/// <summary>添加索引器</summary>
public CodeMemberProperty AddIndexs()
{
var p = new CodeMemberProperty();
p.Attributes = MemberAttributes.Public | MemberAttributes.Override;
p.Name = "Item";
p.Type = new CodeTypeReference(typeof(Object));
p.Parameters.Add(new CodeParameterDeclarationExpression(typeof(String), "name"));
p.AddSummary("获取/设置 字段值。");
p.AddParamComment("name", "属性名");
p.AddReturnComment("属性值");
p.HasGet = true;
p.HasSet = true;
foreach (var item in Table.Columns)
{
var name = item.Name;
// 取值
var cond = "$name".Equal(name);
p.GetStatements.Add(cond.IfTrue(("_" + name).Return()));
// 设置值
var type = typeof(Convert);
var mi = type.GetMethod("To" + item.DataType.Name, new Type[] { typeof(Object) });
CodeExpression ce = null;
if (mi != null)
{
ce = typeof(Convert).ToExp().Invoke("To" + item.DataType.Name, "@value");
}
else
{
ce = "@value".Cast(item.DataType);
}
p.SetStatements.Add(cond.IfTrue(("_" + name).Assign(ce), new CodeMethodReturnStatement()));
}
// 取值
p.GetStatements.Add("$base[$name]".Return());
// 设置值
p.SetStatements.Add("$base[$name]".Assign("$value"));
p.StartDirectives.Add(new CodeRegionDirective(CodeRegionMode.Start, "获取/设置 字段值"));
p.EndDirectives.Add(new CodeRegionDirective(CodeRegionMode.End, null));
Class.Members.Add(p);
return(p);
}
/// <summary>添加单个属性</summary>
/// <param name="field">字段</param>
public CodeMemberProperty AddProperty(IDataColumn field)
{
//String name = FieldNames[field.Name];
var name = field.Name;
var p = new CodeMemberProperty();
p.Attributes = MemberAttributes.Public | MemberAttributes.Final;
p.Name = name;
p.Type = new CodeTypeReference(field.DataType);
p.AddSummary(field.Description);
// 特性
if (!field.Description.IsNullOrWhiteSpace())
{
p.AddAttribute <DescriptionAttribute>(field.Description);
}
if (!field.DisplayName.IsNullOrWhiteSpace() && field.DisplayName != field.Name)
{
p.AddAttribute <DisplayNameAttribute>(field.DisplayName);
}
p.AddAttribute <DataObjectFieldAttribute>(field.PrimaryKey, field.Identity, field.Nullable, field.Length);
p.AddAttribute <BindColumnAttribute>(field.ID, field.ColumnName, field.Description, field.Default == null ? null : field.Default, field.RawType, field.Precision, field.Scale, field.IsUnicode);
p.HasGet = true;
p.HasSet = true;
var f = ("_" + p.Name).ToExp();
p.GetStatements.Add(f.Return());
var changing = "OnPropertyChanging".Invoke(p.Name, "$value");
var changed = "OnPropertyChanged".Invoke(p.Name);
p.SetStatements.Add(changing.IfTrue(f.Assign("$value"), changed.ToStat()));
Class.Members.Add(p);
return(p);
}
/// <summary>添加索引器</summary>
public CodeMemberProperty AddIndexs()
{
var p = new CodeMemberProperty();
p.Attributes = MemberAttributes.Public | MemberAttributes.Override;
p.Name = "Item";
p.Type = new CodeTypeReference(typeof(Object));
p.Parameters.Add(new CodeParameterDeclarationExpression(typeof(String), "name"));
//p.Comments.Add(AddSummary("获取/设置 字段值。"));
//p.Comments.Add(AddParamComment("name", "属性名"));
//p.Comments.Add(AddComment("return", "属性值"));
p.AddSummary("获取/设置 字段值。");
p.AddParamComment("name", "属性名");
p.AddReturnComment("属性值");
p.HasGet = true;
p.HasSet = true;
foreach (var item in Table.Columns)
{
//String name = FieldNames[item.Name];
var name = item.Name;
// 取值
//var cond = new CodeConditionStatement();
//p.GetStatements.Add(cond);
//cond.Condition = new CodeBinaryOperatorExpression(new CodeVariableReferenceExpression("name"), CodeBinaryOperatorType.ValueEquality, new CodePrimitiveExpression(name));
//cond.TrueStatements.Add(new CodeMethodReturnStatement(new CodeFieldReferenceExpression(null, "_" + name)));
var cond = "$name".Equal(name);
p.GetStatements.Add(cond.IfTrue(("_" + name).Return()));
// 设置值
//cond = new CodeConditionStatement();
//p.SetStatements.Add(cond);
//cond.Condition = new CodeBinaryOperatorExpression(new CodeVariableReferenceExpression("name"), CodeBinaryOperatorType.ValueEquality, new CodePrimitiveExpression(name));
var type = typeof(Convert);
var mi = type.GetMethod("To" + item.DataType.Name, new Type[] { typeof(Object) });
CodeExpression ce = null;
if (mi != null)
{
//var mie = new CodeMethodInvokeExpression();
//mie.Method = new CodeMethodReferenceExpression(new CodeTypeReferenceExpression(typeof(Convert)), "To" + item.DataType.Name);
//mie.Parameters.Add(new CodeArgumentReferenceExpression("value"));
//// _Name = Convert.ToString(value);
//ce = mie;
ce = typeof(Convert).ToExp().Invoke("To" + item.DataType.Name, "@value");
}
else
{
//var cce = new CodeCastExpression();
//cce.TargetType = new CodeTypeReference(item.DataType);
