under the NPL is Netscape
# Communications Corporation. Portions created by Netscape are
# Copyright (C) 1998 Netscape Communications Corporation. All Rights
# Reserved.
#
# Contributor(s):
# Ben "Count XULula" Goodger <ben@netscape.com>
const _DEBUG = false;
/** PrefWindow IV
* =============
* This is a general page switcher and pref loader.
* =>> CHANGES MUST BE REVIEWED BY ben@netscape.com!! <<=
**/
var queuedTag;
var queuedWindow;
function initPanel ( aPrefTag, aWindow )
{
if( hPrefWindow )
hPrefWindow.onpageload( aPrefTag, aWindow )
else {
queuedTag = aPrefTag;
queuedWindow = aWindow;
}
}
window.doneLoading = false;
function nsPrefWindow( frame_id )
{
if ( !frame_id )
throw "Error: frame_id not supplied!";
this.contentFrame = frame_id;
this.wsm = new nsWidgetStateManager( frame_id );
this.wsm.attributes = ["preftype", "prefstring", "prefattribute", "disabled"];
this.pref = null;
this.cancelHandlers = [];
this.okHandlers = [];
// set up window
this.onload();
}
nsPrefWindow.prototype =
{
onload:
function ()
{
try
{
this.pref = Components.classes["@mozilla.org/preferences;1"].getService(Components.interfaces.nsIPref);
}
catch(e)
{
dump("*** Failed to create prefs object\n");
return;
}
},
init:
function ()
{
if( window.queuedTag )
{
this.onpageload( window.queuedTag, window.queuedWindow );
}
},
onOK:
function ()
{
var tag = document.getElementById( hPrefWindow.contentFrame ).getAttribute("tag");
if( tag == "" )
{
tag = document.getElementById( hPrefWindow.contentFrame ).getAttribute("src");
}
hPrefWindow.wsm.savePageData( tag, null );
for( var i = 0; i < hPrefWindow.okHandlers.length; i++ )
{
hPrefWindow.okHandlers[i]();
}
hPrefWindow.savePrefs();
},
onCancel:
function ()
{
for( var i = 0; i < hPrefWindow.cancelHandlers.length; i++ )
{
hPrefWindow.cancelHandlers[i]();
}
},
registerOKCallbackFunc:
function ( aFunctionReference )
{
this.okHandlers[this.okHandlers.length] = aFunctionReference;
},
registerCancelCallbackFunc:
function ( aFunctionReference )
{
this.cancelHandlers[this.cancelHandlers.length] = aFunctionReference;
},
getPrefIsLocked:
function ( aPrefString )
{
return hPrefWindow.pref.PrefIsLocked(aPrefString);
},
getPref:
function ( aPrefType, aPrefString, aDefaultFlag )
{
var pref = hPrefWindow.pref;
try
{
switch ( aPrefType )
{
case "bool":
return !aDefaultFlag ? pref.GetBoolPref( aPrefString ) : pref.GetDefaultBoolPref( aPrefString );
case "int":
return !aDefaultFlag ? pref.GetIntPref( aPrefString ) : pref.GetDefaultIntPref( aPrefString );
case "localizedstring":
return pref.getLocalizedUnicharPref( aPrefString );
case "color":
case "string":
default:
return !aDefaultFlag ? pref.CopyUnicharPref( aPrefString ) : pref.CopyDefaultUnicharPref( aPrefString );
}
}
catch (e)
{
if( _DEBUG )
{
dump("*** no default pref for " + aPrefType + " pref: " + aPrefString + "\n");
dump(e + "\n");
}
}
return "!/!ERROR_UNDEFINED_PREF!/!";
} ,
setPref:
function ( aPrefType, aPrefString, aValue )
{
try
{
switch ( aPrefType )
{
case "bool":
hPrefWindow.pref.SetBoolPref( aPrefString, aValue );
break;
case "int":
hPrefWindow.pref.SetIntPref( aPrefString, aValue );
break;
case "color":
case "string":
case "localizedstring":
default:
hPrefWindow.pref.SetUnicharPref( aPrefString, aValue );
break;
}
}
catch (e)
{
dump(e + "\n");
}
},
savePrefs:
function ()
{
for( var pageTag in this.wsm.dataManager.pageData )
{
var pageData = this.wsm.dataManager.getPageData( pageTag );
if ("initialized" in pageData && pageData.initialized && "elementIDs" in pageData)
{
for( var elementID in pageData.elementIDs )
{
var itemObject = pageData.elementIDs[elementID];
if ( "prefstring" in itemObject && itemObject.prefstring )
{
var elt = itemObject.localname;
var prefattribute = itemObject.prefattribute;
if (!prefattribute) {
if (elt == "checkbox")
prefattribute = "checked";
else if (elt == "button")
prefattribute = "disabled";
else
prefattribute = "value";
}
var value = itemObject[prefattribute];
var preftype = itemObject.preftype;
if (!preftype) {
if (elt == "textbox")
preftype = "string";
else if (elt == "checkbox" || elt == "button")
preftype = "bool";
else if (elt == "radiogroup" || elt == "menulist")
preftype = "int";
}
switch( preftype )
{
case "bool":
if( value == "true" && typeof(value) == "string" )
value = true;
else if( value == "false" && typeof(value) == "string" )
value = false;
break;
case "int":
value = parseInt(value);
break;
case "color":
if( toString(value) == "" )
{
dump("*** ERROR CASE: illegal attempt to set an empty color pref. ignoring.\n");
break;
}
case "string":
case "localizedstring":
default:
if( typeof(value) != "string" )
{
value = toString(value);
}
break;
}
if( value != this.getPref( preftype, itemObject.prefstring ) )
{
this.setPref( preftype, itemObject.prefstring, value );
}
}
}
}
}
try
{
this.pref.savePrefFile(null);
}
catch (e)
{
try
{
var prefUtilBundle = document.getElementById("bundle_prefutilities");
var alertText = prefUtilBundle.getString("prefSaveFailedAlert");
var titleText = prefUtilBundle.getString("prefSaveFailedTitle");
var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService);
promptService.alert(window, titleText, alertText);
}
catch (e)
{
dump(e + "\n");
}
}
},
switchPage:
function (aNewURL, aNewTag)
{
var oldURL = document.getElementById( this.contentFrame ).getAttribute("tag");
if( !oldURL )
{
oldURL = document.getElementById( this.contentFrame ).getAttribute("src");
}
this.wsm.savePageData( oldURL, null ); // save data from the current page.
if( aNewURL != oldURL )
{
document.getElementById( this.contentFrame ).setAttribute( "src", aNewURL );
if( !aNewTag )
document.getElementById( this.contentFrame ).removeAttribute( "tag" );
else
document.getElementById( this.contentFrame ).setAttribute( "tag", aNewTag );
}
},
onpageload:
function ( aPageTag, aWindow )
{
if (!aWindow)
aWindow = window.frames[this.contentFrame];
// Only update the header title for panels that are loaded in the main dialog,
// not sub-dialogs. (Removing this check will cause the header display area to
// be cleared whenever you open a sub-dialog that uses WSM)
if (aWindow == window.frames[this.contentFrame]) {
var header = document.getElementById("header");
header.setAttribute("title",
aWindow.document.documentElement.getAttribute("headertitle"));
}
var pageData = this.wsm.dataManager.getPageData(aPageTag);
if(!('initialized' in pageData))
{
var prefElements = aWindow.document.getElementsByAttribute( "prefstring", "*" );
for( var i = 0; i < prefElements.length; i++ )
{
var prefstring = prefElements[i].getAttribute( "prefstring" );
var prefid = prefElements[i].getAttribute( "id" );
var preftype = prefElements[i].getAttribute( "preftype" );
var elt = prefElements[i].localName;
if (!preftype) {
if (elt == "textbox")
preftype = "string";
else if (elt == "checkbox" || elt == "button")
preftype = "bool";
else if (elt == "radiogroup" || elt == "menulist")
preftype = "int";
}
var prefdefval = prefElements[i].getAttribute( "prefdefval" );
var prefattribute = prefElements[i].getAttribute( "prefattribute" );
if (!prefattribute) {
if (elt == "checkbox")
prefattribute = "checked";
else if (elt == "button")
prefattribute = "disabled";
else
prefattribute = "value";
}
var prefvalue = this.getPref( preftype, prefstring );
if( prefvalue == "!/!ERROR_UNDEFINED_PREF!/!" )
{
prefvalue = prefdefval;
}
var root = this.wsm.dataManager.getItemData( aPageTag, prefid );
root[prefattribute] = prefvalue;
var isPrefLocked = this.getPrefIsLocked(prefstring);
if (isPrefLocked)
root.disabled = "true";
root.localname = prefElements[i].localName;
}
}
this.wsm.setPageData( aPageTag, aWindow ); // do not set extra elements, accept hard coded defaults
if( 'Startup' in aWindow)
{
aWindow.Startup();
}
this.wsm.dataManager.pageData[aPageTag].initialized = true;
}
};