win32ss/user/winsrv/consrv/frontends/gui/fullscreen.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS Console Server DLL
   4  * FILE:            win32ss/user/winsrv/consrv/frontends/gui/fullscreen.c
   5  * PURPOSE:         GUI Terminal Full-screen Mode
   6  * PROGRAMMERS:     Hermes Belusca-Maito (hermes.belusca@sfr.fr)
   7  */
   8
   9 /* INCLUDES *******************************************************************/
  10
  11 #include <consrv.h>
  12
  13 #define NDEBUG
  14 #include <debug.h>
  15
  16 #include "guiterm.h"
  17
  18 /* FUNCTIONS ******************************************************************/
  19
  20 BOOL
  21 EnterFullScreen(PGUI_CONSOLE_DATA GuiData)
  22 {
  23     DEVMODEW DevMode;
  24
  25     ZeroMemory(&DevMode, sizeof(DevMode));
  26     DevMode.dmSize = sizeof(DevMode);
  27
  28     DevMode.dmDisplayFixedOutput = DMDFO_CENTER; // DMDFO_STRETCH // DMDFO_DEFAULT
  29     // DevMode.dmDisplayFlags = DMDISPLAYFLAGS_TEXTMODE;
  30     DevMode.dmPelsWidth  = 640; // GuiData->ActiveBuffer->ViewSize.X * GuiData->CharWidth;
  31     DevMode.dmPelsHeight = 480; // GuiData->ActiveBuffer->ViewSize.Y * GuiData->CharHeight;
  32     // DevMode.dmBitsPerPel = 32;
  33     DevMode.dmFields     = DM_DISPLAYFIXEDOUTPUT | /* DM_DISPLAYFLAGS | DM_BITSPERPEL | */ DM_PELSWIDTH | DM_PELSHEIGHT;
  34
  35     return (ChangeDisplaySettingsW(&DevMode, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL);
  36 }
  37
  38 VOID
  39 LeaveFullScreen(PGUI_CONSOLE_DATA GuiData)
  40 {
  41     ChangeDisplaySettingsW(NULL, CDS_RESET);
  42 }
  43
  44
  45 // static VOID
  46 // GuiConsoleResize(PGUI_CONSOLE_DATA GuiData, WPARAM wParam, LPARAM lParam);
  47
  48 VOID
  49 SwitchFullScreen(PGUI_CONSOLE_DATA GuiData, BOOL FullScreen)
  50 {
  51     PCONSOLE Console = GuiData->Console;
  52
  53     /*
  54      * See:
  55      * http://stackoverflow.com/questions/2382464/win32-full-screen-and-hiding-taskbar
  56      * http://stackoverflow.com/questions/3549148/fullscreen-management-with-winapi
  57      * http://blogs.msdn.com/b/oldnewthing/archive/2010/04/12/9994016.aspx
  58      * http://blogs.msdn.com/b/oldnewthing/archive/2005/05/05/414910.aspx
  59      * http://stackoverflow.com/questions/1400654/how-do-i-put-my-opengl-app-into-fullscreen-mode
  60      * http://nehe.gamedev.net/tutorial/creating_an_opengl_window_win32/13001/
  61      * http://www.reocities.com/pcgpe/dibs.html
  62      */
  63
  64     /* If we are already in the given state, just bail out */
  65     if (FullScreen == GuiData->GuiInfo.FullScreen) return;
  66
  67     /* Save the current window state if we are not already full-screen */
  68     if (!GuiData->GuiInfo.FullScreen)
  69     {
  70         GuiData->IsWndMax = IsZoomed(GuiData->hWindow);
  71         if (GuiData->IsWndMax)
  72             SendMessageW(GuiData->hWindow, WM_SYSCOMMAND, SC_RESTORE, 0);
  73
  74         /* Save its old position and size and show state */
  75         GuiData->WndPl.length = sizeof(WINDOWPLACEMENT);
  76         GetWindowPlacement(GuiData->hWindow, &GuiData->WndPl);
  77
  78         /* Save the old window styles */
  79         GuiData->WndStyle   = GetWindowLongPtr(GuiData->hWindow, GWL_STYLE  );
  80         GuiData->WndStyleEx = GetWindowLongPtr(GuiData->hWindow, GWL_EXSTYLE);
  81     }
  82
  83     if (FullScreen)
  84     {
  85         SendMessageW(GuiData->hWindow, WM_SYSCOMMAND, SC_MINIMIZE, 0);
  86
  87         /* Switch to full screen */
  88         if (EnterFullScreen(GuiData))
  89         {
  90             /* Save the new state */
  91             Console->FixedSize = TRUE;
  92             GuiData->GuiInfo.FullScreen = TRUE;
  93
  94             GuiData->ActiveBuffer->OldViewSize = GuiData->ActiveBuffer->ViewSize;
  95             // GuiData->ActiveBuffer->OldScreenBufferSize = GuiData->ActiveBuffer->ScreenBufferSize;
  96
  97             /* Change the window styles */
