X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fa3541bd156c5efaa448b7869d615588e86cd75c..558820fd083635d3e1dc026a56b2f14870cb5c38:/include/wx/gtk/scrolwin.h?ds=inline diff --git a/include/wx/gtk/scrolwin.h b/include/wx/gtk/scrolwin.h index 391dadb28e..909b616097 100644 --- a/include/wx/gtk/scrolwin.h +++ b/include/wx/gtk/scrolwin.h @@ -1,141 +1,73 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: wx/generic/scrolwin.h +// Name: wx/gtk/scrolwin.h // Purpose: wxScrolledWindow class // Author: Robert Roebling -// Modified by: +// Modified by: Vadim Zeitlin (2005-10-10): wxScrolledWindow is now common // Created: 01/02/97 // RCS-ID: $Id$ // Copyright: (c) Robert Roebling -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_GTK_SCROLLWIN_H_ #define _WX_GTK_SCROLLWIN_H_ -#ifdef __GNUG__ - #pragma interface "scrolwin.h" -#endif - -// ---------------------------------------------------------------------------- -// 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 +class WXDLLEXPORT wxScrollHelperNative : public wxScrollHelper { public: - wxScrolledWindow(); - 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); - } - - ~wxScrolledWindow(); - - 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 ); - virtual wxWindow *GetTargetWindow(); + // default ctor doesn't do anything + wxScrollHelperNative(wxWindow *win) : wxScrollHelper(win) { } - // 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 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, wxWindows 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; - // Compatibility - void ViewStart(int *x, int *y) const - { GetViewStart( x, y ); } - - // Actual size in pixels when scrolling is taken into account - virtual void GetVirtualSize(int *x, int *y) const; - - virtual void CalcScrolledPosition(int x, int y, int *xx, int *yy) const; - virtual void CalcUnscrolledPosition(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. - virtual void PrepareDC(wxDC& dc); - - // Adjust the scrollbars + int noUnitsX, int noUnitsY, + int xPos = 0, int yPos = 0, + bool noRefresh = false); virtual void AdjustScrollbars(); - - // implementation from now on - void OnSize(wxSizeEvent& event); - void OnPaint(wxPaintEvent& event); - void OnChar(wxKeyEvent& event); - - void GtkVScroll( float value ); - void GtkHScroll( float value ); + virtual void Scroll(int x, int y); protected: - wxWindow *m_targetWindow; - int m_xScrollPixelsPerLine; - int m_yScrollPixelsPerLine; - bool m_xScrollingEnabled; - bool m_yScrollingEnabled; - int m_xScrollPosition; - int m_yScrollPosition; - int m_xScrollLines; - int m_yScrollLines; - int m_xScrollLinesPerPage; - int m_yScrollLinesPerPage; + // this does (each) half of AdjustScrollbars() work + void DoAdjustScrollbar(GtkRange* range, + int pixelsPerLine, + int winSize, + int virtSize, + int *pos, + int *lines, + int *linesPerPage); + + void DoAdjustHScrollbar(int winSize, int virtSize) + { + DoAdjustScrollbar + ( + m_win->m_scrollBar[wxWindow::ScrollDir_Horz], + m_xScrollPixelsPerLine, winSize, virtSize, + &m_xScrollPosition, &m_xScrollLines, &m_xScrollLinesPerPage + ); + } + + void DoAdjustVScrollbar(int winSize, int virtSize) + { + DoAdjustScrollbar + ( + m_win->m_scrollBar[wxWindow::ScrollDir_Vert], + m_yScrollPixelsPerLine, winSize, virtSize, + &m_yScrollPosition, &m_yScrollLines, &m_yScrollLinesPerPage + ); + } + + // and this does the same for Scroll() + void DoScroll(int orient, + int pos, + int pixelsPerLine, + int *posOld); private: - DECLARE_EVENT_TABLE() - DECLARE_ABSTRACT_CLASS(wxScrolledWindow) + DECLARE_NO_COPY_CLASS(wxScrollHelperNative) }; -#endif - // _WX_GTK_SCROLLWIN_H_ +#endif // _WX_GTK_SCROLLWIN_H_ +