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implement wxMetroDataViewTreeCtrl and model based on wxWidgets source
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@sjanzou
sjanzou committed Oct 7, 2023
1 parent 1912cf1 commit b727968
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Showing 2 changed files with 698 additions and 190 deletions.
267 changes: 187 additions & 80 deletions include/wex/metro.h
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Original file line number Diff line number Diff line change
Expand Up @@ -425,142 +425,249 @@ class wxMetroListBox : public wxScrolledWindow {
DECLARE_EVENT_TABLE();
};


class wxMetroDataViewModelNode;
WX_DEFINE_ARRAY_PTR(wxMetroDataViewModelNode*, wxMetroDataViewModelNodePtrArray);

class wxMetroDataViewModelNode
//--------------------------------------------------------------------
class wxMetroDataViewTreeStoreNode
{
public:
wxMetroDataViewModelNode(wxMetroDataViewModelNode* parent,
const wxString& name, const bool& is_container)
wxMetroDataViewTreeStoreNode(wxMetroDataViewTreeStoreNode* parent,
const wxString& text,
wxClientData* data = NULL);
virtual ~wxMetroDataViewTreeStoreNode();

void SetText(const wxString& text)
{
m_text = text;
}
wxString GetText() const
{
return m_text;
}
void SetData(wxClientData* data)
{
delete m_data; m_data = data;
}
wxClientData* GetData() const
{
m_parent = parent;
m_name = name;
m_container = is_container;
return m_data;
}


~wxMetroDataViewModelNode()
wxDataViewItem GetItem() const
{
// free all our children nodes
size_t count = m_children.GetCount();
for (size_t i = 0; i < count; i++) {
wxMetroDataViewModelNode* child = m_children[i];
delete child;
}
return wxDataViewItem(const_cast<void*>(static_cast<const void*>(this)));
}

bool IsContainer() const
virtual bool IsContainer()
{
return m_container;
return false;
}

wxMetroDataViewModelNode* GetParent()
wxMetroDataViewTreeStoreNode* GetParent()
{
return m_parent;
}
wxMetroDataViewModelNodePtrArray& GetChildren()

private:
wxMetroDataViewTreeStoreNode* m_parent;
wxString m_text;
wxClientData* m_data;
};

typedef wxVector<wxMetroDataViewTreeStoreNode*> wxMetroDataViewTreeStoreNodes;

class wxMetroDataViewTreeStoreContainerNode : public wxMetroDataViewTreeStoreNode
{
public:
wxMetroDataViewTreeStoreContainerNode(wxMetroDataViewTreeStoreNode* parent,
const wxString& text,
wxClientData* data = NULL);
virtual ~wxMetroDataViewTreeStoreContainerNode();

const wxMetroDataViewTreeStoreNodes& GetChildren() const
{
return m_children;
}
wxMetroDataViewModelNode* GetNthChild(unsigned int n)
wxMetroDataViewTreeStoreNodes& GetChildren()
{
return m_children.Item(n);
return m_children;
}
void Insert(wxMetroDataViewModelNode* child, unsigned int n)

wxMetroDataViewTreeStoreNodes::iterator FindChild(wxMetroDataViewTreeStoreNode* node);

void SetExpanded(bool expanded = true)
{
m_children.Insert(child, n);
m_isExpanded = expanded;
}
void Append(wxMetroDataViewModelNode* child)
bool IsExpanded() const
{
m_children.Add(child);
return m_isExpanded;
}
unsigned int GetChildCount() const

virtual bool IsContainer() wxOVERRIDE
{
return m_children.GetCount();
return true;
}

public: // public to avoid getters/setters
wxString m_name;

bool m_container;
void DestroyChildren();

private:
wxMetroDataViewModelNode* m_parent;
wxMetroDataViewModelNodePtrArray m_children;
wxMetroDataViewTreeStoreNodes m_children;
bool m_isExpanded;
};

