fltk/fluid/widgets/App_Menu_Bar.cxx
Matthias Melcher 219c623b4b Fluid: hiding MergeBack form the main menu.
Hiding menuitem if option is not available.
Also testing the new FL_BEFORE_MENU event.
2025-04-15 15:28:37 +02:00

60 lines
1.3 KiB
C++

//
// Application Menu Bar widget for the Fast Light Tool Kit (FLTK).
//
// Copyright 2025 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
// https://www.fltk.org/bugs.php
//
//
// Include necessary headers...
//
#include "widgets/App_Menu_Bar.h"
#include "Fluid.h"
#include "Project.h"
using namespace fld;
using namespace fld::widget;
extern void mergeback_cb(Fl_Widget *, void *);
/**
Create a fld::widget::App_Menu_Bar widget.
\param[in] X, Y, W, H position and size of the widget
\param[in] L optional label
*/
App_Menu_Bar::App_Menu_Bar(int X, int Y, int W, int H, const char *L)
: Fl_Menu_Bar(X, Y, W, H, L)
{
}
/**
Set menu item visibility and active state before menu pops up.
*/
int App_Menu_Bar::handle(int event)
{
Fl_Menu_Item *mi = nullptr;
if (event == FL_BEFORE_MENU) {
mi = (Fl_Menu_Item*)find_item(mergeback_cb);
if (mi && Fluid.proj.write_mergeback_data)
mi->show();
else
mi->hide();
return 1;
} else {
return Fl_Menu_Bar::handle(event);
}
}