add base dialogs

src/rrr/layers/gui/dialogs/dialogs.hpp

@@ -0,0 +1,55 @@
+#pragma once
+
+#include "try_engine/try_engine.hpp"
+#include "rrr/content/content.hpp"
+
+namespace rrr::layers::gui
+{
+  class dialogs : public try_engine::layer
+  {
+    using font_type = try_engine::style::fonts::font_type;
+
+    BASE_TYPE_DEFINE();
+
+    public:
+      CONSTRUCT_IMPL(dialogs);
+
+    public:
+      BASE_OVERIDE_IMPL();
+
+    public:
+      SET_EVENT_MANAGER_IMPL();
+
+      void set_content(content* c) { };
+
+    private:
+      FLAGS_STRUCT_DEFINED();
+
+      bool show = false;
+      event_manager* em;
+
+      float width = 0.f;
+      float height = 0.f;
+      bool delete_dialog = false;
+      bool create_dialog = false;
+      file current_file;
+      bool shift = false;
+      std::string title;
+
+    private:
+      ImGuiIO& io = ImGui::GetIO();
+      ImFontAtlas* atlas = io.Fonts;
+      ImFont* font;
+
+    private:
+      void resize();
+      void cancel();
+      void draw_delete_dialog();
+      void draw_create_dialog();
+      void create_file();
+      void pressed(system_event& e);
+      void released(system_event& e);
+  };
+}
+
+