very basic build system changes for compiling Qt5 GUI

Signed-off-by: Tolga Cakir <tolga@cevel.net>

CMakeLists.txt

@@ -1,5 +1,6 @@
-CMAKE_MINIMUM_REQUIRED(VERSION 2.8.8)
+CMAKE_MINIMUM_REQUIRED(VERSION 2.8.11)
 PROJECT(elgato-gchd)
 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall -Wextra")
 
 ADD_SUBDIRECTORY(src)
+ADD_SUBDIRECTORY(src/gui)

src/CMakeLists.txt

@@ -8,7 +8,6 @@ AUX_SOURCE_DIRECTORY("${CMAKE_CURRENT_SOURCE_DIR}/gchd" GCHD_SRC)
 LIST(APPEND SOURCE_LIST ${ROOT_SRC} ${GCHD_SRC})
 
 ADD_EXECUTABLE(${PROJECT_NAME} ${SOURCE_LIST})
-
 TARGET_LINK_LIBRARIES(${PROJECT_NAME} stdc++ ${LIBUSB_LIBRARIES})
 
 INSTALL(TARGETS ${PROJECT_NAME} DESTINATION bin)

src/gchd.cpp

@@ -82,7 +82,7 @@ void GCHD::stream(unsigned char *data, int length) {
 
 	int transfer;
 
-	libusb_bulk_transfer(devh_, 0x81, data, length, &transfer, 5000);
+	libusb_bulk_transfer(devh_, 0x81, data, length, &transfer, TIMEOUT);
 }
 
 int GCHD::checkFirmware() {

src/gchd.hpp

@@ -18,6 +18,7 @@
 // endpoints
 #define EP_OUT		0x02
 #define DATA_BUF	0x4000
+#define TIMEOUT		5000
 
 // system commands
 #define SCMD_IDLE		1

src/gchd/commands.cpp

@@ -352,5 +352,5 @@ void GCHD::receiveData() {
 	int transfer;
 	unsigned char data[DATA_BUF] = {0};
 
-	libusb_bulk_transfer(devh_, 0x81, data, DATA_BUF, &transfer, 5000);
+	libusb_bulk_transfer(devh_, 0x81, data, DATA_BUF, &transfer, TIMEOUT);
 }

src/gui/CMakeLists.txt

@@ -0,0 +1,15 @@
+FIND_PACKAGE(Qt5Core)
+FIND_PACKAGE(Qt5Widgets)
+
+IF(Qt5Core_FOUND AND Qt5Widgets_FOUND)
+	SET(CMAKE_AUTOMOC ON)
+	SET(CMAKE_AUTOUIC ON)
+	SET(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+	AUX_SOURCE_DIRECTORY(${CMAKE_CURRENT_SOURCE_DIR} GUI_SRC)
+
+	ADD_EXECUTABLE("q${PROJECT_NAME}" ${GUI_SRC})
+	TARGET_LINK_LIBRARIES("q${PROJECT_NAME}" stdc++ ${LIBUSB_LIBRARIES} Qt5::Core Qt5::Widgets)
+
+	INSTALL(TARGETS "q${PROJECT_NAME}" DESTINATION bin)
+ENDIF()

src/gui/main.cpp

@@ -0,0 +1,11 @@
+#include "widget.hpp"
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+	QApplication a(argc, argv);
+	Widget w;
+	w.show();
+
+	return a.exec();
+}

src/gui/widget.cpp

@@ -0,0 +1,14 @@
+#include "widget.hpp"
+#include "ui_widget.h"
+
+Widget::Widget(QWidget *parent) :
+	QWidget(parent),
+	ui(new Ui::Widget)
+{
+	ui->setupUi(this);
+}
+
+Widget::~Widget()
+{
+	delete ui;
+}

src/gui/widget.hpp

@@ -0,0 +1,22 @@
+#ifndef WIDGET_HPP
+#define WIDGET_HPP
+
+#include <QWidget>
+
+namespace Ui {
+	class Widget;
+}
+
+class Widget : public QWidget
+{
+		Q_OBJECT
+
+	public:
+		explicit Widget(QWidget *parent = 0);
+		~Widget();
+
+	private:
+		Ui::Widget *ui;
+};
+
+#endif // WIDGET_HPP

src/gui/widget.ui

@@ -0,0 +1,20 @@
+<ui version="4.0">
+ <class>Widget</class>
+ <widget class="QWidget" name="Widget" >
+  <property name="geometry" >
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle" >
+   <string>Widget</string>
+  </property>
+ </widget>
+ <layoutDefault spacing="6" margin="11" />
+ <pixmapfunction></pixmapfunction>
+ <resources/>
+ <connections/>
+</ui>