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Diffstat (limited to 'tests/manual/widgets/itemviews/delegate/example.cpp')
| -rw-r--r-- | tests/manual/widgets/itemviews/delegate/example.cpp | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/tests/manual/widgets/itemviews/delegate/example.cpp b/tests/manual/widgets/itemviews/delegate/example.cpp deleted file mode 100644 index 7dbbf445dfd..00000000000 --- a/tests/manual/widgets/itemviews/delegate/example.cpp +++ /dev/null @@ -1,82 +0,0 @@ -// Copyright (C) 2012 Thorbjørn Lund Martsum - tmartsum[at]gmail.com -// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only - -#include <QLineEdit> -#include <QApplication> -#include <QTableView> -#include <QStandardItemModel> -#include <QStyledItemDelegate> -#include <QDebug> -#include <QComboBox> - -class ExampleEditor : public QLineEdit -{ -public: - ExampleEditor(QWidget *parent = nullptr):QLineEdit(parent) { qDebug() << "ctor"; } - ~ExampleEditor() { QApplication::instance()->quit(); } -}; - -class ExampleDelegate : public QStyledItemDelegate -{ -public: - ExampleDelegate() : QStyledItemDelegate() - { - m_editor = new ExampleEditor(0); - m_combobox = new QComboBox(0); - m_combobox->addItem(QString::fromUtf8("item1")); - m_combobox->addItem(QString::fromUtf8("item2")); - } -protected: - QWidget* createEditor(QWidget *p, const QStyleOptionViewItem &o, const QModelIndex &i) const - { - // doubleclick rownumber 3 (last row) to see the difference. - if (i.row() == 3) { - m_combobox->setParent(p); - m_combobox->setGeometry(o.rect); - return m_combobox; - } else { - m_editor->setParent(p); - m_editor->setGeometry(o.rect); - return m_editor; - } - } - void destroyEditor(QWidget *editor, const QModelIndex &) const - { - editor->setParent(0); - qDebug() << "intercepted destroy :)"; - } - - // Avoid setting data - and therefore show that the editor keeps its state. - void setEditorData(QWidget* w, const QModelIndex &) const - { - QComboBox *combobox = qobject_cast<QComboBox*>(w); - if (combobox) { - qDebug() << "Try to show popup at once"; - // Now we could try to make a call to - // QCoreApplication::processEvents(); - // But it does not matter. The fix: - // https://codereview.qt-project.org/40608 - // is blocking QComboBox from reacting to this doubleclick edit event - // and we need to do that since the mouseReleaseEvent has not yet happened, - // and therefore cannot be processed. - combobox->showPopup(); - } - } - - ~ExampleDelegate() { delete m_editor; } - mutable ExampleEditor *m_editor; - mutable QComboBox *m_combobox; -}; - -int main(int argc, char *argv[]) -{ - QApplication app(argc, argv); - QTableView tv; - QStandardItemModel m; - m.setRowCount(4); - m.setColumnCount(2); - tv.setModel(&m); - tv.show(); - tv.setItemDelegate(new ExampleDelegate()); - app.exec(); -} |
