#include "wx/statline.h"
#include "wx/artprov.h"
#include "wx/collpane.h"
+#include "wx/arrstr.h"
+
+#if wxUSE_THREADS
+ #include "wx/thread.h"
+#endif // wxUSE_THREADS
#ifdef __WXMSW__
// for OutputDebugString()
#include "wx/msw/private.h"
#endif // Windows
+
#ifdef __WXPM__
#include <time.h>
#endif
// do it right now to block any new calls to Flush() while we're here
m_bHasMessages = false;
- const unsigned repeatCount = LogLastRepetitionCountIfNeeded();
+ const unsigned repeatCount = LogLastRepeatIfNeeded();
wxString appName = wxTheApp->GetAppDisplayName();
#endif // wxUSE_FILE
void OnClear(wxCommandEvent& event);
- // accessors
- wxTextCtrl *TextCtrl() const { return m_pTextCtrl; }
+ // this function is safe to call from any thread (notice that it should be
+ // also called from the main thread to ensure that the messages logged from
+ // it appear in correct order with the messages from the other threads)
+ void AddLogMessage(const wxString& message);
+
+ // actually append the messages logged from secondary threads to the text
+ // control during idle time in the main thread
+ virtual void OnInternalIdle();
private:
// use standard ids for our commands!
// common part of OnClose() and OnCloseWindow()
void DoClose();
+ // do show the message in the text control
+ void DoShowLogMessage(const wxString& message)
+ {
+ m_pTextCtrl->AppendText(message);
+ }
+
wxTextCtrl *m_pTextCtrl;
wxLogWindow *m_log;
+ // queue of messages logged from other threads which need to be displayed
+ wxArrayString m_pendingMessages;
+
+#if wxUSE_THREADS
+ // critical section to protect access to m_pendingMessages
+ wxCriticalSection m_critSection;
+#endif // wxUSE_THREADS
+
+
DECLARE_EVENT_TABLE()
DECLARE_NO_COPY_CLASS(wxLogFrame)
};
m_pTextCtrl->Clear();
}
+void wxLogFrame::OnInternalIdle()
+{
+ {
+ wxCRIT_SECT_LOCKER(locker, m_critSection);
+
+ const size_t count = m_pendingMessages.size();
+ for ( size_t n = 0; n < count; n++ )
+ {
+ DoShowLogMessage(m_pendingMessages[n]);
+ }
+
+ m_pendingMessages.clear();
+ } // release m_critSection
+
+ wxFrame::OnInternalIdle();
+}
+
+void wxLogFrame::AddLogMessage(const wxString& message)
+{
+ wxCRIT_SECT_LOCKER(locker, m_critSection);
+
+#if wxUSE_THREADS
+ if ( !wxThread::IsMain() || !m_pendingMessages.empty() )
+ {
+ // message needs to be queued for later showing
+ m_pendingMessages.Add(message);
+
+ wxWakeUpIdle();
+ }
+ else // we are the main thread and no messages are queued, so we can
+ // log the message directly
+#endif // wxUSE_THREADS
+ {
+ DoShowLogMessage(message);
+ }
+}
+
wxLogFrame::~wxLogFrame()
{
m_log->OnFrameDelete(this);
void wxLogWindow::DoLogString(const wxString& szString, time_t WXUNUSED(t))
{
- // put the text into our window
- wxTextCtrl *pText = m_pLogFrame->TextCtrl();
-
- // remove selection (WriteText is in fact ReplaceSelection)
-#ifdef __WXMSW__
- wxTextPos nLen = pText->GetLastPosition();
- pText->SetSelection(nLen, nLen);
-#endif // Windows
-
wxString msg;
+
TimeStamp(&msg);
msg << szString << wxT('\n');
- pText->AppendText(msg);
-
- // TODO ensure that the line can be seen
+ m_pLogFrame->AddLogMessage(msg);
}
wxFrame *wxLogWindow::GetFrame() const
wxBoxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
wxBoxSizer *sizerAll = new wxBoxSizer(isPda ? wxVERTICAL : wxHORIZONTAL);
- wxBitmap bitmap;
- switch ( style & wxICON_MASK )
+ if (!isPda)
{
- case wxICON_ERROR:
- bitmap = wxArtProvider::GetBitmap(wxART_ERROR, wxART_MESSAGE_BOX);
-#ifdef __WXPM__
- bitmap.SetId(wxICON_SMALL_ERROR);
-#endif
- break;
-
- case wxICON_INFORMATION:
- bitmap = wxArtProvider::GetBitmap(wxART_INFORMATION, wxART_MESSAGE_BOX);
-#ifdef __WXPM__
- bitmap.SetId(wxICON_SMALL_INFO);
-#endif
- break;
-
- case wxICON_WARNING:
- bitmap = wxArtProvider::GetBitmap(wxART_WARNING, wxART_MESSAGE_BOX);
-#ifdef __WXPM__
- bitmap.SetId(wxICON_SMALL_WARNING);
-#endif
- break;
-
- default:
- wxFAIL_MSG(_T("incorrect log style"));
+ wxStaticBitmap *icon = new wxStaticBitmap
+ (
+ this,
+ wxID_ANY,
+ wxArtProvider::GetMessageBoxIcon(style)
+ );
+ sizerAll->Add(icon, 0, wxALIGN_CENTRE_VERTICAL);
}
- if (!isPda)
- sizerAll->Add(new wxStaticBitmap(this, wxID_ANY, bitmap), 0,
- wxALIGN_CENTRE_VERTICAL);
-
// create the text sizer with a minimal size so that we are sure it won't be too small
wxString message = EllipsizeString(messages.Last());
wxSizer *szText = CreateTextSizer(message);
// as there's a 260 chars limit on the items inside a wxListCtrl in wxMSW.
wxString str = m_messages[event.GetIndex()];
- // wxMessageBox will nicely handle the '\n' in the string (if any)
+ // wxMessageBox will nicely handle the '\n' in the string (if any)
// and supports long strings
wxMessageBox(str, wxT("Log message"), wxOK, this);
}
// open file
// ---------
- bool bOk wxDUMMY_INITIALIZE(false);
+ bool bOk = false;
if ( wxFile::Exists(filename) ) {
bool bAppend = false;
wxString strMsg;