/*
+ * Based on:
+ * Ext JS Library 1.1.1
+ * Copyright(c) 2006-2007, Ext JS, LLC.
+ *
+ * Originally Released Under LGPL - original licence link has changed is not relivant.
+ *
+ * Fork - LGPL
+ * <script type="text/javascript">
+ */
+
+/**
+ * @class Roo.BoxComponent
+ * @extends Roo.Component
+ * Base class for any visual {@link Roo.Component} that uses a box container. BoxComponent provides automatic box
+ * model adjustments for sizing and positioning and will work correctly withnin the Component rendering model. All
+ * container classes should subclass BoxComponent so that they will work consistently when nested within other Ext
+ * layout containers.
+ * @constructor
+ * @param {Roo.Element/String/Object} config The configuration options.
+ */
+Roo.BoxComponent = function(config){
+ Roo.Component.call(this, config);
+ this.addEvents({
+ /**
+ * @event resize
+ * Fires after the component is resized.
+ * @param {Roo.Component} this
+ * @param {Number} adjWidth The box-adjusted width that was set
+ * @param {Number} adjHeight The box-adjusted height that was set
+ * @param {Number} rawWidth The width that was originally specified
+ * @param {Number} rawHeight The height that was originally specified
+ */
+ resize : true,
+ /**
+ * @event move
+ * Fires after the component is moved.
+ * @param {Roo.Component} this
+ * @param {Number} x The new x position
+ * @param {Number} y The new y position
+ */
+ move : true
+ });
+};
+
+Roo.extend(Roo.BoxComponent, Roo.Component, {
+ // private, set in afterRender to signify that the component has been rendered
+ boxReady : false,
+ // private, used to defer height settings to subclasses
+ deferHeight: false,
+ /** @cfg {Number} width
+ * width (optional) size of component
+ */
+ /** @cfg {Number} height
+ * height (optional) size of component
+ */
+
+ /**
+ * Sets the width and height of the component. This method fires the resize event. This method can accept
+ * either width and height as separate numeric arguments, or you can pass a size object like {width:10, height:20}.
+ * @param {Number/Object} width The new width to set, or a size object in the format {width, height}
+ * @param {Number} height The new height to set (not required if a size object is passed as the first arg)
+ * @return {Roo.BoxComponent} this
+ */
+ setSize : function(w, h){
+ // support for standard size objects
+ if(typeof w == 'object'){
+ h = w.height;
+ w = w.width;
+ }
+ // not rendered
+ if(!this.boxReady){
+ this.width = w;
+ this.height = h;
+ return this;
+ }
+
+ // prevent recalcs when not needed
+ if(this.lastSize && this.lastSize.width == w && this.lastSize.height == h){
+ return this;
+ }
+ this.lastSize = {width: w, height: h};
+
+ var adj = this.adjustSize(w, h);
+ var aw = adj.width, ah = adj.height;
+ if(aw !== undefined || ah !== undefined){ // this code is nasty but performs better with floaters
+ var rz = this.getResizeEl();
+ if(!this.deferHeight && aw !== undefined && ah !== undefined){
+ rz.setSize(aw, ah);
+ }else if(!this.deferHeight && ah !== undefined){
+ rz.setHeight(ah);
+ }else if(aw !== undefined){
+ rz.setWidth(aw);
+ }
+ this.onResize(aw, ah, w, h);
+ this.fireEvent('resize', this, aw, ah, w, h);
+ }
+ return this;
+ },
+
+ /**
+ * Gets the current size of the component's underlying element.
+ * @return {Object} An object containing the element's size {width: (element width), height: (element height)}
+ */
+ getSize : function(){
+ return this.el.getSize();
+ },
+
+ /**
+ * Gets the current XY position of the component's underlying element.
+ * @param {Boolean} local (optional) If true the element's left and top are returned instead of page XY (defaults to false)
+ * @return {Array} The XY position of the element (e.g., [100, 200])
+ */
+ getPosition : function(local){
+ if(local === true){
+ return [this.el.getLeft(true), this.el.getTop(true)];
+ }
+ return this.xy || this.el.getXY();
+ },
+
+ /**
+ * Gets the current box measurements of the component's underlying element.
+ * @param {Boolean} local (optional) If true the element's left and top are returned instead of page XY (defaults to false)
+ * @returns {Object} box An object in the format {x, y, width, height}
+ */
+ getBox : function(local){
+ var s = this.el.getSize();
+ if(local){
+ s.x = this.el.getLeft(true);
+ s.y = this.el.getTop(true);
+ }else{
+ var xy = this.xy || this.el.getXY();
+ s.x = xy[0];
+ s.y = xy[1];
+ }
+ return s;
+ },
+
+ /**
+ * Sets the current box measurements of the component's underlying element.
