2 * The dock namespace: Contains all things dock related
6 count : 0, // The number of dock items currently
7 totalcount : 0, // The number of dock items through the page life
8 items : [], // An array of dock items
9 earlybinds : [], // Events added before the dock was augmented to support events
10 Y : null, // The YUI instance to use with dock related code
11 initialised : false, // True once thedock has been initialised
12 delayedevent : null, // Will be an object if there is a delayed event in effect
13 preventevent : null, // Will be an eventtype if there is an eventyoe to prevent
17 * Namespace containing the nodes that relate to the dock
21 dock : null, // The dock itself
22 body : null, // The body of the page
23 panel : null // The docks panel
26 * Configuration parameters used during the initialisation and setup
27 * of dock and dock items.
28 * This is here specifically so that themers can override core parameters and
29 * design aspects without having to re-write navigation
33 buffer:10, // Buffer used when containing a panel
34 position:'left', // position of the dock
35 orientation:'vertical', // vertical || horizontal determines if we change the title
36 spacebeforefirstitem: 10, // Space between the top of the dock and the first item
37 removeallicon: M.util.image_url('t/dock_to_block', 'moodle')
40 * CSS classes to use with the dock
44 dock:'dock', // CSS Class applied to the dock box
45 dockspacer:'dockspacer', // CSS class applied to the dockspacer
46 controls:'controls', // CSS class applied to the controls box
47 body:'has_dock', // CSS class added to the body when there is a dock
48 buttonscontainer: 'buttons_container',
49 dockeditem:'dockeditem', // CSS class added to each item in the dock
50 dockeditemcontainer:'dockeditem_container',
51 dockedtitle:'dockedtitle', // CSS class added to the item's title in each dock
52 activeitem:'activeitem' // CSS class added to the active item
55 * Augments the classes as required and processes early bindings
57 M.core_dock.init = function(Y) {
58 if (this.initialised) {
62 this.initialised = true;
64 this.nodes.body = Y.one(document.body);
66 // Give the dock item class the event properties/methods
67 Y.augment(this.item, Y.EventTarget);
68 Y.augment(this, Y.EventTarget, true);
70 // Publish the events the dock has
71 this.publish('dock:beforedraw', {prefix:'dock'});
72 this.publish('dock:beforeshow', {prefix:'dock'});
73 this.publish('dock:shown', {prefix:'dock'});
74 this.publish('dock:hidden', {prefix:'dock'});
75 this.publish('dock:initialised', {prefix:'dock'});
76 this.publish('dock:itemadded', {prefix:'dock'});
77 this.publish('dock:itemremoved', {prefix:'dock'});
78 this.publish('dock:itemschanged', {prefix:'dock'});
79 this.publish('dock:panelgenerated', {prefix:'dock'});
80 this.publish('dock:panelresizestart', {prefix:'dock'});
81 this.publish('dock:resizepanelcomplete', {prefix:'dock'});
82 this.publish('dock:starting', {prefix: 'dock',broadcast: 2,emitFacade: true});
83 this.fire('dock:starting');
84 // Re-apply early bindings properly now that we can
86 // Check if there is a customisation function
87 if (typeof(customise_dock_for_theme) === 'function') {
89 // Run the customisation function
90 customise_dock_for_theme();
92 // Do nothing at the moment
96 var dock = Y.one('#dock');
98 // Start the construction of the dock
99 dock = Y.Node.create('<div id="dock" class="'+css.dock+' '+css.dock+'_'+this.cfg.position+'_'+this.cfg.orientation+'"></div>')
100 .append(Y.Node.create('<div class="'+css.buttonscontainer+'"></div>')
101 .append(Y.Node.create('<div class="'+css.dockeditemcontainer+'"></div>')));
102 this.nodes.body.append(dock);
104 dock.addClass(css.dock+'_'+this.cfg.position+'_'+this.cfg.orientation);
106 this.holdingarea = Y.Node.create('<div></div>').setStyles({display:'none'});
107 this.nodes.body.append(this.holdingarea);
