psmith 2003/12/23 14:22:53
Modified: src/java/org/apache/log4j/chainsaw/helper SwingHelper.java
Log:
added a helper method to create a standard Cancel
dialog action.
Revision Changes Path
1.2 +34 -0
jakarta-log4j/src/java/org/apache/log4j/chainsaw/helper/SwingHelper.java
Index: SwingHelper.java
===================================================================
RCS file:
/home/cvs/jakarta-log4j/src/java/org/apache/log4j/chainsaw/helper/SwingHelper.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- SwingHelper.java 22 Dec 2003 10:59:23 -0000 1.1
+++ SwingHelper.java 23 Dec 2003 22:22:53 -0000 1.2
@@ -52,6 +52,16 @@
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Toolkit;
+import java.awt.event.ActionEvent;
+import java.awt.event.KeyEvent;
+
+import javax.swing.AbstractAction;
+import javax.swing.Action;
+import javax.swing.InputMap;
+import javax.swing.JButton;
+import javax.swing.JComponent;
+import javax.swing.JDialog;
+import javax.swing.KeyStroke;
/**
* A collection of standard utility methods for use within Swing.
@@ -70,5 +80,29 @@
component.setLocation(
(screenSize.width / 2) - (component.getWidth() / 2),
(screenSize.height / 2) - (component.getHeight() / 2));
+ }
+
+ /**
+ * This method configures a standard Cancel action, bound to the ESC key, to
dispose of the dialog,
+ * and sets the buttons action to be this action, and adds the action to the
dialog's rootPane
+ * action map
+ * @param dialog
+ * @param cancelButton
+ */
+ public static void configureCancelForDialog(final JDialog dialog, JButton
cancelButton) {
+ String CANCEL_ACTION_KEY = "CANCEL_ACTION_KEY";
+ int noModifiers = 0;
+ KeyStroke escapeKey = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, noModifiers,
false);
+ InputMap inputMap =
dialog.getRootPane().getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
+ inputMap.put(escapeKey, CANCEL_ACTION_KEY);
+
+ Action closeAction = new AbstractAction("Cancel") {
+
+ public void actionPerformed(ActionEvent arg0) {
+ dialog.dispose();
+ }};
+ cancelButton.setAction(closeAction);
+ dialog.getRootPane().getActionMap().put(CANCEL_ACTION_KEY, closeAction);
+
}
}
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