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https://github.com/KolibriOS/kolibrios.git
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82 lines
1.9 KiB
C
82 lines
1.9 KiB
C
#ifndef INCLUDE_MENU_H
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#define INCLUDE_MENU_H
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#ifndef INCLUDE_LIST_BOX
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#include "../lib/list_box.h"
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#endif
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:dword menu_process_id;
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:struct _menu : llist
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{
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dword appear_x, appear_y, text, identifier, selected;
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void show();
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char stak[4096];
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} menu;
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:void _menu::show(dword _appear_x, _appear_y, _menu_width, _menu_text, _identifier)
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{
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#define ITEM_H 21
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appear_x = _appear_x;
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appear_y = _appear_y;
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text = _menu_text;
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identifier = _identifier;
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cur_y = -1;
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ClearList();
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count = chrnum(text, '\n')+1;
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SetSizes(2,2,_menu_width,count*ITEM_H,ITEM_H);
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menu_process_id = CreateThread(#_menu_thread,#stak+4092);
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}
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:void _menu_thread()
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{
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MOUSE m;
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DefineAndDrawWindow(menu.appear_x,menu.appear_y,menu.w+2,menu.h+4,0x01, 0, 0, 0x01fffFFF);
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DrawPopup(0,0,menu.w,menu.h+3,0, 0xE4DFE1,0x9098B0);
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_menu_draw_list();
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SetEventMask(EVM_REDRAW + EVM_KEY + EVM_MOUSE + EVM_MOUSE_FILTER);
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loop() switch(WaitEvent())
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{
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case evMouse:
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m.get();
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if (menu.ProcessMouse(m.x, m.y)) _menu_draw_list();
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if (m.lkm)&&(m.up) _menu_item_click();
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break;
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case evKey:
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GetKeys();
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if (key_scancode==SCAN_CODE_ESC) _menu_exit();
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if (key_scancode==SCAN_CODE_ENTER) _menu_item_click();
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if (menu.ProcessKey(key_scancode)) _menu_draw_list();
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break;
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case evReDraw:
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_menu_exit();
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}
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}
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:void _menu_draw_list()
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{
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int N, bgcol;
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for (N=0; N<menu.count; N++;)
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{
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if (N==menu.cur_y) bgcol=0xFFFfff; else bgcol=0xE4DFE1;
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DrawBar(menu.x, N*menu.item_h+menu.y, menu.w-3, menu.item_h, bgcol);
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}
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WriteTextLines(13, menu.item_h-8/2+menu.y, 0x80, 0, menu.text, menu.item_h);
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if (menu.selected) WriteText(5, menu.selected-1*menu.item_h+8, 0x80, 0xEE0000, "\x10");
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}
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:void _menu_item_click()
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{
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menu.cur_y = menu.identifier + menu.cur_y;
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KillProcess(menu_process_id);
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}
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:void _menu_exit()
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{
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menu.cur_y = 0;
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KillProcess(menu_process_id);
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}
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#endif |