src/stc/PlatWX.cpp

// Scintilla source code edit control
// PlatWX.cxx - implementation of platform facilities on wxWindows
// Copyright 1998-1999 by Neil Hodgson <neilh@scintilla.org>
//                        Robin Dunn <robin@aldunn.com>
// The License.txt file describes the conditions under which this software may be distributed.

#include <ctype.h>

#include "Platform.h"
#include "wx/stc/stc.h"


#ifdef __WXGTK__
#include <gtk/gtk.h>
#endif

Point Point::FromLong(long lpoint) {
    return Point(lpoint & 0xFFFF, lpoint >> 16);
}

wxRect wxRectFromPRectangle(PRectangle prc) {
    wxRect rc(prc.left, prc.top,
              prc.right-prc.left, prc.bottom-prc.top);
    return rc;
}

PRectangle PRectangleFromwxRect(wxRect rc) {
    return PRectangle(rc.GetLeft(), rc.GetTop(), rc.GetRight(), rc.GetBottom());
}

Colour::Colour(long lcol) {
    co.Set(lcol & 0xff, (lcol >> 8) & 0xff, (lcol >> 16) & 0xff);
}

Colour::Colour(unsigned int red, unsigned int green, unsigned int blue) {
    co.Set(red, green, blue);
}

bool Colour::operator==(const Colour &other) const {
    return co == other.co;
}

long Colour::AsLong() const {
    return (((long)co.Blue()  << 16) |
            ((long)co.Green() <<  8) |
            ((long)co.Red()));
}

unsigned int Colour::GetRed() {
    return co.Red();
}

unsigned int Colour::GetGreen() {
    return co.Green();
}

unsigned int Colour::GetBlue() {
    return co.Blue();
}

Palette::Palette() {
    used = 0;
    allowRealization = false;
}

Palette::~Palette() {
    Release();
}

void Palette::Release() {
    used = 0;
}

// This method either adds a colour to the list of wanted colours (want==true)
// or retrieves the allocated colour back to the ColourPair.
// This is one method to make it easier to keep the code for wanting and retrieving in sync.
void Palette::WantFind(ColourPair &cp, bool want) {
    if (want) {
        for (int i=0; i < used; i++) {
            if (entries[i].desired == cp.desired)
                return;
        }

        if (used < numEntries) {
            entries[used].desired = cp.desired;
            entries[used].allocated = cp.desired;
            used++;
        }
    } else {
        for (int i=0; i < used; i++) {
            if (entries[i].desired == cp.desired) {
                cp.allocated = entries[i].allocated;
                return;
            }
        }
        cp.allocated = cp.desired;
    }
}

void Palette::Allocate(Window &) {
    if (allowRealization) {
    }
}


Font::Font() {
    id = 0;
    ascent = 0;
}

Font::~Font() {
}

void Font::Create(const char *faceName, int characterSet, int size, bool bold, bool italic) {
    // TODO:  what to do about the characterSet?

    Release();
    id = new wxFont(size,
                    wxDEFAULT,
                    italic ? wxITALIC :  wxNORMAL,
                    bold ? wxBOLD : wxNORMAL,
                    false,
                    faceName,
                    wxFONTENCODING_DEFAULT);
}


void Font::Release() {
    if (id)
        delete id;
    id = 0;
}


Surface::Surface() :
    hdc(0), hdcOwned(0), bitmap(0),
    x(0), y(0) {
}

Surface::~Surface() {
    Release();
}

void Surface::Release() {
    if (bitmap) {
        ((wxMemoryDC*)hdc)->SelectObject(wxNullBitmap);
        delete bitmap;
        bitmap = 0;
    }
    if (hdcOwned) {
        delete hdc;
        hdc = 0;
        hdcOwned = false;
    }
}


bool Surface::Initialised() {
    return hdc != 0;
}

void Surface::Init() {
    Release();
    hdc = new wxMemoryDC();
    hdcOwned = true;
}

void Surface::Init(SurfaceID hdc_) {
    Release();
    hdc = hdc_;
}

void Surface::InitPixMap(int width, int height, Surface *surface_) {
    Release();
    hdc = new wxMemoryDC(surface_->hdc);
    hdcOwned = true;
    bitmap = new wxBitmap(width, height);
    ((wxMemoryDC*)hdc)->SelectObject(*bitmap);
}

void Surface::PenColour(Colour fore) {
    hdc->SetPen(wxPen(fore.co, 1, wxSOLID));
}

void Surface::BrushColor(Colour back) {
    hdc->SetBrush(wxBrush(back.co, wxSOLID));
}

void Surface::SetFont(Font &font_) {
  if (font_.GetID()) {
      hdc->SetFont(*font_.GetID());
    }
}

int Surface::LogPixelsY() {
    return hdc->GetPPI().y;
}


int Surface::DeviceHeightFont(int points) {
    return points;
}


void Surface::MoveTo(int x_, int y_) {
    x = x_;
    y = y_;
}

void Surface::LineTo(int x_, int y_) {
    hdc->DrawLine(x,y, x_,y_);
    x = x_;
    y = y_;
}

void Surface::Polygon(Point *pts, int npts, Colour fore,
                      Colour back) {
    PenColour(fore);
    BrushColor(back);
    hdc->DrawPolygon(npts, (wxPoint*)pts);
}

