// 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__
// wxSizerFlags: flags used for an item in the sizer
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxSizerFlags
+class WXDLLIMPEXP_CORE wxSizerFlags
{
public:
// construct the flags object initialized with the given proportion (0 by
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;
return *this;
}
- wxSizerFlags& Expand()
+ // some shortcuts for Align()
+ wxSizerFlags& Centre() { return Align(wxALIGN_CENTRE); }
+ wxSizerFlags& Center() { return Centre(); }
+
+ wxSizerFlags& Top()
{
- m_flags |= wxEXPAND;
+ 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;
}
- // some shortcuts for Align()
- wxSizerFlags& Centre() { return Align(wxCENTRE); }
- 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()
{
#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
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; }
// wxSizerSpacer: used by wxSizerItem to represent a spacer
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxSizerSpacer
+class WXDLLIMPEXP_CORE wxSizerSpacer
{
public:
wxSizerSpacer(const wxSize& size) : m_size(size), m_isShown(true) { }
// wxSizerItem
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxSizerItem : public wxObject
+class WXDLLIMPEXP_CORE wxSizerItem : public wxObject
{
public:
// window
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; }
{ return m_kind == Item_Sizer ? m_sizer : NULL; }
wxSize GetSpacer() const;
- // this function behaves obviously for the windows and spacers but for the
+ // 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
+ // 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)
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)
int m_proportion;
int m_border;
int m_flag;
+ int m_id;
// on screen rectangle of this item (not including borders)
wxRect m_rect;
private:
DECLARE_CLASS(wxSizerItem)
- DECLARE_NO_COPY_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() { m_containingWindow = NULL; }
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);
+ virtual wxSizerItem *AddSpacer(int size);
wxSizerItem* AddStretchSpacer(int prop = 1);
wxSizerItem* Insert(size_t index,
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);
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 ComputeFittingClientSize(wxWindow *window);
+ wxSize ComputeFittingWindowSize(wxWindow *window);
+
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 );
+ void SetDimension(const wxPoint& pos, const wxSize& size)
+ {
+ m_position = pos;
+ m_size = size;
+ Layout();
+ }
+ 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.
// the window this sizer is used in, can be NULL
wxWindow *m_containingWindow;
- wxSize GetMaxWindowSize( wxWindow *window ) const;
- wxSize GetMinWindowSize( wxWindow *window );
wxSize GetMaxClientSize( wxWindow *window ) const;
wxSize GetMinClientSize( wxWindow *window );
wxSize VirtualFitSize( wxWindow *window );
// 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 );
+
+ virtual wxSizerItem *Insert(size_t index, wxSizerItem *item);
virtual void RecalcSizes();
virtual wxSize CalcMin();
- void SetCols( int cols ) { m_cols = cols; }
- void SetRows( int rows ) { m_rows = rows; }
+ 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 SetVGap( int gap ) { m_vgap = gap; }
void SetHGap( int gap ) { m_hgap = gap; }
int GetCols() const { return m_cols; }
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;
- // return the number of total items and the number of columns and rows
- int CalcRowsCols(int& rows, int& cols) const;
-
void SetItemBounds( wxSizerItem *item, int x, int y, int w, int h );
+ // 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)
};
// wxFlexGridSizer
//---------------------------------------------------------------------------
-// the bevaiour for resizing wxFlexGridSizer cells in the "non-flexible"
-// direction
+// 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_ALL
};
-class WXDLLEXPORT wxFlexGridSizer: public wxGridSizer
+class WXDLLIMPEXP_CORE wxFlexGridSizer: public wxGridSizer
{
public:
- // ctors/dtor
+ // 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 );
- virtual ~wxFlexGridSizer();
+ wxFlexGridSizer( int rows, int cols, const wxSize& gap );
+ // dtor
+ virtual ~wxFlexGridSizer();
// set the rows/columns which will grow (the others will remain of the
// constant initial size)
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
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,
private:
DECLARE_CLASS(wxFlexGridSizer)
- DECLARE_NO_COPY_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") );
+ }
- int GetOrientation() const
- { return m_orient; }
+ virtual wxSizerItem *AddSpacer(int size);
- void SetOrientation(int orient)
- { m_orient = orient; }
+ int GetOrientation() const { return m_orient; }
+
+ bool IsVertical() const { return m_orient == wxVERTICAL; }
+
+ 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)
#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);
private:
DECLARE_CLASS(wxStaticBoxSizer)
- DECLARE_NO_COPY_CLASS(wxStaticBoxSizer)
+ wxDECLARE_NO_COPY_CLASS(wxStaticBoxSizer);
};
#endif // wxUSE_STATBOX
+//---------------------------------------------------------------------------
+// wxStdDialogButtonSizer
+//---------------------------------------------------------------------------
+
#if wxUSE_BUTTON
-class WXDLLEXPORT wxStdDialogButtonSizer: public wxBoxSizer
+class WXDLLIMPEXP_CORE wxStdDialogButtonSizer: public wxBoxSizer
{
public:
// Constructor just creates a new wxBoxSizer, not much else.
private:
DECLARE_CLASS(wxStdDialogButtonSizer)
- DECLARE_NO_COPY_CLASS(wxStdDialogButtonSizer)
+ wxDECLARE_NO_COPY_CLASS(wxStdDialogButtonSizer);
};
#endif // wxUSE_BUTTON
}
inline void wxSizerItem::SetSpacer(int width, int height)
-{
- DoSetSpacer(wxSize(width, height));
-}
+{
+ DoSetSpacer(wxSize(width, height));
+}
#endif // WXWIN_COMPATIBILITY_2_8
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)
{
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