src/stc/ScintillaWX.cpp

////////////////////////////////////////////////////////////////////////////
// Name:        ScintillaWX.cxx
// Purpose:     A wxWindows implementation of Scintilla.  A class derived
//              from ScintillaBase that uses the "wx platform" defined in
//              PlatformWX.cxx  This class is one end of a bridge between
//              the wx world and the Scintilla world.  It needs a peer
//              object of type wxStyledTextCtrl to function.
//
// Author:      Robin Dunn
//
// Created:     13-Jan-2000
// RCS-ID:      $Id$
// Copyright:   (c) 2000 by Total Control Software
// Licence:     wxWindows license
/////////////////////////////////////////////////////////////////////////////


#include "ScintillaWX.h"
#include "wx/stc/stc.h"
#include "PlatWX.h"


//----------------------------------------------------------------------

const int H_SCROLL_MAX  = 4000;
const int H_SCROLL_STEP = 20;
const int H_SCROLL_PAGE = 200;

//----------------------------------------------------------------------
// Helper classes

class wxSTCTimer : public wxTimer {
public:
    wxSTCTimer(ScintillaWX* swx) {
        this->swx = swx;
    }

    void Notify() {
        swx->DoTick();
    }

private:
    ScintillaWX* swx;
};


#if wxUSE_DRAG_AND_DROP
bool wxSTCDropTarget::OnDropText(wxCoord x, wxCoord y, const wxString& data) {
    return swx->DoDropText(x, y, data);
}

wxDragResult  wxSTCDropTarget::OnEnter(wxCoord x, wxCoord y, wxDragResult def) {
    return swx->DoDragEnter(x, y, def);
}

wxDragResult  wxSTCDropTarget::OnDragOver(wxCoord x, wxCoord y, wxDragResult def) {
    return swx->DoDragOver(x, y, def);
}

void  wxSTCDropTarget::OnLeave() {
    swx->DoDragLeave();
}
#endif


#if wxUSE_POPUPWIN
#include <wx/popupwin.h>
#define wxSTCCallTipBase wxPopupWindow
#define param2  wxBORDER_NONE  // popup's 2nd param is flags
#else
#define wxSTCCallTipBase wxWindow
#define param2 -1 // wxWindows 2nd param is ID
#endif

class wxSTCCallTip : public wxSTCCallTipBase {
public:
    wxSTCCallTip(wxWindow* parent, CallTip* ct)
        : wxSTCCallTipBase(parent, param2)
        {
            m_ct = ct;
        }

    void OnPaint(wxPaintEvent& evt) {
        wxPaintDC dc(this);
        Surface* surfaceWindow = Surface::Allocate();
        surfaceWindow->Init(&dc);
        m_ct->PaintCT(surfaceWindow);
        delete surfaceWindow;
    }

#if wxUSE_POPUPWIN
    virtual void DoSetSize(int x, int y,
                           int width, int height,
                           int sizeFlags = wxSIZE_AUTO) {
        if (x != -1)
            GetParent()->ClientToScreen(&x, NULL);
        if (y != -1)
            GetParent()->ClientToScreen(NULL, &y);
        wxSTCCallTipBase::DoSetSize(x, y, width, height, sizeFlags);
    }
#endif

private:
    CallTip*    m_ct;
    DECLARE_EVENT_TABLE()
};

BEGIN_EVENT_TABLE(wxSTCCallTip, wxSTCCallTipBase)
    EVT_PAINT(wxSTCCallTip::OnPaint)
END_EVENT_TABLE()


//----------------------------------------------------------------------
// Constructor/Destructor


ScintillaWX::ScintillaWX(wxStyledTextCtrl* win) {
    capturedMouse = false;
    wMain = win;
    stc   = win;
    wheelRotation = 0;
    Initialise();
}


ScintillaWX::~ScintillaWX() {
    SetTicking(false);
}

//----------------------------------------------------------------------
// base class virtuals


void ScintillaWX::Initialise() {
    //ScintillaBase::Initialise();
#if wxUSE_DRAG_AND_DROP
    dropTarget = new wxSTCDropTarget;
    dropTarget->SetScintilla(this);
    stc->SetDropTarget(dropTarget);
#endif
}


void ScintillaWX::Finalise() {
    ScintillaBase::Finalise();
}


void ScintillaWX::StartDrag() {
#if wxUSE_DRAG_AND_DROP
    wxString dragText(drag.s, wxConvUTF8, drag.len);

    // Send an event to allow the drag text to be changed
    wxStyledTextEvent evt(wxEVT_STC_START_DRAG, stc->GetId());
    evt.SetEventObject(stc);
    evt.SetDragText(dragText);
    evt.SetDragAllowMove(TRUE);
    evt.SetPosition(wxMin(stc->GetSelectionStart(),
                          stc->GetSelectionEnd()));
    stc->GetEventHandler()->ProcessEvent(evt);
    dragText = evt.GetDragText();

    if (dragText.Length()) {
        wxDropSource        source(stc);
        wxTextDataObject    data(dragText);
        wxDragResult        result;

        source.SetData(data);
        dropWentOutside = TRUE;
        result = source.DoDragDrop(evt.GetDragAllowMove());
        if (result == wxDragMove && dropWentOutside)
            ClearSelection();
        inDragDrop = FALSE;
        SetDragPosition(invalidPosition);
    }
#endif
}


void ScintillaWX::SetTicking(bool on) {
    wxSTCTimer* steTimer;
    if (timer.ticking != on) {
        timer.ticking = on;
        if (timer.ticking) {
            steTimer = new wxSTCTimer(this);
            steTimer->Start(timer.tickSize);
            timer.tickerID = steTimer;
        } else {
            steTimer = (wxSTCTimer*)timer.tickerID;
            steTimer->Stop();
            delete steTimer;
            timer.tickerID = 0;
        }
    }
    timer.ticksToWait = caret.period;
}


