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annotate libgui/src/workspace-model.cc @ 16477:64727ed135cb

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use QTableView instead of QTreeView to display workspace * libgui/src/workspace-model.cc, libgui/src/workspace-model.h (workspace_model::workspace_model): Change to subclass QTreeView, using _columnNames for columns. (workspace_model::~workspace_model): Don't delete rootItem. (workspace_model::index): Delete. (workspace_model::parent): Delete. (workspace_model::rowCount): Return _symbols.size (workspace_model::columnCount): Return _columnNames.size. (workspace_model::insert_top_level_item): Delete. (workspace_model::top_level_item): Delete. (workspace_model::headerData): Return _columnNames. (workspace_model::data): Return data from string lists values. (workspace_model::set_workspace): Call update_table. (workspace_model::clear_workspace): Call update_table. (workspace_model::update_table): Rename from workspace_model::update_tree. (workspace_model::append_tree): Delete. * libgui/src/workspace-model.h (tree_item): Delete class decl. * libgui/src/workspace-view.h, libgui/src/workspace-view.cc (workspace_view::workspace_view): Use QTableView instead of QTreeView. (workspace_view::_explicit_collapse): Delete. (workspace_view::~workspace_view): Don't save _explicit_collapse settings. (workspace_view::model_changed): Delete. (workspace_view::collapse_requested): Delete. (workspace_view::expand_requested): Delete. (workspace_view::relay_contextmenu_command): Get cell 0 of the row. (workspace_view::contextmenu_requested): Get cell 0 of the row.
author John Donoghue <john.donoghue@ieee.org>
date Tue, 09 Apr 2013 03:26:11 -0400
parents 0f143f68078d
children 079ec7ce60e0
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1
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2 /*
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3
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4 Copyright (C) 2013 John W. Eaton
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5 Copyright (C) 2011-2012 Jacob Dawid
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6
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7 This file is part of Octave.
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8
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9 Octave is free software; you can redistribute it and/or modify it
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10 under the terms of the GNU General Public License as published by the
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11 Free Software Foundation; either version 3 of the License, or (at your
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12 option) any later version.
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13
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14 Octave is distributed in the hope that it will be useful, but WITHOUT
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15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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17 for more details.
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18
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19 You should have received a copy of the GNU General Public License
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20 along with Octave; see the file COPYING. If not, see
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21 <http://www.gnu.org/licenses/>.
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22
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23 */
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25 #ifdef HAVE_CONFIG_H
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26 #include <config.h>
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27 #endif
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29 #include <QTreeWidget>
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30 #include <QTime>
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32 #include "symtab.h"
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33 #include "variables.h"
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34
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35 #include "workspace-model.h"
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36 #include "octave-link.h"
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38 workspace_model::workspace_model(QObject *p)
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39 : QAbstractTableModel (p)
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40 {
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41 _columnNames.append(tr("Name"));
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42 _columnNames.append(tr("Class"));
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43 _columnNames.append(tr("Dimension"));
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44 _columnNames.append(tr("Value"));
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45 }
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46
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47 workspace_model::~workspace_model()
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48 {
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49 }
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51 int
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52 workspace_model::rowCount(const QModelIndex &p) const
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53 {
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54 return _symbols.size();
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55 }
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57 int
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58 workspace_model::columnCount(const QModelIndex &p) const
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59 {
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60 return _columnNames.size();
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61 }
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63 Qt::ItemFlags
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64 workspace_model::flags(const QModelIndex &idx) const
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65 {
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66 if (!idx.isValid())
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67 return 0;
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69 return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
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70 }
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72 QVariant
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73 workspace_model::headerData(int section, Qt::Orientation orientation, int role) const
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74 {
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75 if (orientation == Qt::Horizontal && role == Qt::DisplayRole)
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76 {
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77 return _columnNames[section];
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78 }
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79
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80 return QVariant();
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81 }
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82
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83 QVariant
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84 workspace_model::data(const QModelIndex &idx, int role) const
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85 {
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86 if (!idx.isValid())
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87 return QVariant();
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88 if (role != Qt::DisplayRole)
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89 return QVariant();
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90
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91 switch(idx.column())
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92 {
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93 case 0:
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94 return QVariant(_symbols[idx.row()]);
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95 case 1:
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96 return QVariant(_class_names[idx.row()]);
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97 case 2:
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98 return QVariant(_dimensions[idx.row()]);
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99 case 3:
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100 return QVariant(_values[idx.row()]);
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101 }
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102 return QVariant();
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103 }
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104
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105 void
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106 workspace_model::set_workspace (const QString& scopes,
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107 const QStringList& symbols,
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108 const QStringList& class_names,
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109 const QStringList& dimensions,
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110 const QStringList& values)
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111 {
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112
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113 _scopes = scopes;
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114 _symbols = symbols;
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115 _class_names = class_names;
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116 _dimensions = dimensions;
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117 _values = values;
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118
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119 update_table ();
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120
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121 emit model_changed ();
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122 }
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123
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124 void
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125 workspace_model::clear_workspace (void)
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126 {
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127 clear_data ();
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128 update_table ();
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129
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130 emit model_changed ();
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131 }
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132
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133 void
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134 workspace_model::clear_data (void)
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135 {
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136 _scopes = QString ();
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137 _symbols = QStringList ();
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138 _class_names = QStringList ();
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139 _dimensions = QStringList ();
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140 _values = QStringList ();
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141 }
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142
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143 void
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144 workspace_model::update_table (void)
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145 {
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146 beginResetModel();
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147
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148 // nothing to do except tell the world to recalc
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149
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150 endResetModel ();
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151
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152 emit model_changed ();
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153 }
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154