[evince] libview: Use GSlice to allocate EvViewSelection

[Carlos Garcia Campos <carlosgc src gnome org>]

commit dc1e75b7be87a85859173c7f7f4560a44dc24855
Author: Carlos Garcia Campos <carlosgc gnome org>
Date:   Fri Jun 21 20:53:00 2013 +0200

    libview: Use GSlice to allocate EvViewSelection
    
    These structs are allocated and deallocated a lot while selecting text
    and merging selection regions.

 libview/ev-pixbuf-cache.c |    6 +++---
 libview/ev-view.c         |   17 +++++++----------
 2 files changed, 10 insertions(+), 13 deletions(-)
---
diff --git a/libview/ev-pixbuf-cache.c b/libview/ev-pixbuf-cache.c
index 852baf5..865cee6 100644
--- a/libview/ev-pixbuf-cache.c
+++ b/libview/ev-pixbuf-cache.c
@@ -1195,7 +1195,7 @@ ev_pixbuf_cache_get_selection_list (EvPixbufCache *pixbuf_cache)
                }
 
                if (pixbuf_cache->prev_job[i].selection_points.x1 != -1) {
-                       selection = g_new0 (EvViewSelection, 1);
+                       selection = g_slice_new0 (EvViewSelection);
                        selection->page = page;
                        selection->rect = pixbuf_cache->prev_job[i].selection_points;
                        if (pixbuf_cache->prev_job[i].selection_region)
@@ -1209,7 +1209,7 @@ ev_pixbuf_cache_get_selection_list (EvPixbufCache *pixbuf_cache)
        page = pixbuf_cache->start_page;
        for (i = 0; i < PAGE_CACHE_LEN (pixbuf_cache); i++) {
                if (pixbuf_cache->job_list[i].selection_points.x1 != -1) {
-                       selection = g_new0 (EvViewSelection, 1);
+                       selection = g_slice_new0 (EvViewSelection);
                        selection->page = page;
                        selection->rect = pixbuf_cache->job_list[i].selection_points;
                        if (pixbuf_cache->job_list[i].selection_region)
@@ -1225,7 +1225,7 @@ ev_pixbuf_cache_get_selection_list (EvPixbufCache *pixbuf_cache)
                        break;
 
                if (pixbuf_cache->next_job[i].selection_points.x1 != -1) {
-                       selection = g_new0 (EvViewSelection, 1);
+                       selection = g_slice_new0 (EvViewSelection);
                        selection->page = page;
                        selection->rect = pixbuf_cache->next_job[i].selection_points;
                        if (pixbuf_cache->next_job[i].selection_region)
diff --git a/libview/ev-view.c b/libview/ev-view.c
index fb52d66..5bdc38f 100644
--- a/libview/ev-view.c
+++ b/libview/ev-view.c
@@ -7044,7 +7044,7 @@ compute_new_selection_rect (EvView       *view,
                        if (gdk_rectangle_intersect (&page_area, &view_rect, &overlap)) {
                                EvViewSelection *selection;
 
-                               selection = g_new0 (EvViewSelection, 1);
+                               selection = g_slice_new0 (EvViewSelection);
                                selection->page = i;
                                _ev_view_transform_view_rect_to_doc_rect (view, &overlap, &page_area,
                                                                          &(selection->rect));
@@ -7122,7 +7122,7 @@ compute_new_selection_text (EvView          *view,
 
                get_doc_page_size (view, i, &width, &height);
 
-               selection = g_new0 (EvViewSelection, 1);
+               selection = g_slice_new0 (EvViewSelection);
                selection->page = i;
                selection->style = style;
                selection->rect.x1 = selection->rect.y1 = 0;
@@ -7175,8 +7175,7 @@ merge_selection_region (EvView *view,
 
        /* Update the selection */
        old_list = ev_pixbuf_cache_get_selection_list (view->pixbuf_cache);
-       g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
-       g_list_free (view->selection_info.selections);
+       g_list_free_full (view->selection_info.selections, (GDestroyNotify)selection_free);
        view->selection_info.selections = new_list;
        ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, new_list);
        g_signal_emit (view, signals[SIGNAL_SELECTION_CHANGED], 0, NULL);
@@ -7304,8 +7303,7 @@ merge_selection_region (EvView *view,
        }
 
        /* Free the old list, now that we're done with it. */
-       g_list_foreach (old_list, (GFunc) selection_free, NULL);
-       g_list_free (old_list);
+       g_list_free_full (old_list, (GDestroyNotify)selection_free);
 }
 
 static void
@@ -7330,15 +7328,14 @@ selection_free (EvViewSelection *selection)
 {
        if (selection->covered_region)
                cairo_region_destroy (selection->covered_region);
-       g_free (selection);
+       g_slice_free (EvViewSelection, selection);
 }
 
 static void
 clear_selection (EvView *view)
 {
        if (view->selection_info.selections) {
-               g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
-               g_list_free (view->selection_info.selections);
+               g_list_free_full (view->selection_info.selections, (GDestroyNotify)selection_free);
                view->selection_info.selections = NULL;
 
                g_signal_emit (view, signals[SIGNAL_SELECTION_CHANGED], 0, NULL);
@@ -7367,7 +7364,7 @@ ev_view_select_all (EvView *view)
 
                get_doc_page_size (view, i, &width, &height);
 
-               selection = g_new0 (EvViewSelection, 1);
+               selection = g_slice_new0 (EvViewSelection);
                selection->page = i;
                selection->style = EV_SELECTION_STYLE_GLYPH;
                selection->rect.x1 = selection->rect.y1 = 0;