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-rw-r--r--lib/gdi/grc.cpp14
1 files changed, 10 insertions, 4 deletions
diff --git a/lib/gdi/grc.cpp b/lib/gdi/grc.cpp
index 05aaa6ff..55d266c0 100644
--- a/lib/gdi/grc.cpp
+++ b/lib/gdi/grc.cpp
@@ -1,5 +1,5 @@
// for debugging use:
-#define SYNC_PAINT
+// #define SYNC_PAINT
#include <unistd.h>
#ifndef SYNC_PAINT
#include <pthread.h>
@@ -55,6 +55,7 @@ gRC::~gRC()
void *gRC::thread()
{
+ int need_notify = 0;
#ifndef SYNC_PAINT
while (1)
#else
@@ -66,12 +67,17 @@ void *gRC::thread()
if (o.opcode==gOpcode::shutdown)
break;
if (o.opcode==gOpcode::notify)
- {
- m_notify_pump.send(1);
- } else
+ need_notify = 1;
+ else
o.dc->exec(&o);
o.dc->Release();
queue.dequeue();
+
+ if ((!queue.size()) && need_notify)
+ {
+ need_notify = 0;
+ m_notify_pump.send(1);
+ }
}
#ifndef SYNC_PAINT
pthread_exit(0);