void ScintillaWX::SetMouseCapture(bool on) {
    if (on && !capturedMouse)
        stc->CaptureMouse();
    else if (!on && capturedMouse)
        stc->ReleaseMouse();
    capturedMouse = on;
}


bool ScintillaWX::HaveMouseCapture() {
    return capturedMouse;
}


void ScintillaWX::ScrollText(int linesToMove) {
    int dy = vs.lineHeight * (linesToMove);
    stc->ScrollWindow(0, dy);
    stc->Update();
}

void ScintillaWX::SetVerticalScrollPos() {
    if (stc->m_vScrollBar == NULL) {  // Use built-in scrollbar
        stc->SetScrollPos(wxVERTICAL, topLine);
    }
    else { // otherwise use the one that's been given to us
        stc->m_vScrollBar->SetThumbPosition(topLine);
    }
}

void ScintillaWX::SetHorizontalScrollPos() {
    if (stc->m_hScrollBar == NULL) {  // Use built-in scrollbar
        stc->SetScrollPos(wxHORIZONTAL, xOffset);
    }
    else { // otherwise use the one that's been given to us
        stc->m_hScrollBar->SetThumbPosition(xOffset);
    }
}


bool ScintillaWX::ModifyScrollBars(int nMax, int nPage) {
    bool modified = false;

    if (stc->m_vScrollBar == NULL) {  // Use built-in scrollbar
        int  sbMax    = stc->GetScrollRange(wxVERTICAL);
        int  sbThumb  = stc->GetScrollThumb(wxVERTICAL);
        int  sbPos    = stc->GetScrollPos(wxVERTICAL);
        if (sbMax != nMax || sbThumb != nPage) {
            stc->SetScrollbar(wxVERTICAL, sbPos, nPage, nMax);
            modified = true;
        }
    }
    else { // otherwise use the one that's been given to us
        int  sbMax    = stc->m_vScrollBar->GetRange();
        int  sbPage   = stc->m_vScrollBar->GetPageSize();
        int  sbPos    = stc->m_vScrollBar->GetThumbPosition();
        if (sbMax != nMax || sbPage != nPage) {
            stc->m_vScrollBar->SetScrollbar(sbPos, nPage, nMax, nPage);
            modified = true;
        }
    }


    if (horizontalScrollBarVisible) {
        if (stc->m_hScrollBar == NULL) {  // Use built-in scrollbar
            int sbMax    = stc->GetScrollRange(wxHORIZONTAL);
            int sbThumb  = stc->GetScrollThumb(wxHORIZONTAL);
            if ((sbMax != H_SCROLL_MAX) || (sbThumb != H_SCROLL_STEP)) {
                stc->SetScrollbar(wxHORIZONTAL, 0, H_SCROLL_STEP, H_SCROLL_MAX);
                modified = true;
            }
        }
        else { // otherwise use the one that's been given to us
            int  sbMax    = stc->m_hScrollBar->GetRange();
            int  sbPage   = stc->m_hScrollBar->GetPageSize();
            if ((sbMax != H_SCROLL_MAX) || (sbPage != H_SCROLL_STEP)) {
                stc->m_hScrollBar->SetScrollbar(0, H_SCROLL_STEP, H_SCROLL_MAX, H_SCROLL_STEP);
                modified = true;
            }
        }
    }
    return modified;
}


void ScintillaWX::NotifyChange() {
    stc->NotifyChange();
}


void ScintillaWX::NotifyParent(SCNotification scn) {
    stc->NotifyParent(&scn);
}


void ScintillaWX::Copy() {
    if (currentPos != anchor) {
        SelectionText st;
        CopySelectionRange(&st);
        wxTheClipboard->Open();
        wxString text(st.s, wxConvUTF8, st.len);
        wxTheClipboard->SetData(new wxTextDataObject(text));
        wxTheClipboard->Close();
    }
}


void ScintillaWX::Paste() {
    pdoc->BeginUndoAction();
    ClearSelection();

    wxTextDataObject data;
    bool gotData;

    wxTheClipboard->Open();
    gotData = wxTheClipboard->GetData(data);
    wxTheClipboard->Close();
    if (gotData) {
        wxWX2MBbuf buf = (wxWX2MBbuf)data.GetText().mb_str(wxConvUTF8);
        int        len = strlen(buf);
        pdoc->InsertString(currentPos, buf, len);
        SetEmptySelection(currentPos + len);
    }

    pdoc->EndUndoAction();
    NotifyChange();
    Redraw();
}


bool ScintillaWX::CanPaste() {
    bool canPaste;

    wxTheClipboard->Open();
    canPaste = wxTheClipboard->IsSupported(wxUSE_UNICODE ? wxDF_UNICODETEXT : wxDF_TEXT);
    wxTheClipboard->Close();

    return canPaste;
}

void ScintillaWX::CreateCallTipWindow(PRectangle) {
    ct.wCallTip = new wxSTCCallTip(stc, &ct);
    ct.wDraw = ct.wCallTip;
}


void ScintillaWX::AddToPopUp(const char *label, int cmd, bool enabled) {
    if (!label[0])
        ((wxMenu*)popup.GetID())->AppendSeparator();
    else
        ((wxMenu*)popup.GetID())->Append(cmd, wxString(label, *wxConvCurrent));

    if (!enabled)
        ((wxMenu*)popup.GetID())->Enable(cmd, enabled);
}


void ScintillaWX::ClaimSelection() {

}


long ScintillaWX::DefWndProc(unsigned int /*iMessage*/, unsigned long /*wParam*/, long /*lParam*/) {
    return 0;
}

long ScintillaWX::WndProc(unsigned int iMessage, unsigned long wParam, long lParam) {
//      switch (iMessage) {
//      case EM_CANPASTE:
//          return CanPaste();
//      default:
        return ScintillaBase::WndProc(iMessage, wParam, lParam);
//      }
//      return 0;
}


