Added some tentative wxMotif clipboard code; did some file formatting
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1408 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
@@ -20,218 +20,508 @@
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#include "wx/utils.h"
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#include "wx/metafile.h"
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#include "wx/clipbrd.h"
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#include "wx/dataobj.h"
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#include <Xm/Xm.h>
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#include <Xm/CutPaste.h>
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#include <string.h>
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#if !USE_SHARED_LIBRARY
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IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject)
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IMPLEMENT_ABSTRACT_CLASS(wxClipboardClient, wxObject)
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// IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject)
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// IMPLEMENT_ABSTRACT_CLASS(wxClipboardClient, wxObject)
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#endif
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static bool gs_clipboardIsOpen = FALSE;
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bool wxOpenClipboard()
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{
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// TODO
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return FALSE;
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if (!gs_clipboardIsOpen)
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{
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gs_clipboardIsOpen = TRUE;
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return TRUE;
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}
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else
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return FALSE;
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}
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bool wxCloseClipboard()
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{
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// TODO
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return FALSE;
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if (gs_clipboardIsOpen)
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{
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gs_clipboardIsOpen = FALSE;
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return TRUE;
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}
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else
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return FALSE;
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}
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bool wxEmptyClipboard()
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{
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// TODO
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return FALSE;
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// No equivalent in Motif
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return TRUE;
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}
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bool wxClipboardOpen()
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{
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// TODO
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return FALSE;
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return gs_clipboardIsOpen;
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}
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bool wxIsClipboardFormatAvailable(int dataFormat)
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bool wxIsClipboardFormatAvailable(wxDataFormat dataFormat)
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{
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// TODO
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return FALSE;
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// Only text is supported.
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if (dataFormat != wxDF_TEXT)
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return FALSE;
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unsigned long numBytes = 0;
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long privateId = 0;
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Window window = (Window) 0;
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if (wxTheApp->GetTopWindow())
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window = XtWindow( (Widget) wxTheApp->GetTopWindow()->GetTopWidget() );
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int success = XmClipboardRetrieve((Display*) wxGetDisplay(),
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window, "TEXT", (XtPointer) 0, 0, & numBytes, & privateId) ;
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// Assume only text is supported. If we have anything at all,
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// or the clipboard is locked so we're not sure, we say we support it.
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if (success == ClipboardNoData)
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return FALSE;
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else
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return TRUE;
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}
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bool wxSetClipboardData(int dataFormat, wxObject *obj, int width, int height)
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bool wxSetClipboardData(wxDataFormat dataFormat, wxObject *obj, int width, int height)
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{
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// TODO
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return FALSE;
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if (dataFormat != wxDF_TEXT)
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return FALSE;
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char* data = (char*) obj;
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XmString text = XmStringCreateSimple ("CLIPBOARD");
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Window window = (Window) 0;
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if (wxTheApp->GetTopWindow())
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window = XtWindow( (Widget) wxTheApp->GetTopWindow()->GetTopWidget() );
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long itemId = 0;
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int result = 0;
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while ((result =
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XmClipboardStartCopy((Display*) wxGetDisplay(),
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window,
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text,
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XtLastTimestampProcessed((Display*) wxGetDisplay()),
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(Widget) 0,
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(XmCutPasteProc) 0,
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& itemId)) != ClipboardSuccess)
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;
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XmStringFree (text);
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long dataId = 0;
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while ((result =
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XmClipboardCopy((Display*) wxGetDisplay(),
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window,
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itemId,
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"TEXT",
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(XtPointer) data,
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strlen(data) + 1,
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0,
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& dataId)) != ClipboardSuccess)
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;
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while (( result =
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XmClipboardEndCopy((Display*) wxGetDisplay(),
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window, itemId) ) != ClipboardSuccess)
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;
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return TRUE;
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}
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wxObject *wxGetClipboardData(int dataFormat, long *len)
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wxObject *wxGetClipboardData(wxDataFormat dataFormat, long *len)
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{
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// TODO
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if (dataFormat != wxDF_TEXT)
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return (wxObject*) NULL;
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bool done = FALSE;
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long id = 0;
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unsigned long numBytes = 0;
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int result = 0;
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Window window = (Window) 0;
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if (wxTheApp->GetTopWindow())
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window = XtWindow( (Widget) wxTheApp->GetTopWindow()->GetTopWidget() );
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int currentDataSize = 256;
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char* data = new char[currentDataSize];
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while (!done)
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{
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if (result == ClipboardTruncate)
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{
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delete[] data;
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currentDataSize = 2*currentDataSize;
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data = new char[currentDataSize];
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}
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result = XmClipboardRetrieve((Display*) wxGetDisplay(),
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window,
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"TEXT",
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(XtPointer) data,
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currentDataSize,
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&numBytes,
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&id);
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switch (result)
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{
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case ClipboardSuccess:
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{
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if (len)
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*len = strlen(data) + 1;
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return (wxObject*) data;
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break;
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}
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case ClipboardTruncate:
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case ClipboardLocked:
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{
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break;
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}
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default:
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case ClipboardNoData:
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{
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return (wxObject*) NULL;
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break;
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}
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}
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}
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return NULL;
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}
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int wxEnumClipboardFormats(int dataFormat)
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wxDataFormat wxEnumClipboardFormats(wxDataFormat dataFormat)
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{
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// TODO
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return 0;
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// Only wxDF_TEXT supported
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if (dataFormat == (wxDataFormat) 0)
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return wxDF_TEXT;
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else
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return (wxDataFormat) 0;
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}
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int wxRegisterClipboardFormat(char *formatName)
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wxDataFormat wxRegisterClipboardFormat(char *formatName)
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{
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// TODO
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return 0;
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// Not supported
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return (wxDataFormat) 0;
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}
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bool wxGetClipboardFormatName(int dataFormat, char *formatName, int maxCount)
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bool wxGetClipboardFormatName(wxDataFormat dataFormat, char *formatName, int maxCount)
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{
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// TODO
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// Only wxDF_TEXT supported
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if (dataFormat == wxDF_TEXT)
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{
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strcpy(formatName, "TEXT");
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return TRUE;
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}
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else
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return FALSE;
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}
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//-----------------------------------------------------------------------------
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// wxClipboard
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxClipboard,wxObject)
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wxClipboard* wxTheClipboard = (wxClipboard*) NULL;
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wxClipboard::wxClipboard()
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{
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m_open = FALSE;
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}
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wxClipboard::~wxClipboard()
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{
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Clear();
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}
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void wxClipboard::Clear()
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{
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wxNode* node = m_data.First();
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while (node)
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{
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wxDataObject* data = (wxDataObject*) node->Data();
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delete data;
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node = node->Next();
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}
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m_data.Clear();
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}
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bool wxClipboard::Open()
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{
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wxCHECK_MSG( !m_open, FALSE, "clipboard already open" );
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m_open = TRUE;
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return wxOpenClipboard();
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}
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bool wxClipboard::SetData( wxDataObject *data )
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{
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wxCHECK_MSG( data, FALSE, "data is invalid" );
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wxCHECK_MSG( m_open, FALSE, "clipboard not open" );
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switch (data->GetFormat())
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{
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case wxDF_TEXT:
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case wxDF_OEMTEXT:
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{
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wxTextDataObject* textDataObject = (wxTextDataObject*) data;
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wxString str(textDataObject->GetText());
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return wxSetClipboardData(data->GetFormat(), (wxObject*) (const char*) str);
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break;
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}
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case wxDF_BITMAP:
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case wxDF_DIB:
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{
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wxBitmapDataObject* bitmapDataObject = (wxBitmapDataObject*) data;
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wxBitmap bitmap(bitmapDataObject->GetBitmap());
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return wxSetClipboardData(data->GetFormat(), & bitmap);
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break;
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}
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default:
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{
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return FALSE;
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}
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}
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return FALSE;
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}
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void wxClipboard::Close()
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{
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wxCHECK_RET( m_open, "clipboard not open" );
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m_open = FALSE;
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wxCloseClipboard();
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}
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bool wxClipboard::IsSupportedFormat( wxDataFormat format, const wxString& WXUNUSED(id) )
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{
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return wxIsClipboardFormatAvailable(format);
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}
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bool wxClipboard::GetData( wxDataObject *data )
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{
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wxCHECK_MSG( m_open, FALSE, "clipboard not open" );
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switch (data->GetFormat())
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{
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case wxDF_TEXT:
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case wxDF_OEMTEXT:
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{
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wxTextDataObject* textDataObject = (wxTextDataObject*) data;
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char* s = (char*) wxGetClipboardData(data->GetFormat());
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if (s)
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{
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textDataObject->SetText(s);
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delete[] s;
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return TRUE;
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}
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else
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return FALSE;
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break;
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}
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case wxDF_BITMAP:
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case wxDF_DIB:
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{
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wxBitmapDataObject* bitmapDataObject = (wxBitmapDataObject*) data;
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wxBitmap* bitmap = (wxBitmap*) wxGetClipboardData(data->GetFormat());
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if (bitmap)
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{
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bitmapDataObject->SetBitmap(* bitmap);
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delete bitmap;
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return TRUE;
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}
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else
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return FALSE;
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break;
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}
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default:
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{
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return FALSE;
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}
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}
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return FALSE;
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}
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//-----------------------------------------------------------------------------
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// wxClipboardModule
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxClipboardModule,wxModule)
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bool wxClipboardModule::OnInit()
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{
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wxTheClipboard = new wxClipboard();
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return TRUE;
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}
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void wxClipboardModule::OnExit()
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{
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if (wxTheClipboard) delete wxTheClipboard;
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wxTheClipboard = (wxClipboard*) NULL;
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}
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#if 0
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/*
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* Generalized clipboard implementation by Matthew Flatt
