cb2Bib: src/c2bFileDialog.cpp

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Member "cb2bib-2.0.1/src/c2bFileDialog.cpp" (12 Feb 2021, 7033 Bytes) of package /linux/privat/cb2bib-2.0.1.tar.gz:

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2.0.0_vs_2.0.1.

1 /*************************************************************************** 2 * Copyright (C) 2004-2021 by Pere Constans 3 * constans@molspaces.com 4 * cb2Bib version 2.0.1. Licensed under the GNU GPL version 3. 5 * See the LICENSE file that comes with this distribution. 6 ***************************************************************************/ 7 #include "c2bFileDialog.h" 8 #include "c2bSettings.h" 9 10 #include <QLineEdit> 11 #include <QTimer> 12 13 14 c2bFileDialog::c2bFileDialog(QWidget* parentw, const QString& caption, const QString& fpath, const QString& ffilter) 15 : QFileDialog(parentw, caption, fpath, ffilter) 16 { 17 setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint); 18 setWindowFlags(windowFlags() | Qt::WindowMinMaxButtonsHint); 19 setOptions(QFileDialog::DontUseNativeDialog); 20 setModal(true); 21 settings = c2bSettingsP; 22 } 23 24 c2bFileDialog::~c2bFileDialog() {} 25 26 27 QString c2bFileDialog::getFilename(QWidget* parentw, const QString& caption, const QString& path, const QString& filter) 28 { 29 c2bFileDialog* dlg(new c2bFileDialog(parentw, _caption(tr("Select a filename"), caption), _path(path), filter)); 30 dlg->setFileMode(AnyFile); 31 dlg->setOption(QFileDialog::DontConfirmOverwrite, true); 32 dlg->setAcceptMode(AcceptSave); 33 dlg->setLabelText(QFileDialog::Accept, "Select"); 34 const QString fn(dlg->fileName(path)); 35 delete dlg; 36 return fn; 37 } 38 39 QString c2bFileDialog::getOpenFilename(QWidget* parentw, const QString& caption, const QString& path, 40 const QString& filter) 41 { 42 c2bFileDialog* dlg(new c2bFileDialog(parentw, _caption(tr("Select a filename"), caption), _path(path), filter)); 43 dlg->setFileMode(ExistingFile); 44 dlg->setLabelText(QFileDialog::Accept, "Select"); 45 const QString fn(dlg->fileName(path)); 46 delete dlg; 47 return fn; 48 } 49 50 QStringList c2bFileDialog::getOpenFilenames(QWidget* parentw, const QString& caption, const QString& path, 51 const QString& filter) 52 { 53 c2bFileDialog* dlg(new c2bFileDialog(parentw, _caption(tr("Select filenames"), caption), _path(path), filter)); 54 dlg->setFileMode(ExistingFiles); 55 dlg->setLabelText(QFileDialog::Accept, "Select"); 56 const QString fn(dlg->fileName(path)); 57 QStringList fns; 58 if (!fn.isEmpty()) 59 fns = dlg->selectedFiles(); 60 delete dlg; 61 return fns; 62 } 63 64 QString c2bFileDialog::getSaveFilename(QWidget* parentw, const QString& caption, const QString& path, 65 const QString& filter) 66 { 67 c2bFileDialog* dlg(new c2bFileDialog(parentw, _caption(tr("Save As"), caption), _path(path), filter)); 68 dlg->setFileMode(AnyFile); 69 dlg->setAcceptMode(AcceptSave); 70 const QString fn(dlg->fileName(path)); 71 delete dlg; 72 return fn; 73 } 74 75 QString c2bFileDialog::getExistingDirectory(QWidget* parentw, const QString& caption, const QString& path) 76 { 77 c2bFileDialog* dlg(new c2bFileDialog(parentw, _caption("Select directory", caption), _dirpath(path), QString())); 78 dlg->setFileMode(Directory); 79 dlg->setOption(QFileDialog::ShowDirsOnly, true); 80 dlg->setLabelText(QFileDialog::Accept, "Select"); 81 const QString fn(dlg->fileName(QString())); 82 delete dlg; 83 return fn; 84 } 85 86 QString c2bFileDialog::getSystemFilename(QWidget* parentw, const QString& caption, const QString& path, 87 const QString& filter) 88 { 89 