X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/944f641cf9e822770d667be45926e58deb339482..7198c3368055d88249a338eb33b21f051f674806:/src/common/accelcmn.cpp

diff --git a/src/common/accelcmn.cpp b/src/common/accelcmn.cpp
index 718275e160..f52fc05de3 100644
--- a/src/common/accelcmn.cpp
+++ b/src/common/accelcmn.cpp
@@ -26,13 +26,15 @@
 #if wxUSE_ACCEL
 
 #ifndef WX_PRECOMP
+    #include "wx/accel.h"
     #include "wx/string.h"
     #include "wx/intl.h"
     #include "wx/log.h"
-    #include "wx/accel.h"
     #include "wx/crt.h"
 #endif //WX_PRECOMP
 
+wxAcceleratorTable wxNullAcceleratorTable;
+
 // ============================================================================
 // wxAcceleratorEntry implementation
 // ============================================================================
@@ -158,11 +160,13 @@ wxAcceleratorEntry::ParseAccel(const wxString& text, int *flagsOut, int *keyOut)
 {
     // the parser won't like trailing spaces
     wxString label = text;
-    label.Trim(true);  // the initial \t must be preserved so don't strip leading whitespaces
+    label.Trim(true);
 
-    // If we're passed the entire menu item label instead of just the
-    // accelerator, skip the label part and only look after the TAB.
-    // check for accelerators: they are given after '\t'
+    // For compatibility with the old wx versions which accepted (and actually
+    // even required) a TAB character in the string passed to this function we
+    // ignore anything up to the first TAB. Notice however that the correct
+    // input consists of just the accelerator itself and nothing else, this is
+    // done for compatibility and compatibility only.
     int posTab = label.Find(wxT('\t'));
     if ( posTab == wxNOT_FOUND )
         posTab = 0;
@@ -274,9 +278,18 @@ wxAcceleratorEntry::ParseAccel(const wxString& text, int *flagsOut, int *keyOut)
 /* static */
 wxAcceleratorEntry *wxAcceleratorEntry::Create(const wxString& str)
 {
+    const wxString accelStr = str.AfterFirst('\t');
+    if ( accelStr.empty() )
+    {
+        // It's ok to pass strings not containing any accelerators at all to
+        // this function, wxMenuItem code does it and we should just return
+        // NULL in this case.
+        return NULL;
+    }
+
     int flags,
         keyCode;
-    if ( !ParseAccel(str, &flags, &keyCode) )
+    if ( !ParseAccel(accelStr, &flags, &keyCode) )
         return NULL;
 
     return new wxAcceleratorEntry(flags, keyCode);
@@ -294,7 +307,7 @@ wxString wxAcceleratorEntry::ToString() const
     int flags = GetFlags();
     if ( flags & wxACCEL_ALT )
         text += _("Alt+");
-    if ( flags & wxACCEL_CTRL )
+    if ( flags & (wxACCEL_CTRL | wxACCEL_CMD) )
         text += _("Ctrl+");
     if ( flags & wxACCEL_SHIFT )
         text += _("Shift+");