using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data;
using System.ComponentModel;
using DevComponents.DotNetBar;
namespace EfwControls.CustomControl
{
public partial class GridBoxCard : DataGrid
{
/// <summary>
/// 网格编辑框对象
/// </summary>
private TextBox editTextBox;
/// <summary>
/// 处理空白键,全字匹配
/// </summary>
private bool pressSpaceKey;
/// <summary>
/// 网格编辑文本框按键事件
/// </summary>
private KeyPressEventHandler editTextBoxKeyPressEventHandler;
/// <summary>
/// 网格编辑文本框值改变事件
/// </summary>
private EventHandler editTextBoxTextChangeEventHandler;
/// <summary>
/// 当前选项卡的数据源
/// </summary>
//private DataTable _source;
/// <summary>
/// 选项卡
/// </summary>
private CardDataGrid[] cardDataGrids;
/// <summary>
/// 数字键盘
/// </summary>
private NumericKeyBoard numKeyBoard;
public GridBoxCard()
{
//cardDataGrid = new CardDataGrid();
numKeyBoard = new NumericKeyBoard();
}
/// <summary>
/// 处理查询关键字中的特殊字符
/// </summary>
/// <param name="str">查询关键字</param>
/// <returns></returns>
private string FormatKeyword(string str)
{
string strKey = str;
strKey = strKey.Replace("‘", "‘‘");
strKey = strKey.Replace("[", "");
strKey = strKey.Replace("%", "[%]");
strKey = strKey.Replace("*", "[*]");
strKey = strKey.Replace("(", "[(]");
return strKey;
}
/// <summary>
/// 获取选择卡第一个可见列的索引
/// </summary>
/// <returns></returns>
private int GetSelectCardVisableColumnIndex(DataGridView grdSelectCard)
{
foreach (System.Windows.Forms.DataGridViewColumn col in grdSelectCard.Columns)
{
if (col.Visible && col.Width > 0)
return col.Index;
}
return -1;
}
/// <summary>
/// 绑定了选项卡的索引
/// </summary>
/// <returns></returns>
private int GetBindSelectionCardIndex(int ColumnIndex)
{
for (int i = 0; i < selectionCards.Length; i++)
{
if (selectionCards[i].BindColumnIndex == ColumnIndex)
{
return i;
}
}
return 0;
}
/// <summary>
/// 获取返回值
/// </summary>
/// <param name="grdSelectCard"></param>
/// <param name="dataSourceIsDataTable"></param>
/// <returns></returns>
private object GetReturnValue(CardDataGrid cardDataGrid)
{
try
{
int grdRowIndex = cardDataGrid.textdataGrid.CurrentCell.RowIndex;
return ((DataRowView)cardDataGrid.textdataGrid.Rows[grdRowIndex].DataBoundItem).Row;
}
catch (Exception err)
{
Console.WriteLine(err.Message);
return null;
}
}
/// <summary>
/// 获取指定行的下一个可见的，可编辑列
/// </summary>
/// <param name="currentColumnIndex"></param>
/// <param name="rowIndex"></param>
/// <remarks>如果是最后一行，则返回-1，调用程序需要自己处理是否增加行</remarks>
private int GetNextVisableEditColumnIndex(int currentColumnIndex, int rowIndex)
{
if (currentColumnIndex == Columns.Count - 1)
{
return -1;
}
else
{
while (true)
{
if (currentColumnIndex == Columns.Count)
{
return -1;
}
else
{
currentColumnIndex++;
if (currentColumnIndex == Columns.Count)
{
return -1;
}
if (Columns[currentColumnIndex].Visible && Columns[currentColumnIndex].ReadOnly == false)
{
return currentColumnIndex;
}
}
}
}
}
/// <summary>
/// 获取网格第一个可见列的索引
/// </summary>
/// <returns></returns>
private int GetGridVisibleFirstColumnIndex()
{
for (int i = 0; i < this.Columns.Count; i++)
{
if (this.Columns[i].Visible)
return i;
}
return -1;
}
/// <summary>
/// 跳转控制
/// </summary>
/// <param name="columnIndex">当前列索引</param>
/// <param name="rowIndex">当前行索引</param>
private void ColumnJumpControl(int columnIndex, int rowIndex)
{
int nextColumn = GetNextVisableEditColumnIndex(columnIndex, rowIndex);
if (nextColumn == -1)
{
if (rowIndex == this.Rows.Count - 1)
{
if (this[columnIndex, rowIndex].ReadOnly == false)
{
//if (this.DataSource != null)
//{
// try
// {
// //新增一行新纪录,回调一个新增一行的事件给这一行赋值
// DataTable dtS = (DataTable)this.DataSource;
// DataRow dr = dtS.NewRow();
// //加入事件
// if (UserAddGirdRow != null)
// UserAddGirdRow(dr);
// else
// {
// dtS.Rows.Add(dr);
// }
// }
// catch
// {
// throw new Exception("你给控件绑定的数据源不是DataTable！");
// }
//}
//else
//{
// this.Rows.Add();
//}
//rowIndex = this.Rows.Count - 1;
//nextColumn = GetNextVisableEditColumnIndex(-1, rowIndex);
