summaryrefslogtreecommitdiffstatshomepage
path: root/3rdparty/SDL2/src/video/windows/SDL_windowsmouse.c
diff options
context:
space:
mode:
Diffstat (limited to '3rdparty/SDL2/src/video/windows/SDL_windowsmouse.c')
-rw-r--r--3rdparty/SDL2/src/video/windows/SDL_windowsmouse.c329
1 files changed, 0 insertions, 329 deletions
diff --git a/3rdparty/SDL2/src/video/windows/SDL_windowsmouse.c b/3rdparty/SDL2/src/video/windows/SDL_windowsmouse.c
deleted file mode 100644
index 72d7892d478..00000000000
--- a/3rdparty/SDL2/src/video/windows/SDL_windowsmouse.c
+++ /dev/null
@@ -1,329 +0,0 @@
-/*
- Simple DirectMedia Layer
- Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
-
- This software is provided 'as-is', without any express or implied
- warranty. In no event will the authors be held liable for any damages
- arising from the use of this software.
-
- Permission is granted to anyone to use this software for any purpose,
- including commercial applications, and to alter it and redistribute it
- freely, subject to the following restrictions:
-
- 1. The origin of this software must not be misrepresented; you must not
- claim that you wrote the original software. If you use this software
- in a product, an acknowledgment in the product documentation would be
- appreciated but is not required.
- 2. Altered source versions must be plainly marked as such, and must not be
- misrepresented as being the original software.
- 3. This notice may not be removed or altered from any source distribution.
-*/
-#include "../../SDL_internal.h"
-
-#if SDL_VIDEO_DRIVER_WINDOWS
-
-#include "SDL_assert.h"
-#include "SDL_windowsvideo.h"
-
-#include "../../events/SDL_mouse_c.h"
-
-
-HCURSOR SDL_cursor = NULL;
-
-static int rawInputEnableCount = 0;
-
-static int
-ToggleRawInput(SDL_bool enabled)
-{
- RAWINPUTDEVICE rawMouse = { 0x01, 0x02, 0, NULL }; /* Mouse: UsagePage = 1, Usage = 2 */
-
- if (enabled) {
- rawInputEnableCount++;
- if (rawInputEnableCount > 1) {
- return 0; /* already done. */
- }
- } else {
- if (rawInputEnableCount == 0) {
- return 0; /* already done. */
- }
- rawInputEnableCount--;
- if (rawInputEnableCount > 0) {
- return 0; /* not time to disable yet */
- }
- }
-
- if (!enabled) {
- rawMouse.dwFlags |= RIDEV_REMOVE;
- }
-
- /* (Un)register raw input for mice */
- if (RegisterRawInputDevices(&rawMouse, 1, sizeof(RAWINPUTDEVICE)) == FALSE) {
-
- /* Only return an error when registering. If we unregister and fail,
- then it's probably that we unregistered twice. That's OK. */
- if (enabled) {
- return SDL_Unsupported();
- }
- }
- return 0;
-}
-
-
-static SDL_Cursor *
-WIN_CreateDefaultCursor()
-{
- SDL_Cursor *cursor;
-
- cursor = SDL_calloc(1, sizeof(*cursor));
- if (cursor) {
- cursor->driverdata = LoadCursor(NULL, IDC_ARROW);
- } else {
- SDL_OutOfMemory();
- }
-
- return cursor;
-}
-
-static SDL_Cursor *
-WIN_CreateCursor(SDL_Surface * surface, int hot_x, int hot_y)
-{
- /* msdn says cursor mask has to be padded out to word alignment. Not sure
