launcher: add custom button and spacer plugin config options

source-code/source/plugins/DivaSound/src/PluginConfigApi.h

@@ -56,7 +56,9 @@ namespace PluginConfig
 		CONFIG_DROPDOWN_NUMBER,
 		CONFIG_RESOLUTION,
 		CONFIG_GROUP_START,
-		CONFIG_GROUP_END
+		CONFIG_GROUP_END,
+		CONFIG_BUTTON,
+		CONFIG_SPACER
 	};
 
 	struct PluginConfigBooleanData {
@@ -141,6 +143,16 @@ namespace PluginConfig
 		int height;
 	};
 
+	struct PluginConfigButtonData {
+		LPCWSTR friendlyName;
+		LPCWSTR description;
+		void(*func)();
+	};
+
+	struct PluginConfigSpacerData {
+		int height;
+	};
+
 	struct PluginConfigOption
 	{
 		ConfigType cfgType;

source-code/source/plugins/DivaSound/src/dllmain.cpp

@@ -8,6 +8,7 @@
 #include <vector>
 #include <strsafe.h>
 #include <bassasio.h>
+#include <shellapi.h>
 
 void InjectCode(void* address, const std::vector<uint8_t> data)
 {
@@ -414,6 +415,11 @@ BOOL APIENTRY DllMain(HMODULE hModule,
 
 using namespace PluginConfig;
 
+void OpenWiki()
+{
+	ShellExecuteW(NULL, L"open", L"https://github.com/somewhatlurker/DivaSound/wiki", NULL, NULL, SW_SHOW);
+}
+
 PluginConfigOption config[] = {
 	{ CONFIG_DROPDOWN_TEXT, new PluginConfigDropdownTextData{L"backend", L"general", CONFIG_FILE, L"Backend:", L"Sets the audio output protocol.", L"WASAPI", std::vector<LPCWSTR>({ L"WASAPI", L"WASAPI_Exclusive" }), true, false } },
 	{ CONFIG_DROPDOWN_NUMBER, new PluginConfigDropdownNumberData{ L"channels", L"general", CONFIG_FILE, L"Channels:", L"Sets the number of channels.", 2, std::vector<int>({ 2, 4 }), false } },
@@ -421,6 +427,9 @@ PluginConfigOption config[] = {
 	{ CONFIG_NUMERIC, new PluginConfigNumericData{ L"buffer_size", L"buffer", CONFIG_FILE, L"Target Buffer Size:", L"Sets the target buffer size in ms.\nWASAPI will often ignore this and adapt to your hardware config automatically.", 10, 1, 100 } },
 	{ CONFIG_NUMERIC, new PluginConfigNumericData{ L"periods", L"buffer", CONFIG_FILE, L"Buffer Periods:", L"Sets how often the buffer should be filled.\nFewer periods usually allows for lower latency, but lowering this may cause issues.", 2, 1, 8 } },
 	{ CONFIG_BOOLEAN, new PluginConfigBooleanData{ L"alternate_init", L"general", CONFIG_FILE, L"Use new init", L"Use the full initialisation replacement.\nTry unchecking this if DivaSound seems to cause crashes.", true } },
+	{ CONFIG_SPACER, new PluginConfigSpacerData{ 8 } },
+	{ CONFIG_BUTTON, new PluginConfigButtonData{ L"Help", L"Get help on the DivaSound wiki.", OpenWiki } },
+	{ CONFIG_SPACER, new PluginConfigSpacerData{ 8 } },
 };
 
 extern "C" __declspec(dllexport) LPCWSTR GetPluginName(void)

source-code/source/plugins/Launcher/ConfigOption.h

@@ -231,6 +231,22 @@ public:
 	}
 };
 
+ref class CustomFuncHandler
+{
+public:
+	void(*_func)();
+
+	CustomFuncHandler(void(*func)())
+	{
+		_func = func;
+	}
+
+	System::Void RunFunc(System::Object^ sender, System::EventArgs^ e)
+	{
+		_func();
+	}
+};
+
 
 class ConfigOptionBase
 {
@@ -276,6 +292,22 @@ public:
 	}
 };
 
+class OptionMetaSpacer : public ConfigOptionBase
+{
+public:
+	int _height;
+
+	OptionMetaSpacer(int height)
+	{
+		_height = height;
+	}
+
+	virtual int AddToPanel(Panel^ panel, unsigned int left, unsigned int top, ToolTip^ tooltip)
+	{
+		return _height;
+	}
+};
+
 
 class BooleanOption : public ConfigOptionBase
 {
@@ -945,6 +977,52 @@ public:
 };
 
 
+class ButtonOption : public ConfigOptionBase
+{
+public:
+	void(*_func)();
+
+	ButtonOption(LPCWSTR friendlyName, LPCWSTR description, void(*func)())
+	{
+		_friendlyName = friendlyName;
+		_description = description;
+		_func = func;
+	}
+
+	virtual int AddToPanel(Panel^ panel, unsigned int left, unsigned int top, ToolTip^ tooltip)
+	{
+		Button^ button = gcnew Button();
+
+		button->Text = gcnew String(_friendlyName);
+		button->Left = left;
+		button->Top = top;
+		button->AutoSize = true;
+		button->FlatStyle = System::Windows::Forms::FlatStyle::Flat;
+
+		Form^ RootForm = panel->FindForm();
+		float ScaleWidth = 1.0f;
+		float ScaleHeight = 1.0f;
+		if (RootForm)
+		{
+			Drawing::SizeF CurrentScaleSize = RootForm->CurrentAutoScaleDimensions;
+			ScaleWidth = CurrentScaleSize.Width / BaseScaleSize;
+			ScaleHeight = CurrentScaleSize.Height / BaseScaleSize;
+		}
+		button->Scale(ScaleWidth, ScaleHeight);
+
+		tooltip->SetToolTip(button, gcnew String(_description));
+
+		CustomFuncHandler^ funchandler = gcnew CustomFuncHandler(_func);
+		button->Click += gcnew System::EventHandler(funchandler, &CustomFuncHandler::RunFunc);
+
+		panel->Controls->Add(button);
+
+		int ControlHeight = button->Height / ScaleHeight;
+		return ControlHeight + ControlSpacing;
+	}
+};
+
+
 class PluginOption : public ConfigOptionBase
 {
 public:

source-code/source/plugins/Launcher/PluginConfig.h

@@ -14,6 +14,8 @@ namespace PluginConfig
 		PluginConfigDropdownNumberData* ddNumberData = (PluginConfigDropdownNumberData*)(cfg.data);
 		PluginConfigResolutionData* resData = (PluginConfigResolutionData*)(cfg.data);
 		PluginConfigGroupData* groupData = (PluginConfigGroupData*)(cfg.data);
+		PluginConfigButtonData* btnData = (PluginConfigButtonData*)(cfg.data);
+		PluginConfigSpacerData* spacerData = (PluginConfigSpacerData*)(cfg.data);
 
 		switch (cfg.cfgType)
 		{
@@ -35,6 +37,10 @@ namespace PluginConfig
 			return new OptionMetaGroupStart(groupData->name, groupData->height);
 		case CONFIG_GROUP_END:
 			return new OptionMetaGroupEnd();
+		case CONFIG_BUTTON:
+			return new ButtonOption(btnData->friendlyName, btnData->description, btnData->func);
+		case CONFIG_SPACER:
+			return new OptionMetaSpacer(spacerData->height);
 		default:
 			return new ConfigOptionBase();
 		}

source-code/source/plugins/Launcher/PluginConfigApi.h

@@ -56,7 +56,9 @@ namespace PluginConfig
 		CONFIG_DROPDOWN_NUMBER,
 		CONFIG_RESOLUTION,
 		CONFIG_GROUP_START,
-		CONFIG_GROUP_END
+		CONFIG_GROUP_END,
+		CONFIG_BUTTON,
+		CONFIG_SPACER
 	};
 
 	struct PluginConfigBooleanData {
@@ -141,6 +143,16 @@ namespace PluginConfig
 		int height;
 	};
 
+	struct PluginConfigButtonData {
+		LPCWSTR friendlyName;
+		LPCWSTR description;
+		void(*func)();
+	};
+
+	struct PluginConfigSpacerData {
+		int height;
+	};
+
 	struct PluginConfigOption
 	{
 		ConfigType cfgType;