audacia/src/prefs/GUIPrefs.cpp

384 lines
9.7 KiB
C++

/**********************************************************************
Audacity: A Digital Audio Editor
GUIPrefs.cpp
Brian Gunlogson
Joshua Haberman
Dominic Mazzoni
James Crook
*******************************************************************//**
\class GUIPrefs
\brief A PrefsPanel for general GUI preferences.
*//*******************************************************************/
#include "../Audacity.h"
#include "GUIPrefs.h"
#include "../Experimental.h"
#include <wx/app.h>
#include <wx/defs.h>
#include "../FileNames.h"
#include "../Languages.h"
#include "../Theme.h"
#include "../Prefs.h"
#include "../ShuttleGui.h"
#include "GUISettings.h"
#include "ThemePrefs.h"
#include "../AColor.h"
#include "../widgets/AudacityMessageBox.h"
GUIPrefs::GUIPrefs(wxWindow * parent, wxWindowID winid)
/* i18n-hint: refers to Audacity's user interface settings */
: PrefsPanel(parent, winid, XO("Interface"))
{
Populate();
}
GUIPrefs::~GUIPrefs()
{
}
ComponentInterfaceSymbol GUIPrefs::GetSymbol()
{
return GUI_PREFS_PLUGIN_SYMBOL;
}
TranslatableString GUIPrefs::GetDescription()
{
return XO("Preferences for GUI");
}
wxString GUIPrefs::HelpPageName()
{
return "Interface_Preferences";
}
void GUIPrefs::GetRangeChoices(
TranslatableStrings *pChoices,
wxArrayStringEx *pCodes,
int *pDefaultRangeIndex
)
{
static const auto sCodes = {
wxT("36") ,
wxT("48") ,
wxT("60") ,
wxT("72") ,
wxT("84") ,
wxT("96") ,
wxT("120") ,
wxT("145") ,
};
if (pCodes)
*pCodes = sCodes;
static const std::initializer_list<TranslatableString> sChoices = {
XO("-36 dB (shallow range for high-amplitude editing)") ,
XO("-48 dB (PCM range of 8 bit samples)") ,
XO("-60 dB (PCM range of 10 bit samples)") ,
XO("-72 dB (PCM range of 12 bit samples)") ,
XO("-84 dB (PCM range of 14 bit samples)") ,
XO("-96 dB (PCM range of 16 bit samples)") ,
XO("-120 dB (approximate limit of human hearing)") ,
XO("-145 dB (PCM range of 24 bit samples)") ,
};
if (pChoices)
*pChoices = sChoices;
if (pDefaultRangeIndex)
*pDefaultRangeIndex = 2; // 60 == ENV_DB_RANGE
}
void GUIPrefs::Populate()
{
// First any pre-processing for constructing the GUI.
GetLanguages(mLangCodes, mLangNames);
GetRangeChoices(&mRangeChoices, &mRangeCodes, &mDefaultRangeIndex);
#if 0
mLangCodes.insert( mLangCodes.end(), {
// only for testing...
"kg" ,
"ep" ,
} );
mLangNames.insert( mLangNames.end(), {
"Klingon" ,
"Esperanto" ,
} );
#endif
//------------------------- Main section --------------------
// Now construct the GUI itself.
// Use 'eIsCreatingFromPrefs' so that the GUI is
// initialised with values from gPrefs.
ShuttleGui S(this, eIsCreatingFromPrefs);
PopulateOrExchange(S);
// ----------------------- End of main section --------------
}
ChoiceSetting GUIManualLocation{
wxT("/GUI/Help"),
{
ByColumns,
{ XO("Local") , XO("From Internet") , },
{ wxT("Local") , wxT("FromInternet") , }
},
0 // "Local"
};
constexpr int defaultTheme =
#ifdef EXPERIMENTAL_DA
2 // "dark"
#else
1 // "light"
#endif
;
ChoiceSetting GUITheme{
wxT("/GUI/Theme"),
{
ByColumns,
{
/* i18n-hint: describing the "classic" or traditional
appearance of older versions of Audacity */
XO("Classic") ,
/* i18n-hint: Light meaning opposite of dark */
XO("Light") ,
XO("Dark") ,
/* i18n-hint: greater difference between foreground and
background colors */
XO("High Contrast") ,
/* i18n-hint: user defined */
XO("Custom") ,
},
{
wxT("classic") ,
wxT("light") ,
wxT("dark") ,
wxT("high-contrast") ,
wxT("custom") ,
}
},
defaultTheme
};
void GUIPrefs::PopulateOrExchange(ShuttleGui & S)
{
S.SetBorder(2);
S.StartScroller();
S.StartStatic(XO("Display"));
{
S.StartMultiColumn(2);
{
S.TieChoice( XO("&Language:"),
{
wxT("/Locale/Language"),
{ ByColumns, mLangNames, mLangCodes }
}
);
S.TieChoice( XO("Location of &Manual:"), GUIManualLocation);
S.TieChoice( XO("Th&eme:"), GUITheme);
S.TieChoice( XO("Meter dB &range:"),
{
ENV_DB_KEY,
{ ByColumns, mRangeChoices, mRangeCodes },
mDefaultRangeIndex
}
);
}
S.EndMultiColumn();
// S.AddSpace(10);
// JKC: This is a silly preference. Kept here as a reminder that we may
// later want to have configurable button order.
