//  w32dlib - Win32 Dialog Helpers
//
//  Copyright (C) 2005  Ian Cowburn (ianc@noddybox.demon.co.uk)
//
//  This program 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.
//
//  This program 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 this program; if not, write to the Free Software
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//  -------------------------------------------------------------------------
//
#include "w32dlib/window.h"
#include "w32dlib/dialog.h"
#include "w32dlib/control.h"

namespace W32DLib
{

// ------------------------------------------------------------
//
Dialog::Dialog() : Window()
		 , m_menuowner(0)
{
}


// ------------------------------------------------------------
//
Dialog::~Dialog()
{
}


// ------------------------------------------------------------
//
void Dialog::OnInit()
{
}


// ------------------------------------------------------------
//
void Dialog::OnClose()
{
}


// ------------------------------------------------------------
//
INT_PTR Dialog::ShowModal(HINSTANCE inst, HWND parent)
{
    return ::DialogBoxParam(inst,
			    MAKEINTRESOURCE(ResourceID()),
			    parent,
			    &Window::WindowProc,
			    reinterpret_cast<LPARAM>(this));
}


// ------------------------------------------------------------
//
void Dialog::Close(INT_PTR result)
{
    EndDialog(m_wnd,result);
}


// ------------------------------------------------------------
//
void Dialog::Enable(bool enable)
{
    for(ControlSet::iterator i=m_cset.begin();i!=m_cset.end();++i)
    {
	(*i)->Enable(enable);
    }
}


// ------------------------------------------------------------
//
void Dialog::AddControl(Control *control)
{
    m_cset.push_back(control);
}


// ------------------------------------------------------------
//
void Dialog::SetMenuProc(Window *owner, W32DLibCallback callback)
{
    m_menuowner=owner;
    m_menuproc=callback;
}


// ------------------------------------------------------------
//
void Dialog::SetData()
{
    for(ControlSet::iterator i=m_cset.begin();i!=m_cset.end();++i)
    {
	(*i)->DoDataExchange(true);
    }
}


// ------------------------------------------------------------
//
void Dialog::GetData()
{
    for(ControlSet::iterator i=m_cset.begin();i!=m_cset.end();++i)
    {
	(*i)->DoDataExchange(false);
    }
}


// ------------------------------------------------------------
//

BOOL Dialog::InstanceProc(HWND wnd, UINT msg, WPARAM wp, LPARAM lp)
{
    BOOL ret=FALSE;
    WORD lo=LOWORD(wp);
    bool handled=false;

    switch(msg)
    {
    	case WM_INITDIALOG:
	    Window::InstanceProc(wnd,msg,wp,lp);
	    m_wnd=wnd;

	    for(ControlSet::iterator i=m_cset.begin();i!=m_cset.end();++i)
	    {
		W32DEBUGOUT(MsgName(msg) << " (" << msg << 
			    ", " << wp << ", " << lp << ")" <<
			    " for resource " << (*i)->ResourceID());

		(*i)->ProcessMessage(msg,wp,lp);
	    }

	    OnInit();
	    ret=TRUE;
	    break;

	case WM_CLOSE:
	    OnClose();
	    break;

	case WM_DESTROY:
	    ret=Window::InstanceProc(wnd,msg,wp,lp);
	    break;

	// Messages passed onto menus and controls
	//
	case WM_COMMAND:
	    // Check for windows and resources in the wp
	    //
	    for(ControlSet::iterator i=m_cset.begin();i!=m_cset.end();++i)
	    {
		if (lo==(*i)->ResourceID())
		{
		    W32DEBUGOUT(MsgName(msg) << " (" << msg << 
				", " << wp << ", " << lp << ")" <<
				" for resource " << (*i)->ResourceID());

		    ret=(*i)->ProcessMessage(msg,wp,lp);
		    handled=true;
		    break;
		}
	    }

	    if (!handled && m_menuowner)
	    {
		W32DEBUGOUT(MsgName(msg) << " (" << msg << 
			    ", " << wp << ", " << lp << ")" <<
			    " passed onto MenuProc");

		ret=(m_menuowner->*m_menuproc)(msg,wp,lp);
	    }

	    break;

	default:
	    /*
	    W32DEBUGOUT(MsgName(msg) << " (" << msg << 
			", " << wp << ", " << lp << ")" <<
			" ignored");
	    */
	    break;
    }

    return ret;
}

};	// namespace w32dlib

// END OF FILE