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flightgear/src/GUI/menubar.cxx

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#include <string.h>
#include <iostream>
#include <plib/pu.h>
#include <simgear/debug/logstream.hxx>
#include <Main/globals.hxx>
#include <Main/fg_props.hxx>
#include "new_gui.hxx"
#include "menubar.hxx"
////////////////////////////////////////////////////////////////////////
// Static functions.
////////////////////////////////////////////////////////////////////////
static void
menu_callback (puObject * object)
{
NewGUI * gui = (NewGUI *)globals->get_subsystem("gui");
gui->getMenuBar()->fireItem(object);
}
////////////////////////////////////////////////////////////////////////
// Implementation of FGMenuBar.
////////////////////////////////////////////////////////////////////////
FGMenuBar::FGMenuBar ()
: _visible(false),
_menuBar(0)
{
}
FGMenuBar::~FGMenuBar ()
{
hide();
delete _menuBar; // FIXME: check if PUI owns the pointer
// Delete all those bindings
map<string,vector<FGBinding *> >::iterator it;
it = _bindings.begin();
while (it != _bindings.end()) {
for (int i = 0; i < it->second.size(); i++)
delete it->second[i];
}
}
void
FGMenuBar::init ()
{
if (_menuBar != 0) // FIXME: check if PUI owns the pointer
delete _menuBar;
make_menubar();
}
void
FGMenuBar::show ()
{
if (_menuBar != 0) {
_menuBar->reveal();
_visible = true;
} else {
SG_LOG(SG_GENERAL, SG_ALERT, "No menu bar to show");
_visible = false;
}
}
void
FGMenuBar::hide ()
{
if (_menuBar != 0) {
_menuBar->hide();
} else {
SG_LOG(SG_GENERAL, SG_ALERT, "No menu bar to show");
}
_visible = false;
}
bool
FGMenuBar::isVisible () const
{
return _visible;
}
bool
FGMenuBar::fireItem (puObject * item)
{
const char * name = item->getLegend();
vector<FGBinding *> &bindings = _bindings[name];
for (int i = 0; i < bindings.size(); i++)
bindings[i]->fire();
}
void
FGMenuBar::make_menu (SGPropertyNode_ptr node)
{
const char * name = strdup(node->getStringValue("label"));
vector<SGPropertyNode_ptr> item_nodes = node->getChildren("item");
int array_size = item_nodes.size() + 1;
char ** items = new char*[array_size];
puCallback * callbacks = new puCallback[array_size];
for (int i = 0, j = item_nodes.size() - 1;
i < item_nodes.size();
i++, j--) {
// Set up the PUI entries for this item
items[j] = strdup((char *)item_nodes[i]->getStringValue("label"));
callbacks[j] = menu_callback;
// Load all the bindings for this item
vector<SGPropertyNode_ptr> binding_nodes =
item_nodes[i]->getChildren("binding");
for (int k = 0; k < binding_nodes.size(); k++)
_bindings[items[j]].push_back(new FGBinding(binding_nodes[k]));
}
items[item_nodes.size()] = 0;
callbacks[item_nodes.size()] = 0;
_menuBar->add_submenu(name, items, callbacks);
}
void
FGMenuBar::make_menubar ()
{
_menuBar = new puMenuBar;
SGPropertyNode props;
fgLoadProps("gui/menubar.xml", &props);
vector<SGPropertyNode_ptr> menu_nodes = props.getChildren("menu");
for (int i = 0; i < menu_nodes.size(); i++)
make_menu(menu_nodes[i]);
_menuBar->close();
}
// end of menubar.cxx