Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 511 insertions, 0 deletions

diff --git a/libreofficekit/qa/gtktiledviewer/gtv-application-window.cxx b/libreofficekit/qa/gtktiledviewer/gtv-application-window.cxx
new file mode 100644
index 000000000..7e2f9f907
--- /dev/null
+++ b/libreofficekit/qa/gtktiledviewer/gtv-application-window.cxx
@@ -0,0 +1,511 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <gtk/gtk.h>
+
+#include <memory>
+
+#include <LibreOfficeKit/LibreOfficeKitGtk.h>
+#include <LibreOfficeKit/LibreOfficeKitEnums.h>
+
+#include "gtv-application-window.hxx"
+#include "gtv-main-toolbar.hxx"
+#include "gtv-helpers.hxx"
+#include "gtv-signal-handlers.hxx"
+#include "gtv-lokdocview-signal-handlers.hxx"
+#include "gtv-calc-header-bar.hxx"
+#include "gtv-comments-sidebar.hxx"
+#include "gtv-lok-dialog.hxx"
+
+#include <boost/property_tree/json_parser.hpp>
+
+namespace {
+
+struct GtvApplicationWindowPrivate
+{
+    GtkWidget* container;
+    GtkWidget* gridcontainer;
+    GtkWidget* toolbarcontainer;
+    GtkWidget* scrolledwindowcontainer;
+
+    bool toolbarBroadcast;
+    bool partSelectorBroadcast;
+
+    GList* m_pChildWindows;
+
+    // Rendering args; options with which lokdocview was rendered in this window
+    GtvRenderingArgs* m_pRenderingArgs;
+};
+
+}
+
+#if defined __clang__
+#if __has_warning("-Wdeprecated-volatile")
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-volatile"
+#endif
+#endif
+G_DEFINE_TYPE_WITH_PRIVATE(GtvApplicationWindow, gtv_application_window, GTK_TYPE_APPLICATION_WINDOW);
+#if defined __clang__
+#if __has_warning("-Wdeprecated-volatile")
+#pragma clang diagnostic pop
+#endif
+#endif
+
+static GtvApplicationWindowPrivate*
+getPrivate(GtvApplicationWindow* win)
+{
+    return static_cast<GtvApplicationWindowPrivate*>(gtv_application_window_get_instance_private(win));
+}
+
+static void
+gtv_application_window_init(GtvApplicationWindow* win)
+{
+    const std::string uiFilePath = GtvHelpers::getDirPath(__FILE__) + std::string(UI_FILE_NAME);
+    GtvGtkWrapper<GtkBuilder> builder(gtk_builder_new_from_file(uiFilePath.c_str()),
+                                      [](GtkBuilder* pBuilder) {
+                                          g_object_unref(pBuilder);
+                                      });
+    GtvApplicationWindowPrivate* priv = getPrivate(win);
+
+    // This is the parent GtkBox holding everything
+    priv->container = GTK_WIDGET(gtk_builder_get_object(builder.get(), "container"));
+    // Toolbar container
+    priv->toolbarcontainer = gtv_main_toolbar_new();
+
+    // Attach to the toolbar to main window
+    gtk_box_pack_start(GTK_BOX(priv->container), priv->toolbarcontainer, false, false, false);
+    gtk_box_reorder_child(GTK_BOX(priv->container), priv->toolbarcontainer, 0);
+
+    priv->gridcontainer = GTK_WIDGET(gtk_builder_get_object(builder.get(), "maingrid"));
+    // scrolled window containing the main drawing area
+    win->scrolledwindow = GTK_WIDGET(gtk_builder_get_object(builder.get(), "scrolledwindow"));
+    // scrolledwindow container
+    priv->scrolledwindowcontainer = GTK_WIDGET(gtk_builder_get_object(builder.get(), "scrolledwindowcontainer"));
+
+    GtkAdjustment* pHAdjustment = gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(win->scrolledwindow));
+    g_signal_connect(pHAdjustment, "value-changed", G_CALLBACK(docAdjustmentChanged), win);
+    GtkAdjustment* pVAdjustment = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(win->scrolledwindow));
+    g_signal_connect(pVAdjustment, "value-changed", G_CALLBACK(docAdjustmentChanged), win);
+
+    // calc header row bar
+    win->cornerarea = gtv_calc_header_bar_new();
+    gtv_calc_header_bar_set_type_and_width(GTV_CALC_HEADER_BAR(win->cornerarea), CalcHeaderType::CORNER);
+    win->rowbar = gtv_calc_header_bar_new();
+    gtv_calc_header_bar_set_type_and_width(GTV_CALC_HEADER_BAR(win->rowbar), CalcHeaderType::ROW);
+    win->columnbar = gtv_calc_header_bar_new();
+    gtv_calc_header_bar_set_type_and_width(GTV_CALC_HEADER_BAR(win->columnbar), CalcHeaderType::COLUMN);
+
+    // attach row/column/corner to the container
+    gtk_grid_attach(GTK_GRID(priv->gridcontainer), win->cornerarea, 0, 0, 1, 1);
+    gtk_grid_attach(GTK_GRID(priv->gridcontainer), win->rowbar, 0, 1, 1, 1);
+    gtk_grid_attach(GTK_GRID(priv->gridcontainer), win->columnbar, 1, 0, 1, 1);
+
+    // statusbar
+    win->statusbar = GTK_WIDGET(gtk_builder_get_object(builder.get(), "statusbar"));
+    win->redlinelabel = GTK_WIDGET(gtk_builder_get_object(builder.get(), "redlinelabel"));
+    win->zoomlabel = GTK_WIDGET(gtk_builder_get_object(builder.get(), "zoomlabel"));
+
+    win->findtoolbar = GTK_WIDGET(gtk_builder_get_object(builder.get(), "findtoolbar"));
+    win->findbarlabel = GTK_WIDGET(gtk_builder_get_object(builder.get(), "findbar_label"));
+    win->findbarEntry = GTK_WIDGET(gtk_builder_get_object(builder.get(), "findbar_entry"));
+    win->findAll = GTK_WIDGET(gtk_builder_get_object(builder.get(), "findbar_findall"));
+    priv->toolbarBroadcast = true;
+    priv->partSelectorBroadcast = true;
+
+    gtk_container_add(GTK_CONTAINER(win), priv->container);
+
+    priv->m_pChildWindows = nullptr;
+    priv->m_pRenderingArgs = new GtvRenderingArgs();
+}
+
+static void
+gtv_application_window_dispose(GObject* object)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(GTV_APPLICATION_WINDOW(object));
+
+    delete priv->m_pRenderingArgs;
+    priv->m_pRenderingArgs = nullptr;
+
+    G_OBJECT_CLASS (gtv_application_window_parent_class)->dispose (object);
+}
+
+static void
+gtv_application_window_class_init(GtvApplicationWindowClass* klass)
+{
+    G_OBJECT_CLASS(klass)->dispose = gtv_application_window_dispose;
+}
+
+/// Helper function to do some tasks after widget is fully loaded (including
+/// document load)
+static void initWindow(GtvApplicationWindow* window)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+
+#ifdef __GNUC__
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+    GList *focusChain = nullptr;
+    focusChain = g_list_append( focusChain, window->lokdocview );
+
+    gtk_container_set_focus_chain ( GTK_CONTAINER (priv->container), focusChain );
+#ifdef __GNUC__
+#pragma GCC diagnostic pop
+#endif
+
+    // TODO: Implement progressbar in statusbar
+    LibreOfficeKitDocument* pDocument = lok_doc_view_get_document(LOK_DOC_VIEW(window->lokdocview));
+    if (pDocument)
+    {
+        LibreOfficeKitDocumentType eDocType = static_cast<LibreOfficeKitDocumentType>(pDocument->pClass->getDocumentType(pDocument));
+        if (eDocType == LOK_DOCTYPE_SPREADSHEET)
+        {
+            // Align to top left corner, so the tiles are in sync with the
+            // row/column bar, even when zooming out enough that not all space is
+            // used.
