document that SetValue() accepts values in 0..GetRange interval, inclusive

[wxWidgets.git] / src / univ / textctrl.cpp

diff --git a/src/univ/textctrl.cpp b/src/univ/textctrl.cpp
index ebb49dcc83037353cefa7873c71e7014a3a52cda..487fb2fca0ec9a269704b69d02faa000d3e8c237 100644 (file)
--- a/src/univ/textctrl.cpp
+++ b/src/univ/textctrl.cpp
@@ -650,6 +650,7 @@ void wxTextCtrl::Init()
 
     m_isModified = false;
     m_isEditable = true;
+    m_wrapLines = false;
 
     m_posLast =
     m_curPos =
@@ -695,9 +696,18 @@ bool wxTextCtrl::Create(wxWindow *parent,
         // create data object for normal multiline or for controls with line
         // wrap as needed
         if ( style & wxHSCROLL )
+        {
             m_data.mdata = new wxTextMultiLineData;
-        else
+        }
+        else // we must wrap lines if we don't have horizontal scrollbar
+        {
+            // NB: we can't rely on HasFlag(wxHSCROLL) as the flags can change
+            //     later and even wxWindow::Create() itself temporarily resets
+            //     wxHSCROLL in wxUniv, so remember that we have a wrapped data
+            //     and not just a multi line data in a separate variable
+            m_wrapLines = true;
             m_data.wdata = new wxTextWrappedData;
+        }
     }
     else
     {
@@ -1434,8 +1444,12 @@ wxString wxTextCtrl::GetSelectionText() const
 void wxTextCtrl::SetSelection(wxTextPos from, wxTextPos to)
 {
     // selecting till -1 is the same as selecting to the end
-    if ( to == -1 && from != -1 )
+    if ( to == -1 )
     {
+        // and selecting (-1, -1) range is the same as selecting everything, by
+        // convention
+        if ( from == -1 )
+            from = 0;
         to = GetLastPosition();
     }