Don't crash in wxGridCellAutoWrapStringRenderer when the column is hidden.

[wxWidgets.git] / src / generic / logg.cpp

diff --git a/src/generic/logg.cpp b/src/generic/logg.cpp
index 240ed7169b2f930d8197183d7ac01d9ec88bbae2..620446334641d50af9bd63af30f0d10e2f9539e6 100644 (file)
--- a/src/generic/logg.cpp
+++ b/src/generic/logg.cpp
@@ -1,13 +1,12 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        logg.cpp
+// Name:        src/generic/logg.cpp

 // Purpose:     wxLog-derived classes which need GUI support (the rest is in
 //              src/common/log.cpp)
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     20.09.99 (extracted from src/common/log.cpp)
 // Purpose:     wxLog-derived classes which need GUI support (the rest is in
 //              src/common/log.cpp)
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     20.09.99 (extracted from src/common/log.cpp)

-// RCS-ID:      $Id$

 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -18,21 +17,16 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-// no #pragma implementation "log.h" because it's already in src/common/log.cpp
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-  #pragma hdrstop
-#endif
-
-#if !wxUSE_GUI
-    #error "This file can't be compiled without GUI!"
+    #pragma hdrstop

 #endif
 
 #ifndef WX_PRECOMP
     #include "wx/app.h"
 #endif
 
 #ifndef WX_PRECOMP
     #include "wx/app.h"

+    #include "wx/button.h"

     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/menu.h"
     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/menu.h"


@@ -42,35 +36,66 @@
     #include "wx/textctrl.h"
     #include "wx/sizer.h"
     #include "wx/statbmp.h"
     #include "wx/textctrl.h"
     #include "wx/sizer.h"
     #include "wx/statbmp.h"

+    #include "wx/settings.h"
+    #include "wx/wxcrtvararg.h"

 #endif // WX_PRECOMP
 
 #endif // WX_PRECOMP
 

+#if wxUSE_LOGGUI || wxUSE_LOGWINDOW
+

 #include "wx/file.h"
 #include "wx/file.h"

+#include "wx/clipbrd.h"
+#include "wx/dataobj.h"

 #include "wx/textfile.h"
 #include "wx/textfile.h"

+#include "wx/statline.h"
+#include "wx/artprov.h"
+#include "wx/collpane.h"
+#include "wx/arrstr.h"
+#include "wx/msgout.h"

 
 #ifdef  __WXMSW__
 
 #ifdef  __WXMSW__

-  // for OutputDebugString()
-  #include  "wx/msw/private.h"
+    // for OutputDebugString()
+    #include  "wx/msw/private.h"

 #endif // Windows
 
 #endif // Windows
 

-// may be defined to 0 for old behavior (using wxMessageBox) - shouldn't be
-// changed normally (that's why it's here and not in setup.h)
-#define wxUSE_LOG_DIALOG 1
+
+#ifdef  __WXPM__
+    #include <time.h>
+#endif

 
 #if wxUSE_LOG_DIALOG
 
 #if wxUSE_LOG_DIALOG

-    #include "wx/datetime.h"

     #include "wx/listctrl.h"
     #include "wx/imaglist.h"
     #include "wx/image.h"
     #include "wx/listctrl.h"
     #include "wx/imaglist.h"
     #include "wx/image.h"

-#else // !wxUSE_TEXTFILE
-    #include "wx/msgdlg.h"

 #endif // wxUSE_LOG_DIALOG/!wxUSE_LOG_DIALOG
 
 #endif // wxUSE_LOG_DIALOG/!wxUSE_LOG_DIALOG
 

+#include "wx/time.h"
+
+// the suffix we add to the button to show that the dialog can be expanded
+#define EXPAND_SUFFIX wxT(" >>")
+
+#define CAN_SAVE_FILES (wxUSE_FILE && wxUSE_FILEDLG)
+

 // ----------------------------------------------------------------------------
 // private classes
 // ----------------------------------------------------------------------------
 
 #if wxUSE_LOG_DIALOG
 
 // ----------------------------------------------------------------------------
 // private classes
 // ----------------------------------------------------------------------------
 
 #if wxUSE_LOG_DIALOG
 

+// this function is a wrapper around strftime(3)
+// allows to exclude the usage of wxDateTime
+static wxString TimeStamp(const wxString& format, time_t t)
+{
+    wxChar buf[4096];
+    struct tm tm;
+    if ( !wxStrftime(buf, WXSIZEOF(buf), format, wxLocaltime_r(&t, &tm)) )
+    {
+        // buffer is too small?
+        wxFAIL_MSG(wxT("strftime() failed"));
+    }
+    return wxString(buf);
+}
+
+

 class wxLogDialog : public wxDialog
 {
 public:
 class wxLogDialog : public wxDialog
 {
 public:


@@ -84,263 +109,279 @@ public:
 
     // event handlers
     void OnOk(wxCommandEvent& event);
 
     // event handlers
     void OnOk(wxCommandEvent& event);

-    void OnDetails(wxCommandEvent& event);
-    void OnListSelect(wxListEvent& event);
+#if wxUSE_CLIPBOARD
+    void OnCopy(wxCommandEvent& event);
+#endif // wxUSE_CLIPBOARD
+#if CAN_SAVE_FILES
+    void OnSave(wxCommandEvent& event);
+#endif // CAN_SAVE_FILES
+    void OnListItemActivated(wxListEvent& event);

 
 private:
 
 private:

+    // create controls needed for the details display
+    void CreateDetailsControls(wxWindow *);
+
+    // if necessary truncates the given string and adds an ellipsis
+    wxString EllipsizeString(const wxString &text)
+    {
+        if (ms_maxLength > 0 &&
+            text.length() > ms_maxLength)
+        {
+            wxString ret(text);
+            ret.Truncate(ms_maxLength);
+            ret << "...";
+            return ret;
+        }
+
+        return text;
+    }
+
+#if CAN_SAVE_FILES || wxUSE_CLIPBOARD
+    // return the contents of the dialog as a multiline string
+    wxString GetLogMessages() const;
+#endif // CAN_SAVE_FILES || wxUSE_CLIPBOARD
+
+

     // the data for the listctrl
     wxArrayString m_messages;
     wxArrayInt m_severity;
     wxArrayLong m_times;
 
     // the data for the listctrl
     wxArrayString m_messages;
     wxArrayInt m_severity;
     wxArrayLong m_times;
 

-    // the "toggle" button and its state
-    wxButton *m_btnDetails;
-    bool      m_showingDetails;
-
-    // the listctrl (not shown initially)
+    // the controls which are not shown initially (but only when details
+    // button is pressed)

     wxListCtrl *m_listctrl;
 
     // the translated "Details" string
     static wxString ms_details;
 
     wxListCtrl *m_listctrl;
 
     // the translated "Details" string
     static wxString ms_details;
 

+    // the maximum length of the log message
+    static size_t ms_maxLength;
+

     DECLARE_EVENT_TABLE()
     DECLARE_EVENT_TABLE()

+    wxDECLARE_NO_COPY_CLASS(wxLogDialog);

 };
 
 BEGIN_EVENT_TABLE(wxLogDialog, wxDialog)
 };
 
 BEGIN_EVENT_TABLE(wxLogDialog, wxDialog)

