mirror of
git://projects.qi-hardware.com/eda-tools.git
synced 2024-09-12 22:46:47 +03:00
55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
/*
|
|
* gui/input.h - Input operations
|
|
*
|
|
* Written 2016 by Werner Almesberger
|
|
* Copyright 2016 by Werner Almesberger
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*/
|
|
|
|
#ifndef GUI_INPUT_H
|
|
#define GUI_NPUT_H
|
|
|
|
#include <stdbool.h>
|
|
|
|
#include <gtk/gtk.h>
|
|
|
|
|
|
/*
|
|
* All members of input_ops are optional, i.e., can be NULL.
|
|
*
|
|
* hover_begin and drag_begin must not call input_push or input_pop.
|
|
*/
|
|
|
|
struct input_ops {
|
|
bool (*click)(void *user, int x, int y);
|
|
|
|
bool (*hover_begin)(void *user, int x, int y);
|
|
bool (*hover_update)(void *user, int x, int y);
|
|
bool (*hover_click)(void *user, int x, int y);
|
|
void (*hover_end)(void *user);
|
|
|
|
bool (*drag_begin)(void *user, int x, int y);
|
|
void (*drag_move)(void *user, int dx, int dy);
|
|
void (*drag_end)(void *user);
|
|
|
|
void (*scroll)(void *user, int x, int y, int dy);
|
|
/* down = 1, up = -1 */
|
|
|
|
void (*key)(void *user, int x, int y, int keyval);
|
|
};
|
|
|
|
|
|
bool input_accept(void *user, int x, int y);
|
|
|
|
void input_update(void);
|
|
|
|
void input_push(const struct input_ops *ops, void *user);
|
|
void input_pop(void);
|
|
void input_setup(GtkWidget *da);
|
|
|
|
#endif /* !GUI_INPUT_H */
|