mirror of https://github.com/PCSX2/pcsx2.git
1672 lines
61 KiB
C++
1672 lines
61 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/window.h
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// Purpose: wxWindowBase class - the interface of wxWindow
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// Author: Vadim Zeitlin
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// Modified by: Ron Lee
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// Created: 01/02/97
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// RCS-ID: $Id: window.h 56758 2008-11-13 22:32:21Z VS $
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// Copyright: (c) Vadim Zeitlin
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_WINDOW_H_BASE_
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#define _WX_WINDOW_H_BASE_
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// ----------------------------------------------------------------------------
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// headers which we must include here
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// ----------------------------------------------------------------------------
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#include "wx/event.h" // the base class
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#include "wx/list.h" // defines wxWindowList
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#include "wx/cursor.h" // we have member variables of these classes
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#include "wx/font.h" // so we can't do without them
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#include "wx/colour.h"
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#include "wx/region.h"
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#include "wx/utils.h"
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#include "wx/intl.h"
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#include "wx/validate.h" // for wxDefaultValidator (always include it)
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#if wxUSE_PALETTE
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#include "wx/palette.h"
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#endif // wxUSE_PALETTE
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#if wxUSE_ACCEL
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#include "wx/accel.h"
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#endif // wxUSE_ACCEL
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#if wxUSE_ACCESSIBILITY
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#include "wx/access.h"
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#endif
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// when building wxUniv/Foo we don't want the code for native menu use to be
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// compiled in - it should only be used when building real wxFoo
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#ifdef __WXUNIVERSAL__
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#define wxUSE_MENUS_NATIVE 0
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#else // !__WXUNIVERSAL__
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#define wxUSE_MENUS_NATIVE wxUSE_MENUS
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#endif // __WXUNIVERSAL__/!__WXUNIVERSAL__
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// ----------------------------------------------------------------------------
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// forward declarations
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_FWD_CORE wxCaret;
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class WXDLLIMPEXP_FWD_CORE wxControl;
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class WXDLLIMPEXP_FWD_CORE wxCursor;
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class WXDLLIMPEXP_FWD_CORE wxDC;
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class WXDLLIMPEXP_FWD_CORE wxDropTarget;
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class WXDLLIMPEXP_FWD_CORE wxItemResource;
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class WXDLLIMPEXP_FWD_CORE wxLayoutConstraints;
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class WXDLLIMPEXP_FWD_CORE wxResourceTable;
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class WXDLLIMPEXP_FWD_CORE wxSizer;
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class WXDLLIMPEXP_FWD_CORE wxToolTip;
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class WXDLLIMPEXP_FWD_CORE wxWindowBase;
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class WXDLLIMPEXP_FWD_CORE wxWindow;
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class WXDLLIMPEXP_FWD_CORE wxScrollHelper;
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#if wxUSE_ACCESSIBILITY
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class WXDLLIMPEXP_FWD_CORE wxAccessible;
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#endif
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// ----------------------------------------------------------------------------
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// helper stuff used by wxWindow
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// ----------------------------------------------------------------------------
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// struct containing all the visual attributes of a control
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struct WXDLLEXPORT wxVisualAttributes
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{
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// the font used for control label/text inside it
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wxFont font;
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// the foreground colour
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wxColour colFg;
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// the background colour, may be wxNullColour if the controls background
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// colour is not solid
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wxColour colBg;
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};
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// different window variants, on platforms like eg mac uses different
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// rendering sizes
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enum wxWindowVariant
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{
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wxWINDOW_VARIANT_NORMAL, // Normal size
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wxWINDOW_VARIANT_SMALL, // Smaller size (about 25 % smaller than normal)
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wxWINDOW_VARIANT_MINI, // Mini size (about 33 % smaller than normal)
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wxWINDOW_VARIANT_LARGE, // Large size (about 25 % larger than normal)
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wxWINDOW_VARIANT_MAX
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};
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#if wxUSE_SYSTEM_OPTIONS
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#define wxWINDOW_DEFAULT_VARIANT wxT("window-default-variant")
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#endif
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// ----------------------------------------------------------------------------
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// (pseudo)template list classes
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// ----------------------------------------------------------------------------
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WX_DECLARE_LIST_3(wxWindow, wxWindowBase, wxWindowList, wxWindowListNode, class WXDLLEXPORT);
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// ----------------------------------------------------------------------------
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// global variables
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// ----------------------------------------------------------------------------
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extern WXDLLEXPORT_DATA(wxWindowList) wxTopLevelWindows;
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extern WXDLLIMPEXP_DATA_CORE(wxList) wxPendingDelete;
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// ----------------------------------------------------------------------------
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// wxWindowBase is the base class for all GUI controls/widgets, this is the public
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// interface of this class.
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//
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// Event handler: windows have themselves as their event handlers by default,
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// but their event handlers could be set to another object entirely. This
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// separation can reduce the amount of derivation required, and allow
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// alteration of a window's functionality (e.g. by a resource editor that
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// temporarily switches event handlers).
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxWindowBase : public wxEvtHandler
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{
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public:
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// creating the window
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// -------------------
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// default ctor, initializes everything which can be initialized before
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// Create()
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wxWindowBase() ;
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// pseudo ctor (can't be virtual, called from ctor)
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bool CreateBase(wxWindowBase *parent,
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wxWindowID winid,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxValidator& validator = wxDefaultValidator,
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const wxString& name = wxPanelNameStr);
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virtual ~wxWindowBase();
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// deleting the window
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// -------------------
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// ask the window to close itself, return true if the event handler
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// honoured our request
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bool Close( bool force = false );
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// the following functions delete the C++ objects (the window itself
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// or its children) as well as the GUI windows and normally should
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// never be used directly
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// delete window unconditionally (dangerous!), returns true if ok
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virtual bool Destroy();
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// delete all children of this window, returns true if ok
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bool DestroyChildren();
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// is the window being deleted?
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bool IsBeingDeleted() const { return m_isBeingDeleted; }
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// window attributes
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// -----------------
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// label is just the same as the title (but for, e.g., buttons it
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// makes more sense to speak about labels), title access
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// is available from wxTLW classes only (frames, dialogs)
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virtual void SetLabel(const wxString& label) = 0;
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virtual wxString GetLabel() const = 0;
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// the window name is used for ressource setting in X, it is not the
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// same as the window title/label
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virtual void SetName( const wxString &name ) { m_windowName = name; }
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virtual wxString GetName() const { return m_windowName; }
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// sets the window variant, calls internally DoSetVariant if variant
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// has changed
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void SetWindowVariant(wxWindowVariant variant);
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wxWindowVariant GetWindowVariant() const { return m_windowVariant; }
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// window id uniquely identifies the window among its siblings unless
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// it is wxID_ANY which means "don't care"
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void SetId( wxWindowID winid ) { m_windowId = winid; }
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wxWindowID GetId() const { return m_windowId; }
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// get or change the layout direction (LTR or RTL) for this window,
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// wxLayout_Default is returned if layout direction is not supported
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virtual wxLayoutDirection GetLayoutDirection() const
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{ return wxLayout_Default; }
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virtual void SetLayoutDirection(wxLayoutDirection WXUNUSED(dir))
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{ }
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// mirror coordinates for RTL layout if this window uses it and if the
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// mirroring is not done automatically like Win32
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virtual wxCoord AdjustForLayoutDirection(wxCoord x,
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wxCoord width,
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wxCoord widthTotal) const;
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// generate a control id for the controls which were not given one by
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// user
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static int NewControlId() { return --ms_lastControlId; }
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// get the id of the control following the one with the given
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// (autogenerated) id
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static int NextControlId(int winid) { return winid - 1; }
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// get the id of the control preceding the one with the given
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// (autogenerated) id
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static int PrevControlId(int winid) { return winid + 1; }
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// moving/resizing
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// ---------------
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// set the window size and/or position
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void SetSize( int x, int y, int width, int height,
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int sizeFlags = wxSIZE_AUTO )
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{ DoSetSize(x, y, width, height, sizeFlags); }
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void SetSize( int width, int height )
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{ DoSetSize( wxDefaultCoord, wxDefaultCoord, width, height, wxSIZE_USE_EXISTING ); }
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void SetSize( const wxSize& size )
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{ SetSize( size.x, size.y); }
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void SetSize(const wxRect& rect, int sizeFlags = wxSIZE_AUTO)
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{ DoSetSize(rect.x, rect.y, rect.width, rect.height, sizeFlags); }
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void Move(int x, int y, int flags = wxSIZE_USE_EXISTING)
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{ DoSetSize(x, y, wxDefaultCoord, wxDefaultCoord, flags); }
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void Move(const wxPoint& pt, int flags = wxSIZE_USE_EXISTING)
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{ Move(pt.x, pt.y, flags); }
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void SetPosition(const wxPoint& pt) { Move(pt); }
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// Z-order
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virtual void Raise() = 0;
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virtual void Lower() = 0;
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// client size is the size of area available for subwindows
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void SetClientSize( int width, int height )
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{ DoSetClientSize(width, height); }
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void SetClientSize( const wxSize& size )
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{ DoSetClientSize(size.x, size.y); }
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void SetClientSize(const wxRect& rect)
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{ SetClientSize( rect.width, rect.height ); }
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// get the window position (pointers may be NULL): notice that it is in
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// client coordinates for child windows and screen coordinates for the
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// top level ones, use GetScreenPosition() if you need screen
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// coordinates for all kinds of windows
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void GetPosition( int *x, int *y ) const { DoGetPosition(x, y); }
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wxPoint GetPosition() const
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{
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int x, y;
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DoGetPosition(&x, &y);
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return wxPoint(x, y);
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}
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// get the window position in screen coordinates
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void GetScreenPosition(int *x, int *y) const { DoGetScreenPosition(x, y); }
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wxPoint GetScreenPosition() const
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{
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int x, y;
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DoGetScreenPosition(&x, &y);
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return wxPoint(x, y);
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}
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// get the window size (pointers may be NULL)
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void GetSize( int *w, int *h ) const { DoGetSize(w, h); }
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wxSize GetSize() const
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{
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int w, h;
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DoGetSize(& w, & h);
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return wxSize(w, h);
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}
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void GetClientSize( int *w, int *h ) const { DoGetClientSize(w, h); }
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wxSize GetClientSize() const
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{
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int w, h;
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DoGetClientSize(&w, &h);
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return wxSize(w, h);
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}
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// get the position and size at once
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wxRect GetRect() const
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{
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int x, y, w, h;
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GetPosition(&x, &y);
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GetSize(&w, &h);
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return wxRect(x, y, w, h);
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}
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wxRect GetScreenRect() const
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{
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int x, y, w, h;
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GetScreenPosition(&x, &y);
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GetSize(&w, &h);
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return wxRect(x, y, w, h);
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}
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// get the origin of the client area of the window relative to the
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// window top left corner (the client area may be shifted because of
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// the borders, scrollbars, other decorations...)
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virtual wxPoint GetClientAreaOrigin() const;
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// get the client rectangle in window (i.e. client) coordinates
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wxRect GetClientRect() const
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{
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return wxRect(GetClientAreaOrigin(), GetClientSize());
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}
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#if wxABI_VERSION >= 20808
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// client<->window size conversion
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wxSize ClientToWindowSize(const wxSize& size) const;
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wxSize WindowToClientSize(const wxSize& size) const;
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#endif
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// get the size best suited for the window (in fact, minimal
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// acceptable size using which it will still look "nice" in
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// most situations)
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wxSize GetBestSize() const
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{
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if (m_bestSizeCache.IsFullySpecified())
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return m_bestSizeCache;
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return DoGetBestSize();
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}
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void GetBestSize(int *w, int *h) const
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{
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wxSize s = GetBestSize();
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if ( w )
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*w = s.x;
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if ( h )
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*h = s.y;
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}
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void SetScrollHelper( wxScrollHelper *sh ) { m_scrollHelper = sh; }
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wxScrollHelper *GetScrollHelper() { return m_scrollHelper; }
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// reset the cached best size value so it will be recalculated the
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// next time it is needed.
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void InvalidateBestSize();
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void CacheBestSize(const wxSize& size) const
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{ wxConstCast(this, wxWindowBase)->m_bestSizeCache = size; }
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// This function will merge the window's best size into the window's
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// minimum size, giving priority to the min size components, and
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// returns the results.
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wxSize GetEffectiveMinSize() const;
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wxDEPRECATED( wxSize GetBestFittingSize() const ); // replaced by GetEffectiveMinSize
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wxDEPRECATED( wxSize GetAdjustedMinSize() const ); // replaced by GetEffectiveMinSize
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// A 'Smart' SetSize that will fill in default size values with 'best'
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// size. Sets the minsize to what was passed in.
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void SetInitialSize(const wxSize& size=wxDefaultSize);
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wxDEPRECATED( void SetBestFittingSize(const wxSize& size=wxDefaultSize) ); // replaced by SetInitialSize
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// the generic centre function - centers the window on parent by`
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// default or on screen if it doesn't have parent or
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// wxCENTER_ON_SCREEN flag is given
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void Centre(int dir = wxBOTH) { DoCentre(dir); }
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void Center(int dir = wxBOTH) { DoCentre(dir); }
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// centre with respect to the the parent window
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void CentreOnParent(int dir = wxBOTH) { DoCentre(dir); }
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void CenterOnParent(int dir = wxBOTH) { CentreOnParent(dir); }
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// set window size to wrap around its children
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virtual void Fit();
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// set virtual size to satisfy children
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virtual void FitInside();
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// SetSizeHints is actually for setting the size hints
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// for the wxTLW for a Window Manager - hence the name -
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// and it is therefore overridden in wxTLW to do that.
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// In wxWindow(Base), it has (unfortunately) been abused
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// to mean the same as SetMinSize() and SetMaxSize().
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virtual void SetSizeHints( int minW, int minH,
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int maxW = wxDefaultCoord, int maxH = wxDefaultCoord,
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int incW = wxDefaultCoord, int incH = wxDefaultCoord )
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{ DoSetSizeHints(minW, minH, maxW, maxH, incW, incH); }
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void SetSizeHints( const wxSize& minSize,
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const wxSize& maxSize=wxDefaultSize,
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const wxSize& incSize=wxDefaultSize)
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{ DoSetSizeHints(minSize.x, minSize.y, maxSize.x, maxSize.y, incSize.x, incSize.y); }
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virtual void DoSetSizeHints( int minW, int minH,
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int maxW, int maxH,
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int incW, int incH );
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// Methods for setting virtual size hints
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// FIXME: What are virtual size hints?
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virtual void SetVirtualSizeHints( int minW, int minH,
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int maxW = wxDefaultCoord, int maxH = wxDefaultCoord );
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void SetVirtualSizeHints( const wxSize& minSize,
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const wxSize& maxSize=wxDefaultSize)
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{
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SetVirtualSizeHints(minSize.x, minSize.y, maxSize.x, maxSize.y);
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}
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// Call these to override what GetBestSize() returns. This
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// method is only virtual because it is overriden in wxTLW
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// as a different API for SetSizeHints().
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virtual void SetMinSize(const wxSize& minSize) { m_minWidth = minSize.x; m_minHeight = minSize.y; }
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virtual void SetMaxSize(const wxSize& maxSize) { m_maxWidth = maxSize.x; m_maxHeight = maxSize.y; }
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// Override these methods to impose restrictions on min/max size.
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// The easier way is to call SetMinSize() and SetMaxSize() which
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// will have the same effect. Doing both is non-sense.
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virtual wxSize GetMinSize() const { return wxSize(m_minWidth, m_minHeight); }
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virtual wxSize GetMaxSize() const { return wxSize(m_maxWidth, m_maxHeight); }
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// Get the min and max values one by one
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int GetMinWidth() const { return GetMinSize().x; }
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int GetMinHeight() const { return GetMinSize().y; }
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int GetMaxWidth() const { return GetMaxSize().x; }
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int GetMaxHeight() const { return GetMaxSize().y; }
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// Methods for accessing the virtual size of a window. For most
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// windows this is just the client area of the window, but for
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// some like scrolled windows it is more or less independent of
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// the screen window size. You may override the DoXXXVirtual
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// methods below for classes where that is is the case.
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void SetVirtualSize( const wxSize &size ) { DoSetVirtualSize( size.x, size.y ); }
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void SetVirtualSize( int x, int y ) { DoSetVirtualSize( x, y ); }
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wxSize GetVirtualSize() const { return DoGetVirtualSize(); }
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void GetVirtualSize( int *x, int *y ) const
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{
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wxSize s( DoGetVirtualSize() );
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if( x )
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*x = s.GetWidth();
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if( y )
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*y = s.GetHeight();
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}
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// Override these methods for windows that have a virtual size
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// independent of their client size. eg. the virtual area of a
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// wxScrolledWindow.
