Add support for disabling mouse interactions with the background (#176)

Signed-off-by: Alexis Maiquez <almamu@almamu.com>

src/WallpaperEngine/Application/CApplicationContext.cpp

@@ -27,6 +27,7 @@ struct option long_options[] = {
     { "set-property", required_argument,    nullptr, 'o' },
     { "noautomute", no_argument,            nullptr, 'm' },
     { "no-fullscreen-pause", no_argument,   nullptr, 'n' },
+    { "disable-mouse", no_argument,         nullptr, 'e' },
     { nullptr, 0,                           nullptr, 0 }
 };
 
@@ -72,6 +73,10 @@ CApplicationContext::CApplicationContext (int argc, char* argv[])
             .volume = 15,
             .automute = true
         },
+        .mouse =
+        {
+            .enabled = true,
+        },
         .screenshot =
         {
             .take = false,
@@ -185,6 +190,10 @@ CApplicationContext::CApplicationContext (int argc, char* argv[])
                 this->settings.audio.automute = false;
                 break;
 
+            case 'e':
+                this->settings.mouse.enabled = false;
+                break;
+
             default:
                 sLog.out ("Default on path parsing: ", optarg);
                 break;
@@ -280,4 +289,5 @@ void CApplicationContext::printHelp (const char* route)
     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--no-fullscreen-pause\tPrevents the background pausing when an app is fullscreen");
+    sLog.out ("\t--disable-mouse\tDisables mouse interactions");
 }

src/WallpaperEngine/Application/CApplicationContext.h

@@ -84,6 +84,15 @@ namespace WallpaperEngine::Application
                 bool automute;
             } audio;
 
+            /**
+             * Mouse input settings
+             */
+            struct
+            {
+                /** If the mouse movement is enabled */
+                bool enabled;
+            } mouse;
+
             /**
              * Screenshot settings
              */

src/WallpaperEngine/Application/CApplicationState.h

@@ -20,5 +20,10 @@ namespace WallpaperEngine::Application
             bool enabled;
             int volume;
         } audio{};
+
+        struct
+        {
+            bool enabled;
+        } mouse{};
     };
 }

src/WallpaperEngine/Input/CMouseInput.h

@@ -18,7 +18,7 @@ namespace WallpaperEngine::Input
         /**
          * The virtual pointer's position
          */
-        virtual glm::dvec2 position () const = 0;
+        [[nodiscard]] virtual glm::dvec2 position () const = 0;
     };
 }
 

src/WallpaperEngine/Input/Drivers/CGLFWMouseInput.cpp

@@ -12,6 +12,12 @@ CGLFWMouseInput::CGLFWMouseInput (Render::Drivers::CX11OpenGLDriver* driver) :
 
 void CGLFWMouseInput::update ()
 {
+    if (!this->m_driver->getApp ().getContext ().settings.mouse.enabled)
+    {
+        this->m_reportedPosition = {0, 0};
+        return;
+    }
+
     // update current mouse position
     glfwGetCursorPos (this->m_driver->getWindow (), &this->m_mousePosition.x, &this->m_mousePosition.y);
     // interpolate to the new position

src/WallpaperEngine/Input/Drivers/CGLFWMouseInput.h

@@ -27,7 +27,7 @@ namespace WallpaperEngine::Input::Drivers
         /**
          * The virtual pointer's position
          */
-        glm::dvec2 position () const override;
+        [[nodiscard]] glm::dvec2 position () const override;
 
     private:
         Render::Drivers::CX11OpenGLDriver* m_driver;

src/WallpaperEngine/Input/Drivers/CWaylandMouseInput.cpp

@@ -14,6 +14,11 @@ void CWaylandMouseInput::update ()
 
 glm::dvec2 CWaylandMouseInput::position() const
 {
+    if (!this->waylandDriver->getApp().getContext ().settings.mouse.enabled)
+    {
+        return {0, 0};
+    }
+
     if (waylandDriver->viewportInFocus && waylandDriver->viewportInFocus->rendering)
         return waylandDriver->viewportInFocus->mousePos;
 

src/WallpaperEngine/Input/Drivers/CWaylandMouseInput.h

@@ -26,7 +26,7 @@ namespace WallpaperEngine::Input::Drivers
         /**
          * The virtual pointer's position
          */
-        glm::dvec2 position () const override;
+        [[nodiscard]] glm::dvec2 position () const override;
 
     private:
         /**

src/WallpaperEngine/Render/Drivers/CWaylandOpenGLDriver.h

@@ -10,6 +10,7 @@
 
 #include "WallpaperEngine/Render/Drivers/CVideoDriver.h"
 #include "WallpaperEngine/Application/CApplicationContext.h"
+#include "WallpaperEngine/Application/CWallpaperApplication.h"
 #include "WallpaperEngine/Render/Drivers/Detectors/CWaylandFullScreenDetector.h"
 #include "WallpaperEngine/Render/Drivers/Output/CWaylandOutputViewport.h"
 #include "WallpaperEngine/Render/Drivers/Output/CWaylandOutput.h"