C++ ToolButton::setIcon方法代码示例

void BookmarksToolbar::subfolderAdded(const QString &name)
{
    ToolButton* b = new ToolButton(this);
    b->setPopupMode(QToolButton::InstantPopup);
    b->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
    b->setIcon(style()->standardIcon(QStyle::SP_DirIcon));
    b->setText(name);

    Menu* menu = new Menu(name);
    b->setMenu(menu);
    connect(menu, SIGNAL(aboutToShow()), this, SLOT(aboutToShowFolderMenu()));

    m_layout->insertWidget(m_layout->count() - 2, b);
}

QWidget *LeftToolBox::createButton(const QString &name,QButtonGroup *group,const int id) {
	
	ToolButton *carButton = new ToolButton;
	carButton->setCheckable(true);
	carButton->setIcon(QIcon(QPixmap(name).scaled(30,30,Qt::KeepAspectRatio)));
	carButton->setIconSize(QSize(50,50));

	if (group != 0){
		group->addButton(carButton, id);
	}

	QGridLayout *layout = new QGridLayout;
	layout->addWidget(carButton,0,0,Qt::AlignHCenter);

	QWidget *widget = new QWidget;
	widget->setLayout(layout);
	return widget;
}

ToolButton* ToolBar::addButton(const QIcon& icon, const QString& tooltip)
{
    ToolButton* button = new ToolButton(this);
#ifdef Q_OS_MAC
    // Force auto-raize type
    if(dynamic_cast<QMacStyle*>(button->style())){
        button->setStyle(&cleanlooks);
    }
#endif
    button->setIconSize(mainWindow->iconSize());
    button->setIcon(icon);
    button->setAutoRaise(true);
    button->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Expanding);
    if(!tooltip.isEmpty()){
        button->setToolTip(tooltip);
    }
    hbox->addWidget(button);
    return button;
}

SizeGrip::SizeGrip(QWidget *parent)
    : QWidget(parent)
{
    QBoxLayout *l=new QBoxLayout(QBoxLayout::TopToBottom, this);
    l->addItem(new QSpacerItem(1, 0, QSizePolicy::Maximum, QSizePolicy::Preferred));
    QSizeGrip *grip=new QSizeGrip(this);
    l->addWidget(grip);
    l->setMargin(0);
    l->setSpacing(0);
    l->setAlignment(Qt::AlignBottom);
    ToolButton tb;
    tb.move(65535, 65535);
    tb.setToolButtonStyle(Qt::ToolButtonIconOnly);
    tb.setIcon(Icons::self()->albumIcon);
    tb.ensurePolished();
    tb.setAttribute(Qt::WA_DontShowOnScreen);
    tb.setVisible(true);
    setMinimumWidth(qMax(grip->sizeHint().width(), tb.sizeHint().width()));
    setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred);
}

void BookmarksToolbar::bookmarkEdited(const BookmarksModel::Bookmark &before, const BookmarksModel::Bookmark &after)
{
    if (before.folder == QLatin1String("bookmarksToolbar") && after.folder != QLatin1String("bookmarksToolbar")) {
        // Editing from toolbar folder to other folder -> Remove bookmark
        removeBookmark(before);
    }
    else if (before.folder != QLatin1String("bookmarksToolbar") && after.folder == QLatin1String("bookmarksToolbar")) {
        // Editing from other folder to toolbar folder -> Add bookmark
        addBookmark(after);
    }
    else {
        // Editing bookmark already in toolbar
        for (int i = 0; i < m_layout->count(); i++) {
            ToolButton* button = qobject_cast<ToolButton*>(m_layout->itemAt(i)->widget());
            if (!button) {
                continue;
            }

            Bookmark book = button->data().value<Bookmark>();

            if (book == before) {
                QString title = after.title;
                if (title.length() > 15) {
                    title.truncate(13);
                    title += "..";
                }

                QVariant v;
                v.setValue<Bookmark>(after);

                button->setText(title);
                button->setData(v);
                button->setIcon(qIconProvider->iconFromImage(after.image));
                button->setToolTip(after.url.toEncoded());
                return;
            }
        }
    }
}

void BookmarksToolbar::addBookmark(const BookmarksModel::Bookmark &bookmark)
{
    if (bookmark.folder != "bookmarksToolbar") {
        return;
    }
    QString title = bookmark.title;
    if (title.length() > 15) {
        title.truncate(13);
        title += "..";
    }

    QVariant v;
    v.setValue<Bookmark>(bookmark);

    ToolButton* button = new ToolButton(this);
    button->setText(title);
    button->setData(v);
    button->setIcon(bookmark.icon);
    button->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
    button->setToolTip(bookmark.url.toEncoded());
    button->setAutoRaise(true);
    button->setWhatsThis(bookmark.title);
    button->setContextMenuPolicy(Qt::CustomContextMenu);

    connect(button, SIGNAL(clicked()), this, SLOT(loadClickedBookmark()));
    connect(button, SIGNAL(middleMouseClicked()), this, SLOT(loadClickedBookmarkInNewTab()));
    connect(button, SIGNAL(controlClicked()), this, SLOT(loadClickedBookmarkInNewTab()));
    connect(button, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(showBookmarkContextMenu(QPoint)));

    int indexForBookmark = indexOfLastBookmark();
    m_layout->insertWidget(indexForBookmark, button);

    QSqlQuery query;
    query.prepare("UPDATE bookmarks SET toolbar_position=? WHERE id=?");
    query.addBindValue(indexForBookmark);
    query.addBindValue(bookmark.id);
    mApp->dbWriter()->executeQuery(query);
}

void BookmarksToolbar::refreshBookmarks()
{
    QSqlQuery query;
    query.exec("SELECT id, title, url, icon FROM bookmarks WHERE folder='bookmarksToolbar' ORDER BY toolbar_position");
    while (query.next()) {
        Bookmark bookmark;
        bookmark.id = query.value(0).toInt();
        bookmark.title = query.value(1).toString();
        bookmark.url = query.value(2).toUrl();
        bookmark.icon = IconProvider::iconFromBase64(query.value(3).toByteArray());
        bookmark.folder = "bookmarksToolbar";
        QString title = bookmark.title;
        if (title.length() > 15) {
            title.truncate(13);
            title += "..";
        }

        QVariant v;
        v.setValue<Bookmark>(bookmark);

        ToolButton* button = new ToolButton(this);
        button->setText(title);
        button->setData(v);
        button->setIcon(bookmark.icon);
        button->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
        button->setToolTip(bookmark.url.toEncoded());
        button->setWhatsThis(bookmark.title);
        button->setAutoRaise(true);
        button->setContextMenuPolicy(Qt::CustomContextMenu);

        connect(button, SIGNAL(clicked()), this, SLOT(loadClickedBookmark()));
        connect(button, SIGNAL(middleMouseClicked()), this, SLOT(loadClickedBookmarkInNewTab()));
        connect(button, SIGNAL(controlClicked()), this, SLOT(loadClickedBookmarkInNewTab()));
        connect(button, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(showBookmarkContextMenu(QPoint)));
        m_layout->addWidget(button);
    }

    query.exec("SELECT name FROM folders WHERE subfolder='yes'");
    while (query.next()) {
        ToolButton* b = new ToolButton(this);
        b->setPopupMode(QToolButton::InstantPopup);
        b->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
        b->setIcon(style()->standardIcon(QStyle::SP_DirIcon));
        b->setText(query.value(0).toString());

        Menu* menu = new Menu(query.value(0).toString());
        b->setMenu(menu);
        connect(menu, SIGNAL(aboutToShow()), this, SLOT(aboutToShowFolderMenu()));

        m_layout->addWidget(b);
    }

    m_mostVis = new ToolButton(this);
    m_mostVis->setPopupMode(QToolButton::InstantPopup);
    m_mostVis->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
    m_mostVis->setIcon(style()->standardIcon(QStyle::SP_DirIcon));
    m_mostVis->setText(tr("Most visited"));
    m_mostVis->setToolTip(tr("Sites you visited the most"));

    m_menuMostVisited = new Menu();
    m_mostVis->setMenu(m_menuMostVisited);
    connect(m_menuMostVisited, SIGNAL(aboutToShow()), this, SLOT(refreshMostVisited()));

    m_layout->addWidget(m_mostVis);
    m_layout->addStretch();

    m_mostVis->setVisible(m_bookmarksModel->isShowingMostVisited());
}

QWizardPage *AddFeedWizard::createNameFeedPage()
{
  QWizardPage *page = new QWizardPage;
  page->setTitle(tr("Create New Feed"));
  page->setFinalPage(false);

  nameFeedEdit_ = new LineEdit(this);

  foldersTree_ = new QTreeWidget(this);
  foldersTree_->setObjectName("foldersTree_");
  foldersTree_->setColumnCount(2);
  foldersTree_->setColumnHidden(1, true);
  foldersTree_->header()->hide();

  QStringList treeItem;
  treeItem << tr("Feeds") << "Id";
  foldersTree_->setHeaderLabels(treeItem);

  treeItem.clear();
  treeItem << tr("All Feeds") << "0";
  QTreeWidgetItem *treeWidgetItem = new QTreeWidgetItem(treeItem);
  treeWidgetItem->setIcon(0, QIcon(":/images/folder"));
  foldersTree_->addTopLevelItem(treeWidgetItem);
  foldersTree_->setCurrentItem(treeWidgetItem);

  QSqlQuery q;
  QQueue<int> parentIds;
  parentIds.enqueue(0);
  while (!parentIds.empty()) {
    int parentId = parentIds.dequeue();
    QString qStr = QString("SELECT text, id FROM feeds WHERE parentId='%1' AND (xmlUrl='' OR xmlUrl IS NULL)").
        arg(parentId);
    q.exec(qStr);
    while (q.next()) {
      QString folderText = q.value(0).toString();
      QString folderId = q.value(1).toString();

      QStringList treeItem;
      treeItem << folderText << folderId;
      QTreeWidgetItem *treeWidgetItem = new QTreeWidgetItem(treeItem);

      treeWidgetItem->setIcon(0, QIcon(":/images/folder"));

      QList<QTreeWidgetItem *> treeItems =
            foldersTree_->findItems(QString::number(parentId),
                                                       Qt::MatchFixedString | Qt::MatchRecursive,
                                                       1);
      treeItems.at(0)->addChild(treeWidgetItem);
      if (folderId.toInt() == curFolderId_)
        foldersTree_->setCurrentItem(treeWidgetItem);
      parentIds.enqueue(folderId.toInt());
    }
  }

  foldersTree_->expandAll();
  foldersTree_->sortByColumn(0, Qt::AscendingOrder);

  ToolButton *newFolderButton = new ToolButton(this);
  newFolderButton->setIcon(QIcon(":/images/addT"));
  newFolderButton->setToolTip(tr("New Folder..."));
  newFolderButton->setAutoRaise(true);

  QHBoxLayout *newFolderLayout = new QHBoxLayout;
  newFolderLayout->setMargin(0);
  newFolderLayout->addWidget(newFolderButton);
  newFolderLayout->addStretch();
  QVBoxLayout *newFolderVLayout = new QVBoxLayout;
  newFolderVLayout->setMargin(2);
  newFolderVLayout->addStretch();
  newFolderVLayout->addLayout(newFolderLayout);

  foldersTree_->setLayout(newFolderVLayout);

  QVBoxLayout *layout = new QVBoxLayout;
  layout->addWidget(new QLabel(tr("Displayed name:")));
  layout->addWidget(nameFeedEdit_);
  layout->addWidget(new QLabel(tr("Location:")));
  layout->addWidget(foldersTree_);
  page->setLayout(layout);

  connect(nameFeedEdit_, SIGNAL(textChanged(const QString&)),
          this, SLOT(nameFeedEditChanged(const QString&)));
  connect(newFolderButton, SIGNAL(clicked()),
          this, SLOT(newFolder()));

  return page;
}

//------------------------------------------------------------------------------
QWidget *FeedPropertiesDialog::createGeneralTab()
{
  QWidget *tab = new QWidget();

  QGridLayout *layoutGeneralGrid = new QGridLayout();
  QLabel *labelTitleCapt = new QLabel(tr("Title:"));
  QLabel *labelHomepageCapt = new QLabel(tr("Homepage:"));
  QLabel *labelURLCapt = new QLabel(tr("Feed URL:"));

  QHBoxLayout *layoutGeneralTitle = new QHBoxLayout();
  editTitle = new LineEdit();
  ToolButton *loadTitleButton = new ToolButton();
  loadTitleButton->setIcon(QIcon(":/images/updateFeed"));
  loadTitleButton->setIconSize(QSize(16, 16));
  loadTitleButton->setToolTip(tr("Load Title"));
  loadTitleButton->setFocusPolicy(Qt::NoFocus);

