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SalFrame Handle* methods can return bool

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Change-Id: Ia28463e1c83aa496e8c389d1614f9b8a78100994
Reviewed-on: https://gerrit.libreoffice.org/41209
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
This commit is contained in:
Noel Grandin
2017-08-16 13:31:50 +02:00
parent 963ebd4f5e
commit 2bb282656a
5 changed files with 66 additions and 68 deletions
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4
vcl/inc/salframe.hxx
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@@ -272,8 +272,8 @@ public:
// Call the callback set; this sometimes necessary for implementation classes
// that should not know more than necessary about the SalFrame implementation
// (e.g. input methods, printer update handlers).
long CallCallback( SalEvent nEvent, const void* pEvent ) const
{ return m_pProc ? long(m_pProc( m_pWindow, nEvent, pEvent )) : 0; }
bool CallCallback( SalEvent nEvent, const void* pEvent ) const
{ return m_pProc && m_pProc( m_pWindow, nEvent, pEvent ); }
};
#ifdef _WIN32

2
vcl/inc/unx/gtk/gtkframe.hxx
View File

@@ -546,7 +546,7 @@ public:
//to GtkData to rethrow them after the gsignal is processed when its safe
//to do so again in our own code after the g_main_context_iteration call
//which triggers the gsignals.
long CallCallbackExc(SalEvent nEvent, const void* pEvent) const;
bool CallCallbackExc(SalEvent nEvent, const void* pEvent) const;
static void KeyCodeToGdkKey(const vcl::KeyCode& rKeyCode,

18
vcl/inc/unx/salframe.h
View File

@@ -146,14 +146,14 @@ class VCLPLUG_GEN_PUBLIC X11SalFrame : public SalFrame, public NativeWindowHandl
void RestackChildren( ::Window* pTopLevelWindows, int nTopLevelWindows );
void RestackChildren();
long HandleKeyEvent ( XKeyEvent *pEvent );
long HandleMouseEvent ( XEvent *pEvent );
long HandleFocusEvent ( XFocusChangeEvent const *pEvent );
long HandleExposeEvent ( XEvent *pEvent );
long HandleSizeEvent ( XConfigureEvent *pEvent );
long HandleStateEvent ( XPropertyEvent *pEvent );
long HandleReparentEvent ( XReparentEvent *pEvent );
long HandleClientMessage ( XClientMessageEvent*pEvent );
bool HandleKeyEvent ( XKeyEvent *pEvent );
bool HandleMouseEvent ( XEvent *pEvent );
bool HandleFocusEvent ( XFocusChangeEvent const *pEvent );
bool HandleExposeEvent ( XEvent *pEvent );
bool HandleSizeEvent ( XConfigureEvent *pEvent );
bool HandleStateEvent ( XPropertyEvent *pEvent );
bool HandleReparentEvent ( XReparentEvent *pEvent );
bool HandleClientMessage ( XClientMessageEvent*pEvent );
DECL_LINK( HandleAlwaysOnTopRaise, Timer*, void );
@@ -168,7 +168,7 @@ public:
X11SalFrame( SalFrame* pParent, SalFrameStyleFlags nSalFrameStyle, SystemParentData* pSystemParent = nullptr );
virtual ~X11SalFrame() override;
long Dispatch( XEvent *pEvent );
bool Dispatch( XEvent *pEvent );
void Init( SalFrameStyleFlags nSalFrameStyle, SalX11Screen nScreen,
SystemParentData* pParentData, bool bUseGeometry = false );