//----------------------------------------------------------------------
// Event delegates

void ScintillaWX::DoPaint(wxDC* dc, wxRect rect) {

    paintState = painting;
    Surface* surfaceWindow = Surface::Allocate();
    surfaceWindow->Init(dc);
    PRectangle rcPaint = PRectangleFromwxRect(rect);
    dc->BeginDrawing();
    Paint(surfaceWindow, rcPaint);
    dc->EndDrawing();
    delete surfaceWindow;
    if (paintState == paintAbandoned) {
        // Painting area was insufficient to cover new styling or brace highlight positions
        FullPaint();
    }
    paintState = notPainting;
#ifdef __WXGTK__
    // On wxGTK the editor window paints can overwrite the listbox...
    if (ac.Active())
        ((wxWindow*)ac.lb.GetID())->Refresh(TRUE);
#endif
}


void ScintillaWX::DoHScroll(int type, int pos) {
    int xPos = xOffset;
    if (type == wxEVT_SCROLLWIN_LINEUP || type == wxEVT_SCROLL_LINEUP)
        xPos -= H_SCROLL_STEP;
    else if (type == wxEVT_SCROLLWIN_LINEDOWN || type == wxEVT_SCROLL_LINEDOWN)
        xPos += H_SCROLL_STEP;
    else if (type == wxEVT_SCROLLWIN_PAGEUP || type == wxEVT_SCROLL_PAGEUP)
        xPos -= H_SCROLL_PAGE;
    else if (type == wxEVT_SCROLLWIN_PAGEDOWN || type == wxEVT_SCROLL_PAGEDOWN)
        xPos += H_SCROLL_PAGE;
    else if (type == wxEVT_SCROLLWIN_TOP || type == wxEVT_SCROLL_TOP)
        xPos = 0;
    else if (type == wxEVT_SCROLLWIN_BOTTOM || type == wxEVT_SCROLL_BOTTOM)
        xPos = H_SCROLL_MAX;
    else if (type == wxEVT_SCROLLWIN_THUMBTRACK || type == wxEVT_SCROLL_THUMBTRACK)
        xPos = pos;

    HorizontalScrollTo(xPos);
}

void ScintillaWX::DoVScroll(int type, int pos) {
    int topLineNew = topLine;
    if (type == wxEVT_SCROLLWIN_LINEUP || type == wxEVT_SCROLL_LINEUP)
        topLineNew -= 1;
    else if (type == wxEVT_SCROLLWIN_LINEDOWN || type == wxEVT_SCROLL_LINEDOWN)
        topLineNew += 1;
    else if (type ==  wxEVT_SCROLLWIN_PAGEUP || type == wxEVT_SCROLL_PAGEUP)
        topLineNew -= LinesToScroll();
    else if (type ==  wxEVT_SCROLLWIN_PAGEDOWN || type == wxEVT_SCROLL_PAGEDOWN)
        topLineNew += LinesToScroll();
    else if (type ==  wxEVT_SCROLLWIN_TOP || type == wxEVT_SCROLL_TOP)
        topLineNew = 0;
    else if (type ==  wxEVT_SCROLLWIN_BOTTOM || type == wxEVT_SCROLL_BOTTOM)
        topLineNew = MaxScrollPos();
    else if (type ==   wxEVT_SCROLLWIN_THUMBTRACK || type == wxEVT_SCROLL_THUMBTRACK)
        topLineNew = pos;

    ScrollTo(topLineNew);
}


void ScintillaWX::DoMouseWheel(int rotation, int delta, int linesPerAction, int ctrlDown) {
    int topLineNew = topLine;
    int lines;

    if (ctrlDown) {  // Zoom the fonts if Ctrl key down
        if (rotation < 0) {
            KeyCommand(SCI_ZOOMIN);
        }
        else {
            KeyCommand(SCI_ZOOMOUT);
        }
    }
    else { // otherwise just scroll the window
        wheelRotation += rotation;
        lines = wheelRotation / delta;
        wheelRotation -= lines * delta;
        if (lines != 0) {
            lines *= linesPerAction;
            topLineNew -= lines;
            ScrollTo(topLineNew);
        }
    }
}


void ScintillaWX::DoSize(int width, int height) {
//      PRectangle rcClient(0,0,width,height);
//      SetScrollBarsTo(rcClient);
//      DropGraphics();
    ChangeSize();
}

void ScintillaWX::DoLoseFocus(){
    SetFocusState(false);
}

void ScintillaWX::DoGainFocus(){
    SetFocusState(true);
}

void ScintillaWX::DoSysColourChange() {
    InvalidateStyleData();
}

void ScintillaWX::DoButtonDown(Point pt, unsigned int curTime, bool shift, bool ctrl, bool alt) {
    ButtonDown(pt, curTime, shift, ctrl, alt);
}

void ScintillaWX::DoButtonUp(Point pt, unsigned int curTime, bool ctrl) {
    ButtonUp(pt, curTime, ctrl);
}

void ScintillaWX::DoButtonMove(Point pt) {
    ButtonMove(pt);
}


void ScintillaWX::DoAddChar(int key) {
    AddChar(key);
}

int  ScintillaWX::DoKeyDown(int key, bool shift, bool ctrl, bool alt, bool* consumed) {
#ifdef __WXGTK__
    // Ctrl chars (A-Z) end up with the wrong keycode on wxGTK...
    if (ctrl && key >= 1 && key <= 26)
        key += 'A' - 1;
#endif

    switch (key) {
    case WXK_DOWN:              key = SCK_DOWN;     break;
    case WXK_UP:                key = SCK_UP;       break;
    case WXK_LEFT:              key = SCK_LEFT;     break;
    case WXK_RIGHT:             key = SCK_RIGHT;    break;
    case WXK_HOME:              key = SCK_HOME;     break;
    case WXK_END:               key = SCK_END;      break;
    case WXK_PRIOR:             key = SCK_PRIOR;    break;
    case WXK_NEXT:              key = SCK_NEXT;     break;
    case WXK_DELETE:            key = SCK_DELETE;   break;
    case WXK_INSERT:            key = SCK_INSERT;   break;
    case WXK_ESCAPE:            key = SCK_ESCAPE;   break;
    case WXK_BACK:              key = SCK_BACK;     break;
    case WXK_TAB:               key = SCK_TAB;      break;
    case WXK_RETURN:            key = SCK_RETURN;   break;
    case WXK_ADD:               // fall through
    case WXK_NUMPAD_ADD:        key = SCK_ADD;      break;
    case WXK_SUBTRACT:          // fall through
    case WXK_NUMPAD_SUBTRACT:   key = SCK_SUBTRACT; break;
    case WXK_DIVIDE:            // fall through
    case WXK_NUMPAD_DIVIDE:     key = SCK_DIVIDE;   break;
    case WXK_CONTROL:           key = 0; break;
    case WXK_ALT:               key = 0; break;
    case WXK_SHIFT:             key = 0; break;
    case WXK_MENU:              key = 0; break;
    }

    int rv = KeyDown(key, shift, ctrl, alt, consumed);

    if (key)
        return rv;
    else
        return 1;
}


void ScintillaWX::DoCommand(int ID) {
    Command(ID);
}


void ScintillaWX::DoContextMenu(Point pt) {
    ContextMenu(pt);
}

void ScintillaWX::DoOnListBox() {
    AutoCompleteCompleted();
}

//----------------------------------------------------------------------

#if wxUSE_DRAG_AND_DROP
bool ScintillaWX::DoDropText(long x, long y, const wxString& data) {
    SetDragPosition(invalidPosition);

    // Send an event to allow the drag details to be changed
    wxStyledTextEvent evt(wxEVT_STC_DO_DROP, stc->GetId());
    evt.SetEventObject(stc);
    evt.SetDragResult(dragResult);
    evt.SetX(x);
    evt.SetY(y);
    evt.SetPosition(PositionFromLocation(Point(x,y)));
    evt.SetDragText(data);
    stc->GetEventHandler()->ProcessEvent(evt);

    dragResult = evt.GetDragResult();
    if (dragResult == wxDragMove || dragResult == wxDragCopy) {
        DropAt(evt.GetPosition(),
               evt.GetDragText().mb_str(wxConvUTF8),
               dragResult == wxDragMove,
               FALSE); // TODO: rectangular?
        return TRUE;
    }
    return FALSE;
}


wxDragResult ScintillaWX::DoDragEnter(wxCoord x, wxCoord y, wxDragResult def) {
    dragResult = def;
    return dragResult;
}


wxDragResult ScintillaWX::DoDragOver(wxCoord x, wxCoord y, wxDragResult def) {
    SetDragPosition(PositionFromLocation(Point(x, y)));

    // Send an event to allow the drag result to be changed
    wxStyledTextEvent evt(wxEVT_STC_DRAG_OVER, stc->GetId());
    evt.SetEventObject(stc);
    evt.SetDragResult(def);
    evt.SetX(x);
    evt.SetY(y);
    evt.SetPosition(PositionFromLocation(Point(x,y)));
    stc->GetEventHandler()->ProcessEvent(evt);

    dragResult = evt.GetDragResult();
    return dragResult;
}


void ScintillaWX::DoDragLeave() {
    SetDragPosition(invalidPosition);
}
#endif
//----------------------------------------------------------------------

// Redraw all of text area. This paint will not be abandoned.
void ScintillaWX::FullPaint() {
    paintState = painting;
    rcPaint = GetTextRectangle();
    paintingAllText = true;
    wxClientDC dc(stc);
    Surface* surfaceWindow = Surface::Allocate();
    surfaceWindow->Init(&dc);
    Paint(surfaceWindow, rcPaint);
    delete surfaceWindow;

//     stc->Refresh(FALSE);

    paintState = notPainting;
}


void ScintillaWX::DoScrollToLine(int line) {
    ScrollTo(line);
}


void ScintillaWX::DoScrollToColumn(int column) {
    HorizontalScrollTo(column * vs.spaceWidth);
}


//----------------------------------------------------------------------
//----------------------------------------------------------------------
Commit	Line	Data
	1	////////////////////////////////////////////////////////////////////////////
	2	// Name: ScintillaWX.cxx
	3	// Purpose: A wxWindows implementation of Scintilla. A class derived
	4	// from ScintillaBase that uses the "wx platform" defined in
	5	// PlatformWX.cxx This class is one end of a bridge between
	6	// the wx world and the Scintilla world. It needs a peer
	7	// object of type wxStyledTextCtrl to function.
	8	//
	9	// Author: Robin Dunn
	10	//
	11	// Created: 13-Jan-2000
	12	// RCS-ID: $Id$
	13	// Copyright: (c) 2000 by Total Control Software
	14	// Licence: wxWindows license
	15	/////////////////////////////////////////////////////////////////////////////
	16
	17
	18	#include "ScintillaWX.h"
	19	#include "wx/stc/stc.h"
	20	#include "PlatWX.h"
	21
	22
	23	//----------------------------------------------------------------------
	24
	25	const int H_SCROLL_MAX = 4000;
	26	const int H_SCROLL_STEP = 20;
	27	const int H_SCROLL_PAGE = 200;
	28
	29	//----------------------------------------------------------------------
	30	// Helper classes
	31
	32	class wxSTCTimer : public wxTimer {
	33	public:
	34	wxSTCTimer(ScintillaWX* swx) {
	35	this->swx = swx;
	36	}
	37
	38	void Notify() {
	39	swx->DoTick();
	40	}
	41
	42	private:
	43	ScintillaWX* swx;
	44	};
	45
	46
	47	#if wxUSE_DRAG_AND_DROP
	48	bool wxSTCDropTarget::OnDropText(wxCoord x, wxCoord y, const wxString& data) {
	49	return swx->DoDropText(x, y, data);
	50	}
	51
	52	wxDragResult wxSTCDropTarget::OnEnter(wxCoord x, wxCoord y, wxDragResult def) {
	53	return swx->DoDragEnter(x, y, def);
	54	}
	55
	56	wxDragResult wxSTCDropTarget::OnDragOver(wxCoord x, wxCoord y, wxDragResult def) {
	57	return swx->DoDragOver(x, y, def);
	58	}
	59
	60	void wxSTCDropTarget::OnLeave() {
	61	swx->DoDragLeave();
	62	}
	63	#endif
	64
	65
	66	#if wxUSE_POPUPWIN
	67	#include <wx/popupwin.h>
	68	#define wxSTCCallTipBase wxPopupWindow
	69	#define param2 wxBORDER_NONE // popup's 2nd param is flags
	70	#else
	71	#define wxSTCCallTipBase wxWindow
	72	#define param2 -1 // wxWindows 2nd param is ID
	73	#endif
	74
	75	class wxSTCCallTip : public wxSTCCallTipBase {
	76	public:
	77	wxSTCCallTip(wxWindow* parent, CallTip* ct)
	78	: wxSTCCallTipBase(parent, param2)
	79	{
	80	m_ct = ct;
	81	}
	82
	83	void OnPaint(wxPaintEvent& evt) {
	84	wxPaintDC dc(this);
	85	Surface* surfaceWindow = Surface::Allocate();
	86	surfaceWindow->Init(&dc);
	87	m_ct->PaintCT(surfaceWindow);
	88	delete surfaceWindow;
	89	}
	90
	91	#if wxUSE_POPUPWIN
	92	virtual void DoSetSize(int x, int y,
	93	int width, int height,
	94	int sizeFlags = wxSIZE_AUTO) {
	95	if (x != -1)
	96	GetParent()->ClientToScreen(&x, NULL);
	97	if (y != -1)
	98	GetParent()->ClientToScreen(NULL, &y);
	99	wxSTCCallTipBase::DoSetSize(x, y, width, height, sizeFlags);
	100	}
	101	#endif
	102
	103	private:
	104	CallTip* m_ct;
	105	DECLARE_EVENT_TABLE()
	106	};
	107
	108	BEGIN_EVENT_TABLE(wxSTCCallTip, wxSTCCallTipBase)
	109	EVT_PAINT(wxSTCCallTip::OnPaint)
	110	END_EVENT_TABLE()
	111
	112
	113	//----------------------------------------------------------------------
	114	// Constructor/Destructor
	115
	116
	117	ScintillaWX::ScintillaWX(wxStyledTextCtrl* win) {
	118	capturedMouse = false;
	119	wMain = win;
	120	stc = win;
	121	wheelRotation = 0;
	122	Initialise();
	123	}
	124
	125
	126	ScintillaWX::~ScintillaWX() {
	127	SetTicking(false);
	128	}
	129
	130	//----------------------------------------------------------------------
	131	// base class virtuals
	132
	133
	134	void ScintillaWX::Initialise() {
	135	//ScintillaBase::Initialise();
	136	#if wxUSE_DRAG_AND_DROP
	137	dropTarget = new wxSTCDropTarget;
	138	dropTarget->SetScintilla(this);
	139	stc->SetDropTarget(dropTarget);
	140	#endif
	141	}
	142
	143
	144	void ScintillaWX::Finalise() {
	145	ScintillaBase::Finalise();
	146	}
	147
	148
	149	void ScintillaWX::StartDrag() {
	150	#if wxUSE_DRAG_AND_DROP
	151	wxString dragText(drag.s, wxConvUTF8, drag.len);
	152
	153	// Send an event to allow the drag text to be changed
	154	wxStyledTextEvent evt(wxEVT_STC_START_DRAG, stc->GetId());
	155	evt.SetEventObject(stc);
	156	evt.SetDragText(dragText);
	157	evt.SetDragAllowMove(TRUE);
	158	evt.SetPosition(wxMin(stc->GetSelectionStart(),
	159	stc->GetSelectionEnd()));
	160	stc->GetEventHandler()->ProcessEvent(evt);
	161	dragText = evt.GetDragText();
	162
	163	if (dragText.Length()) {
	164	wxDropSource source(stc);
	165	wxTextDataObject data(dragText);
	166	wxDragResult result;
	167
	168	source.SetData(data);
	169	dropWentOutside = TRUE;
