win32.cpp

Wxpython Implemented on Windows CE, Source code

///////////////////////////////////////////////////////////////////////////////
// Name:        src/univ/themes/win32.cpp
// Purpose:     wxUniversal theme implementing Win32-like LNF
// Author:      Vadim Zeitlin
// Modified by:
// Created:     06.08.00
// RCS-ID:      $Id: win32.cpp,v 1.86 2006/07/03 19:02:48 ABX Exp $
// Copyright:   (c) 2000 SciTech Software, Inc. (www.scitechsoft.com)
// Licence:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

// ===========================================================================
// declarations
// ===========================================================================

// ---------------------------------------------------------------------------
// headers
// ---------------------------------------------------------------------------

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#ifndef WX_PRECOMP
    #include "wx/timer.h"
    #include "wx/intl.h"
    #include "wx/dc.h"
    #include "wx/window.h"

    #include "wx/dcmemory.h"

    #include "wx/button.h"
    #include "wx/bmpbuttn.h"
    #include "wx/listbox.h"
    #include "wx/checklst.h"
    #include "wx/combobox.h"
    #include "wx/scrolbar.h"
    #include "wx/slider.h"
    #include "wx/textctrl.h"
    #include "wx/toolbar.h"
    #include "wx/statusbr.h"

    #ifdef __WXMSW__
        // for COLOR_* constants
        #include "wx/msw/private.h"
    #endif
    #include "wx/menu.h"
    #include "wx/settings.h"
    #include "wx/toplevel.h"
    #include "wx/image.h"
#endif // WX_PRECOMP

#include "wx/notebook.h"
#include "wx/spinbutt.h"
#include "wx/artprov.h"
#ifdef wxUSE_TOGGLEBTN
#include "wx/tglbtn.h"
#endif // wxUSE_TOGGLEBTN

#include "wx/univ/scrtimer.h"
#include "wx/univ/renderer.h"
#include "wx/univ/inphand.h"
#include "wx/univ/colschem.h"
#include "wx/univ/theme.h"

// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------

static const int BORDER_THICKNESS = 2;

// the offset between the label and focus rect around it
static const int FOCUS_RECT_OFFSET_X = 1;
static const int FOCUS_RECT_OFFSET_Y = 1;

static const int FRAME_BORDER_THICKNESS            = 3;
static const int RESIZEABLE_FRAME_BORDER_THICKNESS = 4;
static const int FRAME_TITLEBAR_HEIGHT             = 18;
static const int FRAME_BUTTON_WIDTH                = 16;
static const int FRAME_BUTTON_HEIGHT               = 14;

static const size_t NUM_STATUSBAR_GRIP_BANDS = 3;
static const size_t WIDTH_STATUSBAR_GRIP_BAND = 4;
static const size_t STATUSBAR_GRIP_SIZE =
    WIDTH_STATUSBAR_GRIP_BAND*NUM_STATUSBAR_GRIP_BANDS;

static const wxCoord SLIDER_MARGIN = 6; // margin around slider
static const wxCoord SLIDER_THUMB_LENGTH = 18;
static const wxCoord SLIDER_TICK_LENGTH = 6;

enum IndicatorType
{
    IndicatorType_Check,
    IndicatorType_Radio,
    IndicatorType_Menu,
    IndicatorType_Max
};

enum IndicatorState
{
    IndicatorState_Normal,
    IndicatorState_Pressed, // this one is for check/radioboxes
    IndicatorState_Selected = IndicatorState_Pressed, // for menus
    IndicatorState_Disabled,
    IndicatorState_SelectedDisabled,    // only for the menus
    IndicatorState_Max
};

enum IndicatorStatus
{
    IndicatorStatus_Checked,
    IndicatorStatus_Unchecked,
    IndicatorStatus_Undeterminated,
    IndicatorStatus_Max
};

