1 files changed, 243 insertions, 0 deletions
diff --git a/src/plugins/platforms/mirclient/integration.cpp b/src/plugins/platforms/mirclient/integration.cpp
new file mode 100644
index 0000000000..6dc04c4507
--- /dev/null
+++ b/src/plugins/platforms/mirclient/integration.cpp
@@ -0,0 +1,243 @@
+/*
+ * Copyright (C) 2014-2015 Canonical, Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License version 3, as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranties of MERCHANTABILITY,
+ * SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// Qt
+#include <QGuiApplication>
+#include <private/qguiapplication_p.h>
+#include <qpa/qplatformnativeinterface.h>
+#include <qpa/qplatforminputcontextfactory_p.h>
+#include <qpa/qplatforminputcontext.h>
+#include <QtPlatformSupport/private/qgenericunixfontdatabase_p.h>
+#include <QtPlatformSupport/private/qgenericunixeventdispatcher_p.h>
+#include <QOpenGLContext>
+
+// Local
+#include "backingstore.h"
+#include "clipboard.h"
+#include "glcontext.h"
+#include "input.h"
+#include "integration.h"
+#include "logging.h"
+#include "nativeinterface.h"
+#include "screen.h"
+#include "theme.h"
+#include "window.h"
+
+// platform-api
+#include <ubuntu/application/lifecycle_delegate.h>
+#include <ubuntu/application/id.h>
+#include <ubuntu/application/options.h>
+
+static void resumedCallback(const UApplicationOptions *options, void* context)
+{
+    Q_UNUSED(options)
+    Q_UNUSED(context)
+    DASSERT(context != NULL);
+    QCoreApplication::postEvent(QCoreApplication::instance(),
+                                new QEvent(QEvent::ApplicationActivate));
+}
+
+static void aboutToStopCallback(UApplicationArchive *archive, void* context)
+{
+    Q_UNUSED(archive)
+    DASSERT(context != NULL);
+    UbuntuClientIntegration* integration = static_cast<UbuntuClientIntegration*>(context);
+    integration->inputContext()->hideInputPanel();
+    QCoreApplication::postEvent(QCoreApplication::instance(),
+                                new QEvent(QEvent::ApplicationDeactivate));
+}
+
+UbuntuClientIntegration::UbuntuClientIntegration()
+    : QPlatformIntegration()
+    , mNativeInterface(new UbuntuNativeInterface)
+    , mFontDb(new QGenericUnixFontDatabase)
+    , mServices(new UbuntuPlatformServices)
+    , mClipboard(new UbuntuClipboard)
+    , mScaleFactor(1.0)
+{
+    setupOptions();
+    setupDescription();
+
+    // Create new application instance
+    mInstance = u_application_instance_new_from_description_with_options(mDesc, mOptions);
+
+    if (mInstance == nullptr)
+        qFatal("UbuntuClientIntegration: connection to Mir server failed. Check that a Mir server is\n"
+               "running, and the correct socket is being used and is accessible. The shell may have\n"
+               "rejected the incoming connection, so check its log file");
+
+    // Create default screen.
+    mScreen = new UbuntuScreen(u_application_instance_get_mir_connection(mInstance));
+    screenAdded(mScreen);
+
+    // Initialize input.
