C++ QLabel::setMinimumSize方法代码示例

//-----------------------------------------------------------------------------
About::About (QWidget * aParent, const char *aName, bool aInit)
  : AboutInherited(aParent, aName)
{
  QBoxLayout* box;
  QLabel* lbl;
  QFrame* frm;
  QString str;
  QFont fnt;

  if (aInit) return;

  box = new QVBoxLayout(this, 20, 6);

  lblTheme = new QLabel(" ", this);
  fnt = lblTheme->font();
  fnt.setPointSize(fnt.pointSize() * 1.2);
  lblTheme->setFont(fnt);
  lblTheme->setMinimumSize(lblTheme->sizeHint());
  lblTheme->setAutoResize(true);
  box->addWidget(lblTheme);

  lblVersion = new QLabel(" ", this);
  lblVersion->setMinimumSize(lblVersion->sizeHint());
  lblVersion->setAutoResize(true);
  box->addWidget(lblVersion);

  lblAuthor = new QLabel(" ", this);
  lblAuthor->setMinimumSize(lblAuthor->sizeHint());
  lblAuthor->setAutoResize(true);
  box->addWidget(lblAuthor);

  lblHomepage = new QLabel(" ", this);
  lblHomepage->setMinimumSize(lblHomepage->sizeHint());
  lblHomepage->setAutoResize(true);
  box->addWidget(lblHomepage);

  frm = new QFrame(this);
  frm->setFrameStyle(QFrame::HLine|QFrame::Raised);
  box->addSpacing(5);
  box->addWidget(frm);
  box->addSpacing(5);

  lbl = new QLabel(i18n("KDE Theme Manager"), this);
  lbl->setFont(fnt);
  lbl->setMinimumSize(lbl->sizeHint());
  box->addWidget(lbl);

  str.sprintf(i18n("Version %s\n\n"
		   "Copyright (C) 1998 by\n%s\n\n"
		   "Gnu Public License (GPL)"),
	           KTHEME_VERSION, 
                   "Stefan Taferner <[email protected]>\n"
                   "Waldo Bastian <[email protected]>");
  lbl = new QLabel(str, this);
  lbl->setMinimumSize(lbl->sizeHint());
  box->addWidget(lbl);

  box->addStretch(1000);
  box->activate();
}

static void addIcon(QGridLayout *mainLayout, const char *iconName) {
    const int atRow = mainLayout->numRows() + 1;
    {
        KIcon testIconConstr(iconName);
        if (testIconConstr.isNull()) {
            qWarning() << "KIcon " << iconName << " is NULL";
        }
    }
    {
        QPixmap  testPixmapLoader = KIconLoader::global()->loadIcon(QString(iconName), KIconLoader::NoGroup,
                                                                    KIconLoader::SizeHuge, KIconLoader::DefaultState,
                                                                    QStringList(), 0L, true
                                                                   );
        if (testPixmapLoader.isNull()) {
            qWarning() << "loadIcon " << iconName << " is NULL";
        }
    }
    KIcon testIcon(iconName);
    QPixmap testPixmap = testIcon.pixmap(64, 64);
    QLabel *ql = new QLabel;
    ql->setPixmap(testPixmap);
    ql->setMinimumSize(70, 70);
    mainLayout->addWidget(ql, atRow, 1);

    QLabel *qt = new QLabel;
    qt->setText(iconName);
    qt->setMinimumSize(300, 70);
    mainLayout->addWidget(qt, atRow, 2);
    mainLayout->setRowMinimumHeight(atRow, 70);
}

KLocaleConfig::KLocaleConfig(QWidget *parent, const char *name)
  : KConfigWidget (parent, name)
{
  QVBoxLayout *tl = new QVBoxLayout(this, 10, 10);
  QGridLayout *tl1 = new QGridLayout(5, 4, 5);
  tl->addLayout(tl1);
  tl->addStretch(1);

  gbox = new QGroupBox(klocale->translate("Language"), this);
  tl1->addMultiCellWidget(gbox, 0, 4, 0, 3);
  tl1->addRowSpacing(0, 10);
  tl1->addRowSpacing(4, 15);
  tl1->addColSpacing(0, 10);
  tl1->addColSpacing(3, 10);
  tl1->setColStretch(2, 1);

  changedFlag = FALSE;
 
