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added a wxTreeEvent ctor taking the associated wxTreeCtrl and optional wxTreeItemId; this reduces code duplication and also allows us to easily ensure that client data pointer is set properly for all events (it was never initialized before) (replaces patch 1503531)

Browse Source 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39852 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2006-06-27 14:58:46 +00:00
parent bf85ddfc8a
commit 09f277d683
3 changed files with 48 additions and 87 deletions
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52
src/msw/treectrl.cpp
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@@ -1684,16 +1684,12 @@ void wxTreeCtrl::DoExpand(const wxTreeItemId& item, int flag)
if ( TreeView_Expand(GetHwnd(), HITEM(item), flag) != 0 )
{
wxTreeEvent event(wxEVT_NULL, m_windowId);
event.m_item = item;
event.SetEventObject(this);
// note that the {EXPAND|COLLAPS}ING event is sent by TreeView_Expand()
// itself
event.SetEventType(gs_expandEvents[IsExpanded(item) ? IDX_EXPAND
: IDX_COLLAPSE]
[IDX_DONE]);
wxTreeEvent event(gs_expandEvents[IsExpanded(item) ? IDX_EXPAND
: IDX_COLLAPSE]
[IDX_DONE],
this, item);
(void)GetEventHandler()->ProcessEvent(event);
}
//else: change didn't took place, so do nothing at all
@@ -1781,11 +1777,7 @@ void wxTreeCtrl::SelectItem(const wxTreeItemId& item, bool select)
// the notification from the control (i.e. TVN_SELCHANG{ED|ING}), so
// send them ourselves
wxTreeEvent event(wxEVT_NULL, m_windowId);
event.m_item = item;
event.SetEventObject(this);
event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGING);
wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item);
if ( !GetEventHandler()->ProcessEvent(event) || event.IsAllowed() )
{
if ( !TreeView_SelectItem(GetHwnd(), HITEM(item)) )
@@ -2033,11 +2025,9 @@ WXLRESULT wxTreeCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lPara
// Convert the screen point to a client point
wxPoint MenuPoint = ScreenToClient(wxPoint(x, y));
wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_MENU, GetId() );
// can't use GetSelection() here as it would assert in multiselect mode
event.m_item = wxTreeItemId(TreeView_GetSelection(GetHwnd()));
event.SetEventObject( this );
wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_MENU, this,
wxTreeItemId(TreeView_GetSelection(GetHwnd())));
// Get the bounding rectangle for the item, including the non-text areas
wxRect ItemRect;
@@ -2259,12 +2249,7 @@ WXLRESULT wxTreeCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lPara
m_dragImage = NULL;
// generate the drag end event
wxTreeEvent event(wxEVT_COMMAND_TREE_END_DRAG, m_windowId);
event.m_item = htItem;
event.m_pointDrag = wxPoint(x, y);
event.SetEventObject(this);
wxTreeEvent event(wxEVT_COMMAND_TREE_END_DRAG, this, htItem);
(void)GetEventHandler()->ProcessEvent(event);
// if we don't do it, the tree seems to think that 2 items
@@ -2443,7 +2428,7 @@ wxTreeCtrl::MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
// process WM_NOTIFY Windows message
bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
{
wxTreeEvent event(wxEVT_NULL, m_windowId);
wxTreeEvent event(wxEVT_NULL, this);
wxEventType eventType = wxEVT_NULL;
NMHDR *hdr = (NMHDR *)lParam;
@@ -2618,16 +2603,13 @@ bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
if ( !wxIsCtrlDown() && !wxIsShiftDown() && !isAltDown &&
((info->wVKey == VK_SPACE) || (info->wVKey == VK_RETURN)) )
{
wxTreeEvent event2(wxEVT_COMMAND_TREE_ITEM_ACTIVATED,
m_windowId);
event2.SetEventObject(this);
if ( !(GetWindowStyle() & wxTR_MULTIPLE) )
{
event2.m_item = GetSelection();
}
//else: don't know how to get it
wxTreeItemId item;
if ( !HasFlag(wxTR_MULTIPLE) )
item = GetSelection();
(void)GetEventHandler()->ProcessEvent(event2);
wxTreeEvent event2(wxEVT_COMMAND_TREE_ITEM_ACTIVATED,
this, item);
(void)GetEventHandler()->ProcessEvent(event2);
}
}
break;
@@ -2796,9 +2778,11 @@ bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
return wxControl::MSWOnNotify(idCtrl, lParam, result);
}
event.SetEventObject(this);
event.SetEventType(eventType);
if ( event.m_item.IsOk() )
event.SetClientObject(GetItemData(event.m_item));
bool processed = GetEventHandler()->ProcessEvent(event);
// post processing