X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9aa2e298aefd0c37719127a7078d313c488cf849..c2a738e372126950e5c70f72a3e8876f1ac89bf5:/include/wx/dataview.h diff --git a/include/wx/dataview.h b/include/wx/dataview.h index 9c6205d95e..fd2ec0b4d7 100644 --- a/include/wx/dataview.h +++ b/include/wx/dataview.h @@ -32,6 +32,14 @@ class WXDLLIMPEXP_FWD_CORE wxImageList; #define wxHAS_GENERIC_DATAVIEWCTRL #endif +#ifdef wxHAS_GENERIC_DATAVIEWCTRL + // this symbol doesn't follow the convention for wxUSE_XXX symbols which + // are normally always defined as either 0 or 1, so its use is deprecated + // and it only exists for backwards compatibility, don't use it any more + // and use wxHAS_GENERIC_DATAVIEWCTRL instead + #define wxUSE_GENERICDATAVIEWCTRL +#endif + // ---------------------------------------------------------------------------- // wxDataViewCtrl globals // ---------------------------------------------------------------------------- @@ -186,13 +194,36 @@ public: virtual void GetValue( wxVariant &variant, const wxDataViewItem &item, unsigned int col ) const = 0; - // set value, call ValueChanged() afterwards! - virtual bool SetValue( const wxVariant &variant, - const wxDataViewItem &item, unsigned int col ) = 0; + // return true if the given item has a value to display in the given + // column: this is always true except for container items which by default + // only show their label in the first column (but see HasContainerColumns()) + bool HasValue(const wxDataViewItem& item, unsigned col) const + { + return col == 0 || !IsContainer(item) || HasContainerColumns(item); + } + + // usually ValueChanged() should be called after changing the value in the + // model to update the control, ChangeValue() does it on its own while + // SetValue() does not -- so while you will override SetValue(), you should + // be usually calling ChangeValue() + virtual bool SetValue(const wxVariant &variant, + const wxDataViewItem &item, + unsigned int col) = 0; + + bool ChangeValue(const wxVariant& variant, + const wxDataViewItem& item, + unsigned int col) + { + return SetValue(variant, item, col) && ValueChanged(item, col); + } // Get text attribute, return false of default attributes should be used - virtual bool GetAttr( const wxDataViewItem &WXUNUSED(item), unsigned int WXUNUSED(col), wxDataViewItemAttr &WXUNUSED(attr) ) - { return false; } + virtual bool GetAttr(const wxDataViewItem &WXUNUSED(item), + unsigned int WXUNUSED(col), + wxDataViewItemAttr &WXUNUSED(attr)) const + { + return false; + } // define hierachy virtual wxDataViewItem GetParent( const wxDataViewItem &item ) const = 0; @@ -233,24 +264,78 @@ protected: wxDataViewModelNotifiers m_notifiers; }; +// ---------------------------------------------------------------------------- +// wxDataViewListModel: a model of a list, i.e. flat data structure without any +// branches/containers, used as base class by wxDataViewIndexListModel and +// wxDataViewVirtualListModel +// ---------------------------------------------------------------------------- + +class WXDLLIMPEXP_ADV wxDataViewListModel : public wxDataViewModel +{ +public: + // derived classes should override these methods instead of + // {Get,Set}Value() and GetAttr() inherited from the base class + + virtual void GetValueByRow(wxVariant &variant, + unsigned row, unsigned col) const = 0; + + virtual bool SetValueByRow(const wxVariant &variant, + unsigned row, unsigned col) = 0; + + virtual bool + GetAttrByRow(unsigned WXUNUSED(row), unsigned WXUNUSED(col), + wxDataViewItemAttr &WXUNUSED(attr)) const + { + return false; + } + + + // helper methods provided by list models only + virtual unsigned GetRow( const wxDataViewItem &item ) const = 0; + + + // implement some base class pure virtual directly + virtual wxDataViewItem + GetParent( const wxDataViewItem & WXUNUSED(item) ) const + { + // items never have valid parent in this model + return wxDataViewItem(); + } + + virtual bool IsContainer( const wxDataViewItem &item ) const + { + // only the invisible (and invalid) root item has children + return !item.IsOk(); + } + + // and implement some others by forwarding them to our own