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virtual void DoSetVirtualSize( int x, int y );
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virtual wxSize DoGetVirtualSize() const;
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// Return the largest of ClientSize and BestSize (as determined
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// by a sizer, interior children, or other means)
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virtual wxSize GetBestVirtualSize() const
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{
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wxSize client( GetClientSize() );
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wxSize best( GetBestSize() );
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return wxSize( wxMax( client.x, best.x ), wxMax( client.y, best.y ) );
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}
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// return the size of the left/right and top/bottom borders in x and y
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// components of the result respectively
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virtual wxSize GetWindowBorderSize() const;
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// window state
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// ------------
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// returns true if window was shown/hidden, false if the nothing was
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// done (window was already shown/hidden)
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virtual bool Show( bool show = true );
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bool Hide() { return Show(false); }
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// returns true if window was enabled/disabled, false if nothing done
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virtual bool Enable( bool enable = true );
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bool Disable() { return Enable(false); }
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virtual bool IsShown() const { return m_isShown; }
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virtual bool IsEnabled() const { return m_isEnabled; }
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// returns true if the window is visible, i.e. IsShown() returns true
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// if called on it and all its parents up to the first TLW
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virtual bool IsShownOnScreen() const;
|
|
|
|
// get/set window style (setting style won't update the window and so
|
|
// is only useful for internal usage)
|
|
virtual void SetWindowStyleFlag( long style ) { m_windowStyle = style; }
|
|
virtual long GetWindowStyleFlag() const { return m_windowStyle; }
|
|
|
|
// just some (somewhat shorter) synonims
|
|
void SetWindowStyle( long style ) { SetWindowStyleFlag(style); }
|
|
long GetWindowStyle() const { return GetWindowStyleFlag(); }
|
|
|
|
// check if the flag is set
|
|
bool HasFlag(int flag) const { return (m_windowStyle & flag) != 0; }
|
|
virtual bool IsRetained() const { return HasFlag(wxRETAINED); }
|
|
|
|
// turn the flag on if it had been turned off before and vice versa,
|
|
// return true if the flag is currently turned on
|
|
bool ToggleWindowStyle(int flag);
|
|
|
|
// extra style: the less often used style bits which can't be set with
|
|
// SetWindowStyleFlag()
|
|
virtual void SetExtraStyle(long exStyle) { m_exStyle = exStyle; }
|
|
long GetExtraStyle() const { return m_exStyle; }
|
|
|
|
// make the window modal (all other windows unresponsive)
|
|
virtual void MakeModal(bool modal = true);
|
|
|
|
|
|
// (primitive) theming support
|
|
// ---------------------------
|
|
|
|
virtual void SetThemeEnabled(bool enableTheme) { m_themeEnabled = enableTheme; }
|
|
virtual bool GetThemeEnabled() const { return m_themeEnabled; }
|
|
|
|
|
|
// focus and keyboard handling
|
|
// ---------------------------
|
|
|
|
// set focus to this window
|
|
virtual void SetFocus() = 0;
|
|
|
|
// set focus to this window as the result of a keyboard action
|
|
virtual void SetFocusFromKbd() { SetFocus(); }
|
|
|
|
// return the window which currently has the focus or NULL
|
|
static wxWindow *FindFocus();
|
|
|
|
static wxWindow *DoFindFocus() /* = 0: implement in derived classes */;
|
|
|
|
// can this window have focus?
|
|
virtual bool AcceptsFocus() const { return IsShown() && IsEnabled(); }
|
|
|
|
// can this window be given focus by keyboard navigation? if not, the
|
|
// only way to give it focus (provided it accepts it at all) is to
|
|
// click it
|
|
virtual bool AcceptsFocusFromKeyboard() const { return AcceptsFocus(); }
|
|
|
|
// navigates in the specified direction by sending a wxNavigationKeyEvent
|
|
virtual bool Navigate(int flags = wxNavigationKeyEvent::IsForward);
|
|
|
|
// move this window just before/after the specified one in tab order
|
|
// (the other window must be our sibling!)
|
|
void MoveBeforeInTabOrder(wxWindow *win)
|
|
{ DoMoveInTabOrder(win, MoveBefore); }
|
|
void MoveAfterInTabOrder(wxWindow *win)
|
|
{ DoMoveInTabOrder(win, MoveAfter); }
|
|
|
|
|
|
// parent/children relations
|
|
// -------------------------
|
|
|
|
// get the list of children
|
|
const wxWindowList& GetChildren() const { return m_children; }
|
|
wxWindowList& GetChildren() { return m_children; }
|
|
|
|
// needed just for extended runtime
|
|
const wxWindowList& GetWindowChildren() const { return GetChildren() ; }
|
|
|
|
#if wxABI_VERSION >= 20808
|
|
// get the window before/after this one in the parents children list,
|
|
// returns NULL if this is the first/last window
|
|
wxWindow *GetPrevSibling() const { return DoGetSibling(MoveBefore); }
|
|
wxWindow *GetNextSibling() const { return DoGetSibling(MoveAfter); }
|
|
#endif // wx 2.8.8+
|
|
|
|
// get the parent or the parent of the parent
|
|
wxWindow *GetParent() const { return m_parent; }
|
|
inline wxWindow *GetGrandParent() const;
|
|
|
|
// is this window a top level one?
|
|
virtual bool IsTopLevel() const;
|
|
|
|
// it doesn't really change parent, use Reparent() instead
|
|
void SetParent( wxWindowBase *parent ) { m_parent = (wxWindow *)parent; }
|
|
// change the real parent of this window, return true if the parent
|
|
// was changed, false otherwise (error or newParent == oldParent)
|
|
virtual bool Reparent( wxWindowBase *newParent );
|
|
|
|
// implementation mostly
|
|
virtual void AddChild( wxWindowBase *child );
|
|
virtual void RemoveChild( wxWindowBase *child );
|
|
|
|
// looking for windows
|
|
// -------------------
|
|
|
|
// find window among the descendants of this one either by id or by
|
|
// name (return NULL if not found)
|
|
wxWindow *FindWindow(long winid) const;
|
|
wxWindow *FindWindow(const wxString& name) const;
|
|
|
|
// Find a window among any window (all return NULL if not found)
|
|
static wxWindow *FindWindowById( long winid, const wxWindow *parent = NULL );
|
|
static wxWindow *FindWindowByName( const wxString& name,
|
|
const wxWindow *parent = NULL );
|
|
static wxWindow *FindWindowByLabel( const wxString& label,
|
|
const wxWindow *parent = NULL );
|
|
|
|
// event handler stuff
|
|
// -------------------
|
|
|
|
// get the current event handler
|
|
wxEvtHandler *GetEventHandler() const { return m_eventHandler; }
|
|
|
|
// replace the event handler (allows to completely subclass the
|
|
// window)
|
|
void SetEventHandler( wxEvtHandler *handler ) { m_eventHandler = handler; }
|
|
|
|
// push/pop event handler: allows to chain a custom event handler to
|
|
// alreasy existing ones
|
|
void PushEventHandler( wxEvtHandler *handler );
|
|
wxEvtHandler *PopEventHandler( bool deleteHandler = false );
|
|
|
|
// find the given handler in the event handler chain and remove (but
|
|
// not delete) it from the event handler chain, return true if it was
|
|
// found and false otherwise (this also results in an assert failure so
|
|
// this function should only be called when the handler is supposed to
|
|
// be there)
|
|
bool RemoveEventHandler(wxEvtHandler *handler);
|
|
|
|
// validators
|
|
// ----------
|
|
|
|
#if wxUSE_VALIDATORS
|
|
// a window may have an associated validator which is used to control
|
|
// user input
|
|
virtual void SetValidator( const wxValidator &validator );
|
|
virtual wxValidator *GetValidator() { return m_windowValidator; }
|
|
#endif // wxUSE_VALIDATORS
|
|
|
|
|
|
// dialog oriented functions
|
|
// -------------------------
|
|
|
|
// validate the correctness of input, return true if ok
|
|
virtual bool Validate();
|
|
|
|
// transfer data between internal and GUI representations
|
|
virtual bool TransferDataToWindow();
|
|
virtual bool TransferDataFromWindow();
|
|
|
|
virtual void InitDialog();
|
|
|
|
#if wxUSE_ACCEL
|
|
// accelerators
|
|
// ------------
|
|
virtual void SetAcceleratorTable( const wxAcceleratorTable& accel )
|
|
{ m_acceleratorTable = accel; }
|
|
wxAcceleratorTable *GetAcceleratorTable()
|
|
{ return &m_acceleratorTable; }
|
|
|
|
#endif // wxUSE_ACCEL
|
|
|
|
#if wxUSE_HOTKEY
|
|
// hot keys (system wide accelerators)
|
|
// -----------------------------------
|
|
|
|
virtual bool RegisterHotKey(int hotkeyId, int modifiers, int keycode);
|
|
virtual bool UnregisterHotKey(int hotkeyId);
|
|
#endif // wxUSE_HOTKEY
|
|
|
|
|
|
// dialog units translations
|
|
// -------------------------
|
|
|
|
wxPoint ConvertPixelsToDialog( const wxPoint& pt );
|
|
wxPoint ConvertDialogToPixels( const wxPoint& pt );
|
|
wxSize ConvertPixelsToDialog( const wxSize& sz )
|
|
{
|
|
wxPoint pt(ConvertPixelsToDialog(wxPoint(sz.x, sz.y)));
|
|
|
|
return wxSize(pt.x, pt.y);
|
|
}
|
|
|
|
wxSize ConvertDialogToPixels( const wxSize& sz )
|
|
{
|
|
wxPoint pt(ConvertDialogToPixels(wxPoint(sz.x, sz.y)));
|
|
|
|
return wxSize(pt.x, pt.y);
|
|
}
|
|
|
|
// mouse functions
|
|
// ---------------
|
|
|
|
// move the mouse to the specified position
|
|
virtual void WarpPointer(int x, int y) = 0;
|
|
|
|
// start or end mouse capture, these functions maintain the stack of
|
|
// windows having captured the mouse and after calling ReleaseMouse()
|
|
// the mouse is not released but returns to the window which had had
|
|
// captured it previously (if any)
|
|
void CaptureMouse();
|
|
void ReleaseMouse();
|
|
|
|
// get the window which currently captures the mouse or NULL
|
|
static wxWindow *GetCapture();
|
|
|
|
// does this window have the capture?
|
|
virtual bool HasCapture() const
|
|
{ return (wxWindow *)this == GetCapture(); }
|
|
|
|
// painting the window
|
|
// -------------------
|
|
|
|
// mark the specified rectangle (or the whole window) as "dirty" so it
|
|
// will be repainted
|
|
virtual void Refresh( bool eraseBackground = true,
|
|
const wxRect *rect = (const wxRect *) NULL ) = 0;
|
|
|
|
// a less awkward wrapper for Refresh
|
|
void RefreshRect(const wxRect& rect, bool eraseBackground = true)
|
|
{
|
|
Refresh(eraseBackground, &rect);
|
|
}
|
|
|
|
// repaint all invalid areas of the window immediately
|
|
virtual void Update() { }
|
|
|
|
// clear the window background
|
|
virtual void ClearBackground();
|
|
|
|
// freeze the window: don't redraw it until it is thawed
|
|
virtual void Freeze() { }
|
|
|
|
// thaw the window: redraw it after it had been frozen
|
|
virtual void Thaw() { }
|
|
|
|
// return true if window had been frozen and not unthawed yet
|
|
virtual bool IsFrozen() const { return false; }
|
|
|
|
// adjust DC for drawing on this window
|
|
virtual void PrepareDC( wxDC & WXUNUSED(dc) ) { }
|
|
|
|
// return true if the window contents is double buffered by the system
|
|
virtual bool IsDoubleBuffered() const { return false; }
|
|
|
|
// the update region of the window contains the areas which must be
|
|
// repainted by the program
|
|
const wxRegion& GetUpdateRegion() const { return m_updateRegion; }
|
|
wxRegion& GetUpdateRegion() { return m_updateRegion; }
|
|
|
|
// get the update rectangleregion bounding box in client coords
|
|
wxRect GetUpdateClientRect() const;
|
|
|
|
// these functions verify whether the given point/rectangle belongs to
|
|
// (or at least intersects with) the update region
|
|
virtual bool DoIsExposed( int x, int y ) const;
|
|
virtual bool DoIsExposed( int x, int y, int w, int h ) const;
|
|
|
|
bool IsExposed( int x, int y ) const
|
|
{ return DoIsExposed(x, y); }
|
|
bool IsExposed( int x, int y, int w, int h ) const
|
|
{ return DoIsExposed(x, y, w, h); }
|
|
bool IsExposed( const wxPoint& pt ) const
|
|
{ return DoIsExposed(pt.x, pt.y); }
|
|
bool IsExposed( const wxRect& rect ) const
|
|
{ return DoIsExposed(rect.x, rect.y, rect.width, rect.height); }
|
|
|
|
// colours, fonts and cursors
|
|
// --------------------------
|
|
|
|
// get the default attributes for the controls of this class: we
|
|
// provide a virtual function which can be used to query the default
|
|
// attributes of an existing control and a static function which can
|
|
// be used even when no existing object of the given class is
|
|
// available, but which won't return any styles specific to this
|
|
// particular control, of course (e.g. "Ok" button might have
|
|
// different -- bold for example -- font)
|
|
virtual wxVisualAttributes GetDefaultAttributes() const
|
|
{
|
|
return GetClassDefaultAttributes(GetWindowVariant());
|
|
}
|
|
|
|
static wxVisualAttributes
|
|
GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
|
|
|
|
// set/retrieve the window colours (system defaults are used by
|
|
// default): SetXXX() functions return true if colour was changed,
|
|
// SetDefaultXXX() reset the "m_inheritXXX" flag after setting the
|
|
// value to prevent it from being inherited by our children
|
|
virtual bool SetBackgroundColour(const wxColour& colour);
|
|
void SetOwnBackgroundColour(const wxColour& colour)
|
|
{
|
|
if ( SetBackgroundColour(colour) )
|
|
m_inheritBgCol = false;
|
|
}
|
|
wxColour GetBackgroundColour() const;
|
|
bool InheritsBackgroundColour() const
|
|
{
|
|
return m_inheritBgCol;
|
|
}
|
|
bool UseBgCol() const
|
|
{
|
|
return m_hasBgCol;
|
|
}
|
|
|
|
virtual bool SetForegroundColour(const wxColour& colour);
|
|
void SetOwnForegroundColour(const wxColour& colour)
|
|
{
|
|
if ( SetForegroundColour(colour) )
|
|
m_inheritFgCol = false;
|
|
}
|
|
wxColour GetForegroundColour() const;
|
|
|
|
// Set/get the background style.
