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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Copyright (C) 2013 BogDan Vatra <bogdan@kde.org>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
******************************************************************************/
#include "qandroidplatformdialoghelpers.h"
#include "androidjnimain.h"
#include <QTextDocument>
#include <private/qguiapplication_p.h>
#include <qpa/qplatformtheme.h>
QT_BEGIN_NAMESPACE
namespace QtAndroidDialogHelpers {
static jclass g_messageDialogHelperClass = 0;
static const char QtMessageHandlerHelperClassName[] = "org/qtproject/qt/android/QtMessageDialogHelper";
QAndroidPlatformMessageDialogHelper::QAndroidPlatformMessageDialogHelper()
:m_buttonId(-1)
,m_javaMessageDialog(g_messageDialogHelperClass, "(Landroid/app/Activity;)V", QtAndroid::activity())
,m_shown(false)
{
}
QAndroidPlatformMessageDialogHelper::~QAndroidPlatformMessageDialogHelper()
{
hide();
}
void QAndroidPlatformMessageDialogHelper::exec()
{
if (!m_shown)
show(Qt::Dialog, Qt::ApplicationModal, 0);
m_loop.exec();
}
static QString htmlText(QString text)
{
if (Qt::mightBeRichText(text))
return text;
text.remove(QLatin1Char('\r'));
return text.toHtmlEscaped().replace(QLatin1Char('\n'), QLatin1String("<br />"));
}
bool QAndroidPlatformMessageDialogHelper::show(Qt::WindowFlags windowFlags
, Qt::WindowModality windowModality
, QWindow *parent)
{
Q_UNUSED(windowFlags);
Q_UNUSED(windowModality);
Q_UNUSED(parent);
QSharedPointer<QMessageDialogOptions> opt = options();
if (!opt.data())
return false;
m_javaMessageDialog.callMethod<void>("setIcon", "(I)V", opt->icon());
QString str = htmlText(opt->windowTitle());
if (!str.isEmpty())
m_javaMessageDialog.callMethod<void>("setTile", "(Ljava/lang/String;)V", QJniObject::fromString(str).object());
str = htmlText(opt->text());
if (!str.isEmpty())
m_javaMessageDialog.callMethod<void>("setText", "(Ljava/lang/String;)V", QJniObject::fromString(str).object());
str = htmlText(opt->informativeText());
if (!str.isEmpty())
m_javaMessageDialog.callMethod<void>("setInformativeText", "(Ljava/lang/String;)V", QJniObject::fromString(str).object());
str = htmlText(opt->detailedText());
if (!str.isEmpty())
m_javaMessageDialog.callMethod<void>("setDetailedText", "(Ljava/lang/String;)V", QJniObject::fromString(str).object());
const int * currentLayout = buttonLayout(Qt::Horizontal, AndroidLayout);
while (*currentLayout != QPlatformDialogHelper::EOL) {
int role = (*currentLayout & ~QPlatformDialogHelper::Reverse);
addButtons(opt, static_cast<ButtonRole>(role));
++currentLayout;
}
m_javaMessageDialog.callMethod<void>("show", "(J)V", jlong(static_cast<QObject*>(this)));
m_shown = true;
return true;
}
void QAndroidPlatformMessageDialogHelper::addButtons(QSharedPointer<QMessageDialogOptions> opt, ButtonRole role)
{
for (const QMessageDialogOptions::CustomButton &b : opt->customButtons()) {
if (b.role == role) {
QString label = b.label;
label.remove(QChar('&'));
m_javaMessageDialog.callMethod<void>("addButton", "(ILjava/lang/String;)V", b.id,
QJniObject::fromString(label).object());
}
}
for (int i = QPlatformDialogHelper::FirstButton; i < QPlatformDialogHelper::LastButton; i<<=1) {
StandardButton b = static_cast<StandardButton>(i);
if (buttonRole(b) == role && (opt->standardButtons() & i)) {
const QString text = QGuiApplicationPrivate::platformTheme()->standardButtonText(b);
m_javaMessageDialog.callMethod<void>("addButton", "(ILjava/lang/String;)V", i, QJniObject::fromString(text).object());
}
}
}
void QAndroidPlatformMessageDialogHelper::hide()
{
m_javaMessageDialog.callMethod<void>("hide", "()V");
m_shown = false;
}
void QAndroidPlatformMessageDialogHelper::dialogResult(int buttonID)
{
m_buttonId = buttonID;
if (m_loop.isRunning())
m_loop.exit();
if (m_buttonId < 0) {
emit reject();
return;
}
QPlatformDialogHelper::StandardButton standardButton = static_cast<QPlatformDialogHelper::StandardButton>(buttonID);
QPlatformDialogHelper::ButtonRole role = QPlatformDialogHelper::buttonRole(standardButton);
if (buttonID > QPlatformDialogHelper::LastButton) {
const QMessageDialogOptions::CustomButton *custom = options()->customButton(buttonID);
Q_ASSERT(custom);
role = custom->role;
}
emit clicked(standardButton, role);
}
static void dialogResult(JNIEnv * /*env*/, jobject /*thiz*/, jlong handler, int buttonID)
{
QObject *object = reinterpret_cast<QObject *>(handler);
QMetaObject::invokeMethod(object, "dialogResult", Qt::QueuedConnection, Q_ARG(int, buttonID));
}
static JNINativeMethod methods[] = {
{"dialogResult", "(JI)V", (void *)dialogResult}
};
#define FIND_AND_CHECK_CLASS(CLASS_NAME) \
clazz = env->FindClass(CLASS_NAME); \
if (!clazz) { \
__android_log_print(ANDROID_LOG_FATAL, QtAndroid::qtTagText(), QtAndroid::classErrorMsgFmt(), CLASS_NAME); \
return false; \
}
bool registerNatives(JNIEnv *env)
{
QJniEnvironment qenv;
jclass clazz = qenv.findClass(QtMessageHandlerHelperClassName);
if (!clazz) {
__android_log_print(ANDROID_LOG_FATAL, QtAndroid::qtTagText(), QtAndroid::classErrorMsgFmt()
, QtMessageHandlerHelperClassName);
return false;
}
g_messageDialogHelperClass = static_cast<jclass>(env->NewGlobalRef(clazz));
FIND_AND_CHECK_CLASS("org/qtproject/qt/android/QtNativeDialogHelper");
jclass appClass = static_cast<jclass>(env->NewGlobalRef(clazz));
if (env->RegisterNatives(appClass, methods, sizeof(methods) / sizeof(methods[0])) < 0) {
__android_log_print(ANDROID_LOG_FATAL, "Qt", "RegisterNatives failed");
return false;
}
return true;
}
}
QT_END_NAMESPACE
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