X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6bc3b8e9680e8aa3d50ae4bb41dad22c6dd3ce1b..ec5006bdc630dd6b3d4cad1a3b572ab4c695a029:/src/mac/classic/dnd.cpp?ds=sidebyside diff --git a/src/mac/classic/dnd.cpp b/src/mac/classic/dnd.cpp index 22c096128a..e770b842d9 100644 --- a/src/mac/classic/dnd.cpp +++ b/src/mac/classic/dnd.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: dnd.cpp +// Name: src/mac/classic/dnd.cpp // Purpose: wxDropTarget, wxDropSource, wxDataObject implementation // Author: Stefan Csomor // Modified by: @@ -9,19 +9,23 @@ // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "dnd.h" -#endif +#include "wx/wxprec.h" -#include "wx/defs.h" +#ifdef __BORLANDC__ + #pragma hdrstop +#endif #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" + +#ifndef WX_PRECOMP + #include "wx/app.h" + #include "wx/window.h" + #include "wx/toplevel.h" + #include "wx/gdicmn.h" +#endif // WX_PRECOMP + #include "wx/mac/private.h" // ---------------------------------------------------------------------------- @@ -30,14 +34,14 @@ void wxMacEnsureTrackingHandlersInstalled() ; -typedef struct +typedef struct { wxWindow* m_currentTargetWindow ; wxDropTarget* m_currentTarget ; wxDropSource* m_currentSource ; } MacTrackingGlobals ; -MacTrackingGlobals gTrackingGlobals ; +MacTrackingGlobals gTrackingGlobals ; //---------------------------------------------------------------------------- // wxDropTarget @@ -60,7 +64,7 @@ wxDragResult wxDropTarget::OnDragOver( wxCoord WXUNUSED(x), bool wxDropTarget::OnDrop( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y) ) { if (!m_dataObject) - return FALSE; + return false; return CurrentDragHasSupportedFormat() ; } @@ -77,13 +81,13 @@ wxDragResult wxDropTarget::OnData( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), return GetData() ? def : wxDragNone; } -bool wxDropTarget::CurrentDragHasSupportedFormat() +bool wxDropTarget::CurrentDragHasSupportedFormat() { bool supported = false ; if ( gTrackingGlobals.m_currentSource != NULL ) { wxDataObject* data = gTrackingGlobals.m_currentSource->GetDataObject() ; - + if ( data ) { size_t formatcount = data->GetFormatCount() ; @@ -92,7 +96,7 @@ bool wxDropTarget::CurrentDragHasSupportedFormat() for (size_t i = 0; !supported && i < formatcount ; i++) { wxDataFormat format = array[i] ; - if ( m_dataObject->IsSupported( format ) ) + if ( m_dataObject->IsSupported( format ) ) { supported = true ; break ; @@ -106,7 +110,7 @@ bool wxDropTarget::CurrentDragHasSupportedFormat() UInt16 items ; OSErr result; CountDragItems((DragReference)m_currentDrag, &items); - for (UInt16 index = 1; index <= items && supported == false ; ++index) + for (UInt16 index = 1; index <= items && supported == false ; ++index) { ItemReference theItem; FlavorType theType ; @@ -124,22 +128,22 @@ bool wxDropTarget::CurrentDragHasSupportedFormat() } } } - return supported ; + return supported ; } bool wxDropTarget::GetData() { if (!m_dataObject) - return FALSE; - + return false; + if ( !CurrentDragHasSupportedFormat() ) - return FALSE ; - - bool transferred = false ; + return false ; + + bool transferred = false ; if ( gTrackingGlobals.m_currentSource != NULL ) { wxDataObject* data = gTrackingGlobals.m_currentSource->GetDataObject() ; - + if ( data ) { size_t formatcount = data->GetFormatCount() ; @@ -148,12 +152,12 @@ bool wxDropTarget::GetData() for (size_t i = 0; !transferred && i < formatcount ; i++) { wxDataFormat format = array[i] ; - if ( m_dataObject->IsSupported( format ) ) + if ( m_dataObject->IsSupported( format ) ) { int size = data->GetDataSize( format ); transferred = true ; - - if (size == 0) + + if (size == 0) { m_dataObject->SetData(format , 0 , 0 ) ; } @@ -175,7 +179,7 @@ bool wxDropTarget::GetData() OSErr result; bool firstFileAdded = false ; CountDragItems((DragReference)m_currentDrag, &items); - for (UInt16 index = 1; index <= items; ++index) + for (UInt16 index = 1; index <= items; ++index) { ItemReference theItem; FlavorType theType ; @@ -190,7 +194,7 @@ bool wxDropTarget::GetData() { FlavorFlags theFlags; result = GetFlavorFlags((DragReference)m_currentDrag, theItem, theType, &theFlags); - if (result == noErr) + if (result == noErr) { Size dataSize ; Ptr theData ; @@ -202,12 +206,12 @@ bool wxDropTarget::GetData() dataSize++ ; } theData = new char[dataSize]; - GetFlavorData((DragReference)m_currentDrag, theItem, theType, (void*) theData, &dataSize, 0L); + GetFlavorData((DragReference)m_currentDrag, theItem, theType, (void*) theData, &dataSize, 0L); if( theType == 'TEXT' ) { - theData[dataSize]=0 ; - wxString convert( theData , wxConvLocal ) ; - m_dataObject->SetData( format, convert.Length() * sizeof(wxChar), (const wxChar*) convert ); + theData[dataSize]=0 ; + wxString convert( theData , wxConvLocal ) ; + m_dataObject->SetData( format, convert.length() * sizeof(wxChar), (const wxChar*) convert ); } else if ( theType == kDragFlavorTypeHFS ) { @@ -218,7 +222,7 @@ bool wxDropTarget::GetData() else { ((wxFileDataObject*)m_dataObject)->SetData( 0 , name.c_str() ) ; - firstFileAdded = true ; + firstFileAdded = true ; } } else @@ -232,7 +236,7 @@ bool wxDropTarget::GetData() } } } - return TRUE ; + return true ; } //------------------------------------------------------------------------- @@ -272,13 +276,13 @@ wxDropSource::~wxDropSource() wxDragResult wxDropSource::DoDragDrop(int WXUNUSED(flags)) { wxASSERT_MSG( m_data, wxT("Drop source: no data") ); - + if (!m_data) return (wxDragResult) wxDragNone; - + if (m_data->GetFormatCount() == 0) return (wxDragResult) wxDragNone; - + OSErr result; DragReference theDrag; RgnHandle dragRegion; @@ -310,9 +314,9 @@ wxDragResult wxDropSource::DoDragDrop(int WXUNUSED(flags)) HFSFlavor theFlavor ; OSErr err = noErr; CInfoPBRec cat; - + wxMacFilename2FSSpec( dataPtr , &theFlavor.fileSpec ) ; - + cat.hFileInfo.ioNamePtr = theFlavor.fileSpec.name; cat.hFileInfo.ioVRefNum = theFlavor.fileSpec.vRefNum; cat.hFileInfo.ioDirID = theFlavor.fileSpec.parID; @@ -331,20 +335,20 @@ wxDragResult wxDropSource::DoDragDrop(int WXUNUSED(flags)) theFlavor.fileCreator = cat.hFileInfo.ioFlFndrInfo.fdCreator; theFlavor.fileType = cat.hFileInfo.ioFlFndrInfo.fdType; } - AddDragItemFlavor(theDrag, theItem, type , &theFlavor, sizeof(theFlavor), 0); - } + AddDragItemFlavor(theDrag, theItem, type , &theFlavor, sizeof(theFlavor), 0); + } } else { - AddDragItemFlavor(theDrag, theItem, type , dataPtr, dataSize, 0); + AddDragItemFlavor(theDrag, theItem, type , dataPtr, dataSize, 0); } delete[] dataPtr ; } delete[] formats ; - + dragRegion = NewRgn(); RgnHandle tempRgn = NewRgn() ; - + EventRecord* ev = NULL ; #if !TARGET_CARBON // TODO ev = (EventRecord*) wxTheApp->MacGetCurrentEvent() ; @@ -355,29 +359,29 @@ wxDragResult wxDropSource::DoDragDrop(int WXUNUSED(flags)) #endif const short dragRegionOuterBoundary = 10 ; const short dragRegionInnerBoundary = 9 ; - - SetRectRgn( dragRegion , ev->where.h - dragRegionOuterBoundary , + + SetRectRgn( dragRegion , ev->where.h - dragRegionOuterBoundary , ev->where.v - dragRegionOuterBoundary , - ev->where.h + dragRegionOuterBoundary , + ev->where.h + dragRegionOuterBoundary , ev->where.v + dragRegionOuterBoundary ) ; - - SetRectRgn( tempRgn , ev->where.h - dragRegionInnerBoundary , + + SetRectRgn( tempRgn , ev->where.h - dragRegionInnerBoundary , ev->where.v - dragRegionInnerBoundary , - ev->where.h + dragRegionInnerBoundary , + ev->where.h + dragRegionInnerBoundary , ev->where.v + dragRegionInnerBoundary ) ; - + DiffRgn( dragRegion , tempRgn , dragRegion ) ; - DisposeRgn( tempRgn ) ; - + DisposeRgn( tempRgn ) ; + // TODO:work with promises in order to return data only when drag // was successfully completed - + gTrackingGlobals.m_currentSource = this ; result = TrackDrag(theDrag, ev , dragRegion); DisposeRgn(dragRegion); DisposeDrag(theDrag); gTrackingGlobals.m_currentSource = NULL ; - + KeyMap keymap; GetKeys(keymap); bool optionDown = keymap[1] & 4; @@ -392,11 +396,11 @@ bool wxDropSource::MacInstallDefaultCursor(wxDragResult effect) { cursor.MacInstall() ; - return TRUE; + return true; } else { - return FALSE; + return false; } } @@ -427,19 +431,19 @@ void wxMacEnsureTrackingHandlersInstalled() pascal OSErr wxMacWindowDragTrackingHandler(DragTrackingMessage theMessage, WindowPtr theWindow, void *handlerRefCon, DragReference theDrag) -{ +{ MacTrackingGlobals* trackingGlobals = (MacTrackingGlobals*) handlerRefCon; Point mouse, localMouse; DragAttributes attributes; GetDragAttributes(theDrag, &attributes); - wxTopLevelWindowMac* toplevel = wxFindWinFromMacWindow( (WXWindow) theWindow ) ; + wxTopLevelWindowMac* toplevel = wxFindWinFromMacWindow( (WXWindow) theWindow ) ; KeyMap keymap; GetKeys(keymap); bool optionDown = keymap[1] & 4; wxDragResult result = optionDown ? wxDragCopy : wxDragMove; - switch(theMessage) + switch(theMessage) { case kDragTrackingEnterHandler: break; @@ -458,8 +462,8 @@ pascal OSErr wxMacWindowDragTrackingHandler(DragTrackingMessage theMessage, Wind GlobalToLocal(&localMouse); - -// if (attributes & kDragHasLeftSenderWindow) + +// if (attributes & kDragHasLeftSenderWindow) { wxPoint point(localMouse.h , localMouse.v) ; wxWindow *win = NULL ; @@ -491,14 +495,14 @@ pascal OSErr wxMacWindowDragTrackingHandler(DragTrackingMessage theMessage, Wind trackingGlobals->m_currentTarget = win->GetDropTarget() ; { - if ( trackingGlobals->m_currentTarget ) - { - trackingGlobals->m_currentTarget->SetCurrentDrag( theDrag ) ; - result = trackingGlobals->m_currentTarget->OnEnter( - localx , localy , result ) ; + if ( trackingGlobals->m_currentTarget ) + { + trackingGlobals->m_currentTarget->SetCurrentDrag( theDrag ) ; + result = trackingGlobals->m_currentTarget->OnEnter( + localx , localy , result ) ; } - - + + if ( result != wxDragNone ) { int x , y ; @@ -556,12 +560,12 @@ pascal OSErr wxMacWindowDragTrackingHandler(DragTrackingMessage theMessage, Wind } } } - + } // MyTrackItemUnderMouse(localMouse, theWindow); break; case kDragTrackingLeaveWindow: - if (trackingGlobals->m_currentTarget) + if (trackingGlobals->m_currentTarget) { trackingGlobals->m_currentTarget->SetCurrentDrag( theDrag ) ; trackingGlobals->m_currentTarget->OnLeave() ; @@ -577,13 +581,13 @@ pascal OSErr wxMacWindowDragTrackingHandler(DragTrackingMessage theMessage, Wind pascal OSErr wxMacWindowDragReceiveHandler(WindowPtr theWindow, void *handlerRefCon, DragReference theDrag) -{ +{ MacTrackingGlobals* trackingGlobals = (MacTrackingGlobals*) handlerRefCon; if ( trackingGlobals->m_currentTarget ) { Point mouse,localMouse ; int localx,localy ; - + trackingGlobals->m_currentTarget->SetCurrentDrag( theDrag ) ; GetDragMouse(theDrag, &mouse, 0L); localMouse = mouse;