com.holonplatform.vaadin7.components.Dialog Maven / Gradle / Ivy
/*
* Copyright 2016-2017 Axioma srl.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.holonplatform.vaadin7.components;
import com.holonplatform.core.Context;
import com.holonplatform.core.i18n.Localizable;
import com.holonplatform.core.i18n.LocalizationContext;
import com.holonplatform.vaadin7.Registration;
import com.holonplatform.vaadin7.components.builders.ComponentBuilder;
import com.holonplatform.vaadin7.components.builders.ButtonConfigurator.BaseButtonConfigurator;
import com.holonplatform.vaadin7.internal.components.DefaultDialog;
import com.holonplatform.vaadin7.internal.components.QuestionDialog;
import com.vaadin.ui.Component;
import com.vaadin.ui.UI;
/**
* Dialog window representation.
*
* @since 5.0.0
*/
public interface Dialog extends Component {
/**
* Returns whether the dialog is modal.
* @return true if the dialog is modal, false otherwise
*/
boolean isModal();
/**
* Sets whether the dialog is modal. When a modal dialog is open, components outside that dialog window cannot be
* accessed.
* @param modal true to set the dialog as modal, false to unset
*/
void setModal(boolean modal);
/**
* If there are currently several window dialogs visible, calling this method makes this dialog window topmost.
*
* This method can only be called if this dialog is connected to a UI. Else an illegal state exception is thrown.
* Also if there are modal windows and this dialog window is not modal, and illegal state exception is thrown.
*
*/
void bringToFront();
/**
* Open the dialog window using current {@link UI}.
*/
default void open() {
open(UI.getCurrent());
}
/**
* Open the dialog window using given {@link UI}.
* @param ui UI to which to attach the dialog window
*/
void open(UI ui);
/**
* Closes the dialog window
*/
void close();
/**
* Adds a {@link CloseListener} for dialog closing events.
* @param listener The listener to add (not null)
* @return the listener {@link Registration}
*/
Registration addCloseListener(CloseListener listener);
/**
* Listener for dialog closing event
*/
@FunctionalInterface
public interface CloseListener {
/**
* Invoked when the {@link Dialog} is closed
* @param dialog the dialog which was closed
* @param actionId Optional id of the action which caused the dialog closure
*/
void dialogClosed(Dialog dialog, Object actionId);
}
/**
* {@link CloseListener} extension which acts as callback for a question dialog to react to the user's response.
*/
@FunctionalInterface
public interface QuestionCallback extends CloseListener {
/*
* (non-Javadoc)
* @see
* com.holonplatform.vaadin.components.Dialog.CloseListener#dialogClosed(com.holonplatform.vaadin.components.
* Dialog, java.lang.Object)
*/
@Override
default void dialogClosed(Dialog dialog, Object actionId) {
questionResponse(actionId != null && (boolean) actionId);
}
/**
* Invoked when the question dialog is closed as a result of a user action.
* @param answeredYes true if the user selected the yes action, false
* otherwise
*/
void questionResponse(boolean answeredYes);
}
// Builders
/**
* Gets a builder to create and open a {@link Dialog} window.
*
* The dialog will present by default a single ok button.
*
* @return {@link Dialog} builder
*/
public static DialogBuilder builder() {
return new DefaultDialog.DefaultBuilder();
}
/**
* Gets a builder to create and open a question {@link Dialog} window.
*
* The dialog will present by default a yes and a no button. Use
* {@link QuestionDialogBuilder#callback(com.holonplatform.vaadin7.components.Dialog.QuestionCallback)} to handle
* the user selected answer.
*
* @return Question {@link Dialog} builder
*/
public static QuestionDialogBuilder question() {
return new QuestionDialog.DefaultBuilder();
}
/**
* Interface to configure {@link Dialog} buttons at build time.
*/
@FunctionalInterface
public interface DialogButtonConfigurator {
/**
* Configure the dialog button
* @param configurator Configurator to configure the dialog button
*/
void configureDialogButton(BaseButtonConfigurator configurator);
}
/**
* Question {@link Dialog} builder.
*/
public interface QuestionDialogBuilder extends Builder {
/**
* Set a {@link DialogButtonConfigurator} to configure the yes answer dialog button.
* @param configurator Dialog button configurator
* @return this
*/
QuestionDialogBuilder yesButtonConfigurator(DialogButtonConfigurator configurator);
/**
* Set a {@link DialogButtonConfigurator} to configure the no answer dialog button.
