UnsavedChangesDialog:

first implementation

src/slic3r/GUI/UnsavedChangesDialog.hpp

@@ -0,0 +1,151 @@
+#ifndef slic3r_UnsavedChangesDialog_hpp_
+#define slic3r_UnsavedChangesDialog_hpp_
+
+#include <vector>
+#include <map>
+
+#include <wx/panel.h>
+#include <wx/sizer.h>
+#include <wx/listctrl.h>
+#include <wx/dataview.h>
+
+#include <wx/combo.h>
+
+#include <wx/checkbox.h>
+#include <wx/dialog.h>
+
+#include "GUI_Utils.hpp"
+#include "wxExtensions.hpp"
+#include "libslic3r/Preset.hpp"
+
+namespace Slic3r {
+
+namespace GUI{
+
+// ----------------------------------------------------------------------------
+//                  ModelNode: a node inside UnsavedChangesModel
+// ----------------------------------------------------------------------------
+
+class ModelNode;
+WX_DEFINE_ARRAY_PTR(ModelNode*, ModelNodePtrArray);
+
+class ModelNode
+{
+    ModelNode*          m_parent;
+    ModelNodePtrArray   m_children;
+    wxBitmap            m_empty_bmp;
+    Preset::Type        m_preset_type {Preset::TYPE_INVALID};
+
+    // TODO/FIXME:
+    // the GTK version of wxDVC (in particular wxDataViewCtrlInternal::ItemAdded)
+    // needs to know in advance if a node is or _will be_ a container.
+    // Thus implementing:
+    //   bool IsContainer() const
+    //    { return m_children.GetCount()>0; }
+    // doesn't work with wxGTK when UnsavedChangesModel::AddToClassical is called
+    // AND the classical node was removed (a new node temporary without children
+    // would be added to the control)
+    bool                m_container {true};
+
+public:
+
+    bool        m_toggle {true};
+    wxBitmap    m_type_icon;
+    wxBitmap    m_group_icon;
+    wxString    m_text;
+    wxString    m_old_value;
+    wxString    m_new_value;
+
+    // preset(root) node
+    ModelNode(const wxString& text, Preset::Type preset_type);
+
+    // group node
+    ModelNode(ModelNode* parent, const wxString& text, const std::string& icon_name);
+
+    // group node
+    ModelNode(ModelNode* parent, const wxString& text, bool is_option);
+
+    ~ModelNode() {
+        // free all our children nodes
+        size_t count = m_children.GetCount();
+        for (size_t i = 0; i < count; i++) {
+            ModelNode* child = m_children[i];
+            delete child;
+        }
+    }
+
+    bool                IsContainer() const         { return m_container; }
+    bool                IsToggle() const            { return m_toggle; }
+
+    ModelNode*          GetParent()                 { return m_parent; }
+    ModelNodePtrArray&  GetChildren()               { return m_children; }
+    ModelNode*          GetNthChild(unsigned int n) { return m_children.Item(n); }
+    unsigned int        GetChildCount() const       { return m_children.GetCount(); }
+
+    void Insert(ModelNode* child, unsigned int n) { m_children.Insert(child, n); }
+    void Append(ModelNode* child) { m_children.Add(child); }
+};
+
+
+// ----------------------------------------------------------------------------
+//                  UnsavedChangesModel
+// ----------------------------------------------------------------------------
+
+class UnsavedChangesModel : public wxDataViewModel
+{
+    ModelNode* m_root;
+    ScalableBitmap                          m_icon[5];
+
+public:
+    enum {
+        colToggle,
+        colTypeIcon,
+        colGroupIcon,
+        colMarkedText,
+        colOldValue,
+        colNewValue,
+        colMax
+    };
+
+    UnsavedChangesModel(wxWindow* parent);
+    ~UnsavedChangesModel();
+
+    virtual unsigned int    GetColumnCount() const override { return colMax; }
+    virtual wxString        GetColumnType(unsigned int col) const override;
+
+    virtual wxDataViewItem  GetParent(const wxDataViewItem& item) const override;
+    virtual unsigned int    GetChildren(const wxDataViewItem& parent, wxDataViewItemArray& array) const override;
+
+    virtual void GetValue(wxVariant& variant, const wxDataViewItem& item, unsigned int col) const override;
+    virtual bool SetValue(const wxVariant& variant, const wxDataViewItem& item, unsigned int col) override;
+
+    virtual bool IsEnabled(const wxDataViewItem& item, unsigned int col) const override;
+    virtual bool IsContainer(const wxDataViewItem& item) const override;
+
+};
+
+
+//------------------------------------------
+//          UnsavedChangesDialog
+//------------------------------------------
+class UnsavedChangesDialog : public DPIDialog
+{
+    wxDataViewCtrl*         changes_tree{ nullptr };
+    UnsavedChangesModel*    changes_tree_model{ nullptr };
+
+public:
+    UnsavedChangesDialog(Preset::Type type);
+    ~UnsavedChangesDialog() {}
+
+    void ProcessSelection(wxDataViewItem selection);
+
+protected:
+    void on_dpi_changed(const wxRect& suggested_rect) override;
+    void on_sys_color_changed() override;
+};
+
+
+} 
+}
+
+#endif //slic3r_UnsavedChangesDialog_hpp_