added a swapactiveworkspaces dispatcher

src/Compositor.cpp

@@ -1299,6 +1299,88 @@ int CCompositor::getNextAvailableMonitorID() {
     return topID + 1;
 }
 
+void CCompositor::swapActiveWorkspaces(CMonitor* pMonitorA, CMonitor* pMonitorB) {
+
+    const auto PWORKSPACEA = g_pCompositor->getWorkspaceByID(pMonitorA->activeWorkspace);
+    const auto PWORKSPACEB = g_pCompositor->getWorkspaceByID(pMonitorB->activeWorkspace);
+
+    PWORKSPACEA->m_iMonitorID = pMonitorB->ID;
+    PWORKSPACEA->moveToMonitor(pMonitorB->ID);
+
+    for (auto& w : m_vWindows) {
+        if (w->m_iWorkspaceID == PWORKSPACEA->m_iID) {
+            w->m_iMonitorID = pMonitorB->ID;
+
+            // additionally, move floating windows manually
+            if (w->m_bIsFloating && w->m_bIsMapped && !w->m_bHidden) {
+                w->m_vRealPosition = w->m_vRealPosition.vec() - pMonitorA->vecPosition + pMonitorB->vecPosition;
+            }
+
+            w->updateToplevel();
+        }
+    }
+
+    PWORKSPACEB->m_iMonitorID = pMonitorA->ID;
+    PWORKSPACEB->moveToMonitor(pMonitorA->ID);
+
+    for (auto& w : m_vWindows) {
+        if (w->m_iWorkspaceID == PWORKSPACEB->m_iID) {
+            w->m_iMonitorID = pMonitorA->ID;
+
+            // additionally, move floating windows manually
+            if (w->m_bIsFloating && w->m_bIsMapped && !w->m_bHidden) {
+                w->m_vRealPosition = w->m_vRealPosition.vec() - pMonitorB->vecPosition + pMonitorA->vecPosition;
+            }
+
+            w->updateToplevel();
+        }
+    }
+
+    pMonitorA->activeWorkspace = PWORKSPACEB->m_iID;
+    pMonitorB->activeWorkspace = PWORKSPACEA->m_iID;
+
+    g_pLayoutManager->getCurrentLayout()->recalculateMonitor(pMonitorA->ID);
+    g_pLayoutManager->getCurrentLayout()->recalculateMonitor(pMonitorB->ID);
+
+    g_pInputManager->refocus();
+}
+
+CMonitor* CCompositor::getMonitorFromString(const std::string& name) {
+    if (isNumber(name)) {
+        // change by ID
+        int monID = -1;
+        try {
+            monID = std::stoi(name);
+        } catch (std::exception& e) {
+            // shouldn't happen but jic
+            Debug::log(ERR, "Error in getMonitorFromString: invalid num");
+            return nullptr;
+        }
+
+        if (monID > -1 && monID < (int)g_pCompositor->m_vMonitors.size()) {
+            return g_pCompositor->getMonitorFromID(monID);
+        } else {
+            Debug::log(ERR, "Error in getMonitorFromString: invalid arg 1");
+            return nullptr;
+        }
+    } else {
+        if (isDirection(name)) {
+            const auto PMONITOR = g_pCompositor->getMonitorInDirection(name[0]);
+            return PMONITOR;
+        } else {
+            for (auto& m : g_pCompositor->m_vMonitors) {
+                if (m->szName == name) {
+                    return m.get();
+                }
+            }
+        }
+
+        Debug::log(ERR, "Error in getMonitorFromString: no such monitor");
+    }
+
+    return nullptr;
+}
+
 void CCompositor::moveWorkspaceToMonitor(CWorkspace* pWorkspace, CMonitor* pMonitor) {
 
     // We trust the workspace and monitor to be correct.

