wl-data-device: move to hyprland impl

src/protocols/types/DataDevice.cpp

@@ -0,0 +1,17 @@
+#include "DataDevice.hpp"
+
+bool IDataSource::hasDnd() {
+    return false;
+}
+
+bool IDataSource::dndDone() {
+    return false;
+}
+
+bool IDataSource::used() {
+    return wasUsed;
+}
+
+void IDataSource::markUsed() {
+    wasUsed = true;
+}

src/protocols/types/DataDevice.hpp

@@ -0,0 +1,29 @@
+#pragma once
+
+#include <string>
+#include <vector>
+#include <cstdint>
+#include "../../helpers/signal/Signal.hpp"
+
+class IDataSource {
+  public:
+    IDataSource() {}
+    virtual ~IDataSource() {}
+
+    virtual std::vector<std::string> mimes()                                    = 0;
+    virtual void                     send(const std::string& mime, uint32_t fd) = 0;
+    virtual void                     accepted(const std::string& mime)          = 0;
+    virtual void                     cancelled()                                = 0;
+    virtual bool                     hasDnd();
+    virtual bool                     dndDone();
+    virtual bool                     used();
+    virtual void                     markUsed();
+    virtual void                     error(uint32_t code, const std::string& msg) = 0;
+
+    struct {
+        CSignal destroy;
+    } events;
+
+  private:
+    bool wasUsed = false;
+};