Cleaned up/Fixed wxGrid{Cell,RowOrCol}AttrData::SetAttr, adding some comments.

[wxWidgets.git] / src / common / treebase.cpp

diff --git a/src/common/treebase.cpp b/src/common/treebase.cpp
index f10e2af927b24c6b40ecdf0924b6bead4fb33566..548b01fb763235dd5b9cc00a6efca4c63857d314 100644 (file)
--- a/src/common/treebase.cpp
+++ b/src/common/treebase.cpp
@@ -106,6 +106,25 @@ wxTreeCtrlBase::~wxTreeCtrlBase()
         delete m_imageListState;
 }
 
         delete m_imageListState;
 }
 

+void wxTreeCtrlBase::SetItemState(const wxTreeItemId& item, int state)
+{
+    if ( state == wxTREE_ITEMSTATE_NEXT )
+    {
+        state = GetItemState(item) + 1;
+        if ( m_imageListState && state >= m_imageListState->GetImageCount() )
+            state = 0;
+    }
+    else if ( state == wxTREE_ITEMSTATE_PREV )
+    {
+        state = GetItemState(item) - 1;
+        if ( state == -1 )
+            state = m_imageListState ? m_imageListState->GetImageCount() - 1 : 0;
+    }
+    // else: wxTREE_ITEMSTATE_NONE depending on platform
+
+    DoSetItemState(item, state);
+}
+

 static void
 wxGetBestTreeSize(const wxTreeCtrlBase* treeCtrl, wxTreeItemId id, wxSize& size)
 {
 static void
 wxGetBestTreeSize(const wxTreeCtrlBase* treeCtrl, wxTreeItemId id, wxSize& size)
 {


@@ -191,9 +210,12 @@ void wxTreeCtrlBase::ExpandAll()
 
 void wxTreeCtrlBase::ExpandAllChildren(const wxTreeItemId& item)
 {
 
 void wxTreeCtrlBase::ExpandAllChildren(const wxTreeItemId& item)
 {

+    Freeze();

     // expand this item first, this might result in its children being added on
     // the fly
     // expand this item first, this might result in its children being added on
     // the fly

-    Expand(item);
+    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;
 
     // then (recursively) expand all the children
     wxTreeItemIdValue cookie;


@@ -203,6 +225,7 @@ void wxTreeCtrlBase::ExpandAllChildren(const wxTreeItemId& item)
     {
         ExpandAllChildren(idCurr);
     }
     {
         ExpandAllChildren(idCurr);
     }

+    Thaw();

 }
 
 void wxTreeCtrlBase::CollapseAll()
 }
 
 void wxTreeCtrlBase::CollapseAll()


@@ -215,6 +238,7 @@ void wxTreeCtrlBase::CollapseAll()
 
 void wxTreeCtrlBase::CollapseAllChildren(const wxTreeItemId& item)
 {
 
 void wxTreeCtrlBase::CollapseAllChildren(const wxTreeItemId& item)
 {

+    Freeze();

     // first (recursively) collapse all the children
     wxTreeItemIdValue cookie;
     for ( wxTreeItemId idCurr = GetFirstChild(item, cookie);
     // first (recursively) collapse all the children
     wxTreeItemIdValue cookie;
     for ( wxTreeItemId idCurr = GetFirstChild(item, cookie);


@@ -226,6 +250,7 @@ void wxTreeCtrlBase::CollapseAllChildren(const wxTreeItemId& item)
 
     // then collapse this element too
     Collapse(item);
 
     // then collapse this element too
     Collapse(item);

+    Thaw();

 }
 
 bool wxTreeCtrlBase::IsEmpty() const
 }
 
 bool wxTreeCtrlBase::IsEmpty() const


@@ -234,4 +259,3 @@ bool wxTreeCtrlBase::IsEmpty() const
 }
 
 #endif // wxUSE_TREECTRL
 }
 
 #endif // wxUSE_TREECTRL

-