Add Dialog

[ChangeLog][Controls] Added Dialog to provide convenience for handling
dialog popups. Dialog integrates with DialogButtonBox, and provides
convenient accepted() and rejected() signals.

Task-number: QTBUG-51090
Change-Id: I776516738b82c0e5726769c054d6f2a956fb616d
Reviewed-by: Mitch Curtis <mitch.curtis@qt.io>

3 files changed, 125 insertions, 0 deletions

diff --git a/src/imports/controls/doc/snippets/qtquickcontrols2-dialog-modal.qml b/src/imports/controls/doc/snippets/qtquickcontrols2-dialog-modal.qml
new file mode 100644
index 00000000..c151ceed
--- /dev/null
+++ b/src/imports/controls/doc/snippets/qtquickcontrols2-dialog-modal.qml
@@ -0,0 +1,41 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:FDL$
+** 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 Free Documentation License Usage
+** Alternatively, this file may be used under the terms of the GNU Free
+** Documentation License version 1.3 as published by the Free Software
+** Foundation and appearing in the file included in the packaging of
+** this file. Please review the following information to ensure
+** the GNU Free Documentation License version 1.3 requirements
+** will be met: http://www.gnu.org/copyleft/fdl.html.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import QtQuick.Controls 2.1
+
+Item {
+    width: dialog.implicitWidth
+    height: dialog.implicitHeight
+//! [1]
+Dialog {
+    id: dialog
+    modal: true
+    standardButtons: Dialog.Ok
+}
+//! [1]
+}
diff --git a/src/imports/controls/doc/snippets/qtquickcontrols2-dialog-modeless.qml b/src/imports/controls/doc/snippets/qtquickcontrols2-dialog-modeless.qml
new file mode 100644
index 00000000..45e1c2c0
--- /dev/null
+++ b/src/imports/controls/doc/snippets/qtquickcontrols2-dialog-modeless.qml
@@ -0,0 +1,41 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:FDL$
+** 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 Free Documentation License Usage
+** Alternatively, this file may be used under the terms of the GNU Free
+** Documentation License version 1.3 as published by the Free Software
+** Foundation and appearing in the file included in the packaging of
+** this file. Please review the following information to ensure
+** the GNU Free Documentation License version 1.3 requirements
+** will be met: http://www.gnu.org/copyleft/fdl.html.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import QtQuick.Controls 2.1
+
+Item {
+    width: dialog.implicitWidth
+    height: dialog.implicitHeight
+//! [1]
+Dialog {
+    id: dialog
+    modal: false
+    standardButtons: Dialog.Ok
+}
+//! [1]
+}
diff --git a/src/imports/controls/doc/snippets/qtquickcontrols2-dialog.qml b/src/imports/controls/doc/snippets/qtquickcontrols2-dialog.qml
new file mode 100644
index 00000000..c5de0b71
--- /dev/null
+++ b/src/imports/controls/doc/snippets/qtquickcontrols2-dialog.qml
@@ -0,0 +1,43 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:FDL$
+** 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 Free Documentation License Usage
+** Alternatively, this file may be used under the terms of the GNU Free
+** Documentation License version 1.3 as published by the Free Software
+** Foundation and appearing in the file included in the packaging of
+** this file. Please review the following information to ensure
+** the GNU Free Documentation License version 1.3 requirements
+** will be met: http://www.gnu.org/copyleft/fdl.html.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import QtQuick.Controls 2.1
+
+Item {
+    width: dialog.implicitWidth
+    height: dialog.implicitHeight
+//! [1]
+Dialog {
+    id: dialog
+    standardButtons: Dialog.Ok | Dialog.Cancel
+
+    onAccepted: console.log("Ok clicked")
+    onRejected: console.log("Cancel clicked")
+}
+//! [1]
+}