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store language selection in settings file; add translation help functions in util.h/.cpp

This commit is contained in:
Volker Fischer 2020-07-05 20:49:43 +02:00
parent 335f14631f
commit 479ec6f1df
7 changed files with 118 additions and 54 deletions
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4
ChangeLog
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@ -20,6 +20,9 @@
- bug fix: grouping faders in the client should be proportional (see discussion in #202, #419)
TODO add support to change language (#297)
TODO add language selector also in the server GUI
TODO bug fix: incorrect selection of UI language (#408) !!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-> note that for the 3.5.8 bug fix release we went back to the original translation code (e.g. no pt_BR!)
@ -28,6 +31,7 @@ TODO add new register message which contains version and, e.g., max number of cl
TODO Inconsistency between Input meter and Audio mixer meter #423
TODO improve settings management -> move settings class in client/server classes, move actual settings variables
TODO store recorder settings (#313)

31
src/main.cpp
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@ -25,8 +25,6 @@
#include <QCoreApplication>
#include <QDir>
#include <QTextStream>
#include <QTranslator>
#include <QLibraryInfo>
#include "global.h"
#ifndef HEADLESS
# include <QApplication>
@ -582,23 +580,6 @@ int main ( int argc, char** argv )
// init resources
Q_INIT_RESOURCE(resources);
// load translations
QTranslator myappTranslator, myqtTranslator;
if ( bUseGUI && bUseTranslation )
{
if ( myappTranslator.load ( QLocale(), "translation", "_", ":/translations" ) )
{
pApp->installTranslator ( &myappTranslator );
}
// allows the Qt messages to be translated in the application
if ( myqtTranslator.load ( QLocale(), "qt", "_", QLibraryInfo::location ( QLibraryInfo::TranslationsPath ) ) )
{
pApp->installTranslator ( &myqtTranslator );
}
}
// TEST -> activate the following line to activate the test bench,
//CTestbench Testbench ( "127.0.0.1", DEFAULT_PORT_NUMBER );
@ -620,6 +601,12 @@ int main ( int argc, char** argv )
CClientSettings Settings ( &Client, strIniFileName );
Settings.Load();
// load translation
if ( bUseGUI && bUseTranslation )
{
CLocale::LoadTranslation ( Settings.strLanguage, pApp );
}
#ifndef HEADLESS
if ( bUseGUI )
{
@ -673,6 +660,12 @@ int main ( int argc, char** argv )
CServerSettings Settings ( &Server, strIniFileName );
Settings.Load();
// load translation
if ( bUseGUI && bUseTranslation )
{
CLocale::LoadTranslation ( Settings.strLanguage, pApp );
}
// update server list AFTER restoring the settings from the
// settings file
Server.UpdateServerList();

42
src/resources.qrc
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@ -1,54 +1,30 @@
<RCC>
<qresource prefix="/translations">
<file alias="translation_de_DE.qm">res/translation/translation_de_DE.qm</file>
<file alias="translation_de">res/translation/translation_de_DE.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_de.qm">res/translation/translation_de_DE.qm</file>
<file alias="translation_fr">res/translation/translation_fr_FR.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_fr_FR.qm">res/translation/translation_fr_FR.qm</file>
<file alias="translation_pt_PT">res/translation/translation_pt_PT.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_fr.qm">res/translation/translation_fr_FR.qm</file>
<file alias="translation_pt">res/translation/translation_pt_BR.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_pt_PT.qm">res/translation/translation_pt_PT.qm</file>
<file alias="translation_es">res/translation/translation_es_ES.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_pt_BR.qm">res/translation/translation_pt_BR.qm</file>
<file alias="translation_nl">res/translation/translation_nl_NL.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_pt.qm">res/translation/translation_pt_PT.qm</file>
<file alias="translation_it">res/translation/translation_it_IT.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_es_ES.qm">res/translation/translation_es_ES.qm</file>
<file alias="translation_pl">res/translation/translation_pl_PL.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_es.qm">res/translation/translation_es_ES.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_nl_NL.qm">res/translation/translation_nl_NL.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_nl.qm">res/translation/translation_nl_NL.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_it_IT.qm">res/translation/translation_it_IT.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_it.qm">res/translation/translation_it_IT.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_pl_PL.qm">res/translation/translation_pl_PL.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_pl.qm">res/translation/translation_pl_PL.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_sv_SE.qm">res/translation/translation_sv_SE.qm</file>
</qresource>
<qresource prefix="/translations">
<file alias="translation_sv.qm">res/translation/translation_sv_SE.qm</file>
<file alias="translation_sv">res/translation/translation_sv_SE.qm</file>
</qresource>
<qresource prefix="/png/LEDs">

