Author: lgiessmann Date: Tue Jun 23 10:24:07 2009 New Revision: 59

Log: ajax-client: added a onchange-handler for scope-frames

Modified: trunk/src/ajax/javascripts/datamodel.js

Modified: trunk/src/ajax/javascripts/datamodel.js ============================================================================== --- trunk/src/ajax/javascripts/datamodel.js (original) +++ trunk/src/ajax/javascripts/datamodel.js Tue Jun 23 10:24:07 2009 @@ -728,8 +728,77 @@ }

function changeHandler(event){ - alert("changed!"); - } + try{ + var eventOwner = event.element(); + var newValue = eventOwner.value; + var oldValue = null; + var allValues = new Array(); + var allOpts = myself.getFrame().select("option"); + var allOwnOpts = eventOwner.select("option"); + for(var i = 0; i !== allOwnOpts.length; ++i) allOpts = allOpts.without(allOwnOpts[i]); + + // --- collects all selected values + for(var i = 0; i !== allOpts.length; ++i) allValues.push(allOpts[i].value); + allValues = allValues.uniq(); + var foundContent = new Array(); + for(var i = 0; i !== allValues.length; ++i){ + for(var j = 0; contents && j !== contents.length; ++j){ + for(var k = 0; k !== contents[j].length; ++k){ + if(contents[j][k].indexOf(allValues[i]) !== -1) foundContent.push(contents[j]); + if(contents[j][k].indexOf(newValue) !== -1) foundContent.push(contents[j]); + } + } + } + foundContent = foundContent.uniq(); + // --- searches for the content to be removed from all other select elements + // --- and for the values to be inserted to all other elements + var contentToAdd = null; + var contentToRemove = null; + if(contents && contents.length !== 0){ + for(var i = 0; i !== contents.length; ++i){ + if(foundContent.indexOf(contents[i]) === -1) contentToAdd = contents[i]; + if(!contentToRemove){ + for(var j = 0; j !== contents[i].length; ++j){ + if(contentToRemove) break; + for(var k = 0; k !== contents[i][j].length; ++k){ + if(contents[i][j][k].indexOf(newValue) !== -1){ + contentToRemove = contents[i]; + break; + } + } + } + } + } + } + + // --- iterates through all select elements and adds/removes the found values + var selects = myself.getFrame().select("select"); + selects = selects.without(eventOwner); + if(contentToAdd) contentToAdd = contentToAdd.flatten(); + if(contentToRemove) contentToRemove = contentToRemove.flatten(); + for(var i = 0; i !== selects.length; ++i){ + var opts = selects[i].select("option"); + var val = selects[i].value; + for(var j = 0; j !== opts.length; ++j){ + if(contentToRemove.indexOf(opts[j].value) !== -1) opts[j].remove(); + } + + if(contentToAdd){ + var selectOpts = new Array(); + for(var j = 0; j !== opts.length; ++j) selectOpts.push(opts[j].value); + var iter = 0; + for( ; iter !== contentToAdd.length; ++iter){ + if(selectOpts.indexOf(contentToAdd[iter]) !== -1) break; + } + if(iter === contentToAdd.length){ + for(var j = 0; j !== contentToAdd.length; ++j){ + selects[i].insert({"bottom" : new Element("option", {"value" : contentToAdd[j]}).update(contentToAdd[j])}); + } + } + } + } + }catch(err){ alert("ch: " + err);} + } // changeHandler

for(var i = 0; i != rows.length; ++i){ var selectE = rows[i].select("select");