X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5279a24d25b1d865212c838bb25546f79a9106df..f2cc8cbbbd6fffea122a5f8a6f73ac3f524c7283:/include/wx/sizer.h?ds=sidebyside diff --git a/include/wx/sizer.h b/include/wx/sizer.h index 417cb9d981..eeed12325b 100644 --- a/include/wx/sizer.h +++ b/include/wx/sizer.h @@ -1,18 +1,18 @@ ///////////////////////////////////////////////////////////////////////////// // Name: sizer.h -// Purpose: provide wxSizer class for layounting +// Purpose: provide wxSizer class for layout // Author: Robert Roebling and Robin Dunn -// Modified by: -// Created: +// Modified by: Ron Lee +// Created: // RCS-ID: $Id$ -// Copyright: (c) Robin Dunn, Dirk Holtwick and Robert Roebling +// Copyright: (c) Robin Dunn, Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef __WXSIZER_H__ #define __WXSIZER_H__ -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma interface "sizer.h" #endif @@ -34,76 +34,529 @@ class wxBoxSizer; // wxSizerItem //--------------------------------------------------------------------------- -class WXDLLEXPORT wxSizerItem: wxObject +class WXDLLEXPORT wxSizerItem: public wxObject { public: - // spacer - wxSizerItem( int width, int height, int option ) - - // window - wxSizerItem( wxWindow *window, int option ); - - // subsizer - wxSizerItem( wxSizer *sizer, int option ); - - virtual wxSize GetMinSize(); - - bool IsWindow(); - bool IsSizer(); - bool IsSpacer(); - - wxWindow *GetWindow() const - { return m_window; } - wxSizer *GetSizer() const - { return m_sizer; } - int GetOption() const - { return m_option; } - + // spacer + wxSizerItem( int width, + int height, + int proportion, + int flag, + int border, + wxObject* userData); + + // window + wxSizerItem( wxWindow *window, + int proportion, + int flag, + int border, + wxObject* userData ); + + // subsizer + wxSizerItem( wxSizer *sizer, + int proportion, + int flag, + int border, + wxObject* userData ); + + wxSizerItem(); + virtual ~wxSizerItem(); + + virtual void DeleteWindows(); + + // Enable deleting the SizerItem without destroying the contained sizer. + void DetachSizer() + { m_sizer = 0; } + + virtual wxSize GetSize() const; + virtual wxSize CalcMin(); + virtual void SetDimension( wxPoint pos, wxSize size ); + + wxSize GetMinSize() const + { return m_minSize; } + void SetInitSize( int x, int y ) + { m_minSize.x = x; m_minSize.y = y; } + + void SetRatio( int width, int height ) + // if either of dimensions is zero, ratio is assumed to be 1 + // to avoid "divide by zero" errors + { m_ratio = (width && height) ? ((float) width / (float) height) : 1; } + void SetRatio( wxSize size ) + { m_ratio = (size.x && size.y) ? ((float) size.x / (float) size.y) : 1; } + void SetRatio( float ratio ) + { m_ratio = ratio; } + float GetRatio() const + { return m_ratio; } + + bool IsWindow() const; + bool IsSizer() const; + bool IsSpacer() const; + + // Deprecated in 2.6, use {G,S}etProportion instead. + wxDEPRECATED( void SetOption( int option ) ); + wxDEPRECATED( int GetOption() const ); + + void SetProportion( int proportion ) + { m_proportion = proportion; } + int GetProportion() const + { return m_proportion; } + void SetFlag( int flag ) + { m_flag = flag; } + int GetFlag() const + { return m_flag; } + void SetBorder( int border ) + { m_border = border; } + int GetBorder() const + { return m_border; } + + wxWindow *GetWindow() const + { return m_window; } + void SetWindow( wxWindow *window ) + { m_window = window; m_minSize = window->GetSize(); } + wxSizer *GetSizer() const + { return m_sizer; } + void SetSizer( wxSizer *sizer ) + { m_sizer = sizer; } + const wxSize &GetSpacer() const + { return m_size; } + void SetSpacer( const wxSize &size ) + { m_size = size; m_minSize = size; } + + void Show ( bool show ); + bool IsShown() const + { return m_show; } + + wxObject* GetUserData() const + { return m_userData; } + wxPoint GetPosition() const + { return m_pos; } + +protected: + wxWindow *m_window; + wxSizer *m_sizer; + wxSize m_size; + wxPoint m_pos; + wxSize m_minSize; + int m_proportion; + int