added DejaVu font and applied more ui fixes

src/main/java/com/arduino/ESP32PartitionTool.java

@@ -54,7 +54,7 @@ public JFrameArduino() {
 		JFrame frame = this;
 
 		setSize(1024, 640);
-		setResizable(false);
+		//setResizable(false);
 
 		setLocationRelativeTo(null);
 

src/main/java/com/platformio/ESP32PartitionToolStandalone.java

@@ -72,7 +72,7 @@ public JFrameStandalone() {
 
 		// Size and display the frame
 		setSize(800, 564);
-		setResizable(false);
+		//setResizable(false);
 
 		// Set frame position to the center of the screen
 		setLocationRelativeTo(null);

src/main/java/com/serifpersia/esp32partitiontool/AboutPanel.java

@@ -13,6 +13,7 @@ public AboutPanel() {
 
 	private void createPanel() {
 
+		setFont( UI.defaultFont.deriveFont(Font.PLAIN, 12) );
 
 		final String fontFace = "<font face=sans-serif>";
 		final String boxpadding = "padding-top: 0px;padding-right: 10px;padding-bottom: 10px;padding-left: 10px;";

src/main/java/com/serifpersia/esp32partitiontool/CSVRow.java

@@ -75,10 +75,16 @@ public CSVRow(String values[]) {
 		offset.setBorder(
 				BorderFactory.createCompoundBorder(offset.getBorder(), BorderFactory.createEmptyBorder(0, 0, 0, 5)));
 
-		enabled.setFont(new Font(Font.MONOSPACED, currFont.getStyle(), currFont.getSize()-1));
-		size.setFont(new Font(Font.MONOSPACED, currFont.getStyle(), currFont.getSize()));
-		sizeHex.setFont(new Font(Font.MONOSPACED, currFont.getStyle(), currFont.getSize()));
-		offset.setFont(new Font(Font.MONOSPACED, currFont.getStyle(), currFont.getSize()));
+		//Font cellFont = UI.monotypeFont.deriveFont(Font.PLAIN, 12)
+
+		enabled.setFont(UI.condensedFont.deriveFont(Font.PLAIN, 13));
+		size.setFont(UI.monotypeFont.deriveFont(Font.PLAIN, 13));
+		sizeHex.setFont(UI.monotypeFont.deriveFont(Font.PLAIN, 13));
+		offset.setFont(UI.monotypeFont.deriveFont(Font.PLAIN, 13));
+		name.setFont(UI.monotypeFont.deriveFont(Font.PLAIN, 13));
+		type.setFont(UI.monotypeFont.deriveFont(Font.PLAIN, 13));
+		subtype.setFont(UI.monotypeFont.deriveFont(Font.PLAIN, 13));
+
 
 		sizeHex.setEditable(false);
 		offset.setEditable(false);

src/main/java/com/serifpersia/esp32partitiontool/FSPanel.java

@@ -7,6 +7,7 @@
 import javax.swing.*;
 import javax.swing.event.*;
 
+
 @SuppressWarnings("serial")
 
 
@@ -159,7 +160,7 @@ public void createPanel() {
 		FSGenPanel.setBorder(BorderFactory.createEmptyBorder(5, 0, 5, 5));
 
 		FSGenLabel.setHorizontalAlignment(SwingConstants.CENTER);
-		FSGenLabel.setFont(new Font("Tahoma", Font.PLAIN, 18));
+		FSGenLabel.setFont(UI.defaultFont.deriveFont(Font.PLAIN, 20));
 
 		FSGenInnerPanel.setLayout(new BorderLayout(0, 0));
 
@@ -168,8 +169,12 @@ public void createPanel() {
 		FSInnerPanel.setBorder(BorderFactory.createEmptyBorder(0, 5, 2, 5));
 
