X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/c930e9176a5a85509c5b0230e2bff5c22a591432..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/src/widgets/Layer.js diff --git a/src/widgets/Layer.js b/src/widgets/Layer.js deleted file mode 100644 index e45833dd..00000000 --- a/src/widgets/Layer.js +++ /dev/null @@ -1,466 +0,0 @@ -/*! - * Ext JS Library 3.0.0 - * Copyright(c) 2006-2009 Ext JS, LLC - * licensing@extjs.com - * http://www.extjs.com/license - */ -/** - * @class Ext.Layer - * @extends Ext.Element - * An extended {@link Ext.Element} object that supports a shadow and shim, constrain to viewport and - * automatic maintaining of shadow/shim positions. - * @cfg {Boolean} shim False to disable the iframe shim in browsers which need one (defaults to true) - * @cfg {String/Boolean} shadow True to automatically create an {@link Ext.Shadow}, or a string indicating the - * shadow's display {@link Ext.Shadow#mode}. False to disable the shadow. (defaults to false) - * @cfg {Object} dh DomHelper object config to create element with (defaults to {tag: 'div', cls: 'x-layer'}). - * @cfg {Boolean} constrain False to disable constrain to viewport (defaults to true) - * @cfg {String} cls CSS class to add to the element - * @cfg {Number} zindex Starting z-index (defaults to 11000) - * @cfg {Number} shadowOffset Number of pixels to offset the shadow (defaults to 4) - * @cfg {Boolean} useDisplay - * Defaults to use css offsets to hide the Layer. Specify true - * to use css style 'display:none;' to hide the Layer. - * @constructor - * @param {Object} config An object with config options. - * @param {String/HTMLElement} existingEl (optional) Uses an existing DOM element. If the element is not found it creates it. - */ -(function(){ -Ext.Layer = function(config, existingEl){ - config = config || {}; - var dh = Ext.DomHelper; - var cp = config.parentEl, pel = cp ? Ext.getDom(cp) : document.body; - if(existingEl){ - this.dom = Ext.getDom(existingEl); - } - if(!this.dom){ - var o = config.dh || {tag: 'div', cls: 'x-layer'}; - this.dom = dh.append(pel, o); - } - if(config.cls){ - this.addClass(config.cls); - } - this.constrain = config.constrain !== false; - this.setVisibilityMode(Ext.Element.VISIBILITY); - if(config.id){ - this.id = this.dom.id = config.id; - }else{ - this.id = Ext.id(this.dom); - } - this.zindex = config.zindex || this.getZIndex(); - this.position('absolute', this.zindex); - if(config.shadow){ - this.shadowOffset = config.shadowOffset || 4; - this.shadow = new Ext.Shadow({ - offset : this.shadowOffset, - mode : config.shadow - }); - }else{ - this.shadowOffset = 0; - } - this.useShim = config.shim !== false && Ext.useShims; - this.useDisplay = config.useDisplay; - this.hide(); -}; - -var supr = Ext.Element.prototype; - -// shims are shared among layer to keep from having 100 iframes -var shims = []; - -Ext.extend(Ext.Layer, Ext.Element, { - - getZIndex : function(){ - return this.zindex || parseInt((this.getShim() || this).getStyle('z-index'), 10) || 11000; - }, - - getShim : function(){ - if(!this.useShim){ - return null; - } - if(this.shim){ - return this.shim; - } - var shim = shims.shift(); - if(!shim){ - shim = this.createShim(); - shim.enableDisplayMode('block'); - shim.dom.style.display = 'none'; - shim.dom.style.visibility = 'visible'; - } - var pn = this.dom.parentNode; - if(shim.dom.parentNode != pn){ - pn.insertBefore(shim.dom, this.dom); - } - shim.setStyle('z-index', this.getZIndex()-2); - this.shim = shim; - return shim; - }, - - hideShim : function(){ - if(this.shim){ - this.shim.setDisplayed(false); - shims.push(this.shim); - delete