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haiku: Add support for relative mouse mode.

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Partially fixes Bugzilla #4442.
This commit is contained in:
Gerasim Troeglazov
2019-11-11 22:21:17 -05:00
parent bd648bd5a3
commit 95a402d745
2 changed files with 15 additions and 26 deletions
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5
src/main/haiku/SDL_BApp.h
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@@ -228,7 +228,6 @@ private:
return;
}
win = GetSDLWindow(winID);
SDL_SendMouseMotion(win, 0, 0, x, y);
// Simple relative mode support for mouse.
if ((SDL_GetMouse()->relative_mode ||
@@ -237,10 +236,14 @@ private:
int winWidth, winHeight, winPosX, winPosY;
SDL_GetWindowSize(win, &winWidth, &winHeight);
SDL_GetWindowPosition(win, &winPosX, &winPosY);
int dx = x - (winWidth / 2);
int dy = y - (winHeight / 2);
SDL_SendMouseMotion(win, 0, SDL_GetMouse()->relative_mode, dx, dy);
set_mouse_position((winPosX + winWidth / 2), (winPosY + winHeight / 2));
if (!be_app->IsCursorHidden())
be_app->HideCursor();
} else {
SDL_SendMouseMotion(win, 0, 0, x, y);
if (be_app->IsCursorHidden())
be_app->ShowCursor();
}