///////////////////////////////////////////////////////////////////////////////
-// Name: dnd.cpp
+// Name: src/mac/carbon/dnd.cpp
// Purpose: wxDropTarget, wxDropSource implementations
// Author: Stefan Csomor
// Modified by:
#if wxUSE_DRAG_AND_DROP
#include "wx/dnd.h"
-#include "wx/window.h"
-#include "wx/toplevel.h"
-#include "wx/app.h"
-#include "wx/gdicmn.h"
-#include "wx/mac/private.h"
-#ifndef __DARWIN__
- #include <Scrap.h>
-#endif
+#ifndef WX_PRECOMP
+ #include "wx/app.h"
+ #include "wx/toplevel.h"
+ #include "wx/gdicmn.h"
+#endif // WX_PRECOMP
+#include "wx/mac/private.h"
// ----------------------------------------------------------------------------
// globals
wxWindow *m_currentTargetWindow;
wxDropTarget *m_currentTarget;
wxDropSource *m_currentSource;
-}
-MacTrackingGlobals;
+ wxDragResult m_result;
+ int m_flags;
+} MacTrackingGlobals;
MacTrackingGlobals gTrackingGlobals;
bool wxDropTarget::CurrentDragHasSupportedFormat()
{
bool supported = false;
+ if (m_dataObject == NULL)
+ return false;
if ( gTrackingGlobals.m_currentSource != NULL )
{
if ( !supported )
{
- UInt16 items;
- OSErr result;
- ItemReference theItem;
- FlavorType theType;
- UInt16 flavors = 0;
-
- CountDragItems( (DragReference)m_currentDrag, &items );
- for (UInt16 index = 1; index <= items && !supported; ++index)
- {
- flavors = 0;
- GetDragItemReferenceNumber( (DragReference)m_currentDrag, index, &theItem );
- CountDragItemFlavors( (DragReference)m_currentDrag, theItem, &flavors );
+ PasteboardRef pasteboard;
- for ( UInt16 flavor = 1; flavor <= flavors; ++flavor )
- {
- result = GetFlavorType( (DragReference)m_currentDrag, theItem, flavor, &theType );
- if ( m_dataObject->IsSupportedFormat( wxDataFormat( theType ) ) )
- {
- supported = true;
- break;
- }
- }
+ if ( GetDragPasteboard( (DragReference)m_currentDrag, &pasteboard ) == noErr )
+ {
+ supported = m_dataObject->HasDataInPasteboard( pasteboard );
}
}
if ( !transferred )
{
- UInt16 items;
- OSErr result;
- ItemReference theItem;
- FlavorType theType;
- FlavorFlags theFlags;
- UInt16 flavors;
- bool firstFileAdded = false;
-
- wxString filenamesPassed ;
-
- CountDragItems( (DragReference)m_currentDrag, &items );
- for (UInt16 index = 1; index <= items; ++index)
- {
- flavors = 0;
- GetDragItemReferenceNumber( (DragReference)m_currentDrag, index, &theItem );
- CountDragItemFlavors( (DragReference)m_currentDrag, theItem, &flavors );
- wxDataFormat preferredFormat = m_dataObject->GetPreferredFormat( wxDataObject::Set );
- bool hasPreferredFormat = false;
-
- for ( UInt16 flavor = 1; flavor <= flavors; ++flavor )
- {
- result = GetFlavorType( (DragReference)m_currentDrag, theItem, flavor, &theType );
- wxDataFormat format( theType );
- if ( preferredFormat == format )
- {
- hasPreferredFormat = true;
- break;
- }
- }
-
- for ( UInt16 flavor = 1; flavor <= flavors; ++flavor )
- {
- result = GetFlavorType( (DragReference)m_currentDrag, theItem, flavor, &theType );
- wxDataFormat format( theType );
- if ( (hasPreferredFormat && format == preferredFormat)
- || (!hasPreferredFormat && m_dataObject->IsSupportedFormat( format )))
- {
- result = GetFlavorFlags( (DragReference)m_currentDrag, theItem, theType, &theFlags );
- if (result == noErr)
- {
- Size dataSize;
- Ptr theData;
-
- GetFlavorDataSize( (DragReference)m_currentDrag, theItem, theType, &dataSize );
- if ( theType == kScrapFlavorTypeText )
- {
