696 lines
19 KiB
C
696 lines
19 KiB
C
/*
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SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2010 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Sam Lantinga
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slouken@libsdl.org
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*/
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/* we need to define it, so that raw input is included */
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#if (_WIN32_WINNT < 0x0501)
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#undef _WIN32_WINNT
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#define _WIN32_WINNT 0x0501
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#endif
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#include "SDL_config.h"
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#include "../SDL_sysvideo.h"
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#include "../SDL_pixels_c.h"
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#include "../../events/SDL_keyboard_c.h"
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#include "SDL_win32video.h"
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/* This is included after SDL_win32video.h, which includes windows.h */
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#include "SDL_syswm.h"
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#define SHFS_SHOWTASKBAR 0x0001
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#define SHFS_HIDETASKBAR 0x0002
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#define SHFS_SHOWSIPBUTTON 0x0004
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#define SHFS_HIDESIPBUTTON 0x0008
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#define SHFS_SHOWSTARTICON 0x0010
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#define SHFS_HIDESTARTICON 0x0020
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#ifdef _WIN32_WCE
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// dynamically load aygshell dll because we want SDL to work on HPC and be300
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int aygshell_loaded = 0;
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BOOL(WINAPI * SHFullScreen) (HWND hwndRequester, DWORD dwState) = 0;
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static BOOL
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CE_SHFullScreen(HWND hwndRequester, DWORD dwState)
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{
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if (SHFullScreen == 0 && aygshell_loaded == 0) {
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aygshell_loaded = 0;
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void *lib = SDL_LoadObject("aygshell.dll");
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if (lib) {
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SHFullScreen =
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(BOOL(WINAPI *) (HWND, DWORD)) SDL_LoadFunction(lib,
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"SHFullScreen");
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}
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}
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if (SHFullScreen) {
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SHFullScreen(hwndRequester, dwState);
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//printf("SHFullscreen(%i)\n",dwState);
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}
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}
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#endif
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/* Fake window to help with DirectInput events. */
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HWND SDL_HelperWindow = NULL;
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static WCHAR *SDL_HelperWindowClassName = TEXT("SDLHelperWindowInputCatcher");
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static WCHAR *SDL_HelperWindowName = TEXT("SDLHelperWindowInputMsgWindow");
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static ATOM SDL_HelperWindowClass = 0;
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static int
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SetupWindowData(_THIS, SDL_Window * window, HWND hwnd, SDL_bool created)
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{
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SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
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SDL_VideoDisplay *display = window->display;
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SDL_WindowData *data;
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/* Allocate the window data */
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data = (SDL_WindowData *) SDL_malloc(sizeof(*data));
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if (!data) {
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SDL_OutOfMemory();
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return -1;
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}
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data->window = window;
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data->hwnd = hwnd;
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data->hdc = GetDC(hwnd);
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data->created = created;
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data->mouse_pressed = SDL_FALSE;
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data->videodata = videodata;
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/* Associate the data with the window */
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if (!SetProp(hwnd, TEXT("SDL_WindowData"), data)) {
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ReleaseDC(hwnd, data->hdc);
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SDL_free(data);
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WIN_SetError("SetProp() failed");
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return -1;
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}
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/* Set up the window proc function */
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data->wndproc = (WNDPROC) GetWindowLongPtr(hwnd, GWLP_WNDPROC);
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if (data->wndproc == WIN_WindowProc) {
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data->wndproc = NULL;
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}
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else {
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SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR) WIN_WindowProc);
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}
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/* Fill in the SDL window with the window data */
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{
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POINT point;
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point.x = 0;
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point.y = 0;
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if (ClientToScreen(hwnd, &point)) {
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SDL_Rect bounds;
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WIN_GetDisplayBounds(_this, display, &bounds);