//this.CurrentCell = this[nextColumn, rowIndex];
rowIndex = AddRow(delegate()
{
if (this[columnIndex, rowIndex].Value == DBNull.Value)
return false;
else
return true;
});
}
else
{
this.EndEdit();
}
}
else
{
rowIndex = rowIndex + 1;
nextColumn = GetNextVisableEditColumnIndex(-1, rowIndex);
if (nextColumn == -1)
nextColumn = GetGridVisibleFirstColumnIndex();
this.CurrentCell = this[nextColumn, rowIndex];
}
}
else
{
this.CurrentCell = this[nextColumn, rowIndex];
}
}
/// <summary>
/// 设置选择卡位置
/// </summary>
private void SetSelectCardLocation(int ColumnIndex, CardDataGrid cardDataGrid)
{
int grdX = 0;
int grdY = 0;
System.Windows.Forms.Control pctrl = this.Parent;
while (true)
{
if (pctrl is System.Windows.Forms.Form)
break;
else
{
grdX += pctrl.Left;
grdY += pctrl.Top;
pctrl = pctrl.Parent;
if (pctrl is System.Windows.Forms.Form)
{
break;
}
}
}
//窗体
System.Windows.Forms.Form parentForm = (System.Windows.Forms.Form)pctrl;
if (!parentForm.Controls.Contains(cardDataGrid))
{
parentForm.Controls.Add(cardDataGrid);
}
//正常情况下的坐标
grdX = grdX + this.Left + (this.RowHeadersVisible == true ? this.RowHeadersWidth : 0);
for (int i = 0; i < this.Columns.Count; i++)
{
if (this.Columns[i].Visible)
{
if (i == CurrentCell.ColumnIndex)
break;
else
grdX = grdX + Columns[i].Width;
}
}
//顶部Y坐标
grdY = grdY + this.Top + this.ColumnHeadersHeight;
//计算相对可见行是第几行
int visiableRowIndex = this.CurrentRow.Index - this.FirstDisplayedCell.RowIndex + 1;
grdY = grdY + this.RowTemplate.Height * visiableRowIndex;
int buttomLeft = parentForm.Height - grdY - this.RowTemplate.Height;//选项卡当前位置的底部与窗体下边界的距离(留1个行高的距离)
//如果超出下边界
if (cardDataGrid.Height > buttomLeft)
{
//在上面显示选择卡
grdY = grdY - this.RowTemplate.Height - cardDataGrid.Height;
if (grdY < 0)
grdY = 0;
else
grdY = grdY + 0;
}
else
{
grdY = grdY + 0;
}
int rightLeft = parentForm.Width - grdX; //选项卡当前位置的右部与窗体右边界的距离
int tmpx = grdX;//暂存
//如果超出右边界,选项卡的右部与窗体右边界对齐
if (cardDataGrid.Width > rightLeft)
{
grdX = grdX - cardDataGrid.Width + rightLeft - 10;
if (grdX < 0)
grdX = tmpx;
else
grdX = grdX - 0;
}
else
{
grdX = grdX + 0;
}
cardDataGrid.Location = new System.Drawing.Point(grdX, grdY);
cardDataGrid.BringToFront();
}
private void SetSelectNumKeyBoardLocation(int columnIndex)
{
int grdX = 0;
int grdY = 0;
System.Windows.Forms.Control pctrl = this.Parent;
while (true)
{
if (pctrl is System.Windows.Forms.Form)
break;
else
{
grdX += pctrl.Left;
grdY += pctrl.Top;
pctrl = pctrl.Parent;
if (pctrl is System.Windows.Forms.Form)
{
break;
}
}
}
//窗体
System.Windows.Forms.Form parentForm = (System.Windows.Forms.Form)pctrl;
if (!parentForm.Controls.Contains(numKeyBoard))
{
parentForm.Controls.Add(numKeyBoard);
}
//正常情况下的坐标
grdX = grdX + this.Left + (this.RowHeadersVisible == true ? this.RowHeadersWidth : 0);
for (int i = 0; i < this.Columns.Count; i++)
{
if (this.Columns[i].Visible)
{
if (i == CurrentCell.ColumnIndex)
break;
else
grdX = grdX + Columns[i].Width;
}
}
//顶部Y坐标
grdY = grdY + this.Top + this.ColumnHeadersHeight;
//计算相对可见行是第几行
int visiableRowIndex = this.CurrentRow.Index - this.FirstDisplayedCell.RowIndex + 1;
grdY = grdY + this.RowTemplate.Height * visiableRowIndex;
int buttomLeft = parentForm.Height - grdY - this.RowTemplate.Height;//选项卡当前位置的底部与窗体下边界的距离(留1个行高的距离)
//如果超出下边界
if (numKeyBoard.Height > buttomLeft)
{
//在上面显示选择卡
grdY = grdY - this.RowTemplate.Height - numKeyBoard.Height;
if (grdY < 0)
grdY = 0;
else
grdY = grdY + 0;
}
else
{
grdY = grdY + 0;
}
int rightLeft = parentForm.Width - grdX; //选项卡当前位置的右部与窗体右边界的距离
int tmpx = grdX;//暂存
//如果超出右边界,选项卡的右部与窗体右边界对齐
if (numKeyBoard.Width > rightLeft)
{
grdX = grdX - numKeyBoard.Width + rightLeft - 10;
if (grdX < 0)
grdX = tmpx;
else
grdX = grdX - 0;
}
else
{
grdX = grdX + 0;
}
numKeyBoard.Location = new System.Drawing.Point(grdX, grdY);
numKeyBoard.BringToFront();
}
/// <summary>
/// 判断指定的列是否绑定了选项卡
/// </summary>
/// <returns></returns>
private bool ColumnIsBindSelectionCard(int ColumnIndex, out int cardIndex)
{
