pjs/editor/ui/composer/content/pref-composer.js

316 строки
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JavaScript

/* ***** 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, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998-1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 ***** */
// This is mostly a modified version of code in EdColorProps.xul
// Initialize in case we can't get them from prefs???
var defaultTextColor = "#000000";
var defaultLinkColor = "#000099";
var defaultActiveColor = "#000099";
var defaultVisitedColor = "#990099";
var defaultBackgroundColor = "#FFFFFF";
var customTextColor;
var customLinkColor;
var customActiveColor;
var customVisitedColor;
var customBackgroundColor;
var previewBGColor;
var backgroundImage = "";
// Strings we use often
const styleStr = "style";
const textStr = "text";
const linkStr = "link";
const vlinkStr = "vlink";
const alinkStr = "alink";
const bgcolorStr = "bgcolor";
const backgroundStr = "background";
const colorStyle = "color: ";
const backColorStyle = "background-color: ";
const backImageStyle = "; background-image: url(";
var browserColors;
var dialog;
function Startup()
{
gDialog.ColorPreview = document.getElementById("ColorPreview");
gDialog.NormalText = document.getElementById("NormalText");
gDialog.LinkText = document.getElementById("LinkText");
gDialog.ActiveLinkText = document.getElementById("ActiveLinkText");
gDialog.VisitedLinkText = document.getElementById("VisitedLinkText");
gDialog.DefaultColorsRadio = document.getElementById("DefaultColorsRadio");
gDialog.CustomColorsRadio = document.getElementById("CustomColorsRadio");
gDialog.BackgroundImageInput = document.getElementById("BackgroundImageInput");
// The data elements that hold the pref values
gDialog.NormalData = document.getElementById("textData");
gDialog.LinkData = document.getElementById("linkData");
gDialog.ActiveLinkData = document.getElementById("aLinkData");
gDialog.VisitedLinkData = document.getElementById("fLinkData");
gDialog.BackgroundColorData = document.getElementById("backgroundColorData");
gDialog.BackgroundImageData = document.getElementById("backgroundImageData");
browserColors = GetDefaultBrowserColors();
// Use author's browser pref colors passed into dialog
defaultTextColor = browserColors.TextColor;
defaultLinkColor = browserColors.LinkColor;
defaultActiveColor = browserColors.ActiveLinkColor;
defaultVisitedColor = browserColors.VisitedLinkColor;
defaultBackgroundColor= browserColors.BackgroundColor;
// Get the colors and image set by prefs init code
customTextColor = gDialog.NormalData.getAttribute("value");
customLinkColor = gDialog.LinkData.getAttribute("value");
customActiveColor = gDialog.ActiveLinkData.getAttribute("value");
customVisitedColor = gDialog.VisitedLinkData.getAttribute("value");
customBackgroundColor = gDialog.BackgroundColorData.getAttribute("value");
backgroundImage = gDialog.BackgroundImageData.getAttribute("value");
if (backgroundImage)
gDialog.BackgroundImageInput.value = backgroundImage;
// "value" attribute value is a string conversion of boolean!
if( document.getElementById( "useCustomColors" ).value == "true" )
UseCustomColors();
else
UseDefaultColors();
return true;
}
function GetColorAndUpdate(ColorWellID)
{
// Only allow selecting when in custom mode
if (!gDialog.CustomColorsRadio.selected) return;
var colorWell = document.getElementById(ColorWellID);
if (!colorWell) return;
// Don't allow a blank color, i.e., using the "default"
var colorObj = { NoDefault:true, Type:"", TextColor:0, PageColor:0, Cancel:false };
switch( ColorWellID )
{
case "textCW":
colorObj.Type = "Text";
colorObj.TextColor = customTextColor;
break;
case "linkCW":
colorObj.Type = "Link";
colorObj.TextColor = customLinkColor;
break;
case "activeCW":
colorObj.Type = "ActiveLink";
colorObj.TextColor = customActiveColor;
break;
case "visitedCW":
colorObj.Type = "VisitedLink";
colorObj.TextColor = customVisitedColor;
break;
case "backgroundCW":
colorObj.Type = "Page";
colorObj.PageColor = customBackgroundColor;
break;
}
window.openDialog("chrome://editor/content/EdColorPicker.xul", "_blank", "chrome,close,titlebar,modal", "", colorObj);
// User canceled the dialog
if (colorObj.Cancel)
return;
var color = "";
switch( ColorWellID )
{
case "textCW":
color = customTextColor = colorObj.TextColor;
gDialog.NormalData.setAttribute("value", color);
break;
case "linkCW":
color = customLinkColor = colorObj.TextColor;
gDialog.LinkData.setAttribute("value", color);
break;
case "activeCW":
color = customActiveColor = colorObj.TextColor;
gDialog.ActiveLinkData.setAttribute("value", color);
break;
case "visitedCW":
color = customVisitedColor = colorObj.TextColor;
gDialog.VisitedLinkData.setAttribute("value", color);
break;
case "backgroundCW":
color = customBackgroundColor = colorObj.BackgroundColor;
gDialog.BackgroundColorData.setAttribute("value", color);
break;
}
setColorWell(ColorWellID, color);
SetColorPreview(ColorWellID, color);
}
function SetColorPreview(ColorWellID, color)
{
switch( ColorWellID )
{
case "textCW":
gDialog.NormalText.setAttribute(styleStr,colorStyle+color);
break;
case "linkCW":
gDialog.LinkText.setAttribute(styleStr,colorStyle+color);
break;
case "activeCW":
gDialog.ActiveLinkText.setAttribute(styleStr,colorStyle+color);
break;
case "visitedCW":
gDialog.VisitedLinkText.setAttribute(styleStr,colorStyle+color);
break;
case "backgroundCW":
// Must combine background color and image style values
var styleValue = backColorStyle+color;
if (backgroundImage)
styleValue += ";"+backImageStyle+backgroundImage+");";
gDialog.ColorPreview.setAttribute(styleStr,styleValue);
previewBGColor = color;
break;
}
}
function UseCustomColors()
{
SetElementEnabledById("TextButton", true);
SetElementEnabledById("LinkButton", true);
SetElementEnabledById("ActiveLinkButton", true);
SetElementEnabledById("VisitedLinkButton", true);
SetElementEnabledById("BackgroundButton", true);
SetElementEnabledById("Text", true);
SetElementEnabledById("Link", true);
SetElementEnabledById("Active", true);
SetElementEnabledById("Visited", true);
SetElementEnabledById("Background", true);
SetColorPreview("textCW", customTextColor);
SetColorPreview("linkCW", customLinkColor);
SetColorPreview("activeCW", customActiveColor);
SetColorPreview("visitedCW", customVisitedColor);
SetColorPreview("backgroundCW", customBackgroundColor);
setColorWell("textCW", customTextColor);
setColorWell("linkCW", customLinkColor);
setColorWell("activeCW", customActiveColor);
setColorWell("visitedCW", customVisitedColor);
setColorWell("backgroundCW", customBackgroundColor);
gDialog.NormalData.setAttribute("value", customTextColor);
gDialog.LinkData.setAttribute("value", customLinkColor);
gDialog.ActiveLinkData.setAttribute("value", customActiveColor);
gDialog.VisitedLinkData.setAttribute("value", customVisitedColor);
gDialog.BackgroundColorData.setAttribute("value", customBackgroundColor);
}
function UseDefaultColors()
{
SetColorPreview("textCW", defaultTextColor);
SetColorPreview("linkCW", defaultLinkColor);
SetColorPreview("activeCW", defaultActiveColor);
SetColorPreview("visitedCW", defaultVisitedColor);
SetColorPreview("backgroundCW", defaultBackgroundColor);
// Setting to blank color will remove color from buttons,
setColorWell("textCW", "");
setColorWell("linkCW", "");
setColorWell("activeCW", "");
setColorWell("visitedCW", "");
setColorWell("backgroundCW", "");
// Disable color buttons and labels
SetElementEnabledById("TextButton", false);
SetElementEnabledById("LinkButton", false);
SetElementEnabledById("ActiveLinkButton", false);
SetElementEnabledById("VisitedLinkButton", false);
SetElementEnabledById("BackgroundButton", false);
SetElementEnabledById("Text", false);
SetElementEnabledById("Link", false);
SetElementEnabledById("Active", false);
SetElementEnabledById("Visited", false);
SetElementEnabledById("Background", false);
// Note that we leave custom colors set even if
// custom colors pref is false (we just ignore the colors)
}
function ChooseImageFile()
{
// Get a local image file, converted into URL format
var fileName = GetLocalFileURL("img");
if (fileName)
{
gDialog.BackgroundImageInput.value = fileName;
ValidateAndPreviewImage(true);
}
SetTextboxFocus(gDialog.BackgroundImageInput);
}
function ChangeBackgroundImage()
{
// Don't show error message for image while user is typing
ValidateAndPreviewImage(false);
}
function ValidateAndPreviewImage(ShowErrorMessage)
{
// First make a string with just background color
var styleValue = backColorStyle+previewBGColor+";";
var image = TrimString(gDialog.BackgroundImageInput.value);
if (image)
{
backgroundImage = image;
// Append image style
styleValue += backImageStyle+backgroundImage+");";
}
else
backgroundImage = "";
// Set style on preview (removes image if not valid)
gDialog.ColorPreview.setAttribute(styleStr, styleValue);
// Set the pref data so pref code saves it
gDialog.BackgroundImageData.setAttribute("value", backgroundImage ? backgroundImage : "");
}