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When the Quad cursor is in the 'No Selection' state (nothing is highlighted or selected), select Quickdraw from the Model tab, click the Quickdraw icon in the ribbon or type BIMQuickdraw in the commandline.
You are prompted: Select first point or [quickdraw Settings]:
Enter S for the Quickdraw Settings.
Specify a new value to the system variables of Quickdraw to change their default values (e.g. Default Wall Width, Default Slab Thickness, and Default floor to floor distance).
When the "auto adapt sizes"-option is turned on, the dimensions of the walls and slab of the new room will be the same as the walls and slab you snap to.
在运行Quickdraw时更改系统变量
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