nestopia/source/win32/NstDialogFind.cpp

122 lines
3.1 KiB
C++

////////////////////////////////////////////////////////////////////////////////////////
//
// Nestopia - NES/Famicom emulator written in C++
//
// Copyright (C) 2003-2008 Martin Freij
//
// This file is part of Nestopia.
//
// Nestopia is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// Nestopia is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Nestopia; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
////////////////////////////////////////////////////////////////////////////////////////
#include "NstWindowDialog.hpp"
#include "NstDialogFind.hpp"
namespace Nestopia
{
namespace Window
{
Finder::Finder(Custom& p)
: parent(p)
{
struct Hook
{
static UINT_PTR CALLBACK FRProc(HWND hWnd,UINT uMsg,WPARAM,LPARAM lParam)
{
switch (uMsg)
{
case WM_INITDIALOG:
{
Generic& window = *reinterpret_cast<Generic*>(reinterpret_cast<FINDREPLACE*>(lParam)->lCustData);
window = hWnd;
::SetWindowLongPtr( hWnd, GWL_USERDATA, reinterpret_cast<LPARAM>(&window) );
Dialog::RegisterModeless( hWnd );
return true;
}
case WM_DESTROY:
*reinterpret_cast<Generic*>(::GetWindowLongPtr( hWnd, GWL_USERDATA )) = NULL;
Dialog::UnregisterModeless( hWnd );
return false;
}
return false;
}
};
if (const uint id = ::RegisterWindowMessage(FINDMSGSTRING))
{
p.Messages().Add( id, this, &Finder::OnMsg );
findReplace.lStructSize = sizeof(findReplace);
findReplace.lpstrFindWhat = NULL;
findReplace.wFindWhatLen = BUFFER_SIZE;
findReplace.lCustData = reinterpret_cast<LPARAM>(&window);
findReplace.lpfnHook = Hook::FRProc;
}
}
void Finder::Close()
{
if (window)
window.Destroy();
}
Finder::~Finder()
{
Close();
delete [] findReplace.lpstrFindWhat;
findReplace.lpstrFindWhat = NULL;
}
void Finder::Open(const Callback& c,const uint flags)
{
NST_VERIFY( findReplace.lStructSize );
if (window == NULL && findReplace.lStructSize)
{
callback = c;
if (findReplace.lpstrFindWhat == NULL)
{
findReplace.lpstrFindWhat = new wchar_t [BUFFER_SIZE+1];
findReplace.lpstrFindWhat[0] = '\0';
}
findReplace.Flags = (flags & (DOWN|WHOLEWORD|MATCHCASE)) | FR_ENABLEHOOK;
findReplace.hwndOwner = parent;
::FindText( &findReplace );
}
}
ibool Finder::OnMsg(Param&)
{
if (findReplace.Flags & FR_DIALOGTERM)
{
Close();
}
else if (findReplace.Flags & FR_FINDNEXT)
{
callback( findReplace.lpstrFindWhat, findReplace.Flags & (FR_WHOLEWORD|FR_MATCHCASE|FR_DOWN) );
}
return true;
}
}
}