X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4bb6408c2631988fab9925014c6619358bf867de..8b3fddc49326c0b6019cd7082218726aa17a5727:/src/motif/clipbrd.cpp?ds=sidebyside diff --git a/src/motif/clipbrd.cpp b/src/motif/clipbrd.cpp index e22f9f8349..41afb324d3 100644 --- a/src/motif/clipbrd.cpp +++ b/src/motif/clipbrd.cpp @@ -14,224 +14,512 @@ #pragma implementation "clipbrd.h" #endif +#include "wx/defs.h" + +#if wxUSE_CLIPBOARD + #include "wx/app.h" #include "wx/frame.h" #include "wx/bitmap.h" #include "wx/utils.h" #include "wx/metafile.h" #include "wx/clipbrd.h" +#include "wx/dataobj.h" + +#ifdef __VMS__ +#pragma message disable nosimpint +#endif +#include +#include +#ifdef __VMS__ +#pragma message enable nosimpint +#endif #include -#if !USE_SHARED_LIBRARY -IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject) -IMPLEMENT_ABSTRACT_CLASS(wxClipboardClient, wxObject) -#endif +// IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject) +// IMPLEMENT_ABSTRACT_CLASS(wxClipboardClient, wxObject) + +static bool gs_clipboardIsOpen = FALSE; bool wxOpenClipboard() { - // TODO - return FALSE; + if (!gs_clipboardIsOpen) + { + gs_clipboardIsOpen = TRUE; + return TRUE; + } + else + return FALSE; } bool wxCloseClipboard() { - // TODO - return FALSE; + if (gs_clipboardIsOpen) + { + gs_clipboardIsOpen = FALSE; + return TRUE; + } + else + return FALSE; } bool wxEmptyClipboard() { - // TODO - return FALSE; + // No equivalent in Motif + return TRUE; } bool wxClipboardOpen() { - // TODO - return FALSE; + return gs_clipboardIsOpen; } -bool wxIsClipboardFormatAvailable(int dataFormat) +bool wxIsClipboardFormatAvailable(wxDataFormat dataFormat) { - // TODO - return FALSE; + // Only text is supported. + if (dataFormat != wxDF_TEXT) + return FALSE; + + unsigned long numBytes = 0; + long privateId = 0; + + Window window = (Window) 0; + if (wxTheApp->GetTopWindow()) + window = XtWindow( (Widget) wxTheApp->GetTopWindow()->GetTopWidget() ); + + int success = XmClipboardRetrieve((Display*) wxGetDisplay(), + window, "TEXT", (XtPointer) 0, 0, & numBytes, & privateId) ; + + // Assume only text is supported. If we have anything at all, + // or the clipboard is locked so we're not sure, we say we support it. + if (success == ClipboardNoData) + return FALSE; + else + return TRUE; } -bool wxSetClipboardData(int dataFormat, wxObject *obj, int width, int height) +bool wxSetClipboardData(wxDataFormat dataFormat, wxObject *obj, int WXUNUSED(width), int WXUNUSED(height)) { - // TODO - return FALSE; + if (dataFormat != wxDF_TEXT) + return FALSE; + + char* data = (char*) obj; + + XmString text = XmStringCreateSimple ("CLIPBOARD"); + Window window = (Window) 0; + if (wxTheApp->GetTopWindow()) + window = XtWindow( (Widget) wxTheApp->GetTopWindow()->GetTopWidget() ); + + long itemId = 0; + int result = 0; + + while ((result = + XmClipboardStartCopy((Display*) wxGetDisplay(), + window, + text, + XtLastTimestampProcessed((Display*) wxGetDisplay()), + (Widget) 0, + (XmCutPasteProc) 0, + & itemId)) != ClipboardSuccess) + + ; + + XmStringFree (text); + + long dataId = 0; + while ((result = + XmClipboardCopy((Display*) wxGetDisplay(), + window, + itemId, + "TEXT", + (XtPointer) data, + strlen(data) + 1, + 0, + & dataId)) != ClipboardSuccess) + + ; + + while (( result = + XmClipboardEndCopy((Display*) wxGetDisplay(), + window, itemId) ) != ClipboardSuccess) + + ; + + return TRUE; } -wxObject *wxGetClipboardData(int dataFormat, long *len) +wxObject *wxGetClipboardData(wxDataFormat dataFormat, long *len) { - // TODO + if (dataFormat != wxDF_TEXT) + return (wxObject*) NULL; + + bool done = FALSE; + long id = 0; + unsigned long numBytes = 0; + int result = 0; + Window window = (Window) 0; + if (wxTheApp->GetTopWindow()) + window = XtWindow( (Widget) wxTheApp->GetTopWindow()->GetTopWidget() ); + + int currentDataSize = 256; + char* data = new char[currentDataSize]; + + while (!done) + { + if (result == ClipboardTruncate) + { + delete[] data; + currentDataSize = 2*currentDataSize; + data = new char[currentDataSize]; + } + result = XmClipboardRetrieve((Display*) wxGetDisplay(), + window, + "TEXT", + (XtPointer) data, + currentDataSize, + &numBytes, + &id); + + switch (result) + { + case ClipboardSuccess: + { + if (len) + *len = strlen(data) + 1; + return (wxObject*) data; + break; + } + case ClipboardTruncate: + case ClipboardLocked: + { + break; + } + default: + case ClipboardNoData: + { + return (wxObject*) NULL; + break; + } + } + + } + return NULL; } -int wxEnumClipboardFormats(int dataFormat) +wxDataFormat wxEnumClipboardFormats(wxDataFormat dataFormat) { - // TODO - return 0; + // Only wxDF_TEXT supported + if (dataFormat == wxDF_TEXT) + return wxDF_TEXT; + else + return wxDF_INVALID; } -int wxRegisterClipboardFormat(char *formatName) +wxDataFormat wxRegisterClipboardFormat(char *WXUNUSED(formatName)) { - // TODO - return 0; + // Not supported + return (wxDataFormat) wxDF_INVALID; } -bool wxGetClipboardFormatName(int dataFormat, char *formatName, int maxCount) +bool wxGetClipboardFormatName(wxDataFormat dataFormat, char *formatName, int WXUNUSED(maxCount)) { - // TODO - return FALSE; + // Only wxDF_TEXT supported + if (dataFormat == wxDF_TEXT) + { + strcpy(formatName, "TEXT"); + return TRUE; + } + else + return FALSE; } -/* - * Generalized clipboard implementation by Matthew Flatt - */ +//----------------------------------------------------------------------------- +// wxClipboard +//----------------------------------------------------------------------------- -wxClipboard *wxTheClipboard = NULL; +IMPLEMENT_DYNAMIC_CLASS(wxClipboard,wxObject) -void wxInitClipboard() +wxClipboard::wxClipboard() { - if (!wxTheClipboard) - wxTheClipboard = new wxClipboard; + m_open = FALSE; } -wxClipboard::wxClipboard() +wxClipboard::~wxClipboard() { - clipOwner = NULL; - cbString = NULL; + Clear(); } -wxClipboard::~wxClipboard() +void wxClipboard::Clear() { - if (clipOwner) - clipOwner->BeingReplaced(); - if (cbString) - delete[] cbString; + wxNode* node = m_data.First(); + while (node) + { + wxDataObject* data = (wxDataObject*) node->Data(); + delete data; + node = node->Next(); + } + m_data.Clear(); } -static int FormatStringToID(char *str) +bool wxClipboard::Open() { - if (!strcmp(str, "TEXT")) - return wxDF_TEXT; + wxCHECK_MSG( !m_open, FALSE, "clipboard already open" ); + + m_open = TRUE; - return wxRegisterClipboardFormat(str); + return wxOpenClipboard(); } -void wxClipboard::SetClipboardClient(wxClipboardClient *client, long time) +bool wxClipboard::SetData( wxDataObject *data ) { - bool got_selection; + wxCHECK_MSG( data, FALSE, "data is invalid" ); + wxCHECK_MSG( m_open, FALSE, "clipboard