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libreoffice/avmedia/source/win/window.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

479 lines
14 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <objbase.h>
#include <strmif.h>
#include <control.h>
#include <dshow.h>
#include <com/sun/star/awt/SystemPointer.hpp>
#include <cppuhelper/supportsservice.hxx>
#include "window.hxx"
#include "player.hxx"
constexpr OUStringLiteral AVMEDIA_WIN_WINDOW_IMPLEMENTATIONNAME = u"com.sun.star.comp.avmedia.Window_DirectX";
constexpr OUString AVMEDIA_WIN_WINDOW_SERVICENAME = u"com.sun.star.media.Window_DirectX"_ustr;
using namespace ::com::sun::star;
namespace avmedia::win {
static LRESULT CALLBACK MediaPlayerWndProc( HWND hWnd,UINT nMsg, WPARAM nPar1, LPARAM nPar2 )
{
Window* pWindow = reinterpret_cast<Window*>(GetWindowLongPtrW( hWnd, 0 ));
bool bProcessed = true;
if( pWindow )
{
switch( nMsg )
{
case WM_SETCURSOR:
pWindow->updatePointer();
break;
case WM_GRAPHNOTIFY:
pWindow->processGraphEvent();
break;
case WM_MOUSEMOVE:
case WM_LBUTTONDOWN:
case WM_MBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_LBUTTONUP:
case WM_MBUTTONUP:
case WM_RBUTTONUP:
PostMessage(pWindow->getParentWnd(), nMsg, nPar1, nPar2);
break;
case WM_SETFOCUS:
{
const awt::FocusEvent aUNOEvt;
pWindow->fireSetFocusEvent( aUNOEvt );
}
break;
default:
bProcessed = false;
break;
}
}
else
bProcessed = false;
return( bProcessed ? 0 : DefWindowProcW( hWnd, nMsg, nPar1, nPar2 ) );
}
static WNDCLASSW* lcl_getWndClass()
{
WNDCLASSW* s_pWndClass = new WNDCLASSW;
memset( s_pWndClass, 0, sizeof( *s_pWndClass ) );
s_pWndClass->hInstance = GetModuleHandleW( nullptr );
s_pWndClass->cbWndExtra = sizeof( DWORD_PTR );
s_pWndClass->lpfnWndProc = MediaPlayerWndProc;
s_pWndClass->lpszClassName = L"com_sun_star_media_PlayerWnd";
s_pWndClass->hbrBackground = static_cast<HBRUSH>(::GetStockObject( BLACK_BRUSH ));
s_pWndClass->hCursor = ::LoadCursor( nullptr, IDC_ARROW );
RegisterClassW( s_pWndClass );
return s_pWndClass;
}
Window::Window( Player& rPlayer ) :
meZoomLevel( media::ZoomLevel_NOT_AVAILABLE ),
mrPlayer( rPlayer ),
mnFrameWnd( nullptr ),
mnParentWnd( nullptr ),
mnPointerType( awt::SystemPointer::ARROW )
{
}
Window::~Window()
{
if( mnFrameWnd )
::DestroyWindow( mnFrameWnd );
}
void Window::ImplLayoutVideoWindow()
{
if( media::ZoomLevel_NOT_AVAILABLE != meZoomLevel )
{
awt::Size aPrefSize( mrPlayer.getPreferredPlayerWindowSize() );
awt::Rectangle aRect = getPosSize();
int nW = aRect.Width, nH = aRect.Height;
int nVideoW = nW, nVideoH = nH;
int nX = 0, nY = 0, nWidth = 0, nHeight = 0;
bool bDone = false, bZoom = false;
if( media::ZoomLevel_ORIGINAL == meZoomLevel )
{
bZoom = true;
}
else if( media::ZoomLevel_ZOOM_1_TO_4 == meZoomLevel )
{
aPrefSize.Width >>= 2;
aPrefSize.Height >>= 2;
bZoom = true;
}
else if( media::ZoomLevel_ZOOM_1_TO_2 == meZoomLevel )
{
aPrefSize.Width >>= 1;
aPrefSize.Height >>= 1;
bZoom = true;
}
else if( media::ZoomLevel_ZOOM_2_TO_1 == meZoomLevel )
{
aPrefSize.Width <<= 1;
aPrefSize.Height <<= 1;
bZoom = true;
}
else if( media::ZoomLevel_ZOOM_4_TO_1 == meZoomLevel )
{
aPrefSize.Width <<= 2;
aPrefSize.Height <<= 2;
bZoom = true;
}
else if( media::ZoomLevel_FIT_TO_WINDOW == meZoomLevel )
{
nWidth = nVideoW;
nHeight = nVideoH;
bDone = true;
}
if( bZoom )
{
if( ( aPrefSize.Width <= nVideoW ) && ( aPrefSize.Height <= nVideoH ) )
{
nX = ( nVideoW - aPrefSize.Width ) >> 1;
nY = ( nVideoH - aPrefSize.Height ) >> 1;
nWidth = aPrefSize.Width;
nHeight = aPrefSize.Height;
bDone = true;
}
}
if( !bDone )
{
if( aPrefSize.Width > 0 && aPrefSize.Height > 0 && nVideoW > 0 && nVideoH > 0 )
{
double fPrefWH = static_cast<double>(aPrefSize.Width) / aPrefSize.Height;
if( fPrefWH < ( static_cast<double>(nVideoW) / nVideoH ) )
nVideoW = static_cast<int>( nVideoH * fPrefWH );
else
nVideoH = static_cast<int>( nVideoW / fPrefWH );
nX = ( nW - nVideoW ) >> 1;
nY = ( nH - nVideoH ) >> 1;
nWidth = nVideoW;
nHeight = nVideoH;
}
else
nX = nY = nWidth = nHeight = 0;
}
IVideoWindow* pVideoWindow = const_cast< IVideoWindow* >( mrPlayer.getVideoWindow() );
if( pVideoWindow )
pVideoWindow->SetWindowPosition( nX, nY, nWidth, nHeight );
}
}
bool Window::create( const uno::Sequence< uno::Any >& rArguments )
{
IVideoWindow* pVideoWindow = const_cast< IVideoWindow* >( mrPlayer.getVideoWindow() );
static WNDCLASSW* mpWndClass = lcl_getWndClass();
if( !mnFrameWnd && pVideoWindow && mpWndClass )
{
awt::Rectangle aRect;
sal_IntPtr nWnd;
rArguments[ 0 ] >>= nWnd;
rArguments[ 1 ] >>= aRect;
mnParentWnd = reinterpret_cast<HWND>(nWnd);
mnFrameWnd = CreateWindowW( mpWndClass->lpszClassName, nullptr,
WS_VISIBLE | WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
aRect.X, aRect.Y, aRect.Width, aRect.Height,
mnParentWnd, nullptr, mpWndClass->hInstance, nullptr );
if( mnFrameWnd )
{
SetWindowLongPtrW( mnFrameWnd, 0, reinterpret_cast<LONG_PTR>(this) );
pVideoWindow->put_Owner( reinterpret_cast<OAHWND>(mnFrameWnd) );
pVideoWindow->put_MessageDrain( reinterpret_cast<OAHWND>(mnFrameWnd) );
pVideoWindow->put_WindowStyle( WS_VISIBLE | WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN );
mrPlayer.setNotifyWnd( mnFrameWnd );
meZoomLevel = media::ZoomLevel_FIT_TO_WINDOW;
ImplLayoutVideoWindow();
}
}
return( mnFrameWnd != nullptr );
}
void Window::processGraphEvent()
{
mrPlayer.processEvent();
}
void Window::updatePointer()
{
LPCTSTR pCursorName;
switch( mnPointerType )
{
case awt::SystemPointer::CROSS: pCursorName = IDC_CROSS; break;
case awt::SystemPointer::MOVE: pCursorName = IDC_SIZEALL; break;
case awt::SystemPointer::WAIT: pCursorName = IDC_WAIT; break;
default:
pCursorName = IDC_ARROW;
break;
}
SetCursor( LoadCursor( nullptr, pCursorName ) );
}
void SAL_CALL Window::update( )
{
::RedrawWindow( mnFrameWnd, nullptr, nullptr, RDW_ALLCHILDREN | RDW_INVALIDATE | RDW_UPDATENOW | RDW_ERASE );
}
sal_Bool SAL_CALL Window::setZoomLevel( media::ZoomLevel eZoomLevel )
{
bool bRet = false;
if( media::ZoomLevel_NOT_AVAILABLE != meZoomLevel &&
media::ZoomLevel_NOT_AVAILABLE != eZoomLevel )
{
if( eZoomLevel != meZoomLevel )
{
meZoomLevel = eZoomLevel;
ImplLayoutVideoWindow();
}
bRet = true;
}
return bRet;
}
media::ZoomLevel SAL_CALL Window::getZoomLevel( )
{
return meZoomLevel;
}
void SAL_CALL Window::setPointerType( sal_Int32 nPointerType )
{
mnPointerType = nPointerType;
}
void SAL_CALL Window::setPosSize( sal_Int32 X, sal_Int32 Y, sal_Int32 Width, sal_Int32 Height, sal_Int16 )
{
if( mnFrameWnd )
{
::SetWindowPos( mnFrameWnd, HWND_TOP, X, Y, Width, Height, 0 );
ImplLayoutVideoWindow();
}
}
awt::Rectangle SAL_CALL Window::getPosSize()
{
awt::Rectangle aRet;
if( mnFrameWnd )
{
::RECT aWndRect;
if( ::GetClientRect( mnFrameWnd, &aWndRect ) )
{
aRet.X = aWndRect.left;
aRet.Y = aWndRect.top;
aRet.Width = aWndRect.right - aWndRect.left + 1;
aRet.Height = aWndRect.bottom - aWndRect.top + 1;
}
}
return aRet;
}
void SAL_CALL Window::setVisible( sal_Bool bVisible )
{
if( mnFrameWnd )
{
IVideoWindow* pVideoWindow = const_cast< IVideoWindow* >( mrPlayer.getVideoWindow() );
if( pVideoWindow )
pVideoWindow->put_Visible( bVisible ? OATRUE : OAFALSE );
::ShowWindow( mnFrameWnd, bVisible ? SW_SHOW : SW_HIDE );
}
}
void SAL_CALL Window::setEnable( sal_Bool bEnable )
{
if( mnFrameWnd )
::EnableWindow( mnFrameWnd, bEnable );
}
void SAL_CALL Window::setFocus( )
{
if( mnFrameWnd )
::SetFocus( mnFrameWnd );
}
