private static bool IsEnabled(IScreen instance, ValidationAttribute validator, string propertyName)
{
// Get the IValidationControl interface
IValidationControl ivc = validator as IValidationControl;
// If the option is set to validate while disabled it doesn't matter what other conditions exist.
if (ivc != null && ivc.ValidateWhileDisabled)
{
return(true);
}
// Find a property with the name Can<propertyName>
PropertyInfo pi = instance.GetType().GetProperty(
ivc == null || string.IsNullOrEmpty(ivc.GuardProperty)
? "Can" + propertyName
: ivc.GuardProperty
);
if (pi == null)
{
return(true); // There is no such guard property
}
// Get the result
object result = pi.GetValue(instance, null);
if (result == null || !(result is bool))
{
return(true); // No result or the guard property does not return a bool
}
return((bool)result);
}
private void RemoveValidationControl(IValidationControl ctrl)
{
if (_controls.Contains(ctrl))
{
ctrl.ValidationChanged -= OnValidationChanged;
_controls.Remove(ctrl);
Update();
}
}
private void AddValidationControl(IValidationControl ctrl)
{
if (!_controls.Contains(ctrl))
{
ctrl.ValidationChanged += OnValidationChanged;
_controls.Add(ctrl);
Update();
}
}
private void RemoveValidationControl(IValidationControl ctrl)
{
if (_controls.Contains(ctrl))
{
ctrl.ValidationChanged -= OnValidationChanged;
_controls.Remove(ctrl);
Update();
}
}
private void AddValidationControl(IValidationControl ctrl)
{
if (!_controls.Contains(ctrl))
{
ctrl.ValidationChanged += OnValidationChanged;
_controls.Add(ctrl);
Update();
}
}
public static void Register(IValidationControl ctrl)
{
var container = GetParent((DependencyObject)ctrl);
if (container != null)
{
container.AddValidationControl(ctrl);
container.Update();
((FrameworkElement)ctrl).Loaded += delegate { container.AddValidationControl(ctrl); };
((FrameworkElement)ctrl).Unloaded += delegate { container.RemoveValidationControl(ctrl); };
}
}
public static void Register(IValidationControl ctrl)
{
var container = GetParent((DependencyObject)ctrl);
if (container != null)
{
container.AddValidationControl(ctrl);
container.Update();
((FrameworkElement)ctrl).Loaded += delegate { container.AddValidationControl(ctrl); };
((FrameworkElement)ctrl).Unloaded += delegate { container.RemoveValidationControl(ctrl); };
}
}
private bool validateControls()
{
foreach (TabItemViewModel tabPage in Tabs)
{
IValidationControl entryControl = tabPage.Content as IValidationControl;
if (entryControl != null)
{
if (!entryControl.ValidateControl())
{
return(false);
}
}
}
return(true);
}
private bool validateControls()
{
foreach (XtraTabPage tabPage in xtraTabControl1.TabPages)
{
IValidationControl entryControl = tabPage.Controls[0] as IValidationControl;
if (entryControl != null)
{
if (!entryControl.ValidateControl())
{
return(false);
}
}
}
return(true);
}
/// <summary>
/// 验证智能窗体控件并执行验证逻辑，失败将用提示框提示错误信息
/// </summary>
/// <param name="controls">智能控件列表</param>
/// <returns></returns>
public static bool ValidateIBControls(IList <IDataControl> controls)
{
foreach (IDataControl item in controls)
{
if (!item.IsValid)
{
if (item is IValidationControl)
{
IValidationControl dtb = item as IValidationControl;
if (dtb.MessageType == PWMIS.Windows.Validate.EnumMessageType.提示框)
{
Control ctr = item as Control;
if (!dtb.IsNull && string.IsNullOrEmpty(ctr.Text.Trim()))
{
MessageBox.Show("[" + dtb.RegexName + "]不能为空！");
ctr.Focus();
}
else
{
MessageBox.Show("[" + dtb.RegexName + "]" + dtb.ErrorMessage);
ctr.Focus();
if (item is TextBox)
{
((TextBox)item).SelectAll();
}
}
}
}
else if (item is IDataCheckBox)
{
IDataCheckBox dcb = item as IDataCheckBox;
if (!dcb.IsNull && !string.IsNullOrEmpty(dcb.Text))
{
MessageBox.Show("[" + dcb.Text + "]不能为空选项！");
}
}
return(false);
}
}
return(true);
}