[kde-doc-english] [trojita] src/Gui: GUI: Allow for continuous scrolling while holding the Space key down

[Jan Kundrát]

Git commit a34d3c36892ea121b2ab318acc7e2d902c9c1515 by Jan Kundrát.
Committed on 27/11/2015 at 13:07.
Pushed by gerrit into branch 'master'.

GUI: Allow for continuous scrolling while holding the Space key down

QAbstractAnimation::start() doesn't restart.

Change-Id: If9b32859186506bba445a97d898ec8f128760ad3

M  +5    -2    src/Gui/CompleteMessageWidget.cpp

http://commits.kde.org/trojita/a34d3c36892ea121b2ab318acc7e2d902c9c1515

diff --git a/src/Gui/CompleteMessageWidget.cpp b/src/Gui/CompleteMessageWidget.cpp
index 4306a78..2558a1f 100644
--- a/src/Gui/CompleteMessageWidget.cpp
+++ b/src/Gui/CompleteMessageWidget.cpp
@@ -75,8 +75,11 @@ void CompleteMessageWidget::keyPressEvent(QKeyEvent *ke)
         animator->start();
     } else if (ke->key() == Qt::Key_Space || ke->key() == Qt::Key_Backspace) {
         const int delta = area->verticalScrollBar()->pageStep() * (ke->key() == Qt::Key_Backspace ? -1 : 1);
-        animator->setEndValue(qMin(qMax(area->verticalScrollBar()->value() + delta, area->verticalScrollBar()->minimum()),
-                                   area->verticalScrollBar()->maximum()));
+        const int start = animator->state() == QAbstractAnimation::Running ? animator->endValue().toInt() : area->verticalScrollBar()->value();
+        if (animator->state() == QAbstractAnimation::Running) {
+            animator->stop();
+        }
+        animator->setEndValue(qMin(qMax(start + delta, area->verticalScrollBar()->minimum()), area->verticalScrollBar()->maximum()));
         animator->start();
     } else { // noop, but hey.
         QWidget::keyPressEvent(ke);