/** Play button action of ImageExplorer */
public void play() {
boolean isPaused = playback.isPaused();
btnPlay.setImage(imgStill);
playback.start();
if (!isPaused) {
playback.setSelection(getSelection());
playback.setDelay(getPreferenceTimeDelay());
playback.setStepping(getPreferencePlaybackRate());
execSvc.execute(playback);
}
}
@Override
public void widgetSelected(SelectionEvent e) {
if (e.getSource().equals(cmbDirectoryLocation)) {
final String newDirectory =
cmbDirectoryLocation.getItem(cmbDirectoryLocation.getSelectionIndex());
if (newDirectory != null && newDirectory.length() > 0) {
addToHistory();
resetHistory();
resetPlaying(true);
spawnLoadJob(newDirectory);
currentDir = newDirectory;
}
} else if (e.getSource().equals(btnHistoryBack)) {
String newDir = history.get(historyPointer);
btnHistoryForw.setEnabled(true);
cmbDirectoryLocation.setText(newDir);
resetPlaying(true);
spawnLoadJob(newDir);
historyPointer++;
if (historyPointer >= history.size()) {
btnHistoryBack.setEnabled(false);
historyPointer = history.size() - 1;
}
if (firstBack) {
addToHistory();
firstBack = false;
historyPointer++;
}
} else if (e.getSource().equals(btnHistoryForw)) {
historyPointer--;
String newDir = history.get(historyPointer);
resetPlaying(true);
spawnLoadJob(newDir);
cmbDirectoryLocation.setText(newDir);
btnHistoryBack.setEnabled(true);
if (historyPointer <= 0) {
btnHistoryForw.setEnabled(false);
historyPointer = 1;
}
} else if (e.getSource().equals(btnPlay)) {
if (btnPlay.getSelection()) {
boolean isPaused = playback.isPaused();
btnPlay.setImage(imgStill);
playback.start();
if (!isPaused) {
playback.setSelection(getSelection());
playback.setDelay(getPreferenceTimeDelay());
playback.setStepping(getPreferencePlaybackRate());
execSvc.execute(playback);
}
} else {
playback.pause();
btnPlay.setImage(imgPlay);
}
} else if (e.getSource().equals(btnStop)) {
sldProgress.setSelection(0);
curPosition = -1;
btnPlay.setSelection(false);
btnPlay.setImage(imgPlay);
playback.stop();
} else if (e.getSource().equals(btnRewind)) {
sldProgress.setSelection(0);
curPosition = -1;
playback.rewind();
} else if (e.getSource().equals(btnForward)) {
sldProgress.setSelection(sldProgress.getMaximum());
playback.forward();
} else if (e.getSource().equals(sldProgress)) {
int p = sldProgress.getSelection();
if (p != curPosition) {
playback.setPlayPos(p);
curPosition = p;
}
} else if (e.getSource().equals(btnPlayLoop)) {
playback.setAutoRewind(btnPlayLoop.getSelection());
}
}