Java Form.show方法代码示例

import com.codename1.ui.Form; //导入方法依赖的package包/类
public void start() {
    if(current != null){
        current.show();
        return;
    }
    Form hi = new Form("Hi World", BoxLayout.y());
    hi.add(new Label("Hi World"));
    hi.show();
    
    if (System.currentTimeMillis() < 100) {
        QRScanner.scanQRCode(new ScanResult() {
            public void scanCompleted(String contents, String formatName, byte[] rawBytes) {
                Dialog.show("Completed", contents, "OK", null);
            }

            public void scanCanceled() {
                Dialog.show("Cancelled", "Scan Cancelled", "OK", null);
            }

            public void scanError(int errorCode, String message) {
                Dialog.show("Error", message, "OK", null);
            }
        });
    }
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
private void showMainForm() {
    final Form photos = new Form("Photos");
    photos.setLayout(new BorderLayout());
    GridLayout gr = new GridLayout(1, 1);
    final Container grid = new Container(gr);
    gr.setAutoFit(true);
    grid.setScrollableY(true);
    grid.addPullToRefresh(new Runnable() {
        public void run() {
            refreshGrid(grid);
        }
    });

    grid.addComponent(new InfiniteProgress());
    photos.addComponent(BorderLayout.CENTER, grid);

    photos.removeAllCommands();
    photos.setBackCommand(null);
    photos.addCommand(createPictureCommand(grid));

    photos.show();
    refreshGrid(grid);
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
public void start() {
    if(current != null){
        current.show();
        return;
    }
    Form hi = new Form("Signature Component");
    hi.setLayout(new BoxLayout(BoxLayout.Y_AXIS));
    hi.add("Enter Your Name:");
    hi.add(new TextField());
    hi.add("Signature:");
    SignatureComponent sig = new SignatureComponent();
    sig.addActionListener((evt)-> {
        System.out.println("The signature was changed");
        Image img = sig.getSignatureImage();
        // Now we can do whatever we want with the image of this signature.
    });
    hi.addComponent(sig);
    hi.show();
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
public void start() {
    if(current != null){
        current.show();
        return;
    }
    placeholder = EncodedImage.createFromImage(Image.createImage(53, 81, 0), false);
    Form react = new Form("React Demo", new BorderLayout());
    react.add(BorderLayout.CENTER, new InfiniteContainer() {
        public Component[] fetchComponents(int index, int amount) {
            try {
                Collection data = (Collection)ConnectionRequest.fetchJSON(REQUEST_URL).get("movies");
                Component[] response = new Component[data.size()];
                int offset = 0;
                for(Object movie : data) {
                    response[offset] = createMovieEntry(Result.fromContent((Map)movie));
                    offset++;
                }
                return response;
            } catch(IOException err) {
                Dialog.show("Error", "Error during connection: " + err, "OK", null);
            }
            return null;
        }
    });
    react.show();
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
private void showFacebookUser(String token){
    ConnectionRequest req = new ConnectionRequest();
    req.setPost(false);
    req.setUrl("https://graph.facebook.com/v2.3/me");
    req.addArgumentNoEncoding("access_token", token);
    InfiniteProgress ip = new InfiniteProgress();
    Dialog d = ip.showInifiniteBlocking();
    NetworkManager.getInstance().addToQueueAndWait(req);
    byte[] data = req.getResponseData();
    JSONParser parser = new JSONParser();
    Map map = null;
    try {
        map = parser.parseJSON(new InputStreamReader(new ByteArrayInputStream(data), "UTF-8"));
    } catch (IOException ex) {
        ex.printStackTrace();
    }
    String name = (String) map.get("name");
    d.dispose();
    Form userForm = new UserForm(name, (EncodedImage) theme.getImage("user.png"), "https://graph.facebook.com/v2.3/me/picture?access_token=" + token);
    userForm.show();
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
private void showGoogleUser(String token){
    ConnectionRequest req = new ConnectionRequest();
    req.addRequestHeader("Authorization", "Bearer " + token);
    req.setUrl("https://www.googleapis.com/plus/v1/people/me");
    req.setPost(false);
    InfiniteProgress ip = new InfiniteProgress();
    Dialog d = ip.showInifiniteBlocking();
    NetworkManager.getInstance().addToQueueAndWait(req);
    d.dispose();
    byte[] data = req.getResponseData();
    JSONParser parser = new JSONParser();
    Map map = null;
    try {
        map = parser.parseJSON(new InputStreamReader(new ByteArrayInputStream(data), "UTF-8"));
    } catch (IOException ex) {
        ex.printStackTrace();
    }
    String name = (String) map.get("displayName");
    Map im = (Map) map.get("image");
    String url = (String) im.get("url");
    Form userForm = new UserForm(name, (EncodedImage) theme.getImage("user.png"), url);
    userForm.show();
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
/**
 * Places a form with the log as a TextArea on the screen, this method can
 * be attached to appear at a given time or using a fixed global key. Using
 * this method might cause a problem with further log output
 * @deprecated this method is an outdated method that's no longer supported
 */
public static void showLog() {
    try {
        String text = getLogContent();
        TextArea area = new TextArea(text, 5, 20);
        Form f = new Form("Log");
        f.setScrollable(false);
        final Form current = Display.getInstance().getCurrent();
        Command back = new Command("Back") {
            public void actionPerformed(ActionEvent ev) {
                current.show();
            }
        };
        f.addCommand(back);
        f.setBackCommand(back);
        f.setLayout(new BorderLayout());
        f.addComponent(BorderLayout.CENTER, area);
        f.show();
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
public void run() {
    if(currentAction != null) {
        if(Display.getInstance().isEdt()) {
            postAsyncCommand(currentAction, currentActionEvent);
        } else {
            asyncCommandProcess(currentAction, currentActionEvent);

