标签:des style class blog code java
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Drawing; using System.Drawing.Drawing2D; using System.Windows.Forms; using System.ComponentModel; namespace ControlExs.ControlExs.TextBoxEx { public class QCTextBox : TextBox { #region Field private QQControlState _state = QQControlState.Normal; private Font _defaultFont = new Font("微软雅黑", 9); //当Text属性为空时编辑框内出现的提示文本 private string _emptyTextTip; private Color _emptyTextTipColor = Color.DarkGray; #endregion #region Constructor public QCTextBox() { SetStyles(); this.Font = _defaultFont; //this.AutoSize = true; this.BorderStyle = BorderStyle.None; } #endregion #region Properites [Description("当Text属性为空时编辑框内出现的提示文本")] public String EmptyTextTip { get { return _emptyTextTip; } set { if (_emptyTextTip != value) { _emptyTextTip = value; base.Invalidate(); } } } [Description("获取或设置EmptyTextTip的颜色")] public Color EmptyTextTipColor { get { return _emptyTextTipColor; } set { if (_emptyTextTipColor != value) { _emptyTextTipColor = value; base.Invalidate(); } } } private int _radius = 12; [Description("获取或设置圆角弧度")] public int Radius { get { return _radius; } set { _radius = value; this.Invalidate(); } } [Description("获取或设置是否可自定义改变大小")] public bool CustomAutoSize { get { return this.AutoSize; } set { this.AutoSize = value; } } #endregion #region Override protected override void OnMouseEnter(EventArgs e) { _state = QQControlState.Highlight; base.OnMouseEnter(e); } protected override void OnMouseLeave(EventArgs e) { if (_state == QQControlState.Highlight && Focused) { _state = QQControlState.Focus; } else if (_state == QQControlState.Focus) { _state = QQControlState.Focus; } else { _state = QQControlState.Normal; } base.OnMouseLeave(e); } protected override void OnMouseDown(MouseEventArgs mevent) { if (mevent.Button == MouseButtons.Left) { _state = QQControlState.Highlight; } base.OnMouseDown(mevent); } protected override void OnMouseUp(MouseEventArgs mevent) { if (mevent.Button == MouseButtons.Left) { if (ClientRectangle.Contains(mevent.Location)) { _state = QQControlState.Highlight; } else { _state = QQControlState.Focus; } } base.OnMouseUp(mevent); } protected override void OnLostFocus(EventArgs e) { _state = QQControlState.Normal; base.OnLostFocus(e); } protected override void OnEnabledChanged(EventArgs e) { if (Enabled) { _state = QQControlState.Normal; } else { _state = QQControlState.Disabled; } base.OnEnabledChanged(e); } protected override void WndProc(ref Message m) {//TextBox是由系统进程绘制,重载OnPaint方法将不起作用 base.WndProc(ref m); if (m.Msg == Win32.WM_PAINT || m.Msg == Win32.WM_CTLCOLOREDIT) { WmPaint(ref m); } } protected override void Dispose(bool disposing) { if (disposing) { if (_defaultFont != null) { _defaultFont.Dispose(); } } _defaultFont = null; base.Dispose(disposing); } #endregion #region Private private void SetStyles() { // TextBox由系统绘制,不能设置 ControlStyles.UserPaint样式 SetStyle(ControlStyles.AllPaintingInWmPaint, true); SetStyle(ControlStyles.OptimizedDoubleBuffer, true); SetStyle(ControlStyles.ResizeRedraw, true); SetStyle(ControlStyles.SupportsTransparentBackColor, true); UpdateStyles(); } private void WmPaint(ref Message m) { Graphics g = Graphics.FromHwnd(base.Handle); //g.SmoothingMode = SmoothingMode.AntiAlias; //去掉 TextBox 四个角 g.InterpolationMode = InterpolationMode.HighQualityBicubic; g.SmoothingMode = SmoothingMode.AntiAlias; SetWindowRegion(this.Width, this.Height); if (!Enabled) { _state = QQControlState.Disabled; } switch (_state) { case QQControlState.Normal: DrawNormalTextBox(g); break; case QQControlState.Highlight: DrawHighLightTextBox(g); break; case QQControlState.Focus: DrawFocusTextBox(g); break; case QQControlState.Disabled: DrawDisabledTextBox(g); break; default: break; } if (Text.Length == 0 && !string.IsNullOrEmpty(EmptyTextTip) && !Focused) { TextRenderer.DrawText(g, EmptyTextTip, Font, ClientRectangle, EmptyTextTipColor, GetTextFormatFlags(TextAlign, RightToLeft == RightToLeft.Yes)); } } private void DrawNormalTextBox(Graphics g) { using (Pen borderPen = new Pen(Color.LightGray)) { //g.DrawRectangle(borderPen, new Rectangle(ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1)); g.DrawPath(borderPen, DrawHelper.DrawRoundRect(ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1, _radius)); } } private void DrawHighLightTextBox(Graphics g) { using (Pen highLightPen = new Pen(ColorTable.QQHighLightColor)) { //Rectangle drawRect = new Rectangle(ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1); //g.DrawRectangle(highLightPen, drawRect); g.DrawPath(highLightPen, DrawHelper.DrawRoundRect(ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1, _radius)); //InnerRect //drawRect.Inflate(-1, -1); //highLightPen.Color = ColorTable.QQHighLightInnerColor; //g.DrawRectangle(highLightPen, drawRect); g.DrawPath(new Pen(ColorTable.QQHighLightInnerColor), DrawHelper.DrawRoundRect(ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1, _radius)); } } private void DrawFocusTextBox(Graphics g) { using (Pen focusedBorderPen = new Pen(ColorTable.QQHighLightInnerColor)) { //g.DrawRectangle(focusedBorderPen,new Rectangle(ClientRectangle.X,ClientRectangle.Y,ClientRectangle.Width - 1, ClientRectangle.Height - 1)); g.DrawPath(focusedBorderPen, DrawHelper.DrawRoundRect(ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1, _radius)); } } private void DrawDownTextBox(Graphics g) { using (Pen focusedBorderPen = new Pen(ColorTable.QQHighLightInnerColor)) { //g.DrawRectangle(focusedBorderPen,new Rectangle(ClientRectangle.X,ClientRectangle.Y,ClientRectangle.Width - 1, ClientRectangle.Height - 1)); g.DrawPath(focusedBorderPen, DrawHelper.DrawRoundRect(ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1, _radius)); } } private void DrawDisabledTextBox(Graphics g) { using (Pen disabledPen = new Pen(SystemColors.ControlDark)) { //g.DrawRectangle(disabledPen,new Rectangle( ClientRectangle.X,ClientRectangle.Y, ClientRectangle.Width - 1,ClientRectangle.Height - 1)); g.DrawPath(disabledPen, DrawHelper.DrawRoundRect(ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1, _radius)); } } private static TextFormatFlags GetTextFormatFlags(HorizontalAlignment alignment, bool rightToleft) { TextFormatFlags flags = TextFormatFlags.WordBreak | TextFormatFlags.SingleLine; if (rightToleft) { flags |= TextFormatFlags.RightToLeft | TextFormatFlags.Right; } switch (alignment) { case HorizontalAlignment.Center: flags |= TextFormatFlags.VerticalCenter | TextFormatFlags.HorizontalCenter; break; case HorizontalAlignment.Left: flags |= TextFormatFlags.VerticalCenter | TextFormatFlags.Left; break; case HorizontalAlignment.Right: flags |= TextFormatFlags.VerticalCenter | TextFormatFlags.Right; break; } return flags; } #endregion public void SetWindowRegion(int width, int height) { System.Drawing.Drawing2D.GraphicsPath FormPath = new System.Drawing.Drawing2D.GraphicsPath(); Rectangle rect = new Rectangle(0, 0, width, height); FormPath = GetRoundedRectPath(rect, _radius); this.Region = new Region(FormPath); } private GraphicsPath GetRoundedRectPath(Rectangle rect, int radius) { int diameter = radius; Rectangle arcRect = new Rectangle(rect.Location, new Size(diameter, diameter)); GraphicsPath path = new GraphicsPath(); // 左上角 path.AddArc(arcRect, 180, 90); // 右上角 arcRect.X = rect.Right - diameter; path.AddArc(arcRect, 270, 90); // 右下角 arcRect.Y = rect.Bottom - diameter; path.AddArc(arcRect, 0, 90); // 左下角 arcRect.X = rect.Left; path.AddArc(arcRect, 90, 90); path.CloseFigure(); return path; } } }
