feat: Python Plugins

src/slic3r/GUI/Widgets/WebViewHostDialog.hpp

@@ -0,0 +1,56 @@
+#ifndef slic3r_GUI_Widgets_WebViewHostDialog_hpp_
+#define slic3r_GUI_Widgets_WebViewHostDialog_hpp_
+
+#include <nlohmann/json.hpp>
+#include <slic3r/GUI/GUI_Utils.hpp>
+
+#include <exception>
+#include <string>
+
+#include <wx/string.h>
+#include <wx/webview.h>
+
+namespace Slic3r { namespace GUI {
+
+// Shared shell for local HTML dialogs that communicate through window.wx.postMessage().
+class WebViewHostDialog : public Slic3r::GUI::DPIDialog
+{
+public:
+    WebViewHostDialog(wxWindow* parent,
+                      wxWindowID id         = wxID_ANY,
+                      const wxString& title = wxT(""),
+                      const wxPoint& pos    = wxDefaultPosition,
+                      const wxSize& size    = wxDefaultSize,
+                      long style            = wxSYSTEM_MENU | wxCAPTION | wxCLOSE_BOX | wxMAXIMIZE_BOX);
+    ~WebViewHostDialog() override = default;
+
+    bool create_webview(const std::string& resource_path,
+                        const wxString& title,
+                        const wxSize& dialog_size = wxSize(820, 660),
+                        const wxSize& min_size    = wxSize(640, 640));
+
+    void load_url(const wxString& url);
+    bool run_script(const wxString& script);
+    void call_web_handler(const nlohmann::json& payload, const wxString& handler = wxT("HandleStudio"));
+
+protected:
+    wxWebView* browser() const { return m_browser; }
+
+    wxString build_resource_url(const std::string& resource_path) const;
+    bool handle_common_script_command(const nlohmann::json& payload, int close_return_code = wxID_CANCEL);
+
+    void on_dpi_changed(const wxRect& suggested_rect) override;
+
+    virtual void on_script_message(const nlohmann::json& payload) = 0;
+    virtual void on_script_message_parse_error(const wxString& payload, const std::exception& error);
+    virtual bool append_language_to_url() const { return true; }
+
+private:
+    void on_script_message_event(wxWebViewEvent& event);
+
+    wxWebView* m_browser{nullptr};
+};
+
+}} // namespace Slic3r::GUI
+
+#endif