e0fddcefb6
This doesn't happen often but when it does, the results are catastrophic and not always easy to debug, so try catch this as soon as possible. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73139 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2039 lines
76 KiB
C++
2039 lines
76 KiB
C++
///////////////////////////////////////////////////////////////////////////////
|
|
// Name: wx/window.h
|
|
// Purpose: wxWindowBase class - the interface of wxWindow
|
|
// Author: Vadim Zeitlin
|
|
// Modified by: Ron Lee
|
|
// Created: 01/02/97
|
|
// RCS-ID: $Id$
|
|
// Copyright: (c) Vadim Zeitlin
|
|
// Licence: wxWindows licence
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef _WX_WINDOW_H_BASE_
|
|
#define _WX_WINDOW_H_BASE_
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// headers which we must include here
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#include "wx/event.h" // the base class
|
|
|
|
#include "wx/list.h" // defines wxWindowList
|
|
|
|
#include "wx/cursor.h" // we have member variables of these classes
|
|
#include "wx/font.h" // so we can't do without them
|
|
#include "wx/colour.h"
|
|
#include "wx/region.h"
|
|
#include "wx/utils.h"
|
|
#include "wx/intl.h"
|
|
|
|
#include "wx/validate.h" // for wxDefaultValidator (always include it)
|
|
|
|
#if wxUSE_PALETTE
|
|
#include "wx/palette.h"
|
|
#endif // wxUSE_PALETTE
|
|
|
|
#if wxUSE_ACCEL
|
|
#include "wx/accel.h"
|
|
#endif // wxUSE_ACCEL
|
|
|
|
#if wxUSE_ACCESSIBILITY
|
|
#include "wx/access.h"
|
|
#endif
|
|
|
|
// when building wxUniv/Foo we don't want the code for native menu use to be
|
|
// compiled in - it should only be used when building real wxFoo
|
|
#ifdef __WXUNIVERSAL__
|
|
#define wxUSE_MENUS_NATIVE 0
|
|
#else // !__WXUNIVERSAL__
|
|
#define wxUSE_MENUS_NATIVE wxUSE_MENUS
|
|
#endif // __WXUNIVERSAL__/!__WXUNIVERSAL__
|
|
|
|
|
|
// Define this macro if the corresponding operating system handles the state
|
|
// of children windows automatically when the parent is enabled/disabled.
|
|
// Otherwise wx itself must ensure that when the parent is disabled its
|
|
// children are disabled too, and their initial state is restored when the
|
|
// parent is enabled back.
|
|
#if defined(__WXMSW__) || defined(__WXPM__)
|
|
// must do everything ourselves
|
|
#undef wxHAS_NATIVE_ENABLED_MANAGEMENT
|
|
#else
|
|
#define wxHAS_NATIVE_ENABLED_MANAGEMENT
|
|
#endif
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// forward declarations
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_FWD_CORE wxCaret;
|
|
class WXDLLIMPEXP_FWD_CORE wxControl;
|
|
class WXDLLIMPEXP_FWD_CORE wxCursor;
|
|
class WXDLLIMPEXP_FWD_CORE wxDC;
|
|
class WXDLLIMPEXP_FWD_CORE wxDropTarget;
|
|
class WXDLLIMPEXP_FWD_CORE wxLayoutConstraints;
|
|
class WXDLLIMPEXP_FWD_CORE wxSizer;
|
|
class WXDLLIMPEXP_FWD_CORE wxToolTip;
|
|
class WXDLLIMPEXP_FWD_CORE wxWindowBase;
|
|
class WXDLLIMPEXP_FWD_CORE wxWindow;
|
|
class WXDLLIMPEXP_FWD_CORE wxScrollHelper;
|
|
|
|
#if wxUSE_ACCESSIBILITY
|
|
class WXDLLIMPEXP_FWD_CORE wxAccessible;
|
|
#endif
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// helper stuff used by wxWindow
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// struct containing all the visual attributes of a control
|
|
struct WXDLLIMPEXP_CORE wxVisualAttributes
|
|
{
|
|
// the font used for control label/text inside it
|
|
wxFont font;
|
|
|
|
// the foreground colour
|
|
wxColour colFg;
|
|
|
|
// the background colour, may be wxNullColour if the controls background
|
|
// colour is not solid
|
|
wxColour colBg;
|
|
};
|
|
|
|
// different window variants, on platforms like eg mac uses different
|
|
// rendering sizes
|
|
enum wxWindowVariant
|
|
{
|
|
wxWINDOW_VARIANT_NORMAL, // Normal size
|
|
wxWINDOW_VARIANT_SMALL, // Smaller size (about 25 % smaller than normal)
|
|
wxWINDOW_VARIANT_MINI, // Mini size (about 33 % smaller than normal)
|
|
wxWINDOW_VARIANT_LARGE, // Large size (about 25 % larger than normal)
|
|
wxWINDOW_VARIANT_MAX
|
|
};
|
|
|
|
#if wxUSE_SYSTEM_OPTIONS
|
|
#define wxWINDOW_DEFAULT_VARIANT wxT("window-default-variant")
|
|
#endif
|
|
|
|
// valid values for Show/HideWithEffect()
|
|
enum wxShowEffect
|
|
{
|
|
wxSHOW_EFFECT_NONE,
|
|
wxSHOW_EFFECT_ROLL_TO_LEFT,
|
|
wxSHOW_EFFECT_ROLL_TO_RIGHT,
|
|
wxSHOW_EFFECT_ROLL_TO_TOP,
|
|
wxSHOW_EFFECT_ROLL_TO_BOTTOM,
|
|
wxSHOW_EFFECT_SLIDE_TO_LEFT,
|
|
wxSHOW_EFFECT_SLIDE_TO_RIGHT,
|
|
wxSHOW_EFFECT_SLIDE_TO_TOP,
|
|
wxSHOW_EFFECT_SLIDE_TO_BOTTOM,
|
|
wxSHOW_EFFECT_BLEND,
|
|
wxSHOW_EFFECT_EXPAND,
|
|
wxSHOW_EFFECT_MAX
|
|
};
|
|
|
|
// flags for SendSizeEvent()
|
|
enum
|
|
{
|
|
wxSEND_EVENT_POST = 1
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// (pseudo)template list classes
|
|
// ----------------------------------------------------------------------------
|
|
|
|
WX_DECLARE_LIST_3(wxWindow, wxWindowBase, wxWindowList, wxWindowListNode, class WXDLLIMPEXP_CORE);
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// global variables
|
|
// ----------------------------------------------------------------------------
|
|
|
|
extern WXDLLIMPEXP_DATA_CORE(wxWindowList) wxTopLevelWindows;
|
|
|
|
// declared here for compatibility only, main declaration is in wx/app.h
|
|
extern WXDLLIMPEXP_DATA_BASE(wxList) wxPendingDelete;
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxWindowBase is the base class for all GUI controls/widgets, this is the public
|
|
// interface of this class.
|
|
//
|
|
// Event handler: windows have themselves as their event handlers by default,
|
|
// but their event handlers could be set to another object entirely. This
|
|
// separation can reduce the amount of derivation required, and allow
|
|
// alteration of a window's functionality (e.g. by a resource editor that
|
|
// temporarily switches event handlers).
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_CORE wxWindowBase : public wxEvtHandler
|
|
{
|
|
public:
|
|
// creating the window
|
|
// -------------------
|
|
|
|
// default ctor, initializes everything which can be initialized before
|
|
// Create()
|
|
wxWindowBase() ;
|
|
|
|
virtual ~wxWindowBase();
|
|
|
|
// deleting the window
|
|
// -------------------
|
|
|
|
// ask the window to close itself, return true if the event handler
|
|
// honoured our request
|
|
bool Close( bool force = false );
|
|
|
|
// the following functions delete the C++ objects (the window itself
|
|
// or its children) as well as the GUI windows and normally should
|
|
// never be used directly
|
|
|
|
// delete window unconditionally (dangerous!), returns true if ok
|
|
virtual bool Destroy();
|
|
// delete all children of this window, returns true if ok
|
|
bool DestroyChildren();
|
|
|
|
// is the window being deleted?
|
|
bool IsBeingDeleted() const;
|
|
|
|
// window attributes
|
|
// -----------------
|
|
|
|
// label is just the same as the title (but for, e.g., buttons it
|
|
// makes more sense to speak about labels), title access
|
|
// is available from wxTLW classes only (frames, dialogs)
|
|
virtual void SetLabel(const wxString& label) = 0;
|
|
virtual wxString GetLabel() const = 0;
|
|
|
|
// the window name is used for ressource setting in X, it is not the
|
|
// same as the window title/label
|
|
virtual void SetName( const wxString &name ) { m_windowName = name; }
|
|
virtual wxString GetName() const { return m_windowName; }
|
|
|
|
// sets the window variant, calls internally DoSetVariant if variant
|
|
// has changed
|
|
void SetWindowVariant(wxWindowVariant variant);
|
|
wxWindowVariant GetWindowVariant() const { return m_windowVariant; }
|
|
|
|
|
|
// get or change the layout direction (LTR or RTL) for this window,
|
|
// wxLayout_Default is returned if layout direction is not supported
|
|
virtual wxLayoutDirection GetLayoutDirection() const
|
|
{ return wxLayout_Default; }
|
|
virtual void SetLayoutDirection(wxLayoutDirection WXUNUSED(dir))
|
|
{ }
|
|
|
|
// mirror coordinates for RTL layout if this window uses it and if the
|
|
// mirroring is not done automatically like Win32
|
|
virtual wxCoord AdjustForLayoutDirection(wxCoord x,
|
|
wxCoord width,
|
|
wxCoord widthTotal) const;
|
|
|
|
|
|
// window id uniquely identifies the window among its siblings unless
|
|
// it is wxID_ANY which means "don't care"
|
|
void SetId( wxWindowID winid ) { m_windowId = winid; }
|
|
wxWindowID GetId() const { return m_windowId; }
|
|
|
|
// generate a unique id (or count of them consecutively), returns a
|
|
// valid id in the auto-id range or wxID_NONE if failed. If using
|
|
// autoid management, it will mark the id as reserved until it is
|
|
// used (by assigning it to a wxWindowIDRef) or unreserved.
|
|
static wxWindowID NewControlId(int count = 1)
|
|
{
|
|
return wxIdManager::ReserveId(count);
|
|
}
|
|
|
|
// If an ID generated from NewControlId is not assigned to a wxWindowIDRef,
|
|
// it must be unreserved
|
|
static void UnreserveControlId(wxWindowID id, int count = 1)
|
|
{
|
|
wxIdManager::UnreserveId(id, count);
|
|
}
|
|
|
|
|
|
// moving/resizing
|
|
// ---------------
|
|
|
|
// set the window size and/or position
|
|
void SetSize( int x, int y, int width, int height,
|
|
int sizeFlags = wxSIZE_AUTO )
|
|
{ DoSetSize(x, y, width, height, sizeFlags); }
|
|
|
|
void SetSize( int width, int height )
|
|
{ DoSetSize( wxDefaultCoord, wxDefaultCoord, width, height, wxSIZE_USE_EXISTING ); }
|
|
|
|
void SetSize( const wxSize& size )
|
|
{ SetSize( size.x, size.y); }
|
|
|
|
void SetSize(const wxRect& rect, int sizeFlags = wxSIZE_AUTO)
|
|
{ DoSetSize(rect.x, rect.y, rect.width, rect.height, sizeFlags); }
|
|
|
|
void Move(int x, int y, int flags = wxSIZE_USE_EXISTING)
|
|
{ DoSetSize(x, y, wxDefaultCoord, wxDefaultCoord, flags); }
|
|
|
|
void Move(const wxPoint& pt, int flags = wxSIZE_USE_EXISTING)
|
|
{ Move(pt.x, pt.y, flags); }
|
|
|
|
void SetPosition(const wxPoint& pt) { Move(pt); }
|
|
|
|
// Z-order
|
|
virtual void Raise() = 0;
|
|
virtual void Lower() = 0;
|
|
|
|
// client size is the size of area available for subwindows
|
|
void SetClientSize( int width, int height )
|
|
{ DoSetClientSize(width, height); }
|
|
|
|
void SetClientSize( const wxSize& size )
|
|
{ DoSetClientSize(size.x, size.y); }
|
|
|
|
void SetClientSize(const wxRect& rect)
|
|
{ SetClientSize( rect.width, rect.height ); }
|
|
|
|
// get the window position (pointers may be NULL): notice that it is in
|
|
// client coordinates for child windows and screen coordinates for the
|
|
// top level ones, use GetScreenPosition() if you need screen
|
|
// coordinates for all kinds of windows
|
|
void GetPosition( int *x, int *y ) const { DoGetPosition(x, y); }
|
|
wxPoint GetPosition() const
|
|
{
|
|
int x, y;
|
|
DoGetPosition(&x, &y);
|
|
|
|
return wxPoint(x, y);
|
|
}
|
|
|
|
// get the window position in screen coordinates
|
|
void GetScreenPosition(int *x, int *y) const { DoGetScreenPosition(x, y); }
|
|
wxPoint GetScreenPosition() const
|
|
{
|
|
int x, y;
|
|
DoGetScreenPosition(&x, &y);
|
|
|
|
return wxPoint(x, y);
|
|
}
|
|
|
|
// get the window size (pointers may be NULL)
|
|
void GetSize( int *w, int *h ) const { DoGetSize(w, h); }
|
|
wxSize GetSize() const
|
|
{
|
|
int w, h;
|
|
DoGetSize(& w, & h);
|
|
return wxSize(w, h);
|
|
}
|
|
|
|
void GetClientSize( int *w, int *h ) const { DoGetClientSize(w, h); }
|
|
wxSize GetClientSize() const
|
|
{
|
|
int w, h;
|
|
DoGetClientSize(&w, &h);
|
|
|
|
return wxSize(w, h);
|
|
}
|
|
|
|
// get the position and size at once
|
|
wxRect GetRect() const
|
|
{
|
|
int x, y, w, h;
|
|
GetPosition(&x, &y);
|
|
GetSize(&w, &h);
|
|
|
|
return wxRect(x, y, w, h);
|
|
}
|
|
|
|
wxRect GetScreenRect() const
|
|
{
|
|
int x, y, w, h;
|
|
GetScreenPosition(&x, &y);
|
|
GetSize(&w, &h);
|
|
|
|
return wxRect(x, y, w, h);
|
|
}
|
|
|
|
// get the origin of the client area of the window relative to the
|
|
// window top left corner (the client area may be shifted because of
|
|
// the borders, scrollbars, other decorations...)