  98             SetWindowLongPtr(GuiData->hWindow, GWL_STYLE,
  99                              WS_POPUP | WS_CLIPSIBLINGS | WS_CLIPCHILDREN);
 100             SetWindowLongPtr(GuiData->hWindow, GWL_EXSTYLE,
 101                              WS_EX_APPWINDOW);
 102             // SetWindowPos(GuiData->hWindow, NULL, 0, 0, 0, 0,
 103                          // SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER |
 104                          // SWP_FRAMECHANGED | SWP_SHOWWINDOW);
 105
 106             /* Reposition the window to the upper-left corner */
 107             SetWindowPos(GuiData->hWindow, HWND_TOPMOST, 0, 0, 0, 0,
 108                          SWP_NOSIZE | SWP_FRAMECHANGED | SWP_SHOWWINDOW);
 109
 110             /* Make it the foreground window */
 111             SetForegroundWindow(GuiData->hWindow);
 112
 113             /* Resize it */
 114             // // GuiConsoleResizeWindow(GuiData);
 115             // GuiConsoleResize(GuiData, SIZE_RESTORED, MAKELPARAM(640, 480));
 116
 117             PostMessageW(GuiData->hWindow, WM_SYSCOMMAND, SC_MAXIMIZE, 0);
 118             // SendMessageW(GuiData->hWindow, WM_SYSCOMMAND, SC_MAXIMIZE, 0);
 119         }
 120
 121         PostMessageW(GuiData->hWindow, WM_SYSCOMMAND,
 122                      GuiData->GuiInfo.FullScreen || GuiData->IsWndMax
 123                         ? SC_MAXIMIZE : SC_RESTORE,
 124                      0);
 125         // ShowWindowAsync(GuiData->hWindow, SW_RESTORE);
 126     }
 127     else
 128     {
 129         SendMessageW(GuiData->hWindow, WM_SYSCOMMAND, SC_MINIMIZE, 0);
 130
 131         /* Restore windowing mode */
 132         LeaveFullScreen(GuiData);
 133
 134         /* Save the new state */
 135         GuiData->GuiInfo.FullScreen = FALSE;
 136         Console->FixedSize = FALSE;
 137
 138         /*
 139          * Restore possible saved dimensions
 140          * of the active screen buffer view.
 141          */
 142         GuiData->ActiveBuffer->ViewSize = GuiData->ActiveBuffer->OldViewSize;
 143         // GuiData->ActiveBuffer->ScreenBufferSize = GuiData->ActiveBuffer->OldScreenBufferSize;
 144
 145         /* Restore the window styles */
 146         SetWindowLongPtr(GuiData->hWindow, GWL_STYLE,
 147                          GuiData->WndStyle);
 148         SetWindowLongPtr(GuiData->hWindow, GWL_EXSTYLE,
 149                          GuiData->WndStyleEx);
 150         SetWindowPos(GuiData->hWindow, NULL, 0, 0, 0, 0,
 151                      SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER |
 152                      SWP_FRAMECHANGED /*| SWP_SHOWWINDOW*/);
 153
 154
 155         /* Restore the window to its original position */
 156         SetWindowPlacement(GuiData->hWindow, &GuiData->WndPl);
 157
 158         PostMessageW(GuiData->hWindow, WM_SYSCOMMAND,
 159                      GuiData->IsWndMax ? SC_MAXIMIZE : SC_RESTORE,
 160                      0);
 161         // ShowWindowAsync(GuiData->hWindow, SW_RESTORE);
 162
 163         /* Make it the foreground window */
 164         SetForegroundWindow(GuiData->hWindow);
 165
 166         /* Resize it */
 167         // GuiConsoleResizeWindow(GuiData);
 168
 169         // PostMessageW(GuiData->hWindow, WM_SYSCOMMAND, SC_RESTORE, 0);
 170         // // ShowWindowAsync(GuiData->hWindow, SW_RESTORE);
 171     }
 172 }
 173
 174 VOID
 175 GuiConsoleSwitchFullScreen(PGUI_CONSOLE_DATA GuiData)
 176 {
 177     PCONSOLE Console = GuiData->Console;
 178     BOOL FullScreen;
 179
 180     if (!ConDrvValidateConsoleUnsafe(Console, CONSOLE_RUNNING, TRUE)) return;
 181
 182     /* Switch to full-screen or to windowed mode */
 183     FullScreen = !GuiData->GuiInfo.FullScreen;
 184     DPRINT1("GuiConsoleSwitchFullScreen - Switch to %s ...\n",
 185             (FullScreen ? "full-screen" : "windowed mode"));
 186
 187     SwitchFullScreen(GuiData, FullScreen);
 188
 189     LeaveCriticalSection(&Console->Lock);
 190 }
 191
 192 /* EOF */