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annotate libgui/src/find-files-model.cc @ 22022:278fc29b69ca

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maint: Eliminate unnecessary double newline blocks (only whitespace changes). * Figure.cc, annotation-dialog.cc, dialog.cc, dialog.h, files-dock-widget.cc, find-files-dialog.cc, find-files-model.cc, file-editor-tab.cc, file-editor.cc, find-dialog.cc, octave-qscintilla.cc, octave-txt-lexer.cc, main-window.cc, main-window.h, octave-cmd.cc, octave-cmd.h, octave-dock-widget.cc, octave-qt-link.cc, parser.h, webinfo.cc, settings-dialog.cc, shortcut-manager.cc, shortcut-manager.h, welcome-wizard.cc, workspace-model.cc, __ilu__.cc, __lin_interpn__.cc, besselj.cc, bsxfun.cc, cellfun.cc, conv2.cc, data.cc, debug.cc, debug.h, dynamic-ld.cc, fft2.cc, file-io.cc, ft-text-renderer.cc, gl-render.cc, gl2ps-print.cc, graphics.cc, graphics.in.h, help.cc, jit-typeinfo.cc, jit-typeinfo.h, kron.cc, ls-ascii-helper.cc, ls-hdf5.cc, ls-hdf5.h, ls-mat5.cc, max.cc, oct-map.cc, oct-map.h, oct-stream.cc, octave-link.h, pr-output.cc, pt-jit.cc, qz.cc, sparse-xdiv.cc, sparse-xpow.cc, strfind.cc, strfns.cc, symtab.h, toplev.cc, toplev.h, typecast.cc, utils.cc, variables.cc, xdiv.h, xpow.cc, xpow.h, zfstream.cc, __eigs__.cc, __init_fltk__.cc, audioread.cc, ccolamd.cc, chol.cc, qr.cc, ov-base-diag.cc, ov-base-int.cc, ov-base-sparse.cc, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-bool-mat.h, ov-bool-sparse.cc, ov-bool-sparse.h, ov-bool.cc, ov-bool.h, ov-builtin.h, ov-cell.cc, ov-cell.h, ov-class.cc, ov-class.h, ov-classdef.cc, ov-complex.cc, ov-complex.h, ov-cs-list.cc, ov-cs-list.h, ov-cx-diag.cc, ov-cx-diag.h, ov-cx-mat.cc, ov-cx-mat.h, ov-cx-sparse.cc, ov-cx-sparse.h, ov-dld-fcn.cc, ov-dld-fcn.h, ov-fcn-handle.h, ov-fcn-inline.h, ov-float.cc, ov-float.h, ov-flt-complex.cc, ov-flt-complex.h, ov-flt-cx-diag.cc, ov-flt-cx-diag.h, ov-flt-cx-mat.cc, ov-flt-cx-mat.h, ov-flt-re-diag.cc, ov-flt-re-diag.h, ov-flt-re-mat.cc, ov-int16.cc, ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-intx.h, ov-lazy-idx.cc, ov-lazy-idx.h, ov-mex-fcn.h, ov-null-mat.h, ov-perm.cc, ov-perm.h, ov-range.cc, ov-range.h, ov-re-diag.cc, ov-re-diag.h, ov-re-mat.cc, ov-re-sparse.cc, ov-re-sparse.h, ov-scalar.cc, ov-scalar.h, ov-str-mat.h, ov-struct.cc, ov-struct.h, ov-type-conv.h, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc, ov-uint8.cc, ov-usr-fcn.cc, ov-usr-fcn.h, ov.h, op-cm-m.cc, op-fcm-fm.cc, op-fm-fm.cc, op-int.h, op-m-m.cc, op-pm-template.cc, pt-binop.h, pt-select.cc, pt-stmt.cc, pt-unop.h, Array-util.cc, Array.cc, Array.h, CColVector.cc, CMatrix.cc, CMatrix.h, CSparse.cc, MArray.cc, MSparse.cc, MatrixType.cc, PermMatrix.cc, Range.cc, Sparse-C.cc, Sparse.cc, dMatrix.cc, dim-vector.h, fCColVector.cc, fCMatrix.cc, fMatrix.cc, fMatrix.h, idx-vector.cc, idx-vector.h, blaswrap.c, f77-fcn.h, DASPK.cc, eigs-base.cc, hess.cc, lo-specfun.cc, oct-fftw.cc, oct-norm.cc, oct-rand.cc, oct-rand.h, qr.cc, qrp.cc, randmtzig.cc, randpoisson.cc, sparse-lu.cc, sparse-lu.h, sparse-qr.cc, Sparse-op-defs.h, mx-inlines.cc, oct-env.h, cmd-edit.cc, f2c-main.c, lo-array-errwarn.cc, lo-array-errwarn.h, lo-array-gripes.cc, lo-array-gripes.h, lo-ieee.h, lo-regexp.cc, oct-binmap.h, oct-inttypes.cc, oct-inttypes.h, oct-sort.cc, oct-sort.h, mkoctfile.in.cc: maint: Eliminate unnecessary double newline blocks (only whitespace changes).
author Rik <rik@octave.org>
date Fri, 01 Jul 2016 19:48:35 -0700
parents aba2e6293dd8
children bac0d6f07a3e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /*
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2
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4197fc428c7d maint: Update copyright notices for 2015.
