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Author SHA1 Message Date
Bryan Petty
3cbe6adda0 This commit was manufactured by cvs2svn to create tag
'before_gtk_scrolledwindow_refactoring'.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/tags/before_gtk_scrolledwindow_refactoring@35867 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2005-10-09 22:34:08 +00:00
15 changed files with 19140 additions and 230 deletions

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@@ -1,75 +0,0 @@
dnl @synopsis AC_raf_FUNC_WHICH_GETSERVBYNAME_R
dnl
dnl Provides a test to determine the correct way to call
dnl getservbyname_r:
dnl
dnl - defines HAVE_FUNC_GETSERVBYNAME_R_6 if it needs 6 arguments (e.g linux)
dnl - defines HAVE_FUNC_GETSERVBYNAME_R_5 if it needs 5 arguments (e.g. solaris)
dnl - defines HAVE_FUNC_GETSERVBYNAME_R_4 if it needs 4 arguments (e.g. osf/1)
dnl
dnl An example use can be found at
dnl http://raf.org/autoconf/net_getservbyname.c
dnl
dnl Based on Caolan McNamara's gethostbyname_r macro. Based on David
dnl Arnold's autoconf suggestion in the threads faq.
dnl
dnl @category Misc
dnl @author raf <raf@raf.org>
dnl @version 2001-08-20
dnl @license GPLWithACException
AC_DEFUN([AC_raf_FUNC_WHICH_GETSERVBYNAME_R],
[AC_CACHE_CHECK(for getservbyname_r, ac_cv_func_which_getservbyname_r, [
AC_CHECK_FUNC(getservbyname_r, [
AC_TRY_COMPILE([
# include <netdb.h>
], [
char *name;
char *proto;
struct servent *se;
struct servent_data data;
(void) getservbyname_r(name, proto, se, &data);
],ac_cv_func_which_getservbyname_r=four,
[
AC_TRY_COMPILE([
# include <netdb.h>
], [
char *name;
char *proto;
struct servent *se, *res;
char buffer[2048];
int buflen = 2048;
(void) getservbyname_r(name, proto, se, buffer, buflen, &res)
],ac_cv_func_which_getservbyname_r=six,
[
AC_TRY_COMPILE([
# include <netdb.h>
], [
char *name;
char *proto;
struct servent *se;
char buffer[2048];
int buflen = 2048;
(void) getservbyname_r(name, proto, se, buffer, buflen)
],ac_cv_func_which_getservbyname_r=five,ac_cv_func_which_getservbyname_r=no)
]
)
]
)]
,ac_cv_func_which_getservbyname_r=no)])
if test $ac_cv_func_which_getservbyname_r = six; then
AC_DEFINE(HAVE_FUNC_GETSERVBYNAME_R_6)
elif test $ac_cv_func_which_getservbyname_r = five; then
AC_DEFINE(HAVE_FUNC_GETSERVBYNAME_R_5)
elif test $ac_cv_func_which_getservbyname_r = four; then
AC_DEFINE(HAVE_FUNC_GETSERVBYNAME_R_4)
fi
])

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@@ -1,155 +0,0 @@
dnl @synopsis AX_FUNC_WHICH_GETHOSTBYNAME_R
dnl
dnl Determines which historical variant of the gethostbyname_r() call
dnl (taking three, five, or six arguments) is available on the system
dnl and defines one of the following macros accordingly:
dnl
dnl HAVE_FUNC_GETHOSTBYNAME_R_6
dnl HAVE_FUNC_GETHOSTBYNAME_R_5
dnl HAVE_FUNC_GETHOSTBYNAME_R_3
dnl
dnl If used in conjunction with gethostname.c, the API demonstrated in
dnl test.c can be used regardless of which gethostbyname_r() is
dnl available. These example files can be found at
dnl http://www.csn.ul.ie/~caolan/publink/gethostbyname_r
dnl
dnl based on David Arnold's autoconf suggestion in the threads faq
dnl
dnl Originally named "AC_caolan_FUNC_WHICH_GETHOSTBYNAME_R". Rewritten
dnl for Autoconf 2.5x by Daniel Richard G.
dnl
dnl @category InstalledPackages
dnl @author Caolan McNamara <caolan@skynet.ie>
dnl @author Daniel Richard G. <skunk@iskunk.org>
dnl @version 2005-01-21
dnl @license GPLWithACException
AC_DEFUN([AX_FUNC_WHICH_GETHOSTBYNAME_R], [
AC_LANG_PUSH(C)
AC_MSG_CHECKING([how many arguments gethostbyname_r() takes])
