diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xwin/winclipboardxevents.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/xwin/winclipboardxevents.c | 796 |
1 files changed, 0 insertions, 796 deletions
diff --git a/nx-X11/programs/Xserver/hw/xwin/winclipboardxevents.c b/nx-X11/programs/Xserver/hw/xwin/winclipboardxevents.c deleted file mode 100644 index d4c617bec..000000000 --- a/nx-X11/programs/Xserver/hw/xwin/winclipboardxevents.c +++ /dev/null @@ -1,796 +0,0 @@ -/* - *Copyright (C) 2003-2004 Harold L Hunt II All Rights Reserved. - * - *Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files (the - *"Software"), to deal in the Software without restriction, including - *without limitation the rights to use, copy, modify, merge, publish, - *distribute, sublicense, and/or sell copies of the Software, and to - *permit persons to whom the Software is furnished to do so, subject to - *the following conditions: - * - *The above copyright notice and this permission notice shall be - *included in all copies or substantial portions of the Software. - * - *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - *NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR - *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - *Except as contained in this notice, the name of Harold L Hunt II - *shall not be used in advertising or otherwise to promote the sale, use - *or other dealings in this Software without prior written authorization - *from Harold L Hunt II. - * - * Authors: Harold L Hunt II - */ - -#ifdef HAVE_XWIN_CONFIG_H -#include <xwin-config.h> -#endif -#include "winclipboard.h" - - -/* - * References to external symbols - */ - -extern Bool g_fUnicodeSupport; - - -/* - * Process any pending X events - */ - -int -winClipboardFlushXEvents (HWND hwnd, - int iWindow, - Display *pDisplay, - Bool fUseUnicode) -{ - Atom atomLocalProperty = XInternAtom (pDisplay, - WIN_LOCAL_PROPERTY, - False); - Atom atomUTF8String = XInternAtom (pDisplay, - "UTF8_STRING", - False); - Atom atomCompoundText = XInternAtom (pDisplay, - "COMPOUND_TEXT", - False); - Atom atomTargets = XInternAtom (pDisplay, - "TARGETS", - False); - - /* Process all pending events */ - while (XPending (pDisplay)) - { - XTextProperty xtpText = {0}; - XEvent event; - XSelectionEvent eventSelection; - unsigned long ulReturnBytesLeft; - unsigned char *pszReturnData = NULL; - char *pszGlobalData = NULL; - int iReturn; - HGLOBAL hGlobal = NULL; - XICCEncodingStyle xiccesStyle; - int iConvertDataLen = 0; - char *pszConvertData = NULL; - char *pszTextList[2] = {NULL}; - int iCount; - char **ppszTextList = NULL; - wchar_t *pwszUnicodeStr = NULL; - int iUnicodeLen = 0; - int iReturnDataLen = 0; - int i; - Bool fAbort = FALSE; - Bool fCloseClipboard = FALSE; - Bool fSetClipboardData = TRUE; - - /* Get the next event - will not block because one is ready */ - XNextEvent (pDisplay, &event); - - /* Branch on the event type */ - switch (event.type) - { - /* - * SelectionRequest - */ - - case SelectionRequest: -#if 0 - { - char *pszAtomName = NULL; - - ErrorF ("SelectionRequest - target %d\n", - event.xselectionrequest.target); - - pszAtomName = XGetAtomName (pDisplay, - event.xselectionrequest.target); - ErrorF ("SelectionRequest - Target atom name %s\n", pszAtomName); - XFree (pszAtomName); - pszAtomName = NULL; - } -#endif - - /* Abort if invalid target type */ - if (event.xselectionrequest.target != XA_STRING - && event.xselectionrequest.target != atomUTF8String - && event.xselectionrequest.target != atomCompoundText - && event.xselectionrequest.target != atomTargets) - { - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionRequest_Done; - } - - /* Handle targets type of request */ - if (event.xselectionrequest.target == atomTargets) - { - Atom atomTargetArr[] = {atomTargets, - atomCompoundText, - atomUTF8String, - XA_STRING}; - - /* Try