/////////////////////////////////////////////////////////////////////////////
-// Name: sizer.h
+// Name: wx/sizer.h
// Purpose: provide wxSizer class for layout
// Author: Robert Roebling and Robin Dunn
// Modified by: Ron Lee, Vadim Zeitlin (wxSizerFlags)
// classes
//---------------------------------------------------------------------------
-class WXDLLEXPORT wxButton;
-class WXDLLEXPORT wxBoxSizer;
-class WXDLLEXPORT wxSizerItem;
-class WXDLLEXPORT wxSizer;
+class WXDLLIMPEXP_FWD_CORE wxButton;
+class WXDLLIMPEXP_FWD_CORE wxBoxSizer;
+class WXDLLIMPEXP_FWD_CORE wxSizerItem;
+class WXDLLIMPEXP_FWD_CORE wxSizer;
#ifndef wxUSE_BORDER_BY_DEFAULT
#ifdef __SMARTPHONE__
}
// some shortcuts for Align()
- wxSizerFlags& Centre() { return Align(wxCENTRE); }
+ wxSizerFlags& Centre() { return Align(wxALIGN_CENTRE); }
wxSizerFlags& Center() { return Centre(); }
+ wxSizerFlags& Top() { return Align(wxALIGN_TOP); }
wxSizerFlags& Left() { return Align(wxALIGN_LEFT); }
wxSizerFlags& Right() { return Align(wxALIGN_RIGHT); }
+ wxSizerFlags& Bottom() { return Align(wxALIGN_BOTTOM); }
// default border size used by Border() below
static int GetDefaultBorder()
#endif
}
+ // setters for the others flags
+ wxSizerFlags& Shaped()
+ {
+ m_flags |= wxSHAPED;
+
+ return *this;
+ }
+
+ wxSizerFlags& FixedMinSize()
+ {
+ m_flags |= wxFIXED_MINSIZE;
+
+ return *this;
+ }
+
// accessors for wxSizer only
int GetProportion() const { return m_proportion; }
int GetFlags() const { return m_flags; }
{
Init(flags);
- SetWindow(window);
+ DoSetWindow(window);
}
// subsizer
{
Init(flags);
- SetSizer(sizer);
+ DoSetSizer(sizer);
}
// spacer
{
Init(flags);
- SetSpacer(width, height);
+ DoSetSpacer(wxSize(width, height));
}
wxSizerItem();
virtual wxRect GetRect() { return m_rect; }
+ // set a sizer item id (different from a window id, all sizer items,
+ // including spacers, can have an associated id)
+ void SetId(int id) { m_id = id; }
+ int GetId() const { return m_id; }
+
bool IsWindow() const { return m_kind == Item_Window; }
bool IsSizer() const { return m_kind == Item_Sizer; }
bool IsSpacer() const { return m_kind == Item_Spacer; }
wxPoint GetPosition() const
{ return m_pos; }
+ // Called once the first component of an item has been decided. This is
+ // used in algorithms that depend on knowing the size in one direction
+ // before the min size in the other direction can be known.
+ // Returns true if it made use of the information (and min size was changed).
+ bool InformFirstDirection( int direction, int size, int availableOtherDir=-1 );
+
+ // these functions delete the current contents of the item if it's a sizer
+ // or a spacer but not if it is a window
+ void AssignWindow(wxWindow *window)
+ {
+ Free();
+ DoSetWindow(window);
+ }
- // 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)); }
+ void AssignSizer(wxSizer *sizer)
+ {
+ Free();
+ DoSetSizer(sizer);
+ }
+
+ void AssignSpacer(const wxSize& size)
+ {
+ Free();
+ DoSetSpacer(size);
+ }
+
+ void AssignSpacer(int w, int h) { AssignSpacer(wxSize(w, h)); }
+
+#if WXWIN_COMPATIBILITY_2_8
+ // these functions do not free the old sizer/spacer and so can easily
+ // provoke the memory leaks and so shouldn't be used, use Assign() instead
+ wxDEPRECATED( void SetWindow(wxWindow *window) );
+ wxDEPRECATED( void SetSizer(wxSizer *sizer) );
+ wxDEPRECATED( void SetSpacer(const wxSize& size) );
+ wxDEPRECATED( void SetSpacer(int width, int height) );
+#endif // WXWIN_COMPATIBILITY_2_8
protected:
// common part of several ctors
- void Init() { m_userData = NULL; }
+ void Init() { m_userData = NULL; m_kind = Item_None; }
// common part of ctors taking wxSizerFlags
void Init(const wxSizerFlags& flags);
+ // free current contents
+ void Free();
+
+ // common parts of Set/AssignXXX()
+ void DoSetWindow(wxWindow *window);
+ void DoSetSizer(wxSizer *sizer);
+ void DoSetSpacer(const wxSize& size);
// discriminated union: depending on m_kind one of the fields is valid
enum
int m_proportion;
int m_border;
int m_flag;
+ int m_id;
// on screen rectangle of this item (not including borders)
wxRect m_rect;
wxObject* userData = NULL);
wxSizerItem* Add( wxWindow *window, const wxSizerFlags& flags);
wxSizerItem* Add( wxSizer *sizer, const wxSizerFlags& flags);
+ wxSizerItem* Add( int width, int height, const wxSizerFlags& flags);
wxSizerItem* Add( wxSizerItem *item);
wxSizerItem* AddSpacer(int size);
wxSizerItem* Insert(size_t index,
wxSizer *sizer,
const wxSizerFlags& flags);
+ wxSizerItem* Insert(size_t index,
+ int width,
+ int height,
+ const wxSizerFlags& flags);
virtual wxSizerItem* Insert( size_t index, wxSizerItem *item);
wxSizerItem* InsertSpacer(size_t index, int size);
wxObject* userData = NULL);
wxSizerItem* Prepend(wxWindow *window, const wxSizerFlags& flags);
wxSizerItem* Prepend(wxSizer *sizer, const wxSizerFlags& flags);
+ wxSizerItem* Prepend(int width, int height, const wxSizerFlags& flags);
wxSizerItem* Prepend(wxSizerItem *item);
wxSizerItem* PrependSpacer(int size);
wxSizerItem* PrependStretchSpacer(int prop = 1);
// set (or possibly unset if window is NULL) or get the window this sizer
- // is used in
+ // is used in
void SetContainingWindow(wxWindow *window);
wxWindow *GetContainingWindow() const { return m_containingWindow; }
virtual bool Detach( wxSizer *sizer );
virtual bool Detach( int index );
- virtual bool Replace( wxWindow *oldwin, wxWindow *newwin, bool recursive = false );
- virtual bool Replace( wxSizer *oldsz, wxSizer *newsz, bool recursive = false );
- virtual bool Replace( size_t index, wxSizerItem *newitem );
+ virtual bool Replace( wxWindow *oldwin, wxWindow *newwin, bool recursive = false );
+ virtual bool Replace( wxSizer *oldsz, wxSizer *newsz, bool recursive = false );
+ virtual bool Replace( size_t index, wxSizerItem *newitem );
virtual void Clear( bool delete_windows = false );
virtual void DeleteWindows();
+ // Inform sizer about the first direction that has been decided (by parent item)
+ // Returns true if it made use of the informtion (and recalculated min size)
+ virtual bool InformFirstDirection( int WXUNUSED(direction), int WXUNUSED(size), int WXUNUSED(availableOtherDir) )
+ { return false; }
+
void SetMinSize( int width, int height )
{ DoSetMinSize( width, height ); }
void SetMinSize( const wxSize& size )
// Calculate the minimal size or return m_minSize if bigger.
wxSize GetMinSize();
- virtual void RecalcSizes() = 0;
+ // These virtual functions are used by the layout algorithm: first
+ // CalcMin() is called to calculate the minimal size of the sizer and
+ // prepare for laying it out and then RecalcSizes() is called to really
+ // update all the sizer items
virtual wxSize CalcMin() = 0;
+ virtual void RecalcSizes() = 0;
virtual void Layout();
wxSize Fit( wxWindow *window );
void FitInside( wxWindow *window );
void SetSizeHints( wxWindow *window );
- void SetVirtualSizeHints( wxWindow *window );
+#if WXWIN_COMPATIBILITY_2_8
+ // This only calls FitInside() since 2.9
+ wxDEPRECATED( void SetVirtualSizeHints( wxWindow *window ) );
+#endif
wxSizerItemList& GetChildren()
{ return m_children; }
+ const wxSizerItemList& GetChildren() const
+ { return m_children; }
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 );
+ wxSizerItem* GetItemById( int id, bool recursive = false );
// Manage whether individual scene items are considered
// in the layout calculations or not.
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 );
protected:
void AdjustForFlexDirection();
- void AdjustForGrowables(const wxSize& sz, const wxSize& minsz,
- int nrows, int ncols);
+ void AdjustForGrowables(const wxSize& sz);
+ void FindWidthsAndHeights(int nrows, int ncols);
// the heights/widths of all rows/columns
wxArrayInt m_rowHeights,
class WXDLLEXPORT wxBoxSizer: public wxSizer
{
public:
- wxBoxSizer( int orient );
+ wxBoxSizer(int orient)
+ {
+ m_orient = orient;
+ m_totalProportion = 0;
- void RecalcSizes();
- wxSize CalcMin();
+ wxASSERT_MSG( m_orient == wxHORIZONTAL || m_orient == wxVERTICAL,
+ _T("invalid value for wxBoxSizer orientation") );
+ }
+
+ int GetOrientation() const { return m_orient; }
+
+ bool IsVertical() const { return m_orient == wxVERTICAL; }
- int GetOrientation() const
- { return m_orient; }
+ void SetOrientation(int orient) { m_orient = orient; }
- void SetOrientation(int orient)
- { m_orient = orient; }
+ // implementation of our resizing logic
+ virtual wxSize CalcMin();
+ virtual void RecalcSizes();
protected:
+ // helpers for our code: this returns the component of the given wxSize in
+ // the direction of the sizer and in the other direction, respectively
+ int GetSizeInMajorDir(const wxSize& sz) const
+ {
+ return m_orient == wxHORIZONTAL ? sz.x : sz.y;
+ }
+
+ int& SizeInMajorDir(wxSize& sz)
+ {
+ return m_orient == wxHORIZONTAL ? sz.x : sz.y;
+ }
+
+ int& PosInMajorDir(wxPoint& pt)
+ {
+ return m_orient == wxHORIZONTAL ? pt.x : pt.y;
+ }
+
+ int GetSizeInMinorDir(const wxSize& sz) const
+ {
+ return m_orient == wxHORIZONTAL ? sz.y : sz.x;
+ }
+
+ int& SizeInMinorDir(wxSize& sz)
+ {
+ return m_orient == wxHORIZONTAL ? sz.y : sz.x;
+ }
+
+ int& PosInMinorDir(wxPoint& pt)
+ {
+ return m_orient == wxHORIZONTAL ? pt.y : pt.x;
+ }
+
+ // another helper: creates wxSize from major and minor components
+ wxSize SizeFromMajorMinor(int major, int minor) const
+ {
+ if ( m_orient == wxHORIZONTAL )
+ {
+ return wxSize(major, minor);
+ }
+ else // wxVERTICAL
+ {
+ return wxSize(minor, major);
+ }
+ }
+
+
+ // either wxHORIZONTAL or wxVERTICAL
int m_orient;
- int m_stretchable;
- int m_minWidth;
- int m_minHeight;
- int m_fixedWidth;
- int m_fixedHeight;
+
+ // the sum of proportion of all of our elements
+ int m_totalProportion;
+
+ // the minimal size needed for this sizer as calculated by the last call to
+ // our CalcMin()
+ wxSize m_minSize;
private:
DECLARE_CLASS(wxBoxSizer)
};
+//---------------------------------------------------------------------------
+// wxWrapSizer - A box sizer that can wrap items on several lines when
+// widths exceed available width.
+//---------------------------------------------------------------------------
+
+// Borrow unused flag value
+#define wxEXTEND_LAST_ON_EACH_LINE wxFULL_REPAINT_ON_RESIZE
+
+class WXDLLEXPORT wxWrapSizer: public wxBoxSizer
+{
+public:
+ wxWrapSizer( int orient=wxHORIZONTAL, int flags=wxEXTEND_LAST_ON_EACH_LINE );
+ virtual ~wxWrapSizer();
+
+ virtual void RecalcSizes();
+ virtual wxSize CalcMin();
+
+ virtual bool InformFirstDirection( int direction, int size, int availableOtherDir );
+
+protected:
+ int m_prim_size_last; // Size in primary direction last time
+ int m_n_line; // Number of lines
+ wxBoxSizer m_rows; // Rows of items
+ int m_flags;
+
+ void AdjustPropLastItem(wxSizer *psz, wxSizerItem *itemLast);
+
+ DECLARE_DYNAMIC_CLASS(wxWrapSizer)
+};
+
//---------------------------------------------------------------------------
// wxStaticBoxSizer
//---------------------------------------------------------------------------
#if wxUSE_STATBOX
-class WXDLLEXPORT wxStaticBox;
+class WXDLLIMPEXP_FWD_CORE wxStaticBox;
class WXDLLEXPORT wxStaticBoxSizer: public wxBoxSizer
{
protected:
wxButton *m_buttonAffirmative; // wxID_OK, wxID_YES, wxID_SAVE go here
- wxButton *m_buttonApply;
+ wxButton *m_buttonApply; // wxID_APPLY
wxButton *m_buttonNegative; // wxID_NO
- wxButton *m_buttonCancel;
- wxButton *m_buttonHelp;
+ wxButton *m_buttonCancel; // wxID_CANCEL, wxID_CLOSE
+ wxButton *m_buttonHelp; // wxID_HELP, wxID_CONTEXT_HELP
private:
DECLARE_CLASS(wxStdDialogButtonSizer)
#endif // wxUSE_BUTTON
-#if WXWIN_COMPATIBILITY_2_4
-// NB: wxBookCtrlSizer and wxNotebookSizer are deprecated, they
-// don't do anything. wxBookCtrlBase::DoGetBestSize does the job now.
// ----------------------------------------------------------------------------
-// wxBookCtrlSizer
+// inline functions implementation
// ----------------------------------------------------------------------------
-#if wxUSE_BOOKCTRL
+#if WXWIN_COMPATIBILITY_2_8
-// this sizer works with wxNotebook/wxListbook/... and sizes the control to
-// fit its pages
-class WXDLLEXPORT wxBookCtrlBase;
-
-class WXDLLEXPORT wxBookCtrlSizer : public wxSizer
+inline void wxSizerItem::SetWindow(wxWindow *window)
{
-public:
-#if WXWIN_COMPATIBILITY_2_6
- wxDEPRECATED( wxBookCtrlSizer(wxBookCtrlBase *bookctrl) );
-#endif // WXWIN_COMPATIBILITY_2_6
-
- wxBookCtrlBase *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 have warning-free build of the library itself:
- wxBookCtrlSizer() {}
-
- wxBookCtrlBase *m_bookctrl;
-
-private:
- DECLARE_CLASS(wxBookCtrlSizer)
- DECLARE_NO_COPY_CLASS(wxBookCtrlSizer)
-};
-
-
-#if wxUSE_NOTEBOOK
-
-// before wxBookCtrlBase we only had wxNotebookSizer, keep it for backwards
-// compatibility
-class WXDLLEXPORT wxNotebook;
+ DoSetWindow(window);
+}
-class WXDLLEXPORT wxNotebookSizer : public wxBookCtrlSizer
+inline void wxSizerItem::SetSizer(wxSizer *sizer)
{
-public:
-#if WXWIN_COMPATIBILITY_2_6
- wxDEPRECATED( wxNotebookSizer(wxNotebook *nb) );
-#endif // WXWIN_COMPATIBILITY_2_6
-
- wxNotebook *GetNotebook() const { return (wxNotebook *)m_bookctrl; }
-
-private:
- DECLARE_CLASS(wxNotebookSizer)
- DECLARE_NO_COPY_CLASS(wxNotebookSizer)
-};
+ DoSetSizer(sizer);
+}
-#endif // wxUSE_NOTEBOOK
+inline void wxSizerItem::SetSpacer(const wxSize& size)
+{
+ DoSetSpacer(size);
+}
-#endif // wxUSE_BOOKCTRL
+inline void wxSizerItem::SetSpacer(int width, int height)
+{
+ DoSetSpacer(wxSize(width, height));
+}
-#endif // WXWIN_COMPATIBILITY_2_4
+#endif // WXWIN_COMPATIBILITY_2_8
-// ----------------------------------------------------------------------------
-// inline functions implementation
-// ----------------------------------------------------------------------------
inline wxSizerItem*
wxSizer::Add( wxSizerItem *item )
return Add( new wxSizerItem(sizer, flags) );
}
+inline wxSizerItem*
+wxSizer::Add( int width, int height, const wxSizerFlags& flags )
+{
+ return Add( new wxSizerItem(width, height, flags) );
+}
+
inline wxSizerItem*
wxSizer::AddSpacer(int size)
{
return Prepend( new wxSizerItem(sizer, flags) );
}
+inline wxSizerItem*
+wxSizer::Prepend( int width, int height, const wxSizerFlags& flags )
+{
+ return Prepend( new wxSizerItem(width, height, flags) );
+}
+
inline wxSizerItem*
wxSizer::Insert( size_t index,
wxWindow *window,
return Insert( index, new wxSizerItem(sizer, flags) );
}
+inline wxSizerItem*
+wxSizer::Insert( size_t index, int width, int height, const wxSizerFlags& flags )
+{
+ return Insert( index, new wxSizerItem(width, height, flags) );
+}
+
inline wxSizerItem*
wxSizer::InsertSpacer(size_t index, int size)
{
return Insert(index, 0, 0, prop);
}
-
#endif // __WXSIZER_H__
-
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