|
|
virtual wxPoint GetClientAreaOrigin() const;
|
|
|
|
// get the client rectangle in window (i.e. client) coordinates
|
|
wxRect GetClientRect() const
|
|
{
|
|
return wxRect(GetClientAreaOrigin(), GetClientSize());
|
|
}
|
|
|
|
// client<->window size conversion
|
|
virtual wxSize ClientToWindowSize(const wxSize& size) const;
|
|
virtual wxSize WindowToClientSize(const wxSize& size) const;
|
|
|
|
// get the size best suited for the window (in fact, minimal
|
|
// acceptable size using which it will still look "nice" in
|
|
// most situations)
|
|
wxSize GetBestSize() const;
|
|
|
|
void GetBestSize(int *w, int *h) const
|
|
{
|
|
wxSize s = GetBestSize();
|
|
if ( w )
|
|
*w = s.x;
|
|
if ( h )
|
|
*h = s.y;
|
|
}
|
|
|
|
// Determine the best size in the other direction if one of them is
|
|
// fixed. This is used with windows that can wrap their contents and
|
|
// returns input-independent best size for the others.
|
|
int GetBestHeight(int width) const;
|
|
int GetBestWidth(int height) const;
|
|
|
|
|
|
void SetScrollHelper( wxScrollHelper *sh ) { m_scrollHelper = sh; }
|
|
wxScrollHelper *GetScrollHelper() { return m_scrollHelper; }
|
|
|
|
// reset the cached best size value so it will be recalculated the
|
|
// next time it is needed.
|
|
void InvalidateBestSize();
|
|
void CacheBestSize(const wxSize& size) const
|
|
{ wxConstCast(this, wxWindowBase)->m_bestSizeCache = size; }
|
|
|
|
|
|
// This function will merge the window's best size into the window's
|
|
// minimum size, giving priority to the min size components, and
|
|
// returns the results.
|
|
virtual wxSize GetEffectiveMinSize() const;
|
|
wxDEPRECATED( wxSize GetBestFittingSize() const ); // replaced by GetEffectiveMinSize
|
|
wxDEPRECATED( wxSize GetAdjustedMinSize() const ); // replaced by GetEffectiveMinSize
|
|
|
|
// A 'Smart' SetSize that will fill in default size values with 'best'
|
|
// size. Sets the minsize to what was passed in.
|
|
void SetInitialSize(const wxSize& size=wxDefaultSize);
|
|
wxDEPRECATED( void SetBestFittingSize(const wxSize& size=wxDefaultSize) ); // replaced by SetInitialSize
|
|
|
|
|
|
// the generic centre function - centers the window on parent by`
|
|
// default or on screen if it doesn't have parent or
|
|
// wxCENTER_ON_SCREEN flag is given
|
|
void Centre(int dir = wxBOTH) { DoCentre(dir); }
|
|
void Center(int dir = wxBOTH) { DoCentre(dir); }
|
|
|
|
// centre with respect to the parent window
|
|
void CentreOnParent(int dir = wxBOTH) { DoCentre(dir); }
|
|
void CenterOnParent(int dir = wxBOTH) { CentreOnParent(dir); }
|
|
|
|
// set window size to wrap around its children
|
|
virtual void Fit();
|
|
|
|
// set virtual size to satisfy children
|
|
virtual void FitInside();
|
|
|
|
|
|
// SetSizeHints is actually for setting the size hints
|
|
// for the wxTLW for a Window Manager - hence the name -
|
|
// and it is therefore overridden in wxTLW to do that.
|
|
// In wxWindow(Base), it has (unfortunately) been abused
|
|
// to mean the same as SetMinSize() and SetMaxSize().
|
|
|
|
virtual void SetSizeHints( int minW, int minH,
|
|
int maxW = wxDefaultCoord, int maxH = wxDefaultCoord,
|
|
int incW = wxDefaultCoord, int incH = wxDefaultCoord )
|
|
{ DoSetSizeHints(minW, minH, maxW, maxH, incW, incH); }
|
|
|
|
void SetSizeHints( const wxSize& minSize,
|
|
const wxSize& maxSize=wxDefaultSize,
|
|
const wxSize& incSize=wxDefaultSize)
|
|
{ DoSetSizeHints(minSize.x, minSize.y, maxSize.x, maxSize.y, incSize.x, incSize.y); }
|
|
|
|
|
|
#if WXWIN_COMPATIBILITY_2_8
|
|
// these are useless and do nothing since wxWidgets 2.9
|
|
wxDEPRECATED( virtual void SetVirtualSizeHints( int minW, int minH,
|
|
int maxW = wxDefaultCoord, int maxH = wxDefaultCoord ) );
|
|
wxDEPRECATED( void SetVirtualSizeHints( const wxSize& minSize,
|
|
const wxSize& maxSize=wxDefaultSize) );
|
|
#endif // WXWIN_COMPATIBILITY_2_8
|
|
|
|
|
|
// Call these to override what GetBestSize() returns. This
|
|
// method is only virtual because it is overridden in wxTLW
|
|
// as a different API for SetSizeHints().
