Active window plugin now provides active message sink

Fixes-Issue: CLIENT-296
Change-Id: I1c44e0bb7ba712ea9825627b4086db1b34a6e84e
Reviewed-on: http://gerrit.dmdirc.com/2140
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

src/com/dmdirc/addons/activewindow/ActiveWindowMessageSink.java

@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2006-2011 DMDirc Developers
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package com.dmdirc.addons.activewindow;
+
+import com.dmdirc.WritableFrameContainer;
+import com.dmdirc.addons.ui_swing.MainFrame;
+import com.dmdirc.addons.ui_swing.components.frames.TextFrame;
+import com.dmdirc.messages.MessageSink;
+import com.dmdirc.messages.MessageSinkManager;
+
+import java.util.Date;
+import java.util.regex.Pattern;
+
+/**
+ * A message sink which passes messages onto the active swing window.
+ */
+public class ActiveWindowMessageSink implements MessageSink {
+
+    /** The pattern to use to match this sink. */
+    private static final Pattern PATTERN = Pattern.compile("active");
+
+    /** The main frame to use to get the currently active frame. */
+    private final MainFrame mainFrame;
+
+    /**
+     * Creates a new ActiveWindowMessageSink for the specified mainframe.
+     *
+     * @param mainFrame The mainframe to use to retrieve active windows
+     */
+    public ActiveWindowMessageSink(final MainFrame mainFrame) {
+        this.mainFrame = mainFrame;
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    public Pattern getPattern() {
+        return PATTERN;
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    public void handleMessage(final MessageSinkManager despatcher,
+            final WritableFrameContainer source, final String[] patternMatches,
+            final Date date, final String messageType, final Object... args) {
+        final TextFrame frame = mainFrame.getActiveFrame();
+        if (frame.getContainer() instanceof WritableFrameContainer) {
+            ((WritableFrameContainer) frame.getContainer())
+                    .addLine(messageType, date, args);
+        }
+    }
+
+}

src/com/dmdirc/addons/activewindow/ActiveWindowPlugin.java

@@ -23,11 +23,15 @@
 package com.dmdirc.addons.activewindow;
 
 import com.dmdirc.addons.ui_swing.SwingController;
+import com.dmdirc.messages.MessageSinkManager;
 import com.dmdirc.plugins.BasePlugin;
 
 /** Plugin to provide an active window command to the Swing UI. */
 public final class ActiveWindowPlugin extends BasePlugin {
 
+    /** The message sink to register and unregister. */
+    private final ActiveWindowMessageSink sink;
+
     /**
      * Creates a new instance of this plugin.
      *
@@ -35,7 +39,26 @@ public final class ActiveWindowPlugin extends BasePlugin {
      */
     public ActiveWindowPlugin(final SwingController controller) {
         super();
+
+        sink = new ActiveWindowMessageSink(controller.getMainFrame());
+
         registerCommand(new ActiveCommand(controller.getMainFrame()),
                 ActiveCommand.INFO);
     }
+
+    /** {@inheritDoc} */
+    @Override
+    public void onLoad() {
+        super.onLoad();
+
+        MessageSinkManager.getManager().addSink(sink);
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    public void onUnload() {
+        super.onUnload();
+
+        MessageSinkManager.getManager().removeSink(sink);
+    }
 }