106
vcl/unx/generic/window/salframe.cxx
View File

@@ -2624,14 +2624,14 @@ Bool compressWheelEvents( Display*, XEvent* event, XPointer p )
} // namespace
long X11SalFrame::HandleMouseEvent( XEvent *pEvent )
bool X11SalFrame::HandleMouseEvent( XEvent *pEvent )
{
SalMouseEvent aMouseEvt = {0, 0, 0, 0, 0};
SalEvent nEvent = SalEvent::NONE;
bool bClosePopups = false;
if( nVisibleFloats && pEvent->type == EnterNotify )
return 0;
return false;
if( LeaveNotify == pEvent->type || EnterNotify == pEvent->type )
{
@@ -2650,7 +2650,7 @@ long X11SalFrame::HandleMouseEvent( XEvent *pEvent )
* hopefully this workaround will not break anything.
*/
if( pEvent->xcrossing.mode == NotifyGrab || pEvent->xcrossing.mode == NotifyUngrab )
return 0;
return false;
aMouseEvt.mnX = pEvent->xcrossing.x;
aMouseEvt.mnY = pEvent->xcrossing.y;
@@ -2797,7 +2797,7 @@ long X11SalFrame::HandleMouseEvent( XEvent *pEvent )
pEvent->xbutton.button == Button7 );
if( pEvent->type == ButtonRelease )
return 0;
return false;
static sal_uLong nLines = 0;
if( ! nLines )
@@ -2836,7 +2836,7 @@ long X11SalFrame::HandleMouseEvent( XEvent *pEvent )
}
}
int nRet = 0;
bool nRet = false;
if( nEvent == SalEvent::MouseLeave
|| ( aMouseEvt.mnX < nWidth_ && aMouseEvt.mnX > -1 &&
aMouseEvt.mnY < nHeight_ && aMouseEvt.mnY > -1 )
@@ -2973,7 +2973,7 @@ bool X11SalFrame::endUnicodeSequence()
return bWasInput;
}
long X11SalFrame::HandleKeyEvent( XKeyEvent *pEvent )
bool X11SalFrame::HandleKeyEvent( XKeyEvent *pEvent )
{
if( pEvent->type == KeyRelease )
{
@@ -3032,7 +3032,7 @@ long X11SalFrame::HandleKeyEvent( XKeyEvent *pEvent )
}
}
if( ignore ) // This autorepeating keyrelease is followed by another keypress.
return 0;
return false;
}
KeySym nKeySym;
@@ -3065,12 +3065,12 @@ long X11SalFrame::HandleKeyEvent( XKeyEvent *pEvent )
{
// fallback, this should never ever be called
Status nStatus = 0;
nKeySym = pDisplay_->GetKeySym( pEvent, pPrintable, &nLen, &nUnmodifiedKeySym, &nStatus );
}
nKeySym = pDisplay_->GetKeySym( pEvent, pPrintable, &nLen, &nUnmodifiedKeySym, &nStatus );
}
SalKeyEvent aKeyEvt;
sal_uInt16 nKeyCode;
sal_uInt16 nModCode = 0;
sal_uInt16 nKeyCode;
sal_uInt16 nModCode = 0;
char aDummy;
if( pEvent->state & ShiftMask )
@@ -3087,7 +3087,7 @@ long X11SalFrame::HandleKeyEvent( XKeyEvent *pEvent )
|| nKeySym == XK_Control_L || nKeySym == XK_Control_R
|| nKeySym == XK_Alt_L || nKeySym == XK_Alt_R
|| nKeySym == XK_Meta_L || nKeySym == XK_Meta_R
|| nKeySym == XK_Super_L || nKeySym == XK_Super_R )
|| nKeySym == XK_Super_L || nKeySym == XK_Super_R )
{
SalKeyModEvent aModEvt;
aModEvt.mbDown = false; // auto-accelerator feature not supported here.
@@ -3158,9 +3158,7 @@ long X11SalFrame::HandleKeyEvent( XKeyEvent *pEvent )
aModEvt.mnCode = nModCode;
int nRet = CallCallback( SalEvent::KeyModChange, &aModEvt );
return nRet;
return CallCallback( SalEvent::KeyModChange, &aModEvt );
}
mbSendExtKeyModChange = false;
@@ -3185,7 +3183,7 @@ long X11SalFrame::HandleKeyEvent( XKeyEvent *pEvent )
nKeyString = KeysymToUnicode (nKeySym);
// if we have nothing we give up
if( !nKeyCode && !nLen && !nKeyString)
return 0;
return false;
vcl::DeletionListener aDeleteWatch( this );
@@ -3195,24 +3193,24 @@ long X11SalFrame::HandleKeyEvent( XKeyEvent *pEvent )
if( nSeqKeyCode == KEY_U )
{
beginUnicodeSequence();
return 1;
return true;
}
else if( nSeqKeyCode >= KEY_0 && nSeqKeyCode <= KEY_9 )
{
if( appendUnicodeSequence( u'0' + sal_Unicode(nSeqKeyCode - KEY_0) ) )
return 1;
return true;
}
else if( nSeqKeyCode >= KEY_A && nSeqKeyCode <= KEY_F )
{
if( appendUnicodeSequence( u'a' + sal_Unicode(nSeqKeyCode - KEY_A) ) )
return 1;
return true;
}
else
endUnicodeSequence();
}
if( aDeleteWatch.isDeleted() )
return 0;
return false;
