MediaTypesDlg.cpp from guliverkli at Krugle

Show MediaTypesDlg.cpp syntax highlighted

/* 
 *	Copyright (C) 2003-2006 Gabest
 *	http://www.gabest.org
 *
 *  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, 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 GNU Make; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 
 *  http://www.gnu.org/copyleft/gpl.html
 *
 */

// MediaTypesDlg.cpp : implementation file
//

#include "stdafx.h"
#include "mplayerc.h"
#include "MediaTypesDlg.h"
#include "..\..\DSUtil\DSUtil.h"
#include "..\..\..\include\moreuuids.h"

// CMediaTypesDlg dialog

//IMPLEMENT_DYNAMIC(CMediaTypesDlg, CResizableDialog)
CMediaTypesDlg::CMediaTypesDlg(IGraphBuilderDeadEnd* pGBDE, CWnd* pParent /*=NULL*/)
	: CResizableDialog(CMediaTypesDlg::IDD, pParent)
	, m_pGBDE(pGBDE)
{
	m_subtype = GUID_NULL;
	m_type = UNKNOWN;
}

CMediaTypesDlg::~CMediaTypesDlg()
{
}

void CMediaTypesDlg::DoDataExchange(CDataExchange* pDX)
{
	CResizableDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_COMBO1, m_pins);
	DDX_Control(pDX, IDC_EDIT1, m_report);
}

void CMediaTypesDlg::AddLine(CString str)
{
	str.Replace(_T("\n"), _T("\r\n"));
	int len = m_report.GetWindowTextLength();
	m_report.SetSel(len, len, TRUE);
	m_report.ReplaceSel(str);
}

void CMediaTypesDlg::AddMediaType(AM_MEDIA_TYPE* pmt)
{
	m_subtype = pmt->subtype;
	if(pmt->majortype == MEDIATYPE_Video) m_type = VIDEO;
	else if(pmt->majortype == MEDIATYPE_Audio) m_type = AUDIO;
	else m_type = UNKNOWN;

	CAtlList<CString> sl;
	CMediaTypeEx(*pmt).Dump(sl);
	POSITION pos = sl.GetHeadPosition();
	while(pos) AddLine(sl.GetNext(pos) + '\n');
}

BEGIN_MESSAGE_MAP(CMediaTypesDlg, CResizableDialog)
	ON_CBN_SELCHANGE(IDC_COMBO1, OnCbnSelchangeCombo1)
	ON_BN_CLICKED(IDC_BUTTON1, OnBnClickedButton1)
	ON_UPDATE_COMMAND_UI(IDC_BUTTON1, OnUpdateButton1)
END_MESSAGE_MAP()


// CMediaTypesDlg message handlers

BOOL CMediaTypesDlg::OnInitDialog()
{
	__super::OnInitDialog();

	CAtlList<CStringW> path;
	CAtlList<CMediaType> mts;

	for(int i = 0; S_OK == m_pGBDE->GetDeadEnd(i, path, mts); i++)
	{
		if(!path.GetCount()) continue;
		m_pins.SetItemData(m_pins.AddString(CString(path.GetTail())), (DWORD_PTR)i);
	}

	m_pins.SetCurSel(0);
	OnCbnSelchangeCombo1();

	AddAnchor(IDC_STATIC1, TOP_LEFT, TOP_RIGHT);
	AddAnchor(IDC_STATIC2, TOP_LEFT, TOP_RIGHT);
	AddAnchor(IDC_COMBO1, TOP_LEFT, TOP_RIGHT);
	AddAnchor(IDC_EDIT1, TOP_LEFT, BOTTOM_RIGHT);
	AddAnchor(IDC_BUTTON1, BOTTOM_LEFT);
	AddAnchor(IDOK, BOTTOM_RIGHT);

	SetMinTrackSize(CSize(300, 200));

	return TRUE;  // return TRUE unless you set the focus to a control
	// EXCEPTION: OCX Property Pages should return FALSE
}

void CMediaTypesDlg::OnCbnSelchangeCombo1()
{
	m_report.SetWindowText(_T(""));

	int i = m_pins.GetCurSel();
	if(i < 0) return;

	CAtlList<CStringW> path;
	CAtlList<CMediaType> mts;

	if(FAILED(m_pGBDE->GetDeadEnd(i, path, mts)) || !path.GetCount()) 
		return;

	POSITION pos = path.GetHeadPosition();
	while(pos)
	{
		AddLine(CString(path.GetNext(pos)) + _T("\n"));
		if(!pos) AddLine(_T("\n"));
	}

	pos = mts.GetHeadPosition();
	for(int j = 0; pos; j++)
	{
		CString str;
		str.Format(_T("Media Type %d:\n"), j);
		AddLine(str);
		AddLine(_T("--------------------------\n"));
		AddMediaType(&mts.GetNext(pos));
		AddLine();
	}

	m_report.SetSel(0, 0);
}

void CMediaTypesDlg::OnBnClickedButton1()
{
	if(m_subtype.Data2 == 0x0000 && m_subtype.Data3 == 0x0010
	&& *(unsigned __int64*)m_subtype.Data4 == 0x719b3800aa000080i64)
	{
		BYTE* p = (BYTE*)&m_subtype.Data1;
		for(int i = 0; i < 4; i++, p++)
			if(*p >= 'a' && *p <= 'z') *p -= 0x20;
	}

	CString str;
	str.Format(_T("http://gabest.org/codec.php?type=%d&guid=%s"), m_type, CStringFromGUID(m_subtype));
	ShellExecute(NULL, _T("open"), str, NULL, NULL, SW_SHOW);
}

void CMediaTypesDlg::OnUpdateButton1(CCmdUI* pCmdUI)
{
	pCmdUI->Enable(m_subtype != GUID_NULL);
}
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