ExtensionManager: Implement badge for recently published items

This adds a "New" onto the upper left card corner for recently published
items. For QtC 15, we mark all remote extensions as recently published.

Fixes: QTCREATORBUG-31587
Change-Id: If460f33ebb76c72bb1af6935deb2db7678dcf550
Reviewed-by: Marcus Tillmanns <marcus.tillmanns@qt.io>

src/plugins/extensionmanager/extensionsbrowser.cpp

@@ -267,6 +267,10 @@ public:
             const QPixmap icon = itemIcon(index, SizeSmall);
             painter->drawPixmap(iconBgR.topLeft(), icon);
         }
+        {
+            const QPixmap badge = itemBadge(index, SizeSmall);
+            painter->drawPixmap(bgR.topLeft(), badge);
+        }
         if (isPack) {
             constexpr int circleSize = 18;
             constexpr int circleOverlap = 3; // Protrusion from lower right corner of iconRect
@@ -700,6 +704,8 @@ QLabel *tfLabel(const TextFormat &tf, bool singleLine)
     return label;
 }
 
+const int iconRectRounding = 4;
+
 QPixmap itemIcon(const QModelIndex &index, Size size)
 {
     const QSize iconBgS = size == SizeSmall ? iconBgSizeSmall : iconBgSizeBig;
@@ -730,7 +736,6 @@ QPixmap itemIcon(const QModelIndex &index, Size size)
     const ItemType itemType = index.data(RoleItemType).value<ItemType>();
     const QIcon &icon = (itemType == ItemTypePack) ? (size == SizeSmall ? packS : packB)
                                                    : (size == SizeSmall ? extensionS : extensionB);
-    const int iconRectRounding = 4;
     const qreal iconOpacityDisabled = 0.6;
 
     QPainter p(&pixmap);
@@ -744,4 +749,33 @@ QPixmap itemIcon(const QModelIndex &index, Size size)
     return pixmap;
 }
 
+QPixmap itemBadge(const QModelIndex &index, [[maybe_unused]] Size size)
+{
+    const QString badgeText = index.data(RoleBadge).toString();
+    if (badgeText.isNull())
+        return {};
+
+    constexpr TextFormat badgeTF
+        {Theme::Token_Basic_White, UiElement::UiElementLabelSmall};
+
+    const QFont font = badgeTF.font();
+    const int textWidth = QFontMetrics(font).horizontalAdvance(badgeText);
+    const QSize badgeS(ExPaddingGapM + textWidth + ExPaddingGapM,
+                       ExPaddingGapS + badgeTF.lineHeight() + ExPaddingGapS);
+    const QRect badgeR(QPoint(), badgeS);
+    const qreal dpr = qApp->devicePixelRatio();
+    QPixmap pixmap(badgeS * dpr);
+    pixmap.fill(Qt::transparent);
+    pixmap.setDevicePixelRatio(dpr);
+
+    QPainter p(&pixmap);
+    WelcomePageHelpers::drawCardBackground(&p, badgeR,
+                                           creatorColor(Theme::Token_Notification_Neutral),
+                                           Qt::NoPen, iconRectRounding);
+    p.setFont(font);
+    p.setPen(badgeTF.color());
+    p.drawText(badgeR, Qt::AlignCenter, badgeText);
+    return pixmap;
+}
+
 } // ExtensionManager::Internal

src/plugins/extensionmanager/extensionsbrowser.h

@@ -50,5 +50,6 @@ enum Size {
     SizeBig,
 };
 QPixmap itemIcon(const QModelIndex &index, Size size);
+QPixmap itemBadge(const QModelIndex &index, Size size);
 
 } // ExtensionManager::Internal

src/plugins/extensionmanager/extensionsmodel.cpp

@@ -240,6 +240,13 @@ int ExtensionsModel::rowCount([[maybe_unused]] const QModelIndex &parent) const
     return d->responseItems.count() + d->localPlugins.count();
 }
 
+static QString badgeText(const QModelIndex &index)
+{
+    if (index.data(RoleDownloadUrl).isNull())
+        return {};
+    return Tr::tr("New");
+}
+
 ExtensionState extensionState(const QModelIndex &index)
 {
     if (index.data(RoleItemType) != ItemTypeExtension)
@@ -265,10 +272,16 @@ static QString searchText(const QModelIndex &index)
 
 QVariant ExtensionsModel::data(const QModelIndex &index, int role) const
 {
-    if (role == RoleExtensionState)
+    switch (role) {
+    case RoleBadge:
+        return badgeText(index);
+    case RoleExtensionState:
         return extensionState(index);
-    if (role == RoleSearchText)
+    case RoleSearchText:
         return searchText(index);
+    default:
+        break;
+    }
 
     const bool isRemoteExtension = index.row() < d->responseItems.count();
     const int itemIndex = index.row() - (isRemoteExtension ? 0 : d->responseItems.count());

src/plugins/extensionmanager/extensionsmodel.h

@@ -27,7 +27,9 @@ enum ExtensionState {
 
 enum Role {
     RoleName = Qt::UserRole,
+    RoleBadge,
     RoleCopyright,
+    RoleDateUpdated,
     RoleDependencies,
     RoleDescriptionLong,
     RoleDescriptionShort,
@@ -39,7 +41,6 @@ enum Role {
     RoleLicense,
     RolePlatforms,
     RolePlugins,
-    RoleDateUpdated,
     RoleSearchText,
     RoleTags,
     RoleVendor,