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SwingMessageWidget: make hyperlinks work #55

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Dec 8, 2020
Merged

SwingMessageWidget: make hyperlinks work #55

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42 changes: 37 additions & 5 deletions src/main/java/org/scijava/ui/swing/widget/SwingMessageWidget.java
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Original file line number Diff line number Diff line change
Expand Up @@ -29,10 +29,17 @@

package org.scijava.ui.swing.widget;

import javax.swing.JLabel;
import java.io.IOException;

import javax.swing.JEditorPane;
import javax.swing.JPanel;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;

import org.scijava.Priority;
import org.scijava.log.LogService;
import org.scijava.platform.PlatformService;
import org.scijava.plugin.Parameter;
import org.scijava.plugin.Plugin;
import org.scijava.widget.InputWidget;
import org.scijava.widget.MessageWidget;
Expand All @@ -47,8 +54,13 @@
public class SwingMessageWidget extends SwingInputWidget<String> implements
MessageWidget<JPanel>
{
@Parameter
private PlatformService platformService;

@Parameter
private LogService logService;

private JLabel label;
private JEditorPane pane;

// -- InputWidget methods --

Expand Down Expand Up @@ -76,8 +88,28 @@ public void set(final WidgetModel model) {

final String text = model.getText();

label = new JLabel(text);
getComponent().add(label);
pane = new JEditorPane("text/html", text);

// NB: use format (font etc.) from parent component
pane.putClientProperty(JEditorPane.HONOR_DISPLAY_PROPERTIES, Boolean.TRUE);

pane.setEditable(false);
pane.setOpaque(false);
pane.addHyperlinkListener(new HyperlinkListener() {

@Override
public void hyperlinkUpdate(HyperlinkEvent hle) {
if (HyperlinkEvent.EventType.ACTIVATED.equals(hle.getEventType())) {
try {
platformService.open(hle.getURL());
}
catch (IOException exc) {
logService.error("Error while opening " + hle.getURL(), exc);
}
}
}
});
getComponent().add(pane);
}

// -- Typed methods --
Expand All @@ -92,6 +124,6 @@ public boolean supports(final WidgetModel model) {
@Override
public void doRefresh() {
// maybe dialog owner changed message content
label.setText(get().getText());
pane.setText(get().getText());
}
}