From bca2255f5844170bd2faaf005ac90a2a4c7e2d15 Mon Sep 17 00:00:00 2001
From: "n loewen (aider)" <n@nloewen.com>
Date: Mon, 5 May 2025 09:01:23 +0100
Subject: [PATCH] feat: Improve divider dragging with real-time mouse tracking
 and responsive UI

---
 git_time_machine.py | 56 ++++++++++++++++++---------------------------
 1 file changed, 22 insertions(+), 34 deletions(-)

diff --git a/git_time_machine.py b/git_time_machine.py
index ea1f503..f9d773e 100644
--- a/git_time_machine.py
+++ b/git_time_machine.py
@@ -19,6 +19,8 @@ def main(stdscr, filename):
     curses.mousemask(curses.ALL_MOUSE_EVENTS | curses.REPORT_MOUSE_POSITION)
     curses.mouseinterval(0)
     stdscr.keypad(True)
+    # Default to blocking mode (-1)
+    stdscr.timeout(-1)
 
     commits = get_commits(filename)
     selected_commit = 0
@@ -78,9 +80,12 @@ def main(stdscr, filename):
             try:
                 _, mx, my, _, bstate = curses.getmouse()
 
+                # Start dragging when mouse is pressed on or near divider
                 if bstate & curses.BUTTON1_PRESSED:
-                    if mx == divider_col:
+                    if abs(mx - divider_col) <= 1:  # Allow clicking within 1 column of divider
                         dragging_divider = True
+                        # Set short timeout for responsive updates during dragging
+                        stdscr.timeout(1)
                 
                 # Update divider position while dragging
                 if dragging_divider:
@@ -88,57 +93,40 @@ def main(stdscr, filename):
                     max_col = width - 20  # leave space for right pane
                     divider_col = max(min_col, min(mx, max_col))
                 
+                # Stop dragging when mouse is released
                 if bstate & curses.BUTTON1_RELEASED:
-                    dragging_divider = False
+                    if dragging_divider:
+                        dragging_divider = False
+                        # Reset to blocking mode when done dragging
+                        stdscr.timeout(-1)
                 elif bstate & curses.BUTTON1_CLICKED and not dragging_divider:
                     focus = "left" if mx < divider_col else "right"
             except curses.error:
                 pass
 
-        # Continue updating divider position even without explicit mouse events
-        elif dragging_divider:
+        # When no key is pressed but we're in dragging mode (timeout returns -1)
+        elif key == -1 and dragging_divider:
             try:
+                # Get current mouse position and update divider
                 _, mx, my, _, bstate = curses.getmouse()
                 
-                # Update divider position
+                # Update divider position based on current mouse position
                 min_col = 10
                 max_col = width - 20  # leave space for right pane
                 divider_col = max(min_col, min(mx, max_col))
                 
                 # Check for mouse button release
-                if bstate & curses.BUTTON1_RELEASED or not (bstate & curses.BUTTON1_PRESSED):
+                if not (bstate & curses.BUTTON1_PRESSED):
                     dragging_divider = False
+                    # Reset to blocking mode when done dragging
+                    stdscr.timeout(-1)
             except curses.error:
-                # If we can't get mouse state, keep the divider where it is
+                # If we can't get mouse state, continue
                 pass
 
-#
-#        # Mouse click changes focus
-#        if key == curses.KEY_MOUSE:
-#            try:
-#                _, mx, my, _, bstate = curses.getmouse()
-#
-#                if bstate & curses.BUTTON1_PRESSED:
-#                    if dragging_divider:
-#                        # Update divider while dragging
-#                        min_col = 10
-#                        max_col = width - 20  # leave space for right pane
-#                        divider_col = max(min_col, min(mx, max_col))
-#                    elif mx == divider_col:
-#                        dragging_divider = True
-#
-#                elif bstate & curses.BUTTON1_RELEASED:
-#                    dragging_divider = False
-#
-#                elif bstate & curses.BUTTON1_CLICKED:
-#                    focus = "left" if mx < divider_col else "right"
-#
-#            except curses.error:
-#                pass
-#
-#
-#        elif key in [ord('q'), 27]:
-#            break
+        # Exit on 'q' or ESC
+        elif key in [ord('q'), 27]:
+            break
 
         # Left pane movement
         elif focus == "left":