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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 <config_features.h>
#include <rtl/process.h>
#include <rtl/ref.hxx>
#include <tools/rc.h>
// declare system types in sysdata.hxx
#include <svsys.h>
#include <vcl/window.hxx>
#include <vcl/sysdata.hxx>
#include <vcl/svapp.hxx>
#include <vcl/syschild.hxx>
#include <window.h>
#include <salinst.hxx>
#include <salframe.hxx>
#include <salobj.hxx>
#include <svdata.hxx>
#if HAVE_FEATURE_JAVA
#include <jni.h>
#endif
#include <comphelper/processfactory.hxx>
#if HAVE_FEATURE_JAVA
#include <jvmaccess/virtualmachine.hxx>
#include <com/sun/star/java/JavaVirtualMachine.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#endif
using namespace ::com::sun::star;
// =======================================================================
long ImplSysChildProc( void* pInst, SalObject* /* pObject */,
sal_uInt16 nEvent, const void* /* pEvent */ )
{
SystemChildWindow* pWindow = (SystemChildWindow*)pInst;
long nRet = 0;
ImplDelData aDogTag( pWindow );
switch ( nEvent )
{
case SALOBJ_EVENT_GETFOCUS:
// Focus holen und zwar so, das alle Handler gerufen
// werden, als ob dieses Fenster den Focus bekommt,
// ohne das der Frame den Focus wieder klaut
pWindow->ImplGetFrameData()->mbSysObjFocus = sal_True;
pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = sal_True;
pWindow->ToTop( TOTOP_NOGRABFOCUS );
if( aDogTag.IsDead() )
break;
pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = sal_False;
pWindow->ImplGetFrameData()->mbInSysObjFocusHdl = sal_True;
pWindow->GrabFocus();
if( aDogTag.IsDead() )
break;
pWindow->ImplGetFrameData()->mbInSysObjFocusHdl = sal_False;
break;
case SALOBJ_EVENT_LOSEFOCUS:
// Hintenrum einen LoseFocus ausloesen, das der Status
// der Fenster dem entsprechenden Activate-Status
// entspricht
pWindow->ImplGetFrameData()->mbSysObjFocus = sal_False;
if ( !pWindow->ImplGetFrameData()->mnFocusId )
{
pWindow->ImplGetFrameData()->mbStartFocusState = sal_True;
Application::PostUserEvent( pWindow->ImplGetFrameData()->mnFocusId, LINK( pWindow->ImplGetFrameWindow(), Window, ImplAsyncFocusHdl ) );
}
break;
case SALOBJ_EVENT_TOTOP:
pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = sal_True;
if ( !Application::GetFocusWindow() || pWindow->HasChildPathFocus() )
pWindow->ToTop( TOTOP_NOGRABFOCUS );
else
pWindow->ToTop();
if( aDogTag.IsDead() )
break;
pWindow->GrabFocus();
if( aDogTag.IsDead() )
break;
pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = sal_False;
break;
}
return nRet;
}
// =======================================================================
void SystemChildWindow::ImplInitSysChild( Window* pParent, WinBits nStyle, SystemWindowData *pData, sal_Bool bShow )
{
mpWindowImpl->mpSysObj = ImplGetSVData()->mpDefInst->CreateObject( pParent->ImplGetFrame(), pData, bShow );
Window::ImplInit( pParent, nStyle, NULL );
// Wenn es ein richtiges SysChild ist, dann painten wir auch nicht
if ( GetSystemData() )
{
mpWindowImpl->mpSysObj->SetCallback( this, ImplSysChildProc );
SetParentClipMode( PARENTCLIPMODE_CLIP );
SetBackground();
}
}
// -----------------------------------------------------------------------
SystemChildWindow::SystemChildWindow( Window* pParent, WinBits nStyle ) :
Window( WINDOW_SYSTEMCHILDWINDOW )
{
ImplInitSysChild( pParent, nStyle, NULL );
}
// -----------------------------------------------------------------------
SystemChildWindow::SystemChildWindow( Window* pParent, WinBits nStyle, SystemWindowData *pData, sal_Bool bShow ) :
Window( WINDOW_SYSTEMCHILDWINDOW )
{
ImplInitSysChild( pParent, nStyle, pData, bShow );
}
// -----------------------------------------------------------------------
SystemChildWindow::~SystemChildWindow()
{
Hide();
if ( mpWindowImpl->mpSysObj )
{
ImplGetSVData()->mpDefInst->DestroyObject( mpWindowImpl->mpSysObj );
mpWindowImpl->mpSysObj = NULL;
}
}
// -----------------------------------------------------------------------
const SystemEnvData* SystemChildWindow::GetSystemData() const
{
if ( mpWindowImpl->mpSysObj )
return mpWindowImpl->mpSysObj->GetSystemData();
else
return NULL;
}
// -----------------------------------------------------------------------
void SystemChildWindow::EnableEraseBackground( sal_Bool bEnable )
{
if ( mpWindowImpl->mpSysObj )
mpWindowImpl->mpSysObj->EnableEraseBackground( bEnable );
}
// -----------------------------------------------------------------------
void SystemChildWindow::ImplTestJavaException( void* pEnv )
{
#if HAVE_FEATURE_JAVA
JNIEnv* pJavaEnv = reinterpret_cast< JNIEnv* >( pEnv );
jthrowable jtThrowable = pJavaEnv->ExceptionOccurred();
if( jtThrowable )
{ // is it a java exception ?
