WICKET-4635 Improve JavaScript files by applying common JSHint rules

Enable tree.js for linting


Project: http://git-wip-us.apache.org/repos/asf/wicket/repo
Commit: http://git-wip-us.apache.org/repos/asf/wicket/commit/5b06f8f3
Tree: http://git-wip-us.apache.org/repos/asf/wicket/tree/5b06f8f3
Diff: http://git-wip-us.apache.org/repos/asf/wicket/diff/5b06f8f3

Branch: refs/heads/sandbox/resourcefinder
Commit: 5b06f8f30095b1e243a075e4d53e760d331ca26a
Parents: 58f33fc
Author: Martin Tzvetanov Grigorov <mgrigo...@apache.org>
Authored: Mon Jul 2 16:45:21 2012 +0200
Committer: Martin Tzvetanov Grigorov <mgrigo...@apache.org>
Committed: Mon Jul 2 19:28:26 2012 +0200

----------------------------------------------------------------------
 grunt.js                                           |    4 +-
 .../wicket/extensions/markup/html/tree/res/tree.js |  304 +++++++--------
 2 files changed, 143 insertions(+), 165 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/wicket/blob/5b06f8f3/grunt.js
----------------------------------------------------------------------
diff --git a/grunt.js b/grunt.js
index dee6915..4c03d7c 100644
--- a/grunt.js
+++ b/grunt.js
@@ -27,10 +27,10 @@ module.exports = function(grunt) {
                ],
                lintExtensions = [
                        
"wicket-extensions/src/main/java/org/apache/wicket/extensions/ajax/markup/html/form/upload/progressbar.js",
-                       
"wicket-extensions/src/main/java/org/apache/wicket/extensions/markup/html/form/palette/palette.js"
+                       
"wicket-extensions/src/main/java/org/apache/wicket/extensions/markup/html/form/palette/palette.js",
+                       
"wicket-extensions/src/main/java/org/apache/wicket/extensions/markup/html/tree/res/tree.js"
 //                     
"wicket-extensions/src/main/java/org/apache/wicket/extensions/ajax/markup/html/autocomplete/wicket-autocomplete.js",
 //                     
"wicket-extensions/src/main/java/org/apache/wicket/extensions/ajax/markup/html/modal/res/modal.js",
-//                     
"wicket-extensions/src/main/java/org/apache/wicket/extensions/markup/html/tree/res/tree.js"
                ],
                gruntJs = [
                        "grunt.js"

http://git-wip-us.apache.org/repos/asf/wicket/blob/5b06f8f3/wicket-extensions/src/main/java/org/apache/wicket/extensions/markup/html/tree/res/tree.js
----------------------------------------------------------------------
diff --git 
a/wicket-extensions/src/main/java/org/apache/wicket/extensions/markup/html/tree/res/tree.js
 
