vcl2gnumake: #i116589# header cleanup: linux,solaris,macos

2 files changed, 400 insertions, 0 deletions

diff --git a/vcl/unx/generic/desktopdetect/desktopdetector.cxx b/vcl/unx/generic/desktopdetect/desktopdetector.cxx
new file mode 100644
index 000000000000..03429982c2d1
--- /dev/null
+++ b/vcl/unx/generic/desktopdetect/desktopdetector.cxx
@@ -0,0 +1,343 @@
+/*************************************************************************
+ *
+ * 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 <unx/svunx.h>
+#include <tools/prex.h>
+#include <X11/Xatom.h>
+#include <tools/postx.h>
+
+#include "vcl/dllapi.h"
+
+#include "rtl/ustrbuf.hxx"
+#include "osl/module.h"
+#include "osl/process.h"
+#include "osl/thread.h"
+
+#include <unistd.h>
+
+using namespace rtl;
+
+enum {
+    DESKTOP_NONE = 0,
+    DESKTOP_UNKNOWN,
+    DESKTOP_GNOME,
+    DESKTOP_KDE,
+    DESKTOP_KDE4,
+    DESKTOP_CDE
+};
+
+static const char * desktop_strings[] = { "none", "unknown", "GNOME", "KDE", "KDE4", "CDE" };
+
+static bool is_gnome_desktop( Display* pDisplay )
+{
+    bool ret = false;
+
+    // warning: these checks are coincidental, GNOME does not
+    // explicitly advertise itself
+
+    if ( NULL != getenv( "GNOME_DESKTOP_SESSION_ID" ) )
+        ret = true;
+
+    if( ! ret )
+    {
+        Atom nAtom1 = XInternAtom( pDisplay, "GNOME_SM_PROXY", True );
+        Atom nAtom2 = XInternAtom( pDisplay, "NAUTILUS_DESKTOP_WINDOW_ID", True );
+        if( nAtom1 || nAtom2 )
+        {
+            int nProperties = 0;
+            Atom* pProperties = XListProperties( pDisplay, DefaultRootWindow( pDisplay ), &nProperties );
+            if( pProperties && nProperties )
+            {
+                for( int i = 0; i < nProperties; i++ )
+                    if( pProperties[ i ] == nAtom1 ||
+                        pProperties[ i ] == nAtom2 )
+                {
+                    ret = true;
+                }
+                XFree( pProperties );
+            }
+        }
+    }
+
+    if( ! ret )
+    {
+        Atom nUTFAtom       = XInternAtom( pDisplay, "UTF8_STRING", True );
+        Atom nNetWMNameAtom = XInternAtom( pDisplay, "_NET_WM_NAME", True );
+        if( nUTFAtom && nNetWMNameAtom )
+        {
+            // another, more expensive check: search for a gnome-panel
+            XLIB_Window aRoot, aParent, *pChildren = NULL;
+            unsigned int nChildren = 0;
+            XQueryTree( pDisplay, DefaultRootWindow( pDisplay ),
+                        &aRoot, &aParent, &pChildren, &nChildren );
+            if( pChildren && nChildren )
+            {
+                for( unsigned int i = 0; i < nChildren && ! ret; i++ )
+                {
+                    Atom nType = None;
+                    int nFormat = 0;
+                    unsigned long nItems = 0, nBytes = 0;
+                    unsigned char* pProp = NULL;
+                    XGetWindowProperty( pDisplay,
+                                        pChildren[i],
+                                        nNetWMNameAtom,
+                                        0, 8,
+                                        False,
+                                        nUTFAtom,
+                                        &nType,
+                                        &nFormat,
+                                        &nItems,
+                                        &nBytes,
+                                        &pProp );
+                    if( pProp && nType == nUTFAtom )
+                    {
+                        OString aWMName( (sal_Char*)pProp );
+                        if( aWMName.equalsIgnoreAsciiCase( "gnome-panel" ) )
+                            ret = true;
+                    }
+                    if( pProp )
+                        XFree( pProp );