ones + virtual void GetValue( wxVariant &variant, + const wxDataViewItem &item, unsigned int col ) const + { + GetValueByRow(variant, GetRow(item), col); + } + + virtual bool SetValue( const wxVariant &variant, + const wxDataViewItem &item, unsigned int col ) + { + return SetValueByRow( variant, GetRow(item), col ); + } + + virtual bool GetAttr(const wxDataViewItem &item, unsigned int col, + wxDataViewItemAttr &attr) const + { + return GetAttrByRow( GetRow(item), col, attr ); + } +}; + // --------------------------------------------------------- // wxDataViewIndexListModel // --------------------------------------------------------- -class WXDLLIMPEXP_ADV wxDataViewIndexListModel: public wxDataViewModel +class WXDLLIMPEXP_ADV wxDataViewIndexListModel: public wxDataViewListModel { public: wxDataViewIndexListModel( unsigned int initial_size = 0 ); - ~wxDataViewIndexListModel(); - - virtual void GetValueByRow( wxVariant &variant, - unsigned int row, unsigned int col ) const = 0; - - virtual bool SetValueByRow( const wxVariant &variant, - unsigned int row, unsigned int col ) = 0; - - virtual bool GetAttrByRow( unsigned int WXUNUSED(row), unsigned int WXUNUSED(col), wxDataViewItemAttr &WXUNUSED(attr) ) - { return false; } void RowPrepended(); void RowInserted( unsigned int before ); @@ -263,7 +348,7 @@ public: // convert to/from row/wxDataViewItem - unsigned int GetRow( const wxDataViewItem &item ) const; + virtual unsigned GetRow( const wxDataViewItem &item ) const; wxDataViewItem GetItem( unsigned int row ) const; // compare based on index @@ -273,18 +358,8 @@ public: virtual bool HasDefaultCompare() const; // implement base methods - - virtual void GetValue( wxVariant &variant, - const wxDataViewItem &item, unsigned int col ) const; - virtual bool SetValue( const wxVariant &variant, - const wxDataViewItem &item, unsigned int col ); - virtual bool GetAttr( const wxDataViewItem &item, unsigned int col, wxDataViewItemAttr &attr ); - virtual wxDataViewItem GetParent( const wxDataViewItem &item ) const; - virtual bool IsContainer( const wxDataViewItem &item ) const; virtual unsigned int GetChildren( const wxDataViewItem &item, wxDataViewItemArray &children ) const; - // internal - virtual bool IsVirtualListModel() const { return false; } unsigned int GetCount() const { return m_hash.GetCount(); } private: @@ -302,20 +377,10 @@ private: typedef wxDataViewIndexListModel wxDataViewVirtualListModel; #else -class WXDLLIMPEXP_ADV wxDataViewVirtualListModel: public wxDataViewModel +class WXDLLIMPEXP_ADV wxDataViewVirtualListModel: public wxDataViewListModel { public: wxDataViewVirtualListModel( unsigned int initial_size = 0 ); - ~wxDataViewVirtualListModel(); - - virtual void GetValueByRow( wxVariant &variant, - unsigned int row, unsigned int col ) const = 0; - - virtual bool SetValueByRow( const wxVariant &variant, - unsigned int row, unsigned int col ) = 0; - - virtual bool GetAttrByRow( unsigned int WXUNUSED(row), unsigned int WXUNUSED(col), wxDataViewItemAttr &WXUNUSED(attr) ) - { return false; } void RowPrepended(); void RowInserted( unsigned int before ); @@ -328,7 +393,7 @@ public: // convert to/from row/wxDataViewItem - unsigned int GetRow( const wxDataViewItem &item ) const; + virtual unsigned GetRow( const wxDataViewItem &item ) const; wxDataViewItem GetItem( unsigned int row ) const; // compare based on index @@ -338,19 +403,12 @@ public: virtual bool HasDefaultCompare() const; // implement base methods - - virtual void GetValue( wxVariant &variant, - const wxDataViewItem &item, unsigned int col ) const; - virtual bool SetValue( const wxVariant &variant, - const wxDataViewItem &item, unsigned int col ); - virtual bool GetAttr( const wxDataViewItem &item, unsigned int col, wxDataViewItemAttr &attr ); - virtual wxDataViewItem GetParent( const wxDataViewItem &item ) const; - virtual bool IsContainer( const wxDataViewItem &item ) const; virtual unsigned int GetChildren( const wxDataViewItem &item, wxDataViewItemArray &children ) const; + unsigned int GetCount() const { return m_size; } + // internal virtual bool IsVirtualListModel() const { return true; } - unsigned int GetCount() const { return m_size; } private: unsigned int m_size; @@ -386,126 +444,11 @@ private: DECLARE_EVENT_TABLE() }; -// --------------------------------------------------------- -// wxDataViewRendererBase -// --------------------------------------------------------- - -enum wxDataViewCellMode -{ - wxDATAVIEW_CELL_INERT, - wxDATAVIEW_CELL_ACTIVATABLE, - wxDATAVIEW_CELL_EDITABLE -}; - -enum wxDataViewCellRenderState -{ - wxDATAVIEW_CELL_SELECTED = 1, - wxDATAVIEW_CELL_PRELIT = 2, - wxDATAVIEW_CELL_INSENSITIVE = 4, - wxDATAVIEW_CELL_FOCUSED = 8 -}; - -class WXDLLIMPEXP_ADV wxDataViewRendererBase: public wxObject -{ -public: - wxDataViewRendererBase( const wxString &varianttype, - wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, - int alignment = wxDVR_DEFAULT_ALIGNMENT ); - ~wxDataViewRendererBase(); - - virtual bool Validate( wxVariant& WXUNUSED(value) ) - { return true; } - - void SetOwner( wxDataViewColumn *owner ) { m_owner = owner; } - wxDataViewColumn* GetOwner() const { return m_owner; } - - // renderer properties: - - virtual bool SetValue( const wxVariant& WXUNUSED(value) ) = 0; - virtual bool GetValue( wxVariant& WXUNUSED(value) ) const = 0; - - wxString GetVariantType() const { return m_variantType; } - - virtual void SetMode( wxDataViewCellMode mode ) = 0; - virtual wxDataViewCellMode GetMode() const = 0; - - // NOTE: Set/GetAlignment do not take/return a wxAlignment enum but - // rather an "int"; that's because for rendering cells it's allowed - // to combine alignment flags (e.g. wxALIGN_LEFT|wxALIGN_BOTTOM) - virtual void SetAlignment( int align ) = 0; - virtual int GetAlignment() const = 0; - - // in-place editing - virtual bool HasEditorCtrl() const - { return false; } - virtual wxControl* CreateEditorCtrl(wxWindow * WXUNUSED(parent), - wxRect WXUNUSED(labelRect), - const wxVariant& WXUNUSED(value)) - { return NULL; } - virtual bool GetValueFromEditorCtrl(wxControl * WXUNUSED(editor), - wxVariant& WXUNUSED(value)) - { return false; } - - virtual bool StartEditing( const wxDataViewItem &item, wxRect labelRect ); - virtual void CancelEditing(); - virtual bool FinishEditing(); - - wxControl *GetEditorCtrl() { return m_editorCtrl; } - -protected: - wxString m_variantType; - wxDataViewColumn *m_owner; - wxWeakRef m_editorCtrl; - wxDataViewItem m_item; // for m_editorCtrl - - // internal utility: - const wxDataViewCtrl* GetView() const; - -protected: - DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewRendererBase) -}; - -//----------------------------------------------------------------------------- -// wxDataViewIconText -//----------------------------------------------------------------------------- - -class WXDLLIMPEXP_ADV wxDataViewIconText: public wxObject -{ -public: - wxDataViewIconText( const wxString &text = wxEmptyString, const wxIcon& icon = wxNullIcon ) - : m_text(text), m_icon(icon) - { } - wxDataViewIconText( const wxDataViewIconText &other ) - : wxObject() - { m_icon = other.m_icon; m_text = other.m_text; } - - void SetText( const wxString &text ) { m_text = text; } - wxString GetText() const { return m_text; } - void SetIcon( const wxIcon &icon ) { m_icon = icon; } - const wxIcon &GetIcon() const { return m_icon; } - -private: - wxString m_text; - wxIcon m_icon; - -private: - DECLARE_DYNAMIC_CLASS(wxDataViewIconText) -}; - -inline -bool operator==(const wxDataViewIconText& left, const wxDataViewIconText& right) -{ - return left.GetText() == right.GetText() && - left.GetIcon().IsSameAs(right.GetIcon()); -} - -inline -bool operator!=(const wxDataViewIconText& left, const wxDataViewIconText& right) -{ - return !