本文整理汇总了C#中System.Windows.Forms.DataGridViewRowContextMenuStripNeededEventArgs类的典型用法代码示例。如果您正苦于以下问题:C# DataGridViewRowContextMenuStripNeededEventArgs类的具体用法?C# DataGridViewRowContextMenuStripNeededEventArgs怎么用?C# DataGridViewRowContextMenuStripNeededEventArgs使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
DataGridViewRowContextMenuStripNeededEventArgs类属于System.Windows.Forms命名空间,在下文中一共展示了DataGridViewRowContextMenuStripNeededEventArgs类的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: DataGridView
#region Using directives
using System;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Windows.Forms;
#endregion
class Form1 : Form
{
private DataGridView dataGridView1 = new DataGridView();
private ContextMenuStrip employeeMenuStrip = new ContextMenuStrip();
private ContextMenuStrip managerMenuStrip = new ContextMenuStrip();
private ToolStripMenuItem toolStripMenuItem1 = new ToolStripMenuItem();
private ToolStripMenuItem toolStripMenuItem2 = new ToolStripMenuItem();
private ToolStripMenuItem toolStripMenuItem3 = new ToolStripMenuItem();
private int contextMenuRowIndex;
public Form1()
{
// Initialize the form.
// This code can be replaced with designer generated code.
this.Size = new Size(700, 300);
this.Controls.Add(dataGridView1);
toolStripMenuItem1.Text = "View Employee Sales Report";
toolStripMenuItem2.Text = "View Team Sales Report";
toolStripMenuItem3.Text = "View Company Sales Team Ranking Report";
}
protected override void OnLoad(EventArgs e)
{
dataGridView1.DataBindingComplete +=
new DataGridViewBindingCompleteEventHandler(
dataGridView1_DataBindingComplete);
dataGridView1.CellToolTipTextNeeded +=
new DataGridViewCellToolTipTextNeededEventHandler(
dataGridView1_CellToolTipTextNeeded);
dataGridView1.RowContextMenuStripNeeded +=
new DataGridViewRowContextMenuStripNeededEventHandler(
dataGridView1_RowContextMenuStripNeeded);
toolStripMenuItem1.Click +=
new EventHandler(toolStripMenuItem1_Click);
toolStripMenuItem2.Click +=
new EventHandler(toolStripMenuItem2_Click);
toolStripMenuItem3.Click +=
new EventHandler(toolStripMenuItem3_Click);
employeeMenuStrip.Items.Add(toolStripMenuItem1);
managerMenuStrip.Items.Add(toolStripMenuItem2);
managerMenuStrip.Items.Add(toolStripMenuItem3);
PopulateDataGridView();
base.OnLoad(e);
}
// Establish the main entry point for the application.
[STAThreadAttribute()]
public static void Main()
{
Application.Run(new Form1());
}
// Replace this with your own code to populate the DataGridView.
private void PopulateDataGridView()
{
dataGridView1.Dock = DockStyle.Fill;
dataGridView1.AllowUserToAddRows = false;
dataGridView1.MultiSelect = false;
dataGridView1.ReadOnly = true;
dataGridView1.AllowUserToDeleteRows = false;
string query;
query = "SELECT e1.*, e2.FirstName + ' ' + e2.LastName AS Manager "
+ "FROM employees AS e1 LEFT JOIN employees AS e2 "
+ "ON e1.ReportsTo = e2.EmployeeID";
// Connect to the database
SqlConnection sqlConnection1 = new SqlConnection(
"Integrated Security=SSPI;Persist Security Info=False;" +
"Initial Catalog=Northwind;Data Source=localhost");
SqlDataAdapter sqlDataAdapter1 = new SqlDataAdapter(query,
sqlConnection1);
DataTable dataTable1 = new DataTable();
dataTable1.Locale = System.Globalization.CultureInfo.InvariantCulture;
sqlDataAdapter1.Fill(dataTable1);
dataGridView1.DataSource = dataTable1;
}
private void dataGridView1_DataBindingComplete(object sender,
DataGridViewBindingCompleteEventArgs e)
{
// Hide some of the columns.
dataGridView1.Columns["EmployeeID"].Visible = false;
dataGridView1.Columns["Address"].Visible = false;
dataGridView1.Columns["TitleOfCourtesy"].Visible = false;
dataGridView1.Columns["BirthDate"].Visible = false;
dataGridView1.Columns["HireDate"].Visible = false;
dataGridView1.Columns["PostalCode"].Visible = false;
dataGridView1.Columns["Photo"].Visible = false;
dataGridView1.Columns["Notes"].Visible = false;
dataGridView1.Columns["ReportsTo"].Visible = false;
dataGridView1.Columns["PhotoPath"].Visible = false;
// Disable sorting for the DataGridView.
