Add cursor movements to move to SOL and EOL.

src/gui/Window.cc

@@ -234,6 +234,12 @@ void Window::handle_key(uint32_t scancode, uint32_t mod)
     case SDL_SCANCODE_ESCAPE:
         m_exit_requested = true;
         break;
+    case SDL_SCANCODE_0:
+        cursor_move(CURSOR_SOL);
+        break;
+    case SDL_SCANCODE_9:
+        cursor_move(CURSOR_EOL);
+        break;
     case SDL_SCANCODE_H:
         cursor_move(CURSOR_LEFT);
         break;
@@ -269,6 +275,12 @@ void Window::cursor_move(int which)
     case CURSOR_DOWN:
         success = m_cursor->go_down(1, m_cursor->column);
         break;
+    case CURSOR_SOL:
+        success = m_cursor->go_start_of_line();
+        break;
+    case CURSOR_EOL:
+        success = m_cursor->go_end_of_line();
+        break;
     }
     if (success)
     {
@@ -293,6 +305,16 @@ void Window::cursor_move(int which)
                 row_offset = c.column / m_columns - current_row_offset + 1 + m_cursor->column / m_columns;
             }
             break;
+        case CURSOR_SOL:
+            row_offset = -current_row_offset;
+            break;
+        case CURSOR_EOL:
+            {
+                PieceTable::Cursor c = *m_cursor;
+                c.go_end_of_line();
+                row_offset = c.column / m_columns - current_row_offset;
+            }
+            break;
         }
         update_cursor_row(m_cursor_row + row_offset);
         redraw();

src/gui/Window.h

@@ -22,6 +22,8 @@ protected:
         CURSOR_RIGHT,
         CURSOR_UP,
         CURSOR_DOWN,
+        CURSOR_SOL,
+        CURSOR_EOL,
     };
 
     void resize();