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Added unicode symbols option to UICatalog

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tznind
2020-12-30 19:20:43 +00:00
parent dc761b2338
commit aef698ac1f
2 changed files with 9 additions and 4 deletions
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10
Terminal.Gui/Views/TreeView.cs
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@@ -3,6 +3,7 @@
using System;
using System.Collections.Generic;
using System.Linq;
using NStack;
namespace Terminal.Gui {
@@ -892,13 +893,13 @@ namespace Terminal.Gui {
string lineBody = tree.AspectGetter(Model);
// How much space is left after prefix and expansion symbol?
var remainingWidth = availableWidth - (prefix.Length + 1 );
var remainingWidth = availableWidth - (prefix.Sum(Rune.ColumnWidth) + Rune.ColumnWidth(expansion) );
// If body of line is too long
if(lineBody.Length > remainingWidth)
if(lineBody.Sum(l=>Rune.ColumnWidth(l)) > remainingWidth)
{
// remaining space is zero and truncate the line
lineBody = lineBody.Substring(0,remainingWidth);
lineBody = new string(lineBody.TakeWhile(c=>(remainingWidth -= Rune.ColumnWidth(c)) > 0).ToArray());
remainingWidth = 0;
}
else{
@@ -909,8 +910,9 @@ namespace Terminal.Gui {
tree.Move(0,y);
foreach(Rune r in prefix)
foreach(Rune r in prefix){
driver.AddRune(r);
}
// pick color for expanded symbol
if(tree.Style.ColorExpandSymbol || tree.Style.InvertExpandSymbolColors)