Files
qad/libs/piqt_widgets/pivaluetree_edit.cpp
2022-12-04 18:28:25 +03:00

255 lines
6.6 KiB
C++

#include "pivaluetree_edit.h"
#include "ui_pivaluetree_edit_array.h"
#include "pivariant_edit.h"
#include "piqt.h"
#include <QEvent>
#include <QFormLayout>
#include <QGroupBox>
PIValueTreeEdit::PIValueTreeEdit(QWidget * parent): QWidget(parent) {
ui = new Ui::PIValueTreeEditArray();
grid = new GridWidgets();
auto * lay = new QBoxLayout(QBoxLayout::TopToBottom);
lay->setContentsMargins(0, 0, 0, 0);
setLayout(lay);
}
PIValueTreeEdit::~PIValueTreeEdit() {
delete ui;
delete grid;
}
void PIValueTreeEdit::setValue(const PIValueTree & v) {
source = v;
build();
}
PIValueTree PIValueTreeEdit::value() const {
applyValues();
return source;
}
void PIValueTreeEdit::setGroupingEnabled(bool yes) {
is_grouping = yes;
build();
}
void PIValueTreeEdit::rollback() {
build();
}
void PIValueTreeEdit::clear() {
source = PIValueTree();
removeAll();
}
void PIValueTreeEdit::removeAll() {
array_edits.clear();
value_edits.clear();
tree_edits.clear();
if (ui_array) {
ui->layoutArray->takeAt(0);
delete ui_array;
ui_array = nullptr;
}
QLayoutItem * child = nullptr;
while ((child = layout()->takeAt(0)) != nullptr) {
delete child;
}
grid->clear();
}
void PIValueTreeEdit::build() {
removeAll();
//piCout << source.attributes().value(PIValueTree::attributeArrayType) << array_type;
if (source.isArray()) {
ui_array = new QWidget();
ui->setupUi(ui_array);
ui->spinCount->setRange(source.attribute(PIValueTree::attributeArrayMinCount, 0).toInt(),
source.attribute(PIValueTree::attributeArrayMaxCount, 65536).toInt());
ui->spinCount->setValue(source.children().size_s());
ui->widgetEdit->setVisible(source.attribute(PIValueTree::attributeArrayResize, false).toBool());
ui->layoutArray->addWidget(grid);
uint array_type = PIVariant::typeIDFromName(source.attribute(PIValueTree::attributeArrayType).toString());
int index = 0;
for (const auto & i: source.children()) {
auto * ve = new PIVariantEdit();
ve->setAttributes(source.attributes());
ve->setValue(i.value(), array_type);
grid->add(QString::number(++index), ve, PI2QString(i.comment()));
array_edits << ve;
}
connect(ui->spinCount, QOverload<int>::of(&QSpinBox::valueChanged), this, [this,array_type](int value){
value = piMaxi(value, 0);
for (int i = grid->rowCount() - 1; i >= value; --i)
grid->removeRow(i);
array_edits.resize(grid->rowCount());
for (int i = grid->rowCount(); i < value; ++i) {
auto * ve = new PIVariantEdit();
ve->setAttributes(source.attributes());
ve->setValue(PIVariant::fromType(array_type), array_type);
grid->add(QString::number(i + 1), ve, "");
array_edits << ve;
}
});
layout()->addWidget(ui_array);
} else {
layout()->addWidget(grid);
for (const auto & i: source.children()) {
if (i.attribute(PIValueTree::attributeHidden, false).toBool()) continue;
if (i.attribute(PIValueTree::attributeIsLabel, false).toBool()) {
if (i.name().isEmpty()) continue;
auto * l = new QLabel(PI2QString(i.name()));
l->setAlignment(Qt::AlignCenter);
grid->add(l);
continue;
}
if (i.hasChildren() || i.isArray()) {
auto * ve = new PIValueTreeEdit();
ve->setGroupingEnabled(is_grouping);
ve->setValue(i);
if (is_grouping) {
auto * gb = new QGroupBox();
