Minimal vcl application

Created a minimal vcl application inside vcl/workben in ~55 loc
in which creates a window and paints a simple text inside it.

One can run the application by invoking:

    ./bin/run minvcl

Change-Id: If648666ff25c4b66089a37c8d8164752663fa225
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/125124
Tested-by: Jenkins
Reviewed-by: Hossein <hossein@libreoffice.org>

4 files changed, 116 insertions, 0 deletions

diff --git a/Repository.mk b/Repository.mk
index dddb180f589c..812d47dc18df 100644
--- a/Repository.mk
+++ b/Repository.mk
@@ -67,6 +67,7 @@ $(eval $(call gb_Helper_register_executables,NONE, \
 	xrmex \
 	$(if $(filter-out ANDROID iOS WNT,$(OS)), \
         svdemo \
+        minvcl \
         fftester \
         svptest \
         svpclient ) \
diff --git a/vcl/Executable_minvcl.mk b/vcl/Executable_minvcl.mk
new file mode 100644
index 000000000000..8de973dcd1f4
--- /dev/null
+++ b/vcl/Executable_minvcl.mk
@@ -0,0 +1,37 @@
+# -*- Mode: makefile-gmake; tab-width: 4; indent-tabs-mode: t -*-
+#
+#
+# This file is part of the LibreOffice project.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
+$(eval $(call gb_Executable_Executable,minvcl))
+
+$(eval $(call gb_Executable_use_api,minvcl,\
+    offapi \
+    udkapi \
+))
+
+$(eval $(call gb_Executable_set_include,minvcl,\
+    $$(INCLUDE) \
+    -I$(SRCDIR)/vcl/inc \
+))
+
+$(eval $(call gb_Executable_use_libraries,minvcl,\
+    tl \
+    sal \
+    vcl \
+    cppu \
+    cppuhelper \
+    comphelper \
+    i18nlangtag \
+))
+
+$(eval $(call gb_Executable_add_exception_objects,minvcl,\
+    vcl/workben/minvcl \
+))
+
+# vim: set noet sw=4 ts=4:
diff --git a/vcl/Module_vcl.mk b/vcl/Module_vcl.mk
index b1cfb2c5b2cd..6b15c775b6f0 100644
--- a/vcl/Module_vcl.mk
+++ b/vcl/Module_vcl.mk
@@ -46,6 +46,7 @@ ifeq ($(CROSS_COMPILING)$(DISABLE_DYNLOADING),)
 $(eval $(call gb_Module_add_targets,vcl,\
     $(if $(filter-out ANDROID iOS WNT,$(OS)), \
         Executable_svdemo \
+        Executable_minvcl \
         Executable_fftester \
         Executable_svptest \
         Executable_svpclient) \
diff --git a/vcl/workben/minvcl.cxx b/vcl/workben/minvcl.cxx
new file mode 100644
index 000000000000..98e8dddaacc3
--- /dev/null
+++ b/vcl/workben/minvcl.cxx
@@ -0,0 +1,77 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <cppuhelper/bootstrap.hxx>
+#include <comphelper/processfactory.hxx>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <i18nlangtag/languagetag.hxx>
+#include <i18nlangtag/mslangid.hxx>
+
+#include <vcl/svapp.hxx>
+#include <vcl/wrkwin.hxx>
+
+namespace
+{
+class TheWindow : public WorkWindow
+{
+public:
+    TheWindow()
+        : WorkWindow(nullptr, WB_APP | WB_STDWORK)
+    {
+    }
+    virtual void Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect);
+};
+
+class TheApplication : public Application
+{
+public:
+    virtual int Main();
+
+private:
+    VclPtr<TheWindow> mpWin;
+};
+}
+
+void TheWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+    rRenderContext.DrawText(Point(rRect.GetWidth() / 2, rRect.getHeight() / 2),
+                            OUString(u"VCL module in LibreOffice"));
+}
+
+int TheApplication::Main()
+{
+    mpWin = VclPtr<TheWindow>::Create();
+    mpWin->SetText(u"VCL");
+    mpWin->Show();
+    Execute();
+    mpWin.disposeAndClear();
+    return 0;
+}
+
+int main()
+{
+    auto xContext = cppu::defaultBootstrap_InitialComponentContext();
+    css::uno::Reference<css::lang::XMultiServiceFactory> xServiceManager(
+        xContext->getServiceManager(), css::uno::UNO_QUERY);
+    comphelper::setProcessServiceFactory(xServiceManager);
+    LanguageTag::setConfiguredSystemLanguage(MsLangId::getSystemLanguage());
+
+    TheApplication aApp;
+    InitVCL();
+    int ret = aApp.Main();
+    DeInitVCL();
+
+    css::uno::Reference<css::lang::XComponent>(xContext, css::uno::UNO_QUERY_THROW)->dispose();
+    comphelper::setProcessServiceFactory(nullptr);
+
+    return ret;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */