/**
+ * @class Ext.ToolTip
+ * @extends Ext.Tip
+ * A standard tooltip implementation for providing additional information when hovering over a target element.
+ * @constructor
+ * Create a new Tooltip
+ * @param {Object} config The configuration options
+ */
+Ext.ToolTip = Ext.extend(Ext.Tip, {
+ /**
+ * When a Tooltip is configured with the {@link #delegate} option to cause selected child elements of the {@link #target}
+ * Element to each trigger a seperate show event, this property is set to the DOM element which triggered the show.
+ * @type DOMElement
+ * @property triggerElement
+ */
+ /**
+ * @cfg {Mixed} target The target HTMLElement, Ext.Element or id to monitor for mouseover events to trigger
+ * showing this ToolTip.
+ */
+ /**
+ * @cfg {Boolean} autoHide True to automatically hide the tooltip after the mouse exits the target element
+ * or after the {@link #dismissDelay} has expired if set (defaults to true). If {@link closable} = true a close
+ * tool button will be rendered into the tooltip header.
+ */
+ /**
+ * @cfg {Number} showDelay Delay in milliseconds before the tooltip displays after the mouse enters the
+ * target element (defaults to 500)
+ */
+ showDelay: 500,
+ /**
+ * @cfg {Number} hideDelay Delay in milliseconds after the mouse exits the target element but before the
+ * tooltip actually hides (defaults to 200). Set to 0 for the tooltip to hide immediately.
+ */
+ hideDelay: 200,
+ /**
+ * @cfg {Number} dismissDelay Delay in milliseconds before the tooltip automatically hides (defaults to 5000).
+ * To disable automatic hiding, set dismissDelay = 0.
+ */
+ dismissDelay: 5000,
+ /**
+ * @cfg {Array} mouseOffset An XY offset from the mouse position where the tooltip should be shown (defaults to [15,18]).
+ */
+ /**
+ * @cfg {Boolean} trackMouse True to have the tooltip follow the mouse as it moves over the target element (defaults to false).
+ */
+ trackMouse : false,
+ /**
+ * @cfg {Boolean} anchorToTarget True to anchor the tooltip to the target element, false to
+ * anchor it relative to the mouse coordinates (defaults to true). When anchorToTarget is
+ * true, use {@link #defaultAlign} to control tooltip alignment to the target element. When
+ * anchorToTarget is false, use {@link #anchorPosition} instead to control alignment.
+ */
+ anchorToTarget: true,
+ /**
+ * @cfg {Number} anchorOffset A numeric pixel value used to offset the default position of the
+ * anchor arrow (defaults to 0). When the anchor position is on the top or bottom of the tooltip,
+ * anchorOffset will be used as a horizontal offset. Likewise, when the anchor position is on the
+ * left or right side, anchorOffset will be used as a vertical offset.
+ */
+ anchorOffset: 0,
+ /**
+ * @cfg {String} delegate Optional. A {@link Ext.DomQuery DomQuery} selector which allows selection of individual elements
+ * within the {@link #target} element to trigger showing and hiding the ToolTip as the mouse moves within the target.
+ * When specified, the child element of the target which caused a show event is placed into the {@link #triggerElement} property
+ * before the ToolTip is shown.
+ * This may be useful when a Component has regular, repeating elements in it, each of which need a Tooltip which contains
+ * information specific to that element. For example:
+var myGrid = new Ext.grid.gridPanel(gridConfig);
+myGrid.on('render', function(grid) {
+ var store = grid.getStore(); // Capture the Store.
+ var view = grid.getView(); // Capture the GridView.
+ myGrid.tip = new Ext.ToolTip({
+ target: view.mainBody, // The overall target element.
+ delegate: '.x-grid3-row', // Each grid row causes its own seperate show and hide.
+ trackMouse: true, // Moving within the row should not hide the tip.
+ renderTo: document.body, // Render immediately so that tip.body can be referenced prior to the first show.
+ listeners: { // Change content dynamically depending on which element triggered the show.
