wallet/welcome_to_rhocoin.cpp

#include "stdafx.h"

template <typename T>class roFont : public wxFont {
public:
	T* m_win;
	roFont(T* win) :wxFont(win->GetFont()), m_win(win) {}
	~roFont() { m_win->SetFont(*this); }
	auto SetPointSize(int i) { wxFont::SetPointSize(i);
	return m_win;
	}
};

wxButton* welcome_to_rhocoin::AddButton(
	wxString wxs,
	void(Frame::* method)(wxCommandEvent&)
) {
	auto button{
		new wxButton(
			this,
			wxWindow::NewControlId(),
			wxs,
			wxDefaultPosition,	 wxDefaultSize, 0L, wxDefaultValidator,
			wxs
		)
	};
	Bind(wxEVT_BUTTON, method, singletonFrame, button->GetId());
	return button;
}


//	This routine exists to override wxWidgets overly clever translation of utf-8 to wxStrings.
wxButton* welcome_to_rhocoin::AddButton(
	const char sz[],
	void(Frame::* method)(wxCommandEvent&)
) {
	return AddButton(_wx(sz), method);
}

welcome_to_rhocoin::welcome_to_rhocoin(
	wxWindow* parent) : wxPanel(
		parent,
		myID_WELCOME_TO_ROCOIN,
		wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL,
		_wx(sz_NewWallet)
	)
{	if (singletonWelcome != nullptr)singletonWelcome->Destroy();
	auto sizer = new wxBoxSizer(wxVERTICAL);  //Allocated on heap, eventually gets given to this window, which will delete it.
	sizer->Add(
		roFont(
			new wxStaticText(
				this,
				wxID_ANY,
				_wx(sz_welcome_to_rocoin),
				wxDefaultPosition, wxDefaultSize,
				wxALIGN_CENTRE_HORIZONTAL | wxTE_MULTILINE
			)
		).SetPointSize(32),
		42,            // make vertically stretchable
		wxEXPAND |    // make horizontally stretchable
		wxALL,        //   and make border all around
		2);
	sizer->Add(
		roFont(
			new wxStaticText(
				this,
				wxID_ANY,
				_wx(sz_please_select_from_three_options),
				wxDefaultPosition, wxDefaultSize,
				wxALIGN_CENTRE_HORIZONTAL | wxTE_MULTILINE
			)
		).SetPointSize(20),
		12,            // make vertically stretchable
		wxEXPAND |    // make horizontally stretchable
		wxALL,        //   and make border all around
		2);
	auto sizerRow{ new wxGridSizer(3, 2, 2) };
	sizerRow->Add(
		new wxStaticText(
			this,
			wxID_ANY,
			_wx(sz_create_a_new_wallet),
			wxDefaultPosition, wxDefaultSize,
			wxALIGN_CENTRE_HORIZONTAL | wxTE_MULTILINE
		),
		40,            // make vertically stretchable
		wxEXPAND |    // make horizontally stretchable
		wxALL,        //   and make border all around
		2);
	sizerRow->Add(
		new wxStaticText(
			this,
			wxID_ANY,
			_wx(sz_recreate_wallet_from_old_secret),
			wxDefaultPosition, wxDefaultSize,
			wxALIGN_CENTRE_HORIZONTAL | wxTE_MULTILINE
		),
		40,            // make vertically stretchable
		wxEXPAND |    // make horizontally stretchable
		wxALL,        //   and make border all around
		2);
	sizerRow->Add(
		new wxStaticText(
			this,
			wxID_ANY,
			_wx(sz_open_existing_wallet),
			wxDefaultPosition, wxDefaultSize,
			wxALIGN_CENTRE_HORIZONTAL | wxTE_MULTILINE
		),
		40,
		wxEXPAND |    // make horizontally stretchable
		wxALL,        //   and make border all around
		2);
	sizer->Add(sizerRow, 20, wxEXPAND | wxALL, 2);
	wxButton * btn_default;

	sizerRow = new wxGridSizer(3, 2, 2);
		sizerRow->Add(
		btn_default=AddButton(sz_new_wallet, &Frame::OnSaveNew),
		40,            // make vertically stretchable
		wxEXPAND |    // make horizontally stretchable
		wxALL,        //   and make border all around
		2);
	sizerRow->Add(
		AddButton(sz_existing_secret, &Frame::RecreateWalletFromExistingSecret),
		40,            // make vertically stretchable
		wxEXPAND |    // make horizontally stretchable
		wxALL,        //   and make border all around
		4);
	sizerRow->Add(
		AddButton(sz_existing_wallet, &Frame::OnFileOpen),
		40,            // make vertically stretchable
		wxEXPAND |    // make horizontally stretchable
		wxALL,        //   and make border all around
		4);
	sizer->Add(sizerRow, 40, wxEXPAND | wxALL, 2);
	btn_default->SetDefault();
	SetSizer(sizer);
	Bind(wxEVT_CLOSE_WINDOW, &welcome_to_rhocoin::OnClose, this);
	assert(singletonWelcome == nullptr);
	singletonWelcome = this;
}

welcome_to_rhocoin::~welcome_to_rhocoin() {
	assert(singletonWelcome ==this);
	singletonWelcome = nullptr;
}

void welcome_to_rhocoin::OnClose(wxCloseEvent& event) {
	//	This event gives you the opportunity to clean up anything that needs explicit cleanup, albeit if you have done your work right nothing should need explicit cleanup,
	//	and to object to the closing in a "file not saved" type situation.
	//	https://docs.wxwidgets.org/trunk/classwx_close_event.html
	DestroyChildren();
	Destroy(); 	//Default handler will destroy the window.  This is our handler for the user calling close, replacing the default handler.
}