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comparison data/fileio/RemoteFile.h @ 304:4fc6f49436b3

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* Add support for remote files to image layer
author Chris Cannam
date Fri, 05 Oct 2007 15:52:52 +0000
parents ce6f65ab3327
children 96ef9746c560
comparison
equal deleted inserted replaced
303:15b47d30c085 304:4fc6f49436b3
18 18
19 #include <QUrl> 19 #include <QUrl>
20 #include <QMutex> 20 #include <QMutex>
21 #include <QString> 21 #include <QString>
22 #include <QTimer> 22 #include <QTimer>
23
24 #include <map>
23 25
24 class QFtp; 26 class QFtp;
25 class QHttp; 27 class QHttp;
26 class QFile; 28 class QFile;
27 class QProgressDialog; 29 class QProgressDialog;
45 QString getLocalFilename() const; 47 QString getLocalFilename() const;
46 QString getErrorString() const; 48 QString getErrorString() const;
47 49
48 void deleteLocalFile(); 50 void deleteLocalFile();
49 51
52 static bool isRemote(QString fileOrUrl);
50 static bool canHandleScheme(QUrl url); 53 static bool canHandleScheme(QUrl url);
51 54
52 signals: 55 signals:
53 void progress(int percent); 56 void progress(int percent);
54 void ready(); 57 void ready();
61 void done(bool error); 64 void done(bool error);
62 void showProgressDialog(); 65 void showProgressDialog();
63 void cancelled(); 66 void cancelled();
64 67
65 protected: 68 protected:
69 QUrl m_url;
66 QFtp *m_ftp; 70 QFtp *m_ftp;
67 QHttp *m_http; 71 QHttp *m_http;
68 QFile *m_localFile; 72 QFile *m_localFile;
69 QString m_localFilename; 73 QString m_localFilename;
70 QString m_errorString; 74 QString m_errorString;
72 int m_lastStatus; 76 int m_lastStatus;
73 bool m_done; 77 bool m_done;
74 QProgressDialog *m_progressDialog; 78 QProgressDialog *m_progressDialog;
75 QTimer m_progressShowTimer; 79 QTimer m_progressShowTimer;
76 80
81 typedef std::map<QUrl, int> RemoteRefCountMap;
82 typedef std::map<QUrl, QString> RemoteLocalMap;
83 static RemoteRefCountMap m_refCountMap;
84 static RemoteLocalMap m_remoteLocalMap;
85 static QMutex m_mapMutex;
86 bool m_referenced;
87
77 void cleanup(); 88 void cleanup();
78 89
79 QString createLocalFile(QUrl url); 90 QString createLocalFile(QUrl url);
80 91
81 static QMutex m_fileCreationMutex; 92 static QMutex m_fileCreationMutex;