108 if (Y.UA.ie > 0 && Y.UA.ie < 7) {
109 // Adjust for IE 6 (can't handle fixed pos)
110 dock.setStyle('height', dock.get('winHeight')+'px');
113 this.nodes.dock = dock;
114 this.nodes.buttons = dock.one('.'+css.buttonscontainer);
115 this.nodes.container = this.nodes.buttons.one('.'+css.dockeditemcontainer);
117 if (Y.all('.block.dock_on_load').size() == 0) {
118 // Nothing on the dock... hide it using CSS
119 dock.addClass('nothingdocked');
121 this.nodes.body.addClass(this.css.body).addClass(this.css.body+'_'+this.cfg.position+'_'+this.cfg.orientation);
124 this.fire('dock:beforedraw');
126 // Add a removeall button
127 // Must set the image src seperatly of we get an error with XML strict headers
128 var removeall = Y.Node.create('<img alt="'+M.str.block.undockall+'" title="'+M.str.block.undockall+'" />');
129 removeall.setAttribute('src',this.cfg.removeallicon);
130 removeall.on('removeall|click', this.remove_all, this);
131 this.nodes.buttons.appendChild(Y.Node.create('<div class="'+css.controls+'"></div>').append(removeall));
133 // Create a manager for the height of the tabs. Once set this can be forgotten about
136 enabled : false, // True if the item_sizer is being used, false otherwise
138 * Initialises the dock sizer which then attaches itself to the required
139 * events in order to monitor the dock
143 M.core_dock.on('dock:itemschanged', this.checkSizing, this);
144 Y.on('windowresize', this.checkSizing, this);
147 * Check if the size dock items needs to be adjusted
149 checkSizing : function() {
150 var dock = M.core_dock;
151 var possibleheight = dock.nodes.dock.get('offsetHeight') - dock.nodes.dock.one('.controls').get('offsetHeight') - (dock.cfg.buffer*3) - (dock.items.length*2);
153 for (var id in dock.items) {
154 var dockedtitle = Y.one(dock.items[id].title).ancestor('.'+dock.css.dockedtitle);
157 dockedtitle.setStyle('height', 'auto');
159 totalheight += dockedtitle.get('offsetHeight') || 0;
162 if (totalheight > possibleheight) {
163 this.enable(possibleheight);
167 * Enables the dock sizer and resizes where required.
169 enable : function(possibleheight) {
170 var dock = M.core_dock;
171 var runningcount = 0;
174 for (var id in dock.items) {
175 var itemtitle = Y.one(dock.items[id].title).ancestor('.'+dock.css.dockedtitle);
179 var itemheight = Math.floor((possibleheight-usedheight) / (dock.count - runningcount));
180 var offsetheight = itemtitle.get('offsetHeight');
181 itemtitle.setStyle('overflow', 'hidden');
182 if (offsetheight > itemheight) {
183 itemtitle.setStyle('height', itemheight+'px');
184 usedheight += itemheight;
186 usedheight += offsetheight;
194 // Attach the required event listeners
195 // We use delegate here as that way a handful of events are created for the dock
196 // and all items rather than the same number for the dock AND every item individually
197 Y.delegate('click', this.handleEvent, this.nodes.dock, '.'+this.css.dockedtitle, this, {cssselector:'.'+this.css.dockedtitle, delay:0});
198 Y.delegate('mouseenter', this.handleEvent, this.nodes.dock, '.'+this.css.dockedtitle, this, {cssselector:'.'+this.css.dockedtitle, delay:0.5, iscontained:true, preventevent:'click', preventdelay:3});
199 //Y.delegate('mouseleave', this.handleEvent, this.nodes.body, '#dock', this, {cssselector:'#dock', delay:0.5, iscontained:false});
200 this.nodes.dock.on('mouseleave', this.handleEvent, this, {cssselector:'#dock', delay:0.5, iscontained:false});
202 this.nodes.body.on('click', this.handleEvent, this, {cssselector:'body', delay:0});
203 this.on('dock:itemschanged', this.resizeBlockSpace, this);
204 this.on('dock:itemschanged', this.checkDockVisibility, this);
205 this.on('dock:itemschanged', this.resetFirstItem, this);
206 // Inform everyone the dock has been initialised
207 this.fire('dock:initialised');
211 * Get the panel docked blocks will be shown in and initialise it if we havn't already.
