/////////////////////////////////////////////////////////////////////////////
-// Name: sizer.h
-// Purpose: provide wxSizer class for layouting
+// Name: wx/sizer.h
+// Purpose: provide wxSizer class for layout
// Author: Robert Roebling and Robin Dunn
-// Modified by:
+// Modified by: Ron Lee, Vadim Zeitlin (wxSizerFlags)
// 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__
-#pragma interface "sizer.h"
-#endif
-
#include "wx/defs.h"
#include "wx/window.h"
-#include "wx/frame.h"
-#include "wx/dialog.h"
//---------------------------------------------------------------------------
// classes
//---------------------------------------------------------------------------
-class wxSizerItem;
-class wxSizer;
-class wxBoxSizer;
+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__
+ // no borders by default on limited size screen
+ #define wxUSE_BORDER_BY_DEFAULT 0
+ #else
+ #define wxUSE_BORDER_BY_DEFAULT 1
+ #endif
+#endif
-//---------------------------------------------------------------------------
-// wxSizerItem
-//---------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// wxSizerFlags: flags used for an item in the sizer
+// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxSizerItem: public wxObject
+class WXDLLIMPEXP_CORE wxSizerFlags
{
public:
- // spacer
- wxSizerItem( int width, int height, int option, 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& Expand()
+ {
+ m_flags |= wxEXPAND;
+ return *this;
+ }
+
+ // notice that Align() replaces the current alignment flags, use specific
+ // methods below such as Top(), Left() &c if you want to set just the
+ // vertical or horizontal alignment
+ wxSizerFlags& Align(int alignment) // combination of wxAlignment values
+ {
+ m_flags &= ~wxALIGN_MASK;
+ m_flags |= alignment;
+
+ return *this;
+ }
+
+ // some shortcuts for Align()
+ wxSizerFlags& Centre() { return Align(wxALIGN_CENTRE); }
+ wxSizerFlags& Center() { return Centre(); }
+
+ wxSizerFlags& Top()
+ {
+ m_flags &= ~(wxALIGN_BOTTOM | wxALIGN_CENTRE_VERTICAL);
+ return *this;
+ }
+
+ wxSizerFlags& Left()
+ {
+ m_flags &= ~(wxALIGN_RIGHT | wxALIGN_CENTRE_HORIZONTAL);
+ return *this;
+ }
+
+ wxSizerFlags& Right()
+ {
+ m_flags = (m_flags & ~wxALIGN_CENTRE_HORIZONTAL) | wxALIGN_RIGHT;
+ return *this;
+ }
+
+ wxSizerFlags& Bottom()
+ {
+ m_flags = (m_flags & ~wxALIGN_CENTRE_VERTICAL) | wxALIGN_BOTTOM;
+ return *this;
+ }
+
+
+ // default border size used by Border() below
+ static int GetDefaultBorder()
+ {
+#if wxUSE_BORDER_BY_DEFAULT
+ #ifdef __WXGTK20__
+ // GNOME HIG says to use 6px as the base unit:
+ // http://library.gnome.org/devel/hig-book/stable/design-window.html.en
+ return 6;
+ #else
+ // FIXME: default border size shouldn't be hardcoded and at the very
+ // least they should depend on the current font size
+ return 5;
+ #endif
+#else
+ return 0;
+#endif
+ }
+
+
+ wxSizerFlags& Border(int direction, int borderInPixels)
+ {
+ m_flags &= ~wxALL;
+ m_flags |= direction;
+
+ m_borderInPixels = borderInPixels;
+
+ return *this;
+ }
+
+ wxSizerFlags& Border(int direction = wxALL)
+ {
+#if wxUSE_BORDER_BY_DEFAULT
+ return Border(direction, GetDefaultBorder());
+#else
+ // no borders by default on limited size screen
+ wxUnusedVar(direction);
+
+ return *this;
+#endif
+ }
+
+ wxSizerFlags& DoubleBorder(int direction = wxALL)
+ {
+#if wxUSE_BORDER_BY_DEFAULT
+ return Border(direction, 2*GetDefaultBorder());
+#else
+ wxUnusedVar(direction);
+
+ return *this;
+#endif
+ }
+
+ wxSizerFlags& TripleBorder(int direction = wxALL)
+ {
+#if wxUSE_BORDER_BY_DEFAULT
+ return Border(direction, 3*GetDefaultBorder());
+#else
+ wxUnusedVar(direction);
+
+ return *this;
+#endif
+ }
+
+ wxSizerFlags& HorzBorder()
+ {
+#if wxUSE_BORDER_BY_DEFAULT
+ return Border(wxLEFT | wxRIGHT, GetDefaultBorder());
+#else
+ return *this;
+#endif
+ }
+
+ wxSizerFlags& DoubleHorzBorder()
+ {
+#if wxUSE_BORDER_BY_DEFAULT
+ return Border(wxLEFT | wxRIGHT, 2*GetDefaultBorder());
+#else
+ return *this;
+#endif
+ }
+
+ // setters for the others flags
+ wxSizerFlags& Shaped()
+ {
+ m_flags |= wxSHAPED;
+
+ return *this;
+ }
+ wxSizerFlags& FixedMinSize()
+ {
+ m_flags |= wxFIXED_MINSIZE;
+
+ return *this;
+ }
+
+ // makes the item ignore window's visibility status
+ wxSizerFlags& ReserveSpaceEvenIfHidden()
+ {
+ m_flags |= wxRESERVE_SPACE_EVEN_IF_HIDDEN;
+ return *this;
+ }
+
+ // 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 WXDLLIMPEXP_CORE 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 WXDLLIMPEXP_CORE wxSizerItem : public wxObject
+{
+public:
// window
- wxSizerItem( wxWindow *window, int option, int flag, int border, wxObject* userData );
+ wxSizerItem( wxWindow *window,
+ int proportion=0,
+ int flag=0,
+ int border=0,
+ wxObject* userData=NULL );
+
+ // window with flags
+ wxSizerItem(wxWindow *window, const wxSizerFlags& flags)
+ {
+ Init(flags);
+
+ DoSetWindow(window);
+ }
// subsizer
- wxSizerItem( wxSizer *sizer, int option, int flag, int border, wxObject* userData );
+ wxSizerItem( wxSizer *sizer,
+ int proportion=0,
+ int flag=0,
+ int border=0,
+ wxObject* userData=NULL );
+
+ // sizer with flags
+ wxSizerItem(wxSizer *sizer, const wxSizerFlags& flags)
+ {
+ Init(flags);
- ~wxSizerItem();
+ DoSetSizer(sizer);
+ }
- virtual wxSize GetSize();
+ // spacer
+ wxSizerItem( int width,
+ int height,
+ int proportion=0,
+ int flag=0,
+ int border=0,
+ wxObject* userData=NULL);
+
+ // spacer with flags
+ wxSizerItem(int width, int height, const wxSizerFlags& flags)
+ {
+ Init(flags);
+
+ DoSetSpacer(wxSize(width, height));
+ }
+
+ wxSizerItem();
+ virtual ~wxSizerItem();
+
+ virtual void DeleteWindows();
+
+ // Enable deleting the SizerItem without destroying the contained sizer.
+ void DetachSizer() { m_sizer = NULL; }
+
+ virtual wxSize GetSize() const;
virtual wxSize CalcMin();
- virtual void SetDimension( wxPoint pos, wxSize size );
+ virtual void SetDimension( const wxPoint& pos, const wxSize& size );
- wxSize GetMinSize()
+ 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 )
+ { 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();
- bool IsSizer();
- bool IsSpacer();
+ virtual wxRect GetRect() { return m_rect; }
- void SetInitSize( int x, int y )
- { m_minSize.x = x; m_minSize.y = y; }
- void SetOption( int option )
- { m_option = option; }
+ // 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; }
+
+#if WXWIN_COMPATIBILITY_2_6
+ // Deprecated in 2.6, use {G,S}etProportion instead.
