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forked from cheng/wallet
wallet/frame.h

84 lines
2.7 KiB
C++

#pragma once
template <typename handler_class>
// This class exists to record the needed to unbind a drop down menu action and delete
// the corresponding item from the drop down menu when the handler is destroyed.
// (Because the handler is a method of an object that is about to be destroyed.)
// Also avoids the need for manually creating a new windowid to link each additional bind
// to each menu item, thus avoids the likelihood of mismatching binds and menu entries.
class MenuLink {
void (handler_class::* m_method)(wxCommandEvent&);
int m_winid;
handler_class* m_handler = nullptr;
wxMenu* m_menu =nullptr;
wxMenuItem* m_menuItem = nullptr;;
public:
MenuLink(
void (handler_class::* method)(wxCommandEvent&)) : m_method{ method }, m_winid{ wxWindow::NewControlId()} {}
MenuLink(
void (handler_class::* method)(wxCommandEvent&), MyIDs winid) : m_method{ method }, m_winid{ winid } {}
~MenuLink() {
if (m_menu != nullptr) {
m_menu->Unbind(wxEVT_MENU, m_method, m_handler, m_winid);
m_menu->Destroy(m_menuItem);
}
}
auto Append(
wxMenu* menu,
handler_class* handler,
const wxString& item = wxEmptyString,
const wxString& helpString = wxEmptyString
) {
m_menu = menu;
m_handler = handler;
m_menuItem = menu->Append(m_winid, item, helpString);
menu->Bind(wxEVT_MENU, m_method, handler, m_winid);
return m_menuItem;
}
void queue_event() {
if (m_menu != nullptr) {
auto event = new wxCommandEvent(wxEVT_MENU, m_winid);
wxQueueEvent(m_menu, event);
}
else throw MyException("Event sent to uninitialized Menu item");
}
};
class Frame : public wxFrame
{
public:
wxLogWindow*m_pLogWindow{ nullptr };
std::unique_ptr<wxLogNull>m_pLogNull{ nullptr };
Frame(wxString);
~Frame();
wxFileName m_LastUsedSqlite;
private:
typedef MenuLink<Frame> MenuLink;
wxPanel* m_panel; //The once current child panel.
void StorePositionToConfig(void);
void RestorePositionFromConfig(const wxSize&);
void OnExit(wxCommandEvent&);
void OnClose(wxCloseEvent&);
void OnAbout(wxCommandEvent&);
void OnDeleteConfiguration(wxCommandEvent&);
public:
void OnSaveNew(wxCommandEvent&);
void NewWalletNewSecret(wxCommandEvent&);
void RecreateWalletFromExistingSecret(wxCommandEvent&);
void OnFileOpen(wxCommandEvent&);
private:
void OnDelete(wxCommandEvent&);
void OnMenuOpen(wxMenuEvent&);
void OnDeleteSubwindow(wxCommandEvent&);
MenuLink menu_OnDeleteSubwindow =
MenuLink(&Frame::OnDeleteSubwindow);
void OnDeleteLastSubwindow(wxCommandEvent&);
void OnAddSubwindow(wxCommandEvent&);
public:
void OnFirstUse(wxCommandEvent&);
public:
// MenuLink menu_OnFirstUse =
// MenuLink(&Frame::OnFirstUse, myID_WELCOME_TO_ROCOIN);
};
inline Frame* singletonFrame(nullptr);