213 M.core_dock.getPanel = function() {
214 if (this.nodes.panel === null) {
215 // Initialise the dockpanel .. should only happen once
216 this.nodes.panel = (function(Y, parent){
217 var dockpanel = Y.Node.create('<div id="dockeditempanel" class="dockitempanel_hidden"><div class="dockeditempanel_content"><div class="dockeditempanel_hd"></div><div class="dockeditempanel_bd"></div></div></div>');
218 // Give the dockpanel event target properties and methods
219 Y.augment(dockpanel, Y.EventTarget);
220 // Publish events for the dock panel
221 dockpanel.publish('dockpanel:beforeshow', {prefix:'dockpanel'});
222 dockpanel.publish('dockpanel:shown', {prefix:'dockpanel'});
223 dockpanel.publish('dockpanel:beforehide', {prefix:'dockpanel'});
224 dockpanel.publish('dockpanel:hidden', {prefix:'dockpanel'});
225 dockpanel.publish('dockpanel:visiblechange', {prefix:'dockpanel'});
226 // Cache the content nodes
227 dockpanel.contentNode = dockpanel.one('.dockeditempanel_content');
228 dockpanel.contentHeader = dockpanel.contentNode.one('.dockeditempanel_hd');
229 dockpanel.contentBody = dockpanel.contentNode.one('.dockeditempanel_bd');
230 // Set the x position of the panel
231 //dockpanel.setX(parent.get('offsetWidth'));
232 dockpanel.visible = false;
234 dockpanel.show = function() {
235 this.fire('dockpanel:beforeshow');
237 this.removeClass('dockitempanel_hidden');
238 this.fire('dockpanel:shown');
239 this.fire('dockpanel:visiblechange');
242 dockpanel.hide = function() {
243 this.fire('dockpanel:beforehide');
244 this.visible = false;
245 this.addClass('dockitempanel_hidden');
246 this.fire('dockpanel:hidden');
247 this.fire('dockpanel:visiblechange');
249 // Add a method to set the header content
250 dockpanel.setHeader = function(content) {
251 this.contentHeader.setContent(content);
252 if (arguments.length > 1) {
253 for (var i=1;i < arguments.length;i++) {
254 this.contentHeader.append(arguments[i]);
258 // Add a method to set the body content
259 dockpanel.setBody = function(content) {
260 this.contentBody.setContent(content);
262 // Add a method to set the top of the panel position
263 dockpanel.setTop = function(newtop) {
264 if (Y.UA.ie > 0 && Y.UA.ie < 7) {
267 this.setStyle('top', newtop.toString()+'px');
272 * Increases the width of the panel to avoid horizontal scrolling
275 dockpanel.correctWidth = function() {
276 var bd = this.one('.dockeditempanel_bd');
279 var w = bd.get('clientWidth');
280 // Scrollable width of content
281 var s = bd.get('scrollWidth');
282 // Width of content container with overflow
283 var ow = this.get('offsetWidth');
286 // The max width (80% of screen)
287 var mw = Math.round(this.get('winWidth') * 0.8);
289 // If the scrollable width is more than the visible width
293 // + any rendering difference (borders, padding)
294 // + 10px to make it look nice.
295 nw = w + (s-w) + ((ow-w)*2) + 10;
298 // Make sure its not more then the maxwidth
303 // Set the new width if its more than the old width.
305 this.setStyle('width', nw+'px');
308 // Put the dockpanel in the body
309 parent.append(dockpanel);
312 })(this.Y, this.nodes.dock);
313 this.nodes.panel.on('panel:visiblechange', this.resize, this);
314 this.Y.on('windowresize', this.resize, this);
315 this.fire('dock:panelgenerated');
317 return this.nodes.panel;
320 * Handles a generic event within the dock
322 * @param {object} options Event configuration object
324 M.core_dock.handleEvent = function(e, options) {
325 var item = this.getActiveItem();
326 if (options.cssselector == 'body') {
327 if (!this.nodes.dock.contains(e.target)) {
334 if (e.target.test(options.cssselector)) {
337 target = e.target.ancestor(options.cssselector);
342 if (this.preventevent !== null && e.type === this.preventevent) {
345 if (options.preventevent) {
346 this.preventevent = options.preventevent;
347 if (options.preventdelay) {
348 setTimeout(function(){M.core_dock.preventevent = null;}, options.preventdelay*1000);
351 if (this.delayedevent && this.delayedevent.timeout) {
352 clearTimeout(this.delayedevent.timeout);
353 this.delayedevent.event.detach();
354 this.delayedevent = null;
356 if (options.delay > 0) {
357 return this.delayEvent(e, options, target);
359 var targetid = target.get('id');
360 if (targetid.match(/^dock_item_(\d+)_title$/)) {
361 item = this.items[targetid.replace(/^dock_item_(\d+)_title$/, '$1')];
374 * This function delays an event and then fires it providing the cursor if either
375 * within or outside of the original target (options.iscontained=true|false)
376 * @param {Y.Event} event
377 * @param {object} options
378 * @param {Y.Node} target
381 M.core_dock.delayEvent = function(event, options, target) {
383 self.delayedevent = (function(){
386 event : self.nodes.body.on('mousemove', function(e){
387 self.delayedevent.target = e.target;
392 self.delayedevent.timeout = setTimeout(function(){
393 self.delayedevent.timeout = null;
394 self.delayedevent.event.detach();
395 if (options.iscontained == self.nodes.dock.contains(self.delayedevent.target)) {
396 self.handleEvent(event, {cssselector:options.cssselector, delay:0, iscontained:options.iscontained});
398 }, options.delay*1000);
402 * Corrects the orientation of the title, which for the default
403 * dock just means making it vertical
404 * The orientation is determined by M.str.langconfig.thisdirectionvertical:
405 * ver : Letters are stacked rather than rotated
406 * ttb : Title is rotated clockwise so the first letter is at the top
407 * btt : Title is rotated counterclockwise so the first letter is at the bottom.
408 * @param {string} title
410 M.core_dock.fixTitleOrientation = function(item, title, text) {
413 var title = Y.one(title);
415 if(M.core_dock.cfg.orientation != 'vertical') {
416 // If the dock isn't vertical don't adjust it!
417 title.setContent(text);
421 if (Y.UA.ie > 0 && Y.UA.ie < 8) {
422 // IE 6/7 can't rotate text so force ver
423 M.str.langconfig.thisdirectionvertical = 'ver';
426 var clockwise = false;
427 switch (M.str.langconfig.thisdirectionvertical) {
430 return title.setContent(text.split('').join('<br />'));
440 // IE8 can flip the text via CSS but not handle SVG
441 title.setContent(text);
442 title.setAttribute('style', 'writing-mode: tb-rl; filter: flipV flipH;display:inline;');
443 title.addClass('filterrotate');
447 // Cool, we can use SVG!
448 var test = Y.Node.create('<h2><span style="font-size:10px;">'+text+'</span></h2>');
449 this.nodes.body.append(test);
450 var height = test.one('span').get('offsetWidth')+4;
451 var width = test.one('span').get('offsetHeight')*2;
452 var qwidth = width/4;
455 // Create the text for the SVG
456 var txt = document.createElementNS('http://www.w3.org/2000/svg', 'text');
457 txt.setAttribute('font-size','10px');
459 txt.setAttribute('transform','rotate(90 '+(qwidth/2)+' '+qwidth+')');
461 txt.setAttribute('y', height);
462 txt.setAttribute('transform','rotate(270 '+qwidth+' '+(height-qwidth)+')');
464 txt.appendChild(document.createTextNode(text));
466 var svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
467 svg.setAttribute('version', '1.1');
468 svg.setAttribute('height', height);
469 svg.setAttribute('width', width);
470 svg.appendChild(txt);
474 item.on('dockeditem:drawcomplete', function(txt, title){
475 txt.setAttribute('fill', Y.one(title).getStyle('color'));
476 }, item, txt, title);
481 * Resizes the space that contained blocks if there were no blocks left in
482 * it. e.g. if all blocks have been moved to the dock
483 * @param {Y.Node} node
485 M.core_dock.resizeBlockSpace = function(node) {
487 if (this.Y.all('.block.dock_on_load').size()>0) {
488 // Do not resize during initial load
491 var blockregions = [];
492 var populatedblockregions = 0;
493 this.Y.all('.block-region').each(function(region){
494 var hasblocks = (region.all('.block').size() > 0);
496 populatedblockregions++;
498 blockregions[region.get('id')] = {hasblocks: hasblocks, bodyclass: region.get('id').replace(/^region\-/, 'side-')+'-only'};
500 var bodynode = M.core_dock.nodes.body;
501 var showregions = false;
502 if (bodynode.hasClass('blocks-moving')) {
503 // open up blocks during blocks positioning
507 var noblocksbodyclass = 'content-only';
509 if (populatedblockregions==0 && showregions==false) {
510 bodynode.addClass(noblocksbodyclass);
511 for (i in blockregions) {
512 bodynode.removeClass(blockregions[i].bodyclass);
514 } else if (populatedblockregions==1 && showregions==false) {
515 bodynode.removeClass(noblocksbodyclass);
516 for (i in blockregions) {
517 if (!blockregions[i].hasblocks) {
518 bodynode.removeClass(blockregions[i].bodyclass);
520 bodynode.addClass(blockregions[i].bodyclass);
524 bodynode.removeClass(noblocksbodyclass);
525 for (i in blockregions) {
526 bodynode.removeClass(blockregions[i].bodyclass);
531 * Adds a dock item into the dock
533 * @param {M.core_dock.item} item
535 M.core_dock.add = function(item) {
536 item.id = this.totalcount;
539 this.items[item.id] = item;
540 this.items[item.id].draw();
541 this.fire('dock:itemadded', item);
542 this.fire('dock:itemschanged', item);
545 * Appends a dock item to the dock
546 * @param {YUI.Node} docknode
548 M.core_dock.append = function(docknode) {
549 this.nodes.container.append(docknode);
552 * Initialises a generic block object
556 M.core_dock.init_genericblock = function(Y, id) {
557 if (!this.initialised) {
560 new this.genericblock(id).initialise_block(Y, Y.one('#inst'+id));
563 * Removes the node at the given index and puts it back into conventional page sturcture
565 * @param {int} uid Unique identifier for the block
568 M.core_dock.remove = function(uid) {
569 if (!this.items[uid]) {
572 this.items[uid].remove();
573 delete this.items[uid];
575 this.fire('dock:itemremoved', uid);
576 this.fire('dock:itemschanged', uid);
580 * Ensures the the first item in the dock has the correct class
582 M.core_dock.resetFirstItem = function() {
583 this.nodes.dock.all('.'+this.css.dockeditem+'.firstdockitem').removeClass('firstdockeditem');
584 if (this.nodes.dock.one('.'+this.css.dockeditem)) {
585 this.nodes.dock.one('.'+this.css.dockeditem).addClass('firstdockitem');
589 * Removes all nodes and puts them back into conventional page sturcture
593 M.core_dock.remove_all = function() {
594 for (var i in this.items) {
600 * Hides the active item
602 M.core_dock.hideActive = function() {
603 var item = this.getActiveItem();
609 * Checks wether the dock should be shown or hidden
611 M.core_dock.checkDockVisibility = function() {
613 this.nodes.dock.addClass('nothingdocked');
614 this.nodes.body.removeClass(this.css.body)
615 .removeClass(this.css.body+'_'+this.cfg.position+'_'+this.cfg.orientation);
616 this.fire('dock:hidden');
618 this.fire('dock:beforeshow');
619 this.nodes.dock.removeClass('nothingdocked');
620 this.nodes.body.addClass(this.css.body)
621 .addClass(this.css.body+'_'+this.cfg.position+'_'+this.cfg.orientation);
622 this.fire('dock:shown');
626 * This smart little function allows developers to attach event listeners before
627 * the dock has been augmented to allows event listeners.
628 * Once the augmentation is complete this function will be replaced with the proper
629 * on method for handling event listeners.
630 * Finally applyBinds needs to be called in order to properly bind events.
631 * @param {string} event
632 * @param {function} callback
634 M.core_dock.on = function(event, callback) {
635 this.earlybinds.push({event:event,callback:callback});
638 * This function takes all early binds and attaches them as listeners properly
639 * This should only be called once augmentation is complete.
641 M.core_dock.applyBinds = function() {
642 for (var i in this.earlybinds) {
643 var bind = this.earlybinds[i];
644 this.on(bind.event, bind.callback);
646 this.earlybinds = [];
649 * This function checks the size and position of the panel and moves/resizes if
650 * required to keep it within the bounds of the window.
652 M.core_dock.resize = function() {
653 this.fire('dock:panelresizestart');
654 var panel = this.getPanel();
655 var item = this.getActiveItem();
656 if (!panel.visible || !item) {
660 if (this.cfg.orientation=='vertical') {
661 var buffer = this.cfg.buffer;
662 var screenheight = parseInt(this.nodes.body.get('winHeight'))-(buffer*2);
663 var docky = this.nodes.dock.getY();
664 var titletop = item.nodes.docktitle.getY()-docky-buffer;
665 var containery = this.nodes.container.getY();
666 var containerheight = containery-docky+this.nodes.buttons.get('offsetHeight');
667 var scrolltop = panel.contentBody.get('scrollTop');
668 panel.contentBody.setStyle('height', 'auto');
669 panel.removeClass('oversized_content');
670 var panelheight = panel.get('offsetHeight');
672 if (this.Y.UA.ie > 0 && this.Y.UA.ie < 7) {
673 panel.setTop(item.nodes.docktitle.getY());
674 } else if (panelheight > screenheight) {
675 panel.setTop(buffer-containerheight);
676 panel.contentBody.setStyle('height', (screenheight-panel.contentHeader.get('offsetHeight'))+'px');
677 panel.addClass('oversized_content');
678 } else if (panelheight > (screenheight-(titletop-buffer))) {
679 var difference = panelheight - (screenheight-titletop);
680 panel.setTop(titletop-containerheight-difference+buffer);
682 panel.setTop(titletop-containerheight+buffer);
686 panel.contentBody.set('scrollTop', scrolltop);
690 if (this.cfg.position=='right') {
691 panel.setStyle('left', -panel.get('offsetWidth')+'px');
693 } else if (this.cfg.position=='top') {
694 var dockx = this.nodes.dock.getX();
695 var titleleft = item.nodes.docktitle.getX()-dockx;
696 panel.setStyle('left', titleleft+'px');
699 this.fire('dock:resizepanelcomplete');
703 * Returns the currently active dock item or false
705 M.core_dock.getActiveItem = function() {
706 for (var i in this.items) {
707 if (this.items[i].active) {
708 return this.items[i];
714 * This class represents a generic block
715 * @class M.core_dock.genericblock
718 M.core_dock.genericblock = function(id) {
719 // Nothing to actually do here but it needs a constructor!
724 M.core_dock.genericblock.prototype = {
725 Y : null, // A YUI instance to use with the block
726 id : null, // The block instance id
727 cachedcontentnode : null, // The cached content node for the actual block
728 blockspacewidth : null, // The width of the block's original container
729 skipsetposition : false, // If true the user preference isn't updated
730 isdocked : false, // True if it is docked
732 * This function should be called within the block's constructor and is used to
733 * set up the initial controls for swtiching block position as well as an initial
734 * moves that may be required.
737 * @param {YUI.Node} node The node that contains all of the block's content
738 * @return {M.core_dock.genericblock}
740 initialise_block : function(Y, node) {
748 var commands = node.one('.header .title .commands');
750 commands = this.Y.Node.create('<div class="commands"></div>');
751 if (node.one('.header .title')) {
752 node.one('.header .title').append(commands);
756 // Must set the image src seperatly of we get an error with XML strict headers
757 var moveto = Y.Node.create('<input type="image" class="moveto customcommand requiresjs" alt="'+M.str.block.addtodock+'" title="'+M.str.block.addtodock+'" />');
758 moveto.setAttribute('src', M.util.image_url('t/block_to_dock', 'moodle'));
759 moveto.on('movetodock|click', this.move_to_dock, this, commands);
761 var blockaction = node.one('.block_action');
763 blockaction.prepend(moveto);
765 commands.append(moveto);
768 // Move the block straight to the dock if required
769 if (node.hasClass('dock_on_load')) {
770 node.removeClass('dock_on_load');
771 this.skipsetposition = true;
772 this.move_to_dock(null, commands);
778 * This function is reponsible for moving a block from the page structure onto the
782 move_to_dock : function(e, commands) {
788 var dock = M.core_dock;
790 var node = Y.one('#inst'+this.id);
791 var blockcontent = node.one('.content');
796 var blockclass = (function(classes){
797 var r = /(^|\s)(block_[a-zA-Z0-9_]+)(\s|$)/;
798 var m = r.exec(classes);
800 })(node.getAttribute('className').toString());
802 this.cachedcontentnode = node;
804 node.replace(Y.Node.getDOMNode(Y.Node.create('<div id="content_placeholder_'+this.id+'" class="block_dock_placeholder"></div>')));
805 M.core_dock.holdingarea.append(node);
808 var blocktitle = Y.Node.getDOMNode(this.cachedcontentnode.one('.title h2')).cloneNode(true);
810 var blockcommands = this.cachedcontentnode.one('.title .commands');
811 if (!blockcommands) {
812 blockcommands = Y.Node.create('<div class="commands"></div>');
813 this.cachedcontentnode.one('.title').append(blockcommands);
816 // Must set the image src seperatly of we get an error with XML strict headers
817 var movetoimg = Y.Node.create('<img alt="'+M.str.block.undockitem+'" title="'+M.str.block.undockitem+'" />');
818 movetoimg.setAttribute('src', M.util.image_url('t/dock_to_block', 'moodle'));
819 var moveto = Y.Node.create('<a class="moveto customcommand requiresjs"></a>').append(movetoimg);
820 if (location.href.match(/\?/)) {
821 moveto.set('href', location.href+'&dock='+this.id);
823 moveto.set('href', location.href+'?dock='+this.id);
825 blockcommands.append(moveto);
827 // Create a new dock item for the block
828 var dockitem = new dock.item(Y, this.id, blocktitle, blockcontent, blockcommands, blockclass);
829 // Wire the draw events to register remove events
830 dockitem.on('dockeditem:drawcomplete', function(e){
831 // check the contents block [editing=off]
832 this.contents.all('.moveto').on('returntoblock|click', function(e){
834 dock.remove(this.id);
836 // check the commands block [editing=on]
837 this.commands.all('.moveto').on('returntoblock|click', function(e){
839 dock.remove(this.id);
842 // Must set the image src seperatly of we get an error with XML strict headers
843 var closeicon = Y.Node.create('<span class="hidepanelicon"><img alt="" style="width:11px;height:11px;cursor:pointer;" /></span>');
844 closeicon.one('img').setAttribute('src', M.util.image_url('t/dockclose', 'moodle'));
845 closeicon.on('forceclose|click', this.hide, this);
846 this.commands.append(closeicon);
848 // Register an event so that when it is removed we can put it back as a block
849 dockitem.on('dockeditem:itemremoved', this.return_to_block, this, dockitem);
852 if (!this.skipsetposition) {
853 // save the users preference
854 M.util.set_user_preference('docked_block_instance_'+this.id, 1);
856 this.skipsetposition = false;
859 this.isdocked = true;
862 * This function removes a block from the dock and puts it back into the page
864 * @param {M.core_dock.class.item}
866 return_to_block : function(dockitem) {
867 var placeholder = this.Y.one('#content_placeholder_'+this.id);
869 if (this.cachedcontentnode.one('.header')) {
