1st installment of project dirty state manager

src/libslic3r/Technologies.hpp

@@ -58,5 +58,10 @@
 // Enable exporting lines M73 for remaining time to next printer stop to gcode
 #define ENABLE_EXTENDED_M73_LINES (1 && ENABLE_VALIDATE_CUSTOM_GCODE)
 
+// Enable project dirty state manager
+#define ENABLE_PROJECT_DIRTY_STATE (1 && ENABLE_2_4_0_ALPHA0)
+// Enable project dirty state manager debug window
+#define ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW (1 && ENABLE_PROJECT_DIRTY_STATE)
+
 
 #endif // _prusaslicer_technologies_h_

src/slic3r/CMakeLists.txt

@@ -189,6 +189,8 @@ set(SLIC3R_GUI_SOURCES
     GUI/UnsavedChangesDialog.hpp
     GUI/ExtraRenderers.cpp
     GUI/ExtraRenderers.hpp
+    GUI/ProjectDirtyStateManager.hpp
+    GUI/ProjectDirtyStateManager.cpp
     Utils/Http.cpp
     Utils/Http.hpp
     Utils/FixModelByWin10.cpp

src/slic3r/GUI/GLCanvas3D.cpp

@@ -1718,6 +1718,11 @@ void GLCanvas3D::render()
     }
 #endif // ENABLE_RENDER_STATISTICS
 
+#if ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+    if (wxGetApp().is_editor() && wxGetApp().plater()->is_view3D_shown())
+        wxGetApp().plater()->render_project_state_debug_window();
+#endif // ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+
 #if ENABLE_CAMERA_STATISTICS
     camera.debug_render();
 #endif // ENABLE_CAMERA_STATISTICS

src/slic3r/GUI/Plater.cpp

@@ -81,6 +81,9 @@
 #include "InstanceCheck.hpp"
 #include "NotificationManager.hpp"
 #include "PresetComboBoxes.hpp"
+#if ENABLE_PROJECT_DIRTY_STATE
+#include "ProjectDirtyStateManager.hpp"
+#endif // ENABLE_PROJECT_DIRTY_STATE
 
 #ifdef __APPLE__
 #include "Gizmos/GLGizmosManager.hpp"
@@ -1434,6 +1437,10 @@ struct Plater::priv
     Preview *preview;
     NotificationManager* notification_manager { nullptr };
 
+#if ENABLE_PROJECT_DIRTY_STATE
+    ProjectDirtyStateManager dirty_state;
+#endif // ENABLE_PROJECT_DIRTY_STATE
+
     BackgroundSlicingProcess    background_process;
     bool suppressed_backround_processing_update { false };
 
@@ -1504,6 +1511,10 @@ struct Plater::priv
     priv(Plater *q, MainFrame *main_frame);
     ~priv();
 
+#if ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+    void render_project_state_debug_window() const { dirty_state.render_debug_window(); }
+#endif // ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+
     enum class UpdateParams {
         FORCE_FULL_SCREEN_REFRESH          = 1,
         FORCE_BACKGROUND_PROCESSING_UPDATE = 2,
@@ -4418,9 +4429,9 @@ Plater::Plater(wxWindow *parent, MainFrame *main_frame)
     // Initialization performed in the private c-tor
 }
 
-Plater::~Plater()
-{
-}
+#if ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+void Plater::render_project_state_debug_window() const { p->render_project_state_debug_window(); }
+#endif // ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
 
 Sidebar&        Plater::sidebar()           { return *p->sidebar; }
 Model&          Plater::model()             { return p->model; }

src/slic3r/GUI/Plater.hpp

@@ -128,7 +128,11 @@ public:
     Plater(const Plater &) = delete;
     Plater &operator=(Plater &&) = delete;
     Plater &operator=(const Plater &) = delete;
-    ~Plater();
+    ~Plater() = default;
+
+#if ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+    void render_project_state_debug_window() const;
+#endif // ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
 
     Sidebar& sidebar();
     Model& model();

src/slic3r/GUI/ProjectDirtyStateManager.cpp

@@ -0,0 +1,47 @@
+#include "libslic3r/libslic3r.h"
+#include "ProjectDirtyStateManager.hpp"
+#include "ImGuiWrapper.hpp"
+#include "GUI_App.hpp"
+
+#if ENABLE_PROJECT_DIRTY_STATE
+
+namespace Slic3r {
+namespace GUI {
+
+#if ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+void ProjectDirtyStateManager::render_debug_window() const
+{
+    auto color = [](bool value) {
+        return value ? ImVec4(1.0f, 0.49f, 0.216f, 1.0f) : ImVec4(1.0f, 1.0f, 1.0f, 1.0f);
+    };
+    auto text = [](bool value) {
+        return value ? "true" : "false";
+    };
+
+    std::string title = "Project dirty state statistics";
+    ImGuiWrapper& imgui = *wxGetApp().imgui();
+    imgui.begin(title, ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse);
+
+    bool dirty = is_dirty();
+    imgui.text_colored(color(dirty), "State:");
+    ImGui::SameLine();
+    imgui.text_colored(color(dirty), text(dirty));
+
+    ImGui::Separator();
+    imgui.text_colored(color(m_state.plater), "Plater:");
+    ImGui::SameLine();
+    imgui.text_colored(color(m_state.plater), text(m_state.plater));
+
+    imgui.text_colored(color(m_state.presets), "Presets:");
+    ImGui::SameLine();
+    imgui.text_colored(color(m_state.presets), text(m_state.presets));
+
+    imgui.end();
+}
+#endif // ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+
+} // namespace GUI
+} // namespace Slic3r
+
+#endif // ENABLE_PROJECT_DIRTY_STATE
+

src/slic3r/GUI/ProjectDirtyStateManager.hpp

@@ -0,0 +1,35 @@
+#ifndef slic3r_ProjectDirtyStateManager_hpp_
+#define slic3r_ProjectDirtyStateManager_hpp_
+
+#if ENABLE_PROJECT_DIRTY_STATE
+
+namespace Slic3r {
+namespace GUI {
+
+class ProjectDirtyStateManager
+{
+    struct DirtyState
+    {
+        bool plater{ false };
+        bool presets{ false };
+
+        bool is_dirty() const { return plater || presets; }
+    };
+
+    DirtyState m_state;
+
+public:
+    bool is_dirty() const { return m_state.is_dirty(); }
+
+#if ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+    void render_debug_window() const;
+#endif // ENABLE_PROJECT_DIRTY_STATE_DEBUG_WINDOW
+};
+
+} // namespace GUI
+} // namespace Slic3r
+
+#endif // ENABLE_PROJECT_DIRTY_STATE
+
+#endif // slic3r_ProjectDirtyStateManager_hpp_
+