	170	result = source.DoDragDrop(evt.GetDragAllowMove());
	171	if (result == wxDragMove && dropWentOutside)
	172	ClearSelection();
	173	inDragDrop = FALSE;
	174	SetDragPosition(invalidPosition);
	175	}
	176	#endif
	177	}
	178
	179
	180	void ScintillaWX::SetTicking(bool on) {
	181	wxSTCTimer* steTimer;
	182	if (timer.ticking != on) {
	183	timer.ticking = on;
	184	if (timer.ticking) {
	185	steTimer = new wxSTCTimer(this);
	186	steTimer->Start(timer.tickSize);
	187	timer.tickerID = steTimer;
	188	} else {
	189	steTimer = (wxSTCTimer*)timer.tickerID;
	190	steTimer->Stop();
	191	delete steTimer;
	192	timer.tickerID = 0;
	193	}
	194	}
	195	timer.ticksToWait = caret.period;
	196	}
	197
	198
	199	void ScintillaWX::SetMouseCapture(bool on) {
	200	if (on && !capturedMouse)
	201	stc->CaptureMouse();
	202	else if (!on && capturedMouse)
	203	stc->ReleaseMouse();
	204	capturedMouse = on;
	205	}
	206
	207
	208	bool ScintillaWX::HaveMouseCapture() {
	209	return capturedMouse;
	210	}
	211
	212
	213	void ScintillaWX::ScrollText(int linesToMove) {
	214	int dy = vs.lineHeight * (linesToMove);
	215	stc->ScrollWindow(0, dy);
	216	stc->Update();
	217	}
	218
	219	void ScintillaWX::SetVerticalScrollPos() {
	220	if (stc->m_vScrollBar == NULL) { // Use built-in scrollbar
	221	stc->SetScrollPos(wxVERTICAL, topLine);
	222	}
	223	else { // otherwise use the one that's been given to us
	224	stc->m_vScrollBar->SetThumbPosition(topLine);
	225	}
	226	}
	227
	228	void ScintillaWX::SetHorizontalScrollPos() {
	229	if (stc->m_hScrollBar == NULL) { // Use built-in scrollbar
	230	stc->SetScrollPos(wxHORIZONTAL, xOffset);
	231	}
	232	else { // otherwise use the one that's been given to us
	233	stc->m_hScrollBar->SetThumbPosition(xOffset);
	234	}
	235	}
	236
	237
	238	bool ScintillaWX::ModifyScrollBars(int nMax, int nPage) {
	239	bool modified = false;
	240
	241	if (stc->m_vScrollBar == NULL) { // Use built-in scrollbar
	242	int sbMax = stc->GetScrollRange(wxVERTICAL);
	243	int sbThumb = stc->GetScrollThumb(wxVERTICAL);
	244	int sbPos = stc->GetScrollPos(wxVERTICAL);
	245	if (sbMax != nMax \|\| sbThumb != nPage) {
	246	stc->SetScrollbar(wxVERTICAL, sbPos, nPage, nMax);
	247	modified = true;
	248	}
	249	}
	250	else { // otherwise use the one that's been given to us
	251	int sbMax = stc->m_vScrollBar->GetRange();
	252	int sbPage = stc->m_vScrollBar->GetPageSize();
	253	int sbPos = stc->m_vScrollBar->GetThumbPosition();
	254	if (sbMax != nMax \|\| sbPage != nPage) {
	255	stc->m_vScrollBar->SetScrollbar(sbPos, nPage, nMax, nPage);
	256	modified = true;
	257	}
	258	}
	259
	260
	261	if (horizontalScrollBarVisible) {
	262	if (stc->m_hScrollBar == NULL) { // Use built-in scrollbar
	263	int sbMax = stc->GetScrollRange(wxHORIZONTAL);
	264	int sbThumb = stc->GetScrollThumb(wxHORIZONTAL);
	265	if ((sbMax != H_SCROLL_MAX) \|\| (sbThumb != H_SCROLL_STEP)) {
	266	stc->SetScrollbar(wxHORIZONTAL, 0, H_SCROLL_STEP, H_SCROLL_MAX);
	267	modified = true;
	268	}
	269	}
	270	else { // otherwise use the one that's been given to us
	271	int sbMax = stc->m_hScrollBar->GetRange();
	272	int sbPage = stc->m_hScrollBar->GetPageSize();
	273	if ((sbMax != H_SCROLL_MAX) \|\| (sbPage != H_SCROLL_STEP)) {
	274	stc->m_hScrollBar->SetScrollbar(0, H_SCROLL_STEP, H_SCROLL_MAX, H_SCROLL_STEP);
	275	modified = true;
	276	}
	277	}
	278	}
	279	return modified;
	280	}
	281
	282
	283	void ScintillaWX::NotifyChange() {
	284	stc->NotifyChange();
	285	}
	286
	287
	288	void ScintillaWX::NotifyParent(SCNotification scn) {
	289	stc->NotifyParent(&scn);
	290	}
	291
	292
	293
	294	void ScintillaWX::Copy() {
	295	if (currentPos != anchor) {
	296	SelectionText st;
	297	CopySelectionRange(&st);
	298	wxTheClipboard->Open();
	299	wxString text(st.s, wxConvUTF8, st.len);
	300	wxTheClipboard->SetData(new wxTextDataObject(text));
	301	wxTheClipboard->Close();
	302	}
	303	}
	304
	305
	306	void ScintillaWX::Paste() {
	307	pdoc->BeginUndoAction();
	308	ClearSelection();
	309
	310	wxTextDataObject data;
	311	bool gotData;
	312
	313	wxTheClipboard->Open();
	314	gotData = wxTheClipboard->GetData(data);
	315	wxTheClipboard->Close();
	316	if (gotData) {
	317	wxWX2MBbuf buf = (wxWX2MBbuf)data.GetText().mb_str(wxConvUTF8);
	318	int len = strlen(buf);
	319	pdoc->InsertString(currentPos, buf, len);
	320	SetEmptySelection(currentPos + len);
	321	}
	322
	323	pdoc->EndUndoAction();
	324	NotifyChange();
	325	Redraw();
	326	}
	327
	328
	329	bool ScintillaWX::CanPaste() {
	330	bool canPaste;
	331
	332	wxTheClipboard->Open();
	333	canPaste = wxTheClipboard->IsSupported(wxUSE_UNICODE ? wxDF_UNICODETEXT : wxDF_TEXT);
	334	wxTheClipboard->Close();
	335
	336	return canPaste;
	337	}
	338
