// Test various tree traversal methods.
void TreeListCtrlTestCase::Traversal()
{
// GetParent() tests:
wxTreeListItem root = m_treelist->GetRootItem();
CPPUNIT_ASSERT( !m_treelist->GetItemParent(root) );
CPPUNIT_ASSERT_EQUAL( root, m_treelist->GetItemParent(m_code) );
CPPUNIT_ASSERT_EQUAL( m_code, m_treelist->GetItemParent(m_code_osx) );
// GetFirstChild() and GetNextSibling() tests:
CPPUNIT_ASSERT_EQUAL( m_code, m_treelist->GetFirstChild(root) );
CPPUNIT_ASSERT_EQUAL
(
m_code_osx,
m_treelist->GetNextSibling
(
m_treelist->GetNextSibling
(
m_treelist->GetFirstChild(m_code)
)
)
);
// Get{First,Next}Item() test:
unsigned numItems = 0;
for ( wxTreeListItem item = m_treelist->GetFirstItem();
item.IsOk();
item = m_treelist->GetNextItem(item) )
{
numItems++;
}
CPPUNIT_ASSERT_EQUAL( m_numItems, numItems );
}
void MyFrame::OnDumpSelection(wxCommandEvent& WXUNUSED(event))
{
if ( m_treelist->HasFlag(wxTL_MULTIPLE) )
{
wxTreeListItems selections;
const unsigned numSelected = m_treelist->GetSelections(selections);
switch ( numSelected )
{
case 0:
wxLogMessage("No items selected");
break;
case 1:
wxLogMessage("Single item selected: %s",
DumpItem(selections[0]));
break;
default:
wxLogMessage("%u items selected:", numSelected);
for ( unsigned n = 0; n < numSelected; n++ )
{
wxLogMessage("\t%s", DumpItem(selections[n]));
}
}
}
else // Single selection
{
wxLogMessage("Selection: %s", DumpItem(m_treelist->GetSelection()));
}
}
void TreeListCtrlTestCase::Create(long style)
{
m_treelist = new wxTreeListCtrl(wxTheApp->GetTopWindow(),
wxID_ANY,
wxDefaultPosition,
wxSize(400, 200),
style);
m_treelist->AppendColumn("Component");
m_treelist->AppendColumn("# Files");
m_treelist->AppendColumn("Size");
// Fill the control with the same data as used in the treelist sample:
m_code = AddItem("Code");
AddItem("wxMSW", m_code, "313", "3.94 MiB");
AddItem("wxGTK", m_code, "180", "1.66 MiB");
m_code_osx = AddItem("wxOSX", m_code, "265", "2.36 MiB");
AddItem("Core", m_code_osx, "31", "347 KiB");
AddItem("Carbon", m_code_osx, "91", "1.34 MiB");
m_code_osx_cocoa = AddItem("Cocoa", m_code_osx, "46", "512 KiB");
wxTreeListItem Documentation = AddItem("Documentation");
AddItem("HTML", Documentation, "many");
AddItem("CHM", Documentation, "1");
wxTreeListItem Samples = AddItem("Samples");
AddItem("minimal", Samples, "1", "7 KiB");
AddItem("widgets", Samples, "28", "419 KiB");
m_treelist->Refresh();
m_treelist->Update();
}
void MyFrame::OnCheckHTMLDocs(wxCommandEvent& event)
{
wxCheckBoxState state;
switch ( event.GetId() )
{
case Id_Uncheck_HTMLDocs:
state = wxCHK_UNCHECKED;
break;
case Id_Check_HTMLDocs:
state = wxCHK_CHECKED;
break;
case Id_Indet_HTMLDocs:
state = wxCHK_UNDETERMINED;
break;
default:
wxFAIL_MSG( "Unknown check state" );
return;
}
m_treelist->CheckItem(m_itemHTMLDocs, state);
}
void MyFrame::OnCheckboxes(wxCommandEvent& event)
{
long style = m_treelist->GetWindowStyle();
style &= ~(wxTL_CHECKBOX | wxTL_3STATE | wxTL_USER_3STATE);
switch ( event.GetId() )
{
case Id_NoCheckboxes:
break;
case Id_Checkboxes2State:
style |= wxTL_CHECKBOX;
break;
case Id_Checkboxes3State:
style |= wxTL_3STATE;
break;
case Id_CheckboxesUser3State:
style |= wxTL_USER_3STATE;
break;
default:
wxFAIL_MSG( "Unknown checkbox style" );
return;
}
RecreateTreeListCtrl(style);
}
wxTreeListItem
TreeListCtrlTestCase::AddItem(const char *label,
wxTreeListItem parent,
const char *numFiles,
const char *size)
{
if ( !parent.IsOk() )
parent = m_treelist->GetRootItem();
wxTreeListItem item = m_treelist->AppendItem(parent, label);
m_treelist->SetItemText(item, 1, numFiles);
m_treelist->SetItemText(item, 2, size);
m_numItems++;
return item;
}
void MyFrame::OnItemChecked(wxTreeListEvent& event)
{
wxTreeListItem item = event.GetItem();
wxLogMessage("Item \"%s\" toggled, now %s (was %s)",
DumpItem(item),
CheckedStateString(m_treelist->GetCheckedState(item)),
CheckedStateString(event.GetOldCheckedState()));
}
void MyFrame::OnSelectionChanged(wxTreeListEvent& event)
{
const char* msg;
if ( m_treelist->HasFlag(wxTL_MULTIPLE) )
msg = "Selection of the \"%s\" item changed.";
else
msg = "Selection changed, now is \"%s\".";
wxLogMessage(msg, DumpItem(event.GetItem()));
}
// Test accessing items text.
void TreeListCtrlTestCase::ItemText()
{
CPPUNIT_ASSERT_EQUAL( "Cocoa", m_treelist->GetItemText(m_code_osx_cocoa) );
CPPUNIT_ASSERT_EQUAL( "46", m_treelist->GetItemText(m_code_osx_cocoa, 1) );
m_treelist->SetItemText(m_code_osx_cocoa, "wxCocoa");
CPPUNIT_ASSERT_EQUAL( "wxCocoa", m_treelist->GetItemText(m_code_osx_cocoa) );
m_treelist->SetItemText(m_code_osx_cocoa, 1, "47");
CPPUNIT_ASSERT_EQUAL( "47", m_treelist->GetItemText(m_code_osx_cocoa, 1) );
}
// Test checking and unchecking items.
void TreeListCtrlTestCase::ItemCheck()
{
CPPUNIT_ASSERT_EQUAL( wxCHK_UNCHECKED,
m_treelist->GetCheckedState(m_code) );
m_treelist->CheckItemRecursively(m_code);
CPPUNIT_ASSERT_EQUAL( wxCHK_CHECKED,
m_treelist->GetCheckedState(m_code) );
CPPUNIT_ASSERT_EQUAL( wxCHK_CHECKED,
m_treelist->GetCheckedState(m_code_osx) );
CPPUNIT_ASSERT_EQUAL( wxCHK_CHECKED,
m_treelist->GetCheckedState(m_code_osx_cocoa) );
m_treelist->UncheckItem(m_code_osx_cocoa);
CPPUNIT_ASSERT_EQUAL( wxCHK_UNCHECKED,
m_treelist->GetCheckedState(m_code_osx_cocoa) );
m_treelist->UpdateItemParentStateRecursively(m_code_osx_cocoa);
CPPUNIT_ASSERT_EQUAL( wxCHK_UNDETERMINED,
m_treelist->GetCheckedState(m_code_osx) );
CPPUNIT_ASSERT_EQUAL( wxCHK_UNDETERMINED,
m_treelist->GetCheckedState(m_code) );
m_treelist->CheckItemRecursively(m_code_osx, wxCHK_UNCHECKED);
m_treelist->UpdateItemParentStateRecursively(m_code_osx_cocoa);
CPPUNIT_ASSERT_EQUAL( wxCHK_UNCHECKED,
m_treelist->GetCheckedState(m_code_osx) );
CPPUNIT_ASSERT_EQUAL( wxCHK_UNDETERMINED,
m_treelist->GetCheckedState(m_code) );
}
wxString MyFrame::DumpItem(wxTreeListItem item) const
{
return item.IsOk() ? m_treelist->GetItemText(item) : wxString("NONE");
}
void MyFrame::OnSelectHTMLDocs(wxCommandEvent& WXUNUSED(event))
{
m_treelist->Select(m_itemHTMLDocs);
}
void MyFrame::OnFlatList(wxCommandEvent& event)
{
m_isFlat = event.IsChecked();
RecreateTreeListCtrl(m_treelist->GetWindowStyle());
}
void MyFrame::OnMultiSelect(wxCommandEvent& event)
{
long style = m_treelist->GetWindowStyle();
if ( event.IsChecked() )
style |= wxTL_MULTIPLE;
else
style &= ~wxTL_MULTIPLE;
RecreateTreeListCtrl(style);
}
void MyFrame::OnItemContextMenu(wxTreeListEvent& event)
{
enum
{
Id_Check_Item,
Id_Uncheck_Item,
Id_Indet_Item,
Id_Check_Recursively,
Id_Update_Parent
};
wxMenu menu;
menu.Append(Id_Check_Item, "&Check item");
menu.Append(Id_Uncheck_Item, "&Uncheck item");
if ( m_treelist->HasFlag(wxTL_3STATE) )
menu.Append(Id_Indet_Item, "Make item &indeterminate");
menu.AppendSeparator();
menu.Append(Id_Check_Recursively, "Check &recursively");
menu.Append(Id_Update_Parent, "Update &parent");
const wxTreeListItem item = event.GetItem();
switch ( m_treelist->GetPopupMenuSelectionFromUser(menu) )
{
case Id_Check_Item:
m_treelist->CheckItem(item);
break;
case Id_Uncheck_Item:
m_treelist->UncheckItem(item);
break;
case Id_Indet_Item:
m_treelist->CheckItem(item, wxCHK_UNDETERMINED);
break;
case Id_Check_Recursively:
m_treelist->CheckItemRecursively(item);
break;
case Id_Update_Parent:
m_treelist->UpdateItemParentStateRecursively(item);
break;
default:
wxFAIL_MSG( "Unexpected menu selection" );
// Fall through.
case wxID_NONE:
return;
}
}