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SDL Wiki

SDL_WindowEvent

A structure that contains window state change event data.

Data Fields

Uint32

type

SDL_WINDOWEVENT

Uint32

timestamp

timestamp of the event

Uint32

windowID

the associated window

Uint8

event

SDL_WindowEventID

Sint32

data1

event dependent data

Sint32

data2

event dependent data

Code Examples

void PrintEvent(const SDL_Event * event)
{
    if (event->type == SDL_WINDOWEVENT) {
        switch (event->window.event) {
        case SDL_WINDOWEVENT_SHOWN:
            SDL_Log("Window %d shown", event->window.windowID);
            break;
        case SDL_WINDOWEVENT_HIDDEN:
            SDL_Log("Window %d hidden", event->window.windowID);
            break;
        case SDL_WINDOWEVENT_EXPOSED:
            SDL_Log("Window %d exposed", event->window.windowID);
            break;
        case SDL_WINDOWEVENT_MOVED:
            SDL_Log("Window %d moved to %d,%d",
                    event->window.windowID, event->window.data1,
                    event->window.data2);
            break;
        case SDL_WINDOWEVENT_RESIZED:
            SDL_Log("Window %d resized to %dx%d",
                    event->window.windowID, event->window.data1,
                    event->window.data2);
            break;
        case SDL_WINDOWEVENT_SIZE_CHANGED:
            SDL_Log("Window %d size changed to %dx%d",
                    event->window.windowID, event->window.data1,
                    event->window.data2);
            break;
        case SDL_WINDOWEVENT_MINIMIZED:
            SDL_Log("Window %d minimized", event->window.windowID);
            break;
        case SDL_WINDOWEVENT_MAXIMIZED:
            SDL_Log("Window %d maximized", event->window.windowID);
            break;
        case SDL_WINDOWEVENT_RESTORED:
            SDL_Log("Window %d restored", event->window.windowID);
            break;
        case SDL_WINDOWEVENT_ENTER:
            SDL_Log("Mouse entered window %d",
                    event->window.windowID);
            break;
        case SDL_WINDOWEVENT_LEAVE:
            SDL_Log("Mouse left window %d", event->window.windowID);
            break;
        case SDL_WINDOWEVENT_FOCUS_GAINED:
            SDL_Log("Window %d gained keyboard focus",
                    event->window.windowID);
            break;
        case SDL_WINDOWEVENT_FOCUS_LOST:
            SDL_Log("Window %d lost keyboard focus",
                    event->window.windowID);
            break;
        case SDL_WINDOWEVENT_CLOSE:
            SDL_Log("Window %d closed", event->window.windowID);
            break;
#if SDL_VERSION_ATLEAST(2, 0, 5)
        case SDL_WINDOWEVENT_TAKE_FOCUS:
            SDL_Log("Window %d is offered a focus", event->window.windowID);
            break;
        case SDL_WINDOWEVENT_HIT_TEST:
            SDL_Log("Window %d has a special hit test", event->window.windowID);
            break;
#endif
        default:
            SDL_Log("Window %d got unknown event %d",
                    event->window.windowID, event->window.event);
            break;
        }
    }
}

Remarks

SDL_WindowEvent is a member of the SDL_Event union and is used when an event of type SDL_WINDOWEVENT is reported. You would access it through the event's window field.

SDL_EventType
SDL_WindowEventID
SDL_Event

CategoryStruct, CategoryEvents, CategoryVideo


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