b/wicket-extensions/src/main/java/org/apache/wicket/extensions/markup/html/tree/res/tree.js
index 0273dfe..b560599 100644
--- 
a/wicket-extensions/src/main/java/org/apache/wicket/extensions/markup/html/tree/res/tree.js
+++ 
b/wicket-extensions/src/main/java/org/apache/wicket/extensions/markup/html/tree/res/tree.js
@@ -14,166 +14,144 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
-if (typeof(Wicket) == "undefined")
-       Wicket = { };
-
-Wicket.Tree = { };
-
-Wicket.Tree.askForReload = function()
-{
-   if (confirm("There was a problem updating the tree. It might be caused be 
the old page being cached by the browser. \n" +
-   "It is recommended to reload the page. Do you want to reload it?"))
-   {
-      window.location.reload();
-   }
-};
-
-Wicket.Tree.removeNodes = function(prefix, nodeList)
-{
-   var problem = false;
-   for (var i = 0; i < nodeList.length; i++)
-   {
-      var e = document.getElementById(prefix + nodeList[i]);
-      if (e != null)
-      {
-         e.parentNode.removeChild(e);
-      }
-      else
-      {
-         // while developing alert a warning
-         problem = true;
-         Wicket.Log.error("Can't find node with id " + prefix + nodeList[i] +
-         ". This shouldn't happen - possible bug in tree?");
-      }
-   }
-   if (problem == true)
-   {
-      Wicket.Tree.askForReload();
-   }
-};
-
-Wicket.Tree.createElement = function(elementId, afterId)
-{
-   var existing = Wicket.$(elementId);
-   if (typeof(existing) != "undefined" && existing != null)
-   {
-      Wicket.Tree.askForReload();
-   }
-
-   var after = document.getElementById(afterId);
-   var newNode = document.createElement(after.tagName);
-   newNode.setAttribute("id", elementId);
-
-   var p = after.parentNode;
-
-   for (var i = 0; i < p.childNodes.length; ++i)
-   {
-      if (after == p.childNodes[i])
-         break;
-   }
-   if (i == p.childNodes.length - 1)
-   {
-      p.appendChild(newNode);
-   }
-   else
-   {
-      p.insertBefore(newNode, p.childNodes[i + 1]);
-   }
-};
-
-Wicket.TreeTable = { };
-
-/* Javascript that resizes the tree table header so that it matches size of 
the content.
-   This is needed when the scrollbar next to content is show, so that the 
columns are 
-   properly aligned */
-Wicket.TreeTable.update = function(elementId)
-{
-
-   var element = document.getElementById(elementId);
-
-   if (element != null && typeof(element) != "undefined")
-   {
-
-      try
-      {
-
-         /// find the div containing the inner header div
-         var headerParent = element.getElementsByTagName("div")[1];
-
-         // find the inner header div
-         var header = headerParent.getElementsByTagName("div")[0];
-
-         // body div should be next div after header parent
-         var body = headerParent.nextSibling;
-
-         // interate until div is found
-         while (body.tagName != "DIV")
-         {
-            body = body.nextSibling;
-         }
-
-         // last check to find out if we are updating the right component
-         if (body.className == "wicket-tree-table-body")
-         {
-
-            // get the right padding from header - we need to substract it 
from new width
-            var padding;
-            if (document.defaultView && document.defaultView.getComputedStyle)
-            {
-               padding = document.defaultView.getComputedStyle(headerParent, 
'').getPropertyValue("padding-right");
-            } else if (headerParent.currentStyle)
-            {
-               padding = headerParent.currentStyle.paddingRight;
-            }
-            else
-            {
-               padding = 6;
-            }
-
-            padding = parseInt(padding, 10);
-
-            // set the new width
-            var w = (body.getElementsByTagName("div")[0].clientWidth - 
padding) + "px";
-
-            if (w == (-padding) + "px")
-            { // this can happen if the first row is hidden (e.g. rootless 
mode)
-               // try to get the width from second row
-               w = (body.getElementsByTagName("div")[1].clientWidth - padding) 
+ "px";
-
-            }
-
-            if (w != "0px")
-            {
-               header.style.width = w;
-            }
-
-         }
-      }
-      catch (ignore)
-      {
-      }
-   }
-};
-
-Wicket.TreeTable.attached = new Object();
-
-Wicket.TreeTable.attachUpdate = function(treeTableId)
-{
-   // get the object that contains ids of elements on which the update method 
was already attached
-   var attached = Wicket.TreeTable.attached;
-
-   // force updating the element
-   Wicket.TreeTable.update(treeTableId);
-
-   // if the update has not been attached to this tree table yet...
-   if (typeof(attached[treeTableId]) == "undefined")
-   {
-      // ... attach it
-      attached[treeTableId] = window.setInterval(function()
-      {
-         Wicket.TreeTable.update(treeTableId);
-      }, 100);
-   }
-};
-
+;(function (undefined) {
+       'use strict';
+
+       if (typeof(Wicket) === "undefined") {
+               Wicket = {};
+       }
+
+       Wicket.Tree = {};
+
+       Wicket.Tree.askForReload = function() {
+               if (window.confirm("There was a problem updating the tree. It 
might be caused be the old page being cached by the browser. \n" +
+                       "It is recommended to reload the page. Do you want to 
reload it?"))
+               {
+                       window.location.reload();
+               }
+       };
+
+       Wicket.Tree.removeNodes = function(prefix, nodeList) {
+               var problem = false;
+               for (var i = 0; i < nodeList.length; i++) {
+                       var e = document.getElementById(prefix + nodeList[i]);