AC_CACHE_VAL(ac_cv_func_which_gethostbyname_r, [
################################################################
ac_cv_func_which_gethostbyname_r=unknown
#
# ONE ARGUMENT (sanity check)
#
# This should fail, as there is no variant of gethostbyname_r() that takes
# a single argument. If it actually compiles, then we can assume that
# netdb.h is not declaring the function, and the compiler is thereby
# assuming an implicit prototype. In which case, we're out of luck.
#
AC_COMPILE_IFELSE(
AC_LANG_PROGRAM(
[[#include <netdb.h>]],
[[
char *name = "www.gnu.org";
(void)gethostbyname_r(name) /* ; */
]]),
ac_cv_func_which_gethostbyname_r=no)
#
# SIX ARGUMENTS
# (e.g. Linux)
#
if test "$ac_cv_func_which_gethostbyname_r" = "unknown"; then
AC_COMPILE_IFELSE(
AC_LANG_PROGRAM(
[[#include <netdb.h>]],
[[
char *name = "www.gnu.org";
struct hostent ret, *retp;
char buf@<:@1024@:>@;
int buflen = 1024;
int my_h_errno;
(void)gethostbyname_r(name, &ret, buf, buflen, &retp, &my_h_errno) /* ; */
]]),
ac_cv_func_which_gethostbyname_r=six)
fi
#
# FIVE ARGUMENTS
# (e.g. Solaris)
#
if test "$ac_cv_func_which_gethostbyname_r" = "unknown"; then
AC_COMPILE_IFELSE(
AC_LANG_PROGRAM(
[[#include <netdb.h>]],
[[
char *name = "www.gnu.org";
struct hostent ret;
char buf@<:@1024@:>@;
int buflen = 1024;
int my_h_errno;
(void)gethostbyname_r(name, &ret, buf, buflen, &my_h_errno) /* ; */
]]),
ac_cv_func_which_gethostbyname_r=five)
fi
#
# THREE ARGUMENTS
# (e.g. AIX, HP-UX, Tru64)
#
if test "$ac_cv_func_which_gethostbyname_r" = "unknown"; then
AC_COMPILE_IFELSE(
AC_LANG_PROGRAM(
[[#include <netdb.h>]],
[[
char *name = "www.gnu.org";
struct hostent ret;
struct hostent_data data;
(void)gethostbyname_r(name, &ret, &data) /* ; */
]]),
ac_cv_func_which_gethostbyname_r=three)
fi
################################################################
]) dnl end AC_CACHE_VAL
case "$ac_cv_func_which_gethostbyname_r" in
three)
AC_MSG_RESULT([three])
AC_DEFINE(HAVE_FUNC_GETHOSTBYNAME_R_3)
;;
five)
AC_MSG_RESULT([five])
AC_DEFINE(HAVE_FUNC_GETHOSTBYNAME_R_5)
;;
six)
AC_MSG_RESULT([six])
AC_DEFINE(HAVE_FUNC_GETHOSTBYNAME_R_6)
;;
no)
AC_MSG_RESULT([cannot find function declaration in netdb.h])
;;
unknown)
AC_MSG_RESULT([can't tell])
;;
*)
AC_MSG_ERROR([internal error])
;;
esac
AC_LANG_POP(C)
]) dnl end AC_DEFUN

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@@ -0,0 +1,90 @@
/////////////////////////////////////////////////////////////////////////////
// Name: wx/generic/scrolwin.h
// Purpose: wxGenericScrolledWindow class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GENERIC_SCROLLWIN_H_
#define _WX_GENERIC_SCROLLWIN_H_
// ----------------------------------------------------------------------------
// headers and constants
// ----------------------------------------------------------------------------
#include "wx/window.h"
#include "wx/panel.h"
extern WXDLLEXPORT_DATA(const wxChar*) wxPanelNameStr;
// default scrolled window style
#ifndef wxScrolledWindowStyle
#define wxScrolledWindowStyle (wxHSCROLL | wxVSCROLL)
#endif
// ----------------------------------------------------------------------------
// wxGenericScrolledWindow
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxGenericScrolledWindow : public wxPanel,
public wxScrollHelper
{
public:
wxGenericScrolledWindow() : wxScrollHelper(this) { }
wxGenericScrolledWindow(wxWindow *parent,
wxWindowID winid = wxID_ANY,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxScrolledWindowStyle,
const wxString& name = wxPanelNameStr)
: wxScrollHelper(this)
{
Create(parent, winid, pos, size, style, name);
}
virtual ~wxGenericScrolledWindow();
bool Create(wxWindow *parent,
wxWindowID winid,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxScrolledWindowStyle,
const wxString& name = wxPanelNameStr);
virtual void PrepareDC(wxDC& dc) { DoPrepareDC(dc); }
// lay out the window and its children
virtual bool Layout();
virtual void DoSetVirtualSize(int x, int y);
// wxWindow's GetBestVirtualSize returns the actual window size,
// whereas we want to return the virtual size
virtual wxSize GetBestVirtualSize() const;
// Return the size best suited for the current window
// (this isn't a virtual size, this is a sensible size for the window)
virtual wxSize DoGetBestSize() const;
protected:
// this is needed for wxEVT_PAINT processing hack described in
// wxScrollHelperEvtHandler::ProcessEvent()
void OnPaint(wxPaintEvent& event);
// we need to return a special WM_GETDLGCODE value to process just the
// arrows but let the other navigation characters through
#ifdef __WXMSW__
virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
#endif // __WXMSW__
private:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxGenericScrolledWindow)
DECLARE_EVENT_TABLE()
};
#endif // _WX_GENERIC_SCROLLWIN_H_

193
include/wx/gtk/scrolwin.h Normal file
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/////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk/scrolwin.h
// Purpose: wxScrolledWindow class
// Author: Robert Roebling
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GTK_SCROLLWIN_H_
#define _WX_GTK_SCROLLWIN_H_
// ----------------------------------------------------------------------------
// headers and constants
// ----------------------------------------------------------------------------
#include "wx/window.h"
#include "wx/panel.h"
WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr;
// default scrolled window style
#ifndef wxScrolledWindowStyle
#define wxScrolledWindowStyle (wxHSCROLL | wxVSCROLL)
#endif
// ----------------------------------------------------------------------------
// wxScrolledWindow
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxScrolledWindow : public wxPanel
{
public:
wxScrolledWindow()
{ Init(); }
wxScrolledWindow(wxWindow *parent,
wxWindowID id = -1,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxScrolledWindowStyle,
const wxString& name = wxPanelNameStr)
{ Create(parent, id, pos, size, style, name); }
void Init();
bool Create(wxWindow *parent,
wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxScrolledWindowStyle,
const wxString& name = wxPanelNameStr);
// Normally the wxScrolledWindow will scroll itself, but in
// some rare occasions you might want it to scroll another
// window (e.g. a child of it in order to scroll only a portion
// the area between the scrollbars (spreadsheet: only cell area
// will move).
virtual void SetTargetWindow( wxWindow *target, bool pushEventHandler = FALSE );
virtual wxWindow *GetTargetWindow() const;
// Set the scrolled area of the window.
virtual void DoSetVirtualSize( int x, int y );
// wxWindow's GetBestVirtualSize returns the actual window size,
// whereas we want to return the virtual size
virtual wxSize GetBestVirtualSize() const;
// Return the size best suited for the current window
// (this isn't a virtual size, this is a sensible size for the window)
virtual wxSize DoGetBestSize() const;
// Set the x, y scrolling increments.
void SetScrollRate( int xstep, int ystep );
// Number of pixels per user unit (0 or -1 for no scrollbar)
// Length of virtual canvas in user units
// Length of page in user units
// Default action is to set the virtual size and alter scrollbars
// accordingly.
virtual void SetScrollbars(int pixelsPerUnitX, int pixelsPerUnitY,
int noUnitsX, int noUnitsY,
int xPos = 0, int yPos = 0,
bool noRefresh = FALSE );
// Physically scroll the window
virtual void Scroll(int x_pos, int y_pos);
int GetScrollPageSize(int orient) const;
void SetScrollPageSize(int orient, int pageSize);
virtual void GetScrollPixelsPerUnit(int *x_unit, int *y_unit) const;
// Enable/disable Windows scrolling in either direction.
