first pass of wxUniv merge - nothing works, most parts don't even compile
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10673 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
243
include/wx/univ/scrolbar.h
Normal file
243
include/wx/univ/scrolbar.h
Normal file
@@ -0,0 +1,243 @@
|
||||
///////////////////////////////////////////////////////////////////////////////
|
||||
// Name: wx/univ/scrolbar.h
|
||||
// Purpose: wxScrollBar for wxUniversal
|
||||
// Author: Vadim Zeitlin
|
||||
// Modified by:
|
||||
// Created: 20.08.00
|
||||
// RCS-ID: $Id$
|
||||
// Copyright: (c) 2000 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
|
||||
// Licence: wxWindows license
|
||||
///////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
#ifndef _WX_UNIV_SCROLBAR_H_
|
||||
#define _WX_UNIV_SCROLBAR_H_
|
||||
|
||||
#ifdef __GNUG__
|
||||
#pragma interface "univscrolbar.h"
|
||||
#endif
|
||||
|
||||
class WXDLLEXPORT wxScrollTimer;
|
||||
|
||||
#include "wx/univ/scrarrow.h"
|
||||
|
||||
// ----------------------------------------------------------------------------
|
||||
// the actions supported by this control
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
// scroll the bar
|
||||
#define wxACTION_SCROLL_START _T("start") // to the beginning
|
||||
#define wxACTION_SCROLL_END _T("end") // to the end
|
||||
#define wxACTION_SCROLL_LINE_UP _T("lineup") // one line up/left
|
||||
#define wxACTION_SCROLL_PAGE_UP _T("pageup") // one page up/left
|
||||
#define wxACTION_SCROLL_LINE_DOWN _T("linedown") // one line down/right
|
||||
#define wxACTION_SCROLL_PAGE_DOWN _T("pagedown") // one page down/right
|
||||
|
||||
// the scrollbar thumb may be dragged
|
||||
#define wxACTION_SCROLL_THUMB_DRAG _T("thumbdrag")
|
||||
#define wxACTION_SCROLL_THUMB_MOVE _T("thumbmove")
|
||||
#define wxACTION_SCROLL_THUMB_RELEASE _T("thumbrelease")
|
||||
|
||||
// ----------------------------------------------------------------------------
|
||||
// wxScrollBar
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
class WXDLLEXPORT wxScrollBar : public wxScrollBarBase,
|
||||
public wxControlWithArrows
|
||||
{
|
||||
public:
|
||||
// scrollbar elements: they correspond to wxHT_SCROLLBAR_XXX constants but
|
||||
// start from 0 which allows to use them as array indices
|
||||
enum Element
|
||||
{
|
||||
Element_Arrow_Line_1,
|
||||
Element_Arrow_Line_2,
|
||||
Element_Arrow_Page_1,
|
||||
Element_Arrow_Page_2,
|
||||
Element_Thumb,
|
||||
Element_Bar_1,
|
||||
Element_Bar_2,
|
||||
Element_Max
|
||||
};
|
||||
|
||||
wxScrollBar();
|
||||
wxScrollBar(wxWindow *parent,
|
||||
wxWindowID id,
|
||||
const wxPoint& pos = wxDefaultPosition,
|
||||
const wxSize& size = wxDefaultSize,
|
||||
long style = wxSB_HORIZONTAL,
|
||||
const wxValidator& validator = wxDefaultValidator,
|
||||
const wxString& name = wxScrollBarNameStr);
|
||||
|
||||
bool Create(wxWindow *parent,
|
||||
wxWindowID id,
|
||||
const wxPoint& pos = wxDefaultPosition,
|
||||
const wxSize& size = wxDefaultSize,
|
||||
long style = wxSB_HORIZONTAL,
|
||||
const wxValidator& validator = wxDefaultValidator,
|
||||
const wxString& name = wxScrollBarNameStr);
|
||||
|
||||
virtual ~wxScrollBar();
|
||||
|
||||
// implement base class pure virtuals
|
||||
virtual int GetThumbPosition() const;
|
||||
virtual int GetThumbSize() const;
|
||||
virtual int GetPageSize() const;
|
||||
virtual int GetRange() const;
|
||||
|
||||
virtual void SetThumbPosition(int thumbPos);
|
||||
virtual void SetScrollbar(int position, int thumbSize,
|
||||
int range, int pageSize,
|
||||
bool refresh = TRUE);
|
||||
|
||||
// wxScrollBar actions
|
||||
void ScrollToStart();
|
||||
void ScrollToEnd();
|
||||
void ScrollLines(int nLines);
|
||||
void ScrollPages(int nPages);
|
||||
|
||||
virtual bool PerformAction(const wxControlAction& action,
|
||||
long numArg = 0,
|
||||
const wxString& strArg = wxEmptyString);
|
||||
|
||||
// wxScrollBar sub elements state (combination of wxCONTROL_XXX)
|
||||
void SetState(Element which, int flags);
|
||||
int GetState(Element which) const;
|
||||
|
||||
// implement wxControlWithArrows methods
|
||||
virtual wxRenderer *GetRenderer() const { return m_renderer; }
|
||||
virtual wxWindow *GetWindow() { return this; }
|
||||
virtual bool IsVertical() const { return wxScrollBarBase::IsVertical(); }
|
||||
virtual int GetArrowState(wxScrollArrows::Arrow arrow) const;
|
||||
virtual void SetArrowFlag(wxScrollArrows::Arrow arrow, int flag, bool set);
|
||||
virtual bool OnArrow(wxScrollArrows::Arrow arrow);
|
||||
virtual wxScrollArrows::Arrow HitTest(const wxPoint& pt) const;
|
||||
|
||||
// for wxControlRenderer::DrawScrollbar() only
|
||||
const wxScrollArrows& GetArrows() const { return m_arrows; }
|
||||
|
||||
protected:
|
||||
virtual wxSize DoGetBestClientSize() const;
