/////////////////////////////////////////////////////////////////////////////
-// Name: window.h
-// Purpose: wxWindow class
+// Name: wx/msw/window.h
+// Purpose: wxWindowMSW class
// Author: Julian Smart
-// Modified by:
+// Modified by: Vadim Zeitlin on 13.05.99: complete refont of message handling,
+// elimination of Default(), ...
// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
+// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_WINDOW_H_
#define _WX_WINDOW_H_
-// ---------------------------------------------------------------------------
-// headers
-// ---------------------------------------------------------------------------
+#include "wx/settings.h" // solely for wxSystemColour
-#ifdef __GNUG__
- #pragma interface "window.h"
+// if this is set to 1, we use deferred window sizing to reduce flicker when
+// resizing complicated window hierarchies, but this can in theory result in
+// different behaviour than the old code so we keep the possibility to use it
+// by setting this to 0 (in the future this should be removed completely)
+#ifdef __WXWINCE__
+ #define wxUSE_DEFERRED_SIZING 0
+#else
+ #define wxUSE_DEFERRED_SIZING 1
#endif
-// windows.h #defines the following identifiers which are also used in wxWin
-#ifdef GetCharWidth
- #undef GetCharWidth
-#endif
-
-#ifdef FindWindow
- #undef FindWindow
-#endif
-
-// VZ: apparently some version of Windows send extra mouse move messages after
-// a mouse click. My tests under NT 4.0 and 95 didn't show it so I'm
-// tempted to think that it was just an effect of a poor mouse and so the
-// code to work around this is currently disabled - just define this as 1
-// to reenable it
-#define wxUSE_MOUSEEVENT_HACK 0
-
-// ---------------------------------------------------------------------------
-// forward declarations
-// ---------------------------------------------------------------------------
-
-class WXDLLEXPORT wxButton;
-
-// ---------------------------------------------------------------------------
-// constants
-// ---------------------------------------------------------------------------
-
-// FIXME does anybody use those? they're unused by wxWindows...
-enum
-{
- wxKEY_SHIFT = 1,
- wxKEY_CTRL = 2
-};
-
// ---------------------------------------------------------------------------
// wxWindow declaration for MSW
// ---------------------------------------------------------------------------
-class WXDLLEXPORT wxWindow : public wxWindowBase
-{
- DECLARE_DYNAMIC_CLASS(wxWindow);
+class WXDLLIMPEXP_CORE wxWindowMSW : public wxWindowBase
+{
+ friend class wxSpinCtrl;
+ friend class wxSlider;
+ friend class wxRadioBox;
+#if defined __VISUALC__ && __VISUALC__ <= 1200
+ friend class wxWindowMSW;
+#endif
public:
- wxWindow() { Init(); }
-
- wxWindow(wxWindow *parent,
- wxWindowID id,
- const wxPoint& pos = wxDefaultPosition,
- const wxSize& size = wxDefaultSize,
- long style = 0,
- const wxString& name = wxPanelNameStr)
+ wxWindowMSW() { Init(); }
+
+ wxWindowMSW(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ long style = 0,
+ const wxString& name = wxPanelNameStr)
{
Init();
Create(parent, id, pos, size, style, name);
}
- virtual ~wxWindow();
+ virtual ~wxWindowMSW();
bool Create(wxWindow *parent,
wxWindowID id,
const wxString& name = wxPanelNameStr);
// implement base class pure virtuals
+ virtual void SetLabel(const wxString& label);
+ virtual wxString GetLabel() const;
+
virtual void Raise();
virtual void Lower();
- virtual bool Show( bool show = TRUE );
- virtual bool Enable( bool enable = TRUE );
+ virtual bool BeginRepositioningChildren();
+ virtual void EndRepositioningChildren();
+
+ virtual bool Show(bool show = true);
+ virtual bool ShowWithEffect(wxShowEffect effect,
+ unsigned timeout = 0)
+ {
+ return MSWShowWithEffect(true, effect, timeout);
+ }
+ virtual bool HideWithEffect(wxShowEffect effect,
+ unsigned timeout = 0)
+ {
+ return MSWShowWithEffect(false, effect, timeout);
+ }
virtual void SetFocus();
+ virtual void SetFocusFromKbd();
- virtual bool Reparent( wxWindow *newParent );
+ virtual bool Reparent(wxWindowBase *newParent);
virtual void WarpPointer(int x, int y);
- virtual void CaptureMouse();
- virtual void ReleaseMouse();
- virtual void Refresh( bool eraseBackground = TRUE,
+ virtual void Refresh( bool eraseBackground = true,