 		FSComboLabel.setHorizontalAlignment(SwingConstants.CENTER);
+		FSComboLabel.setFont(UI.defaultFont.deriveFont(Font.PLAIN, 13));
+
+		FSTypesComboBox.setFont(UI.defaultFont.deriveFont(Font.PLAIN, 13));
 
 		blockSizeLabel.setHorizontalAlignment(SwingConstants.CENTER);
+		blockSizeLabel.setFont(UI.defaultFont.deriveFont(Font.PLAIN, 13));
 
 		FSBlockSize.setEditable(false);
 
@@ -178,8 +183,8 @@ public void createPanel() {
 		FSUploadPanel.setLayout(new BorderLayout(0, 0));
 
 		mergeBoxPanel.setLayout(new BorderLayout(0, 0));
-		mergeBoxLabel.setFont(new Font("Tahoma", Font.PLAIN, 18));
 		mergeBoxLabel.setHorizontalAlignment(SwingConstants.CENTER);
+		mergeBoxLabel.setFont(UI.defaultFont.deriveFont(Font.PLAIN, 20));
 
 		mergeButtonsPanel.setLayout(new BorderLayout(0, 0));
 
@@ -204,7 +209,7 @@ public void createPanel() {
 		consoleLogPanel.setBorder(BorderFactory.createEmptyBorder(2, 2, 2, 2));
 		consoleLogPanel.setForeground(Color.WHITE);
 		consoleLogPanel.setBackground(Color.BLACK);
-		consoleLogPanel.setFont(new Font("Monospaced", Font.PLAIN, 12)); // Set a monospaced font
+		consoleLogPanel.setFont(UI.monotypeFont.deriveFont(Font.PLAIN, 13));
 		consoleLogPanel.setAlignmentY(JPanel.TOP_ALIGNMENT);
 
 		//consoleScrollPanel.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
@@ -227,7 +232,7 @@ public void emitMessage(String msg, boolean is_error ) {
 			JTextArea msgArea = new JTextArea(0,0);
 			msgArea.setForeground(is_error ? Color.RED : Color.WHITE);
 			msgArea.setBackground(Color.BLACK);
-			msgArea.setFont(new Font("Monospaced", Font.PLAIN, 12)); // Set a monospaced font
+			msgArea.setFont(UI.monotypeFont.deriveFont(Font.PLAIN, 13));
 			msgArea.setEditable(false); // Make the text area read-only
 			msgArea.setLineWrap(true); // Enable line wrapping
 			msgArea.setWrapStyleWord(true); // Wrap at word boundaries

src/main/java/com/serifpersia/esp32partitiontool/FileManager.java

@@ -1,19 +1,18 @@
 package com.serifpersia.esp32partitiontool;
 
 import java.awt.*;
-import java.io.IOException;
+import java.io.*;
 import java.nio.file.Files;
 import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.Arrays;
 
-import javax.swing.JTextField;
-import javax.swing.JFileChooser;
+import javax.swing.*;
 import javax.swing.filechooser.FileNameExtensionFilter;
+
 import java.lang.Process;
 import java.lang.Runtime;
-import java.io.*;
-import javax.swing.*;
+
 
 
 

src/main/java/com/serifpersia/esp32partitiontool/HelpPanel.java

@@ -64,7 +64,7 @@ private void createHelpTipPanel() {
 		helpTipLabel.setVerticalAlignment(JLabel.TOP);
 		helpTipLabel.setVerticalTextPosition(JLabel.TOP);
 		helpTipLabel.setIcon(infoIcon);
-		helpTipLabel.setFont(new Font("Tahoma", Font.PLAIN, 12));
+		helpTipLabel.setFont( UI.defaultFont.deriveFont(Font.PLAIN, 12) );
 
 		helpTipPanel.add(helpTipLabel);
 

src/main/java/com/serifpersia/esp32partitiontool/UI.java

@@ -1,6 +1,7 @@
 package com.serifpersia.esp32partitiontool;
 
 import java.util.ArrayList;
+import java.io.*;
 import java.awt.*;
 import javax.swing.*;
 import javax.swing.event.*;
@@ -34,7 +35,7 @@ public JButtonIcon( String title, String iconPath) {
 				//setContentAreaFilled(false);
 				//setFocusPainted(false);
 				setOpaque( false );
-				setPreferredSize( new Dimension( 36, 32 ) );
+				setPreferredSize( new Dimension( 36, 26 ) );
 				setToolTipText(" " + title + " ");
 			} catch (Exception ex) {
 				setText(" " + title + " ");
@@ -102,12 +103,47 @@ public void setFrameTitleNeedsSaving(boolean needs_saving) {
 	private JButton exporCsvBtn;
 	private JButton helpButton;
 
