import org.eclipse.swt.SWT;import org.eclipse.swt.events.PaintEvent;import org.eclipse.swt.events.PaintListener;import org.eclipse.swt.events.SelectionAdapter;import org.eclipse.swt.events.SelectionEvent;import org.eclipse.swt.graphics.Image;import org.eclipse.swt.layout.FormAttachment;import org.eclipse.swt.layout.FormData;import org.eclipse.swt.layout.FormLayout;import org.eclipse.swt.widgets.Button;import org.eclipse.swt.widgets.Canvas;import org.eclipse.swt.widgets.Combo;import org.eclipse.swt.widgets.Display;import org.eclipse.swt.widgets.FileDialog;import org.eclipse.swt.widgets.Group;import org.eclipse.swt.widgets.Label;import org.eclipse.swt.widgets.List;import org.eclipse.swt.widgets.Shell;import org.eclipse.swt.widgets.Text;public class DogShowRegistrationWindow {/* * 参考文章 * http://www.eclipse.org/articles/article.php?file=Article-Understanding-Layouts/index.html * http://www.ibm.com/developerworks/cn/linux/opensource/os-ecgui1/index.html * http://www.ibm.com/developerworks/cn/linux/opensource/os-ecgui2/index.html * http://www.ibm.com/developerworks/cn/linux/opensource/os-ecgui3/index.html * http://www-128.ibm.com/developerworks/cn/opensource/os-swingswt/ * http://www.blogjava.net/fortune/archive/2006/03/09/34463.html */Image dogImage;Text dogNameText;Combo dogBreedCombo;Canvas dogPhoto;List categories;Text nameText;Text phoneText;public static void main(String[] args) {Display display = new Display();Shell shell = new DogShowRegistrationWindow().createShell(display);shell.open();while (!shell.isDisposed()) {if (!display.readAndDispatch())display.sleep();}}public Shell createShell(final Display display) {final Shell shell = new Shell(display);//通用窗口 FormLayout layout = new FormLayout();//布局管理器 layout.marginWidth = 5;layout.marginHeight = 5;shell.setLayout(layout);shell.setText("Dog Show Entry"); //****************************定义布局所要用的资源开始****************************//定义dog name标签Label dogName = new Label(shell, SWT.NONE);//显示静态文本 dogName.setText("Dog's Name:");//定义dog name的文本输入框dogNameText = new Text(shell, SWT.SINGLE | SWT.BORDER);//文本输入 //定义dog greed标签Label dogBreed = new Label(shell, SWT.NONE);dogBreed.setText("Breed:");//定义一个dog greed多选框dogBreedCombo = new Combo(shell, SWT.NONE);dogBreedCombo.setItems(new String[] { "Collie", "Pitbull", "Poodle","Scottie", "Black Lab" });//从一个下拉列表中选择//定义photo标签Label photo = new Label(shell, SWT.NONE);photo.setText("Photo:");//定义photo显示域dogPhoto = new Canvas(shell, SWT.BORDER);//绘图区域；可能用于定制控件 //定义Photo Browse按钮Button browse = new Button(shell, SWT.PUSH);browse.setText("Browse...");//定义Photo Delete按钮Button delete = new Button(shell, SWT.PUSH);//简单按下具有文本的按钮 delete.setText("Delete");//定义分类标签Label cats = new Label(shell, SWT.NONE);cats.setText("Categories");//定义分类Listcategories = new List(shell, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);//从条目列表中进行选择 categories.setItems(new String[] { "Best of Breed", "Prettiest Female","Handsomest Male", "Best Dressed", "Fluffiest Ears","Most Colors", "Best Performer", "Loudest Bark","Best Behaved", "Prettiest Eyes", "Most Hair", "Longest Tail","Cutest Trick" });//定义一个组Group ownerInfo = new Group(shell, SWT.NONE);//其他控件的有边界和标题的通用容器 ownerInfo.setText("Owner Info");FormLayout ownerLayout = new FormLayout();//布局管理器 ownerLayout.marginWidth = 5;ownerLayout.marginHeight = 5;ownerInfo.setLayout(ownerLayout);//定义Enter按钮Button enter = new Button(shell, SWT.PUSH);enter.setText("Enter");//****************************定义布局所要用的资源结束****************************FormData data = new FormData();data.top = new FormAttachment(dogNameText, 0, SWT.CENTER);dogName.setLayoutData(data);//定义dogName与dogNameText的中心位置对齐data = new FormData();data.left = new FormAttachment(dogName, 5);data.right = new FormAttachment(100, 0);dogNameText.setLayoutData(data);//定义dogNameText左边距dogName5个点数的偏移 右边100%填充data = new FormData();data.top = new FormAttachment(dogBreedCombo, 0, SWT.CENTER);dogBreed.setLayoutData(data);//定义dogBreed项部距dogBreedCombo 0个点数的偏移 与dogBreedCombo标签的中心位置对齐 