DataGridViewRowPrePaintEventArgs.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / WinForms / Managed / System / WinForms / DataGridViewRowPrePaintEventArgs.cs / 1 / DataGridViewRowPrePaintEventArgs.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Windows.Forms 
{ 
    using System;
    using System.Drawing; 
    using System.ComponentModel;
    using System.Diagnostics;

    ///  
    public class DataGridViewRowPrePaintEventArgs : HandledEventArgs
    { 
        private DataGridView dataGridView; 
        private Graphics graphics;
        private Rectangle clipBounds; 
        private Rectangle rowBounds;
        private DataGridViewCellStyle inheritedRowStyle;
        private int rowIndex;
        private DataGridViewElementStates rowState; 
        private string errorText;
        private bool isFirstDisplayedRow; 
        private bool isLastVisibleRow; 
        private DataGridViewPaintParts paintParts;
 
        /// 
        public DataGridViewRowPrePaintEventArgs(DataGridView dataGridView,
                                                Graphics graphics,
                                                Rectangle clipBounds, 
                                                Rectangle rowBounds,
                                                int rowIndex, 
                                                DataGridViewElementStates rowState, 
                                                string errorText,
                                                DataGridViewCellStyle inheritedRowStyle, 
                                                bool isFirstDisplayedRow,
                                                bool isLastVisibleRow)
        {
            if (dataGridView == null) 
            {
                throw new ArgumentNullException("dataGridView"); 
            } 
            if (graphics == null)
            { 
                throw new ArgumentNullException("graphics");
            }
            if (inheritedRowStyle == null)
            { 
                throw new ArgumentNullException("inheritedRowStyle");
            } 
            this.dataGridView = dataGridView; 
            this.graphics = graphics;
            this.clipBounds = clipBounds; 
            this.rowBounds = rowBounds;
            this.rowIndex = rowIndex;
            this.rowState = rowState;
            this.errorText = errorText; 
            this.inheritedRowStyle = inheritedRowStyle;
            this.isFirstDisplayedRow = isFirstDisplayedRow; 
            this.isLastVisibleRow = isLastVisibleRow; 
            this.paintParts = DataGridViewPaintParts.All;
        } 

        internal DataGridViewRowPrePaintEventArgs(DataGridView dataGridView)
        {
            Debug.Assert(dataGridView != null); 
            this.dataGridView = dataGridView;
        } 
 
        /// 
        public Rectangle ClipBounds 
        {
            get
            {
                return this.clipBounds; 
            }
            set 
            { 
                this.clipBounds = value;
            } 
        }

        /// 
        public string ErrorText 
        {
            get 
            { 
                return this.errorText;
            } 
        }

        /// 
        public Graphics Graphics 
        {
            get 
            { 
                return this.graphics;
            } 
        }

        /// 
        public DataGridViewCellStyle InheritedRowStyle 
        {
            get 
            { 
                return this.inheritedRowStyle;
            } 
        }

        /// 
        public bool IsFirstDisplayedRow 
        {
            get 
            { 
                return this.isFirstDisplayedRow;
            } 
        }

        /// 
        public bool IsLastVisibleRow 
        {
            get 
            { 
                return this.isLastVisibleRow;
            } 
        }

        /// 
        public DataGridViewPaintParts PaintParts 
        {
            get 
            { 
                return this.paintParts;
            } 
            set
            {
                if ((value & ~DataGridViewPaintParts.All) != 0)
                { 
                    throw new ArgumentException(SR.GetString(SR.DataGridView_InvalidDataGridViewPaintPartsCombination, "value"));
                } 
                this.paintParts = value; 
            }
        } 

        /// 
        public Rectangle RowBounds
        { 
            get
            { 
                return this.rowBounds; 
            }
        } 

        /// 
        public int RowIndex
        { 
            get
            { 
                return this.rowIndex; 
            }
        } 

        /// 
        public DataGridViewElementStates State
        { 
            get
            { 
                return this.rowState; 
            }
        } 

        /// 
        public void DrawFocus(Rectangle bounds, bool cellsPaintSelectionBackground)
        { 
            if (this.rowIndex < 0 || this.rowIndex >= this.dataGridView.Rows.Count)
            { 
                throw new InvalidOperationException(SR.GetString(SR.DataGridViewElementPaintingEventArgs_RowIndexOutOfRange)); 
            }
            this.dataGridView.Rows.SharedRow(this.rowIndex).DrawFocus(this.graphics, 
                                                                      this.clipBounds,
                                                                      bounds,
                                                                      this.rowIndex,
                                                                      this.rowState, 
                                                                      this.inheritedRowStyle,
                                                                      cellsPaintSelectionBackground); 
        } 