|
|
// Pass one of wxBG_STYLE_SYSTEM, wxBG_STYLE_COLOUR, wxBG_STYLE_CUSTOM
|
|
virtual bool SetBackgroundStyle(wxBackgroundStyle style) { m_backgroundStyle = style; return true; }
|
|
virtual wxBackgroundStyle GetBackgroundStyle() const { return m_backgroundStyle; }
|
|
|
|
// returns true if the control has "transparent" areas such as a
|
|
// wxStaticText and wxCheckBox and the background should be adapted
|
|
// from a parent window
|
|
virtual bool HasTransparentBackground() { return false; }
|
|
|
|
// set/retrieve the font for the window (SetFont() returns true if the
|
|
// font really changed)
|
|
virtual bool SetFont(const wxFont& font) = 0;
|
|
void SetOwnFont(const wxFont& font)
|
|
{
|
|
if ( SetFont(font) )
|
|
m_inheritFont = false;
|
|
}
|
|
wxFont GetFont() const;
|
|
|
|
// set/retrieve the cursor for this window (SetCursor() returns true
|
|
// if the cursor was really changed)
|
|
virtual bool SetCursor( const wxCursor &cursor );
|
|
const wxCursor& GetCursor() const { return m_cursor; }
|
|
|
|
#if wxUSE_CARET
|
|
// associate a caret with the window
|
|
void SetCaret(wxCaret *caret);
|
|
// get the current caret (may be NULL)
|
|
wxCaret *GetCaret() const { return m_caret; }
|
|
#endif // wxUSE_CARET
|
|
|
|
// get the (average) character size for the current font
|
|
virtual int GetCharHeight() const = 0;
|
|
virtual int GetCharWidth() const = 0;
|
|
|
|
// get the width/height/... of the text using current or specified
|
|
// font
|
|
virtual void GetTextExtent(const wxString& string,
|
|
int *x, int *y,
|
|
int *descent = (int *) NULL,
|
|
int *externalLeading = (int *) NULL,
|
|
const wxFont *theFont = (const wxFont *) NULL)
|
|
const = 0;
|
|
|
|
// client <-> screen coords
|
|
// ------------------------
|
|
|
|
// translate to/from screen/client coordinates (pointers may be NULL)
|
|
void ClientToScreen( int *x, int *y ) const
|
|
{ DoClientToScreen(x, y); }
|
|
void ScreenToClient( int *x, int *y ) const
|
|
{ DoScreenToClient(x, y); }
|
|
|
|
// wxPoint interface to do the same thing
|
|
wxPoint ClientToScreen(const wxPoint& pt) const
|
|
{
|
|
int x = pt.x, y = pt.y;
|
|
DoClientToScreen(&x, &y);
|
|
|
|
return wxPoint(x, y);
|
|
}
|
|
|
|
wxPoint ScreenToClient(const wxPoint& pt) const
|
|
{
|
|
int x = pt.x, y = pt.y;
|
|
DoScreenToClient(&x, &y);
|
|
|
|
return wxPoint(x, y);
|
|
}
|
|
|
|
// test where the given (in client coords) point lies
|
|
wxHitTest HitTest(wxCoord x, wxCoord y) const
|
|
{ return DoHitTest(x, y); }
|
|
|
|
wxHitTest HitTest(const wxPoint& pt) const
|
|
{ return DoHitTest(pt.x, pt.y); }
|
|
|
|
// misc
|
|
// ----
|
|
|
|
// get the window border style from the given flags: this is different from
|
|
// simply doing flags & wxBORDER_MASK because it uses GetDefaultBorder() to
|
|
// translate wxBORDER_DEFAULT to something reasonable
|
|
wxBorder GetBorder(long flags) const;
|
|
|
|
// get border for the flags of this window
|
|
wxBorder GetBorder() const { return GetBorder(GetWindowStyleFlag()); }
|
|
|
|
// send wxUpdateUIEvents to this window, and children if recurse is true
|
|
virtual void UpdateWindowUI(long flags = wxUPDATE_UI_NONE);
|
|
|
|
// do the window-specific processing after processing the update event
|
|
virtual void DoUpdateWindowUI(wxUpdateUIEvent& event) ;
|
|
|
|
#if wxUSE_MENUS
|
|
bool PopupMenu(wxMenu *menu, const wxPoint& pos = wxDefaultPosition)
|
|
{ return DoPopupMenu(menu, pos.x, pos.y); }
|
|
bool PopupMenu(wxMenu *menu, int x, int y)
|
|
{ return DoPopupMenu(menu, x, y); }
|
|
#endif // wxUSE_MENUS
|
|
|
|
// override this method to return true for controls having multiple pages
|
|
virtual bool HasMultiplePages() const { return false; }
|
|
|
|
|
|
// scrollbars
|
|
// ----------
|
|
|
|
// does the window have the scrollbar for this orientation?
|
|
bool HasScrollbar(int orient) const
|
|
{
|
|
return (m_windowStyle &
|
|
(orient == wxHORIZONTAL ? wxHSCROLL : wxVSCROLL)) != 0;
|
|
}
|
|
|
|
// configure the window scrollbars
|
|
virtual void SetScrollbar( int orient,
|
|
int pos,
|
|
int thumbvisible,
|
|
int range,
|
|
bool refresh = true ) = 0;
|
|
virtual void SetScrollPos( int orient, int pos, bool refresh = true ) = 0;
|
|
virtual int GetScrollPos( int orient ) const = 0;
|
|
virtual int GetScrollThumb( int orient ) const = 0;
|
|
virtual int GetScrollRange( int orient ) const = 0;
|
|
|
|
// scroll window to the specified position
|
|
virtual void ScrollWindow( int dx, int dy,
|
|
const wxRect* rect = (wxRect *) NULL ) = 0;
|
|
|
|
// scrolls window by line/page: note that not all controls support this
|
|
//
|
|
// return true if the position changed, false otherwise
|
|
virtual bool ScrollLines(int WXUNUSED(lines)) { return false; }
|
|
virtual bool ScrollPages(int WXUNUSED(pages)) { return false; }
|
|
|
|
// convenient wrappers for ScrollLines/Pages
|
|
bool LineUp() { return ScrollLines(-1); }
|
|
bool LineDown() { return ScrollLines(1); }
|
|
bool PageUp() { return ScrollPages(-1); }
|
|
bool PageDown() { return ScrollPages(1); }
|
|
|
|
// context-sensitive help
|
|
// ----------------------
|
|
|
|
// these are the convenience functions wrapping wxHelpProvider methods
|
|
|
|
#if wxUSE_HELP
|
|
// associate this help text with this window
|
|
void SetHelpText(const wxString& text);
|
|
// associate this help text with all windows with the same id as this
|
|
// one
|
|
void SetHelpTextForId(const wxString& text);
|
|
// get the help string associated with the given position in this window
|
|
//
|
|
// notice that pt may be invalid if event origin is keyboard or unknown
|
|
// and this method should return the global window help text then
|
|
virtual wxString GetHelpTextAtPoint(const wxPoint& pt,
|
|
wxHelpEvent::Origin origin) const;
|
|
// returns the position-independent help text
|
|
wxString GetHelpText() const
|
|
{
|
|
return GetHelpTextAtPoint(wxDefaultPosition, wxHelpEvent::Origin_Unknown);
|
|
}
|
|
|
|
#else // !wxUSE_HELP
|
|
// silently ignore SetHelpText() calls
|
|
void SetHelpText(const wxString& WXUNUSED(text)) { }
|
|
void SetHelpTextForId(const wxString& WXUNUSED(text)) { }
|
|
#endif // wxUSE_HELP
|
|
|
|
// tooltips
|
|
// --------
|
|
|
|
#if wxUSE_TOOLTIPS
|
|
// the easiest way to set a tooltip for a window is to use this method
|
|
void SetToolTip( const wxString &tip );
|
|
// attach a tooltip to the window
|
|
void SetToolTip( wxToolTip *tip ) { DoSetToolTip(tip); }
|
|
#if wxABI_VERSION >= 20809
|
|
// more readable synonym for SetToolTip(NULL)
|
|
void UnsetToolTip() { SetToolTip(NULL); }
|
|
#endif // wxABI_VERSION >= 2.8.9
|
|
// get the associated tooltip or NULL if none
|
|
wxToolTip* GetToolTip() const { return m_tooltip; }
|
|
wxString GetToolTipText() const ;
|
|
#else // !wxUSE_TOOLTIPS
|
|
// make it much easier to compile apps in an environment
|
|
// that doesn't support tooltips, such as PocketPC
|
|
void SetToolTip( const wxString & WXUNUSED(tip) ) {}
|
|
#if wxABI_VERSION >= 20809
|
|
void UnsetToolTip() { }
|
|
#endif // wxABI_VERSION >= 2.8.9
|
|
#endif // wxUSE_TOOLTIPS/!wxUSE_TOOLTIPS
|
|
|
|
// drag and drop
|
|
// -------------
|
|
#if wxUSE_DRAG_AND_DROP
|
|
// set/retrieve the drop target associated with this window (may be
|
|
// NULL; it's owned by the window and will be deleted by it)
|
|
virtual void SetDropTarget( wxDropTarget *dropTarget ) = 0;
|
|
virtual wxDropTarget *GetDropTarget() const { return m_dropTarget; }
|
|
|
|
#ifndef __WXMSW__ // MSW version is in msw/window.h
|
|
#if wxABI_VERSION >= 20810
|
|
// Accept files for dragging
|
|
void DragAcceptFiles(bool accept);
|
|
#endif // wxABI_VERSION >= 20810
|
|
#endif // !__WXMSW__
|
|
|
|
#endif // wxUSE_DRAG_AND_DROP
|
|
|
|
// constraints and sizers
|
|
// ----------------------
|
|
#if wxUSE_CONSTRAINTS
|
|
// set the constraints for this window or retrieve them (may be NULL)
|
|
void SetConstraints( wxLayoutConstraints *constraints );
|
|
wxLayoutConstraints *GetConstraints() const { return m_constraints; }
|
|
|
|
// implementation only
|
|
void UnsetConstraints(wxLayoutConstraints *c);
|
|
wxWindowList *GetConstraintsInvolvedIn() const
|
|
{ return m_constraintsInvolvedIn; }
|
|
void AddConstraintReference(wxWindowBase *otherWin);
|
|
void RemoveConstraintReference(wxWindowBase *otherWin);
|
|
void DeleteRelatedConstraints();
|
|
void ResetConstraints();
|
|
|
|
// these methods may be overridden for special layout algorithms
|
|
virtual void SetConstraintSizes(bool recurse = true);
|
|
virtual bool LayoutPhase1(int *noChanges);
|
|
virtual bool LayoutPhase2(int *noChanges);
|
|
virtual bool DoPhase(int phase);
|
|
|
|
// these methods are virtual but normally won't be overridden
|
|
virtual void SetSizeConstraint(int x, int y, int w, int h);
|
|
virtual void MoveConstraint(int x, int y);
|
|
virtual void GetSizeConstraint(int *w, int *h) const ;
|
|
virtual void GetClientSizeConstraint(int *w, int *h) const ;
|
|
virtual void GetPositionConstraint(int *x, int *y) const ;
|
|
|
|
#endif // wxUSE_CONSTRAINTS
|
|
|
|
// when using constraints or sizers, it makes sense to update
|
|
// children positions automatically whenever the window is resized
|
|
// - this is done if autoLayout is on
|
|
void SetAutoLayout( bool autoLayout ) { m_autoLayout = autoLayout; }
|
|
bool GetAutoLayout() const { return m_autoLayout; }
|
|
|
|
// lay out the window and its children
|
|
virtual bool Layout();
|
|
|
|
// sizers
|
|
void SetSizer(wxSizer *sizer, bool deleteOld = true );
|
|
void SetSizerAndFit( wxSizer *sizer, bool deleteOld = true );
|
|
|
|
wxSizer *GetSizer() const { return m_windowSizer; }
|
|
|
|
// Track if this window is a member of a sizer
|
|
void SetContainingSizer(wxSizer* sizer);
|
|
wxSizer *GetContainingSizer() const { return m_containingSizer; }
|
|
|
|
// accessibility
|
|
// ----------------------
|
|
#if wxUSE_ACCESSIBILITY
|
|
// Override to create a specific accessible object.
