[XForms] Expose base bindings for select widgets. Bug 323849, r=doronr+aaronr, patch by surkov@dc.baikal.ru

extensions/xforms/jar.mn

@@ -18,6 +18,7 @@ xforms.jar:
   content/xforms/select1.xml                   (resources/content/select1.xml)
   content/xforms/range.xml                     (resources/content/range.xml)
   content/xforms/select.xml                    (resources/content/select.xml)
+  content/xforms/select-xhtml.xml              (resources/content/select-xhtml.xml)
   content/xforms/bindingex.css                 (resources/content/bindingex.css)
   content/xforms/bindingex.xul                 (resources/content/bindingex.xul)
   content/xforms/calendar.png                  (resources/content/calendar.png)

extensions/xforms/resources/content/xforms-xhtml.xml

@@ -127,6 +127,7 @@
               getAnonymousElementByAttribute(this, "anonid", 'implicitcontent'),
             _explicitContent: this.ownerDocument.
               getAnonymousElementByAttribute(this, 'anonid', 'explicitcontent'),
+            __proto__: this,
 
             set value(val) {
               if (val != null) {
@@ -136,6 +137,26 @@
                 this._implicitContent.textContent = '';
                 this._explicitContent.style.display = 'inline';
               }
+            },
+
+            get textValue() {
+              if (this._explicitContent.style.display == 'none')
+                return this._implicitContent.textContent;
+              return this.textContent;
+            },
+            get nodeValue() {
+              var fragment = this.ownerDocument.createDocumentFragment();
+
+              var container = null;
+              if (this._explicitContent.style.display == 'none')
+                container = this._implicitContent;
+              else
+                container = this;
+
+              for (var node = container.firstChild; node; node = node.nextSibling) {
+                fragment.appendChild(node.cloneNode(true));
+              }
+              return fragment;
             }
           };
         </body>

extensions/xforms/resources/content/xforms.css

@@ -468,12 +468,18 @@ case > html|div.-moz-xforms-case-container {
 }
 
 /* select */
-select {
-  -moz-binding: url('chrome://xforms/content/select.xml#xformswidget-select');
+html|*:root select {
+  -moz-binding: url('chrome://xforms/content/select-xhtml.xml#xformswidget-select-compact');
+}
+html|*:root select html|span[anonid="control"] {
+  -moz-binding: url('chrome://xforms/content/select-xhtml.xml#widget-select-compact');
 }
 
-select[appearance="full"] {
-  -moz-binding: url('chrome://xforms/content/select.xml#xformswidget-select-full');
+html|*:root select[appearance="full"] {
+  -moz-binding: url('chrome://xforms/content/select-xhtml.xml#xformswidget-select-full');
+}
+html|*:root select[appearance="full"] html|span[anonid="control"] {
+  -moz-binding: url('chrome://xforms/content/select-xhtml.xml#widget-select-full');
 }
 
 select html|div.select-choice-label {

extensions/xforms/resources/content/xforms.xml

@@ -171,6 +171,7 @@
       <destructor>
         this._delegate = null;
         this._accessors = null;
+        this._control = null;
       </destructor>
 
       <property name="delegate" readonly="true">
@@ -216,6 +217,8 @@
     method what returns the object:
     {
       set value(); // set "string" value
+      get textValue() // return text representing label value
+      get nodeValue() // return document fragment representing label value
     }
   -->
   <binding id="xformswidget-label-base"
@@ -229,6 +232,11 @@
         </body>
       </method>
 
+      <property name="textValue" readonly="true"
+                onget="return this.control.textValue;"/>
+
+      <property name="nodeValue" readonly="true"
+                onget="return this.control.nodeValue;"/>
     </implementation>
   </binding>