source: mainline/uspace/lib/ui/private/window.h@ 46a47c0

/*
 * 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 libui
 * @{
 */
/**
 * @file Window structure
 *
 */

#ifndef _UI_PRIVATE_WINDOW_H
#define _UI_PRIVATE_WINDOW_H

#include <adt/list.h>
#include <errno.h>
#include <congfx/console.h>
#include <display.h>
#include <gfx/context.h>
#include <io/kbd_event.h>
#include <io/pos_event.h>
#include <memgfx/memgc.h>
#include <memgfx/xlategc.h>
#include <types/ui/cursor.h>
#include <types/ui/window.h>

/** Actual structure of window.
 *
 * This is private to libui.
 */
struct ui_window {
        /** Containing user interface */
        struct ui *ui;
        /** Link to @c ui->windows */
        link_t lwindows;
        /** Callbacks */
        struct ui_window_cb *cb;
        /** Callback argument */
        void *arg;
        /** Display window */
        display_window_t *dwindow;
        /** Window GC */
        gfx_context_t *gc;
        /** Window bitmap (if client-side rendering) */
        gfx_bitmap_t *bmp;
        /** Window memory GC (if client-side rendering) */
        mem_gc_t *mgc;
        /** Translating GC (if full screen & server-side rendering) */
        xlate_gc_t *xgc;
        /** Real window GC (if client-side rendering) */
        gfx_context_t *realgc;
        /** Window rectangle */
        gfx_rect_t rect;
        /** Normal window rectangle (when not maximized) */
        gfx_rect_t normal_rect;
        /** Display position (if fullscreen mode) */
        gfx_coord2_t dpos;
        /** Application area bitmap */
        gfx_bitmap_t *app_bmp;
        /** Application area memory GC */
        mem_gc_t *app_mgc;
        /** Application area GC */
        gfx_context_t *app_gc;
        /** Dirty rectangle */
        gfx_rect_t dirty_rect;
        /** UI resource. Ideally this would be in ui_t. */
        struct ui_resource *res;
        /** Window decoration */
        struct ui_wdecor *wdecor;
        /** Top-level control in the application area */
        struct ui_control *control;
        /** Current cursor */
        ui_stock_cursor_t cursor;
        /** Window placement */
        ui_wnd_placement_t placement;
};

/** Size change operation */
typedef enum {
        /** Resize window */
        ui_wsc_resize,
        /** Maximize window */
        ui_wsc_maximize,
        /** Unmaximize window */
        ui_wsc_unmaximize
} ui_wnd_sc_op_t;

extern display_stock_cursor_t wnd_dcursor_from_cursor(ui_stock_cursor_t);
extern void ui_window_send_minimize(ui_window_t *);
extern void ui_window_send_maximize(ui_window_t *);
extern void ui_window_send_unmaximize(ui_window_t *);
extern void ui_window_send_close(ui_window_t *);
extern void ui_window_send_focus(ui_window_t *, unsigned);
extern void ui_window_send_kbd(ui_window_t *, kbd_event_t *);
extern errno_t ui_window_send_paint(ui_window_t *);
extern void ui_window_send_pos(ui_window_t *, pos_event_t *);
extern void ui_window_send_unfocus(ui_window_t *, unsigned);
extern errno_t ui_window_size_change(ui_window_t *, gfx_rect_t *,
    ui_wnd_sc_op_t);

#endif

/** @}
 */