  QLabel *label = new QLabel(klocale->translate("First"), gbox);
  label->setMinimumSize(label->sizeHint());
  combo1 = new KLanguageCombo(gbox);
  combo1->setMinimumWidth(combo1->sizeHint().width());
  combo1->setFixedHeight(combo1->sizeHint().height());
  label->setBuddy(combo1);
  connect(combo1,SIGNAL(highlighted(int)),this,SLOT(changed(int)));
  tl1->addWidget(label, 1, 1);
  tl1->addWidget(combo1, 1, 2);

  label = new QLabel(klocale->translate("Second"), gbox);
  label->setMinimumSize(label->sizeHint());
  combo2 = new KLanguageCombo(gbox);
  combo2->setMinimumWidth(combo2->sizeHint().width());
  combo2->setFixedHeight(combo2->sizeHint().height());
  label->setBuddy(combo2);
  connect(combo2,SIGNAL(highlighted(int)),this,SLOT(changed(int)));
  tl1->addWidget(label, 2, 1);
  tl1->addWidget(combo2, 2, 2);

  label = new QLabel(klocale->translate("Third"), gbox);
  label->setMinimumSize(label->sizeHint());
  combo3 = new KLanguageCombo(gbox);
  combo3->setMinimumWidth(combo3->sizeHint().width());
  combo3->setFixedHeight(combo3->sizeHint().height());
  label->setBuddy(combo3);
  connect(combo3,SIGNAL(highlighted(int)),this,SLOT(changed(int)));
  tl1->addWidget(label, 3, 1);
  tl1->addWidget(combo3, 3, 2);

  tl->activate();

  loadSettings();
}

void BitcoinGUI::createToolBars()
{
    toolbar = new QToolBar(tr("Tabs toolbar"));
    toolbar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
    toolbar->setContextMenuPolicy(Qt::PreventContextMenu);
    toolbar->setObjectName("tabs");
    toolbar->setStyleSheet("QToolButton { color: #ffffff; } QToolButton:hover { background-color: #050817 } QToolButton:checked { background-color: #152443 } QToolButton:pressed { background-color: #152443 } #tabs { color: #ffffff; background-color: qradialgradient(cx: -0.8, cy: 0, fx: -0.8, fy: 0, radius: 0.6, stop: 0 #404040, stop: 1 #101010);  }");

    QLabel* header = new QLabel();
    header->setMinimumSize(48, 48);
    header->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
    header->setPixmap(QPixmap(":/icons/bitcoin"));
    header->setMaximumSize(48,48);
    header->setScaledContents(true);
    toolbar->addWidget(header);

    //QMenu *toolbarMenu = new QMenu();
    toolbar->addAction(overviewAction);
    toolbar->addAction(receiveCoinsAction);
    toolbar->addAction(sendCoinsAction);
    toolbar->addAction(historyAction);
    toolbar->addAction(addressBookAction);
    toolbar->addAction(masternodeManagerAction);
    toolbar->addAction(messageAction);

    toolbar->setOrientation(Qt::Horizontal);
    toolbar->setMovable(false);

    addToolBar(Qt::TopToolBarArea, toolbar);
}

void FbAlbumViewWidget::apiFqlGetPhotos(API::FQL::GetPhotos *method) {

    QList<DATA::FbPhoto *> *pList = method->getPhotos();
    if (pList->size())
    {
        buildDisplay(pList);

    }
    else // Facebook returned an empty result - hit bug
    {
        QLabel *l = new QLabel("Unfortunately we are unable to retrieve these "
                       "photos from Facebook.<BR><BR>There is currently a bug "
                       "in their API that causes this to occur "
                       "and we have opened "
                       "a ticket in their bugzilla system.");
        m_mainLayout->removeWidget(m_progress);
        delete m_progress;
        m_progress = 0;
        l->setWordWrap(true);
        l->setAlignment(Qt::AlignCenter);
        l->setMinimumSize(400,100);
        m_mainLayout->insertWidget(0,l,0,Qt::AlignCenter);

    }

    delete pList;
    delete method;


}

void BitcoinGUI::createToolBars()
{
    toolbar = new QToolBar(tr("Tabs toolbar"));
    toolbar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
    toolbar->setContextMenuPolicy(Qt::PreventContextMenu);
    toolbar->setObjectName("tabs");
    toolbar->setStyleSheet("QToolButton { color: #ffffff; }  } #tabs { color: #ffffff; background-color: #37c5db;}");

    QLabel* header = new QLabel();
    header->setMinimumSize(96, 96);
    header->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
    header->setPixmap(QPixmap(":/images/header"));
    header->setMaximumSize(96,96);
    header->setScaledContents(true);
    toolbar->addWidget(header);