const wxRect *rect = (const wxRect *) NULL );
- virtual void Clear();
+ virtual void Update();
+ virtual void SetWindowStyleFlag(long style);
+ virtual void SetExtraStyle(long exStyle);
virtual bool SetCursor( const wxCursor &cursor );
virtual bool SetFont( const wxFont &font );
virtual int GetCharHeight() const;
virtual int GetCharWidth() const;
- 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;
-
- virtual void ClientToScreen( int *x, int *y ) const;
- virtual void ScreenToClient( int *x, int *y ) const;
- wxPoint ClientToScreen(const wxPoint& pt) const
- { int x = pt.x; int y = pt.y; ClientToScreen(& x, & y); return wxPoint(x, y); }
- wxPoint ScreenToClient(const wxPoint& pt) const
- { int x = pt.x; int y = pt.y; ScreenToClient(& x, & y); return wxPoint(x, y); }
-
- virtual bool PopupMenu( wxMenu *menu, int x, int y );
virtual void SetScrollbar( int orient, int pos, int thumbVisible,
- int range, bool refresh = TRUE );
- virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
+ int range, bool refresh = true );
+ virtual void SetScrollPos( int orient, int pos, bool refresh = true );
virtual int GetScrollPos( int orient ) const;
virtual int GetScrollThumb( int orient ) const;
virtual int GetScrollRange( int orient ) const;
virtual void ScrollWindow( int dx, int dy,
- const wxRect* rect = (wxRect *) NULL );
+ const wxRect* rect = NULL );
+
+ virtual bool ScrollLines(int lines);
+ virtual bool ScrollPages(int pages);
+
+ virtual void SetLayoutDirection(wxLayoutDirection dir);
+ virtual wxLayoutDirection GetLayoutDirection() const;
+ virtual wxCoord AdjustForLayoutDirection(wxCoord x,
+ wxCoord width,
+ wxCoord widthTotal) const;
#if wxUSE_DRAG_AND_DROP
virtual void SetDropTarget( wxDropTarget *dropTarget );
// Accept files for dragging
virtual void DragAcceptFiles(bool accept);
-#if WXWIN_COMPATIBILITY
- // Set/get scroll attributes
- virtual void SetScrollRange(int orient, int range, bool refresh = TRUE);
- virtual void SetScrollPage(int orient, int page, bool refresh = TRUE);
- virtual int OldGetScrollRange(int orient) const;
- virtual int GetScrollPage(int orient) const;
-#endif // WXWIN_COMPATIBILITY
-
- // caret manipulation (MSW only)
- virtual void CreateCaret(int w, int h);
- virtual void CreateCaret(const wxBitmap *bitmap);
- virtual void DestroyCaret();
- virtual void ShowCaret(bool show);
- virtual void SetCaretPos(int x, int y);
- virtual void GetCaretPos(int *x, int *y) const;
-
- // event handlers (FIXME: shouldn't they be inside WXWIN_COMPATIBILITY?)
- // Handle a control command
- virtual void OnCommand(wxWindow& win, wxCommandEvent& event);
-
- // Override to define new behaviour for default action (e.g. double
- // clicking on a listbox)
- virtual void OnDefaultAction(wxControl *initiatingItem);
-
+#ifndef __WXUNIVERSAL__
// Native resource loading (implemented in src/msw/nativdlg.cpp)
// FIXME: should they really be all virtual?
virtual bool LoadNativeDialog(wxWindow* parent, wxWindowID& id);
virtual bool LoadNativeDialog(wxWindow* parent, const wxString& name);
- virtual wxWindow* GetWindowChild1(wxWindowID id);
- virtual wxWindow* GetWindowChild(wxWindowID id);
-
- // implementation from now on
- // --------------------------
+ wxWindow* GetWindowChild1(wxWindowID id);
+ wxWindow* GetWindowChild(wxWindowID id);
+#endif // __WXUNIVERSAL__
+
+#if wxUSE_HOTKEY
+ // install and deinstall a system wide hotkey
+ virtual bool RegisterHotKey(int hotkeyId, int modifiers, int keycode);
+ virtual bool UnregisterHotKey(int hotkeyId);
+#endif // wxUSE_HOTKEY
+
+#ifdef __POCKETPC__
+ bool IsContextMenuEnabled() const { return m_contextMenuEnabled; }
+ void EnableContextMenu(bool enable = true) { m_contextMenuEnabled = enable; }
+#endif
- // simple accessors
- // ----------------
+ // window handle stuff
+ // -------------------
WXHWND GetHWND() const { return m_hWnd; }
void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
virtual WXWidget GetHandle() const { return GetHWND(); }
- bool GetUseCtl3D() const { return m_useCtl3D; }
- bool GetTransparentBackground() const { return m_backgroundTransparent; }
- void SetTransparent(bool t = TRUE) { m_backgroundTransparent = t; }
+ void AssociateHandle(WXWidget handle);
+ void DissociateHandle();
+
+ // does this window have deferred position and/or size?
+ bool IsSizeDeferred() const;
+
+ // these functions allow to register a global handler for the given Windows
+ // message: it will be called from MSWWindowProc() of any window which gets
+ // this event if it's not processed before (i.e. unlike a hook procedure it
+ // does not override the normal processing)
+ //
+ // notice that if you want to process a message for a given window only you
+ // should override its MSWWindowProc() instead
+
+ // type of the handler: it is called with the message parameters (except
+ // that the window object is passed instead of window handle) and should
+ // return true if it handled the message or false if it should be passed to
+ // DefWindowProc()
+ typedef bool (*MSWMessageHandler)(wxWindowMSW *win,
+ WXUINT nMsg,
+ WXWPARAM wParam,
+ WXLPARAM lParam);
+
+ // install a handler, shouldn't be called more than one for the same message
+ static bool MSWRegisterMessageHandler(int msg, MSWMessageHandler handler);
+
+ // unregister a previously registered handler
+ static void MSWUnregisterMessageHandler(int msg, MSWMessageHandler handler);
+
+
+ // implementation from now on
+ // ==========================
// event handlers
// --------------
- void OnEraseBackground(wxEraseEvent& event);
- void OnIdle(wxIdleEvent& event);
- // a window may have a default button
- // TODO move into wxPanel and/or wxFrame
- wxButton *GetDefaultItem() const { return m_btnDefault; }
- void SetDefaultItem(wxButton *btn) { m_btnDefault = btn; }
+ void OnPaint(wxPaintEvent& event);
+#ifdef __WXWINCE__
+ void OnInitDialog(wxInitDialogEvent& event);
+#endif
public:
- // For implementation purposes - sometimes decorations make the client area
- // smaller
- virtual wxPoint GetClientAreaOrigin() const;
-
- // Makes an adjustment to the window position (for example, a frame that has
- // a toolbar that it manages itself).
- virtual void AdjustForParentClientOrigin(int& x, int& y, int sizeFlags);
-
// Windows subclassing
void SubclassWin(WXHWND hWnd);
void UnsubclassWin();
- virtual bool MSWCommand(WXUINT param, WXWORD id);
WXFARPROC MSWGetOldWndProc() const { return m_oldWndProc; }
void MSWSetOldWndProc(WXFARPROC proc) { m_oldWndProc = proc; }
- virtual wxWindow *FindItem(int id) const;
- virtual wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = FALSE) const ;
- virtual void PreDelete(WXHDC dc); // Allows system cleanup
-
- // Make a Windows extended style from the given wxWindows window style
- virtual WXDWORD MakeExtendedStyle(long style, bool eliminateBorders = TRUE);
- // Determine whether 3D effects are wanted
- virtual WXDWORD Determine3DEffects(WXDWORD defaultBorderStyle, bool *want3D);
-
- // MSW only: TRUE if this control is part of the main control
- virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return FALSE; };
-
- wxObject *GetChild(int number) const ;
-
- // returns TRUE if the window has been created
- bool MSWCreate(int id,
- wxWindow *parent,
- const char *wclass,
- wxWindow *wx_win,
- const char *title,
- int x, int y, int width, int height,
- WXDWORD style,
- const char *dialog_template = NULL,
+ // return true if the window is of a standard (i.e. not wxWidgets') class
+ //
+ // to understand why does it work, look at SubclassWin() code and comments
+ bool IsOfStandardClass() const { return m_oldWndProc != NULL; }
+
+ wxWindow *FindItem(long id) const;
+ wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = false) const;
+
+ // MSW only: true if this control is part of the main control
+ virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; }
+
+#if wxUSE_TOOLTIPS
+ // MSW only: true if this window or any of its children have a tooltip
+ virtual bool HasToolTips() const { return GetToolTip() != NULL; }
+#endif // wxUSE_TOOLTIPS
+
+ // translate wxWidgets style flags for this control into the Windows style
+ // and optional extended style for the corresponding native control
+ //
+ // this is the function that should be overridden in the derived classes,
