Don't crash in wxOSX wxTextEntry if the window wasn't created yet.

Assert instead of crashing in wxTextEntry method if the associated window
hadn't been fully created yet.

Closes #13218.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67947 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/osx/textentry_osx.cpp b/src/osx/textentry_osx.cpp
index 8061d068e40f22e28d446f0cb5939f8e8a5d9679..d7175f8238e1877a6a18ed8eadc87634ffb46180 100644 (file)
--- a/src/osx/textentry_osx.cpp
+++ b/src/osx/textentry_osx.cpp
@@ -63,11 +63,15 @@ wxTextEntry::~wxTextEntry()
 
 wxString wxTextEntry::DoGetValue() const
 {
+    wxCHECK_MSG( GetTextPeer(), wxString(), "Must create the control first" );
+
     return GetTextPeer()->GetStringValue() ;
 }
 
 void wxTextEntry::GetSelection(long* from, long* to) const
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     GetTextPeer()->GetSelection( from , to ) ;
 }
 
@@ -80,18 +84,24 @@ void wxTextEntry::SetMaxLength(unsigned long len)
 
 void wxTextEntry::Copy()
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     if (CanCopy())
         GetTextPeer()->Copy() ;
 }
 
 void wxTextEntry::Cut()
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     if (CanCut())
         GetTextPeer()->Cut() ;
 }
 
 void wxTextEntry::Paste()
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     if (CanPaste())
         GetTextPeer()->Paste() ;
 }
@@ -122,16 +132,20 @@ bool wxTextEntry::CanPaste() const
     if (!IsEditable())
         return false;
 
+    wxCHECK_MSG( GetTextPeer(), false, "Must create the control first" );
+
     return GetTextPeer()->CanPaste() ;
 }
 
 void wxTextEntry::SetEditable(bool editable)
 {
-    if ( editable != m_editable )
-    {
-        m_editable = editable ;
-        GetTextPeer()->SetEditable( editable ) ;
-    }
+    if ( editable == m_editable )
+        return;
+
+    m_editable = editable ;
+
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+    GetTextPeer()->SetEditable( editable ) ;
 }
 
 void wxTextEntry::SetInsertionPoint(long pos)
@@ -155,11 +169,15 @@ long wxTextEntry::GetInsertionPoint() const
 
 wxTextPos wxTextEntry::GetLastPosition() const
 {
+    wxCHECK_MSG( GetTextPeer(), -1, "Must create the control first" );
+
     return GetTextPeer()->GetLastPosition() ;
 }
 
 void wxTextEntry::Remove(long from, long to)
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     {
         EventsSuppressor noevents(this);
         GetTextPeer()->Remove( from , to );
@@ -170,11 +188,15 @@ void wxTextEntry::Remove(long from, long to)
 
 void wxTextEntry::SetSelection(long from, long to)
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     GetTextPeer()->SetSelection( from , to ) ;
 }
 
 void wxTextEntry::WriteText(const wxString& str)
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     {
         EventsSuppressor noevents(this);
         GetTextPeer()->WriteText( str );
@@ -185,6 +207,8 @@ void wxTextEntry::WriteText(const wxString& str)
 
 void wxTextEntry::Clear()
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     {
         EventsSuppressor noevents(this);
         GetTextPeer()->Clear();
@@ -204,12 +228,16 @@ bool wxTextEntry::IsEditable() const
 
 void wxTextEntry::Undo()
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     if (CanUndo())
         GetTextPeer()->Undo() ;
 }
 
 void wxTextEntry::Redo()
 {
+    wxCHECK_RET( GetTextPeer(), "Must create the control first" );
+
     if (CanRedo())
         GetTextPeer()->Redo() ;
 }
@@ -219,6 +247,8 @@ bool wxTextEntry::CanUndo() const
     if ( !IsEditable() )
         return false ;
 
+    wxCHECK_MSG( GetTextPeer(), false, "Must create the control first" );
+
     return GetTextPeer()->CanUndo() ;
 }
 
@@ -227,6 +257,8 @@ bool wxTextEntry::CanRedo() const
     if ( !IsEditable() )
         return false ;
 
+    wxCHECK_MSG( GetTextPeer(), false, "Must create the control first" );
+
     return GetTextPeer()->CanRedo() ;
 }