+ beforeshow: function updateTipBody(tip) {
+ var rowIndex = view.findRowIndex(tip.triggerElement);
+ tip.body.dom.innerHTML = "Over Record ID " + store.getAt(rowIndex).id;
+ }
+ }
+ });
+});
+ */
+
+ // private
+ targetCounter: 0,
+
+ constrainPosition: false,
+
+ // private
+ initComponent: function(){
+ Ext.ToolTip.superclass.initComponent.call(this);
+ this.lastActive = new Date();
+ this.initTarget(this.target);
+ this.origAnchor = this.anchor;
+ },
+
+ // private
+ onRender : function(ct, position){
+ Ext.ToolTip.superclass.onRender.call(this, ct, position);
+ this.anchorCls = 'x-tip-anchor-' + this.getAnchorPosition();
+ this.anchorEl = this.el.createChild({
+ cls: 'x-tip-anchor ' + this.anchorCls
+ });
+ },
+
+ // private
+ afterRender : function(){
+ Ext.ToolTip.superclass.afterRender.call(this);
+ this.anchorEl.setStyle('z-index', this.el.getZIndex() + 1);
+ },
+
+ /**
+ * Binds this ToolTip to the specified element. The tooltip will be displayed when the mouse moves over the element.
+ * @param {Mixed} t The Element, HtmlElement, or ID of an element to bind to
+ */
+ initTarget : function(target){
+ var t;
+ if((t = Ext.get(target))){
+ if(this.target){
+ this.target = Ext.get(this.target);
+ this.target.un('mouseover', this.onTargetOver, this);
+ this.target.un('mouseout', this.onTargetOut, this);
+ this.target.un('mousemove', this.onMouseMove, this);
+ }
+ this.mon(t, {
+ mouseover: this.onTargetOver,
+ mouseout: this.onTargetOut,
+ mousemove: this.onMouseMove,
+ scope: this
+ });
+ this.target = t;
+ }
+ if(this.anchor){
+ this.anchorTarget = this.target;
+ }
+ },
+
+ // private
+ onMouseMove : function(e){
+ var t = this.delegate ? e.getTarget(this.delegate) : this.triggerElement = true;
+ if (t) {
+ this.targetXY = e.getXY();
+ if (t === this.triggerElement) {
+ if(!this.hidden && this.trackMouse){
+ this.setPagePosition(this.getTargetXY());
+ }
+ } else {
+ this.hide();
+ this.lastActive = new Date(0);
+ this.onTargetOver(e);
+ }
+ } else if (!this.closable && this.isVisible()) {
+ this.hide();
+ }
+ },
+
+ // private
+ getTargetXY : function(){
+ if(this.anchor){
+ this.targetCounter++;
+ var offsets = this.getOffsets();
+ var xy = (this.anchorToTarget && !this.trackMouse) ?
+ this.el.getAlignToXY(this.anchorTarget, this.getAnchorAlign()) :
+ this.targetXY;
+
+ var dw = Ext.lib.Dom.getViewWidth()-5;
+ var dh = Ext.lib.Dom.getViewHeight()-5;
+ var scrollX = (document.documentElement.scrollLeft || document.body.scrollLeft || 0)+5;
+ var scrollY = (document.documentElement.scrollTop || document.body.scrollTop || 0)+5;
+
+ var axy = [xy[0] + offsets[0], xy[1] + offsets[1]];
+ var sz = this.getSize();
+ this.anchorEl.removeClass(this.anchorCls);
+
+ if(this.targetCounter < 2){
+ if(axy[0] < scrollX){
+ if(this.anchorToTarget){
+ this.defaultAlign = 'l-r';
+ if(this.mouseOffset){this.mouseOffset[0] *= -1;}
+ }
+ this.anchor = 'left';
+ return this.getTargetXY();
+ }
+ if(axy[0]+sz.width > dw){
+ if(this.anchorToTarget){
+ this.defaultAlign = 'r-l';
+ if(this.mouseOffset){this.mouseOffset[0] *= -1;}
+ }
+ this.anchor = 'right';
+ return this.getTargetXY();
+ }
+ if(axy[1] < scrollY){
+ if(this.anchorToTarget){