+ // but you will mostly use MSWGetCreateWindowFlags() below
+ virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle = NULL) const ;
+
+ // get the MSW window flags corresponding to wxWidgets ones
+ //
+ // the functions returns the flags (WS_XXX) directly and puts the ext
+ // (WS_EX_XXX) flags into the provided pointer if not NULL
+ WXDWORD MSWGetCreateWindowFlags(WXDWORD *exflags = NULL) const
+ { return MSWGetStyle(GetWindowStyle(), exflags); }
+
+ // update the real underlying window style flags to correspond to the
+ // current wxWindow object style (safe to call even if window isn't fully
+ // created yet)
+ void MSWUpdateStyle(long flagsOld, long exflagsOld);
+
+ // get the HWND to be used as parent of this window with CreateWindow()
+ virtual WXHWND MSWGetParent() const;
+
+ // get the Win32 window class name used by all wxWindow objects by default
+ static const wxChar *MSWGetRegisteredClassName();
+
+ // creates the window of specified Windows class with given style, extended
+ // style, title and geometry (default values
+ //
+ // returns true if the window has been created, false if creation failed
+ bool MSWCreate(const wxChar *wclass,
+ const wxChar *title = NULL,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ WXDWORD style = 0,
WXDWORD exendedStyle = 0);
- // Actually defined in wx_canvs.cc since requires wxCanvas declaration
- virtual void MSWDeviceToLogical(float *x, float *y) const ;
+ virtual bool MSWCommand(WXUINT param, WXWORD id);
+#ifndef __WXUNIVERSAL__
// Create an appropriate wxWindow from a HWND
virtual wxWindow* CreateWindowFromHWND(wxWindow* parent, WXHWND hWnd);
// Make sure the window style reflects the HWND style (roughly)
virtual void AdoptAttributesFromHWND();
+#endif // __WXUNIVERSAL__
// Setup background and foreground colours correctly
virtual void SetupColours();
// ------------------------------------------------------------------------
- // internal handlers for MSW messages: all handlers return a boolen value:
- // TRUE means that the handler processed the event and FALSE that it didn't
+ // helpers for message handlers: these perform the same function as the
+ // message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into
+ // the correct parameters
// ------------------------------------------------------------------------
- // TODO: all this should go away, overriding MSWWindowProc() is enough to
- // implement this functionality
- virtual bool MSWOnCreate(WXLPCREATESTRUCT cs, bool *mayCreate);
- virtual bool MSWOnPaint();
- virtual bool MSWOnEraseBkgnd(WXHDC pDC);
- virtual bool MSWOnSize(int x, int y, WXUINT flag);
+ void UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
+ WXWORD *id, WXHWND *hwnd, WXWORD *cmd);
+ void UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
+ WXWORD *state, WXWORD *minimized, WXHWND *hwnd);
+ void UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
+ WXWORD *code, WXWORD *pos, WXHWND *hwnd);
+ void UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
+ WXHDC *hdc, WXHWND *hwnd);
+ void UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
+ WXWORD *item, WXWORD *flags, WXHMENU *hmenu);
+
+ // ------------------------------------------------------------------------
+ // internal handlers for MSW messages: all handlers return a boolean value:
+ // true means that the handler processed the event and false that it didn't
+ // ------------------------------------------------------------------------
- virtual bool MSWOnQueryDragIcon(WXHICON *hIcon);
- virtual bool MSWOnWindowPosChanging(void *lpPos);
+ // there are several cases where we have virtual functions for Windows
+ // message processing: this is because these messages often require to be
+ // processed in a different manner in the derived classes. For all other
+ // messages, however, we do *not* have corresponding MSWOnXXX() function
+ // and if the derived class wants to process them, it should override
+ // MSWWindowProc() directly.
- // both horizontal and vertical
+ // scroll event (both horizontal and vertical)
virtual bool MSWOnScroll(int orientation, WXWORD nSBCode,
WXWORD pos, WXHWND control);
- virtual bool MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control);
- virtual bool MSWOnSysCommand(WXWPARAM wParam, WXLPARAM lParam);
-
-#ifdef __WIN95__
+ // child control notifications
virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
-#endif // __WIN95__
- virtual bool MSWOnCtlColor(WXHBRUSH *hBrush,
- WXHDC hdc,
- WXHWND hWnd,
- WXUINT nCtlColor,
- WXUINT message,
- WXWPARAM wParam,
- WXLPARAM lParam);
+ // owner-drawn controls need to process these messages
+ virtual bool MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *item);
+ virtual bool MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *item);
- virtual bool MSWOnPaletteChanged(WXHWND hWndPalChange);
- virtual bool MSWOnQueryNewPalette();
+ // the rest are not virtual
+ bool HandleCreate(WXLPCREATESTRUCT cs, bool *mayCreate);
+ bool HandleInitDialog(WXHWND hWndFocus);
+ bool HandleDestroy();
- virtual bool MSWOnQueryEndSession(long logOff, bool *mayEnd);
- virtual bool MSWOnEndSession(bool endSession, long logOff);
+ bool HandlePaint();
+ bool HandlePrintClient(WXHDC hDC);
+ bool HandleEraseBkgnd(WXHDC hDC);
- virtual bool MSWOnDestroy();
- virtual bool MSWOnSetFocus(WXHWND wnd);
- virtual bool MSWOnKillFocus(WXHWND wnd);
- virtual bool MSWOnDropFiles(WXWPARAM wParam);
- virtual bool MSWOnInitDialog(WXHWND hWndFocus);
- virtual bool MSWOnShow(bool show, int status);
+ bool HandleMinimize();
+ bool HandleMaximize();
+ bool HandleSize(int x, int y, WXUINT flag);
+ bool HandleSizing(wxRect& rect);
+ bool HandleGetMinMaxInfo(void *mmInfo);
+ bool HandleEnterSizeMove();
+ bool HandleExitSizeMove();
- virtual bool MSWOnMouseEvent(WXUINT msg, int x, int y, WXUINT flags);
- virtual bool MSWOnMouseMove(int x, int y, WXUINT flags);
+ bool HandleShow(bool show, int status);
+ bool HandleActivate(int flag, bool minimized, WXHWND activate);
- virtual bool MSWOnChar(WXWORD wParam, WXLPARAM lParam, bool isASCII = FALSE);
- virtual bool MSWOnKeyDown(WXWORD wParam, WXLPARAM lParam);
- virtual bool MSWOnKeyUp(WXWORD wParam, WXLPARAM lParam);
+ bool HandleCommand(WXWORD id, WXWORD cmd, WXHWND control);
- virtual bool MSWOnActivate(int flag, bool minimized, WXHWND activate);
- virtual bool MSWOnMDIActivate(long flag, WXHWND activate, WXHWND deactivate);
+ bool HandleCtlColor(WXHBRUSH *hBrush, WXHDC hdc, WXHWND hWnd);
- virtual bool MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *item);
- virtual bool MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *item);
+ bool HandlePaletteChanged(WXHWND hWndPalChange);
+ bool HandleQueryNewPalette();
+ bool HandleSysColorChange();
+ bool HandleDisplayChange();
+ bool HandleCaptureChanged(WXHWND gainedCapture);
+ virtual bool HandleSettingChange(WXWPARAM wParam, WXLPARAM lParam);
+
+ bool HandleQueryEndSession(long logOff, bool *mayEnd);
+ bool HandleEndSession(bool endSession, long logOff);
+
+ bool HandleSetFocus(WXHWND wnd);
+ bool HandleKillFocus(WXHWND wnd);
+
+ bool HandleDropFiles(WXWPARAM wParam);
+
+ bool HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags);
+ bool HandleMouseMove(int x, int y, WXUINT flags);
+ bool HandleMouseWheel(wxMouseWheelAxis axis,
+ WXWPARAM wParam, WXLPARAM lParam);
+
+ bool HandleChar(WXWPARAM wParam, WXLPARAM lParam);
+ bool HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam);
+ bool HandleKeyUp(WXWPARAM wParam, WXLPARAM lParam);
+#if wxUSE_HOTKEY
+ bool HandleHotKey(WXWPARAM wParam, WXLPARAM lParam);
+#endif
+#ifdef __WIN32__
+ int HandleMenuChar(int chAccel, WXLPARAM lParam);
+#endif
+ // Create and process a clipboard event specified by type.
+ bool HandleClipboardEvent( WXUINT nMsg );
- // Window procedure
- virtual long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
+ bool HandleQueryDragIcon(WXHICON *hIcon);
+
+ bool HandleSetCursor(WXHWND hWnd, short nHitTest, int mouseMsg);
+
+ bool HandlePower(WXWPARAM wParam, WXLPARAM lParam, bool *vetoed);
+
+
+ // The main body of common window proc for all wxWindow objects. It tries
+ // to handle the given message and returns true if it was handled (the
+ // appropriate return value is then put in result, which must be non-NULL)
+ // or false if it wasn't.
+ //
+ // This function should be overridden in any new code instead of
+ // MSWWindowProc() even if currently most of the code overrides
+ // MSWWindowProc() as it had been written before this function was added.
+ virtual bool MSWHandleMessage(WXLRESULT *result,
+ WXUINT message,
+ WXWPARAM wParam,
+ WXLPARAM lParam);
+
+ // Common Window procedure for all wxWindow objects: forwards to
+ // MSWHandleMessage() and MSWDefWindowProc() if the message wasn't handled.
+ virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
// Calls an appropriate default window procedure
- virtual long MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
+ virtual WXLRESULT MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
+
+ // message processing helpers
+
+ // return false if the message shouldn't be translated/preprocessed but
+ // dispatched normally
+ virtual bool MSWShouldPreProcessMessage(WXMSG* pMsg);
+
+ // return true if the message was preprocessed and shouldn't be dispatched
virtual bool MSWProcessMessage(WXMSG* pMsg);
+
+ // return true if the message was translated and shouldn't be dispatched
virtual bool MSWTranslateMessage(WXMSG* pMsg);
+
+ // called when the window is about to be destroyed
virtual void MSWDestroyWindow();
- // Detach "Window" menu from menu bar so it doesn't get deleted
- void MSWDetachWindowMenu();
- // this function should return the brush to paint the window background
- // with or 0 for the default brush
- virtual WXHBRUSH OnCtlColor(WXHDC hDC,
- WXHWND hWnd,
- WXUINT nCtlColor,
- WXUINT message,
- WXWPARAM wParam,
- WXLPARAM lParam);
+ // Functions dealing with painting the window background. The derived
+ // classes should normally only need to reimplement MSWGetBgBrush() if they
+ // need to use a non-solid brush for erasing their background. This
+ // function is called by MSWGetBgBrushForChild() which only exists for the
+ // weird wxToolBar case and MSWGetBgBrushForChild() itself is used by
+ // MSWGetBgBrush() to actually find the right brush to use.
+
+ // Adjust the origin for the brush returned by MSWGetBgBrushForChild().
+ //
+ // This needs to be overridden for scrolled windows to ensure that the
+ // scrolling of their associated DC is taken into account.
+ //
+ // Both parameters must be non-NULL.
+ virtual void MSWAdjustBrushOrg(int* WXUNUSED(xOrg),
+ int* WXUNUSED(yOrg)) const
+ {
+ }
+
+ // The brush returned from here must remain valid at least until the next
+ // event loop iteration. Returning 0, as is done by default, indicates
+ // there is no custom background brush.
+ virtual WXHBRUSH MSWGetCustomBgBrush() { return 0; }
+
+ // this function should return the brush to paint the children controls
+ // background or 0 if this window doesn't impose any particular background
+ // on its children
+ //
+ // the hDC parameter is the DC background will be drawn on, it can be used
+ // to call SetBrushOrgEx() on it if the returned brush is a bitmap one
+ //
+ // child parameter is never NULL, it can be this window itself or one of
+ // its (grand)children
+ //
+ // the base class version returns a solid brush if we have a non default
+ // background colour or 0 otherwise
+ virtual WXHBRUSH MSWGetBgBrushForChild(WXHDC hDC, wxWindowMSW *child);
+
+ // return the background brush to use for painting the given window by
+ // querying the parent windows via MSWGetBgBrushForChild() recursively
+ WXHBRUSH MSWGetBgBrush(WXHDC hDC);
+
+ enum MSWThemeColour
+ {
+ ThemeColourText = 0,
+ ThemeColourBackground,
+ ThemeColourBorder
+ };
+
+ // returns a specific theme colour, or if that is not possible then
+ // wxSystemSettings::GetColour(fallback)
+ wxColour MSWGetThemeColour(const wchar_t *themeName,
+ int themePart,
+ int themeState,
+ MSWThemeColour themeColour,
+ wxSystemColour fallback) const;
+
+ // gives the parent the possibility to draw its children background, e.g.
+ // this is used by wxNotebook to do it using DrawThemeBackground()
+ //
+ // return true if background was drawn, false otherwise
+ virtual bool MSWPrintChild(WXHDC WXUNUSED(hDC), wxWindow * WXUNUSED(child))
+ {
+ return false;
+ }
+
+ // some controls (e.g. wxListBox) need to set the return value themselves
+ //
+ // return true to let parent handle it if we don't, false otherwise
+ virtual bool MSWShouldPropagatePrintChild()
+ {
+ return true;
+ }
+
+ // This should be overridden to return true for the controls which have
+ // themed background that should through their children. Currently only
+ // wxNotebook uses this.
+ //
+ // The base class version already returns true if we have a solid
+ // background colour that should be propagated to our children.
