releases-comm-central/editor/ui/dialogs/content/EdAECSSAttributes.js

149 строки
4.0 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
// build attribute list in tree form from element attributes
function BuildCSSAttributeTable()
{
var style = gElement.style;
if (style == undefined)
{
dump("Inline styles undefined\n");
return;
}
var declLength = style.length;
if (declLength == undefined || declLength == 0)
{
if (declLength == undefined) {
dump("Failed to query the number of inline style declarations\n");
}
return;
}
if (declLength > 0)
{
for (var i = 0; i < declLength; ++i)
{
var name = style.item(i);
var value = style.getPropertyValue(name);
AddTreeItem( name, value, "CSSAList", CSSAttrs );
}
}
ClearCSSInputWidgets();
}
function onChangeCSSAttribute()
{
var name = TrimString(gDialog.AddCSSAttributeNameInput.value);
if ( !name )
return;
var value = TrimString(gDialog.AddCSSAttributeValueInput.value);
// First try to update existing attribute
// If not found, add new attribute
if ( !UpdateExistingAttribute( name, value, "CSSAList" ) && value)
AddTreeItem( name, value, "CSSAList", CSSAttrs );
}
function ClearCSSInputWidgets()
{
gDialog.AddCSSAttributeTree.view.selection.clearSelection();
gDialog.AddCSSAttributeNameInput.value ="";
gDialog.AddCSSAttributeValueInput.value = "";
SetTextboxFocus(gDialog.AddCSSAttributeNameInput);
}
function onSelectCSSTreeItem()
{
if (!gDoOnSelectTree)
return;
var tree = gDialog.AddCSSAttributeTree;
if (tree && tree.view.selection.count)
{
gDialog.AddCSSAttributeNameInput.value = GetTreeItemAttributeStr(getSelectedItem(tree));
gDialog.AddCSSAttributeValueInput.value = GetTreeItemValueStr(getSelectedItem(tree));
}
}
function onInputCSSAttributeName()
{
var attName = TrimString(gDialog.AddCSSAttributeNameInput.value).toLowerCase();
var newValue = "";
var existingValue = GetAndSelectExistingAttributeValue(attName, "CSSAList");
if (existingValue)
newValue = existingValue;
gDialog.AddCSSAttributeValueInput.value = newValue;
}
function editCSSAttributeValue(targetCell)
{
if (IsNotTreeHeader(targetCell))
gDialog.AddCSSAttributeValueInput.inputField.select();
}
function UpdateCSSAttributes()
{
var CSSAList = document.getElementById("CSSAList");
var styleString = "";
for(var i = 0; i < CSSAList.childNodes.length; i++)
{
var item = CSSAList.childNodes[i];
var name = GetTreeItemAttributeStr(item);
var value = GetTreeItemValueStr(item);
// this code allows users to be sloppy in typing in values, and enter
// things like "foo: " and "bar;". This will trim off everything after the
// respective character.
if (name.contains(":"))
name = name.substring(0, name.lastIndexOf(":"));
if (value.contains(";"))
value = value.substring(0, value.lastIndexOf(";"));
if (i == (CSSAList.childNodes.length - 1))
styleString += name + ": " + value + ";"; // last property
else
styleString += name + ": " + value + "; ";
}
if (styleString)
{
// Use editor transactions if modifying the element directly in the document
doRemoveAttribute("style");
doSetAttribute("style", styleString); // NOTE BUG 18894!!!
}
else if (gElement.getAttribute("style"))
doRemoveAttribute("style");
}
function RemoveCSSAttribute()
{
var treechildren = gDialog.AddCSSAttributeTree.lastChild;
// We only allow 1 selected item
if (gDialog.AddCSSAttributeTree.view.selection.count)
{
var item = getSelectedItem(gDialog.AddCSSAttributeTree);
// Remove the item from the tree
// We always rebuild complete "style" string,
// so no list of "removed" items
treechildren.removeChild (item);
ClearCSSInputWidgets();
}
}
function SelectCSSTree( index )
{
gDoOnSelectTree = false;
try {
gDialog.AddCSSAttributeTree.selectedIndex = index;
} catch (e) {}
gDoOnSelectTree = true;
}