|
|
virtual wxAccessible* CreateAccessible();
|
|
|
|
// Sets the accessible object.
|
|
void SetAccessible(wxAccessible* accessible) ;
|
|
|
|
// Returns the accessible object.
|
|
wxAccessible* GetAccessible() { return m_accessible; }
|
|
|
|
// Returns the accessible object, creating if necessary.
|
|
wxAccessible* GetOrCreateAccessible() ;
|
|
#endif
|
|
|
|
|
|
// Set window transparency if the platform supports it
|
|
virtual bool SetTransparent(wxByte WXUNUSED(alpha)) { return false; }
|
|
virtual bool CanSetTransparent() { return false; }
|
|
|
|
|
|
// implementation
|
|
// --------------
|
|
|
|
// event handlers
|
|
void OnSysColourChanged( wxSysColourChangedEvent& event );
|
|
void OnInitDialog( wxInitDialogEvent &event );
|
|
void OnMiddleClick( wxMouseEvent& event );
|
|
#if wxUSE_HELP
|
|
void OnHelp(wxHelpEvent& event);
|
|
#endif // wxUSE_HELP
|
|
|
|
// virtual function for implementing internal idle
|
|
// behaviour
|
|
virtual void OnInternalIdle() {}
|
|
|
|
// call internal idle recursively
|
|
// void ProcessInternalIdle() ;
|
|
|
|
// get the handle of the window for the underlying window system: this
|
|
// is only used for wxWin itself or for user code which wants to call
|
|
// platform-specific APIs
|
|
virtual WXWidget GetHandle() const = 0;
|
|
// associate the window with a new native handle
|
|
virtual void AssociateHandle(WXWidget WXUNUSED(handle)) { }
|
|
// dissociate the current native handle from the window
|
|
virtual void DissociateHandle() { }
|
|
|
|
#if wxUSE_PALETTE
|
|
// Store the palette used by DCs in wxWindow so that the dcs can share
|
|
// a palette. And we can respond to palette messages.
|
|
wxPalette GetPalette() const { return m_palette; }
|
|
|
|
// When palette is changed tell the DC to set the system palette to the
|
|
// new one.
|
|
void SetPalette(const wxPalette& pal);
|
|
|
|
// return true if we have a specific palette
|
|
bool HasCustomPalette() const { return m_hasCustomPalette; }
|
|
|
|
// return the first parent window with a custom palette or NULL
|
|
wxWindow *GetAncestorWithCustomPalette() const;
|
|
#endif // wxUSE_PALETTE
|
|
|
|
// inherit the parents visual attributes if they had been explicitly set
|
|
// by the user (i.e. we don't inherit default attributes) and if we don't
|
|
// have our own explicitly set
|
|
virtual void InheritAttributes();
|
|
|
|
// returns false from here if this window doesn't want to inherit the
|
|
// parents colours even if InheritAttributes() would normally do it
|
|
//
|
|
// this just provides a simple way to customize InheritAttributes()
|
|
// behaviour in the most common case
|
|
virtual bool ShouldInheritColours() const { return false; }
|
|
|
|
protected:
|
|
// event handling specific to wxWindow
|
|
virtual bool TryValidator(wxEvent& event);
|
|
virtual bool TryParent(wxEvent& event);
|
|
|
|
enum MoveKind
|
|
{
|
|
MoveBefore, // insert before the given window
|
|
MoveAfter // insert after the given window
|
|
};
|
|
|
|
#if wxABI_VERSION >= 20808
|
|
// common part of GetPrev/NextSibling()
|
|
wxWindow *DoGetSibling(MoveKind order) const;
|
|
#endif // wx 2.8.8+
|
|
|
|
// common part of MoveBefore/AfterInTabOrder()
|
|
virtual void DoMoveInTabOrder(wxWindow *win, MoveKind move);
|
|
|
|
#if wxUSE_CONSTRAINTS
|
|
// satisfy the constraints for the windows but don't set the window sizes
|
|
void SatisfyConstraints();
|
|
#endif // wxUSE_CONSTRAINTS
|
|
|
|
// Send the wxWindowDestroyEvent
|
|
void SendDestroyEvent();
|
|
|
|
// returns the main window of composite control; this is the window
|
|
// that FindFocus returns if the focus is in one of composite control's
|
|
// windows
|
|
virtual wxWindow *GetMainWindowOfCompositeControl()
|
|
{ return (wxWindow*)this; }
|
|
|
|
// the window id - a number which uniquely identifies a window among
|
|
// its siblings unless it is wxID_ANY
|
|
wxWindowID m_windowId;
|
|
|
|
// the parent window of this window (or NULL) and the list of the children
|
|
// of this window
|
|
wxWindow *m_parent;
|
|
wxWindowList m_children;
|
|
|
|
// the minimal allowed size for the window (no minimal size if variable(s)
|
|
// contain(s) wxDefaultCoord)
|
|
int m_minWidth,
|
|
m_minHeight,
|
|
m_maxWidth,
|
|
m_maxHeight;
|
|
|
|
// event handler for this window: usually is just 'this' but may be
|
|
// changed with SetEventHandler()
|
|
wxEvtHandler *m_eventHandler;
|
|
|
|
#if wxUSE_VALIDATORS
|
|
// associated validator or NULL if none
|
|
wxValidator *m_windowValidator;
|
|
#endif // wxUSE_VALIDATORS
|
|
|
|
#if wxUSE_DRAG_AND_DROP
|
|
wxDropTarget *m_dropTarget;
|
|
#endif // wxUSE_DRAG_AND_DROP
|
|
|
|
// visual window attributes
|
|
wxCursor m_cursor;
|
|
wxFont m_font; // see m_hasFont
|
|
wxColour m_backgroundColour, // m_hasBgCol
|
|
m_foregroundColour; // m_hasFgCol
|
|
|
|
#if wxUSE_CARET
|
|
wxCaret *m_caret;
|
|
#endif // wxUSE_CARET
|
|
|
|
// the region which should be repainted in response to paint event
|
|
wxRegion m_updateRegion;
|
|
|
|
#if wxUSE_ACCEL
|
|
// the accelerator table for the window which translates key strokes into
|
|
// command events
|
|
wxAcceleratorTable m_acceleratorTable;
|
|
#endif // wxUSE_ACCEL
|
|
|
|
// the tooltip for this window (may be NULL)
|
|
#if wxUSE_TOOLTIPS
|
|
wxToolTip *m_tooltip;
|
|
#endif // wxUSE_TOOLTIPS
|
|
|
|
// constraints and sizers
|
|
#if wxUSE_CONSTRAINTS
|
|
// the constraints for this window or NULL
|
|
wxLayoutConstraints *m_constraints;
|
|
|
|
// constraints this window is involved in
|
|
wxWindowList *m_constraintsInvolvedIn;
|
|
#endif // wxUSE_CONSTRAINTS
|
|
|
|
// this window's sizer
|
|
wxSizer *m_windowSizer;
|
|
|
|
// The sizer this window is a member of, if any
|
|
wxSizer *m_containingSizer;
|
|
|
|
// Layout() window automatically when its size changes?
