diff --git a/src/apps/haiku-depot/textview/TextStyle.cpp b/src/apps/haiku-depot/textview/TextStyle.cpp
index 04bd9da5bd..a96ccb10fe 100644
--- a/src/apps/haiku-depot/textview/TextStyle.cpp
+++ b/src/apps/haiku-depot/textview/TextStyle.cpp
@@ -6,6 +6,28 @@
 #include "TextStyle.h"
 
 
+TextStyle::TextStyle()
+	:
+	font(),
+
+	ascent(0.0f),
+	descent(0.0f),
+	width(-1.0f),
+	glyphSpacing(0.0f),
+
+	fgColor((rgb_color){ 0, 0, 0, 255 }),
+	bgColor((rgb_color){ 255, 255, 255, 255 }),
+
+	strikeOut(false),
+	strikeOutColor((rgb_color){ 0, 0, 0, 255 }),
+
+	underline(false),
+	underlineStyle(0),
+	underlineColor((rgb_color){ 0, 0, 0, 255 })
+{
+}
+
+
 TextStyle::TextStyle(const BFont& font, float ascent, float descent,
 		float width, float glyphSpacing, rgb_color fgColor, rgb_color bgColor,
 		bool strikeOut, rgb_color strikeOutColor, bool underline,
@@ -29,3 +51,47 @@ TextStyle::TextStyle(const BFont& font, float ascent, float descent,
 	underlineColor(underlineColor)
 {
 }
+
+
+TextStyle::TextStyle(const TextStyle& other)
+	:
+	font(other.font),
+
+	ascent(other.ascent),
+	descent(other.descent),
+	width(other.width),
+	glyphSpacing(other.glyphSpacing),
+
+	fgColor(other.fgColor),
+	bgColor(other.bgColor),
+
+	strikeOut(other.strikeOut),
+	strikeOutColor(other.strikeOutColor),
+
+	underline(other.underline),
+	underlineStyle(other.underlineStyle),
+	underlineColor(other.underlineColor)
+{
+}
+
+
+bool
+TextStyle::operator==(const TextStyle& other) const
+{
+	return font == other.font
+
+		&& ascent == other.ascent
+		&& descent == other.descent
+		&& width == other.width
+		&& glyphSpacing == other.glyphSpacing
+
+		&& fgColor == other.fgColor
+		&& bgColor == other.bgColor
+		
+		&& strikeOut == other.strikeOut
+		&& strikeOutColor == other.strikeOutColor
+		
+		&& underline == other.underline
+		&& underlineStyle == other.underlineStyle
+		&& underlineColor == other.underlineColor;
+}
diff --git a/src/apps/haiku-depot/textview/TextStyle.h b/src/apps/haiku-depot/textview/TextStyle.h
index 3a359c210c..5f6643e2ed 100644
--- a/src/apps/haiku-depot/textview/TextStyle.h
+++ b/src/apps/haiku-depot/textview/TextStyle.h
@@ -12,12 +12,17 @@
 
 class TextStyle : public BReferenceable {
 public:
+	TextStyle();
 	TextStyle(const BFont& font, float ascent, float descent, float width,
 		float glyphSpacing,
 		rgb_color fgColor, rgb_color bgColor, bool strikeOut,
 		rgb_color strikeOutColor, bool underline,
 		uint32 underlineStyle, rgb_color underlineColor);
 
+	TextStyle(const TextStyle& other);
+
+	bool operator==(const TextStyle& other) const;
+
 public:
 	BFont					font;