//-----------------------------------------------------------------------------

class wxMetroDataViewModel : public wxDataViewModel {
class wxMetroDataViewTreeStore : public wxDataViewModel
{
public:
wxMetroDataViewModel();
~wxMetroDataViewModel()
{
DeleteAllItems();
}
wxMetroDataViewTreeStore();
~wxMetroDataViewTreeStore();

// override sorting to always sort branches ascendingly
wxDataViewItem AppendItem(const wxDataViewItem& parent,
const wxString& text,
wxClientData* data = NULL);
wxDataViewItem PrependItem(const wxDataViewItem& parent,
const wxString& text,
wxClientData* data = NULL);
wxDataViewItem InsertItem(const wxDataViewItem& parent, const wxDataViewItem& previous,
const wxString& text,
wxClientData* data = NULL);

int Compare(const wxDataViewItem& item1, const wxDataViewItem& item2,
unsigned int column, bool ascending) const wxOVERRIDE;
wxDataViewItem PrependContainer(const wxDataViewItem& parent,
const wxString& text,
wxClientData* data = NULL);
wxDataViewItem AppendContainer(const wxDataViewItem& parent,
const wxString& text,
wxClientData* data = NULL);
wxDataViewItem InsertContainer(const wxDataViewItem& parent, const wxDataViewItem& previous,
const wxString& text,
wxClientData* data = NULL);

wxDataViewItem GetNthChild(const wxDataViewItem& parent, unsigned int pos) const;
int GetChildCount(const wxDataViewItem& parent) const;

void SetItemText(const wxDataViewItem& item, const wxString& text);
wxString GetItemText(const wxDataViewItem& item) const;
void SetItemData(const wxDataViewItem& item, wxClientData* data);
wxClientData* GetItemData(const wxDataViewItem& item) const;

// implementation of base class virtuals to define model
void DeleteItem(const wxDataViewItem& item);
void DeleteChildren(const wxDataViewItem& item);
void DeleteAllItems();

// implement base methods

virtual void GetValue(wxVariant& variant,
const wxDataViewItem& item, unsigned int col) const wxOVERRIDE;
virtual bool SetValue(const wxVariant& variant,
const wxDataViewItem& item, unsigned int col) wxOVERRIDE;

virtual bool IsEnabled(const wxDataViewItem& item,
unsigned int col) const wxOVERRIDE;

virtual wxDataViewItem GetParent(const wxDataViewItem& item) const wxOVERRIDE;
virtual bool IsContainer(const wxDataViewItem& item) const wxOVERRIDE;
virtual unsigned int GetChildren(const wxDataViewItem& parent,
wxDataViewItemArray& array) const wxOVERRIDE;

wxString GetItemtext(const wxDataViewItem& item) const;
virtual unsigned int GetChildren(const wxDataViewItem& item, wxDataViewItemArray& children) const wxOVERRIDE;

void DeleteAllItems();
virtual int Compare(const wxDataViewItem& item1, const wxDataViewItem& item2,
unsigned int column, bool ascending) const wxOVERRIDE;

wxDataViewItem AppendItem(const wxDataViewItem& parent, const wxString& text);
virtual bool HasDefaultCompare() const wxOVERRIDE
{
return true;
}

wxDataViewItem AppendContainer(const wxDataViewItem& parent, const wxString& text);
wxMetroDataViewTreeStoreNode* FindNode(const wxDataViewItem& item) const;
wxMetroDataViewTreeStoreContainerNode* FindContainerNode(const wxDataViewItem& item) const;
wxMetroDataViewTreeStoreNode* GetRoot() const { return m_root; }

private:
wxMetroDataViewModelNode* m_root;

public:
wxMetroDataViewTreeStoreNode* m_root;
};

class wxMetroDataViewCtrl : public wxDataViewCtrl {

class wxMetroDataViewTreeCtrl : public wxDataViewCtrl
{
public:
wxMetroDataViewCtrl(wxWindow* parent, int id,
const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize)
: wxDataViewCtrl(parent, id, pos, size) {
SetBackgroundStyle(wxBG_STYLE_CUSTOM);
SetBackgroundColour(*wxWHITE);
SetFont(wxMetroTheme::Font(wxMT_LIGHT, 15));