//cce.Expression = new CodeArgumentReferenceExpression("value");
//ce = cce;
ce = "@value".Cast(item.DataType);
}
//cond.TrueStatements.Add(new CodeAssignStatement(new CodeFieldReferenceExpression(null, "_" + name), ce));
//// return;
//cond.TrueStatements.Add(new CodeMethodReturnStatement());
p.SetStatements.Add(cond.IfTrue(("_" + name).Assign(ce), new CodeMethodReturnStatement()));
}
// 取值
//var cmrs = new CodeMethodReturnStatement();
//cmrs.Expression = new CodeIndexerExpression(new CodeBaseReferenceExpression(), new CodeVariableReferenceExpression("name"));
//p.GetStatements.Add(cmrs);
p.GetStatements.Add("$base[$name]".Return());
// 设置值
//var cas = new CodeAssignStatement();
//cas.Left = new CodeIndexerExpression(new CodeBaseReferenceExpression(), new CodeVariableReferenceExpression("name"));
//cas.Right = new CodeVariableReferenceExpression("value");
//p.SetStatements.Add(cas);
p.SetStatements.Add("$base[$name]".Assign("$value"));
p.StartDirectives.Add(new CodeRegionDirective(CodeRegionMode.Start, "获取/设置 字段值"));
p.EndDirectives.Add(new CodeRegionDirective(CodeRegionMode.End, null));
Class.Members.Add(p);
return(p);
}
/// <summary>添加单个属性</summary>
/// <param name="field">字段</param>
public CodeMemberProperty AddProperty(IDataColumn field)
{
//String name = FieldNames[field.Name];
var name = field.Name;
var p = new CodeMemberProperty();
p.Attributes = MemberAttributes.Public | MemberAttributes.Final;
p.Name = name;
p.Type = new CodeTypeReference(field.DataType);
//p.Comments.Add(AddSummary(field.Description));
p.AddSummary(field.Description);
// 特性
//if (!field.Description.IsNullOrWhiteSpace())
//{
// p.CustomAttributes.Add(new CodeAttributeDeclaration(new CodeTypeReference(typeof(DescriptionAttribute)), new CodeAttributeArgument(new CodePrimitiveExpression(field.Description))));
// p.CustomAttributes.Add(new CodeAttributeDeclaration(new CodeTypeReference(typeof(DisplayNameAttribute)), new CodeAttributeArgument(new CodePrimitiveExpression(field.Description))));
//}
if (!field.Description.IsNullOrWhiteSpace())
{
p.AddAttribute <DescriptionAttribute>(field.Description);
}
if (!field.DisplayName.IsNullOrWhiteSpace() && field.DisplayName != field.Name)
{
p.AddAttribute <DisplayNameAttribute>(field.DisplayName);
}
//p.CustomAttributes.Add(new CodeAttributeDeclaration(new CodeTypeReference(typeof(DataObjectFieldAttribute)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.PrimaryKey)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.Identity)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.Nullable)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.Length))
// ));
//p.CustomAttributes.Add(new CodeAttributeDeclaration(new CodeTypeReference(typeof(BindColumnAttribute)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.ID)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.ColumnName)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.Description)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.Default == null ? null : field.Default)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.RawType)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.Precision)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.Scale)),
// new CodeAttributeArgument(new CodePrimitiveExpression(field.IsUnicode))
// ));
p.AddAttribute <DataObjectFieldAttribute>(field.PrimaryKey, field.Identity, field.Nullable, field.Length);
p.AddAttribute <BindColumnAttribute>(field.ID, field.ColumnName, field.Description, field.Default == null ? null : field.Default, field.RawType, field.Precision, field.Scale, field.IsUnicode);
p.HasGet = true;
p.HasSet = true;
var f = ("_" + p.Name).ToExp();
//p.GetStatements.Add(new CodeMethodReturnStatement(new CodeFieldReferenceExpression(null, "_" + p.Name)));
p.GetStatements.Add(f.Return());
//var changing = new CodeMethodInvokeExpression(null, "OnPropertyChanging", new CodePrimitiveExpression(p.Name), new CodeVariableReferenceExpression("value"));
//var changed = new CodeMethodInvokeExpression(null, "OnPropertyChanged", new CodePrimitiveExpression(p.Name));
var changing = "OnPropertyChanging".Invoke(p.Name, "$value");
var changed = "OnPropertyChanged".Invoke(p.Name);
//var cas = new CodeAssignStatement();
//cas.Left = new CodeFieldReferenceExpression(null, "_" + p.Name);
//cas.Right = new CodeVariableReferenceExpression("value");
//var cas = f.Assign("$value".ToExp());
//p.SetStatements.Add(new CodeConditionStatement(changing, cas, changed.ToStat()));
p.SetStatements.Add(changing.IfTrue(f.Assign("$value"), changed.ToStat()));
Class.Members.Add(p);
return(p);
}