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Diffstat (limited to 'xorg-server/hw/xwin/winclipboardxevents.c')
-rw-r--r--xorg-server/hw/xwin/winclipboardxevents.c76
1 files changed, 56 insertions, 20 deletions
diff --git a/xorg-server/hw/xwin/winclipboardxevents.c b/xorg-server/hw/xwin/winclipboardxevents.c
index d4c617bec..09bdb7396 100644
--- a/xorg-server/hw/xwin/winclipboardxevents.c
+++ b/xorg-server/hw/xwin/winclipboardxevents.c
@@ -1,5 +1,6 @@
/*
*Copyright (C) 2003-2004 Harold L Hunt II All Rights Reserved.
+ *Copyright (C) Colin Harrison 2005-2008
*
*Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
@@ -20,12 +21,13 @@
*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.
+ *Except as contained in this notice, the name of the copyright holder(s)
+ *and author(s) shall not be used in advertising or otherwise to promote
+ *the sale, use or other dealings in this Software without prior written
+ *authorization from the copyright holder(s) and author(s).
*
* Authors: Harold L Hunt II
+ * Colin Harrison
*/
#ifdef HAVE_XWIN_CONFIG_H
@@ -51,18 +53,25 @@ winClipboardFlushXEvents (HWND hwnd,
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);
+ static Atom atomLocalProperty, atomCompoundText;
+ static Atom atomUTF8String, atomTargets;
+
+ if (atomLocalProperty == None)
+ atomLocalProperty = XInternAtom (pDisplay,
+ WIN_LOCAL_PROPERTY,
+ False);
+ if (atomUTF8String == None)
+ atomUTF8String = XInternAtom (pDisplay,
+ "UTF8_STRING",
+ False);
+ if (atomCompoundText == None)
+ atomCompoundText = XInternAtom (pDisplay,
+ "COMPOUND_TEXT",
+ False);
+ if (atomTargets == None)
+ atomTargets = XInternAtom (pDisplay,
+ "TARGETS",
+ False);
/* Process all pending events */
while (XPending (pDisplay))
@@ -183,6 +192,7 @@ winClipboardFlushXEvents (HWND hwnd,
}
/* Check that clipboard format is available */
+ XLockDisplay (pDisplay);
if (fUseUnicode
&& !IsClipboardFormatAvailable (CF_UNICODETEXT))
{
@@ -190,6 +200,7 @@ winClipboardFlushXEvents (HWND hwnd,
"available from Win32 clipboard. Aborting.\n");
/* Abort */
+ XUnlockDisplay (pDisplay);
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
@@ -200,6 +211,7 @@ winClipboardFlushXEvents (HWND hwnd,
"available from Win32 clipboard. Aborting.\n");
/* Abort */
+ XUnlockDisplay (pDisplay);
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
@@ -218,6 +230,7 @@ winClipboardFlushXEvents (HWND hwnd,
GetLastError ());
/* Abort */
+ XUnlockDisplay (pDisplay);
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
@@ -259,6 +272,7 @@ winClipboardFlushXEvents (HWND hwnd,
GetLastError ());
/* Abort */
+ XUnlockDisplay (pDisplay);
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
@@ -294,6 +308,7 @@ winClipboardFlushXEvents (HWND hwnd,
/* Convert DOS string to UNIX string */
winClipboardDOStoUNIX (pszConvertData, strlen (pszConvertData));
+ XUnlockDisplay (pDisplay);
/* Setup our text list */
pszTextList[0] = pszConvertData;
@@ -301,6 +316,7 @@ winClipboardFlushXEvents (HWND hwnd,
/* Initialize the text property */
xtpText.value = NULL;
+ xtpText.nitems = 0;
/* Create the text property from the text list */
if (fUseUnicode)
@@ -361,10 +377,13 @@ winClipboardFlushXEvents (HWND hwnd,
/* Release the clipboard data */
GlobalUnlock (hGlobal);
pszGlobalData = NULL;
+ fCloseClipboard = FALSE;
+ CloseClipboard ();
/* Clean up */
XFree (xtpText.value);
xtpText.value = NULL;
+ xtpText.nitems = 0;
/* Setup selection notify event */
eventSelection.type = SelectionNotify;
@@ -395,7 +414,11 @@ winClipboardFlushXEvents (HWND hwnd,
winClipboardFlushXEvents_SelectionRequest_Done:
/* Free allocated resources */
if (xtpText.value)
+ {
XFree (xtpText.value);
+ xtpText.value = NULL;
+ xtpText.nitems = 0;
+ }
if (pszConvertData)
free (pszConvertData);
if (hGlobal && pszGlobalData)
@@ -436,7 +459,10 @@ winClipboardFlushXEvents (HWND hwnd,
/* Close clipboard if it was opened */
if (fCloseClipboard)
+ {
+ fCloseClipboard = FALSE;
CloseClipboard ();
+ }
break;
@@ -618,11 +644,12 @@ winClipboardFlushXEvents (HWND hwnd,
/* Conversion succeeded or some unconvertible characters */
if (ppszTextList != NULL)
{
+ iReturnDataLen = 0;
for (i = 0; i < iCount; i++)
{
iReturnDataLen += strlen(ppszTextList[i]);
}
- pszReturnData = malloc (iReturnDataLen + 1);
+ pszReturnData = (char *) malloc (iReturnDataLen + 1);
pszReturnData[0] = '\0';
for (i = 0; i < iCount; i++)
{
@@ -633,7 +660,7 @@ winClipboardFlushXEvents (HWND hwnd,
{
ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
"X*TextPropertyToTextList list_return is NULL.\n");
- pszReturnData = malloc (1);
+ pszReturnData = (char *) malloc (1);
pszReturnData[0] = '\0';
}
}
@@ -653,7 +680,7 @@ winClipboardFlushXEvents (HWND hwnd,
ErrorF ("%d", iReturn);
break;
}
- pszReturnData = malloc (1);
+ pszReturnData = (char *) malloc (1);
pszReturnData[0] = '\0';
}
@@ -663,9 +690,11 @@ winClipboardFlushXEvents (HWND hwnd,
ppszTextList = NULL;
XFree (xtpText.value);
xtpText.value = NULL;
+ xtpText.nitems = 0;
/* Convert the X clipboard string to DOS format */
- winClipboardUNIXtoDOS (&pszReturnData, strlen (pszReturnData));
+ XLockDisplay (pDisplay);
+ winClipboardUNIXtoDOS ((unsigned char **)&pszReturnData, strlen (pszReturnData));
if (fUseUnicode)
{
@@ -711,6 +740,8 @@ winClipboardFlushXEvents (HWND hwnd,
hGlobal = GlobalAlloc (GMEM_MOVEABLE, iConvertDataLen);
}
+ free (pszReturnData);
+
/* Check that global memory was allocated */
if (!hGlobal)
{
@@ -770,11 +801,16 @@ winClipboardFlushXEvents (HWND hwnd,
*/
winClipboardFlushXEvents_SelectionNotify_Done:
+ XUnlockDisplay (pDisplay);
/* Free allocated resources */
if (ppszTextList)
XFreeStringList (ppszTextList);
if (xtpText.value)
+ {
XFree (xtpText.value);
+ xtpText.value = NULL;
+ xtpText.nitems = 0;
+ }
if (pszConvertData)
free (pszConvertData);
if (pwszUnicodeStr)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 04:57:58 +0000