For each item type there is a separate item handle class used to represent references to items of that type; item handles consist of item type and item id.

对于每个项类型，存在一个单独的项句柄类，用于表示对该类型的项的引用；项句柄由项类型和项id组成。

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For every window in the hierarchy, you can view its properties, like handle, class name, caption, size, position and more.

对于每一个层次结构中的窗口，可以查看其属性，如手柄，类名，标题，大小，位置等等。

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For every window in the hierarchy, you can view its properties, like handle, class name, caption, size, position and more.

对于每一个层次结构中的窗口，可以查看其属性，如手柄，类名，标题，大小，位置等等。

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