public void ChangeWindow(Window newWindow)
{
if (_toplevel == null)
{
var errorMessage = "Couldn't change window. TopLevel view doesn't exist.";
_logger.Fatal(errorMessage);
throw new InvalidOperationException(errorMessage);
}
_toplevel.RemoveAll();
_toplevel.Add(newWindow);
_currentWindow = newWindow;
_toplevel.LayoutSubviews();
_toplevel.FocusFirst();
}
/// <summary>
/// This shows the selection UI. Each time it is run, it calls Application.Init to reset everything.
/// </summary>
/// <returns></returns>
private static Scenario GetScenarioToRun()
{
Application.UseSystemConsole = _useSystemConsole;
Application.Init();
Application.HeightAsBuffer = _heightAsBuffer;
Application.AlwaysSetPosition = _alwaysSetPosition;
// Set this here because not initialized until driver is loaded
_baseColorScheme = Colors.Base;
StringBuilder aboutMessage = new StringBuilder();
aboutMessage.AppendLine("UI Catalog is a comprehensive sample library for Terminal.Gui");
aboutMessage.AppendLine(@" _ ");
aboutMessage.AppendLine(@" __ _ _ _(_) ___ ___ ");
aboutMessage.AppendLine(@" / _` | | | | | / __/ __|");
aboutMessage.AppendLine(@"| (_| | |_| | || (__\__ \");
aboutMessage.AppendLine(@" \__, |\__,_|_(_)___|___/");
aboutMessage.AppendLine(@" |___/ ");
aboutMessage.AppendLine("");
aboutMessage.AppendLine($"Version: {typeof (UICatalogApp).Assembly.GetName ().Version}");
aboutMessage.AppendLine($"Using Terminal.Gui Version: {FileVersionInfo.GetVersionInfo (typeof (Terminal.Gui.Application).Assembly.Location).ProductVersion}");
aboutMessage.AppendLine("");
_menu = new MenuBar(new MenuBarItem [] {
new MenuBarItem("_File", new MenuItem [] {
new MenuItem("_Quit", "", () => Application.RequestStop(), null, null, Key.Q | Key.CtrlMask)
}),
new MenuBarItem("_Color Scheme", CreateColorSchemeMenuItems()),
new MenuBarItem("Diag_nostics", CreateDiagnosticMenuItems()),
new MenuBarItem("_Help", new MenuItem [] {
new MenuItem("_gui.cs API Overview", "", () => OpenUrl("https://migueldeicaza.github.io/gui.cs/articles/overview.html"), null, null, Key.F1),
new MenuItem("gui.cs _README", "", () => OpenUrl("https://github.com/migueldeicaza/gui.cs"), null, null, Key.F2),
new MenuItem("_About...", "About this app", () => MessageBox.Query("About UI Catalog", aboutMessage.ToString(), "_Ok"), null, null, Key.CtrlMask | Key.A),
})
});
_leftPane = new FrameView("Categories")
{
X = 0,
Y = 1, // for menu
Width = 25,
Height = Dim.Fill(1),
CanFocus = false,
Shortcut = Key.CtrlMask | Key.C
};
_leftPane.Title = $"{_leftPane.Title} ({_leftPane.ShortcutTag})";
_leftPane.ShortcutAction = () => _leftPane.SetFocus();
_categories = Scenario.GetAllCategories().OrderBy(c => c).ToList();
_categoryListView = new ListView(_categories)
{
X = 0,
Y = 0,
Width = Dim.Fill(0),
Height = Dim.Fill(0),
AllowsMarking = false,
CanFocus = true,
};
_categoryListView.OpenSelectedItem += (a) => {
_rightPane.SetFocus();
};
_categoryListView.SelectedItemChanged += CategoryListView_SelectedChanged;
_leftPane.Add(_categoryListView);
_rightPane = new FrameView("Scenarios")
{
X = 25,
Y = 1, // for menu
Width = Dim.Fill(),
Height = Dim.Fill(1),
CanFocus = true,
Shortcut = Key.CtrlMask | Key.S
};
_rightPane.Title = $"{_rightPane.Title} ({_rightPane.ShortcutTag})";
_rightPane.ShortcutAction = () => _rightPane.SetFocus();
_nameColumnWidth = Scenario.ScenarioMetadata.GetName(_scenarios.OrderByDescending(t => Scenario.ScenarioMetadata.GetName(t).Length).FirstOrDefault()).Length;
_scenarioListView = new ListView()
{
X = 0,
Y = 0,
Width = Dim.Fill(0),
