dock autodetect monitor based on position

src/events/events.cpp

@@ -307,6 +307,16 @@ CWindow* Events::remapFloatingWindow(int windowID, int forcemonitor) {
                     + ", " + std::to_string(PWINDOWINARR->getDefaultSize().x) + ", " + std::to_string(PWINDOWINARR->getDefaultSize().y));
 
                 PWINDOWINARR->setDock(true);
+
+                // since it's a dock get its monitor from the coords
+                const auto CENTERVEC = PWINDOWINARR->getDefaultPosition() + (PWINDOWINARR->getDefaultSize() / 2.f);
+                const auto MONITOR = g_pWindowManager->getMonitorFromCoord(CENTERVEC);
+                if (MONITOR) {
+                    PWINDOWINARR->setMonitor(MONITOR->ID);
+                    Debug::log(LOG, "Guessed dock's monitor to be " + std::to_string(MONITOR->ID) + ".");
+                } else {
+                    Debug::log(LOG, "Couldn't guess dock's monitor. Leaving at " + std::to_string(PWINDOWINARR->getMonitor()) + ".");
+                }
             }
         }
     }

src/windowManager.cpp

@@ -2390,4 +2390,13 @@ bool CWindowManager::shouldBeManaged(const int& window) {
 
 int CWindowManager::getBarHeightForMonitor(const int& mon) {
     return (mon == ConfigManager::getInt("bar:monitor") ? (ConfigManager::getInt("bar:enabled") == 1 ? ConfigManager::getInt("bar:height") : ConfigManager::parseError == "" ? 0 : ConfigManager::getInt("bar:height")) : 0);
+}
+
+SMonitor* CWindowManager::getMonitorFromCoord(const Vector2D coord) {
+    for (auto& m : monitors) {
+        if (VECINRECT(coord, m.vecPosition.x, m.vecPosition.y, m.vecPosition.x + m.vecSize.x, m.vecPosition.y + m.vecSize.y))
+            return &m;
+    }
+
+    return nullptr;
 }

src/windowManager.hpp

@@ -107,6 +107,7 @@ public:
 
     SMonitor*                   getMonitorFromWindow(CWindow*);
     SMonitor*                   getMonitorFromCursor();
+    SMonitor*                   getMonitorFromCoord(const Vector2D);
 
     Vector2D                    getCursorPos();