void Surface::RectangleDraw(PRectangle rc, Colour fore, Colour back) {
    PenColour(fore);
    BrushColor(back);
    hdc->DrawRectangle(wxRectFromPRectangle(rc));
}

void Surface::FillRectangle(PRectangle rc, Colour back) {
    BrushColor(back);
    hdc->SetPen(*wxTRANSPARENT_PEN);
    hdc->DrawRectangle(wxRectFromPRectangle(rc));
}

void Surface::FillRectangle(PRectangle rc, Surface &surfacePattern) {
    wxBrush br;
    if (surfacePattern.bitmap)
        br = wxBrush(*surfacePattern.bitmap);
    else    // Something is wrong so display in red
        br = wxBrush(*wxRED, wxSOLID);
    hdc->SetPen(*wxTRANSPARENT_PEN);
    hdc->SetBrush(br);
    hdc->DrawRectangle(wxRectFromPRectangle(rc));
}

void Surface::RoundedRectangle(PRectangle rc, Colour fore, Colour back) {
    PenColour(fore);
    BrushColor(back);
    hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
}

void Surface::Ellipse(PRectangle rc, Colour fore, Colour back) {
    PenColour(fore);
    BrushColor(back);
    hdc->DrawEllipse(wxRectFromPRectangle(rc));
}

void Surface::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
    wxRect r = wxRectFromPRectangle(rc);
    hdc->Blit(r.x, r.y, r.width, r.height,
              surfaceSource.hdc, from.x, from.y, wxCOPY);
}

void Surface::DrawText(PRectangle rc, Font &font, int ybase,
                       const char *s, int len, Colour fore, Colour back) {
    SetFont(font);
    hdc->SetTextForeground(fore.co);
    hdc->SetTextBackground(back.co);
    FillRectangle(rc, back);

    // ybase is where the baseline should be, but wxWin uses the upper left
    // corner, so I need to calculate the real position for the text...
    hdc->DrawText(wxString(s, len), rc.left, ybase - font.ascent);
}

void Surface::DrawTextClipped(PRectangle rc, Font &font, int ybase, const char *s, int len, Colour fore, Colour back) {
    SetFont(font);
    hdc->SetTextForeground(fore.co);
    hdc->SetTextBackground(back.co);
    FillRectangle(rc, back);
    hdc->SetClippingRegion(wxRectFromPRectangle(rc));

    // see comments above
    hdc->DrawText(wxString(s, len), rc.left, ybase - font.ascent);
    hdc->DestroyClippingRegion();
}

int Surface::WidthText(Font &font, const char *s, int len) {
    SetFont(font);
    int w;
    int h;
    hdc->GetTextExtent(wxString(s, len), &w, &h);
    return w;
}

void Surface::MeasureWidths(Font &font, const char *s, int len, int *positions) {
    SetFont(font);
    int totalWidth = 0;
    for (int i=0; i<len; i++) {
        int w;
        int h;
        hdc->GetTextExtent(s[i], &w, &h);
        totalWidth += w;
        positions[i] = totalWidth;
    }
}

int Surface::WidthChar(Font &font, char ch) {
    SetFont(font);
    int w;
    int h;
    hdc->GetTextExtent(ch, &w, &h);
    return w;
}

#define EXTENT_TEST " `~!@#$%^&*()-_=+\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"

int Surface::Ascent(Font &font) {
    SetFont(font);
    int w, h, d, e;
    hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
    font.ascent = h - d;
    return font.ascent;
}

int Surface::Descent(Font &font) {
    SetFont(font);
    int w, h, d, e;
    hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
    return d;
}

int Surface::InternalLeading(Font &font) {
    return 0;
}

int Surface::ExternalLeading(Font &font) {
    SetFont(font);
    int w, h, d, e;
    hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
    return e;
}

int Surface::Height(Font &font) {
    SetFont(font);
    return hdc->GetCharHeight();
}

int Surface::AverageCharWidth(Font &font) {
    SetFont(font);
    return hdc->GetCharWidth();
}

int Surface::SetPalette(Palette *pal, bool inBackGround) {
    return 0;
}

void Surface::SetClip(PRectangle rc) {
    hdc->SetClippingRegion(wxRectFromPRectangle(rc));
}

void Surface::FlushCachedState() {
}

Window::~Window() {
}

void Window::Destroy() {
    if (id)
        id->Destroy();
    id = 0;
}

bool Window::HasFocus() {
    return wxWindow::FindFocus() == id;
}

PRectangle Window::GetPosition() {
    wxRect rc(id->GetPosition(), id->GetSize());
    return PRectangleFromwxRect(rc);
}

void Window::SetPosition(PRectangle rc) {
    wxRect r = wxRectFromPRectangle(rc);
    id->SetSize(r);
}

void Window::SetPositionRelative(PRectangle rc, Window) {
    SetPosition(rc);  // ????
}

