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Load catalogs for all preferred languages, if they exist

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This way the first and only fallback language isn't necessarily the
msgid language (which is English most often). This is how GNU gettext
works -- it uses multiple fallback languages when multiple preferred
languages are set.

As a side effect, fixes #18227 in one possible way.
This commit is contained in:
Lauri Nurmi
2018-10-02 19:49:50 +03:00
committed by Vadim Zeitlin
parent 5d08e404c7
commit 2d784da2ee
2 changed files with 34 additions and 12 deletions
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15
interface/wx/translation.h
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@@ -190,9 +190,10 @@ public:
bool AddStdCatalog();
/**
Add a catalog for use with the current locale.
Add a catalog for the preferred UI language. In case of multiple
preferences, add catalog for each language, if available.
By default, it is searched for in standard places (see
By default, the catalog is searched for in standard places (see
wxFileTranslationsLoader), but you may also prepend additional
directories to the search path with
wxFileTranslationsLoader::AddCatalogLookupPathPrefix().
@@ -216,8 +217,9 @@ public:
code are used instead.
@return
@true if catalog was successfully loaded, @false otherwise (which might
mean that the catalog is not found or that it isn't in the correct format).
@true if catalog in the most preferred language was successfully loaded,
@false otherwise (which might mean that the catalog is not found or that
it isn't in the correct format).
*/
bool AddCatalog(const wxString& domain,
wxLanguage msgIdLanguage = wxLANGUAGE_ENGLISH_US);
@@ -243,8 +245,9 @@ public:
in case they use 8-bit characters (e.g. German or French strings).
@return
@true if catalog was successfully loaded, @false otherwise (which might
mean that the catalog is not found or that it isn't in the correct format).
@true if catalog in the most preferred language was successfully loaded,
@false otherwise (which might mean that the catalog is not found or that
it isn't in the correct format).
*/
bool AddCatalog(const wxString& domain,
wxLanguage msgIdLanguage,