Main Functions.

How to launch APP Builder web page? Just click APP Builder to enter APP Builder main panel web page. The following items are displayed in the Main Panel: Menu, Toolbar, Work Space, Zenbo facial expression Simulator, Zenbo 3D Simulator, and Blocks Menu.

Table 1. Menu items.

Menu	No.	Name	Description
`File`	1.1	New	Create a new project. Clear current progress if Work Space is saved. Create a new project tab if Work Space is not saved
	1.2	Open	Open previously saved projects using the file manager with the filename extension .zba.
	1.3	Save	Save the current project.
`Edit`	1.4	Redo	Redo the last change made in Work Space.
`Edit`	1.5	Undo	Undo the last change made in Work Space.
`Connect`	1.6	Connect	Connect to Zenbo. Connect to Zenbo by entering Zenbo’s IP when it is in the same domain
`Connect`	1.7	Disconnect	Disconnect from Zenbo. Disconnect Zenbo from the current connection.
`Help`	1.8	General documentation	Getting start。
	1.9	Documentation about IDE	APP Builder guide.
	1.10	API reference	APP Builder Block (API) guide.

Table 2. Toolbar items.

Toolbar	No.	Name	Description
`File`	同1.1	New	Create a new project Clear current progress if Work Space is saved. Create a new project tab if Work Space is not saved.
	同1.3	Save	Save the current project.
`Edit`	同1.4	Redo	Redo the last change made in Work Space.
	同1.5	Undo	Undo the last change made in Work Space.
	1.14	Zoom in	Zoom in to increase all blocks’ size.
	1.15	Zoom out	Zoom out to decrease all blocks’ size.
	1.16	Start point	Center and reset all the blocks’ size.
	1.20	Block Count	Count the number of blocks in Work Space, including sub-blocks.
	1.21	Delete block	Drag and drop blocks here to remove them.
`Connect`	1.17	Connection status	Display the connection status of Zenbo. Click to connect to Zenbo when disconnected.
			Connect to Zenbo by entering Zenbo’s IP when it is in the same domain.
`Run`	1.18	Play	Simulate	Run the project in the 3D Simulator.
	1.19		Connect	Send the project to Zenbo and run the project.