Fix text selection from the panes

src/idd/ui/scrollable_area.py

@@ -1,5 +1,9 @@
 from __future__ import annotations
+import os
+import time
 from textual.widgets import RichLog
+from textual import events
+from textual.reactive import reactive
 
 
 class TextScrollView(RichLog):
@@ -10,19 +14,73 @@ class TextScrollView(RichLog):
     DEFAULT_CSS = """
     TextScrollView {
         height: 100%;
-        scrollbar-size: 1 1;
+        scrollbar-size: 1 1;  
     }
     """
 
+    # Terminal-specific selection tips
+    SELECTION_TIPS = {
+        "Terminal.app": "Option(⌥)+Click to select text",
+        "iTerm2": "Cmd(⌘)+Shift+C: Copy mode | Option(⌥)+Click: Selection",
+        "Warp": "Shift+Click to select text",
+        "default": "Use terminal's selection mechanism to copy text" #default mac terminal
+    }
+
+    # Track if we've shown the tip for this panel
+    tip_shown = reactive(False)
+
     def __init__(self, title: str = "", component_id: str = None) -> None:
         super().__init__(name=title, auto_scroll=True, markup=True)
         self.border_title = title
         if component_id:
             self.id = component_id
+        self._hover_start = 0
 
     def append(self, lines: list[str]):
         self.write("\n".join(lines))
 
     def text(self, lines: list[str]):
         self.clear()
         self.append(lines)
+
+    def _get_terminal_type(self):
+        """Try to detect terminal type from environment variables."""
+        term_program = os.environ.get("TERM_PROGRAM", "")
+        if "iTerm" in term_program:
+            return "iTerm2"
+        elif "Apple_Terminal" in term_program:
+            return "Terminal.app"
+        elif "WarpTerminal" in term_program:
+            return "Warp"
+        return "default"
+
+    def on_mouse_down(self, event: events.MouseDown) -> None:
+        """Track when the user clicks on the panel."""
+        self._clicked = True
+        self._hover_start = time.time()  # Start timing from the click
+
+    def on_mouse_move(self, event: events.MouseMove) -> None:
+        """Show selection tip after clicking and hovering."""
+        # Only show tip if we've been clicked and haven't shown a tip yet
+        if hasattr(self, '_clicked') and self._clicked and not self.tip_shown:
+            current_time = time.time()
+            hover_duration = current_time - self._hover_start
+
+            # Show tip after 0.1 seconds of hovering after a click
+            if hover_duration > 0.1:
+                terminal = self._get_terminal_type()
+                tip = self.SELECTION_TIPS.get(terminal, self.SELECTION_TIPS["default"])
+                self.notify(tip, severity="information", timeout=5)
+                self.tip_shown = True 
+
+    def on_mouse_up(self, event: events.MouseUp) -> None:
+        """Reset click state when mouse button is released."""
+        if hasattr(self, '_clicked'):
+            self._clicked = False
+
+    def on_leave(self, event: events.Leave) -> None:
+        """Reset hover timer and click state when mouse leaves the widget."""
+        self._hover_start = 0
+        if hasattr(self, '_clicked'):
+            self._clicked = False
+