|
|
bool m_autoLayout:1;
|
|
|
|
// window state
|
|
bool m_isShown:1;
|
|
bool m_isEnabled:1;
|
|
bool m_isBeingDeleted:1;
|
|
|
|
// was the window colours/font explicitly changed by user?
|
|
bool m_hasBgCol:1;
|
|
bool m_hasFgCol:1;
|
|
bool m_hasFont:1;
|
|
|
|
// and should it be inherited by children?
|
|
bool m_inheritBgCol:1;
|
|
bool m_inheritFgCol:1;
|
|
bool m_inheritFont:1;
|
|
|
|
// window attributes
|
|
long m_windowStyle,
|
|
m_exStyle;
|
|
wxString m_windowName;
|
|
bool m_themeEnabled;
|
|
wxBackgroundStyle m_backgroundStyle;
|
|
#if wxUSE_PALETTE
|
|
wxPalette m_palette;
|
|
bool m_hasCustomPalette;
|
|
#endif // wxUSE_PALETTE
|
|
|
|
#if wxUSE_ACCESSIBILITY
|
|
wxAccessible* m_accessible;
|
|
#endif
|
|
|
|
// Virtual size (scrolling)
|
|
wxSize m_virtualSize;
|
|
|
|
wxScrollHelper *m_scrollHelper;
|
|
|
|
int m_minVirtualWidth; // VirtualSizeHints
|
|
int m_minVirtualHeight;
|
|
int m_maxVirtualWidth;
|
|
int m_maxVirtualHeight;
|
|
|
|
wxWindowVariant m_windowVariant ;
|
|
|
|
// override this to change the default (i.e. used when no style is
|
|
// specified) border for the window class
|
|
virtual wxBorder GetDefaultBorder() const;
|
|
|
|
// Get the default size for the new window if no explicit size given. TLWs
|
|
// have their own default size so this is just for non top-level windows.
|
|
static int WidthDefault(int w) { return w == wxDefaultCoord ? 20 : w; }
|
|
static int HeightDefault(int h) { return h == wxDefaultCoord ? 20 : h; }
|
|
|
|
|
|
// Used to save the results of DoGetBestSize so it doesn't need to be
|
|
// recalculated each time the value is needed.
|
|
wxSize m_bestSizeCache;
|
|
|
|
wxDEPRECATED( void SetBestSize(const wxSize& size) ); // use SetInitialSize
|
|
wxDEPRECATED( virtual void SetInitialBestSize(const wxSize& size) ); // use SetInitialSize
|
|
|
|
|
|
|
|
// more pure virtual functions
|
|
// ---------------------------
|
|
|
|
// NB: we must have DoSomething() function when Something() is an overloaded
|
|
// method: indeed, we can't just have "virtual Something()" in case when
|
|
// the function is overloaded because then we'd have to make virtual all
|
|
// the variants (otherwise only the virtual function may be called on a
|
|
// pointer to derived class according to C++ rules) which is, in
|
|
// general, absolutely not needed. So instead we implement all
|
|
// overloaded Something()s in terms of DoSomething() which will be the
|
|
// only one to be virtual.
|
|
|
|
// coordinates translation
|
|
virtual void DoClientToScreen( int *x, int *y ) const = 0;
|
|
virtual void DoScreenToClient( int *x, int *y ) const = 0;
|
|
|
|
virtual wxHitTest DoHitTest(wxCoord x, wxCoord y) const;
|
|
|
|
// capture/release the mouse, used by Capture/ReleaseMouse()
|
|
virtual void DoCaptureMouse() = 0;
|
|
virtual void DoReleaseMouse() = 0;
|
|
|
|
// retrieve the position/size of the window
|
|
virtual void DoGetPosition(int *x, int *y) const = 0;
|
|
virtual void DoGetScreenPosition(int *x, int *y) const;
|
|
virtual void DoGetSize(int *width, int *height) const = 0;
|
|
virtual void DoGetClientSize(int *width, int *height) const = 0;
|
|
|
|
// get the size which best suits the window: for a control, it would be
|
|
// the minimal size which doesn't truncate the control, for a panel - the
|
|
// same size as it would have after a call to Fit()
|
|
virtual wxSize DoGetBestSize() const;
|
|
|
|
// called from DoGetBestSize() to convert best virtual size (returned by
|
|
// the window sizer) to the best size for the window itself; this is
|
|
// overridden at wxScrolledWindow level to clump down virtual size to real
|
|
virtual wxSize GetWindowSizeForVirtualSize(const wxSize& size) const
|
|
{
|
|
return size;
|
|
}
|
|
|
|
// this is the virtual function to be overriden in any derived class which
|
|
// wants to change how SetSize() or Move() works - it is called by all
|
|
// versions of these functions in the base class
|
|
virtual void DoSetSize(int x, int y,
|
|
int width, int height,
|
|
int sizeFlags = wxSIZE_AUTO) = 0;
|
|
|
|
// same as DoSetSize() for the client size
|
|
virtual void DoSetClientSize(int width, int height) = 0;
|
|
|
|
// move the window to the specified location and resize it: this is called
|
|
// from both DoSetSize() and DoSetClientSize() and would usually just
|
|
// reposition this window except for composite controls which will want to
|
|
// arrange themselves inside the given rectangle
|
|
//
|
|
// Important note: the coordinates passed to this method are in parent's
|
|
// *window* coordinates and not parent's client coordinates (as the values
|
|
// passed to DoSetSize and returned by DoGetPosition are)!
|
|
virtual void DoMoveWindow(int x, int y, int width, int height) = 0;
|
|
|
|
// centre the window in the specified direction on parent, note that
|
|
// wxCENTRE_ON_SCREEN shouldn't be specified here, it only makes sense for
|
|
// TLWs
|
|
virtual void DoCentre(int dir);
|
|
|
|
#if wxUSE_TOOLTIPS
|
|
virtual void DoSetToolTip( wxToolTip *tip );
|
|
#endif // wxUSE_TOOLTIPS
|
|
|
|
#if wxUSE_MENUS
|
|
virtual bool DoPopupMenu(wxMenu *menu, int x, int y) = 0;
|
|
#endif // wxUSE_MENUS
|
|
|
|
// Makes an adjustment to the window position to make it relative to the
|
|
// parents client area, e.g. if the parent is a frame with a toolbar, its
|
|
// (0, 0) is just below the toolbar
|
|
virtual void AdjustForParentClientOrigin(int& x, int& y,
|
|
int sizeFlags = 0) const;
|
|
|
|
// implements the window variants
|
|
virtual void DoSetWindowVariant( wxWindowVariant variant ) ;
|
|
|
|
// Must be called when mouse capture is lost to send
|
|
// wxMouseCaptureLostEvent to windows on capture stack.