+    if (qEnvironmentVariableIsEmpty("QTUBUNTU_NO_INPUT")) {
+        mInput = new UbuntuInput(this);
+        mInputContext = QPlatformInputContextFactory::create();
+    } else {
+        mInput = nullptr;
+        mInputContext = nullptr;
+    }
+
+    // compute the scale factor
+    const int defaultGridUnit = 8;
+    int gridUnit = defaultGridUnit;
+    QByteArray gridUnitString = qgetenv("GRID_UNIT_PX");
+    if (!gridUnitString.isEmpty()) {
+        bool ok;
+        gridUnit = gridUnitString.toInt(&ok);
+        if (!ok) {
+            gridUnit = defaultGridUnit;
+        }
+    }
+    mScaleFactor = static_cast<qreal>(gridUnit) / defaultGridUnit;
+}
+
+UbuntuClientIntegration::~UbuntuClientIntegration()
+{
+    delete mInput;
+    delete mInputContext;
+    delete mScreen;
+    delete mServices;
+}
+
+QPlatformServices *UbuntuClientIntegration::services() const
+{
+    return mServices;
+}
+
+void UbuntuClientIntegration::setupOptions()
+{
+    QStringList args = QCoreApplication::arguments();
+    int argc = args.size() + 1;
+    char **argv = new char*[argc];
+    for (int i = 0; i < argc - 1; i++)
+        argv[i] = qstrdup(args.at(i).toLocal8Bit());
+    argv[argc - 1] = nullptr;
+
+    mOptions = u_application_options_new_from_cmd_line(argc - 1, argv);
+
+    for (int i = 0; i < argc; i++)
+        delete [] argv[i];
+    delete [] argv;
+}
+
+void UbuntuClientIntegration::setupDescription()
+{
+    mDesc = u_application_description_new();
+    UApplicationId* id = u_application_id_new_from_stringn("QtUbuntu", 8);
+    u_application_description_set_application_id(mDesc, id);
+
+    UApplicationLifecycleDelegate* delegate = u_application_lifecycle_delegate_new();
+    u_application_lifecycle_delegate_set_application_resumed_cb(delegate, &resumedCallback);
+    u_application_lifecycle_delegate_set_application_about_to_stop_cb(delegate, &aboutToStopCallback);
+    u_application_lifecycle_delegate_set_context(delegate, this);
+    u_application_description_set_application_lifecycle_delegate(mDesc, delegate);
+}
+
+QPlatformWindow* UbuntuClientIntegration::createPlatformWindow(QWindow* window) const
+{
+    return const_cast<UbuntuClientIntegration*>(this)->createPlatformWindow(window);
+}
+
+QPlatformWindow* UbuntuClientIntegration::createPlatformWindow(QWindow* window)
+{
+    QPlatformWindow* platformWindow = new UbuntuWindow(
+            window, mClipboard, static_cast<UbuntuScreen*>(mScreen), mInput, u_application_instance_get_mir_connection(mInstance));
+    platformWindow->requestActivateWindow();
+    return platformWindow;
+}
+
+bool UbuntuClientIntegration::hasCapability(QPlatformIntegration::Capability cap) const
+{
+    switch (cap) {
+    case ThreadedPixmaps:
+        return true;
+        break;
+
+    case OpenGL:
+        return true;
+        break;
+
+    case ThreadedOpenGL:
+        if (qEnvironmentVariableIsEmpty("QTUBUNTU_NO_THREADED_OPENGL")) {
+            return true;
+        } else {
+            DLOG("ubuntumirclient: disabled threaded OpenGL");
+            return false;
+        }
+        break;
+
+    default:
+        return QPlatformIntegration::hasCapability(cap);
+    }
+}
+
+QAbstractEventDispatcher *UbuntuClientIntegration::createEventDispatcher() const
+{
+    return createUnixEventDispatcher();
+}
+
+QPlatformBackingStore* UbuntuClientIntegration::createPlatformBackingStore(QWindow* window) const
+{
+    return new UbuntuBackingStore(window);
+}
+
+QPlatformOpenGLContext* UbuntuClientIntegration::createPlatformOpenGLContext(
+        QOpenGLContext* context) const
+{
+    return const_cast<UbuntuClientIntegration*>(this)->createPlatformOpenGLContext(context);
+}
+
+QPlatformOpenGLContext* UbuntuClientIntegration::createPlatformOpenGLContext(
+        QOpenGLContext* context)
+{
+    return new UbuntuOpenGLContext(static_cast<UbuntuScreen*>(context->screen()->handle()),
+                                   static_cast<UbuntuOpenGLContext*>(context->shareHandle()));
+}
+
+QStringList UbuntuClientIntegration::themeNames() const
+{
+    return QStringList(UbuntuTheme::name);
+}
+
+QPlatformTheme* UbuntuClientIntegration::createPlatformTheme(const QString& name) const
+{
+    Q_UNUSED(name);
+    return new UbuntuTheme;
+}
+
+QVariant UbuntuClientIntegration::styleHint(StyleHint hint) const
+{
+    switch (hint) {
+        case QPlatformIntegration::StartDragDistance: {
+            // default is 10 pixels (see QPlatformTheme::defaultThemeHint)
+            return 10.0 * mScaleFactor;
+        }
+        case QPlatformIntegration::PasswordMaskDelay: {
+            // return time in milliseconds - 1 second
+            return QVariant(1000);
+        }
+        default:
+            break;
+    }
+    return QPlatformIntegration::styleHint(hint);
+}
+
+QPlatformClipboard* UbuntuClientIntegration::clipboard() const
+{
+    return mClipboard.data();
+}