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BMessage: Add {Add,Find}Strings()

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They add a BStringList to/extract it from a B_STRING_TYPE field.
This commit is contained in:
Ingo Weinhold 2013-04-20 00:29:24 +02:00
parent 3c6784e95c
commit cf0a957ff6
2 changed files with 48 additions and 0 deletions
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3
headers/os/app/Message.h
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@ -24,6 +24,7 @@ class BBlockCache;
class BMessenger;
class BHandler;
class BString;
class BStringList;
struct entry_ref;
@ -125,6 +126,7 @@ class BMessage {
status_t AddSize(const char* name, BSize aSize);
status_t AddString(const char *name, const char *aString);
status_t AddString(const char *name, const BString &aString);
status_t AddStrings(const char *name, const BStringList &list);
status_t AddInt8(const char *name, int8 value);
status_t AddUInt8(const char *name, uint8 value);
status_t AddInt16(const char *name, int16 value);
@ -170,6 +172,7 @@ class BMessage {
status_t FindString(const char *name, int32 index, const char **string) const;
status_t FindString(const char *name, BString *string) const;
status_t FindString(const char *name, int32 index, BString *string) const;
status_t FindStrings(const char *name, BStringList *list) const;
status_t FindInt8(const char *name, int8 *value) const;
status_t FindInt8(const char *name, int32 index, int8 *value) const;
status_t FindUInt8(const char *name, uint8 *value) const;

45
src/kits/app/Message.cpp
View File

@ -28,6 +28,7 @@
#include <Point.h>
#include <Rect.h>
#include <String.h>
#include <StringList.h>
#include <assert.h>
#include <ctype.h>
@ -2531,6 +2532,20 @@ BMessage::AddString(const char *name, const BString &string)
}
status_t
BMessage::AddStrings(const char *name, const BStringList &list)
{
int32 count = list.CountStrings();
for (int32 i = 0; i < count; i++) {
status_t error = AddString(name, list.StringAt(i));
if (error != B_OK)
return error;
}
return B_OK;
}
status_t
BMessage::AddPointer(const char *name, const void *pointer)
{
@ -2691,6 +2706,36 @@ BMessage::FindString(const char *name, int32 index, BString *string) const
}
status_t
BMessage::FindStrings(const char *name, BStringList *list) const
{
if (list == NULL)
return B_BAD_VALUE;
list->MakeEmpty();
// get the number of items
type_code type;
int32 count;
if (GetInfo(name, &type, &count) != B_OK)
return B_NAME_NOT_FOUND;
if (type != B_STRING_TYPE)
return B_BAD_DATA;
for (int32 i = 0; i < count; i++) {
BString string;
status_t error = FindString(name, i, &string);
if (error != B_OK)
return error;
if (!list->Add(string))
return B_NO_MEMORY;
}
return B_OK;
}
status_t
BMessage::FindPointer(const char *name, void **pointer) const
{