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如何禁止回車----> Sicil沒有回車----> TC Kimlik no ENTERBORÇ_BUL?如何JavaEE Vaadin框架TextField1輸入下一步移動到光標TextField2?
如何禁止回車----> Sicil沒有回車----> TC Kimlik no ENTERBORÇ_BUL?如何JavaEE Vaadin框架TextField1輸入下一步移動到光標TextField2?
如果您triyng使用ENTER鍵作爲TAB鍵。下面的代碼不是很優雅,但它的工作原理。你可以重構,從一個數組等設置的順序...
試想一個登錄表單(用戶名和密碼字段,登入按鈕):
public class LoginView extends VerticalLayout {
private TextField username;
private PasswordField passwordFld;
private AbstractTextField current;
public LoginView(
buildFields();
}
private void buildFields(){
HorizontalLayout fields = new HorizontalLayout();
username = new TextField("User");
passwordFld = new PasswordField("Pwd");
Button signin = new Button("Sign");
fields.addComponents(username, passwordFld,signin);
username.addFocusListener(new FocusListener() {
public void focus(FocusEvent event) {
current = username;
}
});
passwordFld.addFocusListener(new FocusListener() {
public void focus(FocusEvent event) {
current = passwordFld;
}
});
ShortcutListener enterkey = new ShortcutListener ("Enter", KeyCode.ENTER, null){
public void handleAction(Object sender, Object target) {
if (current.equals(username)){
passwordFld.focus();
}else if (current.equals(passwordFld)){
sign();
}else{
sign();
}
}
};
fields.addShortcutListener(enterkey);
signin.addClickListener(getClickListener());
addComponent(fields);
}
private ClickListener getClickListener() {
return new ClickListener() {
public void buttonClick(final ClickEvent event) {
sign();
}
};
}
private void sign(){
//Do the sign in or fail
}
}
你能在英語 –
英文編輯的問題嗎? – kukis