hw/xwin: Ensure we own the clipboard before checking the format of it's contents

Ensure we own the clipboard before checking the format of it's contents, this
prevents the contents from changing underneath us.

Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
Reviewed-by: Colin Harrison <colin.harrison@virgin.net>
This commit is contained in:
Jon TURNEY 2012-02-24 15:32:26 +00:00
parent a4f357c620
commit 3ab95a2a5c

View File

@ -165,6 +165,24 @@ winClipboardFlushXEvents(HWND hwnd,
break;
}
/* Close clipboard if we have it open already */
if (GetOpenClipboardWindow() == hwnd) {
CloseClipboard();
}
/* Access the clipboard */
if (!OpenClipboard(hwnd)) {
ErrorF("winClipboardFlushXEvents - SelectionRequest - "
"OpenClipboard () failed: %08lx\n", GetLastError());
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Indicate that clipboard was opened */
fCloseClipboard = TRUE;
/* Check that clipboard format is available */
if (fUseUnicode && !IsClipboardFormatAvailable(CF_UNICODETEXT)) {
static int count; /* Hack to stop acroread spamming the log */
@ -192,24 +210,6 @@ winClipboardFlushXEvents(HWND hwnd,
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: %08lx\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;