本文整理汇总了C++中QStandardItem::sizeHint方法的典型用法代码示例。如果您正苦于以下问题:C++ QStandardItem::sizeHint方法的具体用法?C++ QStandardItem::sizeHint怎么用?C++ QStandardItem::sizeHint使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QStandardItem
的用法示例。
在下文中一共展示了QStandardItem::sizeHint方法的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: clone
void tst_QStandardItem::clone()
{
QStandardItem item;
item.setText(QLatin1String("text"));
item.setToolTip(QLatin1String("toolTip"));
item.setStatusTip(QLatin1String("statusTip"));
item.setWhatsThis(QLatin1String("whatsThis"));
item.setSizeHint(QSize(64, 48));
item.setFont(QFont());
item.setTextAlignment(Qt::AlignLeft|Qt::AlignVCenter);
item.setBackground(QColor(Qt::blue));
item.setForeground(QColor(Qt::green));
item.setCheckState(Qt::PartiallyChecked);
item.setAccessibleText(QLatin1String("accessibleText"));
item.setAccessibleDescription(QLatin1String("accessibleDescription"));
item.setFlags(Qt::ItemIsEnabled | Qt::ItemIsDropEnabled);
QStandardItem *clone = item.clone();
QCOMPARE(clone->text(), item.text());
QCOMPARE(clone->toolTip(), item.toolTip());
QCOMPARE(clone->statusTip(), item.statusTip());
QCOMPARE(clone->whatsThis(), item.whatsThis());
QCOMPARE(clone->sizeHint(), item.sizeHint());
QCOMPARE(clone->font(), item.font());
QCOMPARE(clone->textAlignment(), item.textAlignment());
QCOMPARE(clone->background(), item.background());
QCOMPARE(clone->foreground(), item.foreground());
QCOMPARE(clone->checkState(), item.checkState());
QCOMPARE(clone->accessibleText(), item.accessibleText());
QCOMPARE(clone->accessibleDescription(), item.accessibleDescription());
QCOMPARE(clone->flags(), item.flags());
QVERIFY(!(*clone < item));
delete clone;
}
示例2: streamItem
void tst_QStandardItem::streamItem()
{
QStandardItem item;
item.setText(QLatin1String("text"));
item.setToolTip(QLatin1String("toolTip"));
item.setStatusTip(QLatin1String("statusTip"));
item.setWhatsThis(QLatin1String("whatsThis"));
item.setSizeHint(QSize(64, 48));
item.setFont(QFont());
item.setTextAlignment(Qt::AlignLeft|Qt::AlignVCenter);
item.setBackground(QColor(Qt::blue));
item.setForeground(QColor(Qt::green));
item.setCheckState(Qt::PartiallyChecked);
item.setAccessibleText(QLatin1String("accessibleText"));
item.setAccessibleDescription(QLatin1String("accessibleDescription"));
QByteArray ba;
{
QDataStream ds(&ba, QIODevice::WriteOnly);
ds << item;
}
{
QStandardItem streamedItem;
QDataStream ds(&ba, QIODevice::ReadOnly);
ds >> streamedItem;
QCOMPARE(streamedItem.text(), item.text());
QCOMPARE(streamedItem.toolTip(), item.toolTip());
QCOMPARE(streamedItem.statusTip(), item.statusTip());
QCOMPARE(streamedItem.whatsThis(), item.whatsThis());
QCOMPARE(streamedItem.sizeHint(), item.sizeHint());
QCOMPARE(streamedItem.font(), item.font());
QCOMPARE(streamedItem.textAlignment(), item.textAlignment());
QCOMPARE(streamedItem.background(), item.background());
QCOMPARE(streamedItem.foreground(), item.foreground());
QCOMPARE(streamedItem.checkState(), item.checkState());
QCOMPARE(streamedItem.accessibleText(), item.accessibleText());
QCOMPARE(streamedItem.accessibleDescription(), item.accessibleDescription());
QCOMPARE(streamedItem.flags(), item.flags());
}
}
示例3: getSetData
void tst_QStandardItem::getSetData()
{
QStandardItem item;
for (int x = 0; x < 2; ++x) {
for (int i = 1; i <= 2; ++i) {
QString text = QString("text %0").arg(i);
item.setText(text);
QCOMPARE(item.text(), text);
QPixmap pixmap(32, 32);
pixmap.fill((i == 1) ? Qt::red : Qt::green);
QIcon icon(pixmap);
item.setIcon(icon);
QCOMPARE(item.icon(), icon);
