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-rw-r--r--src/GraphicObjects/GraphicObject.cs359
1 files changed, 147 insertions, 212 deletions
diff --git a/src/GraphicObjects/GraphicObject.cs b/src/GraphicObjects/GraphicObject.cs
index 8966acf6..fb9f592d 100644
--- a/src/GraphicObjects/GraphicObject.cs
+++ b/src/GraphicObjects/GraphicObject.cs
@@ -12,16 +12,8 @@ using System.IO;
namespace Crow
{
- public class GraphicObject : IXmlSerializable, ILayoutable, IValueChange, ICloneable, IBindable
+ public class GraphicObject : IXmlSerializable, ILayoutable, IValueChange, ICloneable
{
- #region IBindable implementation
- List<Binding> bindings = new List<Binding> ();
- public List<Binding> Bindings {
- get { return bindings; }
- }
-
- #endregion
-
internal static ulong currentUid = 0;
internal ulong uid = 0;
@@ -513,7 +505,7 @@ namespace Crow
#endregion
/// <summary> Loads the default values from XML attributes default </summary>
- protected virtual void loadDefaultValues()
+ public void loadDefaultValues()
{
#if DEBUG_LOAD
Debug.WriteLine ("LoadDefValues for " + this.ToString ());
@@ -581,151 +573,70 @@ namespace Crow
typeof(void),new Type[] {typeof(object)},thisType,true);
il = dm.GetILGenerator(256);
-
+ il.DeclareLocal(typeof(GraphicObject));
il.Emit(OpCodes.Nop);
+ //set local GraphicObject to root object passed as 1st argument
+ il.Emit (OpCodes.Ldarg_0);
+ il.Emit (OpCodes.Stloc_0);
- foreach (PropertyInfo pi in thisType.GetProperties(BindingFlags.Public | BindingFlags.Instance)) {
- string name = "";
- object defaultValue = null;
-
- #region retrieve custom attributes
+ foreach (PropertyInfo pi in thisType.GetProperties(BindingFlags.Public | BindingFlags.Instance)) {
if (pi.GetSetMethod () == null)
continue;
-
- XmlIgnoreAttribute xia = (XmlIgnoreAttribute)pi.GetCustomAttribute (typeof(XmlIgnoreAttribute));
- if (xia != null)
- continue;
- XmlAttributeAttribute xaa = (XmlAttributeAttribute)pi.GetCustomAttribute (typeof(XmlAttributeAttribute));
- if (xaa != null) {
- if (string.IsNullOrEmpty (xaa.AttributeName))
- name = pi.Name;
- else
- name = xaa.AttributeName;
- }
-
- int styleIndex = -1;
- if (styling.Count > 0){
- for (int i = 0; i < styling.Count; i++) {
- if (styling[i].ContainsKey (name)){
- styleIndex = i;
- break;
- }
- }
- }
- if (styleIndex >= 0){
- if (pi.PropertyType.IsEnum)//maybe should be in parser..
- defaultValue = Enum.Parse(pi.PropertyType, (string)styling[styleIndex] [name], true);
- else
- defaultValue = styling[styleIndex] [name];
- }else {
- DefaultValueAttribute dv = (DefaultValueAttribute)pi.GetCustomAttribute (typeof (DefaultValueAttribute));
- if (dv == null)
- continue;
- defaultValue = dv.Value;
- }
- #endregion
-
- il.Emit (OpCodes.Ldarg_0);
-
- if (defaultValue == null) {
- il.Emit (OpCodes.Ldnull);
- il.Emit (OpCodes.Callvirt, pi.GetSetMethod ());
+ object defaultValue;
+ if (!getDefaultValue (pi, styling, out defaultValue))
continue;
- }
- Type dvType = defaultValue.GetType ();
- if (dvType.IsValueType) {
- if (pi.PropertyType.IsValueType) {
- if (pi.PropertyType.IsEnum) {
- if (pi.PropertyType != dvType)
- throw new Exception ("Enum mismatch in default values: " + pi.PropertyType.FullName);
- il.Emit (OpCodes.Ldc_I4, Convert.ToInt32 (defaultValue));
- } else {
- switch (Type.GetTypeCode (dvType)) {
- case TypeCode.Boolean:
- if ((bool)defaultValue == true)
- il.Emit (OpCodes.Ldc_I4_1);
- else
- il.Emit (OpCodes.Ldc_I4_0);
- break;
-// case TypeCode.Empty:
-// break;
-// case TypeCode.Object:
-// break;
-// case TypeCode.DBNull:
-// break;
-// case TypeCode.SByte:
-// break;
-// case TypeCode.Decimal:
-// break;
-// case TypeCode.DateTime:
-// break;
- case TypeCode.Char:
- il.Emit (OpCodes.Ldc_I4, Convert.ToChar (defaultValue));
- break;
- case TypeCode.Byte:
- case TypeCode.Int16:
- case TypeCode.Int32:
- il.Emit (OpCodes.Ldc_I4, Convert.ToInt32 (defaultValue));
- break;
- case TypeCode.UInt16:
- case TypeCode.UInt32:
- il.Emit (OpCodes.Ldc_I4, Convert.ToUInt32 (defaultValue));
- break;
- case TypeCode.Int64:
- il.Emit (OpCodes.Ldc_I8, Convert.ToInt64 (defaultValue));
- break;
- case TypeCode.UInt64:
- il.Emit (OpCodes.Ldc_I8, Convert.ToUInt64 (defaultValue));
- break;
- case TypeCode.Single:
- il.Emit (OpCodes.Ldc_R4, Convert.ToSingle (defaultValue));
- break;
- case TypeCode.Double:
- il.Emit (OpCodes.Ldc_R8, Convert.ToDouble (defaultValue));
- break;
- case TypeCode.String:
- il.Emit (OpCodes.Ldstr, Convert.ToString (defaultValue));
- break;
- default:
- il.Emit (OpCodes.Pop);
- continue;
- }
- }
- } else
- throw new Exception ("Expecting valuetype in default values for: " + pi.Name);
- }else{
- //surely a class or struct
- if (dvType != typeof(string))
- throw new Exception ("Expecting String in default values for: " + pi.Name);
- if (pi.PropertyType == typeof (string))
- il.Emit (OpCodes.Ldstr, Convert.ToString (defaultValue));
- else {
- MethodInfo miParse = pi.PropertyType.GetMethod
- ("Parse", BindingFlags.Static | BindingFlags.Public,
- Type.DefaultBinder, new Type [] {typeof (string)},null);
- if (miParse == null)
- throw new Exception ("no Parse method found for: " + pi.PropertyType.FullName);
-
- il.Emit (OpCodes.Ldstr, Convert.ToString (defaultValue));
- il.Emit (OpCodes.Callvirt, miParse);
-
- if (miParse.ReturnType != pi.PropertyType)
- il.Emit (OpCodes.Unbox_Any, pi.PropertyType);
- }
- }
- il.Emit (OpCodes.Callvirt, pi.GetSetMethod ());
+ CompilerServices.EmitSetValue (il, pi, defaultValue);
}
il.Emit(OpCodes.Ret);
#endregion
try {
- Interface.DefaultValuesLoader[styleKey] = (Interface.loadDefaultInvoker)dm.CreateDelegate(typeof(Interface.loadDefaultInvoker));
+ Interface.DefaultValuesLoader[styleKey] = (Interface.LoaderInvoker)dm.CreateDelegate(typeof(Interface.LoaderInvoker));
Interface.DefaultValuesLoader[styleKey] (this);
} catch (Exception ex) {
throw new Exception ("Error applying style <" + styleKey + ">:", ex);
}
}
+ bool getDefaultValue(PropertyInfo pi, List<Dictionary<string, object>> styling,
+ out object defaultValue){
+ defaultValue = null;
+ string name = "";
+
+ XmlIgnoreAttribute xia = (XmlIgnoreAttribute)pi.GetCustomAttribute (typeof(XmlIgnoreAttribute));
+ if (xia != null)
+ return false;
+ XmlAttributeAttribute xaa = (XmlAttributeAttribute)pi.GetCustomAttribute (typeof(XmlAttributeAttribute));
+ if (xaa != null) {
+ if (string.IsNullOrEmpty (xaa.AttributeName))
+ name = pi.Name;
+ else
+ name = xaa.AttributeName;
+ }
+
+ int styleIndex = -1;
+ if (styling.Count > 0){
+ for (int i = 0; i < styling.Count; i++) {
+ if (styling[i].ContainsKey (name)){
+ styleIndex = i;
+ break;
+ }
+ }
+ }
+ if (styleIndex >= 0){
+ if (pi.PropertyType.IsEnum)//maybe should be in parser..
