working on pdf preview

pom.xml

@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>BelegScanner</groupId>
 	<artifactId>BelegScanner</artifactId>
-	<version>0.0.4</version>
+	<version>0.0.5</version>
 	
 	<name>BelegScanner</name>
 	<packaging>jar</packaging>
@@ -53,7 +53,7 @@
 		<dependency>
 			<groupId>de.srsoftware</groupId>
 			<artifactId>tools.gui.selectcombobox</artifactId>
-			<version>0.1.1</version>
+			<version>0.1.2</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>

resources/logback.xml

@@ -9,11 +9,15 @@
         </layout>
     </appender>
 
-    <logger name="de.srsoftware.belegscanner.gui.MainFrame" level="info" additivity="false">
+    <logger name="de.srsoftware.belegscanner.gui" level="info" additivity="false">
+        <appender-ref ref="CONSOLE"/>
+    </logger>
+    
+        <logger name="de.srsoftware.belegscanner.gui.Toolbar" level="debug" additivity="false">
         <appender-ref ref="CONSOLE"/>
     </logger>
 
-    <logger name="de.srsoftware.belegscanner.gui.DocTable" level="debug" additivity="false">
+    <logger name="de.srsoftware.belegscanner.Configuration" level="debug" additivity="false">
         <appender-ref ref="CONSOLE"/>
     </logger>
 

src/main/java/de/srsoftware/belegscanner/Configuration.java

@@ -40,7 +40,7 @@ public class Configuration {
 		}
 	}
 	
-	private void save() throws IOException {
+	public void save() throws IOException {
 		LOG.debug("Trying to save config…");
 		File dir = file.getParentFile();
 		if (!dir.exists()) dir.mkdirs();
@@ -138,10 +138,5 @@ public class Configuration {
 			localJson = localJson.getJSONObject(localKey);
 		}
 		LOG.debug("altered json: {}",json);
-		try {
-			save();
-		} catch (IOException ex) {
-			LOG.warn("Was not able to write config to {}!",file);
-		}
 	}
 }

src/main/java/de/srsoftware/belegscanner/Constants.java

@@ -4,5 +4,7 @@ public class Constants {
 
 	public static final String APPLICATION_NAME = "BelegScanner";
 	public static final String FILE_BROWSER = "thunar";
+	public static final String DEFAULT_WIDTH = "209";
+	public static final String DEFAULT_HEIGHT = "297";
 
 }

src/main/java/de/srsoftware/belegscanner/gui/MainFrame.java

@@ -16,7 +16,11 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 import javax.swing.JFrame;
+import javax.swing.JPanel;
 
+import org.icepdf.ri.common.ComponentKeyBinding;
+import org.icepdf.ri.common.SwingController;
+import org.icepdf.ri.common.SwingViewBuilder;
 import org.json.JSONArray;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -32,9 +36,9 @@ public class MainFrame extends JFrame {
 	private static final String HOME = System.getProperty("user.home");
 	private static final Pattern MARKEN = Pattern.compile("\\$([a-zA-Z]+)");
 
-	private static final String APP_WIDTH = "app.main.dimenstion.w";
+	private static final String APP_WIDTH = "app.main.dimension.w";
 
-	private static final String APP_HEIGHT = "app.main.dimenstion.h";
+	private static final String APP_HEIGHT = "app.main.dimension.h";
 
 	private static final String APP_X = "app.main.position.x";
 
@@ -55,14 +59,14 @@ public class MainFrame extends JFrame {
 
 	private Configuration config;
 
-	private int xSize = 209;
-	private int ySize = 297;
 	private int resoultion = 150;
 	private String mode = "Color";
 
 	private DocTable docTable;
 
