Java Code Examples for com.codename1.ui.Form#revalidate()

private void updateComponentCount() {
    int cc = getComponentCount();
    int modelCount = model.getSize();
    if(cc != modelCount) {
        if(cc < modelCount) {
            for(int iter = cc ; iter < modelCount ; iter++) {
                addComponent(new Entry(iter));
            }
        } else {
            while(getComponentCount() > modelCount) {
                removeComponent(getComponentAt(getComponentCount() - 1));
            }
        }
        Form f = getComponentForm();
        if(f != null) {
            f.revalidate();
        }
    }
}
 

private void restoreContentPane() {
    Form f = getComponentForm();
    
    if (tmpContentPaneMarginUnit != null && f != null) {
        Container contentPane = f.getContentPane();
        Style style = contentPane.getStyle();
        style.setMarginUnit(tmpContentPaneMarginUnit);
        style.setMarginBottom(tmpContentPaneBottomMargin);
        tmpContentPaneMarginUnit=null;
        f.revalidate();
        // If we remove the margin, it sometimes leaves the content pane
        // in a negative scroll position - which leaves a gap at the top.
        // Simulating a drag will trigger tensile drag to push the content
        // back up to the top.
        // See https://github.com/codenameone/CodenameOne/issues/2476
        if (f != null && f.getContentPane() != null && f.getContentPane().getScrollY() < 0) {
            f.getContentPane().pointerPressed(100, 100);
            f.getContentPane().pointerDragged(100, 100);
            f.getContentPane().pointerReleased(100, 100);
        }
    }
}
 

public void start() {
    if(current != null){
        current.show();
        return;
    }
    Form outer = new Form("", new BorderLayout(BorderLayout.CENTER_BEHAVIOR_SCALE));
    outer.getToolbar().hideToolbar();
    Form inner = new Form("Tabs", new BorderLayout());
    Container layeredPane1 = inner.getLayeredPane(NestedFormWithSwipeableTabsTest2776.class, 1);
    layeredPane1.setLayout(new BorderLayout());
    Container layeredPane2 = inner.getLayeredPane(AnotherClass.class, 2);
    layeredPane2.setLayout(new BorderLayout(BorderLayout.CENTER_BEHAVIOR_CENTER_ABSOLUTE));

    Tabs tab = new Tabs();
    tab.addTab("Tab1", new SpanLabel("Tab 1"));
    tab.addTab("Tab2", new SpanLabel("Tab 2"));

    inner.add(BorderLayout.CENTER, tab);
    outer.add(BorderLayout.CENTER, inner);
    outer.revalidate();
    outer.show();
}
 

private void createMorphEffect(Label titleLabel) {
    // animate the components out of the previous form if we are coming in from the login form
    Form parent = Display.getInstance().getCurrent();
    if(parent.getUIID().equals("MainForm")) {
        for(Component cmp : parent.getContentPane()) {
            cmp.setX(parent.getWidth());
        }
        
        // moves all the components outside of the content pane to the right while fading them out over 400ms
        parent.getContentPane().animateUnlayoutAndWait(400, 0);
        parent.getContentPane().removeAll();
        
        // we can't mutate a form into a component in another form so we need to convert the background to an image and then morph that
        // this is especially easy since we already removed all the components
        Label dummy = new Label();
        dummy.setShowEvenIfBlank(true);
        dummy.setUIID("Container");
        dummy.setUnselectedStyle(new Style(parent.getUnselectedStyle()));
        parent.setUIID("Form");
        
        // special case to remove status bar on iOS 7
        parent.getTitleArea().removeAll();
        parent.setLayout(new BorderLayout());
        parent.addComponent(BorderLayout.CENTER, dummy);
        parent.revalidate();
        
        // animate the main panel to the new location at the top title area of the screen
        dummy.setName("fullScreen");
        titleLabel.setName("titleImage");
        parent.setTransitionOutAnimator(MorphTransition.create(1100).morph("fullScreen", "titleImage"));
    }
}
 

private void refreshTheme(Form parentForm) {
    Form c = Display.getInstance().getCurrent();
    c.refreshTheme();
    parentForm.refreshTheme();
    parentForm.revalidate();
}
 

