private void btnMainTable_Click(object sender, EventArgs e)
{
int cnt = selectedTables.Count(d => d.mainTableFlag);
if (cnt > 0)
{
ErrorMessage("主表只能有一张");
return;
}
DialogTables dialog = new DialogTables();
if (dialog.ShowDialog(this) == DialogResult.Yes)
{
SelectedTable t = selectedTables.FirstOrDefault(d => d.tableName == dialog.TableName);
if (t == null)
{
t = new SelectedTable();
t.mainTableFlag = true;
t.tableName = dialog.TableName;
selectedTables.Add(t);
}
}
dialog.Dispose();
dgTables.DataSource = null;
dgTables.DataSource = selectedTables;
dgTables.Refresh();
dgTables.ClearSelection();
}
private void btnJoinTables_Click(object sender, EventArgs e)
{
DialogTables dialog = new DialogTables();
if (dialog.ShowDialog(this) == DialogResult.Yes)
{
SelectedTable t = selectedTables.FirstOrDefault(d => d.tableName == dialog.TableName);
if (t == null)
{
t = new SelectedTable();
t.mainTableFlag = false;
t.tableName = dialog.TableName;
selectedTables.Add(t);
}
}
dialog.Dispose();
dgTables.DataSource = null;
dgTables.DataSource = selectedTables;
dgTables.Refresh();
dgTables.ClearSelection();
}
