/
MenuFolder.cpp
119 lines (98 loc) · 2.17 KB
/
MenuFolder.cpp
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#include "MenuFolder.h"
#include "itextstream.h"
#include <wx/menu.h>
#include <wx/menuitem.h>
#include "MenuBar.h"
#include "MenuFolder.h"
namespace ui
{
MenuFolder::MenuFolder() :
_menu(nullptr),
_parentItem(nullptr)
{}
wxMenu* MenuFolder::getWidget()
{
if (_menu == nullptr)
{
construct();
}
return _menu;
}
void MenuFolder::refresh()
{
deconstructChildren();
constructChildren();
setNeedsRefreshRecursively(false);
}
void MenuFolder::construct()
{
if (_menu != nullptr)
{
MenuElement::constructChildren();
return;
}
if (isVisible())
{
// Get the parent menu
MenuElementPtr parent = getParent();
if (!parent)
{
rWarning() << "Cannot construct menu without a parent " << std::endl;
return;
}
_menu = new wxMenu();
if (std::dynamic_pointer_cast<MenuBar>(parent))
{
wxMenuBar* bar = std::static_pointer_cast<MenuBar>(parent)->getWidget();
bar->Append(_menu, getCaption());
}
else if (std::dynamic_pointer_cast<MenuFolder>(parent))
{
wxMenu* parentMenu = std::static_pointer_cast<MenuFolder>(parent)->getWidget();
_parentItem = parentMenu->AppendSubMenu(_menu, getCaption());
}
}
MenuElement::constructChildren();
}
void MenuFolder::deconstruct()
{
// Destruct children first
MenuElement::deconstructChildren();
if (_parentItem != nullptr)
{
if (_parentItem->GetMenu() != nullptr)
{
// This is a submenu, remove the item we're attached to first
_parentItem->GetMenu()->Delete(_parentItem);
}
else
{
// Unattached parent item, delete it
delete _parentItem;
}
_parentItem = nullptr;
}
if (_menu != nullptr)
{
wxMenuBar* menuBar = _menu->GetMenuBar();
// Check if we're attached to a menu folder
if (menuBar != nullptr)
{
for (std::size_t i = 0; i < menuBar->GetMenuCount(); ++i)
{
if (menuBar->GetMenu(i) == _menu)
{
// Detach the menu from its bar, caller is responsible of deleting it
menuBar->Remove(i);
break;
}
}
}
}
// Regardless what happened before, we need to delete the menu ourselves
// (Any parent item didn't delete the _menu in its destructor
// as wxWidgets nullified the submenu member before deleting it)
delete _menu;
_menu = nullptr;
}
}