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window->x = point.x - bounds.x;
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window->y = point.y - bounds.y;
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}
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}
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{
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RECT rect;
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if (GetClientRect(hwnd, &rect)) {
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window->w = rect.right;
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window->h = rect.bottom;
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}
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}
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{
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DWORD style = GetWindowLong(hwnd, GWL_STYLE);
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if (style & WS_VISIBLE) {
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window->flags |= SDL_WINDOW_SHOWN;
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} else {
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window->flags &= ~SDL_WINDOW_SHOWN;
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}
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if (style & (WS_BORDER | WS_THICKFRAME)) {
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window->flags &= ~SDL_WINDOW_BORDERLESS;
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} else {
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window->flags |= SDL_WINDOW_BORDERLESS;
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}
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if (style & WS_THICKFRAME) {
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window->flags |= SDL_WINDOW_RESIZABLE;
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} else {
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window->flags &= ~SDL_WINDOW_RESIZABLE;
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}
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if (style & WS_MAXIMIZE) {
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window->flags |= SDL_WINDOW_MAXIMIZED;
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} else {
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window->flags &= ~SDL_WINDOW_MAXIMIZED;
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}
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if (style & WS_MINIMIZE) {
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window->flags |= SDL_WINDOW_MINIMIZED;
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} else {
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window->flags &= ~SDL_WINDOW_MINIMIZED;
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}
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}
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if (GetFocus() == hwnd) {
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window->flags |= SDL_WINDOW_INPUT_FOCUS;
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SDL_SetKeyboardFocus(data->window);
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if (window->flags & SDL_WINDOW_INPUT_GRABBED) {
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RECT rect;
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GetClientRect(hwnd, &rect);
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ClientToScreen(hwnd, (LPPOINT) & rect);
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ClientToScreen(hwnd, (LPPOINT) & rect + 1);
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ClipCursor(&rect);
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}
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}
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/* All done! */
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window->driverdata = data;
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return 0;
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}
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int
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WIN_CreateWindow(_THIS, SDL_Window * window)
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{
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SDL_VideoDisplay *display = window->display;
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HWND hwnd;
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RECT rect;
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SDL_Rect bounds;
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DWORD style = (WS_CLIPSIBLINGS | WS_CLIPCHILDREN);
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int x, y;
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int w, h;
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if (window->flags & (SDL_WINDOW_BORDERLESS | SDL_WINDOW_FULLSCREEN)) {
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style |= WS_POPUP;
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} else {
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style |= (WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX);
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}
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if ((window->flags & SDL_WINDOW_RESIZABLE)
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&& !(window->flags & SDL_WINDOW_FULLSCREEN)) {
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style |= (WS_THICKFRAME | WS_MAXIMIZEBOX);
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}
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/* Figure out what the window area will be */
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rect.left = 0;
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rect.top = 0;
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rect.right = window->w;
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rect.bottom = window->h;
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AdjustWindowRectEx(&rect, style, FALSE, 0);
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w = (rect.right - rect.left);
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h = (rect.bottom - rect.top);
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WIN_GetDisplayBounds(_this, display, &bounds);
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if (window->flags & SDL_WINDOW_FULLSCREEN) {
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/* The bounds when this window is visible is the fullscreen mode */
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SDL_DisplayMode fullscreen_mode;
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if (SDL_GetWindowDisplayMode(window, &fullscreen_mode) == 0) {
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bounds.w = fullscreen_mode.w;
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bounds.h = fullscreen_mode.h;
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}
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}
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if ((window->flags & SDL_WINDOW_FULLSCREEN)
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|| window->x == SDL_WINDOWPOS_CENTERED) {
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x = bounds.x + (bounds.w - w) / 2;
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} else if (window->x == SDL_WINDOWPOS_UNDEFINED) {
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if (bounds.x == 0) {
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x = CW_USEDEFAULT;
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} else {
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x = bounds.x;
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}
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} else {
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x = bounds.x + window->x + rect.left;
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}
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if ((window->flags & SDL_WINDOW_FULLSCREEN)
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|| window->y == SDL_WINDOWPOS_CENTERED) {
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y = bounds.y + (bounds.h - h) / 2;
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} else if (window->x == SDL_WINDOWPOS_UNDEFINED) {
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if (bounds.x == 0) {
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y = CW_USEDEFAULT;
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} else {
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y = bounds.y;
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}
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} else {
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y = bounds.y + window->y + rect.top;
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}
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hwnd =
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CreateWindow(SDL_Appname, TEXT(""), style, x, y, w, h, NULL, NULL,
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SDL_Instance, NULL);
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if (!hwnd) {
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WIN_SetError("Couldn't create window");
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return -1;
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}
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WIN_PumpEvents(_this);
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if (SetupWindowData(_this, window, hwnd, SDL_TRUE) < 0) {
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DestroyWindow(hwnd);
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return -1;
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}
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#ifdef SDL_VIDEO_OPENGL_WGL
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if (window->flags & SDL_WINDOW_OPENGL) {
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if (WIN_GL_SetupWindow(_this, window) < 0) {
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WIN_DestroyWindow(_this, window);
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return -1;
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}
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}
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#endif
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return 0;
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}
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int
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WIN_CreateWindowFrom(_THIS, SDL_Window * window, const void *data)
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{
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HWND hwnd = (HWND) data;
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LPTSTR title;
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int titleLen;
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/* Query the title from the existing window */
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titleLen = GetWindowTextLength(hwnd);
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title = SDL_stack_alloc(TCHAR, titleLen + 1);
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if (title) {
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titleLen = GetWindowText(hwnd, title, titleLen);
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} else {
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titleLen = 0;
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}
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if (titleLen > 0) {
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window->title = WIN_StringToUTF8(title);
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}
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if (title) {
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SDL_stack_free(title);
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}
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if (SetupWindowData(_this, window, hwnd, SDL_FALSE) < 0) {
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return -1;
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}
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return 0;
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}
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void
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WIN_SetWindowTitle(_THIS, SDL_Window * window)
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{
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HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
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LPTSTR title;
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if (window->title) {
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title = WIN_UTF8ToString(window->title);
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} else {
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title = NULL;
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}
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SetWindowText(hwnd, title ? title : TEXT(""));
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if (title) {
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SDL_free(title);
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}
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}
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void
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WIN_SetWindowIcon(_THIS, SDL_Window * window, SDL_Surface * icon)
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{
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HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
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HICON hicon = NULL;
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if (icon) {
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BYTE *icon_bmp;
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int icon_len;
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SDL_RWops *dst;
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SDL_PixelFormat format;
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SDL_Surface *surface;
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/* Create temporary bitmap buffer */
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icon_len = 40 + icon->h * icon->w * 4;
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icon_bmp = SDL_stack_alloc(BYTE, icon_len);
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dst = SDL_RWFromMem(icon_bmp, icon_len);
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if (!dst) {
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SDL_stack_free(icon_bmp);
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return;
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}
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/* Write the BITMAPINFO header */
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SDL_WriteLE32(dst, 40);
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SDL_WriteLE32(dst, icon->w);
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SDL_WriteLE32(dst, icon->h * 2);
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SDL_WriteLE16(dst, 1);
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SDL_WriteLE16(dst, 32);
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SDL_WriteLE32(dst, BI_RGB);
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SDL_WriteLE32(dst, icon->h * icon->w * 4);
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SDL_WriteLE32(dst, 0);
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SDL_WriteLE32(dst, 0);
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SDL_WriteLE32(dst, 0);
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SDL_WriteLE32(dst, 0);
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/* Convert the icon to a 32-bit surface with alpha channel */
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SDL_InitFormat(&format, 32,
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0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000);
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surface = SDL_ConvertSurface(icon, &format, 0);
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if (surface) {
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/* Write the pixels upside down into the bitmap buffer */
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int y = surface->h;
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while (y--) {
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Uint8 *src = (Uint8 *) surface->pixels + y * surface->pitch;
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SDL_RWwrite(dst, src, surface->pitch, 1);
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}
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SDL_FreeSurface(surface);
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/* TODO: create the icon in WinCE (CreateIconFromResource isn't available) */
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#ifndef _WIN32_WCE
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hicon =
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CreateIconFromResource(icon_bmp, icon_len, TRUE, 0x00030000);
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#endif
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}
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SDL_RWclose(dst);
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SDL_stack_free(icon_bmp);
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}
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/* Set the icon for the window */
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SendMessage(hwnd, WM_SETICON, ICON_SMALL, (LPARAM) hicon);
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/* Set the icon in the task manager (should we do this?) */
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SendMessage(hwnd, WM_SETICON, ICON_BIG, (LPARAM) hicon);
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}
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void
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WIN_SetWindowPosition(_THIS, SDL_Window * window)
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{
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SDL_VideoDisplay *display = window->display;
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HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
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RECT rect;
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SDL_Rect bounds;
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DWORD style;
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HWND top;
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BOOL menu;
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int x, y;
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int w, h;
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/* Figure out what the window area will be */
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if (window->flags & SDL_WINDOW_FULLSCREEN) {
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top = HWND_TOPMOST;
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} else {
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top = HWND_NOTOPMOST;
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}
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style = GetWindowLong(hwnd, GWL_STYLE);
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rect.left = 0;
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rect.top = 0;
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rect.right = window->w;
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rect.bottom = window->h;
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#ifdef _WIN32_WCE
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menu = FALSE;
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#else
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menu = (style & WS_CHILDWINDOW) ? FALSE : (GetMenu(hwnd) != NULL);
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#endif
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AdjustWindowRectEx(&rect, style, menu, 0);
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w = (rect.right - rect.left);
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h = (rect.bottom - rect.top);
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WIN_GetDisplayBounds(_this, display, &bounds);
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if (window->flags & SDL_WINDOW_FULLSCREEN) {
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/* The bounds when this window is visible is the fullscreen mode */
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SDL_DisplayMode fullscreen_mode;
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if (SDL_GetWindowDisplayMode(window, &fullscreen_mode) == 0) {
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bounds.w = fullscreen_mode.w;
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bounds.h = fullscreen_mode.h;
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}
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}
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if ((window->flags & SDL_WINDOW_FULLSCREEN)
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|| window->x == SDL_WINDOWPOS_CENTERED) {
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x = bounds.x + (bounds.w - w) / 2;
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} else {
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x = bounds.x + window->x + rect.left;
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}
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if ((window->flags & SDL_WINDOW_FULLSCREEN)
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|| window->y == SDL_WINDOWPOS_CENTERED) {
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y = bounds.y + (bounds.h - h) / 2;
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} else {
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y = bounds.y + window->y + rect.top;
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}
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SetWindowPos(hwnd, top, x, y, 0, 0, (SWP_NOCOPYBITS | SWP_NOSIZE));
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}
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void
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WIN_SetWindowSize(_THIS, SDL_Window * window)
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{
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HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
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RECT rect;
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DWORD style;
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HWND top;
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BOOL menu;
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int w, h;
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/* Figure out what the window area will be */
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if (window->flags & SDL_WINDOW_FULLSCREEN) {
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top = HWND_TOPMOST;
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} else {
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top = HWND_NOTOPMOST;
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}
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style = GetWindowLong(hwnd, GWL_STYLE);
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rect.left = 0;
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rect.top = 0;
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rect.right = window->w;
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rect.bottom = window->h;
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#ifdef _WIN32_WCE
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menu = FALSE;
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#else
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menu = (style & WS_CHILDWINDOW) ? FALSE : (GetMenu(hwnd) != NULL);
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#endif
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AdjustWindowRectEx(&rect, style, menu, 0);
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w = (rect.right - rect.left);
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h = (rect.bottom - rect.top);
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SetWindowPos(hwnd, top, 0, 0, w, h, (SWP_NOCOPYBITS | SWP_NOMOVE));
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}
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void
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WIN_ShowWindow(_THIS, SDL_Window * window)
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{
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HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
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ShowWindow(hwnd, SW_SHOW);
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#ifdef _WIN32_WCE
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if (window->flags & SDL_WINDOW_FULLSCREEN) {
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CE_SHFullScreen(hwnd,
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SHFS_HIDESTARTICON | SHFS_HIDETASKBAR |
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SHFS_HIDESIPBUTTON);
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}
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#endif
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}
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void
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WIN_HideWindow(_THIS, SDL_Window * window)
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{
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HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
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ShowWindow(hwnd, SW_HIDE);
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#ifdef _WIN32_WCE
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if (window->flags & SDL_WINDOW_FULLSCREEN) {
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CE_SHFullScreen(hwnd,
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SHFS_SHOWSTARTICON | SHFS_SHOWTASKBAR |
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SHFS_SHOWSIPBUTTON);
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}
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#endif
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}
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void
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WIN_RaiseWindow(_THIS, SDL_Window * window)
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{
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HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
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HWND top;
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if (window->flags & SDL_WINDOW_FULLSCREEN) {
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top = HWND_TOPMOST;
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} else {
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top = HWND_NOTOPMOST;
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}
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SetWindowPos(hwnd, top, 0, 0, 0, 0, (SWP_NOMOVE | SWP_NOSIZE));
|
|
|
|
#ifdef _WIN32_WCE
|
|
if (window->flags & SDL_WINDOW_FULLSCREEN) {
|
|
CE_SHFullScreen(hwnd,
|
|
SHFS_HIDESTARTICON | SHFS_HIDETASKBAR |
|
|
SHFS_HIDESIPBUTTON);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void
|
|
WIN_MaximizeWindow(_THIS, SDL_Window * window)
|
|
{
|
|
HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
|
|
|
|
ShowWindow(hwnd, SW_MAXIMIZE);
|
|
|
|
#ifdef _WIN32_WCE
|
|
if (window->flags & SDL_WINDOW_FULLSCREEN) {
|
|
CE_SHFullScreen(hwnd,
|
|
SHFS_HIDESTARTICON | SHFS_HIDETASKBAR |
|
|
SHFS_HIDESIPBUTTON);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void
|
|
WIN_MinimizeWindow(_THIS, SDL_Window * window)
|
|
{
|
|
HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
|
|
|
|
ShowWindow(hwnd, SW_MINIMIZE);
|
|
|
|
#ifdef _WIN32_WCE
|
|
if (window->flags & SDL_WINDOW_FULLSCREEN) {
|
|
CE_SHFullScreen(hwnd,
|
|
SHFS_SHOWSTARTICON | SHFS_SHOWTASKBAR |
|
|
SHFS_SHOWSIPBUTTON);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void
|
|
WIN_RestoreWindow(_THIS, SDL_Window * window)
|
|
{
|
|
HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
|
|
|
|
ShowWindow(hwnd, SW_RESTORE);
|
|
}
|
|
|
|
void
|
|
WIN_SetWindowGrab(_THIS, SDL_Window * window)
|
|
{
|
|
HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
|
|
|
|
if ((window->flags & (SDL_WINDOW_INPUT_GRABBED | SDL_WINDOW_FULLSCREEN))
|
|
&& (window->flags & SDL_WINDOW_INPUT_FOCUS)) {
|
|
RECT rect;
|
|
GetClientRect(hwnd, &rect);
|
|
ClientToScreen(hwnd, (LPPOINT) & rect);
|
|
ClientToScreen(hwnd, (LPPOINT) & rect + 1);
|
|
ClipCursor(&rect);
|
|
} else {
|
|
ClipCursor(NULL);
|
|
}
|
|
}
|
|
|
|
void
|
|
WIN_DestroyWindow(_THIS, SDL_Window * window)
|
|
{
|
|
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
|
|
|
|
if (data) {
|
|
ReleaseDC(data->hwnd, data->hdc);
|
|
if (data->created) {
|
|
DestroyWindow(data->hwnd);
|
|
}
|
|
SDL_free(data);
|
|
}
|
|
}
|
|
|
|
SDL_bool
|
|
WIN_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)
|
|
{
|
|
HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
|
|
if (info->version.major <= SDL_MAJOR_VERSION) {
|
|
info->window = hwnd;
|
|
return SDL_TRUE;
|
|
} else {
|
|
SDL_SetError("Application not compiled with SDL %d.%d\n",
|
|
SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
|
|
return SDL_FALSE;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Creates a HelperWindow used for DirectInput events.
|
|
*/
|
|
int
|
|
SDL_HelperWindowCreate(void)
|
|
{
|
|
HINSTANCE hInstance = GetModuleHandle(NULL);
|
|
WNDCLASS wce;
|
|
HWND hWndParent = NULL;
|
|
|
|
/* Make sure window isn't created twice. */
|
|
if (SDL_HelperWindow != NULL) {
|
|
return 0;
|
|
}
|
|
|
|
/* Create the class. */
|
|
SDL_zero(wce);
|
|
wce.lpfnWndProc = DefWindowProc;
|
|
wce.lpszClassName = (LPCWSTR) SDL_HelperWindowClassName;
|
|
wce.hInstance = hInstance;
|
|
|
|
/* Register the class. */
|
|
SDL_HelperWindowClass = RegisterClass(&wce);
|
|
if (SDL_HelperWindowClass == 0) {
|
|
SDL_SetError("Unable to create Helper Window Class: error %d.",
|
|
GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
#ifndef _WIN32_WCE
|
|
/* WinCE doesn't have HWND_MESSAGE */
|
|
hWndParent = HWND_MESSAGE;
|
|
#endif
|
|
|
|
/* Create the window. */
|
|
SDL_HelperWindow = CreateWindowEx(0, SDL_HelperWindowClassName,
|
|
SDL_HelperWindowName,
|
|
WS_OVERLAPPED, CW_USEDEFAULT,
|
|
CW_USEDEFAULT, CW_USEDEFAULT,
|
|
CW_USEDEFAULT, hWndParent, NULL,
|
|
hInstance, NULL);
|
|
if (SDL_HelperWindow == NULL) {
|
|
UnregisterClass(SDL_HelperWindowClassName, hInstance);
|
|
SDL_SetError("Unable to create Helper Window: error %d.",
|
|
GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*
|
|
* Destroys the HelperWindow previously created with SDL_HelperWindowCreate.
|
|
*/
|
|
void
|
|
SDL_HelperWindowDestroy(void)
|
|
{
|
|
HINSTANCE hInstance = GetModuleHandle(NULL);
|
|
|
|
/* Destroy the window. */
|
|
if (SDL_HelperWindow != NULL) {
|
|
if (DestroyWindow(SDL_HelperWindow) == 0) {
|
|
SDL_SetError("Unable to destroy Helper Window: error %d.",
|
|
GetLastError());
|
|
return;
|
|
}
|
|
SDL_HelperWindow = NULL;
|
|
}
|
|
|
|
/* Unregister the class. */
|
|
if (SDL_HelperWindowClass != 0) {
|
|
if ((UnregisterClass(SDL_HelperWindowClassName, hInstance)) == 0) {
|
|
SDL_SetError("Unable to destroy Helper Window Class: error %d.",
|
|
GetLastError());
|
|
return;
|
|
}
|
|
SDL_HelperWindowClass = 0;
|
|
}
|
|
}
|
|
|
|
|
|
/* vi: set ts=4 sw=4 expandtab: */
|