+ virtual bool MSWHasInheritableBackground() const
+ {
+ return InheritsBackgroundColour();
+ }
+
+#if !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
+ #define wxHAS_MSW_BACKGROUND_ERASE_HOOK
+#endif
+
+#ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK
+ // allows the child to hook into its parent WM_ERASEBKGND processing: call
+ // MSWSetEraseBgHook() with a non-NULL window to make parent call
+ // MSWEraseBgHook() on this window (don't forget to reset it to NULL
+ // afterwards)
+ //
+ // this hack is used by wxToolBar, see comments there
+ void MSWSetEraseBgHook(wxWindow *child);
+
+ // return true if WM_ERASEBKGND is currently hooked
+ bool MSWHasEraseBgHook() const;
+
+ // called when the window on which MSWSetEraseBgHook() had been called
+ // receives WM_ERASEBKGND
+ virtual bool MSWEraseBgHook(WXHDC WXUNUSED(hDC)) { return false; }
+#endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK
-#if WXWIN_COMPATIBILITY
- void SetShowing(bool show) { (void)Show(show); }
- bool IsUserEnabled() const { return IsEnabled(); }
-#endif // WXWIN_COMPATIBILITY
+ // common part of Show/HideWithEffect()
+ bool MSWShowWithEffect(bool show,
+ wxShowEffect effect,
+ unsigned timeout);
// Responds to colour changes: passes event on to children.
void OnSysColourChanged(wxSysColourChangedEvent& event);
// initialize various fields of wxMouseEvent (common part of MSWOnMouseXXX)
void InitMouseEvent(wxMouseEvent& event, int x, int y, WXUINT flags);
+ // check if mouse is in the window
+ bool IsMouseInWindow() const;
+
+ // check if a native double-buffering applies for this window
+ virtual bool IsDoubleBuffered() const;
+
+ void SetDoubleBuffered(bool on);
+
+ // synthesize a wxEVT_LEAVE_WINDOW event and set m_mouseInWindow to false
+ void GenerateMouseLeave();
+
+ // virtual function for implementing internal idle
+ // behaviour
+ virtual void OnInternalIdle();
+
protected:
+ // 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;
+
+ // choose the default border for this window
+ virtual wxBorder GetDefaultBorder() const;
+
+ // Translate wxBORDER_THEME (and other border styles if necessary to the value
+ // that makes most sense for this Windows environment
+ virtual wxBorder TranslateBorder(wxBorder border) const;
+
+#if wxUSE_MENUS_NATIVE
+ virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
+#endif // wxUSE_MENUS_NATIVE
+
// the window handle
WXHWND m_hWnd;
WXFARPROC m_oldWndProc;
// additional (MSW specific) flags
- bool m_useCtl3D:1; // Using CTL3D for this control
- bool m_backgroundTransparent:1;
bool m_mouseInWindow:1;
- bool m_doubleClickAllowed:1;
- bool m_winCaptured:1;
-
- // Caret data
- bool m_caretEnabled:1;
- bool m_caretShown:1;
- int m_caretWidth;
- int m_caretHeight;
+ bool m_lastKeydownProcessed:1;
// the size of one page for scrolling
int m_xThumbSize;
int m_yThumbSize;
-#if wxUSE_MOUSEEVENT_HACK
- // the coordinates of the last mouse event and the type of it
- long m_lastMouseX,
- m_lastMouseY;
- int m_lastMouseEvent;
-#endif // wxUSE_MOUSEEVENT_HACK
-
- WXHMENU m_hMenu; // Menu, if any
-
- wxButton *m_btnDefault;
-
// implement the base class pure virtuals
+ virtual void DoGetTextExtent(const wxString& string,
+ int *x, int *y,
+ int *descent = NULL,
+ int *externalLeading = NULL,
+ const wxFont *font = NULL) const;
+ virtual void DoClientToScreen( int *x, int *y ) const;
+ virtual void DoScreenToClient( int *x, int *y ) const;
virtual void DoGetPosition( int *x, int *y ) const;
virtual void DoGetSize( int *width, int *height ) const;
virtual void DoGetClientSize( int *width, int *height ) const;
int sizeFlags = wxSIZE_AUTO);
virtual void DoSetClientSize(int width, int height);
+ virtual wxSize DoGetBorderSize() const;
+
+ virtual void DoCaptureMouse();
+ virtual void DoReleaseMouse();
+
+ virtual void DoEnable(bool enable);
+
+ virtual void DoFreeze();
+ virtual void DoThaw();
+
+ // this simply moves/resizes the given HWND which is supposed to be our
+ // sibling (this is useful for controls which are composite at MSW level
+ // and for which DoMoveWindow() is not enough)
+ //
+ // returns true if the window move was deferred, false if it was moved
+ // immediately (no error return)
+ bool DoMoveSibling(WXHWND hwnd, int x, int y, int width, int height);
+
+ // move the window to the specified location and resize it: this is called
+ // from both DoSetSize() and DoSetClientSize() and would usually just call
+ // ::MoveWindow() except for composite controls which will want to arrange
+ // themselves inside the given rectangle
+ virtual void DoMoveWindow(int x, int y, int width, int height);
+
#if wxUSE_TOOLTIPS
virtual void DoSetToolTip( wxToolTip *tip );
+
+ // process TTN_NEEDTEXT message properly (i.e. fixing the bugs in
+ // comctl32.dll in our code -- see the function body for more info)
+ bool HandleTooltipNotify(WXUINT code,
+ WXLPARAM lParam,
+ const wxString& ttip);
#endif // wxUSE_TOOLTIPS
+ // This is used by CreateKeyEvent() and also for wxEVT_CHAR[_HOOK] event
+ // creation. Notice that this method doesn't initialize wxKeyEvent
+ // m_keyCode and m_uniChar fields.
+ void InitAnyKeyEvent(wxKeyEvent& event,
+ WXWPARAM wParam,
+ WXLPARAM lParam) const;
+
+ // Helper functions used by HandleKeyXXX() methods and some derived
+ // classes, wParam and lParam have the same meaning as in WM_KEY{DOWN,UP}.
+ //
+ // NB: evType here must be wxEVT_KEY_{DOWN,UP} as wParam here contains the
+ // virtual key code, not character!
+ wxKeyEvent CreateKeyEvent(wxEventType evType,
+ WXWPARAM wParam,
+ WXLPARAM lParam = 0) const;
+
+ // Another helper for creating wxKeyEvent for wxEVT_CHAR and related types.
+ //
+ // The wParam and lParam here must come from WM_CHAR event parameters, i.e.
+ // wParam must be a character and not a virtual code.
+ wxKeyEvent CreateCharEvent(wxEventType evType,
+ WXWPARAM wParam,
+ WXLPARAM lParam) const;
+
+
+ // default OnEraseBackground() implementation, return true if we did erase
+ // the background, false otherwise (i.e. the system should erase it)
+ bool DoEraseBackground(WXHDC hDC);
+
+ // generate WM_CHANGEUISTATE if it's needed for the OS we're running under
+ //
+ // action should be one of the UIS_XXX constants
+ // state should be one or more of the UISF_XXX constants
+ // if action == UIS_INITIALIZE then it doesn't seem to matter what we use
+ // for state as the system will decide for us what needs to be set
+ void MSWUpdateUIState(int action, int state = 0);
+
+ // translate wxWidgets coords into Windows ones suitable to be passed to
+ // ::CreateWindow(), called from MSWCreate()
+ virtual void MSWGetCreateWindowCoords(const wxPoint& pos,
+ const wxSize& size,
+ int& x, int& y,
+ int& w, int& h) const;
+
+ bool MSWEnableHWND(WXHWND hWnd, bool enable);
+
private:
// common part of all ctors
void Init();
// the (non-virtual) handlers for the events
bool HandleMove(int x, int y);
+ bool HandleMoving(wxRect& rect);
bool HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags);
-
-#ifdef __WIN95__
bool HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
-#endif // __WIN95__
- DECLARE_NO_COPY_CLASS(wxWindow);
- DECLARE_EVENT_TABLE()
-};
+#if wxUSE_DEFERRED_SIZING
+protected:
+ // this function is called after the window was resized to its new size
+ virtual void MSWEndDeferWindowPos()
+ {
+ m_pendingPosition = wxDefaultPosition;
+ m_pendingSize = wxDefaultSize;
+ }
-// ---------------------------------------------------------------------------
-// global functions
-// ---------------------------------------------------------------------------
+ // current defer window position operation handle (may be NULL)
+ WXHANDLE m_hDWP;
-// kbd code translation
-WXDLLEXPORT int wxCharCodeMSWToWX(int keySym);
-WXDLLEXPORT int wxCharCodeWXToMSW(int id, bool *IsVirtual);
+ // When deferred positioning is done these hold the pending changes, and
+ // are used for the default values if another size/pos changes is done on
+ // this window before the group of deferred changes is completed.
+ wxPoint m_pendingPosition;
+ wxSize m_pendingSize;
+#endif // wxUSE_DEFERRED_SIZING
+private:
+#ifdef __POCKETPC__
+ bool m_contextMenuEnabled;
#endif
- // _WX_WINDOW_H_
+
+ DECLARE_DYNAMIC_CLASS(wxWindowMSW)
+ wxDECLARE_NO_COPY_CLASS(wxWindowMSW);
+ DECLARE_EVENT_TABLE()
+};
+
+// window creation helper class: before creating a new HWND, instantiate an
+// object of this class on stack - this allows to process the messages sent to
+// the window even before CreateWindow() returns
+class wxWindowCreationHook
+{
+public:
+ wxWindowCreationHook(wxWindowMSW *winBeingCreated);
+ ~wxWindowCreationHook();
+};
+
+#endif // _WX_WINDOW_H_
projects / wxWidgets.git / blobdiff