2 files changed, 76 insertions, 43 deletions

diff --git a/main/src/ui/application.vala b/main/src/ui/application.vala
index 66fc0fd0..e6f01822 100644
--- a/main/src/ui/application.vala
+++ b/main/src/ui/application.vala
@@ -5,11 +5,7 @@ using Dino.Ui;
 
 public class Dino.Ui.Application : Dino.Application {
     private Notifications notifications;
-    private UnifiedWindow? window;
-    private ConversationSelector.View? filterable_conversation_list;
-    private ConversationSelector.List? conversation_list;
-    private ConversationSummary.View? conversation_frame;
-    private ChatInput? chat_input;
+    private UnifiedWindow window;
 
     public Application() throws Error {
         Notify.init("dino");
@@ -21,20 +17,11 @@ public class Dino.Ui.Application : Dino.Application {
 
     public override void activate() {
         create_set_app_menu();
-        create_window();
+        window = new UnifiedWindow(this, stream_interaction);
         window.show_all();
         restore();
     }
 
-    private void create_window() {
-        window = new UnifiedWindow(this, stream_interaction);
-
-        filterable_conversation_list = window.filterable_conversation_list;
-        conversation_list = window.filterable_conversation_list.conversation_list;
-        conversation_frame = window.conversation_frame;
-        chat_input = window.chat_input;
-    }
-
     private void show_accounts_window() {
         ManageAccounts.Dialog dialog = new ManageAccounts.Dialog(stream_interaction, db);
         dialog.set_transient_for(window);
diff --git a/main/src/ui/unified_window.vala b/main/src/ui/unified_window.vala
index 0f33450d..27240a58 100644
--- a/main/src/ui/unified_window.vala
+++ b/main/src/ui/unified_window.vala
@@ -1,3 +1,4 @@
+using Gee;
 using Gtk;
 
 using Dino.Entities;
@@ -5,55 +6,95 @@ using Dino.Entities;
 namespace Dino.Ui {
 
 public class UnifiedWindow : Window {
-    public ChatInput chat_input;
-    public ConversationListTitlebar conversation_list_titlebar;
-    public ConversationSelector.View filterable_conversation_list;
-    public ConversationSummary.View conversation_frame;
-    public ConversationTitlebar conversation_titlebar;
-    public Paned paned;
+
+    private UnifiedWindowPlaceholder main_placeholder = new UnifiedWindowPlaceholder();
+    private ChatInput chat_input;
+    private ConversationListTitlebar conversation_list_titlebar;
+    private ConversationSelector.View filterable_conversation_list;
+    private ConversationSummary.View conversation_frame;
+    private ConversationTitlebar conversation_titlebar;
+    private Paned headerbar_paned = new Paned(Orientation.HORIZONTAL);
+    private Paned paned = new Paned(Orientation.HORIZONTAL);
+    private Stack headerbar_stack = new Stack();
+    private Stack stack = new Stack();
 
     private StreamInteractor stream_interactor;
     private Conversation? conversation;
 
     public UnifiedWindow(Application application, StreamInteractor stream_interactor) {
-        Object(application : application);
+        Object(application : application, default_width : 1200, default_height : 700);
         this.stream_interactor = stream_interactor;
+
+        setup_headerbar();
+        setup_unified();
+        setup_stacks();
+
+        conversation_list_titlebar.search_button.bind_property("active", filterable_conversation_list.search_bar, "search-mode-enabled",
+                BindingFlags.SYNC_CREATE | BindingFlags.BIDIRECTIONAL);
+        paned.bind_property("position", headerbar_paned, "position", BindingFlags.SYNC_CREATE | BindingFlags.BIDIRECTIONAL);
+
         focus_in_event.connect(on_focus_in_event);
         focus_out_event.connect(on_focus_out_event);
 
-        default_width = 1200;
-        default_height = 700;
+        stream_interactor.account_added.connect((account) => { check_stack(true); });
+        stream_interactor.account_removed.connect((account) => { check_stack(); });
+        main_placeholder.no_accounts_add.clicked.connect(() => { get_application().activate_action("accounts", null); });
+        filterable_conversation_list.conversation_list.conversation_selected.connect(on_conversation_selected);
+        conversation_list_titlebar.conversation_opened.connect(on_conversation_selected);
+
+        check_stack();
+    }
 
+    private void setup_unified() {
         chat_input = new ChatInput(stream_interactor);
         conversation_frame = new ConversationSummary.View(stream_interactor);
-        conversation_titlebar = new ConversationTitlebar(stream_interactor);
-        paned = new Paned(Orientation.HORIZONTAL);
-        paned.set_position(300);
         filterable_conversation_list = new ConversationSelector.View(stream_interactor);
-        conversation_list_titlebar = new ConversationListTitlebar(this, stream_interactor);
-        conversation_list_titlebar.search_button.bind_property("active", filterable_conversation_list.search_bar, "search-mode-enabled",
-            BindingFlags.SYNC_CREATE | BindingFlags.BIDIRECTIONAL);
-        Grid grid = new Grid();
-        grid.orientation = Orientation.VERTICAL;
-        Paned toolbar_paned = new Paned(Orientation.HORIZONTAL);
-
-        add(paned);
-        paned.add1(filterable_conversation_list);
-        paned.add2(grid);
 
+        Grid grid = new Grid() { orientation=Orientation.VERTICAL };
         grid.add(conversation_frame);
         grid.add(new Separator(Orientation.HORIZONTAL));
         grid.add(chat_input);
 
+        paned.set_position(300);
+        paned.add1(filterable_conversation_list);
+        paned.add2(grid);
+
         conversation_frame.show_all();
+    }
 
-        toolbar_paned.add1(conversation_list_titlebar);
-        toolbar_paned.add2(conversation_titlebar);
-        paned.bind_property("position", toolbar_paned, "position", BindingFlags.SYNC_CREATE | BindingFlags.BIDIRECTIONAL);
-        set_titlebar(toolbar_paned);
+    private void setup_headerbar() {
+        conversation_titlebar = new ConversationTitlebar(stream_interactor);
+        conversation_list_titlebar = new ConversationListTitlebar(this, stream_interactor);
+        headerbar_paned.add1(conversation_list_titlebar);
+        headerbar_paned.add2(conversation_titlebar);
+    }
 
-        filterable_conversation_list.conversation_list.conversation_selected.connect(on_conversation_selected);
-        conversation_list_titlebar.conversation_opened.connect(on_conversation_selected);
+    private void setup_stacks() {
+        stack.add_named(paned, "main");
+        stack.add_named(main_placeholder, "placeholder");
+        add(stack);
+
+        headerbar_stack.add_named(headerbar_paned, "main");
+        headerbar_stack.add_named(new HeaderBar() { title="Dino", show_close_button=true, visible=true}, "placeholder");
+        set_titlebar(headerbar_stack);
+    }
+
+    private void check_stack(bool know_exists = false) {
+        ArrayList<Account> accounts = stream_interactor.get_accounts();
+        bool exists_active = know_exists;
+        foreach (Account account in accounts) {
+            if (account.enabled) {
+                exists_active = true;
+                break;
+            }
+        }
+        if (exists_active) {
+            stack.set_visible_child_name("main");
+            headerbar_stack.set_visible_child_name("main");
+        } else {
+            stack.set_visible_child_name("placeholder");
+            headerbar_stack.set_visible_child_name("placeholder");
+        }
     }
 
     private void on_conversation_selected(Conversation conversation) {
@@ -78,4 +119,9 @@ public class UnifiedWindow : Window {
     }
 }
 
+[GtkTemplate (ui = "/org/dino-im/unified_window_placeholder.ui")]
+public class UnifiedWindowPlaceholder : Box {
+    [GtkChild] public Button no_accounts_add;
+}
+
 }
\ No newline at end of file