(left == right); -} +// ---------------------------------------------------------------------------- +// wxDataViewRenderer and related classes +// ---------------------------------------------------------------------------- -DECLARE_VARIANT_OBJECT_EXPORTED(wxDataViewIconText, WXDLLIMPEXP_ADV) +#include "wx/dvrenderers.h" // --------------------------------------------------------- // wxDataViewColumnBase @@ -940,12 +883,6 @@ typedef void (wxEvtHandler::*wxDataViewEventFunction)(wxDataViewEvent&); #define EVT_DATAVIEW_ITEM_DROP(id, fn) wx__DECLARE_DATAVIEWEVT(ITEM_DROP, id, fn) #ifdef wxHAS_GENERIC_DATAVIEWCTRL - // this symbol doesn't follow the convention for wxUSE_XXX symbols which - // are normally always defined as either 0 or 1, so its use is deprecated - // and it only exists for backwards compatibility, don't use it any more - // and use wxHAS_GENERIC_DATAVIEWCTRL instead - #define wxUSE_GENERICDATAVIEWCTRL - #include "wx/generic/dataview.h" #elif defined(__WXGTK20__) #include "wx/gtk/dataview.h" @@ -955,60 +892,6 @@ typedef void (wxEvtHandler::*wxDataViewEventFunction)(wxDataViewEvent&); #error "unknown native wxDataViewCtrl implementation" #endif -// ------------------------------------- -// wxDataViewSpinRenderer -// ------------------------------------- - -class WXDLLIMPEXP_ADV wxDataViewSpinRenderer: public wxDataViewCustomRenderer -{ -public: - wxDataViewSpinRenderer( int min, int max, - wxDataViewCellMode mode = wxDATAVIEW_CELL_EDITABLE, - int alignment = wxDVR_DEFAULT_ALIGNMENT ); - virtual bool HasEditorCtrl() const { return true; } - virtual wxControl* CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value ); - virtual bool GetValueFromEditorCtrl( wxControl* editor, wxVariant &value ); - virtual bool Render( wxRect rect, wxDC *dc, int state ); - virtual wxSize GetSize() const; - virtual bool SetValue( const wxVariant &value ); - virtual bool GetValue( wxVariant &value ) const; - -private: - long m_data; - long m_min,m_max; -}; - -#if defined(wxHAS_GENERIC_DATAVIEWCTRL) || defined(__WXOSX_CARBON__) - -// ------------------------------------- -// wxDataViewChoiceRenderer -// ------------------------------------- - -class WXDLLIMPEXP_ADV wxDataViewChoiceRenderer: public wxDataViewCustomRenderer -{ -public: - wxDataViewChoiceRenderer( const wxArrayString &choices, - wxDataViewCellMode mode = wxDATAVIEW_CELL_EDITABLE, - int alignment = wxDVR_DEFAULT_ALIGNMENT ); - virtual bool HasEditorCtrl() const { return true; } - virtual wxControl* CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value ); - virtual bool GetValueFromEditorCtrl( wxControl* editor, wxVariant &value ); - virtual bool Render( wxRect rect, wxDC *dc, int state ); - virtual wxSize GetSize() const; - virtual bool SetValue( const wxVariant &value ); - virtual bool GetValue( wxVariant &value ) const; - -private: - wxArrayString m_choices; - wxString m_data; -}; - -#endif - -// this class is obsolete, its functionality was merged in -// wxDataViewTextRenderer itself now, don't use it any more -#define wxDataViewTextRendererAttr wxDataViewTextRenderer - //----------------------------------------------------------------------------- // wxDataViewListStore //----------------------------------------------------------------------------- @@ -1300,17 +1183,27 @@ public: class WXDLLIMPEXP_ADV wxDataViewTreeCtrl: public wxDataViewCtrl { public: - wxDataViewTreeCtrl(); - wxDataViewTreeCtrl( wxWindow *parent, wxWindowID id, - const wxPoint& pos = wxDefaultPosition, - const wxSize& size = wxDefaultSize, long style = wxDV_NO_HEADER | wxDV_ROW_LINES, - const wxValidator& validator = wxDefaultValidator ); - ~wxDataViewTreeCtrl(); + wxDataViewTreeCtrl() { Init(); } + wxDataViewTreeCtrl(wxWindow *parent, + wxWindowID id, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = wxDV_NO_HEADER | wxDV_ROW_LINES, + const wxValidator& validator = wxDefaultValidator) + { + Init(); - bool Create( wxWindow *parent, wxWindowID id, - const wxPoint& pos = wxDefaultPosition, - const wxSize& size = wxDefaultSize, long style = wxDV_NO_HEADER | wxDV_ROW_LINES, - const wxValidator& validator = wxDefaultValidator ); + Create(parent, id, pos, size, style, validator); + } + + virtual ~wxDataViewTreeCtrl(); + + bool Create(wxWindow *parent, + wxWindowID id, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = wxDV_NO_HEADER | wxDV_ROW_LINES, + const wxValidator& validator = wxDefaultValidator); wxDataViewTreeStore *GetStore() { return (wxDataViewTreeStore*) GetModel(); } @@ -1365,7 +1258,12 @@ public: void OnSize( wxSizeEvent &event ); private: - wxImageList *m_imageList; + void Init() + { + m_imageList = NULL; + } + + wxImageList *m_imageList; private: DECLARE_EVENT_TABLE()