IDEA插件开发注册菜单之向主菜单注册菜单项目

 <actions>
        <group id="TestMenu" text="_TestMenu" description="xxx">
        	<!-- 
        		这个应该很好理解, 添加到哪个组
        		group-id: 唯一
        		anchor: after / before / first / last
        	 -->
            <add-to-group group-id="MainMenu" anchor="last"/>
            <action id="TestAction1" class="com.wind.action.TestAction" text="测试菜单" description="xxx"/>
        </group>
    </actions>

<!-- 
		如下效果为：
			TestMenu
			 - 测试菜单
			 - 测试子菜单
	-->
    <actions>
        <group id="TestMenu" text="_TestMenu" description="xxx">
            <add-to-group group-id="MainMenu" anchor="last"/>
            <action id="TestAction" class="com.wind.action.TestAction" text="测试菜单" description="xxx"/>
        </group>
        <group id="TestSubMenu1" text="_TestSubMenu" description="xxx">
        	<!-- 重点其实就是这里，想添加到哪就写对应的group-id -->
            <add-to-group group-id="TestMenu" anchor="last"/>
            <action id="TestSubAction1" class="com.wind.action.TestSubAction1" text="测试子菜单" description="xxx"/>
        </group>
    </actions>

package com.wind.action;

import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.PlatformDataKeys;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.Messages;
import org.jetbrains.annotations.NotNull;

/**
 * @author wind
 * @Description 测试菜单执行类
 * @createDate 2021/4/13 13:55
 * @updateDate 2021/4/13 13:55
 */
public class TestAction extends AnAction {
    @Override
    public void actionPerformed(@NotNull AnActionEvent event) {
        Project project = event.getData(PlatformDataKeys.PROJECT);
        String txt = Messages.showInputDialog(
                project,
                "请输入测试内容",
                "测试标题",
                Messages.getQuestionIcon()
        );

        System.out.println(txt);
    }
}