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fix for 59799, among other things..

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Within content areas:
- don't drag form widgets
- don't drag anonymous XBL content
- correctly remove the title from the URL on a drop
r=jag, a=me
This commit is contained in:
alecf%netscape.com 2000-11-13 21:33:05 +00:00
parent 342dcfa209
commit 06460907ac
1 changed files with 18 additions and 12 deletions
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30
xpfe/communicator/resources/content/contentAreaDD.js
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@ -30,16 +30,16 @@ var gSourceDocument, wasDrag;
var contentAreaDNDObserver = {
onDragStart: function (aEvent)
{
if (aEvent.target != aEvent.originalTarget) {
// the node is inside an XBL widget,
// which means it's likely the scrollbar
// throw an exception to avoid the drag
if (aEvent.originalTarget.localName == "thumb")
throw Components.results.NS_ERROR_FAILURE;
// under the assumption that content areas won't contain
// draggable XBL, we'll ignore the drag if we're dragging XBL
// anonymous content nodes, like scrollbars, etc.
if (aEvent.target != aEvent.originalTarget)
throw Components.results.NS_ERROR_FAILURE;
dump("Hrm..not sure if I should be dragging this " + aEvent.originalTarget.localName + ".. but I'll try.\n");
}
// only drag form elements by using the alt key,
// otherwise buttons and select widgets are hard to use
if ('form' in aEvent.target && !aEvent.altKey)
throw Components.results.NS_ERROR_FAILURE;
var draggedNode = aEvent.target;
@ -155,8 +155,7 @@ var contentAreaDNDObserver = {
if (url.length == 0)
return true;
// valid urls don't contain spaces ' '; if we have a space it isn't a valid url so bail out
var urlstr = url.toString();
if ( urlstr.indexOf(" ", 0) != -1 )
if ( url.indexOf(" ", 0) != -1 )
return true;
switch (document.firstChild.getAttribute('windowtype')) {
case "navigator:browser":
@ -235,8 +234,15 @@ function retrieveURLFromData (aData)
{
switch (aData.flavour) {
case "text/unicode":
// this might not be a url, but we'll return it anyway
return aData.data.data;
break;
case "text/x-moz-url":
return aData.data.data; // XXX this is busted.
var data = aData.data.data.toString();
var separator = data.indexOf("\n");
if (separator != -1)
data = data.substr(0, separator);
return data;
break;
case "application/x-moz-file":
var dataObj = aData.data.data.QueryInterface(Components.interfaces.nsIFile);