void ShowBindingPanel()
{
SavePanelStateAndClose();
if (propertyList.SelectedIndex >= 0)
{
System.Windows.Data.BindingBase binding = GetExistingBinding(propertyList.SelectedItem as PropertyWrapper);
if (binding != null)
{
PropertyInfo propInfo = propertyList.SelectedItem as PropertyInfo;
List <BaseBindingPanelFactory> panels = GetAvailableBindingPanels();
foreach (BaseBindingPanelFactory panel in panels)
{
if (panel.CanWorkWithBinding(binding))
{
bindingPanel = panel.CreateInstance();
break;
}
}
if (bindingPanel != null)
{
bindingPanel.Initialize(element, propertyList.SelectedItem as PropertyWrapper, binding);
bindingPanel.Parent = panel1;
bindingPanel.Dock = DockStyle.Fill;
enableInDesignerCheckbox.Checked = bindingPanel.EnableInDesigner;
}
CreateAssociationButton.Enabled = false;
bindingTypes.Enabled = false;
}
}
}
internal void SetDisplayMemberBinding( BindingBase value )
{
// Disable warning for DisplayMemberBinding when internaly used
#pragma warning disable 618
this.DisplayMemberBinding = value;
#pragma warning restore 618
}
/// <summary>
/// Initializes a new instance of the <see cref="ConditionItem"/> class.
/// </summary>
public ConditionItem(BindingBase binding, object instance, object value)
{
_binding = binding;
_instance = instance;
_value = value;
HookBinding();
}
internal static Column Create( string fieldName, object title, BindingBase displayMemberBinding )
{
// Disable warning for DisplayMemberBinding when internaly used
#pragma warning disable 618
var column = new Column( fieldName, title, displayMemberBinding );
#pragma warning restore 618
return column;
}
/// <summary>
/// Constructor for creating a Condition with the given binding declaration.
/// and value.
/// </summary>
public Condition( BindingBase binding, object conditionValue )
{
if( binding == null )
{
throw new ArgumentNullException("binding");
}
Binding = binding;
Value = conditionValue;
}
public ClearBindingDisposable(DependencyObject target, DependencyProperty property, BindingBase binding)
{
Contract.Requires(target != null);
Contract.Requires(property != null);
Contract.Requires(binding != null);
m_Target = target;
m_Property = property;
m_Binding = binding;
}
public Column( string fieldName, object title, BindingBase displayMemberBinding )
: base( fieldName, title )
{
// Disable warning for DisplayMemberBinding when internaly used
#pragma warning disable 618
this.DisplayMemberBinding = displayMemberBinding;
#pragma warning restore 618
}
public void Dispose()
{
if (m_Target == null) throw new ObjectDisposedException("ClearBindingDisposable");
if (object.ReferenceEquals(BindingOperations.GetBindingBase(m_Target, m_Property), m_Binding))
{
BindingOperations.ClearBinding(m_Target, m_Property);
}
m_Target = null;
m_Property = null;
m_Binding = null;
}
private static void ApplyBinding(BindingBase binding, DependencyObject target, DependencyProperty property)
{
if (binding != null)
{
BindingOperations.SetBinding(target, property, binding);
}
else
{
BindingOperations.ClearBinding(target, property);
}
}
/// <summary>
/// Gets the binding value.
/// </summary>
/// <param name="frameworkElement">The dependency object.</param>
/// <param name="binding">The binding.</param>
/// <returns>The actual binding value.</returns>
/// <exception cref="ArgumentNullException">The <paramref name="frameworkElement"/> is <c>null</c>.</exception>
/// <exception cref="ArgumentNullException">The <paramref name="binding"/> is <c>null</c>.</exception>
public static object GetBindingValue(FrameworkElement frameworkElement, BindingBase binding)
{
Argument.IsNotNull("frameworkElement", frameworkElement);
Argument.IsNotNull("binding", binding);
var evaluator = new BindingEvaluator(frameworkElement.DataContext);
BindingOperations.SetBinding(evaluator, BindingEvaluator.ValueProperty, binding);
object value = evaluator.Value;
ClearBinding(evaluator, BindingEvaluator.ValueProperty);
return value;
}
override public bool CanWorkWithBinding(System.Windows.Data.BindingBase binding)
{
if (binding != null && binding is System.Windows.Data.MultiBinding)
{
System.Windows.Data.MultiBinding bind = binding as System.Windows.Data.MultiBinding;
if (bind.Converter is ScriptConverter == false)
{
return(false);
}
return(true);
}
return(false);
}
/// <summary>
/// Evaluates a WPF data binding.
/// </summary>
/// <param name="dataContext">The data context.</param>
/// <param name="binding">The binding to evaluate.</param>
/// <returns></returns>
public static object EvaluateBinding(BindingBase binding, object dataContext)
{
var result = default(object);
if (dataContext != null)
{
var target = new TemporaryBindingTarget();
var duplicatedBinding = CloneBinding(binding, dataContext);
var expression = BindingOperations.SetBinding(target, TemporaryBindingTarget.ResultProperty,
duplicatedBinding);
expression.UpdateTarget();
result = target.Result;
BindingOperations.ClearBinding(target, TemporaryBindingTarget.ResultProperty);
}
return result;
}
//-----------------------------------------------------
//
// Public Methods
//
//-----------------------------------------------------
/// <summary>
/// Attach a BindingExpression to a property.
/// </summary>
/// <remarks>
/// A new BindingExpression is created from the given description, and attached to
/// the given property of the given object. This method is the way to
/// attach a Binding to an arbitrary DependencyObject that may not expose
/// its own SetBinding method.
/// </remarks>
/// <param name="target">object on which to attach the Binding</param>
/// <param name="dp">property to which to attach the Binding</param>
/// <param name="binding">description of the Binding</param>
/// <exception cref="ArgumentNullException"> target and dp and binding cannot be null </exception>
public static BindingExpressionBase SetBinding(DependencyObject target, DependencyProperty dp, BindingBase binding)
{
if (target == null)
throw new ArgumentNullException("target");
if (dp == null)
throw new ArgumentNullException("dp");
if (binding == null)
throw new ArgumentNullException("binding");
// target.VerifyAccess();
BindingExpressionBase bindExpr = binding.CreateBindingExpression(target, dp);
//
target.SetValue(dp, bindExpr);
return bindExpr;
}
private static DataGridColumn CreateColumn(HeaderValue value)
{
//todo Sergey: Создать колонки нужного типа
AbsM.IFieldM field = value.Header as AbsM.IFieldM;
System.Windows.Data.BindingBase bindBase = null;
switch (field.Type)
{
case Rekod.DataAccess.AbstractSource.Model.EFieldType.Date:
{
bindBase = new Binding(string.Format("[{0}]", value.Name))
{
StringFormat = "yyyy-MM-dd"
};
break;
}
case Rekod.DataAccess.AbstractSource.Model.EFieldType.DateTime:
{
bindBase = new Binding(string.Format("[{0}]", value.Name))
{
StringFormat = "yyyy-MM-dd HH:mm:ss"
};
break;
}
default:
{
bindBase = new Binding(string.Format("[{0}]", value.Name));
if (value.IsReadOnly)
{
(bindBase as Binding).Mode = BindingMode.OneWay;
}
break;
}
}
return(new DataGridTextColumn
{
Header = field.Text,
Binding = bindBase,
SortMemberPath = value.Name
});
}
public static BindingExpressionBase SetBinding (DependencyObject target, DependencyProperty dp, BindingBase binding)
{
if (target == null)
throw new ArgumentNullException ("target");
if (dp == null)
throw new ArgumentNullException ("dp");
if (binding == null)
throw new ArgumentNullException ("binding");
if (dp == null)
throw new ArgumentNullException ("dp");
if (binding == null)
throw new ArgumentNullException ("binding");
BindingExpression e = new BindingExpression ((Binding) binding, target, dp);
