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annotate src/sidebar.cpp @ 8:b1f73678ef61

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update text paragraphs are now their own objects, as they should be
author Paper <mrpapersonic@gmail.com>
date Sat, 26 Aug 2023 03:39:34 -0400
parents 07a9095eaeed
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #include "sidebar.h"
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2 #include <QListWidget>
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3 #include <QListWidgetItem>
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4 #include <QFrame>
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5 #include <QMouseEvent>
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6 #include <QMessageBox>
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8 SideBar::SideBar(QWidget *parent)
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9 : QListWidget(parent)
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10 {
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11 setObjectName("sidebar");
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12 setFrameShape(QFrame::NoFrame);
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13 setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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14 setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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15 setSelectionMode(QAbstractItemView::SingleSelection);
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16 setSelectionBehavior(QAbstractItemView::SelectItems);
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17 setMouseTracking(true);
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18 viewport()->setAutoFillBackground(false);
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19 setStyleSheet("font-size: 12px");
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20 connect(this, &QListWidget::currentRowChanged, this, [this](int index){
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21 emit CurrentItemChanged(RemoveSeparatorsFromIndex(index));
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22 });
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23 }
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25 QListWidgetItem* SideBar::AddItem(QString name, QIcon icon) {
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26 QListWidgetItem* item = new QListWidgetItem(this);
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27 item->setText(name);
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28 if (!icon.isNull())
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29 item->setIcon(icon);
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30 return item;
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31 }
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32
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33 QListWidgetItem* SideBar::AddSeparator() {
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34 QListWidgetItem* item = new QListWidgetItem(this);
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35 setStyleSheet("QListWidget::item:disabled {background: transparent;}");
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36 QFrame* line = new QFrame(this);
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37 line->setFrameShape(QFrame::HLine);
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38 line->setFrameShadow(QFrame::Sunken);
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39 line->setMouseTracking(true);
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40 line->setEnabled(false);
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41 setItemWidget(item, line);
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42 item->setFlags(Qt::NoItemFlags);
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43 return item;
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44 }
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45
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46 int SideBar::RemoveSeparatorsFromIndex(int index) {
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47 int i, j;
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48 for (i = 0, j = 0; i < index; i++) {
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49 if (!IndexIsSeparator(indexFromItem(item(i)))) j++;
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50 }
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51 return j;
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52 }
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54 bool SideBar::IndexIsSeparator(QModelIndex index) const {
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55 return !(index.isValid() && index.flags() & Qt::ItemIsEnabled);
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56 }
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58 QItemSelectionModel::SelectionFlags SideBar::selectionCommand(const QModelIndex & index,
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59 const QEvent * event) const {
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60 if (IndexIsSeparator(index))
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61 return QItemSelectionModel::NoUpdate;
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62 return QItemSelectionModel::ClearAndSelect;
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63 /* silence unused parameter warnings */
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64 (void)event;
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65 }
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67 void SideBar::mouseMoveEvent(QMouseEvent *event) {
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68 if (!IndexIsSeparator(indexAt(event->pos())))
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69 setCursor(Qt::PointingHandCursor);
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70 else
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71 unsetCursor();
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72 QListView::mouseMoveEvent(event);
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73 }
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75 #include "moc_sidebar.cpp"