|
||||
virtual void DoDraw(wxControlRenderer *renderer);
|
||||
virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
|
||||
|
||||
// event handlers
|
||||
void OnIdle(wxIdleEvent& event);
|
||||
|
||||
// SetThumbPosition() helper
|
||||
void DoSetThumb(int thumbPos);
|
||||
|
||||
// common part of all ctors
|
||||
void Init();
|
||||
|
||||
private:
|
||||
// total range of the scrollbar in logical units
|
||||
int m_range;
|
||||
|
||||
// the current and previous (after last refresh - this is used for
|
||||
// repainting optimisation) size of the thumb in logical units (from 0 to
|
||||
// m_range) and its position (from 0 to m_range - m_thumbSize)
|
||||
int m_thumbSize,
|
||||
m_thumbPos,
|
||||
m_thumbPosOld;
|
||||
|
||||
// the page size, i.e. the number of lines by which to scroll when page
|
||||
// up/down action is performed
|
||||
int m_pageSize;
|
||||
|
||||
// the state of the sub elements
|
||||
int m_elementsState[Element_Max];
|
||||
|
||||
// the dirty flag: if set, scrollbar must be updated
|
||||
bool m_dirty;
|
||||
|
||||
// the object handling the arrows
|
||||
wxScrollArrows m_arrows;
|
||||
|
||||
DECLARE_EVENT_TABLE()
|
||||
DECLARE_DYNAMIC_CLASS(wxScrollBar)
|
||||
};
|
||||
|
||||
// ----------------------------------------------------------------------------
|
||||
// common scrollbar input handler: it manages clicks on the standard scrollbar
|
||||
// elements (line arrows, bar, thumb)
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
class WXDLLEXPORT wxStdScrollBarInputHandler : public wxStdInputHandler
|
||||
{
|
||||
public:
|
||||
// constructor takes a renderer (used for scrollbar hit testing) and the
|
||||
// base handler to which all unhandled events are forwarded
|
||||
wxStdScrollBarInputHandler(wxRenderer *renderer,
|
||||
wxInputHandler *inphand);
|
||||
|
||||
virtual bool HandleKey(wxControl *control,
|
||||
const wxKeyEvent& event,
|
||||
bool pressed);
|
||||
virtual bool HandleMouse(wxControl *control,
|
||||
const wxMouseEvent& event);
|
||||
virtual bool HandleMouseMove(wxControl *control, const wxMouseEvent& event);
|
||||
|
||||
virtual ~wxStdScrollBarInputHandler();
|
||||
|
||||
// this method is called by wxScrollBarTimer only and may be overridden
|
||||
//
|
||||
// return TRUE to continue scrolling, FALSE to stop the timer
|
||||
virtual bool OnScrollTimer(wxScrollBar *scrollbar,
|
||||
const wxControlAction& action);
|
||||
|
||||
protected:
|
||||
// the methods which must be overridden in the derived class
|
||||
|
||||
// return TRUE if the mouse button can be used to activate scrollbar, FALSE
|
||||
// if not (only left mouse button can do it under Windows, any button under
|
||||
// GTK+)
|
||||
virtual bool IsAllowedButton(int button) = 0;
|
||||
|
||||
// set or clear the specified flag on the scrollbar element corresponding
|
||||
// to m_htLast
|
||||
void SetElementState(wxScrollBar *scrollbar, int flag, bool doIt);
|
||||
|
||||
// [un]highlight the scrollbar element corresponding to m_htLast
|
||||
virtual void Highlight(wxScrollBar *scrollbar, bool doIt)
|
||||
{ SetElementState(scrollbar, wxCONTROL_CURRENT, doIt); }
|
||||
|
||||
// [un]press the scrollbar element corresponding to m_htLast
|
||||
virtual void Press(wxScrollBar *scrollbar, bool doIt)
|
||||
{ SetElementState(scrollbar, wxCONTROL_PRESSED, doIt); }
|
||||
|
||||
// stop scrolling because we reached the end point
|
||||
void StopScrolling(wxScrollBar *scrollbar);
|
||||
|
||||
// get the mouse coordinates in the scrollbar direction from the event
|
||||
wxCoord GetMouseCoord(const wxScrollBar *scrollbar,
|
||||
const wxMouseEvent& event) const;
|
||||
|
||||
// generate a "thumb move" action for this mouse event
|
||||
void HandleThumbMove(wxScrollBar *scrollbar, const wxMouseEvent& event);
|
||||
|
||||
// the window (scrollbar) which has capture or NULL and the flag telling if
|
||||
// the mouse is inside the element which captured it or not
|
||||
wxWindow *m_winCapture;
|
||||
bool m_winHasMouse;
|
||||
int m_btnCapture; // the mouse button which has captured mouse
|
||||
|
||||
// the position where we started scrolling by page
|
||||
wxPoint m_ptStartScrolling;
|
||||
|
||||
// one of wxHT_SCROLLBAR_XXX value: where has the mouse been last time?
|
||||
wxHitTest m_htLast;
|
||||
|
||||
// the renderer (we use it only for hit testing)
|
||||
wxRenderer *m_renderer;
|
||||
|
||||
// the offset of the top/left of the scrollbar relative to the mouse to
|
||||
// keep during the thumb drag
|
||||
int m_ofsMouse;
|
||||
|
||||
// the timer for generating scroll events when the mouse stays pressed on
|
||||
// a scrollbar
|
||||
wxScrollTimer *m_timerScroll;
|
||||
};
|
||||
|
||||
#endif // _WX_UNIV_SCROLBAR_H_
|
||||
|
||||
Reference in New Issue
Block a user