// If TRUE, wxWidgets scrolls the canvas and only a bit of
// the canvas is invalidated; no Clear() is necessary.
// If FALSE, the whole canvas is invalidated and a Clear() is
// necessary. Disable for when the scroll increment is used
// to actually scroll a non-constant distance
virtual void EnableScrolling(bool x_scrolling, bool y_scrolling);
// Get the view start
virtual void GetViewStart(int *x, int *y) const;
// translate between scrolled and unscrolled coordinates
void CalcScrolledPosition(int x, int y, int *xx, int *yy) const
{ DoCalcScrolledPosition(x, y, xx, yy); }
wxPoint CalcScrolledPosition(const wxPoint& pt) const
{
wxPoint p2;
DoCalcScrolledPosition(pt.x, pt.y, &p2.x, &p2.y);
return p2;
}
void CalcUnscrolledPosition(int x, int y, int *xx, int *yy) const
{ DoCalcUnscrolledPosition(x, y, xx, yy); }
wxPoint CalcUnscrolledPosition(const wxPoint& pt) const
{
wxPoint p2;
DoCalcUnscrolledPosition(pt.x, pt.y, &p2.x, &p2.y);
return p2;
}
virtual void DoCalcScrolledPosition(int x, int y, int *xx, int *yy) const;
virtual void DoCalcUnscrolledPosition(int x, int y, int *xx, int *yy) const;
// Override this function to draw the graphic (or just process EVT_PAINT)
virtual void OnDraw(wxDC& WXUNUSED(dc)) {}
// Override this function if you don't want to have wxScrolledWindow
// automatically change the origin according to the scroll position.
void PrepareDC(wxDC& dc) { DoPrepareDC(dc); }
// lay out the window and its children
virtual bool Layout();
// Adjust the scrollbars
virtual void AdjustScrollbars();
// Set the scale factor, used in PrepareDC
void SetScale(double xs, double ys) { m_scaleX = xs; m_scaleY = ys; }
double GetScaleX() const { return m_scaleX; }
double GetScaleY() const { return m_scaleY; }
// implementation from now on
void OnScroll(wxScrollWinEvent& event);
void OnSize(wxSizeEvent& event);
void OnPaint(wxPaintEvent& event);
void OnChar(wxKeyEvent& event);
void GtkVScroll( float value, unsigned int scroll_type );
void GtkHScroll( float value, unsigned int scroll_type );
void GtkVConnectEvent();
void GtkHConnectEvent();
void GtkVDisconnectEvent();
void GtkHDisconnectEvent();
// Calculate scroll increment
virtual int CalcScrollInc(wxScrollWinEvent& event);
// Overridden from wxWidgets due callback being static
virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
virtual void DoPrepareDC(wxDC& dc);
protected:
wxWindow *m_targetWindow;
int m_xScrollPixelsPerLine;
int m_yScrollPixelsPerLine;
bool m_xScrollingEnabled;
bool m_yScrollingEnabled;
// FIXME: these next four members are duplicated in the GtkAdjustment
// members of wxWindow. Can they be safely removed from here?
int m_xScrollPosition;
int m_yScrollPosition;
int m_xScrollLinesPerPage;
int m_yScrollLinesPerPage;
double m_scaleY,m_scaleX;
private:
DECLARE_EVENT_TABLE()
DECLARE_DYNAMIC_CLASS(wxScrolledWindow)
};
#endif
// _WX_GTK_SCROLLWIN_H_
// vi:sts=4:sw=4:et

300
include/wx/gtk/window.h Normal file
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@@ -0,0 +1,300 @@
/////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk/window.h
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef __GTKWINDOWH__
#define __GTKWINDOWH__
// helper structure that holds class that holds GtkIMContext object and
// some additional data needed for key events processing
struct wxGtkIMData;
//-----------------------------------------------------------------------------
// callback definition for inserting a window (internal)
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxWindowGTK;
typedef void (*wxInsertChildFunction)( wxWindowGTK*, wxWindowGTK* );
//-----------------------------------------------------------------------------
// wxWindowGTK
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxWindowGTK : public wxWindowBase
{
public:
// creating the window
// -------------------
wxWindowGTK();
wxWindowGTK(wxWindow *parent,
wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
const wxString& name = wxPanelNameStr);
bool Create(wxWindow *parent,
wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
const wxString& name = wxPanelNameStr);
virtual ~wxWindowGTK();
// implement base class (pure) virtual methods
// -------------------------------------------
virtual bool Destroy();
virtual void Raise();
virtual void Lower();
virtual bool Show( bool show = TRUE );
virtual bool Enable( bool enable = TRUE );
virtual bool IsRetained() const;
virtual void SetFocus();
virtual bool AcceptsFocus() const;
virtual bool Reparent( wxWindowBase *newParent );
virtual void WarpPointer(int x, int y);
virtual void Refresh( bool eraseBackground = TRUE,
const wxRect *rect = (const wxRect *) NULL );
virtual void Update();
virtual void ClearBackground();
virtual bool SetBackgroundColour( const wxColour &colour );
virtual bool SetForegroundColour( const wxColour &colour );
virtual bool SetCursor( const wxCursor &cursor );
virtual bool SetFont( const wxFont &font );
virtual bool SetBackgroundStyle(wxBackgroundStyle style) ;
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;
#if wxUSE_MENUS_NATIVE
virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
#endif // wxUSE_MENUS_NATIVE
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 GetScrollThumb( int orient ) const;
virtual int GetScrollRange( int orient ) const;
virtual void ScrollWindow( int dx, int dy,
const wxRect* rect = (wxRect *) NULL );
#if wxUSE_DRAG_AND_DROP
virtual void SetDropTarget( wxDropTarget *dropTarget );
#endif // wxUSE_DRAG_AND_DROP
#ifdef __WXGTK20__
virtual void AddChild( wxWindowBase *child );
virtual void RemoveChild( wxWindowBase *child );
#endif
// implementation
// --------------
virtual WXWidget GetHandle() const { return m_widget; }
// I don't want users to override what's done in idle so everything that
// has to be done in idle time in order for wxGTK to work is done in
// OnInternalIdle
virtual void OnInternalIdle();
// Internal represention of Update()
void GtkUpdate();
// For compatibility across platforms (not in event table)
void OnIdle(wxIdleEvent& WXUNUSED(event)) {}
// wxGTK-specific: called recursively by Enable,
// to give widgets an oppprtunity to correct their colours after they
// have been changed by Enable
virtual void OnParentEnable( bool WXUNUSED(enable) ) {}
// Used by all window classes in the widget creation process.