|
|
virtual void SetMinSize(const wxSize& minSize);
|
|
virtual void SetMaxSize(const wxSize& maxSize);
|
|
|
|
// Like Set*Size, but for client, not window, size
|
|
virtual void SetMinClientSize(const wxSize& size)
|
|
{ SetMinSize(ClientToWindowSize(size)); }
|
|
virtual void SetMaxClientSize(const wxSize& size)
|
|
{ SetMaxSize(ClientToWindowSize(size)); }
|
|
|
|
// Override these methods to impose restrictions on min/max size.
|
|
// The easier way is to call SetMinSize() and SetMaxSize() which
|
|
// will have the same effect. Doing both is non-sense.
|
|
virtual wxSize GetMinSize() const { return wxSize(m_minWidth, m_minHeight); }
|
|
virtual wxSize GetMaxSize() const { return wxSize(m_maxWidth, m_maxHeight); }
|
|
|
|
// Like Get*Size, but for client, not window, size
|
|
virtual wxSize GetMinClientSize() const
|
|
{ return WindowToClientSize(GetMinSize()); }
|
|
virtual wxSize GetMaxClientSize() const
|
|
{ return WindowToClientSize(GetMaxSize()); }
|
|
|
|
// Get the min and max values one by one
|
|
int GetMinWidth() const { return GetMinSize().x; }
|
|
int GetMinHeight() const { return GetMinSize().y; }
|
|
int GetMaxWidth() const { return GetMaxSize().x; }
|
|
int GetMaxHeight() const { return GetMaxSize().y; }
|
|
|
|
|
|
// Methods for accessing the virtual size of a window. For most
|
|
// windows this is just the client area of the window, but for
|
|
// some like scrolled windows it is more or less independent of
|
|
// the screen window size. You may override the DoXXXVirtual
|
|
// methods below for classes where that is the case.
|
|
|
|
void SetVirtualSize( const wxSize &size ) { DoSetVirtualSize( size.x, size.y ); }
|
|
void SetVirtualSize( int x, int y ) { DoSetVirtualSize( x, y ); }
|
|
|
|
wxSize GetVirtualSize() const { return DoGetVirtualSize(); }
|
|
void GetVirtualSize( int *x, int *y ) const
|
|
{
|
|
wxSize s( DoGetVirtualSize() );
|
|
|
|
if( x )
|
|
*x = s.GetWidth();
|
|
if( y )
|
|
*y = s.GetHeight();
|
|
}
|
|
|
|
// Override these methods for windows that have a virtual size
|
|
// independent of their client size. eg. the virtual area of a
|
|
// wxScrolledWindow.
|
|
|
|
virtual void DoSetVirtualSize( int x, int y );
|
|
virtual wxSize DoGetVirtualSize() const;
|
|
|
|
// Return the largest of ClientSize and BestSize (as determined
|
|
// by a sizer, interior children, or other means)
|
|
|
|
virtual wxSize GetBestVirtualSize() const
|
|
{
|
|
wxSize client( GetClientSize() );
|
|
wxSize best( GetBestSize() );
|
|
|
|
return wxSize( wxMax( client.x, best.x ), wxMax( client.y, best.y ) );
|
|
}
|
|
|
|
// return the size of the left/right and top/bottom borders in x and y
|
|
// components of the result respectively
|
|
virtual wxSize GetWindowBorderSize() const;
|
|
|
|
// wxSizer and friends use this to give a chance to a component to recalc
|
|
// its min size once one of the final size components is known. Override
|
|
// this function when that is useful (such as for wxStaticText which can
|
|
// stretch over several lines). Parameter availableOtherDir
|
|
// tells the item how much more space there is available in the opposite
|
|
// direction (-1 if unknown).
|
|
virtual bool
|
|
InformFirstDirection(int direction, int size, int availableOtherDir);
|
|
|
|
// sends a size event to the window using its current size -- this has an
|
|
// effect of refreshing the window layout
|
|
//
|
|
// by default the event is sent, i.e. processed immediately, but if flags
|
|
// value includes wxSEND_EVENT_POST then it's posted, i.e. only schedule
|
|
// for later processing
|
|
virtual void SendSizeEvent(int flags = 0);
|
|
|
|
// this is a safe wrapper for GetParent()->SendSizeEvent(): it checks that
|
|
// we have a parent window and it's not in process of being deleted
|
|
//
|
|
// this is used by controls such as tool/status bars changes to which must
|
|
// also result in parent re-layout
|
|
void SendSizeEventToParent(int flags = 0);
|
|
|
|
// this is a more readable synonym for SendSizeEvent(wxSEND_EVENT_POST)
|
|
void PostSizeEvent() { SendSizeEvent(wxSEND_EVENT_POST); }
|
|
|
|
// this is the same as SendSizeEventToParent() but using PostSizeEvent()
|
|
void PostSizeEventToParent() { SendSizeEventToParent(wxSEND_EVENT_POST); }
|
|
|
|
|
|
// window state
|
|
// ------------
|
|
|
|
// returns true if window was shown/hidden, false if the nothing was
|
|
// done (window was already shown/hidden)
|
|
virtual bool Show( bool show = true );
|
|
bool Hide() { return Show(false); }
|
|
|
|
// show or hide the window with a special effect, not implemented on
|
|
// most platforms (where it is the same as Show()/Hide() respectively)
|
|
//
|
|
// timeout specifies how long the animation should take, in ms, the
|
|
// default value of 0 means to use the default (system-dependent) value
|
|
virtual bool ShowWithEffect(wxShowEffect WXUNUSED(effect),
|
|
unsigned WXUNUSED(timeout) = 0)
|
|
{
|
|
return Show();
|
|
}
|
|
|
|
virtual bool HideWithEffect(wxShowEffect WXUNUSED(effect),
|
|
unsigned WXUNUSED(timeout) = 0)
|
|
{
|
|
return Hide();
|
|
}
|
|
|
|
// returns true if window was enabled/disabled, false if nothing done
|
|
virtual bool Enable( bool enable = true );
|
|
bool Disable() { return Enable(false); }
|
|
|
|
virtual bool IsShown() const { return m_isShown; }
|
|
// returns true if the window is really enabled and false otherwise,
|
|
// whether because it had been explicitly disabled itself or because
|
|
// its parent is currently disabled -- then this method returns false
|
|
// whatever is the intrinsic state of this window, use IsThisEnabled(0
|
|
// to retrieve it. In other words, this relation always holds:
|
|
//
|
|
// IsEnabled() == IsThisEnabled() && parent.IsEnabled()
|
|
//
|
|
bool IsEnabled() const;
|
|
|
|
// returns the internal window state independently of the parent(s)
|
|
// state, i.e. the state in which the window would be if all its
|
|
// parents were enabled (use IsEnabled() above to get the effective
|
|
// window state)
|
|
bool IsThisEnabled() const { return m_isEnabled; }
|
|
|
|
// returns true if the window is visible, i.e. IsShown() returns true
|
|
// if called on it and all its parents up to the first TLW
|
|
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) synonyms
|
|
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; }
|
|
|
|
bool HasExtraStyle(int exFlag) const { return (m_exStyle & exFlag) != 0; }
|
|
|
|
#if WXWIN_COMPATIBILITY_2_8
|
|
// make the window modal (all other windows unresponsive)
|
|
wxDEPRECATED( virtual void MakeModal(bool modal = true) );
|
|
#endif
|
|
|
|
// (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 */;
|
|
|
|
// return true if the window has focus (handles composite windows
|
|
// correctly - returns true if GetMainWindowOfCompositeControl()
|
|
// has focus)
|
|
virtual bool HasFocus() const;
|
|
|
|
// can this window have focus in principle?
