DataGridViewToolTip.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / WinForms / Managed / System / WinForms / DataGridViewToolTip.cs / 1305376 / DataGridViewToolTip.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

using System.Security; 
using System.Diagnostics; 
using System.Drawing;
using System.Runtime.InteropServices; 

namespace System.Windows.Forms
{
    public partial class DataGridView 
    {
        private class DataGridViewToolTip 
        { 
            DataGridView dataGridView = null;
            ToolTip toolTip = null; 
            private bool toolTipActivated = false;

            public DataGridViewToolTip(DataGridView dataGridView)
            { 
                this.dataGridView = dataGridView;
            } 
 
            public bool Activated
            { 
                get
                {
                    return this.toolTipActivated;
                } 
            }
 
            public ToolTip ToolTip 
            {
                get 
                {
                    return this.toolTip;
                }
            } 

            public void Activate(bool activate) 
            { 
                if (this.dataGridView.DesignMode)
                { 
                    return;
                }

                // Create the tool tip handle on demand. 
                if (activate && this.toolTip == null)
                { 
                    this.toolTip = new ToolTip(); 
                    this.toolTip.ShowAlways = true;
                    this.toolTip.InitialDelay = 0; 
                    this.toolTip.UseFading = false;
                    this.toolTip.UseAnimation = false;
                    this.toolTip.AutoPopDelay = 0;
                } 

                if (this.dataGridView.IsRestricted) 
                { 
                    IntSecurity.AllWindows.Assert();
                } 
                try
                {
                    if (activate)
                    { 
                        this.toolTip.Active = true;
                        this.toolTip.Show(this.dataGridView.ToolTipPrivate, this.dataGridView); 
                    } 
                    else if (this.toolTip != null)
                    { 
                        this.toolTip.Hide(this.dataGridView);
                        this.toolTip.Active = false;
                    }
                } 
                finally
                { 
                    if (this.dataGridView.IsRestricted) 
                    {
                        CodeAccessPermission.RevertAssert(); 
                    }
                }

                this.toolTipActivated = activate; 
            }
 
            public void Dispose() 
            {
                if (this.toolTip != null) 
                {
                    this.toolTip.Dispose();
                    this.toolTip = null;
                } 
            }
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

using System.Security; 
using System.Diagnostics; 
using System.Drawing;
using System.Runtime.InteropServices; 

namespace System.Windows.Forms
{
    public partial class DataGridView 
    {
        private class DataGridViewToolTip 
        { 
            DataGridView dataGridView = null;
            ToolTip toolTip = null; 
            private bool toolTipActivated = false;

            public DataGridViewToolTip(DataGridView dataGridView)
            { 
                this.dataGridView = dataGridView;
            } 
 
            public bool Activated
            { 
                get
                {
                    return this.toolTipActivated;
                } 
            }
 
            public ToolTip ToolTip 
            {
                get 
                {
                    return this.toolTip;
                }
            } 

            public void Activate(bool activate) 
            { 
                if (this.dataGridView.DesignMode)
                { 
                    return;
                }

                // Create the tool tip handle on demand. 
                if (activate && this.toolTip == null)
                { 
                    this.toolTip = new ToolTip(); 
                    this.toolTip.ShowAlways = true;
                    this.toolTip.InitialDelay = 0; 
                    this.toolTip.UseFading = false;
                    this.toolTip.UseAnimation = false;
                    this.toolTip.AutoPopDelay = 0;
                } 

                if (this.dataGridView.IsRestricted) 
                { 
                    IntSecurity.AllWindows.Assert();
                } 
                try
                {
                    if (activate)
                    { 
                        this.toolTip.Active = true;
                        this.toolTip.Show(this.dataGridView.ToolTipPrivate, this.dataGridView); 
                    } 
                    else if (this.toolTip != null)
                    { 
                        this.toolTip.Hide(this.dataGridView);
                        this.toolTip.Active = false;
                    }
                } 
                finally
                { 
                    if (this.dataGridView.IsRestricted) 
                    {
                        CodeAccessPermission.RevertAssert(); 
                    }
                }

                this.toolTipActivated = activate; 
            }
 
            public void Dispose() 
            {
                if (this.toolTip != null) 
                {
                    this.toolTip.Dispose();
                    this.toolTip = null;
                } 
            }
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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DataGridViewToolTip.cs source code in C# .NET

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