[wxWidgets.git] / src / dfb / toplevel.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/dfb/toplevel.cpp
// Purpose:     Top level window, abstraction of wxFrame and wxDialog
// Author:      Vaclav Slavik
// Created:     2006-08-10
// RCS-ID:      $Id$
// Copyright:   (c) 2006 REA Elektronik GmbH
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

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

#include "wx/toplevel.h"

#ifndef WX_PRECOMP
    #include "wx/app.h"
    #include "wx/dynarray.h"
#endif // WX_PRECOMP

#include "wx/hashmap.h"
#include "wx/evtloop.h"
#include "wx/dfb/private.h"

#define TRACE_EVENTS _T("events")
#define TRACE_PAINT  _T("paint")

// ============================================================================
// globals
// ============================================================================

// mapping of DirectFB windows to wxTLWs:
WX_DECLARE_HASH_MAP(DFBWindowID, wxTopLevelWindowDFB*,
                    wxIntegerHash, wxIntegerEqual,
                    wxDfbWindowsMap);
static wxDfbWindowsMap gs_dfbWindowsMap;

// ============================================================================
// helpers
// ============================================================================

struct wxDfbPaintRequest
{
    wxDfbPaintRequest(const wxRect& rect) : m_rect(rect) {}
    wxDfbPaintRequest(const wxDfbPaintRequest& r) : m_rect(r.m_rect) {}

    wxRect m_rect;
};

WX_DEFINE_ARRAY_PTR(wxDfbPaintRequest*, wxDfbQueuedPaintRequestsList);

// Queue of paint requests
class wxDfbQueuedPaintRequests
{
public:
    ~wxDfbQueuedPaintRequests() { Clear(); }

    // Adds paint request to the queue
    void Add(const wxRect& rect)
        { m_queue.push_back(new wxDfbPaintRequest(rect)); }

    // Is the queue empty?
    bool IsEmpty() const { return m_queue.empty(); }

    // Empties the queue
    void Clear() { WX_CLEAR_ARRAY(m_queue); }

    // Gets requests in the queue
    const wxDfbQueuedPaintRequestsList& GetRequests() const { return m_queue; }

private:
    wxDfbQueuedPaintRequestsList m_queue;
};

// ============================================================================
// wxTopLevelWindowDFB
// ============================================================================

// ----------------------------------------------------------------------------
// creation & destruction
// ----------------------------------------------------------------------------

void wxTopLevelWindowDFB::Init()
{
    m_isShown = false;
    m_isMaximized = false;
    m_fsIsShowing = false;
    m_sizeSet = false;
    m_opacity = 255;
    m_toPaint = new wxDfbQueuedPaintRequests;
    m_isPainting = false;
}

bool wxTopLevelWindowDFB::Create(wxWindow *parent,
                                 wxWindowID id,
                                 const wxString& title,
                                 const wxPoint& posOrig,
                                 const wxSize& sizeOrig,
                                 long style,
                                 const wxString &name)
{
    m_tlw = this;

    // always create a frame of some reasonable, even if arbitrary, size (at
    // least for MSW compatibility)
    wxSize size(sizeOrig);
    if ( size.x == wxDefaultCoord || size.y == wxDefaultCoord )
    {
        wxSize sizeDefault = GetDefaultSize();
        if ( size.x == wxDefaultCoord )
            size.x = sizeDefault.x;
        if ( size.y == wxDefaultCoord )
            size.y = sizeDefault.y;
    }

    wxPoint pos(posOrig);
    if ( pos.x == wxDefaultCoord )
        pos.x = 0;
    if ( pos.y == wxDefaultCoord )
        pos.y = 0;

    // create DirectFB window:
    wxIDirectFBDisplayLayerPtr layer(wxIDirectFB::Get()->GetDisplayLayer());
    wxCHECK_MSG( layer, false, _T("no display layer") );

    DFBWindowDescription desc;
    desc.flags = (DFBWindowDescriptionFlags)
                   (DWDESC_CAPS |
                    DWDESC_WIDTH | DWDESC_HEIGHT | DWDESC_POSX | DWDESC_POSY);
    desc.caps = DWCAPS_DOUBLEBUFFER;
    desc.posx = pos.x;
    desc.posy = pos.y;
    desc.width = size.x;
    desc.height = size.y;
    m_dfbwin = layer->CreateWindow(&desc);
    if ( !layer )
        return false;

    // add the new TLW to DFBWindowID->wxTLW map:
    DFBWindowID winid;
    if ( !m_dfbwin->GetID(&winid) )
        return false;
    gs_dfbWindowsMap[winid] = this;

    // TLWs are created initially hidden:
    if ( !m_dfbwin->SetOpacity(wxALPHA_TRANSPARENT) )
        return false;

    if ( !wxWindow::Create(NULL, id, pos, size, style, name) )
        return false;

    SetParent(parent);
    if ( parent )
        parent->AddChild(this);

    wxTopLevelWindows.Append(this);
    m_title = title;

    if ( style & (wxSTAY_ON_TOP | wxPOPUP_WINDOW) )
    {
        m_dfbwin->SetStackingClass(DWSC_UPPER);
    }

    // direct events in this window to the global event buffer:
    m_dfbwin->AttachEventBuffer(wxEventLoop::GetDirectFBEventBuffer());

    return true;
}

wxTopLevelWindowDFB::~wxTopLevelWindowDFB()
{
    m_isBeingDeleted = true;

    wxTopLevelWindows.DeleteObject(this);

    if ( wxTheApp->GetTopWindow() == this )
        wxTheApp->SetTopWindow(NULL);

    if ( wxTopLevelWindows.empty() && wxTheApp->GetExitOnFrameDelete() )
    {
        wxTheApp->ExitMainLoop();
    }

    wxDELETE(m_toPaint);

    // remove the TLW from DFBWindowID->wxTLW map:
    DFBWindowID winid;
    if ( m_dfbwin->GetID(&winid) )
        gs_dfbWindowsMap.erase(winid);
}

// ----------------------------------------------------------------------------
// window size & position
// ----------------------------------------------------------------------------

void wxTopLevelWindowDFB::DoGetPosition(int *x, int *y) const
{
    m_dfbwin->GetPosition(x, y);
}

void wxTopLevelWindowDFB::DoGetSize(int *width, int *height) const
{
    m_dfbwin->GetSize(width, height);
}

void wxTopLevelWindowDFB::DoMoveWindow(int x, int y, int width, int height)
{
    wxPoint curpos = GetPosition();
    if ( curpos.x != x || curpos.y != y )
    {
        m_dfbwin->MoveTo(x, y);
    }

    wxSize cursize = GetSize();
    if ( cursize.x != width || cursize.y != height )
    {
        // changing window's size changes its surface:
        InvalidateDfbSurface();

        m_dfbwin->Resize(width, height);

        // we must repaint the window after it changed size:
        if ( IsShown() )
            DoRefreshWindow();
    }
}

// ----------------------------------------------------------------------------
// showing and hiding
// ----------------------------------------------------------------------------

#warning "FIXME: the rest of this file is almost same as for MGL, merge it"
bool wxTopLevelWindowDFB::ShowFullScreen(bool show, long style)
{
    if (show == m_fsIsShowing) return false; // return what?

    m_fsIsShowing = show;

    if (show)
    {
        m_fsSaveStyle = m_windowStyle;
        m_fsSaveFlag = style;
        GetPosition(&m_fsSaveFrame.x, &m_fsSaveFrame.y);
        GetSize(&m_fsSaveFrame.width, &m_fsSaveFrame.height);

        if ( style & wxFULLSCREEN_NOCAPTION )
            m_windowStyle &= ~wxCAPTION;
        if ( style & wxFULLSCREEN_NOBORDER )
            m_windowStyle = wxSIMPLE_BORDER;

        int x, y;
        wxDisplaySize(&x, &y);
        SetSize(0, 0, x, y);
    }
    else
    {
        m_windowStyle = m_fsSaveStyle;
        SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
                m_fsSaveFrame.width, m_fsSaveFrame.height);
    }

    return true;
}

bool wxTopLevelWindowDFB::Show(bool show)
{
    if ( !wxTopLevelWindowBase::Show(show) )
        return false;

    // hide/show the window by setting its opacity to 0/full:
    m_dfbwin->SetOpacity(show ? m_opacity : 0);

    // If this is the first time Show was called, send size event,
    // so that the frame can adjust itself (think auto layout or single child)
    if ( !m_sizeSet )
    {
        m_sizeSet = true;
        wxSizeEvent event(GetSize(), GetId());
        event.SetEventObject(this);
        GetEventHandler()->ProcessEvent(event);
    }

    if ( show )
    {
        wxWindow *focused = wxWindow::FindFocus();
        if ( focused && focused->GetTLW() == this )
        {
            SetDfbFocus();
        }
        else if ( AcceptsFocus() )
        {
            // FIXME: we should probably always call SetDfbFocus instead
            // and call SetFocus() from wxActivateEvent/DWET_GOTFOCUS
            // handler
            SetFocus();
        }
    }

    return true;
}

bool wxTopLevelWindowDFB::SetTransparent(wxByte alpha)
{
    if ( IsShown() )
    {
        if ( !m_dfbwin->SetOpacity(alpha) )
            return false;
    }

    m_opacity = alpha;
    return true;
}

// ----------------------------------------------------------------------------
// maximize, minimize etc.
// ----------------------------------------------------------------------------

void wxTopLevelWindowDFB::Maximize(bool maximize)
{
    int x, y, w, h;
    wxClientDisplayRect(&x, &y, &w, &h);

    if ( maximize && !m_isMaximized )
    {
        m_isMaximized = true;

        GetPosition(&m_savedFrame.x, &m_savedFrame.y);
        GetSize(&m_savedFrame.width, &m_savedFrame.height);

        SetSize(x, y, w, h);
    }
    else if ( !maximize && m_isMaximized )
    {
        m_isMaximized = false;
        SetSize(m_savedFrame.x, m_savedFrame.y,
                m_savedFrame.width, m_savedFrame.height);
    }
}

bool wxTopLevelWindowDFB::IsMaximized() const
{
    return m_isMaximized;
}

void wxTopLevelWindowDFB::Restore()
{
    if ( IsMaximized() )
    {
        Maximize(false);
    }
}

void wxTopLevelWindowDFB::Iconize(bool WXUNUSED(iconize))
{
    wxFAIL_MSG(wxT("Iconize not supported under wxDFB"));
}

bool wxTopLevelWindowDFB::IsIconized() const
{
    return false;
}


// ----------------------------------------------------------------------------
// surfaces and painting
// ----------------------------------------------------------------------------

wxIDirectFBSurfacePtr wxTopLevelWindowDFB::ObtainDfbSurface() const
{
    return m_dfbwin->GetSurface();
}

void wxTopLevelWindowDFB::HandleQueuedPaintRequests()
{
    if ( m_toPaint->IsEmpty() )
        return; // nothing to do

    if ( IsFrozen() || !IsShown() )
    {
        // nothing to do if the window is frozen or hidden; clear the queue
        // and return (note that it's OK to clear the queue even if the window
        // is frozen, because Thaw() calls Refresh()):
        m_toPaint->Clear();
        return;
    }

    const wxDfbQueuedPaintRequestsList& requests = m_toPaint->GetRequests();

    // process queued paint requests:
    wxRect winRect(wxPoint(0, 0), GetSize());
    wxRect paintedRect;

    // important note: all DCs created from now until m_isPainting is reset to
    // false will not update the front buffer as this flag indicates that we'll
    // blit the entire back buffer to front soon
    m_isPainting = true;

    size_t cnt = requests.size();
    wxLogTrace(TRACE_PAINT, _T("%p ('%s'): processing %i paint requests"),
               this, GetName().c_str(), cnt);

    for ( size_t i = 0; i < cnt; ++i )
    {
        const wxDfbPaintRequest& request = *requests[i];

        wxRect clipped(request.m_rect);
        clipped.Intersect(winRect);
        if ( clipped.IsEmpty() )
            continue; // nothing to refresh

        wxLogTrace(TRACE_PAINT,
                   _T("%p ('%s'): processing paint request [%i,%i,%i,%i]"),
                   this, GetName().c_str(),
                   clipped.x, clipped.y, clipped.GetRight(), clipped.GetBottom());

        PaintWindow(clipped);

        // remember rectangle covering all repainted areas:
        if ( paintedRect.IsEmpty() )
            paintedRect = clipped;
        else
            paintedRect.Union(clipped);
    }

    m_isPainting = false;

    m_toPaint->Clear();

    if ( paintedRect.IsEmpty() )
        return; // no painting occurred, no need to flip

    // Flip the surface to make the changes visible. Note that the rectangle we
    // flip is *superset* of the union of repainted rectangles (created as
    // "rectangles union" by wxRect::Union) and so some parts of the back
    // buffer that we didn't touch in this HandleQueuedPaintRequests call will
    // be copied to the front buffer as well. This is safe/correct thing to do
    // *only* because wx always use wxIDirectFBSurface::FlipToFront() and so
    // the back and front buffers contain the same data.
    //
    // Note that we do _not_ split m_toPaint into disjoint rectangles and
    // do FlipToFront() for each of them, because that could result in visible
    // updating of the screen; instead, we prefer to flip everything at once.

    DFBRegion r = {paintedRect.GetLeft(), paintedRect.GetTop(),
                   paintedRect.GetRight(), paintedRect.GetBottom()};
    DFBRegion *rptr = (winRect == paintedRect) ? NULL : &r;

    GetDfbSurface()->FlipToFront(rptr);

    wxLogTrace(TRACE_PAINT,
               _T("%p ('%s'): flipped surface: [%i,%i,%i,%i]"),
               this, GetName().c_str(),
               paintedRect.x, paintedRect.y,
               paintedRect.GetRight(), paintedRect.GetBottom());
}

void wxTopLevelWindowDFB::DoRefreshRect(const wxRect& rect)
{
    // don't overlap outside of the window (NB: 'rect' is in window coords):
    wxRect r(rect);
    r.Intersect(wxRect(GetSize()));
    if ( r.IsEmpty() )
        return;

    wxLogTrace(TRACE_PAINT,
               _T("%p ('%s'): [TLW] refresh rect [%i,%i,%i,%i]"),
               this, GetName().c_str(),
               rect.x, rect.y, rect.GetRight(), rect.GetBottom());

