(Added missing files from last check-in)

2026-01-19 01:04:20 +00:00 · 2009-08-22 22:30:57 +00:00 · 2009-08-22 22:30:57 +00:00 · 158a17f08a
commit 158a17f08a
parent 4d16424d9c
262 changed files with 119814 additions and 137 deletions
--- a/src/core/juce_FileLogger.cpp
+++ b/src/core/juce_FileLogger.cpp
@ -0,0 +1,152 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library - "Jules' Utility Class Extensions"
+   Copyright 2004-9 by Raw Material Software Ltd.
+
+  ------------------------------------------------------------------------------
+
+   JUCE can be redistributed and/or modified under the terms of the GNU General
+   Public License (Version 2), as published by the Free Software Foundation.
+   A copy of the license is included in the JUCE distribution, or can be found
+   online at www.gnu.org/licenses.
+
+   JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+  ------------------------------------------------------------------------------
+
+   To release a closed-source product which uses JUCE, commercial licenses are
+   available: visit www.rawmaterialsoftware.com/juce for more information.
+
+  ==============================================================================
+*/
+
+#include "juce_StandardHeader.h"
+
+BEGIN_JUCE_NAMESPACE
+
+
+#include "juce_FileLogger.h"
+#include "../io/files/juce_FileOutputStream.h"
+#include "../io/files/juce_FileInputStream.h"
+#include "../threads/juce_ScopedLock.h"
+#include "juce_SystemStats.h"
+
+
+//==============================================================================
+FileLogger::FileLogger (const File& logFile_,
+                        const String& welcomeMessage,
+                        const int maxInitialFileSizeBytes)
+    : logFile (logFile_)
+{
+    if (maxInitialFileSizeBytes >= 0)
+        trimFileSize (maxInitialFileSizeBytes);
+
+    if (! logFile_.exists())
+    {
+        // do this so that the parent directories get created..
+        logFile_.create();
+    }
+
+    logStream = logFile_.createOutputStream (256);
+    jassert (logStream != 0);
+
+    String welcome;
+    welcome << "\r\n**********************************************************\r\n"
+            << welcomeMessage
+            << "\r\nLog started: " << Time::getCurrentTime().toString (true, true)
+            << "\r\n";
+
+    logMessage (welcome);
+}
+
+FileLogger::~FileLogger()
+{
+    deleteAndZero (logStream);
+}
+
+//==============================================================================
+void FileLogger::logMessage (const String& message)
+{
+    if (logStream != 0)
+    {
+        Logger::outputDebugString (message);
+
+        const ScopedLock sl (logLock);
+        (*logStream) << message << T("\r\n");
+        logStream->flush();
+    }
+}
+
+
+void FileLogger::trimFileSize (int maxFileSizeBytes) const
+{
+    if (maxFileSizeBytes <= 0)
+    {
+        logFile.deleteFile();
+    }
+    else
+    {
+        const int64 fileSize = logFile.getSize();
+
+        if (fileSize > maxFileSizeBytes)
+        {
+            FileInputStream* const in = logFile.createInputStream();
+            jassert (in != 0);
+
+            if (in != 0)
+            {
+                in->setPosition (fileSize - maxFileSizeBytes);
+                String content;
+
+                {
+                    MemoryBlock contentToSave;
+                    contentToSave.setSize (maxFileSizeBytes + 4);
+                    contentToSave.fillWith (0);
+
+                    in->read (contentToSave.getData(), maxFileSizeBytes);
+                    delete in;
+
+                    content = contentToSave.toString();
+                }
+
+                int newStart = 0;
+
+                while (newStart < fileSize
+                        && content[newStart] != '\n'
+                        && content[newStart] != '\r')
+                    ++newStart;
+
+                logFile.deleteFile();
+                logFile.appendText (content.substring (newStart), false, false);
+            }
+        }
+    }
+}
+
+//==============================================================================
+FileLogger* FileLogger::createDefaultAppLogger (const String& logFileSubDirectoryName,
+                                                const String& logFileName,
+                                                const String& welcomeMessage,
+                                                const int maxInitialFileSizeBytes)
+{
+#if JUCE_MAC
+    File logFile ("~/Library/Logs");
+    logFile = logFile.getChildFile (logFileName);
+
+#else
+    File logFile (File::getSpecialLocation (File::userApplicationDataDirectory));
+
+    if (logFile.isDirectory())
+    {
+        logFile = logFile.getChildFile (logFileSubDirectoryName)
+                         .getChildFile (logFileName);
+    }
+#endif
+
+    return new FileLogger (logFile, welcomeMessage, maxInitialFileSizeBytes);
+}
+
+END_JUCE_NAMESPACE