private void dataQuery_Click(object sender, EventArgs e)
{
if (this.checkChildFrmExist("数据查询") == true)
{
return;
}
DataQuery.frmDataQuery frm = new frmDataQuery();
frm.MdiParent = this;
frm.Text = "数据查询";
frm.Show();
}
private void Form1_Load(object sender, EventArgs e)
{
DataQuery.frmDataQuery frm = new frmDataQuery();
frm.MdiParent = this;
frm.Show();
}
static void Main()
{
Application.EnableVisualStyles();
// Application.SetCompatibleTextRenderingDefault(false);
Process instance = RunningInstance();
if (instance == null)
{
frmDataQuery frm = new frmDataQuery();
Application.Run(new frmDataQuery());
}
else
{
HandleRunningInstance(instance);
}
}