main window refactor

src/gui/animation_handler.py

@@ -0,0 +1,124 @@
+"""
+Animation Handler Module
+Manages all GUI animations for the Android file transfer application.
+"""
+
+import tkinter as tk
+from typing import Optional, Dict, Any
+
+
+class AnimationHandler:
+    """Handles all GUI animations including transfer and scanning animations."""
+    
+    def __init__(self, parent_window: tk.Tk):
+        """Initialize the animation handler.
+        
+        Args:
+            parent_window: The main window instance
+        """
+        self.parent = parent_window
+        self.animation_job: Optional[str] = None
+        self.animation_dots = 0
+        self.scanning_active = False
+        
+        # File transfer progress tracking
+        self.transfer_file_progress = {
+            'current': 0,
+            'total': 0,
+            'active': False
+        }
+    
+    def start_scanning_animation(self) -> None:
+        """Start the 'Scanning for duplicates...' animation."""
+        self.animation_dots = 0
+        self.scanning_active = True
+        self.animation_job = self.parent.after(0, self._animate_scanning_text)
+    
+    def start_transfer_animation(self) -> None:
+        """Start the 'Transferring...' animation."""
+        self.animation_dots = 0
+        self.scanning_active = False
+        self.animation_job = self.parent.after(0, self._animate_transfer_text)
+    
+    def stop_animation(self) -> None:
+        """Stop any running animation."""
+        if self.animation_job is not None:
+            self.parent.after_cancel(self.animation_job)
+            self.animation_job = None
+        
+        self.scanning_active = False
+        self._reset_file_progress()
+    
+    def update_transfer_progress(self, current: int, total: int) -> None:
+        """Update the file transfer progress.
+        
+        Args:
+            current: Current number of files transferred
+            total: Total number of files to transfer
+        """
+        self.transfer_file_progress['current'] = current
+        self.transfer_file_progress['total'] = total
+        self.transfer_file_progress['active'] = True
+    
+    def _animate_scanning_text(self) -> None:
+        """Animate the scanning text with dots."""
+        if self.animation_job is not None and self.scanning_active:
+            dots = "." * (self.animation_dots + 1)
+            status_text = f"Scanning for duplicates{dots}"
+            self._update_status_label(status_text)
+            self.animation_dots = (self.animation_dots + 1) % 5  # Cycle 0-4 dots
+            # Schedule next update in 500ms
+            self.animation_job = self.parent.after(500, self._animate_scanning_text)
+    
+    def _animate_transfer_text(self) -> None:
+        """Animate the transfer text with dots."""
+        if self.animation_job is not None and not self.scanning_active:
+            dots = "." * (self.animation_dots + 1)
+            
+            # Show file progress if available
+            if (self.transfer_file_progress['active'] and 
+                self.transfer_file_progress['total'] > 0):
+                current = self.transfer_file_progress['current']
+                total = self.transfer_file_progress['total']
+                status_text = f"Transferring {current} of {total} files{dots}"
+            else:
+                status_text = f"Transferring{dots}"
+                
+            self._update_status_label(status_text)
+            self.animation_dots = (self.animation_dots + 1) % 5  # Cycle 0-4 dots
+            # Schedule next update in 500ms
+            self.animation_job = self.parent.after(500, self._animate_transfer_text)
+    
+    def _update_status_label(self, text: str) -> None:
+        """Update the status label with the given text.
+        
+        Args:
+            text: Text to display in the status label
+        """
+        if hasattr(self.parent, 'status_label'):
+            self.parent.status_label.config(text=text)
+            self.parent.update_idletasks()
+    
+    def _reset_file_progress(self) -> None:
+        """Reset file progress tracking."""
+        self.transfer_file_progress = {
+            'current': 0,
+            'total': 0,
+            'active': False
+        }
+    
+    def is_animation_running(self) -> bool:
+        """Check if any animation is currently running.
+        
+        Returns:
+            True if animation is running, False otherwise
+        """
+        return self.animation_job is not None
+    
+    def is_scanning(self) -> bool:
+        """Check if scanning animation is active.
+        
+        Returns:
+            True if scanning animation is active, False otherwise
+        """
+        return self.scanning_active