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CListHelpers: allow UpDownKey with int type, too

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This commit is contained in:
Stefan Seyfried
2016-01-16 17:48:30 +01:00
parent 5550f89853
commit 57f20fcbb7
2 changed files with 27 additions and 8 deletions
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10
src/gui/widget/listhelpers.h
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@@ -21,10 +21,18 @@
#ifndef __LISTHELPERS__
#define __LISTHELPERS__
/* allow to trick the compiler into overriding template definitions */
template<typename T> struct _id { typedef T type; };
class CListHelpers
{
public:
template <class T> int UpDownKey(T list, neutrino_msg_t k, int lines, int sel);
template <typename T> int UpDownKey(T list, neutrino_msg_t k, int lines, int sel) {
return _UpDownKey(list, k, lines, sel, _id<T>());
}
private:
/* stackoverflow.com/questions/3052579 */
template <typename T> int _UpDownKey(T list, neutrino_msg_t k, int lines, int sel, _id<T>);
int _UpDownKey(int list, neutrino_msg_t k, int lines, int sel, _id<int>);
};
#endif