to change the property */ - iReturn = XChangeProperty (pDisplay, - event.xselectionrequest.requestor, - event.xselectionrequest.property, - XA_ATOM, - 32, - PropModeReplace, - (unsigned char *) atomTargetArr, - (sizeof (atomTargetArr) - / sizeof (atomTargetArr[0]))); - if (iReturn == BadAlloc - || iReturn == BadAtom - || iReturn == BadMatch - || iReturn == BadValue - || iReturn == BadWindow) - { - ErrorF ("winClipboardFlushXEvents - SelectionRequest - " - "XChangeProperty failed: %d\n", - iReturn); - } - - /* Setup selection notify xevent */ - eventSelection.type = SelectionNotify; - eventSelection.send_event = True; - eventSelection.display = pDisplay; - eventSelection.requestor = event.xselectionrequest.requestor; - eventSelection.selection = event.xselectionrequest.selection; - eventSelection.target = event.xselectionrequest.target; - eventSelection.property = event.xselectionrequest.property; - eventSelection.time = event.xselectionrequest.time; - - /* - * Notify the requesting window that - * the operation has completed - */ - iReturn = XSendEvent (pDisplay, - eventSelection.requestor, - False, - 0L, - (XEvent *) &eventSelection); - if (iReturn == BadValue || iReturn == BadWindow) - { - ErrorF ("winClipboardFlushXEvents - SelectionRequest - " - "XSendEvent () failed\n"); - } - break; - } - - /* Check that clipboard format is available */ - if (fUseUnicode - && !IsClipboardFormatAvailable (CF_UNICODETEXT)) - { - ErrorF ("winClipboardFlushXEvents - CF_UNICODETEXT is not " - "available from Win32 clipboard. Aborting.\n"); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionRequest_Done; - } - else if (!fUseUnicode - && !IsClipboardFormatAvailable (CF_TEXT)) - { - ErrorF ("winClipboardFlushXEvents - CF_TEXT is not " - "available from Win32 clipboard. Aborting.\n"); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionRequest_Done; - } - - /* Close clipboard if we have it open already */ - if (GetOpenClipboardWindow () == hwnd) - { - CloseClipboard (); - } - - /* Access the clipboard */ - if (!OpenClipboard (hwnd)) - { - ErrorF ("winClipboardFlushXEvents - SelectionRequest - " - "OpenClipboard () failed: %08x\n", - GetLastError ()); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionRequest_Done; - } - - /* Indicate that clipboard was opened */ - fCloseClipboard = TRUE; - - /* Setup the string style */ - if (event.xselectionrequest.target == XA_STRING) - xiccesStyle = XStringStyle; -#ifdef X_HAVE_UTF8_STRING - else if (event.xselectionrequest.target == atomUTF8String) - xiccesStyle = XUTF8StringStyle; -#endif - else if (event.xselectionrequest.target == atomCompoundText) - xiccesStyle = XCompoundTextStyle; - else - xiccesStyle = XStringStyle; - - /* - * FIXME: Can't pass CF_UNICODETEXT on Windows 95/98/Me - */ - - /* Get a pointer to the clipboard text, in desired format */ - if (fUseUnicode) - { - /* Retrieve clipboard data */ - hGlobal = GetClipboardData (CF_UNICODETEXT); - } - else - { - /* Retrieve clipboard data */ - hGlobal = GetClipboardData (CF_TEXT); - } - if (!hGlobal) - { - ErrorF ("winClipboardFlushXEvents - SelectionRequest - " - "GetClipboardData () failed: %08x\n", - GetLastError ()); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionRequest_Done; - } - pszGlobalData = (char *) GlobalLock (hGlobal); - - /* Convert the Unicode string to UTF8 (MBCS) */ - if (fUseUnicode) - { - iConvertDataLen = WideCharToMultiByte (CP_UTF8, - 0, - (LPCWSTR)pszGlobalData, - -1, - NULL, - 0, - NULL, - NULL); - /* NOTE: iConvertDataLen includes space for null terminator */ - pszConvertData = (char *) malloc (iConvertDataLen); - WideCharToMultiByte (CP_UTF8, - 0, - (LPCWSTR)pszGlobalData, - -1, - pszConvertData, - iConvertDataLen, - NULL, - NULL); - } - else - { - pszConvertData = strdup (pszGlobalData); - iConvertDataLen = strlen (pszConvertData) + 1; - } - - /* Convert DOS string to UNIX string */ - winClipboardDOStoUNIX (pszConvertData, strlen (pszConvertData)); - - /* Setup our text list */ - pszTextList[0] = pszConvertData; - pszTextList[1] = NULL; - - /* Initialize the text property */ - xtpText.value = NULL; - - /* Create the text property from the text list */ - if (fUseUnicode) - { -#ifdef X_HAVE_UTF8_STRING - iReturn = Xutf8TextListToTextProperty (pDisplay, - pszTextList, - 1, - xiccesStyle, - &xtpText); -#endif - } - else - { - iReturn = XmbTextListToTextProperty (pDisplay, - pszTextList, - 1, - xiccesStyle, - &xtpText); - } - if (iReturn == XNoMemory || iReturn == XLocaleNotSupported) - { - ErrorF ("winClipboardFlushXEvents - SelectionRequest - " - "X*TextListToTextProperty failed: %d\n", - iReturn); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionRequest_Done; - } - - /* Free the converted string */ - free (pszConvertData); - pszConvertData = NULL; - - /* Copy the clipboard text to the requesting window */ - iReturn = XChangeProperty (pDisplay, - event.xselectionrequest.requestor, - event.xselectionrequest.property, - event.xselectionrequest.target, - 8, - PropModeReplace, - xtpText.value, - xtpText.nitems); - if (iReturn == BadAlloc || iReturn == BadAtom - || iReturn == BadMatch || iReturn == BadValue - || iReturn == BadWindow) - { - ErrorF ("winClipboardFlushXEvents - SelectionRequest - " - "XChangeProperty failed: %d\n", - iReturn); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionRequest_Done; - } - - /* Release the clipboard data */ - GlobalUnlock (hGlobal); - pszGlobalData = NULL; - - /* Clean up */ - XFree (xtpText.value); - xtpText.value = NULL; - - /* Setup selection notify event */ - eventSelection.type = SelectionNotify; - eventSelection.send_event = True; - eventSelection.display = pDisplay; - eventSelection.requestor = event.xselectionrequest.requestor; - eventSelection.selection = event.xselectionrequest.selection; - eventSelection.target = event.xselectionrequest.target; - eventSelection.property = event.xselectionrequest.property; - eventSelection.time = event.xselectionrequest.time; - - /* Notify the requesting window that the operation has completed */ - iReturn = XSendEvent (pDisplay, - eventSelection.requestor, - False, - 0L, - (XEvent *) &eventSelection); - if (iReturn == BadValue || iReturn == BadWindow) - { - ErrorF ("winClipboardFlushXEvents - SelectionRequest - " - "XSendEvent () failed\n"); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionRequest_Done; - } - - winClipboardFlushXEvents_SelectionRequest_Done: - /* Free allocated resources */ - if (xtpText.value) - XFree (xtpText.value); - if (pszConvertData) - free (pszConvertData); - if (hGlobal && pszGlobalData) - GlobalUnlock (hGlobal); - - /* - * Send a SelectionNotify event to the requesting - * client when we abort. - */ - if (fAbort) - { - /* Setup selection notify event */ - eventSelection.type = SelectionNotify; - eventSelection.send_event = True; - eventSelection.display = pDisplay; - eventSelection.requestor = event.xselectionrequest.requestor; - eventSelection.selection = event.xselectionrequest.selection; - eventSelection.target = event.xselectionrequest.target; - eventSelection.property = None; - eventSelection.time = event.xselectionrequest.time; - - /* Notify the requesting window that the operation is complete */ - iReturn = XSendEvent (pDisplay, - eventSelection.requestor, - False, - 0L, - (XEvent *) &eventSelection); - if (iReturn == BadValue || iReturn == BadWindow) - { - /* - * Should not be a problem if XSendEvent fails because - * the client may simply have exited. - */ - ErrorF ("winClipboardFlushXEvents - SelectionRequest - " - "XSendEvent () failed for abort event.\n"); - } - } - - /* Close clipboard if it was opened */ - if (fCloseClipboard) - CloseClipboard (); - break; - - - /* - * SelectionNotify - */ - - case SelectionNotify: -#if 0 - ErrorF ("winClipboardFlushXEvents - SelectionNotify\n"); - { - char *pszAtomName; - - pszAtomName = XGetAtomName (pDisplay, - event.xselection.selection); - - ErrorF ("winClipboardFlushXEvents - SelectionNotify - ATOM: %s\n", - pszAtomName); - - XFree (pszAtomName); - } -#endif - - - /* - * Request conversion of UTF8 and CompoundText targets. - */ - if (event.xselection.property == None) - { - if (event.xselection.target == XA_STRING) - { -#if 0 - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "XA_STRING\n"); -#endif - return WIN_XEVENTS_CONVERT; - } - else if (event.xselection.target == atomUTF8String) - { -#if 0 - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "Requesting conversion of UTF8 target.\n"); -#endif - iReturn = XConvertSelection (pDisplay, - event.xselection.selection, - XA_STRING, - atomLocalProperty, - iWindow, - CurrentTime); - if (iReturn != Success) - { - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "XConvertSelection () failed for UTF8String, " - "aborting: %d\n", - iReturn); - break; - } - - /* Process the ConvertSelection event */ - XFlush (pDisplay); - return WIN_XEVENTS_CONVERT; - } -#ifdef X_HAVE_UTF8_STRING - else if (event.xselection.target == atomCompoundText) - { -#if 0 - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "Requesting conversion of CompoundText target.\n"); -#endif - iReturn = XConvertSelection (pDisplay, - event.xselection.selection, - atomUTF8String, - atomLocalProperty, - iWindow, - CurrentTime); - if (iReturn != Success) - { - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "XConvertSelection () failed for CompoundText, " - "aborting: %d\n", - iReturn); - break; - } - - /* Process the ConvertSelection event */ - XFlush (pDisplay); - return WIN_XEVENTS_CONVERT; - } -#endif - else - { - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "Unknown format. Cannot request conversion, " - "aborting.\n"); - break; - } - } - - /* Retrieve the size of the stored data */ - iReturn = XGetWindowProperty (pDisplay, - iWindow, - atomLocalProperty, - 0, - 0, /* Don't get data, just size */ - False, - AnyPropertyType, - &xtpText.encoding, - &xtpText.format, - &xtpText.nitems, - &ulReturnBytesLeft, - &xtpText.value); - if (iReturn != Success) - { - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "XGetWindowProperty () failed, aborting: %d\n", - iReturn); - break; - } - -#if 0 - ErrorF ("SelectionNotify - returned data %d left %d\n", - xtpText.nitems, ulReturnBytesLeft); -#endif - - /* Request the selection data */ - iReturn = XGetWindowProperty (pDisplay, - iWindow, - atomLocalProperty, - 0, - ulReturnBytesLeft, - False, - AnyPropertyType, - &xtpText.encoding, - &xtpText.format, - &xtpText.nitems, - &ulReturnBytesLeft, - &xtpText.value); - if (iReturn != Success) - { - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "XGetWindowProperty () failed, aborting: %d\n", - iReturn); - break; - } - -#if 0 - { - char *pszAtomName = NULL; - - ErrorF ("SelectionNotify - returned data %d left %d\n", - xtpText.nitems, ulReturnBytesLeft); - - pszAtomName = XGetAtomName(pDisplay, xtpText.encoding); - ErrorF ("Notify atom name %s\n", pszAtomName); - XFree (pszAtomName); - pszAtomName = NULL; - } -#endif - - if (fUseUnicode) - { -#ifdef X_HAVE_UTF8_STRING - /* Convert the text property to a text list */ - iReturn = Xutf8TextPropertyToTextList (pDisplay, - &xtpText, - &ppszTextList, - &iCount); -#endif - } - else - { - iReturn = XmbTextPropertyToTextList (pDisplay, - &xtpText, - &ppszTextList, - &iCount); - } - if (iReturn == Success || iReturn > 0) - { - /* Conversion succeeded or some unconvertible characters */ - if (ppszTextList != NULL) - { - for (i = 0; i < iCount; i++) - { - iReturnDataLen += strlen(ppszTextList[i]); - } - pszReturnData = malloc (iReturnDataLen + 1); - pszReturnData[0] = '\0'; - for (i = 0; i < iCount; i++) - { - strcat (pszReturnData, ppszTextList[i]); - } - } - else - { - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "X*TextPropertyToTextList list_return is NULL.