add ctrl(+shift)+tab keybinds

src/abaddon.cpp

@@ -76,13 +76,13 @@ constexpr static guint BUTTON_BACK = 8;
 constexpr static guint BUTTON_FORWARD = 9;
     #endif
 
-static void HandleButtonEvents(GdkEvent *event, MainWindow *main_window) {
+static bool HandleButtonEvents(GdkEvent *event, MainWindow *main_window) {
-    if (event->type != GDK_BUTTON_PRESS) return;
+    if (event->type != GDK_BUTTON_PRESS) return false;
 
     auto *widget = gtk_get_event_widget(event);
-    if (widget == nullptr) return;
+    if (widget == nullptr) return false;
     auto *window = gtk_widget_get_toplevel(widget);
-    if (static_cast<void *>(window) != static_cast<void *>(main_window->gobj())) return; // is this the right way???
+    if (static_cast<void *>(window) != static_cast<void *>(main_window->gobj())) return false; // is this the right way???
 
     switch (event->button.button) {
         case BUTTON_BACK:
@@ -92,10 +92,40 @@ static void HandleButtonEvents(GdkEvent *event, MainWindow *main_window) {
             main_window->GoForward();
             break;
     }
+
+    return false;
+}
+
+static bool HandleKeyEvents(GdkEvent *event, MainWindow *main_window) {
+    if (event->type != GDK_KEY_PRESS) return false;
+
+    auto *widget = gtk_get_event_widget(event);
+    if (widget == nullptr) return false;
+    auto *window = gtk_widget_get_toplevel(widget);
+    if (static_cast<void *>(window) != static_cast<void *>(main_window->gobj())) return false;
+
+    const bool ctrl = (event->key.state & GDK_CONTROL_MASK) == GDK_CONTROL_MASK;
+    const bool shft = (event->key.state & GDK_SHIFT_MASK) == GDK_SHIFT_MASK;
+
+    if (ctrl) {
+        switch (event->key.keyval) {
+            case GDK_KEY_Tab:
+            case GDK_KEY_KP_Tab:
+            case GDK_KEY_ISO_Left_Tab:
+                if (shft)
+                    main_window->GoToPreviousTab();
+                else
+                    main_window->GoToNextTab();
+                return true;
+        }
+    }
+
+    return false;
 }
 
 static void MainEventHandler(GdkEvent *event, void *main_window) {
-    HandleButtonEvents(event, static_cast<MainWindow *>(main_window));
+    if (HandleButtonEvents(event, static_cast<MainWindow *>(main_window))) return;
+    if (HandleKeyEvents(event, static_cast<MainWindow *>(main_window))) return;
     gtk_main_do_event(event);
 }
 #endif

src/components/channeltabswitcherhandy.cpp

@@ -115,6 +115,22 @@ void ChannelTabSwitcherHandy::GoForwardOnCurrent() {
     AdvanceOnCurrent(1);
 }
 
+void ChannelTabSwitcherHandy::GoToPreviousTab() {
+    if (!hdy_tab_view_select_previous_page(m_tab_view)) {
+        if (const auto num_pages = hdy_tab_view_get_n_pages(m_tab_view); num_pages > 1) {
+            hdy_tab_view_set_selected_page(m_tab_view, hdy_tab_view_get_nth_page(m_tab_view, num_pages - 1));
+        }
+    }
+}
+
+void ChannelTabSwitcherHandy::GoToNextTab() {
+    if (!hdy_tab_view_select_next_page(m_tab_view)) {
+        if (hdy_tab_view_get_n_pages(m_tab_view) > 1) {
+            hdy_tab_view_set_selected_page(m_tab_view, hdy_tab_view_get_nth_page(m_tab_view, 0));
+        }
+    }
+}
+
 int ChannelTabSwitcherHandy::GetNumberOfTabs() const {
     return hdy_tab_view_get_n_pages(m_tab_view);
 }

src/components/channeltabswitcherhandy.hpp

@@ -24,6 +24,8 @@ public:
 
     void GoBackOnCurrent();
     void GoForwardOnCurrent();
+    void GoToPreviousTab();
+    void GoToNextTab();
 
     [[nodiscard]] int GetNumberOfTabs() const;
 

src/components/chatwindow.cpp

@@ -192,6 +192,14 @@ void ChatWindow::GoBack() {
 void ChatWindow::GoForward() {
     m_tab_switcher->GoForwardOnCurrent();
 }
+
+void ChatWindow::GoToPreviousTab() {
+    m_tab_switcher->GoToPreviousTab();
+}
+
+void ChatWindow::GoToNextTab() {
+    m_tab_switcher->GoToNextTab();
+}
 #endif
 
 Snowflake ChatWindow::GetActiveChannel() const {

src/components/chatwindow.hpp

@@ -41,6 +41,8 @@ public:
     void UseTabsState(const TabsState &state);
     void GoBack();
     void GoForward();
+    void GoToPreviousTab();
+    void GoToNextTab();
 #endif
 
 protected:

src/windows/mainwindow.cpp

@@ -165,6 +165,14 @@ void MainWindow::GoBack() {
 void MainWindow::GoForward() {
     m_chat.GoForward();
 }
+
+void MainWindow::GoToPreviousTab() {
+    m_chat.GoToPreviousTab();
+}
+
+void MainWindow::GoToNextTab() {
+    m_chat.GoToNextTab();
+}
 #endif
 
 void MainWindow::OnDiscordSubmenuPopup() {

src/windows/mainwindow.hpp

@@ -28,6 +28,8 @@ public:
 #ifdef WITH_LIBHANDY
     void GoBack();
     void GoForward();
+    void GoToPreviousTab();
+    void GoToNextTab();
 #endif
 
     ChannelList *GetChannelList();