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// MIT License, Copyright (c) 2020 Marvin Borner
// Mostly GFX function wrappers
#ifndef GUI_H
#define GUI_H
#include <def.h>
#include <gfx.h>
#include <list.h>
// TODO: Remove limits
#define MAX_CHILDS 100
#define MAX_INPUT_LENGTH 100
// TODO: Improve event types (maybe as struct header)
enum window_event_type { GUI_KEYBOARD = GFX_MAX + 1, GUI_MOUSE, GUI_MAX };
enum element_type {
GUI_TYPE_ROOT,
GUI_TYPE_CONTAINER,
GUI_TYPE_BUTTON,
GUI_TYPE_LABEL,
GUI_TYPE_TEXT_INPUT
};
enum container_flags { SPLIT };
struct element_event {
void (*on_click)();
void (*on_key)();
void (*on_submit)();
};
struct element_container {
u32 color_bg;
enum container_flags flags;
};
struct element_button {
char *text;
u32 color_fg;
u32 color_bg;
enum font_type font_type;
};
struct element_label {
char *text;
u32 color_fg;
u32 color_bg;
enum font_type font_type;
};
struct element_text_input {
char text[MAX_INPUT_LENGTH];
u32 color_fg;
u32 color_bg;
enum font_type font_type;
};
struct element {
enum element_type type;
u32 window_id;
struct context *ctx; // Coordinates are relative to container
struct element_event event;
void *attributes;
struct list *childs;
void *data; // Who needs static types anyways :)
};
struct window {
u32 id;
const char *title;
struct list *childs;
struct context *ctx;
};
struct gui_event_keyboard {
char ch;
int press;
int scancode;
};
struct gui_event_mouse {
int x;
int y;
int but1;
int but2;
int but3;
};
struct element *gui_init(const char *title, u32 width, u32 height, u32 color_bg);
void gui_event_loop(struct element *container);
struct element *gui_add_button(struct element *container, int x, int y, enum font_type font_type,
char *text, u32 color_bg, u32 color_fg);
struct element *gui_add_label(struct element *container, int x, int y, enum font_type font_type,
char *text, u32 color_bg, u32 color_fg);
struct element *gui_add_text_input(struct element *container, int x, int y, u32 width,
enum font_type font_type, u32 color_bg, u32 color_fg);
struct element *gui_add_container(struct element *container, int x, int y, u32 width, u32 height,
u32 color_bg);
void gui_remove_childs(struct element *elem);
void gui_remove_element(struct element *elem);
#endif
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