Huw Davies : ole32: Call the draw_continue function.
Alexandre Julliard
julliard at winehq.org
Tue Sep 28 11:13:37 CDT 2010
Module: wine
Branch: master
Commit: 250b55c41d70aab736453cfb36e714b3e5a28194
URL: http://source.winehq.org/git/wine.git/?a=commit;h=250b55c41d70aab736453cfb36e714b3e5a28194
Author: Huw Davies <huw at codeweavers.com>
Date: Tue Sep 28 10:48:23 2010 +0100
ole32: Call the draw_continue function.
---
dlls/ole32/datacache.c | 2 ++
dlls/ole32/tests/ole2.c | 17 +++++++++++++++++
2 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/dlls/ole32/datacache.c b/dlls/ole32/datacache.c
index 2f26363..db4cc0c 100644
--- a/dlls/ole32/datacache.c
+++ b/dlls/ole32/datacache.c
@@ -1633,6 +1633,8 @@ static HRESULT WINAPI DataCache_Draw(
if (cache_entry->stgmedium.tymed == TYMED_NULL)
continue;
+ if (pfnContinue && !pfnContinue(dwContinue)) return E_ABORT;
+
switch (cache_entry->data_cf)
{
case CF_METAFILEPICT:
diff --git a/dlls/ole32/tests/ole2.c b/dlls/ole32/tests/ole2.c
index 080c2f2..48584a1 100644
--- a/dlls/ole32/tests/ole2.c
+++ b/dlls/ole32/tests/ole2.c
@@ -897,6 +897,12 @@ static BOOL STDMETHODCALLTYPE draw_continue(ULONG_PTR param)
return TRUE;
}
+static BOOL STDMETHODCALLTYPE draw_continue_false(ULONG_PTR param)
+{
+ CHECK_EXPECTED_METHOD("draw_continue_false");
+ return FALSE;
+}
+
static HRESULT WINAPI AdviseSink_QueryInterface(IAdviseSink *iface, REFIID riid, void **ppv)
{
if (IsEqualIID(riid, &IID_IAdviseSink) || IsEqualIID(riid, &IID_IUnknown))
@@ -1117,6 +1123,7 @@ static void test_data_cache(void)
{ "AdviseSink_OnViewChange", 0 },
{ "AdviseSink_OnViewChange", 0 },
{ "draw_continue", 1 },
+ { "draw_continue_false", 1 },
{ "DataObject_DAdvise", 0 },
{ "DataObject_DAdvise", 0 },
{ "DataObject_DUnadvise", 0 },
@@ -1268,6 +1275,16 @@ static void test_data_cache(void)
hr = IViewObject_Draw(pViewObject, DVASPECT_CONTENT, -1, NULL, NULL, NULL, hdcMem, &rcBounds, NULL, draw_continue, 0xdeadbeef);
ok(hr == OLE_E_BLANK, "IViewObject_Draw with uncached aspect should have returned OLE_E_BLANK instead of 0x%08x\n", hr);
+ /* a NULL draw_continue fn ptr */
+ hr = IViewObject_Draw(pViewObject, DVASPECT_ICON, -1, NULL, NULL, NULL, hdcMem, &rcBounds, NULL, NULL, 0xdeadbeef);
+ ok_ole_success(hr, "IViewObject_Draw");
+
+ /* draw_continue that returns FALSE to abort drawing */
+ hr = IViewObject_Draw(pViewObject, DVASPECT_ICON, -1, NULL, NULL, NULL, hdcMem, &rcBounds, NULL, draw_continue_false, 0xdeadbeef);
+ ok(hr == E_ABORT ||
+ broken(hr == S_OK), /* win9x may skip the callbacks */
+ "IViewObject_Draw with draw_continue_false returns 0x%08x\n", hr);
+
DeleteDC(hdcMem);
hr = IOleCacheControl_OnRun(pOleCacheControl, &DataObject);
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