fix: resolve merge conflicts and improve Audio 2 visibility

video_editor.py

@@ -239,8 +239,8 @@ class ShortsEditorGUI:
         # If parent exists, create as child window; otherwise create root window
         self.editor_window = tk.Toplevel(self.parent) if self.parent else tk.Tk()
         self.editor_window.title("Professional Shorts Editor")
-        self.editor_window.geometry("1200x800")              # Optimal size for video editing
-        self.editor_window.minsize(900, 600)                 # Minimum usable size
+        self.editor_window.geometry("1200x900")              # Increased height for Audio 2 visibility
+        self.editor_window.minsize(900, 700)                 # Increased minimum size
         self.editor_window.configure(bg=self.colors['bg_primary'])  # Apply dark theme
         
         # Configure responsive layout for window resizing
@@ -340,14 +340,14 @@ class ShortsEditorGUI:
         # Professional Timeline Workspace - Multi-track editing environment
         # Fixed height prevents timeline from shrinking when window is resized
         # This is where users perform the majority of their editing work
-        timeline_workspace = tk.Frame(player_frame, bg=self.colors['bg_secondary'], height=380)
+        timeline_workspace = tk.Frame(player_frame, bg=self.colors['bg_secondary'], height=480)
         timeline_workspace.grid(row=1, column=0, sticky="ew", padx=15, pady=(0, 15))
         timeline_workspace.pack_propagate(False)  # Maintain fixed height for consistent layout
         
         # Timeline header - contains editing mode controls and timeline options
         # These controls affect how the user interacts with timeline elements
         header_frame = tk.Frame(timeline_workspace, bg=self.colors['bg_secondary'])
-        header_frame.pack(fill="x", pady=(10, 5))
+        header_frame.pack(fill="x", pady=(5, 5))
         
         # Left side timeline controls - editing modes and interaction options
         left_controls = tk.Frame(header_frame, bg=self.colors['bg_secondary'])
@@ -450,19 +450,24 @@ class ShortsEditorGUI:
         canvas_frame = tk.Frame(timeline_container, bg=self.colors['bg_tertiary'])
         canvas_frame.pack(side="right", fill="both", expand=True)
         
-        # Create canvas with scrollbars
+        # Create canvas without internal scrollbars
         self.timeline_canvas = tk.Canvas(canvas_frame, bg='#1a1a1a',
                                        highlightthickness=0, scrollregion=(0, 0, 2000, 400))
         
-        # Scrollbars
-        h_scrollbar = ttk.Scrollbar(canvas_frame, orient="horizontal", command=self.timeline_canvas.xview)
-        v_scrollbar = ttk.Scrollbar(canvas_frame, orient="vertical", command=self.sync_vertical_scroll)
-        self.timeline_canvas.configure(xscrollcommand=h_scrollbar.set, yscrollcommand=v_scrollbar.set)
+        # Pack canvas to fill the frame completely
+        self.timeline_canvas.pack(fill="both", expand=True)
         
-        # Pack scrollbars and canvas
-        h_scrollbar.pack(side="bottom", fill="x")
-        v_scrollbar.pack(side="right", fill="y")
-        self.timeline_canvas.pack(side="left", fill="both", expand=True)
+        # Create external horizontal scrollbar for timeline control
+        # Place it outside the timeline in the workspace area
+        external_scrollbar_frame = tk.Frame(timeline_workspace, bg=self.colors['bg_primary'], height=20)
+        external_scrollbar_frame.pack(side="bottom", fill="x", padx=5, pady=2)
+        external_scrollbar_frame.pack_propagate(False)
+        
+        # Horizontal scrollbar outside timeline but controlling it
+        self.external_h_scrollbar = ttk.Scrollbar(external_scrollbar_frame, orient="horizontal", 
+                                                 command=self.timeline_canvas.xview)
+        self.timeline_canvas.configure(xscrollcommand=self.external_h_scrollbar.set)
+        self.external_h_scrollbar.pack(fill="x", expand=True)
         
         # Bind professional timeline events
         self.timeline_canvas.bind("<Button-1>", self.timeline_click)
@@ -609,13 +614,13 @@ class ShortsEditorGUI:
             # Bottom line of track  
             self.track_road_canvas.create_line(
                 0, y_pos + track_height, canvas_width, y_pos + track_height,
-                fill=self.colors['border'], width=1, tags="road_lines"
+                fill=self.colors['border'], width=3, tags="road_lines"
             )
             
             # Track type indicator line (left edge with track color)
             self.track_road_canvas.create_line(
                 0, y_pos, 0, y_pos + track_height,
-                fill=track_info['color'], width=3, tags="road_lines"
+                fill=track_info['color'], width=1, tags="road_lines"
             )
         
         # Center dashed line for alignment reference
@@ -634,11 +639,9 @@ class ShortsEditorGUI:
             self.editor_window.after(10, self.draw_track_road_lines)
     
     def sync_vertical_scroll(self, *args):
-        """Synchronize vertical scrolling between track panel and timeline canvas"""
-        # Scroll both canvases together
-        self.timeline_canvas.yview(*args)
-        if hasattr(self, 'track_road_canvas'):
-            self.track_road_canvas.yview(*args)
+        """Vertical scrolling disabled - no scrollbars for up/down movement"""
+        # Vertical scrolling removed for cleaner interface
+        pass
     
     def create_track_control(self, track_id, track_info):
         """Create control panel for a single track positioned on road lines"""