QmlDesigner: Add basic texture's info to tool tip

Fixes: QDS-8488
Change-Id: If4672863babef03bdc108109c514837a2587c6a8
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>

share/qtcreator/qmldesigner/materialBrowserQmlSource/TextureItem.qml

@@ -44,8 +44,18 @@ Rectangle {
 
     ToolTip {
         visible: mouseArea.containsMouse
-        text: textureSource ? textureSource : qsTr("Texture has no source image.")
+        // contentWidth is not calculated correctly by the toolTip (resulting in a wider tooltip than
+        // needed). Using a helper Text to calculate the correct width
+        contentWidth: helperText.width
+        bottomInset: -2
+        text: textureToolTip
         delay: 1000
+
+        Text {
+            id: helperText
+            text: textureToolTip
+            visible: false
+        }
     }
 
     Image {

src/plugins/qmldesigner/components/materialbrowser/materialbrowsertexturesmodel.cpp

@@ -3,6 +3,7 @@
 
 #include "materialbrowsertexturesmodel.h"
 
+#include "designeractionmanager.h"
 #include "designmodewidget.h"
 #include "qmldesignerplugin.h"
 #include "qmlobjectnode.h"
@@ -31,8 +32,7 @@ QVariant MaterialBrowserTexturesModel::data(const QModelIndex &index, int role)
     QTC_ASSERT(index.isValid() && index.row() < m_textureList.count(), return {});
     QTC_ASSERT(roleNames().contains(role), return {});
 
-    QByteArray roleName = roleNames().value(role);
-    if (roleName == "textureSource") {
+    if (role == RoleTexSource) {
         QString source = QmlObjectNode(m_textureList.at(index.row())).modelValue("source").toString();
         if (source.isEmpty())
             return {};
@@ -42,15 +42,36 @@ QVariant MaterialBrowserTexturesModel::data(const QModelIndex &index, int role)
                         ->fileName().absolutePath().pathAppended(source).cleanPath().toString());
     }
 
-    if (roleName == "textureVisible")
+    if (role == RoleTexVisible)
         return isTextureVisible(index.row());
 
-    if (roleName == "hasDynamicProperties")
+    if (role == RoleTexHasDynamicProps)
         return !m_textureList.at(index.row()).dynamicProperties().isEmpty();
 
-    if (roleName == "textureInternalId")
+    if (role == RoleTexInternalId)
         return m_textureList.at(index.row()).internalId();
 
+    if (role == RoleTexToolTip) {
+        QString source = QmlObjectNode(m_textureList.at(index.row())).modelValue("source").toString();
+        if (source.isEmpty())
+            return tr("Texture has no source image.");
+
+        const QString noData = tr("Texture has no data.");
+
+        auto op = QmlDesignerPlugin::instance()->viewManager().designerActionManager()
+                    .modelNodePreviewOperation(m_textureList.at(index.row()));
+        if (!op)
+            return noData;
+
+        QVariantMap imgMap = op(m_textureList.at(index.row())).toMap();
+        if (imgMap.isEmpty())
+            return noData;
+
+        return QLatin1String("%1\n%2\n%3").arg(imgMap.value("id").toString(),
+                                               source.split('/').last(),
+                                               imgMap.value("info").toString());
+    }
+
     return {};
 }
 
@@ -68,14 +89,14 @@ bool MaterialBrowserTexturesModel::isValidIndex(int idx) const
     return idx > -1 && idx < rowCount();
 }
 
-
 QHash<int, QByteArray> MaterialBrowserTexturesModel::roleNames() const
 {
     static const QHash<int, QByteArray> roles {
-        {Qt::UserRole + 1, "textureSource"},
-        {Qt::UserRole + 2, "textureVisible"},
-        {Qt::UserRole + 3, "hasDynamicProperties"},
-        {Qt::UserRole + 4, "textureInternalId"}
+        {RoleTexHasDynamicProps, "hasDynamicProperties"},
+        {RoleTexInternalId,      "textureInternalId"},
+        {RoleTexSource,          "textureSource"},
+        {RoleTexToolTip,         "textureToolTip"},
+        {RoleTexVisible,         "textureVisible"}
     };
     return roles;
 }
@@ -181,12 +202,12 @@ void MaterialBrowserTexturesModel::updateTextureSource(const ModelNode &texture)
 {
     int idx = textureIndex(texture);
     if (idx != -1)
-        emit dataChanged(index(idx, 0), index(idx, 0), {roleNames().key("textureSource")});
+        emit dataChanged(index(idx, 0), index(idx, 0), {RoleTexSource, RoleTexToolTip});
 }
 
 void MaterialBrowserTexturesModel::updateAllTexturesSources()
 {
-    emit dataChanged(index(0, 0), index(rowCount() - 1, 0), {roleNames().key("textureSource")});
+    emit dataChanged(index(0, 0), index(rowCount() - 1, 0), {RoleTexSource, RoleTexToolTip});
 }
 
 void MaterialBrowserTexturesModel::updateSelectedTexture()

src/plugins/qmldesigner/components/materialbrowser/materialbrowsertexturesmodel.h

@@ -87,6 +87,12 @@ private:
     bool m_isEmpty = true;
     bool m_hasSingleModelSelection = false;
     bool m_hasSceneEnv = false;
+
+    const static int RoleTexHasDynamicProps = Qt::UserRole + 1;
+    const static int RoleTexInternalId      = Qt::UserRole + 2;
+    const static int RoleTexSource          = Qt::UserRole + 3;
+    const static int RoleTexToolTip         = Qt::UserRole + 4;
+    const static int RoleTexVisible         = Qt::UserRole + 5;
 };
 
 } // namespace QmlDesigner

src/plugins/qmldesigner/components/materialbrowser/materialbrowserview.cpp

@@ -323,12 +323,18 @@ void MaterialBrowserView::modelNodePreviewPixmapChanged(const ModelNode &node, c
         m_widget->updateMaterialPreview(node, pixmap);
 }
 
+void MaterialBrowserView::nodeIdChanged(const ModelNode &node, [[maybe_unused]] const QString &newId,
+                                                               [[maybe_unused]] const QString &oldId)
+{
+    if (isTexture(node))
+        m_widget->materialBrowserTexturesModel()->updateTextureSource(node);
+}
+
 void MaterialBrowserView::variantPropertiesChanged(const QList<VariantProperty> &propertyList,
                                                    [[maybe_unused]] PropertyChangeFlags propertyChange)
 {
     for (const VariantProperty &property : propertyList) {
         ModelNode node(property.parentModelNode());
-
         if (isMaterial(node) && property.name() == "objectName") {
             m_widget->materialBrowserModel()->updateMaterialName(node);
         } else if (property.name() == "source") {

src/plugins/qmldesigner/components/materialbrowser/materialbrowserview.h

@@ -36,6 +36,7 @@ public:
     void selectedNodesChanged(const QList<ModelNode> &selectedNodeList,
                               const QList<ModelNode> &lastSelectedNodeList) override;
     void modelNodePreviewPixmapChanged(const ModelNode &node, const QPixmap &pixmap) override;
+    void nodeIdChanged(const ModelNode &node, const QString &newId, const QString &oldId) override;
     void variantPropertiesChanged(const QList<VariantProperty> &propertyList, PropertyChangeFlags propertyChange) override;
     void propertiesRemoved(const QList<AbstractProperty> &propertyList) override;
     void nodeReparented(const ModelNode &node, const NodeAbstractProperty &newPropertyParent,