Height = Dim.Fill(0),
AllowsMarking = false,
CanFocus = true,
};
_scenarioListView.OpenSelectedItem += _scenarioListView_OpenSelectedItem;
_rightPane.Add(_scenarioListView);
_categoryListView.SelectedItem = _categoryListViewItem;
_categoryListView.OnSelectedChanged();
_capslock = new StatusItem(Key.CharMask, "Caps", null);
_numlock = new StatusItem(Key.CharMask, "Num", null);
_scrolllock = new StatusItem(Key.CharMask, "Scroll", null);
_statusBar = new StatusBar()
{
Visible = true,
};
_statusBar.Items = new StatusItem [] {
_capslock,
_numlock,
_scrolllock,
new StatusItem(Key.Q | Key.CtrlMask, "~CTRL-Q~ Quit", () => {
if (_runningScenario is null)
{
// This causes GetScenarioToRun to return null
_runningScenario = null;
Application.RequestStop();
}
else
{
_runningScenario.RequestStop();
}
}),
new StatusItem(Key.F10, "~F10~ Hide/Show Status Bar", () => {
_statusBar.Visible = !_statusBar.Visible;
_leftPane.Height = Dim.Fill(_statusBar.Visible ? 1 : 0);
_rightPane.Height = Dim.Fill(_statusBar.Visible ? 1 : 0);
_top.LayoutSubviews();
_top.SetChildNeedsDisplay();
}),
new StatusItem(Key.CharMask, Application.Driver.GetType().Name, null),
};
public void Internal_Tests()
{
var top = new Toplevel();
var eventInvoked = "";
top.ChildUnloaded += (e) => eventInvoked = "ChildUnloaded";
top.OnChildUnloaded(top);
Assert.Equal("ChildUnloaded", eventInvoked);
top.ChildLoaded += (e) => eventInvoked = "ChildLoaded";
top.OnChildLoaded(top);
Assert.Equal("ChildLoaded", eventInvoked);
top.Closed += (e) => eventInvoked = "Closed";
top.OnClosed(top);
Assert.Equal("Closed", eventInvoked);
top.Closing += (e) => eventInvoked = "Closing";
top.OnClosing(new ToplevelClosingEventArgs(top));
Assert.Equal("Closing", eventInvoked);
top.AllChildClosed += () => eventInvoked = "AllChildClosed";
top.OnAllChildClosed();
Assert.Equal("AllChildClosed", eventInvoked);
top.ChildClosed += (e) => eventInvoked = "ChildClosed";
top.OnChildClosed(top);
Assert.Equal("ChildClosed", eventInvoked);
top.Deactivate += (e) => eventInvoked = "Deactivate";
top.OnDeactivate(top);
Assert.Equal("Deactivate", eventInvoked);
top.Activate += (e) => eventInvoked = "Activate";
top.OnActivate(top);
Assert.Equal("Activate", eventInvoked);
top.Loaded += () => eventInvoked = "Loaded";
top.OnLoaded();
Assert.Equal("Loaded", eventInvoked);
top.Ready += () => eventInvoked = "Ready";
top.OnReady();
Assert.Equal("Ready", eventInvoked);
top.Unloaded += () => eventInvoked = "Unloaded";
top.OnUnloaded();
Assert.Equal("Unloaded", eventInvoked);
top.AddMenuStatusBar(new MenuBar());
Assert.NotNull(top.MenuBar);
top.AddMenuStatusBar(new StatusBar());
Assert.NotNull(top.StatusBar);
top.RemoveMenuStatusBar(top.MenuBar);
Assert.Null(top.MenuBar);
top.RemoveMenuStatusBar(top.StatusBar);
Assert.Null(top.StatusBar);
Application.Begin(top);
Assert.Equal(top, Application.Top);
// top is Application.Top without menu and status bar.
var supView = top.EnsureVisibleBounds(top, 2, 2, out int nx, out int ny, out View mb, out View sb);
Assert.Equal(Application.Top, supView);
Assert.Equal(0, nx);
Assert.Equal(0, ny);
Assert.Null(mb);
Assert.Null(sb);
top.AddMenuStatusBar(new MenuBar());
Assert.NotNull(top.MenuBar);
// top is Application.Top with a menu and without status bar.
top.EnsureVisibleBounds(top, 2, 2, out nx, out ny, out mb, out sb);
Assert.Equal(0, nx);
Assert.Equal(1, ny);
Assert.NotNull(mb);
Assert.Null(sb);
top.AddMenuStatusBar(new StatusBar());
Assert.NotNull(top.StatusBar);
// top is Application.Top with a menu and status bar.
top.EnsureVisibleBounds(top, 2, 2, out nx, out ny, out mb, out sb);
Assert.Equal(0, nx);
Assert.Equal(1, ny);
Assert.NotNull(mb);
Assert.NotNull(sb);
top.RemoveMenuStatusBar(top.MenuBar);
Assert.Null(top.MenuBar);
// top is Application.Top without a menu and with a status bar.
top.EnsureVisibleBounds(top, 2, 2, out nx, out ny, out mb, out sb);
Assert.Equal(0, nx);
Assert.Equal(0, ny);
Assert.Null(mb);
Assert.NotNull(sb);
top.RemoveMenuStatusBar(top.StatusBar);
Assert.Null(top.StatusBar);
Assert.Null(top.MenuBar);
var win = new Window()
{
Width = Dim.Fill(), Height = Dim.Fill()
};
top.Add(win);
top.LayoutSubviews();
// The SuperView is always the same regardless of the caller.
supView = top.EnsureVisibleBounds(win, 0, 0, out nx, out ny, out mb, out sb);
Assert.Equal(Application.Top, supView);
supView = win.EnsureVisibleBounds(win, 0, 0, out nx, out ny, out mb, out sb);
Assert.Equal(Application.Top, supView);
// top is Application.Top without menu and status bar.
top.EnsureVisibleBounds(win, 0, 0, out nx, out ny, out mb, out sb);
Assert.Equal(0, nx);
Assert.Equal(0, ny);
Assert.Null(mb);
Assert.Null(sb);
top.AddMenuStatusBar(new MenuBar());
Assert.NotNull(top.MenuBar);
// top is Application.Top with a menu and without status bar.
top.EnsureVisibleBounds(win, 2, 2, out nx, out ny, out mb, out sb);
Assert.Equal(0, nx);
Assert.Equal(1, ny);
Assert.NotNull(mb);
Assert.Null(sb);
top.AddMenuStatusBar(new StatusBar());
Assert.NotNull(top.StatusBar);
// top is Application.Top with a menu and status bar.
top.EnsureVisibleBounds(win, 30, 20, out nx, out ny, out mb, out sb);
Assert.Equal(0, nx);
Assert.Equal(1, ny);
Assert.NotNull(mb);
Assert.NotNull(sb);
top.RemoveMenuStatusBar(top.MenuBar);
top.RemoveMenuStatusBar(top.StatusBar);
Assert.Null(top.StatusBar);
Assert.Null(top.MenuBar);
top.Remove(win);
win = new Window()
{
Width = 60, Height = 15
};
top.Add(win);
// top is Application.Top without menu and status bar.
top.EnsureVisibleBounds(win, 0, 0, out nx, out ny, out mb, out sb);
Assert.Equal(0, nx);
Assert.Equal(0, ny);
Assert.Null(mb);
Assert.Null(sb);
top.AddMenuStatusBar(new MenuBar());
Assert.NotNull(top.MenuBar);
// top is Application.Top with a menu and without status bar.
top.EnsureVisibleBounds(win, 2, 2, out nx, out ny, out mb, out sb);
Assert.Equal(2, nx);
Assert.Equal(2, ny);
Assert.NotNull(mb);
Assert.Null(sb);
top.AddMenuStatusBar(new StatusBar());
Assert.NotNull(top.StatusBar);
// top is Application.Top with a menu and status bar.
top.EnsureVisibleBounds(win, 30, 20, out nx, out ny, out mb, out sb);
Assert.Equal(20, nx); // 20+60=80
Assert.Equal(9, ny); // 9+15+1(mb)=25
Assert.NotNull(mb);
Assert.NotNull(sb);
top.PositionToplevels();
Assert.Equal(new Rect(0, 1, 60, 15), win.Frame);
Assert.Null(Toplevel.dragPosition);
win.MouseEvent(new MouseEvent()
{
X = 6, Y = 0, Flags = MouseFlags.Button1Pressed
});
Assert.Equal(new Point(6, 0), Toplevel.dragPosition);
win.MouseEvent(new MouseEvent()
{
X = 6, Y = 0, Flags = MouseFlags.Button1Released
});
Assert.Null(Toplevel.dragPosition);
win.CanFocus = false;
win.MouseEvent(new MouseEvent()
{
X = 6, Y = 0, Flags = MouseFlags.Button1Pressed
});
Assert.Null(Toplevel.dragPosition);
}