Fixes SelectedStart, SelectedText and some cleaning.

2026-01-01 16:59:35 +01:00 · 2022-01-14 01:12:47 +00:00
parent 32db62044e
commit 3baf993b63
2 changed files with 491 additions and 150 deletions
--- a/UnitTests/TextFieldTests.cs
+++ b/UnitTests/TextFieldTests.cs
@@ -886,5 +886,208 @@ namespace Terminal.Gui.Views {
 			Assert.False (fv.CanFocus);
 			Assert.False (fv.HasFocus);
 		}
+
+		[Fact]
+		[AutoInitShutdown]
+		public void KeyBindings_Command ()
+		{
+			var tf = new TextField ("This is a test.") { Width = 20 };
+			Assert.Equal (15, tf.Text.Length);
+			Assert.Equal (15, tf.CursorPosition);
+			Assert.False (tf.ReadOnly);
+
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.DeleteChar, new KeyModifiers ())));
+			Assert.Equal ("This is a test.", tf.Text);
+			tf.CursorPosition = 0;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.DeleteChar, new KeyModifiers ())));
+			Assert.Equal ("his is a test.", tf.Text);
+			tf.ReadOnly = true;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.D | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("his is a test.", tf.Text);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Delete, new KeyModifiers ())));
+			Assert.Equal ("his is a test.", tf.Text);
+			tf.ReadOnly = false;
+			tf.CursorPosition = 1;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			tf.CursorPosition = 5;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Home | Key.ShiftMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("is is", tf.SelectedText);
+			tf.CursorPosition = 5;
+			tf.SelectedStart = -1;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Home | Key.ShiftMask | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("is is", tf.SelectedText);
+			tf.CursorPosition = 5;
+			tf.SelectedStart = -1;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.A | Key.ShiftMask | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("is is", tf.SelectedText);
+			tf.CursorPosition = 5;
+			tf.SelectedStart = -1;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.End | Key.ShiftMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (" a test.", tf.SelectedText);
+			tf.CursorPosition = 5;
+			tf.SelectedStart = -1;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.End | Key.ShiftMask | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (" a test.", tf.SelectedText);
+			tf.CursorPosition = 5;
+			tf.SelectedStart = -1;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.E | Key.ShiftMask | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (" a test.", tf.SelectedText);
+			tf.CursorPosition = 5;
+			tf.SelectedStart = -1;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Home, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (0, tf.CursorPosition);
+			tf.CursorPosition = 5;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Home | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (0, tf.CursorPosition);
+			tf.CursorPosition = 5;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.A | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (0, tf.CursorPosition);
+			tf.CursorPosition = 5;
+			tf.SelectedStart = -1;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorLeft | Key.ShiftMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("s", tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorUp | Key.ShiftMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("is", tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorRight | Key.ShiftMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("s", tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorDown | Key.ShiftMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Null (tf.SelectedText);
+			tf.CursorPosition = 7;
+			tf.SelectedStart = -1;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorLeft | Key.ShiftMask | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("a", tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorUp | Key.ShiftMask | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("is a", tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent ((Key)((int)'B' + Key.ShiftMask | Key.AltMask), new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("is is a", tf.SelectedText);
+			tf.CursorPosition = 3;
+			tf.SelectedStart = -1;
+			Assert.Null (tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorRight | Key.ShiftMask | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("is ", tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorDown | Key.ShiftMask | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("is a ", tf.SelectedText);
+			Assert.True (tf.ProcessKey (new KeyEvent ((Key)((int)'F' + Key.ShiftMask | Key.AltMask), new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal ("is a test.", tf.SelectedText);
+			Assert.Equal (13, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Null (tf.SelectedText);
+			Assert.Equal (12, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (11, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.End, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (13, tf.CursorPosition);
+			tf.CursorPosition = 0;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (13, tf.CursorPosition);
+			tf.CursorPosition = 0;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.E | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (13, tf.CursorPosition);
+			tf.CursorPosition = 0;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (1, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.F | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.Equal (2, tf.CursorPosition);
+			tf.CursorPosition = 9;
+			tf.ReadOnly = true;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.K | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			tf.ReadOnly = false;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.K | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal ("est.", Clipboard.Contents);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Backspace | Key.AltMask, new KeyModifiers ())));
+			Assert.Equal ("is is a test.", tf.Text);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorLeft | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal (8, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorUp | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal (6, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent ((Key)((int)'B' + Key.AltMask), new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal (3, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorRight | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal (6, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.CursorDown | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal (8, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent ((Key)((int)'F' + Key.AltMask), new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal (9, tf.CursorPosition);
+			Assert.True (tf.Used);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.InsertChar, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal (9, tf.CursorPosition);
+			Assert.False (tf.Used);
+			tf.SelectedStart = 3;
+			tf.CursorPosition = 7;
+			Assert.Equal ("is a", tf.SelectedText);
+			Assert.Equal ("est.", Clipboard.Contents);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal ("is a", Clipboard.Contents);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.X | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is  t", tf.Text);
+			Assert.Equal ("is a", Clipboard.Contents);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.V | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("is is a t", tf.Text);
+			Assert.Equal ("is a", Clipboard.Contents);
+			Assert.Equal (7, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.K | Key.AltMask, new KeyModifiers ())));
+			Assert.Equal (" t", tf.Text);
+			Assert.Equal ("is is a", Clipboard.Contents);
+			tf.Text = "TAB to jump between text fields.";
+			Assert.Equal (0, tf.CursorPosition);
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("to jump between text fields.", tf.Text);
+			tf.CursorPosition = tf.Text.Length;
+			Assert.True (tf.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask, new KeyModifiers ())));
+			Assert.Equal ("to jump between text ", tf.Text);
+		}
 	}
-}
+}