ProjectExplorer: Postpone Kit widget creation

... at least conceptually. This has not visible effect yet, as they
widget-creating code paths are triggered quickly.

Change-Id: Ibef3a4221885fa76cf5c1c327dcb3c2e6bdcbd1b
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>
This commit is contained in:
hjk
2023-04-18 16:28:28 +02:00
parent b30983d3c7
commit dd7020d690

View File

@@ -24,57 +24,72 @@ namespace Internal {
class KitNode : public TreeItem
{
public:
KitNode(Kit *k, KitModel *m)
{
widget = new KitManagerConfigWidget(k);
KitNode(Kit *k, KitModel *m, QBoxLayout *parentLayout)
: m_kit(k), m_model(m), m_parentLayout(parentLayout)
{}
QObject::connect(widget, &KitManagerConfigWidget::dirty, m, [this] { update(); });
QObject::connect(widget, &KitManagerConfigWidget::isAutoDetectedChanged, m, [this, m] {
TreeItem *oldParent = parent();
TreeItem *newParent =
m->rootItem()->childAt(widget->workingCopy()->isAutoDetected() ? 0 : 1);
if (oldParent && oldParent != newParent) {
m->takeItem(this);
newParent->appendChild(this);
}
});
}
~KitNode() override
{
delete widget;
}
~KitNode() override { delete m_widget; }
QVariant data(int, int role) const override
{
if (widget) {
if (m_widget) {
if (role == Qt::FontRole) {
QFont f = QApplication::font();
if (widget->isDirty())
if (m_widget->isDirty())
f.setBold(!f.bold());
if (widget->isDefaultKit())
if (m_widget->isDefaultKit())
f.setItalic(f.style() != QFont::StyleItalic);
return f;
}
if (role == Qt::DisplayRole) {
QString baseName = widget->displayName();
if (widget->isDefaultKit())
QString baseName = m_widget->displayName();
if (m_widget->isDefaultKit())
//: Mark up a kit as the default one.
baseName = Tr::tr("%1 (default)").arg(baseName);
return baseName;
}
if (role == Qt::DecorationRole) {
return widget->displayIcon();
return m_widget->displayIcon();
}
if (role == Qt::ToolTipRole) {
return widget->validityMessage();
return m_widget->validityMessage();
}
}
return QVariant();
}
KitManagerConfigWidget *widget;
KitManagerConfigWidget *widget() const
{
const_cast<KitNode *>(this)->ensureWidget();
return m_widget;
}
private:
void ensureWidget()
{
if (m_widget)
return;
m_widget = new KitManagerConfigWidget(m_kit);
QObject::connect(m_widget, &KitManagerConfigWidget::dirty, m_model, [this] { update(); });
QObject::connect(m_widget, &KitManagerConfigWidget::isAutoDetectedChanged, m_model, [this] {
TreeItem *oldParent = parent();
TreeItem *newParent =
m_model->rootItem()->childAt(m_widget->workingCopy()->isAutoDetected() ? 0 : 1);
if (oldParent && oldParent != newParent) {
m_model->takeItem(this);
newParent->appendChild(this);
}
});
m_parentLayout->addWidget(m_widget);
}
Kit *m_kit = m_kit;
KitModel *m_model = nullptr;
KitManagerConfigWidget *m_widget = nullptr;
QBoxLayout *m_parentLayout = nullptr;
};
// --------------------------------------------------------------------------
@@ -113,7 +128,7 @@ KitModel::KitModel(QBoxLayout *parentLayout, QObject *parent)
Kit *KitModel::kit(const QModelIndex &index)
{
KitNode *n = kitNode(index);
return n ? n->widget->workingCopy() : nullptr;
return n ? n->widget()->workingCopy() : nullptr;
}
KitNode *KitModel::kitNode(const QModelIndex &index)
@@ -136,20 +151,20 @@ void KitModel::setDefaultKit(const QModelIndex &index)
bool KitModel::isDefaultKit(Kit *k) const
{
return m_defaultNode && m_defaultNode->widget->workingCopy() == k;
return m_defaultNode && m_defaultNode->widget()->workingCopy() == k;
}
KitManagerConfigWidget *KitModel::widget(const QModelIndex &index)
{
KitNode *n = kitNode(index);
return n ? n->widget : nullptr;
return n ? n->widget() : nullptr;
}
void KitModel::validateKitNames()
{
QHash<QString, int> nameHash;
forItemsAtLevel<2>([&nameHash](KitNode *n) {
const QString displayName = n->widget->displayName();
const QString displayName = n->widget()->displayName();
if (nameHash.contains(displayName))
++nameHash[displayName];
else
@@ -157,8 +172,8 @@ void KitModel::validateKitNames()
});
forItemsAtLevel<2>([&nameHash](KitNode *n) {
const QString displayName = n->widget->displayName();
n->widget->setHasUniqueName(nameHash.value(displayName) == 1);
const QString displayName = n->widget()->displayName();
n->widget()->setHasUniqueName(nameHash.value(displayName) == 1);
});
}
@@ -166,8 +181,8 @@ void KitModel::apply()
{
// Add/update dirty nodes before removing kits. This ensures the right kit ends up as default.
forItemsAtLevel<2>([](KitNode *n) {
if (n->widget->isDirty()) {
n->widget->apply();
if (n->widget()->isDirty()) {
n->widget()->apply();
n->update();
}
});
@@ -175,7 +190,7 @@ void KitModel::apply()
// Remove unused kits:
const QList<KitNode *> removeList = m_toRemoveList;
for (KitNode *n : removeList)
n->widget->removeKit();
n->widget()->removeKit();
emit layoutChanged(); // Force update.
}
@@ -197,7 +212,7 @@ void KitModel::markForRemoval(Kit *k)
setDefaultNode(findItemAtLevel<2>([node](KitNode *kn) { return kn != node; }));
takeItem(node);
if (node->widget->configures(nullptr))
if (node->widget()->configures(nullptr))
delete node;
else
m_toRemoveList.append(node);
@@ -209,7 +224,7 @@ Kit *KitModel::markForAddition(Kit *baseKit)
const QString newName = newKitName(baseKit ? baseKit->unexpandedDisplayName() : QString());
KitNode *node = createNode(nullptr);
m_manualRoot->appendChild(node);
Kit *k = node->widget->workingCopy();
Kit *k = node->widget()->workingCopy();
KitGuard g(k);
if (baseKit) {
k->copyFrom(baseKit);
@@ -229,7 +244,7 @@ Kit *KitModel::markForAddition(Kit *baseKit)
void KitModel::updateVisibility()
{
forItemsAtLevel<2>([](const TreeItem *ti) {
static_cast<const KitNode *>(ti)->widget->updateVisibility();
static_cast<const KitNode *>(ti)->widget()->updateVisibility();
});
}
@@ -237,32 +252,31 @@ QString KitModel::newKitName(const QString &sourceName) const
{
QList<Kit *> allKits;
forItemsAtLevel<2>([&allKits](const TreeItem *ti) {
allKits << static_cast<const KitNode *>(ti)->widget->workingCopy();
allKits << static_cast<const KitNode *>(ti)->widget()->workingCopy();
});
return Kit::newKitName(sourceName, allKits);
}
KitNode *KitModel::findWorkingCopy(Kit *k) const
{
return findItemAtLevel<2>([k](KitNode *n) { return n->widget->workingCopy() == k; });
return findItemAtLevel<2>([k](KitNode *n) { return n->widget()->workingCopy() == k; });
}
KitNode *KitModel::createNode(Kit *k)
{
auto node = new KitNode(k, this);
m_parentLayout->addWidget(node->widget);
auto node = new KitNode(k, this, m_parentLayout);
return node;
}
void KitModel::setDefaultNode(KitNode *node)
{
if (m_defaultNode) {
m_defaultNode->widget->setIsDefaultKit(false);
m_defaultNode->widget()->setIsDefaultKit(false);
m_defaultNode->update();
}
m_defaultNode = node;
if (m_defaultNode) {
m_defaultNode->widget->setIsDefaultKit(true);
m_defaultNode->widget()->setIsDefaultKit(true);
m_defaultNode->update();
}
}
@@ -271,7 +285,7 @@ void KitModel::addKit(Kit *k)
{
for (TreeItem *n : *m_manualRoot) {
// Was added by us
if (static_cast<KitNode *>(n)->widget->isRegistering())
if (static_cast<KitNode *>(n)->widget()->isRegistering())
return;
}
@@ -292,7 +306,7 @@ void KitModel::removeKit(Kit *k)
{
QList<KitNode *> nodes = m_toRemoveList;
for (KitNode *n : std::as_const(nodes)) {
if (n->widget->configures(k)) {
if (n->widget()->configures(k)) {
m_toRemoveList.removeOne(n);
if (m_defaultNode == n)
m_defaultNode = nullptr;
@@ -303,7 +317,7 @@ void KitModel::removeKit(Kit *k)
}
KitNode *node = findItemAtLevel<2>([k](KitNode *n) {
return n->widget->configures(k);
return n->widget()->configures(k);
});
if (node == m_defaultNode)
@@ -319,7 +333,7 @@ void KitModel::changeDefaultKit()
{
Kit *defaultKit = KitManager::defaultKit();
KitNode *node = findItemAtLevel<2>([defaultKit](KitNode *n) {
return n->widget->configures(defaultKit);
return n->widget()->configures(defaultKit);
});
setDefaultNode(node);
}