/// <summary>
/// 把000010000300002排序为000000000000123
///
/// 不把0的位置改变，这样可以保证顺序与属性定义的顺序一致。
/// </summary>
internal static EntityPropertyViewMeta[] Order(IEnumerable <EntityPropertyViewMeta> properties)
{
//这个方法会打乱都是0的节点原有的顺序。
//properties.Sort((a, b) => a.OrderNo.CompareTo(b.OrderNo));
var res = new EntityPropertyViewMeta[properties.Count()];
var lesszerolist = properties.Where(p => p.OrderNo < 0).OrderBy(p => p.OrderNo).ToArray();
var zeroList = properties.Where(p => p.OrderNo == 0).ToArray();
var greaterzerolist = properties.Where(p => p.OrderNo > 0).OrderBy(p => p.OrderNo).ToArray();
int i = 0;
foreach (var item in lesszerolist)
{
res[i++] = item;
}
foreach (var item in zeroList)
{
res[i++] = item;
}
foreach (var item in greaterzerolist)
{
res[i++] = item;
}
return(res);
}
/// <summary>
/// 设置该属性为动态检查是否可见
///
/// WPF Only
/// </summary>
/// <param name="meta"></param>
/// <param name="indicator">动态根据此属性来检查是否可见。</param>
/// <returns></returns>
public static EntityPropertyViewMeta Visibility(this EntityPropertyViewMeta meta, IManagedProperty indicator)
{
meta.VisibilityIndicator.VisiblityType = VisiblityType.Dynamic;
meta.VisibilityIndicator.Property = indicator;
return(meta);
}
internal void Config(EntityPropertyViewMeta property)
{
if (this.Label != null) { property.Label = this.Label; }
if (this.ShowInWhere != null) { property.ShowInWhere = this.ShowInWhere.Value; }
if (this.OrderNo != null) { property.OrderNo = this.OrderNo.Value; }
}
internal void OnPropertyFound(EntityPropertyViewMeta property)
{
var handler = this.PropertyFound;
if (handler != null)
{
handler(this, new PropertyFoundEventArgs(property));
}
}
/// <summary>
/// 为某个引用属性直接快速设置数据源
/// </summary>
/// <param name="meta"></param>
/// <param name="dataSourceProvier"></param>
/// <returns></returns>
public static EntityPropertyViewMeta UseDataSource(this EntityPropertyViewMeta meta, Func <object> dataSourceProvier)
{
var svm = meta.SelectionViewMeta;
if (svm == null)
{
throw new InvalidOperationException("只有配置了 SelectionViewMeta 的属性才可以使用本方法为其设置数据源。");
}
svm.DataSourceProvider = dataSourceProvier;
return(meta);
}
/// <summary>
/// 为某个引用属性直接快速设置数据源
/// </summary>
/// <param name="meta"></param>
/// <param name="property"></param>
/// <returns></returns>
public static EntityPropertyViewMeta UseDataSource(this EntityPropertyViewMeta meta, IManagedProperty property)
{
var svm = meta.SelectionViewMeta;
if (svm == null)
{
throw new InvalidOperationException("只有配置了 SelectionViewMeta 的属性才可以使用本方法为其设置数据源。");
}
svm.DataSourceProperty = property;
return(meta);
}
/// <summary>
/// 设置该属性可显示的范围
/// </summary>
/// <param name="meta"></param>
/// <param name="value"></param>
/// <returns></returns>
public static EntityPropertyViewMeta ShowIn(this EntityPropertyViewMeta meta, ShowInWhere value)
{
if (value == ShowInWhere.Hide)
{
meta.ShowInWhere = ShowInWhere.Hide;
}
else
{
meta.ShowInWhere |= value;
}
return(meta);
}
/// <summary>
/// 设置该属性是否为只读
/// </summary>
/// <param name="meta"></param>
/// <param name="value"></param>
/// <returns></returns>
public static EntityPropertyViewMeta Readonly(this EntityPropertyViewMeta meta, bool value = true)
{
if (meta is WebEntityPropertyViewMeta)
{
(meta as WebEntityPropertyViewMeta).Readonly(value);
}
else
{
(meta as WPFEntityPropertyViewMeta).Readonly(value);
}
return(meta);
}
internal static ComboListConfig CreateComboList(EntityPropertyViewMeta property)
{
var comboList = new ComboListConfig();
comboList.model = ClientEntities.GetClientName(property.SelectionViewMeta.SelectionEntityType);
var title = property.SelectionViewMeta.RefTypeDefaultView.TitleProperty;
if (title != null) { comboList.displayField = title.Name; }
var dsp = property.SelectionViewMeta.DataSourceProperty;
if (dsp != null) { comboList.dataSourceProperty = dsp.Name; }
return comboList;
}
internal static FieldConfig GetTypeEditor(EntityPropertyViewMeta property)
{
var type = GetServerType(property.PropertyMeta.PropertyType);
switch (type.JSType)
{
case JavascriptType.Int:
case JavascriptType.Float:
return new FieldConfig
{
xtype = "numberfield"
};
case JavascriptType.Date:
return new FieldConfig
{
xtype = "datefield"
};
case JavascriptType.Boolean:
return new FieldConfig
{
xtype = "checkbox"
};
case JavascriptType.Reference:
throw new InvalidOperationException("请调用 CreateComboList 方法。");
case JavascriptType.String:
if (type.Name == SupportedServerType.Enum)
{
return new EnumBoxConfig(type.RuntimeType);
}
else
{
return new TextFieldConfig
{
allowBlank = type.IsNullable
};
}
default:
return null;
}
}
public PropertyFoundEventArgs(EntityPropertyViewMeta property)
{
this.Property = property;
}
public IEnumerable <EntityPropertyViewMeta> OrderedEntityProperties()
{
return(EntityPropertyViewMeta.Order(this.EntityProperties));
}
/// <summary>
/// 具体指定某个属性的排序号
///
/// 一般使用在扩展视图中。
/// </summary>
/// <param name="meta"></param>
/// <param name="orderNo"></param>
/// <returns></returns>
public static EntityPropertyViewMeta HasOrderNo(this EntityPropertyViewMeta meta, double orderNo)
{
meta.OrderNo = orderNo;
return(meta);
}
/// <summary>
/// 设置属性的显示名称
/// </summary>
/// <param name="meta"></param>
/// <param name="label"></param>
/// <returns></returns>
public static EntityPropertyViewMeta HasLabel(this EntityPropertyViewMeta meta, string label)
{
meta.Label = label;
return(meta);
}
/// <summary>
/// 设置该属性为动态检查是否可见
///
/// WPF Only
/// </summary>
/// <param name="meta"></param>
/// <param name="value">是否可见。</param>
/// <returns></returns>
public static EntityPropertyViewMeta Visibility(this EntityPropertyViewMeta meta, bool value = false)
{
meta.VisibilityIndicator.VisiblityType = value ? VisiblityType.AlwaysHide : VisiblityType.AlwaysShow;
return(meta);
}
/// <summary>
/// 把000010000300002排序为000000000000123
///
/// 不把0的位置改变，这样可以保证顺序与属性定义的顺序一致。
/// </summary>
internal static EntityPropertyViewMeta[] Order(IEnumerable<EntityPropertyViewMeta> properties)
{
//这个方法会打乱都是0的节点原有的顺序。
//properties.Sort((a, b) => a.OrderNo.CompareTo(b.OrderNo));
var res = new EntityPropertyViewMeta[properties.Count()];
var lesszerolist = properties.Where(p => p.OrderNo < 0).OrderBy(p => p.OrderNo).ToArray();
var zeroList = properties.Where(p => p.OrderNo == 0).ToArray();
var greaterzerolist = properties.Where(p => p.OrderNo > 0).OrderBy(p => p.OrderNo).ToArray();
int i = 0;
foreach (var item in lesszerolist) res[i++] = item;
foreach (var item in zeroList) res[i++] = item;
foreach (var item in greaterzerolist) res[i++] = item;
return res;
}