using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Text;
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using System.Windows.Forms;
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namespace HotelPms.Share.Windows.Component
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{
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[ToolboxBitmap(typeof(DataGridView))]
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public partial class DataGridViewEx : DataGridView
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{
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#region Privateè
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private const int WM_KEYDOWN = 0x100;
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private const int WM_KEYUP = 0x101;
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private const int WM_CHAR = 0x102;
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private int orgRowIndex = 0;
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#endregion
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/// <summary>
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/// RXgN^
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/// </summary>
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public DataGridViewEx()
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{
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InitializeComponent();
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SetStyle(ControlStyles.DoubleBuffer | ControlStyles.OptimizedDoubleBuffer | ControlStyles.AllPaintingInWmPaint, true);
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UpdateStyles();
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txtKanji.Visible = false;
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this.Controls.Add(txtKanji);
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txtKanji.AutoSize = false;
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txtKanji.BorderStyle = BorderStyle.None;
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txtKanji.Leave += new EventHandler(txtKanji_Leave);
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this.KeyDown += new KeyEventHandler(this.CancelEndKeyEvent);
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this.KeyUp += new KeyEventHandler(this.InsertRowEvent);
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this.KeyUp += new KeyEventHandler(this.DeleteRowEvent);
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//this.RowPostPaint += new System.Windows.Forms.DataGridViewRowPostPaintEventHandler(this.RepaintGrid);
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this.CellPainting += new System.Windows.Forms.DataGridViewCellPaintingEventHandler(this.OnCellPainting);
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this.CellEnter += this.DoCellEnter;
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this.CellLeave += this.DoCellLeave;
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this.SelectionChanged += new EventHandler(DataGridViewEx_SelectionChanged);
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this.RowLeave += new DataGridViewCellEventHandler(DataGridViewEx_RowLeave);
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}
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private void DataGridViewEx_RowLeave(object sender, DataGridViewCellEventArgs e)
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{
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System.Diagnostics.Debug.WriteLine("DataGridViewEx_RowLeave");
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orgRowIndex = e.RowIndex;
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}
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/// <summary>
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/// SelectionMode = FullRowSelectÌÉAsÏX̵©±ÌCxgðÊçÈ¢
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void DataGridViewEx_SelectionChanged(object sender, EventArgs e)
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{
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if(this.CurrentRow == null) { return; }
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if (orgRowIndex != this.CurrentRow.Index)
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{
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RaiseRowChanged();
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orgRowIndex = this.CurrentRow.Index;
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}
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}
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void txtKanji_Leave(object sender, EventArgs e)
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{
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SaveKanji();
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}
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#region PrivateÏ
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/// <summary>
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/// ZIðF
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/// </summary>
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private Color m_CellSelectionBackColor = Color.Empty;
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/// <summary>
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/// sIð[hÅ^[L[ÉæéZÚ®®ìÌL³
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/// </summary>
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private bool m_EnableReturnOnFullRowSelect = true;
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/// <summary>
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/// Ì^[L[ÌÚ®ð³øÉ·é
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/// </summary>
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private bool m_StopNext = false;
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/// <summary>
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///
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/// </summary>
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private bool allowAddDelRowByKey = true;
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private int colIndexKanjiToKana = -1; //¿ËJiÏ·ÌñIndex
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#endregion
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#region vpeB
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private bool m_RowStyleInEditEnabled = false;
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[Description("ÒWóÔA¯¶sÌÒWóÔÈOÌZÌwiFÍsX^C©ç©áµÍSÌX^C©"), Category("®ì"), DefaultValue(typeof(bool))]
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public bool RowStyleInEditEnabled
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{
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set
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{
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this.m_RowStyleInEditEnabled = value;
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}
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get
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{
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return this.m_RowStyleInEditEnabled;
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}
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}
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[Description("¿ËJiÏ·ÌñIndex"), Category("®ì"), DefaultValue(-1)]
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public int ColIndexKanjiToKana
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{
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get { return colIndexKanjiToKana; }
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set { colIndexKanjiToKana = value; }
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}
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/// <summary>
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/// ZIðF
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/// </summary>
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[Description("ZIðÌFðæ¾Ü½ÍÝèµÜ·B"), Category("\¦"), DefaultValue(typeof(Color))]
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public Color CellSelectionBackColor
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{
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set
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{
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this.m_CellSelectionBackColor = value;
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}
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get
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{
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return this.m_CellSelectionBackColor;
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}
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}
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/// <summary>
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/// sIð[hÅ^[L[ÉæéZÚ®®ìÌL³
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/// </summary>
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[Description("sIð[hÅ^[L[ÉæéZÚ®®ì·é^µÈ¢ðæ¾Ü½ÍÝèµÜ·B"), Category("®ì"), DefaultValue(typeof(bool))]
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public bool EnableReturnOnFullRowSelect
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{
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set
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{
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this.m_EnableReturnOnFullRowSelect = value;
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}
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get
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{
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return this.m_EnableReturnOnFullRowSelect;
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}
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}
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/// <summary>
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/// s}üAíð·é
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/// </summary>
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public bool AllowAddDelRowByKey
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{
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set
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{
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this.allowAddDelRowByKey = value;
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}
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get
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{
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return this.allowAddDelRowByKey;
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}
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}
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#endregion
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public event KeyEventHandler OnEnterEventHandler;
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public event KeyEventHandler EditKeyDown;
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public event DataGridViewCellEventHandler RowChanged;
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private bool RaiseRowChanged()
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{
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if(this.CurrentCell == null) { return true;}
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if (RowChanged != null)
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{
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RowChanged(this, new DataGridViewCellEventArgs(this.CurrentCell.ColumnIndex, orgRowIndex));
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}
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return false;
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}
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private bool RaiseEnterEvent()
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{
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if (OnEnterEventHandler != null)
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{
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KeyEventArgs e = new KeyEventArgs(Keys.Enter);
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OnEnterEventHandler(this, e);
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if (e.Handled) { return true; }
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}
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return false;
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}
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private bool RaiseEditKeyDownEvent(Keys keyData)
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{
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if (EditKeyDown != null)
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{
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KeyEventArgs e = new KeyEventArgs(keyData);
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EditKeyDown(this, e);
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if (e.Handled) { return true; }
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}
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return false;
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}
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/// <summary>
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/// Ì^[L[ÌÚ®ð³øÉ·é
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/// </summary>
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public void StopNext()
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{
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this.m_StopNext = true;
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}
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// s}ü
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protected virtual void InsertRowEvent(object sender, KeyEventArgs e)
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{
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if (e.Shift && e.KeyCode == Keys.Insert)
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{
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if (this.allowAddDelRowByKey)
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{
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this.Rows.Add(new DataGridViewRow());
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}
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}
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}
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// sí
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protected virtual void DeleteRowEvent(object sender, KeyEventArgs e)
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{
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if (e.Shift && e.KeyCode == Keys.Delete)
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{
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if (this.allowAddDelRowByKey && this.RowCount > 0)
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{
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if (this.CurrentCell.RowIndex == 0)
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{
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this[0, this.CurrentCell.RowIndex].Selected = true;
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this.Rows.RemoveAt(this.CurrentCell.RowIndex);
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}
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}
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}
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}
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// [End] L[ºÌLZ
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protected virtual void CancelEndKeyEvent(object sender, KeyEventArgs e)
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{
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if (e.KeyCode == Keys.End)
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{
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e.SuppressKeyPress = true;
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}
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}
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/// <summary>
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/// ZÌ«EÉüð`æ·é
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void OnCellPainting(object sender, DataGridViewCellPaintingEventArgs e)
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{
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DataGridView dataGridView = (DataGridView)sender;
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Pen GrayPen = Pens.LightGray;
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//OCFÅg`æ
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e.Graphics.DrawRectangle(GrayPen, e.CellBounds);
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}
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private DataGridViewSelectionMode orgSelectionMode = DataGridViewSelectionMode.FullRowSelect;
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protected override void OnCellBeginEdit(DataGridViewCellCancelEventArgs e)
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{
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base.OnCellBeginEdit(e);
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if (!e.Cancel)
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{
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orgSelectionMode = this.SelectionMode;
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foreach (DataGridViewCell cell in this.CurrentRow.Cells)
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{
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if (cell.Equals(this.CurrentCell))
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{
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this.CurrentCell.Style.BackColor = this.CurrentCell.Style.SelectionBackColor;
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}
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else
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{
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cell.Style.BackColor = m_RowStyleInEditEnabled ? this.CurrentRow.DefaultCellStyle.SelectionBackColor : this.DefaultCellStyle.SelectionBackColor;
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}
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}
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this.SelectionMode = DataGridViewSelectionMode.CellSelect;
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}
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}
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protected override void OnCellEndEdit(DataGridViewCellEventArgs e)
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{
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base.OnCellEndEdit(e);
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foreach (DataGridViewCell cell in this.CurrentRow.Cells)
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{
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cell.Style.BackColor = m_RowStyleInEditEnabled ? this.CurrentRow.DefaultCellStyle.BackColor : this.DefaultCellStyle.BackColor;
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}
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this.SelectionMode = orgSelectionMode;
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if (this.SelectionMode == DataGridViewSelectionMode.FullRowSelect && this.CurrentRow.Selected == false)
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{
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this.CurrentRow.Selected = true;
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}
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}
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protected override void OnCellEnter(DataGridViewCellEventArgs e)
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{
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if (this.SelectionMode == DataGridViewSelectionMode.FullRowSelect && this.CurrentRow.Selected == false)
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{
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this.CurrentRow.Selected = true;
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}
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base.OnCellEnter(e);
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}
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protected override void OnEditingControlShowing(DataGridViewEditingControlShowingEventArgs e)
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{
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try
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{
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if (e.Control is DataGridViewTextBoxEditingControl)
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{
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DataGridViewTextBoxEditingControl control = (DataGridViewTextBoxEditingControl)e.Control;
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control.Enter -= new EventHandler(control_Enter);
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control.Enter += new EventHandler(control_Enter);
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}
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}
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catch { }
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base.OnEditingControlShowing(e);
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}
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private void control_Enter(object sender, EventArgs e)
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{
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(sender as TextBox).BackColor = this.CurrentCell.Style.SelectionBackColor;
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}
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protected override bool DoubleBuffered
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{
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set
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{
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base.DoubleBuffered = value;
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}
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}
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protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
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{
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//¡sÒWÌÎ
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if ((keyData & Keys.Control) == Keys.Control && (keyData & Keys.Return) == Keys.Return)
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{
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if (EditingControl is DataGridViewTextBoxEditingControl)
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{
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DataGridViewTextBoxEditingControl editor = EditingControl as DataGridViewTextBoxEditingControl;
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if (editor.Visible && editor.Multiline)
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{
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editor.Text += Environment.NewLine;
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editor.SelectionStart = editor.Text.Length;
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return true;
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}
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}
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}
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if (RaiseEditKeyDownEvent(keyData)) { return true; }
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if (colIndexKanjiToKana > -1)
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{
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if (keyData != Keys.Enter && CurrentCell.ColumnIndex == colIndexKanjiToKana)
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{
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ShowKanjiCtrl();
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}
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else
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{
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txtKanji.Visible = false;
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}
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}
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return base.ProcessCmdKey(ref msg, keyData);
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}
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/// <summary>
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/// ÒWóÔÌAL[ͱ±ÉÊé
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/// </summary>
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/// <param name="keyData"></param>
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/// <returns></returns>
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protected override bool ProcessDialogKey(Keys keyData)
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{
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if (this.m_EnableReturnOnFullRowSelect == true)
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{
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//EnterL[ª³ê½ÍATabL[ª³ê½æ¤É·é
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if ((keyData & Keys.KeyCode) == Keys.Enter)
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{
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if (RaiseEnterEvent()) { return true; }
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if (this.m_StopNext == false)
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{
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bool flg = this.StandardTab;
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this.StandardTab = false;
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bool ret = this.ProcessTabKey(keyData);
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this.StandardTab = flg;
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return ret;
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}
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else
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{
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//³Éß·
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this.m_StopNext = false;
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return true;
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}
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}
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}
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else
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{
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if ((keyData & Keys.KeyCode) == Keys.Enter)
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{
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return true;
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}
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}
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return base.ProcessDialogKey(keyData);
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}
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/// <summary>
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/// ÒWóÔÅÍÈ¢ACellãÌL[
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/// </summary>
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/// <param name="e"></param>
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/// <returns></returns>
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protected override bool ProcessDataGridViewKey(KeyEventArgs e)
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{
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if (this.m_EnableReturnOnFullRowSelect == true)
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{
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//EnterL[ª³ê½ÍATabL[ª³ê½æ¤É·é
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if (e.KeyCode == Keys.Enter)
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{
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if (RaiseEnterEvent()) { return true; }
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if (this.m_StopNext == false)
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{
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bool flg = this.StandardTab;
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this.StandardTab = false;
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bool ret = this.ProcessTabKey(e.KeyCode);
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this.StandardTab = flg;
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return ret;
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}
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else
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{
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//³Éß·
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this.m_StopNext = false;
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return true;
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}
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}
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}
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else
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{
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if (e.KeyCode == Keys.Enter) { return true; }
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}
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// [End] L[ºÌLZ
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if (e.KeyCode == Keys.End)
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{
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e.Handled = true;
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return true;
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}
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return base.ProcessDataGridViewKey(e);
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}
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private string ToCString(object value)
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{
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try
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{
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return value.ToString();
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}
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catch
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{
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return string.Empty;
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}
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}
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private void ShowKanjiCtrl()
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{
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if (txtKanji.Visible) { return; }
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CurrentCell.ReadOnly = true;
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txtKanji.Font = CurrentCell.Style.Font;
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txtKanji.Location = new Point(RowHeadersVisible ? RowHeadersWidth : 0 + CurrentCell.Size.Width * CurrentCell.ColumnIndex + 2,
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ColumnHeadersHeight + CurrentCell.Size.Height * CurrentCell.RowIndex);
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//txtKanji.Location = new Point(RowHeadersVisible ? RowHeadersWidth : 0 + CurrentCell.Size.Width * CurrentCell.ColumnIndex + (CurrentCell.Size.Width - txtKanji.Width)/2,
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// ColumnHeadersHeight + CurrentCell.Size.Height * CurrentCell.RowIndex + (CurrentCell.Size.Height - txtKanji.Height)/2);
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txtKanji.Size = new Size(CurrentCell.Size.Width, CurrentCell.Size.Height);
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txtKanji.Text = ToCString(CurrentRow.Cells[colIndexKanjiToKana].Value);
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txtKana.Text = ToCString(CurrentRow.Cells[colIndexKanjiToKana + 1].Value);
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txtKanji.Visible = true;
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txtKanji.Focus();
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}
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private void SaveKanji()
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{
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txtKanji.Visible = false;
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CurrentRow.Cells[colIndexKanjiToKana].Value = txtKanji.Text;
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CurrentRow.Cells[colIndexKanjiToKana + 1].Value = txtKana.Text;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void DoCellEnter(object sender, DataGridViewCellEventArgs e)
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{
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//wb_[ÈOÌZ
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if (e.ColumnIndex >= 0 && e.RowIndex >= 0)
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{
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DataGridView dgv = (DataGridView)sender;
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//ZX^CðÏX·é
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dgv[e.ColumnIndex, e.RowIndex].Style.SelectionBackColor = this.m_CellSelectionBackColor;
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void DoCellLeave(object sender, DataGridViewCellEventArgs e)
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{
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//wb_[ÈOÌZ
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if (e.ColumnIndex >= 0 && e.RowIndex >= 0)
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{
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DataGridView dgv = (DataGridView)sender;
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//ZX^Cð³Éß·
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//dgv[e.ColumnIndex, e.RowIndex].Style.SelectionBackColor = Color.Empty;
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}
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}
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}
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}
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