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Diffstat (limited to 'usr/local/www/draglist.js')
| -rwxr-xr-x | usr/local/www/draglist.js | 331 |
1 files changed, 0 insertions, 331 deletions
diff --git a/usr/local/www/draglist.js b/usr/local/www/draglist.js deleted file mode 100755 index bb62b7a..0000000 --- a/usr/local/www/draglist.js +++ /dev/null @@ -1,331 +0,0 @@ -// ---------------------------------------------------------------------------- -// (c) Copyright, DTLink, LLC 1997-2005 -// http://www.dtlink.com -// -// DragList - Drag and Drop Ordered Lists -// -// Javascript Support file for formVista <draglist> 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 -/* - The DragList drag and drop ordered lists implementation is available under the terms of the new BSD license. - - Copyright (c) 2005, DTLink, LLC - All rights reserved. - - Redistribution and use in source and binary forms, with or - without modification, are permitted provided that the following - conditions are met: - - * Redistributions of source code must retain the above - copyright notice, this list of conditions and the following - disclaimer. - - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - - * Neither the name of DTLink, LLC nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND - CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, - INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR - OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, - EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ -// -// 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. -// -// ------------------------ - -/** -* constructor for dragList class -*/ - -function fv_dragList( name ) - { - - // name of this dragList. Must match the id of the root DIV tag. - - this.dragListRootId = name; - - // array of item offsets - - this.offsetsX = new Array(); - this.offsetsY = new Array(); - - } - -// ---------------------------------------------- - -/** -* 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 ) - { - - var horizontal; - - 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; - } - - 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; - } - }; - -fv_dragList.prototype.getCurrentOffset = function(elem, itemTagName) - { - var listItems = this.getListItems( itemTagName ); - - for (var i = 0; i < listItems.length; i++) - { - if (listItems[i] == elem) - { - return i; - } - } - }; - -fv_dragList.prototype.getDivWidth = function(elem) - { - - if (( elem == undefined) || ( elem.offsetWidth == undefined )) - return( 0 ); - - value = elem.offsetWidth; - if (isNaN(value)) - { - value = 0; - } - - return( value ); - }; - -fv_dragList.prototype.getDivHeight = function(elem) - { - - if (( elem == undefined) || ( elem.offsetHeight == undefined )) - return( 0 ); - - value = elem.offsetHeight; - if (isNaN(value)) - { - value = 25; - } - - return( value ); - }; - -/** -* 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 |
