///////////////////////////////////////////////////////////////////////////////
-// Name: common/ctrlsub.cpp
+// Name: src/common/ctrlsub.cpp
// Purpose: wxItemContainer implementation
// Author: Vadim Zeitlin
// Modified by:
// headers
// ----------------------------------------------------------------------------
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "controlwithitems.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#include "wx/arrstr.h"
#endif
+IMPLEMENT_ABSTRACT_CLASS(wxControlWithItems, wxControl)
+
// ============================================================================
// wxItemContainerImmutable implementation
// ============================================================================
wxString wxItemContainerImmutable::GetStringSelection() const
{
wxString s;
+
int sel = GetSelection();
- if ( sel != -1 )
- s = GetString(sel);
+ if ( sel != wxNOT_FOUND )
+ s = GetString((unsigned int)sel);
return s;
}
{
wxArrayString result;
- const size_t count = GetCount();
+ const unsigned int count = GetCount();
result.Alloc(count);
- for ( size_t n = 0; n < count; n++ )
+ for ( unsigned int n = 0; n < count; n++ )
result.Add(GetString(n));
return result;
}
// ----------------------------------------------------------------------------
-// appending items
+// deleting items
// ----------------------------------------------------------------------------
-void wxItemContainer::Append(const wxArrayString& strings)
+void wxItemContainer::Clear()
{
- size_t count = strings.GetCount();
- for ( size_t n = 0; n < count; n++ )
+ if ( HasClientObjectData() )
{
- Append(strings[n]);
+ const unsigned count = GetCount();
+ for ( unsigned i = 0; i < count; ++i )
+ ResetItemClientObject(i);
}
+
+ SetClientDataType(wxClientData_None);
+
+ DoClear();
}
-int wxItemContainer::Insert(const wxString& item, int pos, void *clientData)
+void wxItemContainer::Delete(unsigned int pos)
{
- int n = DoInsert(item, pos);
- if ( n != wxNOT_FOUND )
- SetClientData(n, clientData);
+ wxCHECK_RET( pos < GetCount(), wxT("invalid index") );
+
+ if ( HasClientObjectData() )
+ ResetItemClientObject(pos);
+
+ DoDeleteOneItem(pos);
+
+ if ( IsEmpty() )
+ {
+ SetClientDataType(wxClientData_None);
+ }
+}
+
+// ----------------------------------------------------------------------------
+//
+// ----------------------------------------------------------------------------
+
+int wxItemContainer::DoInsertItemsInLoop(const wxArrayStringsAdapter& items,
+ unsigned int pos,
+ void **clientData,
+ wxClientDataType type)
+{
+ int n = wxNOT_FOUND;
+
+ const unsigned int count = items.GetCount();
+ for ( unsigned int i = 0; i < count; ++i )
+ {
+ n = DoInsertOneItem(items[i], pos++);
+ if ( n == wxNOT_FOUND )
+ break;
+
+ AssignNewItemClientData(n, clientData, i, type);
+ }
return n;
}
int
-wxItemContainer::Insert(const wxString& item, int pos, wxClientData *clientData)
+wxItemContainer::DoInsertOneItem(const wxString& WXUNUSED(item),
+ unsigned int WXUNUSED(pos))
{
- int n = DoInsert(item, pos);
- if ( n != wxNOT_FOUND )
- SetClientObject(n, clientData);
+ wxFAIL_MSG( wxT("Must be overridden if DoInsertItemsInLoop() is used") );
- return n;
+ return wxNOT_FOUND;
}
+
// ----------------------------------------------------------------------------
// client data
// ----------------------------------------------------------------------------
-void wxItemContainer::SetClientObject(int n, wxClientData *data)
+void wxItemContainer::SetClientObject(unsigned int n, wxClientData *data)
{
- wxASSERT_MSG( m_clientDataItemsType != wxClientData_Void,
+ wxASSERT_MSG( !HasClientUntypedData(),
wxT("can't have both object and void client data") );
- // when we call SetClientObject() for the first time, m_clientDataItemsType
- // is still wxClientData_None and so calling DoGetItemClientObject() would
- // fail (in addition to being useless) - don't do it
- if ( m_clientDataItemsType == wxClientData_Object )
+ wxCHECK_RET( IsValid(n), "Invalid index passed to SetClientObject()" );
+
+ if ( HasClientObjectData() )
{
- wxClientData *clientDataOld = DoGetItemClientObject(n);
+ wxClientData * clientDataOld
+ = static_cast<wxClientData *>(DoGetItemClientData(n));
if ( clientDataOld )
delete clientDataOld;
}
- else // m_clientDataItemsType == wxClientData_None
+ else // didn't have any client data so far
{
// now we have object client data
- m_clientDataItemsType = wxClientData_Object;
+ DoInitItemClientData();
+
+ SetClientDataType(wxClientData_Object);
}
- DoSetItemClientObject(n, data);
+ DoSetItemClientData(n, data);
}
-wxClientData *wxItemContainer::GetClientObject(int n) const
+wxClientData *wxItemContainer::GetClientObject(unsigned int n) const
{
- wxASSERT_MSG( m_clientDataItemsType == wxClientData_Object,
+ wxCHECK_MSG( HasClientObjectData(), NULL,
wxT("this window doesn't have object client data") );
- return DoGetItemClientObject(n);
+ wxCHECK_MSG( IsValid(n), NULL,
+ "Invalid index passed to GetClientObject()" );
+
+ return static_cast<wxClientData *>(DoGetItemClientData(n));
}
-void wxItemContainer::SetClientData(int n, void *data)
+wxClientData *wxItemContainer::DetachClientObject(unsigned int n)
{
- wxASSERT_MSG( m_clientDataItemsType != wxClientData_Object,
+ wxClientData * const data = GetClientObject(n);
+ if ( data )
+ {
+ // reset the pointer as we don't own it any more
+ DoSetItemClientData(n, NULL);
+ }
+
+ return data;
+}
+
+void wxItemContainer::SetClientData(unsigned int n, void *data)
+{
+ if ( !HasClientData() )
+ {
+ DoInitItemClientData();
+ SetClientDataType(wxClientData_Void);
+ }
+
+ wxASSERT_MSG( HasClientUntypedData(),
wxT("can't have both object and void client data") );
+ wxCHECK_RET( IsValid(n), "Invalid index passed to SetClientData()" );
+
DoSetItemClientData(n, data);
- m_clientDataItemsType = wxClientData_Void;
}
-void *wxItemContainer::GetClientData(int n) const
+void *wxItemContainer::GetClientData(unsigned int n) const
{
- wxASSERT_MSG( m_clientDataItemsType == wxClientData_Void,
+ wxCHECK_MSG( HasClientUntypedData(), NULL,
wxT("this window doesn't have void client data") );
+ wxCHECK_MSG( IsValid(n), NULL,
+ "Invalid index passed to GetClientData()" );
+
return DoGetItemClientData(n);
}
-wxControlWithItems::~wxControlWithItems()
+void wxItemContainer::AssignNewItemClientData(unsigned int pos,
+ void **clientData,
+ unsigned int n,
+ wxClientDataType type)
{
- // this destructor is required for Darwin
+ switch ( type )
+ {
+ case wxClientData_Object:
+ SetClientObject
+ (
+ pos,
+ (reinterpret_cast<wxClientData **>(clientData))[n]
+ );
+ break;
+
+ case wxClientData_Void:
+ SetClientData(pos, clientData[n]);
+ break;
+
+ default:
+ wxFAIL_MSG( wxT("unknown client data type") );
+ // fall through
+
+ case wxClientData_None:
+ // nothing to do
+ break;
+ }
+}
+
+void wxItemContainer::ResetItemClientObject(unsigned int n)
+{
+ wxClientData * const data = GetClientObject(n);
+ if ( data )
+ {
+ delete data;
+ DoSetItemClientData(n, NULL);
+ }
+}
+
+// ============================================================================
+// wxControlWithItems implementation
+// ============================================================================
+
+void
+wxControlWithItemsBase::InitCommandEventWithItems(wxCommandEvent& event, int n)
+{
+ InitCommandEvent(event);
+
+ if ( n != wxNOT_FOUND )
+ {
+ if ( HasClientObjectData() )
+ event.SetClientObject(GetClientObject(n));
+ else if ( HasClientUntypedData() )
+ event.SetClientData(GetClientData(n));
+ }
+}
+
+void wxControlWithItemsBase::SendSelectionChangedEvent(wxEventType eventType)
+{
+ const int n = GetSelection();
+ if ( n == wxNOT_FOUND )
+ return;
+
+ wxCommandEvent event(eventType, m_windowId);
+ event.SetInt(n);
+ event.SetEventObject(this);
+ event.SetString(GetStringSelection());
+ InitCommandEventWithItems(event, n);
+
+ HandleWindowEvent(event);
}
#endif // wxUSE_CONTROLS
projects / wxWidgets.git / blobdiff