src/StaticFilterItem.cpp - dev-ver1 - friendlyperch/QGrid

src/StaticFilterItem.cpp
76 строк2 KB
okuntsev
move from github
13 янв 2026, 09:46
13 янв 2026, 09:46fbdac0d
#include "StaticFilterItem.h"

#include <QDebug>
#include <QMetaProperty>
#include <QtGlobal>

StaticFilterItem::StaticFilterItem(QWidget *parent)
    : QWidget(parent), editor(nullptr) {
  mapper = new QSignalMapper(this);
  FindMapMethod();
  layout = new QHBoxLayout();
  namePlace = new QLabel();

  layout->addWidget(namePlace);
  layout->addStretch();
  setLayout(layout);
}

QWidget *StaticFilterItem::getEditor() const { return editor; }

void StaticFilterItem::setEditor(QWidget *value) {
  if (editor != value) {
    if (!editor)
      layout->addWidget(value);
    //    else
    //      layout->replaceWidget(editor, value);

    editor = value;
    mapSignal(editor);
    if (column->getDefaultValue().isValid())
      editor->setProperty(editor->metaObject()->userProperty().name(),
                          column->getDefaultValue());
    emit changed(column->getFieldName(), getCurrentValue());
  }
}

void StaticFilterItem::mapSignal(QWidget *widget) {
  connect(widget, widget->metaObject()->userProperty().notifySignal(), mapper,
          mapperMapMethod);
  mapper->setMapping(widget, widget);
  connect(mapper, SIGNAL(mapped(QWidget *)), this, SLOT(receiver(QWidget *)));
}

QVariant StaticFilterItem::getCurrentValue() { return getWidgetValue(editor); }

void StaticFilterItem::FindMapMethod() {
  for (int m = 0; m < mapper->metaObject()->methodCount(); m++) {
    QMetaMethod method = mapper->metaObject()->method(m);
#if QT_VERSION >= 0x050000
    if (method.name() == "map" && method.parameterCount() == 0) {
      mapperMapMethod = method;
      return;
    }
#else
    if (method.signature() == "map()") {
      mapperMapMethod = method;
      return;
    }
#endif
  }
}

QVariant StaticFilterItem::getWidgetValue(QWidget *widget) {
  return widget->property(widget->metaObject()->userProperty().name());
}

void StaticFilterItem::receiver(QWidget *widget) {
  QVariant value = getWidgetValue(widget);
  emit changed(column->getFieldName(), value);
}
GridColumn *StaticFilterItem::getColumn() const { return column; }

void StaticFilterItem::setColumn(GridColumn *value) {
  column = value;
  namePlace->setText(column->getHeader());
}