target.SetValue (dp, e);
return e;
}
override public bool CanWorkWithBinding(System.Windows.Data.BindingBase binding)
{
if (binding != null && binding is System.Windows.Data.Binding)
{
System.Windows.Data.Binding bind = binding as System.Windows.Data.Binding;
if (bind.Source is ChannelDataProvider == false)
{
return(false);
}
if (bind.Converter is SolidBrushConverter == false)
{
return(false);
}
return(true);
}
return(false);
}
private void saveButton_Click(object sender, EventArgs e)
{
SavePanelStateAndClose();
if (activeBindings.Count > 0)
{
foreach (PropertyWrapper key in activeBindings.Keys)
{
DependencyObject depObj;
DependencyProperty depProp;
System.Windows.Data.BindingBase binding = activeBindings[key];
if (key.GetWpfObjects(out depObj, out depProp) && binding != null)
{
BindingOperations.SetBinding(depObj, depProp, binding);
}
}
}
DialogResult = DialogResult.OK;
Close();
}
public static Binding CloneBinding(BindingBase bindingBase, object source)
{
var binding = bindingBase as Binding;
if (binding != null)
{
var result = new Binding
{
Source = source,
AsyncState = binding.AsyncState,
BindingGroupName = binding.BindingGroupName,
BindsDirectlyToSource = binding.BindsDirectlyToSource,
Converter = binding.Converter,
ConverterCulture = binding.ConverterCulture,
ConverterParameter = binding.ConverterCulture,
//ElementName = binding.ElementName,
FallbackValue = binding.FallbackValue,
IsAsync = binding.IsAsync,
Mode = binding.Mode,
NotifyOnSourceUpdated = binding.NotifyOnSourceUpdated,
NotifyOnTargetUpdated = binding.NotifyOnTargetUpdated,
NotifyOnValidationError = binding.NotifyOnValidationError,
Path = binding.Path,
//RelativeSource = binding.RelativeSource,
StringFormat = binding.StringFormat,
TargetNullValue = binding.TargetNullValue,
UpdateSourceExceptionFilter = binding.UpdateSourceExceptionFilter,
UpdateSourceTrigger = binding.UpdateSourceTrigger,
ValidatesOnDataErrors = binding.ValidatesOnDataErrors,
ValidatesOnExceptions = binding.ValidatesOnExceptions,
XPath = binding.XPath,
};
foreach (var validationRule in binding.ValidationRules)
{
result.ValidationRules.Add(validationRule);
}
return result;
}
return null;
}
/// <summary>
/// Clones a binding and assigns a different data context.
/// </summary>
/// <param name="original">The original.</param>
/// <param name="replacementDataContext">The replacement data context.</param>
/// <returns></returns>
private static BindingBase CloneBinding(BindingBase original, object replacementDataContext)
{
if (original is Binding)
{
var originalBinding = (Binding) original;
var duplicate = new Binding();
duplicate.BindsDirectlyToSource = originalBinding.BindsDirectlyToSource;
duplicate.Converter = originalBinding.Converter;
duplicate.ConverterCulture = originalBinding.ConverterCulture;
duplicate.ConverterParameter = originalBinding.ConverterParameter;
duplicate.FallbackValue = originalBinding.FallbackValue;
duplicate.IsAsync = originalBinding.IsAsync;
duplicate.Mode = originalBinding.Mode;
duplicate.Path = originalBinding.Path;
// Decide on a source
if (originalBinding.RelativeSource != null) duplicate.RelativeSource = originalBinding.RelativeSource;
else if (originalBinding.ElementName != null) duplicate.ElementName = originalBinding.ElementName;