-    EVT_BUTTON(wxID_OK,     wxLogDialog::OnOk)
-    EVT_BUTTON(wxID_MORE,   wxLogDialog::OnDetails)
-    EVT_LIST_ITEM_SELECTED(-1, wxLogDialog::OnListSelect)
+    EVT_BUTTON(wxID_OK, wxLogDialog::OnOk)
+#if wxUSE_CLIPBOARD
+    EVT_BUTTON(wxID_COPY,   wxLogDialog::OnCopy)
+#endif // wxUSE_CLIPBOARD
+#if CAN_SAVE_FILES
+    EVT_BUTTON(wxID_SAVE,   wxLogDialog::OnSave)
+#endif // CAN_SAVE_FILES
+    EVT_LIST_ITEM_ACTIVATED(wxID_ANY, wxLogDialog::OnListItemActivated)

 END_EVENT_TABLE()
 
 #endif // wxUSE_LOG_DIALOG
 
 // ----------------------------------------------------------------------------
 END_EVENT_TABLE()
 
 #endif // wxUSE_LOG_DIALOG
 
 // ----------------------------------------------------------------------------

-// global variables
+// private functions

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-// we use a global variable to store the frame pointer for wxLogStatus - bad,
-// but it's he easiest way
-static wxFrame *gs_pFrame; // FIXME MT-unsafe
+#if CAN_SAVE_FILES
+
+// pass an uninitialized file object, the function will ask the user for the
+// filename and try to open it, returns true on success (file was opened),
+// false if file couldn't be opened/created and -1 if the file selection
+// dialog was cancelled
+static int OpenLogFile(wxFile& file, wxString *filename = NULL, wxWindow *parent = NULL);
+
+#endif // CAN_SAVE_FILES

 
 // ============================================================================
 // implementation
 // ============================================================================
 
 // ----------------------------------------------------------------------------
 
 // ============================================================================
 // implementation
 // ============================================================================
 
 // ----------------------------------------------------------------------------

-// global functions
+// wxLogGui implementation (FIXME MT-unsafe)

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-// accepts an additional argument which tells to which frame the output should
-// be directed
-void wxLogStatus(wxFrame *pFrame, const wxChar *szFormat, ...)
+#if wxUSE_LOGGUI
+
+wxLogGui::wxLogGui()

 {
 {

-  wxString msg;
+    Clear();
+}

 
 

-  wxLog *pLog = wxLog::GetActiveTarget();
-  if ( pLog != NULL ) {
-    va_list argptr;
-    va_start(argptr, szFormat);
-    msg.PrintfV(szFormat, argptr);
-    va_end(argptr);
+void wxLogGui::Clear()
+{
+    m_bErrors =
+    m_bWarnings =
+    m_bHasMessages = false;

 
 

-    wxASSERT( gs_pFrame == NULL ); // should be reset!
-    gs_pFrame = pFrame;
-    wxLog::OnLog(wxLOG_Status, msg, time(NULL));
-    gs_pFrame = (wxFrame *) NULL;
-  }
+    m_aMessages.Empty();
+    m_aSeverity.Empty();
+    m_aTimes.Empty();

 }
 
 }
 

-// ----------------------------------------------------------------------------
-// wxLogTextCtrl implementation
-// ----------------------------------------------------------------------------
-
-wxLogTextCtrl::wxLogTextCtrl(wxTextCtrl *pTextCtrl)
+int wxLogGui::GetSeverityIcon() const

 {
 {

-    m_pTextCtrl = pTextCtrl;
+    return m_bErrors ? wxICON_STOP
+                     : m_bWarnings ? wxICON_EXCLAMATION
+                                   : wxICON_INFORMATION;

 }
 
 }
 

-void wxLogTextCtrl::DoLogString(const wxChar *szString, time_t WXUNUSED(t))
+wxString wxLogGui::GetTitle() const

 {
 {

-    wxString msg;
-    TimeStamp(&msg);
-    msg << szString << wxT('\n');
+    wxString titleFormat;
+    switch ( GetSeverityIcon() )
+    {
+        case wxICON_STOP:
+            titleFormat = _("%s Error");
+            break;
+
+        case wxICON_EXCLAMATION:
+            titleFormat = _("%s Warning");
+            break;
+
+        default:
+            wxFAIL_MSG( "unexpected icon severity" );
+            // fall through

 
 

-    m_pTextCtrl->AppendText(msg);
+        case wxICON_INFORMATION:
+            titleFormat = _("%s Information");
+    }
+
+    return wxString::Format(titleFormat, wxTheApp->GetAppDisplayName());

 }
 
 }
 

-// ----------------------------------------------------------------------------
-// wxLogGui implementation (FIXME MT-unsafe)
-// ----------------------------------------------------------------------------
+void
+wxLogGui::DoShowSingleLogMessage(const wxString& message,
+                                 const wxString& title,
+                                 int style)
+{
+    wxMessageBox(message, title, wxOK | style);
+}

 
 

-wxLogGui::wxLogGui()
+void
+wxLogGui::DoShowMultipleLogMessages(const wxArrayString& messages,
+                                    const wxArrayInt& severities,
+                                    const wxArrayLong& times,
+                                    const wxString& title,
+                                    int style)

 {
 {

-    // we must translate them here in the very beginning or we risk to have
-    // reentrancy problems when called from inside wxGetTranslation() leading
-    // to inifnite recursion
-    m_error = _("Error");
-    m_warning = _("Warning");
-    m_info = _("Information");
+#if wxUSE_LOG_DIALOG
+    wxLogDialog dlg(NULL,
+                    messages, severities, times,
+                    title, style);

 
 

+    // clear the message list before showing the dialog because while it's
+    // shown some new messages may appear

     Clear();
     Clear();

-}

 
 

-void wxLogGui::Clear()
-{
-    m_bErrors =
-    m_bWarnings =
-    m_bHasMessages = FALSE;
+    (void)dlg.ShowModal();
+#else // !wxUSE_LOG_DIALOG
+    // start from the most recent message
+    wxString message;
+    const size_t nMsgCount = messages.size();
+    message.reserve(nMsgCount*100);
+    for ( size_t n = nMsgCount; n > 0; n-- ) {
+        message << m_aMessages[n - 1] << wxT("\n");
+    }

 
 

-    m_aMessages.Empty();
-    m_aSeverity.Empty();
-    m_aTimes.Empty();
+    DoShowSingleLogMessage(message, title, style);
+#endif // wxUSE_LOG_DIALOG/!wxUSE_LOG_DIALOG

 }
 
 void wxLogGui::Flush()
 {
 }
 
 void wxLogGui::Flush()
 {

+    wxLog::Flush();
+

     if ( !m_bHasMessages )
         return;
 
     // do it right now to block any new calls to Flush() while we're here
     if ( !m_bHasMessages )
         return;
 
     // do it right now to block any new calls to Flush() while we're here

-    m_bHasMessages = FALSE;
+    m_bHasMessages = false;

 
 

-    wxString title = wxTheApp->GetAppName();
-    if ( !!title )
-    {
-        title[0u] = wxToupper(title[0u]);
-        title += _T(' ');
-    }
+    // note that this must be done before examining m_aMessages as it may log
+    // yet another message
+    const unsigned repeatCount = LogLastRepeatIfNeeded();

 
 

-    long style;
-    if ( m_bErrors ) {
-        title += m_error;
-        style = wxICON_STOP;
-    }
-    else if ( m_bWarnings ) {
-        title += m_warning;
-        style = wxICON_EXCLAMATION;
-    }
-    else {
-        title += m_info;
-        style = wxICON_INFORMATION;
+    const size_t nMsgCount = m_aMessages.size();
+
+    if ( repeatCount > 0 )
+    {
+        m_aMessages[nMsgCount - 1] << " (" << m_aMessages[nMsgCount - 2] << ")";

