gtktiledviewer: specify author name when calling initializeForRendering()

Open two views, and type into both of them when a Writer doc with
redlining enabled is open: the manage changes dialog now shows how the
correct author is used when creating the redline items.

Change-Id: I48fb90301bfcc04b06d5be5544324ca76fe7b3d7

include/LibreOfficeKit/LibreOfficeKitGtk.h

@@ -75,10 +75,12 @@ GtkWidget*                     lok_doc_view_new_from_user_profile  (const gchar*
 /**
  * lok_doc_view_new_from_widget:
  * @pDocView: The #LOKDocView instance
+ * @pRenderingArguments: (nullable): lok::Document::initializeForRendering() arguments.
  *
  * Returns: (transfer none): The #LOKDocView widget instance.
  */
-GtkWidget*                     lok_doc_view_new_from_widget        (LOKDocView* pDocView);
+GtkWidget*                     lok_doc_view_new_from_widget        (LOKDocView* pDocView,
+                                                                    const gchar* pRenderingArguments);
 
 /**
  * lok_doc_view_open_document:

libreofficekit/qa/gtktiledviewer/gtktiledviewer.cxx

@@ -136,7 +136,10 @@ public:
     std::shared_ptr<TiledRowColumnBar> m_pRowBar;
     std::shared_ptr<TiledRowColumnBar> m_pColumnBar;
     std::shared_ptr<TiledCornerButton> m_pCornerButton;
+    /// Author string, used for comment insertion.
     std::string m_aAuthor;
+    /// Rendering arguments, which are the same for all views.
+    boost::property_tree::ptree m_aRenderingArguments;
 
     TiledWindow()
         : m_pDocView(nullptr),
@@ -174,8 +177,6 @@ public:
         m_pFindbarLabel(nullptr),
         m_bFindAll(false)
     {
-        struct passwd* pPasswd = getpwuid(getuid());
-        m_aAuthor = std::string(pPasswd->pw_gecos);
     }
 };
 
@@ -198,6 +199,14 @@ static TiledWindow& lcl_getTiledWindow(GtkWidget* pWidget)
     return g_aWindows[pToplevel];
 }
 
+/// Generate an author string for multiple views.
+static std::string getNextAuthor()
+{
+    static int nCounter = 0;
+    struct passwd* pPasswd = getpwuid(getuid());
+    return std::string(pPasswd->pw_gecos) + " #" + std::to_string(++nCounter);
+}
+
 TiledRowColumnBar::TiledRowColumnBar(TiledBarType eType)
     : m_pDrawingArea(gtk_drawing_area_new()),
     m_nSizePixel(0),
@@ -841,9 +850,19 @@ static void registerSelectorHandlers(TiledWindow& rWindow)
 static void createView(GtkWidget* pButton, gpointer /*pItem*/)
 {
     TiledWindow& rWindow = lcl_getTiledWindow(pButton);
-    GtkWidget* pDocView = lok_doc_view_new_from_widget(LOK_DOC_VIEW(rWindow.m_pDocView));
+
+    boost::property_tree::ptree aTree = rWindow.m_aRenderingArguments;
+    std::string aAuthor = getNextAuthor();
+    aTree.put(boost::property_tree::ptree::path_type(".uno:Author/type", '/'), "string");
+    aTree.put(boost::property_tree::ptree::path_type(".uno:Author/value", '/'), aAuthor);
+    std::stringstream aStream;
+    boost::property_tree::write_json(aStream, aTree);
+    std::string aArguments = aStream.str();
+
+    GtkWidget* pDocView = lok_doc_view_new_from_widget(LOK_DOC_VIEW(rWindow.m_pDocView), aArguments.c_str());
 
     TiledWindow& rNewWindow = setupWidgetAndCreateWindow(pDocView);
+    rNewWindow.m_aAuthor = aAuthor;
     // Hide the unused progress bar.
     gtk_widget_show_all(rNewWindow.m_pStatusBar);
     gtk_widget_hide(rNewWindow.m_pProgressBar);
@@ -866,7 +885,7 @@ static void createModelAndView(const char* pLOPath, const char* pDocPath, const
     const gchar* pUserProfile = aUserProfile.empty() ? nullptr : aUserProfile.c_str();
     GtkWidget* pDocView = lok_doc_view_new_from_user_profile(pLOPath, pUserProfile, nullptr, nullptr);
 
-    setupWidgetAndCreateWindow(pDocView);
+    TiledWindow& rWindow = setupWidgetAndCreateWindow(pDocView);
 
     boost::property_tree::ptree aTree;
     for (size_t i = 0; i < rArguments.size(); ++i)
@@ -892,6 +911,13 @@ static void createModelAndView(const char* pLOPath, const char* pDocPath, const
         }
     }
 
+    // Save rendering arguments for views which are created later.
+    rWindow.m_aRenderingArguments = aTree;
+
+    rWindow.m_aAuthor = getNextAuthor();
+    aTree.put(boost::property_tree::ptree::path_type(".uno:Author/type", '/'), "string");
+    aTree.put(boost::property_tree::ptree::path_type(".uno:Author/value", '/'), rWindow.m_aAuthor);
+
     std::stringstream aStream;
     boost::property_tree::write_json(aStream, aTree);
     std::string aArguments = aStream.str();

libreofficekit/source/gtk/lokdocview.cxx

@@ -3016,7 +3016,8 @@ lok_doc_view_new_from_user_profile (const gchar* pPath, const gchar* pUserProfil
                                      nullptr));
 }
 
-SAL_DLLPUBLIC_EXPORT GtkWidget* lok_doc_view_new_from_widget(LOKDocView* pOldLOKDocView)
+SAL_DLLPUBLIC_EXPORT GtkWidget* lok_doc_view_new_from_widget(LOKDocView* pOldLOKDocView,
+                                                             const gchar* pRenderingArguments)
 {
     LOKDocViewPrivate& pOldPriv = getPrivate(pOldLOKDocView);
     GtkWidget* pNewDocView = GTK_WIDGET(g_initable_new(LOK_TYPE_DOC_VIEW, /*cancellable=*/nullptr, /*error=*/nullptr,
@@ -3034,7 +3035,7 @@ SAL_DLLPUBLIC_EXPORT GtkWidget* lok_doc_view_new_from_widget(LOKDocView* pOldLOK
     // Store the view id only later in postDocumentLoad(), as
     // initializeForRendering() changes the id in Impress.
     pDocument->pClass->createView(pDocument);
-    pNewPriv->m_aRenderingArguments = pOldPriv->m_aRenderingArguments;
+    pNewPriv->m_aRenderingArguments = pRenderingArguments;
 
     postDocumentLoad(pNewDocView);
     return pNewDocView;