else duplicate.Source = replacementDataContext;
return duplicate;
}
throw new NotSupportedException();
}
public override void Initialize(object element, PropertyWrapper property, System.Windows.Data.BindingBase binding)
{
base.Initialize(element, property, binding);
System.Windows.Data.Binding bind = binding as System.Windows.Data.Binding;
if (bind != null)
{
ChannelDataProvider cdp = (ChannelDataProvider)bind.Source;
AddChannel(cdp.Channel);
ComposingConverter conv = bind.Converter as ComposingConverter;
foreach (IValueConverter converter in conv.Converters)
{
if (converter is RangeConverter)
{
checkBox1.Checked = true;
RangeConverter rc = converter as RangeConverter;
minEdit.Value = (Decimal)rc.Min;
maxEdit.Value = (Decimal)rc.Max;
}
}
}
}
public override void Initialize(object element, PropertyWrapper property, System.Windows.Data.BindingBase binding)
{
base.Initialize(element, property, binding);
System.Windows.Data.Binding bind = binding as System.Windows.Data.Binding;
if (bind != null)
{
ChannelDataProvider cdp = (ChannelDataProvider)bind.Source;
AddChannel(cdp.Channel);
SolidBrushConverter sbc = bind.Converter as SolidBrushConverter;
minEdit.Value = (Decimal)sbc.MinValue;
maxEdit.Value = (Decimal)sbc.MaxValue;
startColorButton.BackColor = Color.FromArgb(
sbc.StartColor.A,
sbc.StartColor.R,
sbc.StartColor.G,
sbc.StartColor.B);
endColorButton.BackColor = Color.FromArgb(
sbc.EndColor.A,
sbc.EndColor.R,
sbc.EndColor.G,
sbc.EndColor.B);
}
}
/// <summary>
/// BooleanTreeColumn 用于显示的元素也直接是一个 CheckBox
/// </summary>
/// <param name="binding"></param>
/// <returns></returns>
protected override FrameworkElementFactory GenerateDefaultDisplayTemplate(BindingBase binding)
{
var cb = new FrameworkElementFactory(typeof(CheckBox));
cb.SetBinding(CheckBox.IsCheckedProperty, binding);
var style = this.DisplayCheckBoxStyle;
if (style != null) cb.SetValue(CheckBox.StyleProperty, style);
//把 TreeGrid.IsReadOnly 属性反向绑定到 IsEanbled 属性上。
//这是由于这个列直接使用显示的控件作为编辑的控件，所以这个显示控件的只读性，需要与 TreeGrid 的只读性保持同步。
cb.SetBinding(CheckBox.IsEnabledProperty, new Binding
{
Path = new PropertyPath(TreeGrid.IsReadOnlyProperty),
Converter = new ReverseBooleanConverter(),
RelativeSource = new RelativeSource
{
Mode = RelativeSourceMode.FindAncestor,
AncestorType = typeof(TreeGrid)
}
});
return cb;
}
public override void Initialize(object element, PropertyWrapper property, System.Windows.Data.BindingBase binding)
{
base.Initialize(element, property, binding);
DependencyObject depObj;
DependencyProperty depProp;
if (property.GetWpfObjects(out depObj, out depProp))
{
if (depObj.GetValue(depProp) is String)
{
expressionEdit.Text = (string)depObj.GetValue(depProp);
}
}
System.Windows.Data.MultiBinding bind = binding as System.Windows.Data.MultiBinding;
if (bind != null)
{
expressionEdit.Text = (bind.Converter as ScriptConverter).Expression;
channels.Clear();
foreach (System.Windows.Data.BindingBase bindingBase in bind.Bindings)
{
if (bindingBase is System.Windows.Data.Binding)
{
System.Windows.Data.Binding b = bindingBase as System.Windows.Data.Binding;
if (b.Source is ChannelDataProvider)
{
ChannelDataProvider src = (ChannelDataProvider)b.Source;
channels.Add(src.Channel);
}
}
}
FillChannelsGrid();
}
}
/// <summary>
/// Called when SelectedItemBinding changes.