+            gtk_widget_set_halign(GTK_WIDGET(window->lokdocview), GTK_ALIGN_START);
+            gtk_widget_set_valign(GTK_WIDGET(window->lokdocview), GTK_ALIGN_START);
+        }
+
+        // By default make the document editable in a new window
+        lok_doc_view_set_edit(LOK_DOC_VIEW(window->lokdocview), true);
+        // Let toolbar adjust its button accordingly
+        gtv_main_toolbar_doc_loaded(GTV_MAIN_TOOLBAR(priv->toolbarcontainer), eDocType, true /* Edit button state */);
+    }
+
+    // Fill our comments sidebar
+    gboolean bTiledAnnotations;
+    g_object_get(G_OBJECT(window->lokdocview), "tiled-annotations", &bTiledAnnotations, nullptr);
+    if (!bTiledAnnotations && pDocument)
+    {
+        window->commentssidebar = gtv_comments_sidebar_new();
+        gtk_container_add(GTK_CONTAINER(priv->scrolledwindowcontainer), window->commentssidebar);
+        // fill the comments sidebar
+        gtv_comments_sidebar_view_annotations(GTV_COMMENTS_SIDEBAR(window->commentssidebar));
+    }
+}
+
+static void
+gtv_application_open_document_callback(GObject* source_object, GAsyncResult* res, gpointer /*userdata*/)
+{
+    LOKDocView* pDocView = LOK_DOC_VIEW (source_object);
+    GtvApplicationWindow* window = GTV_APPLICATION_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(pDocView)));
+    GError* error = nullptr;
+    if (!lok_doc_view_open_document_finish(pDocView, res, &error))
+    {
+        GtkWidget* pDialog = gtk_message_dialog_new(GTK_WINDOW(window),
+                                                    GTK_DIALOG_DESTROY_WITH_PARENT,
+                                                    GTK_MESSAGE_ERROR,
+                                                    GTK_BUTTONS_CLOSE,
+                                                    "Error occurred while opening the document: '%s'",
+                                                    error->message);
+        gtk_dialog_run(GTK_DIALOG(pDialog));
+        gtk_widget_destroy(pDialog);
+
+        g_error_free(error);
+        gtk_widget_destroy(GTK_WIDGET(pDocView));
+        gtk_main_quit();
+        return;
+    }
+
+    initWindow(window);
+}
+
+/// Get the visible area of the scrolled window
+void gtv_application_window_get_visible_area(GtvApplicationWindow* pWindow, GdkRectangle* pArea)
+{
+    GtkAdjustment* pHAdjustment = gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(pWindow->scrolledwindow));
+    GtkAdjustment* pVAdjustment = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(pWindow->scrolledwindow));
+
+    pArea->x      = lok_doc_view_pixel_to_twip(LOK_DOC_VIEW(pWindow->lokdocview),
+                                               gtk_adjustment_get_value(pHAdjustment));
+    pArea->y      = lok_doc_view_pixel_to_twip(LOK_DOC_VIEW(pWindow->lokdocview),
+                                               gtk_adjustment_get_value(pVAdjustment));
+    pArea->width  = lok_doc_view_pixel_to_twip(LOK_DOC_VIEW(pWindow->lokdocview),
+                                               gtk_adjustment_get_page_size(pHAdjustment));
+    pArea->height = lok_doc_view_pixel_to_twip(LOK_DOC_VIEW(pWindow->lokdocview),
+                                               gtk_adjustment_get_page_size(pVAdjustment));
+}
+