if (selectionCards != null && cardDataGrids != null)
{
for (int i = 0; i < selectionCards.Length; i++)
{
if (selectionCards[i].BindColumnIndex == ColumnIndex)
{
cardIndex = i;
if (cardDataGrids[cardIndex] != null)
return true;
}
}
}
cardIndex = -1;
return false;
}
private bool ColumnIsBindSelectionNumKeyBoard(int ColumnIndex)
{
if (selectionNumKeyBoards != null)
{
for (int i = 0; i < selectionNumKeyBoards.Length; i++)
{
if (selectionNumKeyBoards[i].BindColumnIndex == ColumnIndex)
{
return true;
}
}
}
return false;
}
private void InitShowCard(int ColumnIndex,CardDataGrid cardDataGrid)
{
//if (PageNoChanged != null)
//{
// cardDataGrid.textpager.PageNoChanged += new PagerEventHandler(textpager_PageNoChanged);
// cardDataGrid.textpager.pageNo = 1;
//}
cardDataGrid.textdataGrid.DoubleClick += new EventHandler(dgvSelectCard_DoubleClick);
cardDataGrid.ClickLetter += new EventHandler(cardDataGrid_ClickLetter);
cardDataGrid.DeleteLetter += new EventHandler(cardDataGrid_DeleteLetter);
cardDataGrid.ConfirmLetter += new EventHandler(cardDataGrid_ConfirmLetter);
cardDataGrid.CloseLetter += new EventHandler(cardDataGrid_CloseLetter);
int cardIndex;
if (ColumnIsBindSelectionCard(ColumnIndex,out cardIndex))
{
DataGridViewColumn[] columns = null;
if (string.IsNullOrEmpty(selectionCards[cardIndex].CardColumn))
{
columns = new DataGridViewColumn[selectionCards[cardIndex].ShowCardColumns.Length];
for (int j = 0; j < selectionCards[cardIndex].ShowCardColumns.Length; j++)
{
columns[j] = selectionCards[cardIndex].ShowCardColumns[j];
}
}
else
{
string[] Columns = selectionCards[cardIndex].CardColumn.Split(new char[] { ‘,‘ });
columns = new DataGridViewColumn[Columns.Length];
for (int k = 0; k < columns.Length; k++)
{
string[] pms = Columns[k].Split(new char[] { ‘|‘ });
columns[k] = new DataGridViewTextBoxColumn();
columns[k].Name = "col" + pms[0];
columns[k].HeaderText = pms[1];
columns[k].DataPropertyName = pms[0];
if (pms[2] == "auto")
columns[k].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
else
columns[k].Width = Convert.ToInt32(pms[2]);
columns[k].ReadOnly = true;
columns[k].SortMode = System.Windows.Forms.DataGridViewColumnSortMode.NotSortable;
//columns[i].DefaultCellStyle = new DataGridViewCellStyle();
}
}
cardDataGrid.textdataGrid.Columns.Clear();
cardDataGrid.textdataGrid.Columns.AddRange(columns);
cardDataGrid.Tag = selectionCards[cardIndex];
DataGridViewSelectionCard selectionCardInfo = selectionCards[cardIndex];
cardDataGrid.Width = selectionCardInfo.CardSize.Width;
cardDataGrid.Height = selectionCardInfo.CardSize.Height;
cardDataGrid.textpager.IsPage = selectionCardInfo.IsPage;
cardDataGrid.textpager.DataSource = selectionCardInfo.DataSource;
}
cardDataGrid.letterpanel.Visible = IsShowLetter;
cardDataGrid.textpager.Visible = IsShowPage;
cardDataGrid.DrawLetter();
cardDataGrid.Hide();
if (PageNoChanged != null)
{
cardDataGrid.textpager.PageNoChanged += new PagerEventHandler(textpager_PageNoChanged);
cardDataGrid.textpager.pageNo = 1;
}
}
private void InitShowNumKeyBoard(int ColumnIndex, NumericKeyBoard numKeyBoard)
{
}
#region 事件
//1.显示ShowCard
protected override void OnEditingControlShowing(DataGridViewEditingControlShowingEventArgs e)
{
int columnIndex = this.CurrentCell.ColumnIndex;
if (e.Control.GetType() == typeof(System.Windows.Forms.DataGridViewTextBoxEditingControl))
{
editTextBox = (TextBox)e.Control;
if (editTextBoxKeyPressEventHandler == null)
{
editTextBoxKeyPressEventHandler = new KeyPressEventHandler(editTextBox_KeyPress);
editTextBox.KeyPress += editTextBoxKeyPressEventHandler;
//editTextBox.MouseWheel += new MouseEventHandler(editTextBox_MouseWheel);
}
if (editTextBoxTextChangeEventHandler == null)
{
editTextBoxTextChangeEventHandler = new EventHandler(editTextBox_TextChanged);
editTextBox.TextChanged += editTextBoxTextChangeEventHandler;
}
if (Columns[CurrentCell.ColumnIndex].GetType() == typeof(DataGridViewTextBoxColumn))
{
editTextBox.MaxLength = ((DataGridViewTextBoxColumn)Columns[CurrentCell.ColumnIndex]).MaxInputLength;