/// </summary>
/// <param name="oldBinding">The old binding.</param>
/// <param name="newBinding">The new binding.</param>
protected virtual void OnSelectedItemBindingChanged(BindingBase oldBinding, BindingBase newBinding)
{
NotifyPropertyChanged("SelectedItemBinding");
}
void SetConnectorLabelToolTip(Connector connector, BindingBase binding)
{
connector.SetBinding(Connector.LabelTextProperty, binding);
ToolTip toolTip = new ToolTip();
toolTip.SetBinding(UserControl.ContentProperty, binding);
connector.SetLabelToolTip(toolTip);
}
static void SetSelectedValueBinding_RestoreAfterInitialization(Selector element, BindingBase value)
{
element.SetValue(SelectedValueBinding_RestoreAfterInitializationProperty, value);
}
// Token: 0x06001806 RID: 6150 RVA: 0x00074489 File Offset: 0x00072689
internal override ValidationRule LookupValidationRule(Type type)
{
return(BindingBase.LookupValidationRule(type, this.ValidationRulesInternal));
}
private static void ApplyDataBinding( FrameworkElement element, string dependencyProperty, BindingBase binding )
{
Contract.Requires( element != null );
Contract.Requires( !string.IsNullOrEmpty( dependencyProperty ) );
Contract.Requires( binding != null );
// find matching dependency property (search local type and all base types)
var fields = from type in GetTypeIterator( element.GetType() )
from dp in type.GetFields()
where dp.IsStatic &&
dp.IsInitOnly &&
dp.FieldType == typeof( DependencyProperty ) &&
StringComparer.Ordinal.Equals( dp.Name, dependencyProperty )
select dp;
var field = fields.FirstOrDefault();
// the dependency property wasn't found
if ( field == null )
{
var message = ExceptionMessage.MissingDependencyProperty.FormatDefault( element.GetType(), dependencyProperty );
System.Diagnostics.Debug.WriteLine( message );
System.Console.WriteLine( message );
return;
}
// dynamically data bind
element.SetBinding( (DependencyProperty) field.GetValue( null ), binding );
}
/// <summary>
/// Set up data binding on template child
/// </summary>
/// <param name="dp">Dependent property</param>
/// <param name="binding">Description of binding</param>
public void SetBinding(DependencyProperty dp, BindingBase binding)
{
// store Binding in the style - this will get converted to Binding
// on demand (see Style.ProcessApplyValuesHelper)
SetValue(dp, binding);
}
internal void CopyValue(Feature id, BindingBase clone) { if (HasValue(id)) { clone.SetValue(id, GetValue(id, null)); } }
private static bool VerifyDisplayMemberBinding( BindingBase binding )
{
bool retval = false;
//a DataCell can only be recycled if the DisplayMemberBinding is of type Binding
//and have no source, relativesource, elementname
Binding displayMemberBinding = binding as Binding;
if( displayMemberBinding != null )
{
if( ( ( displayMemberBinding.Source == null ) || ( displayMemberBinding.Source == DependencyProperty.UnsetValue ) )
&& ( ( displayMemberBinding.RelativeSource == null ) || ( displayMemberBinding.Source == DependencyProperty.UnsetValue ) )
&& ( string.IsNullOrEmpty( displayMemberBinding.ElementName ) == true ) )
{
retval = true;
}
}
return retval;
}
public static T ClipboardContentBinding <T>(this T target, Data.BindingBase value) where T : DataGridColumn
{
target.ClipboardContentBinding = value;
return(target);
}
public bool Capture(Point pt)
{
this.tub = get_tier_ui(pt);
if (tub == null /*|| tub.TiersControl.Items.Count == 1*/)
return false;
pt.X = 0.0;
pp_offs = mg.TransformToDescendant(tub).Transform(pt);
pp_offs.X += tub.Margin.Left;
pp_offs.Y += tub.Margin.Top;
var sz = new Size(tub.ActualWidth, tub.ActualHeight);
this.tui = new Rectangle
{
Fill = new ImageBrush
{
ImageSource = __util.GetImage(tub, null, sz),
Stretch = Stretch.None
},
Width = sz.Width,
Height = sz.Height,
Margin = tub.Margin,
};
this.bb = BindingOperations.GetBinding(tub, VisibilityProperty);
BindingOperations.ClearBinding(tub, VisibilityProperty);
tub.Visibility = Visibility.Hidden;
mg.Children.Add(tui);
