Idea generate class diagram plug-in UML (super detailed)

Use Idea Of Diagram Role view UML Class diagram
Idea Is a very powerful development environment , Generate in new project according to UML Class diagram to reflect the class association of new application software projects and the construction of classes and methods . This can better help you implement specific application plans , Including programming 、 Source analysis 、 Common troubleshooting, etc . Now , Let's see how to use Idea Of Diagram Special tool generation 、 Show and analyze UML Class diagram .

1. stay Idea To view the class diagram in, you need to install UML plug-in unit , If you have not installed the plug-in, please install the plug-in by yourself , And guarantee that UML The plug-in is in effect .

2. Look at the class diagram

You can check in the Class Use shortcut keys in tabs Ctrl+Alt+Shift+U and Ctrl+Alt+U Look at the class diagram .

Ctrl+Alt+Shift+U and Ctrl+Alt+U Is the difference between the , The former uses Tab Page open the class diagram page , The latter uses The suspended window opens the class diagram page .

 

It can also be in Class In the tab or Class Click on the file Right click , Choose in turn Diagrams -> Show Diagram -> Java Classes .

 Show Diagram and Show Diagram Popup Is the difference between the , The former uses Tab Page open the class diagram page , The latter uses The suspended window opens the class diagram page . The former in this article is an example , After clicking the option, you will get a class diagram similar to the following ：

  By default , The arrows in the figure represent the following meanings , The color of the center line and font may change with Idea  Use different themes to change .

• The arrow represents the implementation of the class （implements） Relationship

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• The arrow represents the inheritance of the class （extends） Relationship

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• The pattern represents the relationship between inner classes

Other relationship arrows can be referred to UML Appointment

Select a class and right-click to select Jump to Source Option or press the shortcut key F4 , You can jump to the source code file of this class .

In the class diagram, press Ctrl+F12 You can view the list of classes in the diagram and navigate between them .

If you think the word in the current class diagram is too small , Or you can't see clearly , You can use the zoom in button of the toolbar , You can also press and hold... On the keyboard on the class diagram Alt key , And move the mouse , It will have the function of a magnifying glass .

3. How do you use it?

Class diagram Tab Right click menu in page

1. New: Create a new node element or member , Shortcut key Alt+Insert.

2. Add class to diagram: Add other classes to the class diagram , Shortcut key Space.

3. Collapse nodes: Shrink the class diagram of the selected class node , Shortcut key C.

4. Expand nodes: Expand the class diagram of the selected class node , Shortcut key E.

Management class diagram

Show class details

Use the toolbar above or the right-click menu , You can select the details of the class you want to display , You can choose to display the member variables of the class , attribute , Construction method , Method , Internal classes and other information , You can also control the visibility level or the display range of the file .

 

Add classes to the class diagram

When we need to check the relationship between other classes and the current class diagram , It can be added to the current class diagram for analysis .

In the class diagram, use the Add class to diagram Options or use shortcut keys Space , Enter and select the class you want to add in the open search box , Or directly drag the class file to the class diagram with the mouse . If the class you want to add is in a third-party package , You can check Include non-project items Select the box and search again .

 

Delete class nodes from the class diagram

In the class diagram, some classes are not what we want to care about , Or we want the current class diagram to analyze the class relationships we want to see more accurately , We can directly select the class nodes we don't want to see in the class diagram , Then use the delete Key to delete .

View the implementation class and parent class

Select the class node you want to view in the class diagram , Use Show Parents and Show Implementations Options , You can view the parent class and implementation class information of the current class respectively .

Adjust the class diagram layout

Use Layout Options , Then select the sub menu item , You can change the display layout of the current class diagram , To better show the class diagram relationship .（Layout The sub options inside can display the class diagram relationship according to your preferences ）