예제 #1
0
        static void UpdateTreeStyle(Cairo.Color newBgColor)
        {
            string oddRowColor, bgColor;

            bgColor = CairoExtensions.ColorGetHex(newBgColor);
            if (bgColor == currentBgColor)
            {
                return;
            }

            if (IdeApp.Preferences.UserInterfaceTheme == Ide.Theme.Light)
            {
                oddRowColor = CairoExtensions.ColorGetHex(newBgColor.AddLight(-0.02));
            }
            else
            {
                oddRowColor = CairoExtensions.ColorGetHex(newBgColor.AddLight(-0.02));
            }

            string rc = "style \"" + innerTreeName + "\" = \"treeview\" {\n";

            rc += string.Format("GtkTreeView::odd-row-color = \"{0}\"\n", oddRowColor);
            rc += string.Format("base[NORMAL] = \"{0}\"\n", bgColor);
            rc += "\n}\n";
            rc += string.Format("widget \"*.{0}\" style \"{0}\" ", innerTreeName);

            Rc.ParseString(rc);
            currentBgColor = bgColor;
        }
예제 #2
0
 static DockNotebook()
 {
     Rc.ParseString("style \"gdl-dock-notebook-default\" {\n" +
                    "xthickness = 2\n" +
                    "ythickness = 2\n" +
                    "}\n" +
                    "widget_class \"*.GtkNotebook.Gdl_DockItem\" " +
                    "style : gtk \"gdl-dock-notebook-default\"\n");
 }
예제 #3
0
 static DockItem()
 {
     Rc.ParseString("style \"gdl-dock-item-default\" {\n" +
                    "xthickness = 0\n" +
                    "ythickness = 0\n" +
                    "}\n" +
                    "class \"Gdl_DockItem\" " +
                    "style : gtk \"gdl-dock-item-default\"\n");
 }
        static void UpdateStyles()
        {
            var bgColorHex = Styles.ColorGetHex(Styles.NewProjectDialog.ProjectConfigurationRightHandBackgroundColor);

            string rcstyle = "style \"projectFolderPreviewWidget\"\r\n{\r\n" +
                             "    base[NORMAL] = \"" + bgColorHex + "\"\r\n" +
                             "    GtkTreeView::even-row-color = \"" + bgColorHex + "\"\r\n" +
                             "}\r\n";

            rcstyle += "widget \"*projectFolderPreviewWidget*\" style \"projectFolderPreviewWidget\"\r\n";

            Rc.ParseString(rcstyle);
        }
예제 #5
0
 private static void SetupTheme(string themeName)
 {
     try
     {
         Rc.ParseString("gtk-theme-name = Default");
         string path;
         if (string.IsNullOrEmpty(themeName))
         {
             path = "theme_clearlooks";
         }
         else
         {
             path = themeName;
         }
         string path2;
         if (Platform.IsWindows)
         {
             path2 = "gtkrc.win32";
         }
         else
         {
             path2 = "gtkrc.mac";
         }
         string baseDirectory = AppDomain.CurrentDomain.BaseDirectory;
         string text          = Path.Combine(baseDirectory, path);
         text = Path.Combine(text, path2);
         bool flag = true;
         if (flag)
         {
             Environment.SetEnvironmentVariable("GTK2_RC_FILES", text);
         }
         else
         {
             Environment.SetEnvironmentVariable("GTK2_RC_FILES", "D:\\Repository\\CocoStudio-2.0\\CocoStudioMono\\CocoStudio.Core\\theme_clearlooks\\gtkrc.win32");
             text = "D:\\Repository\\CocoStudio-2.0\\CocoStudioMono\\CocoStudio.Core\\theme_clearlooks\\gtkrc.win32";
         }
         using (FileStream fileStream = new FileStream(text, FileMode.Open, FileAccess.Read))
         {
             using (TextReader textReader = new StreamReader(fileStream))
             {
                 string rc_string = textReader.ReadToEnd();
                 Rc.ParseString(rc_string);
             }
         }
     }
     catch (Exception exception)
     {
         LogConfig.Logger.Error("Read theme file failed,", exception);
     }
 }
예제 #6
0
        /// <summary>Populate the tree view.</summary>
        private void PopulateTreeView()
        {
            var types = new Type[table.Columns.Count];

            columns = new List <TreeViewColumn>();
            cells   = new List <CellRendererText>();