+void gtv_application_window_toggle_findbar(GtvApplicationWindow* window)
+{
+    if (gtk_widget_get_visible(window->findtoolbar))
+    {
+        gtk_widget_hide(window->findtoolbar);
+    }
+    else
+    {
+        gtk_widget_show_all(window->findtoolbar);
+        gtk_widget_grab_focus(window->findtoolbar);
+    }
+}
+
+GtkToolItem* gtv_application_window_find_tool_by_unocommand(GtvApplicationWindow* window, const std::string& unoCmd)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    GtkToolItem* result = nullptr;
+
+    // Find in the first toolbar
+    GtkContainer* pToolbar1 = gtv_main_toolbar_get_first_toolbar(GTV_MAIN_TOOLBAR(priv->toolbarcontainer));
+    GtvGtkWrapper<GList> pList(gtk_container_get_children(pToolbar1),
+                               [](GList* l)
+                               {
+                                   g_list_free(l);
+                               });
+    for (GList* l = pList.get(); l != nullptr; l = l->next)
+    {
+        if (GTK_IS_TOOL_BUTTON(l->data))
+        {
+            GtkToolButton* pButton = GTK_TOOL_BUTTON(l->data);
+            const gchar* pLabel = gtk_tool_button_get_label(pButton);
+            if (g_strcmp0(unoCmd.c_str(), pLabel) == 0)
+            {
+                result = GTK_TOOL_ITEM(pButton);
+            }
+        }
+    }
+
+    // Look in second toolbar if not found
+    GtkContainer* pToolbar2 = gtv_main_toolbar_get_second_toolbar(GTV_MAIN_TOOLBAR(priv->toolbarcontainer));
+    pList.reset(gtk_container_get_children(pToolbar2));
+    for (GList* l = pList.get(); result == nullptr && l != nullptr; l = l->next)
+    {
+        if (GTK_IS_TOOL_BUTTON(l->data))
+        {
+            GtkToolButton* pButton = GTK_TOOL_BUTTON(l->data);
+            const gchar* pLabel = gtk_tool_button_get_label(pButton);
+            if (g_strcmp0(unoCmd.c_str(), pLabel) == 0)
+            {
+                result = GTK_TOOL_ITEM(pButton);
+            }
+        }
+    }
+
+    return result;
+}
+
+static std::string
+createRenderingArgsJSON(const GtvRenderingArgs* pRenderingArgs)
+{
+    boost::property_tree::ptree aTree;
+    if (pRenderingArgs->m_bHidePageShadow)
+    {
+        aTree.put(boost::property_tree::ptree::path_type(".uno:ShowBorderShadow/type", '/'), "boolean");
+        aTree.put(boost::property_tree::ptree::path_type(".uno:ShowBorderShadow/value", '/'), false);
+    }
+    if (pRenderingArgs->m_bHideWhiteSpace)
+    {
+        aTree.put(boost::property_tree::ptree::path_type(".uno:HideWhitespace/type", '/'), "boolean");
+        aTree.put(boost::property_tree::ptree::path_type(".uno:HideWhitespace/value", '/'), true);
+    }
+    aTree.put(boost::property_tree::ptree::path_type(".uno:Author/type", '/'), "string");
+    aTree.put(boost::property_tree::ptree::path_type(".uno:Author/value", '/'), GtvHelpers::getNextAuthor());
+    std::stringstream aStream;
+    boost::property_tree::write_json(aStream, aTree);
+    return aStream.str();
+}
+
+static void setupDocView(GtvApplicationWindow* window)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    g_object_set(G_OBJECT(window->lokdocview),
+                 "doc-password", true,
+                 "doc-password-to-modify", true,
+                 "tiled-annotations", priv->m_pRenderingArgs->m_bEnableTiledAnnotations,
+                 nullptr);
+
+#if GLIB_CHECK_VERSION(2,40,0)
+    g_assert_nonnull(window->lokdocview);
+#endif
+    g_signal_connect(window->lokdocview, "edit-changed", G_CALLBACK(LOKDocViewSigHandlers::editChanged), nullptr);
+    g_signal_connect(window->lokdocview, "command-changed", G_CALLBACK(LOKDocViewSigHandlers::commandChanged), nullptr);
+    g_signal_connect(window->lokdocview, "command-result", G_CALLBACK(LOKDocViewSigHandlers::commandResult), nullptr);
+    g_signal_connect(window->lokdocview, "search-not-found", G_CALLBACK(LOKDocViewSigHandlers::searchNotFound), nullptr);
+    g_signal_connect(window->lokdocview, "search-result-count", G_CALLBACK(LOKDocViewSigHandlers::searchResultCount), nullptr);
+    g_signal_connect(window->lokdocview, "part-changed", G_CALLBACK(LOKDocViewSigHandlers::partChanged), nullptr);
+    g_signal_connect(window->lokdocview, "hyperlink-clicked", G_CALLBACK(LOKDocViewSigHandlers::hyperlinkClicked), nullptr);
+    g_signal_connect(window->lokdocview, "content-control",
+                     G_CALLBACK(LOKDocViewSigHandlers::contentControl), nullptr);
+    g_signal_connect(window->lokdocview, "cursor-changed", G_CALLBACK(LOKDocViewSigHandlers::cursorChanged), nullptr);
+    g_signal_connect(window->lokdocview, "address-changed", G_CALLBACK(LOKDocViewSigHandlers::addressChanged), nullptr);
+    g_signal_connect(window->lokdocview, "formula-changed", G_CALLBACK(LOKDocViewSigHandlers::formulaChanged), nullptr);
+    g_signal_connect(window->lokdocview, "password-required", G_CALLBACK(LOKDocViewSigHandlers::passwordRequired), nullptr);
+    g_signal_connect(window->lokdocview, "comment", G_CALLBACK(LOKDocViewSigHandlers::comment), nullptr);
+    g_signal_connect(window->lokdocview, "window", G_CALLBACK(LOKDocViewSigHandlers::window), window);
+
+    g_signal_connect(window->lokdocview, "configure-event", G_CALLBACK(LOKDocViewSigHandlers::configureEvent), nullptr);
+}
+
+void
+gtv_application_window_create_view_from_window(GtvApplicationWindow* window)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    GApplication* app = g_application_get_default();
+
+    GtvApplicationWindow* newWindow = GTV_APPLICATION_WINDOW(gtv_application_window_new(GTK_APPLICATION(app)));
+    const std::string aArguments = createRenderingArgsJSON(priv->m_pRenderingArgs);
+    newWindow->lokdocview = lok_doc_view_new_from_widget(LOK_DOC_VIEW(window->lokdocview), aArguments.c_str());
+    setupDocView(newWindow);
+
+    gtk_container_add(GTK_CONTAINER(newWindow->scrolledwindow), newWindow->lokdocview);
+    gtk_widget_show_all(newWindow->scrolledwindow);
+    gtk_window_present(GTK_WINDOW(newWindow));
+
+    initWindow(newWindow);
+}
+
+void
+gtv_application_window_load_document(GtvApplicationWindow* window,
+                                     const GtvRenderingArgs* aArgs,
+                                     const std::string& aDocPath)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    // keep a copy of it; we need to use these for creating new views later
+    *(priv->m_pRenderingArgs) = *aArgs;
+
+    // setup lokdocview
+    const char *pUserProfile = priv->m_pRenderingArgs->m_aUserProfile.empty() ?
