WinForm ToolTip使用方法

第一种

using System.Drawing;

using System.Windows.Forms;

 

namespace WinFormUtilHelpV2

{

  /// <summary>

  /// 基于.NET 2.0的Tooltip工具类

  /// </summary>

  public static class TooltipToolV2

  {

    /// <summary>

    /// 为控件提供Tooltip

    /// </summary>

    /// <param name="control">控件</param>

    /// <param name="tip">ToolTip</param>

    /// <param name="message">提示消息</param>

    public static void ShowTooltip(this Control control, ToolTip tip, string message)

    {

      Point _mousePoint = Control.MousePosition;

      int _x = control.PointToClient(_mousePoint).X;

      int _y = control.PointToClient(_mousePoint).Y;

      tip.Show(message, control, _x, _y);

      tip.Active = true;

    }

    /// <summary>

    /// 为控件提供Tooltip

    /// </summary>

    /// <param name="control">控件</param>

    /// <param name="tip">ToolTip</param>

    /// <param name="message">提示消息</param>

    /// <param name="durationTime">保持提示的持续时间</param>

    public static void ShowTooltip(this Control control, ToolTip tip, string message, int durationTime)

    {

      Point _mousePoint = Control.MousePosition;

      int _x = control.PointToClient(_mousePoint).X;

      int _y = control.PointToClient(_mousePoint).Y;

      tip.Show(message, control, _x, _y, durationTime);

      tip.Active = true;

    }

    /// <summary>

    /// 为控件提供Tooltip

    /// </summary>

    /// <param name="control">控件</param>

    /// <param name="tip">ToolTip</param>

    /// <param name="message">提示消息</param>

    /// <param name="xoffset">水平偏移量</param>

    /// <param name="yoffset">垂直偏移量</param>

    public static void ShowTooltip(this Control control, ToolTip tip, string message, int xoffset, int yoffset)

    {

      Point _mousePoint = Control.MousePosition;

      int _x = control.PointToClient(_mousePoint).X;

      int _y = control.PointToClient(_mousePoint).Y;

      tip.Show(message, control, _x + xoffset, _y + yoffset);

      tip.Active = true;

    }

    /// <summary>

    /// 为控件提供Tooltip

    /// </summary>

    /// <param name="control">控件</param>

    /// <param name="tip">ToolTip</param>

    /// <param name="message">提示消息</param>

    /// <param name="xoffset">水平偏移量</param>

    /// <param name="yoffset">垂直偏移量</param>

    /// <param name="durationTime">保持提示的持续时间</param>

    public static void ShowTooltip(this Control control, ToolTip tip, string message, int xoffset, int yoffset, int durationTime)

    {

      Point _mousePoint = Control.MousePosition;

      int _x = control.PointToClient(_mousePoint).X;

      int _y = control.PointToClient(_mousePoint).Y;

      tip.Show(message, control, _x + xoffset, _y + yoffset, durationTime);

      tip.Active = true;

    }

  }

}

 

 

第二种

 

private void SetRadioButtonToolTip()
{
    // Create the ToolTip and associate with the Form container.
    ToolTip toolTip1 = new ToolTip();

    // Set up the delays for the ToolTip.
    toolTip1.AutoPopDelay = 5000;
    toolTip1.InitialDelay = 1000;
    toolTip1.ReshowDelay = 500;
    // Force the ToolTip text to be displayed whether or not the form is active.
    toolTip1.ShowAlways = true;

    // Set up the ToolTip text for the Button and Checkbox.
    toolTip1.SetToolTip(this.radioButton4, "光标");
    toolTip1.SetToolTip(this.radioButton1, "标签");
    toolTip1.SetToolTip(this.radioButton2, "面板");
    toolTip1.SetToolTip(this.radioButton3, "按钮");
}