Java by API/javax.accessibility/AccessibleSelection — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
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Версия 17:43, 31 мая 2010
AccessibleSelection: getAccessibleSelection(int i)
import java.awt.Dimension;
import java.util.Vector;
import javax.accessibility.Accessible;
import javax.accessibility.AccessibleContext;
import javax.accessibility.AccessibleSelection;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
public class MainClass extends JFrame {
MainClass() {
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Vector v = new Vector();
v.add("First item");
v.add("Second item");
v.add("Third item");
v.add("Fourth item");
JPanel p = new JPanel();
p.setPreferredSize(new Dimension(200, 100));
JList jl = new JList(v);
jl.setPreferredSize(new Dimension(100, 75));
p.add(new JScrollPane(jl));
getContentPane().add(p);
pack();
setVisible(true);
}
public static void main(String[] args) {
MainClass ad6 = new MainClass();
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
}
ad6.dumpSelectionInfo(ad6.getAccessibleContext());
}
void dumpSelectionInfo(AccessibleContext ac) {
AccessibleSelection as = ac.getAccessibleSelection();
if (as != null) {
int count = as.getAccessibleSelectionCount();
for (int i = 0; i < count; i++) {
Accessible a = as.getAccessibleSelection(i);
AccessibleContext ac2 = a.getAccessibleContext();
String s = ac2.getAccessibleName();
System.out.println("Name = " + s);
}
return;
}
int nChildren = ac.getAccessibleChildrenCount();
for (int i = 0; i < nChildren; i++)
dumpSelectionInfo(ac.getAccessibleChild(i).getAccessibleContext());
}
}