c2bFileDialog* dlg(new c2bFileDialog(parentw, _caption(tr("Select a filename"), caption), _path(path), filter)); 90 dlg->setFileMode(AnyFile); 91 dlg->setLabelText(QFileDialog::Accept, "Select"); 92 dlg->setFilter(QDir::Drives | QDir::AllDirs | QDir::NoDotAndDotDot | QDir::System); 93 dlg->setOption(QFileDialog::HideNameFilterDetails, true); 94 const QString fn(dlg->fileName(path)); 95 delete dlg; 96 return fn; 97 } 98 99 QString c2bFileDialog::fileName(const QString& path) 100 { 101 readSettings(); 102 _current_file = path; 103 const QStringList fnf(nameFilters().filter(QFileInfo(path).completeSuffix() + ')', Qt::CaseInsensitive)); 104 if (fnf.count() > 0) 105 selectNameFilter(fnf.at(0)); 106 QTimer::singleShot(250, this, SLOT(selectCurrentFile())); 107 QString sfn; 108 if (QFileDialog::exec() == QDialog::Accepted) 109 { 110 const QStringList selected(selectedFiles()); 111 if (selected.count() > 0) 112 sfn = selected.first(); 113 } 114 writeSettings(); 115 return QDir::toNativeSeparators(QDir::cleanPath(sfn)); 116 } 117 118 void c2bFileDialog::accept() 119 { 120 // Set suffix for getSaveFilename dialog 121 if (acceptMode() == AcceptSave) 122 { 123 QString suffix(selectedNameFilter()); 124 QRegExp sre("\\*\\.([\\w\\.]+)"); 125 if (sre.indexIn(suffix) != -1) 126 { 127 suffix = sre.cap(1); 128 setDefaultSuffix(suffix); 129 } 130 } 131 QFileDialog::accept(); 132 } 133 134 void c2bFileDialog::selectCurrentFile() 135 { 136 // Bug fix for Qt 4.4 not giving correct selection 137 const QString fn(_filename(_current_file)); 138 QLineEdit* le = findChild<QLineEdit*>(); 139 if (le) 140 { 141 le->setText(fn); 142 le->selectAll(); 143 } 144 } 145 146 void c2bFileDialog::readSettings() 147 { 148 // Size 149 resize(settings->value("c2bFileDialog/size", sizeHint()).toSize()); 150 151 // History 152 QStringList dhistory(settings->value("c2bFileDialog/history").toStringList()); 153 dhistory.removeAll(directory().absolutePath()); 154 std::sort(dhistory.begin(), dhistory.end()); 155 setHistory(dhistory); 156 } 157 158 void c2bFileDialog::writeSettings() 159 { 160 // Size 161 settings->setValue("c2bFileDialog/size", size()); 162 163 // History 164 if (result() == QDialog::Accepted) 165 { 166 // Unique paths, keeping the newest history entries 167 QStringList dhistory(history()); 168 dhistory.append(directory().absolutePath()); 169 dhistory.removeAll(QDir::homePath()); 170 dhistory.removeAll(QDir::rootPath()); 171 QStringList chronological(settings->value("c2bFileDialog/history").toStringList()); 172 chronological.append(dhistory.last()); 173 // Discard repeated 174 dhistory.clear(); 175 for (int i = chronological.count() - 1; i > -1; --i) 176 if (!dhistory.contains(chronological.at(i))) 177 { 178 dhistory.prepend(chronological.at(i)); 179 if (dhistory.count() > 10) 180 break; 181 } 182 settings->setValue("c2bFileDialog/history", dhistory); 183 } 184 } 185 186 QString c2bFileDialog::_caption(const QString& generic, const QString& caption) 187 { 188 if (caption.isEmpty()) 189 return generic + " - cb2Bib"; 190 else 191 return caption + " - cb2Bib"; 192 } 193 194 QString c2bFileDialog::_filename(const QString& path) 195 { 196 if (path.isEmpty()) 197 return path; 198 else 199 return QFileInfo(path).fileName(); 200 } 201 202 QString c2bFileDialog::_path(const QString& path) 203 { 204 if (path.isEmpty()) 205 return QDir::homePath(); 206 else 207 return QFileInfo(path).absolutePath(); 208 } 209 210 QString c2bFileDialog::_dirpath(const QString& path) 211 { 212 if (path.isEmpty()) 213 return QDir::homePath(); 214 else 215 return QFileInfo(path + '/').absolutePath(); 216 }