asp.net Gridview分页保存选项

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#region //'Revision: 1.00 Created Date: 2013/08/02 Created ID: Una [#1300071]增加多選框
/// <summary>
/// Session獲取多選框值
/// </summary>
private void RememberOldValues()
{
ArrayList categoryIDList = new ArrayList();
string index = "";
foreach (GridViewRow row in gridView.Rows)
{
index = (string)gridView.DataKeys[row.RowIndex].Value;
bool result = ((CheckBox)row.FindControl("DeleteThis")).Checked;

// Check in the Session
if (Session["id"] != null)
categoryIDList = (ArrayList)Session["id"];
if (result)
{
if (!categoryIDList.Contains(index))
categoryIDList.Add(index);
}
else
categoryIDList.Remove(index);
}
if (categoryIDList != null && categoryIDList.Count > 0)
Session["id"] = categoryIDList;
}

/// <summary>
/// Session分頁時之前多選框為true
/// </summary>
private void RePopulateValues()
{
ArrayList categoryIDList = (ArrayList)Session["id"];
if (categoryIDList != null && categoryIDList.Count > 0)
{
foreach (GridViewRow row in gridView.Rows)
{
string index = (string)gridView.DataKeys[row.RowIndex].Value;
if (categoryIDList.Contains(index))
{
CheckBox myCheckBox = (CheckBox)row.FindControl("DeleteThis");
myCheckBox.Checked = true;
}
}
}
}
#endregion



protected void gridView_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
RememberOldValues();
gridView.PageIndex = e.NewPageIndex;
BindData();
RePopulateValues();
}


protected void btnSelect_Click(object sender, EventArgs e)
{
string items = "";
ArrayList categoryIDList = new ArrayList();
string index ="";
foreach (GridViewRow row in gridView.Rows)
{
index = (string)gridView.DataKeys[row.RowIndex].Value;
bool result = ((CheckBox)row.FindControl("DeleteThis")).Checked;

// Check in the Session
if (Session["id"] != null)
categoryIDList = (ArrayList)Session["id"];
if (result)
{
if (!categoryIDList.Contains(index))
categoryIDList.Add(index);
}
else
categoryIDList.Remove(index);
}
if (categoryIDList != null && categoryIDList.Count > 0)
for (int i = 0; i < categoryIDList.Count; i++)
{
items += categoryIDList[i] + ",";
}
items = items.Substring(0, items.Length - 1);
ScriptManager.RegisterStartupScript(this, this.GetType(), "", "check('" + items + "');", true);
Session.Remove("id");
}

以上就是asp.net Gridview分页保存选项。不管一切如何,你仍然要平静和愉快,生活就是这样,我们也必须这样对待生活,要勇敢、无畏、含着笑容地——不管一切如何。——[德国]罗莎·卢森堡更多关于asp.net Gridview分页保存选项请关注haodaima.com其它相关文章!

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