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demo: Add faster sorters

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This is just the existing sorters, but without the overhead of GObject
properties.
This commit is contained in:
Benjamin Otte
2020-07-07 19:05:06 +02:00
parent a030197974
commit f0b146d7c8
1 changed files with 63 additions and 3 deletions
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66
demos/gtk-demo/listview_colors.c
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@@ -676,7 +676,7 @@ create_color_grid (void)
gtk_grid_view_set_max_columns (GTK_GRID_VIEW (gridview), 24);
gtk_grid_view_set_enable_rubberband (GTK_GRID_VIEW (gridview), TRUE);
model = G_LIST_MODEL (gtk_sort_list_model_new (gtk_color_list_new (0), NULL));
model = G_LIST_MODEL (gtk_sor2_list_model_new (gtk_color_list_new (0), NULL));
selection = G_LIST_MODEL (gtk_multi_selection_new (model));
gtk_grid_view_set_model (GTK_GRID_VIEW (gridview), selection);
@@ -835,6 +835,54 @@ update_selection_average (GListModel *model,
g_object_unref (color);
}
static int
compare_red (gconstpointer a,
gconstpointer b,
gpointer unused)
{
GtkColor *colora = (GtkColor *) a;
GtkColor *colorb = (GtkColor *) b;
if (colora->color.red < colorb->color.red)
return GTK_ORDERING_LARGER;
else if (colora->color.red > colorb->color.red)
return GTK_ORDERING_SMALLER;
else
return GTK_ORDERING_EQUAL;
}
static int
compare_green (gconstpointer a,
gconstpointer b,
gpointer unused)
{
GtkColor *colora = (GtkColor *) a;
GtkColor *colorb = (GtkColor *) b;
if (colora->color.green < colorb->color.green)
return GTK_ORDERING_LARGER;
else if (colora->color.green > colorb->color.green)
return GTK_ORDERING_SMALLER;
else
return GTK_ORDERING_EQUAL;
}
static int
compare_blue (gconstpointer a,
gconstpointer b,
gpointer unused)
{
GtkColor *colora = (GtkColor *) a;
GtkColor *colorb = (GtkColor *) b;
if (colora->color.blue < colorb->color.blue)
return GTK_ORDERING_LARGER;
else if (colora->color.blue > colorb->color.blue)
return GTK_ORDERING_SMALLER;
else
return GTK_ORDERING_EQUAL;
}
static GtkWidget *window = NULL;
GtkWidget *
@@ -964,7 +1012,7 @@ do_listview_colors (GtkWidget *do_widget)
button = gtk_button_new_with_mnemonic ("_Refill");
g_signal_connect (button, "clicked",
G_CALLBACK (refill),
gtk_sort_list_model_get_model (GTK_SORT_LIST_MODEL (model)));
gtk_sor2_list_model_get_model (GTK_SOR2_LIST_MODEL (model)));
gtk_header_bar_pack_start (GTK_HEADER_BAR (header), button);
@@ -987,7 +1035,7 @@ do_listview_colors (GtkWidget *do_widget)
gtk_drop_down_set_from_strings (GTK_DROP_DOWN (dropdown), (const char *[]) { "8", "64", "512", "4096", "32768", "262144", "2097152", "16777216", NULL });
g_signal_connect (dropdown, "notify::selected",
G_CALLBACK (limit_changed_cb),
gtk_sort_list_model_get_model (GTK_SORT_LIST_MODEL (model)));
gtk_sor2_list_model_get_model (GTK_SOR2_LIST_MODEL (model)));
g_signal_connect (dropdown, "notify::selected",
G_CALLBACK (limit_changed_cb2),
label);
@@ -1022,18 +1070,30 @@ do_listview_colors (GtkWidget *do_widget)
g_list_store_append (sorters, sorter);
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi_sorter), sorter);
sorter = gtk_custom_sorter_new (compare_red, NULL, NULL);
set_title (sorter, "Red (fast)");
g_list_store_append (sorters, sorter);
sorter = gtk_numeric_sorter_new (gtk_property_expression_new (GTK_TYPE_COLOR, NULL, "green"));
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter), GTK_SORT_DESCENDING);
set_title (sorter, "Green");
g_list_store_append (sorters, sorter);
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi_sorter), sorter);
sorter = gtk_custom_sorter_new (compare_green, NULL, NULL);
set_title (sorter, "Green (fast)");
g_list_store_append (sorters, sorter);
sorter = gtk_numeric_sorter_new (gtk_property_expression_new (GTK_TYPE_COLOR, NULL, "blue"));
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter), GTK_SORT_DESCENDING);
set_title (sorter, "Blue");
g_list_store_append (sorters, sorter);
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi_sorter), sorter);
sorter = gtk_custom_sorter_new (compare_blue, NULL, NULL);
set_title (sorter, "Blue (fast)");
g_list_store_append (sorters, sorter);
set_title (multi_sorter, "RGB");
g_list_store_append (sorters, multi_sorter);
g_object_unref (multi_sorter);