Added: AS1/2 - hilight variables and errors on scrollbar

src/com/jpexs/decompiler/flash/gui/editor/ScrollbarOverlay.java

@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2025 JPEXS
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.jpexs.decompiler.flash.gui.editor;
+
+import java.awt.Color;
+import java.awt.Graphics;
+import java.awt.Rectangle;
+import java.util.HashSet;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.Set;
+import javax.swing.JComponent;
+import javax.swing.JLayer;
+import javax.swing.JScrollBar;
+import javax.swing.plaf.LayerUI;
+import javax.swing.plaf.ScrollBarUI;
+import jsyntaxpane.actions.ActionUtils;
+
+/**
+ *
+ * @author JPEXS
+ */
+public class ScrollbarOverlay extends LayerUI<JScrollBar> {
+
+    private final LineMarkedEditorPane editorPane;
+    private final Map<Integer, Color> markedLines = new LinkedHashMap<>();
+
+    public ScrollbarOverlay(LineMarkedEditorPane editorPane) {
+        this.editorPane = editorPane;
+    }
+
+    public void removeMarkers(Color color) {
+        Set<Integer> lines = new HashSet<>(markedLines.keySet());
+        for (int key : lines) {
+            if (markedLines.get(key).equals(color)) {
+                markedLines.remove(key);
+            }
+        }
+    }
+
+    public void clearMarkers() {
+        markedLines.clear();
+    }
+
+    public void addMarker(int line, Color color) {
+        markedLines.put(line, color);
+    }
+
+    public void setMarkedLines(Map<Integer, Color> markedLines) {
+        this.markedLines.clear();
+        this.markedLines.putAll(markedLines);
+    }
+
+    @Override
+    public void paint(Graphics g, JComponent c) {
+        super.paint(g, c);
+        JScrollBar bar = (JScrollBar) ((JLayer<?>) c).getView();
+        ScrollBarUI ui = bar.getUI();
+        Rectangle r;
+        if (ui instanceof TrackRectSubstanceScrollbarUI) {
+            r = ((TrackRectSubstanceScrollbarUI) ui).getTrackBounds();
+        } else {
+            r = new Rectangle(0, 16, 16, bar.getHeight() - 32);
+        }
+
+        int totalLineCount = ActionUtils.getLineCount(editorPane);
+        for (Map.Entry<Integer, Color> entry : markedLines.entrySet()) {
+            g.setColor(entry.getValue());
+
+            float ratio = (float) entry.getKey() / totalLineCount;
+            int y = r.y + (int) (ratio * r.height);
+            g.drawLine(0, y, bar.getWidth(), y);
+        }
+    }
+}

src/com/jpexs/decompiler/flash/gui/editor/TrackRectSubstanceScrollbarUI.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2025 JPEXS
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.jpexs.decompiler.flash.gui.editor;
+
+import java.awt.Rectangle;
+import javax.swing.JComponent;
+import org.pushingpixels.substance.internal.ui.SubstanceScrollBarUI;
+
+/**
+ *
+ * @author JPEXS
+ */
+public class TrackRectSubstanceScrollbarUI extends SubstanceScrollBarUI {
+    public TrackRectSubstanceScrollbarUI(JComponent b) {
+        super(b);
+    }
+
+    @Override
+    public Rectangle getTrackBounds() {
+        return super.getTrackBounds();
+    }        
+}