	339	void ScintillaWX::CreateCallTipWindow(PRectangle) {
	340	ct.wCallTip = new wxSTCCallTip(stc, &ct);
	341	ct.wDraw = ct.wCallTip;
	342	}
	343
	344
	345	void ScintillaWX::AddToPopUp(const char *label, int cmd, bool enabled) {
	346	if (!label[0])
	347	((wxMenu*)popup.GetID())->AppendSeparator();
	348	else
	349	((wxMenu)popup.GetID())->Append(cmd, wxString(label, wxConvCurrent));
	350
	351	if (!enabled)
	352	((wxMenu*)popup.GetID())->Enable(cmd, enabled);
	353	}
	354
	355
	356	void ScintillaWX::ClaimSelection() {
	357
	358	}
	359
	360
	361	long ScintillaWX::DefWndProc(unsigned int /iMessage/, unsigned long /wParam/, long /lParam/) {
	362	return 0;
	363	}
	364
	365	long ScintillaWX::WndProc(unsigned int iMessage, unsigned long wParam, long lParam) {
	366	// switch (iMessage) {
	367	// case EM_CANPASTE:
	368	// return CanPaste();
	369	// default:
	370	return ScintillaBase::WndProc(iMessage, wParam, lParam);
	371	// }
	372	// return 0;
	373	}
	374
	375
	376
	377	//----------------------------------------------------------------------
	378	// Event delegates
	379
	380	void ScintillaWX::DoPaint(wxDC* dc, wxRect rect) {
	381
	382	paintState = painting;
	383	Surface* surfaceWindow = Surface::Allocate();
	384	surfaceWindow->Init(dc);
	385	PRectangle rcPaint = PRectangleFromwxRect(rect);
	386	dc->BeginDrawing();
	387	Paint(surfaceWindow, rcPaint);
	388	dc->EndDrawing();
	389	delete surfaceWindow;
	390	if (paintState == paintAbandoned) {
	391	// Painting area was insufficient to cover new styling or brace highlight positions
	392	FullPaint();
	393	}
	394	paintState = notPainting;
	395	#ifdef __WXGTK__
	396	// On wxGTK the editor window paints can overwrite the listbox...
	397	if (ac.Active())
	398	((wxWindow*)ac.lb.GetID())->Refresh(TRUE);
	399	#endif
	400	}
	401
	402
	403	void ScintillaWX::DoHScroll(int type, int pos) {
	404	int xPos = xOffset;
	405	if (type == wxEVT_SCROLLWIN_LINEUP \|\| type == wxEVT_SCROLL_LINEUP)
	406	xPos -= H_SCROLL_STEP;
	407	else if (type == wxEVT_SCROLLWIN_LINEDOWN \|\| type == wxEVT_SCROLL_LINEDOWN)
	408	xPos += H_SCROLL_STEP;
	409	else if (type == wxEVT_SCROLLWIN_PAGEUP \|\| type == wxEVT_SCROLL_PAGEUP)
	410	xPos -= H_SCROLL_PAGE;
	411	else if (type == wxEVT_SCROLLWIN_PAGEDOWN \|\| type == wxEVT_SCROLL_PAGEDOWN)
	412	xPos += H_SCROLL_PAGE;
	413	else if (type == wxEVT_SCROLLWIN_TOP \|\| type == wxEVT_SCROLL_TOP)
	414	xPos = 0;
	415	else if (type == wxEVT_SCROLLWIN_BOTTOM \|\| type == wxEVT_SCROLL_BOTTOM)
	416	xPos = H_SCROLL_MAX;
	417	else if (type == wxEVT_SCROLLWIN_THUMBTRACK \|\| type == wxEVT_SCROLL_THUMBTRACK)
	418	xPos = pos;
	419
	420	HorizontalScrollTo(xPos);
	421	}
	422
	423	void ScintillaWX::DoVScroll(int type, int pos) {
	424	int topLineNew = topLine;
	425	if (type == wxEVT_SCROLLWIN_LINEUP \|\| type == wxEVT_SCROLL_LINEUP)
	426	topLineNew -= 1;
	427	else if (type == wxEVT_SCROLLWIN_LINEDOWN \|\| type == wxEVT_SCROLL_LINEDOWN)
	428	topLineNew += 1;
	429	else if (type == wxEVT_SCROLLWIN_PAGEUP \|\| type == wxEVT_SCROLL_PAGEUP)
	430	topLineNew -= LinesToScroll();
	431	else if (type == wxEVT_SCROLLWIN_PAGEDOWN \|\| type == wxEVT_SCROLL_PAGEDOWN)
	432	topLineNew += LinesToScroll();
	433	else if (type == wxEVT_SCROLLWIN_TOP \|\| type == wxEVT_SCROLL_TOP)
	434	topLineNew = 0;
	435	else if (type == wxEVT_SCROLLWIN_BOTTOM \|\| type == wxEVT_SCROLL_BOTTOM)
	436	topLineNew = MaxScrollPos();
	437	else if (type == wxEVT_SCROLLWIN_THUMBTRACK \|\| type == wxEVT_SCROLL_THUMBTRACK)
	438	topLineNew = pos;
	439
	440	ScrollTo(topLineNew);
	441	}
	442
	443
	444	void ScintillaWX::DoMouseWheel(int rotation, int delta, int linesPerAction, int ctrlDown) {
	445	int topLineNew = topLine;
	446	int lines;
	447
	448	if (ctrlDown) { // Zoom the fonts if Ctrl key down
	449	if (rotation < 0) {
	450	KeyCommand(SCI_ZOOMIN);
	451	}
	452	else {
	453	KeyCommand(SCI_ZOOMOUT);
	454	}
	455	}
	456	else { // otherwise just scroll the window
	457	wheelRotation += rotation;
	458	lines = wheelRotation / delta;
	459	wheelRotation -= lines * delta;
	460	if (lines != 0) {
	461	lines *= linesPerAction;
	462	topLineNew -= lines;
	463	ScrollTo(topLineNew);
	464	}
	465	}
	466	}
	467
	468
	469	void ScintillaWX::DoSize(int width, int height) {
	470	// PRectangle rcClient(0,0,width,height);
	471	// SetScrollBarsTo(rcClient);
	472	// DropGraphics();
	473	ChangeSize();
	474	}
	475
	476	void ScintillaWX::DoLoseFocus(){
	477	SetFocusState(false);
	478	}
	479
	480	void ScintillaWX::DoGainFocus(){
	481	SetFocusState(true);
	482	}
	483
	484	void ScintillaWX::DoSysColourChange() {
	485	InvalidateStyleData();
	486	}
	487
	488	void ScintillaWX::DoButtonDown(Point pt, unsigned int curTime, bool shift, bool ctrl, bool alt) {
