Core: Turn QLabel *tfLabel() into applyTf(QLabel *label)

Decorating an existing label is more flexible than creating a decorated
one.

This turns
  QLabel *tfLabel(const TextFormat &tf, ...)
into
  applyTf(QLabel *label, const TextFormat &tf, ...)

And adapts the current callers, accordingly.

Change-Id: Ib42ca5ed1670bba9df11bb28837040537512131f
Reviewed-by: hjk <hjk@qt.io>

src/plugins/coreplugin/welcomepagehelper.cpp

@@ -88,9 +88,8 @@ QWidget *createRule(Qt::Orientation orientation, QWidget *parent)
     return rule;
 }
 
-QLabel *tfLabel(const TextFormat &tf, bool singleLine)
+void applyTf(QLabel *label, const TextFormat &tf, bool singleLine)
 {
-    QLabel *label = singleLine ? new Utils::ElidingLabel : new QLabel;
     if (singleLine)
         label->setFixedHeight(tf.lineHeight());
     label->setFont(tf.font());
@@ -100,8 +99,6 @@ QLabel *tfLabel(const TextFormat &tf, bool singleLine)
     QPalette pal = label->palette();
     pal.setColor(QPalette::WindowText, tf.color());
     label->setPalette(pal);
-
-    return label;
 }
 
 } // namespace WelcomePageHelpers
@@ -1271,8 +1268,8 @@ void SectionedGridView::setSearchString(const QString &searchString)
 static QLabel *createTitleLabel(const QString &text)
 {
     constexpr TextFormat headerTitleTF {Theme::Token_Text_Muted, StyleHelper::UiElementH4};
-    auto label = tfLabel(headerTitleTF);
+    auto label = new ElidingLabel(text);
-    label->setText(text);
+    applyTf(label, headerTitleTF);
     label->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Preferred);
     return label;
 }
@@ -1308,8 +1305,8 @@ ListModel *SectionedGridView::addSection(const Section &section, const QList<Lis
     const auto it = m_gridViews.insert(section, gridView);
 
     constexpr TextFormat headerTitleTF {Theme::Token_Text_Muted, StyleHelper::UiElementH4};
-    auto sectionNameLabel = WelcomePageHelpers::tfLabel(headerTitleTF);
+    auto sectionNameLabel = new ElidingLabel(section.name);
-    sectionNameLabel->setText(section.name);
+    applyTf(sectionNameLabel, headerTitleTF);
 
     QLabel *seeAllLink = createLinkLabel(Tr::tr("Show All") + " &gt;", this);
     if (gridView->maxRows().has_value()) {

src/plugins/coreplugin/welcomepagehelper.h

@@ -67,7 +67,7 @@ CORE_EXPORT void drawCardBackground(QPainter *painter, const QRectF &rect,
                                     const QBrush &fill, const QPen &pen = QPen(Qt::NoPen),
                                     qreal rounding = defaultCardBackgroundRounding);
 CORE_EXPORT QWidget *createRule(Qt::Orientation orientation, QWidget *parent = nullptr);
-CORE_EXPORT QLabel *tfLabel(const TextFormat &tf, bool singleLine = true);
+CORE_EXPORT void applyTf(QLabel *label, const TextFormat &tf, bool singleLine = true);
 
 } // namespace WelcomePageHelpers
 

src/plugins/extensionmanager/extensionmanagerwidget.cpp

@@ -67,8 +67,8 @@ constexpr TextFormat h6CapitalTF
 
 static QLabel *sectionTitle(const TextFormat &tf, const QString &title)
 {
-    QLabel *label = tfLabel(tf, true);
+    auto *label = new ElidingLabel(title);
-    label->setText(title);
+    applyTf(label, tf);
     return label;
 };
 
@@ -134,7 +134,8 @@ public:
         static const TextFormat detailsTF
             {titleTF.themeColor, Utils::StyleHelper::UiElementCaption};
 
-        m_title = tfLabel(titleTF);
+        m_title = new ElidingLabel;
+        applyTf(m_title, titleTF);
         m_vendor = new Button({}, Button::SmallLink);
         m_vendor->setContentsMargins({});
         m_divider = new QLabel;
@@ -144,9 +145,11 @@ public:
         const QPixmap dlIcon = Icon({{":/extensionmanager/images/download.png", dlTF.themeColor}},
                                     Icon::Tint).pixmap();
         m_dlIcon->setPixmap(dlIcon);
-        m_dlCount = tfLabel(dlTF);
+        m_dlCount = new ElidingLabel;
+        applyTf(m_dlCount, dlTF);
         m_dlCount->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Preferred);
-        m_details = tfLabel(detailsTF);
+        m_details = new ElidingLabel;
+        applyTf(m_details, detailsTF);
         installButton = new Button(Tr::tr("Install..."), Button::MediumPrimary);
         installButton->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Preferred);
         installButton->hide();
@@ -428,12 +431,12 @@ static QWidget *descriptionPlaceHolder()
     static const TextFormat tF {
         Theme::Token_Text_Muted, UiElement::UiElementH4
     };
-    auto title = tfLabel(tF);
+    auto title = new ElidingLabel(Tr::tr("No details to show"));
+    applyTf(title, tF);
     title->setAlignment(Qt::AlignCenter);
-    title->setText(Tr::tr("No details to show"));
+    auto text = new QLabel(Tr::tr("Select an extension to see more information about it."));
-    auto text = tfLabel(tF, false);
+    applyTf(text, tF, false);
     text->setAlignment(Qt::AlignCenter);
-    text->setText(Tr::tr("Select an extension to see more information about it."));
     text->setFont({});
     using namespace Layouting;
     // clang-format off
@@ -475,15 +478,19 @@ ExtensionManagerWidget::ExtensionManagerWidget()
     m_description->setMargins({verticalPadding, 0, verticalPadding, 0});
 
     m_dateUpdatedTitle = sectionTitle(h6TF, Tr::tr("Last Update"));
-    m_dateUpdated = tfLabel(contentTF, false);
+    m_dateUpdated = new QLabel;
+    applyTf(m_dateUpdated, contentTF, false);
     m_tagsTitle = sectionTitle(h6TF, Tr::tr("Tags"));
     m_tags = new TagList;
     m_platformsTitle = sectionTitle(h6TF, Tr::tr("Platforms"));
-    m_platforms = tfLabel(contentTF, false);
+    m_platforms = new QLabel;
+    applyTf(m_platforms, contentTF, false);
     m_dependenciesTitle = sectionTitle(h6TF, Tr::tr("Dependencies"));
-    m_dependencies = tfLabel(contentTF, false);
+    m_dependencies = new QLabel;
+    applyTf(m_dependencies, contentTF, false);
     m_packExtensionsTitle = sectionTitle(h6TF, Tr::tr("Extensions in pack"));
-    m_packExtensions = tfLabel(contentTF, false);
+    m_packExtensions = new QLabel;
+    applyTf(m_packExtensions, contentTF, false);
     m_pluginStatus = new PluginStatusWidget;
 
     auto secondary = new QWidget;

src/plugins/extensionmanager/extensionsbrowser.cpp

@@ -209,20 +209,26 @@ public:
 
         m_iconLabel = new QLabel;
         m_iconLabel->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
-        m_itemNameLabel = tfLabel(itemNameTF);
+        m_itemNameLabel = new ElidingLabel;
+        applyTf(m_itemNameLabel, itemNameTF);
         m_itemNameLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Maximum);
-        m_releaseStatus = tfLabel(releaseStatusTF, false);
+        m_releaseStatus = new QLabel;
+        applyTf(m_releaseStatus, releaseStatusTF, false);
         m_releaseStatus->setAlignment(Qt::AlignLeft);
         m_releaseStatus->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Preferred);
-        m_installStateLabel = tfLabel(stateActiveTF, false);
+        m_installStateLabel = new QLabel;
+        applyTf(m_installStateLabel, stateActiveTF, false);
         m_installStateLabel->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Preferred);
         m_installStateIcon = new QLabel;
         m_installStateIcon->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
-        m_vendorLabel = tfLabel(vendorTF);
+        m_vendorLabel = new ElidingLabel;
+        applyTf(m_vendorLabel, vendorTF);
         m_downloadDividerLabel = new QLabel;
         m_downloadIconLabel = new QLabel;
-        m_downloadCountLabel = tfLabel(countTF);
+        m_downloadCountLabel = new QLabel;
-        m_shortDescriptionLabel = tfLabel(descriptionTF);
+        applyTf(m_downloadCountLabel, countTF);
+        m_shortDescriptionLabel = new ElidingLabel;
+        applyTf(m_shortDescriptionLabel, descriptionTF);
 
         using namespace Layouting;
         Row {
@@ -514,7 +520,8 @@ public:
 static QWidget *extensionViewPlaceHolder()
 {
     static const TextFormat tF {Theme::Token_Text_Muted, UiElementH4};
-    auto text = tfLabel(tF, false);
+    auto text = new QLabel;
+    applyTf(text, tF, false);
     text->setAlignment(Qt::AlignCenter);
     text->setText(Tr::tr("No extension found!"));
     text->setWordWrap(true);
@@ -540,8 +547,8 @@ ExtensionsBrowser::ExtensionsBrowser(ExtensionsModel *model, QWidget *parent)
 
     static const TextFormat titleTF
         {Theme::Token_Text_Default, UiElementH2};
-    QLabel *titleLabel = tfLabel(titleTF);
+    auto titleLabel = new ElidingLabel(Tr::tr("Manage Extensions"));
-    titleLabel->setText(Tr::tr("Manage Extensions"));
+    applyTf(titleLabel, titleTF);
 
     d->searchBox = new SearchBox;
     d->searchBox->setPlaceholderText(Tr::tr("Search"));

src/plugins/welcome/welcomeplugin.cpp

@@ -19,6 +19,7 @@
 #include <coreplugin/welcomepagehelper.h>
 
 #include <utils/algorithm.h>
+#include <utils/elidinglabel.h>
 #include <utils/fileutils.h>
 #include <utils/hostosinfo.h>
 #include <utils/icon.h>
@@ -75,9 +76,9 @@ public:
             ideIconLabel->setFixedHeight(lineHeight);
         }
 
-        auto welcomeLabel = tfLabel(welcomeTF);
+        auto welcomeLabel = new ElidingLabel(Tr::tr("Welcome to %1")
-        welcomeLabel->setText(Tr::tr("Welcome to %1")
                                              .arg(QGuiApplication::applicationDisplayName()));
+        applyTf(welcomeLabel, welcomeTF);
         welcomeLabel->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Preferred);
 
         using namespace Layouting;