+ * @param {Object} box An object in the format {x, y, width, height}
+ * @returns {Roo.BoxComponent} this
+ */
+ updateBox : function(box){
+ this.setSize(box.width, box.height);
+ this.setPagePosition(box.x, box.y);
+ return this;
+ },
+
+ // protected
+ getResizeEl : function(){
+ return this.resizeEl || this.el;
+ },
+
+ // protected
+ getPositionEl : function(){
+ return this.positionEl || this.el;
+ },
+
+ /**
+ * Sets the left and top of the component. To set the page XY position instead, use {@link #setPagePosition}.
+ * This method fires the move event.
+ * @param {Number} left The new left
+ * @param {Number} top The new top
+ * @returns {Roo.BoxComponent} this
+ */
+ setPosition : function(x, y){
+ this.x = x;
+ this.y = y;
+ if(!this.boxReady){
+ return this;
+ }
+ var adj = this.adjustPosition(x, y);
+ var ax = adj.x, ay = adj.y;
+
+ var el = this.getPositionEl();
+ if(ax !== undefined || ay !== undefined){
+ if(ax !== undefined && ay !== undefined){
+ el.setLeftTop(ax, ay);
+ }else if(ax !== undefined){
+ el.setLeft(ax);
+ }else if(ay !== undefined){
+ el.setTop(ay);
+ }
+ this.onPosition(ax, ay);
+ this.fireEvent('move', this, ax, ay);
+ }
+ return this;
+ },
+
+ /**
+ * Sets the page XY position of the component. To set the left and top instead, use {@link #setPosition}.
+ * This method fires the move event.
+ * @param {Number} x The new x position
+ * @param {Number} y The new y position
+ * @returns {Roo.BoxComponent} this
+ */
+ setPagePosition : function(x, y){
+ this.pageX = x;
+ this.pageY = y;
+ if(!this.boxReady){
+ return;
+ }
+ if(x === undefined || y === undefined){ // cannot translate undefined points
+ return;
+ }
+ var p = this.el.translatePoints(x, y);
+ this.setPosition(p.left, p.top);
+ return this;
+ },
+
+ // private
+ onRender : function(ct, position){
+ Roo.BoxComponent.superclass.onRender.call(this, ct, position);
+ if(this.resizeEl){
+ this.resizeEl = Roo.get(this.resizeEl);
+ }
+ if(this.positionEl){
+ this.positionEl = Roo.get(this.positionEl);
+ }
+ },
+
+ // private
+ afterRender : function(){
+ Roo.BoxComponent.superclass.afterRender.call(this);
+ this.boxReady = true;
+ this.setSize(this.width, this.height);
+ if(this.x || this.y){
+ this.setPosition(this.x, this.y);
+ }
+ if(this.pageX || this.pageY){
+ this.setPagePosition(this.pageX, this.pageY);
+ }
+ },
+
+ /**
+ * Force the component's size to recalculate based on the underlying element's current height and width.
+ * @returns {Roo.BoxComponent} this
+ */
+ syncSize : function(){
+ delete this.lastSize;
+ this.setSize(this.el.getWidth(), this.el.getHeight());
+ return this;
+ },
+
+ /**
+ * Called after the component is resized, this method is empty by default but can be implemented by any
+ * subclass that needs to perform custom logic after a resize occurs.
+ * @param {Number} adjWidth The box-adjusted width that was set
+ * @param {Number} adjHeight The box-adjusted height that was set
+ * @param {Number} rawWidth The width that was originally specified
+ * @param {Number} rawHeight The height that was originally specified
+ */
+ onResize : function(adjWidth, adjHeight, rawWidth, rawHeight){
+
+ },
+
+ /**
+ * Called after the component is moved, this method is empty by default but can be implemented by any
+ * subclass that needs to perform custom logic after a move occurs.
+ * @param {Number} x The new x position
+ * @param {Number} y The new y position
+ */
+ onPosition : function(x, y){
+
+ },
+
+ // private
+ adjustSize : function(w, h){
+ if(this.autoWidth){
+ w = 'auto';
+ }
+ if(this.autoHeight){
+ h = 'auto';
+ }
+ return {width : w, height: h};
+ },
+
+ // private
+ adjustPosition : function(x, y){
+ return {x : x, y: y};
+ }
+});
\ No newline at end of file