bug 88661, remove-all button for form manager, r=vishy, sr=blake

extensions/wallet/editor/WalletViewer.dtd

@@ -24,6 +24,9 @@
 <!ENTITY urlspecific.label "URL-Specific">
 <!ENTITY experimental.label "Experimental">
 
+<!-- WalletViewer.xul -->
+<!ENTITY removeall.label "Remove All Saved Data">
+
 <!-- WalletName.xul -->
 <!ENTITY name.title "Name">
 <!ENTITY namePrefix.label "Prefix:">

extensions/wallet/editor/WalletViewer.js

@@ -343,6 +343,27 @@ nsWalletViewer.prototype =
     walletViewerInterface.SetValue(output, window);
   }
 
+  /* clear all data */
+  function ClearAll() {
+
+    // clear out all values from database
+    schemaToValue = [];
+
+    // clear out values on current page
+    var elementIDs = window.frames[hWalletViewer.contentFrame]._elementIDs;
+    for(var i = 0; i < elementIDs.length; i++) {
+      var menuList = window.frames[hWalletViewer.contentFrame].document.getElementById(elementIDs[i]);
+      var menuPopup = menuList.firstChild;
+
+      // remove all menuItems except for last one
+      while (menuPopup.childNodes.length > 1) {
+        menuPopup.removeChild(menuPopup.firstChild);
+      }
+      menuList.removeAttribute("label");
+      menuList.selectedItem = menuPopup.firstChild;
+    }
+  }
+
   /* get the wallet input data */
   function FetchInput() {
     /*  get wallet data into a list */

extensions/wallet/editor/WalletViewer.xul

@@ -50,8 +50,10 @@
 
   <hbox flex="1">
     <!-- tree sidebar -->
-    <tree class="inset" id="panelTree" style="width: 0px" flex="3"/>      
-
+    <vbox style="width: 0px" flex="3">
+      <tree class="inset" id="panelTree" style="width: 0px" flex="3"/>      
+      <button id="clearButton" label="&removeall.label;" oncommand="ClearAll()"/>
+    </vbox>
     <iframe id="panelFrame" name="panelFrame" style="width:0px" flex="7"/>
     <script type="application/x-javascript">
     <![CDATA[

extensions/wallet/editor/resources/content/WalletViewer.js

@@ -343,6 +343,27 @@ nsWalletViewer.prototype =
     walletViewerInterface.SetValue(output, window);
   }
 
+  /* clear all data */
+  function ClearAll() {
+
+    // clear out all values from database
+    schemaToValue = [];
+
+    // clear out values on current page
+    var elementIDs = window.frames[hWalletViewer.contentFrame]._elementIDs;
+    for(var i = 0; i < elementIDs.length; i++) {
+      var menuList = window.frames[hWalletViewer.contentFrame].document.getElementById(elementIDs[i]);
+      var menuPopup = menuList.firstChild;
+
+      // remove all menuItems except for last one
+      while (menuPopup.childNodes.length > 1) {
+        menuPopup.removeChild(menuPopup.firstChild);
+      }
+      menuList.removeAttribute("label");
+      menuList.selectedItem = menuPopup.firstChild;
+    }
+  }
+
   /* get the wallet input data */
   function FetchInput() {
     /*  get wallet data into a list */

extensions/wallet/editor/resources/content/WalletViewer.xul

@@ -50,8 +50,10 @@
 
   <hbox flex="1">
     <!-- tree sidebar -->
-    <tree class="inset" id="panelTree" style="width: 0px" flex="3"/>      
-
+    <vbox style="width: 0px" flex="3">
+      <tree class="inset" id="panelTree" style="width: 0px" flex="3"/>      
+      <button id="clearButton" label="&removeall.label;" oncommand="ClearAll()"/>
+    </vbox>
     <iframe id="panelFrame" name="panelFrame" style="width:0px" flex="7"/>
     <script type="application/x-javascript">
     <![CDATA[

extensions/wallet/editor/resources/locale/en-US/WalletViewer.dtd

@@ -24,6 +24,9 @@
 <!ENTITY urlspecific.label "URL-Specific">
 <!ENTITY experimental.label "Experimental">
 
+<!-- WalletViewer.xul -->
+<!ENTITY removeall.label "Remove All Saved Data">
+
 <!-- WalletName.xul -->
 <!ENTITY name.title "Name">
 <!ENTITY namePrefix.label "Prefix:">