//修改小组信息
private void btnEdit_Click(object sender, EventArgs e)
{
//如果当前没有任何数据，则不执行任何操作
if (this.dgvGroupList.CurrentRow == null || this.dgvGroupList.RowCount == 0)
{
return;
}
//获取要修改的内容
string f_teamLeader = this.dgvGroupList.CurrentRow.Cells["F_TeamLeader"].Value.ToString();
T_Group objGroup = (from b in this.groupList where b.F_TeamLeader.ToString().Equals(f_teamLeader) select b).First <T_Group>();
//显示要修改的窗体（把图书信息传递到窗体上）
EditGroup objEdit = new EditGroup(objGroup);
DialogResult result = objEdit.ShowDialog();
//根据修改是否成功来决定是否同步显示
if (result == DialogResult.OK)
{
//首先获取修改后的对象
objGroup = (T_Group)objEdit.Tag;
//重新找到要修改的图书并修改属性值
T_Group editGroup = (from b in this.groupList where b.F_TeamLeader.ToString().Equals(f_teamLeader) select b).First <T_Group>();
editGroup.F_TeamLeader = objGroup.F_TeamLeader;
editGroup.F_Telephone = objGroup.F_Telephone;
editGroup.F_Number = objGroup.F_Number;
editGroup.F_MuDistrict = objGroup.F_MuDistrict;
editGroup.F_District = objGroup.F_District;
editGroup.F_Date = objGroup.F_Date;
editGroup.F_Address = objGroup.F_Address;
//同步刷新
this.dgvGroupList.Refresh();
}
}
//删除
private void btnDelete_Click(object sender, EventArgs e)
{
//验证 如果没有如何信息 则不执行操作
if (this.dgvGroupList.CurrentRow == null || this.dgvGroupList.RowCount == 0)
{
return;
}
//删除确定
DialogResult result = MessageBox.Show("确定要删除的内容", "系统提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
if (result == DialogResult.Cancel)
{
return;
}
//获取要修改的内容(对象)
string f_teamLeader = this.dgvGroupList.CurrentRow.Cells["F_TeamLeader"].Value.ToString();
T_Group objGroup = (from b in this.groupList where b.F_TeamLeader.ToString().Equals(f_teamLeader) select b).First <T_Group>();
//从数据库和集合中删除对象
this.groupList.Remove(objGroup);
//同步更新显示
this.dgvGroupList.DataSource = null;
this.dgvGroupList.DataSource = this.dgvGroupList;
}
private void btnAdd_Click(object sender, EventArgs e)
{
//验证信息
if (this.txtTeamLeader.Text.Trim().Length == 0)
{
MessageBox.Show("请输入信息", "系统提示");
this.txtTeamLeader.Focus();
return;
}
//封装对象
T_Group objGroup = new T_Group()
{
F_TeamLeader = this.txtTeamLeader.Text.Trim(),
F_Telephone = this.txtTelephone.Text.Trim(),
F_MuDistrict = this.txtMuDistrict.Text.Trim(),
F_District = this.txtDistrict.Text.Trim(),
F_Number = int.Parse(this.txtNumber.Text.Trim()),
F_Date = Convert.ToDateTime(this.txtDate.Text.Trim()),
F_Address = this.txtAddress.Text.Trim(),
};
//将对象添加到数据源
//同步添加显示
this.groupList.Add(objGroup);
this.dgvGroupList.DataSource = null;
this.dgvGroupList.DataSource = this.groupList;
//清空用户输入
this.txtTeamLeader.Clear();
this.txtTelephone.Clear();
this.txtMuDistrict.Clear();
this.txtDistrict.Clear();
this.txtAddress.Clear();
this.txtNumber.Clear();
this.txtTeamLeader.Focus();
}