Imported Upstream version 4.2.0.179

Former-commit-id: 4610231f55806d2a05ed69e5ff3faa7336cc1479

mcs/class/System.Windows.Forms/System.Windows.Forms.RTF/Style.cs

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+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+// Copyright (c) 2005 Novell, Inc. (http://www.novell.com)
+//
+// Authors:
+//	Peter Bartok	(pbartok@novell.com)
+//
+//
+
+// COMPLETE
+
+namespace System.Windows.Forms.RTF {
+
+#if RTF_LIB
+	public
+#else
+	internal
+#endif
+	class Style {
+		#region Local Variables
+		public const int	NoStyleNum = 222;
+		public const int	NormalStyleNum = 0;
+
+		private string		name;
+		private StyleType	type;
+		private bool		additive;
+		private int		num;
+		private int		based_on;
+		private int		next_par;
+		private bool		expanding;
+		private StyleElement	elements;
+		private Style		next;
+		#endregion Local Variables
+
+		#region Constructors
+		public Style(RTF rtf) {
+			num = -1;
+			type = StyleType.Paragraph;
+			based_on = NoStyleNum;
+			next_par = -1;
+
+			lock (rtf) {
+				if (rtf.Styles == null) {
+					rtf.Styles = this;
+				} else {
+					Style s = rtf.Styles;
+					while (s.next != null)
+						s = s.next;
+					s.next = this;
+				}
+			}
+		}
+		#endregion	// Constructors
+
+		#region Properties
+		public string Name {
+			get {
+				return name;
+			}
+
+			set {
+				name = value;
+			}
+		}
+
+		public StyleType Type {
+			get {
+				return type;
+			}
+
+			set {
+				type = value;
+			}
+		}
+
+		public bool Additive {
+			get {
+				return additive;
+			}
+
+			set {
+				additive = value;
+			}
+		}
+
+		public int BasedOn {
+			get {
+				return based_on;
+			}
+
+			set {
+				based_on = value;
+			}
+		}
+
+		public StyleElement Elements {
+			get {
+				return elements;
+			}
+
+			set {
+				elements = value;
+			}
+		}
+
+		public bool Expanding {
+			get {
+				return expanding;
+			}
+
+			set {
+				expanding = value;
+			}
+		}
+
+		public int NextPar {
+			get {
+				return next_par;
+			}
+
+			set {
+				next_par = value;
+			}
+		}
+
+		public int Num {
+			get {
+				return num;
+			}
+
+			set {
+				num = value;
+			}
+		}
+		#endregion	// Properties
+
+		#region Methods
+		public void Expand(RTF rtf) {
+			StyleElement	se;
+
+			if (num == -1) {
+				return;
+			}
+
+			if (expanding) {
+				throw new Exception("Recursive style expansion");
+			}
+			expanding = true;
+
+			if (num != based_on) {
+				rtf.SetToken(TokenClass.Control, Major.ParAttr, Minor.StyleNum, based_on, "\\s");
+				rtf.RouteToken();
+			}
+
+			se = elements;
+			while (se != null) {
+				rtf.TokenClass = se.TokenClass;
+				rtf.Major = se.Major;
+				rtf.Minor = se.Minor;
+				rtf.Param = se.Param;
+				rtf.Text = se.Text;
+				rtf.RouteToken();
+			}
+
+			expanding = false;
+		}
+
+		static public Style GetStyle(RTF rtf, int style_number) {
+			Style s;
+
+			lock (rtf) {
+				s = GetStyle(rtf.Styles, style_number);
+			}
+			return s;
+		}
+
+		static public Style GetStyle(Style start, int style_number) {
+			Style	s;
+
+			if (style_number == -1) {
+				return start;
+			}
+
+			s = start;
+
+			while ((s != null) && (s.num != style_number)) {
+				s = s.next;
+			}
+			return s;
+		}
+		#endregion	// Methods
+	}
+}