в 17:43, 31 мая 2010

2010-05-31T17:43:48Z

Admin: 1 версия

2010-05-31T14:16:38Z

1 версия

Новая страница

== Combo: addSelectionListener(SelectionListener lis) ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
Display d = new Display();
Shell s = new Shell(d);
s.setSize(250, 250);
s.setText("A Combo Example");
final Combo c1 = new Combo(s, SWT.READ_ONLY);
c1.setBounds(50, 50, 150, 65);
final Combo c2 = new Combo(s, SWT.READ_ONLY);
c2.setBounds(50, 85, 150, 65);
c2.setEnabled(false);
String items[] = { "Item One", "Item Two", "Item Three", "Item Four", "Item Five" };
c1.setItems(items);
c1.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
if (c1.getText().equals("Item One")) {
String newItems[] = { "A", "B", "C" };
c2.setItems(newItems);
c2.setEnabled(true);
} else if (c1.getText().equals("Item Two")) {
String newItems[] = { "A", "B", "C" };
c2.setItems(newItems);
c2.setEnabled(true);
} else {
c2.add("Not Applicable");
c2.setText("Not Applicable");
}
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}

</source>



== Combo: add(String sel) ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
Display d = new Display();
Shell s = new Shell(d);
s.setSize(250, 250);
s.setText("A Combo Example");
final Combo c1 = new Combo(s, SWT.READ_ONLY);
c1.setBounds(50, 50, 150, 65);
final Combo c2 = new Combo(s, SWT.READ_ONLY);
c2.setBounds(50, 85, 150, 65);
c2.setEnabled(false);
String items[] = { "Item One", "Item Two", "Item Three", "Item Four", "Item Five" };
c1.setItems(items);
c1.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
if (c1.getText().equals("Item One")) {
String newItems[] = { "A", "B", "C" };
c2.setItems(newItems);
c2.setEnabled(true);
} else if (c1.getText().equals("Item Two")) {
String newItems[] = { "A", "B", "C" };
c2.setItems(newItems);
c2.setEnabled(true);
} else {
c2.add("Not Applicable");
c2.setText("Not Applicable");
}
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}

</source>



== Combo: getItems() ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.KeyListener;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
Display d = new Display();
Shell s = new Shell(d);
s.setSize(250, 200);
s.setText("A KeyListener Example");
s.setLayout(new RowLayout());
final Combo c = new Combo(s, SWT.DROP_DOWN | SWT.BORDER);
c.add("A");
c.add("B");
c.add("C");
c.add("D");
c.addKeyListener(new KeyListener() {
String selectedItem = "";
public void keyPressed(KeyEvent e) {
if (c.getText().length() > 0) {
return;
}
String key = Character.toString(e.character);
String[] items = c.getItems();
for (int i = 0; i < items.length; i++) {
if (items[i].toLowerCase().startsWith(key.toLowerCase())) {
c.select(i);
selectedItem = items[i];
return;
}
}
}
public void keyReleased(KeyEvent e) {
if (selectedItem.length() > 0)
c.setText(selectedItem);
selectedItem = "";
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}

</source>



== Combo: getText() ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
Display d = new Display();
Shell s = new Shell(d);
s.setSize(250, 250);
s.setText("A Combo Example");
final Combo c1 = new Combo(s, SWT.READ_ONLY);
c1.setBounds(50, 50, 150, 65);
final Combo c2 = new Combo(s, SWT.READ_ONLY);
c2.setBounds(50, 85, 150, 65);
c2.setEnabled(false);
String items[] = { "Item One", "Item Two", "Item Three", "Item Four", "Item Five" };
c1.setItems(items);
c1.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
if (c1.getText().equals("Item One")) {
String newItems[] = { "A", "B", "C" };
c2.setItems(newItems);
c2.setEnabled(true);
} else if (c1.getText().equals("Item Two")) {
String newItems[] = { "A", "B", "C" };
c2.setItems(newItems);
c2.setEnabled(true);
} else {
c2.add("Not Applicable");
c2.setText("Not Applicable");
}
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}

</source>



== Combo: select(int index) ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.KeyListener;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
Display d = new Display();
Shell s = new Shell(d);
s.setSize(250, 200);
s.setText("A KeyListener Example");
s.setLayout(new RowLayout());
final Combo c = new Combo(s, SWT.DROP_DOWN | SWT.BORDER);
c.add("A");
c.add("B");
c.add("C");
c.add("D");
c.addKeyListener(new KeyListener() {
String selectedItem = "";
public void keyPressed(KeyEvent e) {
if (c.getText().length() > 0) {
return;
}
String key = Character.toString(e.character);
String[] items = c.getItems();
for (int i = 0; i < items.length; i++) {
if (items[i].toLowerCase().startsWith(key.toLowerCase())) {
c.select(i);
selectedItem = items[i];
return;
}
}
}
public void keyReleased(KeyEvent e) {
if (selectedItem.length() > 0)
c.setText(selectedItem);
selectedItem = "";
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}

</source>



== Combo: setEnabled(boolean b) ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
Display d = new Display();
Shell s = new Shell(d);
s.setSize(250, 250);
s.setText("A Combo Example");
final Combo c1 = new Combo(s, SWT.READ_ONLY);
c1.setBounds(50, 50, 150, 65);
final Combo c2 = new Combo(s, SWT.READ_ONLY);
c2.setBounds(50, 85, 150, 65);
c2.setEnabled(false);
String items[] = { "Item One", "Item Two", "Item Three", "Item Four", "Item Five" };
c1.setItems(items);
c1.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
if (c1.getText().equals("Item One")) {
String newItems[] = { "A", "B", "C" };
c2.setItems(newItems);
c2.setEnabled(true);
} else if (c1.getText().equals("Item Two")) {
String newItems[] = { "A", "B", "C" };
c2.setItems(newItems);
c2.setEnabled(true);
} else {
c2.add("Not Applicable");
c2.setText("Not Applicable");
}
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}

</source>



== Combo: setItems(String[] values) ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
Display d = new Display();
Shell s = new Shell(d);
s.setSize(250, 250);
s.setText("A Combo Example");
final Combo c = new Combo(s, SWT.READ_ONLY);
c.setBounds(50, 50, 150, 65);
String items[] = { "Item One", "Item Two", "Item Three", "Item Four", "Item Five" };
c.setItems(items);
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}

</source>



== new Combo(Composite parent, int style)(SWT.DROP_DOWN | SWT.BORDER) ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.KeyListener;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
Display d = new Display();
Shell s = new Shell(d);
s.setSize(250, 200);
s.setText("A KeyListener Example");
s.setLayout(new RowLayout());
final Combo c = new Combo(s, SWT.DROP_DOWN | SWT.BORDER);
c.add("A");
c.add("B");
c.add("C");
c.add("D");
c.addKeyListener(new KeyListener() {
String selectedItem = "";
public void keyPressed(KeyEvent e) {
if (c.getText().length() > 0) {
return;
}
String key = Character.toString(e.character);
String[] items = c.getItems();
for (int i = 0; i < items.length; i++) {
if (items[i].toLowerCase().startsWith(key.toLowerCase())) {
c.select(i);
selectedItem = items[i];
return;
}
}
}
public void keyReleased(KeyEvent e) {
if (selectedItem.length() > 0)
c.setText(selectedItem);
selectedItem = "";
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}

</source>



== new Combo(Shell shell, SWT.DROP_DOWN) ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
final String[] ITEMS = { "A", "B", "C", "D", "E"};
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new RowLayout());
// Create a drop-down combo
Combo combo = new Combo(shell, SWT.DROP_DOWN);
combo.setItems(ITEMS);
// Create a read only combo
Combo readOnly = new Combo(shell, SWT.DROP_DOWN | SWT.READ_ONLY);
readOnly.setItems(ITEMS);
// Create a "simple" combo
Combo simple = new Combo(shell, SWT.SIMPLE);
simple.setItems(ITEMS);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
}

</source>



== new Combo(Shell shell, SWT.DROP_DOWN | SWT.READ_ONLY) ==



<source lang="java">
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
final String[] ITEMS = { "A", "B", "C", "D", "E"};
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new RowLayout());
// Create a drop-down combo
Combo combo = new Combo(shell, SWT.DROP_DOWN);
combo.setItems(ITEMS);
// Create a read only combo
Combo readOnly = new Combo(shell, SWT.DROP_DOWN | SWT.READ_ONLY);
readOnly.setItems(ITEMS);
// Create a "simple" combo
Combo simple = new Combo(shell, SWT.SIMPLE);
simple.setItems(ITEMS);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
}

</source>



== new Combo(Shell shell, SWT.SIMPLE) ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
final String[] ITEMS = { "A", "B", "C", "D", "E"};
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new RowLayout());
// Create a drop-down combo
Combo combo = new Combo(shell, SWT.DROP_DOWN);
combo.setItems(ITEMS);
// Create a read only combo
Combo readOnly = new Combo(shell, SWT.DROP_DOWN | SWT.READ_ONLY);
readOnly.setItems(ITEMS);
// Create a "simple" combo
Combo simple = new Combo(shell, SWT.SIMPLE);
simple.setItems(ITEMS);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
}

</source>



== new Combo(Shell s, SWT.READ_ONLY) ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.rubo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MainClass {
public static void main(String[] a) {
Display d = new Display();
Shell s = new Shell(d);
s.setSize(250, 250);
s.setText("A Combo Example");
final Combo c = new Combo(s, SWT.READ_ONLY);
c.setBounds(50, 50, 150, 65);
String items[] = { "Item One", "Item Two", "Item Three", "Item Four", "Item Five" };
c.setItems(items);
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}

</source>

← Предыдущая	Версия 17:43, 31 мая 2010
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Java by API/org.eclipse.swt.widgets/Combo - История изменений

в 17:43, 31 мая 2010

Admin: 1 версия