// S.TieCheckBox(XO("&Ergonomic order of Transport Toolbar buttons"),
// wxT("/GUI/ErgonomicTransportButtons"),
// true);
}
S.EndStatic();
S.StartStatic(XO("Options"));
{
// Start wording of options with a verb, if possible.
S.TieCheckBox(XO("Show 'How to Get &Help' at launch"),
{wxT("/GUI/ShowSplashScreen"),
true});
S.TieCheckBox(XO("Show e&xtra menus"),
{wxT("/GUI/ShowExtraMenus"),
false});
#ifdef EXPERIMENTAL_THEME_PREFS
// We do not want to make this option mainstream. It's a
// convenience for developers.
S.TieCheckBox(XO("Show alternative &styling (Mac vs PC)"),
{wxT("/GUI/ShowMac"),
false});
#endif
S.TieCheckBox(XO("&Beep on completion of longer activities"),
{wxT("/GUI/BeepOnCompletion"),
false});
S.TieCheckBox(XO("Re&tain labels if selection snaps to a label"),
{wxT("/GUI/RetainLabels"),
false});
S.TieCheckBox(XO("B&lend system and Audacity theme"),
{wxT("/GUI/BlendThemes"),
true});
#ifndef __WXMAC__
/* i18n-hint: RTL stands for 'Right to Left' */
S.TieCheckBox(XO("Use mostly Left-to-Right layouts in RTL languages"),
{"/GUI/RtlWorkaround",
true});
#endif
}
S.EndStatic();
S.EndScroller();
}
bool GUIPrefs::Commit()
{
ShuttleGui S(this, eIsSavingToPrefs);
PopulateOrExchange(S);
// If language has changed, we want to change it now, not on the next reboot.
wxString lang = gPrefs->Read(wxT("/Locale/Language"), wxT(""));
wxString usedLang = SetLang(lang);
// Bug 1523: Previously didn't check no-language (=System Language)
if (!(lang.empty()) && (lang != usedLang)) {
// lang was not usable and is not system language. We got overridden.
gPrefs->Write(wxT("/Locale/Language"), usedLang);
gPrefs->Flush();
}
// Reads preference GUITheme
theTheme.LoadPreferredTheme();
ThemePrefs::ApplyUpdatedImages();
return true;
}
wxString GUIPrefs::InitLang( wxString langCode )
{
if ( langCode.empty() )
langCode = gPrefs->Read(wxT("/Locale/Language"), wxEmptyString);
// Use the system default language if one wasn't specified or if the user selected System.
if (langCode.empty())
{
langCode = GetSystemLanguageCode();
}
// Initialize the language
return SetLang(langCode);
}
#define IPC_APPL wxT("audacity")
static std::unique_ptr<wxLocale> sLocale;
wxString GUIPrefs::SetLang( const wxString & lang )
{
wxString result = lang;
sLocale.reset();
#if defined(__WXMAC__)
// This should be reviewed again during the wx3 conversion.
// On OSX, if the LANG environment variable isn't set when
// using a language like Japanese, an assertion will trigger
// because conversion to Japanese from "?" doesn't return a
// valid length, so make OSX happy by defining/overriding
// the LANG environment variable with U.S. English for now.
wxSetEnv(wxT("LANG"), wxT("en_US.UTF-8"));
#endif
const wxLanguageInfo *info = NULL;
if (!lang.empty() && lang != wxT("System")) {
info = wxLocale::FindLanguageInfo(lang);
if (!info)
::AudacityMessageBox(
XO("Language \"%s\" is unknown").Format( lang ) );
}
if (!info)
{
result = GetSystemLanguageCode();
info = wxLocale::FindLanguageInfo(result);
if (!info)
return result;
}
sLocale = std::make_unique<wxLocale>(info->Language);
for( const auto &path : FileNames::AudacityPathList() )
sLocale->AddCatalogLookupPathPrefix( path );
// LL: Must add the wxWidgets catalog manually since the search
// paths were not set up when mLocale was created. The
// catalogs are search in LIFO order, so add wxstd first.
sLocale->AddCatalog(wxT("wxstd"));
// AUDACITY_NAME is legitimately used on some *nix configurations.
#ifdef AUDACITY_NAME
sLocale->AddCatalog(wxT(AUDACITY_NAME));
#else
sLocale->AddCatalog(IPC_APPL);
#endif
// Initialize internationalisation (number formats etc.)
//
// This must go _after_ creating the wxLocale instance because
// creating the wxLocale instance sets the application-wide locale.
Internat::Init();
// Unused strings that we want to be translated, even though
// we're not using them yet...
using future1 = decltype( XO("Master Gain Control") );
#ifdef __WXMAC__
wxApp::s_macHelpMenuTitleName = _("&Help");
#endif
return result;
}
wxString GUIPrefs::GetLang()
{
if (sLocale)
return sLocale->GetSysName();
else
return {};
}
int ShowClippingPrefsID()
{
static int value = wxNewId();
return value;
}
namespace{
PrefsPanel::Registration sAttachment{ "GUI",
[](wxWindow *parent, wxWindowID winid, AudacityProject *)
{
wxASSERT(parent); // to justify safenew
return safenew GUIPrefs(parent, winid);
}
};
}