PRectangle Window::GetClientPosition() {
    wxSize sz = id->GetClientSize();
    return  PRectangle(0, 0, sz.x, sz.y);
}

void Window::Show(bool show) {
    id->Show(show);
}

void Window::InvalidateAll() {
    id->Refresh(false);
}

void Window::InvalidateRectangle(PRectangle rc) {
    wxRect r = wxRectFromPRectangle(rc);
    id->Refresh(false, &r);
}

void Window::SetFont(Font &font) {
    id->SetFont(*font.GetID());
}

void Window::SetCursor(Cursor curs) {
    int cursorId;

    switch (curs) {
    case cursorText:
        cursorId = wxCURSOR_IBEAM;
        break;
    case cursorArrow:
        cursorId = wxCURSOR_ARROW;
        break;
    case cursorUp:
        cursorId = wxCURSOR_ARROW; // ** no up arrow...  wxCURSOR_UPARROW;
        break;
    case cursorWait:
        cursorId = wxCURSOR_WAIT;
        break;
    case cursorHoriz:
        cursorId = wxCURSOR_SIZEWE;
        break;
    case cursorVert:
        cursorId = wxCURSOR_SIZENS;
        break;
    case cursorReverseArrow:
        cursorId = wxCURSOR_POINT_RIGHT;
        break;
    default:
        cursorId = wxCURSOR_ARROW;
        break;
    }

    id->SetCursor(wxCursor(cursorId));
}


void Window::SetTitle(const char *s) {
    id->SetTitle(s);
}


class wxSTCListBox : public wxListBox {
public:
    wxSTCListBox(wxWindow* parent, wxWindowID id)
        : wxListBox(parent, id, wxDefaultPosition, wxDefaultSize,
                    0, NULL, wxLB_SINGLE | wxLB_SORT | wxSIMPLE_BORDER)
        {}

    void OnFocus(wxFocusEvent& event) {
        GetParent()->SetFocus();
        event.Skip();
    }

#ifdef __WXGTK__
    void DoSetFirstItem(int n);
#endif

private:
    DECLARE_EVENT_TABLE()
};

BEGIN_EVENT_TABLE(wxSTCListBox, wxListBox)
    EVT_SET_FOCUS(wxSTCListBox::OnFocus)
END_EVENT_TABLE()


#ifdef __WXGTK__
    // This can be removed after 2.2.2 I think
void wxSTCListBox::DoSetFirstItem( int n )
{
    wxCHECK_RET( m_list, wxT("invalid listbox") );

    if (gdk_pointer_is_grabbed () && GTK_WIDGET_HAS_GRAB (m_list))
        return;

    // terribly efficient
    const gchar *vadjustment_key = "gtk-vadjustment";
    guint vadjustment_key_id = g_quark_from_static_string (vadjustment_key);

    GtkAdjustment *adjustment =
       (GtkAdjustment*) gtk_object_get_data_by_id (GTK_OBJECT (m_list), vadjustment_key_id);
    wxCHECK_RET( adjustment, wxT("invalid listbox code") );

    GList *target = g_list_nth( m_list->children, n );
    wxCHECK_RET( target, wxT("invalid listbox index") );

    GtkWidget *item = GTK_WIDGET(target->data);
    wxCHECK_RET( item, wxT("invalid listbox code") );

    // find the last item before this one which is already realized
    size_t nItemsBefore;
    for ( nItemsBefore = 0; item && (item->allocation.y == -1); nItemsBefore++ )
    {
        target = target->prev;
        if ( !target )
        {
            // nothing we can do if there are no allocated items yet
            return;
        }

        item = GTK_WIDGET(target->data);
    }

    gtk_adjustment_set_value(adjustment,
                             item->allocation.y +
                                nItemsBefore*item->allocation.height);
}
#endif


ListBox::ListBox() {
}

ListBox::~ListBox() {
}

void ListBox::Create(Window &parent, int ctrlID) {
    id = new wxSTCListBox(parent.id, ctrlID);
//    id = new wxListBox(parent.id, ctrlID,  wxDefaultPosition, wxDefaultSize,
//                       0, NULL, wxLB_SINGLE | wxLB_SORT | wxSIMPLE_BORDER);
}

PRectangle ListBox::GetDesiredRect() {
    wxSize sz = ((wxListBox*)id)->GetBestSize();
    PRectangle rc;
    rc.top = 0;
    rc.left = 0;
    if (sz.x > 150)   // TODO: A better way to determine these max sizes
        sz.x = 150;
    if (sz.y > 100)
        sz.y = 100;
    rc.right = sz.x;
    rc.bottom = sz.y;

    return rc;
}

void ListBox::SetAverageCharWidth(int width) {
    aveCharWidth = width;
}

void ListBox::SetFont(Font &font) {
    Window::SetFont(font);
}

void ListBox::Clear() {
    ((wxListBox*)id)->Clear();
}

void ListBox::Append(char *s) {
    ((wxListBox*)id)->Append(s);
}

int ListBox::Length() {
    return ((wxListBox*)id)->GetCount();
}

void ListBox::Select(int n) {
    ((wxListBox*)id)->SetSelection(n);
#ifdef __WXGTK__
    if (n > 4)
        n = n - 4;
    else
        n = 1;
    ((wxListBox*)id)->SetFirstItem(n);
#endif
}

int ListBox::GetSelection() {
    return ((wxListBox*)id)->GetSelection();
}

int ListBox::Find(const char *prefix) {
    if (prefix) {
        for (int x=0; x < ((wxListBox*)id)->GetCount(); x++) {
            wxString text = ((wxListBox*)id)->GetString(x);
            if (text.StartsWith(prefix))
                return x;
        }
    }
    return -1;
}

void ListBox::GetValue(int n, char *value, int len) {
    wxString text = ((wxListBox*)id)->GetString(n);
    strncpy(value, text.c_str(), len);
    value[len-1] = '\0';
}

void ListBox::Sort() {
    // wxWindows keeps sorted so no need to sort
}


Menu::Menu() : id(0) {
}

void Menu::CreatePopUp() {
    Destroy();
    id = new wxMenu();
}

void Menu::Destroy() {
    if (id)
        delete id;
    id = 0;
}

void Menu::Show(Point pt, Window &w) {
    w.GetID()->PopupMenu(id, pt.x - 4, pt.y);
    Destroy();
}


Colour Platform::Chrome() {
    wxColour c;
    c = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
    return Colour(c.Red(), c.Green(), c.Blue());
}

Colour Platform::ChromeHighlight() {
    wxColour c;
    c = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DHIGHLIGHT);
    return Colour(c.Red(), c.Green(), c.Blue());
}

const char *Platform::DefaultFont() {
    return wxNORMAL_FONT->GetFaceName();
}

int Platform::DefaultFontSize() {
    return 8;
}

unsigned int Platform::DoubleClickTime() {
    return 500;   // **** ::GetDoubleClickTime();
}

void Platform::DebugDisplay(const char *s) {
    wxLogDebug(s);
}

bool Platform::IsKeyDown(int key) {
    return false;  // I don't think we'll need this.
}

long Platform::SendScintilla(WindowID w,
                             unsigned int msg,
                             unsigned long wParam,
                             long lParam) {

    wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
    return stc->SendMsg(msg, wParam, lParam);
}


// These are utility functions not really tied to a platform

int Platform::Minimum(int a, int b) {
    if (a < b)
        return a;
    else
        return b;
}

int Platform::Maximum(int a, int b) {
    if (a > b)
        return a;
    else
        return b;
}

#define TRACE

void Platform::DebugPrintf(const char *format, ...) {
#ifdef TRACE
    char buffer[2000];
    va_list pArguments;
    va_start(pArguments, format);
    vsprintf(buffer,format,pArguments);
    va_end(pArguments);
    Platform::DebugDisplay(buffer);
#endif
}


static bool assertionPopUps = true;

bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
	bool ret = assertionPopUps;
	assertionPopUps = assertionPopUps_;
	return ret;
}

void Platform::Assert(const char *c, const char *file, int line) {
	char buffer[2000];
	sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
	if (assertionPopUps) {
		int idButton = wxMessageBox(buffer, "Assertion failure",
                                            wxICON_HAND | wxOK);
//  		if (idButton == IDRETRY) {
//  			::DebugBreak();
//  		} else if (idButton == IDIGNORE) {
//  			// all OK
//  		} else {
//  			abort();
//  		}
	} else {
		strcat(buffer, "\r\n");
		Platform::DebugDisplay(buffer);
		abort();
	}
}


