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List:       kde-commits
Subject:    [akonadi-next/develop] examples/client: example client: slot performance measurements, async command
From:       Christian Mollekopf <chrigi_1 () fastmail ! fm>
Date:       2015-11-30 17:52:54
Message-ID: E1a3SdC-0003TI-UZ () scm ! kde ! org
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Git commit 6ad307dd846d07f1b55a1679a8d2eb47525af57d by Christian Mollekopf.
Committed on 30/11/2015 at 17:46.
Pushed by cmollekopf into branch 'develop'.

example client: slot performance measurements, async commands

M  +43   -4    examples/client/main.cpp

http://commits.kde.org/akonadi-next/6ad307dd846d07f1b55a1679a8d2eb47525af57d

diff --git a/examples/client/main.cpp b/examples/client/main.cpp
index 7e69c0a..2aeb328 100644
--- a/examples/client/main.cpp
+++ b/examples/client/main.cpp
@@ -20,6 +20,7 @@
 #include <QApplication>
 #include <QCommandLineParser>
 #include <QCommandLineOption>
+#include <QElapsedTimer>
 
 #include "common/clientapi.h"
 #include "common/resource.h"
@@ -36,6 +37,7 @@
 #include <QLabel>
 #include <QPushButton>
 #include <QItemSelectionModel>
+#include <iostream>
 
 template <typename T>
 class View : public QWidget
@@ -84,9 +86,29 @@ public:
 
 };
 
+
+class MyApplication : public QApplication
+{
+    QElapsedTimer t;
+public:
+    MyApplication(int& argc, char ** argv) : QApplication(argc, argv) { }
+    virtual ~MyApplication() { }
+
+    virtual bool notify(QObject* receiver, QEvent* event)
+    {
+        t.start();
+        bool ret = QApplication::notify(receiver, event);
+        if(t.elapsed() > 3)
+            qDebug("processing event type %d for object %s took %dms",
+                (int)event->type(), receiver->objectName().toLocal8Bit().data(),
+                (int)t.elapsed());
+        return ret;
+    }
+};
+
 int main(int argc, char *argv[])
 {
-    QApplication app(argc, argv);
+    MyApplication app(argc, argv);
 
     QCommandLineParser cliOptions;
     cliOptions.addPositionalArgument(QObject::tr("[resource]"),
@@ -129,19 +151,36 @@ int main(int argc, char *argv[])
     query.requestedProperties << "name";
     query.liveQuery = true;
 
+    QTime time;
+    time.start();
     auto model = Akonadi2::Store::loadModel<Akonadi2::ApplicationDomain::Folder>(query);
 +    qDebug() << "Loaded model in " << time.elapsed() << " ms";
+
     if (cliOptions.isSet("list")) {
         query.liveQuery = false;
         qDebug() << "Listing";
         QObject::connect(model.data(), &QAbstractItemModel::rowsInserted, \
[model](const QModelIndex &index, int start, int end) {  for (int i = start; i <= \
                end; i++) {
-                qDebug() << model->data(model->index(i, 0, index)).toString();
+                std::cout << "\tRow " << model->rowCount() << ": " << \
model->data(model->index(i, 0, index)).toString().toStdString() << std::endl;  }
         });
-        return app.exec();
+        QObject::connect(model.data(), &QAbstractItemModel::dataChanged, [model, \
&app](const QModelIndex &, const QModelIndex &, const QVector<int> &roles) { +        \
if (roles.contains(Akonadi2::Store::ChildrenFetchedRole)) { +                \
app.quit(); +            }
+        });
+        if (!model->data(QModelIndex(), \
Akonadi2::Store::ChildrenFetchedRole).toBool()) { +            return app.exec();
+        }
     } else if (cliOptions.isSet("count")) {
         query.liveQuery = false;
-        qDebug() << "Counted results " << model->rowCount(QModelIndex());
+        QObject::connect(model.data(), &QAbstractItemModel::dataChanged, [model, \
&app](const QModelIndex &, const QModelIndex &, const QVector<int> &roles) { +        \
if (roles.contains(Akonadi2::Store::ChildrenFetchedRole)) { +                \
std::cout << "\tCounted results " << model->rowCount(QModelIndex()); +                \
app.quit(); +            }
+        });
+        return app.exec();
     } else {
         query.liveQuery = true;
         auto view = QSharedPointer<View<Akonadi2::ApplicationDomain::Folder> \
>::create(model.data());


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