rtl_TextEncoding nEncoding = osl_getThreadTextEncoding();
@@ -3311,14 +3309,14 @@ long X11SalFrame::HandleKeyEvent( XKeyEvent *pEvent )
}
free (pBuffer);
return True;
return true;
}
long X11SalFrame::HandleFocusEvent( XFocusChangeEvent const *pEvent )
bool X11SalFrame::HandleFocusEvent( XFocusChangeEvent const *pEvent )
{
// ReflectionX in Windows mode changes focus while mouse is grabbed
if( nVisibleFloats > 0 && GetDisplay()->getWMAdaptor()->getWindowManagerName() == "ReflectionX Windows" )
return 1;
return true;
/* ignore focusout resulting from keyboard grabs
* we do not grab it and are not interested when
@@ -3350,7 +3348,7 @@ long X11SalFrame::HandleFocusEvent( XFocusChangeEvent const *pEvent )
)
{
if( hPresentationWindow != None && hPresentationWindow != GetShellWindow() )
return 0;
return false;
if( FocusIn == pEvent->type )
{
@@ -3358,7 +3356,7 @@ long X11SalFrame::HandleFocusEvent( XFocusChangeEvent const *pEvent )
mbInputFocus = True;
ImplSVData* pSVData = ImplGetSVData();
long nRet = CallCallback( SalEvent::GetFocus, nullptr );
bool nRet = CallCallback( SalEvent::GetFocus, nullptr );
if ((mpParent != nullptr && nStyle_ == SalFrameStyleFlags::NONE)
&& pSVData->maWinData.mpFirstFloat )
{
@@ -3377,13 +3375,13 @@ long X11SalFrame::HandleFocusEvent( XFocusChangeEvent const *pEvent )
}
}
return 0;
return false;
}
long X11SalFrame::HandleExposeEvent( XEvent *pEvent )
bool X11SalFrame::HandleExposeEvent( XEvent *pEvent )
{
XRectangle aRect = { 0, 0, 0, 0 };
sal_uInt16 nCount = 0;
sal_uInt16 nCount = 0;
if( pEvent->type == Expose )
{
@@ -3414,14 +3412,14 @@ long X11SalFrame::HandleExposeEvent( XEvent *pEvent )
if( nCount )
// wait for last expose rectangle, do not wait for resize timer
// if a completed graphics expose sequence is available
return 1;
return true;
SalPaintEvent aPEvt( maPaintRegion.Left(), maPaintRegion.Top(), maPaintRegion.GetWidth(), maPaintRegion.GetHeight() );
CallCallback( SalEvent::Paint, &aPEvt );
CallCallback( SalEvent::Paint, &aPEvt );
maPaintRegion = tools::Rectangle();
return 1;
return true;
}
void X11SalFrame::RestackChildren( ::Window* pTopLevelWindows, int nTopLevelWindows )
@@ -3509,7 +3507,7 @@ void X11SalFrame::setPendingSizeEvent()
mPendingSizeEvent = true;
}
long X11SalFrame::HandleSizeEvent( XConfigureEvent *pEvent )
bool X11SalFrame::HandleSizeEvent( XConfigureEvent *pEvent )
{
// NOTE: if you add more tests in this function, make sure to update size_event_predicate()
// so that it finds exactly the same events
@@ -3521,14 +3519,14 @@ long X11SalFrame::HandleSizeEvent( XConfigureEvent *pEvent )
)
{
// could be as well a sys-child window (aka SalObject)
return 1;
return true;
}
if( ( nStyle_ & SalFrameStyleFlags::PLUG ) && pEvent->window == GetShellWindow() )
{
// just update the children's positions
RestackChildren();
return 1;
return true;
}
if( pEvent->window == GetForeignParent() )
@@ -3553,7 +3551,7 @@ long X11SalFrame::HandleSizeEvent( XConfigureEvent *pEvent )
maGeometry.nY = pEvent->y;
CallCallback( SalEvent::Move, nullptr );
}
return 1;
return true;
}
// check size hints in first time SalFrame::Show
@@ -3568,7 +3566,7 @@ long X11SalFrame::HandleSizeEvent( XConfigureEvent *pEvent )
XEvent dummy;
XCheckIfEvent( GetXDisplay(), &dummy, size_event_predicate, reinterpret_cast< XPointer >( this ));
if( mPendingSizeEvent )
return 1;
return true;
nWidth_ = pEvent->width;
nHeight_ = pEvent->height;
@@ -3592,7 +3590,7 @@ long X11SalFrame::HandleSizeEvent( XConfigureEvent *pEvent )
else if( bMoved && bSized )
CallCallback( SalEvent::MoveResize, nullptr );
return 1;
return true;
}
IMPL_LINK_NOARG(X11SalFrame, HandleAlwaysOnTopRaise, Timer *, void)
@@ -3601,7 +3599,7 @@ IMPL_LINK_NOARG(X11SalFrame, HandleAlwaysOnTopRaise, Timer *, void)
ToTop( SalFrameToTop::NONE );
}
long X11SalFrame::HandleReparentEvent( XReparentEvent *pEvent )
bool X11SalFrame::HandleReparentEvent( XReparentEvent *pEvent )
{
Display *pDisplay = pEvent->display;
::Window hWM_Parent;
@@ -3668,7 +3666,7 @@ long X11SalFrame::HandleReparentEvent( XReparentEvent *pEvent )
aPresentationReparentList.remove( GetStackingWindow() );
mhStackingWindow = None;
GetGenericData()->ErrorTrapPop();
return 0;
return false;
}
/*
@@ -3782,10 +3780,10 @@ long X11SalFrame::HandleReparentEvent( XReparentEvent *pEvent )
GetGenericData()->ErrorTrapPop();
return 1;
return true;
}
long X11SalFrame::HandleStateEvent( XPropertyEvent *pEvent )
bool X11SalFrame::HandleStateEvent( XPropertyEvent *pEvent )
{
Atom actual_type;
int actual_format;
@@ -3806,7 +3804,7 @@ long X11SalFrame::HandleStateEvent( XPropertyEvent *pEvent )
&prop )
|| ! prop
)
return 0;
return false;
DBG_ASSERT( actual_type == pEvent->atom
&& 32 == actual_format
@@ -3819,10 +3817,10 @@ long X11SalFrame::HandleStateEvent( XPropertyEvent *pEvent )
nShowState_ = SHOWSTATE_MINIMIZED;
XFree( prop );
return 1;
return true;
}
long X11SalFrame::HandleClientMessage( XClientMessageEvent *pEvent )
bool X11SalFrame::HandleClientMessage( XClientMessageEvent *pEvent )
{
const WMAdaptor& rWMAdaptor( *pDisplay_->getWMAdaptor() );
@@ -3830,14 +3828,14 @@ long X11SalFrame::HandleClientMessage( XClientMessageEvent *pEvent )
if( pEvent->message_type == rWMAdaptor.getAtom( WMAdaptor::SAL_EXTTEXTEVENT ) )
{
HandleExtTextEvent (pEvent);
return 1;
return true;
}
#endif
else if( pEvent->message_type == rWMAdaptor.getAtom( WMAdaptor::SAL_QUITEVENT ) )
{
SAL_WARN( "vcl", "X11SalFrame::Dispatch Quit" );
Close(); // ???
return 1;
return true;
}
else if( pEvent->message_type == rWMAdaptor.getAtom( WMAdaptor::WM_PROTOCOLS ) )
{
@@ -3850,7 +3848,7 @@ long X11SalFrame::HandleClientMessage( XClientMessageEvent *pEvent )
if( (Atom)pEvent->data.l[0] == rWMAdaptor.getAtom( WMAdaptor::WM_DELETE_WINDOW ) )
{
Close();
return 1;
return true;
}
else if( (Atom)pEvent->data.l[0] == rWMAdaptor.getAtom( WMAdaptor::WM_TAKE_FOCUS ) )
{
@@ -3880,12 +3878,12 @@ long X11SalFrame::HandleClientMessage( XClientMessageEvent *pEvent )
HandleFocusEvent( &aEvent );
}
}
return 0;
return false;
}
long X11SalFrame::Dispatch( XEvent *pEvent )
bool X11SalFrame::Dispatch( XEvent *pEvent )
{
long nRet = 0;
bool nRet = false;
if( -1 == nCaptured_ )
{
@@ -3952,7 +3950,7 @@ long X11SalFrame::Dispatch( XEvent *pEvent )
}
bMapped_ = true;
bViewable_ = true;
nRet = 1;
nRet = true;
if ( mpInputContext != nullptr )
mpInputContext->Map( this );
CallCallback( SalEvent::Resize, nullptr );
@@ -4011,7 +4009,7 @@ long X11SalFrame::Dispatch( XEvent *pEvent )
{
bMapped_ = false;
bViewable_ = false;
nRet = 1;
nRet = true;
if ( mpInputContext != nullptr )
mpInputContext->Unmap( this );
CallCallback( SalEvent::Resize, nullptr );
@@ -4026,7 +4024,7 @@ long X11SalFrame::Dispatch( XEvent *pEvent )
case VisibilityNotify:
nVisibility_ = pEvent->xvisibility.state;
nRet = 1;
nRet = true;
if( bAlwaysOnTop_
&& bMapped_
&& ! GetDisplay()->getWMAdaptor()->isAlwaysOnTopOK()
@@ -4042,7 +4040,7 @@ long X11SalFrame::Dispatch( XEvent *pEvent )
break;
case ColormapNotify:
nRet = 0;
nRet = false;
break;
case PropertyNotify:

4
vcl/unx/gtk3/gtk3gtkframe.cxx
View File

@@ -4332,9 +4332,9 @@ void GtkSalFrame::signalDragDataGet(GtkWidget* /*widget*/, GdkDragContext* /*con
pThis->m_pDragSource->dragDataGet(data, info);
}
long GtkSalFrame::CallCallbackExc(SalEvent nEvent, const void* pEvent) const
bool GtkSalFrame::CallCallbackExc(SalEvent nEvent, const void* pEvent) const
{
long nRet = 0;
bool nRet = false;
try
{
nRet = CallCallback(nEvent, pEvent);