private static Control FindControl(Control seed, string id, bool traverse, Control branch) { if (seed == null || string.IsNullOrEmpty(id)) { return(null); } Control found = null; try { found = seed.FindControl(id); if (found != null) { return(found); } } catch (HttpException) { /// TODO: Notes regarding the FindControl Method. // We need to call the native .FindControl because .EnsureChildControls() // is method and can only be called internally by a Control. // If protected .FindControl actually finds the control, we just return the found control. // There is a bug in Visual Studio Design-Mode which causes protected/native // .FindControl to think it's found two controls with the same ID, although only // one exists. The conflict appears to be coming from a cached version of the assembly. // Might be related to the following Microsoft KB834608 article, see // http://support.microsoft.com/default.aspx/kb/834608 // start checking .ID property } Control root = (seed is INamingContainer) ? seed : seed.NamingContainer; string exclude = (branch != null) ? branch.ID ?? "" : ""; foreach (Control control in root.Controls) { if (!exclude.Equals(control.ID) && ControlUtils.HasControls(control)) { found = ControlUtils.FindChildControl(control, id); } if (found != null) { break; } } if (traverse && found == null) { found = ControlUtils.FindControl(root.NamingContainer, id, traverse, root); } return(found); }
public static Control FindChildControl(Control seed, string typeFullName, bool shallow) { if (seed == null || string.IsNullOrEmpty(typeFullName)) { return(null); } Control found = null; foreach (Control control in seed.Controls) { if (ReflectionUtils.IsTypeOf(control, typeFullName, shallow)) { found = control; } else if (ControlUtils.HasControls(control)) { found = ControlUtils.FindChildControl(control, typeFullName, shallow); } if (found != null) { break; } } return(found); }
private static Control FindControlByTypeName(Control seed, string typeFullName, bool shallow, bool traverse, Control branch) { if (seed == null || string.IsNullOrEmpty(typeFullName)) { return(null); } Control root = (seed is INamingContainer) ? seed : seed.NamingContainer; if (ReflectionUtils.IsTypeOf(root, typeFullName, shallow)) { return(root); } Control found = null; string exclude = (branch != null) ? branch.ID ?? "" : ""; foreach (Control control in root.Controls) { if (!exclude.Equals(control.ID)) { if (ReflectionUtils.IsTypeOf(control, typeFullName, shallow)) { found = control; } else if (ControlUtils.HasControls(control)) { found = ControlUtils.FindChildControl(control, typeFullName, shallow); } if (found != null) { break; } } } if (traverse && found == null) { found = ControlUtils.FindControlByTypeName(root.NamingContainer, typeFullName, shallow, traverse, root); } return(found); }
/* FindChildControl * -----------------------------------------------------------------------------------------------*/ public static Control FindChildControl(Control seed, string id) { if (seed == null || string.IsNullOrEmpty(id)) { return(null); } Control found = null; try { found = seed.FindControl(id); if (found != null) { return(found); } } catch (HttpException) { } //Control root = (seed is INamingContainer) ? seed : seed.NamingContainer; foreach (Control control in seed.Controls) { if (ControlUtils.HasControls(control)) { found = ControlUtils.FindChildControl(control, id); } if (found != null) { break; } } return(found); }