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EdColorPicker.js
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2003-06-08
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/*
* 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):
* Daniel Glazman (glazman@netscape.com)
* Charles Manske (cmanske@netscape.com)
*/
//Cancel() is in EdDialogCommon.js
var insertNew = true;
var tagname = "TAG NAME"
var gColor = "";
var LastPickedColor = "";
var ColorType = "Text";
var TextType = false;
var HighlightType = false;
var TableOrCell = false;
var LastPickedIsDefault = true;
var NoDefault = false;
var gColorObj;
// dialog initialization code
function Startup()
{
if (!window.arguments[1])
{
dump("EdColorPicker: Missing color object param\n");
return;
}
// window.arguments[1] is object to get initial values and return color data
gColorObj = window.arguments[1];
gColorObj.Cancel = false;
gDialog.ColorPicker = document.getElementById("ColorPicker");
gDialog.ColorInput = document.getElementById("ColorInput");
gDialog.LastPickedButton = document.getElementById("LastPickedButton");
gDialog.LastPickedColor = document.getElementById("LastPickedColor");
gDialog.CellOrTableGroup = document.getElementById("CellOrTableGroup");
gDialog.TableRadio = document.getElementById("TableRadio");
gDialog.CellRadio = document.getElementById("CellRadio");
gDialog.ColorSwatch = document.getElementById("ColorPickerSwatch");
gDialog.Ok = document.documentElement.getButton("accept");
// The type of color we are setting:
// text: Text, Link, ActiveLink, VisitedLink,
// or background: Page, Table, or Cell
if (gColorObj.Type)
{
ColorType = gColorObj.Type;
// Get string for dialog title from passed-in type
// (note constraint on editor.properties string name)
var prefs = GetPrefs();
var IsCSSPrefChecked = prefs.getBoolPref("editor.use_css");
if (GetCurrentEditor())
{
window.title = GetString(ColorType+"Color");
if (ColorType == "Page" && IsCSSPrefChecked && IsHTMLEditor())
window.title = GetString("BlockColor");
}
}
if (!window.title)
window.title = GetString("Color");
gDialog.ColorInput.value = "";
var tmpColor;
var haveTableRadio = false;
switch (ColorType)
{
case "Page":
tmpColor = gColorObj.PageColor;
if (tmpColor && tmpColor.toLowerCase() != "window")
gColor = tmpColor;
break;
case "Table":
if (gColorObj.TableColor)
gColor = gColorObj.TableColor;
break;
case "Cell":
if (gColorObj.CellColor)
gColor = gColorObj.CellColor;
break;
case "TableOrCell":
TableOrCell = true;
document.getElementById("TableOrCellGroup").collapsed = false;
haveTableRadio = true;
if (gColorObj.SelectedType == "Cell")
{
gColor = gColorObj.CellColor;
gDialog.CellOrTableGroup.selectedItem = gDialog.CellRadio;
gDialog.CellRadio.focus();
}
else
{
gColor = gColorObj.TableColor;
gDialog.CellOrTableGroup.selectedItem = gDialog.TableRadio;
gDialog.TableRadio.focus();
}
break;
case "Highlight":
HighlightType = true;
if (gColorObj.HighlightColor)
gColor = gColorObj.HighlightColor;
break;
default:
// Any other type will change some kind of text,
TextType = true;
tmpColor = gColorObj.TextColor;
if (tmpColor && tmpColor.toLowerCase() != "windowtext")
gColor = gColorObj.TextColor;
break;
}
// Set initial color in input field and in the colorpicker
SetCurrentColor(gColor);
gDialog.ColorPicker.initColor(gColor);
// Use last-picked colors passed in, or those persistent on dialog
if (TextType)
{
if ( !("LastTextColor" in gColorObj) || !gColorObj.LastTextColor)
gColorObj.LastTextColor = gDialog.LastPickedColor.getAttribute("LastTextColor");
LastPickedColor = gColorObj.LastTextColor;
}
else if (HighlightType)
{
if ( !("LastHighlightColor" in gColorObj) || !gColorObj.LastHighlightColor)
gColorObj.LastHighlightColor = gDialog.LastPickedColor.getAttribute("LastHighlightColor");
