X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/655719367ac5e131d9642e5783f3ecf64d1a3385..e733c4ce1e24cf7e4b0b0d8362fc59aaa7a7641c:/src/x11/clipbrd.cpp diff --git a/src/x11/clipbrd.cpp b/src/x11/clipbrd.cpp index e9ba9c5a04..f56ea205eb 100644 --- a/src/x11/clipbrd.cpp +++ b/src/x11/clipbrd.cpp @@ -1,24 +1,24 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: clipbrd.cpp +// Name: src/x11/clipbrd.cpp // Purpose: Clipboard functionality // Author: Robert Roebling -// Created: -// RCS-ID: $Id$ +// Created: // Copyright: (c) Robert Roebling -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "clipbrd.h" -#endif - -#include "wx/clipbrd.h" +// for compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" #if wxUSE_CLIPBOARD -#include "wx/dataobj.h" -#include "wx/utils.h" -#include "wx/log.h" +#include "wx/clipbrd.h" + +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/utils.h" + #include "wx/dataobj.h" +#endif #include "wx/x11/private.h" @@ -31,10 +31,16 @@ Atom g_clipboardAtom = 0; Atom g_targetsAtom = 0; #endif +// avoid warnings about unused static variable (notice that we still use it +// even in release build if the compiler doesn't support variadic macros) +#if defined(__WXDEBUG__) || !defined(HAVE_VARIADIC_MACROS) + // the trace mask we use with wxLogTrace() - call // wxLog::AddTraceMask(TRACE_CLIPBOARD) to enable the trace messages from here // (there will be a *lot* of them!) -static const wxChar *TRACE_CLIPBOARD = _T("clipboard"); +static const wxChar *TRACE_CLIPBOARD = wxT("clipboard"); + +#endif // __WXDEBUG__ //----------------------------------------------------------------------------- // reminder @@ -84,9 +90,9 @@ targets_selection_received( GtkWidget *WXUNUSED(widget), if ( strcmp(gdk_atom_name(type), "TARGETS") ) { wxLogTrace( TRACE_CLIPBOARD, - _T("got unsupported clipboard target") ); + wxT("got unsupported clipboard target") ); - clipboard->m_waiting = FALSE; + clipboard->m_waiting = false; return; } } @@ -111,14 +117,14 @@ targets_selection_received( GtkWidget *WXUNUSED(widget), if (format == clipboard->m_targetRequested) { - clipboard->m_waiting = FALSE; - clipboard->m_formatSupported = TRUE; + clipboard->m_waiting = false; + clipboard->m_formatSupported = true; return; } } } - clipboard->m_waiting = FALSE; + clipboard->m_waiting = false; } //----------------------------------------------------------------------------- @@ -135,7 +141,7 @@ selection_received( GtkWidget *WXUNUSED(widget), { if (!wxTheClipboard) { - clipboard->m_waiting = FALSE; + clipboard->m_waiting = false; return; } @@ -143,13 +149,13 @@ selection_received( GtkWidget *WXUNUSED(widget), if (!data_object) { - clipboard->m_waiting = FALSE; + clipboard->m_waiting = false; return; } if (selection_data->length <= 0) { - clipboard->m_waiting = FALSE; + clipboard->m_waiting = false; return; } @@ -158,7 +164,7 @@ selection_received( GtkWidget *WXUNUSED(widget), /* make sure we got the data in the correct format */ if (!data_object->IsSupportedFormat( format ) ) { - clipboard->m_waiting = FALSE; + clipboard->m_waiting = false; return; } @@ -166,14 +172,14 @@ selection_received( GtkWidget *WXUNUSED(widget), if so, copy data to target object */ if (selection_data->type != GDK_SELECTION_TYPE_STRING) { - clipboard->m_waiting = FALSE; + clipboard->m_waiting = false; return; } data_object->SetData( format, (size_t) selection_data->length, (const char*) selection_data->data ); - wxTheClipboard->m_formatSupported = TRUE; - clipboard->m_waiting = FALSE; + wxTheClipboard->m_formatSupported = true; + clipboard->m_waiting = false; } //----------------------------------------------------------------------------- @@ -187,16 +193,16 @@ selection_clear_clip( GtkWidget *WXUNUSED(widget), GdkEventSelection *event ) if (event->selection == GDK_SELECTION_PRIMARY) { - wxTheClipboard->m_ownsPrimarySelection = FALSE; + wxTheClipboard->m_ownsPrimarySelection = false; } else if (event->selection == g_clipboardAtom) { - wxTheClipboard->m_ownsClipboard = FALSE; + wxTheClipboard->m_ownsClipboard = false; } else { - wxTheClipboard->m_waiting = FALSE; + wxTheClipboard->m_waiting = false; return FALSE; } @@ -208,12 +214,11 @@ selection_clear_clip( GtkWidget *WXUNUSED(widget), GdkEventSelection *event ) { wxLogTrace(TRACE_CLIPBOARD, wxT("wxClipboard will get cleared" )); - delete wxTheClipboard->m_data; - wxTheClipboard->m_data = (wxDataObject*) NULL; + wxDELETE(wxTheClipboard->m_data); } } - wxTheClipboard->m_waiting = FALSE; + wxTheClipboard->m_waiting = false; return TRUE; } @@ -248,7 +253,7 @@ selection_handler( GtkWidget *WXUNUSED(widget), // transform Unicode text into multibyte before putting it on clipboard #if wxUSE_UNICODE - if ( format.GetType() == wxDF_TEXT ) + if ( format.GetType() == wxDF_TEXT || format.GetType() == wxDF_UNICODETEXT) { const wchar_t *wstr = (const wchar_t *)d; size_t len = wxConvCurrent->WC2MB(NULL, wstr, 0); @@ -281,13 +286,13 @@ IMPLEMENT_DYNAMIC_CLASS(wxClipboard,wxObject) wxClipboard::wxClipboard() { - m_open = FALSE; + m_open = false; - m_ownsClipboard = FALSE; - m_ownsPrimarySelection = FALSE; + m_ownsClipboard = false; + m_ownsPrimarySelection = false; - m_data = (wxDataObject*) NULL; - m_receivedData = (wxDataObject*) NULL; + m_data = NULL; + m_receivedData = NULL; /* we use m_targetsWidget to query what formats are available */ @@ -296,11 +301,9 @@ wxClipboard::wxClipboard() if (!g_clipboardAtom) g_clipboardAtom = XInternAtom( (Display*) wxGetDisplay(), "CLIPBOARD", False ); if (!g_targetsAtom) g_targetsAtom = XInternAtom( (Display*) wxGetDisplay(), "TARGETS", False ); #endif - - m_formatSupported = FALSE; - m_targetRequested = 0; - m_usePrimary = FALSE; + m_formatSupported = false; + m_targetRequested = 0; } wxClipboard::~wxClipboard() @@ -324,9 +327,9 @@ void wxClipboard::Clear() #if 0 if (gdk_selection_owner_get( g_clipboardAtom ) == m_clipboardWidget->window) { - m_waiting = TRUE; + m_waiting = true; - gtk_selection_owner_set( (GtkWidget*) NULL, g_clipboardAtom, + gtk_selection_owner_set( NULL, g_clipboardAtom, (guint32) GDK_CURRENT_TIME ); while (m_waiting) gtk_main_iteration(); @@ -334,20 +337,16 @@ void wxClipboard::Clear() if (gdk_selection_owner_get( GDK_SELECTION_PRIMARY ) == m_clipboardWidget->window) { - m_waiting = TRUE; + m_waiting = true; - gtk_selection_owner_set( (GtkWidget*) NULL, GDK_SELECTION_PRIMARY, + gtk_selection_owner_set( NULL, GDK_SELECTION_PRIMARY, (guint32) GDK_CURRENT_TIME ); while (m_waiting) gtk_main_iteration(); } #endif - if (m_data) - { - delete m_data; - m_data = (wxDataObject*) NULL; - } + wxDELETE(m_data); #if wxUSE_THREADS /* re-enable GUI threads */ @@ -355,23 +354,23 @@ void wxClipboard::Clear() } m_targetRequested = 0; - m_formatSupported = FALSE; + m_formatSupported = false; } bool wxClipboard::Open() { - wxCHECK_MSG( !m_open, FALSE, wxT("clipboard already open") ); + wxCHECK_MSG( !m_open, false, wxT("clipboard already open") ); - m_open = TRUE; + m_open = true; - return TRUE; + return true; } bool wxClipboard::SetData( wxDataObject *data ) { - wxCHECK_MSG( m_open, FALSE, wxT("clipboard not open") ); + wxCHECK_MSG( m_open, false, wxT("clipboard not open") ); - wxCHECK_MSG( data, FALSE, wxT("data is invalid") ); + wxCHECK_MSG( data, false, wxT("data is invalid") ); Clear(); @@ -381,11 +380,11 @@ bool wxClipboard::SetData( wxDataObject *data ) bool wxClipboard::AddData( wxDataObject *data ) { #if wxUSE_NANOX - return FALSE; + return false; #else - wxCHECK_MSG( m_open, FALSE, wxT("clipboard not open") ); + wxCHECK_MSG( m_open, false, wxT("clipboard not open") ); - wxCHECK_MSG( data, FALSE, wxT("data is invalid") ); + wxCHECK_MSG( data, false, wxT("data is invalid") ); /* we can only store one wxDataObject */ Clear(); @@ -430,7 +429,7 @@ bool wxClipboard::AddData( wxDataObject *data ) /* disable GUI threads */ #endif - bool res = FALSE; + bool res = false; #if 0 /* Tell the world we offer clipboard data */ res = (gtk_selection_owner_set( m_clipboardWidget, @@ -455,7 +454,7 @@ void wxClipboard::Close() { wxCHECK_RET( m_open, wxT("clipboard not open") ); - m_open = FALSE; + m_open = false; } bool wxClipboard::IsOpened() const @@ -466,7 +465,7 @@ bool wxClipboard::IsOpened() const bool wxClipboard::IsSupported( const wxDataFormat& format ) { /* reentrance problems */ - if (m_waiting) return FALSE; + if (m_waiting) return false; /* store requested format to be asked for by callbacks */ m_targetRequested = format; @@ -477,19 +476,19 @@ bool wxClipboard::IsSupported( const wxDataFormat& format ) format.GetId().c_str() ); #endif - wxCHECK_MSG( m_targetRequested, FALSE, wxT("invalid clipboard format") ); + wxCHECK_MSG( m_targetRequested, false, wxT("invalid clipboard format") ); - m_formatSupported = FALSE; + m_formatSupported = false; /* perform query. this will set m_formatSupported to - TRUE if m_targetRequested is supported. + true if m_targetRequested is supported. also, we have to wait for the "answer" from the clipboard owner which is an asynchronous process. - therefore we set m_waiting = TRUE here and wait + therefore we set m_waiting = true here and wait until the callback "targets_selection_received" - sets it to FALSE */ + sets it to false */ - m_waiting = TRUE; + m_waiting = true; #if 0 gtk_selection_convert( m_targetsWidget, @@ -501,14 +500,14 @@ bool wxClipboard::IsSupported( const wxDataFormat& format ) while (m_waiting) gtk_main_iteration(); #endif - if (!m_formatSupported) return FALSE; + if (!m_formatSupported) return false; - return TRUE; + return true; } bool wxClipboard::GetData( wxDataObject& data ) { - wxCHECK_MSG( m_open, FALSE, wxT("clipboard not open") ); + wxCHECK_MSG( m_open, false, wxT("clipboard not open") ); /* get formats from wxDataObjects */ wxDataFormat *array = new wxDataFormat[ data.GetFormatCount() ]; @@ -527,19 +526,19 @@ bool wxClipboard::GetData( wxDataObject& data ) /* store requested format to be asked for by callbacks */ m_targetRequested = format; - wxCHECK_MSG( m_targetRequested, FALSE, wxT("invalid clipboard format") ); + wxCHECK_MSG( m_targetRequested, false, wxT("invalid clipboard format") ); - m_formatSupported = FALSE; + m_formatSupported = false; /* perform query. this will set m_formatSupported to - TRUE if m_targetRequested is supported. + true if m_targetRequested is supported. also, we have to wait for the "answer" from the clipboard owner which is an asynchronous process. - therefore we set m_waiting = TRUE here and wait + therefore we set m_waiting = true here and wait until the callback "targets_selection_received" - sets it to FALSE */ + sets it to false */ - m_waiting = TRUE; + m_waiting = true; #if 0 gtk_selection_convert( m_targetsWidget, @@ -559,21 +558,21 @@ bool wxClipboard::GetData( wxDataObject& data ) /* store requested format to be asked for by callbacks */ m_targetRequested = format; - wxCHECK_MSG( m_targetRequested, FALSE, wxT("invalid clipboard format") ); + wxCHECK_MSG( m_targetRequested, false, wxT("invalid clipboard format") ); /* start query */ - m_formatSupported = FALSE; + m_formatSupported = false; /* ask for clipboard contents. this will set - m_formatSupported to TRUE if m_targetRequested + m_formatSupported to true if m_targetRequested is supported. also, we have to wait for the "answer" from the clipboard owner which is an asynchronous process. - therefore we set m_waiting = TRUE here and wait + therefore we set m_waiting = true here and wait until the callback "targets_selection_received" - sets it to FALSE */ + sets it to false */ - m_waiting = TRUE; + m_waiting = true; wxLogTrace( TRACE_CLIPBOARD, wxT("wxClipboard::GetData: format found, start convert") ); @@ -589,11 +588,11 @@ bool wxClipboard::GetData( wxDataObject& data ) #endif /* this is a true error as we checked for the presence of such data before */ - wxCHECK_MSG( m_formatSupported, FALSE, wxT("error retrieving data from clipboard") ); + wxCHECK_MSG( m_formatSupported, false, wxT("error retrieving data from clipboard") ); /* return success */ delete[] array; - return TRUE; + return true; } wxLogTrace( TRACE_CLIPBOARD, @@ -601,9 +600,8 @@ bool wxClipboard::GetData( wxDataObject& data ) /* return failure */ delete[] array; - return FALSE; + return false; } #endif // wxUSE_CLIPBOARD -