     }
 
     }
 

-    // this is the best we can do here
-    wxWindow *parent = wxTheApp->GetTopWindow();
+    const wxString title = GetTitle();
+    const int style = GetSeverityIcon();

 
 

-    size_t nMsgCount = m_aMessages.Count();
+    // avoid showing other log dialogs until we're done with the dialog we're
+    // showing right now: nested modal dialogs make for really bad UI!
+    Suspend();

 
 

-    wxString str;

     if ( nMsgCount == 1 )
     {
     if ( nMsgCount == 1 )
     {

-        str = m_aMessages[0];
+        // make a copy before calling Clear()
+        const wxString message(m_aMessages[0]);
+        Clear();
+
+        DoShowSingleLogMessage(message, title, style);

     }
     else // more than one message
     {
     }
     else // more than one message
     {

-#if wxUSE_LOG_DIALOG
-        wxLogDialog dlg(parent,
-                        m_aMessages, m_aSeverity, m_aTimes,
-                        title, style);
+        wxArrayString messages;
+        wxArrayInt severities;
+        wxArrayLong times;

 
 

-        // clear the message list before showing the dialog because while it's
-        // shown some new messages may appear
-        Clear();
-
-        (void)dlg.ShowModal();
-#else // !wxUSE_LOG_DIALOG
-        // concatenate all strings (but not too many to not overfill the msg box)
-        size_t nLines = 0;
+        messages.swap(m_aMessages);
+        severities.swap(m_aSeverity);
+        times.swap(m_aTimes);

 
 

-        // start from the most recent message
-        for ( size_t n = nMsgCount; n > 0; n-- ) {
-            // for Windows strings longer than this value are wrapped (NT 4.0)
-            const size_t nMsgLineWidth = 156;
-
-            nLines += (m_aMessages[n - 1].Len() + nMsgLineWidth - 1) / nMsgLineWidth;
-
-            if ( nLines > 25 )  // don't put too many lines in message box
-                break;
+        Clear();

 
 

-            str << m_aMessages[n - 1] << wxT("\n");
-        }
-#endif // wxUSE_LOG_DIALOG/!wxUSE_LOG_DIALOG
+        DoShowMultipleLogMessages(messages, severities, times, title, style);

     }
 
     }
 

-    // this catches both cases of 1 message with wxUSE_LOG_DIALOG and any
-    // situation without it
-    if ( !!str )
-    {
-        wxMessageBox(str, title, wxOK | style, parent);
-
-        // no undisplayed messages whatsoever
-        Clear();
-    }
+    // allow flushing the logs again
+    Resume();

 }
 
 // log all kinds of messages
 }
 
 // log all kinds of messages

-void wxLogGui::DoLog(wxLogLevel level, const wxChar *szString, time_t t)
+void wxLogGui::DoLogRecord(wxLogLevel level,
+                           const wxString& msg,
+                           const wxLogRecordInfo& info)

 {
 {

-    switch ( level ) {
+    switch ( level )
+    {

         case wxLOG_Info:
             if ( GetVerbose() )
         case wxLOG_Message:
             {
         case wxLOG_Info:
             if ( GetVerbose() )
         case wxLOG_Message:
             {

-                if ( !m_bErrors ) {
-                    m_aMessages.Add(szString);
-                    m_aSeverity.Add(wxLOG_Message);
-                    m_aTimes.Add((long)t);
-                    m_bHasMessages = TRUE;
-                }
+                m_aMessages.Add(msg);
+                m_aSeverity.Add(wxLOG_Message);
+                m_aTimes.Add((long)info.timestamp);
+                m_bHasMessages = true;

             }
             break;
 
         case wxLOG_Status:
 #if wxUSE_STATUSBAR
             {
             }
             break;
 
         case wxLOG_Status:
 #if wxUSE_STATUSBAR
             {

+                wxFrame *pFrame = NULL;
+
+                // check if the frame was passed to us explicitly
+                wxUIntPtr ptr = 0;
+                if ( info.GetNumValue(wxLOG_KEY_FRAME, &ptr) )
+                {
+                    pFrame = static_cast<wxFrame *>(wxUIntToPtr(ptr));
+                }
+

                 // find the top window and set it's status text if it has any
                 // find the top window and set it's status text if it has any

-                wxFrame *pFrame = gs_pFrame;

                 if ( pFrame == NULL ) {
                     wxWindow *pWin = wxTheApp->GetTopWindow();
                 if ( pFrame == NULL ) {
                     wxWindow *pWin = wxTheApp->GetTopWindow();

-                    if ( pWin != NULL && pWin->IsKindOf(CLASSINFO(wxFrame)) ) {
+                    if ( wxDynamicCast(pWin, wxFrame) ) {

                         pFrame = (wxFrame *)pWin;
                     }
                 }
 
                 if ( pFrame && pFrame->GetStatusBar() )
                         pFrame = (wxFrame *)pWin;
                     }
                 }
 
                 if ( pFrame && pFrame->GetStatusBar() )

-                    pFrame->SetStatusText(szString);
+                    pFrame->SetStatusText(msg);

             }
 #endif // wxUSE_STATUSBAR
             break;
 
             }
 #endif // wxUSE_STATUSBAR
             break;
 

-        case wxLOG_Trace:
-        case wxLOG_Debug:
-            #ifdef __WXDEBUG__
-            {
-                #ifdef __WXMSW__
-                    // don't prepend debug/trace here: it goes to the
-                    // debug window anyhow, but do put a timestamp
-                    wxString str;
-                    TimeStamp(&str);
-                    str << szString << wxT("\n\r");
-                    OutputDebugString(str);
-                #else
-                    // send them to stderr
-                    wxFprintf(stderr, wxT("%s: %s\n"),
-                              level == wxLOG_Trace ? wxT("Trace")
-                                                   : wxT("Debug"),
-                              szString);
-                    fflush(stderr);
-                #endif
-            }
-            #endif // __WXDEBUG__
-
-            break;
-
-        case wxLOG_FatalError:
-            // show this one immediately
-            wxMessageBox(szString, _("Fatal error"), wxICON_HAND);
-            wxExit();
-            break;
-

         case wxLOG_Error:
             if ( !m_bErrors ) {
 #if !wxUSE_LOG_DIALOG
         case wxLOG_Error:
             if ( !m_bErrors ) {
 #if !wxUSE_LOG_DIALOG


@@ -351,49 +392,77 @@ void wxLogGui::DoLog(wxLogLevel level, const wxChar *szString, time_t t)
                 m_aSeverity.Empty();
                 m_aTimes.Empty();
 #endif // wxUSE_LOG_DIALOG
                 m_aSeverity.Empty();
                 m_aTimes.Empty();
 #endif // wxUSE_LOG_DIALOG

-                m_bErrors = TRUE;
+                m_bErrors = true;

             }
             // fall through
 
         case wxLOG_Warning:
             if ( !m_bErrors ) {
                 // for the warning we don't discard the info messages
             }
             // fall through
 
         case wxLOG_Warning:
             if ( !m_bErrors ) {
                 // for the warning we don't discard the info messages

-                m_bWarnings = TRUE;
+                m_bWarnings = true;

             }
 
             }
 

-            m_aMessages.Add(szString);
+            m_aMessages.Add(msg);

             m_aSeverity.Add((int)level);
             m_aSeverity.Add((int)level);

