Initial community commit

Src/Plugins/General/gen_ff/fsmonitor.cpp

@@ -0,0 +1,174 @@
+#include "precomp__gen_ff.h"
+#include "fsmonitor.h"
+
+#define tag L"wa5_fsmonitorclass"
+
+LRESULT CALLBACK fsMonitorWndProc( HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
+extern HINSTANCE hInstance;
+//------------------------------------------------------------------------
+FullScreenMonitor::FullScreenMonitor()
+{
+    m_go_fs_timer_set = 0;
+    m_cancel_fs_timer_set = 0;
+    m_fs = 0;
+    WNDCLASSW wc;
+    if (!GetClassInfoW( hInstance, tag, &wc ))
+    {
+        MEMSET( &wc, 0, sizeof( wc ) );
+        wc.lpfnWndProc = fsMonitorWndProc;
+        wc.hInstance = hInstance;					// hInstance of DLL
+        wc.lpszClassName = tag;			// our window class name
+        wc.style = 0;
+
+        int _r = RegisterClassW( &wc );
+        ASSERTPR( _r, "cannot create fsmonitor wndclass" );
+    }
+
+    hWnd = CreateWindowExW( 0, tag, L"", 0, 0, 0, 1, 1, NULL, NULL, hInstance, NULL );
+
+    ASSERT( hWnd );
+
+    SetWindowLongPtrW( hWnd, GWLP_USERDATA, (LONG_PTR) this );
+
+    APPBARDATA abd;
+
+    abd.cbSize = sizeof( APPBARDATA );
+    abd.hWnd = hWnd;
+    abd.uCallbackMessage = APPBAR_CALLBACK;
+
+    SHAppBarMessage( ABM_NEW, &abd );
+}
+
+//------------------------------------------------------------------------
+FullScreenMonitor::~FullScreenMonitor()
+{
+    APPBARDATA abd;
+
+    abd.cbSize = sizeof( APPBARDATA );
+    abd.hWnd = hWnd;
+
+    SHAppBarMessage( ABM_REMOVE, &abd );
+
+    if (IsWindow( hWnd ))
+        DestroyWindow( hWnd );
+}
+
+//------------------------------------------------------------------------
+void FullScreenMonitor::registerCallback( FSCallback *cb )
+{
+    if (m_callbacks.haveItem( cb )) return;
+    m_callbacks.addItem( cb );
+}
+
+
+//------------------------------------------------------------------------
+void FullScreenMonitor::unregisterCallback( FSCallback *cb )
+{
+    m_callbacks.removeItem( cb );
+}
+
+//------------------------------------------------------------------------
+void FullScreenMonitor::onGoFullscreen()
+{
+    if (m_cancel_fs_timer_set)
+    {
+        timerclient_killTimer( 2 );
+        m_cancel_fs_timer_set = 0;
+    }
+    else
+    {
+        timerclient_setTimer( 1, 250 );
+        m_go_fs_timer_set = 1;
+    }
+}
+
+//------------------------------------------------------------------------
+void FullScreenMonitor::onCancelFullscreen()
+{
+    if (m_go_fs_timer_set)
+    {
+        timerclient_killTimer( 1 );
+        m_go_fs_timer_set = 0;
+    }
+    else
+    {
+        timerclient_setTimer( 2, 250 );
+        m_cancel_fs_timer_set = 1;
+    }
+}
+
+//------------------------------------------------------------------------
+void FullScreenMonitor::sendGoFSCallbacks()
+{
+    foreach( m_callbacks );
+    m_callbacks.getfor()->onGoFullscreen();
+    endfor;
+}
+
+//------------------------------------------------------------------------
+void FullScreenMonitor::sendCancelFSCallbacks()
+{
+    foreach( m_callbacks );
+    m_callbacks.getfor()->onCancelFullscreen();
+    endfor;
+}
+
+//------------------------------------------------------------------------
+void FullScreenMonitor::timerclient_timerCallback( int id )
+{
+    if (id == 1)
+    {
+        timerclient_killTimer( 1 );
+        m_go_fs_timer_set = 0;
+        sendGoFSCallbacks();
+    }
+    else if (id == 2)
+    {
+        timerclient_killTimer( 2 );
+        m_cancel_fs_timer_set = 0;
+        sendCancelFSCallbacks();
+    }
+}
+
+//------------------------------------------------------------------------
+int FullScreenMonitor::wndProc( HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
+{
+    switch (uMsg)
+    {
+        case APPBAR_CALLBACK:
+        {
+            switch (wParam)
+            {
+                case ABN_FULLSCREENAPP:
+                    //DebugString("ABN_FULLSCREENAPP\n");
+                    if (lParam && !m_fs)
+                    {
+                        m_fs = 1;
+                        onGoFullscreen();
+                    }
+                    else if (!lParam && m_fs)
+                    {
+                        m_fs = 0;
+                        onCancelFullscreen();
+                    }
+                    break;
+            }
+        }
+    }
+    return DefWindowProc( hwnd, uMsg, wParam, lParam );
+}
+
+//------------------------------------------------------------------------
+LRESULT CALLBACK fsMonitorWndProc( HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
+{
+#ifdef WIN32
+    FullScreenMonitor *gThis = (FullScreenMonitor *) GetWindowLongPtrW( hwnd, GWLP_USERDATA );
+    if (!gThis)
+        return DefWindowProc( hwnd, uMsg, wParam, lParam );
+    else
+        return gThis->wndProc( hwnd, uMsg, wParam, lParam );
+#else
+    return 0;
+#endif
+}
+