bool PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size );
void PostCreation();
// Internal addition of child windows. differs from class
// to class not by using virtual functions but by using
// the m_insertCallback.
void DoAddChild(wxWindowGTK *child);
// This methods sends wxPaintEvents to the window. It reads the
// update region, breaks it up into rects and sends an event
// for each rect. It is also responsible for background erase
// events and NC paint events. It is called from "draw" and
// "expose" handlers as well as from ::Update()
void GtkSendPaintEvents();
// The methods below are required because many native widgets
// are composed of several subwidgets and setting a style for
// the widget means setting it for all subwidgets as well.
// also, it is nor clear, which native widget is the top
// widget where (most of) the input goes. even tooltips have
// to be applied to all subwidgets.
virtual GtkWidget* GetConnectWidget();
virtual bool IsOwnGtkWindow( GdkWindow *window );
void ConnectWidget( GtkWidget *widget );
#ifdef __WXGTK20__
// Returns the default context which usually is anti-aliased
PangoContext *GtkGetPangoDefaultContext();
// Returns the X11 context which renders on the X11 client
// side (which can be remote) and which usually is not
// anti-aliased and is thus faster
// MR: Now returns the default pango_context for the widget as GtkGetPangoDefaultContext to
// not depend on libpangox - which is completely deprecated.
//BCI: Remove GtkGetPangoX11Context and m_x11Context completely when symbols may be removed
PangoContext *GtkGetPangoX11Context();
PangoContext *m_x11Context; // MR: Now unused
#endif
#if wxUSE_TOOLTIPS
virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
#endif // wxUSE_TOOLTIPS
// Called from GTK signales handlers. it indicates that
// the layouting functions have to be called later on
// (i.e. in idle time, implemented in OnInternalIdle() ).
void GtkUpdateSize() { m_sizeSet = FALSE; }
// fix up the mouse event coords, used by wxListBox only so far
virtual void FixUpMouseEvent(GtkWidget * WXUNUSED(widget),
wxCoord& WXUNUSED(x),
wxCoord& WXUNUSED(y)) { }
// is this window transparent for the mouse events (as wxStaticBox is)?
virtual bool IsTransparentForMouse() const { return FALSE; }
// is this a radiobutton (used by radiobutton code itself only)?
virtual bool IsRadioButton() const { return FALSE; }
// position and size of the window
int m_x, m_y;
int m_width, m_height;
int m_oldClientWidth,m_oldClientHeight;
// see the docs in src/gtk/window.cpp
GtkWidget *m_widget; // mostly the widget seen by the rest of GTK
GtkWidget *m_wxwindow; // mostly the client area as per wxWidgets
// this widget will be queried for GTK's focus events
GtkWidget *m_focusWidget;
#ifdef __WXGTK20__
wxGtkIMData *m_imData;
#else // GTK 1
#ifdef HAVE_XIM
// XIM support for wxWidgets
GdkIC *m_ic;
GdkICAttr *m_icattr;
#endif // HAVE_XIM
#endif // GTK 2/1
#ifndef __WXGTK20__
// The area to be cleared (and not just refreshed)
// We cannot make this distinction under GTK 2.0.
wxRegion m_clearRegion;
#endif
// scrolling stuff
GtkAdjustment *m_hAdjust,*m_vAdjust;
float m_oldHorizontalPos;
float m_oldVerticalPos;
// extra (wxGTK-specific) flags
bool m_needParent:1; // ! wxFrame, wxDialog, wxNotebookPage ?
bool m_noExpose:1; // wxGLCanvas has its own redrawing
bool m_nativeSizeEvent:1; // wxGLCanvas sends wxSizeEvent upon "alloc_size"
bool m_hasScrolling:1;
bool m_hasVMT:1;
bool m_sizeSet:1;
bool m_resizing:1;
bool m_acceptsFocus:1; // true if not static
bool m_hasFocus:1; // true if == FindFocus()
bool m_isScrolling:1; // dragging scrollbar thumb?
bool m_clipPaintRegion:1; // TRUE after ScrollWindow()
#ifdef __WXGTK20__
bool m_dirtyTabOrder:1; // tab order changed, GTK focus
// chain needs update
#endif
bool m_needsStyleChange:1; // May not be able to change
// background style until OnIdle
// C++ has no virtual methods in the constrcutor of any class but we need
// different methods of inserting a child window into a wxFrame,
// wxMDIFrame, wxNotebook etc. this is the callback that will get used.
wxInsertChildFunction m_insertCallback;
// implement the base class pure virtuals
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;
virtual void DoSetSize(int x, int y,
int width, int height,
int sizeFlags = wxSIZE_AUTO);
virtual void DoSetClientSize(int width, int height);
virtual void DoMoveWindow(int x, int y, int width, int height);
virtual void DoCaptureMouse();
virtual void DoReleaseMouse();
#if wxUSE_TOOLTIPS
virtual void DoSetToolTip( wxToolTip *tip );
#endif // wxUSE_TOOLTIPS
protected:
// common part of all ctors (not virtual because called from ctor)
void Init();
#ifdef __WXGTK20__
virtual void DoMoveInTabOrder(wxWindow *win, MoveKind move);
// Copies m_children tab order to GTK focus chain:
void RealizeTabOrder();
#endif
// Called by ApplyWidgetStyle (which is called by SetFont() and
// SetXXXColour etc to apply style changed to native widgets) to create
// modified GTK style with non-standard attributes. If forceStyle=true,
// creates empty GtkRcStyle if there are no modifications, otherwise
// returns NULL in such case.