m_model = new wxMetroDataViewModel;
AssociateModel(m_model.get());

wxDataViewTextRenderer* tr = new wxDataViewTextRenderer("string", wxDATAVIEW_CELL_INERT);
wxDataViewColumn* column0 = new wxDataViewColumn("title", tr, 0, FromDIP(200), wxALIGN_LEFT, wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_RESIZABLE);
AppendColumn(column0);
wxMetroDataViewTreeCtrl() { }
wxMetroDataViewTreeCtrl(wxWindow* parent,
wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxDV_NO_HEADER,
const wxValidator& validator = wxDefaultValidator)
{
Create(parent, id, pos, size, style, validator);
}

bool Create(wxWindow* parent,
wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxDV_NO_HEADER,
const wxValidator& validator = wxDefaultValidator);

wxMetroDataViewTreeStore* GetStore()
{
return (wxMetroDataViewTreeStore*)GetModel();
}
const wxMetroDataViewTreeStore* GetStore() const
{
return (const wxMetroDataViewTreeStore*)GetModel();
}

bool IsContainer(const wxDataViewItem& item) const
{
return GetStore()->IsContainer(item);
}

bool IsContainer(const wxDataViewItem& item) { return m_model->IsContainer(item); }
wxString GetItemText(const wxDataViewItem& item) { return m_model->GetItemtext(item); }
wxDataViewItem AppendItem(const wxDataViewItem& parent,
const wxString& text, wxClientData* data = NULL);
wxDataViewItem PrependItem(const wxDataViewItem& parent,
const wxString& text, wxClientData* data = NULL);
wxDataViewItem InsertItem(const wxDataViewItem& parent, const wxDataViewItem& previous,
const wxString& text, wxClientData* data = NULL);

wxDataViewItem PrependContainer(const wxDataViewItem& parent,
const wxString& text, wxClientData* data = NULL);
wxDataViewItem AppendContainer(const wxDataViewItem& parent,
const wxString& text, wxClientData* data = NULL);
wxDataViewItem InsertContainer(const wxDataViewItem& parent, const wxDataViewItem& previous,
const wxString& text, wxClientData* data = NULL);

wxDataViewItem GetNthChild(const wxDataViewItem& parent, unsigned int pos) const
{
return GetStore()->GetNthChild(parent, pos);
}
int GetChildCount(const wxDataViewItem& parent) const
{
return GetStore()->GetChildCount(parent);
}
wxDataViewItem GetItemParent(wxDataViewItem item) const
{
return GetStore()->GetParent(item);
}

void DeleteAllItems() { m_model->DeleteAllItems(); }
void SetItemText(const wxDataViewItem& item, const wxString& text);
wxString GetItemText(const wxDataViewItem& item) const
{
return GetStore()->GetItemText(item);
}
void SetItemData(const wxDataViewItem& item, wxClientData* data)
{
GetStore()->SetItemData(item, data);
}
wxClientData* GetItemData(const wxDataViewItem& item) const
{
return GetStore()->GetItemData(item);
}

wxDataViewItem AppendItem(const wxDataViewItem& parent, const wxString& text) { return m_model->AppendItem(parent, text); }
void DeleteItem(const wxDataViewItem& item);
void DeleteChildren(const wxDataViewItem& item);
void DeleteAllItems();

wxDataViewItem AppendContainer(const wxDataViewItem& parent, const wxString& text) { return m_model->AppendContainer(parent, text); }
void OnExpanded(wxDataViewEvent& event);
void OnCollapsed(wxDataViewEvent& event);
void OnSize(wxSizeEvent& event);

private:
wxObjectDataPtr<wxMetroDataViewModel> m_model;
wxDECLARE_EVENT_TABLE();
wxDECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMetroDataViewTreeCtrl);
};


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