data = new FormData();data.top = new FormAttachment(dogNameText, 5);data.left = new FormAttachment(dogNameText, 0, SWT.LEFT);data.right = new FormAttachment(categories, -5);dogBreedCombo.setLayoutData(data);//定义dogBreedCombo项部距dogNameText 5个点数的偏移//定义dogBreedCombo左边与 dogNameText的左边对齐//定义dogBreedCombo右边距 categories左边5个点数的偏移data = new FormData(80, 80);data.top = new FormAttachment(dogBreedCombo, 5);data.left = new FormAttachment(dogNameText, 0, SWT.LEFT);data.right = new FormAttachment(categories, -5);data.bottom = new FormAttachment(ownerInfo, -5);dogPhoto.setLayoutData(data);//定义dogPhoto大小为80X80//定义dogPhoto顶边与dogBreedCombo底边点数的偏移//定义dogPhoto左边与dogNameText左边对齐//定义dogPhoto右边距categories 5个点数的偏移//定义dogPhoto底边距ownerInfo 5个点数的偏移dogPhoto.addPaintListener(new PaintListener() {public void paintControl(final PaintEvent event) {if (dogImage != null) {event.gc.drawImage(dogImage, 0, 0);}}});data = new FormData();data.top = new FormAttachment(dogPhoto,0, SWT.TOP);photo.setLayoutData(data);//定义photo顶边与 dogPhoto的顶边对齐data = new FormData();data.top = new FormAttachment(photo, 5);data.right = new FormAttachment(dogPhoto, -5);browse.setLayoutData(data);//定义photo顶边距 photo 5个点数的偏移//定义photo右边距 dogPhoto 5个点数的偏移browse.addSelectionListener(new SelectionAdapter() {public void widgetSelected(SelectionEvent event) {String fileName = new FileDialog(shell).open();//用来显示一个文件对话if (fileName != null) {dogImage = new Image(display, fileName);}}});data = new FormData();data.top = new FormAttachment(browse, 5);data.left = new FormAttachment(browse, 0, SWT.LEFT);data.right = new FormAttachment(dogPhoto, -5);delete.setLayoutData(data);//定义delete顶边距 browse 5个点数的偏移//定义delete左边与 browse 左边对齐//定义delete右边距 dogPhoto 5个点数的偏移delete.addSelectionListener(new SelectionAdapter() {public void widgetSelected(SelectionEvent event) {if (dogImage != null) {dogImage.dispose();dogImage = null;dogPhoto.redraw();}}});data = new FormData(90, 140);data.top = new FormAttachment(dogPhoto, 0, SWT.TOP);data.right = new FormAttachment(100, 0);data.bottom = new FormAttachment(enter, -5);categories.setLayoutData(data);//定义categories顶边与 dogPhoto的顶边对齐//定义categories右边100% 填充//定义categories底边距底边父组件 5个点数的偏移 data = new FormData();data.bottom = new FormAttachment(categories, -5);data.left = new FormAttachment(categories, 0, SWT.CENTER);cats.setLayoutData(data);//定义cats底边与 categories的底边 5个点数的偏移//定义cats左边与 categories 的中心对齐data = new FormData();data.right = new FormAttachment(100, 0);data.bottom = new FormAttachment(100, 0);enter.setLayoutData(data);enter.addSelectionListener(new SelectionAdapter() {public void widgetSelected(SelectionEvent event) {System.out.println("/nDog Name: " + dogNameText.getText());System.out.println("Dog Breed: " + dogBreedCombo.getText());System.out.println("Owner Name: " + nameText.getText());System.out.println("Owner Phone: " + phoneText.getText());System.out.println("Categories:");String cats[] = categories.getSelection();for (int i = 0; i < cats.length; i++) {System.out.println("/t" + cats[i]);}}});data = new FormData();data.bottom = new FormAttachment(enter, -5);data.left = new FormAttachment(0, 0);data.right = new FormAttachment(categories, -5);ownerInfo.setLayoutData(data);Label name = new Label(ownerInfo, SWT.NULL);name.setText("Name:");Label phone = new Label(ownerInfo, SWT.PUSH);phone.setText("Phone:");nameText = new Text(ownerInfo, SWT.SINGLE | SWT.BORDER);phoneText = new Text(ownerInfo, SWT.SINGLE | SWT.BORDER);data = new FormData();data.top = new FormAttachment(nameText, 0, SWT.CENTER);name.setLayoutData(data);data = new FormData();data.top = new FormAttachment(phoneText, 0, SWT.CENTER);phone.setLayoutData(data);data = new FormData();data.left = new FormAttachment(phone, 5);data.right = new FormAttachment(100, 0);nameText.setLayoutData(data);data = new FormData();data.left = new FormAttachment(nameText, 0, SWT.LEFT);data.right = new FormAttachment(100, 0);data.top = new FormAttachment(55, 0);phoneText.setLayoutData(data);shell.pack();return shell;}}
