DEV 中控件 DevExpress GridControl 颜色填充美化操作详解
废话不多说，直接上代码！
/***
* Title："Winfrom" 项目
* 主题：GridControl帮助类
* Description：
* 功能：
* 1、设置表格标题背景颜色
* 2、设置选中行颜色
* 3、设置奇偶行背景颜色
* 4、设置表格指定行列的背景色
* 5、获取到GridView的所有字段
* 6、获取到GridView的所有备注名称
* 7、修改表格指定的标题头名称
* 8、给GridControl组件填充内容
* Date：2021
* Version：0.1版本
* Author：Coffee
* Modify Recoder：
*/
using DevExpress.XtraGrid;
using DevExpress.XtraGrid.Columns;
using DevExpress.XtraGrid.Views.Grid;
using System;
using System.Collections.Generic;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Utils
{
class GridControlHelper
{
///
/// 设置表格标题背景颜色
///
/// gridView组件
/// 表格列索引
/// 颜色
public static void SetGridViewHeaderBackColor(GridView gridView,
int columnIndex, Color color)
{
if (gridView != null && gridView.Columns.Count>0 && columnIndex >= 0)
{
gridView.Columns[columnIndex].AppearanceHeader.BackColor = color;
}
}
///
/// 设置表格标题背景颜色
///
/// gridView组件
/// 表格列索引
/// 颜色
public static void SetGridViewHeaderBackColor(GridView gridView,
string columnName, Color color)
{
if (gridView != null && gridView.Columns.Count > 0 && !string.IsNullOrEmpty(columnName))
{
gridView.Columns[columnName].AppearanceHeader.BackColor = color;
}
}
///
/// 设置选中行颜色
///
/// GridView组件
public static void SetSelectedRowColor(GridView gridView, Color selectedRowColor, Color focusedColor)
{
gridView.Appearance.SelectedRow.BackColor = selectedRowColor;
gridView.Appearance.FocusedRow.BackColor = focusedColor;
}
///
/// 设置奇偶行背景颜色，统一风格
///
/// gridView组件
/// 奇数行颜色
/// 偶数行颜色
public static void SetOddEvenRowColor(GridView gridView, Color oddColor, Color evenColor)
{
gridView.Appearance.OddRow.BackColor = oddColor;
gridView.Appearance.EvenRow.BackColor = evenColor;
gridView.OptionsView.EnableAppearanceOddRow = true;
gridView.OptionsView.EnableAppearanceEvenRow = true;
}
///
/// 设置表格指定行列的背景色
///
/// gridView组件
/// 列索引
/// 列的背景颜色1
/// 列的背景颜色2
/// 聚焦时颜色
public static void SetGridColumnBackColor(GridView gridView,int columnIndex,
Color backColor, Color backColor2, Color foreColor)
{
if (gridView != null && columnIndex >= 0)
{
GridColumn colID = gridView.Columns[columnIndex];
colID.AppearanceCell.BackColor = backColor;
colID.AppearanceCell.BackColor2 = backColor2;
colID.AppearanceCell.ForeColor = foreColor;
}
}
///
/// 设置表格指定行列的背景色
///
/// gridView组件
/// 列索引
/// 列的背景颜色1
/// 列的背景颜色2
/// 聚焦时颜色
public static void SetGridColumnBackColor(GridView gridView, string columnFieldName,
Color backColor, Color backColor2, Color foreColor)
{
if (gridView != null && !string.IsNullOrEmpty(columnFieldName))
{
GridColumn colID = gridView.Columns[columnFieldName];
colID.AppearanceCell.BackColor = backColor;
colID.AppearanceCell.BackColor2 = backColor2;
colID.AppearanceCell.ForeColor = foreColor;
}
}
///
/// 获取到GridView的所有字段
///
/// GridView组件
/// GetAllFieldOfGrirdView(GridView gridView)
{
List tmpList = new List();
if (gridView != null && gridView.Columns.Count > 0)
{
int count = gridView.Columns.Count;
for (int i = 0; i < count; i++)
{
tmpList.Add(gridView.Columns[i].FieldName);
}
}
return tmpList;
}
///
/// 获取到GridView的所有备注名称
///
/// GridView组件
/// GetAllCaptionOfGrirdView(GridView gridView)
{
List tmpList = new List();
if (gridView != null && gridView.Columns.Count > 0)
{
int count = gridView.Columns.Count;
for (int i = 0; i < count; i++)
{
tmpList.Add(gridView.Columns[i].Caption);
}
}
return tmpList;
}
///
/// 修改表格指定的标题头名称
///
/// GirdView表格
/// 需要修改列标题名称的索引
/// 修改后的列标题的名称
public static void ModifyGridViewTitleHeader(GridView gridView, int columnIndex, string headerName)
{
if (gridView != null && columnIndex > 0 && !string.IsNullOrEmpty(headerName))
{
gridView.Columns[columnIndex].Caption = headerName;
}
}
///
/// 修改表格指定的标题头名称
///
/// GirdView表格
/// 需要修改列标题名称的字段名
/// 修改后的列标题的名称
public static void ModifyGridViewTitleHeader(GridView gridView, string columnName, string headerName)
{
if (gridView != null && !string.IsNullOrEmpty(columnName) && !string.IsNullOrEmpty(headerName))
{
gridView.Columns[columnName].Caption = headerName;
}
}
///
/// 给GridControl组件填充内容
///
/// gridControl组件名称
/// gridView组件名称
/// dataTable数据
public static void FillDatasToGridControl(GridControl gridControl, GridView gridView, DataTable dataTable)
{
gridControl.DataSource = dataTable;
gridControl.Refresh();
gridView.BestFitColumns();
}
}
//修改表格的背景颜色
private void gridView1_CustomDrawCell(object sender, DevExpress.XtraGrid.Views.Base.RowCellCustomDrawEventArgs e)
{
//修改指定单元格的颜色
if (modifyCellBackColor && e.Column.FieldName == "Work")
{
string strName = gridView1.GetRowCellDisplayText(e.RowHandle, gridView1.Columns["Work"]);
//实现修改指定格的颜色
if (strName.Equals("技术主管"))
{
e.Appearance.BackColor = Color.SkyBlue;
e.Appearance.BackColor2 = Color.LightCyan;
}
}
//修改指定单元格的颜色
if (modifyColumnBackColor && e.Column.FieldName == "Sex")
{
string strName = gridView1.GetRowCellDisplayText(e.RowHandle, gridView1.Columns["Sex"]);
//实现修改指定列的颜色
if (!string.IsNullOrEmpty(strName))
{
e.Appearance.BackColor = Color.OrangeRed;
}
}
DataRow dr = gridView1.GetDataRow(e.RowHandle);
if (dr != null)
{
//修改指定值对应行的背景颜色
if (modifySingleRowBackColor && dr["Work"].ToString() == "产品经理")
{
e.Appearance.BackColor = Color.SkyBlue;
}
//修改指定行背景颜色
if (modifyMutiRowBackColor && e.RowHandle >= 6 && e.RowHandle <= 8)
{
e.Appearance.BackColor = Color.Pink;
}
}
gridView1.RefreshData();
}
#region 修改背景
private bool modifyCellBackColor = false;
private bool modifyColumnBackColor = false;
private bool modifySingleRowBackColor = false;
private bool modifyMutiRowBackColor = false;
//修改标题头背景颜色
private void simpleButton5_Click(object sender, EventArgs e)
{
//设置标题头背景颜色
GridControlHelper.SetGridViewHeaderBackColor(gridView1, 0, Color.BlueViolet);
GridControlHelper.SetGridViewHeaderBackColor(gridView1, 3, Color.OrangeRed);
GridControlHelper.SetGridViewHeaderBackColor(gridView1, 5, Color.LightGreen);
GridControlHelper.SetGridViewHeaderBackColor(gridView1, "Name", Color.BlueViolet);
GridControlHelper.SetGridViewHeaderBackColor(gridView1, "Email", Color.OrangeRed);
GridControlHelper.SetGridViewHeaderBackColor(gridView1, "Work", Color.LightGreen);
}
//修改指定单元格背景
private void simpleButton1_Click(object sender, EventArgs e)
{
modifyCellBackColor = true;
modifyColumnBackColor = false;
modifySingleRowBackColor = false;
modifyMutiRowBackColor = false;
}
//修改指定列背景
