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-rw-r--r--ui/sdl2.c44
1 files changed, 26 insertions, 18 deletions
diff --git a/ui/sdl2.c b/ui/sdl2.c
index 94d6d3f887..361de619fa 100644
--- a/ui/sdl2.c
+++ b/ui/sdl2.c
@@ -359,16 +359,12 @@ static void sdl_mouse_mode_change(Notifier *notify, void *data)
}
static void sdl_send_mouse_event(struct sdl2_state *scon, int dx, int dy,
- int dz, int x, int y, int state)
+ int x, int y, int state)
{
static uint32_t bmap[INPUT_BUTTON_MAX] = {
[INPUT_BUTTON_LEFT] = SDL_BUTTON(SDL_BUTTON_LEFT),
[INPUT_BUTTON_MIDDLE] = SDL_BUTTON(SDL_BUTTON_MIDDLE),
[INPUT_BUTTON_RIGHT] = SDL_BUTTON(SDL_BUTTON_RIGHT),
-#if 0
- [INPUT_BUTTON_WHEEL_UP] = SDL_BUTTON(SDL_BUTTON_WHEELUP),
- [INPUT_BUTTON_WHEEL_DOWN] = SDL_BUTTON(SDL_BUTTON_WHEELDOWN),
-#endif
};
static uint32_t prev_state;
@@ -566,7 +562,7 @@ static void handle_mousemotion(SDL_Event *ev)
}
}
if (gui_grab || qemu_input_is_absolute() || absolute_enabled) {
- sdl_send_mouse_event(scon, ev->motion.xrel, ev->motion.yrel, 0,
+ sdl_send_mouse_event(scon, ev->motion.xrel, ev->motion.yrel,
ev->motion.x, ev->motion.y, ev->motion.state);
}
}
@@ -576,7 +572,6 @@ static void handle_mousebutton(SDL_Event *ev)
int buttonstate = SDL_GetMouseState(NULL, NULL);
SDL_MouseButtonEvent *bev;
struct sdl2_state *scon = get_scon_from_window(ev->key.windowID);
- int dz;
bev = &ev->button;
if (!gui_grab && !qemu_input_is_absolute()) {
@@ -585,23 +580,33 @@ static void handle_mousebutton(SDL_Event *ev)
sdl_grab_start(scon);
}
} else {
- dz = 0;
if (ev->type == SDL_MOUSEBUTTONDOWN) {
buttonstate |= SDL_BUTTON(bev->button);
} else {
buttonstate &= ~SDL_BUTTON(bev->button);
}
-#ifdef SDL_BUTTON_WHEELUP
- if (bev->button == SDL_BUTTON_WHEELUP &&
- ev->type == SDL_MOUSEBUTTONDOWN) {
- dz = -1;
- } else if (bev->button == SDL_BUTTON_WHEELDOWN &&
- ev->type == SDL_MOUSEBUTTONDOWN) {
- dz = 1;
- }
-#endif
- sdl_send_mouse_event(scon, 0, 0, dz, bev->x, bev->y, buttonstate);
+ sdl_send_mouse_event(scon, 0, 0, bev->x, bev->y, buttonstate);
+ }
+}
+
+static void handle_mousewheel(SDL_Event *ev)
+{
+ struct sdl2_state *scon = get_scon_from_window(ev->key.windowID);
+ SDL_MouseWheelEvent *wev = &ev->wheel;
+ InputButton btn;
+
+ if (wev->y > 0) {
+ btn = INPUT_BUTTON_WHEEL_UP;
+ } else if (wev->y < 0) {
+ btn = INPUT_BUTTON_WHEEL_DOWN;
+ } else {
+ return;
}
+
+ qemu_input_queue_btn(scon->dcl.con, btn, true);
+ qemu_input_event_sync();
+ qemu_input_queue_btn(scon->dcl.con, btn, false);
+ qemu_input_event_sync();
}
static void handle_windowevent(DisplayChangeListener *dcl, SDL_Event *ev)
@@ -685,6 +690,9 @@ static void sdl_refresh(DisplayChangeListener *dcl)
case SDL_MOUSEBUTTONUP:
handle_mousebutton(ev);
break;
+ case SDL_MOUSEWHEEL:
+ handle_mousewheel(ev);
+ break;
case SDL_WINDOWEVENT:
handle_windowevent(dcl, ev);
break;