Fix build without set-DGL-namespace

distrho/src/DistrhoPluginVST.cpp

@@ -231,6 +231,8 @@ public:
 
         d_stdout("handlePluginKeyEvent %i %i %li\n", down, index, (long int)value);
 
+        using namespace DGL_NAMESPACE;
+
         int special = 0;
         switch (value)
         {

distrho/src/DistrhoUIInternal.hpp

@@ -528,7 +528,7 @@ public:
         return glWindow.handlePluginKeyboard(press, key);
     }
 
-    bool handlePluginSpecial(const bool press, const Key key)
+    bool handlePluginSpecial(const bool press, const DGL_NAMESPACE::Key key)
     {
         return glWindow.handlePluginSpecial(press, key);
     }

examples/CairoUI/DemoWidgetBanner.cpp

@@ -19,6 +19,10 @@
 #include "Cairo.hpp"
 #include "Window.hpp"
 
+START_NAMESPACE_DGL
+
+// -----------------------------------------------------------------------
+
 static const char* banner =
 "                                                                        "
 "  *     *               *                                 *     *       "
@@ -90,3 +94,7 @@ void DemoWidgetBanner::onDisplay()
         }
     }
 }
+
+// -----------------------------------------------------------------------
+
+END_NAMESPACE_DGL

examples/CairoUI/DemoWidgetBanner.hpp

@@ -16,9 +16,19 @@
 
 #include "Widget.hpp"
 
+START_NAMESPACE_DGL
+
+// -----------------------------------------------------------------------
+
 class DemoWidgetBanner : public Widget
 {
 public:
     explicit DemoWidgetBanner(Widget* group);
     void onDisplay() override;
 };
+
+// -----------------------------------------------------------------------
+
+END_NAMESPACE_DGL
+
+using DGL_NAMESPACE::DemoWidgetBanner;

examples/CairoUI/DemoWidgetClickable.cpp

@@ -19,6 +19,10 @@
 #include "Cairo.hpp"
 #include "Window.hpp"
 
+START_NAMESPACE_DGL
+
+// -----------------------------------------------------------------------
+
 DemoWidgetClickable::DemoWidgetClickable(Widget* group)
     : Widget(group)
 {
@@ -77,3 +81,7 @@ bool DemoWidgetClickable::onMouse(const MouseEvent& event)
 
     return Widget::onMouse(event);
 }
+
+// -----------------------------------------------------------------------
+
+END_NAMESPACE_DGL

examples/CairoUI/DemoWidgetClickable.hpp

@@ -16,6 +16,10 @@
 
 #include "Widget.hpp"
 
+START_NAMESPACE_DGL
+
+// -----------------------------------------------------------------------
+
 class DemoWidgetClickable : public Widget
 {
 public:
@@ -26,3 +30,9 @@ public:
 private:
     unsigned fColorId = 0;
 };
+
+// -----------------------------------------------------------------------
+
+END_NAMESPACE_DGL
+
+using DGL_NAMESPACE::DemoWidgetClickable;

examples/Meters/ExampleUIMeters.cpp

@@ -18,6 +18,11 @@
 
 START_NAMESPACE_DISTRHO
 
+/**
+  We need the Color class from DGL.
+ */
+using DGL_NAMESPACE::Color;
+
 /**
   Smooth meters a bit.
  */

examples/Parameters/ExampleUIParameters.cpp

@@ -18,6 +18,11 @@
 
 START_NAMESPACE_DISTRHO
 
+/**
+  We need the rectangle class from DGL.
+ */
+using DGL_NAMESPACE::Rectangle;
+
 // -----------------------------------------------------------------------------------------------------------
 
 class ExampleUIParameters : public UI

examples/States/ExampleUIStates.cpp

@@ -18,6 +18,11 @@
 
 START_NAMESPACE_DISTRHO
 
+/**
+  We need the rectangle class from DGL.
+ */
+using DGL_NAMESPACE::Rectangle;
+
 // -----------------------------------------------------------------------------------------------------------
 
 class ExampleUIParameters : public UI