netsurf/desktop/textinput.h

92 lines
1.9 KiB
C

/*
* This file is part of NetSurf, http://netsurf.sourceforge.net/
* Licensed under the GNU General Public License,
* http://www.opensource.org/licenses/gpl-license
* Copyright 2003 Phil Mellor <monkeyson@users.sourceforge.net>
* Copyright 2004 James Bursa <bursa@users.sourceforge.net>
* Copyright 2004 Andrew Timmins <atimmins@blueyonder.co.uk>
* Copyright 2004 John Tytgat <John.Tytgat@aaug.net>
*/
/** \file
* Textual input handling (interface)
*/
#ifndef _NETSURF_DESKTOP_TEXTINPUT_H_
#define _NETSURF_DESKTOP_TEXTINPUT_H_
#include <stdbool.h>
struct browser_window;
struct box;
enum input_key {
KEY_DELETE_LEFT = 8,
/* cursor movement keys */
KEY_LEFT = 28,
KEY_RIGHT,
KEY_UP,
KEY_DOWN,
KEY_DELETE_RIGHT = 127,
KEY_LINE_START = 128,
KEY_LINE_END,
KEY_TEXT_START,
KEY_TEXT_END,
KEY_WORD_LEFT,
KEY_WORD_RIGHT,
KEY_PAGE_UP,
KEY_PAGE_DOWN,
KEY_DELETE_LINE_END,
KEY_DELETE_LINE_START,
};
struct caret
{
bool defined;
struct browser_window *bw;
struct box *text_box;
size_t char_offset;
/* document co-ordinates of bottom left of caret */
int x;
int y;
int height;
};
/** There's a single ghost caret used to implement
* drag-and-drop of text into text areas and input fields.
*/
extern struct caret ghost_caret;
void caret_set_position(struct caret *c, struct browser_window *bw,
struct box *text_box, int char_offset, int pixel_offset);
void caret_remove(struct caret *c);
struct box *textarea_get_position(struct box *textarea, int x, int y,
int *pchar_offset, int *ppixel_offset);
void browser_window_textarea_click(struct browser_window *bw,
browser_mouse_state mouse,
struct box *textarea,
int box_x, int box_y,
int x, int y);
void browser_window_input_click(struct browser_window* bw,
struct box *input,
int box_x, int box_y,
int x, int y);
void browser_window_remove_caret(struct browser_window *bw);
#endif