[PATCH 3/4] Fix selection change when selected item is deleted

Nikolay Sivov bunglehead at gmail.com
Thu Nov 19 23:50:24 CST 2009


---
 dlls/comctl32/tab.c       |    7 +++----
 dlls/comctl32/tests/tab.c |   23 +++++++++++++++++++++++
 2 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/dlls/comctl32/tab.c b/dlls/comctl32/tab.c
index f8f9f5c..a9e29e2 100644
--- a/dlls/comctl32/tab.c
+++ b/dlls/comctl32/tab.c
@@ -2916,10 +2916,9 @@ static LRESULT TAB_DeleteItem (TAB_INFO *infoPtr, INT iItem)
 	Free(oldItems);
 
 	/* Readjust the selected index */
-	if ((iItem == infoPtr->iSelected) && (iItem > 0))
-	    infoPtr->iSelected--;
-
-	if (iItem < infoPtr->iSelected)
+	if (iItem == infoPtr->iSelected)
+	    infoPtr->iSelected = -1;
+	else if (iItem < infoPtr->iSelected)
 	    infoPtr->iSelected--;
 
 	if (infoPtr->uNumItem == 0)
diff --git a/dlls/comctl32/tests/tab.c b/dlls/comctl32/tests/tab.c
index 6061507..144f834 100644
--- a/dlls/comctl32/tests/tab.c
+++ b/dlls/comctl32/tests/tab.c
@@ -1176,6 +1176,28 @@ static void test_removeimage(HWND parent_wnd)
     DestroyIcon(hicon);
 }
 
+static void test_delete_selection(HWND parent_wnd)
+{
+    HWND hTab;
+    DWORD ret;
+
+    hTab = createFilledTabControl(parent_wnd, TCS_FIXEDWIDTH, TCIF_TEXT|TCIF_IMAGE, 4);
+    ok(hTab != NULL, "Failed to create tab control\n");
+
+    ret = SendMessage(hTab, TCM_SETCURSEL, 3, 0);
+    expect(0, ret);
+    ret = SendMessage(hTab, TCM_GETCURSEL, 0, 0);
+    expect(3, ret);
+    /* delete selected item - selection goes to -1 */
+    ret = SendMessage(hTab, TCM_DELETEITEM, 3, 0);
+    expect(TRUE, ret);
+
+    ret = SendMessage(hTab, TCM_GETCURSEL, 0, 0);
+    expect(-1, ret);
+
+    DestroyWindow(hTab);
+}
+
 START_TEST(tab)
 {
     HWND parent_wnd;
@@ -1218,6 +1240,7 @@ START_TEST(tab)
 
     test_insert_focus(parent_wnd);
     test_delete_focus(parent_wnd);
+    test_delete_selection(parent_wnd);
     test_removeimage(parent_wnd);
 
     DestroyWindow(parent_wnd);
-- 
1.5.6.5


--=-QwO5kAtGJ1gXD5RVfsLW--




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