X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c3732409acc7a1e0b3cdb1f0a5dec7cc49a4b28b..34f90a1cfe8b9be4451964396b062998a83fc37b:/include/wx/window.h diff --git a/include/wx/window.h b/include/wx/window.h index 19c6a01a25..38c73a5c10 100644 --- a/include/wx/window.h +++ b/include/wx/window.h @@ -5,17 +5,13 @@ // Modified by: Ron Lee // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) wxWidgets team +// Copyright: (c) Vadim Zeitlin // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// #ifndef _WX_WINDOW_H_BASE_ #define _WX_WINDOW_H_BASE_ -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma interface "windowbase.h" -#endif - // ---------------------------------------------------------------------------- // headers which we must include here // ---------------------------------------------------------------------------- @@ -29,6 +25,7 @@ #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) @@ -68,6 +65,7 @@ class WXDLLEXPORT wxSizer; class WXDLLEXPORT wxToolTip; class WXDLLEXPORT wxWindowBase; class WXDLLEXPORT wxWindow; +class WXDLLEXPORT wxScrollHelper; #if wxUSE_ACCESSIBILITY class WXDLLEXPORT wxAccessible; @@ -117,6 +115,7 @@ WX_DECLARE_LIST_3(wxWindow, wxWindowBase, wxWindowList, wxWindowListNode, class // ---------------------------------------------------------------------------- extern WXDLLEXPORT_DATA(wxWindowList) wxTopLevelWindows; +extern WXDLLIMPEXP_DATA_CORE(wxList) wxPendingDelete; // ---------------------------------------------------------------------------- // wxWindowBase is the base class for all GUI controls/widgets, this is the public @@ -172,28 +171,21 @@ public: // window attributes // ----------------- - // NB: in future versions of wxWidgets Set/GetTitle() will only work - // with the top level windows (such as dialogs and frames) and - // Set/GetLabel() only with the other ones (i.e. all controls). - - // the title (or label, see below) of the window: the text which the - // window shows - virtual void SetTitle( const wxString& WXUNUSED(title) ) {} - virtual wxString GetTitle() const { return wxEmptyString; } - // label is just the same as the title (but for, e.g., buttons it - // makes more sense to speak about labels) - virtual void SetLabel(const wxString& label) { SetTitle(label); } - virtual wxString GetLabel() const { return GetTitle(); } + // 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 ; } + // sets the window variant, calls internally DoSetVariant if variant + // has changed + void SetWindowVariant(wxWindowVariant variant); + wxWindowVariant GetWindowVariant() const { return m_windowVariant; } // window id uniquely identifies the window among its siblings unless @@ -201,6 +193,19 @@ public: void SetId( wxWindowID winid ) { m_windowId = winid; } wxWindowID GetId() const { return m_windowId; } + // 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; + // generate a control id for the controls which were not given one by // user static int NewControlId() { return --ms_lastControlId; } @@ -234,6 +239,8 @@ public: 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; @@ -248,18 +255,30 @@ public: void SetClientSize(const wxRect& rect) { SetClientSize( rect.width, rect.height ); } - // get the window position and/or size (pointers may be NULL) + // 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 w, h; - DoGetPosition(&w, &h); + int x, y; + DoGetPosition(&x, &y); - return wxPoint(w, h); + return wxPoint(x, y); } - void SetPosition( const wxPoint& pt ) { Move( pt ) ; } + // 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 { @@ -268,22 +287,32 @@ public: 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); + GetPosition(&x, &y); + GetSize(&w, &h); return wxRect(x, y, w, h); } - void GetClientSize( int *w, int *h ) const { DoGetClientSize(w, h); } - wxSize GetClientSize() const + wxRect GetScreenRect() const { - int w, h; - DoGetClientSize(& w, & h); + int x, y, w, h; + GetScreenPosition(&x, &y); + GetSize(&w, &h); - return wxSize(w, h); + return wxRect(x, y, w, h); } // get the origin of the client area of the window relative to the @@ -315,6 +344,9 @@ public: *h = s.y; } + 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(); @@ -344,15 +376,11 @@ public: // 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 direction = wxBOTH ); - void Center( int direction = wxBOTH ) { Centre(direction); } - - // centre on screen (only works for top level windows) - void CentreOnScreen(int dir = wxBOTH) { Centre(dir | wxCENTER_ON_SCREEN); } - void CenterOnScreen(int dir = wxBOTH) { CentreOnScreen(dir); } + void Centre(int dir = wxBOTH) { DoCentre(dir); } + void Center(int dir = wxBOTH) { DoCentre(dir); } // centre with respect to the the parent window - void CentreOnParent(int dir = wxBOTH) { Centre(dir | wxCENTER_FRAME); } + void CentreOnParent(int dir = wxBOTH) { DoCentre(dir); } void CenterOnParent(int dir = wxBOTH) { CentreOnParent(dir); } // set window size to wrap around its children @@ -455,6 +483,10 @@ public: virtual bool IsShown() const { return m_isShown; } virtual bool IsEnabled() 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; } @@ -505,20 +537,6 @@ public: // click it virtual bool AcceptsFocusFromKeyboard() const { return AcceptsFocus(); } - // NB: these methods really don't belong here but with the current - // class hierarchy there is no other place for them :-( - - // get the default child of this parent, i.e. the one which is - // activated by pressing - virtual wxWindow *GetDefaultItem() const { return NULL; } - - // set this child as default, return the old default - virtual wxWindow *SetDefaultItem(wxWindow * WXUNUSED(child)) - { return NULL; } - - // set this child as temporary default - virtual void SetTmpDefaultItem(wxWindow * WXUNUSED(win)) { } - // navigates in the specified direction by sending a wxNavigationKeyEvent virtual bool Navigate(int flags = wxNavigationKeyEvent::IsForward); @@ -701,9 +719,15 @@ public: // thaw the window: redraw it after it had been frozen virtual void Thaw() { } + // return true if window had been frozen and not unthawed yet + virtual bool IsFrozen() const { return false; } + // adjust DC for drawing on this window virtual void PrepareDC( wxDC & WXUNUSED(dc) ) { } + // return true if the window contents is double buffered by the system + virtual bool IsDoubleBuffered() const { return false; } + // the update region of the window contains the areas which must be // repainted by the program const wxRegion& GetUpdateRegion() const { return m_updateRegion; } @@ -714,13 +738,17 @@ public: // these functions verify whether the given point/rectangle belongs to // (or at least intersects with) the update region - bool IsExposed( int x, int y ) const; - bool IsExposed( int x, int y, int w, int h ) const; + 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 IsExposed(pt.x, pt.y); } + { return DoIsExposed(pt.x, pt.y); } bool IsExposed( const wxRect& rect ) const - { return IsExposed(rect.x, rect.y, rect.width, rect.height); } + { return DoIsExposed(rect.x, rect.y, rect.width, rect.height); } // colours, fonts and cursors // -------------------------- @@ -870,6 +898,10 @@ public: { return DoPopupMenu(menu, x, y); } #endif // wxUSE_MENUS + // override this method to return true for controls having multiple pages + virtual bool HasMultiplePages() const { return false; } + + // scrollbars // ---------- @@ -918,8 +950,22 @@ public: // associate this help text with all windows with the same id as this // one void SetHelpTextForId(const wxString& text); - // get the help string associated with this window (may be empty) - wxString GetHelpText() const; + // 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 @@ -964,7 +1010,7 @@ public: void DeleteRelatedConstraints(); void ResetConstraints(); - // these methods may be overriden for special layout algorithms + // 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); @@ -1014,6 +1060,12 @@ public: 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 // -------------- @@ -1200,6 +1252,8 @@ protected: // Virtual size (scrolling) wxSize m_virtualSize; + wxScrollHelper *m_scrollHelper; + int m_minVirtualWidth; // VirtualSizeHints int m_minVirtualHeight; int m_maxVirtualWidth; @@ -1259,15 +1313,24 @@ protected: virtual void DoReleaseMouse() = 0; // retrieve the position/size of the window - virtual void DoGetPosition( int *x, int *y ) const = 0; - virtual void DoGetSize( int *width, int *height ) const = 0; - virtual void DoGetClientSize( int *width, int *height ) const = 0; + virtual void DoGetPosition(int *x, int *y) const = 0; + virtual void DoGetScreenPosition(int *x, int *y) const; + virtual void DoGetSize(int *width, int *height) const = 0; + virtual void DoGetClientSize(int *width, int *height) const = 0; // get the size which best suits the window: for a control, it would be // the minimal size which doesn't truncate the control, for a panel - the // same size as it would have after a call to Fit() virtual wxSize DoGetBestSize() const; + // called from DoGetBestSize() to convert best virtual size (returned by + // the window sizer) to the best size for the window itself; this is + // overridden at wxScrolledWindow level to clump down virtual size to real + virtual wxSize GetWindowSizeForVirtualSize(const wxSize& size) const + { + return size; + } + // this is the virtual function to be overriden in any derived class which // wants to change how SetSize() or Move() works - it is called by all // versions of these functions in the base class @@ -1282,8 +1345,17 @@ protected: // 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 @@ -1301,12 +1373,20 @@ protected: // implements the window variants virtual void DoSetWindowVariant( wxWindowVariant variant ) ; + // Must be called when mouse capture is lost to send + // wxMouseCaptureLostEvent to windows on capture stack. + static void NotifyCaptureLost(); + private: // contains the last id generated by NewControlId static int ms_lastControlId; // the stack of windows which have captured the mouse static struct WXDLLEXPORT wxWindowNext *ms_winCaptureNext; + // the window that currently has mouse capture + static wxWindow *ms_winCaptureCurrent; + // indicates if execution is inside CaptureMouse/ReleaseMouse + static bool ms_winCaptureChanging; DECLARE_ABSTRACT_CLASS(wxWindowBase) DECLARE_NO_COPY_CLASS(wxWindowBase) @@ -1334,13 +1414,20 @@ private: #include "wx/msw/window.h" #elif defined(__WXMOTIF__) #include "wx/motif/window.h" -#elif defined(__WXGTK__) +#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 @@ -1349,12 +1436,11 @@ private: #endif // wxUniv #include "wx/x11/window.h" #elif defined(__WXMGL__) - #ifdef __WXUNIVERSAL__ - #define wxWindowNative wxWindowMGL - #else // !wxUniv - #define wxWindowMGL wxWindow - #endif // wxUniv + #define wxWindowNative wxWindowMGL #include "wx/mgl/window.h" +#elif defined(__WXDFB__) + #define wxWindowNative wxWindowDFB + #include "wx/dfb/window.h" #elif defined(__WXMAC__) #ifdef __WXUNIVERSAL__ #define wxWindowNative wxWindowMac @@ -1415,8 +1501,11 @@ extern WXDLLEXPORT wxWindow *wxGetActiveWindow(); // get the (first) top level parent window WXDLLEXPORT wxWindow* wxGetTopLevelParent(wxWindow *win); -// deprecated (doesn't start with 'wx' prefix), use wxWindow::NewControlId() -inline int NewControlId() { return wxWindowBase::NewControlId(); } +#if WXWIN_COMPATIBILITY_2_6 + // deprecated (doesn't start with 'wx' prefix), use wxWindow::NewControlId() + wxDEPRECATED( int NewControlId() ); + inline int NewControlId() { return wxWindowBase::NewControlId(); } +#endif // WXWIN_COMPATIBILITY_2_6 #if wxUSE_ACCESSIBILITY // ---------------------------------------------------------------------------- @@ -1500,6 +1589,7 @@ public: // 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: @@ -1509,11 +1599,10 @@ public: // 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_ - +#endif // _WX_WINDOW_H_BASE_