]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/treebkg.cpp
prevent memory leak
[wxWidgets.git] / src / generic / treebkg.cpp
index 57593a5bb1a778fc21822932ecca2d6d7ac4abe5..6ea625f17c0ea021ada6397523c6ec35a6d2d58d 100644 (file)
 IMPLEMENT_DYNAMIC_CLASS(wxTreebook, wxBookCtrlBase)
 IMPLEMENT_DYNAMIC_CLASS(wxTreebookEvent, wxNotifyEvent)
 
-#if !WXWIN_COMPATIBILITY_EVENT_TYPES
 const wxEventType wxEVT_COMMAND_TREEBOOK_PAGE_CHANGING = wxNewEventType();
 const wxEventType wxEVT_COMMAND_TREEBOOK_PAGE_CHANGED = wxNewEventType();
 const wxEventType wxEVT_COMMAND_TREEBOOK_NODE_COLLAPSED = wxNewEventType();
 const wxEventType wxEVT_COMMAND_TREEBOOK_NODE_EXPANDED = wxNewEventType();
-#endif
-const int wxID_TREEBOOKTREEVIEW = wxNewId();
 
 BEGIN_EVENT_TABLE(wxTreebook, wxBookCtrlBase)
-    EVT_TREE_SEL_CHANGED   (wxID_TREEBOOKTREEVIEW, wxTreebook::OnTreeSelectionChange)
-    EVT_TREE_ITEM_EXPANDED (wxID_TREEBOOKTREEVIEW, wxTreebook::OnTreeNodeExpandedCollapsed)
-    EVT_TREE_ITEM_COLLAPSED(wxID_TREEBOOKTREEVIEW, wxTreebook::OnTreeNodeExpandedCollapsed)
+    EVT_TREE_SEL_CHANGED   (wxID_ANY, wxTreebook::OnTreeSelectionChange)
+    EVT_TREE_ITEM_EXPANDED (wxID_ANY, wxTreebook::OnTreeNodeExpandedCollapsed)
+    EVT_TREE_ITEM_COLLAPSED(wxID_ANY, wxTreebook::OnTreeNodeExpandedCollapsed)
 END_EVENT_TABLE()
 
 // ============================================================================
@@ -89,6 +86,7 @@ wxTreebook::Create(wxWindow *parent,
     {
         style |= wxBK_LEFT;
     }
+    style |= wxTAB_TRAVERSAL;
 
     // no border for this control, it doesn't look nice together with the tree
     style &= ~wxBORDER_MASK;
@@ -101,7 +99,7 @@ wxTreebook::Create(wxWindow *parent,
     m_bookctrl = new wxTreeCtrl
                  (
                     this,
-                    wxID_TREEBOOKTREEVIEW,
+                    wxID_ANY,
                     wxDefaultPosition,
                     wxDefaultSize,
 #ifndef __WXMSW__
@@ -251,8 +249,6 @@ bool wxTreebook::DoInsertSubPage(size_t pagePos,
 
     wxTreeItemId newId = tree->AppendItem(parentId, text, imageId);
 
-    tree->InvalidateBestSize();
-
     if ( !newId.IsOk() )
     {
         (void)wxBookCtrlBase::DoRemovePage(newPos);
@@ -425,7 +421,9 @@ void wxTreebook::DoInternalRemovePageRange(size_t pagePos, size_t subCount)
             // actually shown page (the first (sub)child with page != NULL) is
             // already deleted
             m_actualSelection = m_selection;
-            DoSetSelection(m_selection);
+
+            // send event as documented
+            DoSetSelection(m_selection, SetSelection_SendEvent);
         }
         //else: nothing to do -- selection is before the deleted node
     }
@@ -576,34 +574,32 @@ int wxTreebook::GetSelection() const
    return m_selection;
 }
 
-int wxTreebook::SetSelection(size_t pagePos)
-{
-   if ( (size_t)m_selection != pagePos )
-       return DoSetSelection(pagePos);
-
-   return m_selection;
-}
-
-int wxTreebook::DoSetSelection(size_t pagePos)
+int wxTreebook::DoSetSelection(size_t pagePos, int flags)
 {
     wxCHECK_MSG( IS_VALID_PAGE(pagePos), wxNOT_FOUND,
-                 wxT("invalid page index in wxListbook::SetSelection()") );
+                 wxT("invalid page index in wxListbook::DoSetSelection()") );
     wxASSERT_MSG( GetPageCount() == DoInternalGetPageCount(),
                   wxT("wxTreebook logic error: m_treeIds and m_pages not in sync!"));
 
+    wxTreebookEvent event(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGING, m_windowId);
     const int oldSel = m_selection;
     wxTreeCtrl *tree = GetTreeCtrl();
+    bool allowed = false;
 
-    wxTreebookEvent event(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGING, m_windowId);
-    event.SetEventObject(this);
-    event.SetSelection(pagePos);
-    event.SetOldSelection(m_selection);
-
-    // don't send the event if the old and new pages are the same; do send it
-    // otherwise and be prepared for it to be vetoed
-    if ( (int)pagePos == m_selection ||
-            !GetEventHandler()->ProcessEvent(event) ||
-                event.IsAllowed() )
+    if (flags & SetSelection_SendEvent)
+    {
+        event.SetEventObject(this);
+        event.SetSelection(pagePos);
+        event.SetOldSelection(m_selection);
+
+        // don't send the event if the old and new pages are the same; do send it
+        // otherwise and be prepared for it to be vetoed
+        allowed = (int)pagePos == m_selection ||
+                  !GetEventHandler()->ProcessEvent(event) ||
+                  event.IsAllowed();
+    }
+
+    if ( !(flags & SetSelection_SendEvent) || allowed )
     {
         // hide the previously shown page
         wxTreebookPage * const oldPage = DoGetCurrentPage();
@@ -637,14 +633,18 @@ int wxTreebook::DoSetSelection(size_t pagePos)
 
         tree->SelectItem(DoInternalGetPage(pagePos));
 
-        // notify about the (now completed) page change
-        event.SetEventType(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGED);
-        (void)GetEventHandler()->ProcessEvent(event);
+        if (flags & SetSelection_SendEvent)
+        {
+            // notify about the (now completed) page change
+            event.SetEventType(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGED);
+            (void)GetEventHandler()->ProcessEvent(event);
+        }
     }
-    else // page change vetoed
+    else if ( (flags & SetSelection_SendEvent) && !allowed) // page change vetoed
     {
         // tree selection might have already had changed
-        tree->SelectItem(DoInternalGetPage(oldSel));
+        if ( oldSel != wxNOT_FOUND )
+            tree->SelectItem(DoInternalGetPage(oldSel));
     }
 
     return oldSel;
@@ -682,6 +682,12 @@ void wxTreebook::AssignImageList(wxImageList *imageList)
 
 void wxTreebook::OnTreeSelectionChange(wxTreeEvent& event)
 {
+    if ( event.GetEventObject() != m_bookctrl )
+    {
+        event.Skip();
+        return;
+    }
+
     wxTreeItemId newId = event.GetItem();
 
     if ( (m_selection == wxNOT_FOUND &&
@@ -701,6 +707,12 @@ void wxTreebook::OnTreeSelectionChange(wxTreeEvent& event)
 
 void wxTreebook::OnTreeNodeExpandedCollapsed(wxTreeEvent & event)
 {
+    if ( event.GetEventObject() != m_bookctrl )
+    {
+        event.Skip();
+        return;
+    }
+
     wxTreeItemId nodeId = event.GetItem();
     if ( !nodeId.IsOk() || nodeId == GetTreeCtrl()->GetRootItem() )
         return;
@@ -723,14 +735,19 @@ void wxTreebook::OnTreeNodeExpandedCollapsed(wxTreeEvent & event)
 // wxTreebook geometry management
 // ----------------------------------------------------------------------------
 
-int wxTreebook::HitTest(wxPoint const & pt, long * WXUNUSED(flags)) const
+int wxTreebook::HitTest(wxPoint const & pt, long * flags) const
 {
     int pagePos = wxNOT_FOUND;
 
-    wxTreeCtrl * const tree = GetTreeCtrl();
-    const wxPoint treePt = ClientToScreen(tree->ScreenToClient(pt));
+    if ( flags )
+        *flags = wxBK_HITTEST_NOWHERE;
 
-    if ( wxRect(tree->GetSize()).Inside(treePt) )
+    // convert from wxTreebook coorindates to wxTreeCtrl ones
+    const wxTreeCtrl * const tree = GetTreeCtrl();
+    const wxPoint treePt = tree->ScreenToClient(ClientToScreen(pt));
+
+    // is it over the tree?
+    if ( wxRect(tree->GetSize()).Contains(treePt) )
     {
         int flagsTree;
         wxTreeItemId id = tree->HitTest(treePt, flagsTree);
@@ -739,6 +756,25 @@ int wxTreebook::HitTest(wxPoint const & pt, long * WXUNUSED(flags)) const
         {
             pagePos = DoInternalFindPageById(id);
         }
+
+        if ( flags )
+        {
+            if ( pagePos != wxNOT_FOUND )
+                *flags = 0;
+
+            if ( flagsTree & (wxTREE_HITTEST_ONITEMBUTTON |
+                              wxTREE_HITTEST_ONITEMICON |
+                              wxTREE_HITTEST_ONITEMSTATEICON) )
+                *flags |= wxBK_HITTEST_ONICON;
+
+            if ( flagsTree & wxTREE_HITTEST_ONITEMLABEL )
+                *flags |= wxBK_HITTEST_ONLABEL;
+        }
+    }
+    else // not over the tree
+    {
+        if ( flags && GetPageRect().Contains( pt ) )
+            *flags |= wxBK_HITTEST_ONPAGE;
     }
 
     return pagePos;