add movefocusgroup command which moves focus through groups before continuing to the next window

src/managers/KeybindManager.cpp

@@ -1,4 +1,5 @@
 #include "KeybindManager.hpp"
+#include "./directions/GroupActiveDirection.hpp"
 #include "../render/decorations/CHyprGroupBarDecoration.hpp"
 
 #include <regex>
@@ -28,6 +29,7 @@ CKeybindManager::CKeybindManager() {
     m_mDispatchers["movetoworkspace"]               = moveActiveToWorkspace;
     m_mDispatchers["movetoworkspacesilent"]         = moveActiveToWorkspaceSilent;
     m_mDispatchers["pseudo"]                        = toggleActivePseudo;
+    m_mDispatchers["movegroupfocus"]                = moveGroupFocusTo;
     m_mDispatchers["movefocus"]                     = moveFocusTo;
     m_mDispatchers["movewindow"]                    = moveActiveTo;
     m_mDispatchers["swapwindow"]                    = swapActive;
@@ -257,6 +259,37 @@ void CKeybindManager::switchToWindow(CWindow* PWINDOWTOCHANGETO) {
     }
 };
 
+CWindow *CKeybindManager::groupActiveInDirection(std::string args) {
+    const auto PWINDOW = g_pCompositor->m_pLastWindow;
+
+    if (!PWINDOW)
+        return nullptr;
+
+    if (!PWINDOW->m_sGroupData.pNextWindow)
+        return nullptr;
+
+    if (PWINDOW->m_sGroupData.pNextWindow == PWINDOW)
+        return nullptr;
+    
+    if (isNumber(args, false)) {
+        // index starts from '1'; '0' means last window
+        const int INDEX = std::stoi(args);
+        if (INDEX > PWINDOW->getGroupSize())
+            return nullptr;
+        if (INDEX == 0)
+            return PWINDOW->getGroupTail();
+        
+        return PWINDOW->getGroupWindowByIndex(INDEX - 1);
+    }
+
+    GroupActiveDirection direction(std::move(args));
+    if (direction.isBackwards()) {
+        return PWINDOW->getGroupPrevious();
+    }
+
+    return PWINDOW->m_sGroupData.pNextWindow;
+}
+
 bool CKeybindManager::onKeyEvent(wlr_keyboard_key_event* e, SKeyboard* pKeyboard) {
     if (!g_pCompositor->m_bSessionActive || g_pCompositor->m_bUnsafeState) {
         m_dPressedKeycodes.clear();
@@ -995,6 +1028,25 @@ void CKeybindManager::moveActiveToWorkspaceSilent(std::string args) {
         g_pInputManager->refocus();
 }
 
+void CKeybindManager::moveGroupFocusTo(std::string args) {
+    const auto PWINDOW = g_pCompositor->m_pLastWindow;
+
+    GroupActiveDirection direction = GroupActiveDirection::fromFocusDirection(args);
+    CWindow *pNextWindow = groupActiveInDirection(direction.asString());
+    
+    if(
+        pNextWindow == nullptr
+        || pNextWindow == PWINDOW
+        || (direction.isForward() && pNextWindow == PWINDOW->getGroupHead())
+        || (direction.isBackwards() && pNextWindow == PWINDOW->getGroupTail())
+        ) {
+        moveFocusTo(args);
+        return;
+    }
+
+    PWINDOW->setGroupCurrent(pNextWindow);
+}
+
 void CKeybindManager::moveFocusTo(std::string args) {
     char arg = args[0];
 
@@ -1163,7 +1215,8 @@ void CKeybindManager::toggleGroup(std::string args) {
 void CKeybindManager::changeGroupActive(std::string args) {
     const auto PWINDOW = g_pCompositor->m_pLastWindow;
 
-    if (!PWINDOW)
+    CWindow *pNextWindow = groupActiveInDirection(std::move(args));
+    if(!pNextWindow)
         return;
 
     if (!PWINDOW->m_sGroupData.pNextWindow)
@@ -1172,23 +1225,7 @@ void CKeybindManager::changeGroupActive(std::string args) {
     if (PWINDOW->m_sGroupData.pNextWindow == PWINDOW)
         return;
 
-    if (isNumber(args, false)) {
-        // index starts from '1'; '0' means last window
-        const int INDEX = std::stoi(args);
-        if (INDEX > PWINDOW->getGroupSize())
-            return;
-        if (INDEX == 0)
-            PWINDOW->setGroupCurrent(PWINDOW->getGroupTail());
-        else
-            PWINDOW->setGroupCurrent(PWINDOW->getGroupWindowByIndex(INDEX - 1));
-        return;
-    }
-
-    if (args != "b" && args != "prev") {
-        PWINDOW->setGroupCurrent(PWINDOW->m_sGroupData.pNextWindow);
-    } else {
-        PWINDOW->setGroupCurrent(PWINDOW->getGroupPrevious());
-    }
+    PWINDOW->setGroupCurrent(pNextWindow);
 }
 
 void CKeybindManager::toggleSplit(std::string args) {

src/managers/KeybindManager.hpp

@@ -94,6 +94,7 @@ class CKeybindManager {
     static void               moveWindowOutOfGroup(CWindow* pWindow, const std::string& dir = "");
     static void               moveWindowIntoGroup(CWindow* pWindow, CWindow* pWindowInDirection);
     static void               switchToWindow(CWindow* PWINDOWTOCHANGETO);
+    static CWindow*           groupActiveInDirection(std::string args);
 
     // -------------- Dispatchers -------------- //
     static void     killActive(std::string);
@@ -107,6 +108,7 @@ class CKeybindManager {
     static void     fakeFullscreenActive(std::string);
     static void     moveActiveToWorkspace(std::string);
     static void     moveActiveToWorkspaceSilent(std::string);
+    static void     moveGroupFocusTo(std::string);
     static void     moveFocusTo(std::string);
     static void     focusUrgentOrLast(std::string);
     static void     focusCurrentOrLast(std::string);

src/managers/directions/GroupActiveDirection.cpp

@@ -0,0 +1,21 @@
+#include "GroupActiveDirection.hpp"
+
+GroupActiveDirection::GroupActiveDirection(std::string direction) : direction(direction) {}
+
+GroupActiveDirection GroupActiveDirection::fromFocusDirection(std::string direction) {
+    if(direction == "l") {
+        return GroupActiveDirection("b");
+    }
+    
+    return GroupActiveDirection("f");
+}
+
+bool GroupActiveDirection::isForward() {
+    return !isBackwards();
+}
+bool GroupActiveDirection::isBackwards() {
+    return direction == "b" || direction == "prev";
+}
+std::string GroupActiveDirection::asString() {
+    return direction;
+}

src/managers/directions/GroupActiveDirection.hpp

@@ -0,0 +1,18 @@
+#ifndef HYPRLAND_GROUPACTIVEDIRECTION_HPP
+#define HYPRLAND_GROUPACTIVEDIRECTION_HPP
+
+#include <string>
+
+class GroupActiveDirection {
+    std::string direction;
+    
+  public:
+    explicit GroupActiveDirection(std::string);
+    static GroupActiveDirection fromFocusDirection(std::string);
+    
+    bool isForward();
+    bool isBackwards();
+    std::string asString();
+};
+
+#endif //HYPRLAND_GROUPACTIVEDIRECTION_HPP