| 1 | /*
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| 2 | * Copyright (c) 2023 Jiri Svoboda
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup libui
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file Window decoration structure
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| 34 | *
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| 35 | */
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| 36 |
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| 37 | #ifndef _UI_PRIVATE_WDECOR_H
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| 38 | #define _UI_PRIVATE_WDECOR_H
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| 39 |
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| 40 | #include <gfx/coord.h>
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| 41 | #include <io/pos_event.h>
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| 42 | #include <stdbool.h>
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| 43 | #include <types/common.h>
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| 44 | #include <types/ui/cursor.h>
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| 45 | #include <types/ui/wdecor.h>
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| 46 |
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| 47 | /** Actual structure of push button.
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| 48 | *
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| 49 | * This is private to libui.
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| 50 | */
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| 51 | struct ui_wdecor {
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| 52 | /** UI resource */
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| 53 | struct ui_resource *res;
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| 54 | /** Callbacks */
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| 55 | struct ui_wdecor_cb *cb;
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| 56 | /** Callback argument */
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| 57 | void *arg;
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| 58 | /** Window decoration rectangle */
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| 59 | gfx_rect_t rect;
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| 60 | /** Style */
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| 61 | ui_wdecor_style_t style;
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| 62 | /** Caption */
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| 63 | char *caption;
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| 64 | /** Window is active */
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| 65 | bool active;
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| 66 | /** Window is maximized */
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| 67 | bool maximized;
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| 68 | /** System menu handle is active */
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| 69 | bool sysmenu_hdl_active;
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| 70 | /** Minimize button */
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| 71 | struct ui_pbutton *btn_min;
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| 72 | /** Maximize button */
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| 73 | struct ui_pbutton *btn_max;
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| 74 | /** Close button */
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| 75 | struct ui_pbutton *btn_close;
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| 76 | };
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| 77 |
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| 78 | /** Window decoration geometry.
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| 79 | *
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| 80 | * Computed rectangles of window decoration elements.
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| 81 | */
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| 82 | typedef struct {
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| 83 | /** Interior rectangle */
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| 84 | gfx_rect_t interior_rect;
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| 85 | /** Title bar rectangle */
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| 86 | gfx_rect_t title_bar_rect;
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| 87 | /** System menu handle rectangle */
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| 88 | gfx_rect_t sysmenu_hdl_rect;
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| 89 | /** Window caption rectangle */
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| 90 | gfx_rect_t caption_rect;
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| 91 | /** Minimize button rectangle */
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| 92 | gfx_rect_t btn_min_rect;
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| 93 | /** Maximize button rectangle */
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| 94 | gfx_rect_t btn_max_rect;
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| 95 | /** Close button rectangle */
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| 96 | gfx_rect_t btn_close_rect;
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| 97 | /** Application area rectangle */
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| 98 | gfx_rect_t app_area_rect;
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| 99 | } ui_wdecor_geom_t;
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| 100 |
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| 101 | extern void ui_wdecor_sysmenu_open(ui_wdecor_t *, sysarg_t);
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| 102 | extern void ui_wdecor_sysmenu_left(ui_wdecor_t *, sysarg_t);
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| 103 | extern void ui_wdecor_sysmenu_right(ui_wdecor_t *, sysarg_t);
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| 104 | extern void ui_wdecor_sysmenu_accel(ui_wdecor_t *, char32_t, sysarg_t);
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| 105 | extern void ui_wdecor_minimize(ui_wdecor_t *);
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| 106 | extern void ui_wdecor_maximize(ui_wdecor_t *);
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| 107 | extern void ui_wdecor_unmaximize(ui_wdecor_t *);
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| 108 | extern void ui_wdecor_close(ui_wdecor_t *);
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| 109 | extern void ui_wdecor_move(ui_wdecor_t *, gfx_coord2_t *, sysarg_t);
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| 110 | extern void ui_wdecor_resize(ui_wdecor_t *, ui_wdecor_rsztype_t,
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| 111 | gfx_coord2_t *, sysarg_t);
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| 112 | extern void ui_wdecor_set_cursor(ui_wdecor_t *, ui_stock_cursor_t);
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| 113 | extern void ui_wdecor_get_geom(ui_wdecor_t *, ui_wdecor_geom_t *);
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| 114 | extern errno_t ui_wdecor_sysmenu_hdl_paint_gfx(ui_wdecor_t *, gfx_rect_t *);
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| 115 | extern errno_t ui_wdecor_sysmenu_hdl_paint_text(ui_wdecor_t *, gfx_rect_t *);
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| 116 | extern errno_t ui_wdecor_sysmenu_hdl_paint(ui_wdecor_t *, gfx_rect_t *);
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| 117 | extern void ui_wdecor_frame_pos_event(ui_wdecor_t *, pos_event_t *);
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| 118 | extern ui_wdecor_rsztype_t ui_wdecor_get_rsztype(ui_wdecor_t *,
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| 119 | gfx_coord2_t *);
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| 120 | extern ui_stock_cursor_t ui_wdecor_cursor_from_rsztype(ui_wdecor_rsztype_t);
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| 121 |
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| 122 | #endif
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| 123 |
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| 124 | /** @}
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| 125 | */
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