GtkRcStyle *CreateWidgetStyle(bool forceStyle = false);
// Overridden in many GTK widgets who have to handle subwidgets
virtual void ApplyWidgetStyle(bool forceStyle = false);
// helper function to ease native widgets wrapping, called by
// ApplyWidgetStyle -- override this, not ApplyWidgetStyle
virtual void DoApplyWidgetStyle(GtkRcStyle *style);
private:
DECLARE_DYNAMIC_CLASS(wxWindowGTK)
DECLARE_NO_COPY_CLASS(wxWindowGTK)
};
extern WXDLLIMPEXP_CORE wxWindow *wxFindFocusedChild(wxWindowGTK *win);
#endif // __GTKWINDOWH__

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/////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk/scrolwin.h
// Purpose: wxScrolledWindow class
// Author: Robert Roebling
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GTK_SCROLLWIN_H_
#define _WX_GTK_SCROLLWIN_H_
// ----------------------------------------------------------------------------
// headers and constants
// ----------------------------------------------------------------------------
#include "wx/window.h"
#include "wx/panel.h"
WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr;
// default scrolled window style
#ifndef wxScrolledWindowStyle
#define wxScrolledWindowStyle (wxHSCROLL | wxVSCROLL)
#endif
// ----------------------------------------------------------------------------
// wxScrolledWindow
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxScrolledWindow : public wxPanel
{
public:
wxScrolledWindow()
{ Init(); }
wxScrolledWindow(wxWindow *parent,
wxWindowID id = -1,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxScrolledWindowStyle,
const wxString& name = wxPanelNameStr)
{ Create(parent, id, pos, size, style, name); }
void Init();
bool Create(wxWindow *parent,
wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxScrolledWindowStyle,
const wxString& name = wxPanelNameStr);
// Normally the wxScrolledWindow will scroll itself, but in
// some rare occasions you might want it to scroll another
// window (e.g. a child of it in order to scroll only a portion
// the area between the scrollbars (spreadsheet: only cell area
// will move).
virtual void SetTargetWindow( wxWindow *target, bool pushEventHandler = FALSE );
virtual wxWindow *GetTargetWindow() const;
// Set the scrolled area of the window.
virtual void DoSetVirtualSize( int x, int y );
// wxWindow's GetBestVirtualSize returns the actual window size,
// whereas we want to return the virtual size
virtual wxSize GetBestVirtualSize() const;
// Return the size best suited for the current window
// (this isn't a virtual size, this is a sensible size for the window)
virtual wxSize DoGetBestSize() const;
// Set the x, y scrolling increments.
void SetScrollRate( int xstep, int ystep );
// Number of pixels per user unit (0 or -1 for no scrollbar)
// Length of virtual canvas in user units
// Length of page in user units
// Default action is to set the virtual size and alter scrollbars
// accordingly.
virtual void SetScrollbars(int pixelsPerUnitX, int pixelsPerUnitY,
int noUnitsX, int noUnitsY,
int xPos = 0, int yPos = 0,
bool noRefresh = FALSE );
// Physically scroll the window
virtual void Scroll(int x_pos, int y_pos);
int GetScrollPageSize(int orient) const;
void SetScrollPageSize(int orient, int pageSize);
virtual void GetScrollPixelsPerUnit(int *x_unit, int *y_unit) const;
// Enable/disable Windows scrolling in either direction.
// If TRUE, wxWidgets scrolls the canvas and only a bit of
// the canvas is invalidated; no Clear() is necessary.
// If FALSE, the whole canvas is invalidated and a Clear() is
// necessary. Disable for when the scroll increment is used
// to actually scroll a non-constant distance
virtual void EnableScrolling(bool x_scrolling, bool y_scrolling);
// Get the view start
virtual void GetViewStart(int *x, int *y) const;
// translate between scrolled and unscrolled coordinates
void CalcScrolledPosition(int x, int y, int *xx, int *yy) const
{ DoCalcScrolledPosition(x, y, xx, yy); }
wxPoint CalcScrolledPosition(const wxPoint& pt) const
{
wxPoint p2;
DoCalcScrolledPosition(pt.x, pt.y, &p2.x, &p2.y);
return p2;
}
void CalcUnscrolledPosition(int x, int y, int *xx, int *yy) const
{ DoCalcUnscrolledPosition(x, y, xx, yy); }
wxPoint CalcUnscrolledPosition(const wxPoint& pt) const
{
wxPoint p2;
DoCalcUnscrolledPosition(pt.x, pt.y, &p2.x, &p2.y);
return p2;
}
virtual void DoCalcScrolledPosition(int x, int y, int *xx, int *yy) const;
virtual void DoCalcUnscrolledPosition(int x, int y, int *xx, int *yy) const;
// Override this function to draw the graphic (or just process EVT_PAINT)
virtual void OnDraw(wxDC& WXUNUSED(dc)) {}
// Override this function if you don't want to have wxScrolledWindow
// automatically change the origin according to the scroll position.
void PrepareDC(wxDC& dc) { DoPrepareDC(dc); }
// lay out the window and its children
virtual bool Layout();
// Adjust the scrollbars
virtual void AdjustScrollbars();
// Set the scale factor, used in PrepareDC
void SetScale(double xs, double ys) { m_scaleX = xs; m_scaleY = ys; }
double GetScaleX() const { return m_scaleX; }
double GetScaleY() const { return m_scaleY; }
// implementation from now on
void OnScroll(wxScrollWinEvent& event);
void OnSize(wxSizeEvent& event);
void OnPaint(wxPaintEvent& event);
void OnChar(wxKeyEvent& event);
void GtkVScroll( float value, unsigned int scroll_type );
void GtkHScroll( float value, unsigned int scroll_type );
void GtkVConnectEvent();
void GtkHConnectEvent();
void GtkVDisconnectEvent();
void GtkHDisconnectEvent();
// Calculate scroll increment
virtual int CalcScrollInc(wxScrollWinEvent& event);
// Overridden from wxWidgets due callback being static
virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
virtual void DoPrepareDC(wxDC& dc);
protected:
wxWindow *m_targetWindow;
int m_xScrollPixelsPerLine;
int m_yScrollPixelsPerLine;
bool m_xScrollingEnabled;
bool m_yScrollingEnabled;
// FIXME: these next four members are duplicated in the GtkAdjustment
// members of wxWindow. Can they be safely removed from here?
int m_xScrollPosition;
int m_yScrollPosition;
int m_xScrollLinesPerPage;
int m_yScrollLinesPerPage;
double m_scaleY,m_scaleX;
private:
DECLARE_EVENT_TABLE()
DECLARE_DYNAMIC_CLASS(wxScrolledWindow)
};
#endif
// _WX_GTK_SCROLLWIN_H_
// vi:sts=4:sw=4:et

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/////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk/window.h
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef __GTKWINDOWH__
#define __GTKWINDOWH__
// helper structure that holds class that holds GtkIMContext object and
// some additional data needed for key events processing
struct wxGtkIMData;
//-----------------------------------------------------------------------------
// callback definition for inserting a window (internal)
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxWindowGTK;
typedef void (*wxInsertChildFunction)( wxWindowGTK*, wxWindowGTK* );
//-----------------------------------------------------------------------------
// wxWindowGTK
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxWindowGTK : public wxWindowBase
{
public:
// creating the window
// -------------------
wxWindowGTK();
wxWindowGTK(wxWindow *parent,
wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
const wxString& name = wxPanelNameStr);
bool Create(wxWindow *parent,
wxWindowID id,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
const wxString& name = wxPanelNameStr);
virtual ~wxWindowGTK();
// implement base class (pure) virtual methods
// -------------------------------------------
virtual bool Destroy();
virtual void Raise();
virtual void Lower();
virtual bool Show( bool show = TRUE );
virtual bool Enable( bool enable = TRUE );
virtual bool IsRetained() const;
virtual void SetFocus();
virtual bool AcceptsFocus() const;
virtual bool Reparent( wxWindowBase *newParent );
virtual void WarpPointer(int x, int y);
virtual void Refresh( bool eraseBackground = TRUE,
const wxRect *rect = (const wxRect *) NULL );
virtual void Update();
virtual void ClearBackground();
virtual bool SetBackgroundColour( const wxColour &colour );
virtual bool SetForegroundColour( const wxColour &colour );
virtual bool SetCursor( const wxCursor &cursor );
virtual bool SetFont( const wxFont &font );
virtual bool SetBackgroundStyle(wxBackgroundStyle style) ;
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;
#if wxUSE_MENUS_NATIVE
virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
#endif // wxUSE_MENUS_NATIVE
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 GetScrollThumb( int orient ) const;
virtual int GetScrollRange( int orient ) const;
virtual void ScrollWindow( int dx, int dy,
const wxRect* rect = (wxRect *) NULL );
#if wxUSE_DRAG_AND_DROP
virtual void SetDropTarget( wxDropTarget *dropTarget );
#endif // wxUSE_DRAG_AND_DROP
#ifdef __WXGTK20__
virtual void AddChild( wxWindowBase *child );
virtual void RemoveChild( wxWindowBase *child );
#endif
// implementation
// --------------
virtual WXWidget GetHandle() const { return m_widget; }
// I don't want users to override what's done in idle so everything that
// has to be done in idle time in order for wxGTK to work is done in
// OnInternalIdle
virtual void OnInternalIdle();
// Internal represention of Update()
void GtkUpdate();
// For compatibility across platforms (not in event table)
void OnIdle(wxIdleEvent& WXUNUSED(event)) {}
// wxGTK-specific: called recursively by Enable,
// to give widgets an oppprtunity to correct their colours after they
// have been changed by Enable
virtual void OnParentEnable( bool WXUNUSED(enable) ) {}
// Used by all window classes in the widget creation process.
bool PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size );
void PostCreation();
// Internal addition of child windows. differs from class
// to class not by using virtual functions but by using
// the m_insertCallback.
void DoAddChild(wxWindowGTK *child);
// This methods sends wxPaintEvents to the window. It reads the
// update region, breaks it up into rects and sends an event
// for each rect. It is also responsible for background erase
// events and NC paint events. It is called from "draw" and
// "expose" handlers as well as from ::Update()
void GtkSendPaintEvents();
// The methods below are required because many native widgets
// are composed of several subwidgets and setting a style for
// the widget means setting it for all subwidgets as well.
// also, it is nor clear, which native widget is the top
// widget where (most of) the input goes. even tooltips have
// to be applied to all subwidgets.
virtual GtkWidget* GetConnectWidget();
virtual bool IsOwnGtkWindow( GdkWindow *window );
void ConnectWidget( GtkWidget *widget );
#ifdef __WXGTK20__
// Returns the default context which usually is anti-aliased
PangoContext *GtkGetPangoDefaultContext();
// Returns the X11 context which renders on the X11 client
// side (which can be remote) and which usually is not
// anti-aliased and is thus faster
// MR: Now returns the default pango_context for the widget as GtkGetPangoDefaultContext to
// not depend on libpangox - which is completely deprecated.
//BCI: Remove GtkGetPangoX11Context and m_x11Context completely when symbols may be removed
PangoContext *GtkGetPangoX11Context();
PangoContext *m_x11Context; // MR: Now unused
#endif
#if wxUSE_TOOLTIPS
virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
#endif // wxUSE_TOOLTIPS
// Called from GTK signales handlers. it indicates that
// the layouting functions have to be called later on
// (i.e. in idle time, implemented in OnInternalIdle() ).
void GtkUpdateSize() { m_sizeSet = FALSE; }
// fix up the mouse event coords, used by wxListBox only so far
virtual void FixUpMouseEvent(GtkWidget * WXUNUSED(widget),
wxCoord& WXUNUSED(x),
wxCoord& WXUNUSED(y)) { }
// is this window transparent for the mouse events (as wxStaticBox is)?
virtual bool IsTransparentForMouse() const { return FALSE; }
// is this a radiobutton (used by radiobutton code itself only)?
virtual bool IsRadioButton() const { return FALSE; }
// position and size of the window
int m_x, m_y;
int m_width, m_height;
int m_oldClientWidth,m_oldClientHeight;
// see the docs in src/gtk/window.cpp
GtkWidget *m_widget; // mostly the widget seen by the rest of GTK
GtkWidget *m_wxwindow; // mostly the client area as per wxWidgets
// this widget will be queried for GTK's focus events
GtkWidget *m_focusWidget;
#ifdef __WXGTK20__
wxGtkIMData *m_imData;
#else // GTK 1
#ifdef HAVE_XIM
// XIM support for wxWidgets
GdkIC *m_ic;
GdkICAttr *m_icattr;
#endif // HAVE_XIM
#endif // GTK 2/1
#ifndef __WXGTK20__
// The area to be cleared (and not just refreshed)
// We cannot make this distinction under GTK 2.0.
wxRegion m_clearRegion;
#endif
// scrolling stuff
GtkAdjustment *m_hAdjust,*m_vAdjust;
float m_oldHorizontalPos;
float m_oldVerticalPos;
// extra (wxGTK-specific) flags
bool m_needParent:1; // ! wxFrame, wxDialog, wxNotebookPage ?
bool m_noExpose:1; // wxGLCanvas has its own redrawing
bool m_nativeSizeEvent:1; // wxGLCanvas sends wxSizeEvent upon "alloc_size"
bool m_hasScrolling:1;
bool m_hasVMT:1;
bool m_sizeSet:1;
bool m_resizing:1;
bool m_acceptsFocus:1; // true if not static
bool m_hasFocus:1; // true if == FindFocus()
bool m_isScrolling:1; // dragging scrollbar thumb?
bool m_clipPaintRegion:1; // TRUE after ScrollWindow()
#ifdef __WXGTK20__
bool m_dirtyTabOrder:1; // tab order changed, GTK focus
// chain needs update
#endif
bool m_needsStyleChange:1; // May not be able to change
// background style until OnIdle
// C++ has no virtual methods in the constrcutor of any class but we need
// different methods of inserting a child window into a wxFrame,
// wxMDIFrame, wxNotebook etc. this is the callback that will get used.
wxInsertChildFunction m_insertCallback;
// implement the base class pure virtuals
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;
virtual void DoSetSize(int x, int y,
int width, int height,
int sizeFlags = wxSIZE_AUTO);
virtual void DoSetClientSize(int width, int height);
virtual void DoMoveWindow(int x, int y, int width, int height);
virtual void DoCaptureMouse();
virtual void DoReleaseMouse();
#if wxUSE_TOOLTIPS
virtual void DoSetToolTip( wxToolTip *tip );
#endif // wxUSE_TOOLTIPS
protected:
// common part of all ctors (not virtual because called from ctor)
void Init();
#ifdef __WXGTK20__
virtual void DoMoveInTabOrder(wxWindow *win, MoveKind move);
// Copies m_children tab order to GTK focus chain:
void RealizeTabOrder();
#endif
// Called by ApplyWidgetStyle (which is called by SetFont() and
// SetXXXColour etc to apply style changed to native widgets) to create
// modified GTK style with non-standard attributes. If forceStyle=true,
// creates empty GtkRcStyle if there are no modifications, otherwise
// returns NULL in such case.
GtkRcStyle *CreateWidgetStyle(bool forceStyle = false);
// Overridden in many GTK widgets who have to handle subwidgets
virtual void ApplyWidgetStyle(bool forceStyle = false);
// helper function to ease native widgets wrapping, called by
// ApplyWidgetStyle -- override this, not ApplyWidgetStyle
virtual void DoApplyWidgetStyle(GtkRcStyle *style);
private:
DECLARE_DYNAMIC_CLASS(wxWindowGTK)
DECLARE_NO_COPY_CLASS(wxWindowGTK)
};
extern WXDLLIMPEXP_CORE wxWindow *wxFindFocusedChild(wxWindowGTK *win);
#endif // __GTKWINDOWH__

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/////////////////////////////////////////////////////////////////////////////
// Name: include/wx/scrolwin.h
// Purpose: wxScrolledWindow, wxScrolledControl and wxScrollHelper
// Author: Vadim Zeitlin
// Modified by:
// Created: 30.08.00
// RCS-ID: $Id$
// Copyright: (c) 2000 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_SCROLWIN_H_BASE_
#define _WX_SCROLWIN_H_BASE_
#include "wx/window.h"
class WXDLLEXPORT wxScrollHelperEvtHandler;
class WXDLLEXPORT wxTimer;
// ----------------------------------------------------------------------------
// wxScrollHelper: this class implements the scrolling logic which is used by
// wxScrolledWindow and wxScrolledControl. It is a mix-in: just derive from it
// to implement scrolling in your class.
// ----------------------------------------------------------------------------
#if !defined(__WXGTK__) || defined(__WXUNIVERSAL__)
class WXDLLEXPORT wxScrollHelper
{
public:
// ctor and dtor
wxScrollHelper(wxWindow *winToScroll = (wxWindow *)NULL);
void SetWindow(wxWindow *winToScroll);
virtual ~wxScrollHelper();
// configure the scrolling
virtual void SetScrollbars(int pixelsPerUnitX, int pixelsPerUnitY,
int noUnitsX, int noUnitsY,
int xPos = 0, int yPos = 0,
bool noRefresh = false );
// scroll to the given (in logical coords) position
virtual void Scroll(int x, int y);
// get/set the page size for this orientation (wxVERTICAL/wxHORIZONTAL)
int GetScrollPageSize(int orient) const;
void SetScrollPageSize(int orient, int pageSize);
// Set the x, y scrolling increments.
