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Fixed getWindowProperty(). It wasn't catching all failure

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cases correctly.
This commit is contained in:
crs 2003-03-21 19:13:15 +00:00
parent a5633b1971
commit 995c9547cf
1 changed files with 7 additions and 6 deletions
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13
lib/platform/CXWindowsUtil.cpp
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@ -35,7 +35,7 @@ CXWindowsUtil::getWindowProperty(Display* display, Window window,
CXWindowsUtil::CErrorLock lock(display);
// read the property
int result = Success;
bool okay = true;
const long length = XMaxRequestSize(display);
long offset = 0;
unsigned long bytesLeft = 1;
@ -43,12 +43,13 @@ CXWindowsUtil::getWindowProperty(Display* display, Window window,
// get more data
unsigned long numItems;
unsigned char* rawData;
result = XGetWindowProperty(display, window, property,
if (XGetWindowProperty(display, window, property,
offset, length, False, AnyPropertyType,
&actualType, &actualDatumSize,
&numItems, &bytesLeft, &rawData);
if (result != Success || actualType == None || actualDatumSize == 0) {
&numItems, &bytesLeft, &rawData) != Success ||
actualType == None || actualDatumSize == 0) {
// failed
okay = false;
break;
}
@ -98,12 +99,12 @@ CXWindowsUtil::getWindowProperty(Display* display, Window window,
*format = static_cast<SInt32>(actualDatumSize);
}
if (result == Success) {
if (okay) {
LOG((CLOG_DEBUG2 "read property %d on window 0x%08x: bytes=%d", property, window, (data == NULL) ? 0 : data->size()));
return true;
}
else {
LOG((CLOG_DEBUG1 "can't read property %d on window 0x%08x", property, window));
LOG((CLOG_DEBUG2 "can't read property %d on window 0x%08x", property, window));
return false;
}
}