clients/view: Do not browse outside document range

14 years ago · 1afc9a98fa
parent 00439617f3
commit 1afc9a98fa
1 changed files with 8 additions and 2 deletions
--- a/clients/view.c
+++ b/clients/view.c
@ -127,14 +127,20 @@ key_handler(struct window *window, struct input *input, uint32_t time,
 	case KEY_PAGEDOWN:
 		if (!state)
 			break;
-		view->page++;
+
+		if (view->page + 1 < poppler_document_get_n_pages(view->document))
+                        view->page++;
+
 		window_schedule_redraw(view->window);
 		break;
 	case KEY_BACKSPACE:
 	case KEY_PAGEUP:
 		if (!state)
 			break;
-		view->page--;
+
+		if(view->page > 0)
+                        view->page--;
+
 		window_schedule_redraw(view->window);
 		break;
 	default: