| 1 | /*
|
|---|
| 2 | * Copyright (c) 2021 Jiri Svoboda
|
|---|
| 3 | * All rights reserved.
|
|---|
| 4 | *
|
|---|
| 5 | * Redistribution and use in source and binary forms, with or without
|
|---|
| 6 | * modification, are permitted provided that the following conditions
|
|---|
| 7 | * are met:
|
|---|
| 8 | *
|
|---|
| 9 | * - Redistributions of source code must retain the above copyright
|
|---|
| 10 | * notice, this list of conditions and the following disclaimer.
|
|---|
| 11 | * - Redistributions in binary form must reproduce the above copyright
|
|---|
| 12 | * notice, this list of conditions and the following disclaimer in the
|
|---|
| 13 | * documentation and/or other materials provided with the distribution.
|
|---|
| 14 | * - The name of the author may not be used to endorse or promote products
|
|---|
| 15 | * derived from this software without specific prior written permission.
|
|---|
| 16 | *
|
|---|
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|---|
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|---|
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|---|
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|---|
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|---|
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|---|
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|---|
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|---|
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|---|
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|---|
| 27 | */
|
|---|
| 28 |
|
|---|
| 29 | /** @addtogroup libui
|
|---|
| 30 | * @{
|
|---|
| 31 | */
|
|---|
| 32 | /**
|
|---|
| 33 | * @file Text entry structure
|
|---|
| 34 | *
|
|---|
| 35 | */
|
|---|
| 36 |
|
|---|
| 37 | #ifndef _UI_PRIVATE_ENTRY_H
|
|---|
| 38 | #define _UI_PRIVATE_ENTRY_H
|
|---|
| 39 |
|
|---|
| 40 | #include <gfx/coord.h>
|
|---|
| 41 | #include <gfx/text.h>
|
|---|
| 42 |
|
|---|
| 43 | /** Actual structure of text entry.
|
|---|
| 44 | *
|
|---|
| 45 | * This is private to libui.
|
|---|
| 46 | */
|
|---|
| 47 | struct ui_entry {
|
|---|
| 48 | /** Base control object */
|
|---|
| 49 | struct ui_control *control;
|
|---|
| 50 | /** UI window */
|
|---|
| 51 | struct ui_window *window;
|
|---|
| 52 | /** Entry rectangle */
|
|---|
| 53 | gfx_rect_t rect;
|
|---|
| 54 | /** Horizontal alignment */
|
|---|
| 55 | gfx_halign_t halign;
|
|---|
| 56 | /** Text entry is read-only */
|
|---|
| 57 | bool read_only;
|
|---|
| 58 | /** Text */
|
|---|
| 59 | char *text;
|
|---|
| 60 | /** Cursor position in the text (offset in bytes) */
|
|---|
| 61 | unsigned pos;
|
|---|
| 62 | /** Selection start position in text (offset in bytes) */
|
|---|
| 63 | unsigned sel_start;
|
|---|
| 64 | /** Pointer is currently inside */
|
|---|
| 65 | bool pointer_inside;
|
|---|
| 66 | /** Entry is activated */
|
|---|
| 67 | bool active;
|
|---|
| 68 | /** Button is held down */
|
|---|
| 69 | bool held;
|
|---|
| 70 | /** Left shift is held down */
|
|---|
| 71 | bool lshift_held;
|
|---|
| 72 | /** Right shift is held down */
|
|---|
| 73 | bool rshift_held;
|
|---|
| 74 | };
|
|---|
| 75 |
|
|---|
| 76 | /** Text entry geometry.
|
|---|
| 77 | *
|
|---|
| 78 | * Computed geometry of text entry elements.
|
|---|
| 79 | */
|
|---|
| 80 | typedef struct {
|
|---|
| 81 | /** Interior rectangle */
|
|---|
| 82 | gfx_rect_t interior_rect;
|
|---|
| 83 | /** Text anchor position */
|
|---|
| 84 | gfx_coord2_t text_pos;
|
|---|
| 85 | } ui_entry_geom_t;
|
|---|
| 86 |
|
|---|
| 87 | extern errno_t ui_entry_insert_str(ui_entry_t *, const char *);
|
|---|
| 88 | extern ui_evclaim_t ui_entry_key_press_ctrl(ui_entry_t *, kbd_event_t *);
|
|---|
| 89 | extern ui_evclaim_t ui_entry_key_press_shift(ui_entry_t *, kbd_event_t *);
|
|---|
| 90 | extern ui_evclaim_t ui_entry_key_press_unmod(ui_entry_t *, kbd_event_t *);
|
|---|
| 91 | extern void ui_entry_get_geom(ui_entry_t *, ui_entry_geom_t *);
|
|---|
| 92 | extern size_t ui_entry_find_pos(ui_entry_t *, gfx_coord2_t *);
|
|---|
| 93 | extern void ui_entry_delete_sel(ui_entry_t *);
|
|---|
| 94 | extern void ui_entry_activate(ui_entry_t *);
|
|---|
| 95 | extern void ui_entry_deactivate(ui_entry_t *);
|
|---|
| 96 |
|
|---|
| 97 | #endif
|
|---|
| 98 |
|
|---|
| 99 | /** @}
|
|---|
| 100 | */
|
|---|
