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Support native MSW check-boxes in wxListCtrl.

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This commit is contained in:
Maarten Bent
2015-12-17 14:27:53 +01:00
parent 46953a1426
commit 418a96d44c
4 changed files with 64 additions and 0 deletions
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46
src/msw/listctrl.cpp
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@@ -1211,6 +1211,28 @@ wxFont wxListCtrl::GetItemFont( long item ) const
return f;
}
bool wxListCtrl::HasCheckboxes() const
{
DWORD currStyle = ListView_GetExtendedListViewStyle(GetHwnd());
return ((currStyle & LVS_EX_CHECKBOXES) > 0);
}
void wxListCtrl::EnableCheckboxes(bool enable)
{
DWORD cbStyle = enable ? LVS_EX_CHECKBOXES : 0;
ListView_SetExtendedListViewStyleEx(GetHwnd(), LVS_EX_CHECKBOXES, cbStyle);
}
void wxListCtrl::CheckItem(long item, bool state)
{
ListView_SetCheckState(GetHwnd(), (UINT)item, (BOOL)state);
}
bool wxListCtrl::IsItemChecked(long item) const
{
return (ListView_GetCheckState(GetHwnd(), (UINT)item) != 0);
}
// Gets the number of selected items in the list control
int wxListCtrl::GetSelectedItemCount() const
{
@@ -2213,6 +2235,30 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
? wxEVT_LIST_ITEM_SELECTED
: wxEVT_LIST_ITEM_DESELECTED;
}
if ((stNew & LVIS_STATEIMAGEMASK) != (stOld & LVIS_STATEIMAGEMASK))
{
if (stOld == INDEXTOSTATEIMAGEMASK(0))
{
// item does not yet have a state
// occurs when checkboxes are enabled and when a new item is added
eventType = wxEVT_NULL;
}
else if (stNew == INDEXTOSTATEIMAGEMASK(1))
{
eventType = wxEVT_LIST_ITEM_UNCHECKED;
}
else if (stNew == INDEXTOSTATEIMAGEMASK(2))
{
eventType = wxEVT_LIST_ITEM_CHECKED;
}
else {
eventType = wxEVT_NULL;
wxLogDebug(wxT("Unknown LVIS_STATEIMAGE state: %u"), stNew);
}
event.m_itemIndex = iItem;
}
}
if ( eventType == wxEVT_NULL )