From d4260503697d423c0f2e18eec0b37646188e6833 Mon Sep 17 00:00:00 2001
From: Jakob Heher <jakob.heher@iaik.tugraz.at>
Date: Mon, 1 Aug 2022 16:46:52 +0200
Subject: some cleanups trying to track down #106

---
 .../gui/composites/PositioningComposite.java       | 34 +++++++++-------------
 .../pdfover/gui/composites/SignaturePanel.java     |  6 ++--
 2 files changed, 16 insertions(+), 24 deletions(-)

(limited to 'pdf-over-gui/src/main/java')

diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java
index e04ad5b5..118f0b35 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java
@@ -98,6 +98,17 @@ public class PositioningComposite extends StateComposite {
 		StateComposite.anchor(mainArea).left(0).right(100).top(0).bottom(bottomBar, -5).set();
 		this.scrollbar = this.mainArea.getVerticalBar();
 
+		this.frame = SWT_AWT.new_Frame(this.mainArea);
+		this.frame.addKeyListener(this.keyListener);
+		this.frame.addMouseWheelListener(this.mouseListener);
+
+		this.viewer = new SignaturePanel();
+		this.viewer.setSignaturePlaceholderBorderColor(new Color(
+				Constants.MAINBAR_ACTIVE_BACK_DARK.getRed(),
+				Constants.MAINBAR_ACTIVE_BACK_DARK.getGreen(),
+				Constants.MAINBAR_ACTIVE_BACK_DARK.getBlue()));
+		this.frame.add(this.viewer, BorderLayout.CENTER);
+
 		this.btnNewPage.addSelectionListener(new SelectionAdapter() {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
@@ -109,12 +120,6 @@ public class PositioningComposite extends StateComposite {
 			}
 		});
 
-		EventQueue.invokeLater(() -> {
-			getDisplay().syncExec(() -> {
-				this.frame = SWT_AWT.new_Frame(this.mainArea);
-				this.frame.addKeyListener(this.keyListener);
-				this.frame.addMouseWheelListener(this.mouseListener);
-			});
 		this.btnSign.addSelectionListener(new SelectionAdapter() {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
@@ -135,20 +140,9 @@ public class PositioningComposite extends StateComposite {
 	 *            document to display
 	 */
 	public void displayDocument(final PDDocument document) {
-		if (this.viewer == null) {
-			EventQueue.invokeLater(() -> {
-				this.viewer = new SignaturePanel(document);
-				this.viewer.setSignaturePlaceholderBorderColor(new Color(
-						Constants.MAINBAR_ACTIVE_BACK_DARK.getRed(),
-						Constants.MAINBAR_ACTIVE_BACK_DARK.getGreen(),
-						Constants.MAINBAR_ACTIVE_BACK_DARK.getBlue()));
-				this.frame.add(this.viewer, BorderLayout.CENTER);
-			});
-		} else {
-			EventQueue.invokeLater(() -> {
-				this.viewer.setDocument(document);
-			});
-		}
+		EventQueue.invokeLater(() -> {
+			this.viewer.setDocument(document);
+		});
 
 		if (document != null)
 		{
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/SignaturePanel.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/SignaturePanel.java
index 37ef9eb5..008a2d2c 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/SignaturePanel.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/SignaturePanel.java
@@ -113,12 +113,10 @@ public class SignaturePanel extends JPanel {
 
 	/**
 	 * Create a new PagePanel.
-	 * @param pdf the PDFFile to display
 	 */
-	public SignaturePanel(PDDocument pdf) {
+	public SignaturePanel() {
 		super(new BorderLayout());
-		setDocument(pdf);
-		setPreferredSize(new Dimension(Constants.DEFAULT_MAINWINDOW_WIDTH, Constants.DEFAULT_MAINWINDOW_HEIGHT - Constants.MAINBAR_HEIGHT));
+		setDocument(null);
 		setFocusable(true);
 		addMouseListener(this.mouseListener);
 		addMouseMotionListener(this.mouseListener);
-- 
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