QString toolTip = QString("toolTip %0").arg(i);
item.setToolTip(toolTip);
QCOMPARE(item.toolTip(), toolTip);
QString statusTip = QString("statusTip %0").arg(i);
item.setStatusTip(statusTip);
QCOMPARE(item.statusTip(), statusTip);
QString whatsThis = QString("whatsThis %0").arg(i);
item.setWhatsThis(whatsThis);
QCOMPARE(item.whatsThis(), whatsThis);
QSize sizeHint(64*i, 48*i);
item.setSizeHint(sizeHint);
QCOMPARE(item.sizeHint(), sizeHint);
QFont font;
item.setFont(font);
QCOMPARE(item.font(), font);
Qt::Alignment textAlignment((i == 1)
? Qt::AlignLeft|Qt::AlignVCenter
: Qt::AlignRight);
item.setTextAlignment(textAlignment);
QCOMPARE(item.textAlignment(), textAlignment);
QColor backgroundColor((i == 1) ? Qt::blue : Qt::yellow);
item.setBackground(backgroundColor);
QCOMPARE(item.background().color(), backgroundColor);
QColor textColor((i == i) ? Qt::green : Qt::cyan);
item.setForeground(textColor);
QCOMPARE(item.foreground().color(), textColor);
Qt::CheckState checkState((i == 1) ? Qt::PartiallyChecked : Qt::Checked);
item.setCheckState(checkState);
QCOMPARE(item.checkState(), checkState);
QString accessibleText = QString("accessibleText %0").arg(i);
item.setAccessibleText(accessibleText);
QCOMPARE(item.accessibleText(), accessibleText);
QString accessibleDescription = QString("accessibleDescription %0").arg(i);
item.setAccessibleDescription(accessibleDescription);
QCOMPARE(item.accessibleDescription(), accessibleDescription);
QCOMPARE(item.text(), text);
QCOMPARE(item.icon(), icon);
QCOMPARE(item.toolTip(), toolTip);
QCOMPARE(item.statusTip(), statusTip);
QCOMPARE(item.whatsThis(), whatsThis);
QCOMPARE(item.sizeHint(), sizeHint);
QCOMPARE(item.font(), font);
QCOMPARE(item.textAlignment(), textAlignment);
QCOMPARE(item.background().color(), backgroundColor);
QCOMPARE(item.foreground().color(), textColor);
QCOMPARE(item.checkState(), checkState);
QCOMPARE(item.accessibleText(), accessibleText);
QCOMPARE(item.accessibleDescription(), accessibleDescription);
QCOMPARE(qvariant_cast<QString>(item.data(Qt::DisplayRole)), text);
QCOMPARE(qvariant_cast<QIcon>(item.data(Qt::DecorationRole)), icon);
QCOMPARE(qvariant_cast<QString>(item.data(Qt::ToolTipRole)), toolTip);
QCOMPARE(qvariant_cast<QString>(item.data(Qt::StatusTipRole)), statusTip);
QCOMPARE(qvariant_cast<QString>(item.data(Qt::WhatsThisRole)), whatsThis);
QCOMPARE(qvariant_cast<QSize>(item.data(Qt::SizeHintRole)), sizeHint);
QCOMPARE(qvariant_cast<QFont>(item.data(Qt::FontRole)), font);
QCOMPARE(qvariant_cast<int>(item.data(Qt::TextAlignmentRole)), int(textAlignment));
QCOMPARE(qvariant_cast<QBrush>(item.data(Qt::BackgroundColorRole)), QBrush(backgroundColor));
QCOMPARE(qvariant_cast<QBrush>(item.data(Qt::BackgroundRole)), QBrush(backgroundColor));
QCOMPARE(qvariant_cast<QBrush>(item.data(Qt::TextColorRole)), QBrush(textColor));
QCOMPARE(qvariant_cast<QBrush>(item.data(Qt::ForegroundRole)), QBrush(textColor));
QCOMPARE(qvariant_cast<int>(item.data(Qt::CheckStateRole)), int(checkState));
QCOMPARE(qvariant_cast<QString>(item.data(Qt::AccessibleTextRole)), accessibleText);
QCOMPARE(qvariant_cast<QString>(item.data(Qt::AccessibleDescriptionRole)), accessibleDescription);
item.setBackground(pixmap);
QCOMPARE(item.background().texture(), pixmap);
QCOMPARE(qvariant_cast<QBrush>(item.data(Qt::BackgroundRole)).texture(), pixmap);
}
item.setData(QVariant(), Qt::DisplayRole);
item.setData(QVariant(), Qt::DecorationRole);
item.setData(QVariant(), Qt::ToolTipRole);
item.setData(QVariant(), Qt::StatusTipRole);
item.setData(QVariant(), Qt::WhatsThisRole);
//.........这里部分代码省略.........
