wxWidgets/include/wx/os2/window.h
1999-09-20 17:19:25 +00:00

321 lines
11 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: window.h
// Purpose: wxWindow class
// Author: David Webster
// Modified by:
// Created: ??/??/98
// RCS-ID: $Id$
// Copyright: (c) AUTHOR
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_WINDOW_H_
#define _WX_WINDOW_H_
#ifdef __GNUG__
#pragma interface "window.h"
#endif
#define INCL_DOS
#define INCL_PM
#include <os2.h>
#define wxKEY_SHIFT 1
#define wxKEY_CTRL 2
// ---------------------------------------------------------------------------
// forward declarations
// ---------------------------------------------------------------------------
class WXDLLEXPORT wxWindow;
class WXDLLEXPORT wxButton;
#if wxUSE_DRAG_AND_DROP
class WXDLLEXPORT wxDropTarget;
#endif
#if wxUSE_WX_RESOURCES
class WXDLLEXPORT wxResourceTable;
class WXDLLEXPORT wxItemResource;
#endif
WXDLLEXPORT_DATA(extern const char*) wxPanelNameStr;
WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize;
WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition;
class WXDLLEXPORT wxWindow: public wxWindowBase
{
DECLARE_ABSTRACT_CLASS(wxWindow)
friend class wxDC;
friend class wxPaintDC;
public:
wxWindow() { Init(); };
inline wxWindow( 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();
bool Create( wxWindow* parent
,wxWindowID id
,const wxPoint& pos = wxDefaultPosition
,const wxSize& size = wxDefaultSize
,long style = 0
,const wxString& name = wxPanelNameStr
);
// ---------------------------------------------------------------------------
// wxWindowBase pure virtual implementations
// ---------------------------------------------------------------------------
// Z order
virtual void Raise();
virtual void Lower();
// Set the focus to this window
virtual void SetFocus();
// Warp the pointer the given position
virtual void WarpPointer(int x_pos, int y_pos) ;
// Capture/release mouse
virtual void CaptureMouse();
virtual void ReleaseMouse();
// Send the window a refresh event
virtual void Refresh(bool eraseBack = TRUE, const wxRect *rect = NULL);
// Clear the window
virtual void Clear();
// Set window's font
virtual bool SetFont(const wxFont& f);
// Get character size
virtual int GetCharHeight() const;
virtual int GetCharWidth() const;
virtual void GetTextExtent( const wxString& string
,int* x
,int* y
,int* descent = NULL
,int* externalLeading = NULL
,const wxFont* theFont = NULL
) const;
// Configure the window's scrollbar
virtual void SetScrollbar( int orient
,int pos
,int thumbVisible
,int range
,bool refresh = TRUE
);
virtual void SetScrollPos( int orient
,int pos
,bool refresh = TRUE
);
virtual int GetScrollPos(int orient) const;
virtual int GetScrollRange(int orient) const;
virtual int GetScrollThumb(int orient) const;
virtual void ScrollWindow( int dx
,int dy
,const wxRect* rect = NULL
);
#if wxUSE_DRAG_AND_DROP
void SetDropTarget(wxDropTarget *pDropTarget);
#endif
// coordinates translation
virtual void DoClientToScreen( int *x, int *y ) const;
virtual void DoScreenToClient( int *x, int *y ) const;
// retrieve the position/size of the window
virtual void DoGetPosition( int *x, int *y ) const;
virtual void DoGetSize( int *width, int *height ) const;
virtual void DoGetClientSize( int *width, int *height ) const;
// this is the virtual function to be overriden in any derived class which
// wants to change how SetSize() or Move() works - it is called by all
// versions of these functions in the base class
virtual void DoSetSize(int x, int y,
int width, int height,
int sizeFlags = wxSIZE_AUTO);
// same as DoSetSize() for the client size
virtual void DoSetClientSize(int width, int height);
virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
// ---------------------------------------------------------------------------
// wxWindowBase virtual implementations that need to be overriden
// ---------------------------------------------------------------------------
// Fit the window around the items
virtual void Fit();
// Show or hide the window
virtual bool Show(bool show); // check if base implementation is OK
// Enable or disable the window
virtual bool Enable(bool enable); // check if base implementation is OK
// Set the cursor
virtual bool SetCursor(const wxCursor& cursor); // check if base implementation is OK
// ---------------------------------------------------------------------------
// additional functions
// ---------------------------------------------------------------------------
// Dialog support: override these and call
// base class members to add functionality
// that can't be done using validators.