#if OSL_DEBUG_LEVEL > 1
pJavaEnv->ExceptionDescribe();
#endif // OSL_DEBUG_LEVEL > 1
pJavaEnv->ExceptionClear();
jclass jcThrowable = pJavaEnv->FindClass("java/lang/Throwable");
jmethodID jmThrowable_getMessage = pJavaEnv->GetMethodID(jcThrowable, "getMessage", "()Ljava/lang/String;");
jstring jsMessage = (jstring) pJavaEnv->CallObjectMethod(jtThrowable, jmThrowable_getMessage);
OUString ouMessage;
if(jsMessage)
{
const jchar * jcMessage = pJavaEnv->GetStringChars(jsMessage, NULL);
ouMessage = OUString(jcMessage);
pJavaEnv->ReleaseStringChars(jsMessage, jcMessage);
}
throw uno::RuntimeException(ouMessage, uno::Reference<uno::XInterface>());
}
#else
(void)pEnv;
#endif // HAVE_FEATURE_JAVA
}
void SystemChildWindow::SetForwardKey( sal_Bool bEnable )
{
if ( mpWindowImpl->mpSysObj )
mpWindowImpl->mpSysObj->SetForwardKey( bEnable );
}
// -----------------------------------------------------------------------
sal_IntPtr SystemChildWindow::GetParentWindowHandle( sal_Bool bUseJava )
{
sal_IntPtr nRet = 0;
(void)bUseJava;
#if defined WNT
nRet = reinterpret_cast< sal_IntPtr >( GetSystemData()->hWnd );
#elif defined MACOSX
// FIXME: this is wrong
nRet = reinterpret_cast< sal_IntPtr >( GetSystemData()->mpNSView );
#elif defined ANDROID
// Nothing
#elif defined IOS
// Nothing
#elif defined UNX
if( !bUseJava )
{
nRet = (sal_IntPtr) GetSystemData()->aWindow;
}
#if HAVE_FEATURE_JAVA
else
{
uno::Reference< uno::XComponentContext > xContext( comphelper::getProcessComponentContext() );
if( GetSystemData()->aWindow > 0 )
{
try
{
::rtl::Reference< ::jvmaccess::VirtualMachine > xVM;
uno::Reference< java::XJavaVM > xJavaVM = java::JavaVirtualMachine::create(xContext);;
uno::Sequence< sal_Int8 > aProcessID( 17 );
rtl_getGlobalProcessId( (sal_uInt8*) aProcessID.getArray() );
aProcessID[ 16 ] = 0;
OSL_ENSURE(sizeof (sal_Int64) >= sizeof (jvmaccess::VirtualMachine *), "Pointer cannot be represented as sal_Int64");
sal_Int64 nPointer = reinterpret_cast< sal_Int64 >( static_cast< jvmaccess::VirtualMachine * >(0));
xJavaVM->getJavaVM(aProcessID) >>= nPointer;
xVM = reinterpret_cast< jvmaccess::VirtualMachine * >(nPointer);
if( xVM.is() )
{
try
{
::jvmaccess::VirtualMachine::AttachGuard aVMAttachGuard( xVM );
JNIEnv* pEnv = aVMAttachGuard.getEnvironment();
jclass jcToolkit = pEnv->FindClass("java/awt/Toolkit");
ImplTestJavaException(pEnv);
jmethodID jmToolkit_getDefaultToolkit = pEnv->GetStaticMethodID( jcToolkit, "getDefaultToolkit", "()Ljava/awt/Toolkit;" );
ImplTestJavaException(pEnv);
pEnv->CallStaticObjectMethod(jcToolkit, jmToolkit_getDefaultToolkit);
ImplTestJavaException(pEnv);
jclass jcMotifAppletViewer = pEnv->FindClass("sun/plugin/navig/motif/MotifAppletViewer");
if( pEnv->ExceptionOccurred() )
{
pEnv->ExceptionClear();
jcMotifAppletViewer = pEnv->FindClass( "sun/plugin/viewer/MNetscapePluginContext");
ImplTestJavaException(pEnv);
}
jclass jcClassLoader = pEnv->FindClass("java/lang/ClassLoader");
ImplTestJavaException(pEnv);
jmethodID jmClassLoader_loadLibrary = pEnv->GetStaticMethodID( jcClassLoader, "loadLibrary", "(Ljava/lang/Class;Ljava/lang/String;Z)V");
ImplTestJavaException(pEnv);
jstring jsplugin = pEnv->NewStringUTF("javaplugin_jni");
ImplTestJavaException(pEnv);
pEnv->CallStaticVoidMethod(jcClassLoader, jmClassLoader_loadLibrary, jcMotifAppletViewer, jsplugin, JNI_FALSE);
ImplTestJavaException(pEnv);
jmethodID jmMotifAppletViewer_getWidget = pEnv->GetStaticMethodID( jcMotifAppletViewer, "getWidget", "(IIIII)I" );
ImplTestJavaException(pEnv);
const Size aSize( GetOutputSizePixel() );
jint ji_widget = pEnv->CallStaticIntMethod( jcMotifAppletViewer, jmMotifAppletViewer_getWidget,
GetSystemData()->aWindow, 0, 0, aSize.Width(), aSize.Height() );
ImplTestJavaException(pEnv);
nRet = static_cast< sal_IntPtr >( ji_widget );
}
catch( uno::RuntimeException& )
{
}
if( !nRet )
nRet = static_cast< sal_IntPtr >( GetSystemData()->aWindow );
}
}
catch( ... )
{
}
}
}
#endif // HAVE_FEATURE_JAVA
#endif
return nRet;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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