X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9cbee2ceee1150b41465d7e7684b186791a032ee..7e548f6b13a27eee6f2740d922cab636f0b305e0:/include/wx/sizer.h diff --git a/include/wx/sizer.h b/include/wx/sizer.h index 5d04854407..4023dfa87f 100644 --- a/include/wx/sizer.h +++ b/include/wx/sizer.h @@ -1,19 +1,18 @@ ///////////////////////////////////////////////////////////////////////////// // Name: sizer.h -// Purpose: provide wxSizer class for layouting +// Purpose: provide wxSizer class for layout // Author: Robert Roebling and Robin Dunn -// Modified by: Ron Lee +// Modified by: Ron Lee, Vadim Zeitlin (wxSizerFlags) // Created: // RCS-ID: $Id$ -// Copyright: (c) Robin Dunn, Dirk Holtwick and Robert Roebling -// (c) 2003, Ron Lee +// Copyright: (c) Robin Dunn, Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef __WXSIZER_H__ #define __WXSIZER_H__ -#if defined(__GNUG__) && !defined(__APPLE__) +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma interface "sizer.h" #endif @@ -22,14 +21,83 @@ #include "wx/window.h" #include "wx/frame.h" #include "wx/dialog.h" +#include "wx/bookctrl.h" //--------------------------------------------------------------------------- // classes //--------------------------------------------------------------------------- -class wxSizerItem; -class wxSizer; -class wxBoxSizer; +class WXDLLEXPORT wxSizerItem; +class WXDLLEXPORT wxSizer; +class WXDLLEXPORT wxBoxSizer; + + +// ---------------------------------------------------------------------------- +// wxSizerFlags: flags used for an item in the sizer +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxSizerFlags +{ +public: + // construct the flags object initialized with the given proportion (0 by + // default) + wxSizerFlags(int proportion = 0) : m_proportion(proportion) + { + m_flags = 0; + m_borderInPixels = 0; + } + + // setters for all sizer flags, they all return the object itself so that + // calls to them can be chained + + wxSizerFlags& Proportion(int proportion) + { + m_proportion = proportion; + return *this; + } + + wxSizerFlags& Align(int alignment) // combination of wxAlignment values + { + m_flags &= wxALL; + m_flags |= alignment; + + return *this; + } + + // some shortcuts for Align() + wxSizerFlags& Expand() { return Align(wxEXPAND); } + wxSizerFlags& Centre() { return Align(wxCENTRE); } + wxSizerFlags& Center() { return Centre(); } + + + wxSizerFlags& Border(int direction, int borderInPixels) + { + m_flags &= ~wxALL; + m_flags |= direction; + + m_borderInPixels = borderInPixels; + + return *this; + } + + wxSizerFlags& Border(int direction = wxALL) + { + // FIXME: default border size shouldn't be hardcoded + return Border(direction, 5); + } + + + // accessors for wxSizer only + int GetProportion() const { return m_proportion; } + int GetFlags() const { return m_flags; } + int GetBorderInPixels() const { return m_borderInPixels; } + +private: + int m_proportion; + int m_flags; + int m_borderInPixels; +}; + //--------------------------------------------------------------------------- // wxSizerItem @@ -38,13 +106,21 @@ class wxBoxSizer; class WXDLLEXPORT wxSizerItem: public wxObject { public: - // spacer - wxSizerItem( int width, - int height, - int proportion, - int flag, - int border, - wxObject* userData); + // window with flags + wxSizerItem(wxWindow *window, const wxSizerFlags& flags) + { + Init(flags); + + m_window = window; + } + + // sizer with flags + wxSizerItem(wxSizer *sizer, const wxSizerFlags& flags) + { + Init(flags); + + m_sizer = sizer; + } // window wxSizerItem( wxWindow *window, @@ -60,8 +136,17 @@ public: int border, wxObject* userData ); - ~wxSizerItem(); - + // spacer + wxSizerItem( int width, + int height, + int proportion, + int flag, + int border, + wxObject* userData); + + wxSizerItem(); + virtual ~wxSizerItem(); + virtual void DeleteWindows(); // Enable deleting the SizerItem without destroying the contained sizer. @@ -74,8 +159,17 @@ public: wxSize GetMinSize() const { return m_minSize; } + wxSize GetMinSizeWithBorder() const; + + void SetMinSize(const wxSize& size) + { + if (IsWindow()) m_window->SetMinSize(size); + m_minSize = size; + } + void SetMinSize( int x, int y ) + { SetMinSize(wxSize(x, y)); } void SetInitSize( int x, int y ) - { m_minSize.x = x; m_minSize.y = y; } + { SetMinSize(wxSize(x, y)); } void SetRatio( int width, int height ) // if either of dimensions is zero, ratio is assumed to be 1 @@ -112,7 +206,7 @@ public: wxWindow *GetWindow() const { return m_window; } void SetWindow( wxWindow *window ) - { m_window = window; } + { m_window = window; m_minSize = window->GetSize(); } wxSizer *GetSizer() const { return m_sizer; } void SetSizer( wxSizer *sizer ) @@ -132,6 +226,13 @@ public: { return m_pos; } protected: + // common part of several ctors + void Init(); + + // common part of ctors taking wxSizerFlags + void Init(const wxSizerFlags& flags); + + wxWindow *m_window; wxSizer *m_sizer; wxSize m_size; @@ -142,7 +243,7 @@ protected: int m_flag; // If true, then this item is considered in the layout - // calculation. Otherwise, it is skipped over. + // calculation. Otherwise, it is skipped over. bool m_show; // Aspect ratio can always be calculated from m_size, @@ -153,7 +254,7 @@ protected: wxObject *m_userData; private: - DECLARE_CLASS(wxSizerItem); + DECLARE_CLASS(wxSizerItem) DECLARE_NO_COPY_CLASS(wxSizerItem) }; @@ -170,76 +271,96 @@ 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, + // methods for adding elements to the sizer: there are Add/Insert/Prepend + // overloads for each of window/sizer/spacer/wxSizerItem + inline void Add( wxWindow *window, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline void Add( wxSizer *sizer, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline void Add( int width, + int height, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline void Add( wxWindow *window, const wxSizerFlags& flags ); + inline void Add( wxSizer *sizer, const wxSizerFlags& flags ); + inline void Add( wxSizerItem *item ); + + inline void AddSpacer(int size); + inline void AddStretchSpacer(int prop = 1); + + inline void Insert( size_t index, + wxWindow *window, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline void Insert( size_t index, + wxSizer *sizer, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline void Insert( size_t index, + int width, + int height, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline void Insert( size_t index, + wxWindow *window, + const wxSizerFlags& flags ); + inline void Insert( size_t index, + wxSizer *sizer, + const wxSizerFlags& flags ); + virtual void Insert( size_t index, wxSizerItem *item ); + + inline void InsertSpacer(size_t index, int size); + inline void InsertStretchSpacer(size_t index, int prop = 1); + + inline void Prepend( wxWindow *window, int proportion = 0, int flag = 0, int border = 0, wxObject* userData = NULL ); - virtual void Insert( size_t index, - wxSizer *sizer, + inline void Prepend( wxSizer *sizer, int proportion = 0, int flag = 0, int border = 0, wxObject* userData = NULL ); - virtual void Insert( size_t index, - int width, + inline void Prepend( 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 ); + inline void Prepend( wxWindow *window, const wxSizerFlags& flags ); + inline void Prepend( wxSizer *sizer, const wxSizerFlags& flags ); + inline void Prepend( wxSizerItem *item ); + + inline void PrependSpacer(int size); + inline void PrependStretchSpacer(int prop = 1); + // 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( size_t index ); + virtual bool Remove( int index ); virtual bool Detach( wxWindow *window ); virtual bool Detach( wxSizer *sizer ); - virtual bool Detach( size_t index ); + virtual bool