// wxWin32Renderer: draw the GUI elements in Win32 style
// ----------------------------------------------------------------------------

class wxWin32Renderer : public wxRenderer
{
public:
    // constants
    enum wxArrowDirection
    {
        Arrow_Left,
        Arrow_Right,
        Arrow_Up,
        Arrow_Down,
        Arrow_Max
    };

    enum wxArrowStyle
    {
        Arrow_Normal,
        Arrow_Disabled,
        Arrow_Pressed,
        Arrow_Inverted,
        Arrow_InvertedDisabled,
        Arrow_StateMax
    };

    enum wxFrameButtonType
    {
        FrameButton_Close,
        FrameButton_Minimize,
        FrameButton_Maximize,
        FrameButton_Restore,
        FrameButton_Help,
        FrameButton_Max
    };

    // ctor
    wxWin32Renderer(const wxColourScheme *scheme);

    // implement the base class pure virtuals
    virtual void DrawBackground(wxDC& dc,
                                const wxColour& col,
                                const wxRect& rect,
                                int flags = 0,
                                wxWindow *window = NULL);
    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 = (wxRect *)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 DrawTextBorder(wxDC& dc,
                                wxBorder border,
                                const wxRect& rect,
                                int flags = 0,
                                wxRect *rectIn = (wxRect *)NULL);
    virtual void DrawButtonBorder(wxDC& dc,
                                  const wxRect& rect,
                                  int flags = 0,
                                  wxRect *rectIn = (wxRect *)NULL);
    virtual void DrawArrow(wxDC& dc,
                           wxDirection dir,
                           const wxRect& rect,
                           int flags = 0);
    virtual void DrawScrollbarArrow(wxDC& dc,
                                    wxDirection dir,
                                    const wxRect& rect,
                                    int flags = 0)
        { DrawArrow(dc, dir, rect, flags); }
    virtual void DrawScrollbarThumb(wxDC& dc,
                                    wxOrientation orient,
                                    const wxRect& rect,
                                    int flags = 0);
    virtual void DrawScrollbarShaft(wxDC& dc,
                                    wxOrientation orient,
                                    const wxRect& rect,
                                    int flags = 0);
    virtual void DrawScrollCorner(wxDC& dc,
                                  const wxRect& rect);
    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);
#if wxUSE_TOOLBAR
    virtual void DrawToolBarButton(wxDC& dc,
                                   const wxString& label,
                                   const wxBitmap& bitmap,
                                   const wxRect& rect,
                                   int flags = 0,
                                   long style = 0,
                                   int tbarStyle = 0);
#endif // wxUSE_TOOLBAR
    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 void DrawTab(wxDC& dc,
                         const wxRect& rect,
                         wxDirection dir,
                         const wxString& label,
                         const wxBitmap& bitmap = wxNullBitmap,
                         int flags = 0,
                         int indexAccel = -1);

#if wxUSE_SLIDER
    virtual void DrawSliderShaft(wxDC& dc,
                                 const wxRect& rect,
                                 int lenThumb,
                                 wxOrientation orient,
                                 int flags = 0,
                                 long style = 0,
                                 wxRect *rectShaft = NULL);
    virtual void DrawSliderThumb(wxDC& dc,
                                 const wxRect& rect,
                                 wxOrientation orient,
                                 int flags = 0,
                                 long style = 0);
    virtual void DrawSliderTicks(wxDC& dc,
                                 const wxRect& rect,
                                 int lenThumb,
                                 wxOrientation orient,
                                 int start,
                                 int end,
                                 int step = 1,
                                 int flags = 0,
                                 long style = 0);
#endif // wxUSE_SLIDER

#if wxUSE_MENUS
    virtual void DrawMenuBarItem(wxDC& dc,
                                 const wxRect& rect,
                                 const wxString& label,
                                 int flags = 0,
                                 int indexAccel = -1);
    virtual void DrawMenuItem(wxDC& dc,
                              wxCoord y,
                              const wxMenuGeometryInfo& geometryInfo,
                              const wxString& label,
                              const wxString& accel,
                              const wxBitmap& bitmap = wxNullBitmap,
                              int flags = 0,
                              int indexAccel = -1);
    virtual void DrawMenuSeparator(wxDC& dc,
                                   wxCoord y,
                                   const wxMenuGeometryInfo& geomInfo);
#endif // wxUSE_MENUS

#if wxUSE_STATUSBAR
    virtual void DrawStatusField(wxDC& dc,
                                 const wxRect& rect,
                                 const wxString& label,
                                 int flags = 0, int style = 0);
#endif // wxUSE_STATUSBAR

