Java by API/org.eclipse.swt.widgets/Slider
Содержание
new Slider(Composite parent, int style)
<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.Display; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Slider; import org.eclipse.swt.widgets.Text; 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 Slider Example");
final Slider slide = new Slider(s, SWT.HORIZONTAL);
slide.setBounds(15, 50, 125, 15);
slide.setMinimum(0);
slide.setMaximum(100);
slide.setIncrement(1);
final Text t = new Text(s, SWT.BORDER);
t.setBounds(115, 25, 25, 25);
t.setText("0");
slide.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
t.setText(new Integer(slide.getSelection()).toString());
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}
</source>
Slider: addListener(int state, Listener lis)
<source lang="java">
import org.eclipse.swt.SWT; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Event; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Listener; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Slider; import org.eclipse.swt.widgets.Text; public class MainClass {
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setText("Sliders");
shell.setSize(300, 200);
final Label label = new Label(shell, SWT.NONE);
label.setText("Move the slider");
label.setBounds(0, 20, 150, 15);
final Slider slider = new Slider(shell, SWT.HORIZONTAL);
slider.setBounds(0, 40, 200, 20);
final Text text = new Text(shell, SWT.BORDER);
text.setBounds(0, 100, 200, 25);
slider.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
String outString = "Event: SWT.NONE";
switch (event.detail) {
case SWT.ARROW_DOWN:
outString = "Event: SWT.ARROW_DOWN";
break;
case SWT.ARROW_UP:
outString = "Event: SWT.ARROW_UP";
break;
case SWT.DRAG:
outString = "Event: SWT.DRAG";
break;
case SWT.END:
outString = "Event: SWT.END";
break;
case SWT.HOME:
outString = "Event: SWT.HOME";
break;
case SWT.PAGE_DOWN:
outString = "Event: SWT.PAGE_DOWN";
break;
case SWT.PAGE_UP:
outString = "Event: SWT.PAGE_UP";
break;
}
outString += " Position: " + slider.getSelection();
text.setText(outString);
}
});
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}
</source>
Slider: getSelection()
<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.Display; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Slider; import org.eclipse.swt.widgets.Text; 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 Slider Example");
final Slider slide = new Slider(s, SWT.HORIZONTAL);
slide.setBounds(15, 50, 125, 15);
slide.setMinimum(0);
slide.setMaximum(100);
slide.setIncrement(1);
final Text t = new Text(s, SWT.BORDER);
t.setBounds(115, 25, 25, 25);
t.setText("0");
slide.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
t.setText(new Integer(slide.getSelection()).toString());
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}
</source>
Slider: setIncrement(int value)
<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.Display; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Slider; import org.eclipse.swt.widgets.Text; 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 Slider Example");
final Slider slide = new Slider(s, SWT.HORIZONTAL);
slide.setBounds(15, 50, 125, 15);
slide.setMinimum(0);
slide.setMaximum(100);
slide.setIncrement(1);
final Text t = new Text(s, SWT.BORDER);
t.setBounds(115, 25, 25, 25);
t.setText("0");
slide.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
t.setText(new Integer(slide.getSelection()).toString());
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}
</source>
Slider: setMaximum(int value)
<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.Display; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Slider; import org.eclipse.swt.widgets.Text; 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 Slider Example");
final Slider slide = new Slider(s, SWT.HORIZONTAL);
slide.setBounds(15, 50, 125, 15);
slide.setMinimum(0);
slide.setMaximum(100);
slide.setIncrement(1);
final Text t = new Text(s, SWT.BORDER);
t.setBounds(115, 25, 25, 25);
t.setText("0");
slide.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
t.setText(new Integer(slide.getSelection()).toString());
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}
</source>
Slider: setMinimum(int value)
<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.Display; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Slider; import org.eclipse.swt.widgets.Text; 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 Slider Example");
final Slider slide = new Slider(s, SWT.HORIZONTAL);
slide.setBounds(15, 50, 125, 15);
slide.setMinimum(0);
slide.setMaximum(100);
slide.setIncrement(1);
final Text t = new Text(s, SWT.BORDER);
t.setBounds(115, 25, 25, 25);
t.setText("0");
slide.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
t.setText(new Integer(slide.getSelection()).toString());
}
});
s.open();
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
}
</source>
Slider: setPageIncrement(int value)
<source lang="java">
import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Slider; public class MainClass {
public static void main(String[] a) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new GridLayout(1, false));
// Create a horizontal slider, accepting the defaults
new Slider(shell, SWT.HORIZONTAL);
// Create a vertical slider and set its properties
Slider slider = new Slider(shell, SWT.VERTICAL);
slider.setMinimum(0);
slider.setMaximum(100);
slider.setIncrement(5);
slider.setPageIncrement(20);
slider.setSelection(75);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
}
</source>
