GetRCFloat and GetRCDouble

lsdev · Aug 3, 2013 · 02ae62c · 02ae62c
1 parent ec660ca
commit 02ae62c
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Showing 3 changed files with 107 additions and 0 deletions.
diff --git a/lsapi/SettingsManager.h b/lsapi/SettingsManager.h
@@ -144,6 +144,27 @@ class SettingsManager
      * @return  setting value
      */
     int GetRCInt(LPCWSTR pwzKeyName, int nDefault);
+
+    /**
+     * Retrieves a floating point value from the global settings. Returns
+     * <code>fDefault</code> if the setting does not exist.
+     *
+     * @param   pwzKeyName  setting name
+     * @param   fDefault    default value
+     * @return  setting value
+     */
+    float GetRCFloat (LPCWSTR pwzKeyName, float fDefault);
+
+    /**
+     * Retrieves a double-precision floating point value from the
+     * global settings. Return <code>dDefault</code> if the setting
+     * does not exist.
+     *
+     * @param   pwzKeyName  setting name
+     * @param   dDefault    default value
+     * @return  setting value
+     */
+    double GetRCDouble(LPCWSTR pwzKeyName, double dDefault);
 
     /**
      * Retrieves a raw string value from the global settings. If setting does

diff --git a/lsapi/settings.cpp b/lsapi/settings.cpp
@@ -197,6 +197,42 @@ int GetRCIntA(LPCSTR pszKeyName, int nDefault)
 }
 
 
+float GetRCFloatW(LPCWSTR pwzKeyName, float fDefault)
+{
+    if (g_LSAPIManager.IsInitialized())
+    {
+        return g_LSAPIManager.GetSettingsManager()->GetRCFloat(
+            pwzKeyName, fDefault);
+    }
+
+    return fDefault;
+}
+
+
+float GetRCFloatA(LPCSTR pszKeyName, float fDefault)
+{
+    return GetRCFloatW(std::unique_ptr<wchar_t>(WCSFromMBS(pszKeyName)).get(), fDefault);
+}
+
+
+double GetRCDoubleW(LPCWSTR pwzKeyName, double dDefault)
+{
+    if (g_LSAPIManager.IsInitialized())
+    {
+        return g_LSAPIManager.GetSettingsManager()->GetRCDouble(
+            pwzKeyName, dDefault);
+    }
+
+    return dDefault;
+}
+
+
+double GetRCDoubleA(LPCSTR pszKeyName, double dDefault)
+{
+    return GetRCDoubleW(std::unique_ptr<wchar_t>(WCSFromMBS(pszKeyName)).get(), dDefault);
+}
+
+
 BOOL GetRCBoolW(LPCWSTR pwzKeyName, BOOL ifFound)
 {
     if (g_LSAPIManager.IsInitialized())

diff --git a/lsapi/settingsmanager.cpp b/lsapi/settingsmanager.cpp
@@ -253,6 +253,56 @@ int SettingsManager::GetRCInt(LPCWSTR pszKeyName, int nDefault)
 }
 
 
+float SettingsManager::GetRCFloat(LPCWSTR pszKeyName, float fDefault)
+{
+    SettingsMap::iterator it;
+    float fValue = fDefault;
+
+    if (pszKeyName && _FindLine(pszKeyName, it))
+    {
+        wchar_t wzToken[MAX_LINE_LENGTH] = { 0 };
+        wchar_t wzExpanded[MAX_LINE_LENGTH] = { 0 };
+
+        StringSet recursiveVarSet;
+        recursiveVarSet.insert(pszKeyName);
+        VarExpansionEx(wzExpanded, it->second.c_str(),
+            MAX_LINE_LENGTH, recursiveVarSet);
+
+        if (GetTokenW(wzExpanded, wzToken, nullptr, FALSE))
+        {
+            fValue = wcstof(wzToken, nullptr);
+        }
+    }
+
+    return fValue;
+}
+
+
+double SettingsManager::GetRCDouble(LPCWSTR pszKeyName, double dDefault)
+{
+    SettingsMap::iterator it;
+    double dValue = dDefault;
+
+    if (pszKeyName && _FindLine(pszKeyName, it))
+    {
+        wchar_t wzToken[MAX_LINE_LENGTH] = { 0 };
+        wchar_t wzExpanded[MAX_LINE_LENGTH] = { 0 };
+
+        StringSet recursiveVarSet;
+        recursiveVarSet.insert(pszKeyName);
+        VarExpansionEx(wzExpanded, it->second.c_str(),
+            MAX_LINE_LENGTH, recursiveVarSet);
+
+        if (GetTokenW(wzExpanded, wzToken, nullptr, FALSE))
+        {
+            dValue = wcstod(wzToken, nullptr);
+        }
+    }
+
+    return dValue;
+}
+
+
 COLORREF SettingsManager::GetRCColor(LPCWSTR pszKeyName, COLORREF crDefault)
 {
     COLORREF crReturn = crDefault;