foreach (DataGridViewColumn i in
dataGridView1.Columns)
{
i.SortMode = DataGridViewColumnSortMode.NotSortable;
}
dataGridView1.AutoResizeColumns();
}
void dataGridView1_RowContextMenuStripNeeded(object sender,
DataGridViewRowContextMenuStripNeededEventArgs e)
{
DataGridViewRow dataGridViewRow1 = dataGridView1.Rows[e.RowIndex];
toolStripMenuItem1.Enabled = true;
// Show the appropriate ContextMenuStrip based on the employees title.
if ((dataGridViewRow1.Cells["Title"].Value.ToString() ==
"Sales Manager") ||
(dataGridViewRow1.Cells["Title"].Value.ToString() ==
"Vice President, Sales"))
{
e.ContextMenuStrip = managerMenuStrip;
}
else
{
e.ContextMenuStrip = employeeMenuStrip;
}
contextMenuRowIndex = e.RowIndex;
}
void dataGridView1_CellToolTipTextNeeded(object sender,
DataGridViewCellToolTipTextNeededEventArgs e)
{
string newLine = Environment.NewLine;
if (e.RowIndex > -1)
{
DataGridViewRow dataGridViewRow1 = dataGridView1.Rows[e.RowIndex];
// Add the employee's ID to the ToolTipText.
e.ToolTipText = String.Format("EmployeeID {0}:{1}",
dataGridViewRow1.Cells["EmployeeID"].Value, newLine);
// Add the employee's name to the ToolTipText.
e.ToolTipText += String.Format("{0} {1} {2}{3}",
dataGridViewRow1.Cells["TitleOfCourtesy"].Value.ToString(),
dataGridViewRow1.Cells["FirstName"].Value.ToString(),
dataGridViewRow1.Cells["LastName"].Value.ToString(),
newLine);
// Add the employee's title to the ToolTipText.
e.ToolTipText += String.Format("{0}{1}{2}",
dataGridViewRow1.Cells["Title"].Value.ToString(),
newLine, newLine);
// Add the employee's contact information to the ToolTipText.
e.ToolTipText += String.Format("{0}{1}{2}, ",
dataGridViewRow1.Cells["Address"].Value.ToString(), newLine,
dataGridViewRow1.Cells["City"].Value.ToString());
if (!String.IsNullOrEmpty(
dataGridViewRow1.Cells["Region"].Value.ToString()))
{
e.ToolTipText += String.Format("{0}, ",
dataGridViewRow1.Cells["Region"].Value.ToString());
}
e.ToolTipText += String.Format("{0}, {1}{2}{3} EXT:{4}{5}{6}",
dataGridViewRow1.Cells["Country"].Value.ToString(),
dataGridViewRow1.Cells["PostalCode"].Value.ToString(),
newLine, dataGridViewRow1.Cells["HomePhone"].Value.ToString(),
dataGridViewRow1.Cells["Extension"].Value.ToString(),
newLine, newLine);
// Add employee information to the ToolTipText.
DateTime HireDate =
(DateTime)dataGridViewRow1.Cells["HireDate"].Value;
e.ToolTipText +=
String.Format("Employee since: {0}/{1}/{2}{3}Manager: {4}",
HireDate.Month.ToString(), HireDate.Day.ToString(),
HireDate.Year.ToString(), newLine,
dataGridViewRow1.Cells["Manager"].Value.ToString());
}
}
void toolStripMenuItem1_Click(object sender, EventArgs e)
{
DataGridViewRow dataGridViewRow1 =
dataGridView1.Rows[contextMenuRowIndex];
MessageBox.Show(String.Format(
"Sales Report for {0} {1}{2}{3}Reporting not implemented.",
dataGridViewRow1.Cells["FirstName"].Value.ToString(),
dataGridViewRow1.Cells["LastName"].Value.ToString(),
Environment.NewLine, Environment.NewLine));
}
void toolStripMenuItem2_Click(object sender, EventArgs e)
{
DataGridViewRow dataGridViewRow1 =
dataGridView1.Rows[contextMenuRowIndex];
MessageBox.Show(String.Format(
"Sales Report for {0} {1}'s Team{2}{3}Reporting not implemented.",
dataGridViewRow1.Cells["FirstName"].Value.ToString(),
dataGridViewRow1.Cells["LastName"].Value.ToString(),
Environment.NewLine, Environment.NewLine));
}
void toolStripMenuItem3_Click(object sender, EventArgs e)
{
DataGridViewRow dataGridViewRow1 =
dataGridView1.Rows[contextMenuRowIndex];
MessageBox.Show(String.Format(
"Company Sales Ranking Report:{0}{1}Reporting not implemented.",
Environment.NewLine, Environment.NewLine));
}
}
开发者ID:.NET开发者,项目名称:System.Windows.Forms,代码行数:228,代码来源:DataGridViewRowContextMenuStripNeededEventArgs