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comctl32/treeview: Accept null item handle as a root for TVM_DELETEITEM.

This commit is contained in:
Nikolay Sivov 2010-10-23 20:18:51 +04:00 committed by Alexandre Julliard
parent 198f6e75ee
commit 04e5e9cfa0
2 changed files with 50 additions and 1 deletions
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49
dlls/comctl32/tests/treeview.c
View File

@ -42,6 +42,7 @@ static const char *TEST_CALLBACK_TEXT = "callback_text";
#define expect(expected, got) ok(got == expected, "Expected %d, got %d\n", expected, got)
static struct msg_sequence *sequences[NUM_MSG_SEQUENCES];
static struct msg_sequence *item_sequence[1];
static const struct message FillRootSeq[] = {
{ TVM_INSERTITEM, sent },
@ -958,6 +959,21 @@ static LRESULT CALLBACK parent_wnd_proc(HWND hWnd, UINT message, WPARAM wParam,
ok(SendMessage(pHdr->hwndFrom, TVM_GETITEMRECT, TRUE, (LPARAM)&rect), "Failed to get rect for second visible item.\n");
}
break;
case TVN_DELETEITEMA:
{
struct message item;
ok(pTreeView->itemNew.mask == 0, "got wrong mask 0x%x\n", pTreeView->itemNew.mask);
ok(pTreeView->itemOld.mask == (TVIF_HANDLE | TVIF_PARAM), "got wrong mask 0x%x\n", pTreeView->itemOld.mask);
ok(pTreeView->itemOld.hItem != NULL, "got %p\n", pTreeView->itemOld.hItem);
memset(&item, 0, sizeof(item));
item.lParam = (LPARAM)pTreeView->itemOld.hItem;
add_message(item_sequence, 0, &item);
break;
}
}
}
}
@ -1324,6 +1340,37 @@ static void test_WM_PAINT(void)
DestroyWindow(hTree);
}
static void test_delete_items(void)
{
const struct message *msg;
HWND hTree;
INT ret;
hTree = create_treeview_control();
fill_tree(hTree);
/* check delete order */
flush_sequences(item_sequence, 1);
ret = SendMessage(hTree, TVM_DELETEITEM, 0, 0);
ok(ret == TRUE, "got %d\n", ret);
msg = item_sequence[0]->sequence;
ok(item_sequence[0]->count == 2, "expected 2 items, got %d\n", item_sequence[0]->count);
if (item_sequence[0]->count == 2)
{
todo_wine {
ok(msg[0].lParam == (LPARAM)hChild, "expected %p, got %lx\n", hChild, msg[0].lParam);
ok(msg[1].lParam == (LPARAM)hRoot, "expected %p, got %lx\n", hRoot, msg[1].lParam);
}
}
ret = SendMessageA(hTree, TVM_GETCOUNT, 0, 0);
ok(ret == 0, "got %d\n", ret);
DestroyWindow(hTree);
}
START_TEST(treeview)
{
HMODULE hComctl32;
@ -1348,6 +1395,7 @@ START_TEST(treeview)
InitCommonControls();
init_msg_sequences(sequences, NUM_MSG_SEQUENCES);
init_msg_sequences(item_sequence, 1);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.cbClsExtra = 0;
@ -1390,6 +1438,7 @@ START_TEST(treeview)
test_expandnotify();
test_TVS_SINGLEEXPAND();
test_WM_PAINT();
test_delete_items();
if (!load_v6_module(&ctx_cookie, &hCtx))
{

2
dlls/comctl32/treeview.c
View File

@ -1513,7 +1513,7 @@ TREEVIEW_DeleteItem(TREEVIEW_INFO *infoPtr, HTREEITEM wineItem)
TREEVIEW_ITEM *parent, *prev = NULL;
BOOL visible = FALSE;
if (wineItem == TVI_ROOT)
if (wineItem == TVI_ROOT || !wineItem)
{
TRACE("TVI_ROOT\n");
parent = infoPtr->root;