Make class prop customizable

src/WallpaperEngine/Application/CApplicationContext.cpp

@@ -24,6 +24,7 @@ struct option long_options [] = {
     {"screenshot",      required_argument, nullptr, 'c'},
     {"list-properties", no_argument,       nullptr, 'l'},
     {"set-property",    required_argument, nullptr, 'o'},
+    {"class",           required_argument, nullptr, 'x'},
     {nullptr,                           0, nullptr,   0}
 };
 
@@ -48,7 +49,8 @@ CApplicationContext::CApplicationContext (int argc, char* argv[]) :
     maximumFPS (30),
     audioVolume (128),
     audioEnabled (true),
-    onlyListProperties (false)
+    onlyListProperties (false),
+    window_class (""),
 {
     int c;
 
@@ -110,6 +112,10 @@ CApplicationContext::CApplicationContext (int argc, char* argv[]) :
                 this->takeScreenshot = true;
                 this->screenshot = stringPathFixes (optarg);
                 break;
+
+            case 'x':
+                this->window_class = optarg;
+                break;
         }
     }
 
@@ -196,4 +202,5 @@ void CApplicationContext::printHelp (const char* route)
     sLog.out ("\t--screenshot\t\t\t\tTakes a screenshot of the background");
     sLog.out ("\t--list-properties\t\t\tList all the available properties and their possible values");
     sLog.out ("\t--set-property <name=value>\tOverrides the default value of the given property");
+    sLog.out ("\t--class <class name>\t\t\tSets X11 window class");
 }

src/WallpaperEngine/Application/CApplicationContext.h

@@ -24,6 +24,7 @@ namespace WallpaperEngine::Application
         bool audioEnabled;
         bool onlyListProperties;
         FREE_IMAGE_FORMAT screenshotFormat;
+        std::string window_class;
 
     private:
         void validatePath ();

src/WallpaperEngine/Application/CWallpaperApplication.cpp

@@ -222,7 +222,7 @@ void CWallpaperApplication::show ()
     // initialize audio context
     WallpaperEngine::Audio::CAudioContext audioContext (audioDriver);
     // initialize OpenGL driver
-    WallpaperEngine::Render::Drivers::COpenGLDriver videoDriver (this->m_project->getTitle ().c_str ());
+    WallpaperEngine::Render::Drivers::COpenGLDriver videoDriver (this->m_project->getTitle ().c_str (), this->m_context);
     // initialize the input subsystem
     WallpaperEngine::Input::CInputContext inputContext (videoDriver);
     // initialize render context

src/WallpaperEngine/Render/Drivers/COpenGLDriver.cpp

@@ -4,7 +4,7 @@
 
 using namespace WallpaperEngine::Render::Drivers;
 
-COpenGLDriver::COpenGLDriver (const char* windowTitle) :
+COpenGLDriver::COpenGLDriver (const char* windowTitle, CApplicationContext& m_context) :
     m_frameCounter (0)
 {
     // initialize glfw
@@ -22,6 +22,9 @@ COpenGLDriver::COpenGLDriver (const char* windowTitle) :
 	glfwWindowHint (GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE);
 #endif /* DEBUG */
 
+    if (!m_context.window_class.empty())
+        windowTitle = m_context.window_class.c_str();
+
     // create window, size doesn't matter as long as we don't show it
     this->m_window = glfwCreateWindow (640, 480, windowTitle, nullptr, nullptr);
 

src/WallpaperEngine/Render/Drivers/COpenGLDriver.h

@@ -3,13 +3,20 @@
 #include <GL/glew.h>
 #include <GLFW/glfw3.h>
 #include "WallpaperEngine/Render/Drivers/CVideoDriver.h"
+#include "WallpaperEngine/Application/CApplicationContext.h"
+
+using namespace WallpaperEngine::Application;
+namespace WallpaperEngine::Application
+{
+    class CWallpaperApplication;
+}
 
 namespace WallpaperEngine::Render::Drivers
 {
     class COpenGLDriver : public CVideoDriver
     {
     public:
-        explicit COpenGLDriver (const char* windowTitle);
+        explicit COpenGLDriver (const char* windowTitle, CApplicationContext& m_context);
         ~COpenGLDriver();
 
         float getRenderTime () override;