From: cap2501 <cap2501>
Date: Mon, 21 Aug 2006 06:14:43 +0000 (+0000)
Subject: Main JS file for topic - ajax course format (still needs a little cleaning though)
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=04b2d74f03d4c75c07c074735ec88c907126d9b9;p=moodle.git

Main JS file for topic - ajax course format (still needs a little cleaning though)
---

diff --git a/course/format/topics/ajaxcourse-topics.js b/course/format/topics/ajaxcourse-topics.js
new file mode 100644
index 0000000000..9fe8f8c139
--- /dev/null
+++ b/course/format/topics/ajaxcourse-topics.js
@@ -0,0 +1,207 @@
+//set DDM to intersect mode
+//YAHOO.util.DDM.mode = YAHOO.util.DDM.INTERSECT; 
+
+//hide content body until done loading(manipulation looks ugly elsewise)
+document.getElementById('content').style.display='none';
+
+//onload object for handling scripts on page load, this insurses they run in my order
+function onload_class(){
+	this.scripts = new Array();
+	this.debug = false;
+}
+
+onload_class.prototype.add = function(script){
+		if(this.debug)YAHOO.log("onload.add - adding "+script,"junk");
+		this.scripts[this.scripts.length] = script;
+	}
+	
+onload_class.prototype.load = function(){
+		var scriptcount = this.scripts.length;
+		if(this.debug)YAHOO.log("onload.load - loading "+scriptcount+" scripts","info");
+		for(i=0;i<scriptcount;i++)
+			eval(this.scripts[i]);		
+	}
+
+var onload = new onload_class();
+
+
+
+//main page object
+function main_class(){
+	this.portal = new php_portal_class();
+	
+	this.blocks = new Array();
+    this.sections = new Array();
+	
+	this.leftcolumn = null;
+	this.rightcolumn = null;	
+	
+	//this.logview = new YAHOO.widget.LogReader(document.body.appendChild(document.createElement('div'))); 
+	this.icons = [];
+	this.marker = null;
+	//things to process onload
+	onload.add('main.process_document();');
+	onload.add("document.getElementById('content').style.display='block';");
+	
+	this.connectQueue = [];
+	this.connectQueueHead = 0;
+	this.connectQueueConnection = null;
+	
+	this.debug = true;
+}
+
+
+main_class.prototype.process_blocks = function(){
+	   //remove unneeded icons (old school position icons and delete/hide although they will be readded)
+       var rmIconClasses = ['icon up','icon down','icon right','icon left','icon delete','icon hide'];
+       for(var c=0;c<rmIconClasses.length;c++){
+            els = YAHOO.util.Dom.getElementsByClassName(rmIconClasses[c]);
+            
+            for(var x=0;x<els.length;x++)
+                els[x].parentNode.removeChild(els[x]);
+       }    
+    
+        //process the block ids passed from php
+		var blockcount = this.portal.blocks.length;
+		YAHOO.log("main.processBlocks - processing "+blockcount+" blocks","info");
+		for(i=0;i<blockcount;i++){
+			this.blocks[i] = new block_class(this.portal.blocks[i][1],"blocks");
+			
+           //put in correct side array also
+            if(this.portal.blocks[i][0] == 'l')
+                main.leftcolumn.add_block(this.blocks[i]);
+            else if(this.portal.blocks[i][0] == 'r')
+                main.rightcolumn.add_block(this.blocks[i]);  
+                
+           //hide if called for
+           if(this.portal.blocks[i][2] == 1)
+              this.blocks[i].toggle_hide(null,null,true);                         
+		}     
+
+	}
+	
+//process the document to get important containers
+main_class.prototype.process_document = function(){
+        YAHOO.log("Processing Document","info");
+        //process columns for blocks
+		this.leftcolumn = new column_class('left-column',"blocks",null,'l');
+		this.rightcolumn = new column_class('right-column',"blocks",null,'r');
+        
+        //process sections
+        this.sections[0] = document.getElementById('section-0');
+        var ct = 1;
+        while(document.getElementById('section-'+ct) != null){            