|
|
static void NotifyCaptureLost();
|
|
|
|
private:
|
|
// contains the last id generated by NewControlId
|
|
static int ms_lastControlId;
|
|
|
|
// the stack of windows which have captured the mouse
|
|
static struct WXDLLIMPEXP_FWD_CORE wxWindowNext *ms_winCaptureNext;
|
|
// the window that currently has mouse capture
|
|
static wxWindow *ms_winCaptureCurrent;
|
|
// indicates if execution is inside CaptureMouse/ReleaseMouse
|
|
static bool ms_winCaptureChanging;
|
|
|
|
DECLARE_ABSTRACT_CLASS(wxWindowBase)
|
|
DECLARE_NO_COPY_CLASS(wxWindowBase)
|
|
DECLARE_EVENT_TABLE()
|
|
};
|
|
|
|
|
|
|
|
// Inlines for some deprecated methods
|
|
inline wxSize wxWindowBase::GetBestFittingSize() const
|
|
{
|
|
return GetEffectiveMinSize();
|
|
}
|
|
|
|
inline void wxWindowBase::SetBestFittingSize(const wxSize& size)
|
|
{
|
|
SetInitialSize(size);
|
|
}
|
|
|
|
inline void wxWindowBase::SetBestSize(const wxSize& size)
|
|
{
|
|
SetInitialSize(size);
|
|
}
|
|
|
|
inline void wxWindowBase::SetInitialBestSize(const wxSize& size)
|
|
{
|
|
SetInitialSize(size);
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// now include the declaration of wxWindow class
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// include the declaration of the platform-specific class
|
|
#if defined(__WXPALMOS__)
|
|
#ifdef __WXUNIVERSAL__
|
|
#define wxWindowNative wxWindowPalm
|
|
#else // !wxUniv
|
|
#define wxWindowPalm wxWindow
|
|
#endif // wxUniv/!wxUniv
|
|
#include "wx/palmos/window.h"
|
|
#elif defined(__WXMSW__)
|
|
#ifdef __WXUNIVERSAL__
|
|
#define wxWindowNative wxWindowMSW
|
|
#else // !wxUniv
|
|
#define wxWindowMSW wxWindow
|
|
#endif // wxUniv/!wxUniv
|
|
#include "wx/msw/window.h"
|
|
#elif defined(__WXMOTIF__)
|
|
#include "wx/motif/window.h"
|
|
#elif defined(__WXGTK20__)
|
|
#ifdef __WXUNIVERSAL__
|
|
#define wxWindowNative wxWindowGTK
|
|
#else // !wxUniv
|
|
#define wxWindowGTK wxWindow
|
|
#endif // wxUniv
|
|
#include "wx/gtk/window.h"
|
|
#elif defined(__WXGTK__)
|
|
#ifdef __WXUNIVERSAL__
|
|
#define wxWindowNative wxWindowGTK
|
|
#else // !wxUniv
|
|
#define wxWindowGTK wxWindow
|
|
#endif // wxUniv
|
|
#include "wx/gtk1/window.h"
|
|
#elif defined(__WXX11__)
|
|
#ifdef __WXUNIVERSAL__
|
|
#define wxWindowNative wxWindowX11
|
|
#else // !wxUniv
|
|
#define wxWindowX11 wxWindow
|
|
#endif // wxUniv
|
|
#include "wx/x11/window.h"
|
|
#elif defined(__WXMGL__)
|
|
#define wxWindowNative wxWindowMGL
|
|
#include "wx/mgl/window.h"
|
|
#elif defined(__WXDFB__)
|
|
#define wxWindowNative wxWindowDFB
|
|
#include "wx/dfb/window.h"
|
|
#elif defined(__WXMAC__)
|
|
#ifdef __WXUNIVERSAL__
|
|
#define wxWindowNative wxWindowMac
|
|
#else // !wxUniv
|
|
#define wxWindowMac wxWindow
|
|
#endif // wxUniv
|
|
#include "wx/mac/window.h"
|
|
#elif defined(__WXCOCOA__)
|
|
#ifdef __WXUNIVERSAL__
|
|
#define wxWindowNative wxWindowCocoa
|
|
#else // !wxUniv
|
|
#define wxWindowCocoa wxWindow
|
|
#endif // wxUniv
|
|
#include "wx/cocoa/window.h"
|
|
#elif defined(__WXPM__)
|
|
#ifdef __WXUNIVERSAL__
|
|
#define wxWindowNative wxWindowOS2
|
|
#else // !wxUniv
|
|
#define wxWindowOS2 wxWindow
|
|
#endif // wxUniv/!wxUniv
|
|
#include "wx/os2/window.h"
|
|
#endif
|
|
|
|
// for wxUniversal, we now derive the real wxWindow from wxWindow<platform>,
|
|
// for the native ports we already have defined it above
|
|
#if defined(__WXUNIVERSAL__)
|
|
#ifndef wxWindowNative
|
|
#error "wxWindowNative must be defined above!"
|
|
#endif
|
|
|
|
#include "wx/univ/window.h"
|
|
#endif // wxUniv
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// inline functions which couldn't be declared in the class body because of
|
|
// forward dependencies
|
|
// ----------------------------------------------------------------------------
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inline wxWindow *wxWindowBase::GetGrandParent() const
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{
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return m_parent ? m_parent->GetParent() : (wxWindow *)NULL;
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}
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// ----------------------------------------------------------------------------
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// global functions
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// ----------------------------------------------------------------------------
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// Find the wxWindow at the current mouse position, also returning the mouse
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// position.
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extern WXDLLEXPORT wxWindow* wxFindWindowAtPointer(wxPoint& pt);
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// Get the current mouse position.
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extern WXDLLEXPORT wxPoint wxGetMousePosition();
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// get the currently active window of this application or NULL
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extern WXDLLEXPORT wxWindow *wxGetActiveWindow();
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// get the (first) top level parent window
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WXDLLEXPORT wxWindow* wxGetTopLevelParent(wxWindow *win);
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#if WXWIN_COMPATIBILITY_2_6
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// deprecated (doesn't start with 'wx' prefix), use wxWindow::NewControlId()
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wxDEPRECATED( int NewControlId() );
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inline int NewControlId() { return wxWindowBase::NewControlId(); }
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#endif // WXWIN_COMPATIBILITY_2_6
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#if wxUSE_ACCESSIBILITY
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// ----------------------------------------------------------------------------
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// accessible object for windows
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxWindowAccessible: public wxAccessible
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{
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public:
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wxWindowAccessible(wxWindow* win): wxAccessible(win) { if (win) win->SetAccessible(this); }
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virtual ~wxWindowAccessible() {}
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// Overridables
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// Can return either a child object, or an integer
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// representing the child element, starting from 1.
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virtual wxAccStatus HitTest(const wxPoint& pt, int* childId, wxAccessible** childObject);
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// Returns the rectangle for this object (id = 0) or a child element (id > 0).
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virtual wxAccStatus GetLocation(wxRect& rect, int elementId);
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// Navigates from fromId to toId/toObject.
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virtual wxAccStatus Navigate(wxNavDir navDir, int fromId,
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int* toId, wxAccessible** toObject);
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// Gets the name of the specified object.
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virtual wxAccStatus GetName(int childId, wxString* name);
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// Gets the number of children.
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virtual wxAccStatus GetChildCount(int* childCount);
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// Gets the specified child (starting from 1).
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// If *child is NULL and return value is wxACC_OK,
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// this means that the child is a simple element and
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// not an accessible object.
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virtual wxAccStatus GetChild(int childId, wxAccessible** child);
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// Gets the parent, or NULL.
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virtual wxAccStatus GetParent(wxAccessible** parent);
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// Performs the default action. childId is 0 (the action for this object)
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// or > 0 (the action for a child).
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// Return wxACC_NOT_SUPPORTED if there is no default action for this
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// window (e.g. an edit control).
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virtual wxAccStatus DoDefaultAction(int childId);
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// Gets the default action for this object (0) or > 0 (the action for a child).
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// Return wxACC_OK even if there is no action. actionName is the action, or the empty
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// string if there is no action.
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// The retrieved string describes the action that is performed on an object,
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// not what the object does as a result. For example, a toolbar button that prints
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// a document has a default action of "Press" rather than "Prints the current document."
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virtual wxAccStatus GetDefaultAction(int childId, wxString* actionName);
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// Returns the description for this object or a child.
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virtual wxAccStatus GetDescription(int childId, wxString* description);
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// Returns help text for this object or a child, similar to tooltip text.
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virtual wxAccStatus GetHelpText(int childId, wxString* helpText);
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// Returns the keyboard shortcut for this object or child.
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// Return e.g. ALT+K
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virtual wxAccStatus GetKeyboardShortcut(int childId, wxString* shortcut);
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// Returns a role constant.
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virtual wxAccStatus GetRole(int childId, wxAccRole* role);
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// Returns a state constant.
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virtual wxAccStatus GetState(int childId, long* state);
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// Returns a localized string representing the value for the object
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// or child.
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virtual wxAccStatus GetValue(int childId, wxString* strValue);
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// Selects the object or child.
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virtual wxAccStatus Select(int childId, wxAccSelectionFlags selectFlags);
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// Gets the window with the keyboard focus.
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// If childId is 0 and child is NULL, no object in
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// this subhierarchy has the focus.
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// If this object has the focus, child should be 'this'.
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virtual wxAccStatus GetFocus(int* childId, wxAccessible** child);
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#if wxUSE_VARIANT
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// Gets a variant representing the selected children
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// of this object.
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// Acceptable values:
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// - a null variant (IsNull() returns true)
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// - a list variant (GetType() == wxT("list")
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// - an integer representing the selected child element,
|
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// or 0 if this object is selected (GetType() == wxT("long")
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// - a "void*" pointer to a wxAccessible child object
|
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virtual wxAccStatus GetSelections(wxVariant* selections);
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#endif // wxUSE_VARIANT
|
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};
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#endif // wxUSE_ACCESSIBILITY
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#endif // _WX_WINDOW_H_BASE_
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