870 this.cachedcontentnode.one('.header').insert(dockitem.contents, 'after');
872 this.cachedcontentnode.insert(dockitem.contents);
875 placeholder.replace(this.Y.Node.getDOMNode(this.cachedcontentnode));
876 this.cachedcontentnode = this.Y.one('#'+this.cachedcontentnode.get('id'));
878 var commands = this.cachedcontentnode.one('.title .commands');
880 commands.all('.hidepanelicon').remove();
881 commands.all('.moveto').remove();
884 this.cachedcontentnode.one('.title').append(commands);
885 this.cachedcontentnode = null;
886 M.util.set_user_preference('docked_block_instance_'+this.id, 0);
887 this.isdocked = false;
893 * This class represents an item in the dock
894 * @class M.core_dock.item
896 * @param {YUI} Y The YUI instance to use for this item
897 * @param {int} uid The unique ID for the item
898 * @param {this.Y.Node} title
899 * @param {this.Y.Node} contents
900 * @param {this.Y.Node} commands
901 * @param {string} blockclass
903 M.core_dock.item = function(Y, uid, title, contents, commands, blockclass){
905 this.publish('dockeditem:drawstart', {prefix:'dockeditem'});
906 this.publish('dockeditem:drawcomplete', {prefix:'dockeditem'});
907 this.publish('dockeditem:showstart', {prefix:'dockeditem'});
908 this.publish('dockeditem:showcomplete', {prefix:'dockeditem'});
909 this.publish('dockeditem:hidestart', {prefix:'dockeditem'});
910 this.publish('dockeditem:hidecomplete', {prefix:'dockeditem'});
911 this.publish('dockeditem:itemremoved', {prefix:'dockeditem'});
912 if (uid && this.id==null) {
915 if (title && this.title==null) {
916 this.titlestring = title.cloneNode(true);
917 this.title = document.createElement(title.nodeName);
918 M.core_dock.fixTitleOrientation(this, this.title, this.titlestring.firstChild.nodeValue);
920 if (contents && this.contents==null) {
921 this.contents = contents;
923 if (commands && this.commands==null) {
924 this.commands = commands;
926 if (blockclass && this.blockclass==null) {
927 this.blockclass = blockclass;
929 this.nodes = (function(){
930 return {docktitle : null, dockitem : null, container: null};
936 M.core_dock.item.prototype = {
937 Y : null, // The YUI instance to use with this dock item
938 id : null, // The unique id for the item
939 name : null, // The name of the item
940 title : null, // The title of the item
941 titlestring : null, // The title as a plain string
942 contents : null, // The content of the item
943 commands : null, // The commands for the item
944 active : false, // True if the item is being shown
945 blockclass : null, // The class of the block this item relates to
948 * This function draws the item on the dock
951 this.fire('dockeditem:drawstart');
954 var css = M.core_dock.css;
956 this.nodes.docktitle = Y.Node.create('<div id="dock_item_'+this.id+'_title" class="'+css.dockedtitle+'"></div>');
957 this.nodes.docktitle.append(this.title);
958 this.nodes.dockitem = Y.Node.create('<div id="dock_item_'+this.id+'" class="'+css.dockeditem+'"></div>');
959 if (M.core_dock.count === 1) {
960 this.nodes.dockitem.addClass('firstdockitem');
962 this.nodes.dockitem.append(this.nodes.docktitle);
963 M.core_dock.append(this.nodes.dockitem);
964 this.fire('dockeditem:drawcomplete');
968 * This function toggles makes the item active and shows it
971 M.core_dock.hideActive();
973 var css = M.core_dock.css;
974 var panel = M.core_dock.getPanel();
975 this.fire('dockeditem:showstart');
976 panel.setHeader(this.titlestring, this.commands);
977 panel.setBody(Y.Node.create('<div class="'+this.blockclass+' block_docked"></div>').append(this.contents));
979 panel.correctWidth();
982 // Add active item class first up
983 this.nodes.docktitle.addClass(css.activeitem);
984 this.fire('dockeditem:showcomplete');
985 M.core_dock.resize();
989 * This function hides the item and makes it inactive
992 var css = M.core_dock.css;
993 this.fire('dockeditem:hidestart');
996 // Remove the active class
997 this.nodes.docktitle.removeClass(css.activeitem);
999 M.core_dock.getPanel().hide();
1000 this.fire('dockeditem:hidecomplete');
1003 * This function removes the node and destroys it's bits
1006 remove : function () {
1008 this.nodes.dockitem.remove();
1009 this.fire('dockeditem:itemremoved');