richTextBoxBulletClass
设置和获取选中的样式为 1. 2. 3.
#region 数字序列 1. 2. 3. 4. 5. ... private bool bOrder = false; public bool SelectionOrderList { get { return ( (GetSelectionParaformat2wNumbering() == Paraformat2Numbering.ArabicNumbers) && (GetSelectionParaformat2wNumberingStyle() == Paraformat2NumberingStyle.Period) ); } set { bOrder = value; if (value == true) SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.ArabicNumbers); else RemoveSelectionParaFormat2(); } } #endregion
更多样式
//●●●● SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.Normal); //1 2 3 4 5 ... SetSelectionParaFormat2(Paraformat2NumberingStyle.Plain, Paraformat2Numbering.ArabicNumbers); //1. 2. 3. 4. 5. ... SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.ArabicNumbers); //1) 2) 3) 4) ... SetSelectionParaFormat2(Paraformat2NumberingStyle.RightParenthesis, Paraformat2Numbering.ArabicNumbers); //(1) (2) (3) (4) ... SetSelectionParaFormat2(Paraformat2NumberingStyle.DoubleParenthesis, Paraformat2Numbering.ArabicNumbers); ////////////////////////////////////////////////////////////////////////// //a b c d e SetSelectionParaFormat2(Paraformat2NumberingStyle.Plain, Paraformat2Numbering.LowerCaseLetter); //a. b. c. d. e. SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.LowerCaseLetter); //a) b) c) d) e) SetSelectionParaFormat2(Paraformat2NumberingStyle.RightParenthesis, Paraformat2Numbering.LowerCaseLetter); //(a) (b) (c) (d) (e) SetSelectionParaFormat2(Paraformat2NumberingStyle.DoubleParenthesis, Paraformat2Numbering.LowerCaseLetter); ////////////////////////////////////////////////////////////////////////// //A B C D E SetSelectionParaFormat2(Paraformat2NumberingStyle.Plain, Paraformat2Numbering.UpperCaseLetter); //A. B. C. D. E. SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.UpperCaseLetter); //A) B) C) D) E) SetSelectionParaFormat2(Paraformat2NumberingStyle.RightParenthesis, Paraformat2Numbering.UpperCaseLetter); //(A) (B) (C) (D) (E) SetSelectionParaFormat2(Paraformat2NumberingStyle.DoubleParenthesis, Paraformat2Numbering.UpperCaseLetter); ////////////////////////////////////////////////////////////////////////// //I II III IIII IV SetSelectionParaFormat2(Paraformat2NumberingStyle.Plain, Paraformat2Numbering.LowerCaseRoman); //I. II. III. IIII. IV. SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.LowerCaseRoman); //I) II) III) IIII) IV) SetSelectionParaFormat2(Paraformat2NumberingStyle.RightParenthesis, Paraformat2Numbering.LowerCaseRoman); //(I) (II) (III) (IIII) (IV) SetSelectionParaFormat2(Paraformat2NumberingStyle.DoubleParenthesis, Paraformat2Numbering.LowerCaseRoman); //////////////////////////////////////////////////////////////////////////
完整的类
using System; using System.Collections.Generic; using System.Text; using System.Windows.Forms; using System.Runtime.InteropServices; //2013-11-27 02:00:13 ////清除样式 //richTextBoxBulletClass r = new richTextBoxBulletClass(); //r.richTextBox = richTextBox1; //r.RemoveSelectionParaFormat2(); ////属性获得 //richTextBoxBulletClass r = new richTextBoxBulletClass(); //r.richTextBox = richTextBox1; //btn.Checked = r.SelectionOrderList; ////设置样式 //richTextBoxBulletClass r = new richTextBoxBulletClass(); //r.richTextBox = richTextBox1; //r.SelectionOrderList = !r.SelectionOrderList; namespace WindowsForms { class richTextBoxBulletClass { public RichTextBox richTextBox; public richTextBoxBulletClass() { richTextBox = new RichTextBox(); } #region PARAFORMAT2 [StructLayout(LayoutKind.Sequential)] private class PARAFORMAT2 { public int cbSize; public int dwMask; public short wNumbering; public short wReserved; public int dxStartIndent; public int dxRightIndent; public int dxOffset; public