The following code snippets demonstrate the code used for formatting functions:
Foreground Color
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rtb.Selection.Foreground = new SolidColorBrush(Colors.Red);
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Highlight (background) color
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rtb.Selection.InlineBackground = new SolidColorBrush(Colors.Yellow);
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Toggle Bold
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if (rtb.Selection.FontWeight != null && rtb.Selection.FontWeight.Value.Weight == FontWeights.Bold.Weight) { rtb.Selection.FontWeight = FontWeights.Normal; } else { rtb.Selection.FontWeight = FontWeights.Bold; } |
Toggle Italic
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if (rtb.Selection.FontStyle != null && rtb.Selection.FontStyle == FontStyle.Italic) { rtb.Selection.FontStyle = FontStyle.Normal; } else { rtb.Selection.FontStyle = FontStyle.Italic; } |
Toggle Underline
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var range = rtb.Selection; var collection = new C1TextDecorationCollection(); if (range.TextDecorations == null) { collection.Add(C1TextDecorations.Underline[0]); } else if (!range.TextDecorations.Contains(C1TextDecorations.Underline[0])) { foreach (var decoration in range.TextDecorations) collection.Add(decoration); collection.Add(C1TextDecorations.Underline[0]); } else { foreach (var decoration in range.TextDecorations) collection.Add(decoration); collection.Remove(C1TextDecorations.Underline[0]); if (collection.Count == 0) collection = null; } range.TextDecorations = collection; |
Clear Formatting
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rtb.Selection.InlineBackground = null; rtb.Selection.Foreground = rtb.Foreground; rtb.Selection.FontWeight = FontWeights.Normal; rtb.Selection.FontStyle = FontStyle.Normal; rtb.Selection.TextDecorations = null; |