lok::Document: add get/setView()

Change-Id: Ic3bce8f01d7e048e853c063c4bce1255845c60d0
(cherry picked from commit 46588c42a546d4517b773853856b9c8f8c2e5ece)

6 files changed, 75 insertions, 1 deletions

diff --git a/desktop/qa/desktop_lib/test_desktop_lib.cxx b/desktop/qa/desktop_lib/test_desktop_lib.cxx
index 6baaa32239c9..7ad81278d64a 100644
--- a/desktop/qa/desktop_lib/test_desktop_lib.cxx
+++ b/desktop/qa/desktop_lib/test_desktop_lib.cxx
@@ -139,6 +139,12 @@ void DesktopLOKTest::testCreateView()
     int nId = pDocument->m_pDocumentClass->createView(pDocument);
     CPPUNIT_ASSERT_EQUAL(2, SfxLokHelper::getViews());
 
+    // Make sure the created view is the active one, then switch to the old
+    // one.
+    CPPUNIT_ASSERT_EQUAL(1, pDocument->m_pDocumentClass->getView(pDocument));
+    pDocument->m_pDocumentClass->setView(pDocument, 0);
+    CPPUNIT_ASSERT_EQUAL(0, pDocument->m_pDocumentClass->getView(pDocument));
+
     pDocument->m_pDocumentClass->destroyView(pDocument, nId);
     CPPUNIT_ASSERT_EQUAL(1, SfxLokHelper::getViews());
     closeDoc();
diff --git a/desktop/source/lib/init.cxx b/desktop/source/lib/init.cxx
index 75fbafaf69fc..c56e8d0fde96 100644
--- a/desktop/source/lib/init.cxx
+++ b/desktop/source/lib/init.cxx
@@ -252,6 +252,8 @@ static char* doc_getCommandValues(LibreOfficeKitDocument* pThis, const char* pCo
 
 static int doc_createView(LibreOfficeKitDocument* pThis);
 static void doc_destroyView(LibreOfficeKitDocument* pThis, int nId);
+static void doc_setView(LibreOfficeKitDocument* pThis, int nId);
+static int doc_getView(LibreOfficeKitDocument* pThis);
 
 LibLODocument_Impl::LibLODocument_Impl(const uno::Reference <css::lang::XComponent> &xComponent) :
     mxComponent( xComponent )
@@ -285,6 +287,8 @@ LibLODocument_Impl::LibLODocument_Impl(const uno::Reference <css::lang::XCompone
 
         m_pDocumentClass->createView = doc_createView;
         m_pDocumentClass->destroyView = doc_destroyView;
+        m_pDocumentClass->setView = doc_setView;
+        m_pDocumentClass->getView = doc_getView;
 
         gDocumentClass = m_pDocumentClass;
     }
@@ -1067,6 +1071,20 @@ static void doc_destroyView(LibreOfficeKitDocument* /*pThis*/, int nId)
     SfxLokHelper::destroyView(nId);
 }
 
+static void doc_setView(LibreOfficeKitDocument* /*pThis*/, int nId)
+{
+    SolarMutexGuard aGuard;
+
+    SfxLokHelper::setView(nId);
+}
+
+static int doc_getView(LibreOfficeKitDocument* /*pThis*/)
+{
+    SolarMutexGuard aGuard;
+
+    return SfxLokHelper::getView();
+}
+
 static char* lo_getError (LibreOfficeKit *pThis)
 {
     LibLibreOffice_Impl* pLib = static_cast<LibLibreOffice_Impl*>(pThis);
diff --git a/include/LibreOfficeKit/LibreOfficeKit.h b/include/LibreOfficeKit/LibreOfficeKit.h
index 7f41d13ff393..18f4b3edc624 100644
--- a/include/LibreOfficeKit/LibreOfficeKit.h
+++ b/include/LibreOfficeKit/LibreOfficeKit.h
@@ -170,6 +170,10 @@ struct _LibreOfficeKitDocumentClass
     int (*createView) (LibreOfficeKitDocument* pThis);
     /// @see lok::Document::destroyView().
     void (*destroyView) (LibreOfficeKitDocument* pThis, int nId);
+    /// @see lok::Document::setView().
+    void (*setView) (LibreOfficeKitDocument* pThis, int nId);
+    /// @see lok::Document::getView().
+    int (*getView) (LibreOfficeKitDocument* pThis);
 #endif // LOK_USE_UNSTABLE_API
 };
 