  QMenu *selectIconMenu = new QMenu();
  selectIconMenu->addAction(tr("Load Favicon"));
  selectIconMenu->addSeparator();
  selectIconMenu->addAction(tr("Select Icon..."));
  selectIconButton_ = new QToolButton(this);
  selectIconButton_->setIconSize(QSize(16, 16));
  selectIconButton_->setToolTip(tr("Select Icon"));
  selectIconButton_->setFocusPolicy(Qt::NoFocus);
  selectIconButton_->setPopupMode(QToolButton::MenuButtonPopup);
  selectIconButton_->setMenu(selectIconMenu);

  layoutGeneralTitle->addWidget(editTitle, 1);
  layoutGeneralTitle->addWidget(loadTitleButton);
  layoutGeneralTitle->addWidget(selectIconButton_);
  editURL = new LineEdit();

  disableUpdate_ = new QCheckBox(tr("Disable update"));
  disableUpdate_->setChecked(false);

  updateEnable_ = new QCheckBox(tr("Automatically update every"));
  updateInterval_ = new QSpinBox();
  updateInterval_->setEnabled(false);
  updateInterval_->setRange(1, 9999);
  connect(updateEnable_, SIGNAL(toggled(bool)),
          updateInterval_, SLOT(setEnabled(bool)));

  updateIntervalType_ = new QComboBox(this);
  updateIntervalType_->setEnabled(false);
  QStringList intervalTypeList;
  intervalTypeList << tr("seconds") << tr("minutes")  << tr("hours");
  updateIntervalType_->addItems(intervalTypeList);
  connect(updateEnable_, SIGNAL(toggled(bool)),
          updateIntervalType_, SLOT(setEnabled(bool)));

  QHBoxLayout *updateFeedsLayout = new QHBoxLayout();
  updateFeedsLayout->setMargin(0);
  updateFeedsLayout->addWidget(updateEnable_);
  updateFeedsLayout->addWidget(updateInterval_);
  updateFeedsLayout->addWidget(updateIntervalType_);
  updateFeedsLayout->addStretch();

  connect(disableUpdate_, SIGNAL(toggled(bool)),
          updateEnable_, SLOT(setDisabled(bool)));
  connect(disableUpdate_, SIGNAL(toggled(bool)),
          updateInterval_, SLOT(setDisabled(bool)));
  connect(disableUpdate_, SIGNAL(toggled(bool)),
          updateIntervalType_, SLOT(setDisabled(bool)));

  starredOn_ = new QCheckBox(tr("Starred"));
  displayOnStartup = new QCheckBox(tr("Display in new tab on startup"));
  duplicateNewsMode_ = new QCheckBox(tr("Automatically delete duplicate news"));

  QHBoxLayout *layoutGeneralHomepage = new QHBoxLayout();
  labelHomepage = new QLabel();
  labelHomepage->setOpenExternalLinks(true);
  layoutGeneralHomepage->addWidget(labelHomepageCapt);
  layoutGeneralHomepage->addWidget(labelHomepage, 1);

  layoutGeneralGrid->addWidget(labelTitleCapt, 0, 0);
  layoutGeneralGrid->addLayout(layoutGeneralTitle, 0 ,1);
  layoutGeneralGrid->addWidget(labelURLCapt, 1, 0);
  layoutGeneralGrid->addWidget(editURL, 1, 1);

  QVBoxLayout *tabLayout = new QVBoxLayout(tab);
  tabLayout->setMargin(10);
  tabLayout->setSpacing(5);
  tabLayout->addLayout(layoutGeneralGrid);
  tabLayout->addLayout(layoutGeneralHomepage);
  tabLayout->addSpacing(15);
  tabLayout->addWidget(disableUpdate_);
  tabLayout->addLayout(updateFeedsLayout);
  tabLayout->addSpacing(15);
  tabLayout->addWidget(starredOn_);
  tabLayout->addWidget(displayOnStartup);
  tabLayout->addWidget(duplicateNewsMode_);
  tabLayout->addStretch();

  connect(loadTitleButton, SIGNAL(clicked()), this, SLOT(setDefaultTitle()));
  connect(selectIconButton_, SIGNAL(clicked()),
          this, SLOT(selectIcon()));
  connect(selectIconMenu->actions().at(0), SIGNAL(triggered()),
          this, SLOT(loadDefaultIcon()));
//.........这里部分代码省略.........