#endif
#ifndef WX_PRECOMP
- #include "wx.h"
+ #include "wx/wx.h"
#endif
#if defined(__WIN95__)
#include "wx/log.h"
+#include "wx/dynarray.h"
#include "wx/imaglist.h"
+#include "wx/msw/treectrl.h"
#include "wx/msw/private.h"
-#ifndef __GNUWIN32__
+#ifdef __GNUWIN32__
+#include "wx/msw/gnuwin32/extra.h"
+#endif
+
+#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__)
#include <commctrl.h>
#endif
#undef GetNextSibling
#endif
-#include "wx/treectrl.h"
+#ifdef GetClassInfo
+#undef GetClassInfo
+#endif
// Bug in headers, sometimes
#ifndef TVIS_FOCUSED
m_windowId = (id == -1) ? NewControlId() : id;
- DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | TVS_HASLINES;
+ DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | TVS_HASLINES | TVS_SHOWSELALWAYS ;
+
bool want3D;
WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ;
SetAnyImageList(m_imageListState = imageList, TVSIL_STATE);
}
+size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively)
+{
+ long cookie;
+
+ size_t result = 0;
+
+ wxArrayLong children;
+ wxTreeItemId child = GetFirstChild(item, cookie);
+ while ( child.IsOk() )
+ {
+ if ( recursively )
+ {
+ // recursive call
+ result += GetChildrenCount(child, TRUE);
+ }
+
+ // add the child to the result in any case
+ result++;
+
+ child = GetNextChild(item, cookie);
+ }
+
+ return result;
+}
+
// ----------------------------------------------------------------------------
// Item access
// ----------------------------------------------------------------------------
DoSetItem(&tvItem);
}
+void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold)
+{
+ wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_BOLD);
+ tvItem.state = bold ? TVIS_BOLD : 0;
+ DoSetItem(&tvItem);
+}
+
+void wxTreeCtrl::SetItemDropHighlight(const wxTreeItemId& item, bool highlight)
+{
+ wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_DROPHILITED);
+ tvItem.state = highlight ? TVIS_DROPHILITED : 0;
+ DoSetItem(&tvItem);
+}
+
// ----------------------------------------------------------------------------
// Item status
// ----------------------------------------------------------------------------
bool wxTreeCtrl::IsVisible(const wxTreeItemId& item) const
{
+ // Bug in Gnu-Win32 headers, so don't use the macro TreeView_GetItemRect
RECT rect;
-// return (TreeView_GetItemRect(wxhWnd, (HTREEITEM) (WXHTREEITEM)item, &rect, FALSE) != 0);
- // Bug in Gnu-Win32 headers, so don't use the macro.
- return (SendMessage((wxhWnd), TVM_GETITEMRECT, (WPARAM) FALSE, (LPARAM) & rect) != 0);
+ return SendMessage(wxhWnd, TVM_GETITEMRECT, FALSE, (LPARAM)&rect) != 0;
}
return (tvItem.state & TVIS_SELECTED) != 0;
}
+bool wxTreeCtrl::IsBold(const wxTreeItemId& item) const
+{
+ wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_BOLD);
+ DoGetItem(&tvItem);
+
+ return (tvItem.state & TVIS_BOLD) != 0;
+}
+
// ----------------------------------------------------------------------------
// navigation
// ----------------------------------------------------------------------------
wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& WXUNUSED(item),
long& _cookie) const
{
- wxTreeItemId l=wxTreeItemId((WXHTREEITEM) TreeView_GetNextSibling(wxhWnd,
- (HTREEITEM) (WXHTREEITEM)_cookie));
- _cookie=(long)l;
+ wxTreeItemId l = wxTreeItemId((WXHTREEITEM)TreeView_GetNextSibling(wxhWnd,
+ (HTREEITEM)(WXHTREEITEM)_cookie));
+ _cookie = (long)l;
+
return l;
}
+wxTreeItemId wxTreeCtrl::GetLastChild(const wxTreeItemId& item) const
+{
+ // can this be done more efficiently?