diff --git a/include/LibreOfficeKit/LibreOfficeKit.hxx b/include/LibreOfficeKit/LibreOfficeKit.hxx
index 3e1a0ac20b07..f5821b71191a 100644
--- a/include/LibreOfficeKit/LibreOfficeKit.hxx
+++ b/include/LibreOfficeKit/LibreOfficeKit.hxx
@@ -269,13 +269,31 @@ public:
     }
 
     /**
-     * Destroy a view of an existring document.
+     * Destroy a view of an existing document.
      * @param nId a view ID, returned by createView().
      */
     void destroyView(int nId)
     {
         mpDoc->pClass->destroyView(mpDoc, nId);
     }
+
+    /**
+     * Set an existing view of an existing document as current.
+     * @param nId a view ID, returned by createView().
+     */
+    void setView(int nId)
+    {
+        mpDoc->pClass->setView(mpDoc, nId);
+    }
+
+    /**
+     * Get the current view.
+     * @return a view ID, previously returned by createView().
+     */
+    int getView()
+    {
+        return mpDoc->pClass->getView(mpDoc);
+    }
 #endif // LOK_USE_UNSTABLE_API
 };
 
diff --git a/include/sfx2/lokhelper.hxx b/include/sfx2/lokhelper.hxx
index b57cb7d75b23..a05cd5d4b210 100644
--- a/include/sfx2/lokhelper.hxx
+++ b/include/sfx2/lokhelper.hxx
@@ -21,6 +21,10 @@ public:
     static int createView(SfxViewShell* pViewShell);
     /// Destroy a view shell from the global shell list.
     static void destroyView(size_t nId);
+    /// Set a view shell as current one.
+    static void setView(size_t nId);
+    /// Get the currently active view.
+    static size_t getView();
 
     /// Total number of view shells.
     static int getViews();
diff --git a/sfx2/source/view/lokhelper.cxx b/sfx2/source/view/lokhelper.cxx
index 557478a78ae6..0aea6db9c24e 100644
--- a/sfx2/source/view/lokhelper.cxx
+++ b/sfx2/source/view/lokhelper.cxx
@@ -38,6 +38,30 @@ void SfxLokHelper::destroyView(size_t nId)
     pViewFrame->Exec_Impl(aRequest);
 }
 
+void SfxLokHelper::setView(size_t nId)
+{
+    SfxViewShellArr_Impl& rViewArr = SfxGetpApp()->GetViewShells_Impl();
+    if (nId > rViewArr.size() - 1)
+        return;
+
+    SfxViewShell* pViewShell = rViewArr[nId];
+    if (SfxViewFrame* pViewFrame = pViewShell->GetViewFrame())
+        pViewFrame->GetWindow().GrabFocus();
+}
+
+size_t SfxLokHelper::getView()
+{
+    SfxViewShellArr_Impl& rViewArr = SfxGetpApp()->GetViewShells_Impl();
+    SfxViewFrame* pViewFrame = SfxViewFrame::Current();
+    for (size_t i = 0; i < rViewArr.size(); ++i)
+    {
+        if (rViewArr[i]->GetViewFrame() == pViewFrame)
+            return i;
+    }
+    assert(false);
+    return 0;
+}
+
 int SfxLokHelper::getViews()
 {
     SfxViewShellArr_Impl& rViewArr = SfxGetpApp()->GetViewShells_Impl();