LastPickedColor = gColorObj.LastHighlightColor;
}
else
{
if ( !("LastBackgroundColor" in gColorObj) || !gColorObj.LastBackgroundColor)
gColorObj.LastBackgroundColor = gDialog.LastPickedColor.getAttribute("LastBackgroundColor");
LastPickedColor = gColorObj.LastBackgroundColor;
}
gDialog.LastPickedColor.setAttribute("style","background-color: "+LastPickedColor);
// Set method to detect clicking on OK button
// so we don't get fooled by changing "default" behavior
gDialog.Ok.setAttribute("onclick", "SetDefaultToOk()");
// Make the "Last-picked" the default button
// until the user selects a color
gDialog.Ok.removeAttribute("default");
gDialog.LastPickedButton.setAttribute("default","true");
// Caller can prevent user from submitting an empty, i.e., default color
NoDefault = gColorObj.NoDefault;
if (NoDefault)
{
// Hide the "Default button -- user must pick a color
document.getElementById("DefaultColorButton").collapsed = true;
}
// Set focus to colorpicker if not set to table radio buttons above
if (!haveTableRadio)
gDialog.ColorPicker.focus();
SetWindowLocation();
}
function ChangePalette(palette)
{
gDialog.ColorPicker.setAttribute("palettename", palette);
window.sizeToContent();
}
function SelectColor()
{
var color = gDialog.ColorPicker.color;
if (color)
SetCurrentColor(color);
}
function RemoveColor()
{
SetCurrentColor("");
gDialog.ColorInput.focus();
SetDefaultToOk();
}
function SelectColorByKeypress(aEvent)
{
if (aEvent.charCode == aEvent.DOM_VK_SPACE)
{
SelectColor();
SetDefaultToOk();
}
}
function SelectLastPickedColor()
{
SetCurrentColor(LastPickedColor);
if ( onAccept() )
//window.close();
return true;
return false;
}
function SetCurrentColor(color)
{
// TODO: Validate color?
if(!color) color = "";
gColor = TrimString(color).toLowerCase();
if (gColor == "mixed")
gColor = "";
gDialog.ColorInput.value = gColor;
SetColorSwatch();
}
function SetColorSwatch()
{
// TODO: DON'T ALLOW SPACES?
var color = TrimString(gDialog.ColorInput.value);
if (color)
{
gDialog.ColorSwatch.setAttribute("style",("background-color:"+color));
gDialog.ColorSwatch.removeAttribute("default");
}
else
{
gDialog.ColorSwatch.setAttribute("style",("background-color:inherit"));
gDialog.ColorSwatch.setAttribute("default","true");
}
}
function SetDefaultToOk()
{
gDialog.LastPickedButton.removeAttribute("default");
gDialog.Ok.setAttribute("default","true");
LastPickedIsDefault = false;
}
function ValidateData()
{
if (LastPickedIsDefault)
gColor = LastPickedColor;
else
gColor = gDialog.ColorInput.value;
gColor = TrimString(gColor).toLowerCase();
// TODO: Validate the color string!
if (NoDefault && !gColor)
{
ShowInputErrorMessage(GetString("NoColorError"));
SetTextboxFocus(gDialog.ColorInput);
return false;
}
return true;
}
function onAccept()
{
if (!ValidateData())
return false;
// Set return values and save in persistent color attributes
if (TextType)
{
gColorObj.TextColor = gColor;
if (gColor.length > 0)
{
gDialog.LastPickedColor.setAttribute("LastTextColor", gColor);
gColorObj.LastTextColor = gColor;
}
}
else if (HighlightType)
{
gColorObj.HighlightColor = gColor;
if (gColor.length > 0)
{
gDialog.LastPickedColor.setAttribute("LastHighlightColor", gColor);
gColorObj.LastHighlightColor = gColor;
}
}
else
{
gColorObj.BackgroundColor = gColor;
if (gColor.length > 0)
{
gDialog.LastPickedColor.setAttribute("LastBackgroundColor", gColor);
gColorObj.LastBackgroundColor = gColor;
}
// If table or cell requested, tell caller which element to set on
if (TableOrCell && gDialog.TableRadio.selected)
gColorObj.Type = "Table";
}
SaveWindowLocation();
return true; // do close the window
}
function onCancelColor()
{
// Tells caller that user canceled
gColorObj.Cancel = true;
SaveWindowLocation();
return true;
}