1 files changed, 39 insertions, 25 deletions

diff --git a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
index 45e5601135..10a253f5b6 100644
--- a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
+++ b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
@@ -27,19 +27,21 @@
 
 #include "customfilesystemmodel.h"
 #include "itemlibraryassetimportdialog.h"
+#include "itemlibraryiconimageprovider.h"
 
 #include <theme.h>
 
-#include <itemlibrarymodel.h>
+#include <designeractionmanager.h>
+#include <designermcumanager.h>
 #include <itemlibraryimageprovider.h>
 #include <itemlibraryinfo.h>
+#include <itemlibrarymodel.h>
 #include <metainfo.h>
 #include <model.h>
+#include <previewtooltip/previewtooltipbackend.h>
 #include <rewritingexception.h>
-#include <qmldesignerplugin.h>
 #include <qmldesignerconstants.h>
-#include <designeractionmanager.h>
-#include <designermcumanager.h>
+#include <qmldesignerplugin.h>
 
 #include <utils/algorithm.h>
 #include <utils/flowlayout.h>
@@ -81,14 +83,14 @@ static QString propertyEditorResourcesPath() {
     return Core::ICore::resourcePath() + QStringLiteral("/qmldesigner/propertyEditorQmlSources");
 }
 
-ItemLibraryWidget::ItemLibraryWidget(QWidget *parent) :
-    QFrame(parent),
-    m_itemIconSize(24, 24),
-    m_itemViewQuickWidget(new QQuickWidget(this)),
-    m_resourcesView(new ItemLibraryResourceView(this)),
-    m_importTagsWidget(new QWidget(this)),
-    m_addResourcesWidget(new QWidget(this)),
-    m_filterFlag(QtBasic)
+ItemLibraryWidget::ItemLibraryWidget(ImageCache &imageCache)
+    : m_itemIconSize(24, 24)
+    , m_itemViewQuickWidget(new QQuickWidget(this))
+    , m_resourcesView(new ItemLibraryResourceView(this))
+    , m_importTagsWidget(new QWidget(this))
+    , m_addResourcesWidget(new QWidget(this))
+    , m_imageCache{imageCache}
+    , m_filterFlag(QtBasic)
 {
     m_compressionTimer.setInterval(200);
     m_compressionTimer.setSingleShot(true);
@@ -102,16 +104,20 @@ ItemLibraryWidget::ItemLibraryWidget(QWidget *parent) :
     m_itemViewQuickWidget->engine()->addImportPath(propertyEditorResourcesPath() + "/imports");
     m_itemLibraryModel = new ItemLibraryModel(this);
 
-    m_itemViewQuickWidget->rootContext()->setContextProperties(
-        QVector<QQmlContext::PropertyPair>{
-            {{"itemLibraryModel"}, QVariant::fromValue(m_itemLibraryModel.data())},
-            {{"itemLibraryIconWidth"}, m_itemIconSize.width()},
-            {{"itemLibraryIconHeight"}, m_itemIconSize.height()},
-            {{"rootView"}, QVariant::fromValue(this)},
-            {{"highlightColor"}, Utils::StyleHelper::notTooBrightHighlightColor()}
-        }
-    );
-    m_itemViewQuickWidget->setClearColor(Theme::getColor(Theme::Color::QmlDesigner_BackgroundColorDarkAlternate));
+    m_itemViewQuickWidget->rootContext()->setContextProperties(QVector<QQmlContext::PropertyPair>{
+        {{"itemLibraryModel"}, QVariant::fromValue(m_itemLibraryModel.data())},
+        {{"itemLibraryIconWidth"}, m_itemIconSize.width()},
+        {{"itemLibraryIconHeight"}, m_itemIconSize.height()},
+        {{"rootView"}, QVariant::fromValue(this)},
+        {{"highlightColor"}, Utils::StyleHelper::notTooBrightHighlightColor()},
+    });
+
+    m_previewTooltipBackend = std::make_unique<PreviewTooltipBackend>(m_imageCache);
+    m_itemViewQuickWidget->rootContext()->setContextProperty("tooltipBackend",
+                                                             m_previewTooltipBackend.get());
+
+    m_itemViewQuickWidget->setClearColor(
+        Theme::getColor(Theme::Color::QmlDesigner_BackgroundColorDarkAlternate));
 
     /* create Resources view and its model */
     m_resourcesFileSystemModel = new CustomFileSystemModel(this);
@@ -119,6 +125,7 @@ ItemLibraryWidget::ItemLibraryWidget(QWidget *parent) :
 
     /* create image provider for loading item icons */
     m_itemViewQuickWidget->engine()->addImageProvider(QStringLiteral("qmldesigner_itemlibrary"), new Internal::ItemLibraryImageProvider);
+
     Theme::setupTheme(m_itemViewQuickWidget->engine());
 
     /* other widgets */
@@ -243,6 +250,8 @@ ItemLibraryWidget::ItemLibraryWidget(QWidget *parent) :
     reloadQmlSource();
 }
 
+ItemLibraryWidget::~ItemLibraryWidget() = default;
+
 void ItemLibraryWidget::setItemLibraryInfo(ItemLibraryInfo *itemLibraryInfo)
 {
     if (m_itemLibraryInfo.data() == itemLibraryInfo)
@@ -306,9 +315,14 @@ void ItemLibraryWidget::delayedUpdateModel()
 
 void ItemLibraryWidget::setModel(Model *model)
 {
+    m_itemViewQuickWidget->engine()->removeImageProvider("itemlibrary_preview");
     m_model = model;
     if (!model)
         return;
+
+    m_itemViewQuickWidget->engine()->addImageProvider("itemlibrary_preview",
+                                                      new ItemLibraryIconImageProvider{m_imageCache});
+
     setItemLibraryInfo(model->metaInfo().itemLibraryInfo());
 }
 
@@ -318,7 +332,8 @@ void ItemLibraryWidget::setCurrentIndexOfStackedWidget(int index)
         m_filterLineEdit->setVisible(false);
         m_importTagsWidget->setVisible(true);
         m_addResourcesWidget->setVisible(false);
-    } if (index == 1) {
+    }
+    if (index == 1) {
         m_filterLineEdit->setVisible(true);
         m_importTagsWidget->setVisible(false);
         m_addResourcesWidget->setVisible(true);
@@ -564,5 +579,4 @@ void ItemLibraryWidget::addResources()
          }
     }
 }
-
-}
+} // namespace QmlDesigner