int Platform::Clamp(int val, int minVal, int maxVal) {
    if (val > maxVal)
        val = maxVal;
    if (val < minVal)
        val = minVal;
    return val;
}
Commit	Line	Data
	1	// Scintilla source code edit control
	2	// PlatWX.cxx - implementation of platform facilities on wxWindows
	3	// Copyright 1998-1999 by Neil Hodgson <neilh@scintilla.org>
	4	// Robin Dunn <robin@aldunn.com>
	5	// The License.txt file describes the conditions under which this software may be distributed.
	6
	7	#include <ctype.h>
	8
	9	#include "Platform.h"
	10	#include "wx/stc/stc.h"
	11
	12
	13	#ifdef __WXGTK__
	14	#include <gtk/gtk.h>
	15	#endif
	16
	17	Point Point::FromLong(long lpoint) {
	18	return Point(lpoint & 0xFFFF, lpoint >> 16);
	19	}
	20
	21	wxRect wxRectFromPRectangle(PRectangle prc) {
	22	wxRect rc(prc.left, prc.top,
	23	prc.right-prc.left, prc.bottom-prc.top);
	24	return rc;
	25	}
	26
	27	PRectangle PRectangleFromwxRect(wxRect rc) {
	28	return PRectangle(rc.GetLeft(), rc.GetTop(), rc.GetRight(), rc.GetBottom());
	29	}
	30
	31	Colour::Colour(long lcol) {
	32	co.Set(lcol & 0xff, (lcol >> 8) & 0xff, (lcol >> 16) & 0xff);
	33	}
	34
	35	Colour::Colour(unsigned int red, unsigned int green, unsigned int blue) {
	36	co.Set(red, green, blue);
	37	}
	38
	39	bool Colour::operator==(const Colour &other) const {
	40	return co == other.co;
	41	}
	42
	43	long Colour::AsLong() const {
	44	return (((long)co.Blue() << 16) \|
	45	((long)co.Green() << 8) \|
	46	((long)co.Red()));
	47	}
	48
	49	unsigned int Colour::GetRed() {
	50	return co.Red();
	51	}
	52
	53	unsigned int Colour::GetGreen() {
	54	return co.Green();
	55	}
	56
	57	unsigned int Colour::GetBlue() {
	58	return co.Blue();
	59	}
	60
	61	Palette::Palette() {
	62	used = 0;
	63	allowRealization = false;
	64	}
	65
	66	Palette::~Palette() {
	67	Release();
	68	}
	69
	70	void Palette::Release() {
	71	used = 0;
	72	}
	73
	74	// This method either adds a colour to the list of wanted colours (want==true)
	75	// or retrieves the allocated colour back to the ColourPair.
	76	// This is one method to make it easier to keep the code for wanting and retrieving in sync.
	77	void Palette::WantFind(ColourPair &cp, bool want) {
	78	if (want) {
	79	for (int i=0; i < used; i++) {
	80	if (entries[i].desired == cp.desired)
	81	return;
	82	}
	83
	84	if (used < numEntries) {
	85	entries[used].desired = cp.desired;
	86	entries[used].allocated = cp.desired;
	87	used++;
	88	}
	89	} else {
	90	for (int i=0; i < used; i++) {
	91	if (entries[i].desired == cp.desired) {
	92	cp.allocated = entries[i].allocated;
	93	return;
	94	}
	95	}
	96	cp.allocated = cp.desired;
	97	}
	98	}
	99
	100	void Palette::Allocate(Window &) {
	101	if (allowRealization) {
	102	}
	103	}
	104
	105
	106	Font::Font() {
	107	id = 0;
	108	ascent = 0;
	109	}
	110
	111	Font::~Font() {
	112	}
	113
	114	void Font::Create(const char *faceName, int characterSet, int size, bool bold, bool italic) {
	115	// TODO: what to do about the characterSet?
	116
	117	Release();
	118	id = new wxFont(size,
	119	wxDEFAULT,
	120	italic ? wxITALIC : wxNORMAL,
	121	bold ? wxBOLD : wxNORMAL,
	122	false,
	123	faceName,
	124	wxFONTENCODING_DEFAULT);
	125	}
	126
	127
	128	void Font::Release() {
	129	if (id)
	130	delete id;
	131	id = 0;
	132	}
	133
	134
	135	Surface::Surface() :
	136	hdc(0), hdcOwned(0), bitmap(0),
	137	x(0), y(0) {
	138	}
	139
	140	Surface::~Surface() {
	141	Release();
	142	}
	143
	144	void Surface::Release() {
	145	if (bitmap) {
	146	((wxMemoryDC*)hdc)->SelectObject(wxNullBitmap);
	147	delete bitmap;
	148	bitmap = 0;
	149	}
	150	if (hdcOwned) {
	151	delete hdc;
	152	hdc = 0;
	153	hdcOwned = false;
	154	}
	155	}
	156
	157
	158	bool Surface::Initialised() {
	159	return hdc != 0;
	160	}
	161
	162	void Surface::Init() {
	163	Release();
	164	hdc = new wxMemoryDC();
	165	hdcOwned = true;
	166	}
	167
	168	void Surface::Init(SurfaceID hdc_) {
	169	Release();
	170	hdc = hdc_;
	171	}
	172
	173	void Surface::InitPixMap(int width, int height, Surface *surface_) {
	174	Release();
	175	hdc = new wxMemoryDC(surface_->hdc);
	176	hdcOwned = true;
	177	bitmap = new wxBitmap(width, height);
	178	((wxMemoryDC)hdc)->SelectObject(bitmap);
	179	}
	180
	181	void Surface::PenColour(Colour fore) {
	182	hdc->SetPen(wxPen(fore.co, 1, wxSOLID));
	183	}
	184
	185	void Surface::BrushColor(Colour back) {
	186	hdc->SetBrush(wxBrush(back.co, wxSOLID));
	187	}
	188
	189	void Surface::SetFont(Font &font_) {
	190	if (font_.GetID()) {
	191	hdc->SetFont(*font_.GetID());
	192	}
	193	}
	194