|
|
//
|
|
// the difference between AcceptsFocus[FromKeyboard]() and CanAcceptFocus
|
|
// [FromKeyboard]() is that the former functions are meant to be
|
|
// overridden in the derived classes to simply return false if the
|
|
// control can't have focus, while the latter are meant to be used by
|
|
// this class clients and take into account the current window state
|
|
virtual bool AcceptsFocus() const { return true; }
|
|
|
|
// can this window or one of its children accept focus?
|
|
//
|
|
// usually it's the same as AcceptsFocus() but is overridden for
|
|
// container windows
|
|
virtual bool AcceptsFocusRecursively() const { return AcceptsFocus(); }
|
|
|
|
// 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(); }
|
|
|
|
|
|
// this is mostly a helper for the various functions using it below
|
|
bool CanBeFocused() const { return IsShown() && IsEnabled(); }
|
|
|
|
// can this window itself have focus?
|
|
bool IsFocusable() const { return AcceptsFocus() && CanBeFocused(); }
|
|
|
|
// can this window have focus right now?
|
|
//
|
|
// if this method returns true, it means that calling SetFocus() will
|
|
// put focus either to this window or one of its children, if you need
|
|
// to know whether this window accepts focus itself, use IsFocusable()
|
|
bool CanAcceptFocus() const
|
|
{ return AcceptsFocusRecursively() && CanBeFocused(); }
|
|
|
|
// can this window be assigned focus from keyboard right now?
|
|
bool CanAcceptFocusFromKeyboard() const
|
|
{ return AcceptsFocusFromKeyboard() && CanBeFocused(); }
|
|
|
|
// call this when the return value of AcceptsFocus() changes
|
|
virtual void SetCanFocus(bool WXUNUSED(canFocus)) { }
|
|
|
|
// navigates inside this window
|
|
bool NavigateIn(int flags = wxNavigationKeyEvent::IsForward)
|
|
{ return DoNavigateIn(flags); }
|
|
|
|
// navigates in the specified direction from this window, this is
|
|
// equivalent to GetParent()->NavigateIn()
|
|
bool Navigate(int flags = wxNavigationKeyEvent::IsForward)
|
|
{ return m_parent && ((wxWindowBase *)m_parent)->DoNavigateIn(flags); }
|
|
|
|
// this function will generate the appropriate call to Navigate() if the
|
|
// key event is one normally used for keyboard navigation and return true
|
|
// in this case
|
|
bool HandleAsNavigationKey(const wxKeyEvent& event);
|
|
|
|
// 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, OrderBefore); }
|
|
void MoveAfterInTabOrder(wxWindow *win)
|
|
{ DoMoveInTabOrder(win, OrderAfter); }
|
|
|
|
|
|
// 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() ; }
|
|
|
|
// 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(OrderBefore); }
|
|
wxWindow *GetNextSibling() const { return DoGetSibling(OrderAfter); }
|
|
|
|
// 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;
|
|
|
|
// is this window a child or grand child of this one (inside the same
|
|
// TLW)?
|
|
bool IsDescendant(wxWindowBase* win) const;
|
|
|
|
// it doesn't really change parent, use Reparent() instead
|
|
void SetParent( wxWindowBase *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 );
|
|
|
|
// returns true if the child is in the client area of the window, i.e. is
|
|
// not scrollbar, toolbar etc.
|
|
virtual bool IsClientAreaChild(const wxWindow *WXUNUSED(child)) const
|
|
{ return true; }
|
|
|
|
// 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 );
|
|
|
|
// 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);
|
|
|
|
// Process an event by calling GetEventHandler()->ProcessEvent(): this
|
|
// is a straightforward replacement for ProcessEvent() itself which
|
|
// shouldn't be used directly with windows as it doesn't take into
|
|
// account any event handlers associated with the window
|
|
bool ProcessWindowEvent(wxEvent& event)
|
|
{ return GetEventHandler()->ProcessEvent(event); }
|
|
|
|
// Call GetEventHandler()->ProcessEventLocally(): this should be used
|
|
// instead of calling ProcessEventLocally() directly on the window
|
|
// itself as this wouldn't take any pushed event handlers into account
|
|
// correctly
|
|
bool ProcessWindowEventLocally(wxEvent& event)
|
|
{ return GetEventHandler()->ProcessEventLocally(event); }
|
|
|
|
// Process an event by calling GetEventHandler()->ProcessEvent() and
|
|
// handling any exceptions thrown by event handlers. It's mostly useful
|
|
// when processing wx events when called from C code (e.g. in GTK+
|
|
// callback) when the exception wouldn't correctly propagate to
|
|
// wxEventLoop.
|
|
bool HandleWindowEvent(wxEvent& event) const;
|
|
|
|
// disable wxEvtHandler double-linked list mechanism:
|
|
virtual void SetNextHandler(wxEvtHandler *handler);
|
|
virtual void SetPreviousHandler(wxEvtHandler *handler);
|
|
|
|
|
|
// Watcom doesn't allow reducing access with using access declaration, see
|
|
// #10749
|
|
#ifndef __WATCOMC__
|
|
protected:
|
|
|
|
// NOTE: we change the access specifier of the following wxEvtHandler functions
|
|
// so that the user won't be able to call them directly.
|
|
// Calling wxWindow::ProcessEvent in fact only works when there are NO
|
|
// event handlers pushed on the window.
|
|
// To ensure correct operation, instead of wxWindow::ProcessEvent
|
|
// you must always call wxWindow::GetEventHandler()->ProcessEvent()
|
|
// or HandleWindowEvent().
|
|
// The same holds for all other wxEvtHandler functions.
