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using System;
using System.Collections.Generic;
using System.Text;
using System.ComponentModel;
using System.Drawing;
namespace ScintillaNet
{
[TypeConverterAttribute(typeof(System.ComponentModel.ExpandableObjectConverter))]
public class Folding : ScintillaHelperBase
{
internal Folding(Scintilla scintilla) : base(scintilla)
{
IsEnabled = true;
UseCompactFolding = false;
MarkerScheme = FoldMarkerScheme.BoxPlusMinus;
}
internal bool ShouldSerialize()
{
return ShouldSerializeFlags() ||
ShouldSerializeIsEnabled() ||
ShouldSerializeMarkerScheme() ||
ShouldSerializeUseCompactFolding();
}
#region IsEnabled
public bool IsEnabled
{
get
{
return Scintilla.Lexing.GetProperty("fold") == "1";
}
set
{
string s;
if (value)
s = "1";
else
s = "0";
Scintilla.Lexing.SetProperty("fold", s);
}
}
private bool ShouldSerializeIsEnabled()
{
return !IsEnabled;
}
private void ResetIsEnabled()
{
IsEnabled = true;
}
#endregion
#region Flags
private FoldFlag _flags;
[Editor(typeof(ScintillaNet.Design.FlagEnumUIEditor), typeof(System.Drawing.Design.UITypeEditor)), Category("Appearance")]
public FoldFlag Flags
{
get
{
return _flags;
}
set
{
_flags = value;
NativeScintilla.SetFoldFlags((int)value);
}
}
private bool ShouldSerializeFlags()
{
return (int)Flags != 0;
}
private void ResetFlags()
{
Flags = (FoldFlag)0;
}
#endregion
#region UseCompactFolding
public bool UseCompactFolding
{
get
{
return Scintilla.Lexing.GetProperty("fold.compact") == "1";
}
set
{
string val = "0";
if (value)
val = "1";
Scintilla.Lexing.SetProperty("fold.compact", val);
}
}
private bool ShouldSerializeUseCompactFolding()
{
return UseCompactFolding;
}
private void ResetUseCompactFolding()
{
UseCompactFolding = false;
}
#endregion
private FoldMarkerScheme _markerScheme;
#region MarkerScheme
public FoldMarkerScheme MarkerScheme
{
get
{
return _markerScheme;
}
set
{
_markerScheme = value;
if (value == FoldMarkerScheme.Custom)
return;
MarkerCollection mc = Scintilla.Markers;
mc.Folder.SetBackColorInternal(Color.Gray);
mc.FolderEnd.SetBackColorInternal(Color.Gray);
mc.FolderOpen.SetBackColorInternal(Color.Gray);
mc.FolderOpenMid.SetBackColorInternal(Color.Gray);
mc.FolderOpenMidTail.SetBackColorInternal(Color.Gray);
mc.FolderSub.SetBackColorInternal(Color.Gray);
mc.FolderTail.SetBackColorInternal(Color.Gray);
mc.Folder.SetForeColorInternal(Color.White);
mc.FolderEnd.SetForeColorInternal(Color.White);
mc.FolderOpen.SetForeColorInternal(Color.White);
mc.FolderOpenMid.SetForeColorInternal(Color.White);
mc.FolderOpenMidTail.SetForeColorInternal(Color.White);
mc.FolderSub.SetForeColorInternal(Color.White);
mc.FolderTail.SetForeColorInternal(Color.White);
switch (value)
{
case FoldMarkerScheme.Arrow:
mc.Folder.SetSymbolInternal(MarkerSymbol.Arrow);
mc.FolderEnd.SetSymbolInternal(MarkerSymbol.Empty);
mc.FolderOpen.SetSymbolInternal(MarkerSymbol.ArrowDown);
mc.FolderOpenMid.SetSymbolInternal(MarkerSymbol.Empty);
mc.FolderOpenMidTail.SetSymbolInternal(MarkerSymbol.Empty);
mc.FolderSub.SetSymbolInternal(MarkerSymbol.Empty);
mc.FolderTail.SetSymbolInternal(MarkerSymbol.Empty);
break;
case FoldMarkerScheme.BoxPlusMinus:
mc.Folder.SetSymbolInternal(MarkerSymbol.BoxPlus);
mc.FolderEnd.SetSymbolInternal(MarkerSymbol.BoxPlusConnected);
mc.FolderOpen.SetSymbolInternal(MarkerSymbol.BoxMinus);
mc.FolderOpenMid.SetSymbolInternal(MarkerSymbol.BoxMinusConnected);
mc.FolderOpenMidTail.SetSymbolInternal(MarkerSymbol.LCorner);
mc.FolderSub.SetSymbolInternal(MarkerSymbol.VLine);
mc.FolderTail.SetSymbolInternal(MarkerSymbol.LCorner);
break;
case FoldMarkerScheme.CirclePlusMinus:
mc.Folder.SetSymbolInternal(MarkerSymbol.CirclePlus);
mc.FolderEnd.SetSymbolInternal(MarkerSymbol.CirclePlusConnected);
mc.FolderOpen.SetSymbolInternal(MarkerSymbol.CircleMinus);
mc.FolderOpenMid.SetSymbolInternal(MarkerSymbol.CircleMinusConnected);
mc.FolderOpenMidTail.SetSymbolInternal(MarkerSymbol.LCornerCurve);
mc.FolderSub.SetSymbolInternal(MarkerSymbol.VLine);
mc.FolderTail.SetSymbolInternal(MarkerSymbol.LCornerCurve);
break;
case FoldMarkerScheme.PlusMinus:
mc.Folder.SetSymbolInternal(MarkerSymbol.Plus);
mc.FolderEnd.SetSymbolInternal(MarkerSymbol.Empty);
mc.FolderOpen.SetSymbolInternal(MarkerSymbol.Minus);
mc.FolderOpenMid.SetSymbolInternal(MarkerSymbol.Empty);
mc.FolderOpenMidTail.SetSymbolInternal(MarkerSymbol.Empty);
mc.FolderSub.SetSymbolInternal(MarkerSymbol.Empty);
mc.FolderTail.SetSymbolInternal(MarkerSymbol.Empty);
break;
}
}
}
private bool ShouldSerializeMarkerScheme()
{
return _markerScheme != FoldMarkerScheme.BoxPlusMinus;
}
private void ResetMarkerScheme()
{
MarkerScheme = FoldMarkerScheme.BoxPlusMinus;
}
#endregion
}
}
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