diff --git a/livesupport/modules/htmlUI/var/html/assets/draglist.js b/livesupport/modules/htmlUI/var/html/assets/draglist.js old mode 100755 new mode 100644 index a8651ec13..7c31f0167 --- a/livesupport/modules/htmlUI/var/html/assets/draglist.js +++ b/livesupport/modules/htmlUI/var/html/assets/draglist.js @@ -1,295 +1,149 @@ -// ---------------------------------------------------------------------------- -// (c) Copyright, DTLink, LLC 1997-2005 -// http://www.dtlink.com -// -// DragList - Drag and Drop Ordered Lists -// -// Javascript Support file for formVista fvml tag. -// -// For more information please see: -// -// http://www.formvista.com/otherprojects/draglist.html -// -// For questions or comments please contact us at: -// -// http://www.formvista.com/contact.html -// -// LICENSE: This file is governed by the new BSD license. For more information -// please see the LICENSE.txt file accompanying this package. -// -// REVISION HISTORY: -// -// 2004-11-12 YmL: -// . initial revision. -// -// 2005-05-28 YmL: -// . pulled out of formVista, relicensed and packaged as a standalone implementation. -// -// 2005-06-02 mtmosier: -// . added horizontal dragging support. -// -// ------------------------ +/************************************************** + * dom-drag.js + * 09.25.2001 + * www.youngpup.net + ************************************************** + * 10.28.2001 - fixed minor bug where events + * sometimes fired off the handle, not the root. + ************************************************** + * 05.30.2005 - added a workaround for firefox + * activating links when finished dragging. + * mmosier@astrolabe.com + **************************************************/ -/** -* constructor for dragList class -*/ +var Drag = { -function fv_dragList( name ) + obj : null, + + init : function(o, oRoot, minX, maxX, minY, maxY, bSwapHorzRef, bSwapVertRef, fXMapper, fYMapper) { + o.onmousedown = Drag.start; - // name of this dragList. Must match the id of the root DIV tag. + o.hmode = bSwapHorzRef ? false : true ; + o.vmode = bSwapVertRef ? false : true ; - this.dragListRootId = name; + o.root = oRoot && oRoot != null ? oRoot : o ; - // array of item offsets + if (o.hmode && isNaN(parseInt(o.root.style.left ))) o.root.style.left = "0px"; + if (o.vmode && isNaN(parseInt(o.root.style.top ))) o.root.style.top = "0px"; + if (!o.hmode && isNaN(parseInt(o.root.style.right ))) o.root.style.right = "0px"; + if (!o.vmode && isNaN(parseInt(o.root.style.bottom))) o.root.style.bottom = "0px"; - this.offsetsX = new Array(); - this.offsetsY = new Array(); + o.minX = typeof minX != 'undefined' ? minX : null; + o.minY = typeof minY != 'undefined' ? minY : null; + o.maxX = typeof maxX != 'undefined' ? maxX : null; + o.maxY = typeof maxY != 'undefined' ? maxY : null; - } + o.xMapper = fXMapper ? fXMapper : null; + o.yMapper = fYMapper ? fYMapper : null; -// ---------------------------------------------- + o.root.onDragStart = new Function(); + o.root.onDragEnd = new Function(); + o.root.onDrag = new Function(); + }, -/** -* setup the draglist prior to use -* -* @param string orientation defaults to vert. if set to "horz" renders horizontally. -* @param string itemTagName. if null defaults to "div". Can be "span". -*/ - -fv_dragList.prototype.setup = function( orientation, itemTagName ) + start : function(e) { + var o = Drag.obj = this; + e = Drag.fixE(e); + var y = parseInt(o.vmode ? o.root.style.top : o.root.style.bottom); + var x = parseInt(o.hmode ? o.root.style.left : o.root.style.right ); + o.root.onDragStart(x, y); - var horizontal; + o.startX = x; + o.startY = y; + o.lastMouseX = e.clientX; + o.lastMouseY = e.clientY; - if ( orientation == "horz" ) - horizontal = true; - else - horizontal = false; - - this.listRoot = document.getElementById( this.dragListRootId ); - this.listItems = this.getListItems( itemTagName ); - - for (var i = 0; i < this.listItems.length; i++) - { - - if ( this.listItems[i] == undefined ) - continue; - - if ( horizontal ) - { - Drag.init(this.listItems[i], null, null, null, 0, 0); - } - else - { - Drag.init(this.listItems[i], null, 0, 0, null, null); - } - - // --------------------------------------------------- - // on drag method - - this.listItems[i].onDrag = function( x, y, thisElem ) - { - - x = thisElem.offsetLeft; - y = thisElem.offsetTop; - - // this is a callback from the dom-drag code. From within this - // function "this" does not refer to the fv_draglist function. - - draglist = getDragList( thisElem ); - - draglist.recalcOffsets( itemTagName ); - - var pos = draglist.getCurrentOffset( thisElem, itemTagName ); - - //var listItems = this.getListItems( itemTagName ); - - // if bottom edge is below top of lower item. - - var testMoveUp; - var testMoveDown; - if ( horizontal ) - { - testMoveUp = (x + draglist.getDivWidth(thisElem) > draglist.offsetsX[pos + 1] + draglist.getDivWidth( draglist.listItems[pos + 1] )); - testMoveDown = x < draglist.offsetsX[pos - 1]; - } - else - { - testMoveUp = (y + draglist.getDivHeight(thisElem) > draglist.offsetsY[pos + 1] + draglist.getDivHeight( draglist.listItems[pos + 1] )); - testMoveDown = y < draglist.offsetsY[pos - 1]; - } - - if (( pos != draglist.listItems.length - 1) && testMoveUp ) - { - draglist.listRoot.removeChild(thisElem); - - if ( pos + 1 == draglist.listItems.length ) - { - draglist.listRoot.appendChild( thisElem ); - } - else - { - draglist.listRoot.insertBefore(thisElem, draglist.listItems[pos+1]); - } - - thisElem.style["top"] = "0px"; - thisElem.style["left"] = "0px"; - } - else if ( pos != 0 && testMoveDown ) - { - draglist.listRoot.removeChild(thisElem); - draglist.listRoot.insertBefore(thisElem, draglist.listItems[pos-1]); - thisElem.style["top"] = "0px"; - thisElem.style["left"] = "0px"; - } - - }; - - this.listItems[i].onDragEnd = function(x,y,thisElem) - { - thisElem.style["top"] = "0px"; - thisElem.style["left"] = "0px"; - } - - } // end of for loop. - - this.recalcOffsets( itemTagName ); - - } // end of setup. - -// ---------------------------------------------- - - -/** -* update the order value fields and submit the form. -*/ - -fv_dragList.prototype.do_submit = function( formName, dragListRootId ) - { - - var listOrderItems = this.listRoot.getElementsByTagName("input"); - - for (var i = 0; i < listOrderItems.length; i++) - { - listOrderItems[i].value = i; + if (o.hmode) { + if (o.minX != null) o.minMouseX = e.clientX - x + o.minX; + if (o.maxX != null) o.maxMouseX = o.minMouseX + o.maxX - o.minX; + } else { + if (o.minX != null) o.maxMouseX = -o.minX + e.clientX + x; + if (o.maxX != null) o.minMouseX = -o.maxX + e.clientX + x; } - expr = "document." + formName + ".submit()"; - - eval( expr ); - } - -// ---------------------------------------------- -// "Private" methods. -// ---------------------------------------------- - -fv_dragList.prototype.recalcOffsets = function( itemTagName ) - { - var listItems = this.getListItems( itemTagName ); - - for (var i = 0; i < listItems.length; i++) - { - this.offsetsX[i] = listItems[i].offsetLeft; - this.offsetsY[i] = listItems[i].offsetTop; + if (o.vmode) { + if (o.minY != null) o.minMouseY = e.clientY - y + o.minY; + if (o.maxY != null) o.maxMouseY = o.minMouseY + o.maxY - o.minY; + } else { + if (o.minY != null) o.maxMouseY = -o.minY + e.clientY + y; + if (o.maxY != null) o.minMouseY = -o.maxY + e.clientY + y; } - } -fv_dragList.prototype.getCurrentOffset = function(elem, itemTagName) - { - var listItems = this.getListItems( itemTagName ); + document.onmousemove = Drag.drag; + document.onmouseup = Drag.end; - for (var i = 0; i < listItems.length; i++) - { - if (listItems[i] == elem) - { - return i; + if (o.linkDisabled) { + var hrefs = o.root.getElementsByTagName("a"); + for (var i = 0; i < hrefs.length; i++) { + hrefs[i].onclick = hrefs[i].prevOnclick; + hrefs[i].prevOnclick = null; + } + o.linkDisabled = false; + } + + return false; + }, + + drag : function(e) + { + e = Drag.fixE(e); + var o = Drag.obj; + + var ey = e.clientY; + var ex = e.clientX; + var y = parseInt(o.vmode ? o.root.style.top : o.root.style.bottom); + var x = parseInt(o.hmode ? o.root.style.left : o.root.style.right ); + var nx, ny; + + if (o.minX != null) ex = o.hmode ? Math.max(ex, o.minMouseX) : Math.min(ex, o.maxMouseX); + if (o.maxX != null) ex = o.hmode ? Math.min(ex, o.maxMouseX) : Math.max(ex, o.minMouseX); + if (o.minY != null) ey = o.vmode ? Math.max(ey, o.minMouseY) : Math.min(ey, o.maxMouseY); + if (o.maxY != null) ey = o.vmode ? Math.min(ey, o.maxMouseY) : Math.max(ey, o.minMouseY); + + nx = x + ((ex - o.lastMouseX) * (o.hmode ? 1 : -1)); + ny = y + ((ey - o.lastMouseY) * (o.vmode ? 1 : -1)); + + if (o.xMapper) nx = o.xMapper(y) + else if (o.yMapper) ny = o.yMapper(x) + + Drag.obj.root.style[o.hmode ? "left" : "right"] = nx + "px"; + Drag.obj.root.style[o.vmode ? "top" : "bottom"] = ny + "px"; + Drag.obj.lastMouseX = ex; + Drag.obj.lastMouseY = ey; + + var threshold = 4; + if (!o.linkDisabled) { + if (Math.abs(nx - o.startX) > threshold || Math.abs(ny - o.startY) > threshold) { + var hrefs = o.root.getElementsByTagName("a"); + for (var i = 0; i < hrefs.length; i++) { + hrefs[i].prevOnclick = hrefs[i].onclick; + hrefs[i].onclick = function() { return false; }; + } + o.linkDisabled = true; } } - } -fv_dragList.prototype.getDivWidth = function(elem) + Drag.obj.root.onDrag(nx, ny, Drag.obj.root); + return false; + }, + + end : function() { + document.onmousemove = null; + document.onmouseup = null; + Drag.obj.root.onDragEnd( parseInt(Drag.obj.root.style[Drag.obj.hmode ? "left" : "right"]), + parseInt(Drag.obj.root.style[Drag.obj.vmode + ? "top" : "bottom"]), Drag.obj.root); + Drag.obj = null; + }, - if (( elem == undefined) || ( elem.offsetWidth == undefined )) - return( 0 ); - - value = elem.offsetWidth; - if (isNaN(value)) - { - value = 0; - } - - return( value ); - } - -fv_dragList.prototype.getDivHeight = function(elem) + fixE : function(e) { - - if (( elem == undefined) || ( elem.offsetHeight == undefined )) - return( 0 ); - - value = elem.offsetHeight; - if (isNaN(value)) - { - value = 25; - } - - return( value ); + if (typeof e == 'undefined') e = window.event; + if (typeof e.layerX == 'undefined') e.layerX = e.offsetX; + if (typeof e.layerY == 'undefined') e.layerY = e.offsetY; + return e; } - -/** -* return list of draggable items -*/ - -fv_dragList.prototype.getListItems = function( itemTagName ) - { - if ( itemTagName == undefined ) - { - itemTagName = "div"; - } - - var listItems = this.listRoot.getElementsByTagName( itemTagName ); - - return( listItems ); - } - -// end of draglist class definition. - -// ------------------------------------- - -/** -* add a new dragList to the list of draglists on this page -* -* This implementatoin supports multiple managed draglists on -* a single page. The index is contained in a global dragListIndex -* array that must be declared in the page. -*/ - -function addDragList( draglist ) - { - dragListIndex[ draglist.dragListRootId ] = draglist; - } - -// ------------------------------------------------------- - -/** -* given a draggable div element, return the draglist it belongs to -* -* @see fv_draglist.prototype.setup -* @todo this should probably be a method inside the draglist class. -*/ - -function getDragList( elem ) - { - - // given a list item return the drag list it belongs to. - - var draglistContainer = elem.parentNode; - - var draglist = dragListIndex[ draglistContainer.id ]; - - return( draglist ); - } - -// END +};