m_border; + int m_flag; + + // If true, then this item is considered in the layout + // calculation. Otherwise, it is skipped over. + bool m_show; + + // Aspect ratio can always be calculated from m_size, + // but this would cause precision loss when the window + // is shrunk. It is safer to preserve the initial value. + float m_ratio; + + wxObject *m_userData; + private: - wxWindow *m_window; - wxSizer *m_sizer; - wxSize m_minSize; - int m_option; -} + DECLARE_CLASS(wxSizerItem) + DECLARE_NO_COPY_CLASS(wxSizerItem) +}; + +WX_DECLARE_EXPORTED_LIST( wxSizerItem, wxSizerItemList ); + //--------------------------------------------------------------------------- // wxSizer //--------------------------------------------------------------------------- -class WXDLLEXPORT wxSizer: wxObject +class WXDLLEXPORT wxSizer: public wxObject, public wxClientDataContainer +{ +public: + wxSizer(); + ~wxSizer(); + + /* These should be called Append() really. */ + virtual void Add( wxWindow *window, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + virtual void Add( wxSizer *sizer, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + virtual void Add( int width, + int height, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + virtual void Add( wxSizerItem *item ); + + virtual void Insert( size_t index, + wxWindow *window, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + virtual void Insert( size_t index, + wxSizer *sizer, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + virtual void Insert( size_t index, + int width, + int height, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + virtual void Insert( size_t index, + wxSizerItem *item ); + + virtual void Prepend( wxWindow *window, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + virtual void Prepend( wxSizer *sizer, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + virtual void Prepend( int width, + int height, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + virtual void Prepend( wxSizerItem *item ); + + // Deprecated in 2.6 since historically it does not delete the window, + // use Detach instead. + wxDEPRECATED( virtual bool Remove( wxWindow *window ) ); + virtual bool Remove( wxSizer *sizer ); + virtual bool Remove( int index ); + + virtual bool Detach( wxWindow *window ); + virtual bool Detach( wxSizer *sizer ); + virtual bool Detach( int index ); + + virtual void Clear( bool delete_windows = false ); + virtual void DeleteWindows(); + + void SetMinSize( int width, int height ) + { DoSetMinSize( width, height ); } + void SetMinSize( wxSize size ) + { DoSetMinSize( size.x, size.y ); } + + /* Searches recursively */ + bool SetItemMinSize( wxWindow *window, int width, int height ) + { return DoSetItemMinSize( window, width, height ); } + bool SetItemMinSize( wxWindow *window, wxSize size ) + { return DoSetItemMinSize( window, size.x, size.y ); } + + /* Searches recursively */ + bool SetItemMinSize( wxSizer *sizer, int width, int height ) + { return DoSetItemMinSize( sizer, width, height ); } + bool SetItemMinSize( wxSizer *sizer, wxSize size ) + { return DoSetItemMinSize( sizer, size.x, size.y ); } + + bool SetItemMinSize( size_t index, int width, int height ) + { return DoSetItemMinSize( index, width, height ); } + bool SetItemMinSize( size_t index, wxSize size ) + { return DoSetItemMinSize( index, size.x, size.y ); } + + wxSize GetSize() const + { return m_size; } + wxPoint GetPosition() const + { return m_position; } + + /* Calculate the minimal size or return m_minSize if bigger. */ + wxSize GetMinSize(); + + virtual void RecalcSizes() = 0; + virtual wxSize CalcMin() = 0; + + virtual void Layout(); + + wxSize Fit( wxWindow *window ); + void FitInside( wxWindow *window ); + void SetSizeHints( wxWindow *window ); + void SetVirtualSizeHints( wxWindow *window ); + + wxSizerItemList& GetChildren() + { return m_children; } + + void SetDimension( int x, int y, int width, int height ); + + // Manage whether individual scene items are considered + // in the layout calculations or not. + void Show( wxWindow *window, bool show = true ); + void Show( wxSizer *sizer, bool show = true ); + void Show( size_t index, bool show = true ); + + void Hide( wxSizer *sizer ) + { Show( sizer, false ); } + void Hide( wxWindow *window ) + { Show( window, false ); } + void Hide( size_t index ) + { Show( index, false ); } + + bool IsShown( wxWindow *window ) const; + bool IsShown( wxSizer *sizer ) const; + bool IsShown( size_t index ) const; + + // Recursively call wxWindow::Show () on all sizer items. + void ShowItems (bool show); + +protected: + wxSize m_size; + wxSize m_minSize; + wxPoint m_position; + wxSizerItemList m_children; + + wxSize GetMaxWindowSize( wxWindow *window ) const; + wxSize GetMinWindowSize( wxWindow *window ); + wxSize GetMaxClientSize( wxWindow *window ) const; + wxSize GetMinClientSize( wxWindow *window ); + wxSize FitSize( wxWindow *window ); + wxSize VirtualFitSize( wxWindow *window ); + + virtual void DoSetMinSize( int width, int height ); + virtual bool DoSetItemMinSize( wxWindow *window, int width, int height ); + virtual bool DoSetItemMinSize( wxSizer *sizer, int width, int height ); + virtual bool DoSetItemMinSize( size_t index, int width, int height ); + +private: + DECLARE_CLASS(wxSizer) +}; + +//--------------------------------------------------------------------------- +// wxGridSizer +//--------------------------------------------------------------------------- + +class WXDLLEXPORT wxGridSizer: public wxSizer { public: - wxSizer() - ~wxSizer() - - virtual void Add( wxWindow *window, int option = 0 ); - virtual void Add( wxSizer *sizer, int option = 0 ); - virtual void Add( int width, int height, int option = 0 ); - - void SetDimension( int x, int y, int width, int height ) - { DoSetDimension( x, y, width, height ); } - - wxSize GetSize() - { return m_size; } - wxPoint GetPosition() - { return m_position; } - wxSize GetMinSize() - { return CalcMin(); } - - virtual void RecalcSizes() = 0; - virtual wxSize CalcMin() = 0; - - void Fit( wxWindow *window ); - void SetSizeHints( wxWindow *window ); - + wxGridSizer( int rows, int cols, int vgap, int hgap ); + wxGridSizer( int cols, int vgap = 0, int hgap = 0 ); + + virtual void RecalcSizes(); + virtual wxSize CalcMin(); + + void SetCols( int cols ) { m_cols = cols; } + void SetRows( int rows ) { m_rows = rows; } + void SetVGap( int gap ) { m_vgap = gap; } + void SetHGap( int gap ) { m_hgap = gap; } + int GetCols() const { return m_cols; } + int GetRows() const { return m_rows; } + int GetVGap() const { return m_vgap; } + int GetHGap() const { return m_hgap; } + +protected: + int m_rows; + int m_cols; + int m_vgap; + int m_hgap; + + // return the number of total items and the number of columns and rows + int CalcRowsCols(int& rows, int& cols) const; + + void SetItemBounds( wxSizerItem *item, int x, int y, int w, int h ); + private: - wxSize m_size; - wxPoint m_position; - wxList m_children; - - wxSize GetMinWindowSize( wxWindow *window ); - virtual void DoSetDimension( int x, int y, int width, int height ); -} + DECLARE_CLASS(wxGridSizer) +}; + +//--------------------------------------------------------------------------- +// wxFlexGridSizer +//--------------------------------------------------------------------------- + +// the bevaiour for resizing wxFlexGridSizer cells in the "non-flexible" +// direction +enum wxFlexSizerGrowMode +{ + // don't resize the cells in non-flexible direction at all + wxFLEX_GROWMODE_NONE, + + // uniformly resize only the specified ones (default) + wxFLEX_GROWMODE_SPECIFIED, + + // uniformly resize all cells + wxFLEX_GROWMODE_ALL +}; + +class WXDLLEXPORT wxFlexGridSizer: public wxGridSizer +{ +public: + // ctors/dtor + wxFlexGridSizer( int rows, int cols, int vgap, int hgap ); + wxFlexGridSizer( int cols, int vgap = 0, int hgap = 0 ); + virtual ~wxFlexGridSizer(); + + + // set the rows/columns which will grow (the others will remain of the + // constant initial size) + void AddGrowableRow( size_t idx, int proportion = 0 ); + void RemoveGrowableRow( size_t idx ); + void AddGrowableCol( size_t idx, int proportion = 0 ); + void RemoveGrowableCol( size_t idx ); + + + // the sizer cells may grow in both directions, not grow at all or only + // grow in one direction but not the other + + // the direction may be wxVERTICAL, wxHORIZONTAL or wxBOTH (default) + void SetFlexibleDirection(int direction) { m_flexDirection = direction; } + int GetFlexibleDirection() const { return m_flexDirection; } + + // note that the grow mode only applies to the direction which is not + // flexible + void SetNonFlexibleGrowMode(wxFlexSizerGrowMode mode) { m_growMode = mode; } + wxFlexSizerGrowMode GetNonFlexibleGrowMode() const { return m_growMode; } + + // Read-only access to the row heights and col widths arrays + const wxArrayInt& GetRowHeights() const { return m_rowHeights; } + const wxArrayInt& GetColWidths() const { return m_colWidths; } + + // implementation + virtual void RecalcSizes(); + virtual wxSize CalcMin(); + +protected: + void AdjustForFlexDirection(); + void AdjustForGrowables(const wxSize& sz, const wxSize& minsz, + int nrows, int ncols); + + // the heights/widths of all rows/columns + wxArrayInt m_rowHeights, + m_colWidths; + + // indices of the growable columns and rows + wxArrayInt m_growableRows, + m_growableCols; + + // proportion values of the corresponding growable rows and columns + wxArrayInt m_growableRowsProportions, + m_growableColsProportions; + + // parameters describing whether the growable cells should be resized in + // both directions or only one + int m_flexDirection; + wxFlexSizerGrowMode m_growMode; + +private: + DECLARE_CLASS(wxFlexGridSizer) + DECLARE_NO_COPY_CLASS(wxFlexGridSizer) +}; + +//--------------------------------------------------------------------------- +// wxBoxSizer +//--------------------------------------------------------------------------- + +class WXDLLEXPORT wxBoxSizer: public wxSizer +{ +public: + wxBoxSizer( int orient ); + + void RecalcSizes(); + wxSize CalcMin(); + + int GetOrientation() const + { return m_orient; } + + void SetOrientation(int orient) + { m_orient = orient; } + +protected: + int m_orient; + int m_stretchable; + int m_minWidth; + int m_minHeight; + int m_fixedWidth; + int m_fixedHeight; + +private: + DECLARE_CLASS(wxBoxSizer) +}; + +//--------------------------------------------------------------------------- +// wxStaticBoxSizer +//--------------------------------------------------------------------------- + +#if wxUSE_STATBOX + +class WXDLLEXPORT wxStaticBox; + +class WXDLLEXPORT wxStaticBoxSizer: public wxBoxSizer +{ +public: + wxStaticBoxSizer( wxStaticBox *box, int orient ); + + void RecalcSizes(); + wxSize CalcMin(); + + wxStaticBox *GetStaticBox() const + { return m_staticBox; } + +protected: + wxStaticBox *m_staticBox; + +private: + DECLARE_CLASS(wxStaticBoxSizer) + DECLARE_NO_COPY_CLASS(wxStaticBoxSizer) +}; + +#endif // wxUSE_STATBOX + +// ---------------------------------------------------------------------------- +// wxBookCtrlSizer +// ---------------------------------------------------------------------------- + +#if wxUSE_BOOKCTRL + +// this sizer works with wxNotebook/wxListbook/... and sizes the control to +// fit its pages +class WXDLLEXPORT wxBookCtrl; + +class WXDLLEXPORT wxBookCtrlSizer : public wxSizer +{ +public: + wxBookCtrlSizer(wxBookCtrl *bookctrl); + + virtual void RecalcSizes(); + virtual wxSize CalcMin(); + + wxBookCtrl *GetControl() const { return m_bookctrl; } + +protected: + wxBookCtrl *m_bookctrl; + +private: + DECLARE_CLASS(wxBookCtrlSizer) + DECLARE_NO_COPY_CLASS(wxBookCtrlSizer) +}; + + +#if wxUSE_NOTEBOOK + +// before wxBookCtrl we only had wxNotebookSizer, keep it for backwards +// compatibility +class WXDLLEXPORT wxNotebook; + +class WXDLLEXPORT wxNotebookSizer : public wxBookCtrlSizer +{ +public: + wxNotebookSizer(wxNotebook *nb); + + wxNotebook *GetNotebook() const { return (wxNotebook *)m_bookctrl; } + +private: + DECLARE_CLASS(wxNotebookSizer) + DECLARE_NO_COPY_CLASS(wxNotebookSizer) +}; + +#endif // wxUSE_NOTEBOOK + +#endif // wxUSE_BOOKCTRL + +#endif // __WXSIZER_H__ -#endif - // __WXSIZER_H__