Examples with Entity com.codename1.rad.models.Entity used on opensource projects

Example 26 with Entity

use of com.codename1.rad.models.Entity in project CodenameOne by codenameone.

the class RADActionBoundUIIDSample method start.

public void start() {
    if (current != null) {
        current.show();
        return;
    }
    Form hi = new Form("Toggled Actions Sample", new BorderLayout());
    // Create a tag fo the online status property.
    Tag TAG_ONLINE = new Tag("online");
    // Create an action that will indicte the online/offline status
    ActionNode status = UI.action(// on state of TAG_ONLINE property.
    UI.label(person -> {
        if (person.isFalsey(TAG_ONLINE)) {
            return "Offline";
        } else {
            return "Online";
        }
    }), // Depending on state of TAG_ONLINE property
    UI.uiid(person -> {
        if (person.isFalsey(TAG_ONLINE)) {
            return "LoggedOutStatusButton";
        } else {
            return "LoggedInStatusButton";
        }
    }), // Icon for the action
    UI.icon(FontImage.MATERIAL_PERSON), // define it to always return true so action is always visible.
    UI.condition(person -> {
        return true;
    }));
    // A User entity we use for the models.
    class User extends Entity {
    }
    entityTypeBuilder(User.class).Boolean(TAG_ONLINE).string(Thing.name).factory(cls -> {
        return new User();
    }).build();
    // Create an entity list that will hold several users.
    EntityList el = new EntityList();
    for (int i = 0; i < 200; i++) {
        User u = new User();
        u.set(Thing.name, "User " + i);
        u.set(TAG_ONLINE, i % 2 == 0);
        el.add(u);
    }
    // The ListNode is a wrapper that will be passed to our View so that
    // they can access our action.
    ListNode node = new ListNode(// for each row.
    UI.actions(ProfileListView.ACCOUNT_LIST_ROW_ACTIONS, status));
    // Use a ProfileListView to display all of the users
    // https://shannah.github.io/CodeRAD/javadoc/com/codename1/rad/ui/entityviews/ProfileListView.html
    ProfileListView plv = new ProfileListView(el, node, 8);
    plv.setScrollableY(true);
    // In order to respond to events raised by the action, our view needs to be wrapped
    // in a controller.  Normally our form would have a FormViewController so we could
    // just use FormController, but this sample is compressed to be inside
    // a single method here so we'll create a dedicated ViewController for the list
    ViewController ctrl = new ViewController(null);
    ctrl.setView(plv);
    ctrl.addActionListener(status, evt -> {
        // The action was pressed by the user
        // Update the model's online status
        User u = (User) evt.getEntity();
        u.set(TAG_ONLINE, u.isFalsey(TAG_ONLINE));
    // This will trigger a property change in the model which will update the view.
    });
    hi.add(CENTER, plv);
    hi.show();
}

Example 27 with Entity

use of com.codename1.rad.models.Entity in project CodenameOne by codenameone.

the class RADEntityListAddRemoveInvalidateSample method start.

public void start() {
    if (current != null) {
        current.show();
        return;
    }
    // An entity for the rows our our list view.
    class Person extends Entity {
    }
    entityTypeBuilder(Person.class).string(Thing.name).factory(cls -> {
        return new Person();
    }).build();
    // A remove row action that will be added to each row
    ActionNode removeRow = UI.action(UI.icon(FontImage.MATERIAL_DELETE));
    // An internal list we will use to store the rows of the entitylist
    ArrayList internalList = new ArrayList();
    EntityList profileList = new EntityList() {

        /**
         * Override createInternalList() so that we can use our own data structure
         * for storing this list.  This is contrived to allow us to test the
         * invalidate() method.
         */
        @Override
        protected List createInternalList() {
            return internalList;
        }
    };
    // A list node to wrap our action and pass it to our view
    ListNode node = new ListNode(// of the list.
    UI.actions(ProfileListView.ACCOUNT_LIST_ROW_ACTIONS, removeRow));
    // A ProfileListView to render the list.
    // See https://shannah.github.io/CodeRAD/javadoc/com/codename1/rad/ui/entityviews/ProfileListView.html
    ProfileListView listView = new ProfileListView(profileList, node, 10);
    listView.setScrollableY(true);
    // Create a controller for the ProfileListView so that we can handle actions fired by the view.
    // Normally we'd do this in the FormController but since this sample doesn't have one
    // we create a ViewController for the ProfileListView directly.
    ViewController controller = new ViewController(null);
    controller.setView(listView);
    // Button to add rows to the list
    Button addRow = new Button(FontImage.MATERIAL_ADD);
    // Button to clear the list
    Button clear = new Button("Clear");
    addRow.addActionListener(evt -> {
        // "Add" button clicked.
        // Create new person and add to the list
        Person p = new Person();
        p.set(Thing.name, "Row " + profileList.size());
        profileList.add(p);
    // This will trigger an EntityAddedEvent which will allow
    // the ProfileListView to synchronize
    });
    clear.addActionListener(evt -> {
        // "Clear" button clicked
        // We could have called profileList.clear()
        // but this would send EntityRemoved events for each row removed
        // which is inefficient.  Instead we'll clear the elements in
        // the internal list directly, and then call invalidate()
        // so that the ProfileListView knows to resynchronize its state.
        internalList.clear();
        profileList.invalidate();
    });
    controller.addActionListener(removeRow, evt -> {
        // The "Remove" button was clicked on a row.
        profileList.remove(evt.getEntity());
    });
    Form hi = new Form("Hi World", new BorderLayout());
    hi.add(NORTH, GridLayout.encloseIn(2, clear, addRow));
    hi.add(CENTER, listView);
    hi.show();
}

