///////////Preference and XML vars
var startNodes = new XML('<root><presets/></root>');//creates a start for addin info to the XML preference file.
//var startNodes = new XML('<root><presets><preset presetName ="Current Default"/></presets></root>');//creates a start for addin info to the XML preference file.
var prefXML = new XML();// the actual XML file that holds the preferences until written to a file.
//var prefXML = new XML();// the actual XML file that holds the preferences until written to a file.
var presetList = new Array( );//Blank array to be populated with the users preferences stored in an XML file
var saveName;//Name for the saved preset
var xmlFile = new File('~/Desktop/xmlTest.xml');
if(xmlFile.exists){
prefXML = new XML(readXMLFile(xmlFile))
};// see if a preference file exists and load it.
else {prefXML = startNodes}
var dlg = new Window('dialog','XML Test')
var myCheckBox = dlg.add('checkbox',undefined,'Check Box'); myCheckBox.name='myCheckBox';
var myRadio1 = dlg.add('radiobutton',undefined,'Radio 1'); myRadio1.name='myRadio1';
var myRadio2 = dlg.add('radiobutton',undefined,'Radio 2'); myRadio2.name='myRadio2';
myRadio1.value = true;
var myEditT = dlg.add('edittext',undefined,'Edit Test '); myEditT.name='myEditT';
var myStaticT = dlg.add('statictext',undefined,'Static Test '); myStaticT.name='myStaticT';
var mySlider = dlg.add('slider',undefined,25,0,100); mySlider.name='mySlider';
var myDropList = dlg.add('dropdownlist',undefined,['one','two','three']); myDropList.name='myDropList';
/////////////////////////////////// This needs to be in any dialog box for the presets to work///////////////////////////////////////////////////////////
/////////////////////////////////// The name of the dialog has to match whatever is in the current UI///////////////////////////////////////////
dlg.gp = dlg.add('group');
dlg.gp.orientation = 'row';
var presetListDrop = dlg.gp.add('dropdownlist',undefined, ['No Presets']); //presetListDrop.name = 'presetListDrop';
presetListDrop.size = [700,16]
presetListDrop.selection = 0;
presetListDrop.onChange = function(){//updates UI when new preset is selected
if(prefXML.presets.children().length()>0){//loads presets into UI
setUIvar(prefXML,parseInt(presetListDrop.selection),dlg);
};
};
var saveP = dlg.gp.add('button',undefined,'Create New Preset')
var deleteP = dlg.gp.add('button',undefined,'Delete Current Preset')
saveP.onClick = function(){
var goodName = true;
saveName = prompt ('Enter a name for the preset', '', 'Preset Save');
for(var i=0;i<presetListDrop.items.length;i++){
if(presetListDrop.items.text==saveName){
goodName = false;
alert(saveName +' is already in use. Choose another name.')
}
}
if(saveName && goodName){
storePrefs()
presetListDrop.selection = presetListDrop.items.length -1
}
};
deleteP.onClick = function(){
if(isNaN(parseInt(presetListDrop.selection))){alert('You must select a preset to delete first')}
else{
var delPre = confirm ('Do you want to delete the preset "' + presetListDrop.selection.text +'"?', 'Yes', 'Delete Preset')
if(delPre){
delete prefXML.presets.preset[parseInt(presetListDrop.selection)];
setPresetList();
writeXMLFile(xmlFile,prefXML);
presetListDrop.selection = 0
}//end if
};//end else
};//end function
if(prefXML.presets.children().length()>0){//loads presets into UI
setPresetList()
setUIvar(prefXML,0,dlg)
//presetListDrop.selection = 0
}
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
var myOkButton = dlg.add('button',undefined,'Close');
myOkButton.onClick = function(){dlg.close()};
dlg.show();
////////////////////////////////Presets//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//function to add a new preset
function storePrefs(){
var tempXML
tempXML = new XML('<root><presets><preset presetName ="' + saveName + '"/></presets></root>');
setXML(tempXML,0,dlg);
prefXML.presets.appendChild (XML(tempXML.presets.preset[0]))
setPresetList();
writeXMLFile(xmlFile,prefXML);
};//end function storePrefs
/////////////////////////////////////////////////////////////////////////////////////////////////////
//function loops through the ui object and if the control items have been assigned a name it stores the name and the value to an XML file.
function setXML(x,n,d){//x = xml file, n = starting node, d = dialog.
for(var i = 0;i<d.children.length;i++){
if(d.children.type == 'panel' || d.children.type == 'group' || d.children.type == 'tabbedpanel' || d.children.type == 'tab'){setXML(x,n,d.children)}//loops though UI and restarts function if it comes to a container that might have more children
else{
if(d.children.name){//check to make sure the control has a name assigned so that it only records those with name.
