AddTaskForm.java

//File Name : AddTaskForm.java

package com.mycompany.myapp.gui;

import com.codename1.ui.FontImage;
import com.codename1.ui.Form;
import com.mycompany.myapp.entities.Task;

/**
*
*@author
*/

public class AddTaskForm extends Form {

public AddTaskForm(Form previous) {
setTitle(" Add a new task ");
setLayout(BoxLayout.y());
//Creer l'interface d'ajout
TextField tfName = new TextField("","TaskName");
TextField tfStatus = new TextField("","Status :  0   -   1 ");
Button btnValider = new Button("Add task" );

btnValider.addActionListener(new ActionListener(){
@Override
    public void actionPerformed(ActionEvent evt){
// Verifier les donnees saisies par l'utilisateur
        if( (tfName.getText().length==0)||(tfStatus.getText().length()==0))
    Dialog.show("Alter", "Please fill all the fields" , new Command("OK"));
      else
       {
        try {
          Task t = new Task(Integer.ParseInt(tfStatus.getText()), tfName.getText());

        //invoquer la method ajout
         if (new ServiceTask().addTask(t))
            //verifier son retour
          Dialog.show("Success","Connection accepted" , new Commad("OK"));
        else
            Dialog.show("ERROR","Server error",new Command("OK"));

    } catch(NumberFormatException e) {
        Dialog.show("ERROR","Status must be a number", new Commad("OK") );
        }

          }

           }
 });

addAll(tfName,tfStatus,btnValider);
getToolbar().addMaterialCommandToLeftBar("",FontImage.MATERIAL_ARROW_BACK,e->previous.showBack());
}
  }