intl/uconv/src/nsMacCharset.cpp

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  37
  38 #include <Carbon/Carbon.h>
  39 #include "nsIPlatformCharset.h"
  40 #include "pratom.h"
  41 #include "nsUConvPropertySearch.h"
  42 #include "nsUConvDll.h"
  43 #include "nsCOMPtr.h"
  44 #include "nsIServiceManager.h"
  45 #include "nsIMacLocale.h"
  46 #include "nsLocaleCID.h"
  47 #include "nsReadableUtils.h"
  48 #include "nsPlatformCharset.h"
  49 #include "nsEncoderDecoderUtils.h"
  50
  51 static const char* kMacCharsets[][3] = {
  52 #include "maccharset.properties.h"
  53 };
  54
  55 NS_IMPL_ISUPPORTS1(nsPlatformCharset, nsIPlatformCharset)
  56
  57 nsPlatformCharset::nsPlatformCharset()
  58 {
  59 }
  60 nsPlatformCharset::~nsPlatformCharset()
  61 {
  62 }
  63
  64 nsresult nsPlatformCharset::MapToCharset(short script, short region, nsACString& outCharset)
  65 {
  66   switch (region) {
  67     case verUS:
  68     case verFrance:
  69     case verGermany:
  70       outCharset.AssignLiteral("x-mac-roman");
  71       return NS_OK;
  72     case verJapan:
  73       outCharset.AssignLiteral("Shift_JIS");
  74       return NS_OK;
  75   }
  76
  77   // try mapping from region then from script
  78   nsCAutoString key("region.");
  79   key.AppendInt(region, 10);
  80
  81   nsresult rv = nsUConvPropertySearch::SearchPropertyValue(kMacCharsets,
  82       NS_ARRAY_LENGTH(kMacCharsets), key, outCharset);
  83   if (NS_FAILED(rv)) {
  84     key.AssignLiteral("script.");
  85     key.AppendInt(script, 10);
  86     rv = nsUConvPropertySearch::SearchPropertyValue(kMacCharsets,
  87         NS_ARRAY_LENGTH(kMacCharsets), key, outCharset);
  88     // not found in the .property file, assign x-mac-roman
  89     if (NS_FAILED(rv)) {
  90       outCharset.AssignLiteral("x-mac-roman");
  91     }
  92   }
  93
  94   return NS_OK;
  95 }
  96
  97 NS_IMETHODIMP
  98 nsPlatformCharset::GetCharset(nsPlatformCharsetSel selector, nsACString& oResult)
  99 {
 100   nsresult rv;
 101   if (mCharset.IsEmpty()) {
 102     rv = MapToCharset(
 103            (short)(0x0000FFFF & ::GetScriptManagerVariable(smSysScript)),
 104            (short)(0x0000FFFF & ::GetScriptManagerVariable(smRegionCode)),
 105            mCharset);
 106     NS_ENSURE_SUCCESS(rv, rv);
 107   }
 108
 109   switch (selector) {
 110 #ifdef XP_MACOSX
 111     case kPlatformCharsetSel_FileName:
 112       oResult.AssignLiteral("UTF-8");
 113       break;
 114 #endif
 115     case  kPlatformCharsetSel_KeyboardInput:
 116       rv = MapToCharset(
 117              (short) (0x0000FFFF & ::GetScriptManagerVariable(smKeyScript)),
 118              kTextRegionDontCare, oResult);
 119       NS_ENSURE_SUCCESS(rv, rv);
 120       break;
 121     default:
 122       oResult = mCharset;
 123       break;
 124   }
 125
 126    return NS_OK;
 127 }
 128
 129 NS_IMETHODIMP
 130 nsPlatformCharset::GetDefaultCharsetForLocale(const nsAString& localeName, nsACString &oResult)
 131 {
 132   nsresult rv;
 133   nsCOMPtr<nsIMacLocale> pMacLocale;
 134   pMacLocale = do_GetService(NS_MACLOCALE_CONTRACTID, &rv);
 135   if (NS_SUCCEEDED(rv)) {
 136     short script, language, region;
 137     rv = pMacLocale->GetPlatformLocale(localeName, &script, &language, &region);
 138     if (NS_SUCCEEDED(rv)) {
 139       if (NS_SUCCEEDED(MapToCharset(script, region, oResult))) {
 140         return NS_OK;
 141       }
 142     }
 143   }
 144
 145   // fallback
 146   oResult.AssignLiteral("x-mac-roman");
 147   return NS_SUCCESS_USING_FALLBACK_LOCALE;
 148 }
 149
 150 NS_IMETHODIMP
 151 nsPlatformCharset::Init()
 152 {
 153   return NS_OK;
 154 }
 155
 156 nsresult
 157 nsPlatformCharset::MapToCharset(nsAString& inANSICodePage, nsACString& outCharset)
 158 {
 159   return NS_OK;
 160 }
 161
 162 nsresult
 163 nsPlatformCharset::InitGetCharset(nsACString &oString)
 164 {
 165   return NS_OK;
 166 }
 167
 168 nsresult
 169 nsPlatformCharset::ConvertLocaleToCharsetUsingDeprecatedConfig(nsAString& locale, nsACString& oResult)
 170 {
 171   return NS_OK;
 172 }
 173
 174 nsresult
 175 nsPlatformCharset::VerifyCharset(nsCString &aCharset)
 176 {
 177   return NS_OK;
 178 }