Adobe 38040334 - Dreamweaver CS3 User Manual page 262

Description
Gets the position of a specific node in the DOM tree, which is expressed as character offsets into the document's
source code. It is valid for any document on a local drive.
Arguments
node
• The argument must be a tag, comment, or range of text that is a node in the tree that the
node
weaver.getDocumentDOM()
Returns
An array that contains two integers. The first integer is the character offset of the beginning of the tag, text, or
comment. The second integer is the character offset of the end of the node, from the beginning of the HTML
document.
Example
The following code selects the first image object in the current document:
var theDOM = dw.getDocumentDOM();
var theImg = theDOM.images[0];
var offsets = theDom.nodeToOffsets(theImg);
theDom.setSelection(offsets[0], offsets[1]);
dom.offsetsToNode()
Availability
Dreamweaver 3.
Description
Gets the object in the DOM tree that completely contains the range of characters between the specified opening and
closing points. It is valid for any document on a local drive.
Arguments
offsetBegin, offsetEnd
• The argument specifies the offset from the beginning of the document to the beginning of a range
offsetBegin
of characters that is an object in the DOM tree.
• The argument specifies the offset from the beginning of the document to the end of a range of
offsetEnd
characters that is an object in the DOM tree.
Returns
The tag, text, or comment object that completely contains the specified range of characters.
Example
The following code displays an alert if the selection is an image:
function returns.
DREAMWEAVER CS3
257
API Reference
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