+        nullptr : priv->m_pRenderingArgs->m_aUserProfile.c_str();
+
+    window->lokdocview = GTK_WIDGET(
+        g_initable_new(LOK_TYPE_DOC_VIEW, nullptr, nullptr,
+                       "lopath", priv->m_pRenderingArgs->m_aLoPath.c_str(),
+                       "unipoll", priv->m_pRenderingArgs->m_bUnipoll,
+                       "userprofileurl", pUserProfile,
+                       "halign", GTK_ALIGN_CENTER,
+                       "valign", GTK_ALIGN_CENTER,
+                       nullptr));
+
+    gtk_container_add(GTK_CONTAINER(window->scrolledwindow), window->lokdocview);
+
+    setupDocView(window);
+
+    // Create argument JSON
+    const std::string aArguments = createRenderingArgsJSON(priv->m_pRenderingArgs);
+    lok_doc_view_open_document(LOK_DOC_VIEW(window->lokdocview), aDocPath.c_str(),
+                               aArguments.c_str(), nullptr,
+                               gtv_application_open_document_callback, window->lokdocview);
+
+    gtk_widget_show_all(GTK_WIDGET(window->scrolledwindow));
+}
+
+GtvMainToolbar*
+gtv_application_window_get_main_toolbar(GtvApplicationWindow* window)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    return GTV_MAIN_TOOLBAR(priv->toolbarcontainer);
+}
+
+void
+gtv_application_window_set_toolbar_broadcast(GtvApplicationWindow* window, bool broadcast)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    priv->toolbarBroadcast = broadcast;
+}
+
+gboolean
+gtv_application_window_get_toolbar_broadcast(GtvApplicationWindow* window)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    return priv->toolbarBroadcast;
+}
+
+void
+gtv_application_window_set_part_broadcast(GtvApplicationWindow* window, bool broadcast)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    priv->partSelectorBroadcast = broadcast;
+}
+
+gboolean
+gtv_application_window_get_part_broadcast(GtvApplicationWindow* window)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    return priv->partSelectorBroadcast;
+}
+
+void
+gtv_application_window_register_child_window(GtvApplicationWindow* window, GtkWindow* pChildWin)
+{
+    guint dialogid = 0;
+    g_object_get(G_OBJECT(pChildWin), "dialogid", &dialogid, nullptr);
+    g_debug("Register child window: dialogid [%d] in window[%p]", dialogid, window);
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    if (pChildWin)
+        priv->m_pChildWindows = g_list_append(priv->m_pChildWindows, pChildWin);
+}
+
+void
+gtv_application_window_unregister_child_window(GtvApplicationWindow* window, GtkWindow* pChildWin)
+{
+    guint dialogid = 0;
+    g_object_get(G_OBJECT(pChildWin), "dialogid", &dialogid, nullptr);
+    g_debug("Unregister child window: dialogid [%d] in window[%p]", dialogid, window);
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    if (pChildWin)
+    {
+        priv->m_pChildWindows = g_list_remove(priv->m_pChildWindows, pChildWin);
+        LibreOfficeKitDocument* pDocument = lok_doc_view_get_document(LOK_DOC_VIEW(window->lokdocview));
+        guint dialogId = 0;
+        g_object_get(G_OBJECT(pChildWin), "dialogid", &dialogId, nullptr);
+        pDocument->pClass->postWindow(pDocument, dialogId, LOK_WINDOW_CLOSE, nullptr);
+    }
+}
+
+GtkWindow*
+gtv_application_window_get_child_window_by_id(GtvApplicationWindow* window, guint nWinId)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    GList* pIt = nullptr;
+    GtkWindow* ret = nullptr;
+    // For now, only dialogs are registered as child window
+    for (pIt = priv->m_pChildWindows; pIt != nullptr; pIt = pIt->next)
+    {
+        guint dialogId = 0;
+        g_object_get(G_OBJECT(pIt->data), "dialogid", &dialogId, nullptr);
+        if (dialogId == nWinId)
+        {
+            ret = GTK_WINDOW(pIt->data);
+            break;
+        }
+    }
+
+    return ret;
+}
+
+GtkWidget*
+gtv_application_window_get_parent(GtvApplicationWindow* window, guint nWinId)
+{
+    GtvApplicationWindowPrivate* priv = getPrivate(window);
+    GList* pIt = nullptr;
+    for (pIt = priv->m_pChildWindows; pIt != nullptr; pIt = pIt->next)
+    {
+        if (gtv_lok_dialog_is_parent_of(GTV_LOK_DIALOG(pIt->data), nWinId))
+            return GTK_WIDGET(pIt->data);
+    }
+    return nullptr;
+}
+
+GtvApplicationWindow*
+gtv_application_window_new(GtkApplication* app)
+{
+    g_return_val_if_fail(GTK_IS_APPLICATION(app), nullptr);
+
+    return GTV_APPLICATION_WINDOW(g_object_new(GTV_TYPE_APPLICATION_WINDOW,
+                                               "application", app,
+                                               "width-request", 1024,
+                                               "height-request", 768,
+                                               "title", "LibreOffice GtkTiledViewer",
+                                               "window-position", GTK_WIN_POS_CENTER,
+                                               "show-menubar", false,
+                                               nullptr));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */