X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ca7353de3ac75143c8af50e358dc8b680db17d88..fe802fc2edc8e3e78f812254582af0ee91da2ea0:/src/generic/listctrl.cpp

diff --git a/src/generic/listctrl.cpp b/src/generic/listctrl.cpp
index d1e2359f23..51af844c67 100644
--- a/src/generic/listctrl.cpp
+++ b/src/generic/listctrl.cpp
@@ -495,7 +495,9 @@ private:
     // common part of all ctors
     void Init();
 
-    void SendListEvent(wxEventType type, wxPoint pos);
+    // generate and process the list event of the given type, return true if
+    // it wasn't vetoed, i.e. if we should proceed
+    bool SendListEvent(wxEventType type, wxPoint pos);
 
     DECLARE_DYNAMIC_CLASS(wxListHeaderWindow)
     DECLARE_EVENT_TABLE()
@@ -1806,13 +1808,17 @@ void wxListLineData::DrawTextFormatted(wxDC *dc,
         dc->GetTextExtent(ellipsis, &base_w, &h);
 
         // continue until we have enough space or only one character left
-        drawntext = text.Left(text.Length() - 1);
-        while (drawntext.Length() > 1)
+        wxCoord w_c, h_c;
+        size_t len = text.Length();
+        drawntext = text.Left(len);
+        while (len > 1)
         {
-            dc->GetTextExtent(drawntext, &w, &h);
+            dc->GetTextExtent(drawntext.Last(), &w_c, &h_c);
+            drawntext.RemoveLast();
+            len--;
+            w -= w_c;
             if (w + base_w <= width)
                 break;
-            drawntext = drawntext.Left(drawntext.Length() - 1);
         }
 
         // if still not enough space, remove ellipsis characters
@@ -2130,8 +2136,7 @@ void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
 
     if (m_isDragging)
     {
-        SendListEvent(wxEVT_COMMAND_LIST_COL_DRAGGING,
-                      event.GetPosition());
+        SendListEvent(wxEVT_COMMAND_LIST_COL_DRAGGING, event.GetPosition());
 
         // we don't draw the line beyond our window, but we allow dragging it
         // there
@@ -2150,8 +2155,7 @@ void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
             m_isDragging = FALSE;
             m_dirty = TRUE;
             m_owner->SetColumnWidth( m_column, m_currentX - m_minX );
-            SendListEvent(wxEVT_COMMAND_LIST_COL_END_DRAG,
-                          event.GetPosition());
+            SendListEvent(wxEVT_COMMAND_LIST_COL_END_DRAG, event.GetPosition());
         }
         else
         {
@@ -2204,12 +2208,15 @@ void wxListHeaderWindow::OnMouse( wxMouseEvent &event )
         {
             if (hit_border && event.LeftDown())
             {
-                m_isDragging = TRUE;
-                m_currentX = x;
-                DrawCurrent();
-                CaptureMouse();
-                SendListEvent(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG,
-                              event.GetPosition());
+                if ( SendListEvent(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG,
+                                   event.GetPosition()) )
+                {
+                    m_isDragging = TRUE;
+                    m_currentX = x;
+                    DrawCurrent();
+                    CaptureMouse();
+                }
+                //else: column resizing was vetoed by the user code
             }
             else // click on a column
             {
@@ -2244,7 +2251,7 @@ void wxListHeaderWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
     m_owner->SetFocus();
 }
 
-void wxListHeaderWindow::SendListEvent(wxEventType type, wxPoint pos)
+bool wxListHeaderWindow::SendListEvent(wxEventType type, wxPoint pos)
 {
     wxWindow *parent = GetParent();
     wxListEvent le( type, parent->GetId() );
@@ -2258,7 +2265,7 @@ void wxListHeaderWindow::SendListEvent(wxEventType type, wxPoint pos)
     le.m_pointDrag.y -= GetSize().y;
 
     le.m_col = m_column;
-    parent->GetEventHandler()->ProcessEvent( le );
+    return !parent->GetEventHandler()->ProcessEvent( le ) || le.IsAllowed();
 }
 
 //-----------------------------------------------------------------------------
@@ -4710,7 +4717,7 @@ bool wxGenericListCtrl::Create(wxWindow *parent,
         return FALSE;
 
     // don't create the inner window with the border
-    style &= ~wxSUNKEN_BORDER;
+    style &= ~wxBORDER_MASK;
 
     m_mainWin = new wxListMainWindow( this, -1, wxPoint(0,0), size, style );