43 lines
1.2 KiB
C#
43 lines
1.2 KiB
C#
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using ICSharpCode.AvalonEdit.Document;
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using ICSharpCode.AvalonEdit.Folding;
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namespace ISMSTcpCmdWpfAppDemo
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{
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public class JsonFoldingStrategy
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{
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public void UpdateFoldings(FoldingManager manager, TextDocument document)
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{
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var foldings = new List<NewFolding>();
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var text = document.Text;
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Stack<int> startOffsets = new Stack<int>();
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for (int i = 0; i < text.Length; i++)
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{
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char c = text[i];
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if (c == '{' || c == '[')
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{
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startOffsets.Push(i);
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}
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else if (c == '}' || c == ']')
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{
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if (startOffsets.Count > 0)
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{
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int start = startOffsets.Pop();
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foldings.Add(new NewFolding(start, i + 1));
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}
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}
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}
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// 按 StartOffset 升序排序并去重
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var sortedFoldings = foldings
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.GroupBy(f => f.StartOffset)
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.Select(g => g.First())
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.OrderBy(f => f.StartOffset)
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.ToList();
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manager.UpdateFoldings(sortedFoldings, document.TextLength);
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}
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}
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}
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