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| private class MyTemplate : ITemplate
{
SncfEntitesCollection<Control> _templateControls;
ListItemType _itemType;
string _fieldName;
string _controlType;
/// <summary>
///
/// </summary>
/// <param name="attribut"></param>
/// <param name="edit"></param>
public MyTemplate(SncfEntitesCollection<Control> templateControls)
{
_controlType = "data";
_templateControls = templateControls;
_itemType = ListItemType.Separator;
}
public MyTemplate(ListItemType itemType, string field_name, string control_type)
{
_itemType = itemType;
_fieldName = field_name;
_controlType = control_type;
}
#region ITemplate Members
/// <summary>
///
/// </summary>
/// <param name="container"></param>
public void InstantiateIn(Control container)
{
if (_controlType == "data")
{
#region controlType = Data
foreach (Control control in _templateControls)
{
Control ctrl = CloneControl((Control)control);
//
if (ctrl.GetType().Name == "DropDownList")
{
((DropDownList)ctrl).AppendDataBoundItems = true;
ListItem item = new ListItem("", "");
((DropDownList)ctrl).Items.Add(item);
}
container.Controls.Add(ctrl);
}
#endregion
}
else if (_controlType == "CommandField")
{
#region controlType = command
switch (_itemType)
{
case ListItemType.Header:
#region Header
Literal header_ltrl = new Literal();
header_ltrl.Text = "<b>" + _fieldName + "</b>";
container.Controls.Add(header_ltrl);
break;
#endregion
case ListItemType.Footer:
#region Footer
ImageButton insert_button = new ImageButton();
insert_button.ID = "insert_button";
insert_button.ImageUrl = "~/images/grid/group1/add.gif";
insert_button.CommandName = "Edit";
insert_button.ToolTip = "Insert";
//insert_button.Click += new ImageClickEventHandler(insert_button_Click);
container.Controls.Add(insert_button);
break;
#endregion
case ListItemType.Item:
#region Item
ImageButton edit_button = new ImageButton();
edit_button.ID = "edit_button";
edit_button.ImageUrl = "~/images/grid/group1/edit.gif";
edit_button.CommandName = "Edit";
//edit_button.Click += new ImageClickEventHandler(gvBareme_RowEditing);
edit_button.ToolTip = "Edit";
container.Controls.Add(edit_button);
/*Similarly, add button for delete just set its
command to equal to "Delete." It is important to know when
"insert" button is added, its CommandName is set to "Edit" like
that of the "edi" button because we want the GridView to enter into
Edit mode and this time we also want the text boxes for corresponding fields
empty*/
break;
#endregion
case ListItemType.EditItem:
#region EditItem
ImageButton update_button = new ImageButton();
update_button.ID = "update_button";
update_button.CommandName = "Update";
update_button.ImageUrl = "~/images/grid/group1/save.gif";
update_button.ToolTip = "Enregistrer les modifications";
update_button.OnClientClick = "return confirm('Êtes-vous sure de vouloir enregistrer vos modifications?')";
container.Controls.Add(update_button);
ImageButton cancel_button = new ImageButton();
cancel_button.ID = "cancel_button";
cancel_button.CommandName = "Cancel";
cancel_button.ImageUrl = "~/images/grid/group1/cancel.gif";
cancel_button.ToolTip = "Annuler les modifications";
container.Controls.Add(cancel_button);
break;
#endregion
}
#endregion
}
}
#endregion
/// <summary>
/// Cette fonction permet de cloner un control web
/// </summary>
/// <param name="src_ctl">Control à cloner</param>
/// <returns>Retourne un clone du control</returns>
private Control CloneControl(System.Web.UI.Control src_ctl)
{
Type t = src_ctl.GetType();
Object obj = Activator.CreateInstance(t);
Control dst_ctl = (Control)obj;
PropertyDescriptorCollection src_pdc = TypeDescriptor.GetProperties(src_ctl);
PropertyDescriptorCollection dst_pdc = TypeDescriptor.GetProperties(dst_ctl);
for (int i = 0; i < src_pdc.Count; i++)
{
if (src_pdc[i].Attributes.Contains(DesignerSerializationVisibilityAttribute.Content))
{
object collection_val = src_pdc[i].GetValue(src_ctl);
if ((collection_val is IList) == true)
{
foreach (object child in (IList)collection_val)
{
Control new_child = CloneControl(child as Control);
object dst_collection_val = dst_pdc[i].GetValue(dst_ctl);
((IList)dst_collection_val).Add(new_child);
}
}
}
else
{
try { dst_pdc[src_pdc[i].Name].SetValue(dst_ctl, src_pdc[i].GetValue(src_ctl)); }
catch { }
}
}
return dst_ctl;
}
} |
GridView, ITemplate et Command
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