44 lines
1.3 KiB
Java
44 lines
1.3 KiB
Java
package envoy.client.ui.listcell;
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import javafx.geometry.*;
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import javafx.scene.control.ListView;
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import envoy.data.Message;
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import envoy.client.ui.control.MessageControl;
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/**
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* A list cell containing messages represented as message controls.
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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 final class MessageListCell extends AbstractListCell<Message, MessageControl> {
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/**
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* @param listView the list view inside of which the cell will be displayed
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* @since Envoy Client v0.1-beta
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*/
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public MessageListCell(ListView<? extends Message> listView) {
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super(listView);
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}
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@Override
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protected MessageControl renderItem(Message message) {
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final var control = new MessageControl(message);
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listView.widthProperty().addListener((observable, oldValue,
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newValue) -> adjustPadding(newValue.intValue(), control.isOwnMessage()));
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adjustPadding((int) listView.getWidth(), control.isOwnMessage());
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if (control.isOwnMessage())
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setAlignment(Pos.CENTER_RIGHT);
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else
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setAlignment(Pos.CENTER_LEFT);
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return control;
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}
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private void adjustPadding(int listWidth, boolean ownMessage) {
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int padding = 10 + Math.max((listWidth - 1000) / 2, 0);
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setPadding(ownMessage ? new Insets(3, padding, 3, 0) : new Insets(3, 0, 3, padding));
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}
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}
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