-            m_aTimes.Add((long)t);
-            m_bHasMessages = TRUE;
+            m_aTimes.Add((long)info.timestamp);
+            m_bHasMessages = true;
+            break;
+
+        case wxLOG_Debug:
+        case wxLOG_Trace:
+            // let the base class deal with debug/trace messages
+            wxLog::DoLogRecord(level, msg, info);
+            break;
+
+        case wxLOG_FatalError:
+        case wxLOG_Max:
+            // fatal errors are shown immediately and terminate the program so
+            // we should never see them here
+            wxFAIL_MSG("unexpected log level");
+            break;
+
+        case wxLOG_Progress:
+        case wxLOG_User:
+            // just ignore those: passing them to the base class would result
+            // in asserts from DoLogText() because DoLogTextAtLevel() would
+            // call it as it doesn't know how to handle these levels otherwise

             break;
     }
 }
 
             break;
     }
 }
 

+#endif   // wxUSE_LOGGUI
+

 // ----------------------------------------------------------------------------
 // wxLogWindow and wxLogFrame implementation
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // wxLogWindow and wxLogFrame implementation
 // ----------------------------------------------------------------------------
 

+#if wxUSE_LOGWINDOW
+

 // log frame class
 // ---------------
 class wxLogFrame : public wxFrame
 {
 public:
     // ctor & dtor
 // log frame class
 // ---------------
 class wxLogFrame : public wxFrame
 {
 public:
     // ctor & dtor

-    wxLogFrame(wxFrame *pParent, wxLogWindow *log, const wxChar *szTitle);
+    wxLogFrame(wxWindow *pParent, wxLogWindow *log, const wxString& szTitle);

     virtual ~wxLogFrame();
 
     virtual ~wxLogFrame();
 

+    // Don't prevent the application from exiting if just this frame remains.
+    virtual bool ShouldPreventAppExit() const { return false; }
+

     // menu callbacks
     void OnClose(wxCommandEvent& event);
     void OnCloseWindow(wxCloseEvent& event);
     // menu callbacks
     void OnClose(wxCommandEvent& event);
     void OnCloseWindow(wxCloseEvent& event);

-#if wxUSE_FILE
-    void OnSave (wxCommandEvent& event);
-#endif // wxUSE_FILE
+#if CAN_SAVE_FILES
+    void OnSave(wxCommandEvent& event);
+#endif // CAN_SAVE_FILES

     void OnClear(wxCommandEvent& event);
 
     void OnClear(wxCommandEvent& event);
 

-    void OnIdle(wxIdleEvent&);
-
-    // accessors
-    wxTextCtrl *TextCtrl() const { return m_pTextCtrl; }
+    // do show the message in the text control
+    void ShowLogMessage(const wxString& message)
+    {
+        m_pTextCtrl->AppendText(message + wxS('\n'));
+    }

 
 private:
     // use standard ids for our commands!
 
 private:
     // use standard ids for our commands!


@@ -404,55 +473,71 @@ private:
         Menu_Clear = wxID_CLEAR
     };
 
         Menu_Clear = wxID_CLEAR
     };
 

-    // instead of closing just hide the window to be able to Show() it later
-    void DoClose() { Show(FALSE); }
+    // common part of OnClose() and OnCloseWindow()
+    void DoClose();

 
     wxTextCtrl  *m_pTextCtrl;
     wxLogWindow *m_log;
 
     DECLARE_EVENT_TABLE()
 
     wxTextCtrl  *m_pTextCtrl;
     wxLogWindow *m_log;
 
     DECLARE_EVENT_TABLE()

+    wxDECLARE_NO_COPY_CLASS(wxLogFrame);

 };
 
 BEGIN_EVENT_TABLE(wxLogFrame, wxFrame)
     // wxLogWindow menu events
     EVT_MENU(Menu_Close, wxLogFrame::OnClose)
 };
 
 BEGIN_EVENT_TABLE(wxLogFrame, wxFrame)
     // wxLogWindow menu events
     EVT_MENU(Menu_Close, wxLogFrame::OnClose)

-#if wxUSE_FILE
+#if CAN_SAVE_FILES

     EVT_MENU(Menu_Save,  wxLogFrame::OnSave)
     EVT_MENU(Menu_Save,  wxLogFrame::OnSave)

-#endif // wxUSE_FILE
+#endif // CAN_SAVE_FILES

     EVT_MENU(Menu_Clear, wxLogFrame::OnClear)
 
     EVT_CLOSE(wxLogFrame::OnCloseWindow)
 END_EVENT_TABLE()
 
     EVT_MENU(Menu_Clear, wxLogFrame::OnClear)
 
     EVT_CLOSE(wxLogFrame::OnCloseWindow)
 END_EVENT_TABLE()
 

-wxLogFrame::wxLogFrame(wxFrame *pParent, wxLogWindow *log, const wxChar *szTitle)
-          : wxFrame(pParent, -1, szTitle)
+wxLogFrame::wxLogFrame(wxWindow *pParent, wxLogWindow *log, const wxString& szTitle)
+          : wxFrame(pParent, wxID_ANY, szTitle)

 {
     m_log = log;
 
 {
     m_log = log;
 

-    m_pTextCtrl = new wxTextCtrl(this, -1, wxEmptyString, wxDefaultPosition,
+    m_pTextCtrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString, wxDefaultPosition,

             wxDefaultSize,
             wxTE_MULTILINE  |
             wxHSCROLL       |
             wxDefaultSize,
             wxTE_MULTILINE  |
             wxHSCROLL       |

+            // needed for Win32 to avoid 65Kb limit but it doesn't work well
+            // when using RichEdit 2.0 which we always do in the Unicode build
+#if !wxUSE_UNICODE
+            wxTE_RICH       |
+#endif // !wxUSE_UNICODE

             wxTE_READONLY);
 
             wxTE_READONLY);
 

+#if wxUSE_MENUS

     // create menu
     wxMenuBar *pMenuBar = new wxMenuBar;
     wxMenu *pMenu = new wxMenu;
     // create menu
     wxMenuBar *pMenuBar = new wxMenuBar;
     wxMenu *pMenu = new wxMenu;

-#if wxUSE_FILE
-    pMenu->Append(Menu_Save,  _("&Save..."), _("Save log contents to file"));
-#endif // wxUSE_FILE
+#if CAN_SAVE_FILES
+    pMenu->Append(Menu_Save,  _("Save &As..."), _("Save log contents to file"));
+#endif // CAN_SAVE_FILES

     pMenu->Append(Menu_Clear, _("C&lear"), _("Clear the log contents"));
     pMenu->AppendSeparator();
     pMenu->Append(Menu_Close, _("&Close"), _("Close this window"));
     pMenuBar->Append(pMenu, _("&Log"));
     SetMenuBar(pMenuBar);
     pMenu->Append(Menu_Clear, _("C&lear"), _("Clear the log contents"));
     pMenu->AppendSeparator();
     pMenu->Append(Menu_Close, _("&Close"), _("Close this window"));
     pMenuBar->Append(pMenu, _("&Log"));
     SetMenuBar(pMenuBar);

+#endif // wxUSE_MENUS

 
 #if wxUSE_STATUSBAR
     // status bar for menu prompts
     CreateStatusBar();
 #endif // wxUSE_STATUSBAR
 
 #if wxUSE_STATUSBAR
     // status bar for menu prompts
     CreateStatusBar();
 #endif // wxUSE_STATUSBAR

+}

 
 

-    m_log->OnFrameCreate(this);
+void wxLogFrame::DoClose()
+{
+    if ( m_log->OnFrameClose(this) )
+    {
+        // instead of closing just hide the window to be able to Show() it
+        // later
+        Show(false);
+    }

 }
 
 void wxLogFrame::OnClose(wxCommandEvent& WXUNUSED(event))
 }
 
 void wxLogFrame::OnClose(wxCommandEvent& WXUNUSED(event))


