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UI: Fix scrollbar enablement in Scene Grid Mode

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The UI layout math used to determine if scrollbars should be displayed
in the Scenes Dock was off by one pixel. This caused the scrollbar to
disappear when performing actions while scrolled to the bottom, such as
dragging items or resizing the dock.
This commit is contained in:
Ryan Foster 2022-08-28 00:18:09 -04:00 committed by Georges Basile Stavracas Neto
parent fd0c4b7d09
commit 5b0ae8c70d
1 changed files with 6 additions and 3 deletions
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9
UI/scene-tree.cpp
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@ -70,7 +70,8 @@ void SceneTree::resizeEvent(QResizeEvent *event)
{
if (gridMode) {
int scrollWid = verticalScrollBar()->sizeHint().width();
int h = visualItemRect(item(count() - 1)).bottom();
const QRect lastItem = visualItemRect(item(count() - 1));
const int h = lastItem.y() + lastItem.height();
if (h < height()) {
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
@ -113,7 +114,8 @@ void SceneTree::dropEvent(QDropEvent *event)
if (gridMode) {
int scrollWid = verticalScrollBar()->sizeHint().width();
int h = visualItemRect(item(count() - 1)).bottom();
const QRect lastItem = visualItemRect(item(count() - 1));
const int h = lastItem.y() + lastItem.height();
if (h < height()) {
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
@ -154,7 +156,8 @@ void SceneTree::dropEvent(QDropEvent *event)
void SceneTree::RepositionGrid(QDragMoveEvent *event)
{
int scrollWid = verticalScrollBar()->sizeHint().width();
int h = visualItemRect(item(count() - 1)).bottom();
const QRect lastItem = visualItemRect(item(count() - 1));
const int h = lastItem.y() + lastItem.height();
if (h < height()) {
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);