    //QMenu *toolbarMenu = new QMenu();
    toolbar->addAction(overviewAction);
    toolbar->addAction(receiveCoinsAction);
    toolbar->addAction(sendCoinsAction);
    toolbar->addAction(historyAction);
    toolbar->addAction(addressBookAction);
    toolbar->addAction(masternodeManagerAction);
    toolbar->addAction(richListPageAction);
    toolbar->addAction(messageAction);

    toolbar->setOrientation(Qt::Horizontal);
    toolbar->setMovable(false);

    addToolBar(Qt::TopToolBarArea, toolbar);
}

void MainWindow::setThumbnail(int i) {
    QLabel *screenshotLabel;

    if (thumbnails[i] == NULL) {
        screenshotLabel = new QLabel;
        screenshotLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
        screenshotLabel->setAlignment(Qt::AlignCenter);
        screenshotLabel->setMinimumSize(240, 160);

        layout->addWidget(screenshotLabel, i / 3, i % 3);
        thumbnails[i] = screenshotLabel;
    }
    else {
        screenshotLabel = thumbnails[i];
    }

    QScreen *srn = QApplication::screens().at(0);
    QPixmap workspacePixmap = srn->grabWindow(QApplication::desktop()->winId());

    screenshotLabel->setPixmap(
        workspacePixmap.scaled(
            screenshotLabel->size(),
            Qt::KeepAspectRatio,
            Qt::SmoothTransformation
        )
    );
}

/**
* Adds the specified HintingLineEdit widgets to this view. A hinting line edit
* comes with a label and an algorithm's name. Headings are also shown.
* @param stages : The stages, pre-process, process or post-process, as a vector
* @param algNames : The algorithm names as a vector
* @param hints : The hints for each algorithm as a vector
*/
void QDataProcessorWidget::setGlobalOptions(
    const std::vector<std::string> &stages,
    const std::vector<std::string> &algNames,
    const std::vector<std::map<std::string, std::string>> &hints) {
  // Headers
  QLabel *stageHeader = new QLabel(QString::fromStdString("<b>Stage</b>"));
  QLabel *algorithmHeader =
      new QLabel(QString::fromStdString("<b>Algorithm</b>"));
  QLabel *optionsHeader =
      new QLabel(QString::fromStdString("<b>Global Options</b>"));
  stageHeader->setMinimumHeight(30);
  ui.processLayout->addWidget(stageHeader, 0, 0);
  ui.processLayout->addWidget(algorithmHeader, 0, 1);
  ui.processLayout->addWidget(optionsHeader, 0, 2);

  int rows = static_cast<int>(stages.size());

  for (int row = 0; row < rows; row++) {

    // The title
    QLabel *stageLabel =
        new QLabel(QString::fromStdString(stages.at(row)), this);
    stageLabel->setMinimumSize(100, 10);
    ui.processLayout->addWidget(stageLabel, row + 1, 0);
    // The name
    QLabel *nameLabel =
        new QLabel(QString::fromStdString(algNames.at(row)), this);
    ui.processLayout->addWidget(new HintingLineEdit(this, hints.at(row)),
                                row + 1, 2);
    // The content
    ui.processLayout->addWidget(nameLabel, row + 1, 1);
  }
}

CcaseCommentDlg::CcaseCommentDlg(bool bCheckin)
  : QDialog(0, "", true)
{
  setCaption( i18n("Clearcase Comment") );

  QBoxLayout *layout = new QVBoxLayout(this, 10);

  QLabel *messagelabel = new QLabel(i18n("Enter log message:"), this);
  messagelabel->setMinimumSize(messagelabel->sizeHint());
  layout->addWidget(messagelabel, 0);

  _edit = new QMultiLineEdit(this);
  QFontMetrics fm(_edit->fontMetrics());
  _edit->setMinimumSize(fm.width("0")*40, fm.lineSpacing()*3);
  layout->addWidget(_edit, 10);

  QBoxLayout *layout2 = new QHBoxLayout(layout);
  if(bCheckin) {
    _check = new QCheckBox(i18n("Reserve"), this);
    layout2->addWidget(_check);
  }

  KButtonBox *buttonbox = new KButtonBox(this);
  buttonbox->addStretch();
  QPushButton *ok = buttonbox->addButton(KStdGuiItem::ok());
  QPushButton *cancel = buttonbox->addButton(KStdGuiItem::cancel());
  connect(ok, SIGNAL(clicked()), SLOT(accept()) );
  connect(cancel, SIGNAL(clicked()), SLOT(reject()) );
  ok->setDefault(true);
  buttonbox->layout();
  layout2->addWidget(buttonbox, 0);

  layout->activate();
  adjustSize();
}

void wxStatusBar::UpdateFields()
{
    // is it a good idea to recreate all the panes every update?

    while ( !m_qtPanes->isEmpty() )
    {
        //Remove all panes
        delete m_qtPanes->takeLast();
    }

    for (size_t i = 0; i < m_panes.GetCount(); i++)
    {
        //Set sizes
        int width = m_panes[i].GetWidth();

        QLabel *pane = new QLabel( m_qtStatusBar );
        m_qtPanes->append( pane );

        if ( width >= 0 )
        {
            //Fixed width field
            pane->setMinimumSize( QSize(width, 0) );
            m_qtStatusBar->addWidget( pane );
        }
        else
        {
            m_qtStatusBar->addWidget( pane, -width );
        }
    }
}

void BitcoinGUI::createToolBars()
{
    QToolBar *toolbar = addToolBar(tr("Tabs toolbar"));
    toolbar->setObjectName("toolbar");
    addToolBar(Qt::LeftToolBarArea,toolbar);
    toolbar->setOrientation(Qt::Vertical);
    toolbar->setFixedWidth(205);
    toolbar->setMovable( false );
    toolbar->setToolButtonStyle(Qt::ToolButtonTextOnly);

    QLabel* header = new QLabel();
    header->setMinimumSize(156,156);
    header->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
    header->setPixmap(QPixmap(":/images/header"));
    header->setMaximumSize(156,156);
    header->setContentsMargins(26,26,0,0);
    header->setScaledContents(true);
    toolbar->addWidget(header);

	QLabel *l = new QLabel(this);
    l->setPixmap(QPixmap(":/images/spacer"));
    toolbar->addWidget(l);
    toolbar->addAction(overviewAction);
    toolbar->addAction(sendCoinsAction);
    toolbar->addAction(receiveCoinsAction);
    toolbar->addAction(historyAction);
    toolbar->addAction(addressBookAction);
    toolbar->setStyleSheet("#toolbar {background: transparent; text-align: center; color: black;padding-right: 30px;} QToolBar QToolButton:hover {background-color: transparent;} QToolBar QToolButton:selected {background-color: transparent;} QToolBar QToolButton:checked {background-color: transparent;} QToolBar QToolButton:pressed {background-color: transparent;} QToolBar QToolButton {font-family:Steps; font-size:15px; font-weight: bold; min-width:125px;max-width:125px; min-height:25px;max-height:25px; color: white; text-align: left; }");

}

void ChannelWidget::setChannels(const QList<DoubanChannel>& channels) {
    this->channels = channels;
    int curindex = 0;
    QList<QWidget *> labels;
    for (int i = 0; i < channels.size(); ++ i) {
        const DoubanChannel& channel = channels[i];
        QLabel *label = new QLabel(ui->slider);
        QFont font("Sans", 12);
        font.setStyleStrategy(QFont::PreferAntialias);
        label->setFont(font);
        label->setText(channel.name+" MHz");
        label->setStyleSheet(DARK_STYLE);
        label->setMinimumSize(ui->slider->width() / 3, ui->slider->height());
        label->setMaximumSize(ui->slider->width() / 3, ui->slider->height());
        label->setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
        labels.append(label);
        if (channel.channel_id == this->channel) curindex = i;
        qDebug() << "Channel name=" << channel.name << " id=" << channel.channel_id;
    }
    ui->slider->setChildren(labels);
    ui->slider->scrollToIndex(curindex);
    ui->slider->currentObject()->setStyleSheet(HIGHTLIGHT_STYLE);

    //pnt->setText(pnt->text().replace("grey", "white").replace("<a>", "<b>").replace("</a>", "</b>"));
}

QLayout *AboutDlg::initLogosLayout()
{
    // The logos layout is horizontal. From left to right, it has
    // a VCG logo, vertical layout with Univ. Minho and UCSC, vertical
    // layout with IMSL and CHI, and vertical layout with HP and OK button.