- if that means machine word or WORD, but this handles either case. */
- const size_t pad = (sizeof (size_t) * 8); /* 32 or 64, or whatever. */
- SDL_Cursor *cursor;
- HICON hicon;
- HDC hdc;
- BITMAPV4HEADER bmh;
- LPVOID pixels;
- LPVOID maskbits;
- size_t maskbitslen;
- ICONINFO ii;
-
- SDL_zero(bmh);
- bmh.bV4Size = sizeof(bmh);
- bmh.bV4Width = surface->w;
- bmh.bV4Height = -surface->h; /* Invert the image */
- bmh.bV4Planes = 1;
- bmh.bV4BitCount = 32;
- bmh.bV4V4Compression = BI_BITFIELDS;
- bmh.bV4AlphaMask = 0xFF000000;
- bmh.bV4RedMask = 0x00FF0000;
- bmh.bV4GreenMask = 0x0000FF00;
- bmh.bV4BlueMask = 0x000000FF;
-
- maskbitslen = ((surface->w + (pad - (surface->w % pad))) / 8) * surface->h;
- maskbits = SDL_stack_alloc(Uint8,maskbitslen);
- if (maskbits == NULL) {
- SDL_OutOfMemory();
- return NULL;
- }
-
- /* AND the cursor against full bits: no change. We already have alpha. */
- SDL_memset(maskbits, 0xFF, maskbitslen);
-
- hdc = GetDC(NULL);
- SDL_zero(ii);
- ii.fIcon = FALSE;
- ii.xHotspot = (DWORD)hot_x;
- ii.yHotspot = (DWORD)hot_y;
- ii.hbmColor = CreateDIBSection(hdc, (BITMAPINFO*)&bmh, DIB_RGB_COLORS, &pixels, NULL, 0);
- ii.hbmMask = CreateBitmap(surface->w, surface->h, 1, 1, maskbits);
- ReleaseDC(NULL, hdc);
- SDL_stack_free(maskbits);
-
- SDL_assert(surface->format->format == SDL_PIXELFORMAT_ARGB8888);
- SDL_assert(surface->pitch == surface->w * 4);
- SDL_memcpy(pixels, surface->pixels, surface->h * surface->pitch);
-
- hicon = CreateIconIndirect(&ii);
-
- DeleteObject(ii.hbmColor);
- DeleteObject(ii.hbmMask);
-
- if (!hicon) {
- WIN_SetError("CreateIconIndirect()");
- return NULL;
- }
-
- cursor = SDL_calloc(1, sizeof(*cursor));
- if (cursor) {
- cursor->driverdata = hicon;
- } else {
- DestroyIcon(hicon);
- SDL_OutOfMemory();
- }
-
- return cursor;
-}
-
-static SDL_Cursor *
-WIN_CreateSystemCursor(SDL_SystemCursor id)
-{
- SDL_Cursor *cursor;
- LPCTSTR name;
-
- switch(id)
- {
- default:
- SDL_assert(0);
- return NULL;
- case SDL_SYSTEM_CURSOR_ARROW: name = IDC_ARROW; break;
- case SDL_SYSTEM_CURSOR_IBEAM: name = IDC_IBEAM; break;
- case SDL_SYSTEM_CURSOR_WAIT: name = IDC_WAIT; break;
- case SDL_SYSTEM_CURSOR_CROSSHAIR: name = IDC_CROSS; break;
- case SDL_SYSTEM_CURSOR_WAITARROW: name = IDC_WAIT; break;
- case SDL_SYSTEM_CURSOR_SIZENWSE: name = IDC_SIZENWSE; break;
- case SDL_SYSTEM_CURSOR_SIZENESW: name = IDC_SIZENESW; break;
- case SDL_SYSTEM_CURSOR_SIZEWE: name = IDC_SIZEWE; break;
- case SDL_SYSTEM_CURSOR_SIZENS: name = IDC_SIZENS; break;
- case SDL_SYSTEM_CURSOR_SIZEALL: name = IDC_SIZEALL; break;
- case SDL_SYSTEM_CURSOR_NO: name = IDC_NO; break;
- case SDL_SYSTEM_CURSOR_HAND: name = IDC_HAND; break;
- }
-
- cursor = SDL_calloc(1, sizeof(*cursor));
- if (cursor) {
- HICON hicon;
-
- hicon = LoadCursor(NULL, name);
-
- cursor->driverdata = hicon;
- } else {
- SDL_OutOfMemory();
- }
-
- return cursor;
-}
-
-static void
-WIN_FreeCursor(SDL_Cursor * cursor)
-{
- HICON hicon = (HICON)cursor->driverdata;
-
- DestroyIcon(hicon);
