Added throwing rfb::UnsupportedPixelFormatExceptions exception in ScaledDIBSectionBuffer class.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@2368 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/win/rfb_win32/ScaledDIBSectionBuffer.cxx b/win/rfb_win32/ScaledDIBSectionBuffer.cxx
index efa27a0..a3eb4fb 100644
--- a/win/rfb_win32/ScaledDIBSectionBuffer.cxx
+++ b/win/rfb_win32/ScaledDIBSectionBuffer.cxx
@@ -41,6 +41,7 @@
void ScaledDIBSectionBuffer::setScale(int scale_) {
if (scale == scale_ || scale_ <= 0) return;
+ if (!(getPixelFormat().trueColour) && scale_ != 100) throw rfb::UnsupportedPixelFormatException();
ScaledPixelBuffer::setScale(scale_);
if (scale == 100) scaling = false;
else scaling = true;
@@ -50,7 +51,7 @@
void ScaledDIBSectionBuffer::setPF(const PixelFormat &pf_) {
if (memcmp(&(ScaledPixelBuffer::pf), &pf_, sizeof(pf_)) == 0) return;
- if (!pf_.trueColour) throw rfb::UnsupportedPixelFormatException();
+ if (!pf_.trueColour && isScaling()) throw rfb::UnsupportedPixelFormatException();
pf = pf_;
if (scaling) {
diff --git a/win/vncviewer/DesktopWindow.cxx b/win/vncviewer/DesktopWindow.cxx
index 7543707..296be66 100644
--- a/win/vncviewer/DesktopWindow.cxx
+++ b/win/vncviewer/DesktopWindow.cxx
@@ -73,7 +73,7 @@
try {
result = _this->processMessage(msg, wParam, lParam);
} catch (rfb::UnsupportedPixelFormatException &e) {
- MsgBox(0, e.str(), MB_OK);
+ MsgBox(0, e.str(), MB_OK | MB_ICONINFORMATION);
_this->getCallback()->closeWindow();
} catch (rdr::Exception& e) {
vlog.error("untrapped: %s", e.str());