- // this increment is only valid for allocating:
- // on the next GetFlavorData call it is reset again to the original value
- dataSize++;
- }
- else if ( theType == kScrapFlavorTypeUnicode )
- {
- // this increment is only valid for allocating:
- // on the next GetFlavorData call it is reset again to the original value
- dataSize++;
- dataSize++;
- }
-
- if (dataSize > 0)
- theData = new char[dataSize];
- else
- theData = NULL;
-
- GetFlavorData( (DragReference)m_currentDrag, theItem, theType, (void*) theData, &dataSize, 0L );
- switch (theType)
- {
- case kScrapFlavorTypeText:
- theData[dataSize] = 0;
- m_dataObject->SetData( wxDataFormat(wxDF_TEXT), dataSize, theData );
- break;
-
-#if wxUSE_UNICODE
- case kScrapFlavorTypeUnicode:
- theData[dataSize + 0] =
- theData[dataSize + 1] = 0;
- m_dataObject->SetData( wxDataFormat(wxDF_UNICODETEXT), dataSize, theData );
- break;
-#endif
+ PasteboardRef pasteboard;
- case kDragFlavorTypeHFS:
- {
- if (theData != NULL)
- {
- HFSFlavor* theFile = (HFSFlavor*) theData;
- wxString name = wxMacFSSpec2MacFilename( &theFile->fileSpec );
-
- if (!name.IsEmpty())
- filenamesPassed += name + wxT("\n");
- }
- }
- break;
-
- default:
- m_dataObject->SetData( format, dataSize, theData );
- break;
- }
-
- delete [] theData;
- }
- break;
- }
- }
- }
- if ( filenamesPassed.Len() > 0 )
+ if ( GetDragPasteboard( (DragReference)m_currentDrag, &pasteboard ) == noErr )
{
- wxCharBuffer buf = filenamesPassed.fn_str();
- m_dataObject->SetData( wxDataFormat( wxDF_FILENAME ) , strlen( buf ) , (const char*) buf );
+ transferred = m_dataObject->GetFromPasteboard( pasteboard );
}
}
- return true;
+ return transferred;
}
//-------------------------------------------------------------------------
{
}
+OSStatus wxMacPromiseKeeper(PasteboardRef WXUNUSED(inPasteboard),
+ PasteboardItemID WXUNUSED(inItem),
+ CFStringRef WXUNUSED(inFlavorType),
+ void * WXUNUSED(inContext))
+{
+ OSStatus err = noErr;
+
+ // we might add promises here later, inContext is the wxDropSource*
+
+ return err;
+}
+
wxDragResult wxDropSource::DoDragDrop(int flags)
{
wxASSERT_MSG( m_data, wxT("Drop source: no data") );
- if (!m_data)
- return (wxDragResult) wxDragNone;
- if (m_data->GetFormatCount() == 0)
- return (wxDragResult) wxDragNone;
+ if ((m_data == NULL) || (m_data->GetFormatCount() == 0))
+ return (wxDragResult)wxDragNone;
- OSStatus result;
DragReference theDrag;
RgnHandle dragRegion;
- if ((result = NewDrag(&theDrag)) != noErr)
- return wxDragNone;
+ OSStatus err = noErr;
+ PasteboardRef pasteboard;
// add data to drag
- size_t formatCount = m_data->GetFormatCount();
- wxDataFormat *formats = new wxDataFormat[formatCount];
- m_data->GetAllFormats( formats );
- ItemReference theItem = 1;
- for ( size_t i = 0; i < formatCount; ++i )
+ err = PasteboardCreate( kPasteboardUniqueName, &pasteboard );
+ if ( err != noErr )
+ return wxDragNone;
+
+ // we add a dummy promise keeper because of strange messages when linking against carbon debug
+ err = PasteboardSetPromiseKeeper( pasteboard, wxMacPromiseKeeper, this );
+ if ( err != noErr )
{
- size_t dataSize = m_data->GetDataSize( formats[i] );
- Ptr dataPtr = new char[dataSize];
- m_data->GetDataHere( formats[i], dataPtr );
- OSType type = formats[i].GetFormatId();
- if ( type == 'TEXT' || type == 'utxt' )
- {
- if ( dataSize > 0 )
- dataSize--;
- dataPtr[ dataSize ] = 0;
- if ( type == 'utxt' )
- {