}
int cardIndex = -1;
if (ColumnIsBindSelectionCard(columnIndex, out cardIndex))
{
SetSelectCardLocation(columnIndex, cardDataGrids[cardIndex]);
if (hideSelectionCardWhenCustomInput == false)
{
cardDataGrids[cardIndex].Show();
//editTextBox_TextChanged(null, null);
cardGridBindDataSource();
}
else
cardDataGrids[cardIndex].Hide();
}
else if (ColumnIsBindSelectionNumKeyBoard(columnIndex))
{
SetSelectNumKeyBoardLocation(columnIndex);
numKeyBoard.Show();
//numKeyBoard.InitClickEvent();
}
}
}
private void cardGridBindDataSource()
{
int cardIndex = -1;
CardDataGrid cardDataGrid;
if (CurrentCell != null)
{
if (ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex))
{
if (cardDataGrids[cardIndex].Visible == false)
return;
}
else if (ColumnIsBindSelectionNumKeyBoard(CurrentCell.ColumnIndex))
{
return;
}
else
return;
}
cardDataGrid = cardDataGrids[cardIndex];
DataGridViewSelectionCard selectionCardInfo = (DataGridViewSelectionCard)cardDataGrid.Tag;
if (cardDataGrid.Visible == true && selectionCardInfo.IsPage == true)
{
if (selectionCardInfo.DataSource != null && selectionCardInfo.DataSource.Rows.Count > 0)
{
DataView dv = new DataView(selectionCardInfo.DataSource);
dv.RowFilter = "";
DataTable dt = dv.ToTable();
cardDataGrid.textpager.DataSource = dt;
if (dt.Rows.Count > 0)
cardDataGrid.textdataGrid.CurrentCell = cardDataGrid.textdataGrid[GetSelectCardVisableColumnIndex(cardDataGrid.textdataGrid), 0];
}
}
if (selectionCardInfo.IsPage == false)
{
if (selectionCardInfo.DataSource != null)
{
cardDataGrid.textpager.DataSource = selectionCardInfo.DataSource;
//cardDataGrid.textpager.pageNo = 1;
}
}
}
//2.进入编辑状态
protected override void OnCellEnter(DataGridViewCellEventArgs e)
{
this.BeginEdit(true);
base.OnCellEnter(e);
}
//2.点击编辑状态
protected override void OnCellClick(DataGridViewCellEventArgs e)
{
this.BeginEdit(true);
base.OnCellClick(e);
}
//3.结束编辑状态隐藏ShowCard
protected override void OnCellEndEdit(DataGridViewCellEventArgs e)
{
if (cardDataGrids != null)
for (int i = 0; i < cardDataGrids.Length; i++)
{
if (cardDataGrids[i] != null)
cardDataGrids[i].Hide();
}
if (numKeyBoard != null)
numKeyBoard.Hide();
base.OnCellEndEdit(e);
}
//3.离开隐藏ShowCard
protected override void OnLeave(EventArgs e)
{
if (cardDataGrids != null)
for (int i = 0; i < cardDataGrids.Length; i++)
{
if (cardDataGrids[i] != null && cardDataGrids[i].Visible && cardDataGrids[i].GetIsFocused())
{
editTextBox.Focus();
return;
}
else
if (cardDataGrids[i] != null)
cardDataGrids[i].Hide();
}
if (numKeyBoard != null)
if (numKeyBoard.GetIsFocused() && numKeyBoard.Visible)
{
editTextBox.Focus();
return;
}
else
numKeyBoard.Hide();
//this.EndEdit();
base.OnLeave(e);
}
//3.离开隐藏ShowCard
protected override void OnCellLeave(DataGridViewCellEventArgs e)
{
if (cardDataGrids != null)
for (int i = 0; i < cardDataGrids.Length; i++)
{
if (cardDataGrids[i] != null && cardDataGrids[i].Visible && cardDataGrids[i].GetIsFocused())
{
editTextBox.Focus();
return;
}
else
if (cardDataGrids[i] != null)
cardDataGrids[i].Hide();
}
if (numKeyBoard != null)
if (numKeyBoard.GetIsFocused() && numKeyBoard.Visible)
{
editTextBox.Focus();
return;
}
else
numKeyBoard.Hide();
//this.EndEdit();
base.OnCellLeave(e);
}
//4.按键控制
protected override bool ProcessCmdKey(ref System.Windows.Forms.Message msg, System.Windows.Forms.Keys keyData)
{
int cardIndex = -1;
if (CurrentCell != null && ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex))
{
CardDataGrid cardDataGrid = cardDataGrids[cardIndex];
if (cardDataGrid.Visible == true)
{
DataGridViewSelectionCard selectCardInfo = ((DataGridViewSelectionCard)cardDataGrid.Tag);
DataGridViewColumn currentColumn = (DataGridViewColumn)Columns[CurrentCell.ColumnIndex];
#region up and down key
if (keyData == Keys.Up || keyData == Keys.Down || keyData == Keys.Left || keyData == Keys.Right)
{
if (keyData == Keys.Left || keyData == Keys.Right)
return true;
if (cardDataGrid.textdataGrid.Rows.Count == 0)
return true;
int selectionCardColIndex = cardDataGrid.textdataGrid.CurrentCell.ColumnIndex;
int selectionCardRowIndex = cardDataGrid.textdataGrid.CurrentCell.RowIndex;
if (keyData == Keys.Up)
{
if (selectionCardRowIndex > 0)
selectionCardRowIndex = selectionCardRowIndex - 1;
else
selectionCardRowIndex = 0;
cardDataGrid.textdataGrid.CurrentCell = cardDataGrid.textdataGrid[selectionCardColIndex, selectionCardRowIndex];
}
else
{
if (selectionCardRowIndex == cardDataGrid.textdataGrid.Rows.Count - 1)
selectionCardRowIndex = cardDataGrid.textdataGrid.Rows.Count - 1;
else
selectionCardRowIndex = selectionCardRowIndex + 1;
cardDataGrid.textdataGrid.CurrentCell = cardDataGrid.textdataGrid[selectionCardColIndex, selectionCardRowIndex];
}
return true;//返回true，控件不响应键盘事件
}
#endregion
#region enter key
if (keyData == Keys.Enter)
{
//触发选择事件并跳转
if (cardDataGrid.textdataGrid.Rows.Count == 0)
return true;
else
{
//判断是否是空行
bool isEmptyRow = true;
for (int i = 0; i < cardDataGrid.textdataGrid.Columns.Count; i++)
{
int keyRow = cardDataGrid.textdataGrid.CurrentRow.Index;
if (cardDataGrid.textdataGrid[i, keyRow].Value != null && cardDataGrid.textdataGrid[i, keyRow].Value.ToString().Trim() != "")
{
isEmptyRow = false;
break;
}
}
if (isEmptyRow)
return true;
}
bool stopJump = false; //辅助参数，用户返回用户是否决定跳转
int customNextColumnIndex = CurrentCell.ColumnIndex; //设置用户可能定义的下一个跳转列
this.EndEdit();
if (SelectCardRowSelected != null)
SelectCardRowSelected(GetReturnValue(cardDataGrid), ref stopJump, ref customNextColumnIndex);
cardDataGrid.Hide();
if (!stopJump)
{
if (customNextColumnIndex == CurrentCell.ColumnIndex)
{
//如果用户没有指定自定义的列，按可编辑列顺序跳转
ColumnJumpControl(CurrentCell.ColumnIndex, CurrentCell.RowIndex);
}
else
{
//跳转到指定的列
this.CurrentCell = this[customNextColumnIndex, CurrentCell.RowIndex];
}
}
return true;
}
#endregion
#region page key
if (keyData == Keys.PageUp || keyData == Keys.PageDown)
{
if (keyData == Keys.PageDown)
{
cardDataGrid.textpager.pageNo += 1;
}
if (keyData == Keys.PageUp)
{
cardDataGrid.textpager.pageNo -= 1;
}
return true;
}
#endregion
#region space
if (keyData == Keys.Space)
{
pressSpaceKey = true;
editTextBox_TextChanged(null, null);
pressSpaceKey = false;
return true;
}
#endregion
}
else
{
if (keyData == Keys.Enter && CurrentCell != null)
{
bool jumpStop = false;
if (this.DataGridViewCellPressEnterKey != null)
{
this.DataGridViewCellPressEnterKey(this, base.CurrentCell.ColumnIndex, base.CurrentCell.RowIndex, ref jumpStop);
}
if (!jumpStop)
{
this.ColumnJumpControl(base.CurrentCell.ColumnIndex, base.CurrentCell.RowIndex);
}
return true;
}
if ((int)keyData >= 48 && (int)keyData <= 57 && CurrentCell != null)
{
if (ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex))
{
if (cardDataGrid.Visible == false)
{
return true;
}
}
}
}
}
else if (CurrentCell != null && ColumnIsBindSelectionNumKeyBoard(CurrentCell.ColumnIndex))
{
if (keyData == Keys.Enter && CurrentCell != null)
{
bool jumpStop = false;
if (this.DataGridViewCellPressEnterKey != null)
{
this.DataGridViewCellPressEnterKey(this, base.CurrentCell.ColumnIndex, base.CurrentCell.RowIndex, ref jumpStop);
}
if (!jumpStop)
{
this.ColumnJumpControl(base.CurrentCell.ColumnIndex, base.CurrentCell.RowIndex);
}
//ColumnJumpControl(CurrentCell.ColumnIndex, CurrentCell.RowIndex);
return true;
}
}
if (keyData == Keys.Enter && CurrentCell != null)
{
bool jumpStop = false;
if (this.DataGridViewCellPressEnterKey != null)
{
this.DataGridViewCellPressEnterKey(this, base.CurrentCell.ColumnIndex, base.CurrentCell.RowIndex, ref jumpStop);
}
if (!jumpStop)
{
this.ColumnJumpControl(base.CurrentCell.ColumnIndex, base.CurrentCell.RowIndex);
}
return true;
}
return base.ProcessCmdKey(ref msg, keyData);
}
protected override void OnMouseWheel(MouseEventArgs e)
{
int cardIndex = -1;
CardDataGrid cardDataGrid = null;
if (CurrentCell == null) return;
if (ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex))
{
cardDataGrid = cardDataGrids[cardIndex];
if (cardDataGrid.Visible == true)
{
int row = cardDataGrid.textdataGrid.CurrentCell.RowIndex;
int col = cardDataGrid.textdataGrid.CurrentCell.ColumnIndex;
int val = e.Delta;
if (val > 0)//上滚
{
if (row > 0)
cardDataGrid.textdataGrid.CurrentCell = cardDataGrid.textdataGrid[col, row - 1];
}
else//下滚
{
if (row < cardDataGrid.textdataGrid.Rows.Count - 1)
cardDataGrid.textdataGrid.CurrentCell = cardDataGrid.textdataGrid[col, row + 1];
}
}
}
else
{
if (cardDataGrids != null)
for (int i = 0; i < cardDataGrids.Length; i++)
{
if (cardDataGrids[i] != null && cardDataGrids[i].Visible == true)
{
return;
}
}
if (numKeyBoard != null)
numKeyBoard.Hide();
base.OnMouseWheel(e);
}
}
protected override void OnScroll(ScrollEventArgs e)
{
if (cardDataGrids != null)
for (int i = 0; i < cardDataGrids.Length; i++)
{
if (cardDataGrids[i] != null && cardDataGrids[i].Visible == true)
{
e.NewValue = e.OldValue;
}
}
if (numKeyBoard != null)
numKeyBoard.Hide();
base.OnScroll(e);
}
protected override void OnDataError(bool displayErrorDialogIfNoHandler, DataGridViewDataErrorEventArgs e)
{
e.Cancel = false;
//base.OnDataError(displayErrorDialogIfNoHandler, e);
return;
}
//7.文本过滤
void editTextBox_TextChanged(object sender, EventArgs e)
{
int cardIndex = -1;
CardDataGrid cardDataGrid;
if (CurrentCell != null)
{
if (ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex))
{
if (cardDataGrids[cardIndex].Visible == false)
return;
}
else if (ColumnIsBindSelectionNumKeyBoard(CurrentCell.ColumnIndex))
{
return;
}
else
return;
}
cardDataGrid = cardDataGrids[cardIndex];
DataGridViewSelectionCard selectionCardInfo = (DataGridViewSelectionCard)cardDataGrid.Tag;
if (cardDataGrid.Visible == true && selectionCardInfo.IsPage == true)
{
//过滤选项卡数据
string filterString = "";
string s1 = "%";
string s2 = "%";
string keyWord = FormatKeyword(editTextBox.Text);
if (!pressSpaceKey)
{
if (selectionCardInfo.SelectCardFilterType == MatchModes.ByFirstChar)
s1 = "";
filterString = "";
if (selectionCardInfo.QueryFields != null)
{
for (int i = 0; i < selectionCardInfo.QueryFields.Length - 1; i++)
{
filterString += selectionCardInfo.QueryFields[i] + " like ‘" + s1 + keyWord + s2 + "‘ or ";
}
filterString += selectionCardInfo.QueryFields[selectionCardInfo.QueryFields.Length - 1] + " like ‘" + s1 + keyWord + s2 + "‘";
}
}
else
{
filterString = "";
if (selectionCardInfo.QueryFields != null)
{
for (int i = 0; i < selectionCardInfo.QueryFields.Length - 1; i++)
{
filterString += selectionCardInfo.QueryFields[i] + " = ‘" + keyWord + "‘ or ";
}
filterString += selectionCardInfo.QueryFields[selectionCardInfo.QueryFields.Length - 1] + " = ‘" + keyWord + "‘";
}
}
if (selectionCardInfo.DataSource != null && selectionCardInfo.DataSource.Rows.Count>0)
{
DataView dv = new DataView(selectionCardInfo.DataSource);
dv.RowFilter = filterString;
DataTable dt= dv.ToTable();
cardDataGrid.textpager.DataSource = dt;
//DataRow[] drs = selectionCardInfo.DataSource.Select(filterString);
//DataTable dt = selectionCardInfo.DataSource.Clone();
//for (int i = 0; i < drs.Length; i++)
//{
// dt.Rows.Add(drs[i].ItemArray);
//}
//cardDataGrid.textpager.DataSource = dt;
if (dt.Rows.Count > 0)
cardDataGrid.textdataGrid.CurrentCell = cardDataGrid.textdataGrid[GetSelectCardVisableColumnIndex(cardDataGrid.textdataGrid), 0];
}
}
if (selectionCardInfo.IsPage == false)
{
if (selectionCardInfo.DataSource != null)
{
cardDataGrid.textpager.DataSource = selectionCardInfo.DataSource;
cardDataGrid.textpager.pageNo = 1;
}
}
}
void editTextBox_KeyPress(object sender, KeyPressEventArgs e)
{
if (CurrentCell.IsInEditMode)
{
int cardIndex = -1;
CardDataGrid cardDataGrid;
if (ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex) && cardDataGrids[cardIndex].Visible == true)
{
cardDataGrid = cardDataGrids[cardIndex];
bool showCardVisable = true;
DataGridViewSelectionCard selectCardInfo = ((DataGridViewSelectionCard)cardDataGrid.Tag);
