browser: capture C-c

bebop/browser.py

@@ -69,13 +69,17 @@ class Browser:
             self.open_url(start_url, assume_absolute=True)
 
         while self.running:
+            try:
+                self.handle_inputs()
+            except KeyboardInterrupt:
+                self.set_status("Cancelled.")
+
+    def handle_inputs(self):
         char = self.screen.getch()
         if char == ord(":"):
             self.quick_command("")
         elif char == ord("r"):
             self.reload_page()
-            elif char == ord("s"):
-                self.set_status(f"h {self.h} w {self.w}")
         elif char == ord("h"):
             self.scroll_page_horizontally(-1)
         elif char == ord("H"):
@@ -112,6 +116,14 @@ class Browser:
             self.handle_mouse(*curses.getmouse())
         elif char == curses.KEY_RESIZE:
             self.handle_resize()
+        elif char == curses.ascii.ESC:  # Can be ESC or ALT char.
+            self.screen.nodelay(True)
+            ch = self.screen.getch()
+            if ch == -1:
+                self.set_status(self.current_url)
+            else:
+                pass  # No alt-key shortcuts for now!
+            self.screen.nodelay(False)
 
     @property
     def page_pad_size(self):
@@ -244,6 +256,9 @@ class Browser:
             self.set_status_error(error)
         elif response.generic_code == 10:
             self.handle_input_request(url, response)
+        else:
+            error = f"Unhandled response code {response.code}"
+            self.set_status_error(error)
 
     def load_page(self, gemtext: bytes):
         """Load Gemtext data as the current page."""