\n"); - pszReturnData = malloc (1); - pszReturnData[0] = '\0'; - } - } - else - { - ErrorF ("winClipboardFlushXEvents - SelectionNotify - " - "X*TextPropertyToTextList returned: "); - switch (iReturn) - { - case XNoMemory: - ErrorF ("XNoMemory\n"); - break; - case XConverterNotFound: - ErrorF ("XConverterNotFound\n"); - break; - default: - ErrorF ("%d", iReturn); - break; - } - pszReturnData = malloc (1); - pszReturnData[0] = '\0'; - } - - /* Free the data returned from XGetWindowProperty */ - if (ppszTextList) - XFreeStringList (ppszTextList); - ppszTextList = NULL; - XFree (xtpText.value); - xtpText.value = NULL; - - /* Convert the X clipboard string to DOS format */ - winClipboardUNIXtoDOS (&pszReturnData, strlen (pszReturnData)); - - if (fUseUnicode) - { - /* Find out how much space needed to convert MBCS to Unicode */ - iUnicodeLen = MultiByteToWideChar (CP_UTF8, - 0, - pszReturnData, - -1, - NULL, - 0); - - /* Allocate memory for the Unicode string */ - pwszUnicodeStr - = (wchar_t*) malloc (sizeof (wchar_t) * (iUnicodeLen + 1)); - if (!pwszUnicodeStr) - { - ErrorF ("winClipboardFlushXEvents - SelectionNotify " - "malloc failed for pwszUnicodeStr, aborting.\n"); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionNotify_Done; - } - - /* Do the actual conversion */ - MultiByteToWideChar (CP_UTF8, - 0, - pszReturnData, - -1, - pwszUnicodeStr, - iUnicodeLen); - - /* Allocate global memory for the X clipboard data */ - hGlobal = GlobalAlloc (GMEM_MOVEABLE, - sizeof (wchar_t) * (iUnicodeLen + 1)); - } - else - { - pszConvertData = strdup (pszReturnData); - iConvertDataLen = strlen (pszConvertData) + 1; - - /* Allocate global memory for the X clipboard data */ - hGlobal = GlobalAlloc (GMEM_MOVEABLE, iConvertDataLen); - } - - /* Check that global memory was allocated */ - if (!hGlobal) - { - ErrorF ("winClipboardFlushXEvents - SelectionNotify " - "GlobalAlloc failed, aborting: %ld\n", - GetLastError ()); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionNotify_Done; - } - - /* Obtain a pointer to the global memory */ - pszGlobalData = GlobalLock (hGlobal); - if (pszGlobalData == NULL) - { - ErrorF ("winClipboardFlushXEvents - Could not lock global " - "memory for clipboard transfer\n"); - - /* Abort */ - fAbort = TRUE; - goto winClipboardFlushXEvents_SelectionNotify_Done; - } - - /* Copy the returned string into the global memory */ - if (fUseUnicode) - { - memcpy (pszGlobalData, - pwszUnicodeStr, - sizeof (wchar_t) * (iUnicodeLen + 1)); - free (pwszUnicodeStr); - pwszUnicodeStr = NULL; - } - else - { - strcpy (pszGlobalData, pszConvertData); - free (pszConvertData); - pszConvertData = NULL; - } - - /* Release the pointer to the global memory */ - GlobalUnlock (hGlobal); - pszGlobalData = NULL; - - /* Push the selection data to the Windows clipboard */ - if (fUseUnicode) - SetClipboardData (CF_UNICODETEXT, hGlobal); - else - SetClipboardData (CF_TEXT, hGlobal); - - /* Flag that SetClipboardData has been called */ - fSetClipboardData = FALSE; - - /* - * NOTE: Do not try to free pszGlobalData, it is owned by - * Windows after the call to SetClipboardData (). - */ - - winClipboardFlushXEvents_SelectionNotify_Done: - /* Free allocated resources */ - if (ppszTextList) - XFreeStringList (ppszTextList); - if (xtpText.value) - XFree (xtpText.value); - if (pszConvertData) - free (pszConvertData); - if (pwszUnicodeStr) - free (pwszUnicodeStr); - if (hGlobal && pszGlobalData) - GlobalUnlock (hGlobal); - if (fSetClipboardData && g_fUnicodeSupport) - SetClipboardData (CF_UNICODETEXT, NULL); - if (fSetClipboardData) - SetClipboardData (CF_TEXT, NULL); - return WIN_XEVENTS_NOTIFY; - - default: - break; - } - } - - return WIN_XEVENTS_SUCCESS; -} |