Add cache viewer for itw-settings.

1 files changed, 120 insertions, 0 deletions

diff --git a/netx/net/sourceforge/jnlp/controlpanel/CacheViewer.java b/netx/net/sourceforge/jnlp/controlpanel/CacheViewer.java
new file mode 100644
index 0000000..0508981
--- /dev/null
+++ b/netx/net/sourceforge/jnlp/controlpanel/CacheViewer.java
@@ -0,0 +1,120 @@
+/* CacheViewer.java -- Display the GUI for viewing and deleting cache files.
+Copyright (C) 2010 Red Hat
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+package net.sourceforge.jnlp.controlpanel;
+
+import java.awt.Container;
+import java.awt.Dimension;
+import java.awt.Frame;
+import java.awt.GridBagConstraints;
+import java.awt.GridBagLayout;
+import java.awt.Toolkit;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+
+import javax.swing.JDialog;
+
+import net.sourceforge.jnlp.config.DeploymentConfiguration;
+import net.sourceforge.jnlp.runtime.Translator;
+
+/**
+ * This class will provide a visual way of viewing cache.
+ * 
+ * @author Andrew Su ([email protected], [email protected])
+ * 
+ */
+public class CacheViewer extends JDialog {
+
+    private boolean initialized = false;
+    private static final String dialogTitle = Translator.R("CVCPDialogTitle");
+    private DeploymentConfiguration config; // Configuration file which contains all the settings.
+    CachePane topPanel;
+
+    /**
+     * Creates a new instance of the cache viewer.
+     * 
+     * @param config Deployment configuration file.
+     */
+    public CacheViewer(DeploymentConfiguration config) {
+        super((Frame) null, dialogTitle, true); // Don't need a parent.
+        this.config = config;
+
+        /* Prepare for adding components to dialog box */
+        Container contentPane = getContentPane();
+        contentPane.setLayout(new GridBagLayout());
+
+        GridBagConstraints c = new GridBagConstraints();
+        c.fill = GridBagConstraints.BOTH;
+        c.weightx = 1;
+        c.weighty = 1;
+        c.gridx = 0;
+        c.gridy = 0;
+        topPanel = new CachePane(this, this.config);
+        contentPane.add(topPanel, c);
+
+        pack();
+
+        /* Set focus to default button when first activated */
+        WindowAdapter adapter = new WindowAdapter() {
+            private boolean gotFocus = false;
+
+            public void windowGainedFocus(WindowEvent we) {
+                // Once window gets focus, set initial focus
+                if (!gotFocus) {
+                    topPanel.focusOnDefaultButton();
+                    gotFocus = true;
+                }
+            }
+        };
+        addWindowFocusListener(adapter);
+
+        initialized = true;
+    }
+
+    /**
+     * Display the cache viewer.
+     * 
+     * @param config Configuration file.
+     * @throws Exception
+     */
+    public static void showCacheDialog(final DeploymentConfiguration config) throws Exception {
+        CacheViewer psd = new CacheViewer(config);
+        psd.setResizable(true);
+        psd.centerDialog();
+        psd.setVisible(true);
+        psd.dispose();
+    }
+
+    /**
+     * Check whether the dialog has finished being created.
+     * 
+     * @return True if dialog is ready to be displayed.
+     */
+    public boolean isInitialized() {
+        return initialized;
+    }
+
+    /**
+     * Center the dialog box.
+     */
+    private void centerDialog() {
+        Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();
+        Dimension dialogSize = getSize();
+
+        setLocation((screen.width - dialogSize.width) / 2, (screen.height - dialogSize.height) / 2);
+    }
+}