short wAlignment; public short cTabCount; [MarshalAs(UnmanagedType.ByValArray, SizeConst = 0x20)] public int[] rgxTabs; public int dySpaceBefore; // Vertical spacing before para public int dySpaceAfter; // Vertical spacing after para public int dyLineSpacing; // Line spacing depending on Rule public short sStyle; // Style handle public byte bLineSpacingRule; // Rule for line spacing (see tom.doc) public byte bOutlineLevel; // Outline Level public short wShadingWeight; // Shading in hundredths of a per cent public short wShadingStyle; // Byte 0: style, nib 2: cfpat, 3: cbpat public short wNumberingStart; // Starting value for numbering public short wNumberingStyle; // Alignment, Roman/Arabic, (), ), ., etc. public short wNumberingTab; // Space bet 1st indent and 1st-line text public short wBorderSpace; // Border-text spaces (nbl/bdr in pts) public short wBorderWidth; // Pen widths (nbl/bdr in half twips) public short wBorders; // Border styles (nibble/border) public PARAFORMAT2() { this.cbSize = Marshal.SizeOf(typeof(PARAFORMAT2)); } } #endregion #region PARAFORMAT MASK VALUES public const uint WM_USER = 0x0400; // RichEdit messages public const uint EM_GETPARAFORMAT = (WM_USER + 61); public const uint EM_SETPARAFORMAT = (WM_USER + 71); // PARAFORMAT mask values public const uint PFM_OFFSET = 0x00000004; public const uint PFM_NUMBERING = 0x00000020; // PARAFORMAT 2.0 masks and effects public const uint PFM_NUMBERINGSTYLE = 0x00002000;//设置项目编号的样式 public const uint PFM_NUMBERINGTAB = 0x00004000;//设置项目编号按下Tab键的信息 public const uint PFM_NUMBERINGSTART = 0x00008000;//设置项目编号的开始标识 //wNumbering //Options used for bulleted or numbered paragraphs. //To use this member, set the PFM_NUMBERING flag in the dwMask member. //This member can be one of the following values. public enum Paraformat2Numbering { zero = 0, Normal = 1, //No paragraph numbering or bullets. ArabicNumbers = 2, //Uses Arabic numbers (1, 2, 3, ...). LowerCaseLetter = 3, //Uses lowercase letters (a, b, c, ...). UpperCaseLetter = 4, //Uses uppercase letters (A, B, C, ...). LowerCaseRoman = 5, //Uses lowercase Roman numerals (i, ii, iii, ...). UpperCaseRoman = 6 //Uses uppercase Roman numerals (I, II, III, ...). } //wNumberingStyle //Numbering style used with numbered paragraphs. //Use this member in conjunction with the wNumbering member. //This member is included only for compatibility with TOM interfaces; //the rich edit control stores the value but rich edit versions earlier than 3.0 do not use it to display the text or bullets. //To use this member, set the PFM_NUMBERINGSTYLE flag in the dwMask member. //This member can be one of the following values. public enum Paraformat2NumberingStyle { RightParenthesis = 0x000,//Follows the number with a right parenthesis. DoubleParenthesis = 0x100,//Encloses the number in parentheses. Period = 0x200,//Follows the number with a period. Plain = 0x300,//Displays only the number. zero = 0x400//Continues a numbered list without applying the next number or bullet. } #endregion #region SetSelectionParaFormat2 [DllImport("user32.dll")] private static extern IntPtr SendMessage(IntPtr hWnd, uint msg, uint wParam, [In, Out, MarshalAs(UnmanagedType.LPStruct)] PARAFORMAT2 lParam); public void SetSelectionParaFormat2(Paraformat2NumberingStyle style, Paraformat2Numbering Number) { PARAFORMAT2 p = new PARAFORMAT2(); p.dwMask = (int)(PFM_NUMBERING | PFM_OFFSET | PFM_NUMBERINGSTART | PFM_NUMBERINGSTYLE | PFM_NUMBERINGTAB); p.wNumbering = (short)Number; //p.dxOffset = BulletIndent; p.wNumberingStyle = (short)style; p.wNumberingStart = 1; p.wNumberingTab = 500; SendMessage(richTextBox.Handle, EM_SETPARAFORMAT, 0, p); } #endregion //获得 wNumbering的返回值 public Paraformat2Numbering GetSelectionParaformat2wNumbering() { PARAFORMAT2 p = new PARAFORMAT2(); SendMessage(richTextBox.Handle, EM_GETPARAFORMAT, 0, p); return (Paraformat2Numbering)p.wNumbering; } //获得wNumberingStyleg的返回值 public Paraformat2NumberingStyle GetSelectionParaformat2wNumberingStyle() { PARAFORMAT2 p = new PARAFORMAT2(); SendMessage(richTextBox.Handle, EM_GETPARAFORMAT, 0, p); return (Paraformat2NumberingStyle)p.wNumberingStyle; } #region 更多样式... ... private void test() { //●●●● SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.Normal); //1 2 3 4 5 ... SetSelectionParaFormat2(Paraformat2NumberingStyle.Plain, Paraformat2Numbering.ArabicNumbers); //1. 2. 3. 4. 5. ... SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.ArabicNumbers); //1) 2) 3) 4) ... SetSelectionParaFormat2(Paraformat2NumberingStyle.RightParenthesis, Paraformat2Numbering.ArabicNumbers); //(1) (2) (3) (4) ... SetSelectionParaFormat2(Paraformat2NumberingStyle.DoubleParenthesis, Paraformat2Numbering.ArabicNumbers); ////////////////////////////////////////////////////////////////////////// //a b c d e SetSelectionParaFormat2(Paraformat2NumberingStyle.Plain, Paraformat2Numbering.LowerCaseLetter); //a. b. c. d. e. SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.LowerCaseLetter); //a) b) c) d) e) SetSelectionParaFormat2(Paraformat2NumberingStyle.RightParenthesis, Paraformat2Numbering.LowerCaseLetter); //(a) (b) (c) (d) (e) SetSelectionParaFormat2(Paraformat2NumberingStyle.DoubleParenthesis, Paraformat2Numbering.LowerCaseLetter); ////////////////////////////////////////////////////////////////////////// //A B C D E SetSelectionParaFormat2(Paraformat2NumberingStyle.Plain, Paraformat2Numbering.UpperCaseLetter); //A. B. C. D. E. SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.UpperCaseLetter); //A) B) C) D) E) SetSelectionParaFormat2(Paraformat2NumberingStyle.RightParenthesis, Paraformat2Numbering.UpperCaseLetter); //(A) (B) (C) (D) (E) SetSelectionParaFormat2(Paraformat2NumberingStyle.DoubleParenthesis, Paraformat2Numbering.UpperCaseLetter); ////////////////////////////////////////////////////////////////////////// //I II III IIII IV SetSelectionParaFormat2(Paraformat2NumberingStyle.Plain, Paraformat2Numbering.LowerCaseRoman); //I. II. III. IIII. IV. SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.LowerCaseRoman); //I) II) III) IIII) IV) SetSelectionParaFormat2(Paraformat2NumberingStyle.RightParenthesis, Paraformat2Numbering.LowerCaseRoman); //(I) (II) (III) (IIII) (IV) SetSelectionParaFormat2(Paraformat2NumberingStyle.DoubleParenthesis, Paraformat2Numbering.LowerCaseRoman); ////////////////////////////////////////////////////////////////////////// } #endregion //清除选中的样式 public void RemoveSelectionParaFormat2() { SetSelectionParaFormat2(0, 0); } #region 数字序列 1. 2. 3. 4. 5. ... private bool bOrder = false; public bool SelectionOrderList { get { return ( (GetSelectionParaformat2wNumbering() == Paraformat2Numbering.ArabicNumbers) && (GetSelectionParaformat2wNumberingStyle() == Paraformat2NumberingStyle.Period) ); } set { bOrder = value; if (value == true) SetSelectionParaFormat2(Paraformat2NumberingStyle.Period, Paraformat2Numbering.ArabicNumbers); else RemoveSelectionParaFormat2(); } } #endregion } }
使用
//清除样式 richTextBoxBulletClass r = new richTextBoxBulletClass(); r.richTextBox = richTextBox1; r.RemoveSelectionParaFormat2(); //属性获得 richTextBoxBulletClass r = new richTextBoxBulletClass(); r.richTextBox = richTextBox1; btn.Checked = r.SelectionOrderList; //设置样式 richTextBoxBulletClass r = new richTextBoxBulletClass(); r.richTextBox = richTextBox1; r.SelectionOrderList = !r.SelectionOrderList;