void SetScrollRate( int xstep, int ystep );
// get the size of one logical unit in physical ones
virtual void GetScrollPixelsPerUnit(int *pixelsPerUnitX,
int *pixelsPerUnitY) const;
// Enable/disable Windows scrolling in either direction. If true, wxWidgets
// scrolls the canvas and only a bit of the canvas is invalidated; no
// Clear() is necessary. If false, the whole canvas is invalidated and a
// Clear() is necessary. Disable for when the scroll increment is used to
// actually scroll a non-constant distance
virtual void EnableScrolling(bool x_scrolling, bool y_scrolling);
// Get the view start
virtual void GetViewStart(int *x, int *y) const;
// Set the scale factor, used in PrepareDC
void SetScale(double xs, double ys) { m_scaleX = xs; m_scaleY = ys; }
double GetScaleX() const { return m_scaleX; }
double GetScaleY() const { return m_scaleY; }
// translate between scrolled and unscrolled coordinates
void CalcScrolledPosition(int x, int y, int *xx, int *yy) const
{ DoCalcScrolledPosition(x, y, xx, yy); }
wxPoint CalcScrolledPosition(const wxPoint& pt) const
{
wxPoint p2;
DoCalcScrolledPosition(pt.x, pt.y, &p2.x, &p2.y);
return p2;
}
void CalcUnscrolledPosition(int x, int y, int *xx, int *yy) const
{ DoCalcUnscrolledPosition(x, y, xx, yy); }
wxPoint CalcUnscrolledPosition(const wxPoint& pt) const
{
wxPoint p2;
DoCalcUnscrolledPosition(pt.x, pt.y, &p2.x, &p2.y);
return p2;
}
virtual void DoCalcScrolledPosition(int x, int y, int *xx, int *yy) const;
virtual void DoCalcUnscrolledPosition(int x, int y, int *xx, int *yy) const;
// Adjust the scrollbars
virtual void AdjustScrollbars(void);
// Calculate scroll increment
virtual int CalcScrollInc(wxScrollWinEvent& event);
// Normally the wxScrolledWindow will scroll itself, but in some rare
// occasions you might want it to scroll [part of] another window (e.g. a
// child of it in order to scroll only a portion the area between the
// scrollbars (spreadsheet: only cell area will move).
virtual void SetTargetWindow(wxWindow *target);
virtual wxWindow *GetTargetWindow() const;
void SetTargetRect(const wxRect& rect) { m_rectToScroll = rect; }
wxRect GetTargetRect() const { return m_rectToScroll; }
// Override this function to draw the graphic (or just process EVT_PAINT)
virtual void OnDraw(wxDC& WXUNUSED(dc)) { }
// change the DC origin according to the scroll position.
virtual void DoPrepareDC(wxDC& dc);
// are we generating the autoscroll events?
bool IsAutoScrolling() const { return m_timerAutoScroll != NULL; }
// stop generating the scroll events when mouse is held outside the window
void StopAutoScrolling();
// this method can be overridden in a derived class to forbid sending the
// auto scroll events - note that unlike StopAutoScrolling() it doesn't
// stop the timer, so it will be called repeatedly and will typically
// return different values depending on the current mouse position
//
// the base class version just returns true
virtual bool SendAutoScrollEvents(wxScrollWinEvent& event) const;
// the methods to be called from the window event handlers
void HandleOnScroll(wxScrollWinEvent& event);
void HandleOnSize(wxSizeEvent& event);
void HandleOnPaint(wxPaintEvent& event);
void HandleOnChar(wxKeyEvent& event);
void HandleOnMouseEnter(wxMouseEvent& event);
void HandleOnMouseLeave(wxMouseEvent& event);
#if wxUSE_MOUSEWHEEL
void HandleOnMouseWheel(wxMouseEvent& event);
#endif // wxUSE_MOUSEWHEEL
// FIXME: this is needed for now for wxPlot compilation, should be removed
// once it is fixed!
void OnScroll(wxScrollWinEvent& event) { HandleOnScroll(event); }
protected:
// get pointer to our scroll rect if we use it or NULL
const wxRect *GetScrollRect() const
{
return m_rectToScroll.width != 0 ? &m_rectToScroll : NULL;
}
// get the size of the target window
wxSize GetTargetSize() const
{
return m_rectToScroll.width != 0 ? m_rectToScroll.GetSize()
: m_targetWindow->GetClientSize();
}
void GetTargetSize(int *w, int *h)
{
wxSize size = GetTargetSize();
if ( w )
*w = size.x;
if ( h )
*h = size.y;
}
// change just the target window (unlike SetWindow which changes m_win as
// well)
void DoSetTargetWindow(wxWindow *target);
// delete the event handler we installed
void DeleteEvtHandler();
double m_scaleX;
double m_scaleY;
wxWindow *m_win,
*m_targetWindow;
wxRect m_rectToScroll;
wxTimer *m_timerAutoScroll;
int m_xScrollPixelsPerLine;
int m_yScrollPixelsPerLine;
int m_xScrollPosition;
int m_yScrollPosition;
int m_xScrollLines;
int m_yScrollLines;
int m_xScrollLinesPerPage;
int m_yScrollLinesPerPage;
bool m_xScrollingEnabled;
bool m_yScrollingEnabled;
#if wxUSE_MOUSEWHEEL
int m_wheelRotation;
#endif // wxUSE_MOUSEWHEEL
wxScrollHelperEvtHandler *m_handler;
DECLARE_NO_COPY_CLASS(wxScrollHelper)
};
#endif
// ----------------------------------------------------------------------------
// wxScrolledWindow: a wxWindow which knows how to scroll
// ----------------------------------------------------------------------------
#if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
#include "wx/gtk/scrolwin.h"
#else // !wxGTK
#include "wx/generic/scrolwin.h"
class WXDLLEXPORT wxScrolledWindow : public wxGenericScrolledWindow
{
public:
wxScrolledWindow() { }
wxScrolledWindow(wxWindow *parent,
wxWindowID winid = wxID_ANY,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxScrolledWindowStyle,
const wxString& name = wxPanelNameStr)
: wxGenericScrolledWindow(parent, winid, pos, size, style, name)
{
}
private:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxScrolledWindow)
};
#define wxSCROLLED_WINDOW_IS_GENERIC 1
#endif
#endif
// _WX_SCROLWIN_H_BASE_

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