if (((int)e.KeyChar >= 48 && (int)e.KeyChar <= 57) && showCardVisable == true && IsInputNumSelectedCard==true)
{
bool isEmptyRow = true;
for (int i = 0; i < cardDataGrid.textdataGrid.Columns.Count; i++)
{
int keyRow = Convert.ToInt32(e.KeyChar.ToString()) - 1;
if (keyRow < 0)
keyRow = 9;
if (keyRow > cardDataGrid.textdataGrid.Rows.Count - 1)
{
isEmptyRow = true;
break;
}
if (cardDataGrid.textdataGrid[i, keyRow].Value != null && cardDataGrid.textdataGrid[i, keyRow].Value.ToString() != "")
{
isEmptyRow = false;
break;
}
}
if (!isEmptyRow)
{
int rowIndex = Convert.ToInt32(e.KeyChar.ToString()) - 1;
if (rowIndex == -1)
rowIndex = 9;
if (rowIndex > cardDataGrid.textdataGrid.Rows.Count - 1)
{
e.Handled = true;
return;
}
cardDataGrid.textdataGrid.CurrentCell = cardDataGrid.textdataGrid[GetSelectCardVisableColumnIndex(cardDataGrid.textdataGrid), rowIndex];
this.Focus();
e.Handled = true;
this.EndEdit();
System.Windows.Forms.Message msg = new System.Windows.Forms.Message();
ProcessCmdKey(ref msg, System.Windows.Forms.Keys.Enter);
}
else
{
e.Handled = true;
return;
}
}
}
else
{
int keyAsc = (int)e.KeyChar;
if (Columns[CurrentCell.ColumnIndex].GetType() != typeof(DataGridViewTextBoxColumn))
{
e.Handled = false;
return;
}
if (keyAsc == 8 || keyAsc == 13)
e.Handled = false;
}
}
else
{
int cardIndex = -1;
CardDataGrid cardDataGrid=null;
if (ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex) && cardDataGrids[cardIndex].Visible == true)
{
cardDataGrid = cardDataGrids[cardIndex];
cardDataGrid.Hide();
}
}
}
void editTextBox_MouseWheel(object sender, MouseEventArgs e)
{
if (CurrentCell.IsInEditMode)
{
int cardIndex = -1;
CardDataGrid cardDataGrid=null;
if (ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex) && cardDataGrids[cardIndex].Visible == true)
{
int row = cardDataGrid.textdataGrid.CurrentCell.RowIndex;
int col = cardDataGrid.textdataGrid.CurrentCell.ColumnIndex;
int val = e.Delta;
if (val > 0)//上滚
{
if (row > 0)
cardDataGrid.textdataGrid.CurrentCell = cardDataGrid.textdataGrid[col, row - 1];
}
else//下滚
{
if (row < cardDataGrid.textdataGrid.Rows.Count - 1)
cardDataGrid.textdataGrid.CurrentCell = cardDataGrid.textdataGrid[col, row + 1];
}
}
}
}
void dgvSelectCard_DoubleClick(object sender, EventArgs e)
{
DataGridView grd = (DataGridView)sender;
if (grd != null)
{
System.Windows.Forms.Message msg = new System.Windows.Forms.Message();
ProcessCmdKey(ref msg, System.Windows.Forms.Keys.Enter);
}
}
void textpager_PageNoChanged(object sender, int pageNo, int pageSize)
{
if (this.CurrentCell != null)
PageNoChanged(this, GetBindSelectionCardIndex(this.CurrentCell.ColumnIndex), pageNo, pageSize, FormatKeyword(editTextBox.Text));
}
void cardDataGrid_CloseLetter(object sender, EventArgs e)
{
int cardIndex = -1;
if (ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex) && cardDataGrids[cardIndex].Visible == true)
{
cardDataGrids[cardIndex].Hide();
}
}
void cardDataGrid_ConfirmLetter(object sender, EventArgs e)
{
int cardIndex = -1;
if (ColumnIsBindSelectionCard(CurrentCell.ColumnIndex, out cardIndex) && cardDataGrids[cardIndex].Visible == true)
{
dgvSelectCard_DoubleClick(cardDataGrids[cardIndex].textdataGrid, null);
}
}
void cardDataGrid_DeleteLetter(object sender, EventArgs e)
{
if (editTextBox.Text.Length > 0)
editTextBox.Text = editTextBox.Text.Substring(0, editTextBox.Text.Length - 1);
editTextBox.SelectionStart = editTextBox.Text.Length;
}
void cardDataGrid_ClickLetter(object sender, EventArgs e)
{
editTextBox.Text += (sender as Label).Text.ToLower();
editTextBox.SelectionStart = editTextBox.Text.Length;
}
protected override void OnPaint(PaintEventArgs pe)
{
base.OnPaint(pe);
}
#endregion
#region 自定义属性
/// <summary>
/// 当自定输入的时候隐藏选项卡
/// </summary>
private bool hideSelectionCardWhenCustomInput = false;
[Description("当自定输入的时候是否隐藏选项卡")]
public bool HideSelectionCardWhenCustomInput
{
get
{
return hideSelectionCardWhenCustomInput;
}
set
{
hideSelectionCardWhenCustomInput = value;
}
}
/// <summary>
/// 绑定的选项卡数组
/// </summary>
private DataGridViewSelectionCard[] selectionCards;
[Description("获取或设置选项卡")]
public DataGridViewSelectionCard[] SelectionCards
{
get
{
return selectionCards;
}
set
{
selectionCards = value;
if (selectionCards != null)
cardDataGrids = new CardDataGrid[selectionCards.Length];
}
}
private DataGridViewSelectionNumericKeyBoard[] selectionNumKeyBoards;
[Description("获取或设置数字键盘")]
public DataGridViewSelectionNumericKeyBoard[] SelectionNumKeyBoards
{
get
{
return selectionNumKeyBoards;
}
set
{
selectionNumKeyBoards = value;
if (selectionNumKeyBoards != null)
{
numKeyBoard = new NumericKeyBoard();
numKeyBoard.ClickNum += new EventHandler(numKeyBoard_ClickNum);
numKeyBoard.ConfirmNum += new EventHandler(numKeyBoard_ConfirmNum);
numKeyBoard.DeleteNum += new EventHandler(numKeyBoard_DeleteNum);
numKeyBoard.InitClickEvent();
numKeyBoard.Hide();
}
}
}
void numKeyBoard_DeleteNum(object sender, EventArgs e)
{
if (editTextBox.Text.Length > 0)
editTextBox.Text = editTextBox.Text.Substring(0, editTextBox.Text.Length - 1);
editTextBox.SelectionStart = editTextBox.Text.Length;
}
void numKeyBoard_ConfirmNum(object sender, EventArgs e)
{
System.Windows.Forms.Message msg = new System.Windows.Forms.Message();
ProcessCmdKey(ref msg, System.Windows.Forms.Keys.Enter);
}
void numKeyBoard_ClickNum(object sender, EventArgs e)
{
editTextBox.Text += (sender as LabelX).Tag.ToString().ToLower();
editTextBox.SelectionStart = editTextBox.Text.Length;
}
private bool _isShowLetter = false;
[Description("是否显示过滤字母")]
public bool IsShowLetter
{
get { return _isShowLetter; }
set { _isShowLetter = value; }
}
private bool _isShowPage = false;
[Description("是否显示分页条")]
public bool IsShowPage
{
get { return _isShowPage; }
set { _isShowPage = value; }
}
private bool _IsInputNumSelectedCard = true;
[Description("是否输入数字选定")]
public bool IsInputNumSelectedCard
{
get { return _IsInputNumSelectedCard; }
set { _IsInputNumSelectedCard = value; }
}
#endregion
#region 自定义事件
//6.翻页的事件
[Description("翻页的事件，结合DataGridViewSelectionCard属性的IsPage=false属性使用")]
public event PagerGridEventHandler PageNoChanged;
//5.选择后的事件
[Description("用户选定选择卡记录后触发")]
public event OnSelectCardRowSelectedHandle SelectCardRowSelected;
//6.新增一行的事件
[Description("用户新增一行记录时触发")]
public event UserAddGirdRowHandler UserAddGirdRow;
[Description("用户在单元格回车键")]
public event OnDataGridViewCellPressEnterKeyHandle DataGridViewCellPressEnterKey;
#endregion
#region 控件开放的方法
/// <summary>
/// 给Gird新增一行
/// </summary>
public int AddRow()
{
if (this.DataSource != null)
{
try
{
//新增一行新纪录,回调一个新增一行的事件给这一行赋值
DataTable dtS = (DataTable)this.DataSource;
DataRow dr = dtS.NewRow();
//加入事件
//if (UserAddGirdRow != null)
// UserAddGirdRow(dr);
dtS.Rows.Add(dr);
}
catch
{
throw new Exception("你给控件绑定的数据源不是DataTable！");
}
}
else
{
this.Rows.Add();
}
int rowIndex = this.Rows.Count - 1;
int nextColumn = GetNextVisableEditColumnIndex(-1, rowIndex);
this.CurrentCell = this[nextColumn, rowIndex];
return rowIndex;
}
/// <summary>
/// 给Gird新增一行
/// </summary>
public int AddRow(UserAddGridRowCustom userAdd)
{
if (this.DataSource != null)
{
try
{
if (userAdd != null && userAdd() == true)
{
//新增一行新纪录,回调一个新增一行的事件给这一行赋值
DataTable dtS = (DataTable)this.DataSource;
DataRow dr = dtS.NewRow();
//加入事件
//if (UserAddGirdRow != null)
// UserAddGirdRow(dr);
dtS.Rows.Add(dr);
}
}
catch
{
throw new Exception("你给控件绑定的数据源不是DataTable！");
}
}
else
{
this.Rows.Add();
}
int rowIndex = this.Rows.Count - 1;
int nextColumn = GetNextVisableEditColumnIndex(-1, rowIndex);
this.CurrentCell = this[nextColumn, rowIndex];
return rowIndex;
}
public void BindSelectionCardDataSource(int index, DataTable DataSource)
{
if (selectionCards.Length > 0 && selectionCards.Length>index)
{
selectionCards[index].DataSource = DataSource;
cardDataGrids[index]=new CardDataGrid();
InitShowCard(selectionCards[index].BindColumnIndex, cardDataGrids[index]);
}
}
#endregion
}
}
原文：http://www.cnblogs.com/HelloWenYuan/p/5693511.html