Mozilla/mozilla/editor/ui/dialogs/content/EdDialogCommon.js

593 lines
16 KiB
JavaScript

/*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998-1999 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* Pete Collins
* Brian King
*/
// Each editor window must include this file
// Variables shared by all dialogs:
var editorShell;
var SelectionOnly = 1;
var FormatedWithDoctype = 2;
var FormatedWithoutDoctype = 6;
var maxPixels = 10000;
// For dialogs that expand in size. Default is smaller size see "onMoreFewer()" below
var SeeMore = false;
// The element being edited - so AdvancedEdit can have access to it
var globalElement;
function InitEditorShell()
{
// get the editor shell from the parent window
editorShell = window.opener.editorShell;
if (editorShell) {
editorShell = editorShell.QueryInterface(Components.interfaces.nsIEditorShell);
}
if (!editorShell) {
dump("EditorShell not found!!!\n");
window.close();
return false;
}
// Save as a property of the window so it can be used by child dialogs
window.editorShell = editorShell;
return true;
}
function StringExists(string)
{
if (string != null && string != "undefined" && string.length > 0)
return true;
return false;
}
function ClearList(list)
{
if (list) {
list.selectedIndex = -1;
for( i=list.length-1; i >= 0; i--)
list.remove(i);
}
}
function ReplaceStringInList(list, index, string)
{
if (index < list.options.length)
{
// Save and remove selection else we have trouble below!
// (This must be a bug!)
selIndex = list.selectedIndex;
list.selectedIndex = -1;
optionNode = new Option(string, string);
// Remove existing option node
//list.remove(index);
list.options[index] = null;
// Insert the new node
list.options[index] = optionNode;
// NOTE: If we insert, then remove, we crash!
// Reset the selected item
list.selectedIndex = selIndex;
}
}
function AppendStringToListByID(list, stringID)
{
AppendStringToList(list, editorShell.GetString(stringID));
}
function AppendStringToList(list, string)
{
// THIS DOESN'T WORK! Result is a XULElement -- namespace problem
// optionNode1 = document.createElement("option");
// This works - Thanks to Vidur! Params = name, value
optionNode = new Option(string, string);
if (optionNode) {
list.add(optionNode, null);
} else {
dump("Failed to create OPTION node. String content="+string+"\n");
}
}
/*
It would be better to add method to Select object, but what is its name?
SELECT and HTMLSELECT don't work!
*/
// "value" may be a number or string type
function ValidateNumberString(value, minValue, maxValue)
{
// Get the number version (strip out non-numbers)
value = value.replace(/\D+/g, "");
number = value - 0;
if ((value+"") != "") {
if (number && number >= minValue && number <= maxValue ){
// Return string version of the number
return number + "";
}
}
message = editorShell.GetString("ValidateNumber");
// Replace variable placeholders in message with number values
message = ((message.replace(/%n%/,number)).replace(/%min%/,minValue)).replace(/%max%/,maxValue);
ShowInputErrorMessage(message);
// Return an empty string to indicate error
return "";
}
function ShowInputErrorMessage(message)
{
dump("ShowInputErrorMessage:"+message+"[end]\n");
window.openDialog("chrome://editor/content/EdMessage.xul", "_blank", "chrome,close,titlebar,modal", "", message, "Input Error");
}
function GetString(name)
{
return editorShell.GetString(name);
}
function TrimStringLeft(string)
{
if(!string) return "";
return string.replace(/^\s+/, "");
}
function TrimStringRight(string)
{
if (!string) return "";
return string.replace(/\s+$/, '');
}
// Remove whitespace from both ends of a string
function TrimString(string)
{
if (!string) return "";
return string.replace(/(^\s+)|(\s+$)/g, '')
}
String.prototype.trimString = function() {
return this.replace(/(^\s+)|(\s+$)/g, '')
}
function IsWhitespace(string)
{
return /^\s/.test(string);
}
function TruncateStringAtWordEnd(string, maxLength, addEllipses)
{
// Return empty if string is null, undefined, or the empty string
if (!string)
return "";
// We assume they probably don't want whitespace at the beginning
string = string.replace(/^\s+/, '');
if (string.length <= maxLength)
return string;
// We need to truncate the string to maxLength or fewer chars
if (addEllipses)
maxLength -= 3;
string = string.replace(RegExp("(.{0," + maxLength + "})\\s.*"), "$1")
if (addEllipses)
string += "...";
return string;
}
// Replace all whitespace characters with supplied character
// E.g.: Use charReplace = " ", to "unwrap" the string by removing line-end chars
// Use charReplace = "_" when you don't want spaces (like in a URL)
function ReplaceWhitespace(string, charReplace) {
return string.replace(/(^\s+)|(\s+$)/g,'').replace(/\s+/g,charReplace)
}
// Replace whitespace with "_" and allow only "word" characters (a-z,A-Z,0-9 and _)
function PrepareStringForURL(string)
{
return ReplaceWhitespace(string,"_").replace(/\W+/g,'')
}
// this function takes an elementID and a flag
// if the element can be found by ID, then it is either enabled (by removing "disabled" attr)
// or disabled (setAttribute) as specified in the "doEnable" parameter
function SetElementEnabledByID( elementID, doEnable )
{
element = document.getElementById(elementID);
if ( element )
{
//dump("*** SetElementEnabledByID: Element="+element+" ID="+elementID+"\n");
if ( doEnable )
{
element.removeAttribute( "disabled" );
}
else
{
element.setAttribute( "disabled", "true" );
}
}
else
{
dump("Element "+elementID+" not found in SetElementEnabledByID\n");
}
}
// This function relies on css classes for enabling and disabling
// This function takes an ID for a label and a flag
// if an element can be found by its ID, then it is either enabled or disabled
// The class is set to either "enabled" or "disabled" depending on the flag passed in.
// This function relies on css having a special appearance for these two classes.
function SetClassEnabledByID( elementID, doEnable )
{
element = document.getElementById(elementID);
if ( element )
{
if ( doEnable )
{
element.setAttribute( "class", "enabled" );
}
else
{
element.setAttribute( "class", "disabled" );
}
}
else
{
dump( "not changing element "+elementID+"\n" );
}
}
// Get the text appropriate to parent container
// that may be a cell or window
function GetAppropriatePercentString()
{
var selection = window.editorShell.editorSelection;
if (selection) {
if (editorShell.GetElementOrParentByTagName("td",selection.anchorNode))
return GetString("PercentOfCell");
}
return GetString("PercentOfWindow");
}
// Returns the value for the "size" input element ("%" is stripped)
// Appends option elements with the correct strings to the select widget
function InitPixelOrPercentCombobox(element, attribute, selectID)
{
size = element.getAttribute(attribute);
select = document.getElementById(selectID);
if (select) {
ClearList(select);
AppendStringToList(select,GetString("Pixels"));
AppendStringToList(select,GetAppropriatePercentString());
}
// Search for a "%" character
percentIndex = size.search(/%/);
if (percentIndex > 0) {
// Strip out the %
size = size.substr(0, percentIndex);
if (select)
select.selectedIndex = 1;
} else {
if (select)
select.selectedIndex = 0;
}
return size;
}
// Next two methods assume caller has a "percentChar" variable
// to hold an empty string (pixels are used) or "%" (percent is used)
function InitPixelOrPercentPopupButton(element, attribute, buttonID)
{
size = element.getAttribute(attribute);
btn = document.getElementById(buttonID);
// Search for a "%" character
percentIndex = size.search(/%/);
if (percentIndex > 0) {
percentChar = "%";
// Strip out the %
size = size.substr(0, percentIndex);
if (btn)
btn.setAttribute("value",GetAppropriatePercentString());
} else {
if (btn)
btn.setAttribute("value",GetString("Pixels"));
}
return size;
}
// Input string is "" for pixel, or "%" for percent
function SetPixelOrPercentByID(elementID, percentString)
{
percentChar = percentString;
btn = document.getElementById( elementID );
if ( btn )
{
if ( percentChar == "%" )
{
var containing = getContainer();
if (containing != null)
{
if (containing.nodeName == "TD")
btn.setAttribute("value", GetString("PercentOfCell"));
else
btn.setAttribute("value", GetString("PercentOfWindow"));
}
// need error handling
}
else
{
btn.setAttribute("value", GetString("Pixels"));
}
}
}
// USE onkeyup!
// forceInteger by petejc (pete@postpagan.com)
// No one likes the beep!
//var sysBeep = Components.classes["component://netscape/sound"].createInstance();
//sysBeep = sysBeep.QueryInterface(Components.interfaces.nsISound);
function forceInteger(elementID)
{
var editField = document.getElementById( elementID );
if ( !editField )
return;
var stringIn = editField.value;
if (stringIn && stringIn.length > 0)
{
// Strip out all nonnumeric characters
editField.value = stringIn.replace(/\D+/g,"");
// we hope to remove the following line for blur() once xp widgets land
// cmanske (9/15) testing this now that GFX ender widget is active
//editField.blur();
//sysBeep.Beep();
}
}
function onAdvancedEdit()
{
// First validate data from widgets in the "simpler" property dialog
if (ValidateData())
{
// Set true if OK is clicked in the Advanced Edit dialog
window.AdvancedEditOK = false;
// Open the AdvancedEdit dialog, passing in the element to be edited
// (the copy named "globalElement")
window.openDialog("chrome://editor/content/EdAdvancedEdit.xul", "_blank", "chrome,close,titlebar,modal,resizable=yes", "", globalElement);
if (window.AdvancedEditOK) {
// Copy edited attributes to the dialog widgets:
// to setup for validation
InitDialog();
// Try to just close the parent dialog as well,
// but this will do validation first
if (onOK()) {
// I'm not sure why, but calling onOK() from JS doesn't trigger closing
// automatically as it does when you click on the OK button!
window.close();
}
}
// Should we Cancel the parent dialog if user Cancels in AdvancedEdit?
