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Tag: add class const_iterator and methods begin(), end()

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Enables using range-based "for".
This commit is contained in:
Max Kellermann
2014-07-12 17:22:39 +02:00
parent 543a58bb87
commit 41a7203c28
13 changed files with 89 additions and 47 deletions
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4
src/db/Count.cxx
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@@ -73,9 +73,7 @@ static bool
CollectGroupCounts(TagCountMap &map, TagType group, const Tag &tag)
{
bool found = false;
for (unsigned i = 0; i < tag.num_items; ++i) {
const TagItem &item = *tag.items[i];
for (const auto &item : tag) {
if (item.type == group) {
auto r = map.insert(std::make_pair(item.value,
SearchStats()));

4
src/db/DatabasePrint.cxx
View File

@@ -184,12 +184,10 @@ PrintUniqueTag(Client &client, TagType tag_type,
assert(value != nullptr);
client_printf(client, "%s: %s\n", tag_item_names[tag_type], value);
for (unsigned i = 0, n = tag.num_items; i < n; i++) {
const TagItem &item = *tag.items[i];
for (const auto &item : tag)
if (item.type != tag_type)
client_printf(client, "%s: %s\n",
tag_item_names[item.type], item.value);
}
return true;
}

4
src/db/Helpers.cxx
View File

@@ -43,9 +43,7 @@ StatsVisitTag(DatabaseStats &stats, StringSet &artists, StringSet &albums,
if (tag.time > 0)
stats.total_duration += tag.time;
for (unsigned i = 0; i < tag.num_items; ++i) {
const TagItem &item = *tag.items[i];
for (const auto &item : tag) {
switch (item.type) {
case TAG_ARTIST:
#if defined(__clang__) || GCC_CHECK_VERSION(4,8)