switch(d.children.type){
case 'radiobutton':
x.presets.child(n).appendChild(XML('<' + d.children.name +' type="' + d.children.type + '">' + d.children.value + '</' + d.children.name + '>'));
break;
case 'checkbox':
x.presets.child(n).appendChild(XML('<' + d.children.name +' type="' + d.children.type + '">' + d.children.value + '</' + d.children.name + '>'));
break;
case 'slider':
x.presets.child(n).appendChild(XML('<' + d.children.name +' type="' + d.children.type + '">' + d.children.value + '</' + d.children.name + '>'));
break;
case 'edittext':
x.presets.child(n).appendChild(XML('<' + d.children.name +' type="' + d.children.type + '"><![CDATA[' + d.children.text + ']]\></' + d.children.name + '>'));
break;
case 'dropdownlist':
if(d.children.selection){varHold = d.children.selection.text}
else{varHold = 'null'};
x.presets.child(n).appendChild(XML('<' + d.children.name +' selecIndex="' + d.children.selection + '" type="' + d.children.type + '"><![CDATA[' + varHold + ']]\></' + d.children.name + '>'));
break;
};//end switch
}//end if for child having name
};//end else
};//end for loop
}//end function setXML
////////////////////////////////////////////////////////////////////////////////////////////////
//function loops through the ui object and if a control item has been assigned a name uses that name to look up the preset value in the XML.
function setUIvar(x,n,d){//x= xml file; n = node number (0 is default node), d = UI dialog
var currentXMLVal;//used to store values from XML file. When this value is assigned, it checks to see if value from XML exist
var noMatch = false
for(var i = 0;i<d.children.length;i++){
noMatch = false;
if(d.children.type == 'panel' || d.children.type == 'group' || d.children.type == 'tab' || d.children.type == 'tabbedpanel'){setUIvar(x,n,d.children)};//reruns function if child is container and not control item.
else{
if(d.children.name){//Checks to see if child has a name assigned so only will reset those control items that have a name will be stored.
try{
//Assigns all variables from presets node. The "n" tells which preset to select.
currentXMLVal = x.presets.preset.child(d.children.name);
if(currentXMLVal == 'null'){currentXMLVal = null};
}//end try
//catch assigns 'no_good' to current XMLVal so that if there is no value in the XML file, it will not try to assign a bad value to the UI controls.
catch(e){currentXMLVal = 'no_good'};//end catch
//switch makes sure proper type of value is reassigned back to UI controls.
if(x.presets.preset.child(d.children.name).length() > 0 || d.children.type == 'button'){
switch(d.children.type){
case 'radiobutton':
d.children.value = returnBoolean(currentXMLVal);
break;
case 'checkbox':
d.children.value = returnBoolean(currentXMLVal);
break;
case 'edittext':
d.children.text = currentXMLVal;
break;
case 'slider':
d.children.value = parseFloat(currentXMLVal);
break;
case 'dropdownlist':
varHold = false;
if(x.presets.preset.child(d.children.name).@selecIndex.toString() == 'null'){d.children.selection = null}
else{d.children.selection = parseInt(x.presets.preset.child(d.children.name).@selecIndex)};
break;
};//end switch else
};//end if to see if there is a good value from the XML
};//end if for UI control having name
};//end else for if child is container or control
};//end for loop
};//end function setUIvar
//function returns a boolean value. Values stored in XML are returned as strings, so they need to be converted back to boolean values.
function returnBoolean(b){
if(b == 'true'){return true}
else{return false}
};
//Function resets the values of the preset list when items are added or deleted.
function setPresetList(){
presetList = new Array();
presetListDrop.removeAll();
for(var i=0;i<prefXML.presets.children().length();i++){presetListDrop.add('item',prefXML.presets.children().@presetName)}
};//end function setPresetList
function readXMLFile(file) {
if (!file.exists) {
alert( "Cannot find file: " + deodeURI(file.absoluteURI));
}
else{
file.encoding = "UTF8";
file.lineFeed = "unix";
file.open("r", "TEXT", "????");
var str = file.read();
file.close();
return new XML(str);
};
};
function writeXMLFile(file, xml) {
file.encoding = "UTF8";
file.open("w", "TEXT", "????");
//unicode signature, this is UTF16 but will convert to UTF8 "EF BB BF"
file.write("\uFEFF");
file.lineFeed = "unix";
if (!(xml instanceof XML)) {
for(var g=0;g<scriptArray.length;g++){
try{
file.writeln (scriptArray.toString())
}
catch(e){}
};//end for loop
}
else{file.write(xml.toXMLString())};
file.close();
};
1 Correct answer
14
Replies
AdChoices