From 4c631c0bf971f0b41eb319cd3c6d5c723055aac6 Mon Sep 17 00:00:00 2001
From: Shawn Rutledge <shawn.rutledge@qt.io>
Date: Tue, 9 Feb 2016 14:19:46 +0100
Subject: Android: add support for custom buttons in native MessageDialog
 helper

New API in QMessageDialogOptions and implementation on Android.

Task-number: QTBUG-35545
Change-Id: I59567251199f220862d01ba76979266379eecd86
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>
---
 src/gui/kernel/qplatformdialoghelper.cpp | 37 ++++++++++++++++++++++++++++++--
 1 file changed, 35 insertions(+), 2 deletions(-)

(limited to 'src/gui/kernel/qplatformdialoghelper.cpp')

diff --git a/src/gui/kernel/qplatformdialoghelper.cpp b/src/gui/kernel/qplatformdialoghelper.cpp
index b456c1ca31..b787629f6a 100644
--- a/src/gui/kernel/qplatformdialoghelper.cpp
+++ b/src/gui/kernel/qplatformdialoghelper.cpp
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2016 The Qt Company Ltd.
+** Copyright (C) 2018 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
@@ -44,6 +44,7 @@
 #include <QtCore/QSharedData>
 #include <QtCore/QSettings>
 #include <QtCore/QUrl>
+#include <QtCore/QVector>
 #include <QtGui/QColor>
 
 #include <algorithm>
@@ -786,7 +787,8 @@ class QMessageDialogOptionsPrivate : public QSharedData
 public:
     QMessageDialogOptionsPrivate() :
         icon(QMessageDialogOptions::NoIcon),
-        buttons(QPlatformDialogHelper::Ok)
+        buttons(QPlatformDialogHelper::Ok),
+        nextCustomButtonId(QPlatformDialogHelper::LastButton + 1)
     {}
 
     QString windowTitle;
@@ -795,6 +797,8 @@ public:
     QString informativeText;
     QString detailedText;
     QPlatformDialogHelper::StandardButtons buttons;
+    QVector<QMessageDialogOptions::CustomButton> customButtons;
+    int nextCustomButtonId;
 };
 
 QMessageDialogOptions::QMessageDialogOptions(QMessageDialogOptionsPrivate *dd)
@@ -886,6 +890,35 @@ QPlatformDialogHelper::StandardButtons QMessageDialogOptions::standardButtons()
     return d->buttons;
 }
 
+int QMessageDialogOptions::addButton(const QString &label, QPlatformDialogHelper::ButtonRole role,
+                                     void *buttonImpl)
+{
+    const CustomButton b(d->nextCustomButtonId++, label, role, buttonImpl);
+    d->customButtons.append(b);
+    return b.id;
+}
+
+static inline bool operator==(const QMessageDialogOptions::CustomButton &a,
+                              const QMessageDialogOptions::CustomButton &b) {
+    return a.id == b.id;
+}
+
+void QMessageDialogOptions::removeButton(int id)
+{
+    d->customButtons.removeOne(CustomButton(id));
+}
+
+const QVector<QMessageDialogOptions::CustomButton> &QMessageDialogOptions::customButtons()
+{
+    return d->customButtons;
+}
+
+const QMessageDialogOptions::CustomButton *QMessageDialogOptions::customButton(int id)
+{
+    int i = d->customButtons.indexOf(CustomButton(id));
+    return (i < 0 ? nullptr : &d->customButtons.at(i));
+}
+
 QPlatformDialogHelper::ButtonRole QPlatformDialogHelper::buttonRole(QPlatformDialogHelper::StandardButton button)
 {
     switch (button) {
-- 
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