return tui.CaptureMouse();
}
public static void SetSortBindingMember(DependencyObject obj, BindingBase value)
{
obj.SetValue(SortBindingMemberProperty, value);
}
/// <summary>
/// 生成一个默认的控件模板，用于显示。
///
/// 这个模板的绑定是动态的，所以无法放到 xaml 中去定义，只能用代码动态生成。
/// </summary>
/// <returns></returns>
protected virtual FrameworkElementFactory GenerateDefaultDisplayTemplate(BindingBase binding)
{
var textBlock = new FrameworkElementFactory(typeof(TextBlock));
textBlock.SetBinding(TextBlock.TextProperty, binding);
var style = this.DisplayTextBlockStyle;
if (style != null) textBlock.SetValue(TextBlock.StyleProperty, style);
return textBlock;
}
internal override void InitializeClone(BindingBase baseClone, BindingMode mode)
{
Binding clone = (Binding)baseClone;
clone._ppath = _ppath;
clone._xpath = _xpath;
clone._source = _source;
clone._culture = _culture;
clone._isAsync = _isAsync;
clone._asyncState = _asyncState;
clone._bindsDirectlyToSource = _bindsDirectlyToSource;
clone._doesNotTransferDefaultValue = _doesNotTransferDefaultValue;
clone._objectSource = _objectSource;
clone._relativeSource = _relativeSource;
clone._converter = _converter;
clone._converterParameter = _converterParameter;
clone._attachedPropertiesInPath = _attachedPropertiesInPath;
clone._validationRules = _validationRules;
base.InitializeClone(baseClone, mode);
}
/// <summary>
/// Called when TextBinding changes.
/// </summary>
/// <param name="oldBinding">The old binding.</param>
/// <param name="newBinding">The new binding.</param>
protected virtual void OnTextBindingChanged(BindingBase oldBinding, BindingBase newBinding)
{
NotifyPropertyChanged("TextBinding");
}
// initialize a clone
internal virtual void InitializeClone(BindingBase clone, BindingMode mode)
{
clone._flags = _flags;
CopyValue(Feature.FallbackValue, clone);
clone._isSealed = _isSealed;
CopyValue(Feature.StringFormat, clone);
CopyValue(Feature.TargetNullValue, clone);
CopyValue(Feature.BindingGroupName, clone);
clone.ChangeFlagsWithinMask(BindingFlags.PropagationMask, FlagsFrom(mode));
}
//------------------------------------------------------
//
// Public Methods
//
//------------------------------------------------------
/// <summary>
/// Attach a BindingExpression to a property.
/// </summary>
/// <remarks>
/// A new BindingExpression is created from the given description, and attached to
/// the given property of the given object. This method is the way to
/// attach a Binding to an arbitrary DependencyObject that may not expose
/// its own SetBinding method.
/// </remarks>
/// <param name="target">object on which to attach the Binding</param>
/// <param name="dp">property to which to attach the Binding</param>
/// <param name="binding">description of the Binding</param>
/// <exception cref="ArgumentNullException"> target and dp and binding cannot be null </exception>
public static BindingExpressionBase SetBinding(DependencyObject target, DependencyProperty dp, BindingBase binding)
{
if (target == null)
{
throw new ArgumentNullException("target");
}
if (dp == null)
{
throw new ArgumentNullException("dp");
}
if (binding == null)
{
throw new ArgumentNullException("binding");
}
// target.VerifyAccess();
BindingExpressionBase bindExpr = binding.CreateBindingExpression(target, dp);
//
target.SetValue(dp, bindExpr);
return(bindExpr);
}
/// <summary>
/// Attach a data Binding to a property
/// </summary>
/// <param name="dp">DependencyProperty that represents the property</param>
/// <param name="binding">description of Binding to attach</param>
public BindingExpressionBase SetBinding(DependencyProperty dp, BindingBase binding)
{
return BindingOperations.SetBinding(this, dp, binding);
}
public void Release(Point pt)
{
var _new = get_tier_ui(pt);
tui.ReleaseMouseCapture();
mg.Children.Remove(tui);
if (_new != null)
{
tier_base.MoveTier(tub.Tier, _new.Tier);
}
tub.Visibility = Visibility.Visible;
BindingOperations.SetBinding(tub, VisibilityProperty, bb);
bb = null;
}