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root/uspace/lib/display/include/types/display/event.h

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/*
 * Copyright (c) 2023 Jiri Svoboda
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/** @addtogroup libdisplay
 * @{
 */
/** @file
 */

#ifndef _LIBDISPLAY_TYPES_DISPLAY_EVENT_H_
#define _LIBDISPLAY_TYPES_DISPLAY_EVENT_H_

#include <gfx/coord.h>
#include <io/kbd_event.h>
#include <io/pos_event.h>

/** Display window event type */
typedef enum {
        /** Request to close window */
        wev_close,
        /** Window gained focus */
        wev_focus,
        /** Keyboard event */
        wev_kbd,
        /** Position event */
        wev_pos,
        /** Resize event */
        wev_resize,
        /** Window lost focus */
        wev_unfocus
} display_wnd_ev_type_t;

/** Display window focus event */
typedef struct {
        /** New number of foci */
        unsigned nfocus;
} display_wnd_focus_ev_t;

/** Display window resize event */
typedef struct {
        gfx_rect_t rect;
} display_wnd_resize_ev_t;

/** Display window unfocus event */
typedef struct {
        /** Number of remaining foci */
        unsigned nfocus;
} display_wnd_unfocus_ev_t;

/** Display window event */
typedef struct {
        /** Event type */
        display_wnd_ev_type_t etype;
        union {
                /** Focus event data */
                display_wnd_focus_ev_t focus;
                /** Keyboard event data */
                kbd_event_t kbd;
                /** Position event data */
                pos_event_t pos;
                /** Resize event data */
                display_wnd_resize_ev_t resize;
                /** Unfocus event data */
                display_wnd_unfocus_ev_t unfocus;
        } ev;
} display_wnd_ev_t;

#endif

/** @}
 */

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