1 files changed, 149 insertions, 0 deletions
diff --git a/java/com/tigervnc/vncviewer/UserPreferences.java b/java/com/tigervnc/vncviewer/UserPreferences.java
new file mode 100644
index 00000000..95c56fbd
--- /dev/null
+++ b/java/com/tigervnc/vncviewer/UserPreferences.java
@@ -0,0 +1,149 @@
+/* Copyright (C) 2012 Brian P. Hinz
+ * 
+ * This 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 software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+ * USA.
+ */
+
+//
+// For storing user preferences not specified as configuration parameters.
+//
+
+package com.tigervnc.vncviewer;
+
+import java.util.prefs.Preferences;
+import java.util.prefs.BackingStoreException;
+
+import com.tigervnc.rfb.*;
+
+public class UserPreferences {
+
+  private static Preferences root = Preferences.userRoot().node("TigerVNC");
+
+  public static void set(String nName, String key, String val) {
+    Preferences node = root.node(nName);
+    node.put(key, val);
+  }
+
+  public static void set(String nName, String key, int val) {
+    Preferences node = root.node(nName);
+    node.putInt(key, val);
+  }
+
+  public static void set(String nName, String key, boolean val) {
+    Preferences node = root.node(nName);
+    node.putBoolean(key, val);
+  }
+
+  public static String get(String nName, String key) {
+    Preferences node = root.node(nName);
+    VoidParameter p = Configuration.getParam(key);
+    if (p != null)
+      return node.get(key, p.getDefaultStr());
+    return node.get(key, null);
+  }
+
+  public static boolean getBool(String nName, String key, boolean defval) {
+    Preferences node = root.node(nName);
+    VoidParameter p = Configuration.getParam(key);
+    if (p != null && p.isBool())
+      return node.getBoolean(key, ((p.getDefaultStr() == "1") ? true : false));
+    // for non-parameter preferences
+    return node.getBoolean(key, defval);
+  }
+
+  public static boolean getBool(String nName, String key) {
+    // default value of "false" arbitrarily chosen
+    return getBool(nName, key, false);
+  }
+
+  public static int getInt(String nName, String key) {
+    Preferences node = root.node(nName);
+    VoidParameter p = Configuration.getParam(key);
+    if (p != null && !p.isBool())
+      return node.getInt(key, Integer.parseInt(p.getDefaultStr()));
+    // FIXME
+    return -1;
+  }
+
+  public static void save() {
+    try {
+      root.sync();
+      String[] keys = root.keys();
+      for (int i = 0; i < keys.length; i++)
+        vlog.debug(keys[i]+" = "+root.get(keys[i], null));
+    } catch (BackingStoreException e) {
+      vlog.error(e.getMessage());
+    }
+  }
+
+  public static void save(String nName) {
+    try {
+      Preferences node = root.node(nName);
+      node.sync();
+      String[] keys = root.keys();
+      for (int i = 0; i < keys.length; i++)
+        vlog.debug(keys[i]+" = "+node.get(keys[i], null));
+    } catch (BackingStoreException e) {
+      vlog.error(e.getMessage());
+    }
+  }
+
+  public static void clear() {
+    try {
+      root.clear();
+      String[] children = root.childrenNames();
+      for (int i = 0; i < children.length; i++) {
+        Preferences node = root.node(children[i]);
+        node.removeNode();
+      }
+      root.sync();
+    } catch (BackingStoreException e) {
+      vlog.error(e.getMessage());
+    }
+  }
+
+  public static void clear(String nName) {
+    try {
+      Preferences node = root.node(nName);
+      node.clear();
+      node.sync();
+    } catch (BackingStoreException e) {
+      vlog.error(e.getMessage());
+    }
+  }
+
+  public static void load(String nName) {
+    // Sets the value of any corresponding Configuration parameters
+    try {
+      Preferences node = root.node(nName);
+      String[] keys = node.keys();
+      for (int i = 0; i < keys.length; i++) {
+        String key = keys[i];
+        VoidParameter p = Configuration.getParam(key);
+        if (p == null)
+          continue;
+        String valueStr = node.get(key, null);
+        if (valueStr == null)
+          valueStr = p.getDefaultStr();
+        Configuration.setParam(key, valueStr);
+      }
+    } catch (BackingStoreException e) {
+      vlog.error(e.getMessage());
+    }
+  }
+
+  static LogWriter vlog = new LogWriter("UserPreferences");
+}
+