Imaš gotov primer u "test" direktorijumu FLTK-ovog sors-stabla. Dakle, skini FLTK sors paket, raspakuj, i pogledaj primere iz pomenutog direktorijuma (ima ih puno).
Evo koda iz menubar.cxx fajla koji se takođe nalazi u "test" folderu:
Code:
// Use compat header for Fl_Menu_Item
#include <FL/Fl_Menu_Item.H>
#include <fltk/run.h>
#include <fltk/events.h>
#include <fltk/Output.h>
#include <fltk/Box.h>
#include <fltk/Window.h>
#include <fltk/MenuBar.h>
#include <fltk/ToggleButton.h>
#include <fltk/PopupMenu.h>
#include <fltk/Choice.h>
#include <fltk/Tooltip.h>
#include <fltk/draw.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
fltk::Window *window;
fltk::Menu* menus[4];
void test_cb(fltk::Widget* w, void*)
{
fltk::Menu* mw = (fltk::Menu*)w;
fltk::Widget* m = mw->item();
if (!m)
printf("NULL\n");
else if (m->shortcut())
printf("%s - %s\n", m->label(), fltk::key_name(m->shortcut()));
else
printf("%s\n", m->label());
if (!strcmp("item 77", m->label())) {
if (mw->find("button")) mw->replace("button", "Spitzak");
else mw->replace("Spitzak", "button");
menus[0]->redraw();
}
m->do_callback();
}
void quit_cb(fltk::Widget*, void*) { exit(0); }
Fl_Menu_Item hugemenu[100];
Fl_Menu_Item menutable[] = {
{"foo",0,0,0,FL_MENU_INACTIVE},
{"&File",0,0,0,FL_SUBMENU},
{"&Open", fltk::ALT+'o', 0, 0, FL_MENU_INACTIVE},
{"&Close", 0, 0},
{"&Quit", fltk::ALT+'q', quit_cb, 0, fltk::MENU_DIVIDER},
{"shortcut",'a'},
{"shortcut",fltk::SHIFT+'a'},
{"shortcut",fltk::CTRL+'a'},
{"shortcut",fltk::CTRL+fltk::SHIFT+'a'},
{"shortcut",fltk::ALT+'a'},
{"shortcut",fltk::ALT+fltk::SHIFT+'a'},
{"shortcut",fltk::ALT+fltk::CTRL+'a'},
{"shortcut",fltk::ALT+fltk::SHIFT+fltk::CTRL+'a', 0,0, fltk::MENU_DIVIDER},
{"shortcut",fltk::ReturnKey},
{"shortcut",fltk::CTRL+fltk::ReturnKey, 0,0, fltk::MENU_DIVIDER},
{"shortcut",fltk::F1Key},
{"shortcut",fltk::SHIFT+fltk::F1Key},
{"shortcut",fltk::CTRL+fltk::F1Key},
{"shortcut",fltk::SHIFT+fltk::CTRL+fltk::F1Key},
{"shortcut",fltk::ALT+fltk::F1Key},
{"shortcut",fltk::ALT+fltk::SHIFT+fltk::F1Key},
{"shortcut",fltk::ALT+fltk::CTRL+fltk::F1Key},
{"shortcut",fltk::ALT+fltk::SHIFT+fltk::CTRL+fltk::F1Key, 0,0, fltk::MENU_DIVIDER},
{"&Submenus", fltk::ALT+'S', 0, (void*)"Submenu1", FL_SUBMENU},
{"A very long menu item"},
{"&submenu",fltk::CTRL+'S', 0, (void*)"submenu2", FL_SUBMENU},
{"item 1"},
{"item 2"},
{"item 3"},
{"item 4"},
{0},
{"after submenu"},
{0},
{0},
{"&Edit",0,0,0,FL_SUBMENU},
{"Undo", fltk::ALT+'z', 0},
{"Redo", fltk::ALT+'r', 0, 0, fltk::MENU_DIVIDER},
{"Cut", fltk::ALT+'x', 0},
{"Copy", fltk::ALT+'c', 0},
{"Paste", fltk::ALT+'v', 0},
{"Inactive",fltk::ALT+'d', 0, 0, FL_MENU_INACTIVE},
{"Clear", 0, 0, 0, fltk::MENU_DIVIDER},
{"Invisible",fltk::ALT+'e', 0, 0, FL_MENU_INVISIBLE},
{"Preferences",0, 0},
{"Size", 0, 0},
{0},
{"&Checkbox",0,0,0,FL_SUBMENU},
{"&Alpha", 0, 0, (void *)1, fltk::MENU_TOGGLE|FL_MENU_VALUE},
{"&Beta", 0, 0, (void *)2, fltk::MENU_TOGGLE},
{"&Gamma", 0, 0, (void *)3, fltk::MENU_TOGGLE},
{"&Delta", 0, 0, (void *)4, fltk::MENU_TOGGLE|FL_MENU_VALUE},
{"&Epsilon",0, 0, (void *)5, fltk::MENU_TOGGLE},
{"&Pi", 0, 0, (void *)6, fltk::MENU_TOGGLE},
{"&Mu", 0, 0, (void *)7, fltk::MENU_TOGGLE|fltk::MENU_DIVIDER},
{"Red", 0, 0, (void *)1, fltk::MENU_TOGGLE},
{"Black", 0, 0, (void *)1, fltk::MENU_TOGGLE|fltk::MENU_DIVIDER},
{"00", 0, 0, (void *)1, fltk::MENU_TOGGLE},
{"000", 0, 0, (void *)1, fltk::MENU_TOGGLE},
{0},
{"&Radio",0,0,0,FL_SUBMENU},
{"&Alpha", 0, 0, (void *)1, fltk::MENU_RADIO},
{"&Beta", 0, 0, (void *)2, fltk::MENU_RADIO},
{"&Gamma", 0, 0, (void *)3, fltk::MENU_RADIO},
{"&Delta", 0, 0, (void *)4, fltk::MENU_RADIO|FL_MENU_VALUE},
