private void pgPara_SelectionChanged(object sender, DataRowSelectionChangedArgs e)
        {
            try
            {
                if (e.Row == null)
                {
                    return;
                }

                var group = ((ConfigParaKeyValue)e.Row).Group;
                if (group == null)
                {
                    ((ConfigParaKeyValue)e.Row).Group = DropdownBoxHelper.GetGenericFromComboBox <ConfigParaGroup>(comboBoxParaGroup);
                }
                else
                {
                    DropdownBoxHelper.SetGenericToComboBox(comboBoxParaGroup, group);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
                Loger.Error(ex);
            }
        }
Exemple #2
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        /// <summary>
        /// 刷新数据
        /// </summary>
        public override void RefreshData()
        {
            try
            {
                List <ConfigParaGroup> groups = this._configLogic.GetAllConfigParaGroup();
                groups.Insert(0, this._allGroup);
                ConfigParaGroup selectedItem = null;
                if (comGroup.Items.Count > 0)
                {
                    var oldSelectedItem = DropdownBoxHelper.GetGenericFromComboBox <ConfigParaGroup>(comGroup);
                    if (oldSelectedItem != null)
                    {
                        var ret = (from tmpItem in groups where oldSelectedItem.ID == tmpItem.ID select tmpItem).ToList();
                        if (ret.Count > 0)
                        {
                            selectedItem = ret[0];
                        }
                    }
                }

                if (selectedItem == null && groups.Count > 0)
                {
                    selectedItem = groups[0];
                }

                this.comGroup.SelectedIndexChanged -= this.comGroup_SelectedIndexChanged;
                try
                {
                    DropdownBoxHelper.BindingIEnumerableGenericToComboBox <ConfigParaGroup>(comGroup, groups, nameof(ConfigParaGroup.Name), null);
                }
                finally
                {
                    this.comGroup.SelectedIndex         = -1;
                    this.comGroup.SelectedIndexChanged += this.comGroup_SelectedIndexChanged;
                    DropdownBoxHelper.SetGenericToComboBox(comGroup, selectedItem);
                }
            }
            catch (Exception ex)
            {
                Loger.Error(ex);
            }
        }
 private void btnSetGenericToComboBox_Click(object sender, EventArgs e)
 {
     DropdownBoxHelper.SetGenericToComboBox(comboBox1, items[1]);
 }