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Cleanup windows events after recent changes 

Improves clarity without any functional changes
This commit is contained in:
DomGries 2021-10-17 19:50:39 +02:00 committed by Sam Lantinga
parent 50f969c1b2
commit 06824b18fd
1 changed files with 74 additions and 82 deletions
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20
src/video/windows/SDL_windowsevents.c
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@ -381,7 +381,7 @@ WIN_UpdateFocus(SDL_Window *window)
return;
}
if (GetForegroundWindow() == hwnd) {
if (has_focus) {
POINT cursorPos;
SDL_bool swapButtons = GetSystemMetrics(SM_SWAPBUTTON) != 0;
@ -723,10 +723,9 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
HRAWINPUT hRawInput = (HRAWINPUT)lParam;
RAWINPUT inp;
UINT size = sizeof(inp);
const SDL_bool isRelative = mouse->relative_mode || mouse->relative_mode_warp;
/* Relative mouse motion is delivered to the window with keyboard focus */
if (!isRelative || data->window != SDL_GetKeyboardFocus()) {
if ((!mouse->relative_mode && !mouse->relative_mode_warp) || data->window != SDL_GetKeyboardFocus()) {
break;
}
@ -735,17 +734,16 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
/* Mouse data (ignoring synthetic mouse events generated for touchscreens) */
if (inp.header.dwType == RIM_TYPEMOUSE) {
SDL_MouseID mouseID;
RAWMOUSE* rawmouse;
if (SDL_GetNumTouchDevices() > 0 &&
(GetMouseMessageSource() == SDL_MOUSE_EVENT_SOURCE_TOUCH || (GetMessageExtraInfo() & 0x82) == 0x82)) {
break;
}
mouseID = (SDL_MouseID)(uintptr_t)inp.header.hDevice;
if (isRelative) {
RAWMOUSE* rawmouse = &inp.data.mouse;
rawmouse = &inp.data.mouse;
if ((rawmouse->usFlags & 0x01) == MOUSE_MOVE_RELATIVE) {
SDL_SendMouseMotion(data->window, mouseID, 1, (int)rawmouse->lLastX, (int)rawmouse->lLastY);
} else if (rawmouse->lLastX || rawmouse->lLastY) {
/* This is absolute motion, either using a tablet or mouse over RDP
@ -819,10 +817,6 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
data->last_raw_mouse_position.y = y;
}
WIN_CheckRawMouseButtons(rawmouse->usButtonFlags, data, mouseID);
} else {
SDL_assert(0 && "Shouldn't happen");
}
}
}
break;
@ -840,8 +834,8 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
break;
case WM_MOUSELEAVE:
if (SDL_GetMouseFocus() == data->window && !SDL_GetMouse()->relative_mode && !(data->window->flags & SDL_WINDOW_MOUSE_CAPTURE)) {
if (!IsIconic(hwnd)) {
if (!(data->window->flags & SDL_WINDOW_MOUSE_CAPTURE)) {
if (SDL_GetMouseFocus() == data->window && !SDL_GetMouse()->relative_mode && !IsIconic(hwnd)) {
SDL_Mouse *mouse;
POINT cursorPos;
GetCursorPos(&cursorPos);
@ -858,10 +852,8 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
}
}
}
}
/* When WM_MOUSELEAVE is fired we can be assured that the cursor has left the window */
if (!(data->window->flags & SDL_WINDOW_MOUSE_CAPTURE)) {
SDL_SetMouseFocus(NULL);
}