-	private Preview preview;
+	private Dimension dimension = new Dimension(209, 297);
+
+	private SwingController pdfViewer;
 
 	public MainFrame(Configuration config) {
 		super("BelegScanner");
@@ -76,19 +80,19 @@ public class MainFrame extends JFrame {
 		toolbar = new Toolbar(config);
 		statusBar = new StatusBar();
 		docTable = new DocTable();
-		preview = new Preview();
 		
 		add(toolbar,BorderLayout.EAST);
 		add(statusBar,BorderLayout.SOUTH);
 		add(docTable,BorderLayout.NORTH);
-		add(preview,BorderLayout.CENTER);
+		add(preview(),BorderLayout.CENTER);
 		toolbar.addCategoryListener(this::setCategory)
 			.addDateListener(this::setDate)
+			.addDimensionListener(this::setDimension)
 			.addFieldListener(this::setField)
 			.addPathListener(this::setPath)
 			.addScanListener(this::scan);
 		
-		docTable.addPreviewListener(preview::display);
+		docTable.addPreviewListener(pdfViewer::openDocument);
 		
 		int x = config.getOrCreate(APP_X, 20);
 		int y = config.getOrCreate(APP_Y, 20);
@@ -99,6 +103,20 @@ public class MainFrame extends JFrame {
 		setVisible(true);
 	}
 	
+	private JPanel preview() {
+		// https://stackoverflow.com/a/48248739/1285585
+		
+		pdfViewer = new SwingController();
+		SwingViewBuilder factory = new SwingViewBuilder(pdfViewer);
+		JPanel viewerComponentPanel = factory.buildViewerPanel();
+
+		ComponentKeyBinding.install(pdfViewer, viewerComponentPanel);
+		// add interactive mouse link annotation support via callback
+		pdfViewer.getDocumentViewController().setAnnotationCallback(new org.icepdf.ri.common.MyAnnotationCallback(pdfViewer.getDocumentViewController()));
+
+		return viewerComponentPanel;
+	}
+
 	private void addFieldsFor(String path) {
 		Vector<String> marks = new Vector<>();
 		Matcher matches = MARKEN.matcher(path);
@@ -123,9 +141,9 @@ public class MainFrame extends JFrame {
 		Vector<String> cmd = new Vector<>();
 		cmd.add("scanimage");
 		cmd.add("-x");
-		cmd.add(xSize+"");
+		cmd.add(dimension.width+"");
 		cmd.add("-y");
-		cmd.add(ySize+"");
+		cmd.add(dimension.height+"");
 		cmd.add("--mode");
 		cmd.add(mode);
 		cmd.add("--resolution");
@@ -213,6 +231,11 @@ public class MainFrame extends JFrame {
 		this.date = date;
 		updatePath();
 	}
+	
+	private void setDimension(Dimension dim) {
+		this.dimension = dim;		
+	}
+
 
 	private void setField(String key, String val) {
 		if (val == null || val.isEmpty()) {
@@ -239,13 +262,21 @@ public class MainFrame extends JFrame {
 			if (!existing.contains(val)) arr.put(val);
 		}
 		config.set(prefix+"path",path);
+		config.set(prefix+"size.w", dimension.width);
+		config.set(prefix+"size.h", dimension.height);
+		
+		
 		Point loc = getLocation();
 		config.set(APP_X, loc.x);
 		config.set(APP_Y, loc.y);
 		Dimension dim = getSize();
 		config.set(APP_WIDTH, dim.width);
 		config.set(APP_HEIGHT, dim.height);
-
+		try {
+			config.save();
+		} catch (IOException e) {
+			LOG.error("Was not able to save config!");
+		}
 	}
 	
 	@SuppressWarnings("deprecation")
@@ -264,4 +295,5 @@ public class MainFrame extends JFrame {
 		for (Entry<String, String> entry : fields.entrySet()) patchedPath = patchedPath.replace("$"+entry.getKey(), entry.getValue());
 		statusBar.setPath(patchedPath);
 	}
+
 }

