/// <ToBeCompleted></ToBeCompleted>
public void SetPropertyValue(object obj, string propertyName, object oldValue, object newValue) {
try {
try {
AssertProjectExists();
// ToDo:
// If the objects are not of the same type but of the same base type (or interface), this method will fail.
// So we have to get the common base type/interface in this case.
if (propertySetBuffer != null
&& propertySetBuffer.Objects.Count > 0
&& !IsOfType(obj.GetType(), propertySetBuffer.ObjectType))
throw new InvalidOperationException("Another transaction is pending.");
if (propertySetBuffer == null) {
PropertyInfo propertyInfo = obj.GetType().GetProperty(propertyName);
if (obj is Shape)
propertySetBuffer = new PropertySetInfo<Shape>(propertyInfo, newValue);
else if (obj is IModelObject)
propertySetBuffer = new PropertySetInfo<IModelObject>(propertyInfo, newValue);
else if (obj is Diagram)
propertySetBuffer = new PropertySetInfo<Diagram>(propertyInfo, newValue);
else if (obj is Layer)
propertySetBuffer = new PropertySetInfo<Layer>(propertyInfo, newValue);
else if (obj is Design)
propertySetBuffer = new PropertySetInfo<Design>(propertyInfo, newValue);
else if (obj is Style)
propertySetBuffer = new PropertySetInfo<Style>(propertyInfo, newValue);
else throw new NotSupportedException();
}
propertySetBuffer.Objects.Add(obj);
propertySetBuffer.OldValues.Add(oldValue);
// If all properties are set, commit changes.
if (selectedPrimaryObjects.Contains(obj)
&& propertySetBuffer.Objects.Count == selectedPrimaryObjects.Count)
CommitSetProperty();
else if (selectedSecondaryObjects.Contains(obj)
&& propertySetBuffer.Objects.Count == selectedSecondaryObjects.Count)
CommitSetProperty();
} catch (TargetInvocationException exc) {
if (exc.InnerException != null)
throw exc.InnerException;
}
} catch (Exception) {
CancelSetProperty();
throw;
}
}
/// <ToBeCompleted></ToBeCompleted>
public void CancelSetProperty()
{
AssertProjectExists();
// Discard buffer
propertySetBuffer = null;
}
/// <ToBeCompleted></ToBeCompleted>
public void CommitSetProperty()
{
AssertProjectExists();
if (propertySetBuffer != null) {
ICommand command = null;
if (propertySetBuffer.Objects.Count != 0) {
if (IsOfType(propertySetBuffer.ObjectType, typeof(Shape))) {
command = new ShapePropertySetCommand(
ConvertEnumerator<Shape>.Create(propertySetBuffer.Objects),
propertySetBuffer.PropertyInfo,
propertySetBuffer.OldValues,
propertySetBuffer.NewValue);
} else if (IsOfType(propertySetBuffer.ObjectType, typeof(IModelObject))) {
command = new ModelObjectPropertySetCommand(
ConvertEnumerator<IModelObject>.Create(propertySetBuffer.Objects),
propertySetBuffer.PropertyInfo,
propertySetBuffer.OldValues,
propertySetBuffer.NewValue);
} else if (IsOfType(propertySetBuffer.ObjectType, typeof(Diagram))) {
command = new DiagramPropertySetCommand(
ConvertEnumerator<Diagram>.Create(propertySetBuffer.Objects),
propertySetBuffer.PropertyInfo,
propertySetBuffer.OldValues,
propertySetBuffer.NewValue);
} else if (IsOfType(propertySetBuffer.ObjectType, typeof(Layer))) {
Diagram diagram = null;
foreach (Diagram d in project.Repository.GetDiagrams()) {
foreach (Layer l in ConvertEnumerator<Layer>.Create(propertySetBuffer.Objects)) {
if (d.Layers.Contains(l)) {
diagram = d;
break;
}
if (diagram != null) break;
}
}
command = new LayerPropertySetCommand(
diagram,
ConvertEnumerator<Layer>.Create(propertySetBuffer.Objects),
propertySetBuffer.PropertyInfo,
propertySetBuffer.OldValues,
propertySetBuffer.NewValue);
