upstream/wesnoth
1
0
Fork 0
mirror of https://github.com/wesnoth/wesnoth synced 2025-05-21 20:26:41 +00:00
Code Issues Packages Projects Releases Wiki Activity

Support for SDL2's mouse wheel event in the GUI1 scrollbar.

Browse Source
This commit is contained in:
Boldizsár Lipka 2014-03-14 22:48:44 +01:00
parent 85e8c45273
commit 5e96c47d2e
1 changed files with 15 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/widgets/scrollbar.cpp
View File

@ -375,6 +375,21 @@ void scrollbar::handle_event(const SDL_Event& event)
} }
break; break;
} }
#if SDL_VERSION_ATLEAST(2,0,0)
case SDL_MOUSEWHEEL:
{
const SDL_MouseWheelEvent& e = event.wheel;
int x, y;
SDL_GetMouseState(&x, &y);
bool on_groove = point_in_rect(x, y, groove);
if (on_groove && e.y < 0) {
move_position(scroll_rate_);
} else if (on_groove && e.y > 0) {
move_position(-scroll_rate_);
}
break;
}
#endif
default: default:
break; break;
} }