            // Clear all columns from tree.
            while (tree.Columns.Length > 0)
            {
                tree.RemoveColumn(tree.Columns[0]);
            }

            // initialise column headers
            for (int i = 0; i < table.Columns.Count; i++)
            {
                types[i] = typeof(string);
                var cell = new CellRendererText();
                cells.Add(cell);
                columns.Add(new TreeViewColumn {
                    Title = table.Columns[i].ColumnName, Resizable = true, Sizing = TreeViewColumnSizing.GrowOnly
                });
                columns[i].PackStart(cells[i], false);
                columns[i].AddAttribute(cells[i], "text", i);
                columns[i].AddNotification("width", OnColumnWidthChange);
                columns[i].SetCellDataFunc(cell, OnFormatColumn);
                tree.AppendColumn(columns[i]);
            }

            var store = new ListStore(types);

            tree.Model          = store;
            tree.Selection.Mode = SelectionMode.Multiple;
            tree.RubberBanding  = true;
            tree.CanFocus       = true;
            tree.RulesHint      = true;
            string style = "style \"custom-treestyle\"{ GtkTreeView::odd-row-color = \"#ECF2FD\" GtkTreeView::even-row-color = \"#FFFFFF\" GtkTreeView::allow-rules = 1 } widget \"*custom_treeview*\" style \"custom-treestyle\"";

            tree.Name = "custom_treeview";
            Rc.ParseString(style);

            // Populate with rows.
            store.Clear();
            foreach (DataRow row in table.Rows)
            {
                store.AppendValues(row.ItemArray);
            }
        }
예제 #7
0
        /// <summary>
        /// Sets the Gtk theme based on the user's previous choice.
        /// </summary>
        public void RefreshTheme()
        {
            if (Utility.Configuration.Settings.DarkTheme)
            {
                using (Stream rcStream = Assembly.GetExecutingAssembly().GetManifestResourceStream("ApsimNG.Resources.dark.gtkrc"))
                {
                    using (StreamReader darkTheme = new StreamReader(rcStream))
                        Rc.ParseString(darkTheme.ReadToEnd());
                }

                // Remove black colour from colour pallete.
                Color black = Color.FromArgb(0, 0, 0);
                ColourUtilities.Colours = ColourUtilities.Colours.Where(c => c != black).ToArray();
            }
            else
            {
                Rc.Parse(Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), ".gtkrc"));
            }
        }
예제 #8
0
        static void UpdateStyles()
        {
            var categoriesBackgroundColorHex   = Styles.ColorGetHex(Styles.NewProjectDialog.CategoriesBackgroundColor);
            var templateListBackgroundColorHex = Styles.ColorGetHex(Styles.NewProjectDialog.TemplateListBackgroundColor);

            string rcstyle = "style \"templateCategoriesTreeView\"\r\n{\r\n" +
                             "    base[NORMAL] = \"" + categoriesBackgroundColorHex + "\"\r\n" +
                             "    GtkTreeView::even-row-color = \"" + categoriesBackgroundColorHex + "\"\r\n" +
                             "}\r\n";

            rcstyle += "style \"templatesTreeView\"\r\n{\r\n" +
                       "    base[NORMAL] = \"" + templateListBackgroundColorHex + "\"\r\n" +
                       "    GtkTreeView::even-row-color = \"" + templateListBackgroundColorHex + "\"" +
                       "\r\n}";

            rcstyle += "widget \"*templateCategoriesTreeView*\" style \"templateCategoriesTreeView\"\r\n";
            rcstyle += "widget \"*templatesTreeView*\" style \"templatesTreeView\"\r\n";

            Rc.ParseString(rcstyle);
        }
예제 #9
0
        /// <summary>
        /// Constructor. Initialises the jobs TreeView and the controls associated with it.
        /// </summary>
        /// <param name="owner"></param>
        public CloudJobDisplayView(ViewBase owner) : base(owner)
        {
            store = new ListStore(typeof(string), typeof(string), typeof(string), typeof(string), typeof(string), typeof(string), typeof(string), typeof(string), typeof(string));

            Type[] types = new Type[columnTitles.Length];
            tree = new Gtk.TreeView()
            {
                CanFocus = true, RubberBanding = true, Name = "custom_treeview"
            };
            tree.Selection.Mode = SelectionMode.Multiple;

            for (int i = 0; i < columnTitles.Length; i++)
            {
                types[i] = typeof(string);
                TreeViewColumn col = new TreeViewColumn
                {
                    Title        = columnTitles[i],
                    SortColumnId = i,
                    Resizable    = true,
                    Sizing       = TreeViewColumnSizing.GrowOnly
                };
                CellRendererText cell = new CellRendererText();
                col.PackStart(cell, false);
                col.AddAttribute(cell, "text", i);
                tree.AppendColumn(col);
            }
            store = new ListStore(types);

            // this filter holds the model (data) and is used to filter jobs based on whether
            // they were submitted by the user
            filterOwner = new TreeModelFilter(store, null)
            {
                VisibleFunc = FilterOwnerFunc
            };
            filterOwner.Refilter();

            // the filter then goes into this TreeModelSort, which is used to sort results when
            // the user clicks on a column header
            sort = new TreeModelSort(filterOwner)
            {
                DefaultSortFunc = (model, a, b) => SortData(model, a, b, Array.IndexOf(columnTitles, "Start Time"))
            };
            for (int i = 0; i < columnTitles.Length; i++)
            {
                int count = i;
                sort.SetSortFunc(i, (model, a, b) => SortData(model, a, b, count));
            }


            // change the colour of every other row - makes it easier to read
            string style = "style \"custom-treestyle\"{ GtkTreeView::odd-row-color = \"#ECF2FD\" GtkTreeView::even-row-color = \"#FFFFFF\" GtkTreeView::allow-rules = 1 } widget \"*custom_treeview*\" style \"custom-treestyle\"";

            //tree.CanFocus = true;
            tree.RulesHint = true;
            Rc.ParseString(style);


            // the tree holds the sorted, filtered data
            tree.Model = sort;

            // the tree goes into this ScrolledWindow, allowing users to scroll down
            // to view more jobs
            ScrolledWindow scroll = new ScrolledWindow();

            scroll.Add(tree);
            // never allow horizontal scrolling, and only allow vertical scrolling when needed
            scroll.HscrollbarPolicy = PolicyType.Automatic;
            scroll.VscrollbarPolicy = PolicyType.Automatic;

            // the scrolled window goes into this frame to distinguish the job view
            // from the controls beside it
            Frame treeContainer = new Frame("Cloud Jobs");

            treeContainer.Add(scroll);

            chkFilterOwner = new CheckButton("Display my jobs only");
            // display the user's jobs only by default
            myJobsOnly              = true;
            chkFilterOwner.Active   = true;
            chkFilterOwner.Toggled += ApplyFilter;
            chkFilterOwner.Yalign   = 0;

            downloadProgress    = new ProgressBar(new Adjustment(0, 0, 1, 0.01, 0.01, 1));
            lblDownloadProgress = new Label("Downloading: ");

            downloadProgressContainer = new HBox();
            downloadProgressContainer.PackStart(lblDownloadProgress, false, false, 0);
            downloadProgressContainer.PackStart(downloadProgress, false, false, 0);

            loadingProgress = new ProgressBar(new Adjustment(0, 0, 100, 0.01, 0.01, 100));
            loadingProgress.Adjustment.Lower = 0;
            loadingProgress.Adjustment.Upper = 100;



            lblDownloadStatus        = new Label("");
            lblDownloadStatus.Xalign = 0;

            btnChangeDownloadDir          = new Button("Change Download Directory");
            btnChangeDownloadDir.Clicked += BtnChangeDownloadDir_Click;

            tblButtonContainer = new Table(1, 1, false);
            tblButtonContainer.Attach(btnChangeDownloadDir, 0, 1, 0, 1, AttachOptions.Shrink, AttachOptions.Shrink, 0, 0);

            btnDownload          = new Button("Download");
            btnDownload.Clicked += BtnDownload_Click;
            HBox downloadButtonContainer = new HBox();

            downloadButtonContainer.PackStart(btnDownload, false, true, 0);

            btnDelete          = new Button("Delete Job(s)");
            btnDelete.Clicked += BtnDelete_Click;
            HBox deleteButtonContainer = new HBox();

            deleteButtonContainer.PackStart(btnDelete, false, true, 0);

            btnStop          = new Button("Stop Job(s)");
            btnStop.Clicked += BtnStop_Click;
            HBox stopButtonContainer = new HBox();

            stopButtonContainer.PackStart(btnStop, false, true, 0);

            btnSetup          = new Button("Credentials");
            btnSetup.Clicked += BtnSetup_Click;
            HBox setupButtonContainer = new HBox();

            setupButtonContainer.PackStart(btnSetup, false, true, 0);

            progress = new HBox();
            progress.PackStart(new Label("Loading Jobs: "), false, false, 0);
            progress.PackStart(loadingProgress, false, false, 0);

            vboxDownloadStatuses = new VBox();

            controlsContainer = new VBox();
            controlsContainer.PackStart(chkFilterOwner, false, false, 0);
            controlsContainer.PackStart(downloadButtonContainer, false, false, 0);
            controlsContainer.PackStart(stopButtonContainer, false, false, 0);
            controlsContainer.PackStart(deleteButtonContainer, false, false, 0);
            controlsContainer.PackStart(setupButtonContainer, false, false, 0);
            controlsContainer.PackEnd(tblButtonContainer, false, false, 0);

            hboxPrimary = new HBox();
            hboxPrimary.PackStart(treeContainer, true, true, 0);
            hboxPrimary.PackStart(controlsContainer, false, true, 0);


            vboxPrimary = new VBox();
            vboxPrimary.PackStart(hboxPrimary);
            vboxPrimary.PackStart(lblDownloadStatus, false, false, 0);
            vboxPrimary.PackEnd(progress, false, false, 0);
            vboxPrimary.PackEnd(downloadProgressContainer, false, false, 0);

            mainWidget = vboxPrimary;
            vboxPrimary.ShowAll();

            downloadProgressContainer.HideAll();
            HideLoadingProgressBar();
        }
예제 #10
0
        /// <summary>
        /// Initialises and populates the TreeView.
        /// </summary>
        /// <param name="columnNames">The names of the columns.</param>
        /// <param name="simulations">List of simulations. Each simulation is a tuple comprised of the simulation name, the list of factor levels, and an enabled/disabled flag.</param>
        public void Initialise(List <string> columnNames)
        {
            Type[] types = new Type[columnNames.Count];
            tree = new Gtk.TreeView();
            tree.ButtonPressEvent += TreeClicked;
            columns = new List <TreeViewColumn>();
            cells   = new List <CellRendererText>();

            // initialise column headers
            for (int i = 0; i < columnNames.Count; i++)
            {
                types[i] = typeof(string);
                cells.Add(new CellRendererText());
                columns.Add(new TreeViewColumn {
                    Title = columnNames[i], Resizable = true, Sizing = TreeViewColumnSizing.GrowOnly
                });
                columns[i].PackStart(cells[i], false);
                columns[i].AddAttribute(cells[i], "text", i);
                columns[i].AddNotification("width", ColWidthChange);
                tree.AppendColumn(columns[i]);
            }

            store               = new ListStore(types);
            tree.Model          = store;
            tree.Selection.Mode = SelectionMode.Multiple;
            tree.RubberBanding  = true;
            tree.CanFocus       = true;
            tree.RulesHint      = true;
            string style = "style \"custom-treestyle\"{ GtkTreeView::odd-row-color = \"#ECF2FD\" GtkTreeView::even-row-color = \"#FFFFFF\" GtkTreeView::allow-rules = 1 } widget \"*custom_treeview*\" style \"custom-treestyle\"";

            tree.Name = "custom_treeview";
            Rc.ParseString(style);

            enableButton          = new Button("Enable");
            enableButton.Clicked += EnableSims;
            HBox enableButtonContainer = new HBox();

            enableButtonContainer.PackStart(enableButton, true, true, 0);

            disableButton          = new Button("Disable");
            disableButton.Clicked += DisableSims;
            HBox disableButtonContainer = new HBox();

            disableButtonContainer.PackStart(disableButton, true, true, 0);

            exportButton          = new Button("Generate CSV");
            exportButton.Clicked += OnExportToCsv;
            HBox csvExportButtonContainer = new HBox();

            csvExportButtonContainer.PackStart(exportButton, true, true, 0);

            importButton          = new Button("Import factor information from CSV file");
            importButton.Clicked += OnImportCsv;
            HBox csvImportButtonCOntainer = new HBox();

            csvImportButtonCOntainer.PackStart(importButton, true, true, 0);

            maxSimsInput                 = new Entry(Presenters.ExperimentPresenter.DefaultMaxSims.ToString());
            changeMaxSimsButton          = new Button("Apply");
            changeMaxSimsButton.Clicked += BtnMaxSims_Click;

            HBox maxSimsContainer = new HBox();

            maxSimsContainer.PackStart(maxSimsInput, true, true, 0);
            maxSimsContainer.PackStart(changeMaxSimsButton, false, false, 0);

            numSimsLabel = new Label {
                Xalign = 0f
            };

            VBox controlsContainer = new VBox();

            controlsContainer.PackStart(new Label("Max number of simulations to display:"), false, false, 0);
            controlsContainer.PackStart(maxSimsContainer, false, false, 0);
            controlsContainer.PackStart(new Label(""), false, false, 0);
            controlsContainer.PackStart(enableButtonContainer, false, false, 0);
            controlsContainer.PackStart(disableButtonContainer, false, false, 0);
            controlsContainer.PackStart(csvExportButtonContainer, false, false, 0);
            controlsContainer.PackStart(csvImportButtonCOntainer, false, false, 0);
            controlsContainer.PackEnd(numSimsLabel, false, false, 0);

            ScrolledWindow sw = new ScrolledWindow();

            sw.Add(tree);
            sw.HscrollbarPolicy = PolicyType.Automatic;
            sw.VscrollbarPolicy = PolicyType.Automatic;

            AccelGroup agr = new AccelGroup();

            maxSimsInput.AddAccelerator("activate", agr, new AccelKey(Gdk.Key.Return, Gdk.ModifierType.ControlMask, AccelFlags.Visible));
            maxSimsInput.Activated += BtnMaxSims_Click;
            Application.Invoke(delegate
            {
                primaryContainer.PackStart(sw, true, true, 0);
                primaryContainer.PackStart(controlsContainer, false, false, 0);

                primaryContainer.ShowAll();
            });

            contextMenu           = new Menu();
            run                   = new MenuItem("Run");
            run.ButtonPressEvent += OnRunSim;
            contextMenu.Add(run);
        }
예제 #11
0
        /// <summary>
        /// Initialises and populates the TreeView.
        /// </summary>
        /// <param name="columnNames">The names of the columns.</param>
        /// <param name="simulations">List of simulations. Each simulation is a tuple comprised of the simulation name, the list of factor levels, and an enabled/disabled flag.</param>
        public void Initialise(List <string> columnNames)
        {
            //primaryContainer = new HBox();
            //_mainWidget = primaryContainer;

            Type[] types = new Type[columnNames.Count];
            tree = new TreeView();
            tree.ButtonPressEvent += TreeClicked;
            columns = new List <TreeViewColumn>();
            cells   = new List <CellRendererText>();

            // initialise column headers
            for (int i = 0; i < columnNames.Count; i++)
            {
                types[i] = typeof(string);
                cells.Add(new CellRendererText());
                columns.Add(new TreeViewColumn {
                    Title = columnNames[i], Resizable = true, Sizing = TreeViewColumnSizing.GrowOnly
                });
                columns[i].PackStart(cells[i], false);
                columns[i].AddAttribute(cells[i], "text", i);
                columns[i].AddNotification("width", ColWidthChange);
                tree.AppendColumn(columns[i]);
            }

            store               = new ListStore(types);
            tree.Model          = store;
            tree.Selection.Mode = SelectionMode.Multiple;
            tree.RubberBanding  = true;
            tree.CanFocus       = true;
            tree.RulesHint      = true;
            string style = "style \"custom-treestyle\"{ GtkTreeView::odd-row-color = \"#ECF2FD\" GtkTreeView::even-row-color = \"#FFFFFF\" GtkTreeView::allow-rules = 1 } widget \"*custom_treeview*\" style \"custom-treestyle\"";

            tree.Name = "custom_treeview";
            Rc.ParseString(style);

            btnEnable          = new Button("Enable");
            btnEnable.Clicked += (sender, e) => { BtnToggle(true); };
            HBox enableButtonContainer = new HBox();

            enableButtonContainer.PackStart(btnEnable, true, true, 0);

            btnDisable          = new Button("Disable");
            btnDisable.Clicked += (sender, e) => { BtnToggle(false); };
            HBox disableButtonContainer = new HBox();