+	static Font defaultFont;
+	static Font condensedFont;
+	static Font monotypeFont;
+	static Font monotypeBoldFont;
+
 	private ArrayList<CSVRow> csvRows = new ArrayList<CSVRow>();
 
+	private Font loadFont(String fontBaseName, int defaultSize, int fallbackType) { // no path no extension
+		try {
+			InputStream is = getClass().getResourceAsStream("/Fonts/"+fontBaseName+".ttf");
+			Font matchedFont = Font.createFont(Font.TRUETYPE_FONT, is);
+			GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
+			ge.registerFont(matchedFont);
+			System.out.printf("Registered font %s size %d type %d\n", fontBaseName, defaultSize, fallbackType);
+			return matchedFont;
+		} catch (IOException e) {
+				e.printStackTrace();
+		} catch (FontFormatException e) {
+				e.printStackTrace();
+		}
+		System.err.println("Failed to load font " + fontBaseName );
+		switch( fallbackType ) {
+			case 0: return new Font("Tahoma", Font.PLAIN, defaultSize);
+			case 1: return new Font("Monospaced", Font.PLAIN, defaultSize);
+			case 2: return new Font("Tahoma", Font.BOLD, defaultSize);
+			case 3: return new Font("Monospaced", Font.BOLD, defaultSize);
+			default:
+				System.err.printf("Error font fallbackType %d unsupported\n", fallbackType );
+				return new Font("Tahoma", Font.PLAIN, defaultSize);
+		}
+	}
+
 	public UI(JFrame frame, String title) {
 		// Show tool tips immediately
 		ToolTipManager.sharedInstance().setInitialDelay(0);
 
+		defaultFont = this.loadFont("DejaVuSans", 12, 0);
+		monotypeFont = this.loadFont("DejaVuSansMono", 12, 1);
+		monotypeBoldFont = this.loadFont("DejaVuSansMono-Bold", 12, 3);
+		condensedFont= this.loadFont("DejaVuSansCondensed", 12, 1);
+
 		setFrame( frame, title );
 		setLayout(new BorderLayout(0, 0));
 		setOpaque(false); // transparent background!
@@ -136,7 +172,7 @@ public void updateFrame() {
 		if( settings.hasFSPanel ) {
 			frame.setSize(1024, 640);
 		} else {
-			frame.setSize(800, 564);
+			frame.setSize(800, 556);
 		}
 		fsPanel.setVisible( settings.hasFSPanel );
 	}
@@ -249,9 +285,11 @@ public JPanel getTitleCSVRow() {
 
 		titleLinePanel.setLayout( new BoxLayout(titleLinePanel, BoxLayout.LINE_AXIS) );
 		titleLinePanel.setBorder( BorderFactory.createEmptyBorder(5, 0, 5, 0) );
+		titleLinePanel.setMaximumSize( new Dimension( frame.getSize().width, 24 ) ); // restrict panel height to 24px, inherit width
 
 		JLabel enabledLabel = new JLabel("Enable");
 		enabledLabel.setPreferredSize( new Dimension(50, 12) );
+		enabledLabel.setFont( condensedFont.deriveFont(Font.BOLD, 13));
 		enabledLabel.setHorizontalAlignment(SwingConstants.CENTER);
 		titleLinePanel.add(enabledLabel);
 
@@ -264,7 +302,7 @@ public JPanel getTitleCSVRow() {
 			label.setOpaque(false);
 			label.setHorizontalAlignment(SwingConstants.CENTER);
 			final Font currFont = label.getFont();
-			label.setFont(label.getFont().deriveFont(Font.BOLD, currFont.getSize()));
+			label.setFont( defaultFont.deriveFont(Font.BOLD, 13) );
 			remainingTitles.add(label, BorderLayout.NORTH);
 		}
 		titleLinePanel.add(remainingTitles);
@@ -289,7 +327,7 @@ private void createPanels() {
 
 		csvGenLabel = new JLabel("Partitions");
 		csvGenLabel.setOpaque(false);
-		csvGenLabel.setFont(new Font("Tahoma", Font.PLAIN, 18));
+		csvGenLabel.setFont(defaultFont.deriveFont(Font.PLAIN, 20));
 		csvGenLabel.setHorizontalAlignment(SwingConstants.CENTER);
 		csvGenPanel.add(csvGenLabel, BorderLayout.NORTH);
 
@@ -342,14 +380,17 @@ private void createPanels() {
 
 		flashSizeFieldSetPanel = new JTransparentPanel();
 		flashSizeLabel = new JLabel("Flash Size: MB");
+		flashSizeLabel.setFont(defaultFont.deriveFont(Font.PLAIN, 13));
 		flashSizeLabel.setHorizontalAlignment(SwingConstants.CENTER);
 		flashSizeFieldSetPanel.add(flashSizeLabel);
 		flashSizesComboBox = new JComboBox<>(new String[] { " 4", " 8", "16", "32" });
+		flashSizesComboBox.setFont(UI.defaultFont.deriveFont(Font.PLAIN, 13));
 		flashSizeFieldSetPanel.add(flashSizesComboBox);
 		partitionsUtilButtonsPanel.add(flashSizeFieldSetPanel, BorderLayout.CENTER);
 
 		// free space box
 		partitionFlashFreeSpace = new JLabel("Free Space: not set");
+		partitionFlashFreeSpace.setFont(defaultFont.deriveFont(Font.PLAIN, 13));
 		partitionsUtilButtonsPanel.add(partitionFlashFreeSpace, BorderLayout.EAST);
 
 	}
@@ -523,7 +564,8 @@ public void updatePartitionFlashVisual() {
 
 		JPanel initialPanel = new JTransparentPanel();
 		initialPanel.setLayout(new BorderLayout());
-		JLabel initialLabel = new JLabel("0x9000");
+		JLabel initialLabel = new JLabel("0x9000 ");
+		initialLabel.setFont(monotypeBoldFont.deriveFont(Font.PLAIN, 12));
 		GridBagConstraints gbc = new GridBagConstraints();
 
 		initialLabel.setHorizontalAlignment(SwingConstants.CENTER);
@@ -559,6 +601,7 @@ public void updatePartitionFlashVisual() {
 
 					// Set the text color to white
 					JLabel label = new JLabel(getPartitionSubType(i).getText());
+					label.setFont(monotypeBoldFont.deriveFont(Font.PLAIN, 12));
 					label.setForeground(Color.WHITE);
 					partitionPanel.add(label);
 					partitionPanel.setToolTipText(partSizeKb+"KB");
@@ -576,6 +619,7 @@ public void updatePartitionFlashVisual() {
 			// Set the text color to white
 			JLabel label = new JLabel("Free Space");
 			label.setForeground(Color.BLACK);
+			label.setFont(monotypeBoldFont.deriveFont(Font.PLAIN, 12));
 			unusedSpacePanel.add(label);
 
 			csvpartitionsCenterVisualPanel.add(unusedSpacePanel, gbc);
@@ -603,6 +647,7 @@ public void updatePartitionFlashVisual() {
 					partitionPanel.setBackground(partColor);
 					// Set the text color to white
 					JLabel label = new JLabel(partSubType);
+					label.setFont(monotypeBoldFont.deriveFont(Font.PLAIN, 12));
 					label.setForeground(Color.WHITE);
 					partitionPanel.add(label);
 					partitionPanel.setToolTipText(partSizeKb+"KB");