в 17:43, 31 мая 2010

2010-05-31T17:43:48Z

Admin: 1 версия

2010-05-31T14:23:22Z

1 версия

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== new ComboBoxCellEditor(Composite arg0) ==



<source lang="java">
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.CheckboxCellEditor;
import org.eclipse.jface.viewers.ColorCellEditor;
import org.eclipse.jface.viewers.ruboBoxCellEditor;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.TextCellEditor;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.window.ApplicationWindow;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.ruposite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Item;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
public class MainClass extends ApplicationWindow {
public static final String NAME = "Name";
public static final String MALE = "Male?";
public static final String AGE = "Age Range";
public static final String SHIRT_COLOR = "Shirt Color";
public static final String[] PROPS = { NAME, MALE, AGE, SHIRT_COLOR};
private java.util.List studentList= new ArrayList();
public MainClass() {
super(null);
setBlockOnOpen(true);
open();
Display.getCurrent().dispose();
}
protected void configureShell(Shell shell) {
super.configureShell(shell);
shell.setText("Person Editor");
shell.setSize(400, 400);
}
protected Control createContents(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(1, false));
Button newPerson = new Button(composite, SWT.PUSH);
newPerson.setText("Create New Person");
final TableViewer tv = new TableViewer(composite, SWT.FULL_SELECTION);
tv.setContentProvider(new PersonContentProvider());
tv.setLabelProvider(new StudentLabelProvider());
tv.setInput(studentList);
Table table = tv.getTable();
table.setLayoutData(new GridData(GridData.FILL_BOTH));
new TableColumn(table, SWT.CENTER).setText(NAME);
new TableColumn(table, SWT.CENTER).setText(MALE);
new TableColumn(table, SWT.CENTER).setText(AGE);
new TableColumn(table, SWT.CENTER).setText(SHIRT_COLOR);
for (int i = 0, n = table.getColumnCount(); i < n; i++) {
table.getColumn(i).pack();
}
table.setHeaderVisible(true);
table.setLinesVisible(true);
newPerson.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
Student p = new Student();
p.setName("Name");
p.setMale(true);
p.setAgeRange(Integer.valueOf("0"));
p.setShirtColor(new RGB(255, 0, 0));
studentList.add(p);
tv.refresh();
}
});
CellEditor[] editors = new CellEditor[4];
editors[0] = new TextCellEditor(table);
editors[1] = new CheckboxCellEditor(table);
editors[2] = new ComboBoxCellEditor(table, AgeRange.INSTANCES, SWT.READ_ONLY);
editors[3] = new ColorCellEditor(table);
tv.setColumnProperties(PROPS);
tv.setCellModifier(new StudentCellModifier(tv));
tv.setCellEditors(editors);
return composite;
}
public static void main(String[] args) {
new MainClass();
}
}
class StudentCellModifier implements ICellModifier {
private Viewer viewer;
public StudentCellModifier(Viewer viewer) {
this.viewer = viewer;
}
public boolean canModify(Object element, String property) {
return true;
}
public Object getValue(Object element, String property) {
Student p = (Student) element;
if (MainClass.NAME.equals(property))
return p.getName();
else if (MainClass.MALE.equals(property))
return Boolean.valueOf(p.isMale());
else if (MainClass.AGE.equals(property))
return p.getAgeRange();
else if (MainClass.SHIRT_COLOR.equals(property))
return p.getShirtColor();
else
return null;
}
public void modify(Object element, String property, Object value) {
if (element instanceof Item) element = ((Item) element).getData();
Student p = (Student) element;
if (MainClass.NAME.equals(property))
p.setName((String) value);
else if (MainClass.MALE.equals(property))
p.setMale(((Boolean) value).booleanValue());
else if (MainClass.AGE.equals(property))
p.setAgeRange((Integer) value);
else if (MainClass.SHIRT_COLOR.equals(property))
p.setShirtColor((RGB) value);
viewer.refresh();
}
}
class PersonContentProvider implements IStructuredContentProvider {
public Object[] getElements(Object inputElement) {
return ((List) inputElement).toArray();
}
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
}
class Student {
private String name;
private boolean male;
private Integer ageRange;
private RGB shirtColor;
public Integer getAgeRange() {
return ageRange;
}
public void setAgeRange(Integer ageRange) {
this.ageRange = ageRange;
}
public boolean isMale() {
return male;
}
public void setMale(boolean male) {
this.male = male;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public RGB getShirtColor() {
return shirtColor;
}
public void setShirtColor(RGB shirtColor) {
this.shirtColor = shirtColor;
}
}
class StudentLabelProvider implements ITableLabelProvider {
public Image getColumnImage(Object element, int columnIndex) {
return null;
}
public String getColumnText(Object element, int columnIndex) {
Student person = (Student) element;
switch (columnIndex) {
case 0:
return person.getName();
case 1:
return Boolean.toString(person.isMale());
case 2:
return AgeRange.INSTANCES[person.getAgeRange().intValue()];
case 3:
return person.getShirtColor().toString();
}
return null;
}
public void addListener(ILabelProviderListener listener) {
}
public void dispose() {
}
public boolean isLabelProperty(Object element, String property) {
return false;
}
public void removeListener(ILabelProviderListener listener) {
}
}
class AgeRange {
public static final String NONE = "";
public static final String BABY = "0 - 3";
public static final String TODDLER = "4 - 7";
public static final String CHILD = "8 - 12";
public static final String TEENAGER = "13 - 19";
public static final String ADULT = "20 - ?";
public static final String[] INSTANCES = { NONE, BABY, TODDLER, CHILD,
TEENAGER, ADULT};
}

</source>

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Java by API/org.eclipse.jface.viewers/ComboBoxCellEditor - История изменений

в 17:43, 31 мая 2010

Admin: 1 версия