X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ba763a45d85d8b70326da65895b7753f86fc3ea3..05c3f0fc73d9124061c08e3d707b4e3d6bab4ff4:/include/wx/sizer.h?ds=inline diff --git a/include/wx/sizer.h b/include/wx/sizer.h index 665a26b5dd..9b84741354 100644 --- a/include/wx/sizer.h +++ b/include/wx/sizer.h @@ -2,7 +2,7 @@ // Name: sizer.h // 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, Robert Roebling @@ -18,33 +18,120 @@ #include "wx/defs.h" +#include "wx/button.h" #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; -//--------------------------------------------------------------------------- -// wxSizerItem -//--------------------------------------------------------------------------- -class WXDLLEXPORT wxSizerItem: public wxObject +// ---------------------------------------------------------------------------- +// wxSizerFlags: flags used for an item in the sizer +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxSizerFlags { public: - // spacer - wxSizerItem( int width, - int height, - int proportion, - int flag, - int border, - wxObject* userData); + // 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& Left() { return Align(wxALIGN_LEFT); } + wxSizerFlags& Right() { return Align(wxALIGN_RIGHT); } + + + 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; +}; + + +// ---------------------------------------------------------------------------- +// wxSizerSpacer: used by wxSizerItem to represent a spacer +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxSizerSpacer +{ +public: + wxSizerSpacer(const wxSize& size) : m_size(size), m_isShown(true) { } + + void SetSize(const wxSize& size) { m_size = size; } + const wxSize& GetSize() const { return m_size; } + void Show(bool show) { m_isShown = show; } + bool IsShown() const { return m_isShown; } + +private: + // the size, in pixel + wxSize m_size; + + // is the spacer currently shown? + bool m_isShown; +}; + +// ---------------------------------------------------------------------------- +// wxSizerItem +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxSizerItem : public wxObject +{ +public: // window wxSizerItem( wxWindow *window, int proportion, @@ -52,6 +139,14 @@ public: int border, wxObject* userData ); + // window with flags + wxSizerItem(wxWindow *window, const wxSizerFlags& flags) + { + Init(flags); + + SetWindow(window); + } + // subsizer wxSizerItem( wxSizer *sizer, int proportion, @@ -59,14 +154,37 @@ public: int border, wxObject* userData ); + // sizer with flags + wxSizerItem(wxSizer *sizer, const wxSizerFlags& flags) + { + Init(flags); + + SetSizer(sizer); + } + + // spacer + wxSizerItem( int width, + int height, + int proportion, + int flag, + int border, + wxObject* userData); + + // spacer with flags + wxSizerItem(int width, int height, const wxSizerFlags& flags) + { + Init(flags); + + SetSpacer(width, height); + } + wxSizerItem(); virtual ~wxSizerItem(); virtual void DeleteWindows(); // Enable deleting the SizerItem without destroying the contained sizer. - void DetachSizer() - { m_sizer = 0; } + void DetachSizer() { m_sizer = NULL; } virtual wxSize GetSize() const; virtual wxSize CalcMin(); @@ -77,29 +195,32 @@ public: wxSize GetMinSizeWithBorder() const; void SetMinSize(const wxSize& size) - { - if (IsWindow()) m_window->SetMinSize(size); - m_minSize = size; - } + { + if ( IsWindow() ) + m_window->SetMinSize(size); + m_minSize = size; + } void SetMinSize( int x, int y ) - { SetMinSize(wxSize(x, y)); } + { SetMinSize(wxSize(x, y)); } void SetInitSize( int x, int y ) { SetMinSize(wxSize(x, 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 + // if either of dimensions is zero, ratio is assumed to be 1 + // to avoid "divide by zero" errors + void SetRatio(int width, int height) { 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 ) + void SetRatio(const wxSize& size) + { SetRatio(size.x, size.y); } + void SetRatio(float ratio) { m_ratio = ratio; } float GetRatio() const { return m_ratio; } - bool IsWindow() const; - bool IsSizer() const; - bool IsSpacer() const; + virtual wxRect GetRect() { return m_rect; } + + bool IsWindow() const { return m_kind == Item_Window; } + bool IsSizer() const { return m_kind == Item_Sizer; } + bool IsSpacer() const { return m_kind == Item_Spacer; } // Deprecated in 2.6, use {G,S}etProportion instead. wxDEPRECATED( void SetOption( int option ) ); @@ -119,40 +240,56 @@ public: { return m_border; } wxWindow *GetWindow() const - { return m_window; } - void SetWindow( wxWindow *window ) - { m_window = window; m_minSize = window->GetSize(); } + { return m_kind == Item_Window ? m_window : NULL; } 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; } + { return m_kind == Item_Sizer ? m_sizer : NULL; } + wxSize GetSpacer() const; - void Show ( bool show ); - bool IsShown() const - { return m_show; } + void Show(bool show); + bool IsShown() const; wxObject* GetUserData() const { return m_userData; } wxPoint GetPosition() const { return m_pos; } + + // these functions do not free old sizer/spacer + void SetWindow(wxWindow *window); + void SetSizer(wxSizer *sizer); + void SetSpacer(const wxSize& size); + void SetSpacer(int width, int height) { SetSpacer(wxSize(width, height)); } + protected: - wxWindow *m_window; - wxSizer *m_sizer; - wxSize m_size; + // common part of several ctors + void Init() { m_userData = NULL; } + + // common part of ctors taking wxSizerFlags + void Init(const wxSizerFlags& flags); + + enum + { + Item_None, + Item_Window, + Item_Sizer, + Item_Spacer, + Item_Max + } m_kind; + union + { + wxWindow *m_window; + wxSizer *m_sizer; + wxSizerSpacer *m_spacer; + }; + 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; + // on screen rectangle of this item (not including borders) + wxRect m_rect; // Aspect ratio can always be calculated from m_size, // but this would cause precision loss when the window @@ -179,64 +316,84 @@ 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 ); + // methods for adding elements to the sizer: there are Add/Insert/Prepend + // overloads for each of window/sizer/spacer/wxSizerItem + inline wxSizerItem* Add( wxWindow *window, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline wxSizerItem* Add( wxSizer *sizer, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline wxSizerItem* Add( int width, + int height, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline wxSizerItem* Add( wxWindow *window, const wxSizerFlags& flags ); + inline wxSizerItem* Add( wxSizer *sizer, const wxSizerFlags& flags ); + inline wxSizerItem* Add( wxSizerItem *item ); + + inline wxSizerItem* AddSpacer(int size); + inline wxSizerItem* AddStretchSpacer(int prop = 1); + + inline wxSizerItem* Insert( size_t index, + wxWindow *window, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline wxSizerItem* Insert( size_t index, + wxSizer *sizer, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline wxSizerItem* Insert( size_t index, + int width, + int height, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline wxSizerItem* Insert( size_t index, + wxWindow *window, + const wxSizerFlags& flags ); + inline wxSizerItem* Insert( size_t index, + wxSizer *sizer, + const wxSizerFlags& flags ); + virtual wxSizerItem* Insert( size_t index, wxSizerItem *item ); + + inline wxSizerItem* InsertSpacer(size_t index, int size); + inline wxSizerItem* InsertStretchSpacer(size_t index, int prop = 1); + + inline wxSizerItem* Prepend( wxWindow *window, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline wxSizerItem* Prepend( wxSizer *sizer, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline wxSizerItem* Prepend( int width, + int height, + int proportion = 0, + int flag = 0, + int border = 0, + wxObject* userData = NULL ); + inline wxSizerItem* Prepend( wxWindow *window, const wxSizerFlags& flags ); + inline wxSizerItem* Prepend( wxSizer *sizer, const wxSizerFlags& flags ); + inline wxSizerItem* Prepend( wxSizerItem *item ); + + inline wxSizerItem* PrependSpacer(int size); + inline wxSizerItem* PrependStretchSpacer(int prop = 1); + // Deprecated in 2.6 since historically it does not delete the window, // use Detach instead. @@ -256,13 +413,13 @@ public: void SetMinSize( wxSize size ) { DoSetMinSize( size.x, size.y ); } - /* Searches recursively */ + // 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 */ + // Searches recursively bool SetItemMinSize( wxSizer *sizer, int width, int height ) { return DoSetItemMinSize( sizer, width, height ); } bool SetItemMinSize( wxSizer *sizer, wxSize size ) @@ -278,7 +435,7 @@ public: wxPoint GetPosition() const { return