Show correct page after leaving fullscreen mode

Fixes #220

marks.c

@@ -237,7 +237,7 @@ mark_evaluate(zathura_t* zathura, int key)
     if (mark != NULL && mark->key == key) {
       double old_scale = zathura_document_get_scale(zathura->document);
       zathura_document_set_scale(zathura->document, mark->scale);
-      readjust_view_after_zooming(zathura, old_scale);
+      readjust_view_after_zooming(zathura, old_scale, true);
       render_all(zathura);
 
       position_set_delayed(zathura, mark->position_x, mark->position_y);

shortcuts.c

@@ -154,7 +154,7 @@ sc_adjust_window(girara_session_t* session, girara_argument_t* argument,
   }
 
   /* keep position */
-  readjust_view_after_zooming(zathura, old_zoom);
+  readjust_view_after_zooming(zathura, old_zoom, false);
 
   /* re-render all pages */
   render_all(zathura);
@@ -1007,7 +1007,7 @@ sc_zoom(girara_session_t* session, girara_argument_t* argument, girara_event_t*
   }
 
   /* keep position */
-  readjust_view_after_zooming(zathura, old_zoom);
+  readjust_view_after_zooming(zathura, old_zoom, true);
 
   render_all(zathura);
 

utils.c

@@ -312,7 +312,7 @@ zathura_page_get_widget(zathura_t* zathura, zathura_page_t* page)
 }
 
 void
-readjust_view_after_zooming(zathura_t *zathura, float old_zoom) {
+readjust_view_after_zooming(zathura_t *zathura, float old_zoom, bool delay) {
   if (zathura == NULL || zathura->document == NULL) {
     return;
   }
@@ -325,7 +325,12 @@ readjust_view_after_zooming(zathura_t *zathura, float old_zoom) {
   gdouble valx = gtk_adjustment_get_value(hadjustment) / old_zoom * scale;
   gdouble valy = gtk_adjustment_get_value(vadjustment) / old_zoom * scale;
 
-  position_set_delayed(zathura, valx, valy);
+  if (delay == true) {
+    position_set_delayed(zathura, valx, valy);
+  } else {
+    set_adjustment(vadjustment, valx);
+    set_adjustment(vadjustment, valy);
+  }
 }
 
 void

utils.h

@@ -119,8 +119,9 @@ GtkWidget* zathura_page_get_widget(zathura_t* zathura, zathura_page_t* page);
  *
  * @param zathura Zathura instance
  * @param old_zoom Old zoom value
+ * @param delay true if action should be delayed
  */
-void readjust_view_after_zooming(zathura_t* zathura, float old_zoom);
+void readjust_view_after_zooming(zathura_t* zathura, float old_zoom, bool delay);
 
 /**
  * Set if the search results should be drawn or not