gb->setLayout(new QBoxLayout(QBoxLayout::TopToBottom));
gb->layout()->addWidget(ve);
gb->setTitle(PI2QString(i.name()));
gb->setToolTip(PI2QString(i.comment()));
gb->setCheckable(true);
gb->setChecked(true);
gb->setAlignment(Qt::AlignCenter);
connect(gb, &QGroupBox::toggled, ve, &QWidget::setVisible);
grid->add(gb);
} else {
grid->add(PI2QString(i.name()), ve, PI2QString(i.comment()));
}
tree_edits[i.name()] = ve;
} else {
auto * ve = new PIVariantEdit();
ve->setAttributes(i.attributes());
ve->setValue(i.value());
grid->add(PI2QString(i.name()), ve, PI2QString(i.comment()));
value_edits[i.name()] = ve;
}
}
}
}
void PIValueTreeEdit::applyValues() const {
if (source.isArray()) {
if (array_edits.isNotEmpty())
source.mergeAttributes(array_edits[0]->defaultAttributes());
source.clearChildren();
for (int i = 0; i < array_edits.size_s(); ++i)
source.addChild({PIString::fromNumber(i), array_edits[i]->value()});
} else {
auto vit = value_edits.makeIterator();
while (vit.next()) {
auto & c(source.child(vit.key()));
c.mergeAttributes(vit.value()->defaultAttributes());
c.setValue(vit.value()->value());
}
auto tit = tree_edits.makeIterator();
while (tit.next()) {
auto & c(source.child(tit.key()));
if (!c.isNull()) c = tit.value()->value();
}
}
}
void PIValueTreeEdit::GridWidgets::add(QString label, QWidget * w, const QString & comment) {
if (!label.isEmpty())
label += ':';
auto * l = new QLabel(label);
auto * c = new QLabel(comment);
l->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
c->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
w->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
lay->addWidget(l, row_count, 0, Qt::AlignVCenter | Qt::AlignRight);
lay->addWidget(w, row_count, 1);
lay->addWidget(c, row_count, 2, Qt::AlignVCenter | Qt::AlignLeft);
widgets << l << w << c;
++row_count;
}
void PIValueTreeEdit::GridWidgets::add(QWidget * w) {
lay->addWidget(w, row_count, 0, 1, -1);
widgets << w;
++row_count;
}
void PIValueTreeEdit::GridWidgets::clear() {
piDeleteAllAndClear(widgets);
if (lay)
delete lay;
lay = new QGridLayout();
lay->setContentsMargins(0, 0, 0, 0);
setLayout(lay);
row_count = 0;
}
void PIValueTreeEdit::GridWidgets::removeRow(int index) {
if (!lay) return;
if (row_count <= index) return;
for (int c = 0; c < lay->columnCount(); ++c) {
auto * li = lay->itemAtPosition(index, c);
if (li) {
if (li->widget()) {
widgets.removeOne(li->widget());
delete li->widget();
}
delete li;
}
}
--row_count;
simplify();
}
void PIValueTreeEdit::GridWidgets::simplify() {
if (!lay) return;
QVector<QMap<int, QWidget*>> wg;
QMap<QWidget*, Qt::Alignment> wa;
for (int r = 0; r < lay->rowCount(); ++r) {
QMap<int, QWidget*> row;
for (int c = 0; c < lay->columnCount(); ++c) {
auto * li = lay->itemAtPosition(r, c);
if (!li) continue;
if (li->widget()) {
row[c] = li->widget();
wa[li->widget()] = li->alignment();
}
}
if (!row.isEmpty())
wg << row;
}
delete lay;
lay = new QGridLayout();
lay->setContentsMargins(0, 0, 0, 0);
int rindex = 0;
for (const auto & row: wg) {
QMapIterator<int, QWidget*> it(row);
while (it.hasNext()) {
it.next();
lay->addWidget(it.value(), rindex, it.key(), wa.value(it.value()));
}
++rindex;
}
setLayout(lay);
}