not open" ); - if (clipOwner) - clipOwner->BeingReplaced(); - clipOwner = client; - if (cbString) { - delete[] cbString; - cbString = NULL; - } - - if (wxOpenClipboard()) { - char **formats, *data; - int i; - int ftype; - long size; - - formats = clipOwner->formats.ListToArray(FALSE); - for (i = clipOwner->formats.Number(); i--; ) { - ftype = FormatStringToID(formats[i]); - data = clipOwner->GetData(formats[i], &size); - if (!wxSetClipboardData(ftype, (wxObject *)data, size, 1)) { - got_selection = FALSE; - break; - } - } + Clear(); + + return AddData( data ); +} - if (i < 0) - got_selection = wxCloseClipboard(); - } else - got_selection = FALSE; +bool wxClipboard::AddData( wxDataObject *data ) +{ + wxCHECK_MSG( data, FALSE, "data is invalid" ); + wxCHECK_MSG( m_open, FALSE, "clipboard not open" ); + + wxDataFormat::NativeFormat format = data->GetPreferredFormat().GetType(); + switch ( format ) + { + case wxDF_TEXT: + case wxDF_OEMTEXT: + { + wxTextDataObject* textDataObject = (wxTextDataObject*) data; + wxString str(textDataObject->GetText()); + return wxSetClipboardData(format, (wxObject*) (const char*) str); + } +#if 0 + case wxDF_BITMAP: + case wxDF_DIB: + { + wxBitmapDataObject* bitmapDataObject = (wxBitmapDataObject*) data; + wxBitmap bitmap(bitmapDataObject->GetBitmap()); + return wxSetClipboardData(data->GetType(), & bitmap); + break; + } +#endif // 0 + } - got_selection = FALSE; // Assume another process takes over + return FALSE; +} - if (!got_selection) { - clipOwner->BeingReplaced(); - clipOwner = NULL; - } +void wxClipboard::Close() +{ + wxCHECK_RET( m_open, "clipboard not open" ); + + m_open = FALSE; + wxCloseClipboard(); } -wxClipboardClient *wxClipboard::GetClipboardClient() +bool wxClipboard::IsSupported( const wxDataFormat& format) { - return clipOwner; + return wxIsClipboardFormatAvailable(format); } -void wxClipboard::SetClipboardString(char *str, long time) +bool wxClipboard::GetData( wxDataObject& data ) { - bool got_selection; + wxCHECK_MSG( m_open, FALSE, "clipboard not open" ); + + wxDataFormat::NativeFormat format = data.GetPreferredFormat().GetType(); + switch ( format ) + { + case wxDF_TEXT: + case wxDF_OEMTEXT: + { + wxTextDataObject& textDataObject = (wxTextDataObject &) data; + char* s = (char*) wxGetClipboardData(format); + if (s) + { + textDataObject.SetText(s); + delete[] s; + return TRUE; + } + else + return FALSE; + break; + } +/* + case wxDF_BITMAP: + case wxDF_DIB: + { + wxBitmapDataObject* bitmapDataObject = (wxBitmapDataObject*) data; + wxBitmap* bitmap = (wxBitmap*) wxGetClipboardData(data->GetType()); + if (bitmap) + { + bitmapDataObject->SetBitmap(* bitmap); + delete bitmap; + return TRUE; + } + else + return FALSE; + break; + } +*/ + default: + { + return FALSE; + } + } + return FALSE; +} - if (clipOwner) { - clipOwner->BeingReplaced(); - clipOwner = NULL; - } - if (cbString) - delete[] cbString; +#if 0 - cbString = str; +/* +* Old clipboard implementation by Matthew Flatt +*/ - if (wxOpenClipboard()) { - if (!wxSetClipboardData(wxDF_TEXT, (wxObject *)str)) - got_selection = FALSE; - else - got_selection = wxCloseClipboard(); - } else - got_selection = FALSE; +wxClipboard *wxTheClipboard = NULL; - got_selection = FALSE; // Assume another process takes over +void wxInitClipboard() +{ + if (!wxTheClipboard) + wxTheClipboard = new wxClipboard; +} - if (!got_selection) { - delete[] cbString; +wxClipboard::wxClipboard() +{ + clipOwner = NULL; cbString = NULL; - } } -char *wxClipboard::GetClipboardString(long time) +wxClipboard::~wxClipboard() { - char *str; - long length; + if (clipOwner) + clipOwner->BeingReplaced(); + if (cbString) + delete[] cbString; +} - str = GetClipboardData("TEXT", &length, time); - if (!str) { - str = new char[1]; - *str = 0; - } +static int FormatStringToID(char *str) +{ + if (!strcmp(str, "TEXT")) + return wxDF_TEXT; + + return wxRegisterClipboardFormat(str); +} - return str; +void wxClipboard::SetClipboardClient(wxClipboardClient *client, long time) +{ + bool got_selection; + + if (clipOwner) + clipOwner->BeingReplaced(); + clipOwner = client; + if (cbString) { + delete[] cbString; + cbString = NULL; + } + + if (wxOpenClipboard()) { + char **formats, *data; + int i; + int ftype; + long size; + + formats = clipOwner->formats.ListToArray(FALSE); + for (i = clipOwner->formats.Number(); i--; ) { + ftype = FormatStringToID(formats[i]); + data = clipOwner->GetData(formats[i], &size); + if (!wxSetClipboardData(ftype, (wxObject *)data, size, 1)) { + got_selection = FALSE; + break; + } + } + + if (i < 0) + got_selection = wxCloseClipboard(); + } else + got_selection = FALSE; + + got_selection = FALSE; // Assume another process takes over + + if (!got_selection) { + clipOwner->BeingReplaced(); + clipOwner = NULL; + } } -char *wxClipboard::GetClipboardData(char *format, long *length, long time) +wxClipboardClient *wxClipboard::GetClipboardClient() { - if (clipOwner) { - if (clipOwner->formats.Member(format)) - return clipOwner->GetData(format, length); - else - return NULL; - } else if (cbString) { - if (!strcmp(format, "TEXT")) - return copystring(cbString); - else - return NULL; - } else { + return clipOwner; +} + +void wxClipboard::SetClipboardString(char *str, long time) +{ + bool got_selection; + + if (clipOwner) { + clipOwner->BeingReplaced(); + clipOwner = NULL; + } + if (cbString) + delete[] cbString; + + cbString = str; + if (wxOpenClipboard()) { - receivedString = (char *)wxGetClipboardData(FormatStringToID(format), - length); - wxCloseClipboard(); + if (!wxSetClipboardData(wxDF_TEXT, (wxObject *)str)) + got_selection = FALSE; + else + got_selection = wxCloseClipboard(); } else - receivedString = NULL; + got_selection = FALSE; + + got_selection = FALSE; // Assume another process takes over + + if (!got_selection) { + delete[] cbString; + cbString = NULL; + } +} - return receivedString; - } +char *wxClipboard::GetClipboardString(long time) +{ + char *str; + long length; + + str = GetClipboardData("TEXT", &length, time); + if (!str) { + str = new char[1]; + *str = 0; + } + + return str; } +char *wxClipboard::GetClipboardData(char *format, long *length, long time) +{ + if (clipOwner) { + if (clipOwner->formats.Member(format)) + return clipOwner->GetData(format, length); + else + return NULL; + } else if (cbString) { + if (!strcmp(format, "TEXT")) + return copystring(cbString); + else + return NULL; + } else { + if (wxOpenClipboard()) { + receivedString = (char *)wxGetClipboardData(FormatStringToID(format), + length); + wxCloseClipboard(); + } else + receivedString = NULL; + + return receivedString; + } +} +#endif + +#endif // wxUSE_CLIPBOARD