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added option to read only a single field

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john30
2014-12-14 12:08:35 +01:00
parent ad52a84833
commit 2c2ab1c031
7 changed files with 42 additions and 24 deletions
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src/lib/ebus/data.h
+10 -4
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@@ -183,13 +183,17 @@ public:
* @param leadingSeparator whether to prepend a separator before the formatted value.
* @param verbose whether to prepend the name, append the unit (if present), and append
* the comment in square brackets (if present).
* @param filterName the optional name of a field to limit the output to.
* @param separator the separator character between multiple fields.
* @return @a RESULT_OK on success (or if the partType does not match), or an error code.
* @return @a RESULT_OK on success (or if the partType does not match),
* or @a RESULT_EMPTY if the field was skipped (either ignored or due to @a filterName),
* or an error code.
*/
virtual result_t read(const PartType partType,
SymbolString& data, unsigned char offset,
ostringstream& output, bool leadingSeparator=false,
bool verbose=false, char separator=UI_FIELD_SEPARATOR) = 0;
bool verbose=false, const char* filterName=NULL,
char separator=UI_FIELD_SEPARATOR) = 0;
/**
* @brief Writes the value to the master or slave @a SymbolString.
* @param input the @a istringstream to parse the formatted value from.
@@ -270,7 +274,8 @@ public:
virtual result_t read(const PartType partType,
SymbolString& data, unsigned char offset,
ostringstream& output, bool leadingSeparator=false,
bool verbose=false, char separator=UI_FIELD_SEPARATOR);
bool verbose=false, const char* filterName=NULL,
char separator=UI_FIELD_SEPARATOR);
// @copydoc
virtual result_t write(istringstream& input,
const PartType partType, SymbolString& data,
@@ -569,7 +574,8 @@ public:
virtual result_t read(const PartType partType,
SymbolString& data, unsigned char offset,
ostringstream& output, bool leadingSeparator=false,
bool verbose=false, char separator=UI_FIELD_SEPARATOR);
bool verbose=false, const char* filterName=NULL,
char separator=UI_FIELD_SEPARATOR);
// @copydoc
virtual result_t write(istringstream& input,
const PartType partType, SymbolString& data,