|
|
|
|
using wxEvtHandler::ProcessEvent;
|
|
using wxEvtHandler::ProcessEventLocally;
|
|
#if wxUSE_THREADS
|
|
using wxEvtHandler::ProcessThreadEvent;
|
|
#endif
|
|
using wxEvtHandler::SafelyProcessEvent;
|
|
using wxEvtHandler::ProcessPendingEvents;
|
|
using wxEvtHandler::AddPendingEvent;
|
|
using wxEvtHandler::QueueEvent;
|
|
#endif // __WATCOMC__
|
|
|
|
public:
|
|
|
|
// 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 ) const;
|
|
wxPoint ConvertDialogToPixels( const wxPoint& pt ) const;
|
|
wxSize ConvertPixelsToDialog( const wxSize& sz ) const
|
|
{
|
|
wxPoint pt(ConvertPixelsToDialog(wxPoint(sz.x, sz.y)));
|
|
|
|
return wxSize(pt.x, pt.y);
|
|
}
|
|
|
|
wxSize ConvertDialogToPixels( const wxSize& sz ) const
|
|
{
|
|
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
|
|
void Freeze();
|
|
|
|
// thaw the window: redraw it after it had been frozen
|
|
void Thaw();
|
|
|
|
// return true if window had been frozen and not unthawed yet
|
|
bool IsFrozen() const { return m_freezeCount != 0; }
|
|
|
|
// 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.
|
|
virtual bool SetBackgroundStyle(wxBackgroundStyle style);
|
|
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; }
|
|
|
|
// Returns true if background transparency is supported for this
|
|
// window, i.e. if calling SetBackgroundStyle(wxBG_STYLE_TRANSPARENT)
|
|
// has a chance of succeeding. If reason argument is non-NULL, returns a
|
|
// user-readable explanation of why it isn't supported if the return
|
|
// value is false.
|
|
virtual bool IsTransparentBackgroundSupported(wxString* reason = NULL) const;
|
|
|
|
// 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
|
|
void GetTextExtent(const wxString& string,
|
|
int *x, int *y,
|
|
int *descent = NULL,
|
|
int *externalLeading = NULL,
|
|
const wxFont *font = NULL) const
|
|
{
|
|
DoGetTextExtent(string, x, y, descent, externalLeading, font);
|
|
}
|
|
|
|
wxSize GetTextExtent(const wxString& string) const
|
|
{
|
|
wxCoord w, h;
|
|
GetTextExtent(string, &w, &h);
|
|
return wxSize(w, h);
|
|
}
|
|
|
|
// 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
|
|
// show popup menu at the given position, generate events for the items
|
|
// selected in it
|
|
bool PopupMenu(wxMenu *menu, const wxPoint& pos = wxDefaultPosition)
|
|
{ return PopupMenu(menu, pos.x, pos.y); }
|
|
bool PopupMenu(wxMenu *menu, int x, int y);
|
|
|
|
// simply return the id of the selected item or wxID_NONE without
|
|
// generating any events
|
|
int GetPopupMenuSelectionFromUser(wxMenu& menu,
|
|
const wxPoint& pos = wxDefaultPosition)
|
|
{ return DoGetPopupMenuSelectionFromUser(menu, pos.x, pos.y); }
|
|
int GetPopupMenuSelectionFromUser(wxMenu& menu, int x, int y)
|
|
{ return DoGetPopupMenuSelectionFromUser(menu, x, y); }
|
|
#endif // wxUSE_MENUS
|
|
|
|
// override this method to return true for controls having multiple pages
|
|
virtual bool HasMultiplePages() const { return false; }
|
|
|
|
|
|
// scrollbars
|
|
// ----------
|
|
|
|
// can the window have the scrollbar in this orientation?
|
|
bool CanScroll(int orient) const
|
|
{
|
|
return (m_windowStyle &
|
|
(orient == wxHORIZONTAL ? wxHSCROLL : wxVSCROLL)) != 0;
|
|
}
|
|
|
|
// does the window have the scrollbar in this orientation?
|
|
bool HasScrollbar(int orient) const;
|
|
|
|
// 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 = 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); }
|
|
|
|
// call this to always show one or both scrollbars, even if the window
|
|
// is big enough to not require them
|
|
virtual void AlwaysShowScrollbars(bool WXUNUSED(horz) = true,
|
|
bool WXUNUSED(vert) = true)
|
|
{
|
|
}
|
|
|
|
// return true if AlwaysShowScrollbars() had been called before for the
|
|
// corresponding orientation
|
|
virtual bool IsScrollbarAlwaysShown(int WXUNUSED(orient)) const
|
|
{
|
|
return false;
|
|
}
|
|
|
|
// 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);
|
|
|
|
#if WXWIN_COMPATIBILITY_2_8
|
|
// Associate this help text with all windows with the same id as this one.
|
|
// Don't use this, do wxHelpProvider::Get()->AddHelp(id, text);
|
|
wxDEPRECATED( void SetHelpTextForId(const wxString& text) );
|
|
#endif // WXWIN_COMPATIBILITY_2_8
|
|
|
|
// 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, pointer can be NULL to remove
|
|
// existing tooltip
|
|
void SetToolTip( wxToolTip *tip ) { DoSetToolTip(tip); }
|
|
// more readable synonym for SetToolTip(NULL)
|
|
void UnsetToolTip() { SetToolTip(NULL); }
|
|
// get the associated tooltip or NULL if none
|
|
wxToolTip* GetToolTip() const { return m_tooltip; }
|
|
wxString GetToolTipText() const;
|
|
|
|
// Use the same tool tip as the given one (which can be NULL to indicate
|
|
// that no tooltip should be used) for this window. This is currently only
|
|
// used by wxCompositeWindow::DoSetToolTip() implementation and is not part
|
|
// of the public wx API.
|
|
//
|
|
// Returns true if tip was valid and we copied it or false if it was NULL
|
|
// and we reset our own tooltip too.
|
|
bool CopyToolTip(wxToolTip *tip);
|
|
#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)) { }
|
|
void UnsetToolTip() { }
|
|
#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; }
|
|
|
|
// Accept files for dragging
|
|
virtual void DragAcceptFiles(bool accept)
|
|
#ifdef __WXMSW__
|
|
// it does have common implementation but not for MSW which has its own
|
|
// native version of it
|
|
= 0
|
|
#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();
|
|
|
|
// Send idle event to window and all subwindows
|
|
// Returns true if more idle time is requested.
