Moved here.

git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@126 ed5b42cb-e716-0410-a449-f6a68f950b19

src/as/com/threerings/flex/CommandButton.as

@@ -0,0 +1,54 @@
+package com.threerings.flex {
+
+import flash.events.MouseEvent;
+
+import mx.controls.Button;
+
+/**
+ * A command button simply dispatches a Controller command (with an optional
+ * argument) when it is clicked.
+ */
+public class CommandButton extends Button
+{
+    /**
+     * Create a command button.
+     */
+    public function CommandButton (cmd :String = null, arg :Object = null)
+    {
+        setCommand(cmd, arg);
+    }
+
+    /**
+     * Set the command and argument to be issued when this button is pressed.
+     */
+    public function setCommand (cmd :String, arg :Object = null) :void
+    {
+        _cmd = cmd;
+        _arg = arg;
+    }
+
+    override protected function clickHandler (event :MouseEvent) :void
+    {
+        super.clickHandler(event);
+
+        if (enabled) {
+            // stop the click event
+            event.stopImmediatePropagation();
+
+            // dispatch the command event
+            // if the arg is null and we're a toggle button, dispatch our state
+            var arg :Object = _arg;
+            if (arg == null && toggle) {
+                arg = selected;
+            }
+            CommandEvent.dispatch(this, _cmd, arg);
+        }
+    }
+
+    /** The command to submit when clicked. */
+    protected var _cmd :String;
+
+    /** The argument that accompanies our command. */
+    protected var _arg :Object;
+}
+}