Example 28 with Entity

use of com.codename1.rad.models.Entity in project CodenameOne by codenameone.

the class RADStatusViewSample method start.

public void start() {
    if (current != null) {
        current.show();
        return;
    }
    Form hi = new Form("Hi World", BoxLayout.y());
    Tag TAG_ONLINE = new Tag("online");
    class User extends Entity {
    }
    entityTypeBuilder(User.class).Boolean(TAG_ONLINE).string(Thing.name).factory(cls -> {
        return new User();
    }).build();
    /**
     * A view that displays the status (online/offline) of an entity using
     * the TAG_ONLINE tag.
     */
    class StatusView extends AbstractEntityView {

        // ViewNode.  Not used;
        ViewNode node;

        // Flag to indicate the current state online/offline of the view
        private boolean online;

        // Label used
        private Label label = new Label();

        /**
         * Creates a new StatusView for user model.
         */
        StatusView(User user) {
            super(user);
            this.node = new ViewNode(new Attribute[] {});
            setLayout(new BorderLayout());
            $(this).setMargin(0).setPadding(0);
            this.add(CENTER, label);
            update();
        }

        @Override
        public void update() {
            // Check to see if the model is online.
            boolean modelOnline = !getEntity().isFalsey(TAG_ONLINE);
            if (modelOnline != online) {
                // Model state has changed since last update
                online = modelOnline;
                if (online) {
                    label.setText("Online");
                    label.setUIID("OnlineLabel");
                    FontImage.setMaterialIcon(label, FontImage.MATERIAL_CONNECTED_TV);
                } else {
                    label.setText("Offline");
                    label.setUIID("OfflineLabel");
                    FontImage.setMaterialIcon(label, FontImage.MATERIAL_OFFLINE_BOLT);
                }
                Form f = getComponentForm();
                if (f != null) {
                    // Changing the text in this case may change the layout size
                    // of the status view here, so it is best to just issue a revalidate
                    // for the whole form.  If the status change didn't change
                    // the layout size, then we could have just skipped this step.
                    f.revalidateWithAnimationSafety();
                }
            }
        }

        @Override
        public void commit() {
        // Don't need to implement commit() because this view doesn't
        // "update" the model - it only shows model stats.
        }

        @Override
        public Node getViewNode() {
            return node;
        }
    }
    // Create a new user
    User user = new User();
    // Create a status view for the user
    StatusView statusView = new StatusView(user);
    // Add a UI switch to toggle user state between online and offline
    Switch onlineSwitch = new Switch("Online");
    onlineSwitch.addChangeListener(e -> {
        // Set the user TAG_ONLINE status.  This will trigger a property
        // change in the model and update the view.
        user.set(TAG_ONLINE, onlineSwitch.isOn());
    });
    hi.add(onlineSwitch);
    hi.add(statusView);
    hi.show();
}

Example 29 with Entity

use of com.codename1.rad.models.Entity in project CodenameOne by codenameone.

the class EntityListTransactionsSample method addRows.

private void addRows(int n) {
    entityList.startTransaction();
    for (int i = 0; i < n; i++) {
        Entity e = new RowEntity();
        e.set(Thing.name, "Entity " + i);
        entityList.add(e);
    }
    entityList.commitTransaction();
}

Example 30 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class ActionNode method createCommand.

/**
 * Creates a command from the action using the given entity and source componentas a context.
 * @param entity
 * @param source
 * @return
 */
public Command createCommand(Entity entity, Component source) {
    ActionStyle style = getActionStyle();
    if (style == null) {
        style = ActionStyle.IconRight;
    }
    ActionListener l = ev -> {
        fireEvent(entity, source);
    };
    switch(style) {
        case IconOnly:
            if (getMaterialIcon() != null) {
                return Command.createMaterial("", getMaterialIcon().getValue(), l);
            } else if (getImageIcon() != null) {
                return Command.create("", getImageIcon().getValue(), l);
            } else {
                return new Command("") {

                    @Override
                    public void actionPerformed(ActionEvent evt) {
                        l.actionPerformed(evt);
                    }
                };
            }
        case TextOnly:
            return Command.create(getLabelText(), null, l);
        default:
            if (getMaterialIcon() != null) {
                return Command.createMaterial(getLabelText(), getMaterialIcon().getValue(), l);
            } else if (getImageIcon() != null) {
                return Command.create(getLabelText(), getImageIcon().getValue(), l);
            } else {
                return new Command(str(getLabelText())) {

                    public void actionPerformed(ActionEvent evt) {
                        l.actionPerformed(evt);
                    }
                };
            }
    }
}