「Android開発」戻るキー（Backキー）を押してもActivityが終了しない
//戻るキー（Backキー）を押してもActivityが終了しない
public boolean dispatchKeyEvent(KeyEvent event) {
if (event.getAction()==KeyEvent.ACTION_DOWN) {
switch (event.getKeyCode()) {
case KeyEvent.KEYCODE_BACK:
return true;
}
}
return super.dispatchKeyEvent(event);
}
public boolean dispatchKeyEvent(KeyEvent event) {
if (event.getAction()==KeyEvent.ACTION_DOWN) {
switch (event.getKeyCode()) {
case KeyEvent.KEYCODE_BACK:
return true;
}
}
return super.dispatchKeyEvent(event);
}