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- using System;
- using System.Collections.Generic;
- using System.ComponentModel;
- using System.Drawing.Design;
- using System.Linq;
- using System.Text;
- using System.Threading.Tasks;
- using System.Windows.Forms;
- using System.Windows.Forms.Design;
- namespace FWindSoft.WinForm
- {
- public class CheckBoxEditor:UITypeEditor
- {
- public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
- {
- return UITypeEditorEditStyle.DropDown;
- }
- public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
- {
- try
- {
- if (provider == null)
- return value;
- IWindowsFormsEditorService edSvc =
- (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
- CheckBox check=new CheckBox();
- check.Checked = Convert.ToBoolean(context.PropertyDescriptor.GetValue(context.Instance));
- edSvc.DropDownControl(check);
- edSvc.CloseDropDown();
- return check.Checked;
- }
- catch (Exception)
- {
-
- }
- return base.EditValue(context, provider, value);
- }
- public override bool GetPaintValueSupported(ITypeDescriptorContext context)
- {
- return true;
- }
- public override void PaintValue(PaintValueEventArgs e)
- {
- var context = e.Context;
- bool check = Convert.ToBoolean(context.PropertyDescriptor.GetValue(context.Instance));
-
- ControlPaint.DrawCheckBox(e.Graphics, e.Bounds, check?ButtonState.Checked : ButtonState.Normal);
- }
- }
- }
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