1 files changed, 65 insertions, 0 deletions
diff --git a/src/quicknativestyle/items/qquickstyleitemtextfield.cpp b/src/quicknativestyle/items/qquickstyleitemtextfield.cpp
new file mode 100644
index 0000000000..d5111a9e5f
--- /dev/null
+++ b/src/quicknativestyle/items/qquickstyleitemtextfield.cpp
@@ -0,0 +1,65 @@
+// Copyright (C) 2020 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 "qquickstyleitemtextfield.h"
+
+QT_BEGIN_NAMESPACE
+
+QFont QQuickStyleItemTextField::styleFont(QQuickItem *control) const
+{
+    return style()->font(QStyle::CE_ComboBoxLabel, controlSize(control));
+}
+
+void QQuickStyleItemTextField::connectToControl() const
+{
+    QQuickStyleItem::connectToControl();
+    auto textField = control<QQuickTextField>();
+    connect(textField, &QQuickTextField::readOnlyChanged, this, &QQuickStyleItem::markImageDirty);
+    connect(textField, &QQuickTextField::focusChanged, this, &QQuickStyleItem::markImageDirty);
+}
+
+StyleItemGeometry QQuickStyleItemTextField::calculateGeometry()
+{
+    QStyleOptionFrame styleOption;
+    initStyleOption(styleOption);
+    StyleItemGeometry geometry;
+
+    geometry.minimumSize = style()->sizeFromContents(QStyle::CT_LineEdit, &styleOption, QSize(0, 0));
+
+    // Inspired by QLineEdit::sizeHint()
+    QFontMetricsF fm(styleFont(const_cast<QQuickItem*>(control<QQuickItem>())));
+    const QSize sz(qCeil(fm.horizontalAdvance(QLatin1Char('x')) * 17),
+                   contentSize().height());
+    geometry.implicitSize = style()->sizeFromContents(QStyle::CT_LineEdit, &styleOption, sz);
+
+    styleOption.rect = QRect(QPoint(0, 0), geometry.implicitSize);
+    geometry.layoutRect = styleOption.rect;
+    geometry.contentRect = style()->subElementRect(QStyle::SE_LineEditContents, &styleOption);
+    geometry.ninePatchMargins = style()->ninePatchMargins(QStyle::CE_ShapedFrame, &styleOption, geometry.minimumSize);
+    geometry.focusFrameRadius = style()->pixelMetric(QStyle::PM_TextFieldFocusFrameRadius, &styleOption);
+
+    return geometry;
+}
+
+void QQuickStyleItemTextField::paintEvent(QPainter *painter) const
+{
+    QStyleOptionFrame styleOption;
+    initStyleOption(styleOption);
+    style()->drawPrimitive(QStyle::PE_PanelLineEdit, &styleOption, painter);
+}
+
+void QQuickStyleItemTextField::initStyleOption(QStyleOptionFrame &styleOption) const
+{
+    initStyleOptionBase(styleOption);
+    auto textField = control<QQuickTextField>();
+
+    styleOption.lineWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth, &styleOption);
+    styleOption.midLineWidth = 0;
+    styleOption.state |= QStyle::State_Sunken;
+    if (textField->isReadOnly())
+        styleOption.state |= QStyle::State_ReadOnly;
+}
+
+QT_END_NAMESPACE
+
+#include "moc_qquickstyleitemtextfield.cpp"