Allow to store window title in external windows

distrho/extra/ExternalWindow.hpp

@@ -17,7 +17,7 @@
 #ifndef DISTRHO_EXTERNAL_WINDOW_HPP_INCLUDED
 #define DISTRHO_EXTERNAL_WINDOW_HPP_INCLUDED
 
-#include "../DistrhoUtils.hpp"
+#include "String.hpp"
 
 #ifdef DISTRHO_OS_UNIX
 # include <cerrno>
@@ -35,12 +35,13 @@ START_NAMESPACE_DISTRHO
 class ExternalWindow
 {
 public:
-    ExternalWindow(const uint w = 1, const uint h = 1)
+    ExternalWindow(const uint w = 1, const uint h = 1, const char* const t = "")
         : width(w),
           height(h),
+          title(t),
           pid(0) {}
 
-    ~ExternalWindow()
+    virtual ~ExternalWindow()
     {
         terminateAndWaitForProcess();
     }
@@ -55,6 +56,16 @@ public:
         return height;
     }
 
+    const char* getTitle() const noexcept
+    {
+        return title;
+    }
+
+    void setTitle(const char* const t) noexcept
+    {
+        title = t;
+    }
+
     bool isRunning() noexcept
     {
         if (pid <= 0)
@@ -98,6 +109,7 @@ protected:
 private:
     uint width;
     uint height;
+    String title;
     pid_t pid;
 
     friend class UIExporter;

distrho/src/DistrhoUIInternal.hpp

@@ -370,6 +370,16 @@ public:
 
     // -------------------------------------------------------------------
 
+    void setWindowTitle(const char* const uiTitle)
+    {
+#ifdef HAVE_DGL
+        glWindow.setTitle(uiTitle);
+#else
+        DISTRHO_SAFE_ASSERT_RETURN(fUI != nullptr,);
+        fUI->setTitle(uiTitle);
+#endif
+    }
+
 #ifdef HAVE_DGL
     void setWindowSize(const uint width, const uint height, const bool updateUI = false)
     {
@@ -386,11 +396,6 @@ public:
         fChangingSize = false;
     }
 
-    void setWindowTitle(const char* const uiTitle)
-    {
-        glWindow.setTitle(uiTitle);
-    }
-
     void setWindowTransientWinId(const uintptr_t winId)
     {
         glWindow.setTransientWinId(winId);
@@ -404,7 +409,6 @@ public:
     }
 #else
     void setWindowSize(const uint width, const uint height, const bool updateUI = false) {}
-    void setWindowTitle(const char* const uiTitle) {}
     void setWindowTransientWinId(const uintptr_t winId) {}
     bool setWindowVisible(const bool yesNo) { return true; }
 #endif