    // defer painting until idle time or until Update() is called:
    m_toPaint->Add(rect);
}

void wxTopLevelWindowDFB::Update()
{
    HandleQueuedPaintRequests();
}

// ---------------------------------------------------------------------------
// events handling
// ---------------------------------------------------------------------------

void wxTopLevelWindowDFB::SetDfbFocus()
{
    wxCHECK_RET( IsShown(), _T("cannot set focus to hidden window") );
    wxASSERT_MSG( FindFocus() && FindFocus()->GetTLW() == this,
                  _T("setting DirectFB focus to unexpected window") );

    GetDirectFBWindow()->RequestFocus();
}

/* static */
void wxTopLevelWindowDFB::HandleDFBWindowEvent(const wxDFBWindowEvent& event_)
{
    const DFBWindowEvent& event = event_;

    if ( gs_dfbWindowsMap.find(event.window_id) == gs_dfbWindowsMap.end() )
    {
        wxLogTrace(TRACE_EVENTS,
                   _T("received event for unknown DirectFB window, ignoring"));
        return;
    }

    wxTopLevelWindowDFB *tlw = gs_dfbWindowsMap[event.window_id];
    wxWindow *recipient = NULL;
    void (wxWindow::*handlerFunc)(const wxDFBWindowEvent&) = NULL;

    switch ( event.type )
    {
        case DWET_KEYDOWN:
        case DWET_KEYUP:
        {
            recipient = wxWindow::FindFocus();
            handlerFunc = &wxWindowDFB::HandleKeyEvent;
            break;
        }

        case DWET_NONE:
        case DWET_ALL:
        {
            wxFAIL_MSG( _T("invalid event type") );
            break;
        }
    }

    if ( !recipient )
    {
        wxLogTrace(TRACE_EVENTS, _T("ignoring event: no recipient window"));
        return;
    }

    wxCHECK_RET( recipient && recipient->GetTLW() == tlw,
                 _T("event recipient not in TLW which received the event") );

    // process the event:
    (recipient->*handlerFunc)(event_);
}

// ---------------------------------------------------------------------------
// idle events processing
// ---------------------------------------------------------------------------

