private void 班级信息ToolStripMenuItem_Click(object sender, EventArgs e) { frmClass f = frmClass.Instacne(); f.MdiParent = this; f.Show(); f.Focus(); }
private void metroTile2_Click(object sender, EventArgs e) { frmClass f = frmClass.Instacne(); //f.MdiParent = this; f.Show(); f.Focus(); }
private void metroTile3_Click(object sender, EventArgs e) { try { ChangeEnabledState(); this.Validate(); this.classBindingSource.EndEdit(); this.tableAdapterManager.UpdateAll(this.student_Manage_DB); } catch (Exception ex) { DialogResult result = MessageBox.Show("对不起,该班级已存在", "操作提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information); frmClass f = new frmClass(); this.Close(); f = new frmClass(); f.Show(); f.Focus(); return; } }