UI catalog (gui-cs#387)

* key down/up support * line endings? * line endings * KeyDown/Up support * line endings * line endings * Revert "Drop NuGet restore" This reverts commit 5c7a0d0. * Revert "Revert "Drop NuGet restore"" This reverts commit 2dc5fce. * updated demo * defined styles * Smarter StatusBar bottom tracking. * Prepping for gui-cs#376 * Oops. * Fixed StatusBar 'snap to bottom' * line endings * Revert "Fixed StatusBar 'snap to bottom'" This reverts commit 9a91c95. * started UICatalog project * Initial working POC. * Fix newlines * merge * textalignment demo tweaks * textalignment demo tweaks * Unicode Menu Scenario * not sure why this keeps changing * re-added project to .sln file * re-enabled status bar * moved scenarios to dir * building a dim and pos demo * terminal.sln * progress...barely * fixed exit * progress with some underlying fixes to Label * added readme * fixes build issue * launch * made default colors readable on Windows * major UI Catalog upgrade * added more demos and updated readme * refactored and added more tests * added ref to Issue gui-cs#437 * added OnKeyUp support to Curses and Net drivers * more tweaks - grab PR gui-cs#438 first * Added a OpenSelectedItem event to the ListView gui-cs#429 * updates * moved KeyUpHandler out of special ESC stuff * more tweaks & improvements * testing top window bug * supported OpenSelectedItem * lots of updates * fixed regression, fixed gui-cs#444 * better button scenario * tweaks * add Ready event to Toplevel * dotfx .gitignroe * ready for ready * updated colors based on feedback; consolodated config code * tweaked readme * readme * Added Editor demonstrating TextView * Added Editor demonstrating TextView * added hexeditor scenario Co-authored-by: Miguel de Icaza <miguel@gnome.org> Co-authored-by: BDisp <bd.bdisp@gmail.com>
BDisp · May 22, 2020 · 5d345b5 · 5d345b5
1 parent fa91e58
commit 5d345b5
Showing 1 changed file with 82 additions and 0 deletions.
diff --git a/UICatalog/Scenarios/DimAndPosLayout.cs b/UICatalog/Scenarios/DimAndPosLayout.cs
@@ -0,0 +1,82 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Terminal.Gui;
+
+namespace UICatalog {
+	/// <summary>
+	/// This Scenario demonstrates how to use Termina.gui's Dim and Pos Layout System. 
+	/// [x] - Using Dim.Fill to fill a window
+	/// [x] - Using Dim.Fill and Dim.Pos to automatically align controls based on an initial control
+	/// [ ] - ...
+	/// </summary>
+	[ScenarioMetadata (Name: "DimAndPosLayout", Description: "Demonstrates using the Dim and Pos Layout System")]
+	[ScenarioCategory ("Layout")]
+	class DimAndPosLayout : Scenario {
+
+		public override void Setup ()
+		{
+			Top.LayoutStyle = LayoutStyle.Computed;
+			// Demonstrate using Dim to create a ruler that always measures the top-level window's width
+			// BUGBUG: Dim.Fill returns too big a value sometimes.
+			//const string rule = "|123456789";
+			//var labelRuler = new Label ("ruler") {
+			//	X = 0,
+			//	Y = 0,
+			//	Width = Dim.Fill (1),  // BUGBUG: I don't think this should be needed; DimFill() should respect container's frame. X does.
+			//	ColorScheme = Colors.Error
+			//};
+
+			//Application.OnResized += () => {
+			//	labelRuler.Text = rule.Repeat ((int)Math.Ceiling((double)(labelRuler.Bounds.Width) / (double)rule.Length))[0..(labelRuler.Bounds.Width)];
+			//};
+
+			//win.Add (labelRuler);
+
+			// Demonstrate using Dim to create a window that fills the parent with a margin
+			int margin = 20;
+			var subWin = new Window ($"Sub Windoww with {margin} character margin") {
+				X = margin,
+				Y = 2,
+				Width = Dim.Fill (margin),
+				Height = Dim.Fill ()
+			};
+			Win.Add (subWin);
+
+			int i = 1;
+			string txt = "Hello world, how are you doing today";
+			var labelList = new List<Label> ();
+			labelList.Add (new Label ($"Label:"));
+			labelList.Add (new Label ($"{i++}-{txt}") { TextAlignment = Terminal.Gui.TextAlignment.Left, Width = Dim.Fill (1), X = 0, Y = Pos.Bottom (labelList.LastOrDefault ()) + 1, ColorScheme = Colors.Dialog });
+			labelList.Add (new Label ($"{i++}-{txt}") { TextAlignment = Terminal.Gui.TextAlignment.Right, Width = Dim.Fill (1), X = 0, Y = Pos.Bottom (labelList.LastOrDefault ()) + 1, ColorScheme = Colors.Dialog });
+			labelList.Add (new Label ($"{i++}-{txt}") { TextAlignment = Terminal.Gui.TextAlignment.Centered, Width = Dim.Fill (1), X = 0, Y = Pos.Bottom (labelList.LastOrDefault ()) + 1, ColorScheme = Colors.Dialog });
+			labelList.Add (new Label ($"{i++}-{txt}") { TextAlignment = Terminal.Gui.TextAlignment.Justified, Width = Dim.Fill (1), X = 0, Y = Pos.Bottom (labelList.LastOrDefault ()) + 1, ColorScheme = Colors.Dialog });
+
+			subWin.Add (labelList.ToArray ());
+			//subWin.LayoutSubviews ();
+		}
+
+		public override void Run ()
+		{
+			base.Run ();
+		}
+	}
+
+	public static class StringExtensions {
+		public static string Repeat (this string instr, int n)
+		{
+			if (n <= 0) {
+				return null;
+			}
+
+			if (string.IsNullOrEmpty (instr) || n == 1) {
+				return instr;
+			}
+
+			return new StringBuilder (instr.Length * n)
+				.Insert (0, instr, n)
+				.ToString ();
+		}
+	}
+}