Mercurial > trustbridge
comparison ui/certificateitemdelegate.cpp @ 266:dd6a09d2699f
Added delegate for certificate list items to render a custom ui.
| author | Raimund Renkert <rrenkert@intevation.de> |
|---|---|
| date | Wed, 02 Apr 2014 09:26:38 +0200 |
| parents | |
| children | 6cc124e79066 |
comparison
equal
deleted
inserted
replaced
| 265:ffd47b045d19 | 266:dd6a09d2699f |
|---|---|
| 1 #include <QtWidgets> | |
| 2 | |
| 3 #include "certificate.h" | |
| 4 #include "certificateitemdelegate.h" | |
| 5 | |
| 6 void CertificateItemDelegate::paint(QPainter *painter, | |
| 7 const QStyleOptionViewItem &option, const QModelIndex &index) const | |
| 8 { | |
| 9 // Save the current painter. | |
| 10 painter->save(); | |
| 11 int status = index.data(Qt::UserRole + 1).toInt(); | |
| 12 if (status == 0) { | |
| 13 // This status is not known, so draw the default item. | |
| 14 QStyledItemDelegate::paint(painter, option, index); | |
| 15 painter->restore(); | |
| 16 return; | |
| 17 } | |
| 18 | |
| 19 if (status == Certificate::InstallNew) { | |
| 20 //Set the icon and use bold and bigger font to highlight this item. | |
| 21 QIcon *icon = new QIcon(":/img/list-add.png"); | |
| 22 QFont *font = new QFont(); | |
| 23 font->setBold(true); | |
| 24 font->setPointSize(font->pointSize() + 1); | |
| 25 drawItem(painter, option, index, icon, font); | |
| 26 } | |
| 27 else if (status == Certificate::InstallOld) { | |
| 28 // Set the icon and use the default font for this item. | |
| 29 QIcon *icon = new QIcon(":/img/list-add.png"); | |
| 30 QFont *font = new QFont(); | |
| 31 drawItem(painter, option, index, icon, font); | |
| 32 } | |
| 33 else if (status == Certificate::RemoveNew) { | |
| 34 //Set the icon and use bold and bigger font to highlight this item. | |
| 35 QIcon *icon = new QIcon(":/img/list-remove.png"); | |
| 36 QFont *font = new QFont(); | |
| 37 font->setBold(true); | |
| 38 font->setPointSize(font->pointSize() + 1); | |
| 39 drawItem(painter, option, index, icon, font); | |
| 40 } | |
| 41 else if (status == Certificate::RemoveOld) { | |
| 42 // Set the icon and use the default font for this item. | |
| 43 QIcon *icon = new QIcon(":/img/list-remove.png"); | |
| 44 QFont *font = new QFont(); | |
| 45 drawItem(painter, option, index, icon, font); | |
| 46 } | |
| 47 else { | |
| 48 // Draw the default item. | |
| 49 QStyledItemDelegate::paint(painter, option, index); | |
| 50 } | |
| 51 // Restore the painter to have an unmodified painter for the next draw | |
| 52 // action. | |
| 53 painter->restore(); | |
| 54 return; | |
| 55 } | |
| 56 | |
| 57 void CertificateItemDelegate::drawItem(QPainter *painter, | |
| 58 const QStyleOptionViewItem &option, const QModelIndex &index, | |
| 59 QIcon *icon, QFont *font) const | |
| 60 { | |
| 61 // Get temporary style option to draw a checkbox only. | |
| 62 QStyleOptionViewItem opt = option; | |
| 63 // Initialize the style options with the temporary option object. | |
| 64 initStyleOption(&opt, index); | |
| 65 // Clear all text to draw the checkbox only. | |
| 66 opt.text.clear(); | |
| 67 | |
| 68 // Draw highlighted background. | |
| 69 if (option.state & QStyle::State_Selected) { | |
| 70 painter->fillRect(option.rect, option.palette.highlight()); | |
| 71 } | |
| 72 | |
| 73 // Draw the checkbox control with the temporary options. | |
| 74 QApplication::style()->drawControl(QStyle::CE_ItemViewItem, &opt, painter); | |
| 75 | |
| 76 // Draw the icon. | |
| 77 int iconSpace = 25; | |
| 78 if (!icon->isNull()) { | |
| 79 QRect rect = option.rect.adjusted(25, 0, 0, 0); | |
| 80 icon->paint(painter, rect, Qt::AlignVCenter|Qt::AlignLeft); | |
| 81 iconSpace = 50; | |
| 82 } | |
| 83 | |
| 84 // Draw the text using the given font. | |
| 85 QString text = index.data().toString(); | |
| 86 QRect rect = option.rect.adjusted(iconSpace, 0, 0, 0); | |
| 87 painter->setFont(*font); | |
| 88 painter->drawText(rect.left(), rect.top(), rect.width(), rect.height(), | |
| 89 Qt::AlignVCenter|Qt::AlignLeft, text, &rect); | |
| 90 } |