|
|
virtual bool SendIdleEvents(wxIdleEvent& event);
|
|
|
|
// 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; }
|
|
|
|
// returns true if the window can be positioned outside of parent's client
|
|
// area (normal windows can't, but e.g. menubar or statusbar can):
|
|
virtual bool CanBeOutsideClientArea() const { return false; }
|
|
|
|
// returns true if the platform should explicitly apply a theme border. Currently
|
|
// used only by Windows
|
|
virtual bool CanApplyThemeBorder() const { return true; }
|
|
|
|
// 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; }
|
|
|
|
// If this function returns true, keyboard navigation events shouldn't
|
|
// escape from it. A typical example of such "navigation domain" is a top
|
|
// level window because pressing TAB in one of them must not transfer focus
|
|
// to a different top level window. But it's not limited to them, e.g. MDI
|
|
// children frames are not top level windows (and their IsTopLevel()
|
|
// returns false) but still are self-contained navigation domains as well.
|
|
virtual bool IsTopNavigationDomain() const { return false; }
|
|
|
|
|
|
protected:
|
|
// helper for the derived class Create() methods: the first overload, with
|
|
// validator parameter, should be used for child windows while the second
|
|
// one is used for top level ones
|
|
bool CreateBase(wxWindowBase *parent,
|
|
wxWindowID winid,
|
|
const wxPoint& pos = wxDefaultPosition,
|
|
const wxSize& size = wxDefaultSize,
|
|
long style = 0,
|
|
const wxValidator& validator = wxDefaultValidator,
|
|
const wxString& name = wxPanelNameStr);
|
|
|
|
bool CreateBase(wxWindowBase *parent,
|
|
wxWindowID winid,
|
|
const wxPoint& pos,
|
|
const wxSize& size,
|
|
long style,
|
|
const wxString& name);
|
|
|
|
// event handling specific to wxWindow
|
|
virtual bool TryBefore(wxEvent& event);
|
|
virtual bool TryAfter(wxEvent& event);
|
|
|
|
enum WindowOrder
|
|
{
|
|
OrderBefore, // insert before the given window
|
|
OrderAfter // insert after the given window
|
|
};
|
|
|
|
// common part of GetPrev/NextSibling()
|
|
wxWindow *DoGetSibling(WindowOrder order) const;
|
|
|
|
// common part of MoveBefore/AfterInTabOrder()
|
|
virtual void DoMoveInTabOrder(wxWindow *win, WindowOrder move);
|
|
|
|
// implementation of Navigate() and NavigateIn()
|
|
virtual bool DoNavigateIn(int flags);
|
|
|
|
#if wxUSE_CONSTRAINTS
|
|
// satisfy the constraints for the windows but don't set the window sizes
|
|
void SatisfyConstraints();
|
|
#endif // wxUSE_CONSTRAINTS
|
|
|
|
// Send the wxWindowDestroyEvent if not done yet and sets m_isBeingDeleted
|
|
// to true
|
|
void SendDestroyEvent();
|
|
|
|
// this method should be implemented to use operating system specific code
|
|
// to really enable/disable the widget, it will only be called when we
|
|
// really need to enable/disable window and so no additional checks on the
|
|
// widgets state are necessary
|
|
virtual void DoEnable(bool WXUNUSED(enable)) { }
|
|
|
|
// called when the on-screen widget state changes and provides an
|
|
// an opportunity for the widget to update its visual state (colours,
|
|
// fonts, anything else) as necessary
|
|
virtual void OnEnabled(bool WXUNUSED(enabled)) { }
|
|
|
|
|
|
// the window id - a number which uniquely identifies a window among
|
|
// its siblings unless it is wxID_ANY
|
|
wxWindowIDRef 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;
|
|
|
|
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;
|
|
|
|
// this allows you to implement standard control borders without
|
|
// repeating the code in different classes that are not derived from
|
|
// wxControl
|
|
virtual wxBorder GetDefaultBorderForControl() const { return wxBORDER_THEME; }
|
|
|
|
// 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.
|
|
|
|
// text extent
|
|
virtual void DoGetTextExtent(const wxString& string,
|
|
int *x, int *y,
|
|
int *descent = NULL,
|
|
int *externalLeading = NULL,
|
|
const wxFont *font = NULL) const = 0;
|
|
|
|
// 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;
|
|
|
|
// this method can be overridden instead of DoGetBestSize() if it computes
|
|
// the best size of the client area of the window only, excluding borders
|
|
// (GetBorderSize() will be used to add them)
|
|
virtual wxSize DoGetBestClientSize() const { return wxDefaultSize; }
|
|
|
|
// These two methods can be overridden to implement intelligent
|
|
// width-for-height and/or height-for-width best size determination for the
|
|
// window. By default the fixed best size is used.
|
|
virtual int DoGetBestClientHeight(int WXUNUSED(width)) const
|
|
{ return wxDefaultCoord; }
|
|
virtual int DoGetBestClientWidth(int WXUNUSED(height)) const
|
|
{ return wxDefaultCoord; }
|
|
|
|
// this is the virtual function to be overridden 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;
|
|
|
|
virtual void DoSetSizeHints( int minW, int minH,
|
|
int maxW, int maxH,
|
|
int incW, int incH );
|
|
|
|
// return the total size of the window borders, i.e. the sum of the widths
|
|
// of the left and the right border in the x component of the returned size
|
|
// and the sum of the heights of the top and bottom borders in the y one
|
|
//
|
|
// NB: this is currently only implemented properly for wxMSW, wxGTK and
|
|
// wxUniv and doesn't behave correctly in the presence of scrollbars in
|
|
// the other ports
|
|
virtual wxSize DoGetBorderSize() const;
|
|
|
|
// 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 ) ;
|
|
|
|
|
|
// really freeze/thaw the window (should have port-specific implementation)
|
|
virtual void DoFreeze() { }
|
|
virtual void DoThaw() { }
|
|
|
|
|
|
// Must be called when mouse capture is lost to send
|
|
// wxMouseCaptureLostEvent to windows on capture stack.
