added animation to NotebookPageDropPreview

2017-01-16 17:20:48 +01:00
parent d7f98030e1
commit 7901071408
3 changed files with 28 additions and 2 deletions
@@ -4,6 +4,8 @@

 NotebookPageDropPreview::NotebookPageDropPreview(QWidget *parent)
    : QWidget(parent)
+    , m_positionAnimation(this, "geometry")
+    , m_desiredGeometry()
 {
    setHidden(true);
 }
@@ -16,3 +18,19 @@ NotebookPageDropPreview::paintEvent(QPaintEvent *)
    painter.fillRect(8, 8, width() - 17, height() - 17,
                     ColorScheme::instance().DropPreviewBackground);
 }
+
+void
+NotebookPageDropPreview::setBounds(const QRect &rect)
+{
+    if (rect == m_desiredGeometry) {
+        return;
+    }
+
+    m_positionAnimation.stop();
+    m_positionAnimation.setDuration(50);
+    m_positionAnimation.setStartValue(geometry());
+    m_positionAnimation.setEndValue(rect);
+    m_positionAnimation.start();
+
+    m_desiredGeometry = rect;
+}