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3 Copyright (C) 2013-2015 John Donoghue
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #if defined (HAVE_CONFIG_H)
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24 # include "config.h"
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25 #endif
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26
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27 #include <QFileIconProvider>
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28 #include <QtAlgorithms>
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29
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30 #include "find-files-model.h"
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31
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32 class find_file_less_than
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33 {
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34 public:
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35 find_file_less_than (int ord)
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36 {
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37 _sortorder = ord;
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38 }
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39 QVariant getValue (const QFileInfo &f) const
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40 {
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41 QVariant val;
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42 int col = (_sortorder > 0) ? _sortorder : -_sortorder;
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43
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44 switch (col-1)
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45 {
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46 case 0:
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47 val = QVariant (f.fileName ());
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48 break;
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49
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50 case 1:
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51 val = QVariant (f.absolutePath ());
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52 break;
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53
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54 default:
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55 break;
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56 }
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57 return val;
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58 }
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59 bool lessThan (const QVariant &left, const QVariant &right) const
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60 {
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61 return
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62 left.toString ().compare (right.toString (), Qt::CaseInsensitive) < 0;
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63 }
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64 bool operator () (const QFileInfo &left, const QFileInfo &right) const
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65 {
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66 QVariant leftval = getValue (left);
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67 QVariant rightval = getValue (right);
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68
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69 if (_sortorder > 0)
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70 return lessThan (leftval, rightval);
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71 else
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72 return ! lessThan (leftval, rightval);
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73 }
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74
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75 private:
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76 int _sortorder;
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77
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78 };
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79
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80 find_files_model::find_files_model (QObject *p)
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81 : QAbstractListModel (p)
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82 {
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83 _columnNames.append (tr ("Filename"));
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84 _columnNames.append (tr ("Directory"));
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85 _sortorder = 0;
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86 }
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87
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88 find_files_model::~find_files_model ()
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89 { }
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90
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91 void
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92 find_files_model::clear ()
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93 {
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94 beginResetModel ();
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95
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96 _files.clear ();
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97
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98 endResetModel ();
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99 }
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101 void
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102 find_files_model::addFile (const QFileInfo &info)
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103 {
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104 beginInsertRows (QModelIndex (), _files.size (), _files.size ());
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105
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106 QList<QFileInfo>::Iterator it;
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107 find_file_less_than less_than (_sortorder);
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108
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109 for (it=_files.begin (); it!=_files.end (); it++)
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110 {
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111 if (less_than (info, *it)) break;
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112 }
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113
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114 _files.insert (it, info);
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115
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116 endInsertRows ();
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117 }
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118
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119 int
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120 find_files_model::rowCount (const QModelIndex &) const
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121 {
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122 return _files.size ();
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123 }
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124
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125 int
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126 find_files_model::columnCount (const QModelIndex &) const
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127 {
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128 return _columnNames.size ();
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129 }
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130
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131 QVariant
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132 find_files_model::data (const QModelIndex& idx, int role) const
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133 {
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134 QVariant retval;
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135
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136 if (idx.isValid ())
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137 {
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138 if (role == Qt::DisplayRole)
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139 {
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140 switch (idx.column ())
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141 {
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142 case 0:
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143 retval = QVariant (_files[idx.row ()].fileName ());
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144 break;
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145
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146 case 1:
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147 retval = QVariant (_files[idx.row ()].absolutePath ());
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148 break;
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149
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150 default:
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151 break;
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152 }
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153 }
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154 else if (role == Qt:: DecorationRole)
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155 {
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156 switch (idx.column ())
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157 {
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158 case 0:
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159 retval = fileIcon (idx);
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160 default:
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161 break;
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162 }
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163 }
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164 }
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165
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166 return retval;
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167 }
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168
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169 QVariant
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170 find_files_model::headerData (int section, Qt::Orientation orientation,
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171 int role) const
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172 {
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173 if (orientation == Qt::Horizontal && role == Qt::DisplayRole)
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174 return _columnNames[section];
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175 else
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176 return QVariant ();
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177 }
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178
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179 void
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180 find_files_model::sort (int column, Qt::SortOrder order)
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181 {
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182 if (column >= 0)
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183 {
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184 if (order == Qt::DescendingOrder)
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185 _sortorder = -(column+1);
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186 else
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187 _sortorder = column+1;
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188 }
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189 else
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190 _sortorder = 0;
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191
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192 if (_sortorder != 0)
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193 {
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194 beginResetModel ();
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195 qSort (_files.begin (), _files.end (), find_file_less_than (_sortorder));
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196 endResetModel ();
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197 }
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198 }
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199
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200 QFileInfo
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201 find_files_model::fileInfo (const QModelIndex & p) const
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202 {
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203 if (p.isValid ())
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204 {
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205 return _files[p.row ()];
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206 }
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207 return QFileInfo ();
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208 }
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209
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210 QIcon
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211 find_files_model::fileIcon (const QModelIndex &p) const
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212 {
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213 QFileIconProvider icon_provider;
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214 if (p.isValid ())
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215 {
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216 return icon_provider.icon (_files[p.row ()]);
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217 }
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218 return QIcon ();
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219 }