+ this.defaultAlign = 't-b';
+ if(this.mouseOffset){this.mouseOffset[1] *= -1;}
+ }
+ this.anchor = 'top';
+ return this.getTargetXY();
+ }
+ if(axy[1]+sz.height > dh){
+ if(this.anchorToTarget){
+ this.defaultAlign = 'b-t';
+ if(this.mouseOffset){this.mouseOffset[1] *= -1;}
+ }
+ this.anchor = 'bottom';
+ return this.getTargetXY();
+ }
+ }
+
+ this.anchorCls = 'x-tip-anchor-'+this.getAnchorPosition();
+ this.anchorEl.addClass(this.anchorCls);
+ this.targetCounter = 0;
+ return axy;
+ }else{
+ var mouseOffset = this.getMouseOffset();
+ return [this.targetXY[0]+mouseOffset[0], this.targetXY[1]+mouseOffset[1]];
+ }
+ },
+
+ getMouseOffset : function(){
+ var offset = this.anchor ? [0,0] : [15,18];
+ if(this.mouseOffset){
+ offset[0] += this.mouseOffset[0];
+ offset[1] += this.mouseOffset[1];
+ }
+ return offset;
+ },
+
+ // private
+ getAnchorPosition : function(){
+ if(this.anchor){
+ this.tipAnchor = this.anchor.charAt(0);
+ }else{
+ var m = this.defaultAlign.match(/^([a-z]+)-([a-z]+)(\?)?$/);
+ if(!m){
+ throw "AnchorTip.defaultAlign is invalid";
+ }
+ this.tipAnchor = m[1].charAt(0);
+ }
+
+ switch(this.tipAnchor){
+ case 't': return 'top';
+ case 'b': return 'bottom';
+ case 'r': return 'right';
+ }
+ return 'left';
+ },
+
+ // private
+ getAnchorAlign : function(){
+ switch(this.anchor){
+ case 'top' : return 'tl-bl';
+ case 'left' : return 'tl-tr';
+ case 'right': return 'tr-tl';
+ default : return 'bl-tl';
+ }
+ },
+
+ // private
+ getOffsets: function(){
+ var offsets, ap = this.getAnchorPosition().charAt(0);
+ if(this.anchorToTarget && !this.trackMouse){
+ switch(ap){
+ case 't':
+ offsets = [0, 9];
+ break;
+ case 'b':
+ offsets = [0, -13];
+ break;
+ case 'r':
+ offsets = [-13, 0];
+ break;
+ default:
+ offsets = [9, 0];
+ break;
+ }
+ }else{
+ switch(ap){
+ case 't':
+ offsets = [-15-this.anchorOffset, 30];
+ break;
+ case 'b':
+ offsets = [-19-this.anchorOffset, -13-this.el.dom.offsetHeight];
+ break;
+ case 'r':
+ offsets = [-15-this.el.dom.offsetWidth, -13-this.anchorOffset];
+ break;
+ default:
+ offsets = [25, -13-this.anchorOffset];
+ break;
+ }
+ }
+ var mouseOffset = this.getMouseOffset();
+ offsets[0] += mouseOffset[0];
+ offsets[1] += mouseOffset[1];
+
+ return offsets;
+ },
+
+ // private
+ onTargetOver : function(e){
+ if(this.disabled || e.within(this.target.dom, true)){
+ return;
+ }
+ var t = e.getTarget(this.delegate);
+ if (t) {
+ this.triggerElement = t;
+ this.clearTimer('hide');
+ this.targetXY = e.getXY();
+ this.delayShow();
+ }
+ },
+
+ // private
+ delayShow : function(){
+ if(this.hidden && !this.showTimer){
+ if(this.lastActive.getElapsed() < this.quickShowInterval){
+ this.show();
+ }else{
+ this.showTimer = this.show.defer(this.showDelay, this);
+ }
+ }else if(!this.hidden && this.autoHide !== false){
+ this.show();
+ }
+ },
+
+ // private
+ onTargetOut : function(e){
+ if(this.disabled || e.within(this.target.dom, true)){
+ return;
+ }
+ this.clearTimer('show');
+ if(this.autoHide !== false){
+ this.delayHide();
+ }
+ },
+
+ // private
+ delayHide : function(){
+ if(!this.hidden && !this.hideTimer){
+ this.hideTimer = this.hide.defer(this.hideDelay, this);
+ }
+ },
+
+ /**
+ * Hides this tooltip if visible.