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*/
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* Old clipboard implementation by Matthew Flatt
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*/
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wxClipboard *wxTheClipboard = NULL;
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void wxInitClipboard()
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{
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if (!wxTheClipboard)
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wxTheClipboard = new wxClipboard;
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if (!wxTheClipboard)
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wxTheClipboard = new wxClipboard;
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}
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wxClipboard::wxClipboard()
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{
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clipOwner = NULL;
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cbString = NULL;
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clipOwner = NULL;
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cbString = NULL;
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}
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wxClipboard::~wxClipboard()
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{
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if (clipOwner)
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clipOwner->BeingReplaced();
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if (cbString)
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delete[] cbString;
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if (clipOwner)
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clipOwner->BeingReplaced();
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if (cbString)
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delete[] cbString;
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}
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static int FormatStringToID(char *str)
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{
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if (!strcmp(str, "TEXT"))
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return wxDF_TEXT;
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return wxRegisterClipboardFormat(str);
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if (!strcmp(str, "TEXT"))
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return wxDF_TEXT;
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return wxRegisterClipboardFormat(str);
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}
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void wxClipboard::SetClipboardClient(wxClipboardClient *client, long time)
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{
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bool got_selection;
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if (clipOwner)
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clipOwner->BeingReplaced();
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clipOwner = client;
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if (cbString) {
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delete[] cbString;
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cbString = NULL;
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}
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if (wxOpenClipboard()) {
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char **formats, *data;
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int i;
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int ftype;
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long size;
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formats = clipOwner->formats.ListToArray(FALSE);
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for (i = clipOwner->formats.Number(); i--; ) {
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ftype = FormatStringToID(formats[i]);
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data = clipOwner->GetData(formats[i], &size);
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if (!wxSetClipboardData(ftype, (wxObject *)data, size, 1)) {
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got_selection = FALSE;
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break;
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}
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bool got_selection;
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if (clipOwner)
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clipOwner->BeingReplaced();
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clipOwner = client;
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if (cbString) {
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delete[] cbString;
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cbString = NULL;
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}
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if (wxOpenClipboard()) {
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char **formats, *data;
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int i;
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int ftype;
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long size;
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formats = clipOwner->formats.ListToArray(FALSE);
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for (i = clipOwner->formats.Number(); i--; ) {
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ftype = FormatStringToID(formats[i]);
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data = clipOwner->GetData(formats[i], &size);
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if (!wxSetClipboardData(ftype, (wxObject *)data, size, 1)) {
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got_selection = FALSE;
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break;
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}
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}
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if (i < 0)
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got_selection = wxCloseClipboard();
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} else
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got_selection = FALSE;
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got_selection = FALSE; // Assume another process takes over
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if (!got_selection) {
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clipOwner->BeingReplaced();
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clipOwner = NULL;
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}
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if (i < 0)
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got_selection = wxCloseClipboard();
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} else
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got_selection = FALSE;
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got_selection = FALSE; // Assume another process takes over
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if (!got_selection) {
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clipOwner->BeingReplaced();
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clipOwner = NULL;
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}
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}
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wxClipboardClient *wxClipboard::GetClipboardClient()
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{
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return clipOwner;
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return clipOwner;
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}
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void wxClipboard::SetClipboardString(char *str, long time)
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{
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bool got_selection;
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if (clipOwner) {
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clipOwner->BeingReplaced();
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clipOwner = NULL;
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}
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if (cbString)
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delete[] cbString;
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cbString = str;
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if (wxOpenClipboard()) {
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if (!wxSetClipboardData(wxDF_TEXT, (wxObject *)str))
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got_selection = FALSE;
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else
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got_selection = wxCloseClipboard();
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} else
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got_selection = FALSE;
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got_selection = FALSE; // Assume another process takes over
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if (!got_selection) {
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delete[] cbString;
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cbString = NULL;
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}
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bool got_selection;
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if (clipOwner) {
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clipOwner->BeingReplaced();
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clipOwner = NULL;
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}
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if (cbString)
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delete[] cbString;
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cbString = str;
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if (wxOpenClipboard()) {
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if (!wxSetClipboardData(wxDF_TEXT, (wxObject *)str))
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got_selection = FALSE;
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else
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got_selection = wxCloseClipboard();
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} else
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got_selection = FALSE;
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got_selection = FALSE; // Assume another process takes over
|
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|
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if (!got_selection) {
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delete[] cbString;
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cbString = NULL;
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}
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}
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char *wxClipboard::GetClipboardString(long time)
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{
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char *str;
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long length;
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||||
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||||
str = GetClipboardData("TEXT", &length, time);
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||||
if (!str) {
|
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str = new char[1];
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*str = 0;
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}
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return str;
|
||||
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;
|
||||
}
|
||||
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
|
||||
|
||||
|
||||
Reference in New Issue
Block a user