| 1. | If the control is a valid drop target , the
如果该控件是有效的放置目标，则 |
| 2. | It then checks to see if the item is a valid drop target
然后检查该项是否为有效的放置目标。 |
| 3. | It then checks to see if the control is a valid drop target
然后它将检查该控件是否是有效的放置目标。 |
| 4. | To be valid drop targets , controls must be capable of displaying the underlying data type of the item dragged onto it from the data sources window
控件必须能显示从“数据源”窗口拖放的项的基础数据类型才能成为有效的拖放目标。 |
| 5. | Events are paired so that as the mouse moves across the drop target , the user is given the most up - to - date feedback on the mouse s position
事件成对出现，从而当鼠标从放置目标上移动时，就能够为用户提供有关鼠标位置的最新反馈。 |
| 6. | The drop - down list of associated controls in the data sources window is only available when a valid drop target such as a form is the active window
仅当活动窗口为有效的放置目标（如窗体）时“数据源”窗口中的关联控件下拉列表才可用。 |
| 7. | Events are paired so that as the mouse moves across the drop target , the user is given the most up - to - date feedback on the mouse s position , as follows
事件成对出现，因此当鼠标在放置目标上移动时，就能够为用户提供有关鼠标位置的最新反馈，如下所示： |
| 8. | Component that you created in step 9 , dropping it below the text field from step 12 the cursor will appear behind the text field when the drop target is correct
组件上，并置于步骤12中创建的文本字段下（如果放置的目标正确，那么在该文本字段后会出现光标） 。将 |
| 9. | Drawcli is an active container that stores its files in the compound file format , supports in - place activation , and acts as a drop target for drag - and - drop operations
Drawcli是活动容器，它以复合文件格式存储其文件，支持就地激活，并且作为拖放操作的放置目标。 |