+                }
+                XFree( pChildren );
+            }
+        }
+    }
+
+    return ret;
+}
+
+static bool bWasXError = false;
+
+static inline bool WasXError()
+{
+    bool bRet = bWasXError;
+    bWasXError = false;
+    return bRet;
+}
+
+extern "C"
+{
+    static int autodect_error_handler( Display*, XErrorEvent* )
+    {
+        bWasXError = true;
+        return 0;
+    }
+
+    typedef int(* XErrorHandler)(Display*,XErrorEvent*);
+}
+
+static int KDEVersion( Display* pDisplay )
+{
+    int nRet = 0;
+
+    Atom nFullSession = XInternAtom( pDisplay, "KDE_FULL_SESSION", True );
+    Atom nKDEVersion  = XInternAtom( pDisplay, "KDE_SESSION_VERSION", True );
+
+    if( nFullSession )
+    {
+        if( !nKDEVersion )
+            return 3;
+
+        Atom                aRealType   = None;
+        int                 nFormat     = 8;
+        unsigned long       nItems      = 0;
+        unsigned long       nBytesLeft  = 0;
+        unsigned char*  pProperty   = NULL;
+        XGetWindowProperty( pDisplay,
+                            DefaultRootWindow( pDisplay ),
+                            nKDEVersion,
+                            0, 1,
+                            False,
+                            AnyPropertyType,
+                            &aRealType,
+                            &nFormat,
+                            &nItems,
+                            &nBytesLeft,
+                            &pProperty );
+        if( !WasXError() && nItems != 0 && pProperty )
+        {
+            nRet = *reinterpret_cast< sal_Int32* >( pProperty );
+        }
+        if( pProperty )
+        {
+            XFree( pProperty );
+            pProperty = NULL;
+        }
+    }
+    return nRet;
+}
+
+static bool is_kde_desktop( Display* pDisplay )
+{
+    if ( NULL != getenv( "KDE_FULL_SESSION" ) )
+    {
+        const char *pVer = getenv( "KDE_SESSION_VERSION" );
+        if ( !pVer || pVer[0] == '0' )
+        {
+            return true; // does not exist => KDE3
+        }
+
+        rtl::OUString aVer( RTL_CONSTASCII_USTRINGPARAM( "3" ) );
+        if ( aVer.equalsIgnoreAsciiCaseAscii( pVer ) )
+        {
+            return true;
+        }
+    }
+
+    if ( KDEVersion( pDisplay ) == 3 )
+        return true;
+
+    return false;
+}
+
+static bool is_kde4_desktop( Display* pDisplay )
+{
+    if ( NULL != getenv( "KDE_FULL_SESSION" ) )
+    {
+        rtl::OUString aVer( RTL_CONSTASCII_USTRINGPARAM( "4" ) );
+
+        const char *pVer = getenv( "KDE_SESSION_VERSION" );
+        if ( pVer && aVer.equalsIgnoreAsciiCaseAscii( pVer ) )
+            return true;
+    }
+
+    if ( KDEVersion( pDisplay ) == 4 )
+        return true;
+
+    return false;
+}
+
+static bool is_cde_desktop( Display* pDisplay )
+{
+    void* pLibrary = NULL;
+
+    Atom nDtAtom = XInternAtom( pDisplay, "_DT_WM_READY", True );
+    OUString aPathName( RTL_CONSTASCII_USTRINGPARAM( "file:///usr/dt/lib/libDtSvc.so" ) );
+    if( nDtAtom && ( pLibrary = osl_loadModule( aPathName.pData, SAL_LOADMODULE_DEFAULT ) ) )
+    {
+        osl_unloadModule( (oslModule)pLibrary );
+        return true;
+    }
+
+    return false;
+}
+
+
+extern "C"
+{
+
+VCL_DLLPUBLIC rtl::OUString get_desktop_environment()
+{
+    rtl::OUStringBuffer aRet( 8 );
+    static const char *pOverride = getenv( "OOO_FORCE_DESKTOP" );
+
+    if ( pOverride && *pOverride )
+    {
+        OString aOver( pOverride );
+
+        if ( aOver.equalsIgnoreAsciiCase( "cde" ) )
+            aRet.appendAscii( desktop_strings[DESKTOP_CDE] );
+        if ( aOver.equalsIgnoreAsciiCase( "kde4" ) )
+            aRet.appendAscii( desktop_strings[DESKTOP_KDE4] );
+        if ( aOver.equalsIgnoreAsciiCase( "gnome" ) )
+            aRet.appendAscii( desktop_strings[DESKTOP_GNOME] );