}
}
function onCancel()
{
window.close();
}
function GetSelectionAsText()
{
return editorShell.GetContentsAs("text/plain", SelectionOnly);
}
// ** getSelection ()
// ** This function checks for existence of table around the focus node
// ** Brian King - XML Workshop
function getContainer ()
{
tagName = "img";
selImage = editorShell.GetSelectedElement(tagName);
if (selImage) // existing image
{
dump("Is an image element\n");
oneup = selImage.parentNode;
dump("Parent = " + oneup.nodeName + "\n");
//twoup = oneup.parentNode;
//dump("Grand Parent is " + twoup.nodeName + "\n");
return oneup;
}
else if (!selImage) // new image insertion
{
dump("Not an image element\n");
dump("Trying for caret selection\n");
var selection = window.editorShell.editorSelection;
if (selection)
{
dump("Got selection\n");
//dump("Selection is " + selection.nodeName + "\n");
var focusN = selection.focusNode;
dump("FOCUS is now on " + focusN.nodeName + "\n");
if (focusN.nodeName == "TD")
return focusN
else
{
oneup = focusN.parentNode;
dump("PARENT is " + oneup.nodeName + "\n");
return oneup;
}
}
else
return null;
}
else
return null;
}
function getColor(ColorPickerID)
{
var colorPicker = document.getElementById(ColorPickerID);
var color;
if (colorPicker)
{
// Extract color from colorPicker and assign to colorWell.
color = colorPicker.getAttribute('color');
if (color && color == "")
return null;
}
return color;
}
function setColorWell(ColorWellID, color)
{
var colorWell = document.getElementById(ColorWellID);
if (colorWell)
{
if (!color || color == "")
{
// Don't set color (use default)
// Trigger change to not show color swatch
colorWell.setAttribute("default","true");
}
else
{
colorWell.removeAttribute("default");
// Use setAttribute so colorwell can be a XUL element, such as titledbutton
colorWell.setAttribute("style", "background-color:"+color);
}
}
}
function getColorAndSetColorWell(ColorPickerID, ColorWellID)
{
var color = getColor(ColorPickerID);
setColorWell(ColorWellID, color);
return color;
}
// Test for valid image by sniffing out the extension
function IsValidImage(imageName)
{
image = imageName.trimString();
if ( !image )
return false;
/* look for an extension */
var tailindex = image.lastIndexOf(".");
if ( tailindex == 0 || tailindex == -1 ) /* -1 is not found */
return false;
/* move past period, get the substring from the first character after the '.' to the last character (length) */
tailindex = tailindex + 1;
var type = image.substring(tailindex,image.length);
/* convert extension to lower case */
if (type)
type = type.toLowerCase();
// TODO: Will we convert .BMPs to a web format?
switch( type ) {
case "gif":
case "jpg":
case "jpeg":
case "png":
return true;
break;
default :
return false;
}
}
function InitMoreFewer()
{
// Set SeeMore bool to the OPPOSITE of the current state,
// which is automatically saved by using the 'persist="more"'
// attribute on the dialog.MoreFewerButton button
// onMoreFewer will toggle it and redraw the dialog
SeeMore = (dialog.MoreFewerButton.getAttribute("more") != "1");
onMoreFewer();
}
function onMoreFewer()
{
if (SeeMore)
{
dialog.MoreSection.setAttribute("style","display: none");
window.sizeToContent();
dialog.MoreFewerButton.setAttribute("more","0");
dialog.MoreFewerButton.setAttribute("value",GetString("MoreProperties"));
SeeMore = false;
}
else
{
dialog.MoreSection.setAttribute("style","display: inherit");
window.sizeToContent();
dialog.MoreFewerButton.setAttribute("more","1");
dialog.MoreFewerButton.setAttribute("value",GetString("FewerProperties"));
SeeMore = true;
}
}
function GetPrefs()
{
var prefs;
try {
prefs = Components.classes['component://netscape/preferences'];
if (prefs) prefs = prefs.getService();
if (prefs) prefs = prefs.QueryInterface(Components.interfaces.nsIPref);
if (prefs)
return prefs;
else
dump("failed to get prefs service!\n");
}
catch(ex)
{
dump("failed to get prefs service!\n");
}
return null;
}