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Diffstat (limited to 'vcl/source/window/syschild.cxx')
| -rw-r--r-- | vcl/source/window/syschild.cxx | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/vcl/source/window/syschild.cxx b/vcl/source/window/syschild.cxx new file mode 100644 index 000000000000..4e897eef4a8b --- /dev/null +++ b/vcl/source/window/syschild.cxx @@ -0,0 +1,338 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_vcl.hxx" + +#include <svsys.h> +#include <rtl/process.h> +#include <rtl/ref.hxx> +#include <tools/rc.h> +#include <vcl/window.h> +#include <vcl/salinst.hxx> +#include <vcl/salframe.hxx> +#include <vcl/window.hxx> +#include <vcl/salobj.hxx> +#include <vcl/svdata.hxx> +#include <vcl/sysdata.hxx> +#include <vcl/svapp.hxx> +#include <vcl/syschild.hxx> +#include <vcl/unohelp.hxx> + +#ifdef SOLAR_JAVA +#include <jni.h> +#endif + +#include <comphelper/processfactory.hxx> +#include <jvmaccess/virtualmachine.hxx> +#include <com/sun/star/java/XJavaVM.hpp> +#include <com/sun/star/java/XJavaThreadRegister_11.hpp> +#include <com/sun/star/lang/XMultiServiceFactory.hpp> + +#include <vcl/syschild.hxx> + +using namespace ::com::sun::star; + +// ======================================================================= + +long ImplSysChildProc( void* pInst, SalObject* /* pObject */, + USHORT 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 = TRUE; + pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = TRUE; + pWindow->ToTop( TOTOP_NOGRABFOCUS ); + if( aDogTag.IsDead() ) + break; + pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = FALSE; + pWindow->ImplGetFrameData()->mbInSysObjFocusHdl = TRUE; + pWindow->GrabFocus(); + if( aDogTag.IsDead() ) + break; + pWindow->ImplGetFrameData()->mbInSysObjFocusHdl = FALSE; + break; + + case SALOBJ_EVENT_LOSEFOCUS: + // Hintenrum einen LoseFocus ausloesen, das der Status + // der Fenster dem entsprechenden Activate-Status + // entspricht + pWindow->ImplGetFrameData()->mbSysObjFocus = FALSE; + if ( !pWindow->ImplGetFrameData()->mnFocusId ) + { + pWindow->ImplGetFrameData()->mbStartFocusState = TRUE; + Application::PostUserEvent( pWindow->ImplGetFrameData()->mnFocusId, LINK( pWindow->ImplGetFrameWindow(), Window, ImplAsyncFocusHdl ) ); + } + break; + + case SALOBJ_EVENT_TOTOP: + pWindow->ImplGetFrameData()->mbInSysObjToTopHdl = 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 = FALSE; + break; + } + + return nRet; +} + +// ======================================================================= + +void SystemChildWindow::ImplInitSysChild( Window* pParent, WinBits nStyle, SystemWindowData *pData, 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, BOOL bShow ) : + Window( WINDOW_SYSTEMCHILDWINDOW ) +{ + ImplInitSysChild( pParent, nStyle, pData, bShow ); +} + +// ----------------------------------------------------------------------- + +SystemChildWindow::SystemChildWindow( Window* pParent, const ResId& rResId ) : + Window( WINDOW_SYSTEMCHILDWINDOW ) +{ + rResId.SetRT( RSC_WINDOW ); + WinBits nStyle = ImplInitRes( rResId ); + ImplInitSysChild( pParent, nStyle, NULL ); + ImplLoadRes( rResId ); + + if ( !(nStyle & WB_HIDE) ) + Show(); +} + +// ----------------------------------------------------------------------- + +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( BOOL bEnable ) +{ + if ( mpWindowImpl->mpSysObj ) + mpWindowImpl->mpSysObj->EnableEraseBackground( bEnable ); +} + +// ----------------------------------------------------------------------- + +BOOL SystemChildWindow::IsEraseBackgroundEnabled() +{ + if ( mpWindowImpl->mpSysObj ) + return mpWindowImpl->mpSysObj->IsEraseBackgroundEnabled(); + else + return FALSE; +} + +// ----------------------------------------------------------------------- + +void SystemChildWindow::ImplTestJavaException( void* pEnv ) +{ +#ifdef SOLAR_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); + ::rtl::OUString ouMessage; + + if(jsMessage) + { + const jchar * jcMessage = pJavaEnv->GetStringChars(jsMessage, NULL); + ouMessage = ::rtl::OUString(jcMessage); + pJavaEnv->ReleaseStringChars(jsMessage, jcMessage); + } + + throw uno::RuntimeException(ouMessage, uno::Reference<uno::XInterface>()); + } +#endif // SOLAR_JAVA +} + +// ----------------------------------------------------------------------- + +sal_IntPtr SystemChildWindow::GetParentWindowHandle( sal_Bool bUseJava ) +{ + sal_IntPtr nRet = 0; + +#if defined WNT + nRet = reinterpret_cast< sal_IntPtr >( GetSystemData()->hWnd ); +#elif defined QUARTZ + // FIXME: this is wrong + nRet = reinterpret_cast< sal_IntPtr >( GetSystemData()->pView ); +#elif defined UNX + if( !bUseJava ) + { + nRet = (sal_IntPtr) GetSystemData()->aWindow; + } +#ifdef SOLAR_JAVA + else + { + uno::Reference< lang::XMultiServiceFactory > xFactory( vcl::unohelper::GetMultiServiceFactory() ); + + if( xFactory.is() && ( GetSystemData()->aWindow > 0 ) ) + { + try + { + ::rtl::Reference< ::jvmaccess::VirtualMachine > xVM; + uno::Reference< java::XJavaVM > xJavaVM( xFactory->createInstance( rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.java.JavaVirtualMachine") ) ), uno::UNO_QUERY ); + 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 // SOLAR_JAVA +#else // WNT || QUARTZ || UNX +#endif + + return nRet; +} |