Changeset 8428 for lang/javascript

Timestamp:

03/27/08 07:56:48 (5 years ago)

Author:

stomita

Message:

lang/javascript/jsonptester : added support for static callback (like google visualization api)

Files:

• lang/javascript/jsonptester/trunk/js/jsonptester.js (modified) (6 diffs)

lang/javascript/jsonptester/trunk/js/jsonptester.js

@@ -40 +40 @@
           fieldLabel : 'Append No Cache Param',
           checked : true
+        }, {
+          xtype : 'checkbox',
+          name : 'staticCallback', 
+          fieldLabel : 'Use Static Callback',
+          checked : false
+        }, {
+          xtype : 'textfield',
+          name : 'callbackFuncName', 
+          width : 200,
+          disabled : true,
+          fieldLabel : 'Callback Function'
         }]
       }],
@@ -68 +79 @@
   });
 
+  // toggling static callback and dynamic parameter passing callback
+  var staticCallbackCheck = win.find('name', 'staticCallback')[0];
+  var callbackParamField = win.find('name', 'callbackParam')[0];
+  var callbackFuncNameField = win.find('name', 'callbackFuncName')[0];
+  staticCallbackCheck.on('check', function(checkbox, flag) {
+    callbackParamField[ flag ? "disable" : "enable" ]();
+    callbackFuncNameField[ flag ? "enable" : "disable" ]();
+  });
+
   win.show();
 
@@ -75 +95 @@
   // format 
   //    #<callbackParam>:<jsonpServiceURL>
+  //    or 
+  //    #[<callbackFuncName>]:<jsonServiceURL>
   var m = location.href.match(/#(.*):(.*)$/);
-  if (m) form.setValues({ callbackParam : m[1], url : decodeURIComponent(m[2]) });
+  if (m) {
+    var options = {};
+    options.url = decodeURIComponent(m[2]);
+    var m2 = m[1].match(/^\[(.*)\]$/);
+    if (m2) {
+      options.staticCallback = true;
+      options.callbackFuncName = m2[1];
+    } else {
+      options.callbackParam = m[1];
+    }
+    form.setValues(options);
+  }
 
 
@@ -98 +131 @@
         url : values.url,
         callbackParam : values.callbackParam == '' ? 'callback' : values.callbackParam,
+        staticCallback : values.staticCallback == 'on',
+        callbackFuncName : values.callbackFuncName,
         timeout : + values.timeout, // force cast string to number
         nocache : values.nocache == 'on'
@@ -179 +214 @@
   doAsyncLoad : function(node, callback) {
     if (!node.attributes.value) {
+      function onSuccess(o) { 
+        node.attributes.value = o;
+        callback.onSuccess(describeProperties(o));
+      }
+      
+      if (node.attributes.staticCallback && node.attributes.callbackFuncName.length>0) {
+        // creating success handler function placement variable and its namespaces
+        var funcnames = node.attributes.callbackFuncName.split('.');  
+        (function(o) {
+          var name = funcnames.shift();
+          if (funcnames.length==0) {
+            o[name] = onSuccess;
+          } else {
+            o[name] = o[name] || {};
+            arguments.callee(o[name]);
+          }
+        })(window);
+      }
+
       // using jQuery JSONP call
+      // In case of static calback, success handler doesn't callbacked from here. 
       $.ajax({
         url : node.attributes.url,
@@ -185 +240 @@
         jsonp : node.attributes.callbackParam,
         cache : !node.attributes.nocache,
-        success : function(o) { 
-          node.attributes.value = o;
-          callback.onSuccess(describeProperties(o));
-        },
+        success : onSuccess,
         error : callback.onFailure
       });
+
     } else {
       callback.onSuccess(describeProperties(node.attributes.value))