83 lines
2.9 KiB
Java
83 lines
2.9 KiB
Java
package envoy.client.ui.listcell;
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import java.time.format.DateTimeFormatter;
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import java.util.Map;
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import javafx.geometry.Insets;
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import javafx.scene.control.*;
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import javafx.scene.image.Image;
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import javafx.scene.image.ImageView;
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import javafx.scene.layout.VBox;
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import javafx.stage.PopupWindow.AnchorLocation;
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import envoy.client.ui.IconUtil;
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import envoy.data.Message;
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import envoy.data.Message.MessageStatus;
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import envoy.data.User;
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/**
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* Displays a single message inside the message list.
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* <p>
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* Project: <strong>envoy-client</strong><br>
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* File: <strong>MessageListCell.java</strong><br>
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* Created: <strong>28.03.2020</strong><br>
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*
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* @author Kai S. K. Engelbart
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* @since Envoy Client v0.1-beta
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*/
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public class MessageListCell extends ListCell<Message> {
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private final ListView<Message> listView;
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private static User client;
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private static final DateTimeFormatter dateFormat = DateTimeFormatter.ofPattern("dd.MM.yyyy HH:mm");
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private static final Map<MessageStatus, Image> statusImages = IconUtil.loadByEnum(MessageStatus.class, 16);
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/**
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* @param listView the list view inside which this cell is contained
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* @since Envoy Client v0.1-beta
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*/
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public MessageListCell(ListView<Message> listView) { this.listView = listView; }
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/**
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* Displays the text, the data of creation and the status of a message.
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*
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* @since Envoy v0.1-beta
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*/
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@Override
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protected void updateItem(Message message, boolean empty) {
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super.updateItem(message, empty);
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if (empty || message == null) {
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setText(null);
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setGraphic(null);
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} else {
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// Creating the underlying VBox, the dateLabel and the textLabel
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final var cell = new VBox(new Label(dateFormat.format(message.getCreationDate())));
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final var textLabel = new Label(message.getText());
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textLabel.setWrapText(true);
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cell.getChildren().add(textLabel);
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// Setting the message status icon and background color
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if (message.getRecipientID() != client.getID()) {
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final var statusIcon = new ImageView(statusImages.get(message.getStatus()));
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cell.getChildren().add(statusIcon);
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cell.getStyleClass().add("own-message");
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} else cell.getStyleClass().add("received-message");
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// Adjusting height and weight of the cell to the corresponding ListView
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cell.paddingProperty().setValue(new Insets(5, 20, 5, 20));
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if (listView != null) cell.prefWidthProperty().bind(listView.widthProperty().subtract(40));
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// Creating the Tooltip to deselect a message
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final var tooltip = new Tooltip("You can select a message by clicking on it \nand deselect it by pressing \"ctrl\" and clicking on it");
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tooltip.setWrapText(true);
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tooltip.setAnchorLocation(AnchorLocation.WINDOW_TOP_LEFT);
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setTooltip(tooltip);
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setGraphic(cell);
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}
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}
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/**
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* @param client the user who chats with another person
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* @since Envoy Client v0.1-beta
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*/
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public static void setUser(User client) { MessageListCell.client = client; }
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}
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