It is also possible to move the Object Browser, Components Browser, Query Browser and the Properties Panel from their default locations. To dock a component, you have to click on top of the panel and drag it to the docking icon. To move a component, you have to first remove auto hiding.
Each item has a unique docking location. The symbol represents all the possible locations where you can dock the component.
If you want to undock a panel, you can drag the panel to any place away from the docking icon.