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[platform-swt-dev] Re: Need help about using Display.post
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Hi all,
I can use the hotkey ctrl + a now. First, I have no idea how to use it,
but I can make a shell listening to key event. there are some information
we can get from key event.
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.KeyListener;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class Ktest {
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.open();
shell.addKeyListener(new KeyListener() {
public void keyPressed(KeyEvent arg0) {
System.out.println("P"+arg0);
}
public void keyReleased(KeyEvent arg0) {
// TODO Auto-generated method stub
System.out.println("R"+arg0);
}
});
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
}
After executed, I get ctrl + a is that sequence show below:
ctrl
KeyEvent{Shell {} time=43966931 data=null character='\0'
keyCode=262144 stateMask=0 doit=true}
KeyEvent{Shell {} time=43969054 data=null character=' '
keyCode=97 stateMask=262144 doit=true}
KeyEvent{Shell {} time=43969184 data=null character=' '
keyCode=97 stateMask=262144 doit=true}
KeyEvent{Shell {} time=43972899 data=null character='\0'
keyCode=262144 stateMask=262144 doit=true}
3rd, 4th have invisible char is '\u0001'.
Having that information I do a ctrl + a Key Event well.