	489	ButtonDown(pt, curTime, shift, ctrl, alt);
	490	}
	491
	492	void ScintillaWX::DoButtonUp(Point pt, unsigned int curTime, bool ctrl) {
	493	ButtonUp(pt, curTime, ctrl);
	494	}
	495
	496	void ScintillaWX::DoButtonMove(Point pt) {
	497	ButtonMove(pt);
	498	}
	499
	500
	501	void ScintillaWX::DoAddChar(int key) {
	502	AddChar(key);
	503	}
	504
	505	int ScintillaWX::DoKeyDown(int key, bool shift, bool ctrl, bool alt, bool* consumed) {
	506	#ifdef __WXGTK__
	507	// Ctrl chars (A-Z) end up with the wrong keycode on wxGTK...
	508	if (ctrl && key >= 1 && key <= 26)
	509	key += 'A' - 1;
	510	#endif
	511
	512	switch (key) {
	513	case WXK_DOWN: key = SCK_DOWN; break;
	514	case WXK_UP: key = SCK_UP; break;
	515	case WXK_LEFT: key = SCK_LEFT; break;
	516	case WXK_RIGHT: key = SCK_RIGHT; break;
	517	case WXK_HOME: key = SCK_HOME; break;
	518	case WXK_END: key = SCK_END; break;
	519	case WXK_PRIOR: key = SCK_PRIOR; break;
	520	case WXK_NEXT: key = SCK_NEXT; break;
	521	case WXK_DELETE: key = SCK_DELETE; break;
	522	case WXK_INSERT: key = SCK_INSERT; break;
	523	case WXK_ESCAPE: key = SCK_ESCAPE; break;
	524	case WXK_BACK: key = SCK_BACK; break;
	525	case WXK_TAB: key = SCK_TAB; break;
	526	case WXK_RETURN: key = SCK_RETURN; break;
	527	case WXK_ADD: // fall through
	528	case WXK_NUMPAD_ADD: key = SCK_ADD; break;
	529	case WXK_SUBTRACT: // fall through
	530	case WXK_NUMPAD_SUBTRACT: key = SCK_SUBTRACT; break;
	531	case WXK_DIVIDE: // fall through
	532	case WXK_NUMPAD_DIVIDE: key = SCK_DIVIDE; break;
	533	case WXK_CONTROL: key = 0; break;
	534	case WXK_ALT: key = 0; break;
	535	case WXK_SHIFT: key = 0; break;
	536	case WXK_MENU: key = 0; break;
	537	}
	538
	539	int rv = KeyDown(key, shift, ctrl, alt, consumed);
	540
	541	if (key)
	542	return rv;
	543	else
	544	return 1;
	545	}
	546
	547
	548	void ScintillaWX::DoCommand(int ID) {
	549	Command(ID);
	550	}
	551
	552
	553	void ScintillaWX::DoContextMenu(Point pt) {
	554	ContextMenu(pt);
	555	}
	556
	557	void ScintillaWX::DoOnListBox() {
	558	AutoCompleteCompleted();
	559	}
	560
	561	//----------------------------------------------------------------------
	562
	563	#if wxUSE_DRAG_AND_DROP
	564	bool ScintillaWX::DoDropText(long x, long y, const wxString& data) {
	565	SetDragPosition(invalidPosition);
	566
	567	// Send an event to allow the drag details to be changed
	568	wxStyledTextEvent evt(wxEVT_STC_DO_DROP, stc->GetId());
	569	evt.SetEventObject(stc);
	570	evt.SetDragResult(dragResult);
	571	evt.SetX(x);
	572	evt.SetY(y);
	573	evt.SetPosition(PositionFromLocation(Point(x,y)));
	574	evt.SetDragText(data);
	575	stc->GetEventHandler()->ProcessEvent(evt);
	576
	577	dragResult = evt.GetDragResult();
	578	if (dragResult == wxDragMove \|\| dragResult == wxDragCopy) {
	579	DropAt(evt.GetPosition(),
	580	evt.GetDragText().mb_str(wxConvUTF8),
	581	dragResult == wxDragMove,
	582	FALSE); // TODO: rectangular?
	583	return TRUE;
	584	}
	585	return FALSE;
	586	}
	587
	588
	589	wxDragResult ScintillaWX::DoDragEnter(wxCoord x, wxCoord y, wxDragResult def) {
	590	dragResult = def;
	591	return dragResult;
	592	}
	593
	594
	595	wxDragResult ScintillaWX::DoDragOver(wxCoord x, wxCoord y, wxDragResult def) {
	596	SetDragPosition(PositionFromLocation(Point(x, y)));
	597
	598	// Send an event to allow the drag result to be changed
	599	wxStyledTextEvent evt(wxEVT_STC_DRAG_OVER, stc->GetId());
	600	evt.SetEventObject(stc);
	601	evt.SetDragResult(def);
	602	evt.SetX(x);
	603	evt.SetY(y);
	604	evt.SetPosition(PositionFromLocation(Point(x,y)));
	605	stc->GetEventHandler()->ProcessEvent(evt);
	606
	607	dragResult = evt.GetDragResult();
	608	return dragResult;
	609	}
	610
	611
	612	void ScintillaWX::DoDragLeave() {
	613	SetDragPosition(invalidPosition);
	614	}
	615	#endif
	616	//----------------------------------------------------------------------
	617
	618	// Redraw all of text area. This paint will not be abandoned.
	619	void ScintillaWX::FullPaint() {
	620	paintState = painting;
	621	rcPaint = GetTextRectangle();
	622	paintingAllText = true;
	623	wxClientDC dc(stc);
	624	Surface* surfaceWindow = Surface::Allocate();
	625	surfaceWindow->Init(&dc);
	626	Paint(surfaceWindow, rcPaint);
	627	delete surfaceWindow;
	628
	629	// stc->Refresh(FALSE);
	630
	631	paintState = notPainting;
	632	}
	633
	634
	635	void ScintillaWX::DoScrollToLine(int line) {
	636	ScrollTo(line);
	637	}
	638
	639
	640	void ScintillaWX::DoScrollToColumn(int column) {
	641	HorizontalScrollTo(column * vs.spaceWidth);
	642	}
	643
	644
	645
	646	//----------------------------------------------------------------------
	647	//----------------------------------------------------------------------