Feat #140 Glowing border

src/main/java/com/devoxx/genie/ui/component/GlowingBorder.java

@@ -0,0 +1,49 @@
+package com.devoxx.genie.ui.component;
+
+import lombok.Getter;
+import lombok.Setter;
+import org.jetbrains.annotations.NotNull;
+
+import javax.swing.border.AbstractBorder;
+import java.awt.*;
+import java.awt.geom.Area;
+import java.awt.geom.RoundRectangle2D;
+
+public class GlowingBorder extends AbstractBorder {
+    private final Color glowColor;
+    private final int glowWidth = 4;
+
+    @Getter
+    @Setter
+    private float alpha = 0.5f;
+
+    public GlowingBorder(Color glowColor) {
+        this.glowColor = glowColor;
+    }
+
+    @Override
+    public void paintBorder(Component c, @NotNull Graphics g, int x, int y, int width, int height) {
+        Graphics2D g2 = (Graphics2D) g.create();
+        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+
+        int arcWidth = 15;
+        int arcHeight = 15;
+        RoundRectangle2D.Float outer = new RoundRectangle2D.Float(x, y, width - 1, height - 1, arcWidth, arcHeight);
+        RoundRectangle2D.Float inner = new RoundRectangle2D.Float(x + glowWidth, y + glowWidth, width - glowWidth * 2 - 1, height - glowWidth * 2 - 1, arcWidth, arcHeight);
+
+        Area area = new Area(outer);
+        area.subtract(new Area(inner));
+
+        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
+        g2.setColor(glowColor);
+        g2.fill(area);
+
+        g2.dispose();
+    }
+
+    @Override
+    public Insets getBorderInsets(Component c) {
+        return new Insets(glowWidth, glowWidth, glowWidth, glowWidth);
+    }
+
+}

src/main/java/com/devoxx/genie/ui/component/PromptInputArea.java

@@ -1,34 +1,70 @@
 package com.devoxx.genie.ui.component;
 
 import com.devoxx.genie.ui.listener.PromptInputFocusListener;
+import org.jetbrains.annotations.NotNull;
 
 import javax.swing.*;
 import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
 import java.util.ResourceBundle;
 
 public class PromptInputArea extends JPanel {
 
     private final CommandAutoCompleteTextField inputField;
+    private final GlowingBorder glowingBorder;
+    private final Timer glowTimer;
+    private boolean isGlowing = false;
 
-    public PromptInputArea(ResourceBundle resourceBundle) {
+    public PromptInputArea(@NotNull ResourceBundle resourceBundle) {
         super(new BorderLayout());
 
         inputField = new CommandAutoCompleteTextField();
-        inputField.setRows(3);
         inputField.setLineWrap(true);
         inputField.setWrapStyleWord(true);
-        inputField.setAutoscrolls(false);
         inputField.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
-        inputField.setMinimumSize(new Dimension(0, 75));
         inputField.addFocusListener(new PromptInputFocusListener(inputField));
         inputField.setPlaceholder(resourceBundle.getString("prompt.placeholder"));
 
-        JScrollPane scrollPane = new JScrollPane(inputField);
-        scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
-        scrollPane.setBorder(null);
+        glowingBorder = new GlowingBorder(new Color(0, 120, 215)); // You can change this color
+        setBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4)); // To accommodate the glowing border
 
-        add(scrollPane, BorderLayout.CENTER);
-        setMaximumSize(new Dimension(Integer.MAX_VALUE, getPreferredSize().height));
+        add(inputField, BorderLayout.CENTER);
+
+        glowTimer = new Timer(50, new ActionListener() {
+            private float direction = 0.05f;
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                float alpha = glowingBorder.getAlpha();
+                alpha += direction;
+                if (alpha > 1.0f) {
+                    alpha = 1.0f;
+                    direction = -0.05f;
+                } else if (alpha < 0.3f) {
+                    alpha = 0.3f;
+                    direction = 0.05f;
+                }
+                glowingBorder.setAlpha(alpha);
+                repaint();
+            }
+        });
+    }
+
+    public void startGlowing() {
+        if (!isGlowing) {
+            isGlowing = true;
+            setBorder(glowingBorder);
+            glowTimer.start();
+        }
+    }
+
+    public void stopGlowing() {
+        if (isGlowing) {
+            isGlowing = false;
+            glowTimer.stop();
+            setBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4));
+            repaint();
+        }
     }
 
     public String getText() {
@@ -50,8 +86,4 @@ public void setEnabled(boolean enabled) {
     public boolean requestFocusInWindow() {
         return inputField.requestFocusInWindow();
     }
-
-    public void setPlaceholder(String placeholder) {
-        inputField.setPlaceholder(placeholder);
-    }
 }

src/main/java/com/devoxx/genie/ui/panel/ActionButtonsPanel.java

@@ -59,7 +59,6 @@ public class ActionButtonsPanel extends JPanel implements SettingsChangeListener
     private final ComboBox<ModelProvider> llmProvidersComboBox;
     private final ComboBox<LanguageModel> modelNameComboBox;
     private final TokenUsageBar tokenUsageBar = new TokenUsageBar();
-    private final JProgressBar progressBar = new JProgressBar();
     private int tokenCount;
 
     private final DevoxxGenieToolWindowContent devoxxGenieToolWindowContent;
@@ -123,15 +122,11 @@ public void setupUI() {
         add(addFileBtn, BorderLayout.EAST);
         add(addProjectBtn, BorderLayout.SOUTH);
 
-        progressBar.setVisible(false);
-        progressBar.setIndeterminate(true);
-
         tokenUsageBar.setVisible(false);
         tokenUsageBar.setPreferredSize(new Dimension(Integer.MAX_VALUE, 3));
 
         JPanel progressPanel = new JPanel(new BorderLayout());
         progressPanel.add(tokenUsageBar, BorderLayout.CENTER);
-        progressPanel.add(progressBar, BorderLayout.SOUTH);
         add(progressPanel, BorderLayout.NORTH);
     }
 
@@ -181,8 +176,6 @@ private void selectFilesForPromptContext(ActionEvent e) {
      * Submit the user prompt.
      */
     private void onSubmitPrompt(ActionEvent actionEvent) {
-        progressBar.setVisible(true);
-
         if (isPromptRunning) {
             stopPromptExecution();
             return;
@@ -213,6 +206,7 @@ private void executePrompt() {
      */
     private void startPromptExecution() {
         isPromptRunning = true;
+        promptInputArea.startGlowing();
         chatPromptExecutor.executePrompt(currentChatMessageContext, promptOutputPanel, this::enableButtons);
     }
 
@@ -274,6 +268,7 @@ private boolean isProjectContextSupportedProvider() {
     private void disableUIForPromptExecution() {
         disableSubmitBtn();
         disableButtons();
+        promptInputArea.startGlowing();
     }
 
     /**
@@ -313,9 +308,9 @@ public void enableButtons() {
         SwingUtilities.invokeLater(() -> {
             submitBtn.setIcon(SubmitIcon);
             submitBtn.setToolTipText(SUBMIT_THE_PROMPT);
-            progressBar.setVisible(false);
             promptInputArea.setEnabled(true);
             isPromptRunning = false;
+            promptInputArea.stopGlowing();
         });
     }
 

src/main/resources/application.properties

@@ -1,2 +1,2 @@
-#Tue Jul 02 13:43:13 CEST 2024
-version=0.2.0
+#Tue Jul 02 18:49:47 CEST 2024
+version=0.2.1