src/Compositor.hpp

@@ -145,6 +145,8 @@ public:
     void                    updateWindowAnimatedDecorationValues(CWindow*);
     int                     getNextAvailableMonitorID();
     void                    moveWorkspaceToMonitor(CWorkspace*, CMonitor*);
+    void                    swapActiveWorkspaces(CMonitor*, CMonitor*);
+    CMonitor*               getMonitorFromString(const std::string&);
     bool                    workspaceIDOutOfBounds(const int&);
     void                    setWindowFullscreen(CWindow*, bool, eFullscreenMode);
     void                    moveUnmanagedX11ToWindows(CWindow*);

src/managers/KeybindManager.cpp

@@ -40,6 +40,7 @@ CKeybindManager::CKeybindManager() {
     m_mDispatchers["movewindowpixel"]           = moveWindow;
     m_mDispatchers["resizewindowpixel"]         = resizeWindow;
     m_mDispatchers["swapnext"]                  = swapnext;
+    m_mDispatchers["swapactiveworkspaces"]      = swapActiveWorkspaces;
 
     m_tScrollTimer.reset();
 }
@@ -981,45 +982,12 @@ void CKeybindManager::alterSplitRatio(std::string args) {
 }
 
 void CKeybindManager::focusMonitor(std::string arg) {
-    if (isNumber(arg)) {
+    const auto PMONITOR = g_pCompositor->getMonitorFromString(arg);
-        // change by ID
-        int monID = -1;
-        try {
-            monID = std::stoi(arg);
-        } catch (std::exception& e) {
-            // shouldn't happen but jic
-            Debug::log(ERR, "Error in focusMonitor: invalid num");
-        }
 
-        if (monID > -1 && monID < (int)g_pCompositor->m_vMonitors.size()) {
+    if (!PMONITOR)
-            changeworkspace("[internal]" + std::to_string(g_pCompositor->getMonitorFromID(monID)->activeWorkspace));
+        return;
-        } else {
-            Debug::log(ERR, "Error in focusMonitor: invalid arg 1");
-        }
-    } else {
 
-        if (isDirection(arg)) {
+    changeworkspace("[internal]" + std::to_string(PMONITOR->activeWorkspace));
-            const auto PMONITOR = g_pCompositor->getMonitorInDirection(arg[0]);
-            if (PMONITOR) {
-                if (PMONITOR->activeWorkspace < 0) {
-                    const auto PWORKSPACE = g_pCompositor->getWorkspaceByID(PMONITOR->activeWorkspace);
-                    changeworkspace("name:" + PWORKSPACE->m_szName);
-                }
-                else
-                    changeworkspace(std::to_string(PMONITOR->activeWorkspace));
-                return;
-            }
-        } else {
-            for (auto& m : g_pCompositor->m_vMonitors) {
-                if (m->szName == arg) {
-                    changeworkspace("[internal]" + std::to_string(m->activeWorkspace));
-                    return;
-                }
-            }
-        }        
-
-        Debug::log(ERR, "Error in focusMonitor: no such monitor");
-    }
 }
 
 void CKeybindManager::moveCursorToCorner(std::string arg) {
@@ -1469,3 +1437,16 @@ void CKeybindManager::swapnext(std::string arg) {
 
     g_pCompositor->focusWindow(PLASTWINDOW);
 }
+
+void CKeybindManager::swapActiveWorkspaces(std::string args) {
+    const auto MON1 = args.substr(0, args.find_first_of(' '));
+    const auto MON2 = args.substr(args.find_first_of(' ') + 1);
+
+    const auto PMON1 = g_pCompositor->getMonitorFromString(MON1);
+    const auto PMON2 = g_pCompositor->getMonitorFromString(MON2);
+
+    if (!PMON1 || !PMON2)
+        return;
+
+    g_pCompositor->swapActiveWorkspaces(PMON1, PMON2);
+}

src/managers/KeybindManager.hpp

@@ -108,6 +108,7 @@ private:
     static void         toggleOpaque(std::string);
     static void         dpms(std::string);
     static void         swapnext(std::string);
+    static void         swapActiveWorkspaces(std::string);
 
     friend class CCompositor;
     friend class CInputManager;