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/***************************************************************************
* 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
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