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GH-2119 Update group view scrollbar when the size of rows doesn't change

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Previously, it would only update when you resize the window horizontally
enough to change the number of icons that fit in a row.
This commit is contained in:
Petr Mrázek 2018-01-28 02:04:47 +01:00
parent 3277b820a7
commit 0bcb24502e
2 changed files with 38 additions and 29 deletions
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65
application/groupview/GroupView.cpp
View File

@ -104,37 +104,9 @@ inline bool operator<(const LocaleString &lhs, const LocaleString &rhs)
return (QString::localeAwareCompare(lhs, rhs) < 0);
}
void GroupView::updateGeometries()
void GroupView::updateScrollbar()
{
geometryCache.clear();
int previousScroll = verticalScrollBar()->value();
QMap<LocaleString, VisualGroup *> cats;
for (int i = 0; i < model()->rowCount(); ++i)
{
const QString groupName = model()->index(i, 0).data(GroupViewRoles::GroupRole).toString();
if (!cats.contains(groupName))
{
VisualGroup *old = this->category(groupName);
if (old)
{
auto cat = new VisualGroup(old);
cats.insert(groupName, cat);
cat->update();
}
else
{
auto cat = new VisualGroup(groupName, this);
cats.insert(groupName, cat);
cat->update();
}
}
}
qDeleteAll(m_groups);
m_groups = cats.values();
if (m_groups.isEmpty())
{
verticalScrollBar()->setRange(0, 0);
@ -167,7 +139,38 @@ void GroupView::updateGeometries()
}
verticalScrollBar()->setValue(qMin(previousScroll, verticalScrollBar()->maximum()));
}
void GroupView::updateGeometries()
{
geometryCache.clear();
QMap<LocaleString, VisualGroup *> cats;
for (int i = 0; i < model()->rowCount(); ++i)
{
const QString groupName = model()->index(i, 0).data(GroupViewRoles::GroupRole).toString();
if (!cats.contains(groupName))
{
VisualGroup *old = this->category(groupName);
if (old)
{
auto cat = new VisualGroup(old);
cats.insert(groupName, cat);
cat->update();
}
else
{
auto cat = new VisualGroup(groupName, this);
cats.insert(groupName, cat);
cat->update();
}
}
}
qDeleteAll(m_groups);
m_groups = cats.values();
updateScrollbar();
viewport()->update();
}
@ -511,6 +514,10 @@ void GroupView::resizeEvent(QResizeEvent *event)
m_currentItemsPerRow = newItemsPerRow;
updateGeometries();
}
else
{
updateScrollbar();
}
}
void GroupView::dragEnterEvent(QDragEnterEvent *event)

2
application/groupview/GroupView.h
View File

@ -96,6 +96,8 @@ protected:
void startDrag(Qt::DropActions supportedActions) override;
void updateScrollbar();
private:
friend struct VisualGroup;
QList<VisualGroup *> m_groups;