+ wxDEPRECATED( void SetOption( int option ) );
+ wxDEPRECATED( int GetOption() const );
+#endif // WXWIN_COMPATIBILITY_2_6
+
+ 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; }
+ { return m_kind == Item_Window ? m_window : NULL; }
wxSizer *GetSizer() const
- { return m_sizer; }
- void SetSizer( wxSizer *sizer )
- { m_sizer = sizer; }
- int GetOption() const
- { return m_option; }
- int GetFlag() const
- { return m_flag; }
- int GetBorder() const
- { return m_border; }
- wxObject* GetUserData()
+ { return m_kind == Item_Sizer ? m_sizer : NULL; }
+ wxSize GetSpacer() const;
+
+ // This function behaves obviously for the windows and spacers but for the
+ // sizers it returns true if any sizer element is shown and only returns
+ // false if all of them are hidden. Also, it always returns true if
+ // wxRESERVE_SPACE_EVEN_IF_HIDDEN flag was used.
+ bool IsShown() const;
+
+ void Show(bool show);
+
+ void SetUserData(wxObject* userData)
+ { delete m_userData; m_userData = userData; }
+ wxObject* GetUserData() const
{ return m_userData; }
- wxPoint GetPosition()
+ 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);
+ }
+
+ 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:
- wxWindow *m_window;
- wxSizer *m_sizer;
- wxSize m_size;
+ // common part of several ctors
+ 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
+ {
+ 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_option;
+ int m_proportion;
int m_border;
int m_flag;
- // als: aspect ratio can always be calculated from m_size,
- // but this would cause precision loss when the window
- // is shrinked. it is safer to preserve initial value.
+ int m_id;
+
+ // 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
+ // is shrunk. It is safer to preserve the initial value.
float m_ratio;
+
wxObject *m_userData;
private:
- DECLARE_CLASS(wxSizerItem);
+ DECLARE_CLASS(wxSizerItem)
+ wxDECLARE_NO_COPY_CLASS(wxSizerItem);
};
+WX_DECLARE_EXPORTED_LIST( wxSizerItem, wxSizerItemList );
+
+
//---------------------------------------------------------------------------
// wxSizer
//---------------------------------------------------------------------------
-class WXDLLEXPORT wxSizer: public wxObject, public wxClientDataContainer
+class WXDLLIMPEXP_CORE wxSizer: public wxObject, public wxClientDataContainer
{
public:
- wxSizer();
- ~wxSizer();
+ wxSizer() { m_containingWindow = NULL; }
+ virtual ~wxSizer();
+
+ // methods for adding elements to the sizer: there are Add/Insert/Prepend
+ // overloads for each of window/sizer/spacer/wxSizerItem
+ wxSizerItem* Add(wxWindow *window,
+ int proportion = 0,
+ int flag = 0,
+ int border = 0,
+ wxObject* userData = NULL);
+ wxSizerItem* Add(wxSizer *sizer,
+ int proportion = 0,
+ int flag = 0,
+ int border = 0,
+ wxObject* userData = NULL);
+ wxSizerItem* Add(int width,
+ int height,
+ int proportion = 0,
+ int flag = 0,
+ int border = 0,
+ 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);
+
+ virtual wxSizerItem *AddSpacer(int size);
+ wxSizerItem* AddStretchSpacer(int prop = 1);
+
+ wxSizerItem* Insert(size_t index,
+ wxWindow *window,
+ int proportion = 0,
+ int flag = 0,
+ int border = 0,
+ wxObject* userData = NULL);
+ wxSizerItem* Insert(size_t index,
+ wxSizer *sizer,
+ int proportion = 0,
+ int flag = 0,
+ int border = 0,
+ wxObject* userData = NULL);
+ wxSizerItem* Insert(size_t index,
+ int width,
+ int height,
+ int proportion = 0,
+ int flag = 0,
+ int border = 0,
+ wxObject* userData = NULL);
+ wxSizerItem* Insert(size_t index,
+ wxWindow *window,
+ const wxSizerFlags& flags);
+ wxSizerItem* Insert(size_t index,
+ wxSizer *sizer,
+ const wxSizerFlags& flags);
+ wxSizerItem* Insert(size_t index,
+ int width,
+ int height,
+ const wxSizerFlags& flags);
+
+ // NB: do _not_ override this function in the derived classes, this one is
+ // virtual for compatibility reasons only to allow old code overriding
+ // it to continue to work, override DoInsert() instead in the new code
+ virtual wxSizerItem* Insert(size_t index, wxSizerItem *item);
+
+ wxSizerItem* InsertSpacer(size_t index, int size);
+ wxSizerItem* InsertStretchSpacer(size_t index, int prop = 1);
+
+ wxSizerItem* Prepend(wxWindow *window,
+ int proportion = 0,
+ int flag = 0,
+ int border = 0,
+ wxObject* userData = NULL);
+ wxSizerItem* Prepend(wxSizer *sizer,
+ int proportion = 0,
+ int flag = 0,
+ int border = 0,
+ wxObject* userData = NULL);
+ wxSizerItem* Prepend(int width,
+ int height,
+ int proportion = 0,
+ int flag = 0,
+ int border = 0,
+ 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
+ void SetContainingWindow(wxWindow *window);
+ wxWindow *GetContainingWindow() const { return m_containingWindow; }
+
+#if WXWIN_COMPATIBILITY_2_6
+ // Deprecated in 2.6 since historically it does not delete the window,
+ // use Detach instead.
