[Libreoffice-commits] .: sw/source

[Thorsten Behrens]

 sw/source/ui/docvw/extedit.cxx |  150 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)

New commits:
commit 52e849fbab205bb3d13d735bce8b5b122566d162
Author: Surendran Mahendran <surenspost at gmail.com>
Date:   Fri Dec 3 20:22:22 2010 +0100

    Add missing extedit.cxx for the external edit feature

diff --git a/sw/source/ui/docvw/extedit.cxx b/sw/source/ui/docvw/extedit.cxx
new file mode 100644
index 0000000..9e289e2
--- /dev/null
+++ b/sw/source/ui/docvw/extedit.cxx
@@ -0,0 +1,150 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * Version: MPL 1.1 / GPLv3+ / LGPLv3+
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (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.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Initial Developer of the Original Code is
+ *       [ Surendran Mahendran <surenspost at gmail.com>]
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 3 or later (the "GPLv3+"), or
+ * the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
+ * in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
+ * instead of those above.
+ */
+
+#include "precompiled_sw.hxx"
+#include <extedit.hxx>
+#include <view.hxx>
+#include <sfx2/viewfrm.hxx>
+#include <sfx2/bindings.hxx>
+#include <wrtsh.hxx>
+#include <osl/file.hxx>
+#include <osl/thread.hxx>
+#include <osl/process.h>
+#include <osl/time.h>
+#include <svtools/filter.hxx>
+#include <svtools/filechangedchecker.hxx>
+#include <svx/xoutbmp.hxx>
+#include <unotools/ucbstreamhelper.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/graph.hxx>
+#include <vcl/cvtgrf.hxx>
+#include <basesh.hxx>
+#include "romenu.hxx"
+#include "com/sun/star/system/XSystemShellExecute.hpp"
+#include "com/sun/star/system/SystemShellExecuteFlags.hpp"
+#include <comphelper/processfactory.hxx>
+
+#include <boost/bind.hpp>
+
+using namespace ::com::sun::star;
+
+void HandleCloseEvent(const String& rURL, SwWrtShell *rSh)
+{
+    //create a new Graphic
+    Graphic newGraphic;
+
+    //import the temp file image stream into the newGraphic
+    SvStream*  pStream = utl::UcbStreamHelper::CreateStream(rURL, STREAM_READ);
+    if(pStream)
+    {
+        GraphicConverter::Import(*pStream, newGraphic);
+
+        // Now update the Graphic in the shell by re-reading from the newGraphic
+        // TODO: Make this action Undoable !
+        rSh->ReRead(aEmptyStr, aEmptyStr, (const Graphic*) &newGraphic);
+
+        delete(pStream);
+    }
+}
+
+IMPL_LINK (ExternalProcessClass_Impl, StartListeningEvent, void*, pEvent)
+{
+    //Start an event listener implemented via VCL timeout
+    Data *pData = ( Data* )pEvent;
+    String aURL( pData->fileName );
+
+    new FileChangedChecker(
+        pData->fileName, 
+        ::boost::bind(&HandleCloseEvent,aURL,pData->rSh));
+
+    return 0;
+}
+
+void pWorker(void *pThreadData)
+{
+    Data *pData = (Data*)(pThreadData);
+    rtl_uString *aFileName = new rtl_uString();
+    rtl_uString_newFromAscii (
+            &aFileName, rtl::OUStringToOString(
+                pData->fileName, RTL_TEXTENCODING_UTF8).getStr());
+
+    // Make an asynchronous call to listen to the event of temporary image file
+    // getting changed
+    Application::PostUserEvent(
+            LINK(NULL, ExternalProcessClass_Impl, StartListeningEvent), pThreadData);
+
+    uno::Reference< com::sun::star::system::XSystemShellExecute > xSystemShellExecute(
+            ::comphelper::getProcessServiceFactory()->createInstance(
+                DEFINE_CONST_UNICODE("com.sun.star.system.SystemShellExecute") ), uno::UNO_QUERY_THROW );
+    xSystemShellExecute->execute( pData->fileName, rtl::OUString(),  com::sun::star::system::SystemShellExecuteFlags::DEFAULTS );
+}
+
+void EditWithExternalTool(GraphicObject *pGraphicObject, SwWrtShell *rSh)
+{
+    //Get the graphic from the GraphicObject
+    const Graphic pGraphic = pGraphicObject->GetGraphic();
+
+    //get the Preferred File Extension for this graphic
+    String fExt;
+    GetPreferedExtension(fExt, pGraphic);
+
+    //Create the temp File
+    rtl::OUString tempFileBase, tempFileName;
+    oslFileHandle pHandle;
+    osl::FileBase::createTempFile(0, &pHandle, &tempFileBase);
+
+    // Move it to a file name with image extension properly set
+    tempFileName = tempFileBase + rtl::OUString(String('.')) +
+        rtl::OUString(fExt);
+    osl::File::move(tempFileBase, tempFileName);
+
+    //Write Graphic to the Temp File
+    GraphicFilter& rGF = *GraphicFilter::GetGraphicFilter();
+    USHORT nFilter(rGF.GetExportFormatNumber(fExt));
+    String aFilter(rGF.GetExportFormatShortName(nFilter));
+    String sPath(tempFileName.getStr());
+
+    // Write the Graphic to the file now
+    XOutBitmap::WriteGraphic(pGraphic, sPath, aFilter,
+            XOUTBMP_USE_NATIVE_IF_POSSIBLE|XOUTBMP_DONT_EXPAND_FILENAME);
+
+    // There is a possiblity that sPath extnesion might have been changed if the
+    // provided extension is not writable
+    tempFileName = rtl::OUString(sPath);
+
+    //Create a thread
+    rtl_uString *fileName = new rtl_uString();
+    rtl_uString_newFromAscii(
+            &fileName, rtl::OUStringToOString(tempFileName,
+                RTL_TEXTENCODING_UTF8).getStr());
+
+    // Create the data that is needed by the thread later
+    Data *pThreadData = new Data();
+    pThreadData->pGraphicObject = pGraphicObject;
+    pThreadData->fileName = fileName;
+    pThreadData->rSh = rSh ;
+
+    osl_createThread(pWorker, pThreadData);
+
+}