1 files changed, 39 insertions, 0 deletions
diff --git a/toolkit/content/widgets/resizer.xml b/toolkit/content/widgets/resizer.xml
new file mode 100644
index 0000000000..006877a4f6
--- /dev/null
+++ b/toolkit/content/widgets/resizer.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0"?>
+<!-- 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/. -->
+
+
+<bindings id="resizerBindings"
+   xmlns="http://www.mozilla.org/xbl">
+
+  <binding id="resizer">
+    <resources>
+      <stylesheet src="chrome://global/skin/resizer.css"/>
+    </resources>
+    <implementation>
+      <constructor>
+      <![CDATA[
+        // don't do this for viewport resizers; causes a crash related to
+        // bugs 563665 and 581536 otherwise
+        if (this.parentNode == this.ownerDocument.documentElement)
+          return;
+
+        // if the direction is rtl, set the rtl attribute so that the
+        // stylesheet can use this to make the cursor appear properly
+        var cs = window.getComputedStyle(this, "");
+        if (cs.writingMode === undefined || cs.writingMode == "horizontal-tb") {
+          if (cs.direction == "rtl") {
+            this.setAttribute("rtl", "true");
+          }
+        } else if (cs.writingMode.endsWith("-rl")) {
+          // writing-modes 'vertical-rl' and 'sideways-rl' want rtl resizers,
+          // as they will appear at the bottom left of the element
+          this.setAttribute("rtl", "true");
+        }
+      ]]>
+      </constructor>
+    </implementation>
+  </binding>
+
+</bindings>