            disableButtonContainer.PackStart(btnDisable, true, true, 0);

            btnExportCsv          = new Button("Generate CSV");
            btnExportCsv.Clicked += (sender, e) => { Presenter.GenerateCsv(AskUserForFileName("Export to CSV", "CSV file | .csv", Gtk.FileChooserAction.Save, (string)ApsimNG.Properties.Settings.Default["OutputDir"])); };
            HBox csvExportButtonContainer = new HBox();

            csvExportButtonContainer.PackStart(btnExportCsv, true, true, 0);

            btnImportCsv          = new Button("Import factor information from CSV file");
            btnImportCsv.Clicked += (sender, e) => { Presenter.ImportCsv(AskUserForFileName("Choose a .csv file", "CSV file | *.csv")); };
            HBox csvImportButtonCOntainer = new HBox();

            csvImportButtonCOntainer.PackStart(btnImportCsv, true, true, 0);

            btnSobol           = new Button("Sobol Analysis");
            btnSobol.Clicked  += (sender, e) => { Presenter.Sobol(); };
            btnSobol.Sensitive = false;

            btnMorris           = new Button("Morris method analysis");
            btnMorris.Clicked  += (sender, e) => { Presenter.Morris(); };
            btnMorris.Sensitive = false;

            VBox sensitivityContainer = new VBox();

            sensitivityContainer.PackStart(btnSobol, false, false, 0);
            sensitivityContainer.PackStart(btnMorris, false, false, 0);

            Frame analysis = new Frame("Sensitivity Analysis");

            analysis.Add(sensitivityContainer);

            entryMaxSims        = new Entry(Presenters.FactorControlPresenter.DEFAULT_MAX_SIMS.ToString());
            btnMaxSims          = new Button("Apply");
            btnMaxSims.Clicked += BtnMaxSims_Click;

            HBox maxSimsContainer = new HBox();

            maxSimsContainer.PackStart(entryMaxSims, true, true, 0);
            maxSimsContainer.PackStart(btnMaxSims, false, false, 0);

            lblNumSims = new Label {
                Xalign = 0f
            };

            VBox controlsContainer = new VBox();

            controlsContainer.PackStart(new Label("Max number of simulations to display:"), false, false, 0);
            controlsContainer.PackStart(maxSimsContainer, false, false, 0);
            controlsContainer.PackStart(new Label(""), false, false, 0);
            controlsContainer.PackStart(enableButtonContainer, false, false, 0);
            controlsContainer.PackStart(disableButtonContainer, false, false, 0);
            controlsContainer.PackStart(csvExportButtonContainer, false, false, 0);
            controlsContainer.PackStart(csvImportButtonCOntainer, false, false, 0);
            controlsContainer.PackStart(new Label(""), false, false, 0);
            controlsContainer.PackStart(analysis, false, false, 0);
            controlsContainer.PackEnd(lblNumSims, false, false, 0);

            //(((Presenter.explorerPresenter.GetView().MainWidget as VBox).Children[1] as HPaned).Child2 as ScrolledWindow).HscrollbarPolicy = PolicyType.Always;
            ScrolledWindow sw = new ScrolledWindow();

            sw.Add(tree);
            sw.HscrollbarPolicy = PolicyType.Automatic;
            sw.VscrollbarPolicy = PolicyType.Automatic;
            //Frame test = new Frame("Factor Control");
            //test.Add(sw);

            AccelGroup agr = new AccelGroup();

            entryMaxSims.AddAccelerator("activate", agr, new AccelKey(Gdk.Key.Return, Gdk.ModifierType.ControlMask, AccelFlags.Visible));
            entryMaxSims.Activated += BtnMaxSims_Click;
            Application.Invoke(delegate
            {
                primaryContainer.PackStart(sw, true, true, 0);
                primaryContainer.PackStart(controlsContainer, false, false, 0);

                primaryContainer.ShowAll();
            });

            contextMenu           = new Menu();
            run                   = new MenuItem("Run this simulation");
            run.ButtonPressEvent += RunSim;
            contextMenu.Add(run);
        }
 protected override bool OnEnterNotifyEvent(Gdk.EventCrossing evnt)
 {
     Rc.ParseString("class \"*<GtkMenuItem>.GtkCheckButton\" style \"theme-menu-item\"");
     return(base.OnEnterNotifyEvent(evnt));
 }