|
|
static void NotifyCaptureLost();
|
|
|
|
private:
|
|
// recursively call our own and our children OnEnabled() when the
|
|
// enabled/disabled status changed because a parent window had been
|
|
// enabled/disabled
|
|
void NotifyWindowOnEnableChange(bool enabled);
|
|
|
|
#if wxUSE_MENUS
|
|
// temporary event handlers used by GetPopupMenuSelectionFromUser()
|
|
void InternalOnPopupMenu(wxCommandEvent& event);
|
|
void InternalOnPopupMenuUpdate(wxUpdateUIEvent& event);
|
|
|
|
// implementation of the public GetPopupMenuSelectionFromUser() method
|
|
int DoGetPopupMenuSelectionFromUser(wxMenu& menu, int x, int y);
|
|
#endif // wxUSE_MENUS
|
|
|
|
// layout the window children when its size changes unless this was
|
|
// explicitly disabled with SetAutoLayout(false)
|
|
void InternalOnSize(wxSizeEvent& event);
|
|
|
|
// base for dialog unit conversion, i.e. average character size
|
|
wxSize GetDlgUnitBase() const;
|
|
|
|
// 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;
|
|
|
|
|
|
// number of Freeze() calls minus the number of Thaw() calls: we're frozen
|
|
// (i.e. not being updated) if it is positive
|
|
unsigned int m_freezeCount;
|
|
|
|
|
|
DECLARE_ABSTRACT_CLASS(wxWindowBase)
|
|
wxDECLARE_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(__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(__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/osx/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
|
|
// ----------------------------------------------------------------------------
|
|
|
|
inline wxWindow *wxWindowBase::GetGrandParent() const
|
|
{
|
|
return m_parent ? m_parent->GetParent() : NULL;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// global functions
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Find the wxWindow at the current mouse position, also returning the mouse
|
|
// position.
|
|
extern WXDLLIMPEXP_CORE wxWindow* wxFindWindowAtPointer(wxPoint& pt);
|
|
|
|
// Get the current mouse position.
|
|
extern WXDLLIMPEXP_CORE wxPoint wxGetMousePosition();
|
|
|
|
// get the currently active window of this application or NULL
|
|
extern WXDLLIMPEXP_CORE wxWindow *wxGetActiveWindow();
|
|
|
|
// get the (first) top level parent window
|
|
WXDLLIMPEXP_CORE wxWindow* wxGetTopLevelParent(wxWindow *win);
|
|
|
|
#if WXWIN_COMPATIBILITY_2_6
|
|
// deprecated (doesn't start with 'wx' prefix), use wxWindow::NewControlId()
|
|
wxDEPRECATED( wxWindowID NewControlId() );
|
|
inline wxWindowID NewControlId() { return wxWindowBase::NewControlId(); }
|
|
#endif // WXWIN_COMPATIBILITY_2_6
|
|
|
|
#if wxUSE_ACCESSIBILITY
|
|
// ----------------------------------------------------------------------------
|
|
// accessible object for windows
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_CORE wxWindowAccessible: public wxAccessible
|
|
{
|
|
public:
|
|
wxWindowAccessible(wxWindow* win): wxAccessible(win) { if (win) win->SetAccessible(this); }
|
|
virtual ~wxWindowAccessible() {}
|
|
|
|
// Overridables
|
|
|
|
// Can return either a child object, or an integer
|
|
// representing the child element, starting from 1.
|
|
virtual wxAccStatus HitTest(const wxPoint& pt, int* childId, wxAccessible** childObject);
|
|
|
|
// Returns the rectangle for this object (id = 0) or a child element (id > 0).
|
|
virtual wxAccStatus GetLocation(wxRect& rect, int elementId);
|
|
|
|
// Navigates from fromId to toId/toObject.
|
|
virtual wxAccStatus Navigate(wxNavDir navDir, int fromId,
|
|
int* toId, wxAccessible** toObject);
|
|
|
|
// Gets the name of the specified object.
|
|
virtual wxAccStatus GetName(int childId, wxString* name);
|
|
|
|
// Gets the number of children.
|
|
virtual wxAccStatus GetChildCount(int* childCount);
|
|
|
|
// Gets the specified child (starting from 1).
|
|
// If *child is NULL and return value is wxACC_OK,
|
|
// this means that the child is a simple element and
|
|
// not an accessible object.
|
|
virtual wxAccStatus GetChild(int childId, wxAccessible** child);
|
|
|
|
// Gets the parent, or NULL.
|
|
virtual wxAccStatus GetParent(wxAccessible** parent);
|
|
|
|
// Performs the default action. childId is 0 (the action for this object)
|
|
// or > 0 (the action for a child).
|
|
// Return wxACC_NOT_SUPPORTED if there is no default action for this
|
|
// window (e.g. an edit control).
|
|
virtual wxAccStatus DoDefaultAction(int childId);
|
|
|
|
// Gets the default action for this object (0) or > 0 (the action for a child).
|
|
// Return wxACC_OK even if there is no action. actionName is the action, or the empty
|
|
// string if there is no action.
|
|
// The retrieved string describes the action that is performed on an object,
|
|
// not what the object does as a result. For example, a toolbar button that prints
|
|
// a document has a default action of "Press" rather than "Prints the current document."
|
|
virtual wxAccStatus GetDefaultAction(int childId, wxString* actionName);
|
|
|
|
// Returns the description for this object or a child.
|
|
virtual wxAccStatus GetDescription(int childId, wxString* description);
|
|
|
|
// Returns help text for this object or a child, similar to tooltip text.
|
|
virtual wxAccStatus GetHelpText(int childId, wxString* helpText);
|
|
|
|
// Returns the keyboard shortcut for this object or child.
|
|
// Return e.g. ALT+K
|
|
virtual wxAccStatus GetKeyboardShortcut(int childId, wxString* shortcut);
|
|
|
|
// Returns a role constant.
|
|
virtual wxAccStatus GetRole(int childId, wxAccRole* role);
|
|
|
|
// Returns a state constant.
|
|
virtual wxAccStatus GetState(int childId, long* state);
|
|
|
|
// Returns a localized string representing the value for the object
|
|
// or child.
|
|
virtual wxAccStatus GetValue(int childId, wxString* strValue);
|
|
|
|
// Selects the object or child.
|
|
virtual wxAccStatus Select(int childId, wxAccSelectionFlags selectFlags);
|
|
|
|
// Gets the window with the keyboard focus.
|
|
// If childId is 0 and child is NULL, no object in
|
|
// this subhierarchy has the focus.
|
|
// If this object has the focus, child should be 'this'.
|
|
virtual wxAccStatus GetFocus(int* childId, wxAccessible** child);
|
|
|
|
#if wxUSE_VARIANT
|
|
// Gets a variant representing the selected children
|
|
// of this object.
|
|
// Acceptable values:
|
|
// - a null variant (IsNull() returns true)
|
|
// - a list variant (GetType() == wxT("list")
|
|
// - an integer representing the selected child element,
|
|
// or 0 if this object is selected (GetType() == wxT("long")
|
|
// - a "void*" pointer to a wxAccessible child object
|
|
virtual wxAccStatus GetSelections(wxVariant* selections);
|
|
#endif // wxUSE_VARIANT
|
|
};
|
|
|
|
#endif // wxUSE_ACCESSIBILITY
|
|
|
|
|
|
#endif // _WX_WINDOW_H_BASE_
|