this.shim; - } - }, - - disableShadow : function(){ - if(this.shadow){ - this.shadowDisabled = true; - this.shadow.hide(); - this.lastShadowOffset = this.shadowOffset; - this.shadowOffset = 0; - } - }, - - enableShadow : function(show){ - if(this.shadow){ - this.shadowDisabled = false; - this.shadowOffset = this.lastShadowOffset; - delete this.lastShadowOffset; - if(show){ - this.sync(true); - } - } - }, - - // private - // this code can execute repeatedly in milliseconds (i.e. during a drag) so - // code size was sacrificed for effeciency (e.g. no getBox/setBox, no XY calls) - sync : function(doShow){ - var sw = this.shadow; - if(!this.updating && this.isVisible() && (sw || this.useShim)){ - var sh = this.getShim(); - - var w = this.getWidth(), - h = this.getHeight(); - - var l = this.getLeft(true), - t = this.getTop(true); - - if(sw && !this.shadowDisabled){ - if(doShow && !sw.isVisible()){ - sw.show(this); - }else{ - sw.realign(l, t, w, h); - } - if(sh){ - if(doShow){ - sh.show(); - } - // fit the shim behind the shadow, so it is shimmed too - var a = sw.adjusts, s = sh.dom.style; - s.left = (Math.min(l, l+a.l))+'px'; - s.top = (Math.min(t, t+a.t))+'px'; - s.width = (w+a.w)+'px'; - s.height = (h+a.h)+'px'; - } - }else if(sh){ - if(doShow){ - sh.show(); - } - sh.setSize(w, h); - sh.setLeftTop(l, t); - } - - } - }, - - // private - destroy : function(){ - this.hideShim(); - if(this.shadow){ - this.shadow.hide(); - } - this.removeAllListeners(); - Ext.removeNode(this.dom); - Ext.Element.uncache(this.id); - }, - - remove : function(){ - this.destroy(); - }, - - // private - beginUpdate : function(){ - this.updating = true; - }, - - // private - endUpdate : function(){ - this.updating = false; - this.sync(true); - }, - - // private - hideUnders : function(negOffset){ - if(this.shadow){ - this.shadow.hide(); - } - this.hideShim(); - }, - - // private - constrainXY : function(){ - if(this.constrain){ - var vw = Ext.lib.Dom.getViewWidth(), - vh = Ext.lib.Dom.getViewHeight(); - var s = Ext.getDoc().getScroll(); - - var xy = this.getXY(); - var x = xy[0], y = xy[1]; - var so = this.shadowOffset; - var w = this.dom.offsetWidth+so, h = this.dom.offsetHeight+so; - // only move it if it needs it - var moved = false; - // first validate right/bottom - if((x + w) > vw+s.left){ - x = vw - w - so; - moved = true; - } - if((y + h) > vh+s.top){ - y = vh - h - so; - moved = true; - } - // then make sure top/left isn't negative - if(x < s.left){ - x = s.left; - moved = true; - } - if(y < s.top){ - y = s.top; - moved = true; - } - if(moved){ - if(this.avoidY){ - var ay = this.avoidY; - if(y <= ay && (y+h) >= ay){ - y = ay-h-5; - } - } - xy = [x, y]; - this.storeXY(xy); - supr.setXY.call(this, xy); - this.sync(); - } - } - return this; - }, - - isVisible : function(){ - return this.visible; - }, - - // private - showAction : function(){ - this.visible = true; // track visibility to prevent getStyle calls - if(this.useDisplay === true){ - this.setDisplayed(''); - }else if(this.lastXY){ - supr.setXY.call(this, this.lastXY); - }else if(this.lastLT){ - supr.setLeftTop.call(this, this.lastLT[0], this.lastLT[1]); - } - }, - - // private - hideAction : function(){ - this.visible = false; - if(this.useDisplay === true){ - this.setDisplayed(false); - }else{ - this.setLeftTop(-10000,-10000); - } - }, - - // overridden Element method - setVisible : function(v, a, d, c, e){ - if(v){ - this.showAction(); - } - if(a && v){ - var cb = function(){ - this.sync(true); - if(c){ - c(); - } - }.createDelegate(this); - supr.setVisible.call(this, true, true, d, cb, e); - }else{ - if(!v){ - this.hideUnders(true); - } - var cb = c; - if(a){ - cb = function(){ - this.hideAction(); - if(c){ - c(); - } - }.createDelegate(this); - } - supr.setVisible.call(this, v, a, d, cb, e); - if(v){ - this.sync(true); - }else if(!a){ - this.hideAction(); - } - } - return this; - }, - - storeXY : function(xy){ - delete this.lastLT; - this.lastXY = xy; - }, - - storeLeftTop : function(left, top){ - delete this.lastXY; - this.lastLT = [left, top]; - }, - - // private - beforeFx : function(){ - this.beforeAction(); - return Ext.Layer.superclass.beforeFx.apply(this, arguments); - }, - - // private - afterFx : function(){ - Ext.Layer.superclass.afterFx.apply(this, arguments); - this.sync(this.isVisible()); - }, - - // private - beforeAction : function(){ - if(!this.updating && this.shadow){ - this.shadow.hide(); - } - }, - - // overridden Element method - setLeft : function(left){ - this.storeLeftTop(left, this.getTop(true)); - supr.setLeft.apply(this, arguments); - this.sync(); - return this; - }, - - setTop : function(top){ - this.storeLeftTop(this.getLeft(true), top); - supr.setTop.apply(this, arguments); - this.sync(); - return this; - }, - - setLeftTop : function(left, top){ - this.storeLeftTop(left, top); - supr.setLeftTop.apply(this, arguments); - this.sync(); - return this; - }, - - setXY : function(xy, a, d, c, e){ - this.fixDisplay(); - this.beforeAction(); - this.storeXY(xy); - var cb = this.createCB(c); - supr.setXY.call(this, xy, a, d, cb, e); - if(!a){ - cb(); - } - return this; - }, - - // private - createCB : function(c){ - var el = this; - return function(){ - el.constrainXY(); - el.sync(true); - if(c){ - c(); - } - }; - }, - - // overridden Element method - setX : function(x, a, d, c, e){ - this.setXY([x, this.getY()], a, d, c, e); - return this; - }, - - // overridden Element method - setY : function(y, a, d, c, e){ - this.setXY([this.getX(), y], a, d, c, e); - return this; - }, - - // overridden Element method - setSize : function(w, h, a, d, c, e){ - this.beforeAction(); - var cb = this.createCB(c); - supr.setSize.call(this, w, h, a, d, cb, e); - if(!a){ - cb(); - } - return this; - }, - - // overridden Element method - setWidth : function(w, a, d, c, e){ - this.beforeAction(); - var cb = this.createCB(c); - supr.setWidth.call(this, w, a, d, cb, e); - if(!a){ - cb(); - } - return this; - }, - - // overridden Element method - setHeight : function(h, a, d, c, e){ - this.beforeAction(); - var cb = this.createCB(c); - supr.setHeight.call(this, h, a, d, cb, e); - if(!a){ - cb(); - } - return this; - }, - - // overridden Element method - setBounds : function(x, y, w, h, a, d, c, e){ - this.beforeAction(); - var cb = this.createCB(c); - if(!a){ - this.storeXY([x, y]); - supr.setXY.call(this, [x, y]); - supr.setSize.call(this, w, h, a, d, cb, e); - cb(); - }else{ - supr.setBounds.call(this, x, y, w, h, a, d, cb, e); - } - return this; - }, - - /** - * Sets the z-index of this layer and adjusts any shadow and shim z-indexes. The layer z-index is automatically - * incremented by two more than the value passed in so that it always shows above any shadow or shim (the shadow - * element, if any, will be assigned z-index + 1, and the shim element, if any, will be assigned the unmodified z-index). - * @param {Number} zindex The new z-index to set - * @return {this} The Layer - */ - setZIndex : function(zindex){ - this.zindex = zindex; - this.setStyle('z-index', zindex + 2); - if(this.shadow){ - this.shadow.setZIndex(zindex + 1); - } - if(this.shim){ - this.shim.setStyle('z-index', zindex); - } - return this; - } -}); -})(); \ No newline at end of file