+ defaultValue = Enum.Parse(pi.PropertyType, (string)styling[styleIndex] [name], true);
+ else
+ defaultValue = styling[styleIndex] [name];
+ }else {
+ DefaultValueAttribute dv = (DefaultValueAttribute)pi.GetCustomAttribute (typeof (DefaultValueAttribute));
+ if (dv == null)
+ return false;
+ defaultValue = dv.Value;
+ }
+ return true;
+ }
+
public virtual GraphicObject FindByName(string nameToFind){
return string.Equals(nameToFind, _name, StringComparison.Ordinal) ? this : null;
@@ -747,7 +658,7 @@ namespace Crow
if (Width == Measure.Fit || Height == Measure.Fit)
RegisterForLayouting (LayoutingType.Sizing);
else if (RegisteredLayoutings == LayoutingType.None)
- Interface.CurrentInterface.EnqueueForRepaint (this);
+ CurrentInterface.EnqueueForRepaint (this);
}
/// <summary> query an update of the content, a redraw </summary>
[MethodImpl(MethodImplOptions.AggressiveInlining)]
@@ -755,8 +666,20 @@ namespace Crow
{
bmp = null;
if (RegisteredLayoutings == LayoutingType.None)
- Interface.CurrentInterface.EnqueueForRepaint (this);
+ CurrentInterface.EnqueueForRepaint (this);
}
+ public Interface CurrentInterface {
+ get {
+ ILayoutable tmp = this.Parent;
+ while (tmp != null) {
+ if (tmp is Interface)
+ return tmp as Interface;
+ tmp = tmp.Parent;
+ }
+ return null;
+ }
+ }
+
#region Layouting
#if DEBUG_LAYOUTING
@@ -1200,18 +1123,15 @@ namespace Crow
}
#region Binding
- public void BindMember(string _member, string _expression){
- Bindings.Add(new Binding (this, _member, _expression));
- }
public virtual void ResolveBindings()
{
- if (Bindings.Count == 0)
- return;
- #if DEBUG_BINDING
- Debug.WriteLine ("Resolve Bindings => " + this.ToString ());
- #endif
-
- CompilerServices.ResolveBindings (Bindings);
+// if (Bindings.Count == 0)
+// return;
+// #if DEBUG_BINDING
+// Debug.WriteLine ("Resolve Bindings => " + this.ToString ());
+// #endif
+//
+// CompilerServices.ResolveBindings (Bindings);
}
/// <summary>
@@ -1220,53 +1140,53 @@ namespace Crow
/// </summary>
public virtual void ClearBinding(){
//dont clear binding if dataSource is not null,
- foreach (Binding b in Bindings) {
- try {
- if (!b.Resolved)
- continue;
- //cancel compiled events
- if (b.Target == null){
- continue;
- #if DEBUG_BINDING
- Debug.WriteLine("Clear binding canceled for => " + b.ToString());
- #endif
- }
- if (b.Target.Instance != DataSource){
- #if DEBUG_BINDING
- Debug.WriteLine("Clear binding canceled for => " + b.ToString());
- #endif
- continue;
- }
- #if DEBUG_BINDING
- Debug.WriteLine("ClearBinding => " + b.ToString());
- #endif
- if (string.IsNullOrEmpty (b.DynMethodId)) {
- b.Resolved = false;
- if (b.Source.Member.MemberType == MemberTypes.Event)
- removeEventHandler (b);
- //TODO:check if full reset is necessary
- continue;
- }
- MemberReference mr = null;
- if (b.Target == null)
- mr = b.Source;
- else
- mr = b.Target;
- Type dataSourceType = mr.Instance.GetType();
- EventInfo evtInfo = dataSourceType.GetEvent ("ValueChanged");
- FieldInfo evtFi = CompilerServices.GetEventHandlerField (dataSourceType, "ValueChanged");
- MulticastDelegate multicastDelegate = evtFi.GetValue (mr.Instance) as MulticastDelegate;
- if (multicastDelegate != null) {
- foreach (Delegate d in multicastDelegate.GetInvocationList()) {
- if (d.Method.Name == b.DynMethodId)
- evtInfo.RemoveEventHandler (mr.Instance, d);
- }
- }
- b.Reset ();
- } catch (Exception ex) {
- Debug.WriteLine("\t Error: " + ex.ToString());
- }
- }
+// foreach (Binding b in Bindings) {
+// try {
+// if (!b.Resolved)
+// continue;
+// //cancel compiled events
+// if (b.Target == null){
+// continue;
+// #if DEBUG_BINDING
+// Debug.WriteLine("Clear binding canceled for => " + b.ToString());
+// #endif
+// }
+// if (b.Target.Instance != DataSource){
+// #if DEBUG_BINDING
+// Debug.WriteLine("Clear binding canceled for => " + b.ToString());
+// #endif
+// continue;
+// }
+// #if DEBUG_BINDING
+// Debug.WriteLine("ClearBinding => " + b.ToString());
+// #endif
+// if (string.IsNullOrEmpty (b.DynMethodId)) {
+// b.Resolved = false;
+// if (b.Source.Member.MemberType == MemberTypes.Event)
+// removeEventHandler (b);
+// //TODO:check if full reset is necessary
+// continue;
+// }
+// MemberReference mr = null;
+// if (b.Target == null)
+// mr = b.Source;
+// else
+// mr = b.Target;
+// Type dataSourceType = mr.Instance.GetType();
+// EventInfo evtInfo = dataSourceType.GetEvent ("ValueChanged");
+// FieldInfo evtFi = CompilerServices.GetEventHandlerField (dataSourceType, "ValueChanged");
+// MulticastDelegate multicastDelegate = evtFi.GetValue (mr.Instance) as MulticastDelegate;
+// if (multicastDelegate != null) {
+// foreach (Delegate d in multicastDelegate.GetInvocationList()) {
+// if (d.Method.Name == b.DynMethodId)
+// evtInfo.RemoveEventHandler (mr.Instance, d);
+// }
+// }
+// b.Reset ();
+// } catch (Exception ex) {
+// Debug.WriteLine("\t Error: " + ex.ToString());
+// }
+// }
}
void removeEventHandler(Binding b){
FieldInfo fiEvt = CompilerServices.GetEventHandlerField (b.Source.Instance.GetType(), b.Source.Member.Name);
@@ -1297,7 +1217,7 @@ namespace Crow
return;
}
if (mi.MemberType == MemberTypes.Event) {
- this.Bindings.Add (new Binding (new MemberReference(this, mi), value));
+ Interface.RegisterBinding (new Binding (new MemberReference(this, mi), value));
return;
}
if (mi.MemberType == MemberTypes.Property) {
@@ -1318,7 +1238,7 @@ namespace Crow
if (!value.EndsWith("}", StringComparison.Ordinal))
throw new Exception (string.Format("XML:Malformed binding: {0}", value));
- this.Bindings.Add (new Binding (new MemberReference(this, pi), value.Substring (1, value.Length - 2)));
+ Interface.RegisterBinding (new Binding (new MemberReference(this, pi), value.Substring (1, value.Length - 2)));
return;
}
if (pi.GetCustomAttribute (typeof(XmlIgnoreAttribute)) != null)
@@ -1341,21 +1261,34 @@ namespace Crow
}
public virtual void ReadXml (System.Xml.XmlReader reader)
{
- if (reader.HasAttributes) {
-
- style = reader.GetAttribute ("Style");
+ IMLInstantiatorBuilder ir = reader as IMLInstantiatorBuilder;
+ Type thisType = this.GetType ();
- loadDefaultValues ();
+ if (ir.HasAttributes) {
+ style = ir.GetAttribute ("Style");
+ if (!string.IsNullOrEmpty (style)) {
+ PropertyInfo pi = thisType.GetProperty ("Style");
+ CompilerServices.EmitSetValue (ir.il, pi, style);
+ }
+ }
+ if (ir.HasAttributes) {
+ ir.il.Emit (OpCodes.Ldarg_0);
+ ir.il.Emit (OpCodes.Callvirt, typeof(GraphicObject).GetMethod ("loadDefaultValues"));
- while (reader.MoveToNextAttribute ()) {
- if (reader.Name == "Style")
+ while (ir.MoveToNextAttribute ()) {
+ if (ir.Name == "Style")
continue;
- affectMember (reader.Name, reader.Value);
+ PropertyInfo pi = thisType.GetProperty (ir.Name);
+
+ if (pi == null)
+ throw new Exception ("Member '" + ir.Name + "' not found in " + thisType.Name);
+
+ CompilerServices.EmitSetValue (ir.il, pi, ir.Value);
+
}
- reader.MoveToElement ();
- }else
- loadDefaultValues ();
+ ir.MoveToElement ();
+ }
}
public virtual void WriteXml (System.Xml.XmlWriter writer)
{
@@ -1445,6 +1378,8 @@ namespace Crow
}
#endregion
+
+
#region ICloneable implementation
public object Clone ()
{
@@ -1470,8 +1405,8 @@ namespace Crow
/// </summary>
public virtual GraphicObject DeepClone(){
GraphicObject tmp = Clone () as GraphicObject;
- foreach (Binding b in this.bindings)
- tmp.Bindings.Add (new Binding (new MemberReference (tmp, b.Source.Member), b.Expression));
+// foreach (Binding b in this.bindings)
+// tmp.Bindings.Add (new Binding (new MemberReference (tmp, b.Source.Member), b.Expression));
return tmp;
}
}
generated by cgit v1.3.1-4-g156e (git 2.54.0) at 2026-11-12 19:19:51 +0000