Make Chat return a WindowModel.

Start to move FrameContainers behind an iface so they can be
pulled out.

For now, just cast back when needed.

logging/src/com/dmdirc/addons/logging/LoggingManager.java

         final String filename = locator.getLogFile(event.getChannel().getName());
 
         if (autobackbuffer) {
-            showBackBuffer(event.getChannel().getWindowModel(), filename);
+            showBackBuffer((FrameContainer) event.getChannel().getWindowModel(), filename);
         }
 
         synchronized (FORMAT_LOCK) {

redirect/src/com/dmdirc/addons/redirect/RedirectCommand.java

             final CommandArguments args, final CommandContext context) {
         final Chat target = ((ChatCommandContext) context).getChat();
         target.getWindowModel().getCommandParser().parseCommand(
-                new FakeWriteableFrameContainer(target.getWindowModel(), messageSinkManager,
-                        eventBus, backBufferFactory), args.getArgumentsAsString());
+                new FakeWriteableFrameContainer((FrameContainer) target.getWindowModel(),
+                        messageSinkManager, eventBus, backBufferFactory),
+                args.getArgumentsAsString());
     }
 
     @Override

ui_swing/src/com/dmdirc/addons/ui_swing/components/TopicBar.java

 package com.dmdirc.addons.ui_swing.components;
 
 import com.dmdirc.DMDircMBassador;
+import com.dmdirc.FrameContainer;
 import com.dmdirc.Topic;
 import com.dmdirc.addons.ui_swing.EdtHandlerInvocation;
 import com.dmdirc.addons.ui_swing.UIUtilities;
         final SwingInputHandler handler = new SwingInputHandler(
                 serviceManager, topicText, commandController,
                 channel.getWindowModel().getCommandParser(),
-                channel.getWindowModel(), tabCompleterUtils, channel.getEventBus());
+                (FrameContainer) channel.getWindowModel(), tabCompleterUtils,
+                channel.getEventBus());
         handler.setTypes(true, false, true, false);
         handler.setTabCompleter(channel.getWindowModel().getTabCompleter());
 

ui_swing/src/com/dmdirc/addons/ui_swing/components/frames/ChannelFrame.java

 package com.dmdirc.addons.ui_swing.components.frames;
 
 import com.dmdirc.DMDircMBassador;
+import com.dmdirc.FrameContainer;
 import com.dmdirc.ServerState;
 import com.dmdirc.addons.ui_swing.EDTInvocation;
 import com.dmdirc.addons.ui_swing.EdtHandlerInvocation;
             final InputTextFramePasteActionFactory inputTextFramePasteActionFactory,
             final TopicBarFactory topicBarFactory,
             final GroupChat owner) {
-        super(deps, inputFieldProvider, inputTextFramePasteActionFactory, owner.getWindowModel());
+        super(deps, inputFieldProvider, inputTextFramePasteActionFactory,
+                (FrameContainer) owner.getWindowModel());
 
         this.eventBus = deps.eventBus;
         this.globalConfig = deps.globalConfig;

ui_swing/src/com/dmdirc/addons/ui_swing/dialogs/channelsetting/ChannelSettingsDialog.java

 package com.dmdirc.addons.ui_swing.dialogs.channelsetting;
 
 import com.dmdirc.DMDircMBassador;
+import com.dmdirc.FrameContainer;
 import com.dmdirc.addons.ui_swing.PrefsComponentFactory;
 import com.dmdirc.addons.ui_swing.SwingWindowFactory;
 import com.dmdirc.addons.ui_swing.UIUtilities;
 
         identity = identityFactory.createChannelConfig(groupChat.getConnection().get().getNetwork(),
                 groupChat.getName());
-        channelWindow = (InputWindow) windowFactory.getSwingWindow(groupChat.getWindowModel());
+        channelWindow = (InputWindow) windowFactory.getSwingWindow(
+                (FrameContainer) groupChat.getWindowModel());
 
         initComponents(tabCompleterUtils);
         initListeners();