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Made wxStreamBase::IsOk() virtual;

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Overrride in file streams to test foe base class and
    for correctly opened files.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42114 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2006-10-19 12:30:59 +00:00
parent 522d32e508
commit d65fd4e93f
3 changed files with 6 additions and 6 deletions
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2
docs/latex/wx/strmbase.tex
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@@ -85,7 +85,7 @@ In that cases, GetSize returns $0$ so you should always test its return value.
\membersection{wxStreamBase::IsOk}\label{wxstreambaseisok}
\constfunc{bool}{IsOk}{\void}
\constfunc{virtual bool}{IsOk}{\void}
Returns true if no error occurred on the stream.

2
include/wx/stream.h
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@@ -58,7 +58,7 @@ public:
// error testing
wxStreamError GetLastError() const { return m_lasterror; }
bool IsOk() const { return GetLastError() == wxSTREAM_NO_ERROR; }
virtual bool IsOk() const { return GetLastError() == wxSTREAM_NO_ERROR; }
bool operator!() const { return !IsOk(); }
// reset the stream state

8
include/wx/wfstream.h
View File

@@ -39,7 +39,7 @@ public:
wxFileOffset GetLength() const;
bool Ok() const { return IsOk(); }
bool IsOk() const { return m_file->IsOpened(); }
virtual bool IsOk() const { return (wxStreamBase::IsOk() && m_file->IsOpened()); }
bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
@@ -69,7 +69,7 @@ public:
wxFileOffset GetLength() const;
bool Ok() const { return IsOk(); }
bool IsOk() const { return m_file->IsOpened(); }
virtual bool IsOk() const { return (wxStreamBase::IsOk() && m_file->IsOpened()); }
bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
@@ -140,7 +140,7 @@ public:
wxFileOffset GetLength() const;
bool Ok() const { return IsOk(); }
bool IsOk() const { return m_file->IsOpened(); }
virtual bool IsOk() const { return (wxStreamBase::IsOk() && m_file->IsOpened()); }
bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
@@ -170,7 +170,7 @@ public:
wxFileOffset GetLength() const;
bool Ok() const { return IsOk(); }
bool IsOk() const { return m_file->IsOpened(); }
virtual bool IsOk() const { return (wxStreamBase::IsOk() && m_file->IsOpened()); }
bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected: