Changeset 86652 in vbox for trunk/src

Timestamp:

Oct 20, 2020 2:37:58 PM (4 years ago)

Author:

vboxsync

Message:

FE/Qt: bugref:9653: VirtualBox Manager: Chooser pane: Restore root group scrolling position if possible while rebuilding the tree.

Location:

trunk/src/VBox/Frontends/VirtualBox/src

Files:

trunk/src/VBox/Frontends/VirtualBox/src/manager/chooser/UIChooserItemGroup.cpp

-              r84625
+              r86652
     /* Relayout model: */
     model()->updateLayout();
+}
+int UIChooserItemGroup::scrollingValue() const
+{
+    return m_pScrollArea->scrollingValue();
+}
+void UIChooserItemGroup::setScrollingValue(int iValue)
+{
+    m_pScrollArea->setScrollingValue(iValue);
+}

-              r84625
+              r86652
     /** @name Navigation stuff.
       * @{ */
+        /** Returns scrolling location value in pixels. */
+        int scrollingValue() const;
+        /** Defines scrolling location @a iValue in pixels. */
+        void setScrollingValue(int iValue);
         /** Performs scrolling by @a iDelta pixels. */
         void scrollBy(int iDelta);

-              r86651
+              r86652
 void UIChooserModel::buildTreeForMainRoot(bool fPreserveSelection /* = false */)
+{
+    /* Remember scrolling location: */
+    const int iScrollLocation = m_pRoot ? m_pRoot->toGroupItem()->scrollingValue() : 0;
     /* Remember all selected items if requested: */
     QStringList selectedItemDefinitions;
 …
         makeSureAtLeastOneItemSelected();
+    }
+    /* Restore scrolling location: */
+    m_pRoot->toGroupItem()->setScrollingValue(iScrollLocation);
     /* Repeat search if search widget is visible: */

-              r82968
+              r86652
+}
+int UIGraphicsScrollArea::scrollingValue() const
+{
+    return m_pScrollBar->value();
+}
+void UIGraphicsScrollArea::setScrollingValue(int iValue)
+{
+    iValue = qMax(iValue, 0);
+    iValue = qMin(iValue, m_pScrollBar->maximum());
+    m_pScrollBar->setValue(iValue);
+}
 void UIGraphicsScrollArea::scrollBy(int iDelta)
+{

-              r82968
+              r86652
     QIGraphicsWidget *viewport() const;
+    /** Returns scrolling location value in pixels. */
+    int scrollingValue() const;
+    /** Defines scrolling location @a iValue in pixels. */
+    void setScrollingValue(int iValue);
     /** Performs scrolling by @a iDelta pixels. */
     void scrollBy(int iDelta);

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