NOISSUE fix crash caused by missing instance view layout updates

Layout wasn't updated in some cases while deleting instances.
This commit is contained in:
Petr Mrázek 2016-12-19 00:34:03 +01:00
parent 03d2858c62
commit 92bb001787
3 changed files with 22 additions and 22 deletions

View File

@ -45,6 +45,7 @@ void GroupView::setModel(QAbstractItemModel *model)
{
QAbstractItemView::setModel(model);
connect(model, &QAbstractItemModel::modelReset, this, &GroupView::modelReset);
connect(model, &QAbstractItemModel::rowsRemoved, this, &GroupView::rowsRemoved);
}
void GroupView::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight,
@ -62,6 +63,16 @@ void GroupView::rowsAboutToBeRemoved(const QModelIndex &parent, int start, int e
scheduleDelayedItemsLayout();
}
void GroupView::modelReset()
{
scheduleDelayedItemsLayout();
}
void GroupView::rowsRemoved()
{
scheduleDelayedItemsLayout();
}
class LocaleString : public QString
{
public:
@ -87,35 +98,28 @@ void GroupView::updateGeometries()
for (int i = 0; i < model()->rowCount(); ++i)
{
const QString groupName =
model()->index(i, 0).data(GroupViewRoles::GroupRole).toString();
const QString groupName = model()->index(i, 0).data(GroupViewRoles::GroupRole).toString();
if (!cats.contains(groupName))
{
VisualGroup *old = this->category(groupName);
if (old)
{
cats.insert(groupName, new VisualGroup(old));
auto cat = new VisualGroup(old);
cats.insert(groupName, cat);
cat->update();
}
else
{
cats.insert(groupName, new VisualGroup(groupName, this));
auto cat = new VisualGroup(groupName, this);
cats.insert(groupName, cat);
cat->update();
}
}
}
/*if (m_editedCategory)
{
m_editedCategory = cats[m_editedCategory->text];
}*/
qDeleteAll(m_groups);
m_groups = cats.values();
for (auto cat : m_groups)
{
cat->update();
}
if (m_groups.isEmpty())
{
verticalScrollBar()->setRange(0, 0);
@ -152,12 +156,6 @@ void GroupView::updateGeometries()
viewport()->update();
}
void GroupView::modelReset()
{
scheduleDelayedItemsLayout();
executeDelayedItemsLayout();
}
bool GroupView::isIndexHidden(const QModelIndex &index) const
{
VisualGroup *cat = category(index);

View File

@ -60,6 +60,7 @@ protected slots:
virtual void rowsInserted(const QModelIndex &parent, int start, int end) override;
virtual void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end) override;
void modelReset();
void rowsRemoved();
protected:
virtual bool isIndexHidden(const QModelIndex &index) const override;

View File

@ -4,6 +4,7 @@
#include <QPainter>
#include <QtMath>
#include <QApplication>
#include <QDebug>
#include "GroupView.h"
@ -53,7 +54,6 @@ void VisualGroup::update()
QPair<int, int> VisualGroup::positionOf(const QModelIndex &index) const
{
int x = 0;
int y = 0;
for (auto & row: rows)
{
@ -66,7 +66,8 @@ QPair<int, int> VisualGroup::positionOf(const QModelIndex &index) const
}
y++;
}
return qMakePair(x, y);
qWarning() << "Item" << index.row() << index.data(Qt::DisplayRole).toString() << "not found in visual group" << text;
return qMakePair(0, 0);
}
int VisualGroup::rowTopOf(const QModelIndex &index) const