            // wait for the destination form to appear before moving back into the Codename One thread
            waitForForm(destForm);
        }
    } else {
        if(Display.getInstance().isEdt()) {
            if(Display.getInstance().getCurrent() != null) {
                exitForm(Display.getInstance().getCurrent());
            }
            Form f = (Form)createContainer(fetchResourceFile(), nextForm);
            beforeShow(f);
            f.show();
            postShowImpl(f);
        } else {
            if(processBackground(destForm)) {
                waitForForm(destForm);
            }
        }
    }
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
/**
 * Shows the favorites screen 
 */
void showFavs() {
    final Form favsForm = new Form("Favourites");
    addBackToHome(favsForm);
    favsForm.setLayout(new BoxLayout(BoxLayout.Y_AXIS));
    if(favoritesList.size() == 0) {
        favsForm.addComponent(new SpanLabel("You have not added any properties to your favourites"));
    } else {
        // this is really trivial we just take the favorites and show them as a set of buttons
        for(Map<String, Object> c : favoritesList) {
            MultiButton mb = new MultiButton();
            final Map<String, Object> currentListing = c;
            String thumb_url = (String)currentListing.get("thumb_url");
            String guid = (String)currentListing.get("guid");
            String price_formatted = (String)currentListing.get("price_formatted");
            String summary = (String)currentListing.get("summary");
            mb.setIcon(URLImage.createToStorage(placeholder, guid, thumb_url, URLImage.RESIZE_SCALE_TO_FILL));
            mb.setTextLine1(price_formatted);
            mb.setTextLine2(summary);
            mb.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent evt) {
                    showPropertyDetails(favsForm, currentListing);
                }
            });
            favsForm.addComponent(mb);
        }
    }
    favsForm.show();
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
public void start() {
    if (current != null) {
        current.show();
        return;
    }
    Form main = createMainForm();
    main.show();
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
public void start() {
    if(current != null){
        current.show();
        return;
    }
    Form hi = new Form("Clock Demo");
    AnalogClock clock = new AnalogClock();
    hi.setLayout(new BorderLayout());
    hi.addComponent(BorderLayout.CENTER, clock);
    clock.start();
    
    hi.show();
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
private void showLoginForm() {
    Form login = new Form("Login");
    BorderLayout bl = new BorderLayout();
    bl.setCenterBehavior(BorderLayout.CENTER_BEHAVIOR_CENTER_ABSOLUTE);
    ComponentGroup loginDetails = new ComponentGroup();
    
    TextField displayName = new TextField();
    displayName.setHint("Display Name");
    loginDetails.addComponent(displayName);

    final TextField email = new TextField();
    email.setHint("E-Mail");
    loginDetails.addComponent(email);

    Button send = new Button("Send Verification");
    loginDetails.addComponent(send);
    
    send.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            onSendAction(email);
        }
    });
    
    login.setLayout(bl);
    login.addComponent(BorderLayout.CENTER, loginDetails);
    login.show();
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
private void showMeOnMap() {
    Form map = new Form("Map");
    map.setLayout(new BorderLayout());
    map.setScrollable(false);
    final MapComponent mc = new MapComponent();

    putMeOnMap(mc);
    mc.zoomToLayers();

    map.addComponent(BorderLayout.CENTER, mc);
    map.getToolbar().addCommandToLeftBar(new MapsDemo.BackCommand());
    map.setBackCommand(new MapsDemo.BackCommand());
    map.show();

}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
/**
 * Start media playback implicitly setting the component to visible
 */
public void play() {
    if(nativePlayer && curentForm == null){
        curentForm = Display.getInstance().getCurrent();
        Form f = new Form();
        f.setLayout(new BorderLayout());
        f.addComponent(BorderLayout.CENTER, new MediaPlayer(this));
        f.show();
    }
    
    player.play();
}
 

import com.codename1.ui.Form; //导入方法依赖的package包/类
void startBackTransition(final Form currentForm, Form destination) {
    final Transition t = destination.getTransitionOutAnimator().copy(true);
    if(t instanceof CommonTransitions) {
        Transition originalTransition = currentForm.getTransitionOutAnimator();
        currentForm.setTransitionOutAnimator(CommonTransitions.createEmpty());
        Form blank = new Form() {
            protected boolean shouldSendPointerReleaseToOtherForm() {
                return true;
            }
        };
        blank.addPointerDraggedListener(pointerDragged);
        blank.addPointerReleasedListener(pointerReleased);
        blank.addPointerPressedListener(pointerPressed);
        blank.setTransitionInAnimator(CommonTransitions.createEmpty());
        blank.setTransitionOutAnimator(CommonTransitions.createEmpty());
        blank.show();
        currentForm.setTransitionOutAnimator(originalTransition);
        ((CommonTransitions)t).setMotion(new LazyValue<Motion>() {
            public Motion get(Object... args) {
                return new ManualMotion(((Integer)args[0]).intValue(), ((Integer)args[1]).intValue(), ((Integer)args[2]).intValue());
            }
        });
        t.init(currentForm, destination);
        t.initTransition();
        blank.setGlassPane(new Painter() {
            public void paint(Graphics g, Rectangle rect) {
                t.animate();
                t.paint(g);
            }
        });
    }
}