	195	int Surface::LogPixelsY() {
	196	return hdc->GetPPI().y;
	197	}
	198
	199
	200	int Surface::DeviceHeightFont(int points) {
	201	return points;
	202	}
	203
	204
	205	void Surface::MoveTo(int x_, int y_) {
	206	x = x_;
	207	y = y_;
	208	}
	209
	210	void Surface::LineTo(int x_, int y_) {
	211	hdc->DrawLine(x,y, x_,y_);
	212	x = x_;
	213	y = y_;
	214	}
	215
	216	void Surface::Polygon(Point *pts, int npts, Colour fore,
	217	Colour back) {
	218	PenColour(fore);
	219	BrushColor(back);
	220	hdc->DrawPolygon(npts, (wxPoint*)pts);
	221	}
	222
	223	void Surface::RectangleDraw(PRectangle rc, Colour fore, Colour back) {
	224	PenColour(fore);
	225	BrushColor(back);
	226	hdc->DrawRectangle(wxRectFromPRectangle(rc));
	227	}
	228
	229	void Surface::FillRectangle(PRectangle rc, Colour back) {
	230	BrushColor(back);
	231	hdc->SetPen(*wxTRANSPARENT_PEN);
	232	hdc->DrawRectangle(wxRectFromPRectangle(rc));
	233	}
	234
	235	void Surface::FillRectangle(PRectangle rc, Surface &surfacePattern) {
	236	wxBrush br;
	237	if (surfacePattern.bitmap)
	238	br = wxBrush(*surfacePattern.bitmap);
	239	else // Something is wrong so display in red
	240	br = wxBrush(*wxRED, wxSOLID);
	241	hdc->SetPen(*wxTRANSPARENT_PEN);
	242	hdc->SetBrush(br);
	243	hdc->DrawRectangle(wxRectFromPRectangle(rc));
	244	}
	245
	246	void Surface::RoundedRectangle(PRectangle rc, Colour fore, Colour back) {
	247	PenColour(fore);
	248	BrushColor(back);
	249	hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
	250	}
	251
	252	void Surface::Ellipse(PRectangle rc, Colour fore, Colour back) {
	253	PenColour(fore);
	254	BrushColor(back);
	255	hdc->DrawEllipse(wxRectFromPRectangle(rc));
	256	}
	257
	258	void Surface::Copy(PRectangle rc, Point from, Surface &surfaceSource) {
	259	wxRect r = wxRectFromPRectangle(rc);
	260	hdc->Blit(r.x, r.y, r.width, r.height,
	261	surfaceSource.hdc, from.x, from.y, wxCOPY);
	262	}
	263
	264	void Surface::DrawText(PRectangle rc, Font &font, int ybase,
	265	const char *s, int len, Colour fore, Colour back) {
	266	SetFont(font);
	267	hdc->SetTextForeground(fore.co);
	268	hdc->SetTextBackground(back.co);
	269	FillRectangle(rc, back);
	270
	271	// ybase is where the baseline should be, but wxWin uses the upper left
	272	// corner, so I need to calculate the real position for the text...
	273	hdc->DrawText(wxString(s, len), rc.left, ybase - font.ascent);
	274	}
	275
	276	void Surface::DrawTextClipped(PRectangle rc, Font &font, int ybase, const char *s, int len, Colour fore, Colour back) {
	277	SetFont(font);
	278	hdc->SetTextForeground(fore.co);
	279	hdc->SetTextBackground(back.co);
	280	FillRectangle(rc, back);
	281	hdc->SetClippingRegion(wxRectFromPRectangle(rc));
	282
	283	// see comments above
	284	hdc->DrawText(wxString(s, len), rc.left, ybase - font.ascent);
	285	hdc->DestroyClippingRegion();
	286	}
	287
	288	int Surface::WidthText(Font &font, const char *s, int len) {
	289	SetFont(font);
	290	int w;
	291	int h;
	292	hdc->GetTextExtent(wxString(s, len), &w, &h);
	293	return w;
	294	}
	295
	296	void Surface::MeasureWidths(Font &font, const char s, int len, int positions) {
	297	SetFont(font);
	298	int totalWidth = 0;
	299	for (int i=0; i<len; i++) {
	300	int w;
	301	int h;
	302	hdc->GetTextExtent(s[i], &w, &h);
	303	totalWidth += w;
	304	positions[i] = totalWidth;
	305	}
	306	}
	307
	308	int Surface::WidthChar(Font &font, char ch) {
	309	SetFont(font);
	310	int w;
	311	int h;
	312	hdc->GetTextExtent(ch, &w, &h);
	313	return w;
	314	}
	315
	316	#define EXTENT_TEST " `~!@#$%^&*()-_=+\\\|[]{};:\"\'<,>.?/1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
	317
	318	int Surface::Ascent(Font &font) {
	319	SetFont(font);
	320	int w, h, d, e;
	321	hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
	322	font.ascent = h - d;
	323	return font.ascent;
	324	}
	325
	326	int Surface::Descent(Font &font) {
	327	SetFont(font);
	328	int w, h, d, e;
	329	hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
	330	return d;
	331	}
	332
	333	int Surface::InternalLeading(Font &font) {
	334	return 0;
	335	}
	336
	337	int Surface::ExternalLeading(Font &font) {
	338	SetFont(font);
	339	int w, h, d, e;
	340	hdc->GetTextExtent(EXTENT_TEST, &w, &h, &d, &e);
	341	return e;
	342	}
	343
	344	int Surface::Height(Font &font) {
	345	SetFont(font);
	346	return hdc->GetCharHeight();
	347	}
	348
	349	int Surface::AverageCharWidth(Font &font) {
	350	SetFont(font);
	351	return hdc->GetCharWidth();
	352	}
	353
	354	int Surface::SetPalette(Palette *pal, bool inBackGround) {
