1 files changed, 134 insertions, 0 deletions
diff --git a/src/common/global/log.h b/src/common/global/log.h
new file mode 100644
index 0000000..7383d57
--- /dev/null
+++ b/src/common/global/log.h
@@ -0,0 +1,134 @@
+/***************************************************************************
+ *   Copyright (C) 2005 Nicolas Hadacek <hadacek@kde.org>                  *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ ***************************************************************************/
+#ifndef LOG_H
+#define LOG_H
+
+#include <qstringlist.h>
+
+#include "common/common/key_enum.h"
+
+namespace Log
+{
+  // immediat visibily by calling processEvent... BEWARE of side effects
+  enum Action { Immediate, Delayed };
+  enum ShowMode { DontShow, Show };
+  struct LogData {
+    const char *key, *label, *color;
+    bool bold;
+  };
+  BEGIN_DECLARE_ENUM(DebugLevel)
+    Quiet = 0, Normal, Extra, Max, LowLevel
+  END_DECLARE_ENUM(DebugLevel, LogData)
+  BEGIN_DECLARE_ENUM(LineType)
+    Error = 0, SoftError, Warning, Normal, Information, Command
+  END_DECLARE_ENUM(LineType, LogData)
+
+//-----------------------------------------------------------------------------
+class Generic
+{
+public:
+  virtual ~Generic() {}
+  virtual void log(LineType type, const QString &text, Action action = Immediate) = 0;
+  virtual void log(DebugLevel level, const QString &text, Action action = Immediate) = 0;
+  virtual void appendToLastLine(const QString &text) = 0;
+  virtual void sorry(const QString &message, const QString &details) = 0;
+  virtual bool askContinue(const QString &message) = 0;
+  virtual void clear() = 0;
+  virtual void logUserAbort() = 0;
+};
+
+class View : public Generic
+{
+public:
+  View();
+  ShowMode showMode(LineType type) const { return _modes[type.type()]; }
+  void setShowMode(LineType type, ShowMode mode) { _modes[type.type()] = mode; }
+  void setDebugLevel(DebugLevel level);
+  virtual void log(LineType type, const QString &text, Action action = Immediate);
+  virtual void log(DebugLevel level, const QString &text, Action action = Immediate);
+  virtual void logUserAbort();
+
+protected:
+  ShowMode _modes[LineType::Nb_Types];
+  DebugLevel _debugLevel;
+
+  virtual void updateDebugLevel() {}
+  virtual void doLog(LineType type, const QString &text, Action action) = 0;
+  virtual void doLog(DebugLevel level, const QString &text, Action action) = 0;
+};
+
+//-----------------------------------------------------------------------------
+class StringView : public View
+{
+public:
+  StringView() {}
+  QString string() const { return _s; }
+  virtual void appendToLastLine(const QString &text) { _s += text; }
+  virtual void clear() { _s = QString::null; }
+  virtual void sorry(const QString &message, const QString &details);
+  virtual bool askContinue(const QString &message);
+
+private:
+  QString _s;
+
+  virtual void doLog(LineType, const QString &text, Action) { _s += text + "\n"; }
+  virtual void doLog(DebugLevel, const QString &text, Action) { _s += text + "\n"; }
+};
+
+//-----------------------------------------------------------------------------
+class Base : public Generic
+{
+public:
+  Base(Base *parent = 0);
+  virtual ~Base();
+  void setParent(Base *parent);
+  void setView(View *view);
+  View *view() { return logData()->view; }
+
+  virtual void log(LineType type, const QString &message, Action action = Immediate);
+  virtual void log(DebugLevel level, const QString &message, Action action = Immediate);
+  virtual void appendToLastLine(const QString &text);
+  void setError(const QString &error) { logData()->error = error; }
+  virtual bool hasError() const { return !logData()->error.isNull(); }
+  virtual QString error() const { return logData()->error; }
+  virtual void resetError() { logData()->error = QString::null; }
+  virtual void sorry(const QString &message, const QString &details = QString::null);
+  virtual bool askContinue(const QString &message);
+  virtual void clear();
+  void logUserAbort();
+
+protected:
+  Base *_parent;
+  class LogData {
+  public:
+    LogData() : view(0) {}
+    QString error;
+    View *view;
+  };
+  LogData *_data;
+  LogData *logData() { return _parent ? _parent->logData() : _data; }
+  const LogData *logData() const { return _parent ? _parent->logData() : _data; }
+};
+
+class KeyList {
+public:
+  KeyList(const QString &title = QString::null) : _title(title) {}
+  void setTitle(const QString &title) { _title = title; }
+  void append(const QString &key, const QString &label) { _keys += key; _labels += label; }
+  QString text() const;
+  void display(Generic &log) const;
+
+private:
+  QString     _title;
+  QStringList _keys, _labels;
+};
+
+} // namespace
+
+#endif