diff options
Diffstat (limited to 'src/quickdialogs/quickdialogsquickimpl/qquickplatformcolordialog.cpp')
-rw-r--r-- | src/quickdialogs/quickdialogsquickimpl/qquickplatformcolordialog.cpp | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/quickdialogs/quickdialogsquickimpl/qquickplatformcolordialog.cpp b/src/quickdialogs/quickdialogsquickimpl/qquickplatformcolordialog.cpp new file mode 100644 index 0000000000..205b4e0b1b --- /dev/null +++ b/src/quickdialogs/quickdialogsquickimpl/qquickplatformcolordialog.cpp @@ -0,0 +1,129 @@ +// Copyright (C) 2022 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only + +#include "qquickplatformcolordialog_p.h" + +#include <QtCore/qloggingcategory.h> +#include <QtGui/qwindow.h> +#include <QtQml/qqmlcontext.h> +#include <QtQml/qqmlinfo.h> +#include <QtQuick/qquickwindow.h> +#include <QtQuickTemplates2/private/qquickdialog_p.h> +#include <QtQuickTemplates2/private/qquickpopup_p_p.h> +#include <QtQuickTemplates2/private/qquickpopupanchors_p.h> + +#include "qquickcolordialogimpl_p.h" + +QT_BEGIN_NAMESPACE + +Q_LOGGING_CATEGORY(lcQuickPlatformColorDialog, "qt.quick.dialogs.quickplatformcolordialog") + +QQuickPlatformColorDialog::QQuickPlatformColorDialog(QObject *parent) +{ + qCDebug(lcQuickPlatformColorDialog) + << "creating non-native Qt Quick ColorDialog with parent" << parent; + + // Set a parent so that we get deleted if we can't be shown for whatever reason. + // Our eventual parent should be the window, however. + setParent(parent); + + auto qmlContext = ::qmlContext(parent); + if (!qmlContext) { + qmlWarning(parent) << "No QQmlContext for QQuickPlatformColorDialog; can't create " + "non-native ColorDialog implementation"; + return; + } + + const auto dialogQmlUrl = QUrl(QStringLiteral( + "qrc:/qt-project.org/imports/QtQuick/Dialogs/quickimpl/qml/ColorDialog.qml")); + QQmlComponent colorDialogComponent(qmlContext->engine(), dialogQmlUrl, parent); + if (!colorDialogComponent.isReady()) { + qmlWarning(parent) << "Failed to load non-native ColorDialog implementation:\n" + << colorDialogComponent.errorString(); + return; + } + + m_dialog = qobject_cast<QQuickColorDialogImpl *>(colorDialogComponent.create()); + if (!m_dialog) { + qmlWarning(parent) << "Failed to create an instance of the non-native ColorDialog:\n" + << colorDialogComponent.errorString(); + return; + } + // Give it a parent until it's parented to the window in show(). + m_dialog->setParent(this); + + connect(m_dialog, &QQuickDialog::accepted, this, &QPlatformDialogHelper::accept); + connect(m_dialog, &QQuickDialog::rejected, this, &QPlatformDialogHelper::reject); + + connect(m_dialog, &QQuickColorDialogImpl::colorChanged, this, + &QQuickPlatformColorDialog::currentColorChanged); +} + +bool QQuickPlatformColorDialog::isValid() const +{ + return m_dialog; +} + +void QQuickPlatformColorDialog::setCurrentColor(const QColor &color) +{ + if (m_dialog) + m_dialog->setColor(color); +} + +QColor QQuickPlatformColorDialog::currentColor() const +{ + return m_dialog ? m_dialog->color().toRgb() : QColor(); +} + +void QQuickPlatformColorDialog::exec() +{ + qCWarning(lcQuickPlatformColorDialog) + << "exec() is not supported for the Qt Quick ColorDialog fallback"; +} + +bool QQuickPlatformColorDialog::show(Qt::WindowFlags flags, Qt::WindowModality modality, + QWindow *parent) +{ + qCDebug(lcQuickPlatformColorDialog) + << "show called with flags" << flags << "modality" << modality << "parent" << parent; + + if (!m_dialog || !parent) + return false; + + auto quickWindow = qobject_cast<QQuickWindow *>(parent); + + if (!quickWindow) { + qmlInfo(this->parent()) << "Parent window (" << parent + << ") of non-native dialog is not a QQuickWindow"; + return false; + } + + m_dialog->setParent(parent); + m_dialog->resetParentItem(); + + auto popupPrivate = QQuickPopupPrivate::get(m_dialog); + popupPrivate->getAnchors()->setCenterIn(m_dialog->parentItem()); + + QSharedPointer<QColorDialogOptions> options = QPlatformColorDialogHelper::options(); + + m_dialog->setTitle(options->windowTitle()); + m_dialog->setOptions(options); + + m_dialog->open(); + return true; +} + +void QQuickPlatformColorDialog::hide() +{ + if (!m_dialog) + return; + + m_dialog->close(); +} + +QQuickColorDialogImpl *QQuickPlatformColorDialog::dialog() const +{ + return m_dialog; +} + +QT_END_NAMESPACE |