void wxTopLevelWindowDFB::OnInternalIdle()
{
    wxTopLevelWindowBase::OnInternalIdle();
    HandleQueuedPaintRequests();
}
Commit	Line	Data
b3c86150 VS	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: src/dfb/toplevel.cpp
	3	// Purpose: Top level window, abstraction of wxFrame and wxDialog
	4	// Author: Vaclav Slavik
	5	// Created: 2006-08-10
	6	// RCS-ID: $Id$
	7	// Copyright: (c) 2006 REA Elektronik GmbH
	8	// Licence: wxWindows licence
	9	/////////////////////////////////////////////////////////////////////////////
	10
	11	// For compilers that support precompilation, includes "wx.h".
	12	#include "wx/wxprec.h"
	13
	14	#include "wx/toplevel.h"
	15
	16	#ifndef WX_PRECOMP
	17	#include "wx/app.h"
	18	#include "wx/dynarray.h"
	19	#endif // WX_PRECOMP
	20
	21	#include "wx/hashmap.h"
	22	#include "wx/evtloop.h"
	23	#include "wx/dfb/private.h"
	24
	25	#define TRACE_EVENTS _T("events")
	26	#define TRACE_PAINT _T("paint")
	27
	28	// ============================================================================
	29	// globals
	30	// ============================================================================
	31
	32	// mapping of DirectFB windows to wxTLWs:
	33	WX_DECLARE_HASH_MAP(DFBWindowID, wxTopLevelWindowDFB*,
	34	wxIntegerHash, wxIntegerEqual,
	35	wxDfbWindowsMap);
	36	static wxDfbWindowsMap gs_dfbWindowsMap;
	37
	38	// ============================================================================
	39	// helpers
	40	// ============================================================================
	41
	42	struct wxDfbPaintRequest
	43	{
20671963 VS	44	wxDfbPaintRequest(const wxRect& rect) : m_rect(rect) {}
20671963 VS	45	wxDfbPaintRequest(const wxDfbPaintRequest& r) : m_rect(r.m_rect) {}
b3c86150 VS	46
b3c86150 VS	47	wxRect m_rect;
b3c86150 VS	48	};
b3c86150 VS	49
14ac4e3a VS	50	WX_DEFINE_ARRAY_PTR(wxDfbPaintRequest*, wxDfbQueuedPaintRequestsList);
	51
	52	// Queue of paint requests
	53	class wxDfbQueuedPaintRequests
	54	{
	55	public:
	56	~wxDfbQueuedPaintRequests() { Clear(); }
	57
	58	// Adds paint request to the queue
20671963 VS	59	void Add(const wxRect& rect)
20671963 VS	60	{ m_queue.push_back(new wxDfbPaintRequest(rect)); }
14ac4e3a VS	61
	62	// Is the queue empty?
	63	bool IsEmpty() const { return m_queue.empty(); }
	64
	65	// Empties the queue
	66	void Clear() { WX_CLEAR_ARRAY(m_queue); }
	67
	68	// Gets requests in the queue
	69	const wxDfbQueuedPaintRequestsList& GetRequests() const { return m_queue; }
	70
	71	private:
	72	wxDfbQueuedPaintRequestsList m_queue;
	73	};
b3c86150 VS	74
	75	// ============================================================================
	76	// wxTopLevelWindowDFB
	77	// ============================================================================
	78
	79	// ----------------------------------------------------------------------------
	80	// creation & destruction
	81	// ----------------------------------------------------------------------------
	82
	83	void wxTopLevelWindowDFB::Init()
	84	{
	85	m_isShown = false;
	86	m_isMaximized = false;
	87	m_fsIsShowing = false;
	88	m_sizeSet = false;
	89	m_opacity = 255;
	90	m_toPaint = new wxDfbQueuedPaintRequests;
20671963	91	m_isPainting = false;
b3c86150 VS	92	}
	93
	94	bool wxTopLevelWindowDFB::Create(wxWindow *parent,
	95	wxWindowID id,
	96	const wxString& title,
	97	const wxPoint& posOrig,
	98	const wxSize& sizeOrig,
	99	long style,
	100	const wxString &name)
	101	{
	102	m_tlw = this;
	103
	104	// always create a frame of some reasonable, even if arbitrary, size (at
	105	// least for MSW compatibility)
	106	wxSize size(sizeOrig);
	107	if ( size.x == wxDefaultCoord \|\| size.y == wxDefaultCoord )
	108	{
	109	wxSize sizeDefault = GetDefaultSize();
	110	if ( size.x == wxDefaultCoord )
	111	size.x = sizeDefault.x;
	112	if ( size.y == wxDefaultCoord )
	113	size.y = sizeDefault.y;
	114	}
	115
	116	wxPoint pos(posOrig);
	117	if ( pos.x == wxDefaultCoord )
	118	pos.x = 0;
	119	if ( pos.y == wxDefaultCoord )
	120	pos.y = 0;
	121
	122	// create DirectFB window:
a5b31f4e	123	wxIDirectFBDisplayLayerPtr layer(wxIDirectFB::Get()->GetDisplayLayer());
b3c86150 VS	124	wxCHECK_MSG( layer, false, _T("no display layer") );
	125
	126	DFBWindowDescription desc;
	127	desc.flags = (DFBWindowDescriptionFlags)
	128	(DWDESC_CAPS \|
	129	DWDESC_WIDTH \| DWDESC_HEIGHT \| DWDESC_POSX \| DWDESC_POSY);