Detach( int index ); - virtual void Clear( bool delete_windows=false ); + virtual void Clear( bool delete_windows = false ); virtual void DeleteWindows(); void SetMinSize( int width, int height ) @@ -289,23 +410,23 @@ public: // 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 ); + bool Show( wxWindow *window, bool show = true, bool recursive = false ); + bool Show( wxSizer *sizer, bool show = true, bool recursive = false ); + bool 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 Hide( wxSizer *sizer, bool recursive = false ) + { return Show( sizer, false, recursive ); } + bool Hide( wxWindow *window, bool recursive = false ) + { return Show( window, false, recursive ); } + bool Hide( size_t index ) + { return 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); + virtual void ShowItems (bool show); protected: wxSize m_size; @@ -326,7 +447,7 @@ protected: virtual bool DoSetItemMinSize( size_t index, int width, int height ); private: - DECLARE_CLASS(wxSizer); + DECLARE_CLASS(wxSizer) }; //--------------------------------------------------------------------------- @@ -339,8 +460,8 @@ public: wxGridSizer( int rows, int cols, int vgap, int hgap ); wxGridSizer( int cols, int vgap = 0, int hgap = 0 ); - void RecalcSizes(); - wxSize CalcMin(); + virtual void RecalcSizes(); + virtual wxSize CalcMin(); void SetCols( int cols ) { m_cols = cols; } void SetRows( int rows ) { m_rows = rows; } @@ -363,38 +484,91 @@ protected: void SetItemBounds( wxSizerItem *item, int x, int y, int w, int h ); private: - DECLARE_CLASS(wxGridSizer); + 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 ); - ~wxFlexGridSizer(); + virtual ~wxFlexGridSizer(); - void RecalcSizes(); - wxSize CalcMin(); - void AddGrowableRow( size_t idx ); + // 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 ); + 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: - int *m_rowHeights; - int *m_colWidths; - wxArrayInt m_growableRows; - wxArrayInt m_growableCols; + 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; - void CreateArrays(); + // saves CalcMin result to optimize RecalcSizes + wxSize m_calculatedMinSize; private: - DECLARE_CLASS(wxFlexGridSizer); + DECLARE_CLASS(wxFlexGridSizer) DECLARE_NO_COPY_CLASS(wxFlexGridSizer) }; @@ -425,7 +599,7 @@ protected: int m_fixedHeight; private: - DECLARE_CLASS(wxBoxSizer); + DECLARE_CLASS(wxBoxSizer) }; //--------------------------------------------------------------------------- @@ -447,45 +621,239 @@ public: wxStaticBox *GetStaticBox() const { return m_staticBox; } + // override to hide/show the static box as well + virtual void ShowItems (bool show); + protected: wxStaticBox *m_staticBox; private: - DECLARE_CLASS(wxStaticBoxSizer); + DECLARE_CLASS(wxStaticBoxSizer) DECLARE_NO_COPY_CLASS(wxStaticBoxSizer) }; #endif // wxUSE_STATBOX -//--------------------------------------------------------------------------- -// wxNotebookSizer -//--------------------------------------------------------------------------- -#if wxUSE_NOTEBOOK +#if WXWIN_COMPATIBILITY_2_4 +// NB: wxBookCtrlSizer and wxNotebookSizer are deprecated, they +// don't do anything. wxBookCtrl::DoGetBestSize does the job now. -class WXDLLEXPORT wxNotebook; +// ---------------------------------------------------------------------------- +// wxBookCtrlSizer +// ---------------------------------------------------------------------------- -class WXDLLEXPORT wxNotebookSizer: public wxSizer +#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: - wxNotebookSizer( wxNotebook *nb ); + wxDEPRECATED( wxBookCtrlSizer(wxBookCtrl *bookctrl) ); - void RecalcSizes(); - wxSize CalcMin(); + wxBookCtrl *GetControl() const { return m_bookctrl; } - wxNotebook *GetNotebook() const - { return m_notebook; } + virtual void RecalcSizes(); + virtual wxSize CalcMin(); protected: - wxNotebook *m_notebook; + // this protected ctor lets us mark the real one above as deprecated + // and still have warning-free build of the library itself: + wxBookCtrlSizer() {} + + wxBookCtrl *m_bookctrl; private: - DECLARE_CLASS(wxNotebookSizer); + 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: + wxDEPRECATED( 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 // WXWIN_COMPATIBILITY_2_4 + +// ---------------------------------------------------------------------------- +// inline functions implementation +// ---------------------------------------------------------------------------- + +inline void +wxSizer::Add( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) +{ + Add( new wxSizerItem( window, proportion, flag, border, userData ) ); +} + +inline void +wxSizer::Add( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData ) +{ + Add( new wxSizerItem( sizer, proportion, flag, border, userData ) ); +} + +inline void +wxSizer::Add( int width, int height, int proportion, int flag, int border, wxObject* userData ) +{ + Add( new wxSizerItem( width, height, proportion, flag, border, userData ) ); +} + +inline void +wxSizer::Add( wxWindow *window, const wxSizerFlags& flags ) +{ + Add( new wxSizerItem(window, flags) ); +} + +inline void +wxSizer::Add( wxSizer *sizer, const wxSizerFlags& flags ) +{ + Add( new wxSizerItem(sizer, flags) ); +} + +inline void +wxSizer::Add( wxSizerItem *item ) +{ + Insert( m_children.GetCount(), item ); +} + +inline void +wxSizer::AddSpacer(int size) +{ + Add(size, size); +} + +inline void +wxSizer::AddStretchSpacer(int prop) +{ + Add(0, 0, prop); +} + +inline void +wxSizer::Prepend( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) +{ + Prepend( new wxSizerItem( window, proportion, flag, border, userData ) ); +} + +inline void +wxSizer::Prepend( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData ) +{ + Prepend( new wxSizerItem( sizer, proportion, flag, border, userData ) ); +} + +inline void +wxSizer::Prepend( int width, int height, int proportion, int flag, int border, wxObject* userData ) +{ + Prepend( new wxSizerItem( width, height, proportion, flag, border, userData ) ); +} + +inline void +wxSizer::Prepend( wxSizerItem *item ) +{ + Insert( 0, item ); +} + +inline void +wxSizer::PrependSpacer(int size) +{ + Prepend(size, size); +} + +inline void +wxSizer::PrependStretchSpacer(int prop) +{ + Prepend(0, 0, prop); +} + +inline void +wxSizer::Prepend( wxWindow *window, const wxSizerFlags& flags ) +{ + Prepend( new wxSizerItem(window, flags) ); +} + +inline void +wxSizer::Prepend( wxSizer *sizer, const wxSizerFlags& flags ) +{ + Prepend( new wxSizerItem(sizer, flags) ); +} + +inline void +wxSizer::Insert( size_t index, + wxWindow *window, + int proportion, + int flag, + int border, + wxObject* userData ) +{ + Insert( index, new wxSizerItem( window, proportion, flag, border, userData ) ); +} + +inline void +wxSizer::Insert( size_t index, + wxSizer *sizer, + int proportion, + int flag, + int border, + wxObject* userData ) +{ + Insert( index, new wxSizerItem( sizer, proportion, flag, border, userData ) ); +} + +inline void +wxSizer::Insert( size_t index, + int width, + int height, + int proportion, + int flag, + int border, + wxObject* userData ) +{ + Insert( index, new wxSizerItem( width, height, proportion, flag, border, userData ) ); +} + +inline void +wxSizer::Insert( size_t index, wxWindow *window, const wxSizerFlags& flags ) +{ + Insert( index, new wxSizerItem(window, flags) ); +} + +inline void +wxSizer::Insert( size_t index, wxSizer *sizer, const wxSizerFlags& flags ) +{ + Insert( index, new wxSizerItem(sizer, flags) ); +} + +inline void +wxSizer::InsertSpacer(size_t index, int size) +{ + Insert(index, size, size); +} + +inline void +wxSizer::InsertStretchSpacer(size_t index, int prop) +{ + Insert(index, 0, 0, prop); +} + + +#endif // __WXSIZER_H__ -#endif - // __WXSIZER_H__