src/main/java/de/srsoftware/belegscanner/gui/Preview.java

@@ -1,47 +0,0 @@
-package de.srsoftware.belegscanner.gui;
-
-import java.awt.BorderLayout;
-import java.awt.Container;
-
-import javax.swing.JPanel;
-
-import org.icepdf.ri.common.ComponentKeyBinding;
-import org.icepdf.ri.common.SwingController;
-import org.icepdf.ri.common.SwingViewBuilder;
-
-public class Preview extends JPanel{
-
-	private static final long serialVersionUID = -4534327261273493367L;
-	private SwingController controller;
-	
-	public Preview() {
-		// Instance the controller
-		controller = new SwingController();
-		// We created the SwingViewFactory configured with the controller
-		SwingViewBuilder factory = new SwingViewBuilder(controller);
-		// We use the factory to build a preconfigured JPanel
-		// with a full and active viewer user interface.
-		JPanel viewerComponentPanel = factory.buildViewerPanel();
-//		viewerComponentPanel.setPreferredSize(new Dimension(400, 243));
-//		viewerComponentPanel.setMaximumSize(new Dimension(400, 243));
-		// We add keyboard command
-		ComponentKeyBinding.install(controller, viewerComponentPanel);
-		// add interactive mouse link annotation support via callback
-		controller.getDocumentViewController().setAnnotationCallback(
-		              new org.icepdf.ri.common.MyAnnotationCallback(
-		                     controller.getDocumentViewController()));
-
-		Container reportViewerContainer = this;
-		// We add the component to visualize the report
-		reportViewerContainer.add(viewerComponentPanel, BorderLayout.CENTER);
-		reportViewerContainer.invalidate();
-		// We open the generated document
-		
-	}
-	
-	public void display(String filename) {
-		System.err.println("display "+filename);
-		controller.openDocument(filename);;
-	}
-
-}

src/main/java/de/srsoftware/belegscanner/gui/Toolbar.java

@@ -1,9 +1,12 @@
 package de.srsoftware.belegscanner.gui;
 
+import java.awt.BorderLayout;
 import java.awt.Component;
 import java.awt.Dimension;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -15,6 +18,7 @@ import javax.swing.BoxLayout;
 import javax.swing.JButton;
 import javax.swing.JLabel;
 import javax.swing.JPanel;
+import javax.swing.JTextField;
 
 import org.json.JSONArray;
 import org.json.JSONObject;
@@ -22,6 +26,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import de.srsoftware.belegscanner.Configuration;
+import de.srsoftware.belegscanner.Constants;
 import de.srsoftware.tools.gui.DateChooser;
 import de.srsoftware.tools.gui.SelectComboBox;
 
@@ -37,6 +42,11 @@ public class Toolbar extends JPanel {
 		public void setDate(Date date);
 	}
 	
+	public interface DimensionListener{
+		public void setDimension(Dimension dimension);
+	}
+	
+	
 	public interface FieldListener{
 		public void setField(String name, String value);
 	}
@@ -59,6 +69,7 @@ public class Toolbar extends JPanel {
 	private HashSet<FieldListener> fieldListeners = new HashSet<>();
 	private HashSet<PathListener> pathListeners = new HashSet<>();
 	private HashSet<ActionListener> scanListeners = new HashSet<>();
+	private HashSet<DimensionListener> dimensionListeners = new HashSet<>();
 
 	private DateChooser date;
 
@@ -68,16 +79,59 @@ public class Toolbar extends JPanel {
 
 	private JButton scanButton;
 