- SDL_free(cursor);
-}
-
-static int
-WIN_ShowCursor(SDL_Cursor * cursor)
-{
- if (cursor) {
- SDL_cursor = (HCURSOR)cursor->driverdata;
- } else {
- SDL_cursor = NULL;
- }
- if (SDL_GetMouseFocus() != NULL) {
- SetCursor(SDL_cursor);
- }
- return 0;
-}
-
-static void
-WIN_WarpMouse(SDL_Window * window, int x, int y)
-{
- SDL_WindowData *data = (SDL_WindowData *)window->driverdata;
- HWND hwnd = data->hwnd;
- POINT pt;
-
- /* Don't warp the mouse while we're doing a modal interaction */
- if (data->in_title_click || data->focus_click_pending) {
- return;
- }
-
- pt.x = x;
- pt.y = y;
- ClientToScreen(hwnd, &pt);
- SetCursorPos(pt.x, pt.y);
-}
-
-static int
-WIN_WarpMouseGlobal(int x, int y)
-{
- POINT pt;
-
- pt.x = x;
- pt.y = y;
- SetCursorPos(pt.x, pt.y);
- return 0;
-}
-
-static int
-WIN_SetRelativeMouseMode(SDL_bool enabled)
-{
- return ToggleRawInput(enabled);
-}
-
-static int
-WIN_CaptureMouse(SDL_Window *window)
-{
- if (!window) {
- SDL_Window *focusWin = SDL_GetKeyboardFocus();
- if (focusWin) {
- WIN_OnWindowEnter(SDL_GetVideoDevice(), focusWin); /* make sure WM_MOUSELEAVE messages are (re)enabled. */
- }
- }
-
- /* While we were thinking of SetCapture() when designing this API in SDL,
- we didn't count on the fact that SetCapture() only tracks while the
- left mouse button is held down! Instead, we listen for raw mouse input
- and manually query the mouse when it leaves the window. :/ */
- return ToggleRawInput(window != NULL);
-}
-
-static Uint32
-WIN_GetGlobalMouseState(int *x, int *y)
-{
- Uint32 retval = 0;
- POINT pt = { 0, 0 };
- GetCursorPos(&pt);
- *x = (int) pt.x;
- *y = (int) pt.y;
-
- retval |= GetAsyncKeyState(VK_LBUTTON) & 0x8000 ? SDL_BUTTON_LMASK : 0;
- retval |= GetAsyncKeyState(VK_RBUTTON) & 0x8000 ? SDL_BUTTON_RMASK : 0;
- retval |= GetAsyncKeyState(VK_MBUTTON) & 0x8000 ? SDL_BUTTON_MMASK : 0;
- retval |= GetAsyncKeyState(VK_XBUTTON1) & 0x8000 ? SDL_BUTTON_X1MASK : 0;
- retval |= GetAsyncKeyState(VK_XBUTTON2) & 0x8000 ? SDL_BUTTON_X2MASK : 0;
-
- return retval;
-}
-
-void
-WIN_InitMouse(_THIS)
-{
- SDL_Mouse *mouse = SDL_GetMouse();
-
- mouse->CreateCursor = WIN_CreateCursor;
- mouse->CreateSystemCursor = WIN_CreateSystemCursor;
- mouse->ShowCursor = WIN_ShowCursor;
- mouse->FreeCursor = WIN_FreeCursor;
- mouse->WarpMouse = WIN_WarpMouse;
- mouse->WarpMouseGlobal = WIN_WarpMouseGlobal;
- mouse->SetRelativeMouseMode = WIN_SetRelativeMouseMode;
- mouse->CaptureMouse = WIN_CaptureMouse;
- mouse->GetGlobalMouseState = WIN_GetGlobalMouseState;
-
- SDL_SetDefaultCursor(WIN_CreateDefaultCursor());
-
- SDL_SetDoubleClickTime(GetDoubleClickTime());
-}
-
-void
-WIN_QuitMouse(_THIS)
-{
- SDL_Mouse *mouse = SDL_GetMouse();
- if ( mouse->def_cursor ) {
- SDL_free(mouse->def_cursor);
- mouse->def_cursor = NULL;
- mouse->cur_cursor = NULL;
- }
-
- if (rawInputEnableCount) { /* force RAWINPUT off here. */
- rawInputEnableCount = 1;
- ToggleRawInput(SDL_FALSE);
- }
-}
-
-#endif /* SDL_VIDEO_DRIVER_WINDOWS */
-
-/* vi: set ts=4 sw=4 expandtab: */