From edf7b58be452a4a5a8a424a821ef5112b4e7612a Mon Sep 17 00:00:00 2001
From: Marco Bonardo <mbonardo@mozilla.com>
Date: Thu, 18 Jun 2009 10:57:14 +0200
Subject: [PATCH] Bug 478070 - Cannot drag url from location bar to desktop
 (create shortcut), r=dao

---
 browser/base/content/urlbarBindings.xml | 29 +++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/browser/base/content/urlbarBindings.xml b/browser/base/content/urlbarBindings.xml
index 5464a77d0a81..ab359a149f80 100644
--- a/browser/base/content/urlbarBindings.xml
+++ b/browser/base/content/urlbarBindings.xml
@@ -419,6 +419,35 @@
     </implementation>
 
     <handlers>
+      <handler event="draggesture" phase="capturing"><![CDATA[
+        // TODO: This should use dragstart but editor code is still using
+        //       the old drag & drop APIs, so we have to handle draggesture.
+        //       This can be changed once editor code is updated to the new API.
+        //       See bug 499008 for details.
+
+        // Drag only if the gesture starts from the input field.
+        if (event.originalTarget != this.inputField)
+          return;
+
+        // Drag only if the entire value is selected and it's a valid URI.
+        var isFullSelection = this.selectionStart == 0 &&
+                              this.selectionEnd == this.textLength;
+        if (!isFullSelection ||
+            this.getAttribute("pageproxystate") != "valid")
+          return;
+
+        var urlString = content.location.href;
+        var title = content.document.title || urlString;
+        var htmlString = "<a href=\"" + urlString + "\">" + urlString + "</a>";
+
+        var dt = event.dataTransfer;
+        dt.setData("text/x-moz-url", urlString + "\n" + title);
+        dt.setData("text/unicode", urlString);
+        dt.setData("text/html", htmlString);
+
+        dt.effectAllowed = "copyLink";
+        event.stopPropagation();
+      ]]></handler>
       <handler event="focus" phase="capturing" action="this._hideURLTooltip();"/>
       <handler event="dragover" phase="capturing" action="nsDragAndDrop.dragOver(event, this);"/>
       <handler event="drop" phase="capturing" action="nsDragAndDrop.drop(event, this);"/>