        ///  
        public void PaintCells(Rectangle clipBounds, DataGridViewPaintParts paintParts)
        {
            if (this.rowIndex < 0 || this.rowIndex >= this.dataGridView.Rows.Count)
            { 
                throw new InvalidOperationException(SR.GetString(SR.DataGridViewElementPaintingEventArgs_RowIndexOutOfRange));
            } 
            this.dataGridView.Rows.SharedRow(this.rowIndex).PaintCells(this.graphics, 
                                                                       clipBounds,
                                                                       this.rowBounds, 
                                                                       this.rowIndex,
                                                                       this.rowState,
                                                                       this.isFirstDisplayedRow,
                                                                       this.isLastVisibleRow, 
                                                                       paintParts);
        } 
 
        /// 
        public void PaintCellsBackground(Rectangle clipBounds, bool cellsPaintSelectionBackground) 
        {
            if (this.rowIndex < 0 || this.rowIndex >= this.dataGridView.Rows.Count)
            {
                throw new InvalidOperationException(SR.GetString(SR.DataGridViewElementPaintingEventArgs_RowIndexOutOfRange)); 
            }
            DataGridViewPaintParts paintParts = DataGridViewPaintParts.Background | DataGridViewPaintParts.Border; 
            if (cellsPaintSelectionBackground) 
            {
                paintParts |= DataGridViewPaintParts.SelectionBackground; 
            }
            this.dataGridView.Rows.SharedRow(this.rowIndex).PaintCells(this.graphics,
                                                                       clipBounds,
                                                                       this.rowBounds, 
                                                                       this.rowIndex,
                                                                       this.rowState, 
                                                                       this.isFirstDisplayedRow, 
                                                                       this.isLastVisibleRow,
                                                                       paintParts); 
        }

        /// 
        public void PaintCellsContent(Rectangle clipBounds) 
        {
            if (this.rowIndex < 0 || this.rowIndex >= this.dataGridView.Rows.Count) 
            { 
                throw new InvalidOperationException(SR.GetString(SR.DataGridViewElementPaintingEventArgs_RowIndexOutOfRange));
            } 
            this.dataGridView.Rows.SharedRow(this.rowIndex).PaintCells(this.graphics,
                                                                       clipBounds,
                                                                       this.rowBounds,
                                                                       this.rowIndex, 
                                                                       this.rowState,
                                                                       this.isFirstDisplayedRow, 
                                                                       this.isLastVisibleRow, 
                                                                       DataGridViewPaintParts.ContentBackground | DataGridViewPaintParts.ContentForeground | DataGridViewPaintParts.ErrorIcon);
        } 

        /// 
        public void PaintHeader(bool paintSelectionBackground)
        { 
            DataGridViewPaintParts paintParts = DataGridViewPaintParts.Background | DataGridViewPaintParts.Border | DataGridViewPaintParts.ContentBackground | DataGridViewPaintParts.ContentForeground | DataGridViewPaintParts.ErrorIcon;
            if (paintSelectionBackground) 
            { 
                paintParts |= DataGridViewPaintParts.SelectionBackground;
            } 
            PaintHeader(paintParts);
        }

        ///  
        public void PaintHeader(DataGridViewPaintParts paintParts)
        { 
            if (this.rowIndex < 0 || this.rowIndex >= this.dataGridView.Rows.Count) 
            {
                throw new InvalidOperationException(SR.GetString(SR.DataGridViewElementPaintingEventArgs_RowIndexOutOfRange)); 
            }
            this.dataGridView.Rows.SharedRow(this.rowIndex).PaintHeader(this.graphics,
                                                                        this.clipBounds,
                                                                        this.rowBounds, 
                                                                        this.rowIndex,
                                                                        this.rowState, 
                                                                        this.isFirstDisplayedRow, 
                                                                        this.isLastVisibleRow,
                                                                        paintParts); 
        }

        internal void SetProperties(Graphics graphics,
                                    Rectangle clipBounds, 
                                    Rectangle rowBounds,
                                    int rowIndex, 
                                    DataGridViewElementStates rowState, 
                                    string errorText,
                                    DataGridViewCellStyle inheritedRowStyle, 
                                    bool isFirstDisplayedRow,
                                    bool isLastVisibleRow)
        {
            Debug.Assert(graphics != null); 
            Debug.Assert(inheritedRowStyle != null);
 
            this.graphics = graphics; 
            this.clipBounds = clipBounds;
            this.rowBounds = rowBounds; 
            this.rowIndex = rowIndex;
            this.rowState = rowState;
            this.errorText = errorText;
            this.inheritedRowStyle = inheritedRowStyle; 
            this.isFirstDisplayedRow = isFirstDisplayedRow;
            this.isLastVisibleRow = isLastVisibleRow; 
            this.paintParts = DataGridViewPaintParts.All; 
            this.Handled = false;
        } 
    }
}

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

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