+ wxDEPRECATED( virtual bool Remove( wxWindow *window ) );
+#endif // WXWIN_COMPATIBILITY_2_6
- /* These should be called Append() really. */
- virtual void Add( wxWindow *window, int option = 0, int flag = 0, int border = 0, wxObject* userData = NULL );
- virtual void Add( wxSizer *sizer, int option = 0, int flag = 0, int border = 0, wxObject* userData = NULL );
- virtual void Add( int width, int height, int option = 0, int flag = 0, int border = 0, wxObject* userData = NULL );
+ virtual bool Remove( wxSizer *sizer );
+ virtual bool Remove( int index );
- virtual void Insert( int before, wxWindow *window, int option = 0, int flag = 0, int border = 0, wxObject* userData = NULL );
- virtual void Insert( int before, wxSizer *sizer, int option = 0, int flag = 0, int border = 0, wxObject* userData = NULL );
- virtual void Insert( int before, int width, int height, int option = 0, int flag = 0, int border = 0, wxObject* userData = NULL );
+ virtual bool Detach( wxWindow *window );
+ virtual bool Detach( wxSizer *sizer );
+ virtual bool Detach( int index );
- virtual void Prepend( wxWindow *window, int option = 0, int flag = 0, int border = 0, wxObject* userData = NULL );
- virtual void Prepend( wxSizer *sizer, int option = 0, int flag = 0, int border = 0, wxObject* userData = NULL );
- virtual void Prepend( int width, int height, int option = 0, int flag = 0, int border = 0, wxObject* userData = NULL );
+ 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 Remove( wxWindow *window );
- virtual bool Remove( wxSizer *sizer );
- virtual bool Remove( int pos );
+ 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( wxSize size )
+ void SetMinSize( const 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 )
+ bool SetItemMinSize( wxWindow *window, const 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 )
+ bool SetItemMinSize( wxSizer *sizer, const wxSize& size )
{ return DoSetItemMinSize( sizer, size.x, size.y ); }
- bool SetItemMinSize( int pos, int width, int height )
- { return DoSetItemMinSize( pos, width, height ); }
- bool SetItemMinSize( int pos, wxSize size )
- { return DoSetItemMinSize( pos, size.x, size.y ); }
+ bool SetItemMinSize( size_t index, int width, int height )
+ { return DoSetItemMinSize( index, width, height ); }
+ bool SetItemMinSize( size_t index, const wxSize& size )
+ { return DoSetItemMinSize( index, size.x, size.y ); }
- wxSize GetSize()
+ wxSize GetSize() const
{ return m_size; }
- wxPoint GetPosition()
+ 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;
+ // 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();
- void Fit( wxWindow *window );
+ wxSize ComputeFittingClientSize(wxWindow *window);
+ wxSize ComputeFittingWindowSize(wxWindow *window);
+
+ wxSize Fit( wxWindow *window );
+ void FitInside( wxWindow *window );
void SetSizeHints( wxWindow *window );
+#if WXWIN_COMPATIBILITY_2_8
+ // This only calls FitInside() since 2.9
+ wxDEPRECATED( void SetVirtualSizeHints( wxWindow *window ) );
+#endif
- wxList& GetChildren()
+ wxSizerItemList& GetChildren()
+ { return m_children; }
+ const wxSizerItemList& GetChildren() const
{ return m_children; }
- void SetDimension( int x, int y, int width, int height );
+ void SetDimension(const wxPoint& pos, const wxSize& size)
+ {
+ m_position = pos;
+ m_size = size;
+ Layout();
+
+ // This call is required for wxWrapSizer to be able to calculate its
+ // minimal size correctly.
+ InformFirstDirection(wxHORIZONTAL, size.x, size.y);
+ }
+ void SetDimension(int x, int y, int width, int height)
+ { SetDimension(wxPoint(x, y), wxSize(width, height)); }
+
+ size_t GetItemCount() const { return m_children.GetCount(); }
+ bool IsEmpty() const { return m_children.IsEmpty(); }
+
+ 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.
+ 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 );
+
+ 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.
+ virtual void ShowItems (bool show);
+
+ void Show(bool show) { ShowItems(show); }
protected:
- wxSize m_size;
- wxSize m_minSize;
- wxPoint m_position;
- wxList m_children;
+ wxSize m_size;
+ wxSize m_minSize;
+ wxPoint m_position;
+ wxSizerItemList m_children;
- wxSize GetMaxWindowSize( wxWindow *window );
- wxSize GetMinWindowSize( wxWindow *window );
- wxSize FitSize( wxWindow *window );
+ // the window this sizer is used in, can be NULL
+ wxWindow *m_containingWindow;
+
+ wxSize GetMaxClientSize( wxWindow *window ) const;
+ wxSize GetMinClientSize( 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( int pos, int width, int height );
+ virtual bool DoSetItemMinSize( size_t index, int width, int height );
+
+ // insert a new item into m_children at given index and return the item
+ // itself
+ virtual wxSizerItem* DoInsert(size_t index, wxSizerItem *item);
private:
- DECLARE_CLASS(wxSizer);
+ DECLARE_CLASS(wxSizer)
};
//---------------------------------------------------------------------------
// wxGridSizer
//---------------------------------------------------------------------------
-class WXDLLEXPORT wxGridSizer: public wxSizer
+class WXDLLIMPEXP_CORE wxGridSizer: public wxSizer
{
public:
+ // ctors specifying the number of columns only: number of rows will be
+ // deduced automatically depending on the number of sizer elements
+ wxGridSizer( int cols, int vgap, int hgap );
+ wxGridSizer( int cols, const wxSize& gap = wxSize(0, 0) );
+
+ // ctors specifying the number of rows and columns
wxGridSizer( int rows, int cols, int vgap, int hgap );
- wxGridSizer( int cols, int vgap = 0, int hgap = 0 );
+ wxGridSizer( int rows, int cols, const wxSize& gap );
- void RecalcSizes();
- wxSize CalcMin();
+ virtual void RecalcSizes();
+ virtual wxSize CalcMin();
+
+ void SetCols( int cols )
+ {
+ wxASSERT_MSG( cols >= 0, "Number of columns must be non-negative");
+ m_cols = cols;
+ }
+
+ void SetRows( int rows )
+ {
+ wxASSERT_MSG( rows >= 0, "Number of rows must be non-negative");
+ m_rows = rows;
+ }
- 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() { return m_cols; }
- int GetRows() { return m_rows; }
- int GetVGap() { return m_vgap; }
- int GetHGap() { return m_hgap; }
+ int GetCols() const { return m_cols; }
+ int GetRows() const { return m_rows; }
+ int GetVGap() const { return m_vgap; }
+ int GetHGap() const { return m_hgap; }
+
+ int GetEffectiveColsCount() const { return m_cols ? m_cols : CalcCols(); }
+ int GetEffectiveRowsCount() const { return m_rows ? m_rows : CalcRows(); }
+
+ // return the number of total items and the number of columns and rows
+ // (for internal use only)
+ int CalcRowsCols(int& rows, int& cols) const;
protected:
+ // the number of rows/columns in the sizer, if 0 then it is determined
+ // dynamically depending on the total number of items
int m_rows;
int m_cols;
+
+ // gaps between rows and columns
int m_vgap;
int m_hgap;
+ virtual wxSizerItem *DoInsert(size_t index, wxSizerItem *item);
+
void SetItemBounds( wxSizerItem *item, int x, int y, int w, int h );
+ // returns the number of columns/rows needed for the current total number
+ // of children (and the fixed number of rows/columns)
+ int CalcCols() const
+ {
+ wxCHECK_MSG
+ (
+ m_rows, 0,
+ "Can't calculate number of cols if number of rows is not specified"
+ );
+
+ return (m_children.GetCount() + m_rows - 1) / m_rows;
+ }
+
+ int CalcRows() const
+ {
+ wxCHECK_MSG
+ (
+ m_cols, 0,
+ "Can't calculate number of cols if number of rows is not specified"
+ );
+
+ return (m_children.GetCount() + m_cols - 1) / m_cols;
+ }
+
private:
- DECLARE_CLASS(wxGridSizer);
+ DECLARE_CLASS(wxGridSizer)
};
//---------------------------------------------------------------------------
// wxFlexGridSizer
//---------------------------------------------------------------------------
-class WXDLLEXPORT wxFlexGridSizer: public wxGridSizer
+// values which define the behaviour 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 WXDLLIMPEXP_CORE wxFlexGridSizer: public wxGridSizer
{
public:
+ // ctors specifying the number of columns only: number of rows will be
+ // deduced automatically depending on the number of sizer elements
+ wxFlexGridSizer( int cols, int vgap, int hgap );
+ wxFlexGridSizer( int cols, const wxSize& gap = wxSize(0, 0) );
+
+ // ctors specifying the number of rows and columns
wxFlexGridSizer( int rows, int cols, int vgap, int hgap );
- wxFlexGridSizer( int cols, int vgap = 0, int hgap = 0 );
- ~wxFlexGridSizer();
+ wxFlexGridSizer( int rows, int cols, const wxSize& gap );
- void RecalcSizes();
- wxSize CalcMin();
+ // dtor
+ virtual ~wxFlexGridSizer();
- 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 );
+ bool IsRowGrowable( size_t idx );
+ bool IsColGrowable( 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);
+ void FindWidthsAndHeights(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;
- void CreateArrays();
+ // parameters describing whether the growable cells should be resized in
+ // both directions or only one
+ int m_flexDirection;
+ wxFlexSizerGrowMode m_growMode;
+
+ // saves CalcMin result to optimize RecalcSizes
+ wxSize m_calculatedMinSize;
private:
- DECLARE_CLASS(wxFlexGridSizer);
+ DECLARE_CLASS(wxFlexGridSizer)
+ wxDECLARE_NO_COPY_CLASS(wxFlexGridSizer);
};
//---------------------------------------------------------------------------
// wxBoxSizer
//---------------------------------------------------------------------------
-class WXDLLEXPORT wxBoxSizer: public wxSizer
+class WXDLLIMPEXP_CORE 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,
+ wxT("invalid value for wxBoxSizer orientation") );
+ }
+
+ virtual wxSizerItem *AddSpacer(int size);
+
+ int GetOrientation() const { return m_orient; }
+
+ bool IsVertical() const { return m_orient == wxVERTICAL; }
- int GetOrientation()
- { return m_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);
+ DECLARE_CLASS(wxBoxSizer)
};
//---------------------------------------------------------------------------
#if wxUSE_STATBOX
-class WXDLLEXPORT wxStaticBox;
+class WXDLLIMPEXP_FWD_CORE wxStaticBox;
-class WXDLLEXPORT wxStaticBoxSizer: public wxBoxSizer
+class WXDLLIMPEXP_CORE wxStaticBoxSizer: public wxBoxSizer
{
public:
- wxStaticBoxSizer( wxStaticBox *box, int orient );
+ wxStaticBoxSizer(wxStaticBox *box, int orient);
+ wxStaticBoxSizer(int orient, wxWindow *win, const wxString& label = wxEmptyString);
+ virtual ~wxStaticBoxSizer();
void RecalcSizes();
wxSize CalcMin();
- wxStaticBox *GetStaticBox()
+ wxStaticBox *GetStaticBox() const
{ return m_staticBox; }
+ // override to hide/show the static box as well
+ virtual void ShowItems (bool show);
+
+ virtual bool Detach( wxWindow *window );
+ virtual bool Detach( wxSizer *sizer ) { return wxBoxSizer::Detach(sizer); }
+ virtual bool Detach( int index ) { return wxBoxSizer::Detach(index); }
+
protected:
wxStaticBox *m_staticBox;
private:
- DECLARE_CLASS(wxStaticBoxSizer);
+ DECLARE_CLASS(wxStaticBoxSizer)
+ wxDECLARE_NO_COPY_CLASS(wxStaticBoxSizer);
};
#endif // wxUSE_STATBOX
//---------------------------------------------------------------------------
-// wxNotebookSizer
+// wxStdDialogButtonSizer
//---------------------------------------------------------------------------
-#if wxUSE_NOTEBOOK
-
-class WXDLLEXPORT wxNotebook;
+#if wxUSE_BUTTON
-class WXDLLEXPORT wxNotebookSizer: public wxSizer
+class WXDLLIMPEXP_CORE wxStdDialogButtonSizer: public wxBoxSizer
{
public:
- wxNotebookSizer( wxNotebook *nb );
-
- void RecalcSizes();
- wxSize CalcMin();
-
- wxNotebook *GetNotebook()
- { return m_notebook; }
+ // 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:
- wxNotebook *m_notebook;
+ wxButton *m_buttonAffirmative; // wxID_OK, wxID_YES, wxID_SAVE go here
+ wxButton *m_buttonApply; // wxID_APPLY
+ wxButton *m_buttonNegative; // wxID_NO
+ wxButton *m_buttonCancel; // wxID_CANCEL, wxID_CLOSE
+ wxButton *m_buttonHelp; // wxID_HELP, wxID_CONTEXT_HELP
private:
- DECLARE_CLASS(wxNotebookSizer);
+ DECLARE_CLASS(wxStdDialogButtonSizer)
+ wxDECLARE_NO_COPY_CLASS(wxStdDialogButtonSizer);
};
-#endif // wxUSE_NOTEBOOK
+#endif // wxUSE_BUTTON
-#endif
- // __WXSIZER_H__
+// ----------------------------------------------------------------------------
+// inline functions implementation
+// ----------------------------------------------------------------------------
+
+#if WXWIN_COMPATIBILITY_2_8
+
+inline void wxSizerItem::SetWindow(wxWindow *window)
+{
+ DoSetWindow(window);
+}
+
+inline void wxSizerItem::SetSizer(wxSizer *sizer)
+{
+ DoSetSizer(sizer);
+}
+
+inline void wxSizerItem::SetSpacer(const wxSize& size)
+{
+ DoSetSpacer(size);
+}
+
+inline void wxSizerItem::SetSpacer(int width, int height)
+{
+ DoSetSpacer(wxSize(width, height));
+}
+
+#endif // WXWIN_COMPATIBILITY_2_8
+
+inline wxSizerItem*
+wxSizer::Insert(size_t index, wxSizerItem *item)
+{
+ return DoInsert(index, item);
+}
+
+
+inline wxSizerItem*
+wxSizer::Add( wxSizerItem *item )
+{
+ return Insert( m_children.GetCount(), item );
+}
+
+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( int width, int height, const wxSizerFlags& flags )
+{
+ return Add( new wxSizerItem(width, height, flags) );
+}
+
+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( wxSizerItem *item )
+{
+ return Insert( 0, item );
+}
+
+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::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::Prepend( int width, int height, const wxSizerFlags& flags )
+{
+ return Prepend( new wxSizerItem(width, height, 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::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, size, size);
+}
+
+inline wxSizerItem*
+wxSizer::InsertStretchSpacer(size_t index, int prop)
+{
+ return Insert(index, 0, 0, prop);
+}
+
+#endif // __WXSIZER_H__
projects / wxWidgets.git / blobdiff