} else if (IsOfType(propertySetBuffer.ObjectType, typeof(Design))) {
command = new DesignPropertySetCommand(
ConvertEnumerator<Design>.Create(propertySetBuffer.Objects),
propertySetBuffer.PropertyInfo,
propertySetBuffer.OldValues,
propertySetBuffer.NewValue);
} else if (IsOfType(propertySetBuffer.ObjectType, typeof(Style))) {
Design design = null;
if (project.Repository != null) {
foreach (Design d in project.Repository.GetDesigns()) {
foreach (Style s in ConvertEnumerator<Style>.Create(propertySetBuffer.Objects)) {
if (d.ContainsStyle(s)) {
design = d;
break;
}
}
if (design != null) break;
}
} else design = project.Design;
if (design != null) {
command = new StylePropertySetCommand(
design,
ConvertEnumerator<Style>.Create(propertySetBuffer.Objects),
propertySetBuffer.PropertyInfo,
propertySetBuffer.OldValues,
propertySetBuffer.NewValue);
}
} else throw new NotSupportedException();
}
if (command != null) {
// Check if command execution is allowed
Exception exc = command.CheckAllowed(Project.SecurityManager);
if (exc != null) throw exc;
//
if (updateRepository) Project.ExecuteCommand(command);
else command.Execute();
if (PropertyChanged != null) {
int pageIndex;
Hashtable selectedObjectsList;
GetSelectedObjectList(propertySetBuffer.Objects, out pageIndex, out selectedObjectsList);
if (pageIndex >= 0) {
PropertyControllerPropertyChangedEventArgs e = new PropertyControllerPropertyChangedEventArgs(
pageIndex,
propertySetBuffer.Objects,
propertySetBuffer.PropertyInfo,
propertySetBuffer.OldValues,
propertySetBuffer.NewValue);
PropertyChanged(this, e);
}
}
} else
CancelSetProperty();
}
propertySetBuffer = null;
}
/// <ToBeCompleted></ToBeCompleted>
public void SetPropertyValue(object obj, string propertyName, object oldValue, object newValue)
{
try {
try {
AssertProjectExists();
// ToDo:
// If the objects are not of the same type but of the same base type (or interface), this method will fail.
// So we have to get the common base type/interface in this case.
if (propertySetBuffer != null &&
propertySetBuffer.Objects.Count > 0 &&
!IsOfType(obj.GetType(), propertySetBuffer.ObjectType))
{
throw new InvalidOperationException("Another transaction is pending.");
}
if (propertySetBuffer == null)
{
PropertyInfo propertyInfo = obj.GetType().GetProperty(propertyName);
if (obj is Shape)
{
propertySetBuffer = new PropertySetInfo <Shape>(propertyInfo, newValue);
}
else if (obj is IModelObject)
{
propertySetBuffer = new PropertySetInfo <IModelObject>(propertyInfo, newValue);
}
else if (obj is Diagram)
{
propertySetBuffer = new PropertySetInfo <Diagram>(propertyInfo, newValue);
}
else if (obj is Layer)
{
propertySetBuffer = new PropertySetInfo <Layer>(propertyInfo, newValue);
}
else if (obj is Design)
{
propertySetBuffer = new PropertySetInfo <Design>(propertyInfo, newValue);
}
else if (obj is Style)
{
propertySetBuffer = new PropertySetInfo <Style>(propertyInfo, newValue);
}
else
{
throw new NotSupportedException();
}
}
propertySetBuffer.Objects.Add(obj);
propertySetBuffer.OldValues.Add(oldValue);
// If all properties are set, commit changes.
if (selectedPrimaryObjects.Contains(obj) &&
propertySetBuffer.Objects.Count == selectedPrimaryObjects.Count)
{
CommitSetProperty();
}
else if (selectedSecondaryObjects.Contains(obj) &&
propertySetBuffer.Objects.Count == selectedSecondaryObjects.Count)
{
CommitSetProperty();
}
}
catch (TargetInvocationException exc) {
if (exc.InnerException != null)
{
throw exc.InnerException;
}
}
}
catch (Exception) {
CancelSetProperty();
throw;
}
}
