Mercurial > octave
view libgui/src/find-files-model.cc @ 23433:c9fab0bc983e
maint: Use convention 'int& x' for naming references.
* ButtonGroup.cc, Canvas.cc, Canvas.h, annotation-dialog.cc,
annotation-dialog.h, dialog.h, documentation-dock-widget.cc,
files-dock-widget.cc, files-dock-widget.h, find-files-dialog.cc,
find-files-dialog.h, find-files-model.cc, find-files-model.h,
history-dock-widget.cc, history-dock-widget.h, file-editor-tab.cc,
file-editor-tab.h, file-editor.cc, file-editor.h, main-window.cc,
main-window.h, octave-qt-link.h, parser.cc, parser.h, webinfo.cc, webinfo.h,
settings-dialog.cc, bsxfun.cc, call-stack.cc, call-stack.h, fft.cc, fft2.cc,
fftn.cc, gl-render.cc, graphics.cc, graphics.in.h, input.cc, load-save.cc,
ls-hdf5.cc, ls-hdf5.h, octave-link.h, pr-output.cc, regexp.cc, sparse-xdiv.cc,
sparse-xdiv.h, symtab.cc, xdiv.cc, xdiv.h, zfstream.h, __eigs__.cc,
__ode15__.cc, ov-base.h, ov-builtin.cc, ov-cx-sparse.h, ov-fcn-handle.cc,
ov-fcn-handle.h, ov.cc, ov.h, jit-ir.h, jit-typeinfo.cc, jit-typeinfo.h,
pt-jit.cc, pt-jit.h, CMatrix.cc, CMatrix.h, CSparse.cc, CSparse.h,
MatrixType.cc, MatrixType.h, dDiagMatrix.cc, dMatrix.cc, dMatrix.h, dSparse.cc,
dSparse.h, fCMatrix.cc, fCMatrix.h, fDiagMatrix.cc, fMatrix.cc, fMatrix.h,
eigs-base.cc, oct-fftw.cc, oct-rand.h, sparse-dmsolve.cc, kpse.cc, lo-regexp.h:
Use convention 'int& x' for naming references.
author | Rik <rik@octave.org> |
---|---|
date | Mon, 24 Apr 2017 17:20:37 -0700 |
parents | 092078913d54 |
children | 9107bae20480 |
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/* Copyright (C) 2013-2017 John Donoghue This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <QFileIconProvider> #include <QtAlgorithms> #include "find-files-model.h" class find_file_less_than { public: find_file_less_than (int ord) { _sortorder = ord; } QVariant getValue (const QFileInfo& f) const { QVariant val; int col = (_sortorder > 0) ? _sortorder : -_sortorder; switch (col-1) { case 0: val = QVariant (f.fileName ()); break; case 1: val = QVariant (f.absolutePath ()); break; default: break; } return val; } bool lessThan (const QVariant& left, const QVariant& right) const { return left.toString ().compare (right.toString (), Qt::CaseInsensitive) < 0; } bool operator () (const QFileInfo& left, const QFileInfo& right) const { QVariant leftval = getValue (left); QVariant rightval = getValue (right); if (_sortorder > 0) return lessThan (leftval, rightval); else return ! lessThan (leftval, rightval); } private: int _sortorder; }; find_files_model::find_files_model (QObject *p) : QAbstractListModel (p) { _columnNames.append (tr ("Filename")); _columnNames.append (tr ("Directory")); _sortorder = 0; } find_files_model::~find_files_model () { } void find_files_model::clear () { beginResetModel (); _files.clear (); endResetModel (); } void find_files_model::addFile (const QFileInfo& info) { beginInsertRows (QModelIndex (), _files.size (), _files.size ()); QList<QFileInfo>::Iterator it; find_file_less_than less_than (_sortorder); for (it=_files.begin (); it!=_files.end (); it++) { if (less_than (info, *it)) break; } _files.insert (it, info); endInsertRows (); } int find_files_model::rowCount (const QModelIndex &) const { return _files.size (); } int find_files_model::columnCount (const QModelIndex &) const { return _columnNames.size (); } QVariant find_files_model::data (const QModelIndex& idx, int role) const { QVariant retval; if (idx.isValid ()) { if (role == Qt::DisplayRole) { switch (idx.column ()) { case 0: retval = QVariant (_files[idx.row ()].fileName ()); break; case 1: retval = QVariant (_files[idx.row ()].absolutePath ()); break; default: break; } } else if (role == Qt:: DecorationRole) { switch (idx.column ()) { case 0: retval = fileIcon (idx); default: break; } } } return retval; } QVariant find_files_model::headerData (int section, Qt::Orientation orientation, int role) const { if (orientation == Qt::Horizontal && role == Qt::DisplayRole) return _columnNames[section]; else return QVariant (); } void find_files_model::sort (int column, Qt::SortOrder order) { if (column >= 0) { if (order == Qt::DescendingOrder) _sortorder = -(column+1); else _sortorder = column+1; } else _sortorder = 0; if (_sortorder != 0) { beginResetModel (); qSort (_files.begin (), _files.end (), find_file_less_than (_sortorder)); endResetModel (); } } QFileInfo find_files_model::fileInfo (const QModelIndex & p) const { if (p.isValid ()) { return _files[p.row ()]; } return QFileInfo (); } QIcon find_files_model::fileIcon (const QModelIndex& p) const { QFileIconProvider icon_provider; if (p.isValid ()) { return icon_provider.icon (_files[p.row ()]); } return QIcon (); }