From 44e25bdf008742570619877e82ba603b3520b08f Mon Sep 17 00:00:00 2001
From: Jocelyn Turcotte <jocelyn.turcotte@digia.com>
Date: Mon, 27 Jan 2014 17:23:13 +0100
Subject: Get rid of tr1/functional

This header requires rtti in libstdc++ on Mac, which we can't recommend
since Qt itself is usually built without rtti.

Replace its uses with simpler hand-made template functors.

Change-Id: Ic020dcceaf262f77d92b31a8318a513fa200428d
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
---
 examples/widgets/browser/browsermainwindow.cpp | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

(limited to 'examples/widgets/browser/browsermainwindow.cpp')

diff --git a/examples/widgets/browser/browsermainwindow.cpp b/examples/widgets/browser/browsermainwindow.cpp
index ac8426d9a..26b38c921 100644
--- a/examples/widgets/browser/browsermainwindow.cpp
+++ b/examples/widgets/browser/browsermainwindow.cpp
@@ -71,15 +71,21 @@
 
 #include <QtCore/QDebug>
 
-#if __cplusplus >= 201103L
-#include <functional>
-using std::bind;
-namespace placeholders = std::placeholders;
-#else
-#include <tr1/functional>
-using std::tr1::bind;
-namespace placeholders = std::tr1::placeholders;
-#endif
+template<typename Arg, typename R, typename C>
+struct InvokeWrapper {
+    R *receiver;
+    void (C::*memberFun)(const Arg&);
+    void operator()(const Arg &result) {
+        (receiver->*memberFun)(result);
+    }
+};
+
+template<typename Arg, typename R, typename C>
+InvokeWrapper<Arg, R, C> invoke(R *receiver, void (C::*memberFun)(const Arg&))
+{
+    InvokeWrapper<Arg, R, C> wrapper = {receiver, memberFun};
+    return wrapper;
+}
 
 BrowserMainWindow::BrowserMainWindow(QWidget *parent, Qt::WindowFlags flags)
     : QMainWindow(parent, flags)
@@ -827,7 +833,7 @@ void BrowserMainWindow::slotViewPageSource()
     view->setAttribute(Qt::WA_DeleteOnClose);
     view->show();
 
-    currentTab()->page()->toHtml(bind(&QPlainTextEdit::setPlainText, view, placeholders::_1));
+    currentTab()->page()->toHtml(invoke(view, &QPlainTextEdit::setPlainText));
 }
 
 void BrowserMainWindow::slotHome()
-- 
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