Get Positioned Event Coordinate : General Event « Event « JavaScript DHTML

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JavaScript DHTML » Event » General Event 
Get Positioned Event Coordinate
  

<!-- 
     Example File From "JavaScript and DHTML Cookbook"
     Published by O'Reilly & Associates
     Copyright 2003 Danny Goodman
-->


function getPositionedEventCoords(evt) {
    var elem = (evt.target? evt.target : evt.srcElement;
    var coords = {left:0, top:0};
    if (evt.layerX) {
        var borders = {left:parseInt(getElementStyle("progressBar"
                       "borderLeftWidth""border-left-width")),
                       top:parseInt(getElementStyle("progressBar"
                       "borderTopWidth""border-top-width"))};
        coords.left = evt.layerX - borders.left;
        coords.top = evt.layerY - borders.top;
    else if (evt.offsetX) {
        coords.left = evt.offsetX;
        coords.top = evt.offsetY;
    }
    evt.cancelBubble = true;
    return coords;
}



           
         
    
  
Related examples in the same category
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2. An Example of Changing Event Handlers
3. JavaScript Event Handlers
4. Emulating Events
5. Setting Event Handlers from within JavaScript
6. Event filer: number Only, upper case
7. addEventListener or attachEvent
8. Add event listener to anchor link
9. Calling a Function from an Event Handler
10. Event Handlers and this
11. Event Bubbling (Firefox)
12. Capturing events
13. Bubble up events (Firefox)
14. Inline DOM Event Registration
15. Event Bubbling Demonstration
16. W3C Event Capture and Bubble
17. Add event handler to form
18. Preventing Bubble and Capture
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