+ long cookie;
+
+ wxTreeItemId childLast,
+ child = GetFirstChild(item, cookie);
+ while ( child.IsOk() )
+ {
+ childLast = child;
+ child = GetNextChild(item, cookie);
+ }
+
+ return childLast;
+}
+
wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const
{
return wxTreeItemId((WXHTREEITEM) TreeView_GetNextSibling(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
TV_INSERTSTRUCT tvIns;
tvIns.hParent = (HTREEITEM) (WXHTREEITEM)parent;
tvIns.hInsertAfter = (HTREEITEM) (WXHTREEITEM) hInsertAfter;
+
+ // This is how we insert the item as the first child: supply a NULL hInsertAfter
+ if (tvIns.hInsertAfter == (HTREEITEM) 0)
+ {
+ tvIns.hInsertAfter = TVI_FIRST;
+ }
+
UINT mask = 0;
if ( !text.IsEmpty() )
{
wxLogLastError("TreeView_InsertItem");
}
+ if ( data != NULL )
+ {
+ // associate the application tree item with Win32 tree item handle
+ data->SetId((WXHTREEITEM)id);
+ }
+
return wxTreeItemId((WXHTREEITEM)id);
}
void wxTreeCtrl::Delete(const wxTreeItemId& item)
{
- wxTreeItemData *data = GetItemData(item);
- if(data!=NULL)
- delete data; // may be NULL, ok
-
if ( !TreeView_DeleteItem(wxhWnd, (HTREEITEM)(WXHTREEITEM)item) )
{
wxLogLastError("TreeView_DeleteItem");
}
}
+// delete all children (but don't delete the item itself)
+void wxTreeCtrl::DeleteChildren(const wxTreeItemId& item)
+{
+ long cookie;
+
+ wxArrayLong children;
+ wxTreeItemId child = GetFirstChild(item, cookie);
+ while ( child.IsOk() )
+ {
+ children.Add((long)(WXHTREEITEM)child);
+
+ child = GetNextChild(item, cookie);
+ }
+
+ size_t nCount = children.Count();
+ for ( size_t n = 0; n < nCount; n++ )
+ {
+ if ( !TreeView_DeleteItem(wxhWnd, (HTREEITEM)children[n]) )
+ {
+ wxLogLastError("TreeView_DeleteItem");
+ }
+ }
+}
+
void wxTreeCtrl::DeleteAllItems()
{
if ( !TreeView_DeleteAllItems(wxhWnd) )
void wxTreeCtrl::DoExpand(const wxTreeItemId& item, int flag)
{
- wxASSERT_MSG( flag == TVE_COLLAPSE || flag == TVE_COLLAPSERESET ||
- flag == TVE_EXPAND || flag == TVE_TOGGLE,
+ wxASSERT_MSG( flag == TVE_COLLAPSE ||
+ flag == (TVE_COLLAPSE | TVE_COLLAPSERESET) ||
+ flag == TVE_EXPAND ||
+ flag == TVE_TOGGLE,
"Unknown flag in wxTreeCtrl::DoExpand" );
// TreeView_Expand doesn't send TVN_ITEMEXPAND(ING) messages, so we must
void wxTreeCtrl::CollapseAndReset(const wxTreeItemId& item)
{
- DoExpand(item, TVE_COLLAPSERESET);
+ DoExpand(item, TVE_COLLAPSE | TVE_COLLAPSERESET);
}
void wxTreeCtrl::Toggle(const wxTreeItemId& item)
return wxTreeItemId((WXHTREEITEM) hitTestInfo.hItem);
}
-void wxTreeCtrl::SortChildren(const wxTreeItemId& item,
- wxTreeItemCmpFunc *cmpFunction)
+bool wxTreeCtrl::GetBoundingRect(const wxTreeItemId& item,
+ wxRect& rect,
+ bool textOnly) const
+{
+ RECT rc;
+ if ( TreeView_GetItemRect(wxhWnd, (HTREEITEM)(WXHTREEITEM)item,
+ &rc, textOnly) )
+ {
+ rect = wxRect(wxPoint(rc.left, rc.top), wxPoint(rc.right, rc.bottom));
+
+ return TRUE;
+ }
+ else
+ {
+ // couldn't retrieve rect: for example, item isn't visible
+ return FALSE;
+ }
+}
+
+// ----------------------------------------------------------------------------
+// sorting stuff
+// ----------------------------------------------------------------------------
+
+static int CALLBACK TreeView_CompareCallback(wxTreeItemData *pItem1,
+ wxTreeItemData *pItem2,
+ wxTreeCtrl *tree)
{
- if ( cmpFunction == NULL )
+ return tree->OnCompareItems(pItem1->GetId(), pItem2->GetId());
+}
+
+int wxTreeCtrl::OnCompareItems(const wxTreeItemId& item1,
+ const wxTreeItemId& item2)
+{
+ return strcmp(GetItemText(item1), GetItemText(item2));
+}
+
+void wxTreeCtrl::SortChildren(const wxTreeItemId& item)
+{
+ // rely on the fact that TreeView_SortChildren does the same thing as our
+ // default behaviour, i.e. sorts items alphabetically and so call it
+ // directly if we're not in derived class (much more efficient!)
+ if ( GetClassInfo() == CLASSINFO(wxTreeCtrl) )
{
- TreeView_SortChildren(wxhWnd, (HTREEITEM) (WXHTREEITEM) item, 0);
+ TreeView_SortChildren(wxhWnd, (HTREEITEM)(WXHTREEITEM)item, 0);
}
else
{
- // TODO: use TreeView_SortChildrenCB
- wxFAIL_MSG("wxTreeCtrl::SortChildren not implemented");
+ TV_SORTCB tvSort;
+ tvSort.hParent = (HTREEITEM)(WXHTREEITEM)item;
+ tvSort.lpfnCompare = (PFNTVCOMPARE)TreeView_CompareCallback;
+ tvSort.lParam = (LPARAM)this;
+ TreeView_SortChildrenCB(wxhWnd, &tvSort, 0 /* reserved */);
}
}
}
// process WM_NOTIFY Windows message
-bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam)
+bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result)
{
wxTreeEvent event(wxEVT_NULL, m_windowId);
wxEventType eventType = wxEVT_NULL;
TV_KEYDOWN *info = (TV_KEYDOWN *)lParam;
event.m_code = wxCharCodeMSWToWX(info->wVKey);
+
+ // a separate event for this case
+ if ( info->wVKey == VK_SPACE || info->wVKey == VK_RETURN )
+ {
+ wxTreeEvent event2(wxEVT_COMMAND_TREE_ITEM_ACTIVATED,
+ m_windowId);
+ event2.SetEventObject(this);
+
+ GetEventHandler()->ProcessEvent(event2);
+ }
break;
}
}
default:
- return wxControl::MSWNotify(wParam, lParam);
+ return wxControl::MSWNotify(wParam, lParam, result);
}
event.SetEventObject(this);
event.SetEventType(eventType);
- bool rc = GetEventHandler()->ProcessEvent(event);
+ bool processed = GetEventHandler()->ProcessEvent(event);
// post processing
- switch ( hdr->code )
+ if ( hdr->code == TVN_DELETEITEM )
{
// NB: we might process this message using wxWindows event tables, but
// due to overhead of wxWin event system we prefer to do it here
// (otherwise deleting a tree with many items is just too slow)
- case TVN_DELETEITEM:
- {
- NM_TREEVIEW* tv = (NM_TREEVIEW *)lParam;
- wxTreeItemData *data = (wxTreeItemData *)tv->itemOld.lParam;
- delete data; // may be NULL, ok
- }
- break;
-
- case TVN_ITEMEXPANDING:
- // if user called Veto(), don't allow expansion/collapse by
- // returning TRUE from here
- rc = event.m_code != 0;
- break;
+ NM_TREEVIEW* tv = (NM_TREEVIEW *)lParam;
+ wxTreeItemData *data = (wxTreeItemData *)tv->itemOld.lParam;
+ delete data; // may be NULL, ok
+ processed = TRUE; // Make sure we don't get called twice
}
- return rc;
+ *result = !event.IsAllowed();
+
+ return processed;
}
// ----------------------------------------------------------------------------
// Tree event
// ----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxCommandEvent)
+IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxNotifyEvent)
wxTreeEvent::wxTreeEvent(wxEventType commandType, int id)
- : wxCommandEvent(commandType, id)
+ : wxNotifyEvent(commandType, id)
{
m_code = 0;
m_itemOld = 0;
projects / wxWidgets.git / blobdiff