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Diffstat (limited to 'src/quickcontrols2impl/qquickplaceholdertext.cpp')
-rw-r--r-- | src/quickcontrols2impl/qquickplaceholdertext.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/quickcontrols2impl/qquickplaceholdertext.cpp b/src/quickcontrols2impl/qquickplaceholdertext.cpp new file mode 100644 index 00000000..2fe6be07 --- /dev/null +++ b/src/quickcontrols2impl/qquickplaceholdertext.cpp @@ -0,0 +1,73 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPLv3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or later as published by the Free +** Software Foundation and appearing in the file LICENSE.GPL included in +** the packaging of this file. Please review the following information to +** ensure the GNU General Public License version 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qquickplaceholdertext_p.h" + +#include <QtQuick/private/qquicktext_p_p.h> +#include <QtQuick/private/qquicktextinput_p_p.h> +#include <QtQuick/private/qquicktextedit_p_p.h> + +QT_BEGIN_NAMESPACE + +QQuickPlaceholderText::QQuickPlaceholderText(QQuickItem *parent) : QQuickText(parent) +{ +} + +void QQuickPlaceholderText::componentComplete() +{ + QQuickText::componentComplete(); + connect(parentItem(), SIGNAL(effectiveHorizontalAlignmentChanged()), this, SLOT(updateAlignment())); + updateAlignment(); +} + +void QQuickPlaceholderText::updateAlignment() +{ + if (QQuickTextInput *input = qobject_cast<QQuickTextInput *>(parentItem())) { + if (QQuickTextInputPrivate::get(input)->hAlignImplicit) + resetHAlign(); + else + setHAlign(static_cast<HAlignment>(input->hAlign())); + } else if (QQuickTextEdit *edit = qobject_cast<QQuickTextEdit *>(parentItem())) { + if (QQuickTextEditPrivate::get(edit)->hAlignImplicit) + resetHAlign(); + else + setHAlign(static_cast<HAlignment>(edit->hAlign())); + } else { + resetHAlign(); + } +} + +QT_END_NAMESPACE |