diff options
Diffstat (limited to 'src/CompilerServices')
| -rw-r--r-- | src/CompilerServices/CompilerServices.cs | 52 |
1 files changed, 28 insertions, 24 deletions
diff --git a/src/CompilerServices/CompilerServices.cs b/src/CompilerServices/CompilerServices.cs index ea46d439..af72a9e0 100644 --- a/src/CompilerServices/CompilerServices.cs +++ b/src/CompilerServices/CompilerServices.cs @@ -46,11 +46,11 @@ namespace Crow } } public class Binding{ - static int bindingCpt = 0; + static int bindingCpt; string dynMethodId = ""; - bool resolved = false; + bool resolved; - public bool TwoWayBinding = false; + public bool TwoWayBinding; public string NewDynMethodId { get { @@ -150,7 +150,9 @@ namespace Crow } while (ptr < bindingExp.Length - 1) { if (tmp == null) { + #if DEBUG_BINDING Debug.WriteLine ("\tERROR: target not found => " + this.ToString()); + #endif return false; } if (bindingExp [ptr] == "..") @@ -165,7 +167,9 @@ namespace Crow } if (tmp == null) { + #if DEBUG_BINDING Debug.WriteLine ("\tERROR: target not found => " + this.ToString()); + #endif return false; } @@ -190,7 +194,7 @@ namespace Crow if (TwoWayBinding) { IBindable source = Source.Instance as IBindable; if (source == null) - throw new Exception (Target.Instance.ToString() + " does not implement IBindable for 2 way bindings"); + throw new Exception (Target.Instance + " does not implement IBindable for 2 way bindings"); source.Bindings.Add (new Binding (Source, Target)); } return true; @@ -222,9 +226,9 @@ namespace Crow return; if (Bindings.Count == 0) return; - #if DEBUG_BINDING +#if DEBUG_BINDING Debug.WriteLine ("Resolve Bindings => " + this.ToString ()); - #endif +#endif //grouped bindings by Instance of Source Dictionary<object,List<Binding>> resolved = new Dictionary<object, List<Binding>>(); @@ -248,9 +252,9 @@ namespace Crow Delegate del = Delegate.CreateDelegate (b.Target.Event.EventHandlerType, b.Source.Instance, b.Source.Method); addHandler.Invoke (b.Target.Instance, new object[] { del }); - #if DEBUG_BINDING +#if DEBUG_BINDING Debug.WriteLine ("\tHandler binded => " + b.ToString()); - #endif +#endif b.Resolved = true; } catch (Exception ex) { Debug.WriteLine ("\tERROR: " + ex.ToString()); @@ -294,7 +298,7 @@ namespace Crow System.Reflection.Emit.Label[] jumpTable = null; System.Reflection.Emit.Label endMethod = new System.Reflection.Emit.Label(); - #region Retrieve EventHandler parameter type +#region Retrieve EventHandler parameter type //EventInfo ei = targetType.GetEvent ("ValueChanged"); //no dynamic update if ValueChanged interface is not implemented if (source_Type.GetInterfaces().Contains(typeof(IValueChange))){ @@ -328,11 +332,11 @@ namespace Crow il.Emit(OpCodes.Ldloc_0); il.Emit(OpCodes.Brfalse, endMethod); } - #endregion +#endregion i = 0; foreach (Binding b in grouped) { - #region initialize target with actual value +#region initialize target with actual value object targetValue = null; if (b.Source.Member != null){ if (b.Source.Member.MemberType == MemberTypes.Property) @@ -363,7 +367,7 @@ namespace Crow else b.Target.Property.GetSetMethod ().Invoke (b.Target.Instance, new object[] { targetValue }); - #endregion +#endregion //if no dyn update, skip jump table if (il == null) @@ -437,17 +441,17 @@ namespace Crow /// <param name="es">Event binding details</param> public static void CompileEventSource(Binding binding) { - #if DEBUG_BINDING +#if DEBUG_BINDING Debug.WriteLine ("\tCompile Event Source => " + binding.ToString()); - #endif +#endif Type target_type = binding.Target.Instance.GetType(); - #region Retrieve EventHandler parameter type +#region Retrieve EventHandler parameter type MethodInfo evtInvoke = binding.Target.Event.EventHandlerType.GetMethod ("Invoke"); ParameterInfo[] evtParams = evtInvoke.GetParameters (); Type handlerArgsType = evtParams [1].ParameterType; - #endregion +#endregion Type[] args = {typeof(object), typeof(object),handlerArgsType}; DynamicMethod dm = new DynamicMethod(binding.NewDynMethodId, @@ -456,7 +460,7 @@ namespace Crow target_type); - #region IL generation +#region IL generation ILGenerator il = dm.GetILGenerator(256); string src = binding.Expression.Trim(); @@ -478,7 +482,7 @@ namespace Crow string lop = operandes [0].Trim (); string rop = operandes [operandes.Length-1].Trim (); - #region LEFT OPERANDES +#region LEFT OPERANDES GraphicObject lopObj = binding.Target.Instance as GraphicObject; //default left operand base object is //the first arg (object sender) of the event handler @@ -520,9 +524,9 @@ namespace Crow default: throw new Exception (string.Format("GOML:member type not handle: {0}", lopParts[i])); } - #endregion +#endregion - #region RIGHT OPERANDES +#region RIGHT OPERANDES if (rop.StartsWith("\'")){ if (!rop.EndsWith("\'")) throw new Exception (string.Format @@ -544,7 +548,7 @@ namespace Crow il.Emit(OpCodes.Unbox_Any, lopT); } - #endregion +#endregion //emit left operand assignment il.Emit(lopSetOC, lopSetMbi); @@ -552,7 +556,7 @@ namespace Crow il.Emit(OpCodes.Ret); - #endregion +#endregion Delegate del = dm.CreateDelegate(binding.Target.Event.EventHandlerType, binding.Target.Instance); MethodInfo addHandler = binding.Target.Event.GetAddMethod (); @@ -561,7 +565,7 @@ namespace Crow binding.Resolved = true; } - #region conversions +#region conversions internal static MethodInfo GetConvertMethod( Type targetType ) { @@ -588,7 +592,7 @@ namespace Crow return typeof( Convert ).GetMethod( name, BindingFlags.Static | BindingFlags.Public, null, new Type[] { typeof( object ) }, null ); } - #endregion +#endregion public static FieldInfo GetEventHandlerField(Type type, string eventName) { |