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/* -*- 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 <helper/persistentwindowstate.hxx>
#include <com/sun/star/awt/XWindow.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/frame/ModuleManager.hpp>
#include <comphelper/lok.hxx>
#include <comphelper/configurationhelper.hxx>
#include <utility>
#include <vcl/window.hxx>
#include <vcl/syswin.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <vcl/svapp.hxx>
#include <vcl/wrkwin.hxx>
namespace framework{
PersistentWindowState::PersistentWindowState(css::uno::Reference< css::uno::XComponentContext > xContext)
: m_xContext (std::move(xContext ))
, m_bWindowStateAlreadySet(false )
{
}
PersistentWindowState::~PersistentWindowState()
{
}
void SAL_CALL PersistentWindowState::initialize(const css::uno::Sequence< css::uno::Any >& lArguments)
{
// check arguments
css::uno::Reference< css::frame::XFrame > xFrame;
if (!lArguments.hasElements())
throw css::lang::IllegalArgumentException(
"Empty argument list!",
static_cast< ::cppu::OWeakObject* >(this),
1);
lArguments[0] >>= xFrame;
if (!xFrame.is())
throw css::lang::IllegalArgumentException(
"No valid frame specified!",
static_cast< ::cppu::OWeakObject* >(this),
1);
{
SolarMutexGuard g;
m_xFrame = xFrame;
}
// start listening
xFrame->addFrameActionListener(this);
}
void SAL_CALL PersistentWindowState::frameAction(const css::frame::FrameActionEvent& aEvent)
{
// We don't want to do this stuff when being used through LibreOfficeKit
if( comphelper::LibreOfficeKit::isActive() )
return;
css::uno::Reference< css::uno::XComponentContext > xContext;
css::uno::Reference< css::frame::XFrame > xFrame;
bool bRestoreWindowState;
{
SolarMutexGuard g;
xContext = m_xContext;
xFrame.set(m_xFrame.get(), css::uno::UNO_QUERY);
bRestoreWindowState = !m_bWindowStateAlreadySet;
}
// frame already gone ? We hold it weak only ...
if (!xFrame.is())
return;
// no window -> no position and size available
css::uno::Reference< css::awt::XWindow > xWindow = xFrame->getContainerWindow();
if (!xWindow.is())
return;
// unknown module -> no configuration available!
OUString sModuleName = PersistentWindowState::implst_identifyModule(xContext, xFrame);
if (sModuleName.isEmpty())
return;
switch(aEvent.Action)
{
case css::frame::FrameAction_COMPONENT_ATTACHED :
{
if (bRestoreWindowState)
{
OUString sWindowState = PersistentWindowState::implst_getWindowStateFromConfig(xContext, sModuleName);
PersistentWindowState::implst_setWindowStateOnWindow(xWindow,sWindowState);
SolarMutexGuard g;
m_bWindowStateAlreadySet = true;
}
}
break;
case css::frame::FrameAction_COMPONENT_REATTACHED :
{
// nothing todo here, because it's not allowed to change position and size
// of an already existing frame!