	355	return 0;
	356	}
	357
	358	void Surface::SetClip(PRectangle rc) {
	359	hdc->SetClippingRegion(wxRectFromPRectangle(rc));
	360	}
	361
	362	void Surface::FlushCachedState() {
	363	}
	364
	365	Window::~Window() {
	366	}
	367
	368	void Window::Destroy() {
	369	if (id)
	370	id->Destroy();
	371	id = 0;
	372	}
	373
	374	bool Window::HasFocus() {
	375	return wxWindow::FindFocus() == id;
	376	}
	377
	378	PRectangle Window::GetPosition() {
	379	wxRect rc(id->GetPosition(), id->GetSize());
	380	return PRectangleFromwxRect(rc);
	381	}
	382
	383	void Window::SetPosition(PRectangle rc) {
	384	wxRect r = wxRectFromPRectangle(rc);
	385	id->SetSize(r);
	386	}
	387
	388	void Window::SetPositionRelative(PRectangle rc, Window) {
	389	SetPosition(rc); // ????
	390	}
	391
	392	PRectangle Window::GetClientPosition() {
	393	wxSize sz = id->GetClientSize();
	394	return PRectangle(0, 0, sz.x, sz.y);
	395	}
	396
	397	void Window::Show(bool show) {
	398	id->Show(show);
	399	}
	400
	401	void Window::InvalidateAll() {
	402	id->Refresh(false);
	403	}
	404
	405	void Window::InvalidateRectangle(PRectangle rc) {
	406	wxRect r = wxRectFromPRectangle(rc);
	407	id->Refresh(false, &r);
	408	}
	409
	410	void Window::SetFont(Font &font) {
	411	id->SetFont(*font.GetID());
	412	}
	413
	414	void Window::SetCursor(Cursor curs) {
	415	int cursorId;
	416
	417	switch (curs) {
	418	case cursorText:
	419	cursorId = wxCURSOR_IBEAM;
	420	break;
	421	case cursorArrow:
	422	cursorId = wxCURSOR_ARROW;
	423	break;
	424	case cursorUp:
	425	cursorId = wxCURSOR_ARROW; // ** no up arrow... wxCURSOR_UPARROW;
	426	break;
	427	case cursorWait:
	428	cursorId = wxCURSOR_WAIT;
	429	break;
	430	case cursorHoriz:
	431	cursorId = wxCURSOR_SIZEWE;
	432	break;
	433	case cursorVert:
	434	cursorId = wxCURSOR_SIZENS;
	435	break;
	436	case cursorReverseArrow:
	437	cursorId = wxCURSOR_POINT_RIGHT;
	438	break;
	439	default:
	440	cursorId = wxCURSOR_ARROW;
	441	break;
	442	}
	443
	444	id->SetCursor(wxCursor(cursorId));
	445	}
	446
	447
	448	void Window::SetTitle(const char *s) {
	449	id->SetTitle(s);
	450	}
	451
	452
	453	class wxSTCListBox : public wxListBox {
	454	public:
	455	wxSTCListBox(wxWindow* parent, wxWindowID id)
	456	: wxListBox(parent, id, wxDefaultPosition, wxDefaultSize,
	457	0, NULL, wxLB_SINGLE \| wxLB_SORT \| wxSIMPLE_BORDER)
	458	{}
	459
	460	void OnFocus(wxFocusEvent& event) {
	461	GetParent()->SetFocus();
	462	event.Skip();
	463	}
	464
	465	#ifdef __WXGTK__
	466	void DoSetFirstItem(int n);
	467	#endif
	468
	469	private:
	470	DECLARE_EVENT_TABLE()
	471	};
	472
	473	BEGIN_EVENT_TABLE(wxSTCListBox, wxListBox)
	474	EVT_SET_FOCUS(wxSTCListBox::OnFocus)
	475	END_EVENT_TABLE()
	476
	477
	478
	479
	480	#ifdef __WXGTK__
	481	// This can be removed after 2.2.2 I think
	482	void wxSTCListBox::DoSetFirstItem( int n )
	483	{
	484	wxCHECK_RET( m_list, wxT("invalid listbox") );
	485
	486	if (gdk_pointer_is_grabbed () && GTK_WIDGET_HAS_GRAB (m_list))
	487	return;
	488
	489	// terribly efficient
	490	const gchar *vadjustment_key = "gtk-vadjustment";
	491	guint vadjustment_key_id = g_quark_from_static_string (vadjustment_key);
	492
	493	GtkAdjustment *adjustment =
	494	(GtkAdjustment*) gtk_object_get_data_by_id (GTK_OBJECT (m_list), vadjustment_key_id);
	495	wxCHECK_RET( adjustment, wxT("invalid listbox code") );
	496
	497	GList *target = g_list_nth( m_list->children, n );
	498	wxCHECK_RET( target, wxT("invalid listbox index") );
	499
	500	GtkWidget *item = GTK_WIDGET(target->data);
	501	wxCHECK_RET( item, wxT("invalid listbox code") );
	502
	503	// find the last item before this one which is already realized
	504	size_t nItemsBefore;
	505	for ( nItemsBefore = 0; item && (item->allocation.y == -1); nItemsBefore++ )
	506	{
	507	target = target->prev;
	508	if ( !target )
	509	{
	510	// nothing we can do if there are no allocated items yet
	511	return;
	512	}
	513
	514	item = GTK_WIDGET(target->data);
	515	}
	516
	517	gtk_adjustment_set_value(adjustment,
	518	item->allocation.y +
	519	nItemsBefore*item->allocation.height);
	520	}
	521	#endif
	522
	523
	524	ListBox::ListBox() {
	525	}
	526
	527	ListBox::~ListBox() {
	528	}
	529
	530	void ListBox::Create(Window &parent, int ctrlID) {
	531	id = new wxSTCListBox(parent.id, ctrlID);
	532	// id = new wxListBox(parent.id, ctrlID, wxDefaultPosition, wxDefaultSize,
	533	// 0, NULL, wxLB_SINGLE \| wxLB_SORT \| wxSIMPLE_BORDER);
	534	}
	535
	536	PRectangle ListBox::GetDesiredRect() {
	537	wxSize sz = ((wxListBox*)id)->GetBestSize();
	538	PRectangle rc;
	539	rc.top = 0;
	540	rc.left = 0;
	541	if (sz.x > 150) // TODO: A better way to determine these max sizes
	542	sz.x = 150;
	543	if (sz.y > 100)
	544	sz.y = 100;
	545	rc.right = sz.x;
	546	rc.bottom = sz.y;
	547
	548	return rc;
	549	}
	550
	551	void ListBox::SetAverageCharWidth(int width) {
	552	aveCharWidth = width;
	553	}
	554
	555	void ListBox::SetFont(Font &font) {
	556	Window::SetFont(font);
	557	}
	558
	559	void ListBox::Clear() {
	560	((wxListBox*)id)->Clear();
	561	}
	562
	563	void ListBox::Append(char *s) {
	564	((wxListBox*)id)->Append(s);
	565	}
	566
	567	int ListBox::Length() {
	568	return ((wxListBox*)id)->GetCount();
	569	}
	570
	571	void ListBox::Select(int n) {
	572	((wxListBox*)id)->SetSelection(n);
	573	#ifdef __WXGTK__
	574	if (n > 4)
	575	n = n - 4;
	576	else
	577	n = 1;
	578	((wxListBox*)id)->SetFirstItem(n);
	579	#endif
	580	}
	581
	582	int ListBox::GetSelection() {
	583	return ((wxListBox*)id)->GetSelection();
	584	}
	585
	586	int ListBox::Find(const char *prefix) {
	587	if (prefix) {
	588	for (int x=0; x < ((wxListBox*)id)->GetCount(); x++) {
	589	wxString text = ((wxListBox*)id)->GetString(x);
	590	if (text.StartsWith(prefix))
	591	return x;
	592	}
	593	}
	594	return -1;
	595	}
	596
	597	void ListBox::GetValue(int n, char *value, int len) {
	598	wxString text = ((wxListBox*)id)->GetString(n);
	599	strncpy(value, text.c_str(), len);
	600	value[len-1] = '\0';
	601	}
	602
	603	void ListBox::Sort() {
	604	// wxWindows keeps sorted so no need to sort
	605	}
	606
	607
	608	Menu::Menu() : id(0) {
	609	}
	610
	611	void Menu::CreatePopUp() {
	612	Destroy();
	613	id = new wxMenu();
	614	}
	615
	616	void Menu::Destroy() {
	617	if (id)
	618	delete id;
	619	id = 0;
	620	}
	621
	622	void Menu::Show(Point pt, Window &w) {
	623	w.GetID()->PopupMenu(id, pt.x - 4, pt.y);
	624	Destroy();
	625	}
	626
	627
	628	Colour Platform::Chrome() {
	629	wxColour c;
	630	c = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
	631	return Colour(c.Red(), c.Green(), c.Blue());
	632	}
	633
	634	Colour Platform::ChromeHighlight() {
	635	wxColour c;
	636	c = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DHIGHLIGHT);
	637	return Colour(c.Red(), c.Green(), c.Blue());
	638	}
	639
	640	const char *Platform::DefaultFont() {
	641	return wxNORMAL_FONT->GetFaceName();
	642	}
	643
	644	int Platform::DefaultFontSize() {
	645	return 8;
	646	}
	647
	648	unsigned int Platform::DoubleClickTime() {
	649	return 500; // **** ::GetDoubleClickTime();
	650	}
	651
	652	void Platform::DebugDisplay(const char *s) {
	653	wxLogDebug(s);
	654	}
	655
	656	bool Platform::IsKeyDown(int key) {
	657	return false; // I don't think we'll need this.
	658	}
	659
	660	long Platform::SendScintilla(WindowID w,
	661	unsigned int msg,
	662	unsigned long wParam,
	663	long lParam) {
	664
	665	wxStyledTextCtrl* stc = (wxStyledTextCtrl*)w;
	666	return stc->SendMsg(msg, wParam, lParam);
	667	}
	668
	669
	670	// These are utility functions not really tied to a platform
	671
	672	int Platform::Minimum(int a, int b) {
	673	if (a < b)
	674	return a;
	675	else
	676	return b;
	677	}
	678
	679	int Platform::Maximum(int a, int b) {
	680	if (a > b)
	681	return a;
	682	else
	683	return b;
	684	}
	685
	686	#define TRACE
	687
	688	void Platform::DebugPrintf(const char *format, ...) {
	689	#ifdef TRACE
	690	char buffer[2000];
	691	va_list pArguments;
	692	va_start(pArguments, format);
	693	vsprintf(buffer,format,pArguments);
	694	va_end(pArguments);
	695	Platform::DebugDisplay(buffer);
	696	#endif
	697	}
	698
	699
	700	static bool assertionPopUps = true;
	701
	702	bool Platform::ShowAssertionPopUps(bool assertionPopUps_) {
	703	bool ret = assertionPopUps;
	704	assertionPopUps = assertionPopUps_;
	705	return ret;
	706	}
	707
	708	void Platform::Assert(const char c, const char file, int line) {
	709	char buffer[2000];
	710	sprintf(buffer, "Assertion [%s] failed at %s %d", c, file, line);
	711	if (assertionPopUps) {
	712	int idButton = wxMessageBox(buffer, "Assertion failure",
	713	wxICON_HAND \| wxOK);
	714	// if (idButton == IDRETRY) {
	715	// ::DebugBreak();
	716	// } else if (idButton == IDIGNORE) {
	717	// // all OK
	718	// } else {
	719	// abort();
	720	// }
	721	} else {
	722	strcat(buffer, "\r\n");
	723	Platform::DebugDisplay(buffer);
	724	abort();
	725	}
	726	}
	727
	728
	729	int Platform::Clamp(int val, int minVal, int maxVal) {
	730	if (val > maxVal)
	731	val = maxVal;
	732	if (val < minVal)
	733	val = minVal;
	734	return val;
	735	}
	736
	737
	738
	739
	740
	741