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384 lines
10 KiB
384 lines
10 KiB
/****************************************************************************
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** ui.h extension file, included from the uic-generated form implementation.
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**
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** If you wish to add, delete or rename functions or slots use
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** Qt Designer which will update this file, preserving your code. Create an
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** init() function in place of a constructor, and a destroy() function in
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** place of a destructor.
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*****************************************************************************/
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#include <qapplication.h>
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#include <qcursor.h>
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#include <qeventloop.h>
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#include <qfile.h>
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#include <qfiledialog.h>
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#include <qfileinfo.h>
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#include <qlineedit.h>
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#include <qmessagebox.h>
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#include <qpushbutton.h>
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#include <qtimer.h>
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void Distributor::init()
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{
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timer = new QTimer( this );
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connect( timer, SIGNAL(timeout()), SLOT(checkLibData()) );
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cancelButton()->setAutoDefault( FALSE );
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backButton()->setAutoDefault( FALSE );
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setNextEnabled( selectLibrary, FALSE );
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setHelpEnabled( selectLibrary, FALSE );
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setHelpEnabled( modifyPaths, FALSE );
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setHelpEnabled( verifyMods, FALSE );
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setFinishEnabled( verifyMods, TRUE );
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}
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void Distributor::showPage( QWidget *page )
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{
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if ( page == selectLibrary ) {
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nextButton()->setDefault( TRUE );
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libFilename->setFocus();
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} else if ( page == modifyPaths ) {
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nextButton()->setDefault( TRUE );
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prefixPath->selectAll();
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prefixPath->setFocus();
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} else if ( page == verifyMods ) {
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finishButton()->setDefault( TRUE );
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finishButton()->setFocus();
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QString labeltext =
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tr("<p><b>Current Library File:</b> %1</p>"
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"<table border=0>"
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"<tr><td><b>New Installation Prefix:</b></td><td>%2</td></tr>"
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"<tr><td></td><td></td></tr>"
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"<tr><td><b>Binaries Path:</b></td><td>%3</td></tr>"
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"<tr><td><b>Documentation Path:</b></td><td>%4</td></tr>"
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"<tr><td><b>Headers Path:</b></td><td>%5</td></tr>"
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"<tr><td><b>Libraries Path:</b></td><td>%6</td></tr>"
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"<tr><td><b>Plugins Path:</b></td><td>%7</td></tr>"
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"<tr><td><b>Data Path:</b></td><td>%8</td></tr>"
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"</table>"
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"<p>Please verify that these options are correct. Press the "
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"<i>Finish</i> button to apply these modifications to the Qt "
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"library. Use the <i>Back</i> button to make corrections. Use "
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"the <i>Cancel</i> button to abort.</p>")
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.arg( libFilename->text() )
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.arg( prefixPath->text() )
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.arg( binPath->text() )
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.arg( docPath->text() )
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.arg( hdrPath->text() )
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.arg( libPath->text() )
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.arg( plgPath->text() )
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.arg( datPath->text() );
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textLabel4->setText( labeltext );
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}
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QWizard::showPage( page );
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}
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void Distributor::checkLibFilename( const QString &filename )
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{
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setNextEnabled( selectLibrary, FALSE );
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QFileInfo fileinfo( filename );
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if ( ! filename.isEmpty() && fileinfo.exists() &&
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fileinfo.isReadable() && fileinfo.isWritable() &&
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fileinfo.isFile() && !fileinfo.isSymLink() )
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timer->start( 500, TRUE );
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}
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void Distributor::browseLibFilename()
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{
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QString filename =
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QFileDialog::getOpenFileName( QString::null, QString::null, this );
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libFilename->setText( filename );
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}
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static char *find_pattern( char *h, const char *n, ulong hlen )
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{
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if ( ! h || ! n || hlen == 0 )
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return 0;
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#ifdef Q_OS_UNIX
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size_t nlen;
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#else
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ulong nlen;
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#endif
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char nc = *n++;
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nlen = strlen( n );
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char hc;
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do {
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do {
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hc = *h++;
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if ( hlen-- < 1 )
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return 0;
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} while ( hc != nc );
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if ( nlen > hlen )
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return 0;
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} while ( qstrncmp( h, n, nlen ) != 0 );
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return h + nlen;
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}
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void Distributor::checkLibData()
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{
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struct step {
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const char *key;
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QCString value;
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bool done;
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} steps[7];
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steps[0].key = "qt_nstpath=";
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steps[0].done = FALSE;
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steps[1].key = "qt_binpath=";
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steps[1].done = FALSE;
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steps[2].key = "qt_docpath=";
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steps[2].done = FALSE;
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steps[3].key = "qt_hdrpath=";
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steps[3].done = FALSE;
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steps[4].key = "qt_libpath=";
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steps[4].done = FALSE;
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steps[5].key = "qt_plgpath=";
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steps[5].done = FALSE;
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steps[6].key = "qt_datpath=";
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steps[6].done = FALSE;
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uint completed = 0;
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uint total_steps = sizeof(steps) / sizeof(step);
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QFile file( libFilename->text() );
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if ( file.open( IO_ReadOnly ) ) {
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QApplication::setOverrideCursor( WaitCursor );
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// instead of reading in the entire file, do the search in chunks
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char data[60000];
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ulong offset = 0;
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while ( ! file.atEnd() && completed < total_steps ) {
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QApplication::eventLoop()->processEvents( QEventLoop::ExcludeUserInput );
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ulong len = file.readBlock( data, sizeof(data) );
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if ( len < 267 ) {
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// not enough room to make any modifications... stop
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break;
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}
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for ( uint x = 0; x < total_steps; ++x ) {
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if ( steps[x].done ) continue;
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char *s = find_pattern( data, steps[x].key, len );
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if ( s ) {
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ulong where = s - data;
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if ( len - where < 256 ) {
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// not enough space left to write the full
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// path... move the file pointer back to just
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// before the pattern and continue
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offset += where - 11;
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file.at( offset );
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len = file.readBlock( data, sizeof(data) );
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--x; // retry the current step
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continue;
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}
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steps[x].value = s;
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steps[x].done = TRUE;
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++completed;
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}
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}
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// move to the new read position
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offset += len - 11;
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file.at( offset );
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}
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file.close();
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QApplication::restoreOverrideCursor();
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}
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if ( completed == total_steps ) {
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setNextEnabled( selectLibrary, TRUE );
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QString prefix = QFile::decodeName( steps[0].value );
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prefixPath->setText( prefix );
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QString def_bin = prefix + QString::fromLatin1( "/bin" );
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QString def_doc = prefix + QString::fromLatin1( "/doc" );
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QString def_hdr = prefix + QString::fromLatin1( "/include" );
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QString def_lib = prefix + QString::fromLatin1( "/lib" );
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QString def_plg = prefix + QString::fromLatin1( "/plugins" );
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QString def_dat = prefix;
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QString bin = QFile::decodeName( steps[1].value );
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QString doc = QFile::decodeName( steps[2].value );
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QString hdr = QFile::decodeName( steps[3].value );
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QString lib = QFile::decodeName( steps[4].value );
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QString plg = QFile::decodeName( steps[5].value );
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QString dat = QFile::decodeName( steps[6].value );
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autoSet->setChecked( def_bin == bin &&
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def_doc == doc &&
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def_hdr == hdr &&
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def_lib == lib &&
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def_plg == plg &&
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def_dat == dat );
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if ( ! autoSet->isChecked() ) {
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binPath->setText( bin );
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docPath->setText( doc );
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hdrPath->setText( hdr );
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libPath->setText( lib );
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plgPath->setText( plg );
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datPath->setText( dat );
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}
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}
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}
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void Distributor::checkInstallationPrefix( const QString &prefix )
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{
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if ( autoSet->isChecked() ) {
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binPath->setText( prefix + QString::fromLatin1( "/bin" ) );
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docPath->setText( prefix + QString::fromLatin1( "/doc" ) );
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hdrPath->setText( prefix + QString::fromLatin1( "/include" ) );
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libPath->setText( prefix + QString::fromLatin1( "/lib" ) );
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plgPath->setText( prefix + QString::fromLatin1( "/plugins" ) );
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datPath->setText( prefix );
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}
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}
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void Distributor::browseInstallationPrefix()
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{
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QString prefix =
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QFileDialog::getOpenFileName( QString::null, QString::null, this );
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prefixPath->setText( prefix );
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}
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void Distributor::toggleAutoSet( bool autoset )
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{
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if ( autoset ) checkInstallationPrefix( prefixPath->text() );
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}
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void Distributor::accept()
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{
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struct step {
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const char *key;
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QCString value;
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bool done;
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} steps[7];
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steps[0].key = "qt_nstpath=";
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steps[0].value = QFile::encodeName( prefixPath->text() );
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steps[0].done = FALSE;
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steps[1].key = "qt_binpath=";
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steps[1].value = QFile::encodeName( binPath->text() );
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steps[1].done = FALSE;
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steps[2].key = "qt_docpath=";
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steps[2].value = QFile::encodeName( docPath->text() );
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steps[2].done = FALSE;
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steps[3].key = "qt_hdrpath=";
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steps[3].value = QFile::encodeName( hdrPath->text() );
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steps[3].done = FALSE;
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steps[4].key = "qt_libpath=";
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steps[4].value = QFile::encodeName( libPath->text() );
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steps[4].done = FALSE;
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steps[5].key = "qt_plgpath=";
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steps[5].value = QFile::encodeName( plgPath->text() );
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steps[5].done = FALSE;
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steps[6].key = "qt_datpath=";
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steps[6].value = QFile::encodeName( datPath->text() );
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steps[6].done = FALSE;
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uint completed = 0;
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uint total_steps = sizeof(steps) / sizeof(step);
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QFile file( libFilename->text() );
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if ( file.open( IO_ReadWrite ) ) {
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QApplication::setOverrideCursor( WaitCursor );
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// instead of reading in the entire file, do the search in chunks
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char data[60000];
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ulong offset = 0;
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while ( ! file.atEnd() && completed < total_steps ) {
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QApplication::eventLoop()->processEvents( QEventLoop::ExcludeUserInput );
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ulong len = file.readBlock( data, sizeof(data) );
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if ( len < 267 ) {
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// not enough room to make any modifications... stop
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break;
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}
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uint completed_save = completed;
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for ( uint x = 0; x < total_steps; ++x ) {
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if ( steps[x].done ) continue;
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char *s = find_pattern( data, steps[x].key, len );
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if ( s ) {
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ulong where = s - data;
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if ( len - where < 256 ) {
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// not enough space left to write the full
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// path... move the file pointer back to just
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// before the pattern and continue
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offset += where - 11;
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file.at( offset );
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len = file.readBlock( data, sizeof(data) );
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--x; // retry the current step
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continue;
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}
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qstrcpy( s, steps[x].value );
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steps[x].done = TRUE;
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++completed;
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}
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}
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if ( completed != completed_save ) {
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// something changed... move file pointer back to
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// where the data was read and write the new data
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file.at( offset );
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file.writeBlock( data, len );
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}
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// move to the new read position
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offset += len - 11;
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file.at( offset );
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}
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file.close();
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QApplication::restoreOverrideCursor();
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}
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if ( completed != total_steps ) {
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QMessageBox::information( this,
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tr("Qt Distribution Wizard"),
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tr("<p><h3>Modifications failed.</h3></p>"
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"<p>Please make sure that you have permission "
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"to write the selected file, and that the library "
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"is properly built.</p>") );
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return;
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}
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QWizard::accept();
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}
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