* @param configurator Dialog button configurator
* @return this
*/
QuestionDialogBuilder noButtonConfigurator(DialogButtonConfigurator configurator);
/**
* Set the callback to use when user select a yes or no answer from the question dialog.
* @param callback Question dialog callback
* @return this
*/
QuestionDialogBuilder callback(QuestionCallback callback);
}
/**
* Default {@link Dialog} builder.
*/
public interface DialogBuilder extends Builder {
/**
* Set a {@link DialogButtonConfigurator} to configure the ok dialog button.
* @param configurator Dialog button configurator
* @return this
*/
DialogBuilder okButtonConfigurator(DialogButtonConfigurator configurator);
}
/**
* Base dialog builder
* @param Concrete builder type
*/
public interface Builder> extends ComponentBuilder {
/**
* Sets the dialog message.
* @param message The dialog message
* @return this
*/
default B message(String message) {
return message(Localizable.builder().message(message).build());
}
/**
* Sets the localizable dialog message.
*
* For dialog message localization, a {@link LocalizationContext} must be available and localized as
* {@link Context} resource when dialog is displayed.
*
* @param defaultMessage Default dialog message if no translation is available for given
* messageCode for current Locale, or no {@link LocalizationContext} is available at all
* @param messageCode Dialog message translation message key
* @param arguments Optional Dialog message translation arguments
* @return this
*/
default B message(String defaultMessage, String messageCode, Object... arguments) {
return message(Localizable.builder().message(defaultMessage).messageCode(messageCode)
.messageArguments(arguments).build());
}
/**
* Sets the {@link Localizable} dialog message.
*
* For message localization, a {@link LocalizationContext} must be available and localized as {@link Context}
* resource when dialog is displayed.
*
* @param message {@link Localizable} dialog message
* @return this
*/
B message(Localizable message);
/**
* Set the dialog message style name
* @param messageStyleName the dialog message style name to set
* @return this
*/
B messageStyleName(String messageStyleName);
/**
* Set the dialog message description style name
* @param messageDescriptionStyleName the dialog message description style name to set
* @return this
*/
B messageDescriptionStyleName(String messageDescriptionStyleName);
/**
* Set whether the dialog is modal. Default is true.
* @param modal whether the dialog is modal
* @return this
*/
B modal(boolean modal);
/**
* Set whether the dialog is closable (i.e. a close button is show in the dialog caption). Default is
* false.
* @param closable whether the dialog is closable
* @return this
*/
B closable(boolean closable);
/**
* Set whether the dialog is resizable. Default is false.
* @param resizable whether the dialog is resizable
* @return this
*/
B resizable(boolean resizable);
/**
* Set whether the dialog is draggable. Default is false.
* @param draggable whether the dialog is draggable
* @return this
*/
B draggable(boolean draggable);
/**
* Set whether the dialog messages allow HTML content.
* @param htmlContentAllowed true to allow HTML content for dialog messages
* @return this
*/
B htmlContentAllowed(boolean htmlContentAllowed);
/**
* Add a {@link CloseListener} to be notified when dialog is closed
* @param closeListener The close listener to add (not null)
* @return this
*/
B withCloseListener(CloseListener closeListener);
/**
* Sets the content of the dialog. If not null, the default dialog content will be replaced by the
* given content.
* @param content The component to use as dialog content
* @return this
*/
B content(Component content);
/**
* Sets the position of the dialog window on the screen.
* @param x The x coordinate for the window
* @param y The y coordinate for the window
* @return this
*/
B position(int x, int y);
/**
* Adds a close shortcut - pressing this key while holding down all (if any) modifiers specified while the
* dialog window is in focus will close the window.
* @param keyCode the keycode for invoking the shortcut
* @param modifiers the (optional) modifiers for invoking the shortcut. Can be set to null to be explicit about
* not having modifiers.
* @return this
*/
B withCloseShortcut(int keyCode, int... modifiers);
/**
* Build and open the dialog window using given {@link UI}.
* @param ui UI to which to attach the dialog window
* @return the {@link Dialog} instance
*/
Dialog open(UI ui);
/**
* Build and open the dialog window using given current {@link UI}.
* @return the {@link Dialog} instance
*/
default Dialog open() {
return open(UI.getCurrent());
}
}
}
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