示例4: QMainWindow
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
int rowH = 20;
listSrcTree.setHorizontalHeaderItem(0, new QStandardItem("Src Devices"));
QStandardItem* rootItem = listSrcTree.invisibleRootItem();
QStandardItem* dev1 = new QStandardItem("Device 1");
dev1->setSizeHint(QSize(20, rowH));
dev1->appendRow(new QStandardItem("sensor 0"));
dev1->child(dev1->rowCount()-1)->setSizeHint(QSize(20, rowH));
dev1->appendRow(new QStandardItem("sensor 1"));
dev1->child(dev1->rowCount()-1)->setSizeHint(QSize(20, rowH));
QStandardItem* dev2 = new QStandardItem("Device 2");
dev2->setSizeHint(QSize(20, rowH));
dev2->appendRow(new QStandardItem("sensor 0"));
dev2->child(dev2->rowCount()-1)->setSizeHint(QSize(20, rowH));
dev2->appendRow(new QStandardItem("sensor 1"));
dev2->child(dev2->rowCount()-1)->setSizeHint(QSize(20, rowH));
dev2->appendRow(new QStandardItem("sensor 2"));
dev2->child(dev2->rowCount()-1)->setSizeHint(QSize(20, rowH));
dev2->appendRow(new QStandardItem("sensor 3"));
dev2->child(dev2->rowCount()-1)->setSizeHint(QSize(20, rowH));
rootItem->appendRow(dev1);
rootItem->appendRow(dev2);
listDstTree.setHorizontalHeaderItem(0, new QStandardItem("Dst Devices"));
rootItem = listDstTree.invisibleRootItem();
QStandardItem* dev3 = new QStandardItem("Device 3");
dev3->setSizeHint(QSize(20, rowH));
dev3->appendRow(new QStandardItem("actuator 0"));
dev3->child(dev3->rowCount()-1)->setSizeHint(QSize(20, rowH));
dev3->appendRow(new QStandardItem("actuator 1"));
dev3->child(dev3->rowCount()-1)->setSizeHint(QSize(20, rowH));
QStandardItem* dev4 = new QStandardItem("Device 4");
dev4->setSizeHint(QSize(20, rowH));
dev4->appendRow(new QStandardItem("actuator 0"));
dev4->child(dev4->rowCount()-1)->setSizeHint(QSize(20, rowH));
dev4->appendRow(new QStandardItem("actuator 1"));
dev4->child(dev4->rowCount()-1)->setSizeHint(QSize(20, rowH));
dev4->appendRow(new QStandardItem("actuator 2"));
dev4->child(dev4->rowCount()-1)->setSizeHint(QSize(20, rowH));
QStandardItem* dev5 = new QStandardItem("Device 5");
dev5->setSizeHint(QSize(20, rowH));
for (int i=0; i<10; ++i)
{
QString name = "actuator " + QString::number(i);
dev5->appendRow(new QStandardItem(name));
dev5->child(dev5->rowCount()-1)->setSizeHint(QSize(20, rowH));
}
rootItem->appendRow(dev3);
rootItem->appendRow(dev4);
rootItem->appendRow(dev5);
ui->treeView1->setModel(&listSrcTree);
ui->treeView2->setModel(&listDstTree);
ui->treeView1->expandAll();
ui->treeView2->expandAll();
//
ui->listViewArrows->setModel(&listArrows);
//ui->listViewArrows->sizeHintForRow(25);
//ui->listViewArrows->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
rootItem = listArrows.invisibleRootItem();
qDebug() << "item size = " << rootItem->sizeHint();
listArrows.setHorizontalHeaderItem(0, new QStandardItem("Mappings"));
QStandardItem* item = new QStandardItem("Maps");
//NOTE: tree view header is 17...
// hackety hack...
item->setSizeHint(QSize(30, 17));
rootItem->appendRow(item);
rootItem->appendRow(new QStandardItem("Maps"));
rootItem->child(rootItem->rowCount()-1)->setSizeHint(QSize(30, rowH));
rootItem->appendRow(new QStandardItem("Maps"));
rootItem->child(rootItem->rowCount()-1)->setSizeHint(QSize(30, rowH));
rootItem->appendRow(new QStandardItem("Maps"));
rootItem->child(rootItem->rowCount()-1)->setSizeHint(QSize(30, rowH));
rootItem->appendRow(new QStandardItem("Maps"));
rootItem->child(rootItem->rowCount()-1)->setSizeHint(QSize(30, rowH));
rootItem->appendRow(new QStandardItem("Maps"));
rootItem->child(rootItem->rowCount()-1)->setSizeHint(QSize(30, rowH));
//try other view
//custom view
mapperScene = new QMapperDbScene(this);
dbModel = new QMapperDbModel();
mapperScene->setMapperDbModel(dbModel);
dbModel->LoadFromTest();
//.........这里部分代码省略.........