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* Build IODBC on demand on unix.

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* wxStream updates


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@931 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Guilhem Lavaux
1998-10-28 18:29:51 +00:00
parent 7749df1f41
commit 84b46c356e
11 changed files with 169 additions and 18 deletions
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22
include/wx/stream.h
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@@ -37,13 +37,15 @@ wxOutputStream& WXDLLEXPORT wxEndL(wxOutputStream& o_stream);
class WXDLLEXPORT wxStreamBuffer {
public:
typedef enum {
read, write
read, write, read_write
} BufMode;
// -----------
// ctor & dtor
// -----------
wxStreamBuffer(wxStreamBase& stream, BufMode mode);
wxStreamBuffer(BufMode mode);
wxStreamBuffer(const wxStreamBuffer& buf);
~wxStreamBuffer();
// -----------
@@ -53,6 +55,8 @@ class WXDLLEXPORT wxStreamBuffer {
void Write(const void *buffer, size_t size);
bool WriteBack(const char *buffer, size_t size);
bool WriteBack(char c);
char GetChar();
void PutChar(char c);
off_t Tell() const;
off_t Seek(off_t pos, wxSeekMode mode);
@@ -68,7 +72,9 @@ class WXDLLEXPORT wxStreamBuffer {
off_t GetIntPosition() const { return m_buffer_pos-m_buffer_start; }
void SetIntPosition(off_t pos) { m_buffer_pos = m_buffer_start+pos; }
size_t GetLastAccess() const { return m_buffer_end-m_buffer_start; }
void Fixed(bool fixed) { m_fixed = fixed; }
void Flushable(bool f) { m_flushable = f; }
bool FlushBuffer();
bool FillBuffer();
@@ -88,10 +94,11 @@ class WXDLLEXPORT wxStreamBuffer {
char *m_wback;
size_t m_wbacksize, m_wbackcur;
bool m_fixed;
bool m_fixed, m_flushable;
wxStreamBase *m_stream;
BufMode m_mode;
bool m_destroybuf;
};
// ---------------------------------------------------------------------------
@@ -108,7 +115,8 @@ class WXDLLEXPORT wxStreamBase {
wxStreamBase();
virtual ~wxStreamBase();
wxStreamError LastError() { return m_lasterror; }
wxStreamError LastError() const { return m_lasterror; }
virtual size_t StreamSize() const { return ~((size_t)0); }
protected:
friend class wxStreamBuffer;
@@ -116,7 +124,7 @@ class WXDLLEXPORT wxStreamBase {
virtual size_t OnSysRead(void *buffer, size_t bufsize);
virtual size_t OnSysWrite(const void *buffer, size_t bufsize);
virtual off_t OnSysSeek(off_t seek, wxSeekMode mode);
virtual off_t OnSysTell();
virtual off_t OnSysTell() const;
protected:
size_t m_lastcount;
@@ -220,6 +228,9 @@ class WXDLLEXPORT wxFilterInputStream: public wxInputStream {
char Peek() { return m_parent_i_stream->Peek(); }
wxStreamError LastError() const { return m_parent_i_stream->LastError(); }
size_t StreamSize() const { return m_parent_i_stream->StreamSize(); }
protected:
wxInputStream *m_parent_i_stream;
};
@@ -230,6 +241,9 @@ class WXDLLEXPORT wxFilterOutputStream: public wxOutputStream {
wxFilterOutputStream(wxOutputStream& stream);
~wxFilterOutputStream();
wxStreamError LastError() const { return m_parent_o_stream->LastError(); }
size_t StreamSize() const { return m_parent_o_stream->StreamSize(); }
protected:
wxOutputStream *m_parent_o_stream;
};