/* -*- 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 <svsys.h>
#include <rtl/ustrbuf.hxx>
#include <o3tl/char16_t2wchar_t.hxx>
#include <vcl/window.hxx>
#include <win/salsys.h>
#include <win/salframe.h>
#include <win/salinst.h>
#include <win/saldata.hxx>
#include <svdata.hxx>
#include <unordered_map>
SalSystem* WinSalInstance::CreateSalSystem()
{
return new WinSalSystem();
}
WinSalSystem::~WinSalSystem()
{
}
static BOOL CALLBACK ImplEnumMonitorProc( HMONITOR hMonitor,
HDC hDC,
LPRECT lpRect,
LPARAM dwData )
{
WinSalSystem* pSys = reinterpret_cast<WinSalSystem*>(dwData);
return pSys->handleMonitorCallback( reinterpret_cast<sal_IntPtr>(hMonitor),
reinterpret_cast<sal_IntPtr>(hDC),
reinterpret_cast<sal_IntPtr>(lpRect) );
}
bool WinSalSystem::handleMonitorCallback( sal_IntPtr hMonitor, sal_IntPtr, sal_IntPtr )
{
MONITORINFOEXW aInfo;
aInfo.cbSize = sizeof( aInfo );
if( GetMonitorInfoW( reinterpret_cast<HMONITOR>(hMonitor), &aInfo ) )
{
aInfo.szDevice[CCHDEVICENAME-1] = 0;
OUString aDeviceName( o3tl::toU(aInfo.szDevice) );
std::map< OUString, unsigned int >::const_iterator it =
m_aDeviceNameToMonitor.find( aDeviceName );
if( it != m_aDeviceNameToMonitor.end() )
{
DisplayMonitor& rMon( m_aMonitors[ it->second ] );
rMon.m_aArea = tools::Rectangle( Point( aInfo.rcMonitor.left,
aInfo.rcMonitor.top ),
Size( aInfo.rcMonitor.right - aInfo.rcMonitor.left,
aInfo.rcMonitor.bottom - aInfo.rcMonitor.top ) );
if( (aInfo.dwFlags & MONITORINFOF_PRIMARY) != 0 )
m_nPrimary = it->second;
}
}
return true;
}
void WinSalSystem::clearMonitors()
{
m_aMonitors.clear();
m_nPrimary = 0;
}
bool WinSalSystem::initMonitors()
{
if( m_aMonitors.size() > 0 )
return true;
int nMonitors = GetSystemMetrics( SM_CMONITORS );
if( nMonitors == 1 )
{
int w = GetSystemMetrics( SM_CXSCREEN );
int h = GetSystemMetrics( SM_CYSCREEN );
m_aMonitors.push_back( DisplayMonitor( OUString(),
tools::Rectangle( Point(), Size( w, h ) ) ) );
m_aDeviceNameToMonitor[ OUString() ] = 0;
m_nPrimary = 0;
}
else
{
DISPLAY_DEVICEW aDev;
aDev.cb = sizeof( aDev );
DWORD nDevice = 0;
std::unordered_map< OUString, int > aDeviceStringCount;
while( EnumDisplayDevicesW( nullptr, nDevice++, &aDev, 0 ) )
{
if( (aDev.StateFlags & DISPLAY_DEVICE_ACTIVE)
&& !(aDev.StateFlags & DISPLAY_DEVICE_MIRRORING_DRIVER) ) // sort out non/disabled monitors
{
aDev.DeviceName[31] = 0;
aDev.DeviceString[127] = 0;
OUString aDeviceName( o3tl::toU(aDev.DeviceName) );
OUString aDeviceString( o3tl::toU(aDev.DeviceString) );
if( aDeviceStringCount.find( aDeviceString ) == aDeviceStringCount.end() )
aDeviceStringCount[ aDeviceString ] = 1;
else
aDeviceStringCount[ aDeviceString ]++;
m_aDeviceNameToMonitor[ aDeviceName ] = m_aMonitors.size();
m_aMonitors.push_back( DisplayMonitor( aDeviceString,
tools::Rectangle() ) );
}
}
HDC aDesktopRC = GetDC( nullptr );
EnumDisplayMonitors( aDesktopRC, nullptr, ImplEnumMonitorProc, reinterpret_cast<LPARAM>(this) );
// append monitor numbers to name strings
std::unordered_map< OUString, int > aDevCount( aDeviceStringCount );
unsigned int nMonitorCount = m_aMonitors.size();
for( unsigned int i = 0; i < nMonitorCount; i++ )
{
const OUString& rDev( m_aMonitors[i].m_aName );
if( aDeviceStringCount[ rDev ] > 1 )
{
int nInstance = aDeviceStringCount[ rDev ] - (-- aDevCount[ rDev ] );
OUStringBuffer aBuf( rDev.getLength() + 8 );
aBuf.append( rDev );
aBuf.append( " (" );
aBuf.append( sal_Int32( nInstance ) );
aBuf.append( ')' );
m_aMonitors[ i ].m_aName = aBuf.makeStringAndClear();
}
}
}
return m_aMonitors.size() > 0;
}
unsigned int WinSalSystem::GetDisplayScreenCount()
{
initMonitors();
return m_aMonitors.size();
}
unsigned int WinSalSystem::GetDisplayBuiltInScreen()
{
initMonitors();
return m_nPrimary;
}
tools::Rectangle WinSalSystem::GetDisplayScreenPosSizePixel( unsigned int nScreen )
{
initMonitors();
return (nScreen < m_aMonitors.size()) ? m_aMonitors[nScreen].m_aArea : tools::Rectangle();
}
int WinSalSystem::ShowNativeMessageBox(const OUString& rTitle, const OUString& rMessage)
{
ImplHideSplash();
return MessageBoxW(
nullptr,
o3tl::toW(rMessage.getStr()),
o3tl::toW(rTitle.getStr()),
MB_TASKMODAL | MB_SETFOREGROUND | MB_ICONWARNING | MB_DEFBUTTON1);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
↑ V773 Visibility scope of the 'aDesktopRC' handle was exited without releasing the resource. A resource leak is possible.