}
break;
case css::frame::FrameAction_COMPONENT_DETACHING :
{
OUString sWindowState = PersistentWindowState::implst_getWindowStateFromWindow(xWindow);
PersistentWindowState::implst_setWindowStateOnConfig(xContext, sModuleName, sWindowState);
}
break;
default:
break;
}
}
void SAL_CALL PersistentWindowState::disposing(const css::lang::EventObject&)
{
css::uno::Reference< css::frame::XFrame > xFrame(m_xFrame.get(), css::uno::UNO_QUERY);
if (xFrame.is())
xFrame->removeFrameActionListener(this);
// nothing todo here - because we hold the frame as weak reference only
}
OUString PersistentWindowState::implst_identifyModule(const css::uno::Reference< css::uno::XComponentContext >& rxContext,
const css::uno::Reference< css::frame::XFrame >& xFrame)
{
OUString sModuleName;
css::uno::Reference< css::frame::XModuleManager2 > xModuleManager =
css::frame::ModuleManager::create( rxContext );
try
{
sModuleName = xModuleManager->identify(xFrame);
}
catch(const css::uno::RuntimeException&)
{ throw; }
catch(const css::uno::Exception&)
{ sModuleName.clear(); }
return sModuleName;
}
OUString PersistentWindowState::implst_getWindowStateFromConfig(
const css::uno::Reference< css::uno::XComponentContext >& rxContext,
std::u16string_view sModuleName)
{
OUString sWindowState;
try
{
::comphelper::ConfigurationHelper::readDirectKey(rxContext,
"org.openoffice.Setup/",
OUString::Concat("Office/Factories/*[\"") + sModuleName + "\"]",
"ooSetupFactoryWindowAttributes",
::comphelper::EConfigurationModes::ReadOnly) >>= sWindowState;
}
catch(const css::uno::RuntimeException&)
{ throw; }
catch(const css::uno::Exception&)
{ sWindowState.clear(); }
return sWindowState;
}
void PersistentWindowState::implst_setWindowStateOnConfig(
const css::uno::Reference< css::uno::XComponentContext >& rxContext,
std::u16string_view sModuleName, const OUString& sWindowState)
{
try
{
::comphelper::ConfigurationHelper::writeDirectKey(rxContext,
"org.openoffice.Setup/",
OUString::Concat("Office/Factories/*[\"") + sModuleName + "\"]",
"ooSetupFactoryWindowAttributes",
css::uno::Any(sWindowState),
::comphelper::EConfigurationModes::Standard);
}
catch(const css::uno::RuntimeException&)
{ throw; }
catch(const css::uno::Exception&)
{}
}
OUString PersistentWindowState::implst_getWindowStateFromWindow(const css::uno::Reference< css::awt::XWindow >& xWindow)
{
OUString sWindowState;
if (xWindow.is())
{
// SOLAR SAFE -> ------------------------
SolarMutexGuard aSolarGuard;
VclPtr<vcl::Window> pWindow = VCLUnoHelper::GetWindow(xWindow);
// check for system window is necessary to guarantee correct pointer cast!
if ( pWindow && pWindow->IsSystemWindow() )
{
WindowStateMask const nMask = WindowStateMask::All & ~WindowStateMask::Minimized;
sWindowState = OStringToOUString(
static_cast<SystemWindow*>(pWindow.get())->GetWindowState(nMask),
RTL_TEXTENCODING_UTF8);
}
// <- SOLAR SAFE ------------------------
}
return sWindowState;
}
void PersistentWindowState::implst_setWindowStateOnWindow(const css::uno::Reference< css::awt::XWindow >& xWindow ,
std::u16string_view sWindowState)
{
if (
(!xWindow.is() ) ||
( sWindowState.empty() )
)
return;
// SOLAR SAFE -> ------------------------
SolarMutexGuard aSolarGuard;
VclPtr<vcl::Window> pWindow = VCLUnoHelper::GetWindow(xWindow);
if (!pWindow)
return;
// check for system and work window - it's necessary to guarantee correct pointer cast!
bool bSystemWindow = pWindow->IsSystemWindow();
bool bWorkWindow = (pWindow->GetType() == WindowType::WORKWINDOW);
if (!bSystemWindow && !bWorkWindow)
return;
SystemWindow* pSystemWindow = static_cast<SystemWindow*>(pWindow.get());
WorkWindow* pWorkWindow = static_cast<WorkWindow* >(pWindow.get());
// don't save this special state!
if (pWorkWindow->IsMinimized())
return;
OUString sOldWindowState = OStringToOUString( pSystemWindow->GetWindowState(), RTL_TEXTENCODING_ASCII_US );
if ( sOldWindowState != sWindowState )
pSystemWindow->SetWindowState(OUStringToOString(sWindowState,RTL_TEXTENCODING_UTF8));
// <- SOLAR SAFE ------------------------
}
} // namespace framework
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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