摘要：问题比较简单，直接上代码. private Image _Cover; [Size(SizeAttribute.Unlimited), ValueConverter(typeof(ImageValueConverter))] public Image Cover { get { if (_Cover == null && _Photo != null && _Photo.Length > 0) { usin... 阅读全文

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摘要：How to: Disable Property Editors Based on a Business Rule// Developer Express Code Central Example:// How to: Disable Property Editors Based on a Business Rule// // This example demonstrates how to hide and disable property editors via the// Conditional Appearance module (the obsolete Conditional Ed 阅读全文