/////////////////////////////////////////////////////////////////////////////// // Name: wx/univ/stdrend.h // Purpose: wxStdRenderer class declaration // Author: Vadim Zeitlin // Created: 2006-09-18 // RCS-ID: $Id$ // Copyright: (c) 2006 Vadim Zeitlin // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// #ifndef _WX_UNIV_STDREND_H_ #define _WX_UNIV_STDREND_H_ #include "wx/univ/renderer.h" #include "wx/pen.h" class WXDLLEXPORT wxColourScheme; // ---------------------------------------------------------------------------- // wxStdRenderer: implements as much of wxRenderer API as possible generically // ---------------------------------------------------------------------------- class wxStdRenderer : public wxRenderer { public: // the renderer will use the given scheme, whose lifetime must be at least // as long as of this object itself, to choose the colours for drawing wxStdRenderer(const wxColourScheme *scheme); virtual void DrawBackground(wxDC& dc, const wxColour& col, const wxRect& rect, int flags = 0, wxWindow *window = NULL); virtual void DrawButtonSurface(wxDC& dc, const wxColour& col, const wxRect& rect, int flags); virtual void DrawFocusRect(wxDC& dc, const wxRect& rect); virtual void DrawLabel(wxDC& dc, const wxString& label, const wxRect& rect, int flags = 0, int alignment = wxALIGN_LEFT | wxALIGN_TOP, int indexAccel = -1, wxRect *rectBounds = NULL); virtual void DrawButtonLabel(wxDC& dc, const wxString& label, const wxBitmap& image, const wxRect& rect, int flags = 0, int alignment = wxALIGN_LEFT | wxALIGN_TOP, int indexAccel = -1, wxRect *rectBounds = NULL); virtual void DrawBorder(wxDC& dc, wxBorder border, const wxRect& rect, int flags = 0, wxRect *rectIn = NULL); virtual void DrawTextBorder(wxDC& dc, wxBorder border, const wxRect& rect, int flags = 0, wxRect *rectIn = NULL); virtual void DrawHorizontalLine(wxDC& dc, wxCoord y, wxCoord x1, wxCoord x2); virtual void DrawVerticalLine(wxDC& dc, wxCoord x, wxCoord y1, wxCoord y2); virtual void DrawFrame(wxDC& dc, const wxString& label, const wxRect& rect, int flags = 0, int alignment = wxALIGN_LEFT, int indexAccel = -1); virtual void DrawItem(wxDC& dc, const wxString& label, const wxRect& rect, int flags = 0); virtual void DrawCheckItem(wxDC& dc, const wxString& label, const wxBitmap& bitmap, const wxRect& rect, int flags = 0); virtual void DrawCheckButton(wxDC& dc, const wxString& label, const wxBitmap& bitmap, const wxRect& rect, int flags = 0, wxAlignment align = wxALIGN_LEFT, int indexAccel = -1); virtual void DrawRadioButton(wxDC& dc, const wxString& label, const wxBitmap& bitmap, const wxRect& rect, int flags = 0, wxAlignment align = wxALIGN_LEFT, int indexAccel = -1); virtual void DrawScrollbarArrow(wxDC& dc, wxDirection dir, const wxRect& rect, int flags = 0); virtual void DrawScrollCorner(wxDC& dc, const wxRect& rect); #if wxUSE_TEXTCTRL virtual void DrawTextLine(wxDC& dc, const wxString& text, const wxRect& rect, int selStart = -1, int selEnd = -1, int flags = 0); virtual void DrawLineWrapMark(wxDC& dc, const wxRect& rect); virtual wxRect GetTextTotalArea(const wxTextCtrl *text, const wxRect& rect) const; virtual wxRect GetTextClientArea(const wxTextCtrl *text, const wxRect& rect, wxCoord *extraSpaceBeyond) const; #endif // wxUSE_TEXTCTRL virtual wxRect GetBorderDimensions(wxBorder border) const; virtual bool AreScrollbarsInsideBorder() const; virtual void AdjustSize(wxSize *size, const wxWindow *window); virtual wxCoord GetListboxItemHeight(wxCoord fontHeight); #if wxUSE_SCROLLBAR virtual wxRect GetScrollbarRect(const wxScrollBar *scrollbar, wxScrollBar::Element elem, int thumbPos = -1) const; virtual wxCoord GetScrollbarSize(const wxScrollBar *scrollbar); virtual wxHitTest HitTestScrollbar(const wxScrollBar *scrollbar, const wxPoint& pt) const; virtual wxCoord ScrollbarToPixel(const wxScrollBar *scrollbar, int thumbPos = -1); virtual int PixelToScrollbar(const wxScrollBar *scrollbar, wxCoord coord); #endif // wxUSE_SCROLLBAR #if wxUSE_STATUSBAR virtual void DrawStatusField(wxDC& dc, const wxRect& rect, const wxString& label, int flags = 0, int style = 0); virtual wxSize GetStatusBarBorders(wxCoord *borderBetweenFields) const; #endif // wxUSE_STATUSBAR virtual wxCoord GetCheckItemMargin() const { return 0; } protected: // various constants enum ArrowDirection { Arrow_Left, Arrow_Right, Arrow_Up, Arrow_Down, Arrow_Max }; enum ArrowStyle { Arrow_Normal, Arrow_Disabled, Arrow_Pressed, Arrow_Inverted, Arrow_InvertedDisabled, Arrow_StateMax }; enum IndicatorType { IndicatorType_Check, IndicatorType_Radio, IndicatorType_MaxCtrl, IndicatorType_Menu = IndicatorType_MaxCtrl, IndicatorType_Max }; enum IndicatorState { IndicatorState_Normal, IndicatorState_Pressed, // this one is for check/radioboxes IndicatorState_Disabled, IndicatorState_MaxCtrl, // the rest of the states are valid for menu items only IndicatorState_Selected = IndicatorState_Pressed, IndicatorState_SelectedDisabled = IndicatorState_MaxCtrl, IndicatorState_MaxMenu }; enum IndicatorStatus { IndicatorStatus_Checked, IndicatorStatus_Unchecked, IndicatorStatus_Undetermined, IndicatorStatus_Max }; // translate the appropriate bits in flags to the above enum elements static void GetIndicatorsFromFlags(int flags, IndicatorState& state, IndicatorStatus& status); // translate wxDirection to ArrowDirection static ArrowDirection GetArrowDirection(wxDirection dir); // fill the rectangle with a brush of given colour (must be valid) void DrawSolidRect(wxDC& dc, const wxColour& col, const wxRect& rect); // all the functions in this section adjust the rect parameter to // correspond to the interiour of the drawn area // draw complete rectangle void DrawRect(wxDC& dc, wxRect *rect, const wxPen& pen); // draw the rectange using the first pen for the left and top sides // and the second one for the bottom and right ones void DrawShadedRect(wxDC& dc, wxRect *rect, const wxPen& pen1, const wxPen& pen2); // border drawing routines, may be overridden in the derived class virtual void DrawRaisedBorder(wxDC& dc, wxRect *rect); virtual void DrawSunkenBorder(wxDC& dc, wxRect *rect); virtual void DrawAntiSunkenBorder(wxDC& dc, wxRect *rect); virtual void DrawFrameBorder(wxDC& dc, wxRect *rect); // draw the frame with non-empty label inside the given rectText virtual void DrawFrameWithLabel(wxDC& dc, const wxString& label, const wxRect& rectFrame, const wxRect& rectText, int flags, int alignment, int indexAccel); // draw the (static box) frame without the part corresponding to rectLabel void DrawFrameWithoutLabel(wxDC& dc, const wxRect& rectFrame, const wxRect& rectLabel); // draw the bitmap for a check item (which is by default the same as check // box one but may be different) virtual void DrawCheckItemBitmap(wxDC& dc, const wxBitmap& bitmap, const wxRect& rect, int flags); // common routine for drawing check and radio buttons void DrawCheckOrRadioButton(wxDC& dc, const wxString& label, const wxBitmap& bitmap, const wxRect& rect, int flags, wxAlignment align, int indexAccel); // return the check/radio bitmap for the given flags virtual wxBitmap GetRadioBitmap(int flags) = 0; virtual wxBitmap GetCheckBitmap(int flags) = 0; #if wxUSE_TEXTCTRL // return the width of the border around the text area in the text control virtual int GetTextBorderWidth(const wxTextCtrl *text) const; #endif // wxUSE_TEXTCTRL // return the starting and ending positions, in pixels, of the thumb of a // scrollbar with the given logical position, thumb size and range and the // given physical length static void GetScrollBarThumbSize(wxCoord length, int thumbPos, int thumbSize, int range, wxCoord *thumbStart, wxCoord *thumbEnd); // GDI objects we often use wxPen m_penBlack, m_penDarkGrey, m_penLightGrey, m_penHighlight; // the colours we use, they never change currently so we don't have to ever // update m_penXXX objects above const wxColourScheme * const m_scheme; DECLARE_NO_COPY_CLASS(wxStdRenderer) }; #endif // _WX_UNIV_STDREND_H_