void SAL_CALL Window::addWindowListener( const uno::Reference< awt::XWindowListener >& xListener )
{
std::unique_lock g(maMutex);
maWindowListeners.addInterface( g, xListener );
}
void SAL_CALL Window::removeWindowListener( const uno::Reference< awt::XWindowListener >& xListener )
{
std::unique_lock g(maMutex);
maWindowListeners.removeInterface( g, xListener );
}
void SAL_CALL Window::addFocusListener( const uno::Reference< awt::XFocusListener >& xListener )
{
std::unique_lock g(maMutex);
maFocusListeners.addInterface( g, xListener );
}
void SAL_CALL Window::removeFocusListener( const uno::Reference< awt::XFocusListener >& xListener )
{
std::unique_lock g(maMutex);
maFocusListeners.removeInterface( g, xListener );
}
void SAL_CALL Window::addKeyListener( const uno::Reference< awt::XKeyListener >& xListener )
{
std::unique_lock g(maMutex);
maKeyListeners.addInterface( g, xListener );
}
void SAL_CALL Window::removeKeyListener( const uno::Reference< awt::XKeyListener >& xListener )
{
std::unique_lock g(maMutex);
maKeyListeners.removeInterface( g, xListener );
}
void SAL_CALL Window::addMouseListener( const uno::Reference< awt::XMouseListener >& xListener )
{
std::unique_lock g(maMutex);
maMouseListeners.addInterface( g, xListener );
}
void SAL_CALL Window::removeMouseListener( const uno::Reference< awt::XMouseListener >& xListener )
{
std::unique_lock g(maMutex);
maMouseListeners.removeInterface( g, xListener );
}
void SAL_CALL Window::addMouseMotionListener( const uno::Reference< awt::XMouseMotionListener >& xListener )
{
std::unique_lock g(maMutex);
maMouseMotionListeners.addInterface( g, xListener );
}
void SAL_CALL Window::removeMouseMotionListener( const uno::Reference< awt::XMouseMotionListener >& xListener )
{
std::unique_lock g(maMutex);
maMouseMotionListeners.removeInterface( g, xListener );
}
void SAL_CALL Window::addPaintListener( const uno::Reference< awt::XPaintListener >& xListener )
{
std::unique_lock g(maMutex);
maPaintListeners.addInterface( g, xListener );
}
void SAL_CALL Window::removePaintListener( const uno::Reference< awt::XPaintListener >& xListener )
{
std::unique_lock g(maMutex);
maPaintListeners.removeInterface( g, xListener );
}
void SAL_CALL Window::dispose( )
{
}
void SAL_CALL Window::addEventListener( const uno::Reference< lang::XEventListener >& xListener )
{
std::unique_lock g(maMutex);
maEventListeners.addInterface( g, xListener );
}
void SAL_CALL Window::removeEventListener( const uno::Reference< lang::XEventListener >& xListener )
{
std::unique_lock g(maMutex);
maEventListeners.removeInterface( g, xListener );
}
void Window::fireMousePressedEvent( const css::awt::MouseEvent& rEvt )
{
std::unique_lock g(maMutex);
maMouseListeners.notifyEach(g, &awt::XMouseListener::mousePressed, rEvt);
}
void Window::fireMouseReleasedEvent( const css::awt::MouseEvent& rEvt )
{
std::unique_lock g(maMutex);
maMouseListeners.notifyEach(g, &awt::XMouseListener::mouseReleased, rEvt);
}
void Window::fireMouseMovedEvent( const css::awt::MouseEvent& rEvt )
{
std::unique_lock g(maMutex);
maMouseMotionListeners.notifyEach(g, &awt::XMouseMotionListener::mouseMoved, rEvt);
}
void Window::fireSetFocusEvent( const css::awt::FocusEvent& rEvt )
{
std::unique_lock g(maMutex);
maFocusListeners.notifyEach(g, &awt::XFocusListener::focusGained, rEvt);
}
OUString SAL_CALL Window::getImplementationName( )
{
return AVMEDIA_WIN_WINDOW_IMPLEMENTATIONNAME;
}
sal_Bool SAL_CALL Window::supportsService( const OUString& ServiceName )
{
return cppu::supportsService(this, ServiceName);
}
uno::Sequence< OUString > SAL_CALL Window::getSupportedServiceNames( )
{
return { AVMEDIA_WIN_WINDOW_SERVICENAME };
}
} // namespace avmedia::win
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */