592 lines
No EOL
21 KiB
JavaScript
592 lines
No EOL
21 KiB
JavaScript
/*
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* YUI Extensions 0.33 RC2
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* Copyright(c) 2006, Jack Slocum.
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*/
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/**
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* @class YAHOO.ext.LayoutRegion
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* @extends YAHOO.ext.util.Observable
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* This class represents a region in a layout manager.
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*/
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YAHOO.ext.LayoutRegion = function(mgr, config, pos){
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this.mgr = mgr;
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this.position = pos;
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var dh = YAHOO.ext.DomHelper;
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/** This regions container element @type YAHOO.ext.Element */
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this.el = dh.append(mgr.el.dom, {tag: 'div', cls: 'ylayout-panel ylayout-panel-' + this.position}, true);
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/** This regions title element @type YAHOO.ext.Element */
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this.titleEl = dh.append(this.el.dom, {tag: 'div', unselectable: 'on', cls: 'yunselectable ylayout-panel-hd ylayout-title-'+this.position, children:[
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{tag: 'span', cls: 'yunselectable ylayout-panel-hd-text', unselectable: 'on', html: ' '},
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{tag: 'div', cls: 'yunselectable ylayout-panel-hd-tools', unselectable: 'on'}
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]}, true);
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this.titleEl.enableDisplayMode();
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/** This regions title text element @type HTMLElement */
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this.titleTextEl = this.titleEl.dom.firstChild;
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this.tools = getEl(this.titleEl.dom.childNodes[1], true);
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this.closeBtn = this.createTool(this.tools.dom, 'ylayout-close');
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this.closeBtn.enableDisplayMode();
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this.closeBtn.on('click', this.closeClicked, this, true);
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this.closeBtn.hide();
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/** This regions body element @type YAHOO.ext.Element */
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this.bodyEl = dh.append(this.el.dom, {tag: 'div', cls: 'ylayout-panel-body'}, true);
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this.events = {
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/**
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* @event invalidated
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* Fires when the layout for this region is changed.
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* @param {YAHOO.ext.LayoutRegion} this
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*/
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'invalidated' : new YAHOO.util.CustomEvent('invalidated'),
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/**
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* @event visibilitychange
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* Fires when this region is shown or hidden
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* @param {YAHOO.ext.LayoutRegion} this
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* @param {Boolean} visibility true or false
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*/
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'visibilitychange' : new YAHOO.util.CustomEvent('visibilitychange'),
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/**
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* @event paneladded
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* Fires when a panel is added.
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* @param {YAHOO.ext.LayoutRegion} this
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* @param {YAHOO.ext.ContentPanel} panel The panel
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*/
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'paneladded' : new YAHOO.util.CustomEvent('paneladded'),
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/**
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* @event panelremoved
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* Fires when a panel is removed.
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* @param {YAHOO.ext.LayoutRegion} this
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* @param {YAHOO.ext.ContentPanel} panel The panel
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*/
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'panelremoved' : new YAHOO.util.CustomEvent('panelremoved'),
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/**
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* @event collapsed
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* Fires when this region is collapsed.
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* @param {YAHOO.ext.LayoutRegion} this
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*/
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'collapsed' : new YAHOO.util.CustomEvent('collapsed'),
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/**
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* @event expanded
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* Fires when this region is expanded.
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* @param {YAHOO.ext.LayoutRegion} this
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*/
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'expanded' : new YAHOO.util.CustomEvent('expanded'),
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/**
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* @event panelactivated
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* Fires when a panel is activated.
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* @param {YAHOO.ext.LayoutRegion} this
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* @param {YAHOO.ext.ContentPanel} panel The activated panel
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*/
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'panelactivated' : new YAHOO.util.CustomEvent('panelactivated'),
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/**
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* @event resized
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* Fires when the user resizes this region.
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* @param {YAHOO.ext.LayoutRegion} this
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* @param {Number} newSize The new size (width for east/west, height for north/south)
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*/
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'resized' : new YAHOO.util.CustomEvent('resized')
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};
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/** A collection of panels in this region. @type YAHOO.ext.util.MixedCollection */
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this.panels = new YAHOO.ext.util.MixedCollection();
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this.panels.getKey = this.getPanelId.createDelegate(this);
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this.box = null;
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this.visible = false;
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this.collapsed = false;
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this.hide();
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this.on('paneladded', this.validateVisibility, this, true);
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this.on('panelremoved', this.validateVisibility, this, true);
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this.activePanel = null;
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this.applyConfig(config);
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/* One day this will get finished
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this.draggable = config.draggable || false;
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if(YAHOO.ext.LayoutRegionDD && mgr.enablePanelDD){
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this.dd = new YAHOO.ext.LayoutRegionDD(this);
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}*/
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};
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YAHOO.extendX(YAHOO.ext.LayoutRegion, YAHOO.ext.util.Observable, {
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getPanelId : function(p){
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return p.getId();
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},
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applyConfig : function(config){
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if(config.collapsible && this.position != 'center' && !this.collapsedEl){
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var dh = YAHOO.ext.DomHelper;
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this.collapseBtn = this.createTool(this.tools.dom, 'ylayout-collapse-'+this.position);
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this.collapseBtn.mon('click', this.collapse, this, true);
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/** This regions collapsed element @type YAHOO.ext.Element */
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this.collapsedEl = dh.append(this.mgr.el.dom, {tag: 'div', cls: 'ylayout-collapsed ylayout-collapsed-'+this.position, children:[
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{tag: 'div', cls: 'ylayout-collapsed-tools'}
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]}, true);
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if(config.floatable !== false){
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this.collapsedEl.addClassOnOver('ylayout-collapsed-over');
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this.collapsedEl.mon('click', this.collapseClick, this, true);
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}
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this.expandBtn = this.createTool(this.collapsedEl.dom.firstChild, 'ylayout-expand-'+this.position);
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this.expandBtn.mon('click', this.expand, this, true);
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}
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if(this.collapseBtn){
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this.collapseBtn.setVisible(config.collapsible == true);
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}
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this.cmargins = config.cmargins || this.cmargins ||
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(this.position == 'west' || this.position == 'east' ?
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{top: 0, left: 2, right:2, bottom: 0} :
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{top: 2, left: 0, right:0, bottom: 2});
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this.margins = config.margins || this.margins || {top: 0, left: 0, right:0, bottom: 0};
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this.bottomTabs = config.tabPosition != 'top';
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this.autoScroll = config.autoScroll || false;
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if(this.autoScroll){
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this.bodyEl.setStyle('overflow', 'auto');
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}else{
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this.bodyEl.setStyle('overflow', 'hidden');
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}
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if((!config.titlebar && !config.title) || config.titlebar === false){
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this.titleEl.hide();
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}else{
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this.titleEl.show();
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if(config.title){
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this.titleTextEl.innerHTML = config.title;
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}
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}
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this.duration = config.duration || .30;
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this.slideDuration = config.slideDuration || .45;
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this.config = config;
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if(config.collapsed){
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this.collapse(true);
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}
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},
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/**
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* Resizes the region to the specified size. For vertical regions (west, east) this adjusts
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* the width, for horizontal (north, south) the height.
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* @param {Number} newSize The new width or height
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*/
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resizeTo : function(newSize){
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switch(this.position){
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case 'east':
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case 'west':
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this.el.setWidth(newSize);
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this.fireEvent('resized', this, newSize);
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break;
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case 'north':
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case 'south':
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this.el.setHeight(newSize);
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this.fireEvent('resized', this, newSize);
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break;
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}
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},
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getBox : function(){
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var b;
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if(!this.collapsed){
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b = this.el.getBox(false, true);
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}else{
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b = this.collapsedEl.getBox(false, true);
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}
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return b;
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},
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getMargins : function(){
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return this.collapsed ? this.cmargins : this.margins;
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},
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highlight : function(){
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this.el.addClass('ylayout-panel-dragover');
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},
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unhighlight : function(){
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this.el.removeClass('ylayout-panel-dragover');
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},
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updateBox : function(box){
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this.box = box;
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if(!this.collapsed){
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this.el.dom.style.left = box.x + 'px';
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this.el.dom.style.top = box.y + 'px';
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this.el.setSize(box.width, box.height);
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var bodyHeight = this.config.titlebar ? box.height - (this.titleEl.getHeight()||0) : box.height;
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bodyHeight -= this.el.getBorderWidth('tb');
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bodyWidth = box.width - this.el.getBorderWidth('rl');
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this.bodyEl.setHeight(bodyHeight);
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this.bodyEl.setWidth(bodyWidth);
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var tabHeight = bodyHeight;
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if(this.tabs){
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tabHeight = this.tabs.syncHeight(bodyHeight);
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if(YAHOO.ext.util.Browser.isIE) this.tabs.el.repaint();
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}
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this.panelSize = {width: bodyWidth, height: tabHeight};
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if(this.activePanel){
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this.activePanel.setSize(bodyWidth, tabHeight);
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}
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}else{
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this.collapsedEl.dom.style.left = box.x + 'px';
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this.collapsedEl.dom.style.top = box.y + 'px';
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this.collapsedEl.setSize(box.width, box.height);
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}
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if(this.tabs){
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this.tabs.autoSizeTabs();
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}
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},
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/**
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* Returns the container element for this region.
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* @return {YAHOO.ext.Element}
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*/
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getEl : function(){
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return this.el;
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},
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/**
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* Hides this region.
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*/
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hide : function(){
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if(!this.collapsed){
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this.el.dom.style.left = '-2000px';
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this.el.hide();
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}else{
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this.collapsedEl.dom.style.left = '-2000px';
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this.collapsedEl.hide();
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}
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this.visible = false;
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this.fireEvent('visibilitychange', this, false);
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},
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/**
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* Shows this region if it was previously hidden.
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*/
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show : function(){
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if(!this.collapsed){
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this.el.show();
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}else{
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this.collapsedEl.show();
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}
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this.visible = true;
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this.fireEvent('visibilitychange', this, true);
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},
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/**
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* Returns true if this region is currently visible.
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* @return {Boolean}
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*/
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isVisible : function(){
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return this.visible;
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},
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closeClicked : function(){
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if(this.activePanel){
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this.remove(this.activePanel);
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}
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},
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collapseClick : function(e){
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if(this.isSlid){
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e.stopPropagation();
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this.slideIn();
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}else{
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e.stopPropagation();
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this.slideOut();
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}
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},
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/**
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* Collapses this region.
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* @param {Boolean} skipAnim (optional) true to collapse the element without animation (if animate is true)
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*/
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collapse : function(skipAnim){
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if(this.collapsed) return;
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this.collapsed = true;
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if(this.split){
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this.split.el.hide();
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}
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if(this.config.animate && skipAnim !== true){
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this.animateCollapse();
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}else{
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this.el.setLocation(-20000,-20000);
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this.el.hide();
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this.collapsedEl.show();
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this.fireEvent('collapsed', this);
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}
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this.fireEvent('invalidated', this);
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},
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animateCollapse : function(){
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// overridden
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},
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/**
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* Expand this region if it was previously collapsed.
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* @param {YAHOO.ext.EventObject} e The event that triggered the expand (or null if calling manually)
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* @param {Boolean} skipAnim (optional) true to expand the element without animation (if animate is true)
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*/
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expand : function(e, skipAnim){
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if(e) e.stopPropagation();
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if(!this.collapsed) return;
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if(this.isSlid){
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this.slideIn(this.expand.createDelegate(this));
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return;
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}
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this.collapsed = false;
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this.el.show();
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if(this.config.animate && skipAnim !== true){
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this.animateExpand();
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}else{
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if(this.split){
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this.split.el.show();
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}
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this.collapsedEl.setLocation(-2000,-2000);
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this.collapsedEl.hide();
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this.fireEvent('invalidated', this);
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this.fireEvent('expanded', this);
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}
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},
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animateExpand : function(){
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// overridden
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},
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initTabs : function(){
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this.bodyEl.setStyle('overflow', 'hidden');
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var ts = new YAHOO.ext.TabPanel(this.bodyEl.dom, this.bottomTabs);
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this.tabs = ts;
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ts.resizeTabs = this.config.resizeTabs === true;
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ts.minTabWidth = this.config.minTabWidth || 40;
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ts.maxTabWidth = this.config.maxTabWidth || 250;
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ts.preferredTabWidth = this.config.preferredTabWidth || 150;
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ts.monitorResize = false;
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ts.bodyEl.setStyle('overflow', this.config.autoScroll ? 'auto' : 'hidden');
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this.panels.each(this.initPanelAsTab, this);
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},
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initPanelAsTab : function(panel){
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var ti = this.tabs.addTab(panel.getEl().id, panel.getTitle(), null,
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this.config.closeOnTab && panel.isClosable());
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ti.on('activate', function(){
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this.setActivePanel(panel);
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}, this, true);
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if(this.config.closeOnTab){
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ti.on('beforeclose', function(t, e){
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e.cancel = true;
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this.remove(panel);
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}, this, true);
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}
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return ti;
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},
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updatePanelTitle : function(panel, title){
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if(this.activePanel == panel){
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this.updateTitle(title);
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}
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if(this.tabs){
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this.tabs.getTab(panel.getEl().id).setText(title);
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}
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},
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updateTitle : function(title){
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if(this.titleTextEl && !this.config.title){
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this.titleTextEl.innerHTML = (typeof title != 'undefined' && title.length > 0 ? title : " ");
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}
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},
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setActivePanel : function(panel){
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panel = this.getPanel(panel);
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if(this.activePanel && this.activePanel != panel){
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this.activePanel.setActiveState(false);
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}
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this.activePanel = panel;
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panel.setActiveState(true);
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if(this.panelSize){
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panel.setSize(this.panelSize.width, this.panelSize.height);
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}
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this.closeBtn.setVisible(!this.config.closeOnTab && !this.isSlid && panel.isClosable());
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this.updateTitle(panel.getTitle());
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this.fireEvent('panelactivated', this, panel);
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/*
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if(this.dd && !panel.enableDD){
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this.dd.lock();
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}*/
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},
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/**
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* Show the specified panel.
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* @param {Number/String/ContentPanel} panelId The panels index, id or the panel itself
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* @return {YAHOO.ext.ContentPanel} The shown panel or null
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*/
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showPanel : function(panel){
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if(panel = this.getPanel(panel)){
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if(this.tabs){
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this.tabs.activate(panel.getEl().id);
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}else{
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this.setActivePanel(panel);
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}
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}
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return panel;
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},
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/**
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* Get the active panel for this region.
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* @return {YAHOO.ext.ContentPanel} The active panel or null
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*/
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getActivePanel : function(){
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return this.activePanel;
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},
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validateVisibility : function(){
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if(this.panels.getCount() < 1){
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this.updateTitle(' ');
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this.closeBtn.hide();
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this.hide();
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}else{
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if(!this.isVisible()){
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this.show();
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}
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}
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},
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/**
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* Add the passed ContentPanel(s)
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* @param {ContentPanel...} panel The ContentPanel(s) to add (you can pass more than one)
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* @return {YAHOO.ext.ContentPanel} The panel added (if only one was added)
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*/
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add : function(panel){
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if(arguments.length > 1){
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for(var i = 0, len = arguments.length; i < len; i++) {
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this.add(arguments[i]);
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}
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return null;
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}
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panel.setRegion(this);
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this.panels.add(panel);
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if(this.panels.getCount() == 1 && !this.config.alwaysShowTabs){
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this.bodyEl.dom.appendChild(panel.getEl().dom);
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this.setActivePanel(panel);
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this.fireEvent('paneladded', this, panel);
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return panel;
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}
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if(!this.tabs){
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this.initTabs();
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}else{
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this.initPanelAsTab(panel);
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}
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this.tabs.activate(panel.getEl().id);
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this.fireEvent('paneladded', this, panel);
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return panel;
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},
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/**
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* Returns true if the panel is in this region.
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* @param {Number/String/ContentPanel} panel The panels index, id or the panel itself
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* @return {Boolean}
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*/
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hasPanel : function(panel){
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if(typeof panel == 'object'){ // must be panel obj
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panel = panel.getId();
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}
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return this.getPanel(panel) ? true : false;
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},
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/**
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* Hides the tab for the specified panel.
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* @param {Number/String/ContentPanel} panel The panels index, id or the panel itself
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*/
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hidePanel : function(panel){
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if(this.tabs && (panel = this.getPanel(panel))){
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this.tabs.hideTab(panel.getEl().id);
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}
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},
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/**
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* Unhides the tab for a previously hidden panel.
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* @param {Number/String/ContentPanel} panel The panels index, id or the panel itself
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*/
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unhidePanel : function(panel){
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if(this.tabs && (panel = this.getPanel(panel))){
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this.tabs.unhideTab(panel.getEl().id);
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}
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},
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// broken
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//clearPanels : function(){
|
|
// this.panels.each(this.remove, this);
|
|
//},
|
|
|
|
/**
|
|
* Removes the specified panel. If preservePanel is not true (either here or in the config), the panel is destroyed.
|
|
* @param {Number/String/ContentPanel} panel The panels index, id or the panel itself
|
|
* @param {Boolean} preservePanel Overrides the config preservePanel option
|
|
* @return {YAHOO.ext.ContentPanel} The panel that was removed
|
|
*/
|
|
remove : function(panel, preservePanel){
|
|
panel = this.getPanel(panel);
|
|
if(!panel){
|
|
return null;
|
|
}
|
|
preservePanel = (typeof preservePanel != 'undefined' ? preservePanel : this.config.preservePanels === true);
|
|
var panelId = panel.getId();
|
|
this.panels.removeKey(panelId);
|
|
if(preservePanel){
|
|
document.body.appendChild(panel.getEl().dom);
|
|
}
|
|
if(this.tabs){
|
|
this.tabs.removeTab(panel.getEl().id);
|
|
}else if (!preservePanel){
|
|
this.bodyEl.dom.removeChild(panel.getEl().dom);
|
|
}
|
|
if(this.panels.getCount() == 1 && this.tabs && !this.config.alwaysShowTabs){
|
|
var p = this.panels.first();
|
|
var tempEl = document.createElement('span'); // temp holder to keep IE from deleting the node
|
|
tempEl.appendChild(p.getEl().dom);
|
|
this.bodyEl.update('');
|
|
this.bodyEl.dom.appendChild(p.getEl().dom);
|
|
tempEl = null;
|
|
this.updateTitle(p.getTitle());
|
|
this.tabs = null;
|
|
this.bodyEl.setStyle('overflow', this.config.autoScroll ? 'auto' : 'hidden');
|
|
this.setActivePanel(p);
|
|
}
|
|
panel.setRegion(null);
|
|
if(this.activePanel == panel){
|
|
this.activePanel = null;
|
|
}
|
|
if(this.config.autoDestroy !== false && preservePanel !== true){
|
|
try{panel.destroy();}catch(e){}
|
|
}
|
|
this.fireEvent('panelremoved', this, panel);
|
|
return panel;
|
|
},
|
|
|
|
/**
|
|
* Returns the TabPanel component used by this region
|
|
* @return {YAHOO.ext.TabPanel}
|
|
*/
|
|
getTabs : function(){
|
|
return this.tabs;
|
|
},
|
|
|
|
/**
|
|
* Returns the panel specified or null if it's not in this region.
|
|
* @param {Number/String/ContentPanel} panel The panels index, id or the panel itself
|
|
* @return {YAHOO.ext.ContentPanel}
|
|
*/
|
|
getPanel : function(id){
|
|
if(typeof id == 'object'){ // must be panel obj
|
|
return id;
|
|
}
|
|
return this.panels.get(id);
|
|
},
|
|
|
|
/**
|
|
* Returns this regions position (north/south/east/west/center).
|
|
* @return {String}
|
|
*/
|
|
getPosition: function(){
|
|
return this.position;
|
|
},
|
|
|
|
createTool : function(parentEl, className){
|
|
var btn = YAHOO.ext.DomHelper.append(parentEl, {tag: 'div', cls: 'ylayout-tools-button',
|
|
children: [{tag: 'div', cls: 'ylayout-tools-button-inner ' + className, html: ' '}]}, true);
|
|
btn.on('mouseover', btn.addClass.createDelegate(btn, ['ylayout-tools-button-over']));
|
|
btn.on('mouseout', btn.removeClass.createDelegate(btn, ['ylayout-tools-button-over']));
|
|
return btn;
|
|
}
|
|
}); |