ParaView
pqServerLauncher.h
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1 /*=========================================================================
2 
3  Program: ParaView
4  Module: $RCSfile$
5 
6  Copyright (c) 2005,2006 Sandia Corporation, Kitware Inc.
7  All rights reserved.
8 
9  ParaView is a free software; you can redistribute it and/or modify it
10  under the terms of the ParaView license version 1.2.
11 
12  See License_v1.2.txt for the full ParaView license.
13  A copy of this license can be obtained by contacting
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31 ========================================================================*/
32 #ifndef pqServerLauncher_h
33 #define pqServerLauncher_h
34 
35 #include "pqComponentsModule.h"
36 #include <QObject>
37 #include <QProcess> // needed for QProcess::ProcessError.
38 
39 class pqServer;
41 class QDialog;
42 class QProcessEnvironment;
43 
56 class PQCOMPONENTS_EXPORT pqServerLauncher : public QObject
57 {
58  Q_OBJECT
59  typedef QObject Superclass;
60 
61 public:
62  pqServerLauncher(const pqServerConfiguration& configuration, QObject* parent = 0);
63  virtual ~pqServerLauncher();
64 
72  static const QMetaObject* setServerDefaultLauncherType(const QMetaObject*);
73  static const QMetaObject* defaultServerLauncherType();
74 
79  static pqServerLauncher* newInstance(
80  const pqServerConfiguration& configuration, QObject* parent = NULL);
81 
87  bool connectToServer();
88 
93  pqServer* connectedServer() const;
94 
95 protected slots:
96  void processFailed(QProcess::ProcessError);
97  void readStandardOutput();
98  void readStandardError();
99  void launchServerForReverseConnection();
100 
101 protected:
107  bool promptOptions();
108 
113  virtual bool launchServer(bool show_status_dialog);
114 
118  bool processCommand(
119  QString command, double timeout, double delay, const QProcessEnvironment* options = NULL);
120 
121  virtual bool connectToPrelaunchedServer();
122 
123  bool isReverseConnection() const;
124 
130  virtual void prepareDialogForPromptOptions(QDialog&) {}
131 
137  pqServerConfiguration& configuration() const;
138 
142  QProcessEnvironment& options() const;
143 
147  virtual void updateOptionsUsingUserSelections();
148 
154  virtual void handleProcessStandardOutput(const QByteArray& data);
155  virtual void handleProcessErrorOutput(const QByteArray& data);
156 
157 private:
158  Q_DISABLE_COPY(pqServerLauncher)
159 
160  class pqInternals;
161  pqInternals* Internals;
162  static const QMetaObject* DefaultServerLauncherType;
163 };
164 
165 #endif
pqServerLauncher manages launching of server process using the details specified in the server config...
pqServerConfiguration corresponds to a server connection configuration.
virtual void prepareDialogForPromptOptions(QDialog &)
Subclasses can override this method to further customize the dialog being shown to the user to prompt...
pqServer (should be renamed to pqSession) is a pqServerManagerModelItem subclass that represents a vt...
Definition: pqServer.h:64