public enum QQControlState { /// <summary> /// 正常状态 /// </summary> Normal = 0, /// <summary> /// /鼠标进入 /// </summary> Highlight = 1, /// <summary> /// 鼠标按下 /// </summary> Down = 2, /// <summary> /// 获得焦点 /// </summary> Focus = 3, /// <summary> /// 控件禁止 /// </summary> Disabled = 4 }
/// <summary> /// 实现仿QQ效果控件内部使用颜色表 /// </summary> internal class ColorTable { public static Color QQBorderColor = Color.LightBlue; //LightBlue = Color.FromArgb(173, 216, 230) public static Color QQHighLightColor =RenderHelper.GetColor(QQBorderColor,255,-63,-11,23); //Color.FromArgb(110, 205, 253) public static Color QQHighLightInnerColor = RenderHelper.GetColor(QQBorderColor, 255, -100, -44, 1); //Color.FromArgb(73, 172, 231); }
internal class DrawHelper { public static GraphicsPath DrawRoundRect(int x, int y, int width, int height, int radius) { GraphicsPath gp = new GraphicsPath(); gp.AddArc(x, y, radius, radius, 180, 90); gp.AddArc(width - radius, y, radius, radius, 270, 90); gp.AddArc(width - radius, height - radius, radius, radius, 0, 90); gp.AddArc(x, height - radius, radius, radius, 90, 90); gp.CloseAllFigures(); return gp; } /// <summary> /// 绘制圆角矩形 /// </summary> /// <param name="rect">矩形</param> /// <param name="radius">弯曲程度(0-10),越大越弯曲</param> /// <returns></returns> public static GraphicsPath DrawRoundRect(Rectangle rect, int radius) { int x = rect.X; int y = rect.Y; int width = rect.Width; int height = rect.Height; return DrawRoundRect(x, y, width - 2, height - 1, radius); } /// <summary> /// 得到两种颜色的过渡色(1代表开始色,100表示结束色) /// </summary> /// <param name="c">开始色</param> /// <param name="c2">结束色</param> /// <param name="value">需要获得的度</param> /// <returns></returns> public static Color GetIntermediateColor(Color c, Color c2, int value) { float pc = value * 1.0F / 100; int ca = c.A, cr = c.R, cg = c.G, cb = c.B; int c2a = c2.A, c2r = c2.R, c2g = c2.G, c2b = c2.B; int a = (int)Math.Abs(ca + (ca - c2a) * pc); int r = (int)Math.Abs(cr - ((cr - c2r) * pc)); int g = (int)Math.Abs(cg - ((cg - c2g) * pc)); int b = (int)Math.Abs(cb - ((cb - c2b) * pc)); if (a > 255) { a = 255; } if (r > 255) { r = 255; } if (g > 255) { g = 255; } if (b > 255) { b = 255; } return (Color.FromArgb(a, r, g, b)); } public static StringFormat StringFormatAlignment(ContentAlignment textalign) { StringFormat sf = new StringFormat(); switch (textalign) { case ContentAlignment.TopLeft: case ContentAlignment.TopCenter: case ContentAlignment.TopRight: sf.LineAlignment = StringAlignment.Near; break; case ContentAlignment.MiddleLeft: case ContentAlignment.MiddleCenter: case ContentAlignment.MiddleRight: sf.LineAlignment = StringAlignment.Center; break; case ContentAlignment.BottomLeft: case ContentAlignment.BottomCenter: case ContentAlignment.BottomRight: sf.LineAlignment = StringAlignment.Far; break; } return sf; } /// <summary> /// 绘图对像 /// </summary> /// <param name="g">绘图对像</param> /// <param name="img">图片</param> /// <param name="r">绘置的图片大小、坐标</param> /// <param name="lr">绘置的图片边界</param> /// <param name="index">当前状态</param> /// <param name="Totalindex">状态总数</param> public static void DrawRect(Graphics g, Bitmap img, Rectangle r, Rectangle lr, int index, int Totalindex) { if (img == null) return; Rectangle r1, r2; int x = (index - 1) * img.Width / Totalindex; int y = 0; int x1 = r.Left; int y1 = r.Top; if (r.Height > img.Height && r.Width <= img.Width / Totalindex) { r1 = new Rectangle(x, y, img.Width / Totalindex, lr.Top); r2 = new Rectangle(x1, y1, r.Width, lr.Top); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); r1 = new Rectangle(x, y + lr.Top, img.Width / Totalindex, img.Height - lr.Top - lr.Bottom); r2 = new Rectangle(x1, y1 + lr.Top, r.Width, r.Height - lr.Top - lr.Bottom); if ((lr.Top + lr.Bottom) == 0) r1.Height = r1.Height - 1; g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); r1 = new Rectangle(x, y + img.Height - lr.Bottom, img.Width / Totalindex, lr.Bottom); r2 = new Rectangle(x1, y1 + r.Height - lr.Bottom, r.Width, lr.Bottom); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); } else if (r.Height <= img.Height && r.Width > img.Width / Totalindex) { r1 = new Rectangle(x, y, lr.Left, img.Height); r2 = new Rectangle(x1, y1, lr.Left, r.Height); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); r1 = new Rectangle(x + lr.Left, y, img.Width / Totalindex - lr.Left - lr.Right, img.Height); r2 = new Rectangle(x1 + lr.Left, y1, r.Width - lr.Left - lr.Right, r.Height); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); r1 = new Rectangle(x + img.Width / Totalindex - lr.Right, y, lr.Right, img.Height); r2 = new Rectangle(x1 + r.Width - lr.Right, y1, lr.Right, r.Height); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); } else if (r.Height <= img.Height && r.Width <= img.Width / Totalindex) { r1 = new Rectangle((index - 1) * img.Width / Totalindex, 0, img.Width / Totalindex, img.Height); g.DrawImage(img, new Rectangle(x1, y1, r.Width, r.Height), r1, GraphicsUnit.Pixel); } else if (r.Height > img.Height && r.Width > img.Width / Totalindex) { //top-left r1 = new Rectangle(x, y, lr.Left, lr.Top); r2 = new Rectangle(x1, y1, lr.Left, lr.Top); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); //top-bottom r1 = new Rectangle(x, y + img.Height - lr.Bottom, lr.Left, lr.Bottom); r2 = new Rectangle(x1, y1 + r.Height - lr.Bottom, lr.Left, lr.Bottom); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); //left r1 = new Rectangle(x, y + lr.Top, lr.Left, img.Height - lr.Top - lr.Bottom); r2 = new Rectangle(x1, y1 + lr.Top, lr.Left, r.Height - lr.Top - lr.Bottom); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); //top r1 = new Rectangle(x + lr.Left, y, img.Width / Totalindex - lr.Left - lr.Right, lr.Top); r2 = new Rectangle(x1 + lr.Left, y1, r.Width - lr.Left - lr.Right, lr.Top); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); //right-top r1 = new Rectangle(x + img.Width / Totalindex - lr.Right, y, lr.Right, lr.Top); r2 = new Rectangle(x1 + r.Width - lr.Right, y1, lr.Right, lr.Top); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); //Right r1 = new Rectangle(x + img.Width / Totalindex - lr.Right, y + lr.Top, lr.Right, img.Height - lr.Top - lr.Bottom); r2 = new Rectangle(x1 + r.Width - lr.Right, y1 + lr.Top, lr.Right, r.Height - lr.Top - lr.Bottom); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); //right-bottom r1 = new Rectangle(x + img.Width / Totalindex - lr.Right, y + img.Height - lr.Bottom, lr.Right, lr.Bottom); r2 = new Rectangle(x1 + r.Width - lr.Right, y1 + r.Height - lr.Bottom, lr.Right, lr.Bottom); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); //bottom r1 = new Rectangle(x + lr.Left, y + img.Height - lr.Bottom, img.Width / Totalindex - lr.Left - lr.Right, lr.Bottom); r2 = new Rectangle(x1 + lr.Left, y1 + r.Height - lr.Bottom, r.Width - lr.Left - lr.Right, lr.Bottom); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); //Center r1 = new Rectangle(x + lr.Left, y + lr.Top, img.Width / Totalindex - lr.Left - lr.Right, img.Height - lr.Top - lr.Bottom); r2 = new Rectangle(x1 + lr.Left, y1 + lr.Top, r.Width - lr.Left - lr.Right, r.Height - lr.Top - lr.Bottom); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); } } /// <summary> /// 绘图对像 /// </summary> /// <param name="g"> 绘图对像</param> /// <param name="obj">图片对像</param> /// <param name="r">绘置的图片大小、坐标</param> /// <param name="index">当前状态</param> /// <param name="Totalindex">状态总数</param> public static void DrawRect(Graphics g, Bitmap img, Rectangle r, int index, int Totalindex) { if (img == null) return; int width = img.Width / Totalindex; int height = img.Height; Rectangle r1, r2; int x = (index - 1) * width; int y = 0; r1 = new Rectangle(x, y, width, height); r2 = new Rectangle(r.Left, r.Top, r.Width, r.Height); g.DrawImage(img, r2, r1, GraphicsUnit.Pixel); } /// <summary> /// 得到要绘置的图片对像 /// </summary> /// <param name="str">图像在程序集中的地址</param> /// <returns></returns> public static Bitmap GetResBitmap(string str) { Stream sm; sm = FindStream(str); if (sm == null) return null; return new Bitmap(sm); } /// <summary> /// 得到图程序集中的图片对像 /// </summary> /// <param name="str">图像在程序集中的地址</param> /// <returns></returns> private static Stream FindStream(string str) { Assembly assembly = Assembly.GetExecutingAssembly(); string[] resNames = assembly.GetManifestResourceNames(); foreach (string s in resNames) { if (s == str) { return assembly.GetManifestResourceStream(s); } } return null; } }
public class Win32 { #region Window Const public const int WM_KEYDOWN = 0x0100; public const int WM_KEYUP = 0x0101; public const int WM_CTLCOLOREDIT = 0x133; public const int WM_ERASEBKGND = 0x0014; public const int WM_LBUTTONDOWN = 0x0201; public const int WM_LBUTTONUP = 0x0202; public const int WM_LBUTTONDBLCLK = 0x0203; public const int WM_WINDOWPOSCHANGING = 0x46; public const int WM_PAINT = 0xF; public const int WM_CREATE = 0x0001; public const int WM_ACTIVATE = 0x0006; public const int WM_NCCREATE = 0x0081; public const int WM_NCCALCSIZE = 0x0083; public const int WM_NCPAINT = 0x0085; public const int WM_NCACTIVATE = 0x0086; public const int WM_NCLBUTTONDOWN = 0x00A1; public const int WM_NCLBUTTONUP = 0x00A2; public const int WM_NCLBUTTONDBLCLK = 0x00A3; public const int WM_NCMOUSEMOVE = 0x00A0; public const int WM_NCHITTEST = 0x0084; public const int HTLEFT = 10; public const int HTRIGHT = 11; public const int HTTOP = 12; public const int HTTOPLEFT = 13; public const int HTTOPRIGHT = 14; public const int HTBOTTOM = 15; public const int HTBOTTOMLEFT = 0x10; public const int HTBOTTOMRIGHT = 17; public const int HTCAPTION = 2; public const int HTCLIENT = 1; public const int WM_FALSE = 0; public const int WM_TRUE = 1; #endregion #region Public extern methods [DllImport("gdi32.dll")] public static extern int CreateRoundRectRgn(int x1, int y1, int x2, int y2, int x3, int y3); [DllImport("user32.dll")] public static extern int SetWindowRgn(IntPtr hwnd, int hRgn, Boolean bRedraw); [DllImport("gdi32.dll", EntryPoint = "DeleteObject", CharSet = CharSet.Ansi)] public static extern int DeleteObject(int hObject); [DllImport("user32.dll")] public static extern int SendMessage(IntPtr hWnd, int Msg, int wParam, int lParam); [DllImport("user32.dll")] public static extern bool ReleaseCapture(); #endregion }
C# 自定义重绘TextBox,布布扣,bubuko.com
标签:des style class blog code java
原文地址:http://www.cnblogs.com/rinack/p/3771994.html