private void simpleButton2_Click(object sender, EventArgs e)
{
modifyCellBackColor = false;
modifyColumnBackColor = true;
modifySingleRowBackColor = false;
modifyMutiRowBackColor = false;
GridControlHelper.SetGridColumnBackColor(gridView1,2,Color.SkyBlue,Color.DeepPink,Color.Yellow);
}
//修改指定行背景
private void simpleButton3_Click(object sender, EventArgs e)
{
modifyCellBackColor = false;
modifyColumnBackColor = false;
modifySingleRowBackColor = true;
modifyMutiRowBackColor = false;
}
//修改多行背景
private void simpleButton4_Click(object sender, EventArgs e)
{
modifyCellBackColor = false;
modifyColumnBackColor = false;
modifySingleRowBackColor = false;
modifyMutiRowBackColor = true;
}
#endregion
private void gridView1_ShownEditor(object sender, EventArgs e)
{
//修改选中的单元格颜色
gridView1.ActiveEditor.BackColor = Color.GreenYellow;
}
//设置表格的奇偶行颜色
private void simpleButton6_Click(object sender, EventArgs e)
{
GridControlHelper.SetOddEvenRowColor(gridView1,Color.LightSkyBlue,Color.Aqua);
}
//获取选中行的信息
private void gridView1_RowClick(object sender, RowClickEventArgs e)
{
//当前选定行
int i = this.gridView1.FocusedRowHandle;
//选中行,列名为name的值
gridView1.GetRowCellDisplayText(i, gridView1.Columns["name"]);
if (e.Button == MouseButtons.Left)
{
labelControl1.Text="按下鼠标左键";
}
if (e.Button == MouseButtons.Right)
{
labelControl1.Text = "按下鼠标右键";
}
if (e.Clicks == 1)
{
labelControl1.Text = "单击";
}
if (e.Clicks == 2)
{
labelControl1.Text = "双击";
}
}
private void gridView1_RowCellClick(object sender, RowCellClickEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
labelControl1.Text = "按下鼠标左键2";
}
if (e.Button == MouseButtons.Right)
{
labelControl1.Text = "按下鼠标右键2";
}
if (e.Clicks == 1)
{
labelControl1.Text = "单击2";
}
if (e.Clicks == 2)
{
labelControl1.Text = "双击2";
}
}
private void gridView1_MouseDown(object sender, MouseEventArgs e)
{
//if (e.Button == MouseButtons.Left)
//{
// labelControl1.Text = "按下鼠标左键3";
//}
//if (e.Button == MouseButtons.Right)
//{
// labelControl1.Text = "按下鼠标右键3";
//}
}
//获取选中行的数据（常用）
private void gridView1_FocusedRowChanged(object sender, FocusedRowChangedEventArgs e)
{
labelControl1.Text = "";
for (int i = 0; i < gridView1.Columns.Count; i++)
{
int[] selectRow = gridView1.GetSelectedRows();
//获取到当前行的所有数据
string str = gridView1.GetDataRow(selectRow[0])[gridView1.Columns[i].FieldName].ToString();
labelControl1.Text += " " + str;
}
}
//获取表格的所有标题字段
private void simpleButton7_Click(object sender, EventArgs e)
{
List tmpFieldlist = GridControlHelper.GetAllFieldOfGrirdView(gridView1);
string tmpStr = null;
foreach (var item in tmpFieldlist)
{
tmpStr += " " + item;
}
labelControl1.Text = tmpStr;
}
//获取表格的所有标题名称
private void simpleButton8_Click(object sender, EventArgs e)
{
List tmpCaptionlist = GridControlHelper.GetAllCaptionOfGrirdView(gridView1);
string tmpStr = null;
foreach (var item in tmpCaptionlist)
{
tmpStr += " " + item;
}
labelControl1.Text = tmpStr;
}
//修改标题标题头名称
private void simpleButton9_Click(object sender, EventArgs e)
{
GridControlHelper.ModifyGridViewTitleHeader(gridView1,2,"修改年龄标题名称");
GridControlHelper.ModifyGridViewTitleHeader(gridView1, "Email", "修改邮箱标题名称");
}
}
}