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Diffstat (limited to 'src/querypagebase.cpp')
| -rw-r--r-- | src/querypagebase.cpp | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/src/querypagebase.cpp b/src/querypagebase.cpp new file mode 100644 index 0000000..08cbe6d --- /dev/null +++ b/src/querypagebase.cpp @@ -0,0 +1,194 @@ +/*************************************************************************** + * + * Copyright (C) 2005 Elad Lahav ([email protected]) + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ***************************************************************************/ + +#include <qfile.h> +#include "querypagebase.h" +#include "queryview.h" +#include "kscopeconfig.h" + +#define FILE_VERSION "VERSION=2" + +/** + * Class constructor. + * @param pParent The parent widget + * @param szName The widget's name + */ +QueryPageBase::QueryPageBase(QWidget* pParent, const char* szName) : + QHBox(pParent, szName), + m_bLocked(false) +{ +} + +/** + * Class destructor. + */ +QueryPageBase::~QueryPageBase() +{ +} + +/** + * Sets the list's colours and font, according the user's preferences. + */ +void QueryPageBase::applyPrefs() +{ + // Apply colour settings + m_pView->setPaletteBackgroundColor(Config().getColor( + KScopeConfig::QueryWindowBack)); + m_pView->setPaletteForegroundColor(Config().getColor( + KScopeConfig::QueryWindowFore)); + m_pView->setFont(Config().getFont(KScopeConfig::QueryWindow)); +} + +/** + * Restores a locked query from the given query file. + * NOTE: The query file is deleted when loading is complete. + * @param sProjPath The full path of the project directory + * @param sFileName The name of the query file to load + * @return true if successful, false otherwise + */ +bool QueryPageBase::load(const QString& sProjPath, const QString& sFileName) +{ + QString sTemp, sFile, sFunc, sLine, sText; + int nState; + + // Try to open the query file for reading + QFile file(sProjPath + "/" + sFileName); + if (!file.open(IO_ReadOnly)) + return false; + + { + // Use a new scope for the QTextStream object, to ensure its + // destruction before the file is deleted + QTextStream str(&file); + + // Make sure the file's version is correct + sTemp = str.readLine(); + if (sTemp != FILE_VERSION) { + file.remove(); + return false; + } + + // Try to read the file header + if (!readHeader(str)) + return false; + + // Read query records + sTemp = str.readLine(); + nState = 0; + while (sTemp != QString::null) { + switch (nState) { + // File path + case 0: + sFile = sTemp; + break; + + // Function name + case 1: + sFunc = sTemp; + break; + + // Line number + case 2: + sLine = sTemp; + break; + + // Text string + case 3: + sText = sTemp; + addRecord(sFile, sFunc, sLine, sText); + break; + } + + nState = (nState + 1) % 4; + sTemp = str.readLine(); + } + } + + // Delete the query file + file.remove(); + + return true; +} + +/** + * Writes the contents of the page to a file. + * This method is called for pages that shoukld be stored before the owner + * project is closed (@see shouldSave()). + * @param sProjPath The full path of the project directory + * @param sFileName Holds the file name to which the page was saved, upon + * return + * @return true if successful, false otherwise + */ +bool QueryPageBase::save(const QString& sProjPath, QString& sFileName) +{ + QListViewItemIterator itr(m_pView); + + // Get the file name to use + sFileName = getFileName(sProjPath); + if (sFileName.isEmpty()) + return false; + + // Open the query file for writing + QFile file(sProjPath + "/" + sFileName); + if (!file.open(IO_WriteOnly)) + return false; + + QTextStream str(&file); + + // Write the version string + str << FILE_VERSION << "\n"; + + writeHeader(str); + + // Write all records + for(; itr.current(); ++itr) { + str << itr.current()->text(0) << "\n" + << itr.current()->text(1) << "\n" + << itr.current()->text(2) << "\n" + << itr.current()->text(3) << "\n"; + } + + return true; +} + +/** + * Selects the next record in the view. + */ +void QueryPageBase::selectNext() +{ + m_pView->selectNext(); +} + +/** + * Selects the previous record in the view. + */ +void QueryPageBase::selectPrev() +{ + m_pView->selectPrev(); +} + +#include "querypagebase.moc" |