+ */
+ hide: function(){
+ this.clearTimer('dismiss');
+ this.lastActive = new Date();
+ if(this.anchorEl){
+ this.anchorEl.hide();
+ }
+ Ext.ToolTip.superclass.hide.call(this);
+ delete this.triggerElement;
+ },
+
+ /**
+ * Shows this tooltip at the current event target XY position.
+ */
+ show : function(){
+ if(this.anchor){
+ // pre-show it off screen so that the el will have dimensions
+ // for positioning calcs when getting xy next
+ this.showAt([-1000,-1000]);
+ this.origConstrainPosition = this.constrainPosition;
+ this.constrainPosition = false;
+ this.anchor = this.origAnchor;
+ }
+ this.showAt(this.getTargetXY());
+
+ if(this.anchor){
+ this.syncAnchor();
+ this.anchorEl.show();
+ this.constrainPosition = this.origConstrainPosition;
+ }else{
+ this.anchorEl.hide();
+ }
+ },
+
+ // inherit docs
+ showAt : function(xy){
+ this.lastActive = new Date();
+ this.clearTimers();
+ Ext.ToolTip.superclass.showAt.call(this, xy);
+ if(this.dismissDelay && this.autoHide !== false){
+ this.dismissTimer = this.hide.defer(this.dismissDelay, this);
+ }
+ },
+
+ // private
+ syncAnchor : function(){
+ var anchorPos, targetPos, offset;
+ switch(this.tipAnchor.charAt(0)){
+ case 't':
+ anchorPos = 'b';
+ targetPos = 'tl';
+ offset = [20+this.anchorOffset, 2];
+ break;
+ case 'r':
+ anchorPos = 'l';
+ targetPos = 'tr';
+ offset = [-2, 11+this.anchorOffset];
+ break;
+ case 'b':
+ anchorPos = 't';
+ targetPos = 'bl';
+ offset = [20+this.anchorOffset, -2];
+ break;
+ default:
+ anchorPos = 'r';
+ targetPos = 'tl';
+ offset = [2, 11+this.anchorOffset];
+ break;
+ }
+ this.anchorEl.alignTo(this.el, anchorPos+'-'+targetPos, offset);
+ },
+
+ // private
+ setPagePosition : function(x, y){
+ Ext.ToolTip.superclass.setPagePosition.call(this, x, y);
+ if(this.anchor){
+ this.syncAnchor();
+ }
+ },
+
+ // private
+ clearTimer : function(name){
+ name = name + 'Timer';
+ clearTimeout(this[name]);
+ delete this[name];
+ },
+
+ // private
+ clearTimers : function(){
+ this.clearTimer('show');
+ this.clearTimer('dismiss');
+ this.clearTimer('hide');
+ },
+
+ // private
+ onShow : function(){
+ Ext.ToolTip.superclass.onShow.call(this);
+ Ext.getDoc().on('mousedown', this.onDocMouseDown, this);
+ },
+
+ // private
+ onHide : function(){
+ Ext.ToolTip.superclass.onHide.call(this);
+ Ext.getDoc().un('mousedown', this.onDocMouseDown, this);
+ },
+
+ // private
+ onDocMouseDown : function(e){
+ if(this.autoHide !== true && !this.closable && !e.within(this.el.dom)){
+ this.disable();
+ this.enable.defer(100, this);
+ }
+ },
+
+ // private
+ onDisable : function(){
+ this.clearTimers();
+ this.hide();
+ },
+
+ // private
+ adjustPosition : function(x, y){
+ if(this.contstrainPosition){
+ var ay = this.targetXY[1], h = this.getSize().height;
+ if(y <= ay && (y+h) >= ay){
+ y = ay-h-5;
+ }
+ }
+ return {x : x, y: y};
+ },
+
+ // private
+ onDestroy : function(){
+ Ext.getDoc().un('mousedown', this.onDocMouseDown, this);
+ Ext.ToolTip.superclass.onDestroy.call(this);
+ }
+});
+
+
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