lok: MSForms: Handle event about item selection of a drop-down field.

Change-Id: I095013097348c98361b6614e4ddf1e9029923c7f
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/93659
Tested-by: Tamás Zolnai <tamas.zolnai@collabora.com>
Reviewed-by: Tamás Zolnai <tamas.zolnai@collabora.com>

2 files changed, 35 insertions, 1 deletions

diff --git a/desktop/qa/desktop_lib/test_desktop_lib.cxx b/desktop/qa/desktop_lib/test_desktop_lib.cxx
index 3344279f1a78..30dd2c60dc3c 100644
--- a/desktop/qa/desktop_lib/test_desktop_lib.cxx
+++ b/desktop/qa/desktop_lib/test_desktop_lib.cxx
@@ -2923,10 +2923,11 @@ void DesktopLOKTest::testABI()
     CPPUNIT_ASSERT_EQUAL(documentClassOffset(58), offsetof(struct _LibreOfficeKitDocumentClass, paintWindowForView));
     CPPUNIT_ASSERT_EQUAL(documentClassOffset(59), offsetof(struct _LibreOfficeKitDocumentClass, completeFunction));
     CPPUNIT_ASSERT_EQUAL(documentClassOffset(60), offsetof(struct _LibreOfficeKitDocumentClass, setWindowTextSelection));
+    CPPUNIT_ASSERT_EQUAL(documentClassOffset(61), offsetof(struct _LibreOfficeKitDocumentClass, sendFormFieldEvent));
 
     // Extending is fine, update this, and add new assert for the offsetof the
     // new method
-    CPPUNIT_ASSERT_EQUAL(documentClassOffset(61), sizeof(struct _LibreOfficeKitDocumentClass));
+    CPPUNIT_ASSERT_EQUAL(documentClassOffset(62), sizeof(struct _LibreOfficeKitDocumentClass));
 }
 
 CPPUNIT_TEST_SUITE_REGISTRATION(DesktopLOKTest);
diff --git a/desktop/source/lib/init.cxx b/desktop/source/lib/init.cxx
index ccd32a035ff5..c7763b608a28 100644
--- a/desktop/source/lib/init.cxx
+++ b/desktop/source/lib/init.cxx
@@ -1137,6 +1137,10 @@ static void doc_resizeWindow(LibreOfficeKitDocument* pThis, unsigned nLOKWindowI
                              const int nWidth, const int nHeight);
 
 static void doc_completeFunction(LibreOfficeKitDocument* pThis, int nIndex);
+
+
+static void doc_sendFormFieldEvent(LibreOfficeKitDocument* pThis,
+                                   const char* pArguments);
 } // extern "C"
 
 namespace {
@@ -1252,6 +1256,8 @@ LibLODocument_Impl::LibLODocument_Impl(const uno::Reference <css::lang::XCompone
         m_pDocumentClass->createViewWithOptions = doc_createViewWithOptions;
         m_pDocumentClass->completeFunction = doc_completeFunction;
 
+        m_pDocumentClass->sendFormFieldEvent = doc_sendFormFieldEvent;
+
         gDocumentClass = m_pDocumentClass;
     }
     pClass = m_pDocumentClass.get();
@@ -5412,6 +5418,33 @@ static void doc_completeFunction(LibreOfficeKitDocument* pThis, int nIndex)
     pDoc->completeFunction(nIndex);
 }
 
+
+static void doc_sendFormFieldEvent(LibreOfficeKitDocument* pThis, const char* pArguments)
+{
+    SolarMutexGuard aGuard;
+
+    // Supported in Writer only
+    if (doc_getDocumentType(pThis) != LOK_DOCTYPE_TEXT)
+            return;
+
+    StringMap aMap(jsonToStringMap(pArguments));
+    ITiledRenderable* pDoc = getTiledRenderable(pThis);
+    if (!pDoc)
+    {
+        SetLastExceptionMsg("Document doesn't support tiled rendering!");
+        return;
+    }
+
+    // Sanity check
+    if (aMap.find("type") == aMap.end() || aMap.find("cmd") == aMap.end())
+    {
+        SetLastExceptionMsg("Wrong arguments for sendFormFieldEvent!");
+        return;
+    }
+
+    pDoc->executeFromFieldEvent(aMap);
+}
+
 static char* lo_getError (LibreOfficeKit *pThis)
 {
     comphelper::ProfileZone aZone("lo_getError");