    // titlebars
    virtual void DrawFrameTitleBar(wxDC& dc,
                                   const wxRect& rect,
                                   const wxString& title,
                                   const wxIcon& icon,
                                   int flags,
                                   int specialButton = 0,
                                   int specialButtonFlags = 0);
    virtual void DrawFrameBorder(wxDC& dc,
                                 const wxRect& rect,
                                 int flags);
    virtual void DrawFrameBackground(wxDC& dc,
                                     const wxRect& rect,
                                     int flags);
    virtual void DrawFrameTitle(wxDC& dc,
                                const wxRect& rect,
                                const wxString& title,
                                int flags);
    virtual void DrawFrameIcon(wxDC& dc,
                               const wxRect& rect,
                               const wxIcon& icon,
                               int flags);
    virtual void DrawFrameButton(wxDC& dc,
                                 wxCoord x, wxCoord y,
                                 int button,
                                 int flags = 0);
    virtual wxRect GetFrameClientArea(const wxRect& rect, int flags) const;
    virtual wxSize GetFrameTotalSize(const wxSize& clientSize, int flags) const;
    virtual wxSize GetFrameMinSize(int flags) const;
    virtual wxSize GetFrameIconSize() const;
    virtual int HitTestFrame(const wxRect& rect, const wxPoint& pt, int flags) const;

    virtual void GetComboBitmaps(wxBitmap *bmpNormal,
                                 wxBitmap *bmpFocus,
                                 wxBitmap *bmpPressed,
                                 wxBitmap *bmpDisabled);

    virtual void AdjustSize(wxSize *size, const wxWindow *window);
    virtual wxRect GetBorderDimensions(wxBorder border) const;
    virtual bool AreScrollbarsInsideBorder() const;

    virtual wxSize GetScrollbarArrowSize() const
        { return m_sizeScrollbarArrow; }

#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

    virtual wxCoord GetListboxItemHeight(wxCoord fontHeight)
        { return fontHeight + 2; }
    virtual wxSize GetCheckBitmapSize() const
        { return wxSize(13, 13); }
    virtual wxSize GetRadioBitmapSize() const
        { return wxSize(12, 12); }
    virtual wxCoord GetCheckItemMargin() const
        { return 0; }

    virtual wxSize GetToolBarButtonSize(wxCoord *separator) const
        { if ( separator ) *separator = 5; return wxSize(16, 15); }
    virtual wxSize GetToolBarMargin() const
        { return wxSize(4, 4); }

#if wxUSE_TEXTCTRL
    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 wxSize GetTabIndent() const { return wxSize(2, 2); }
    virtual wxSize GetTabPadding() const { return wxSize(6, 5); }

#if wxUSE_SLIDER

    virtual wxCoord GetSliderDim() const { return SLIDER_THUMB_LENGTH + 2*BORDER_THICKNESS; }
    virtual wxCoord GetSliderTickLen() const { return SLIDER_TICK_LENGTH; }
    virtual wxRect GetSliderShaftRect(const wxRect& rect,
                                      int lenThumb,
                                      wxOrientation orient,
                                      long style = 0) const;
    virtual wxSize GetSliderThumbSize(const wxRect& rect,
                                      int lenThumb,
                                      wxOrientation orient) const;
#endif // wxUSE_SLIDER

    virtual wxSize GetProgressBarStep() const { return wxSize(16, 32); }

#if wxUSE_MENUS
    virtual wxSize GetMenuBarItemSize(const wxSize& sizeText) const;
    virtual wxMenuGeometryInfo *GetMenuGeometry(wxWindow *win,
                                                const wxMenu& menu) const;
#endif // wxUSE_MENUS

#if wxUSE_STATUSBAR
    virtual wxSize GetStatusBarBorders(wxCoord *borderBetweenFields) const;
#endif // wxUSE_STATUSBAR

protected:
    // helper of DrawLabel() and DrawCheckOrRadioButton()
    void DoDrawLabel(wxDC& dc,
                     const wxString& label,
                     const wxRect& rect,
                     int flags = 0,
                     int alignment = wxALIGN_LEFT | wxALIGN_TOP,
                     int indexAccel = -1,
                     wxRect *rectBounds = NULL,