+	private JTextField width;
+	private JTextField height;
+
 	public Toolbar(Configuration config) {
 		this.config = config;
 		setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
 		add(datePicker());
 		add(input("Kategorie",categoryPicker(config)));
 		add(input("Pfad",pathPicker = pathPicker()));
+		addFormatSelector();
 		add(scanButton());
 		add(externButton());
 	}
-	
+
+	private void addFormatSelector() {
+		JPanel dummy = new JPanel();
+		dummy.setLayout(new BorderLayout());
+		
+		dummy.add(new JLabel("Breite:"),BorderLayout.WEST);
+		dummy.add(width = new JTextField(209+""),BorderLayout.CENTER);
+		dummy.add(new JLabel("px"),BorderLayout.EAST);
+		add(dummy);
+		
+		dummy = new JPanel();
+		dummy.setLayout(new BorderLayout());
+		
+		dummy.add(new JLabel("Höhe:"),BorderLayout.WEST);
+		dummy.add(height = new JTextField(297+""),BorderLayout.CENTER);
+		dummy.add(new JLabel("px"),BorderLayout.EAST);
+		add(dummy);
+		
+		KeyAdapter dimensionListener = new KeyAdapter() {
+			@Override
+			public void keyReleased(KeyEvent e) {
+				updateDimensions();
+			}
+		};
+		
+		width.addKeyListener(dimensionListener);
+		height.addKeyListener(dimensionListener);
+	}
+
+
+	protected void updateDimensions() {
+		try {
+			int w = Integer.parseInt(width.getText().trim());
+			int h = Integer.parseInt(height.getText().trim());
+			dimensionListeners.forEach(listener -> listener.setDimension(new Dimension(w < 0 ? 0 : w, h < 0 ? 0 : h)));
+		} catch (NumberFormatException e) {
+			LOG.warn("Invalid dimensions!");
+		}
+	}
+
 	public void addFieldsFor(Vector<String> marks) {
 		LOG.debug("addFieldsFor({})",marks);
 		
@@ -102,6 +156,11 @@ public class Toolbar extends JPanel {
 	public Toolbar addDateListener(DateListener listener) {
 		dateListeners.add(listener);
 		return this;
+	}	
+	
+	public Toolbar addDimensionListener(DimensionListener listener) {
+		dimensionListeners.add(listener);
+		return this;
 	}
 	
 	public Toolbar addFieldListener(FieldListener listener) {
@@ -139,6 +198,7 @@ public class Toolbar extends JPanel {
 		return btn;
 	}
 	
+	
 	public Date getDate() {
 		return date.getSelectedDate();
 	}
@@ -187,9 +247,10 @@ public class Toolbar extends JPanel {
 	}
 
 	
-	protected void updateCat(String newCat) {
+	private void updateCat(String newCat) {
 		LOG.debug("updateCat({})",newCat);
 		categoryListeners.forEach(l -> l.setCategory(newCat));
+		LOG.debug("Listeners notified.");
 		if (!newCat.isEmpty()) {
 			String prefix = "app.categories."+newCat+".";
 			String path = config.get(prefix+"path");
@@ -199,18 +260,26 @@ public class Toolbar extends JPanel {
 			}			
 
 			JSONObject fields = config.get(prefix+"fields");
-			if (fields == null) return;
+			if (fields != null) {
-			LOG.debug("fields: {}",fields);
+				LOG.debug("fields: {}",fields);
-			for (String fieldName : fields.keySet()) {
+				for (String fieldName : fields.keySet()) {
-				path = prefix+"fields."+fieldName;
+					path = prefix+"fields."+fieldName;
-					
+						
-				JSONArray arr = config.getOrCreateArray(path); 
+					JSONArray arr = config.getOrCreateArray(path); 
-				HashSet<Object> values = new HashSet<>();
+					HashSet<Object> values = new HashSet<>();
-				arr.forEach(values::add);
+					arr.forEach(values::add);
-				SelectComboBox selector = getSelector(additonalComponents.get(fieldName));
+					SelectComboBox selector = getSelector(additonalComponents.get(fieldName));
-				if (selector != null) selector.setElements(values);
+					if (selector != null) selector.setElements(values);
+				}
 			}
-		}		
+			LOG.debug("Trying to read size");
+			Integer w = config.get(prefix+"size.w");
+			LOG.debug("w: {}",w);
+			width.setText(w == null ? Constants.DEFAULT_WIDTH : w+"");
+			Integer h = config.get(prefix+"size.h");
+			LOG.debug("h: {}",h);
+			height.setText(h == null ? Constants.DEFAULT_HEIGHT : h+"");
+		} else LOG.debug("newCat is empty!");		
 	}
 	
 	private void updateField(String name, String val) {