private void showSplashAnimation() {
    Form splash = new Form();
    splash.setUIID("Splash");
    splash.getContentPane().setUIID("Container");
    splash.getTitleArea().setUIID("Container");
    BorderLayout border = new BorderLayout();
    border.setCenterBehavior(BorderLayout.CENTER_BEHAVIOR_CENTER_ABSOLUTE);
    splash.setLayout(border);
    splash.setScrollable(false);
    Label title = new Label("Kitchen Sink Demo");
    title.setUIID("SplashTitle");
    Label subtitle = new Label("By Codename One");
    subtitle.setUIID("SplashSubTitle");
    splash.addComponent(BorderLayout.NORTH, title);
    splash.addComponent(BorderLayout.SOUTH, subtitle);
    Label beaker = new Label(res.getImage("beaker.png"));
    final Label beakerLogo = new Label(res.getImage("beaker_logo.png"));
    beakerLogo.setVisible(false);
    Container layeredLayout = new Container(new LayeredLayout());
    splash.addComponent(BorderLayout.CENTER, layeredLayout);
    layeredLayout.addComponent(beaker);
    final Container logoParent = new Container(new BorderLayout());
    layeredLayout.addComponent(logoParent);
    logoParent.addComponent(BorderLayout.CENTER, beakerLogo);
    splash.revalidate();
    
    Display.getInstance().callSerially(new Runnable() {
        public void run() {
            beakerLogo.setVisible(true);
            beakerLogo.setX(0);
            beakerLogo.setY(0);
            beakerLogo.setWidth(3);
            beakerLogo.setHeight(3);
            logoParent.setShouldCalcPreferredSize(true);
            logoParent.animateLayoutFade(2000, 0);
        }
    });
    
    splash.show();
    splash.setTransitionOutAnimator(CommonTransitions.createFastSlide(CommonTransitions.SLIDE_VERTICAL, true, 300));
    new UITimer(new Runnable() {
        public void run() {
            showMainUI();
        }
    }).schedule(2500, false, splash);
}
 

boolean runOwnerTests() throws Exception {
    log("Running ownerTests");
    Container cnt = new Container();
    Button b2 = new Button();
    assertTrue(!cnt.isOwnedBy(b2), "cnt is not owned by b2");
    assertTrue(!b2.isOwnedBy(cnt), "b2 is not owned by cn1");
    cnt.add(b2);
    assertTrue(!b2.isOwnedBy(cnt), "button should not be owned by cn1 even though it is a child");
    b2.setOwner(cnt);
    assertTrue(b2.isOwnedBy(cnt), "Button should be owned by container");
    b2.setOwner(null);
    assertTrue(!b2.isOwnedBy(cnt), "Button should no longer be owned by container");

    Container c2 = new Container();
    c2.setOwner(cnt);
    assertTrue(c2.isOwnedBy(cnt), "c2 should be owned by cnt");
    b2.remove();
    c2.add(b2);
    assertTrue(b2.isOwnedBy(cnt), "b2 should be owned by cnt because its parent is owned by cnt");
    b2.remove();
    assertTrue(!b2.isOwnedBy(cnt), "b2 should no longer be owned by cnt");

    b2.setOwner(c2);
    assertTrue(b2.isOwnedBy(cnt), "b2 should be owned by cnt because of the owner hierarchy through c2");

    Form f1 = new Form("Test Form", BoxLayout.y());
    f1.setName("TestForm");
    f1.show();
    waitForFormName("TestForm");
    //waitFor(2000);
    Button b3 = new Button("B3");
    Button b4 = new Button("B4");
    f1.add(b3).add(b4);
    f1.revalidate();
    //System.out.println(c(b3));
    //System.out.println(b3.contains(c(b3).getX(), c(b3).getY()));
    //System.out.println("Absx="+b3.getAbsoluteX()+", absy="+b3.getAbsoluteY()+", w="+b3.getWidth()+", h="+b3.getHeight());
    assertTrue(b3.contains(c(b3).getX(), c(b3).getY()));
    assertTrue(!b3.contains(c(b4).getX(), c(b4).getY()));
    assertTrue(b3.containsOrOwns(c(b3).getX(), c(b3).getY()));
    assertTrue(!b3.containsOrOwns(c(b4).getX(), c(b4).getY()));
    
    b4.setOwner(b3);
    assertTrue(b3.containsOrOwns(c(b4).getX(), c(b4).getY()));
    
    Container c4 = new Container(BoxLayout.x());
    Button b5 = new Button("B5");
    c4.add(b5);
    f1.add(c4);
    f1.revalidate();
    assertTrue(!b3.containsOrOwns(c(b5).getX(), c(b5).getY()));
    c4.setOwner(b3);
    //System.out.println("Component: "+f1.getComponentAt(c(b5).getX(), c(b5).getY()));
    assertTrue(b3.containsOrOwns(c(b5).getX(), c(b5).getY()));
    Container c5 = new Container();
    b3.remove();
    c5.add(b3);
    f1.add(c5);
    f1.revalidate();
    assertTrue(c5.containsOrOwns(c(b5).getX(), c(b5).getY()));
    
    

return true;
}