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167 lines
4.6 KiB
167 lines
4.6 KiB
/*
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KNode, the KDE newsreader
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Copyright (c) 1999-2005 the KNode authors.
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See file AUTHORS for details
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US
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*/
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#ifndef UTILITIES_H
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#define UTILITIES_H
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#include <kurl.h>
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#include <tqfile.h>
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#include <tqglobal.h>
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#include <tqptrvector.h>
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#include <tqptrlist.h>
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class TQWidget;
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class TQString;
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class TQChar;
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class TQStringList;
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class TQSize;
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class KTempFile;
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//*****************************************************************************
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// utility classes
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//*****************************************************************************
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/** clone of TQSortedList... */
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template<class type> class TQ_EXPORT TQSortedVector : public TQPtrVector<type>
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{
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public:
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TQSortedVector() {}
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TQSortedVector ( uint size ) : TQPtrVector<type>(size) {}
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TQSortedVector( const TQSortedVector<type> &l ) : TQPtrVector<type>(l) {}
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~TQSortedVector() { TQPtrVector<type>::clear(); }
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TQSortedVector<type> &operator=(const TQSortedVector<type> &l)
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{ return (TQSortedVector<type>&)TQPtrList<type>::operator=(l); }
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virtual int compareItems( TQPtrCollection::Item s1, TQPtrCollection::Item s2 )
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{ if ( *((type*)s1) == *((type*)s2) ) return 0; return ( *((type*)s1) < *((type*)s2) ? -1 : 1 ); }
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};
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//==============================================================================
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class KNFile : public TQFile {
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public:
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KNFile(const TQString& fname=TQString());
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~KNFile();
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const TQCString& readLine();
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const TQCString& readLineWnewLine();
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/** searches for the string from the current file position
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returns -1 when the string wasn't found. */
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int findString(const char *s);
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protected:
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bool increaseBuffer();
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TQCString buffer;
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char *dataPtr;
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int filePos, readBytes;
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};
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//========================================================================================
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class KNSaveHelper {
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public:
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KNSaveHelper(TQString saveName, TQWidget *parent);
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~KNSaveHelper();
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/** returns a file open for writing */
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TQFile* getFile(const TQString &dialogTitle);
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private:
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TQWidget *p_arent;
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TQString s_aveName;
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KURL url;
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TQFile* file;
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KTempFile* tmpFile;
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static TQString lastPath;
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};
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//========================================================================================
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class KNLoadHelper {
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public:
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KNLoadHelper(TQWidget *parent);
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~KNLoadHelper();
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/** opens a file dialog and returns a file open for reading */
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KNFile* getFile( const TQString &dialogTitle );
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/** tries to access the file specified by the url and returns
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a file open for reading */
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KNFile* setURL(KURL url);
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/** returns the file after getFile(TQString) of setURL(url) was called */
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KNFile* getFile()const { return f_ile; };
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KURL getURL() const { return u_rl; };
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private:
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TQWidget *p_arent;
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KURL u_rl;
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KNFile *f_ile;
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TQString t_empName;
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static TQString l_astPath;
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};
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//========================================================================================
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class KNHelper {
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public:
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/** list selection dialog, used instead of a popup menu
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when a select action is called via the keyboard.
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returns -1 when the user canceled the dialog. */
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static int selectDialog(TQWidget *parent, const TQString &caption, const TQStringList &options, int initialValue);
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static void saveWindowSize(const TQString &name, const TQSize &s);
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static void restoreWindowSize(const TQString &name, TQWidget *d, const TQSize &defaultSize);
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static const TQString encryptStr(const TQString& aStr);
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static const TQString decryptStr(const TQString& aStr);
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static TQString rot13(const TQString &s);
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/** used for rewarping a text when replying to a message or inserting a file into a box */
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static TQString rewrapStringList(TQStringList text, int wrapAt, TQChar quoteChar, bool stopAtSig, bool alwaysSpace);
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/** use this for all internal files */
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static void displayInternalFileError(TQWidget *w=0);
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/** use this for all external files */
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static void displayExternalFileError(TQWidget *w=0);
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/** use this for remote files */
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static void displayRemoteFileError(TQWidget *w=0);
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/** use this for error on temporary files */
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static void displayTempFileError(TQWidget *w=0);
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};
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#endif
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