// Modified:
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling, Julian Smart et al
-// Licence: wxWidgets licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// =============================================================================
// headers
// -----------------------------------------------------------------------------
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "treebase.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#if wxUSE_TREECTRL
-#include "wx/treebase.h"
-#include "wx/settings.h"
-#include "wx/log.h"
-#include "wx/intl.h"
-#include "wx/dynarray.h"
-#include "wx/arrimpl.cpp"
-#include "wx/dcclient.h"
-
+#include "wx/treectrl.h"
+#include "wx/imaglist.h"
// ----------------------------------------------------------------------------
// events
DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_END_DRAG)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_MENU)
// ----------------------------------------------------------------------------
// Tree event
// ----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxNotifyEvent)
+IMPLEMENT_ABSTRACT_CLASS(wxTreeEvent, wxNotifyEvent)
+
+
+wxTreeEvent::wxTreeEvent(wxEventType commandType,
+ wxTreeCtrlBase *tree,
+ const wxTreeItemId& item)
+ : wxNotifyEvent(commandType, tree->GetId()),
+ m_item(item)
+{
+ m_editCancelled = false;
+ SetEventObject(tree);
+
+ if ( item.IsOk() )
+ SetClientObject(tree->GetItemData(item));
+}
wxTreeEvent::wxTreeEvent(wxEventType commandType, int id)
: wxNotifyEvent(commandType, id)
{
m_itemOld = 0l;
- m_editCancelled = FALSE;
+ m_editCancelled = false;
+}
+
+wxTreeEvent::wxTreeEvent(const wxTreeEvent & event)
+ : wxNotifyEvent(event)
+{
+ m_evtKey = event.m_evtKey;
+ m_item = event.m_item;
+ m_itemOld = event.m_itemOld;
+ m_pointDrag = event.m_pointDrag;
+ m_label = event.m_label;
+ m_editCancelled = event.m_editCancelled;
+}
+
+// ----------------------------------------------------------------------------
+// wxTreeCtrlBase
+// ----------------------------------------------------------------------------
+
+wxTreeCtrlBase::~wxTreeCtrlBase()
+{
+ if (m_ownsImageListNormal)
+ delete m_imageListNormal;
+ if (m_ownsImageListState)
+ delete m_imageListState;
+}
+
+static void
+wxGetBestTreeSize(const wxTreeCtrlBase* treeCtrl, wxTreeItemId id, wxSize& size)
+{
+ wxRect rect;
+
+ if ( treeCtrl->GetBoundingRect(id, rect, true /* just the item */) )
+ {
+ // Translate to logical position so we get the full extent
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+ rect.x += treeCtrl->GetScrollPos(wxHORIZONTAL);
+ rect.y += treeCtrl->GetScrollPos(wxVERTICAL);
+#endif
+
+ size.IncTo(wxSize(rect.GetRight(), rect.GetBottom()));
+ }
+
+ wxTreeItemIdValue cookie;
+ for ( wxTreeItemId item = treeCtrl->GetFirstChild(id, cookie);
+ item.IsOk();
+ item = treeCtrl->GetNextChild(id, cookie) )
+ {
+ wxGetBestTreeSize(treeCtrl, item, size);
+ }
+}
+
+wxSize wxTreeCtrlBase::DoGetBestSize() const
+{
+ wxSize size;
+
+ // this doesn't really compute the total bounding rectangle of all items
+ // but a not too bad guess of it which has the advantage of not having to
+ // examine all (potentially hundreds or thousands) items in the control
+
+ if (GetQuickBestSize())
+ {
+ for ( wxTreeItemId item = GetRootItem();
+ item.IsOk();
+ item = GetLastChild(item) )
+ {
+ wxRect rect;
+
+ // last parameter is "true" to get only the dimensions of the text
+ // label, we don't want to get the entire item width as it's determined
+ // by the current size
+ if ( GetBoundingRect(item, rect, true) )
+ {
+ if ( size.x < rect.x + rect.width )
+ size.x = rect.x + rect.width;
+ if ( size.y < rect.y + rect.height )
+ size.y = rect.y + rect.height;
+ }
+ }
+ }
+ else // use precise, if potentially slow, size computation method
+ {
+ // iterate over all items recursively
+ wxTreeItemId idRoot = GetRootItem();
+ if ( idRoot.IsOk() )
+ wxGetBestTreeSize(this, idRoot, size);
+ }
+
+ // need some minimal size even for empty tree
+ if ( !size.x || !size.y )
+ size = wxControl::DoGetBestSize();
+ else
+ {
+ // Add border size
+ size += GetWindowBorderSize();
+
+ CacheBestSize(size);
+ }
+
+ return size;
+}
+
+void wxTreeCtrlBase::ExpandAll()
+{
+ if ( IsEmpty() )
+ return;
+
+ ExpandAllChildren(GetRootItem());
+}
+
+void wxTreeCtrlBase::ExpandAllChildren(const wxTreeItemId& item)
+{
+ Freeze();
+ // expand this item first, this might result in its children being added on
+ // the fly
+ if ( item != GetRootItem() || !HasFlag(wxTR_HIDE_ROOT) )
+ Expand(item);
+ //else: expanding hidden root item is unsupported and unnecessary
+
+ // then (recursively) expand all the children
+ wxTreeItemIdValue cookie;
+ for ( wxTreeItemId idCurr = GetFirstChild(item, cookie);
+ idCurr.IsOk();
+ idCurr = GetNextChild(item, cookie) )
+ {
+ ExpandAllChildren(idCurr);
+ }
+ Thaw();
+}
+
+void wxTreeCtrlBase::CollapseAll()
+{
+ if ( IsEmpty() )
+ return;
+
+ CollapseAllChildren(GetRootItem());
+}
+
+void wxTreeCtrlBase::CollapseAllChildren(const wxTreeItemId& item)
+{
+ Freeze();
+ // first (recursively) collapse all the children
+ wxTreeItemIdValue cookie;
+ for ( wxTreeItemId idCurr = GetFirstChild(item, cookie);
+ idCurr.IsOk();
+ idCurr = GetNextChild(item, cookie) )
+ {
+ CollapseAllChildren(idCurr);
+ }
+
+ // then collapse this element too
+ Collapse(item);
+ Thaw();
+}
+
+bool wxTreeCtrlBase::IsEmpty() const
+{
+ return !GetRootItem().IsOk();
}
#endif // wxUSE_TREECTRL
projects / wxWidgets.git / blobdiff