diff options
Diffstat (limited to 'examples/widgets/tools/echoplugin/echowindow/echowindow.cpp')
-rw-r--r-- | examples/widgets/tools/echoplugin/echowindow/echowindow.cpp | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/examples/widgets/tools/echoplugin/echowindow/echowindow.cpp b/examples/widgets/tools/echoplugin/echowindow/echowindow.cpp deleted file mode 100644 index 718c412c33..0000000000 --- a/examples/widgets/tools/echoplugin/echowindow/echowindow.cpp +++ /dev/null @@ -1,90 +0,0 @@ -// Copyright (C) 2016 The Qt Company Ltd. -// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause - -#include "echowindow.h" - -#include <QCoreApplication> -#include <QDir> -#include <QLabel> -#include <QLayout> -#include <QLineEdit> -#include <QMessageBox> -#include <QPluginLoader> -#include <QPushButton> - -//! [0] -EchoWindow::EchoWindow() -{ - createGUI(); - setLayout(layout); - setWindowTitle("Echo Plugin Example"); - - if (!loadPlugin()) { - QMessageBox::information(this, "Error", "Could not load the plugin"); - lineEdit->setEnabled(false); - button->setEnabled(false); - } -} -//! [0] - -//! [1] -void EchoWindow::sendEcho() -{ - QString text = echoInterface->echo(lineEdit->text()); - label->setText(text); -} -//! [1] - -//! [2] -void EchoWindow::createGUI() -{ - lineEdit = new QLineEdit; - label = new QLabel; - label->setFrameStyle(QFrame::Box | QFrame::Plain); - button = new QPushButton(tr("Send Message")); - - connect(lineEdit, &QLineEdit::editingFinished, - this, &EchoWindow::sendEcho); - connect(button, &QPushButton::clicked, - this, &EchoWindow::sendEcho); - - layout = new QGridLayout; - layout->addWidget(new QLabel(tr("Message:")), 0, 0); - layout->addWidget(lineEdit, 0, 1); - layout->addWidget(new QLabel(tr("Answer:")), 1, 0); - layout->addWidget(label, 1, 1); - layout->addWidget(button, 2, 1, Qt::AlignRight); - layout->setSizeConstraint(QLayout::SetFixedSize); -} -//! [2] - -//! [3] -bool EchoWindow::loadPlugin() -{ - QDir pluginsDir(QCoreApplication::applicationDirPath()); -#if defined(Q_OS_WIN) - if (pluginsDir.dirName().toLower() == "debug" || pluginsDir.dirName().toLower() == "release") - pluginsDir.cdUp(); -#elif defined(Q_OS_MAC) - if (pluginsDir.dirName() == "MacOS") { - pluginsDir.cdUp(); - pluginsDir.cdUp(); - pluginsDir.cdUp(); - } -#endif - pluginsDir.cd("plugins"); - const QStringList entries = pluginsDir.entryList(QDir::Files); - for (const QString &fileName : entries) { - QPluginLoader pluginLoader(pluginsDir.absoluteFilePath(fileName)); - QObject *plugin = pluginLoader.instance(); - if (plugin) { - echoInterface = qobject_cast<EchoInterface *>(plugin); - if (echoInterface) - return true; - pluginLoader.unload(); - } - } - - return false; -} -//! [3] |