	130	desc.caps = DWCAPS_DOUBLEBUFFER;
	131	desc.posx = pos.x;
	132	desc.posy = pos.y;
	133	desc.width = size.x;
	134	desc.height = size.y;
52c8d32a VS	135	m_dfbwin = layer->CreateWindow(&desc);
52c8d32a VS	136	if ( !layer )
b3c86150 VS	137	return false;
	138
	139	// add the new TLW to DFBWindowID->wxTLW map:
	140	DFBWindowID winid;
52c8d32a	141	if ( !m_dfbwin->GetID(&winid) )
b3c86150 VS	142	return false;
	143	gs_dfbWindowsMap[winid] = this;
	144
	145	// TLWs are created initially hidden:
52c8d32a	146	if ( !m_dfbwin->SetOpacity(wxALPHA_TRANSPARENT) )
b3c86150 VS	147	return false;
b3c86150 VS	148
20671963 VS	149	if ( !wxWindow::Create(NULL, id, pos, size, style, name) )
20671963 VS	150	return false;
b3c86150 VS	151
	152	SetParent(parent);
	153	if ( parent )
	154	parent->AddChild(this);
	155
	156	wxTopLevelWindows.Append(this);
	157	m_title = title;
	158
	159	if ( style & (wxSTAY_ON_TOP \| wxPOPUP_WINDOW) )
	160	{
52c8d32a	161	m_dfbwin->SetStackingClass(DWSC_UPPER);
b3c86150 VS	162	}
	163
	164	// direct events in this window to the global event buffer:
52c8d32a	165	m_dfbwin->AttachEventBuffer(wxEventLoop::GetDirectFBEventBuffer());
b3c86150 VS	166
	167	return true;
	168	}
	169
	170	wxTopLevelWindowDFB::~wxTopLevelWindowDFB()
	171	{
	172	m_isBeingDeleted = true;
	173
	174	wxTopLevelWindows.DeleteObject(this);
	175
	176	if ( wxTheApp->GetTopWindow() == this )
	177	wxTheApp->SetTopWindow(NULL);
	178
	179	if ( wxTopLevelWindows.empty() && wxTheApp->GetExitOnFrameDelete() )
	180	{
	181	wxTheApp->ExitMainLoop();
	182	}
	183
b3c86150 VS	184	wxDELETE(m_toPaint);
	185
	186	// remove the TLW from DFBWindowID->wxTLW map:
	187	DFBWindowID winid;
52c8d32a	188	if ( m_dfbwin->GetID(&winid) )
b3c86150 VS	189	gs_dfbWindowsMap.erase(winid);
	190	}
	191
	192	// ----------------------------------------------------------------------------
	193	// window size & position
	194	// ----------------------------------------------------------------------------
	195
	196	void wxTopLevelWindowDFB::DoGetPosition(int x, int y) const
	197	{
52c8d32a	198	m_dfbwin->GetPosition(x, y);
b3c86150 VS	199	}
	200
	201	void wxTopLevelWindowDFB::DoGetSize(int width, int height) const
	202	{
52c8d32a	203	m_dfbwin->GetSize(width, height);
b3c86150 VS	204	}
	205
	206	void wxTopLevelWindowDFB::DoMoveWindow(int x, int y, int width, int height)
	207	{
	208	wxPoint curpos = GetPosition();
	209	if ( curpos.x != x \|\| curpos.y != y )
	210	{
52c8d32a	211	m_dfbwin->MoveTo(x, y);
b3c86150 VS	212	}
	213
	214	wxSize cursize = GetSize();
	215	if ( cursize.x != width \|\| cursize.y != height )
	216	{
7807a2b4 VS	217	// changing window's size changes its surface:
	218	InvalidateDfbSurface();
	219
52c8d32a	220	m_dfbwin->Resize(width, height);
7807a2b4	221
b3c86150	222	// we must repaint the window after it changed size:
20671963 VS	223	if ( IsShown() )
20671963 VS	224	DoRefreshWindow();
b3c86150 VS	225	}
	226	}
	227
	228	// ----------------------------------------------------------------------------
	229	// showing and hiding
	230	// ----------------------------------------------------------------------------
	231
	232	#warning "FIXME: the rest of this file is almost same as for MGL, merge it"
	233	bool wxTopLevelWindowDFB::ShowFullScreen(bool show, long style)
	234	{
	235	if (show == m_fsIsShowing) return false; // return what?
	236
	237	m_fsIsShowing = show;
	238
	239	if (show)
	240	{
	241	m_fsSaveStyle = m_windowStyle;
	242	m_fsSaveFlag = style;
	243	GetPosition(&m_fsSaveFrame.x, &m_fsSaveFrame.y);
	244	GetSize(&m_fsSaveFrame.width, &m_fsSaveFrame.height);
	245
	246	if ( style & wxFULLSCREEN_NOCAPTION )
	247	m_windowStyle &= ~wxCAPTION;
	248	if ( style & wxFULLSCREEN_NOBORDER )
	249	m_windowStyle = wxSIMPLE_BORDER;
	250
	251	int x, y;
	252	wxDisplaySize(&x, &y);
	253	SetSize(0, 0, x, y);
	254	}
	255	else
	256	{
	257	m_windowStyle = m_fsSaveStyle;
	258	SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
	259	m_fsSaveFrame.width, m_fsSaveFrame.height);
	260	}
	261
	262	return true;
	263	}
	264
	265	bool wxTopLevelWindowDFB::Show(bool show)
	266	{
	267	if ( !wxTopLevelWindowBase::Show(show) )
	268	return false;
	269
	270	// hide/show the window by setting its opacity to 0/full:
52c8d32a	271	m_dfbwin->SetOpacity(show ? m_opacity : 0);
b3c86150 VS	272
	273	// If this is the first time Show was called, send size event,
	274	// so that the frame can adjust itself (think auto layout or single child)
	275	if ( !m_sizeSet )
	276	{
	277	m_sizeSet = true;
	278	wxSizeEvent event(GetSize(), GetId());
	279	event.SetEventObject(this);
	280	GetEventHandler()->ProcessEvent(event);
	281	}
	282
4ff28c37 VS	283	if ( show )
	284	{
	285	wxWindow *focused = wxWindow::FindFocus();
	286	if ( focused && focused->GetTLW() == this )
	287	{
	288	SetDfbFocus();
	289	}
	290	else if ( AcceptsFocus() )
	291	{
	292	// FIXME: we should probably always call SetDfbFocus instead
	293	// and call SetFocus() from wxActivateEvent/DWET_GOTFOCUS
	294	// handler
	295	SetFocus();
	296	}
	297	}
b3c86150 VS	298
	299	return true;
	300	}
	301
	302	bool wxTopLevelWindowDFB::SetTransparent(wxByte alpha)
	303	{
	304	if ( IsShown() )
	305	{
52c8d32a	306	if ( !m_dfbwin->SetOpacity(alpha) )
b3c86150 VS	307	return false;
	308	}
	309
	310	m_opacity = alpha;
	311	return true;
	312	}
	313
	314	// ----------------------------------------------------------------------------
	315	// maximize, minimize etc.
	316	// ----------------------------------------------------------------------------
	317
	318	void wxTopLevelWindowDFB::Maximize(bool maximize)
	319	{
	320	int x, y, w, h;
	321	wxClientDisplayRect(&x, &y, &w, &h);
	322
	323	if ( maximize && !m_isMaximized )
	324	{
	325	m_isMaximized = true;
	326
	327	GetPosition(&m_savedFrame.x, &m_savedFrame.y);
	328	GetSize(&m_savedFrame.width, &m_savedFrame.height);
	329
	330	SetSize(x, y, w, h);
	331	}
	332	else if ( !maximize && m_isMaximized )
	333	{
	334	m_isMaximized = false;
	335	SetSize(m_savedFrame.x, m_savedFrame.y,
	336	m_savedFrame.width, m_savedFrame.height);
	337	}
	338	}
	339
	340	bool wxTopLevelWindowDFB::IsMaximized() const
	341	{
	342	return m_isMaximized;
	343	}
	344
	345	void wxTopLevelWindowDFB::Restore()
	346	{
	347	if ( IsMaximized() )
	348	{
	349	Maximize(false);
	350	}
	351	}
	352
	353	void wxTopLevelWindowDFB::Iconize(bool WXUNUSED(iconize))
	354	{
	355	wxFAIL_MSG(wxT("Iconize not supported under wxDFB"));
	356	}
	357
	358	bool wxTopLevelWindowDFB::IsIconized() const
	359	{
	360	return false;
	361	}
	362
	363
	364	// ----------------------------------------------------------------------------
	365	// surfaces and painting
	366	// ----------------------------------------------------------------------------
	367
52c8d32a	368	wxIDirectFBSurfacePtr wxTopLevelWindowDFB::ObtainDfbSurface() const
b3c86150	369	{
52c8d32a	370	return m_dfbwin->GetSurface();
b3c86150 VS	371	}
	372
	373	void wxTopLevelWindowDFB::HandleQueuedPaintRequests()
	374	{
14ac4e3a	375	if ( m_toPaint->IsEmpty() )
b3c86150 VS	376	return; // nothing to do
b3c86150 VS	377
14ac4e3a VS	378	if ( IsFrozen() \|\| !IsShown() )
	379	{
	380	// nothing to do if the window is frozen or hidden; clear the queue
	381	// and return (note that it's OK to clear the queue even if the window
	382	// is frozen, because Thaw() calls Refresh()):
	383	m_toPaint->Clear();
	384	return;
	385	}
	386
	387	const wxDfbQueuedPaintRequestsList& requests = m_toPaint->GetRequests();
	388
b3c86150 VS	389	// process queued paint requests:
	390	wxRect winRect(wxPoint(0, 0), GetSize());
	391	wxRect paintedRect;
	392
20671963 VS	393	// important note: all DCs created from now until m_isPainting is reset to
	394	// false will not update the front buffer as this flag indicates that we'll
	395	// blit the entire back buffer to front soon
	396	m_isPainting = true;
	397
14ac4e3a	398	size_t cnt = requests.size();
20671963 VS	399	wxLogTrace(TRACE_PAINT, _T("%p ('%s'): processing %i paint requests"),
	400	this, GetName().c_str(), cnt);
	401
b3c86150 VS	402	for ( size_t i = 0; i < cnt; ++i )
b3c86150 VS	403	{
14ac4e3a	404	const wxDfbPaintRequest& request = *requests[i];
b3c86150 VS	405
b3c86150 VS	406	wxRect clipped(request.m_rect);
b3c86150 VS	407	clipped.Intersect(winRect);
	408	if ( clipped.IsEmpty() )
	409	continue; // nothing to refresh
	410
20671963 VS	411	wxLogTrace(TRACE_PAINT,
	412	_T("%p ('%s'): processing paint request [%i,%i,%i,%i]"),
	413	this, GetName().c_str(),
	414	clipped.x, clipped.y, clipped.GetRight(), clipped.GetBottom());
	415
	416	PaintWindow(clipped);
b3c86150 VS	417
	418	// remember rectangle covering all repainted areas:
	419	if ( paintedRect.IsEmpty() )
	420	paintedRect = clipped;
	421	else
	422	paintedRect.Union(clipped);
	423	}
	424
20671963 VS	425	m_isPainting = false;
20671963 VS	426
14ac4e3a	427	m_toPaint->Clear();
b3c86150 VS	428
	429	if ( paintedRect.IsEmpty() )
	430	return; // no painting occurred, no need to flip
	431
20671963 VS	432	// Flip the surface to make the changes visible. Note that the rectangle we
	433	// flip is superset of the union of repainted rectangles (created as
	434	// "rectangles union" by wxRect::Union) and so some parts of the back
	435	// buffer that we didn't touch in this HandleQueuedPaintRequests call will
	436	// be copied to the front buffer as well. This is safe/correct thing to do
	437	// only because wx always use wxIDirectFBSurface::FlipToFront() and so
	438	// the back and front buffers contain the same data.
	439	//
	440	// Note that we do _not_ split m_toPaint into disjoint rectangles and
	441	// do FlipToFront() for each of them, because that could result in visible
	442	// updating of the screen; instead, we prefer to flip everything at once.
	443
b3c86150 VS	444	DFBRegion r = {paintedRect.GetLeft(), paintedRect.GetTop(),
	445	paintedRect.GetRight(), paintedRect.GetBottom()};
	446	DFBRegion *rptr = (winRect == paintedRect) ? NULL : &r;
	447
20671963 VS	448	GetDfbSurface()->FlipToFront(rptr);
	449
	450	wxLogTrace(TRACE_PAINT,
	451	_T("%p ('%s'): flipped surface: [%i,%i,%i,%i]"),
	452	this, GetName().c_str(),
	453	paintedRect.x, paintedRect.y,
	454	paintedRect.GetRight(), paintedRect.GetBottom());
b3c86150 VS	455	}
b3c86150 VS	456
20671963	457	void wxTopLevelWindowDFB::DoRefreshRect(const wxRect& rect)
b3c86150	458	{
bb78b682 VS	459	// don't overlap outside of the window (NB: 'rect' is in window coords):
	460	wxRect r(rect);
	461	r.Intersect(wxRect(GetSize()));
	462	if ( r.IsEmpty() )
	463	return;
20671963 VS	464
	465	wxLogTrace(TRACE_PAINT,
	466	_T("%p ('%s'): [TLW] refresh rect [%i,%i,%i,%i]"),
	467	this, GetName().c_str(),
	468	rect.x, rect.y, rect.GetRight(), rect.GetBottom());
	469
14ac4e3a	470	// defer painting until idle time or until Update() is called:
20671963	471	m_toPaint->Add(rect);
b3c86150 VS	472	}
	473
	474	void wxTopLevelWindowDFB::Update()
	475	{
	476	HandleQueuedPaintRequests();
	477	}
	478
	479	// ---------------------------------------------------------------------------
	480	// events handling
	481	// ---------------------------------------------------------------------------
	482
4ff28c37 VS	483	void wxTopLevelWindowDFB::SetDfbFocus()
	484	{
	485	wxCHECK_RET( IsShown(), _T("cannot set focus to hidden window") );
	486	wxASSERT_MSG( FindFocus() && FindFocus()->GetTLW() == this,
	487	_T("setting DirectFB focus to unexpected window") );
	488
	489	GetDirectFBWindow()->RequestFocus();
	490	}
	491
b3c86150 VS	492	/* static */
	493	void wxTopLevelWindowDFB::HandleDFBWindowEvent(const wxDFBWindowEvent& event_)
	494	{
	495	const DFBWindowEvent& event = event_;
	496
	497	if ( gs_dfbWindowsMap.find(event.window_id) == gs_dfbWindowsMap.end() )
	498	{
	499	wxLogTrace(TRACE_EVENTS,
	500	_T("received event for unknown DirectFB window, ignoring"));
	501	return;
	502	}
	503
	504	wxTopLevelWindowDFB *tlw = gs_dfbWindowsMap[event.window_id];
	505	wxWindow *recipient = NULL;
	506	void (wxWindow::*handlerFunc)(const wxDFBWindowEvent&) = NULL;
	507
	508	switch ( event.type )
	509	{
	510	case DWET_KEYDOWN:
	511	case DWET_KEYUP:
	512	{
	513	recipient = wxWindow::FindFocus();
	514	handlerFunc = &wxWindowDFB::HandleKeyEvent;
	515	break;
	516	}
	517
	518	case DWET_NONE:
	519	case DWET_ALL:
	520	{
	521	wxFAIL_MSG( _T("invalid event type") );
	522	break;
	523	}
	524	}
	525
	526	if ( !recipient )
	527	{
	528	wxLogTrace(TRACE_EVENTS, _T("ignoring event: no recipient window"));
	529	return;
	530	}
	531
	532	wxCHECK_RET( recipient && recipient->GetTLW() == tlw,
	533	_T("event recipient not in TLW which received the event") );
	534
	535	// process the event:
	536	(recipient->*handlerFunc)(event_);
	537	}
	538
	539	// ---------------------------------------------------------------------------
	540	// idle events processing
	541	// ---------------------------------------------------------------------------
	542
	543	void wxTopLevelWindowDFB::OnInternalIdle()
	544	{
	545	wxTopLevelWindowBase::OnInternalIdle();
	546	HandleQueuedPaintRequests();
	547	}