@@ -465,65 +550,26 @@ void wxLogFrame::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
     DoClose();
 }
 
     DoClose();
 }
 

-#if wxUSE_FILE
+#if CAN_SAVE_FILES

 void wxLogFrame::OnSave(wxCommandEvent& WXUNUSED(event))
 {
 void wxLogFrame::OnSave(wxCommandEvent& WXUNUSED(event))
 {

-    // get the file name
-    // -----------------
-    const wxChar *szFileName = wxSaveFileSelector(wxT("log"), wxT("txt"), wxT("log.txt"));
-    if ( szFileName == NULL ) {
+    wxString filename;
+    wxFile file;
+    int rc = OpenLogFile(file, &filename, this);
+    if ( rc == -1 )
+    {

         // cancelled
         return;
     }
 
         // cancelled
         return;
     }
 

-    // open file
-    // ---------
-    wxFile file;
-    bool bOk = FALSE;
-    if ( wxFile::Exists(szFileName) ) {
-        bool bAppend = FALSE;
-        wxString strMsg;
-        strMsg.Printf(_("Append log to file '%s' "
-                    "(choosing [No] will overwrite it)?"), szFileName);
-        switch ( wxMessageBox(strMsg, _("Question"), wxYES_NO | wxCANCEL) ) {
-            case wxYES:
-                bAppend = TRUE;
-                break;
-
-            case wxNO:
-                bAppend = FALSE;
-                break;
-
-            case wxCANCEL:
-                return;
-
-            default:
-                wxFAIL_MSG(_("invalid message box return value"));
-        }
-
-        if ( bAppend ) {
-            bOk = file.Open(szFileName, wxFile::write_append);
-        }
-        else {
-            bOk = file.Create(szFileName, TRUE /* overwrite */);
-        }
-    }
-    else {
-        bOk = file.Create(szFileName);
-    }
+    bool bOk = rc != 0;

 
     // retrieve text and save it
     // -------------------------
     int nLines = m_pTextCtrl->GetNumberOfLines();
     for ( int nLine = 0; bOk && nLine < nLines; nLine++ ) {
         bOk = file.Write(m_pTextCtrl->GetLineText(nLine) +
 
     // retrieve text and save it
     // -------------------------
     int nLines = m_pTextCtrl->GetNumberOfLines();
     for ( int nLine = 0; bOk && nLine < nLines; nLine++ ) {
         bOk = file.Write(m_pTextCtrl->GetLineText(nLine) +

-                // we're not going to pull in the whole wxTextFile if all we need is this...
-#if wxUSE_TEXTFILE
-                wxTextFile::GetEOL()
-#else // !wxUSE_TEXTFILE
-                '\n'
-#endif // wxUSE_TEXTFILE
-                        );
+                         wxTextFile::GetEOL());

     }
 
     if ( bOk )
     }
 
     if ( bOk )


@@ -533,10 +579,10 @@ void wxLogFrame::OnSave(wxCommandEvent& WXUNUSED(event))
         wxLogError(_("Can't save log contents to file."));
     }
     else {
         wxLogError(_("Can't save log contents to file."));
     }
     else {

-        wxLogStatus(this, _("Log saved to the file '%s'."), szFileName);
+        wxLogStatus((wxFrame*)this, _("Log saved to the file '%s'."), filename.c_str());

     }
 }
     }
 }

-#endif // wxUSE_FILE
+#endif // CAN_SAVE_FILES

 
 void wxLogFrame::OnClear(wxCommandEvent& WXUNUSED(event))
 {
 
 void wxLogFrame::OnClear(wxCommandEvent& WXUNUSED(event))
 {


@@ -550,18 +596,23 @@ wxLogFrame::~wxLogFrame()
 
 // wxLogWindow
 // -----------
 
 // wxLogWindow
 // -----------

-wxLogWindow::wxLogWindow(wxFrame *pParent,
-                         const wxChar *szTitle,
+
+wxLogWindow::wxLogWindow(wxWindow *pParent,
+                         const wxString& szTitle,

                          bool bShow,
                          bool bDoPass)
 {
                          bool bShow,
                          bool bDoPass)
 {

-    m_bPassMessages = bDoPass;
+    // Initialize it to NULL to ensure that we don't crash if any log messages
+    // are generated before the frame is fully created (while this doesn't
+    // happen normally, it might, in principle).
+    m_pLogFrame = NULL;
+
+    PassMessages(bDoPass);

 
     m_pLogFrame = new wxLogFrame(pParent, this, szTitle);
 
     m_pLogFrame = new wxLogFrame(pParent, this, szTitle);

-    m_pOldLog = wxLog::SetActiveTarget(this);

 
     if ( bShow )
 
     if ( bShow )

-        m_pLogFrame->Show(TRUE);
+        m_pLogFrame->Show();

 }
 
 void wxLogWindow::Show(bool bShow)
 }
 
 void wxLogWindow::Show(bool bShow)


@@ -569,69 +620,20 @@ void wxLogWindow::Show(bool bShow)
     m_pLogFrame->Show(bShow);
 }
 
     m_pLogFrame->Show(bShow);
 }
 

-void wxLogWindow::Flush()
-{
-    if ( m_pOldLog != NULL )
-        m_pOldLog->Flush();
-
-    m_bHasMessages = FALSE;
-}
-
-void wxLogWindow::DoLog(wxLogLevel level, const wxChar *szString, time_t t)
+void wxLogWindow::DoLogTextAtLevel(wxLogLevel level, const wxString& msg)

 {
 {

-    // first let the previous logger show it
-    if ( m_pOldLog != NULL && m_bPassMessages ) {
-        // bogus cast just to access protected DoLog
-        ((wxLogWindow *)m_pOldLog)->DoLog(level, szString, t);
-    }
-
-    if ( m_pLogFrame ) {
-        switch ( level ) {
-            case wxLOG_Status:
-                // by default, these messages are ignored by wxLog, so process
-                // them ourselves
-                if ( !wxIsEmpty(szString) )
-                {
-                    wxString str;
-                    str << _("Status: ") << szString;
-                    DoLogString(str, t);
-                }
-                break;
-
-                // don't put trace messages in the text window for 2 reasons:
-                // 1) there are too many of them
-                // 2) they may provoke other trace messages thus sending a program
-                //    into an infinite loop
-            case wxLOG_Trace:
-                break;
-
-            default:
-                // and this will format it nicely and call our DoLogString()
-                wxLog::DoLog(level, szString, t);
-        }
-    }
-
-    m_bHasMessages = TRUE;
-}
-
-void wxLogWindow::DoLogString(const wxChar *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__
-    long nLen = pText->GetLastPosition();
-    pText->SetSelection(nLen, nLen);
-#endif // Windows
-
-    wxString msg;
-    TimeStamp(&msg);
-    msg << szString << wxT('\n');
+    if ( !m_pLogFrame )
+        return;

 
 

-    pText->AppendText(msg);
+    // don't put trace messages in the text window for 2 reasons:
+    // 1) there are too many of them
+    // 2) they may provoke other trace messages (e.g. wxMSW code uses
+    //    wxLogTrace to log Windows messages and adding text to the control
+    //    sends more of them) thus sending a program into an infinite loop
+    if ( level == wxLOG_Trace )
+        return;

 
 

-    // TODO ensure that the line can be seen
+    m_pLogFrame->ShowLogMessage(msg);

