X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/25ef3491bd9ae007ff1fc2b0d7943e6eaaccf775..6e39d509471fe9b4e2660e0d1631b350d0c66f40:/docs/source/ext-base-ajax.html diff --git a/docs/source/ext-base-ajax.html b/docs/source/ext-base-ajax.html index ec75973e..45ce4d0c 100644 --- a/docs/source/ext-base-ajax.html +++ b/docs/source/ext-base-ajax.html @@ -1,380 +1,372 @@ - - - The source code - - - - -
/*!
- * Ext JS Library 3.0.3
- * Copyright(c) 2006-2009 Ext JS, LLC
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
-/*
- * Portions of this file are based on pieces of Yahoo User Interface Library
- * Copyright (c) 2007, Yahoo! Inc. All rights reserved.
- * YUI licensed under the BSD License:
- * http://developer.yahoo.net/yui/license.txt
- */
-    Ext.lib.Ajax = function() {	    
-	    var activeX = ['MSXML2.XMLHTTP.3.0',
-			           'MSXML2.XMLHTTP',
-			           'Microsoft.XMLHTTP'],
-            CONTENTTYPE = 'Content-Type';
-			           
-		// private
-		function setHeader(o) {
-	        var conn = o.conn,
-	        	prop;
-	        
-	        function setTheHeaders(conn, headers){
-		     	for (prop in headers) {
-                    if (headers.hasOwnProperty(prop)) {
-                        conn.setRequestHeader(prop, headers[prop]);
-                    }
-                }   
-	        }		
-	        
-            if (pub.defaultHeaders) {
-	            setTheHeaders(conn, pub.defaultHeaders);
-            }
-
-            if (pub.headers) {
-				setTheHeaders(conn, pub.headers);
-                delete pub.headers;                
-            }
-        }    
+
+
+      
+  The source code
+    
+    
+
+
+    
/*
+* Portions of this file are based on pieces of Yahoo User Interface Library
+* Copyright (c) 2007, Yahoo! Inc. All rights reserved.
+* YUI licensed under the BSD License:
+* http://developer.yahoo.net/yui/license.txt
+*/
+Ext.lib.Ajax = function() {     
+    var activeX = ['MSXML2.XMLHTTP.3.0',
+                   'MSXML2.XMLHTTP',
+                   'Microsoft.XMLHTTP'],
+        CONTENTTYPE = 'Content-Type';
+                   
+    // private
+    function setHeader(o) {
+        var conn = o.conn,
+            prop;
         
-        // private
-        function createExceptionObject(tId, callbackArg, isAbort, isTimeout) {	        
-            return {
-	            tId : tId,
-	            status : isAbort ? -1 : 0,
-	            statusText : isAbort ? 'transaction aborted' : 'communication failure',
-                isAbort: isAbort,
-                isTimeout: isTimeout,
-	            argument : callbackArg
-            };
-        }  
+        function setTheHeaders(conn, headers){
+            for (prop in headers) {
+                if (headers.hasOwnProperty(prop)) {
+                    conn.setRequestHeader(prop, headers[prop]);
+                }
+            }   
+        }       
         
-        // private 
-        function initHeader(label, value) {         
-			(pub.headers = pub.headers || {})[label] = value;			            
+        if (pub.defaultHeaders) {
+            setTheHeaders(conn, pub.defaultHeaders);
         }
-	    
-        // private
-        function createResponseObject(o, callbackArg) {
-            var headerObj = {},
-                headerStr,              
-                conn = o.conn,
-                t,
-                s;
 
-            try {
-                headerStr = o.conn.getAllResponseHeaders();   
-                Ext.each(headerStr.replace(/\r\n/g, '\n').split('\n'), function(v){
-                    t = v.indexOf(':');
-                    if(t >= 0){
-                        s = v.substr(0, t).toLowerCase();
-                        if(v.charAt(t + 1) == ' '){
-                            ++t;
-                        }
-                        headerObj[s] = v.substr(t + 1);
+        if (pub.headers) {
+            setTheHeaders(conn, pub.headers);
+            delete pub.headers;                
+        }
+    }    
+    
+    // private
+    function createExceptionObject(tId, callbackArg, isAbort, isTimeout) {          
+        return {
+            tId : tId,
+            status : isAbort ? -1 : 0,
+            statusText : isAbort ? 'transaction aborted' : 'communication failure',
+            isAbort: isAbort,
+            isTimeout: isTimeout,
+            argument : callbackArg
+        };
+    }  
+    
+    // private 
+    function initHeader(label, value) {         
+        (pub.headers = pub.headers || {})[label] = value;                       
+    }
+    
+    // private
+    function createResponseObject(o, callbackArg) {
+        var headerObj = {},
+            headerStr,              
+            conn = o.conn,
+            t,
+            s;
+
+        try {
+            headerStr = o.conn.getAllResponseHeaders();   
+            Ext.each(headerStr.replace(/\r\n/g, '\n').split('\n'), function(v){
+                t = v.indexOf(':');
+                if(t >= 0){
+                    s = v.substr(0, t).toLowerCase();
+                    if(v.charAt(t + 1) == ' '){
+                        ++t;
                     }
-                });
-            } catch(e) {}
-                        
-            return {
-                tId : o.tId,
-                status : conn.status,
-                statusText : conn.statusText,
-                getResponseHeader : function(header){return headerObj[header.toLowerCase()];},
-                getAllResponseHeaders : function(){return headerStr},
-                responseText : conn.responseText,
-                responseXML : conn.responseXML,
-                argument : callbackArg
-            };
+                    headerObj[s] = v.substr(t + 1);
+                }
+            });
+        } catch(e) {}
+                    
+        return {
+            tId : o.tId,
+            status : conn.status,
+            statusText : conn.statusText,
+            getResponseHeader : function(header){return headerObj[header.toLowerCase()];},
+            getAllResponseHeaders : function(){return headerStr},
+            responseText : conn.responseText,
+            responseXML : conn.responseXML,
+            argument : callbackArg
+        };
+    }
+    
+    // private
+    function releaseObject(o) {
+        o.conn = null;
+        o = null;
+    }        
+    
+    // private
+    function handleTransactionResponse(o, callback, isAbort, isTimeout) {
+        if (!callback) {
+            releaseObject(o);
+            return;
         }
-        
-        // private
-        function releaseObject(o) {
-            o.conn = null;
-            o = null;
-        }        
-	    
-        // private
-        function handleTransactionResponse(o, callback, isAbort, isTimeout) {
-            if (!callback) {
-                releaseObject(o);
-                return;
-            }
 
-            var httpStatus, responseObject;
+        var httpStatus, responseObject;
 
-            try {
-                if (o.conn.status !== undefined && o.conn.status != 0) {
-                    httpStatus = o.conn.status;
-                }
-                else {
-                    httpStatus = 13030;
-                }
+        try {
+            if (o.conn.status !== undefined && o.conn.status != 0) {
+                httpStatus = o.conn.status;
             }
-            catch(e) {
+            else {
                 httpStatus = 13030;
             }
+        }
+        catch(e) {
+            httpStatus = 13030;
+        }
 
-            if ((httpStatus >= 200 && httpStatus < 300) || (Ext.isIE && httpStatus == 1223)) {
-                responseObject = createResponseObject(o, callback.argument);
-                if (callback.success) {
-                    if (!callback.scope) {
-                        callback.success(responseObject);
-                    }
-                    else {
-                        callback.success.apply(callback.scope, [responseObject]);
-                    }
+        if ((httpStatus >= 200 && httpStatus < 300) || (Ext.isIE && httpStatus == 1223)) {
+            responseObject = createResponseObject(o, callback.argument);
+            if (callback.success) {
+                if (!callback.scope) {
+                    callback.success(responseObject);
+                }
+                else {
+                    callback.success.apply(callback.scope, [responseObject]);
                 }
             }
-            else {
-                switch (httpStatus) {
-                    case 12002:
-                    case 12029:
-                    case 12030:
-                    case 12031:
-                    case 12152:
-                    case 13030:
-                        responseObject = createExceptionObject(o.tId, callback.argument, (isAbort ? isAbort : false), isTimeout);
-                        if (callback.failure) {
-                            if (!callback.scope) {
-                                callback.failure(responseObject);
-                            }
-                            else {
-                                callback.failure.apply(callback.scope, [responseObject]);
-                            }
+        }
+        else {
+            switch (httpStatus) {
+                case 12002:
+                case 12029:
+                case 12030:
+                case 12031:
+                case 12152:
+                case 13030:
+                    responseObject = createExceptionObject(o.tId, callback.argument, (isAbort ? isAbort : false), isTimeout);
+                    if (callback.failure) {
+                        if (!callback.scope) {
+                            callback.failure(responseObject);
                         }
-                        break;
-                    default:
-                        responseObject = createResponseObject(o, callback.argument);
-                        if (callback.failure) {
-                            if (!callback.scope) {
-                                callback.failure(responseObject);
-                            }
-                            else {
-                                callback.failure.apply(callback.scope, [responseObject]);
-                            }
+                        else {
+                            callback.failure.apply(callback.scope, [responseObject]);
                         }
-                }
+                    }
+                    break;
+                default:
+                    responseObject = createResponseObject(o, callback.argument);
+                    if (callback.failure) {
+                        if (!callback.scope) {
+                            callback.failure(responseObject);
+                        }
+                        else {
+                            callback.failure.apply(callback.scope, [responseObject]);
+                        }
+                    }
             }
+        }
 
-            releaseObject(o);
-            responseObject = null;
-        }  
-        
-        // private
-        function handleReadyState(o, callback){
-	    callback = callback || {};
-            var conn = o.conn,
-            	tId = o.tId,
-            	poll = pub.poll,
-		cbTimeout = callback.timeout || null;
-
-            if (cbTimeout) {
-                pub.timeout[tId] = setTimeout(function() {
-                    pub.abort(o, callback, true);
-                }, cbTimeout);
-            }
+        releaseObject(o);
+        responseObject = null;
+    }  
+    
+    // private
+    function handleReadyState(o, callback){
+    callback = callback || {};
+        var conn = o.conn,
+            tId = o.tId,
+            poll = pub.poll,
+            cbTimeout = callback.timeout || null;
 
-            poll[tId] = setInterval(
-                function() {
-                    if (conn && conn.readyState == 4) {
-                        clearInterval(poll[tId]);
-                        poll[tId] = null;
+        if (cbTimeout) {
+            pub.timeout[tId] = setTimeout(function() {
+                pub.abort(o, callback, true);
+            }, cbTimeout);
+        }
 
-                        if (cbTimeout) {
-                            clearTimeout(pub.timeout[tId]);
-                            pub.timeout[tId] = null;
-                        }
+        poll[tId] = setInterval(
+            function() {
+                if (conn && conn.readyState == 4) {
+                    clearInterval(poll[tId]);
+                    poll[tId] = null;
 
-                        handleTransactionResponse(o, callback);
+                    if (cbTimeout) {
+                        clearTimeout(pub.timeout[tId]);
+                        pub.timeout[tId] = null;
                     }
-                },
-                pub.pollInterval);
-        }
-        
-        // private
-        function asyncRequest(method, uri, callback, postData) {
-            var o = getConnectionObject() || null;
-
-            if (o) {
-                o.conn.open(method, uri, true);
 
-                if (pub.useDefaultXhrHeader) {                    
-                	initHeader('X-Requested-With', pub.defaultXhrHeader);
+                    handleTransactionResponse(o, callback);
                 }
+            },
+            pub.pollInterval);
+    }
+    
+    // private
+    function asyncRequest(method, uri, callback, postData) {
+        var o = getConnectionObject() || null;
 
-                if(postData && pub.useDefaultHeader && (!pub.headers || !pub.headers[CONTENTTYPE])){
-                    initHeader(CONTENTTYPE, pub.defaultPostHeader);
-                }
+        if (o) {
+            o.conn.open(method, uri, true);
 
-                if (pub.defaultHeaders || pub.headers) {
-                    setHeader(o);
-                }
+            if (pub.useDefaultXhrHeader) {                    
+                initHeader('X-Requested-With', pub.defaultXhrHeader);
+            }
 
-                handleReadyState(o, callback);
-                o.conn.send(postData || null);
+            if(postData && pub.useDefaultHeader && (!pub.headers || !pub.headers[CONTENTTYPE])){
+                initHeader(CONTENTTYPE, pub.defaultPostHeader);
             }
-            return o;
+
+            if (pub.defaultHeaders || pub.headers) {
+                setHeader(o);
+            }
+
+            handleReadyState(o, callback);
+            o.conn.send(postData || null);
         }
-        
-        // private
-        function getConnectionObject() {
-            var o;      	
+        return o;
+    }
+    
+    // private
+    function getConnectionObject() {
+        var o;          
 
-            try {
-                if (o = createXhrObject(pub.transactionId)) {
-                    pub.transactionId++;
-                }
-            } catch(e) {
-            } finally {
-                return o;
+        try {
+            if (o = createXhrObject(pub.transactionId)) {
+                pub.transactionId++;
             }
+        } catch(e) {
+        } finally {
+            return o;
         }
-	       
-        // private
-        function createXhrObject(transactionId) {
-            var http;
-            	
-            try {
-                http = new XMLHttpRequest();                
-            } catch(e) {
-                for (var i = 0; i < activeX.length; ++i) {	            
-                    try {
-                        http = new ActiveXObject(activeX[i]);                        
-                        break;
-                    } catch(e) {}
-                }
-            } finally {
-                return {conn : http, tId : transactionId};
+    }
+       
+    // private
+    function createXhrObject(transactionId) {
+        var http;
+            
+        try {
+            http = new XMLHttpRequest();                
+        } catch(e) {
+            for (var i = 0; i < activeX.length; ++i) {              
+                try {
+                    http = new ActiveXObject(activeX[i]);                        
+                    break;
+                } catch(e) {}
             }
+        } finally {
+            return {conn : http, tId : transactionId};
         }
-	         
-	    var pub = {
-	        request : function(method, uri, cb, data, options) {
-			    if(options){
-			        var me = this,		        
-			        	xmlData = options.xmlData,
-			        	jsonData = options.jsonData,
-                        hs;
-			        	
-			        Ext.applyIf(me, options);	        
-		            
-		            if(xmlData || jsonData){
-                        hs = me.headers;
-                        if(!hs || !hs[CONTENTTYPE]){
-			                initHeader(CONTENTTYPE, xmlData ? 'text/xml' : 'application/json');
-                        }
-			            data = xmlData || (Ext.isObject(jsonData) ? Ext.encode(jsonData) : jsonData);
-			        }
-			    }		    		    
-			    return asyncRequest(method || options.method || "POST", uri, cb, data);
-	        },
-	
-	        serializeForm : function(form) {
-		        var fElements = form.elements || (document.forms[form] || Ext.getDom(form)).elements,
-	            	hasSubmit = false,
-	            	encoder = encodeURIComponent,
-		        	element,
-	            	options, 
-	            	name, 
-	            	val,             	
-	            	data = '',
-	            	type;
-	            	
-		        Ext.each(fElements, function(element) {		            
-	                name = element.name;	             
-					type = element.type;
-					
-	                if (!element.disabled && name){
-		                if(/select-(one|multiple)/i.test(type)){			                
-				            Ext.each(element.options, function(opt) {
-					            if (opt.selected) {
-						            data += String.format("{0}={1}&", 						            					  
-						            					 encoder(name),
-                                                         encoder((opt.hasAttribute ? opt.hasAttribute('value') : opt.getAttribute('value') !== null) ? opt.value : opt.text));
-                                }								
-                            });
-		                } else if(!/file|undefined|reset|button/i.test(type)) {
-			                if(!(/radio|checkbox/i.test(type) && !element.checked) && !(type == 'submit' && hasSubmit)){
-                                    
+    }
+         
+    var pub = {
+        request : function(method, uri, cb, data, options) {
+            if(options){
+                var me = this,              
+                    xmlData = options.xmlData,
+                    jsonData = options.jsonData,
+                    hs;
+                    
+                Ext.applyIf(me, options);           
+                
+                if(xmlData || jsonData){
+                    hs = me.headers;
+                    if(!hs || !hs[CONTENTTYPE]){
+                        initHeader(CONTENTTYPE, xmlData ? 'text/xml' : 'application/json');
+                    }
+                    data = xmlData || (!Ext.isPrimitive(jsonData) ? Ext.encode(jsonData) : jsonData);
+                }
+            }                       
+            return asyncRequest(method || options.method || "POST", uri, cb, data);
+        },
+
+        serializeForm : function(form) {
+            var fElements = form.elements || (document.forms[form] || Ext.getDom(form)).elements,
+                hasSubmit = false,
+                encoder = encodeURIComponent,
+                element,
+                options, 
+                name, 
+                val,                
+                data = '',
+                type;
+                
+            Ext.each(fElements, function(element) {                 
+                name = element.name;                 
+                type = element.type;
+                
+                if (!element.disabled && name){
+                    if(/select-(one|multiple)/i.test(type)) {
+                        Ext.each(element.options, function(opt) {
+                            if (opt.selected) {
+                                data += String.format("{0}={1}&", encoder(name), encoder((opt.hasAttribute ? opt.hasAttribute('value') : opt.getAttribute('value') !== null) ? opt.value : opt.text));
+                            }                               
+                        });
+                    } else if(!/file|undefined|reset|button/i.test(type)) {
+                            if(!(/radio|checkbox/i.test(type) && !element.checked) && !(type == 'submit' && hasSubmit)){
+                                
                                 data += encoder(name) + '=' + encoder(element.value) + '&';                     
                                 hasSubmit = /submit/i.test(type);    
-                            } 		                
-		                } 
-	                }
-	            });            
-	            return data.substr(0, data.length - 1);
-	        },
-	        
-	        useDefaultHeader : true,
-	        defaultPostHeader : 'application/x-www-form-urlencoded; charset=UTF-8',
-	        useDefaultXhrHeader : true,
-	        defaultXhrHeader : 'XMLHttpRequest',        
-	        poll : {},
-	        timeout : {},
-	        pollInterval : 50,
-	        transactionId : 0,
-	        
-//	This is never called - Is it worth exposing this?  		        
-// 	        setProgId : function(id) {
-// 	            activeX.unshift(id);
-// 	        },
+                            }                       
+                    } 
+                }
+            });            
+            return data.substr(0, data.length - 1);
+        },
+        
+        useDefaultHeader : true,
+        defaultPostHeader : 'application/x-www-form-urlencoded; charset=UTF-8',
+        useDefaultXhrHeader : true,
+        defaultXhrHeader : 'XMLHttpRequest',        
+        poll : {},
+        timeout : {},
+        pollInterval : 50,
+        transactionId : 0,
+        
+//  This is never called - Is it worth exposing this?               
+//          setProgId : function(id) {
+//              activeX.unshift(id);
+//          },
 