{"&Epsilon",0, 0, (void *)5, fltk::MENU_RADIO},
{"&Pi", 0, 0, (void *)6, fltk::MENU_RADIO},
{"&Mu", 0, 0, (void *)7, fltk::MENU_RADIO|fltk::MENU_DIVIDER},
{"Red", 0, 0, (void *)1, fltk::MENU_RADIO},
{"Black", 0, 0, (void *)1, fltk::MENU_RADIO|fltk::MENU_DIVIDER},
{"00", 0, 0, (void *)1, fltk::MENU_RADIO},
{"000", 0, 0, (void *)1, fltk::MENU_RADIO},
{0},
{"&Font",0,0,0,FL_SUBMENU},
{"Normal", 0, 0},
{"Bold", 0, 0},
{"Italic", 0, 0},
{"BoldItalic",0,0},
{"Small", 0, 0},
{"Large", 0, 0},
{"Emboss", 0, 0},
{"Engrave", 0, 0},
{"Shadow", 0, 0},
{"@->", 0, 0},
{0},
{"E&mpty",0,0,0,FL_SUBMENU},
{0},
{"&Inactive", 0, 0, 0, FL_MENU_INACTIVE|FL_SUBMENU},
{"A very long menu item"},
{"A very long menu item"},
{0},
{"Invisible",0, 0, 0, FL_MENU_INVISIBLE|FL_SUBMENU},
{"A very long menu item"},
{"A very long menu item"},
{0},
{"&Huge", 0, 0, (void*)hugemenu, FL_SUBMENU_POINTER},
{"button",0, 0, 0, fltk::MENU_TOGGLE},
{0}
};
Fl_Menu_Item pulldown[] = {
{"Red", fltk::ALT+'r'},
{"Green", fltk::ALT+'g'},
{"Blue", fltk::ALT+'b'},
{"Strange", fltk::ALT+'s'},
{"&Charm", fltk::ALT+'c'},
{"Truth", fltk::ALT+'t'},
{"Beauty", fltk::ALT+'b'},
{0}
};
#define WIDTH 600
#define HEIGHT 22 //30 // use 25 for better Windoze look
int main(int argc, char **argv)
{
for (int i=0; i<99; i++) {
char buf[100];
sprintf(buf,"item %d",i);
hugemenu[i].text = strdup(buf);
}
fltk::Window window(WIDTH,400);
window.color(fltk::WHITE);
window.tooltip("Press right button\nfor a pop-up menu");
window.begin();
fltk::MenuBar menubar(0,0,WIDTH,HEIGHT); menubar.menu(menutable);
menubar.find("&Font/Normal")->labelfont(fltk::HELVETICA);
menubar.find("&Font/Bold")->labelfont(fltk::HELVETICA_BOLD);
menubar.find("&Font/Italic")->labelfont(fltk::HELVETICA_ITALIC);
menubar.find("&Font/BoldItalic")->labelfont(fltk::HELVETICA_BOLD_ITALIC);
menubar.find("&Font/Small")->labelsize(10);
menubar.find("&Font/Large")->labelsize(24);
menubar.find("&Font/Emboss")->labeltype(fltk::EMBOSSED_LABEL);
menubar.find("&Font/Engrave")->labeltype(fltk::ENGRAVED_LABEL);
menubar.find("&Font/Shadow")->labeltype(fltk::SHADOW_LABEL);
menubar.find("&Font/@->")->labeltype(fltk::SYMBOL_LABEL);
menubar.find("&Checkbox/Red")->labelcolor(fltk::RED); // label text red
menubar.find("&Checkbox/Red")->selection_textcolor(fltk::RED); // label text red when selected
menubar.find("&Checkbox/Red")->textcolor(fltk::RED); // check mark red
menubar.find("&Checkbox/Black")->labelcolor(fltk::BLACK);
menubar.find("&Checkbox/Black")->selection_textcolor(fltk::BLACK);
menubar.find("&Checkbox/Black")->textcolor(fltk::BLACK);
menubar.find("&Radio/Red")->labelcolor(fltk::RED);
menubar.find("&Radio/Red")->selection_textcolor(fltk::RED);
menubar.find("&Radio/Red")->textcolor(fltk::RED);
menubar.find("&Radio/Black")->labelcolor(fltk::BLACK);
menubar.find("&Radio/Black")->selection_textcolor(fltk::BLACK);
menubar.find("&Radio/Black")->textcolor(fltk::BLACK);
//menubar.find("&Huge/item 69")->deactivate();
menubar.callback(test_cb);
menubar.tooltip("This is a menu bar");
menus[0] = &menubar;
fltk::PopupMenu mb1(100,100,120,25,"&menubutton"); mb1.menu(pulldown);
mb1.callback(test_cb);
mb1.tooltip("This is a menu button");
menus[1] = &mb1;
fltk::Choice ch(300,100,90,25,"&choice:"); ch.menu(pulldown);
ch.callback(test_cb);
ch.tooltip("This is a choice");
menus[2] = &ch;
fltk::PopupMenu mb(0,25,WIDTH,400-HEIGHT/*,"&popup"*/);
mb.type(fltk::PopupMenu::POPUP3);
mb.menu(menutable);
mb.callback(test_cb);
menus[3] = &mb;
window.resizable(&mb);
window.size_range(300,20);
window.end();
window.show(argc, argv);
return fltk::run();
}
Ovo sve može i drugačije da se odradi...
Dejan Lekic
software engineer, MySQL/PgSQL DBA, sysadmin