 }
 
 wxFrame *wxLogWindow::GetFrame() const
 }
 
 wxFrame *wxLogWindow::GetFrame() const


@@ -639,32 +641,33 @@ wxFrame *wxLogWindow::GetFrame() const
     return m_pLogFrame;
 }
 
     return m_pLogFrame;
 }
 

-void wxLogWindow::OnFrameCreate(wxFrame * WXUNUSED(frame))
+bool wxLogWindow::OnFrameClose(wxFrame * WXUNUSED(frame))

 {
 {

+    // allow to close
+    return true;

 }
 
 void wxLogWindow::OnFrameDelete(wxFrame * WXUNUSED(frame))
 {
 }
 
 void wxLogWindow::OnFrameDelete(wxFrame * WXUNUSED(frame))
 {

-    m_pLogFrame = (wxLogFrame *)NULL;
+    m_pLogFrame = NULL;

 }
 
 wxLogWindow::~wxLogWindow()
 {
 }
 
 wxLogWindow::~wxLogWindow()
 {

-    delete m_pOldLog;
-

     // may be NULL if log frame already auto destroyed itself
     delete m_pLogFrame;
 }
 
     // may be NULL if log frame already auto destroyed itself
     delete m_pLogFrame;
 }
 

+#endif // wxUSE_LOGWINDOW
+

 // ----------------------------------------------------------------------------
 // wxLogDialog
 // ----------------------------------------------------------------------------
 
 #if wxUSE_LOG_DIALOG
 
 // ----------------------------------------------------------------------------
 // wxLogDialog
 // ----------------------------------------------------------------------------
 
 #if wxUSE_LOG_DIALOG
 

-static const size_t MARGIN = 10;
-

 wxString wxLogDialog::ms_details;
 wxString wxLogDialog::ms_details;

+size_t wxLogDialog::ms_maxLength = 0;

 
 wxLogDialog::wxLogDialog(wxWindow *parent,
                          const wxArrayString& messages,
 
 wxLogDialog::wxLogDialog(wxWindow *parent,
                          const wxArrayString& messages,


@@ -672,13 +675,26 @@ wxLogDialog::wxLogDialog(wxWindow *parent,
                          const wxArrayLong& times,
                          const wxString& caption,
                          long style)
                          const wxArrayLong& times,
                          const wxString& caption,
                          long style)

-           : wxDialog(parent, -1, caption )
+           : wxDialog(parent, wxID_ANY, caption,
+                      wxDefaultPosition, wxDefaultSize,
+                      wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER)

 {
 {

-    if ( ms_details.IsEmpty() )
+    // init the static variables:
+
+    if ( ms_details.empty() )

     {
     {

-        // ensure that we won't try to call wxGetTranslation() twice
-        ms_details = _T("&Details");
+        // ensure that we won't loop here if wxGetTranslation()
+        // happens to pop up a Log message while translating this :-)
+        ms_details = wxTRANSLATE("&Details");

         ms_details = wxGetTranslation(ms_details);
         ms_details = wxGetTranslation(ms_details);

+#ifdef __SMARTPHONE__
+        ms_details = wxStripMenuCodes(ms_details);
+#endif
+    }
+
+    if ( ms_maxLength == 0 )
+    {
+        ms_maxLength = (2 * wxGetDisplaySize().x/3) / GetCharWidth();

     }
 
     size_t count = messages.GetCount();
     }
 
     size_t count = messages.GetCount();


@@ -688,188 +704,301 @@ wxLogDialog::wxLogDialog(wxWindow *parent,
 
     for ( size_t n = 0; n < count; n++ )
     {
 
     for ( size_t n = 0; n < count; n++ )
     {

-        wxString msg = messages[n];
-        do
-        {
-            m_messages.Add(msg.BeforeFirst(_T('\n')));
-            msg = msg.AfterFirst(_T('\n'));
-
-            m_severity.Add(severity[n]);
-            m_times.Add(times[n]);
-        }
-        while ( !!msg );
+        m_messages.Add(messages[n]);
+        m_severity.Add(severity[n]);
+        m_times.Add(times[n]);

     }
 
     }
 

-    m_showingDetails = FALSE; // not initially
-    m_listctrl = (wxListCtrl *)NULL;
+    m_listctrl = NULL;
+
+    bool isPda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);

 
     // create the controls which are always shown and layout them: we use
 
     // create the controls which are always shown and layout them: we use

-    // sizers even though our window is not resizeable to calculate the size of
+    // sizers even though our window is not resizable to calculate the size of

     // the dialog properly
     wxBoxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
     // the dialog properly
     wxBoxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);

-    wxBoxSizer *sizerButtons = new wxBoxSizer(wxVERTICAL);
-    wxBoxSizer *sizerAll = new wxBoxSizer(wxHORIZONTAL);
+    wxBoxSizer *sizerAll = new wxBoxSizer(isPda ? wxVERTICAL : wxHORIZONTAL);
+
+    if (!isPda)
+    {
+        wxStaticBitmap *icon = new wxStaticBitmap
+                                   (
+                                    this,
+                                    wxID_ANY,
+                                    wxArtProvider::GetMessageBoxIcon(style)
+                                   );
+        sizerAll->Add(icon, wxSizerFlags().Centre());
+    }

 
 

-    wxButton *btnOk = new wxButton(this, wxID_OK, _("OK"));
-    sizerButtons->Add(btnOk, 0, wxCENTRE|wxBOTTOM, MARGIN/2);
-    m_btnDetails = new wxButton(this, wxID_MORE, ms_details + _T(" >>"));
-    sizerButtons->Add(m_btnDetails, 0, wxCENTRE|wxTOP, MARGIN/2 - 1);
+    // 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);
+    szText->SetMinSize(wxMin(300, wxGetDisplaySize().x / 3), -1);

 
 

-#ifndef __WIN16__
-    wxIcon icon = wxTheApp->GetStdIcon((int)(style & wxICON_MASK));
-    sizerAll->Add(new wxStaticBitmap(this, -1, icon), 0, wxCENTRE);
+    sizerAll->Add(szText, wxSizerFlags(1).Centre().Border(wxLEFT | wxRIGHT));
+
+    wxButton *btnOk = new wxButton(this, wxID_OK);
+    sizerAll->Add(btnOk, wxSizerFlags().Centre());
+
+    sizerTop->Add(sizerAll, wxSizerFlags().Expand().Border());
+
+
+    // add the details pane
+#ifndef __SMARTPHONE__
+
+#if wxUSE_COLLPANE
+    wxCollapsiblePane * const
+        collpane = new wxCollapsiblePane(this, wxID_ANY, ms_details);
+    sizerTop->Add(collpane, wxSizerFlags(1).Expand().Border());
+
+    wxWindow *win = collpane->GetPane();
+#else
+    wxPanel* win = new wxPanel(this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
+                               wxBORDER_NONE);

 #endif
 #endif

+    wxSizer * const paneSz = new wxBoxSizer(wxVERTICAL);

 
 

-    const wxString& message = messages.Last();
-    sizerAll->Add(CreateTextSizer(message), 0, wxCENTRE|wxLEFT|wxRIGHT, MARGIN);
-    sizerAll->Add(sizerButtons, 0, wxALIGN_RIGHT|wxLEFT, MARGIN);
+    CreateDetailsControls(win);

 
 

-    sizerTop->Add(sizerAll, 0, wxCENTRE|wxALL, MARGIN);
+    paneSz->Add(m_listctrl, wxSizerFlags(1).Expand().Border(wxTOP));

 
 

-    SetAutoLayout(TRUE);
-    SetSizer(sizerTop);
+#if wxUSE_CLIPBOARD || CAN_SAVE_FILES
+    wxBoxSizer * const btnSizer = new wxBoxSizer(wxHORIZONTAL);

 
 

-    sizerTop->SetSizeHints(this);
-    sizerTop->Fit(this);
+    wxSizerFlags flagsBtn;
+    flagsBtn.Border(wxLEFT);

 
 

-    btnOk->SetFocus();
+#if wxUSE_CLIPBOARD
+    btnSizer->Add(new wxButton(win, wxID_COPY), flagsBtn);
+#endif // wxUSE_CLIPBOARD

 
 

-    // this can't happen any more as we don't use this dialog in this case
-#if 0
-    if ( count == 1 )
-    {
-        // no details... it's easier to disable a button than to change the
-        // dialog layout depending on whether we have details or not
-        m_btnDetails->Disable();
-    }
-#endif // 0
+#if CAN_SAVE_FILES
+    btnSizer->Add(new wxButton(win, wxID_SAVE), flagsBtn);
+#endif // CAN_SAVE_FILES
+
+    paneSz->Add(btnSizer, wxSizerFlags().Right().Border(wxTOP|wxBOTTOM));
+#endif // wxUSE_CLIPBOARD || CAN_SAVE_FILES
+
+    win->SetSizer(paneSz);
+    paneSz->SetSizeHints(win);
+#else // __SMARTPHONE__
+    SetLeftMenu(wxID_OK);
+    SetRightMenu(wxID_MORE, ms_details + EXPAND_SUFFIX);
+#endif // __SMARTPHONE__/!__SMARTPHONE__
+
+    SetSizerAndFit(sizerTop);

 
     Centre();
 
     Centre();

-}

 
 

-void wxLogDialog::OnListSelect(wxListEvent& event)
-{
-    // we can't just disable the control because this looks ugly under Windows
-    // (wrong bg colour, no scrolling...), but we still want to disable
-    // selecting items - it makes no sense here
-    m_listctrl->SetItemState(event.GetIndex(), 0, wxLIST_STATE_SELECTED);
+    if (isPda)
+    {
+        // Move up the screen so that when we expand the dialog,
+        // there's enough space.
+        Move(wxPoint(GetPosition().x, GetPosition().y / 2));
+    }

 }
 
 }
 

-void wxLogDialog::OnOk(wxCommandEvent& WXUNUSED(event))
+void wxLogDialog::CreateDetailsControls(wxWindow *parent)

 {
 {

-    EndModal(wxID_OK);
-}
+    wxString fmt = wxLog::GetTimestamp();
+    bool hasTimeStamp = !fmt.IsEmpty();
+
+    // create the list ctrl now
+    m_listctrl = new wxListCtrl(parent, wxID_ANY,
+                                wxDefaultPosition, wxDefaultSize,
+                                wxBORDER_SIMPLE |
+                                wxLC_REPORT |
+                                wxLC_NO_HEADER |
+                                wxLC_SINGLE_SEL);
+#ifdef __WXWINCE__
+    // This makes a big aesthetic difference on WinCE but I
+    // don't want to risk problems on other platforms
+    m_listctrl->Hide();
+#endif

 
 

-void wxLogDialog::OnDetails(wxCommandEvent& WXUNUSED(event))
-{
-    wxSizer *sizer = GetSizer();
+    // no need to translate these strings as they're not shown to the
+    // user anyhow (we use wxLC_NO_HEADER style)
+    m_listctrl->InsertColumn(0, wxT("Message"));
+
+    if (hasTimeStamp)
+        m_listctrl->InsertColumn(1, wxT("Time"));

 
 

-    if ( m_showingDetails )
+    // prepare the imagelist
+    static const int ICON_SIZE = 16;
+    wxImageList *imageList = new wxImageList(ICON_SIZE, ICON_SIZE);
+
+    // order should be the same as in the switch below!
+    static const char* const icons[] =
+    {
+        wxART_ERROR,
+        wxART_WARNING,
+        wxART_INFORMATION
+    };
+
+    bool loadedIcons = true;
+
+    for ( size_t icon = 0; icon < WXSIZEOF(icons); icon++ )

     {
     {

-        m_btnDetails->SetLabel(ms_details + _T(">>"));
+        wxBitmap bmp = wxArtProvider::GetBitmap(icons[icon], wxART_MESSAGE_BOX,
+                                                wxSize(ICON_SIZE, ICON_SIZE));
+
+        // This may very well fail if there are insufficient colours available.
+        // Degrade gracefully.
+        if ( !bmp.IsOk() )
+        {
+            loadedIcons = false;
+
+            break;
+        }

 
 

-        sizer->Remove(m_listctrl);
+        imageList->Add(bmp);

     }
     }

-    else // show details now
+
+    m_listctrl->SetImageList(imageList, wxIMAGE_LIST_SMALL);
+
+    // fill the listctrl
+    size_t count = m_messages.GetCount();
+    for ( size_t n = 0; n < count; n++ )

     {
     {

-        m_btnDetails->SetLabel(wxString(_T("<< ")) + ms_details);
+        int image;

 
 

-        if ( !m_listctrl )
+        if ( loadedIcons )

         {
         {

-            // create it now
-            m_listctrl = new wxListCtrl(this, -1,
-                                        wxDefaultPosition, wxDefaultSize,
-                                        wxSUNKEN_BORDER |
-                                        wxLC_REPORT |
-                                        wxLC_NO_HEADER |
-                                        wxLC_SINGLE_SEL);
-            // no need to translate these strings as they're not shown to the
-            // user anyhow (we use wxLC_NO_HEADER style)
-            m_listctrl->InsertColumn(0, _T("Message"));
-            m_listctrl->InsertColumn(1, _T("Time"));
-
-            // prepare the imagelist
-            static const int ICON_SIZE = 16;
-            wxImageList *imageList = new wxImageList(ICON_SIZE, ICON_SIZE);
-
-            // order should be the same as in the switch below!
-            static const int icons[] =
+            switch ( m_severity[n] )

             {
             {

-                wxICON_ERROR,
-                wxICON_EXCLAMATION,
-                wxICON_INFORMATION
-            };
+                case wxLOG_Error:
+                    image = 0;
+                    break;

 
 

-#ifndef __WIN16__
-            for ( size_t icon = 0; icon < WXSIZEOF(icons); icon++ )
-            {
-                wxBitmap bmp = wxTheApp->GetStdIcon(icons[icon]);
-                imageList->Add(wxImage(bmp).
-                                Rescale(ICON_SIZE, ICON_SIZE).
-                                 ConvertToBitmap());
+                case wxLOG_Warning:
+                    image = 1;
+                    break;
+
+                default:
+                    image = 2;

             }
             }

+        }
+        else // failed to load images
+        {
+            image = -1;
+        }

 
 

-            m_listctrl->SetImageList(imageList, wxIMAGE_LIST_SMALL);
-#endif
+        wxString msg = m_messages[n];
+        msg.Replace(wxT("\n"), wxT(" "));
+        msg = EllipsizeString(msg);

 
 

-            // and fill it
-            wxString fmt = wxLog::GetTimestamp();
-            if ( !fmt )
-            {
-                // default format
-                fmt = _T("%X");
-            }
+        m_listctrl->InsertItem(n, msg, image);

 
 

-            size_t count = m_messages.GetCount();
-            for ( size_t n = 0; n < count; n++ )
-            {
-                int image = -1;
-#ifndef __WIN16__
-                switch ( m_severity[n] )
-                {
-                    case wxLOG_Error:
-                        image = 0;
-                        break;
+        if (hasTimeStamp)
+            m_listctrl->SetItem(n, 1, TimeStamp(fmt, (time_t)m_times[n]));
+    }

 
 

-                    case wxLOG_Warning:
-                        image = 1;
-                        break;
+    // let the columns size themselves
+    m_listctrl->SetColumnWidth(0, wxLIST_AUTOSIZE);
+    if (hasTimeStamp)
+        m_listctrl->SetColumnWidth(1, wxLIST_AUTOSIZE);

 
 

-                    default:
-                        image = 2;
-                }
-#endif
+    // calculate an approximately nice height for the listctrl
+    int height = GetCharHeight()*(count + 4);

 
 

-                m_listctrl->InsertItem(n, m_messages[n], image);
-                m_listctrl->SetItem(n, 1,
-                                    wxDateTime((time_t)m_times[n]).Format(fmt));
-            }
+    // but check that the dialog won't fall fown from the screen
+    //
+    // we use GetMinHeight() to get the height of the dialog part without the
+    // details and we consider that the "Save" button below and the separator
+    // line (and the margins around it) take about as much, hence double it
+    int heightMax = wxGetDisplaySize().y - GetPosition().y - 2*GetMinHeight();

 
 

-            // let the columns size themselves
-            m_listctrl->SetColumnWidth(0, wxLIST_AUTOSIZE);
-            m_listctrl->SetColumnWidth(1, wxLIST_AUTOSIZE);
+    // we should leave a margin
+    heightMax *= 9;
+    heightMax /= 10;

 
 

-            // get the approx height of the listctrl
-            wxFont font = GetFont();
-            if ( !font.Ok() )
-                font = *wxSWISS_FONT;
+    m_listctrl->SetSize(wxDefaultCoord, wxMin(height, heightMax));
+}

 
 

-            int y;
-            GetTextExtent(_T("H"), (int*)NULL, &y, (int*)NULL, (int*)NULL, &font);
-            int height = wxMin(y*(count + 3), 100);
-            m_listctrl->SetSize(-1, height);
-        }
+void wxLogDialog::OnListItemActivated(wxListEvent& event)
+{
+    // show the activated item in a message box
+    // This allow the user to correctly display the logs which are longer
+    // than the listctrl and thus gets truncated or those which contains
+    // newlines.
+
+    // NB: don't do:
+    //    wxString str = m_listctrl->GetItemText(event.GetIndex());
+    // 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)
+    // and supports long strings
+    wxMessageBox(str, wxT("Log message"), wxOK, this);
+}

 
 

-        sizer->Add(m_listctrl, 1, wxEXPAND|(wxALL & ~wxTOP), MARGIN);
+void wxLogDialog::OnOk(wxCommandEvent& WXUNUSED(event))
+{
+    EndModal(wxID_OK);
+}
+
+#if CAN_SAVE_FILES || wxUSE_CLIPBOARD
+
+wxString wxLogDialog::GetLogMessages() const
+{
+    wxString fmt = wxLog::GetTimestamp();
+    if ( fmt.empty() )
+    {
+        // use the default format
+        fmt = "%c";
+    }
+
+    const size_t count = m_messages.GetCount();
+
+    wxString text;
+    text.reserve(count*m_messages[0].length());
+    for ( size_t n = 0; n < count; n++ )
+    {
+        text << TimeStamp(fmt, (time_t)m_times[n])
+             << ": "
+             << m_messages[n]
+             << wxTextFile::GetEOL();
+    }
+
+    return text;
+}
+
+#endif // CAN_SAVE_FILES || wxUSE_CLIPBOARD
+
+#if wxUSE_CLIPBOARD
+
+void wxLogDialog::OnCopy(wxCommandEvent& WXUNUSED(event))
+{
+    wxClipboardLocker clip;
+    if ( !clip ||
+            !wxTheClipboard->AddData(new wxTextDataObject(GetLogMessages())) )
+    {
+        wxLogError(_("Failed to copy dialog contents to the clipboard."));

     }
     }

+}
+
+#endif // wxUSE_CLIPBOARD

 
 

-    m_showingDetails = !m_showingDetails;
+#if CAN_SAVE_FILES

 
 

-    // in any case, our size changed - update
-    sizer->SetSizeHints(this);
-    sizer->Fit(this);
+void wxLogDialog::OnSave(wxCommandEvent& WXUNUSED(event))
+{
+    wxFile file;
+    int rc = OpenLogFile(file, NULL, this);
+    if ( rc == -1 )
+    {
+        // cancelled
+        return;
+    }
+
+    if ( !rc || !file.Write(GetLogMessages()) || !file.Close() )
+    {
+        wxLogError(_("Can't save log contents to file."));
+    }

 }
 
 }
 

+#endif // CAN_SAVE_FILES
+

 wxLogDialog::~wxLogDialog()
 {
     if ( m_listctrl )
 wxLogDialog::~wxLogDialog()
 {
     if ( m_listctrl )


@@ -879,3 +1008,83 @@ wxLogDialog::~wxLogDialog()
 }
 
 #endif // wxUSE_LOG_DIALOG
 }
 
 #endif // wxUSE_LOG_DIALOG

+
+#if CAN_SAVE_FILES
+
+// pass an uninitialized file object, the function will ask the user for the
+// filename and try to open it, returns true on success (file was opened),
+// false if file couldn't be opened/created and -1 if the file selection
+// dialog was cancelled
+static int OpenLogFile(wxFile& file, wxString *pFilename, wxWindow *parent)
+{
+    // get the file name
+    // -----------------
+    wxString filename = wxSaveFileSelector(wxT("log"), wxT("txt"), wxT("log.txt"), parent);
+    if ( !filename ) {
+        // cancelled
+        return -1;
+    }
+
+    // open file
+    // ---------
+    bool bOk = true; // suppress warning about it being possible uninitialized
+    if ( wxFile::Exists(filename) ) {
+        bool bAppend = false;
+        wxString strMsg;
+        strMsg.Printf(_("Append log to file '%s' (choosing [No] will overwrite it)?"),
+                      filename.c_str());
+        switch ( wxMessageBox(strMsg, _("Question"),
+                              wxICON_QUESTION | wxYES_NO | wxCANCEL) ) {
+            case wxYES:
+                bAppend = true;
+                break;
+
+            case wxNO:
+                bAppend = false;
+                break;
+
+            case wxCANCEL:
+                return -1;
+
+            default:
+                wxFAIL_MSG(_("invalid message box return value"));
+        }
+
+        if ( bAppend ) {
+            bOk = file.Open(filename, wxFile::write_append);
+        }
+        else {
+            bOk = file.Create(filename, true /* overwrite */);
+        }
+    }
+    else {
+        bOk = file.Create(filename);
+    }
+
+    if ( pFilename )
+        *pFilename = filename;
+
+    return bOk;
+}
+
+#endif // CAN_SAVE_FILES
+
+#endif // !(wxUSE_LOGGUI || wxUSE_LOGWINDOW)
+
+#if wxUSE_LOG && wxUSE_TEXTCTRL
+
+// ----------------------------------------------------------------------------
+// wxLogTextCtrl implementation
+// ----------------------------------------------------------------------------
+
+wxLogTextCtrl::wxLogTextCtrl(wxTextCtrl *pTextCtrl)
+{
+    m_pTextCtrl = pTextCtrl;
+}
+
+void wxLogTextCtrl::DoLogText(const wxString& msg)
+{
+    m_pTextCtrl->AppendText(msg + wxS('\n'));
+}
+
+#endif // wxUSE_LOG && wxUSE_TEXTCTRL