kolibrios/contrib/C_Layer/EXAMPLE/libguic_kolibri/option_menu.c

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/*
KolibriGUI demobox
-OptionBox
-MenuBar
-Frame
Free for all
Initially written by Siemargl, 2016
ToDo
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "kos32sys.h"
#include "kolibri_gui.h"
#define SCAN_CODE_ALTM 50
#define SCAN_CODE_ALTE 18
inline
uint32_t get_os_keyb_modifiers()
{
register uint32_t val;
__asm__ __volatile__(
"int $0x40"
:"=a"(val)
:"a"(66), "b"(3));
return val;
};
#define KEY_LSHIFT 0x1
#define KEY_RSHIFT 0x2
#define KEY_LCTRL 0x4
#define KEY_RCTRL 0x8
#define KEY_LALT 0x10
#define KEY_RALT 0x20
#define KEY_CAPSLOCK 0x40
#define KEY_NUMLOCK 0x80
#define KEY_SCROLLLOCK 0x100
#define KEY_LWIN 0x200
#define KEY_RWIN 0x400
inline
void set_os_keyb_mode(int mode)
// 0 - ASCII, 1 - SCAN
{
__asm__ __volatile__(
"int $0x40"
::"a"(66), "b"(1), "c"(mode));
};
int main()
{
/* Load all libraries, initialize global tables like system color table and
operations table. kolibri_gui_init() will EXIT with mcall -1 if it fails
to do it's job. This is all you need to call and all libraries and GUI
elements can be used after a successful call to this function
*/
kolibri_gui_init();
int gui_event = KOLIBRI_EVENT_REDRAW;
uint32_t pressed_button = 0;
// uint32_t mouse_button;
// pos_t mouse_pos;
oskey_t keypress;
// creating GUI using library functions
kolibri_window *main_window = kolibri_new_window(50, 40, 400, 160, "OptionBox and Menu demo");
//check_box *checkbox = kolibri_new_check_box(20, 45, 12, 12, "Append BOARDMSG to entered message.");
option_box opts1[3];
option_box *option1sel = opts1; // intially selected RED
option_box *op1_1 = gui_optionbox(opts1, X_Y(20, 50), "G1 Item RED", &option1sel);
option_box *op1_2 = gui_optionbox(opts1+1, X_Y(20, 70), "G1 Item GREEN", &option1sel);
option_box *op1_3 = gui_optionbox(opts1+2, X_Y(20, 90), "G1 Item BLUE", &option1sel);
option_box* option_group1[] = {op1_1, op1_2, op1_3, NULL};
option_box opts2[3];
option_box *option2sel = opts2 + 1; // intially selected #2
option_box *op2_1 = gui_optionbox(&opts2[0], X_Y(140, 50), "G2 Item 1st", &option2sel);
option_box *op2_2 = gui_optionbox(&opts2[1], X_Y(140, 70), "G2 Item 2nd", &option2sel);
option_box *op2_3 = gui_optionbox(&opts2[2], X_Y(140, 90), "G2 Item 3rd", &option2sel);
option_box* option_group2[] = {op2_1, op2_2, op2_3, NULL};
frame *fr1 = kolibri_new_frame_def(X_Y(12, 110), X_Y(40, 70), "Option 1");
frame *fr2 = kolibri_new_frame_def(X_Y(132, 100), X_Y(40, 70), "Option 2");
gui_add_optiongroup(main_window, option_group1); // new syntax
gui_add_optiongroup(main_window, option_group2);
gui_add_frame(main_window, fr1);
gui_add_frame(main_window, fr2);
int option_index1 = 0; // index of selected option
int option_index2 = 0;
char *menu1stru[] = {"Menu1", "Set RED", "Set GREEN", "Set BLUE", NULL};
menubar* menu1 = kolibri_new_menubar_def(X_Y(10, 40), X_Y(5, 15), 80, 100, menu1stru);
gui_add_menubar(main_window, menu1);
char *menu2stru[] = {"mEnu2", "Set Option 1", "Set Option 2", "Set Option 3", NULL};
menubar* menu2 = kolibri_new_menubar_def(X_Y(50, 40), X_Y(5, 15), 80, 100, menu2stru);
gui_add_menubar(main_window, menu2);
char *menu3stru[] = {"Quit", NULL};
menubar* menu3 = kolibri_new_menubar_def(X_Y(90, 40), X_Y(5, 15), 0, 0, menu3stru);
menu3->type = 1; // no subitems
gui_add_menubar(main_window, menu3);
set_os_keyb_mode(1); // needed for keyboard use in menu
do /* Start of main activity loop */
{
if(option_index1 != option1sel - opts1)
debug_board_printf("Option1 change to %d\n", option1sel - opts1);
if(option_index2 != option2sel - opts2)
debug_board_printf("Option2 change to %d\n", option2sel - opts2);
option_index1 = option1sel - opts1;
option_index2 = option2sel - opts2;
switch(gui_event)
{
case KOLIBRI_EVENT_REDRAW:
kolibri_handle_event_redraw(main_window);
break;
case KOLIBRI_EVENT_NONE:
break;
case KOLIBRI_EVENT_KEY:
keypress = get_key();
debug_board_printf("Key pressed state(%d) code(%d) ctrl_key(%d) modifiers(%#x)\n", keypress.state, keypress.code, keypress.ctrl_key, get_os_keyb_modifiers());
kolibri_handle_event_key(main_window, keypress);
if(keypress.code == SCAN_CODE_ALTM && get_os_keyb_modifiers() & (KEY_LALT | KEY_RALT))
(*menu_bar_activate)(menu1); // wont work, immediately redraw command closes menu ( . but Alt+F1 worked in opendial.asm:463
break;
case KOLIBRI_EVENT_BUTTON:
pressed_button = get_os_button();
switch (pressed_button)
{
case BTN_QUIT:
return 0;
break;
}
break;
case KOLIBRI_EVENT_MOUSE:
// mouse_pos = get_mouse_pos(POS_WINDOW); // window relative
// mouse_button = get_mouse_eventstate();
kolibri_handle_event_mouse(main_window);
if(menu1->click && menu1->cursor_out)
{
option1sel = opts1 + menu1->cursor_out - 1; // check bounds ?
(*option_box_draw)(option_group1);
}
if(menu2->click && menu2->cursor_out)
{
option2sel = opts2 + menu2->cursor_out - 1; // check bounds ?
(*option_box_draw)(option_group2);
}
if(menu3->click && menu3->cursor_out)
{
return 0; // quit
}
break;
}
gui_event = get_os_event();
} while(1) ; /* End of main activity loop */
return 0;
}