// 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,
// ----------------------------------------------------------------------------
extern WXDLLIMPEXP_DATA_CORE(wxWindowList) wxTopLevelWindows;
-extern WXDLLIMPEXP_DATA_CORE(wxList) wxPendingDelete;
+
+// 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
// Create()
wxWindowBase() ;
- // pseudo ctor (can't be virtual, called from ctor)
- 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);
-
virtual ~wxWindowBase();
// deleting the window
bool DestroyChildren();
// is the window being deleted?
- bool IsBeingDeleted() const { return m_isBeingDeleted; }
+ bool IsBeingDeleted() const;
// window attributes
// -----------------
// 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
- {
- if (m_bestSizeCache.IsFullySpecified())
- return m_bestSizeCache;
- return DoGetBestSize();
- }
+ wxSize GetBestSize() const;
+
void GetBestSize(int *w, int *h) const
{
wxSize s = GetBestSize();
// 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.
- wxSize GetEffectiveMinSize() const;
+ virtual wxSize GetEffectiveMinSize() const;
wxDEPRECATED( wxSize GetBestFittingSize() const ); // replaced by GetEffectiveMinSize
wxDEPRECATED( wxSize GetAdjustedMinSize() const ); // replaced by GetEffectiveMinSize
void Centre(int dir = wxBOTH) { DoCentre(dir); }
void Center(int dir = wxBOTH) { DoCentre(dir); }
- // centre with respect to the the parent window
+ // centre with respect to the parent window
void CentreOnParent(int dir = wxBOTH) { DoCentre(dir); }
void CenterOnParent(int dir = wxBOTH) { CentreOnParent(dir); }
// Call these to override what GetBestSize() returns. This
- // method is only virtual because it is overriden in wxTLW
+ // method is only virtual because it is overridden in wxTLW
// as a different API for SetSizeHints().
- virtual void SetMinSize(const wxSize& minSize) { m_minWidth = minSize.x; m_minHeight = minSize.y; }
- virtual void SetMaxSize(const wxSize& maxSize) { m_maxWidth = maxSize.x; m_maxHeight = maxSize.y; }
+ 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)
// 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 is the case.
+ // 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 ); }
// tells the item how much more space there is available in the opposite
// direction (-1 if unknown).
virtual bool
- InformFirstDirection(int WXUNUSED(direction),
- int WXUNUSED(size),
- int WXUNUSED(availableOtherDir))
- {
- return false;
- }
+ 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
virtual void SetWindowStyleFlag( long style ) { m_windowStyle = style; }
virtual long GetWindowStyleFlag() const { return m_windowStyle; }
- // just some (somewhat shorter) synonims
+ // just some (somewhat shorter) synonyms
void SetWindowStyle( long style ) { SetWindowStyleFlag(style); }
long GetWindowStyle() const { return GetWindowStyleFlag(); }
// replace the event handler (allows to completely subclass the
// window)
- void SetEventHandler( wxEvtHandler *handler ) { m_eventHandler = handler; }
+ void SetEventHandler( wxEvtHandler *handler );
// push/pop event handler: allows to chain a custom event handler to
// alreasy existing ones
// be there)
bool RemoveEventHandler(wxEvtHandler *handler);
- // 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.
+ // 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
// ----------
// dialog units translations
// -------------------------
- wxPoint ConvertPixelsToDialog( const wxPoint& pt );
- wxPoint ConvertDialogToPixels( const wxPoint& pt );
- wxSize ConvertPixelsToDialog( const wxSize& sz )
+ 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 )
+ wxSize ConvertDialogToPixels( const wxSize& sz ) const
{
wxPoint pt(ConvertDialogToPixels(wxPoint(sz.x, sz.y)));
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; }
+ virtual bool SetBackgroundStyle(wxBackgroundStyle style)
+ { m_backgroundStyle = style; return true; }
+ 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
// 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;
+ 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
{
// simply return the id of the selected item or wxID_NONE without
// generating any events
- int GetPopupMenuSelectionFromUser(wxMenu& menu, const wxPoint& pos)
+ 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); }
// scrollbars
// ----------
- // does the window have the scrollbar for this orientation?
- bool HasScrollbar(int orient) const
+ // 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,
// scroll window to the specified position
virtual void ScrollWindow( int dx, int dy,
- const wxRect* rect = (wxRect *) NULL ) = 0;
+ const wxRect* rect = NULL ) = 0;
// scrolls window by line/page: note that not all controls support this
//
#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
+ // 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 ;
-#else
+ 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
- inline void SetToolTip( const wxString & WXUNUSED(tip) ) {}
-#endif // wxUSE_TOOLTIPS
+ void SetToolTip(const wxString & WXUNUSED(tip)) { }
+ void UnsetToolTip() { }
+#endif // wxUSE_TOOLTIPS/!wxUSE_TOOLTIPS
// drag and drop
// -------------
// 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
// virtual function for implementing internal idle
// behaviour
- virtual void OnInternalIdle() {}
+ virtual void OnInternalIdle();
- // call internal idle recursively
-// void ProcessInternalIdle() ;
+ // 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
// 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 TryValidator(wxEvent& event);
- virtual bool TryParent(wxEvent& event);
+ virtual bool TryBefore(wxEvent& event);
+ virtual bool TryAfter(wxEvent& event);
enum WindowOrder
{
void SatisfyConstraints();
#endif // wxUSE_CONSTRAINTS
- // Send the wxWindowDestroyEvent
+ // Send the wxWindowDestroyEvent if not done yet and sets m_isBeingDeleted
+ // to true
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; }
-
// 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
// 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;
// same size as it would have after a call to Fit()
virtual wxSize DoGetBestSize() const;
- // this is the virtual function to be overriden in any derived class which
+ // 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; }
+
+ // 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 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
void NotifyWindowOnEnableChange(bool enabled);
#if wxUSE_MENUS
- // temporary event handler used by GetPopupMenuSelectionFromUser()
+ // 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;
DECLARE_ABSTRACT_CLASS(wxWindowBase)
- DECLARE_NO_COPY_CLASS(wxWindowBase)
+ wxDECLARE_NO_COPY_CLASS(wxWindowBase);
DECLARE_EVENT_TABLE()
};
inline wxWindow *wxWindowBase::GetGrandParent() const
{
- return m_parent ? m_parent->GetParent() : (wxWindow *)NULL;
+ return m_parent ? m_parent->GetParent() : NULL;
}
// ----------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff