[英]Button Click Event Not Firing
需要一些帮助。
说明:我有一个从DataGrid添加新命令启动的WorkFlow类型UserControl。 UserControl的步骤1允许用户输入一些搜索条件,单击“下一步”按钮,它将显示动态创建的UserControl(步骤2),其中显示已检索到datagrid中的数据行。 然后,用户从中选择要为其建模新条目的行,然后单击srNextButton转到最终的“数据条目”屏幕。
问题:动态创建的用户控件(步骤2)上的srNextButton不会触发按钮事件处理程序代码,也不会引起任何类型的回发。 我做错了什么?
UserControl步骤2:
<div style="width: 1000px; height: 400px; overflow: scroll;">
<telerik:RadGrid ID="grd1" runat="server" CellSpacing="0" GridLines="None">
<headercontextmenu cssclass="GridContextMenu GridContextMenu_Default">
</headercontextmenu>
<mastertableview tablelayout="Auto" width="95%">
<CommandItemSettings ExportToPdfText="Export to PDF"></CommandItemSettings>
<RowIndicatorColumn FilterControlAltText="Filter RowIndicator column">
<HeaderStyle Width="20px"></HeaderStyle>
</RowIndicatorColumn>
<ExpandCollapseColumn FilterControlAltText="Filter ExpandColumn column">
<HeaderStyle Width="20px"></HeaderStyle>
</ExpandCollapseColumn>
<EditFormSettings>
<EditColumn FilterControlAltText="Filter EditCommandColumn column">
</EditColumn>
</EditFormSettings>
</mastertableview>
<clientsettings>
<Selecting AllowRowSelect="True" />
</clientsettings>
<filtermenu enableimagesprites="False">
</filtermenu>
</telerik:RadGrid>
<asp:Button runat="server" ID="srNextButton" OnClick="nextButton_Click" Text="Next"
CssClass="nextButton" AutoPostBack="true" />
<asp:Button runat="server" ID="btnCancel" OnClientClick="CancelEdit()" Text="Cancel"
CssClass="nextButton" />
</div>
代码Step2:
protected void nextButton_Click(object sender, EventArgs e)
{
GridIndexCollection _int = this.grdPolicyCoverage.SelectedIndexes;
GoToNextItem(this);
}
我也尝试添加:
protected override void OnInit(EventArgs e)
{
base.OnInit(e);
this.PreRender += SearchResults_PreRender;
if (!IsPostBack)
{
this.srNextButton.Click += new EventHandler(nextButton_Click);
}
}
我有一个BaseUserControl.cs,用于容纳控件的加载
protected void GoToNextItem(Control control)
{
//RadPanelBar _radPanelBar = (RadPanelBar)page.Page.FindControl("RadPanelBar1");
//NewAdjustment _newAdjustment = (NewAdjustment)this.Page.FindControl()
RadPanelBar _radPanelBar =
(RadPanelBar) control.Parent.Parent.Parent.Parent.Parent.FindControl("RadPanelBar1");
int selectedIndex = _radPanelBar.SelectedItem.Index;
if (selectedIndex == 1)
{
RadPanelItem _pnlSearchResults = (RadPanelItem)_radPanelBar.FindItemByValue("SearchResults");
_pnlSearchResults.Controls.Add(LoadControl("~/Controls/AdjustmentWorkFlow/SearchResults.ascx"));
}
_radPanelBar.Items[selectedIndex + 1].Selected = true;
_radPanelBar.Items[selectedIndex + 1].Expanded = true;
_radPanelBar.Items[selectedIndex + 1].Enabled = true;
_radPanelBar.Items[selectedIndex].Expanded = false;
}
父UserControl开始时,它下面的每个控件都在RadAjaxPanel中,如果有区别的话。
只需尝试删除代码:
this.srNextButton.Click += new EventHandler(nextButton_Click);
从上面的问题中的OnInit
,然后将其放在Page_Load
事件处理程序中,而无需检查IsPostBack。
现在如何运作? :)
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