- if ( dataSize > 0 )
- dataSize--;
- dataPtr[ dataSize ] = 0;
- }
+ CFRelease( pasteboard );
+ return wxDragNone;
+ }
- AddDragItemFlavor( theDrag, theItem, type, dataPtr, dataSize, 0 );
- }
- else if (type == kDragFlavorTypeHFS )
- {
- HFSFlavor theFlavor;
- OSErr err = noErr;
- CInfoPBRec cat;
-
- wxMacFilename2FSSpec( wxString( dataPtr, *wxConvCurrent ), &theFlavor.fileSpec );
-
- memset( &cat, 0, sizeof(cat) );
- cat.hFileInfo.ioNamePtr = theFlavor.fileSpec.name;
- cat.hFileInfo.ioVRefNum = theFlavor.fileSpec.vRefNum;
- cat.hFileInfo.ioDirID = theFlavor.fileSpec.parID;
- cat.hFileInfo.ioFDirIndex = 0;
- err = PBGetCatInfoSync( &cat );
- if (err == noErr)
- {
- theFlavor.fdFlags = cat.hFileInfo.ioFlFndrInfo.fdFlags;
- if (theFlavor.fileSpec.parID == fsRtParID)
- {
- theFlavor.fileCreator = 'MACS';
- theFlavor.fileType = 'disk';
- }
- else if ((cat.hFileInfo.ioFlAttrib & ioDirMask) != 0)
- {
- theFlavor.fileCreator = 'MACS';
- theFlavor.fileType = 'fold';
- }
- else
- {
- theFlavor.fileCreator = cat.hFileInfo.ioFlFndrInfo.fdCreator;
- theFlavor.fileType = cat.hFileInfo.ioFlFndrInfo.fdType;
- }
+ err = PasteboardClear( pasteboard );
+ if ( err != noErr )
+ {
+ CFRelease( pasteboard );
+ return wxDragNone;
+ }
+ PasteboardSynchronize( pasteboard );
- AddDragItemFlavor( theDrag, theItem, type, &theFlavor, sizeof(theFlavor), 0 );
- }
- }
- else
- {
- AddDragItemFlavor( theDrag, theItem, type, dataPtr, dataSize, 0 );
- }
+ m_data->AddToPasteboard( pasteboard, 1 );
- delete [] dataPtr;
+ if (NewDragWithPasteboard( pasteboard , &theDrag) != noErr)
+ {
+ CFRelease( pasteboard );
+ return wxDragNone;
}
- delete [] formats;
-
dragRegion = NewRgn();
RgnHandle tempRgn = NewRgn();
- EventRecord* ev = NULL;
-
-#if !TARGET_CARBON // TODO
- ev = (EventRecord*) wxTheApp->MacGetCurrentEvent();
-#else
EventRecord rec;
- ev = &rec;
- wxMacConvertEventToRecord( (EventRef) wxTheApp->MacGetCurrentEvent(), &rec );
-#endif
+ ConvertEventRefToEventRecord( (EventRef) wxTheApp->MacGetCurrentEvent(), &rec );
const short dragRegionOuterBoundary = 10;
const short dragRegionInnerBoundary = 9;
SetRectRgn(
dragRegion,
- ev->where.h - dragRegionOuterBoundary,
- ev->where.v - dragRegionOuterBoundary,
- ev->where.h + dragRegionOuterBoundary,
- ev->where.v + dragRegionOuterBoundary );
+ rec.where.h - dragRegionOuterBoundary,
+ rec.where.v - dragRegionOuterBoundary,
+ rec.where.h + dragRegionOuterBoundary,
+ rec.where.v + dragRegionOuterBoundary );
SetRectRgn(
tempRgn,
- ev->where.h - dragRegionInnerBoundary,
- ev->where.v - dragRegionInnerBoundary,
- ev->where.h + dragRegionInnerBoundary,
- ev->where.v + dragRegionInnerBoundary );
+ rec.where.h - dragRegionInnerBoundary,
+ rec.where.v - dragRegionInnerBoundary,
+ rec.where.h + dragRegionInnerBoundary,
+ rec.where.v + dragRegionInnerBoundary );
DiffRgn( dragRegion, tempRgn, dragRegion );
DisposeRgn( tempRgn );
// only when drag was successfully completed
gTrackingGlobals.m_currentSource = this;
- result = TrackDrag( theDrag, ev, dragRegion );
+ gTrackingGlobals.m_result = wxDragNone;
+ gTrackingGlobals.m_flags = flags;
+
+ err = TrackDrag( theDrag, &rec, dragRegion );
+
DisposeRgn( dragRegion );
DisposeDrag( theDrag );
+ CFRelease( pasteboard );
gTrackingGlobals.m_currentSource = NULL;
- bool optionDown = GetCurrentKeyModifiers() & optionKey;
- wxDragResult dndresult = wxDragCopy;
- if ( flags != wxDrag_CopyOnly )
- // on mac the option key is always the indication for copy
- dndresult = optionDown ? wxDragCopy : wxDragMove;
-
- return dndresult;
+ return gTrackingGlobals.m_result;
}
bool wxDropSource::MacInstallDefaultCursor(wxDragResult effect)
GetDragMouse( theDrag, &mouse, 0L );
localMouse = mouse;
- GlobalToLocal( &localMouse );
+ wxMacGlobalToLocal( theWindow, &localMouse );
{
wxWindow *win = NULL;
ControlPartCode controlPart;
- ControlRef control = wxMacFindControlUnderMouse(
- toplevel, localMouse, theWindow, &controlPart );
+ ControlRef control = FindControlUnderMouse( localMouse, theWindow, &controlPart );
if ( control )
win = wxFindControlFromMacControl( control );
else
// this window is left
if ( trackingGlobals->m_currentTarget )
{
+#ifndef __LP64__
HideDragHilite( theDrag );
+#endif
trackingGlobals->m_currentTarget->SetCurrentDrag( theDrag );
trackingGlobals->m_currentTarget->OnLeave();
trackingGlobals->m_currentTarget = NULL;
RgnHandle hiliteRgn = NewRgn();
Rect r = { y, x, y + win->GetSize().y, x + win->GetSize().x };
RectRgn( hiliteRgn, &r );
+#ifndef __LP64__
ShowDragHilite( theDrag, hiliteRgn, true );
+#endif
DisposeRgn( hiliteRgn );
}
}
if ( trackingGlobals->m_currentTarget )
{
trackingGlobals->m_currentTarget->SetCurrentDrag( theDrag );
- trackingGlobals->m_currentTarget->OnDragOver( localx, localy, result );
+ result = trackingGlobals->m_currentTarget->OnDragOver( localx, localy, result );
}
}
{
if ( !trackingGlobals->m_currentSource->MacInstallDefaultCursor( result ) )
{
- switch ( result )
+ int cursorID = wxCURSOR_NONE;
+
+ switch (result)
{
case wxDragCopy:
- {
- wxCursor cursor(wxCURSOR_COPY_ARROW);
- cursor.MacInstall();
- }
+ cursorID = wxCURSOR_COPY_ARROW;
break;
case wxDragMove:
- {
- wxCursor cursor(wxCURSOR_ARROW);
- cursor.MacInstall();
- }
+ cursorID = wxCURSOR_ARROW;
break;
case wxDragNone:
- {
- wxCursor cursor(wxCURSOR_NO_ENTRY);
- cursor.MacInstall();
- }
+ cursorID = wxCURSOR_NO_ENTRY;
break;
case wxDragError:
// put these here to make gcc happy
;
}
+
+ if (cursorID != wxCURSOR_NONE)
+ {
+ wxCursor cursor( cursorID );
+ cursor.MacInstall();
+ }
}
}
}
{
trackingGlobals->m_currentTarget->SetCurrentDrag( theDrag );
trackingGlobals->m_currentTarget->OnLeave();
+#ifndef __LP64__
HideDragHilite( theDrag );
+#endif
trackingGlobals->m_currentTarget = NULL;
}
trackingGlobals->m_currentTargetWindow = NULL;
trackingGlobals->m_currentTarget->SetCurrentDrag( theDrag );
GetDragMouse( theDrag, &mouse, 0L );
localMouse = mouse;
- GlobalToLocal( &localMouse );
+ wxMacGlobalToLocal( theWindow, &localMouse );
localx = localMouse.h;
localy = localMouse.v;
trackingGlobals->m_currentTargetWindow->MacRootWindowToWindow( &localx, &localy );
if ( trackingGlobals->m_currentTarget->OnDrop( localx, localy ) )
{
- bool optionDown = GetCurrentKeyModifiers() & optionKey;
- wxDragResult result = optionDown ? wxDragCopy : wxDragMove;
- trackingGlobals->m_currentTarget->OnData( localx, localy, result );
+ // the option key indicates copy in Mac UI, if it's not pressed do
+ // move by default if it's allowed at all
+ wxDragResult
+ result = !(trackingGlobals->m_flags & wxDrag_AllowMove) ||
+ (GetCurrentKeyModifiers() & optionKey)
+ ? wxDragCopy
+ : wxDragMove;
+ trackingGlobals->m_result =
+ trackingGlobals->m_currentTarget->OnData( localx, localy, result );
}
}
return noErr;
}
-#endif
+#endif // wxUSE_DRAG_AND_DROP
+
projects / wxWidgets.git / blobdiff