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 ); }
// Validate controls. If returns FALSE,
// validation failed: don't quit
virtual bool Validate();
// Return code for dialogs
inline void SetReturnCode(int retCode);
inline int GetReturnCode();
// Get the window with the focus
static wxWindow *FindFocus();
// Accept files for dragging
virtual void DragAcceptFiles(bool accept);
// Most windows have the concept of a label; for frames, this is the
// title; for items, this is the label or button text.
inline virtual wxString GetLabel() const { return GetTitle(); }
#if wxUSE_CARET && WXWIN_COMPATIBILITY
// Caret manipulation
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;
#endif
// Handle a control command
virtual void OnCommand(wxWindow& win, wxCommandEvent& event);
// Get the default button, if there is one
inline virtual wxButton *GetDefaultItem() const;
inline virtual void SetDefaultItem(wxButton *but);
// Override to define new behaviour for default action (e.g. double clicking
// on a listbox)
virtual void OnDefaultAction(wxControl *initiatingItem);
// EventHandlers
void OnEraseBackground(wxEraseEvent& event);
void OnChar(wxKeyEvent& event);
void OnKeyDown(wxKeyEvent& event);
void OnKeyUp(wxKeyEvent& event);
void OnPaint(wxPaintEvent& event);
void OnIdle(wxIdleEvent& event);
// Accessors
WXHWND GetHWND() const { return m_hWnd; }
void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
virtual WXWidget GetHandle() const { return GetHWND(); }
public:
// ---------------------------------------------------------------------------
// IMPLEMENTATION
// ---------------------------------------------------------------------------
// 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();
WXFARPROC OS2GetOldWndProc() const { return m_oldWndProc; }
void OS2SetOldWndProc(WXFARPROC proc) { m_oldWndProc = proc; }
wxWindow *FindItem(long id) const;
wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = FALSE) const;
// Determine whether 3D effects are wanted
WXDWORD Determine3DEffects(WXDWORD defaultBorderStyle, bool *want3D) const;
// PM only: TRUE if this control is part of the main control
virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return FALSE; };
// Executes the default message
virtual long Default();
// Constraint implementation
void UnsetConstraints(wxLayoutConstraints *c);
// Back-pointer to other windows we're involved with, so if we delete
// this window, we must delete any constraints we're involved with.
wxObject *GetChild(int number) const ;
// Transfers data to any child controls
void OnInitDialog(wxInitDialogEvent& event);
protected:
// Caret data
int m_caretWidth;
int m_caretHeight;
bool m_caretEnabled;
bool m_caretShown;
wxButton * m_defaultItem;
public:
WXFARPROC m_oldWndProc;
int m_returnCode;
bool m_isBeingDeleted;
bool m_isShown;
bool m_winCaptured;
bool m_mouseInWindow;
bool m_backgroundTransparent;
// handles
WXHWND m_hWnd;
WXHMENU m_hMenu; // Menu, if any
// the size of one page for scrolling
int m_xThumbSize;
int m_yThumbSize;
long m_lDlgCode;
DECLARE_EVENT_TABLE()
private:
void Init();
void PMDetachWindowMenu();
};
////////////////////////////////////////////////////////////////////////
//// INLINES
inline wxButton *wxWindow::GetDefaultItem() const { return m_defaultItem; }
inline void wxWindow::SetDefaultItem(wxButton *but) { m_defaultItem = but; }
inline void wxWindow::SetReturnCode(int retCode) { m_returnCode = retCode; }
inline int wxWindow::GetReturnCode() { return m_returnCode; }
// Get the active window.
wxWindow* WXDLLEXPORT wxGetActiveWindow();
#endif
// _WX_WINDOW_H_