Win32/UI/NumericBox.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace System.Windows.Forms
{
    public partial class NumericBox : UserControl
    {
        public NumericBox()
        {
            InitializeComponent();
            this.Value = 0;
            this.ReadOnly = false;
        }

        private object _Value;
        public virtual object Value
        {
            get { return _Value; }
            set { _Value = value; this.Text = value.ToString(); }
        }

        private bool _ReadOnly;
        public virtual bool ReadOnly
        {
            get { return _ReadOnly; }
            set { _ReadOnly = value; if (_ReadOnly) { txtValueBox.Enabled = false; } else { txtValueBox.Enabled = true; } }
        }
        public override string Text
        {
            get { return txtValueBox.Text; }
            set { txtValueBox.Text = value; }
        }

        private void btnCopy_Click(object sender, EventArgs e) { Clipboard.SetData(DataFormats.Text, this.Text); }
        private void btnPaste_Click(object sender, EventArgs e) { if (this.ReadOnly) return; this.Text = (string)Clipboard.GetData(DataFormats.Text); }
    }

    #region NumericBox Extensions
    public static class NumericBoxExtensions
    {
        public static byte ToByte(this NumericBox val)
        {
            try
            {
                return Convert.ToByte(val.Value);
            }
            catch { return 0; }
        }
        public static sbyte ToSByte(this NumericBox val)
        {
            try
            {
                return Convert.ToSByte(val.Value);
            }
            catch { return 0; }
        }
        public static Int16 ToInt16(this NumericBox val)
        {
            try
            {
                return Convert.ToInt16(val.Value);
            }
            catch { return 0; }
        }
        public static Int32 ToInt32(this NumericBox val)
        {
            try
            {
                return Convert.ToInt32(val.Value);
            }
            catch { return 0; }
        }
        public static Int64 ToInt64(this NumericBox val)
        {
            try
            {
                return Convert.ToInt64(val.Value);
            }
            catch { return 0; }
        }
        public static UInt16 ToUInt16(this NumericBox val)
        {
            try
            {
                return Convert.ToUInt16(val.Value);
            }
            catch { return 0; }
        }
        public static UInt32 ToUInt32(this NumericBox val)
        {
            try
            {
                return Convert.ToUInt32(val.Value);
            }
            catch { return 0; }
        }
        public static UInt64 ToUInt64(this NumericBox val)
        {
            try
            {
                return Convert.ToUInt64(val.Value);
            }
            catch { return 0; }
        }
        public static Single ToSingle(this NumericBox val)
        {
            try
            {
                return Convert.ToSingle(val.Value);
            }
            catch { return 0; }
        }
        public static double ToDouble(this NumericBox val)
        {
            try
            {
                return Convert.ToDouble(val.Value);
            }
            catch { return 0; }
        }
        public static decimal ToDecimal(this NumericBox val)
        {
            try
            {
                return Convert.ToDecimal(val.Value);
            }
            catch { return 0; }
        }
        public static string ToString(this NumericBox val)
        {
            try
            {
                return Convert.ToString(val.Value);
            }
            catch { return "0"; }
        }
    }
    #endregion
}
Revision:	88
Committed:	Wed May 9 20:52:20 2012 UTC (10 years, 9 months ago) by william
File size:	4010 byte(s)
Log Message:
#	User	Rev	Content
1	william	88	using System;
2			using System.Collections.Generic;
3			using System.ComponentModel;
4			using System.Drawing;
5			using System.Data;
6			using System.Linq;
7			using System.Text;
8			using System.Windows.Forms;
9
10			namespace System.Windows.Forms
11			{
12			public partial class NumericBox : UserControl
13			{
14			public NumericBox()
15			{
16			InitializeComponent();
17			this.Value = 0;
18			this.ReadOnly = false;
19			}
20
21			private object _Value;
22			public virtual object Value
23			{
24			get { return _Value; }
25			set { _Value = value; this.Text = value.ToString(); }
26			}
27
28			private bool _ReadOnly;
29			public virtual bool ReadOnly
30			{
31			get { return _ReadOnly; }
32			set { _ReadOnly = value; if (_ReadOnly) { txtValueBox.Enabled = false; } else { txtValueBox.Enabled = true; } }
33			}
34			public override string Text
35			{
36			get { return txtValueBox.Text; }
37			set { txtValueBox.Text = value; }
38			}
39
40			private void btnCopy_Click(object sender, EventArgs e) { Clipboard.SetData(DataFormats.Text, this.Text); }
41			private void btnPaste_Click(object sender, EventArgs e) { if (this.ReadOnly) return; this.Text = (string)Clipboard.GetData(DataFormats.Text); }
42			}
43
44			#region NumericBox Extensions
45			public static class NumericBoxExtensions
46			{
47			public static byte ToByte(this NumericBox val)
48			{
49			try
50			{
51			return Convert.ToByte(val.Value);
52			}
53			catch { return 0; }
54			}
55			public static sbyte ToSByte(this NumericBox val)
56			{
57			try
58			{
59			return Convert.ToSByte(val.Value);
60			}
61			catch { return 0; }
62			}
63			public static Int16 ToInt16(this NumericBox val)
64			{
65			try
66			{
67			return Convert.ToInt16(val.Value);
68			}
69			catch { return 0; }
70			}
71			public static Int32 ToInt32(this NumericBox val)
72			{
73			try
74			{
75			return Convert.ToInt32(val.Value);
76			}
77			catch { return 0; }
78			}
79			public static Int64 ToInt64(this NumericBox val)
80			{
81			try
82			{
83			return Convert.ToInt64(val.Value);
84			}
85			catch { return 0; }
86			}
87			public static UInt16 ToUInt16(this NumericBox val)
88			{
89			try
90			{
91			return Convert.ToUInt16(val.Value);
92			}
93			catch { return 0; }
94			}
95			public static UInt32 ToUInt32(this NumericBox val)
96			{
97			try
98			{
99			return Convert.ToUInt32(val.Value);
100			}
101			catch { return 0; }
102			}
103			public static UInt64 ToUInt64(this NumericBox val)
104			{
105			try
106			{
107			return Convert.ToUInt64(val.Value);
108			}
109			catch { return 0; }
110			}
111			public static Single ToSingle(this NumericBox val)
112			{
113			try
114			{
115			return Convert.ToSingle(val.Value);
116			}
117			catch { return 0; }
118			}
119			public static double ToDouble(this NumericBox val)
120			{
121			try
122			{
123			return Convert.ToDouble(val.Value);
124			}
125			catch { return 0; }
126			}
127			public static decimal ToDecimal(this NumericBox val)
128			{
129			try
130			{
131			return Convert.ToDecimal(val.Value);
132			}
133			catch { return 0; }
134			}
135			public static string ToString(this NumericBox val)
136			{
137			try
138			{
139			return Convert.ToString(val.Value);
140			}
141			catch { return "0"; }
142			}
143			}
144			#endregion
145			}