kolibrios/programs/cmm/lib/gui/menu.h

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#ifndef INCLUDE_MENU_H
#define INCLUDE_MENU_H
#ifndef INCLUDE_LIST_BOX
#include "../lib/list_box.h"
#endif
:dword menu_process_id;
:struct _menu : llist
{
dword appear_x, appear_y, text, identifier, selected;
void show();
char stak[4096];
} menu;
:void _menu::show(dword _appear_x, _appear_y, _menu_width, _menu_text, _identifier)
{
#define ITEM_H 21
appear_x = _appear_x;
appear_y = _appear_y;
text = _menu_text;
identifier = _identifier;
cur_y = -1;
ClearList();
count = chrnum(text, '\n')+1;
SetSizes(2,2,_menu_width,count*ITEM_H,ITEM_H);
menu_process_id = CreateThread(#_menu_thread,#stak+4092);
}
:void _menu_thread()
{
MOUSE m;
DefineAndDrawWindow(menu.appear_x,menu.appear_y,menu.w+2,menu.h+4,0x01, 0, 0, 0x01fffFFF);
DrawPopup(0,0,menu.w,menu.h+3,0, 0xE4DFE1,0x9098B0);
_menu_draw_list();
SetEventMask(EVM_REDRAW + EVM_KEY + EVM_MOUSE + EVM_MOUSE_FILTER);
loop() switch(WaitEvent())
{
case evMouse:
m.get();
if (menu.ProcessMouse(m.x, m.y)) _menu_draw_list();
if (m.lkm)&&(m.up) _menu_item_click();
break;
case evKey:
GetKeys();
if (key_scancode==SCAN_CODE_ESC) _menu_exit();
if (key_scancode==SCAN_CODE_ENTER) _menu_item_click();
if (menu.ProcessKey(key_scancode)) _menu_draw_list();
break;
case evReDraw:
_menu_exit();
}
}
:void _menu_draw_list()
{
int N, bgcol;
for (N=0; N<menu.count; N++;)
{
if (N==menu.cur_y) bgcol=0xFFFfff; else bgcol=0xE4DFE1;
DrawBar(menu.x, N*menu.item_h+menu.y, menu.w-3, menu.item_h, bgcol);
}
WriteTextLines(13, menu.item_h-8/2+menu.y, 0x80, 0, menu.text, menu.item_h);
if (menu.selected) WriteText(5, menu.selected-1*menu.item_h+8, 0x80, 0xEE0000, "\x10");
}
:void _menu_item_click()
{
menu.cur_y = menu.identifier + menu.cur_y;
KillProcess(menu_process_id);
}
:void _menu_exit()
{
menu.cur_y = 0;
KillProcess(menu_process_id);
}
:dword shared_mem = NULL;
:char shared_name[] = "LMENU";
:void open_lmenu(dword _x, _y, _position, _selected, _text)
{
if (!shared_mem) {
shared_mem = memopen(#shared_name, 20, SHM_CREATE);
if (EDX) shared_mem = memopen(#shared_name, 20, SHM_WRITE);
}
ESDWORD[shared_mem + 4] = _x;
ESDWORD[shared_mem + 8] = _y;
ESDWORD[shared_mem + 12] = _position;
ESDWORD[shared_mem + 16] = _selected;
RunProgram("/sys/develop/menu", _text);
}
:dword get_menu_click()
{
dword res = ESDWORD[shared_mem];
ESDWORD[shared_mem] = 0;
return res;
}
#endif