16
src/settings.cpp
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@ -303,6 +303,10 @@ void CClientSettings::ReadFromXML ( const QDomDocument& IniXMLDocument )
bConnectDlgShowAllMusicians = bValue;
}
// language
strLanguage = GetIniSetting ( IniXMLDocument, "client", "language",
CLocale::FindSysLangTransFileName ( CLocale::GetAvailableTranslations() ).first );
// name
pClient->ChannelInfo.strName = FromBase64ToString (
GetIniSetting ( IniXMLDocument, "client", "name_base64",
@ -613,6 +617,10 @@ void CClientSettings::WriteToXML ( QDomDocument& IniXMLDocument )
SetFlagIniSet ( IniXMLDocument, "client", "connectdlgshowallmusicians",
bConnectDlgShowAllMusicians );
// language
PutIniSetting ( IniXMLDocument, "client", "language",
strLanguage );
// name
PutIniSetting ( IniXMLDocument, "client", "name_base64",
ToBase64 ( pClient->ChannelInfo.strName ) );
@ -787,6 +795,10 @@ if ( GetFlagIniSet ( IniXMLDocument, "server", "defcentservaddr", bValue ) )
pServer->SetServerListEnabled ( bValue );
}
// language
strLanguage = GetIniSetting ( IniXMLDocument, "server", "language",
CLocale::FindSysLangTransFileName ( CLocale::GetAvailableTranslations() ).first );
// name
pServer->SetServerName ( GetIniSetting ( IniXMLDocument, "server", "name" ) );
@ -832,6 +844,10 @@ void CServerSettings::WriteToXML ( QDomDocument& IniXMLDocument )
SetFlagIniSet ( IniXMLDocument, "server", "servlistenabled",
pServer->GetServerListEnabled() );
// language
PutIniSetting ( IniXMLDocument, "server", "language",
strLanguage );
// name
PutIniSetting ( IniXMLDocument, "server", "name",
pServer->GetServerName() );

5
src/settings.h
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@ -120,6 +120,7 @@ public:
vstrIPAddress ( MAX_NUM_SERVER_ADDR_ITEMS, "" ),
iNewClientFaderLevel ( 100 ),
bConnectDlgShowAllMusicians ( true ),
strLanguage ( "" ),
vecWindowPosMain ( ), // empty array
vecWindowPosSettings ( ), // empty array
vecWindowPosChat ( ), // empty array
@ -141,6 +142,7 @@ public:
CVector<QString> vstrIPAddress;
int iNewClientFaderLevel;
bool bConnectDlgShowAllMusicians;
QString strLanguage;
// window position/state settings
QByteArray vecWindowPosMain;
@ -165,10 +167,13 @@ class CServerSettings : public CSettings
{
public:
CServerSettings ( CServer* pNSerP, const QString& sNFiName ) :
strLanguage ( "" ),
vecWindowPosMain ( ), // empty array
pServer ( pNSerP )
{ SetFileName ( sNFiName, DEFAULT_INI_FILE_NAME_SERVER); }
QString strLanguage;
// window position/state settings
QByteArray vecWindowPosMain;

63
src/util.cpp
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@ -1375,6 +1375,69 @@ ECSAddType CLocale::GetCentralServerAddressType ( const QLocale::Country eCountr
}
}
QMap<QString, QString> CLocale::GetAvailableTranslations()
{
QMap<QString, QString> TranslMap;
QDirIterator DirIter ( ":/translations" );
while ( DirIter.hasNext() )
{
// get alias of translation file
const QString strCurFileName = DirIter.next();
// extract only language code (must be at the end, separated with a "_")
const QString strLoc = strCurFileName.right ( strCurFileName.length() - strCurFileName.indexOf ( "_" ) - 1 );
TranslMap[strLoc] = strCurFileName;
}
return TranslMap;
}
QPair<QString, QString> CLocale::FindSysLangTransFileName ( const QMap<QString, QString>& TranslMap )
{
QPair<QString, QString> PairSysLang ( "", "" );
QStringList slUiLang = QLocale().uiLanguages();
if ( !slUiLang.isEmpty() )
{
// only extract two first characters to identify language (ignoring
// location for getting a simpler implementation -> if the language
// is not correct, the user can change it in the GUI anyway)
const QString strUiLang = QLocale().uiLanguages().at ( 0 );
if ( strUiLang.length() >= 2 )
{
PairSysLang.first = strUiLang.left ( 2 );
PairSysLang.second = TranslMap[PairSysLang.first];
}
}
return PairSysLang;
}
void CLocale::LoadTranslation ( const QString strLanguage,
QCoreApplication* pApp )
{
// The translator objects must be static!
static QTranslator myappTranslator;
static QTranslator myqtTranslator;
QMap<QString, QString> TranslMap = CLocale::GetAvailableTranslations();
const QString strTranslationFileName = TranslMap[strLanguage];
if ( myappTranslator.load ( strTranslationFileName ) )
{
pApp->installTranslator ( &myappTranslator );
}
// allows the Qt messages to be translated in the application
if ( myqtTranslator.load ( QLocale ( strLanguage ), "qt", "_", QLibraryInfo::location ( QLibraryInfo::TranslationsPath ) ) )
{
pApp->installTranslator ( &myqtTranslator );
}
}
// Console writer factory ------------------------------------------------------
QTextStream* ConsoleWriterFactory::get()

11
src/util.h
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@ -41,6 +41,9 @@
# include "ui_aboutdlgbase.h"
#endif
#include <QFile>
#include <QDirIterator>
#include <QTranslator>
#include <QLibraryInfo>
#include <QUrl>
#include <QLocale>
#include <QElapsedTimer>
@ -870,8 +873,12 @@ protected:
class CLocale
{
public:
static QString GetCountryFlagIconsResourceReference ( const QLocale::Country eCountry );
static ECSAddType GetCentralServerAddressType ( const QLocale::Country eCountry );
static QString GetCountryFlagIconsResourceReference ( const QLocale::Country eCountry );
static ECSAddType GetCentralServerAddressType ( const QLocale::Country eCountry );
static QMap<QString, QString> GetAvailableTranslations();
static QPair<QString, QString> FindSysLangTransFileName ( const QMap<QString, QString>& TranslMap );
static void LoadTranslation ( const QString strLanguage,
QCoreApplication* pApp );
};