comparison public/javascripts/.svn/text-base/select_list_move.js.svn-base @ 0:513646585e45

* Import Redmine trunk SVN rev 3859

+var NS4 = (navigator.appName == "Netscape" && parseInt(navigator.appVersion) < 5);
+
+function addOption(theSel, theText, theValue)
+{
+  var newOpt = new Option(theText, theValue);
+  var selLength = theSel.length;
+  theSel.options[selLength] = newOpt;
+}
+
+function swapOptions(theSel, index1, index2)
+{
+	var text, value;
+  text = theSel.options[index1].text;
+  value = theSel.options[index1].value;
+  theSel.options[index1].text = theSel.options[index2].text;
+  theSel.options[index1].value = theSel.options[index2].value;
+  theSel.options[index2].text = text;
+  theSel.options[index2].value = value;
+}
+
+function deleteOption(theSel, theIndex)
+{ 
+  var selLength = theSel.length;
+  if(selLength>0)
+  {
+    theSel.options[theIndex] = null;
+  }
+}
+
+function moveOptions(theSelFrom, theSelTo)
+{
+  
+  var selLength = theSelFrom.length;
+  var selectedText = new Array();
+  var selectedValues = new Array();
+  var selectedCount = 0;
+  
+  var i;
+  
+  for(i=selLength-1; i>=0; i--)
+  {
+    if(theSelFrom.options[i].selected)
+    {
+      selectedText[selectedCount] = theSelFrom.options[i].text;
+      selectedValues[selectedCount] = theSelFrom.options[i].value;
+      deleteOption(theSelFrom, i);
+      selectedCount++;
+    }
+  }
+  
+  for(i=selectedCount-1; i>=0; i--)
+  {
+    addOption(theSelTo, selectedText[i], selectedValues[i]);
+  }
+  
+  if(NS4) history.go(0);
+}
+
+function moveOptionUp(theSel) {
+	var index = theSel.selectedIndex;
+	if (index > 0) {
+		swapOptions(theSel, index-1, index);
+  	theSel.selectedIndex = index-1;
+	}
+}
+
+function moveOptionDown(theSel) {
+	var index = theSel.selectedIndex;
+	if (index < theSel.length - 1) {
+		swapOptions(theSel, index, index+1);
+  	theSel.selectedIndex = index+1;
+	}
+}
+
+function selectAllOptions(id)
+{
+  var select = $(id);
+  for (var i=0; i<select.options.length; i++) {
+    select.options[i].selected = true;
+  }
+}
+