+                       if (e != null) {
+                               e.parentNode.removeChild(e);
+                       }
+                       else {
+                               // while developing alert a warning
+                               problem = true;
+                               if (Wicket.Log) {
+                                       Wicket.Log.error("Can't find node with 
id " + prefix + nodeList[i] +
+                                               ". This shouldn't happen - 
possible bug in tree?");
+                               }
+                       }
+               }
+
+               if (problem === true) {
+                       Wicket.Tree.askForReload();
+               }
+       };
+
+       Wicket.Tree.createElement = function(elementId, afterId) {
+               var existing = Wicket.$(elementId);
+               if (typeof(existing) !== "undefined" && existing !== null) {
+                       Wicket.Tree.askForReload();
+               }
+
+               var after = document.getElementById(afterId);
+               var newNode = document.createElement(after.tagName);
+               newNode.setAttribute("id", elementId);
+
+               var p = after.parentNode;
+
+               for (var i = 0; i < p.childNodes.length; ++i) {
+                       if (after === p.childNodes[i]) {
+                               break;
+                       }
+               }
+               if (i === p.childNodes.length - 1) {
+                       p.appendChild(newNode);
+               }
+               else {
+                       p.insertBefore(newNode, p.childNodes[i + 1]);
+               }
+       };
+
+       Wicket.TreeTable = {};
+
+       /* Javascript that resizes the tree table header so that it matches 
size of the content.
+          This is needed when the scrollbar next to content is show, so that 
the columns are
+          properly aligned */
+       Wicket.TreeTable.update = function(elementId)
+       {
+               var element = document.getElementById(elementId);
+
+               if (element !== null && typeof(element) !== "undefined")
+               {
+                       try {
+                               // find the div containing the inner header div
+                               var headerParent = 
element.getElementsByTagName("div")[1];
+
+                               // find the inner header div
+                               var header = 
headerParent.getElementsByTagName("div")[0];
+
+                               // body div should be next div after header 
parent
+                               var body = headerParent.nextSibling;
+
+                               // interate until div is found
+                               while (body.tagName !== "DIV") {
+                                       body = body.nextSibling;
+                               }
+
+                               // last check to find out if we are updating 
the right component
+                               if (body.className === 
"wicket-tree-table-body") {
+                                       // get the right padding from header - 
we need to substract it from new width
+                                       var padding;
+                                       if (document.defaultView && 
document.defaultView.getComputedStyle) {
+                                               padding = 
document.defaultView.getComputedStyle(headerParent, 
'').getPropertyValue("padding-right");
+                                       } else if (headerParent.currentStyle) {
+                                               padding = 
headerParent.currentStyle.paddingRight;
+                                       }
+                                       else {
+                                               padding = 6;
+                                       }
+
+                                       padding = parseInt(padding, 10);
+
+                                       // set the new width
+                                       var w = 
(body.getElementsByTagName("div")[0].clientWidth - padding) + "px";
+
+                                       if (w === (-padding) + "px") {
+                                               // this can happen if the first 
row is hidden (e.g. rootless mode)
+                                               // try to get the width from 
second row
+                                               w = 
(body.getElementsByTagName("div")[1].clientWidth - padding) + "px";
+                                       }
+
+                                       if (w !== "0px") {
+                                               header.style.width = w;
+                                       }
+                               }
+                       }
+                       catch (ignore) {}
+               }
+       };
+
+       Wicket.TreeTable.attached = {};
+
+       Wicket.TreeTable.attachUpdate = function(treeTableId) {
+               // get the object that contains ids of elements on which the 
update method was already attached
+               var attached = Wicket.TreeTable.attached;
+
+               // force updating the element
+               Wicket.TreeTable.update(treeTableId);
+
+               // if the update has not been attached to this tree table yet...
+               if (typeof(attached[treeTableId]) === "undefined") {
+                       // ... attach it
+                       attached[treeTableId] = window.setInterval(function() {
+                               Wicket.TreeTable.update(treeTableId);
+                       }, 100);
+               }
+       };
+})();

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