Hook more web-ui calls, fix linux build

Signed-off-by: falkTX <falktx@falktx.com>

Makefile.plugins.mk

@@ -244,6 +244,8 @@ DGL_LIBS  += -framework WebKit
 else ifeq ($(WINDOWS),true)
 # DGL_FLAGS += -std=gnu++17
 DGL_LIBS  += -lole32 -luuid
+else
+DGL_LIBS  += -lrt
 endif
 DGL_LIB    = $(DGL_BUILD_DIR)/libdgl-web.a
 HAVE_DGL   = true

distrho/src/DistrhoUI.cpp

@@ -1,6 +1,6 @@
 /*
  * DISTRHO Plugin Framework (DPF)
- * Copyright (C) 2012-2023 Filipe Coelho <falktx@falktx.com>
+ * Copyright (C) 2012-2024 Filipe Coelho <falktx@falktx.com>
  *
  * Permission to use, copy, modify, and/or distribute this software for any purpose with
  * or without fee is hereby granted, provided that the above copyright notice and this
@@ -230,14 +230,17 @@ UI::PrivateData::createNextWindow(UI* const ui, uint width, uint height, const b
 
 UI::UI(const uint width, const uint height, const bool automaticallyScaleAndSetAsMinimumSize)
     : UIWidget(UI::PrivateData::createNextWindow(this,
+               // width
               #ifdef DISTRHO_UI_DEFAULT_WIDTH
                width == 0 ? DISTRHO_UI_DEFAULT_WIDTH :
               #endif
                width,
+               // height
               #ifdef DISTRHO_UI_DEFAULT_HEIGHT
                height == 0 ? DISTRHO_UI_DEFAULT_HEIGHT :
               #endif
                height,
+               // adjustForScaleFactor
               #ifdef DISTRHO_UI_DEFAULT_WIDTH
                width == 0
               #else
@@ -271,6 +274,10 @@ UI::UI(const uint width, const uint height, const bool automaticallyScaleAndSetA
 "setParameterValue=function(index,value){window.webkit.messageHandlers.external.postMessage('setparam '+index+' '+value)};"
    #if DISTRHO_PLUGIN_WANT_STATE
 "setState=function(key,value){window.webkit.messageHandlers.external.postMessage('setstate '+key+' '+value)};"
+"requestStateFile=function(key){window.webkit.messageHandlers.external.postMessage('reqstatefile '+key)};"
+   #endif
+   #if DISTRHO_PLUGIN_WANT_MIDI_INPUT
+"sendNote=function(channel,note,velocity){window.webkit.messageHandlers.external.postMessage('sendnote '+channel+' '+note+' '+velocity)};"
    #endif
     );
   #endif
@@ -594,6 +601,35 @@ void UI::onMessage(char* const message)
         setState(key, value);
         return;
     }
+
+    if (std::strncmp(message, "reqstatefile ", 13) == 0)
+    {
+        const char* const key = message + 13;
+        requestStateFile(key);
+        return;
+    }
+   #endif
+
+   #if DISTRHO_PLUGIN_WANT_MIDI_INPUT
+    if (std::strncmp(message, "sendnote ", 9) == 0)
+    {
+        const char* const strchannel = message + 9;
+        char* strnote = nullptr;
+        char* strvelocity = nullptr;
+        char* end = nullptr;
+
+        const ulong channel = std::strtoul(strchannel, &strnote, 10);
+        DISTRHO_SAFE_ASSERT_RETURN(strnote != nullptr && strchannel != strnote,);
+
+        const ulong note = std::strtoul(strnote, &strvelocity, 10);
+        DISTRHO_SAFE_ASSERT_RETURN(strvelocity != nullptr && strchannel != strvelocity,);
+
+        const ulong velocity = std::strtoul(strvelocity, &end, 10);
+        DISTRHO_SAFE_ASSERT_RETURN(end != nullptr && strvelocity != end,);
+
+        sendNote(channel, note, started);
+        return;
+    }
    #endif
 
     d_stderr("UI received unknown message %s", message);

examples/WebMeters/ExampleUIWebMeters.cpp

@@ -26,6 +26,19 @@ public:
     ExampleUIMeters()
         : UI()
     {
+        /*
+        const double scaleFactor = getScaleFactor();
+
+        if (d_isNotEqual(scaleFactor, 1.0))
+        {
+            setGeometryConstraints(DISTRHO_UI_DEFAULT_WIDTH * scaleFactor, DISTRHO_UI_DEFAULT_HEIGHT * scaleFactor);
+            setSize(DISTRHO_UI_DEFAULT_WIDTH * scaleFactor, DISTRHO_UI_DEFAULT_HEIGHT * scaleFactor);
+        }
+        else
+        {
+            setGeometryConstraints(DISTRHO_UI_DEFAULT_WIDTH, DISTRHO_UI_DEFAULT_HEIGHT);
+        }
+        */
     }
 
 private:

examples/WebMeters/index.html

@@ -57,6 +57,7 @@
         repaint();
       }
       function parameterChanged(index, value) {
+        // console.log("paramChanged", index, value)
         switch (index) {
           case 0: // color
             updateColor(parseInt(Math.round(value)));