-//	This is never called - Is it worth exposing this?  	
-// 	        setDefaultPostHeader : function(b) {
-// 	            this.useDefaultHeader = b;
-// 	        },
-	        
-//	This is never called - Is it worth exposing this?  	
-// 	        setDefaultXhrHeader : function(b) {
-// 	            this.useDefaultXhrHeader = b;
-// 	        },
+//  This is never called - Is it worth exposing this?   
+//          setDefaultPostHeader : function(b) {
+//              this.useDefaultHeader = b;
+//          },
+        
+//  This is never called - Is it worth exposing this?   
+//          setDefaultXhrHeader : function(b) {
+//              this.useDefaultXhrHeader = b;
+//          },
 
-//	This is never called - Is it worth exposing this?        	
-// 	        setPollingInterval : function(i) {
-// 	            if (typeof i == 'number' && isFinite(i)) {
-// 	                this.pollInterval = i;
-// 	            }
-// 	        },
-	        
-//	This is never called - Is it worth exposing this?
-// 	        resetDefaultHeaders : function() {
-// 	            this.defaultHeaders = null;
-// 	        },
-	
-	        abort : function(o, callback, isTimeout) {
-		        var me = this,
-		        	tId = o.tId,
-		        	isAbort = false;
-		        
-	            if (me.isCallInProgress(o)) {
-	                o.conn.abort();
-	                clearInterval(me.poll[tId]);
-	               	me.poll[tId] = null;
-	                if (isTimeout) {
-	                    me.timeout[tId] = null;
-	                }
-					
-	                handleTransactionResponse(o, callback, (isAbort = true), isTimeout);                
-	            }
-	            return isAbort;
-	        },
-	
-	        isCallInProgress : function(o) {
-	            // if there is a connection and readyState is not 0 or 4
-	            return o.conn && !{0:true,4:true}[o.conn.readyState];	        
-	        }
-	    };
-	    return pub;
-    }();
- +// This is never called - Is it worth exposing this? +// setPollingInterval : function(i) { +// if (typeof i == 'number' && isFinite(i)) { +// this.pollInterval = i; +// } +// }, + +// This is never called - Is it worth exposing this? +// resetDefaultHeaders : function() { +// this.defaultHeaders = null; +// }, + + abort : function(o, callback, isTimeout) { + var me = this, + tId = o.tId, + isAbort = false; + + if (me.isCallInProgress(o)) { + o.conn.abort(); + clearInterval(me.poll[tId]); + me.poll[tId] = null; + clearTimeout(pub.timeout[tId]); + me.timeout[tId] = null; + + handleTransactionResponse(o, callback, (isAbort = true), isTimeout); + } + return isAbort; + }, + + isCallInProgress : function(o) { + // if there is a connection and readyState is not 0 or 4 + return o.conn && !{0:true,4:true}[o.conn.readyState]; + } + }; + return pub; + }();
+ \ No newline at end of file