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annotate src/filterwidget.cpp @ 24:6b9b5efcd7f4

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Add missing copyright header
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 05 May 2015 17:47:57 +0200
parents e12284a222ba
children 64a51a42c01f
rev   line source
24
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Andre Heinecke <andre.heinecke@intevation.de>
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1 /* Copyright (C) 2014 by Intevation GmbH
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2 *
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3 * This file is Free Software under the GNU GPL (v>=2)
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4 * and comes with ABSOLUTELY NO WARRANTY!
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5 * See LICENSE.txt for details.
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6 */
4
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7 #include "filterwidget.h"
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8
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9 #include <QComboBox>
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10 #include <QHBoxLayout>
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11 #include <QGroupBox>
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12 #include <QSortFilterProxyModel>
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13 #include <QAbstractItemModel>
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14 #include <QLineEdit>
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15 #include <QDebug>
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16
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17 FilterWidget::FilterWidget(QSortFilterProxyModel *model, QWidget *parent, Qt::WindowFlags f) :
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18 QWidget(parent, f),
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19 mModel(model) {
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20 Q_ASSERT(model);
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21 setupGUI();
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22
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23 connect(mModel, &QSortFilterProxyModel::sourceModelChanged,
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24 this, &FilterWidget::headersChanged);
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25 void (QComboBox:: *idxChanged)(int) = &QComboBox::currentIndexChanged;
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26 connect(mCombo, idxChanged, this,
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27 &FilterWidget::filterChanged);
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28 //connect(mCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(filterChanged()));
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29 connect(mEditLine, &QLineEdit::textChanged, this,
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30 &FilterWidget::filterChanged);
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31 }
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32
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33 void FilterWidget::headersChanged() {
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34 QAbstractItemModel *newSource = mModel->sourceModel();
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35 Q_ASSERT(newSource);
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36 mCombo->clear();
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37 mColFilterMap.clear();
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38 int addedItems = 0;
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39 for (int i=0; i < newSource->columnCount(); i++) {
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40 QString entry = newSource->headerData(i, Qt::Horizontal).toString();
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41 if (!entry.startsWith("#")) {
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42 mCombo->addItem(entry);
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43 mColFilterMap.insert(addedItems++, i);
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44 } else {
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45 if (!newSource->setHeaderData(i, Qt::Horizontal, entry.remove(0,1), Qt::DisplayRole)) {
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46 qDebug() << "Setting header data failed.";
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47 }
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48 }
4
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49 }
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50 }
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51
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52 void FilterWidget::filterChanged() {
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53 QString filterText = mEditLine->text();
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54 mModel->setFilterKeyColumn(mColFilterMap.value(mCombo->currentIndex()));
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55 mModel->setFilterWildcard(filterText);
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56 }
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57
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58 void FilterWidget::setupGUI() {
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59 QHBoxLayout *root = new QHBoxLayout;
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60
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61 QGroupBox *baseGroup = new QGroupBox(tr("Filter"));
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62 root->addWidget(baseGroup);
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63
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64 QHBoxLayout *baseLayout = new QHBoxLayout;
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65 baseGroup->setLayout(baseLayout);
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66
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67 mCombo = new QComboBox;
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68 baseLayout->addWidget(mCombo);
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69
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70 mEditLine = new QLineEdit;
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71 mEditLine->setPlaceholderText(tr("Filter expression"));
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72 mEditLine->setClearButtonEnabled(true);
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73 baseLayout->addWidget(mEditLine);
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74
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75 setLayout(root);
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76 }
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77
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