Mercurial > minori
annotate src/gui/widgets/sidebar.cc @ 367:8d45d892be88 default tip
*: instead of pugixml, use Qt XML features
this means we have one extra Qt dependency though...
| author | Paper <paper@tflc.us> |
|---|---|
| date | Sun, 17 Nov 2024 22:55:47 -0500 |
| parents | 91ac90a34003 |
| children |
| rev | line source |
|---|---|
| 46 | 1 #include "gui/widgets/sidebar.h" |
| 2 #include <QFrame> | |
| 3 #include <QListWidget> | |
| 4 #include <QListWidgetItem> | |
| 5 #include <QMouseEvent> | |
| 6 | |
| 7 SideBar::SideBar(QWidget* parent) : QListWidget(parent) { | |
| 8 setFrameShape(QFrame::NoFrame); | |
| 9 setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); | |
| 10 setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); | |
| 11 setSelectionMode(QAbstractItemView::SingleSelection); | |
| 12 setSelectionBehavior(QAbstractItemView::SelectItems); | |
| 13 setMouseTracking(true); | |
|
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| 46 | 15 setStyleSheet("QListWidget::item:disabled { background: transparent }"); |
| 69 | 16 |
| 294 | 17 SetBackgroundTransparent(true); |
| 46 | 18 |
| 19 connect(this, &QListWidget::currentRowChanged, this, | |
| 20 [this](int index) { emit CurrentItemChanged(RemoveSeparatorsFromIndex(index)); }); | |
| 21 } | |
| 22 | |
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23 void SideBar::SetCurrentItem(int index) { |
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24 setCurrentRow(AddSeparatorsToIndex(index)); |
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25 } |
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sidebar: link view menu and sidebar together
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26 |
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27 int SideBar::GetCurrentItem() { |
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28 return RemoveSeparatorsFromIndex(currentRow()); |
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29 } |
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30 |
| 294 | 31 void SideBar::SetBackgroundTransparent(bool yes) { |
| 32 viewport()->setAutoFillBackground(!yes); | |
| 69 | 33 } |
| 34 | |
| 46 | 35 QListWidgetItem* SideBar::AddItem(QString name, QIcon icon) { |
| 36 QListWidgetItem* item = new QListWidgetItem(this); | |
| 37 item->setText(name); | |
| 38 if (!icon.isNull()) | |
| 39 item->setIcon(icon); | |
| 40 return item; | |
| 41 } | |
| 42 | |
| 43 QIcon SideBar::CreateIcon(const char* file) { | |
| 44 QPixmap pixmap(file, "PNG"); | |
| 45 QIcon result; | |
| 46 result.addPixmap(pixmap, QIcon::Normal); | |
| 47 result.addPixmap(pixmap, QIcon::Selected); | |
| 48 return result; | |
| 49 } | |
| 50 | |
| 51 QListWidgetItem* SideBar::AddSeparator() { | |
| 52 QListWidgetItem* item = new QListWidgetItem(this); | |
| 53 QFrame* line = new QFrame(this); | |
| 54 line->setFrameShape(QFrame::HLine); | |
| 55 line->setFrameShadow(QFrame::Sunken); | |
| 56 line->setMouseTracking(true); | |
| 57 line->setEnabled(false); | |
| 58 | |
| 59 setItemWidget(item, line); | |
| 60 item->setFlags(Qt::NoItemFlags); | |
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61 item->setBackground(QBrush(Qt::transparent)); |
| 46 | 62 return item; |
| 63 } | |
| 64 | |
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65 int SideBar::AddSeparatorsToIndex(int index) { |
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66 int separators = 0, items = 0; |
| 250 | 67 |
| 258 | 68 for (; items <= index;) { |
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69 if (IndexIsSeparator(indexFromItem(item(items + separators)))) { |
| 250 | 70 separators++; |
| 71 } else { | |
| 72 items++; | |
| 73 } | |
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74 } |
| 250 | 75 |
| 76 return index + separators; | |
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77 } |
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78 |
| 46 | 79 int SideBar::RemoveSeparatorsFromIndex(int index) { |
| 250 | 80 int i = 0, items = 0; |
| 81 for (; i < index; i++) { | |
| 46 | 82 if (!IndexIsSeparator(indexFromItem(item(i)))) |
| 250 | 83 items++; |
| 46 | 84 } |
| 250 | 85 return items; |
| 46 | 86 } |
| 87 | |
| 88 bool SideBar::IndexIsSeparator(QModelIndex index) const { | |
| 250 | 89 return !index.isValid() || !(index.flags() & Qt::ItemIsEnabled); |
| 46 | 90 } |
| 91 | |
| 92 QItemSelectionModel::SelectionFlags SideBar::selectionCommand(const QModelIndex& index, const QEvent*) const { | |
| 93 if (IndexIsSeparator(index)) | |
| 94 return QItemSelectionModel::NoUpdate; | |
| 95 return QItemSelectionModel::ClearAndSelect; | |
| 96 } | |
| 97 | |
| 98 void SideBar::mouseMoveEvent(QMouseEvent* event) { | |
| 99 if (!IndexIsSeparator(indexAt(event->pos()))) | |
| 100 setCursor(Qt::PointingHandCursor); | |
| 101 else | |
| 102 unsetCursor(); | |
| 103 QListView::mouseMoveEvent(event); | |
| 104 } |