101 lines
2.8 KiB
C++
101 lines
2.8 KiB
C++
#include "DataGridWidget.h"
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#include "CrudModel.h"
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#include "CustomDataRole.h"
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#include "ResultTableModelUtil.h"
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#include "util/PgLabItemDelegate.h"
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#include <QAction>
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#include <QSortFilterProxyModel>
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#include <QStyle>
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#include <QTableView>
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#include <QToolBar>
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#include <QVBoxLayout>
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DataGridWidget::DataGridWidget(QWidget *parent)
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: QWidget(parent)
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{
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auto layout = new QVBoxLayout(this);
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layout->setContentsMargins(0, 0, 0, 0);
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m_toolbar = new QToolBar(this);
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m_toolbar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
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layout->addWidget(m_toolbar);
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m_actSave = new QAction(style()->standardIcon(QStyle::SP_DialogSaveButton), tr("Save"), this);
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m_actSave->setShortcut(QKeySequence::Save);
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m_actSave->setShortcutContext(Qt::WidgetWithChildrenShortcut);
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m_actSave->setToolTip(tr("Save all pending changes to the database (Ctrl+S)"));
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m_actSave->setEnabled(false);
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addAction(m_actSave);
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m_toolbar->addAction(m_actSave);
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connect(m_actSave, &QAction::triggered, this, &DataGridWidget::onSave);
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m_actRevert = new QAction(style()->standardIcon(QStyle::SP_DialogResetButton), tr("Revert"), this);
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m_actRevert->setToolTip(tr("Discard all pending changes"));
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m_actRevert->setEnabled(false);
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m_toolbar->addAction(m_actRevert);
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connect(m_actRevert, &QAction::triggered, this, &DataGridWidget::onRevert);
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m_view = new QTableView(this);
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layout->addWidget(m_view);
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SetTableViewDefault(m_view);
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auto delegate = new PgLabItemDelegate(m_view);
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m_view->setItemDelegate(delegate);
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}
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void DataGridWidget::setSourceModel(QAbstractItemModel *model)
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{
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if (!m_proxy) {
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m_proxy = new QSortFilterProxyModel(this);
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m_proxy->setSortRole(CustomSortRole);
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}
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disconnect(m_pendingChangesConnection);
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m_proxy->setSourceModel(model);
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m_view->setModel(m_proxy);
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m_view->setSortingEnabled(true);
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m_proxy->sort(0, Qt::AscendingOrder);
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auto crud = qobject_cast<CrudModel *>(model);
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m_toolbar->setVisible(crud != nullptr);
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if (crud) {
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m_pendingChangesConnection = connect(crud, &CrudModel::pendingChangesChanged, this, &DataGridWidget::onPendingChangesChanged);
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onPendingChangesChanged(crud->hasPendingChanges());
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}
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else {
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onPendingChangesChanged(false);
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}
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}
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void DataGridWidget::onPendingChangesChanged(bool hasChanges)
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{
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m_actSave->setEnabled(hasChanges);
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m_actRevert->setEnabled(hasChanges);
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}
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void DataGridWidget::onSave()
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{
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auto crud = qobject_cast<CrudModel *>(m_proxy->sourceModel());
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if (!crud)
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return;
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commitOpenEditor();
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crud->saveChanges();
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}
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void DataGridWidget::onRevert()
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{
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auto crud = qobject_cast<CrudModel *>(m_proxy->sourceModel());
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if (!crud)
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return;
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commitOpenEditor();
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crud->revertChanges();
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}
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void DataGridWidget::commitOpenEditor()
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{
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// Moving focus away from the editor makes the delegate commit its value, a toolbar click does not take focus
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if (m_view->indexWidget(m_view->currentIndex()))
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m_view->setFocus();
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}
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