你可以选择一个图层或者某些图层，通过用这种方法，仅显示那些层的属性。

You can use this by selecting one layer, or certain layers to show the properties for those layers only.

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焦点和选择状态通过一个属性传播。

Focus and selection state are broadcast through a property.

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通过右键单击表单属性进行编辑，在弹出菜单中选择properties。

Edit the form properties by right clicking on it and selecting properties in the pop-up menu.

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