fix: change speed dial from popup to dialog for consistent behavior on linux

src/slic3r/GUI/SpeedDialDialog.hpp

@@ -0,0 +1,27 @@
+#ifndef slic3r_GUI_SpeedDialDialog_hpp_
+#define slic3r_GUI_SpeedDialDialog_hpp_
+
+#include <slic3r/GUI/Widgets/WebViewHostDialog.hpp>
+#include <nlohmann/json_fwd.hpp>
+#include <string>
+
+namespace Slic3r { namespace GUI {
+
+class SpeedDialWebDialog : public WebViewHostDialog
+{
+public:
+    explicit SpeedDialWebDialog(wxWindow* parent);
+    void request_show();
+
+private:
+    void on_script_message(const nlohmann::json& payload) override;
+    void resize_to_content(int height);
+    void run_action(const std::string& id, const std::string& title);
+    void send_actions();
+
+    bool m_page_ready{false};
+};
+
+}}
+
+#endif