    QLabel * vcgLogo = new QLabel();
    vcgLogo->setMinimumSize(202, 173);
    vcgLogo->setPixmap(QPixmap(":/images/vcglogo.png"));
    vcgLogo->setAlignment(Qt::AlignTop);

    QLayout * universityLayout = initUniversityLayout();
    QLayout * museumLayout = initMuseumLayout();
    QLayout * hpButtonLayout = initHPButtonLayout();

    QHBoxLayout * logosLayout = new QHBoxLayout();
    logosLayout->addStretch(1);
    logosLayout->addWidget(vcgLogo);
    logosLayout->addStretch(1);
    logosLayout->addLayout(universityLayout);
    logosLayout->addStretch(1);
    logosLayout->addLayout(museumLayout);
    logosLayout->addStretch(1);
    logosLayout->addLayout(hpButtonLayout);
    logosLayout->addStretch(1);

    return logosLayout;
}

void TimeAnalysisWidget::updateLegend()
{
    std::vector<std::string> &labels = _selectedScalar->labels();

    // removinb previous legend
    QFormLayout *layout = (QFormLayout *)_ui->legendGroupBox->layout();
    QLayoutItem *child;
    while (layout->count()!=0 && (child = layout->takeAt(0)) != 0) {
        child->widget()->deleteLater();
        delete child;
    }

    for (unsigned i=0; i<labels.size(); ++i) {
        QLabel *colorLabel = new QLabel;
        colorLabel->setAutoFillBackground(true);
        colorLabel->setMinimumSize(70, 15);
        QPalette palette = colorLabel->palette();

        float denom = _selectedScalar->max() - _selectedScalar->min();
        float normalizedValue = ( i - _selectedScalar->min() ) / ( denom == 0 ? 1.f : denom );

        palette.setColor(colorLabel->backgroundRole(), _ui->projectionWidget->colorScale()->getColor(normalizedValue));
        colorLabel->setPalette(palette);

        layout->addRow(new QLabel(labels[i].c_str()), colorLabel);
    }

    repaint();
}

void NotificationDialog::getDataFromDatabase(){
    ui->tableWidget->setRowCount(0);
    bool disconnect = false;
    bool connected = true;
    if(!db.isOpen()){
        disconnect = true;
        connected = parent->connectToDatabase(&db, false, this);
    }
    if(connected){
        for(int i = 0; i < parent->cNotifications.size(); i++){
            QLabel * item = new QLabel;
            QStringList columnNames = parent->getColumnsNames("Customers");
            QVector<QStringList> retrievedData = parent->executeSelectCommand("Customers", columnNames, "ID=" + QString::number(parent->cNotifications[i].customer));
            if(!retrievedData.isEmpty()){
                if(!retrievedData[0].isEmpty()){
                    item->setText(retrievedData[columnNames.indexOf("Surname")][0] + " " + retrievedData[columnNames.indexOf("Name")][0] + " " + retrievedData[columnNames.indexOf("Patronomic")][0] + "\nТелефонный номер: (" + retrievedData[columnNames.indexOf("PhoneCode")][0] + ")" + retrievedData[columnNames.indexOf("PhoneNumber")][0] + "\nПО: " + parent->cNotifications[i].soft + "\nДата истечения лицензии: " + parent->cNotifications[i].date);
                    QFontMetrics fontMetrics = item->fontMetrics();
                    QSize textSize = fontMetrics.size(0, item->text());
                    int textWidth = textSize.width() + 30;
                    int textHeight = textSize.height() + 20;
                    item->setMinimumSize(textWidth, textHeight);
                    item->resize(textWidth, textHeight);
                    ui->tableWidget->setRowCount(ui->tableWidget->rowCount() + 1);
                    ui->tableWidget->setCellWidget(ui->tableWidget->rowCount() - 1, 0, item);
                    ui->tableWidget->setRowHeight(ui->tableWidget->rowCount() - 1, textHeight);
                }
            }
        }
        for(int i = 0; i < parent->lNotifications.size(); i++){
            QLabel * item = new QLabel;
            item->setText("ПО: " + parent->lNotifications[i].soft + "\nОсталось лицензий: " + QString::number(parent->lNotifications[i].count));
            QFontMetrics fontMetrics = item->fontMetrics();
            QSize textSize = fontMetrics.size(0, item->text());
            int textWidth = textSize.width() + 30;
            int textHeight = textSize.height() + 20;
            item->setMinimumSize(textWidth, textHeight);
            item->resize(textWidth, textHeight);
            ui->tableWidget->setRowCount(ui->tableWidget->rowCount() + 1);
            ui->tableWidget->setCellWidget(ui->tableWidget->rowCount() - 1, 0, item);
            ui->tableWidget->setRowHeight(ui->tableWidget->rowCount() - 1, textHeight);
        }
    }
    if(disconnect)
        parent->disconnectFromDatabase(&db);
}