+                this.sections[ct]=new section_class('section-'+ct,"sections");
+                this.sections[ct].addToGroup('resources');
+                ct++;
+        }
+        if(this.debug)YAHOO.log("Processed "+ct+" sections");        
+
+	}
+	
+//return block by id
+main_class.prototype.get_block_index = function(el){
+	   var blockcount = this.blocks.length;
+	   for(i=0;i<blockcount;i++)
+	       if(this.blocks[i] == el)
+	           return i;
+	}
+	
+main_class.prototype.get_section_index = function(el){
+	   var sectioncount = this.sections.length;
+	   for(i=0;i<sectioncount;i++)
+	       if(this.sections[i] == el)
+	           return i;
+	}	
+
+main_class.prototype.mk_button = function(tag,imgSrc,attributes,imgAttributes){
+        //create button and return object   
+        var container = document.createElement(tag);
+        container.style.cursor = 'pointer';       
+        var image = document.createElement('img');
+        image.setAttribute('src',main.portal.wwwroot+imgSrc);          
+        container.appendChild(image);
+        
+        if(attributes != null)
+            for(var c=0;c<attributes.length;c++)
+                container.setAttribute(attributes[c][0],attributes[c][1]);
+                
+        if(imgAttributes != null)
+            for(var c=0;c<attributes.length;c++)
+                image.setAttribute(imgAttributes[c][0],imgAttributes[c][1]);                
+                                
+        return container;
+    }
+    
+main_class.prototype.connect = function(method,urlStub,callback,body){
+        if(this.debug)YAHOO.log("Making "+method+" connection to /course/format/topicsajax/commands.php?courseId="+main.portal.id+"&"+urlStub);
+        if(callback == null){
+            callback = {}
+        }
+        return YAHOO.util.Connect.asyncRequest(method,this.portal.wwwroot+"/course/format/topicsajax/commands.php?courseId="+main.portal.id+"&"+urlStub,callback,body);
+        
+
+    } 
+    
+main_class.prototype.connectQueue_add = function(method,urlStub,callback,body){
+        var Qlength = main.connectQueue.length;
+        main.connectQueue[Qlength] = [];
+        main.connectQueue[Qlength]['method'] = method;
+        main.connectQueue[Qlength]['urlStub'] = urlStub;
+        main.connectQueue[Qlength]['body'] = body;
+        
+        if(main.connectQueueConnection == null || !YAHOO.util.Connect.isCallInProgress(main.connectQueueConnection))
+            main.connectQueue_fireNext();
+    }  
+    
+main_class.prototype.connectQueue_fireNext= function(){
+        var head = main.connectQueueHead;
+        if(head >= main.connectQueue.length)
+            return;
+        
+        var callback = {
+             success: function(){
+                 main.connectQueue_fireNext();
+             }
+        }
+        
+        main.connectQueueConnection = main.connect(main.connectQueue[head]['method'],main.connectQueue[head]['urlStub'],callback,main.connectQueue[head]['body'])
+        
+        main.connectQueueHead++;
+    }           
+     
+main_class.prototype.update_marker = function(newMarker){
+       if(this.marker != null)
+           this.marker.toggle_highlight();
+           
+       this.marker = newMarker;     
+       this.marker.toggle_highlight();
+       
+       this.connect('post','class=course&field=marker',null,'value='+this.marker.sectionId);
+    } 
+
+        
+
+
+var main = new main_class();
+
+
+
+
+//portal to php data
+function php_portal_class(){
+    this.id = null;
+    
+    //array of id's of blocks set at end of page load by php    
+    this.blocks = new Array();
+    this.imagePath = null;
+    
+    //flag for week fomat
+    this.isWeek = false;
+       
+    YAHOO.log("instantiated php_portal_class","info");
+}
+
+
+
+