Java by API/javax.microedition.lcdui/ImageItem — различия между версиями

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м (1 версия)
 
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Текущая версия на 14:49, 31 мая 2010

ImageItem.LAYOUT_CENTER

    

import javax.microedition.lcdui.Choice;
import javax.microedition.lcdui.ChoiceGroup;
import javax.microedition.lcdui.DateField;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Gauge;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.ImageItem;
import javax.microedition.lcdui.StringItem;
import javax.microedition.lcdui.TextField;
import javax.microedition.midlet.MIDlet;
public class Main extends MIDlet {
  Display d;
  Form aForm = new Form("Demo Form");
  ChoiceGroup aChoiceGroup = new ChoiceGroup("Choose", Choice.EXCLUSIVE, new String[] { "This",
      "That" }, null);
  DateField aDateField = new DateField(null, DateField.TIME);
  Gauge aGauge = new Gauge("Score", true, 10, 1);
  StringItem aStringItem = new StringItem(null, "Demo Items");
  TextField aTextField = new TextField("Comments", "Your comments here", 20, 0);
  ImageItem anImageItem;
  Image anImage;
  public Main() {
    try {
      anImage = Image.createImage("/star.png");
    } catch (java.io.IOException ioE) {
      System.out.println("Problem reading image");
    }
    anImageItem = new ImageItem("Demo Image", anImage, ImageItem.LAYOUT_CENTER, "No image");
    aForm.append(aStringItem);
    aForm.append(aChoiceGroup);
    aForm.append(aDateField);
    aForm.append(aGauge);
    aForm.append(aTextField);
    aForm.append(anImageItem);
  }
  protected void startApp() {
    d = Display.getDisplay(this);
    d.setCurrent(aForm);
  }
  protected void pauseApp() {
  }
  protected void destroyApp(boolean unconditional) {
  }
}





ImageItem.LAYOUT_DEFAULT

 

import java.io.IOException;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.ImageItem;
import javax.microedition.midlet.MIDlet;
public class ImageItemLAYOUT_DEFAULT extends MIDlet {
  protected Display display;
  protected void startApp() {
    display = Display.getDisplay(this);
    Form form = new Form("Demo");
    form.append("line");
    try {
      Image red = Image.createImage("/red.png");
      form.append(new ImageItem("Default", red, ImageItem.LAYOUT_DEFAULT, null));
    } catch (IOException ex) {
      form.append("Failed to load images");
    }
    display.setCurrent(form);
  }
  protected void pauseApp() {
  }
  protected void destroyApp(boolean unconditional) {
  }
}





ImageItem.LAYOUT_LEFT

 


import java.io.IOException;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.ImageItem;
import javax.microedition.midlet.MIDlet;
public class ImageItemLAYOUT_LEFT extends MIDlet {
  protected Display display;
  protected void startApp() {
    display = Display.getDisplay(this);
    Form form = new Form("Demo");
    form.append("line");
    try {
      Image red = Image.createImage("/red.png");
      form.append(new ImageItem("Left", red, ImageItem.LAYOUT_LEFT, null));
    } catch (IOException ex) {
      form.append("Failed to load images");
    }
    display.setCurrent(form);
  }
  protected void pauseApp() {
  }
  protected void destroyApp(boolean unconditional) {
  }
}





ImageItem.LAYOUT_NEWLINE_AFTER

 
import java.io.IOException;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.ImageItem;
import javax.microedition.midlet.MIDlet;
public class ImageItemLAYOUT_NEWLINE_BEFORELAYOUT_CENTER extends MIDlet {
  protected Display display;
  protected void startApp() {
    display = Display.getDisplay(this);
    Form form = new Form("Demo");
    form.append("line");
    try {
      Image red = Image.createImage("/red.png");
      form.append(new ImageItem(null, red, 
          ImageItem.LAYOUT_NEWLINE_BEFORE | 
          ImageItem.LAYOUT_CENTER | 
          ImageItem.LAYOUT_NEWLINE_AFTER, null));
    } catch (IOException ex) {
      form.append("Failed to load images");
    }
    display.setCurrent(form);
  }
  protected void pauseApp() {
  }
  protected void destroyApp(boolean unconditional) {
  }
}





ImageItem.LAYOUT_NEWLINE_BEFORE

 
import java.io.IOException;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.ImageItem;
import javax.microedition.midlet.MIDlet;
public class ImageItemLAYOUT_NEWLINE_BEFORELAYOUT_CENTER extends MIDlet {
  protected Display display;
  protected void startApp() {
    display = Display.getDisplay(this);
    Form form = new Form("Demo");
    form.append("line");
    try {
      Image red = Image.createImage("/red.png");
      form.append(new ImageItem(null, red, 
          ImageItem.LAYOUT_NEWLINE_BEFORE | 
          ImageItem.LAYOUT_CENTER | 
          ImageItem.LAYOUT_NEWLINE_AFTER, null));
    } catch (IOException ex) {
      form.append("Failed to load images");
    }
    display.setCurrent(form);
  }
  protected void pauseApp() {
  }
  protected void destroyApp(boolean unconditional) {
  }
}





ImageItem.LAYOUT_RIGHT

 
import java.io.IOException;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.ImageItem;
import javax.microedition.midlet.MIDlet;
public class ImageItemLAYOUT_RIGHT extends MIDlet {
  protected Display display;
  protected void startApp() {
    display = Display.getDisplay(this);
    Form form = new Form("Demo");
    form.append("line");
    try {
      Image red = Image.createImage("/red.png");
      form.append(new ImageItem("Right", red, ImageItem.LAYOUT_RIGHT, null));
    } catch (IOException ex) {
      form.append("Failed to load images");
    }
    display.setCurrent(form);
  }
  protected void pauseApp() {
  }
  protected void destroyApp(boolean unconditional) {
  }
}





new ImageItem(String label, Image img, int layout, String altText)

    

import javax.microedition.lcdui.Choice;
import javax.microedition.lcdui.ChoiceGroup;
import javax.microedition.lcdui.DateField;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Gauge;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.ImageItem;
import javax.microedition.lcdui.StringItem;
import javax.microedition.lcdui.TextField;
import javax.microedition.midlet.MIDlet;
public class Main extends MIDlet {
  Display d;
  Form aForm = new Form("Demo Form");
  ChoiceGroup aChoiceGroup = new ChoiceGroup("Choose", Choice.EXCLUSIVE, new String[] { "This",
      "That" }, null);
  DateField aDateField = new DateField(null, DateField.TIME);
  Gauge aGauge = new Gauge("Score", true, 10, 1);
  StringItem aStringItem = new StringItem(null, "Demo Items");
  TextField aTextField = new TextField("Comments", "Your comments here", 20, 0);
  ImageItem anImageItem;
  Image anImage;
  public Main() {
    try {
      anImage = Image.createImage("/star.png");
    } catch (java.io.IOException ioE) {
      System.out.println("Problem reading image");
    }
    anImageItem = new ImageItem("Demo Image", anImage, ImageItem.LAYOUT_CENTER, "No image");
    aForm.append(aStringItem);
    aForm.append(aChoiceGroup);
    aForm.append(aDateField);
    aForm.append(aGauge);
    aForm.append(aTextField);
    aForm.append(anImageItem);
  }
  protected void startApp() {
    d = Display.getDisplay(this);
    d.setCurrent(aForm);
  }
  protected void pauseApp() {
  }
  protected void destroyApp(boolean unconditional) {
  }
}


Источник — «http://jexp.ru/index.php?title=Java_by_API/javax.microedition.lcdui/ImageItem&oldid=2708»