+        if ( aOver.equalsIgnoreAsciiCase( "kde" ) )
+            aRet.appendAscii( desktop_strings[DESKTOP_KDE] );
+        if ( aOver.equalsIgnoreAsciiCase( "none" ) )
+            aRet.appendAscii( desktop_strings[DESKTOP_UNKNOWN] );
+    }
+
+    if( aRet.getLength() == 0 )
+    {
+        // get display to connect to
+        const char* pDisplayStr = getenv( "DISPLAY" );
+        int nParams = osl_getCommandArgCount();
+        OUString aParam;
+        OString aBParm;
+        for( int i = 0; i < nParams; i++ )
+        {
+            osl_getCommandArg( i, &aParam.pData );
+            if( aParam.equalsAscii( "-headless" ) )
+            {
+                pDisplayStr = NULL;
+                break;
+            }
+            if( i < nParams-1 && (aParam.equalsAscii( "-display" ) || aParam.equalsAscii( "--display" )) )
+            {
+                osl_getCommandArg( i+1, &aParam.pData );
+                aBParm = OUStringToOString( aParam, osl_getThreadTextEncoding() );
+                pDisplayStr = aBParm.getStr();
+                break;
+            }
+        }
+
+        // no server at all
+        if( ! pDisplayStr || !*pDisplayStr )
+            aRet.appendAscii( desktop_strings[DESKTOP_NONE] );
+        else
+        {
+            /* #i92121# workaround deadlocks in the X11 implementation
+            */
+            static const char* pNoXInitThreads = getenv( "SAL_NO_XINITTHREADS" );
+            /* #i90094#
+               from now on we know that an X connection will be
+               established, so protect X against itself
+            */
+            if( ! ( pNoXInitThreads && *pNoXInitThreads ) )
+                XInitThreads();
+
+            Display* pDisplay = XOpenDisplay( pDisplayStr );
+            if( pDisplay )
+            {
+                XErrorHandler pOldHdl = XSetErrorHandler( autodect_error_handler );
+
+                if ( is_kde4_desktop( pDisplay ) )
+                    aRet.appendAscii( desktop_strings[DESKTOP_KDE4] );
+                else if ( is_gnome_desktop( pDisplay ) )
+                    aRet.appendAscii( desktop_strings[DESKTOP_GNOME] );
+                else if ( is_cde_desktop( pDisplay ) )
+                    aRet.appendAscii( desktop_strings[DESKTOP_CDE] );
+                else if ( is_kde_desktop( pDisplay ) )
+                    aRet.appendAscii( desktop_strings[DESKTOP_KDE] );
+                else
+                    aRet.appendAscii( desktop_strings[DESKTOP_UNKNOWN] );
+
+                // set the default handler again
+                XSetErrorHandler( pOldHdl );
+
+                XCloseDisplay( pDisplay );
+            }
+        }
+    }
+
+    return aRet.makeStringAndClear();
+}
+
+}
diff --git a/vcl/unx/generic/desktopdetect/makefile.mk b/vcl/unx/generic/desktopdetect/makefile.mk
new file mode 100644
index 000000000000..83d5d29f4b71
--- /dev/null
+++ b/vcl/unx/generic/desktopdetect/makefile.mk
@@ -0,0 +1,57 @@
+#*************************************************************************
+#
+# 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.
+#
+#*************************************************************************
+
+PRJ=..$/..$/..
+
+PRJNAME=vcl
+TARGET=dtdetect
+
+.INCLUDE :  $(PRJ)$/util$/makefile.pmk
+
+# --- Settings -----------------------------------------------------
+
+.INCLUDE :  settings.mk
+.INCLUDE :  $(PRJ)$/util$/makefile2.pmk
+
+# --- Files --------------------------------------------------------
+
+.IF "$(GUIBASE)"!="unx"
+
+dummy:
+    @echo "Nothing to build for GUIBASE $(GUIBASE)"
+
+.ELSE		# "$(GUIBASE)"!="unx"
+
+SLOFILES=$(SLO)$/desktopdetector.obj
+
+.ENDIF		# "$(GUIBASE)"!="unx"
+
+# --- Targets ------------------------------------------------------
+
+.INCLUDE :  target.mk
+
+.INCLUDE :  $(PRJ)$/util$/target.pmk