m_position; } - /* Calculate the minimal size or return m_minSize if bigger. */ + // Calculate the minimal size or return m_minSize if bigger. wxSize GetMinSize(); virtual void RecalcSizes() = 0; @@ -296,18 +453,22 @@ public: void SetDimension( int x, int y, int width, int height ); + wxSizerItem* GetItem( wxWindow *window, bool recursive = false ); + wxSizerItem* GetItem( wxSizer *sizer, bool recursive = false ); + wxSizerItem* GetItem( size_t index ); + // 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; @@ -316,11 +477,15 @@ public: // Recursively call wxWindow::Show () on all sizer items. virtual void ShowItems (bool show); + void Show(bool show) { m_isShown = show; } + bool IsShown() const { return m_isShown; } + protected: wxSize m_size; wxSize m_minSize; wxPoint m_position; wxSizerItemList m_children; + bool m_isShown; wxSize GetMaxWindowSize( wxWindow *window ) const; wxSize GetMinWindowSize( wxWindow *window ); @@ -425,7 +590,7 @@ public: // 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(); @@ -434,7 +599,7 @@ 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; @@ -501,7 +666,8 @@ class WXDLLEXPORT wxStaticBox; class WXDLLEXPORT wxStaticBoxSizer: public wxBoxSizer { public: - wxStaticBoxSizer( wxStaticBox *box, int orient ); + wxStaticBoxSizer(wxStaticBox *box, int orient); + wxStaticBoxSizer(int orient, wxWindow *win, const wxString& label = wxEmptyString); void RecalcSizes(); wxSize CalcMin(); @@ -522,10 +688,57 @@ private: #endif // wxUSE_STATBOX +#if wxUSE_BUTTON + +class WXDLLEXPORT wxStdDialogButtonSizer: public wxBoxSizer +{ +public: + // Constructor just creates a new wxBoxSizer, not much else. + // Box sizer orientation is automatically determined here: + // vertical for PDAs, horizontal for everything else? + wxStdDialogButtonSizer(); + + // Checks button ID against system IDs and sets one of the pointers below + // to this button. Does not do any sizer-related things here. + void AddButton(wxButton *button); + + // Use these if no standard ID can/should be used + void SetAffirmativeButton( wxButton *button ); + void SetNegativeButton( wxButton *button ); + void SetCancelButton( wxButton *button ); + + // All platform-specific code here, checks which buttons exist and add + // them to the sizer accordingly. + // Note - one potential hack on Mac we could use here, + // if m_buttonAffirmative is wxID_SAVE then ensure wxID_SAVE + // is set to _("Save") and m_buttonNegative is set to _("Don't Save") + // I wouldn't add any other hacks like that into here, + // but this one I can see being useful. + void Realize(); + + wxButton *GetAffirmativeButton() const { return m_buttonAffirmative; } + wxButton *GetApplyButton() const { return m_buttonApply; } + wxButton *GetNegativeButton() const { return m_buttonNegative; } + wxButton *GetCancelButton() const { return m_buttonCancel; } + wxButton *GetHelpButton() const { return m_buttonHelp; } + +protected: + wxButton *m_buttonAffirmative; // wxID_OK, wxID_YES, wxID_SAVE go here + wxButton *m_buttonApply; + wxButton *m_buttonNegative; // wxID_NO + wxButton *m_buttonCancel; + wxButton *m_buttonHelp; + +private: + DECLARE_CLASS(wxStdDialogButtonSizer) + DECLARE_NO_COPY_CLASS(wxStdDialogButtonSizer) +}; + +#endif // wxUSE_BUTTON #if WXWIN_COMPATIBILITY_2_4 // NB: wxBookCtrlSizer and wxNotebookSizer are deprecated, they -// don't do anything. wxBookCtrl::DoGetBestSize does the job now. +// don't do anything. wxBookCtrlBase::DoGetBestSize does the job now. // ---------------------------------------------------------------------------- // wxBookCtrlSizer @@ -535,24 +748,24 @@ private: // this sizer works with wxNotebook/wxListbook/... and sizes the control to // fit its pages -class WXDLLEXPORT wxBookCtrl; +class WXDLLEXPORT wxBookCtrlBase; class WXDLLEXPORT wxBookCtrlSizer : public wxSizer { public: - wxDEPRECATED( wxBookCtrlSizer(wxBookCtrl *bookctrl) ); + wxDEPRECATED( wxBookCtrlSizer(wxBookCtrlBase *bookctrl) ); + + wxBookCtrlBase *GetControl() const { return m_bookctrl; } - wxBookCtrl *GetControl() const { return m_bookctrl; } - virtual void RecalcSizes(); virtual wxSize CalcMin(); protected: // this protected ctor lets us mark the real one above as deprecated - // and still has warning-free build of the library itself: + // and still have warning-free build of the library itself: wxBookCtrlSizer() {} - - wxBookCtrl *m_bookctrl; + + wxBookCtrlBase *m_bookctrl; private: DECLARE_CLASS(wxBookCtrlSizer) @@ -562,7 +775,7 @@ private: #if wxUSE_NOTEBOOK -// before wxBookCtrl we only had wxNotebookSizer, keep it for backwards +// before wxBookCtrlBase we only had wxNotebookSizer, keep it for backwards // compatibility class WXDLLEXPORT wxNotebook; @@ -584,6 +797,164 @@ private: #endif // WXWIN_COMPATIBILITY_2_4 +// ---------------------------------------------------------------------------- +// inline functions implementation +// ---------------------------------------------------------------------------- + +inline wxSizerItem* +wxSizer::Add( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) +{ + return Add( new wxSizerItem( window, proportion, flag, border, userData ) ); +} + +inline wxSizerItem* +wxSizer::Add( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData ) +{ + return Add( new wxSizerItem( sizer, proportion, flag, border, userData ) ); +} + +inline wxSizerItem* +wxSizer::Add( int width, int height, int proportion, int flag, int border, wxObject* userData ) +{ + return Add( new wxSizerItem( width, height, proportion, flag, border, userData ) ); +} + +inline wxSizerItem* +wxSizer::Add( wxWindow *window, const wxSizerFlags& flags ) +{ + return Add( new wxSizerItem(window, flags) ); +} + +inline wxSizerItem* +wxSizer::Add( wxSizer *sizer, const wxSizerFlags& flags ) +{ + return Add( new wxSizerItem(sizer, flags) ); +} + +inline wxSizerItem* +wxSizer::Add( wxSizerItem *item ) +{ + return Insert( m_children.GetCount(), item ); +} + +inline wxSizerItem* +wxSizer::AddSpacer(int size) +{ + return Add(size, size); +} + +inline wxSizerItem* +wxSizer::AddStretchSpacer(int prop) +{ + return Add(0, 0, prop); +} + +inline wxSizerItem* +wxSizer::Prepend( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) +{ + return Prepend( new wxSizerItem( window, proportion, flag, border, userData ) ); +} + +inline wxSizerItem* +wxSizer::Prepend( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData ) +{ + return Prepend( new wxSizerItem( sizer, proportion, flag, border, userData ) ); +} + +inline wxSizerItem* +wxSizer::Prepend( int width, int height, int proportion, int flag, int border, wxObject* userData ) +{ + return Prepend( new wxSizerItem( width, height, proportion, flag, border, userData ) ); +} + +inline wxSizerItem* +wxSizer::Prepend( wxSizerItem *item ) +{ + return Insert( 0, item ); +} + +inline wxSizerItem* +wxSizer::PrependSpacer(int size) +{ + return Prepend(size, size); +} + +inline wxSizerItem* +wxSizer::PrependStretchSpacer(int prop) +{ + return Prepend(0, 0, prop); +} + +inline wxSizerItem* +wxSizer::Prepend( wxWindow *window, const wxSizerFlags& flags ) +{ + return Prepend( new wxSizerItem(window, flags) ); +} + +inline wxSizerItem* +wxSizer::Prepend( wxSizer *sizer, const wxSizerFlags& flags ) +{ + return Prepend( new wxSizerItem(sizer, flags) ); +} + +inline wxSizerItem* +wxSizer::Insert( size_t index, + wxWindow *window, + int proportion, + int flag, + int border, + wxObject* userData ) +{ + return Insert( index, new wxSizerItem( window, proportion, flag, border, userData ) ); +} + +inline wxSizerItem* +wxSizer::Insert( size_t index, + wxSizer *sizer, + int proportion, + int flag, + int border, + wxObject* userData ) +{ + return Insert( index, new wxSizerItem( sizer, proportion, flag, border, userData ) ); +} + +inline wxSizerItem* +wxSizer::Insert( size_t index, + int width, + int height, + int proportion, + int flag, + int border, + wxObject* userData ) +{ + return Insert( index, new wxSizerItem( width, height, proportion, flag, border, userData ) ); +} + +inline wxSizerItem* +wxSizer::Insert( size_t index, wxWindow *window, const wxSizerFlags& flags ) +{ + return Insert( index, new wxSizerItem(window, flags) ); +} + +inline wxSizerItem* +wxSizer::Insert( size_t index, wxSizer *sizer, const wxSizerFlags& flags ) +{ + return Insert( index, new wxSizerItem(sizer, flags) ); +} + +inline wxSizerItem* +wxSizer::InsertSpacer(size_t index, int size) +{ + return Insert(index, size, size); +} + +inline wxSizerItem* +wxSizer::InsertStretchSpacer(size_t index, int prop) +{ + return Insert(index, 0, 0, prop); +} + #endif // __WXSIZER_H__