// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx/wx.h".
#include "../sample.xpm"
#endif
+static const int NUM_CHILDREN_PER_LEVEL = 5;
+static const int NUM_LEVELS = 2;
+
// verify that the item is ok and insult the user if it is not
#define CHECK_ITEM( item ) if ( !item.IsOk() ) { \
wxMessageBox(wxT("Please select some item first!"), \
MENU_LINK(Select)
MENU_LINK(Unselect)
MENU_LINK(ToggleSel)
+ MENU_LINK(SelectChildren)
#endif // NO_MULTIPLE_SELECTION
MENU_LINK(Rename)
MENU_LINK(Count)
MENU_LINK(ToggleIcon)
MENU_LINK(ToggleState)
MENU_LINK(SelectRoot)
+ MENU_LINK(SetFocusedRoot)
+ MENU_LINK(ClearFocused)
MENU_LINK(ShowFirstVisible)
#ifdef wxHAS_LAST_VISIBLE
MENU_LINK(ShowParent)
MENU_LINK(ShowPrevSibling)
MENU_LINK(ShowNextSibling)
+ MENU_LINK(ScrollTo)
+ MENU_LINK(SelectLast)
#undef MENU_LINK
END_EVENT_TABLE()
tree_menu->Append(TreeTest_DeleteChildren, wxT("Delete &children"));
tree_menu->Append(TreeTest_DeleteAll, wxT("Delete &all items"));
tree_menu->Append(TreeTest_SelectRoot, wxT("Select root item"));
+ tree_menu->AppendSeparator();
+ tree_menu->Append(TreeTest_SetFocusedRoot, wxT("Set focus to root item"));
+ tree_menu->Append(TreeTest_ClearFocused, wxT("Reset focus"));
+
tree_menu->AppendSeparator();
tree_menu->Append(TreeTest_Count, wxT("Count children of current item"));
tree_menu->Append(TreeTest_CountRec, wxT("Recursively count children of current item"));
item_menu->Append(TreeTest_ShowParent, "Show pa&rent");
item_menu->Append(TreeTest_ShowPrevSibling, "Show &previous sibling");
item_menu->Append(TreeTest_ShowNextSibling, "Show &next sibling");
+ item_menu->AppendSeparator();
+ item_menu->Append(TreeTest_ScrollTo, "Scroll &to item",
+ "Scroll to the last by one top level child");
+ item_menu->Append(TreeTest_SelectLast, "Select &last item",
+ "Select the last item");
#ifndef NO_MULTIPLE_SELECTION
item_menu->AppendSeparator();
item_menu->Append(TreeTest_DumpSelected, wxT("Dump selected items\tAlt-D"));
item_menu->Append(TreeTest_Select, wxT("Select current item\tAlt-S"));
item_menu->Append(TreeTest_Unselect, wxT("Unselect everything\tAlt-U"));
+ item_menu->Append(TreeTest_SelectChildren, wxT("Select all children\tCtrl-A"));
#endif // NO_MULTIPLE_SELECTION
wxMenuBar *menu_bar = new wxMenuBar;
{
wxTreeItemId idLast = m_treeCtrl->GetLastChild(idRoot);
status = wxString::Format(
- _T("Root/last item is %svisible/%svisible"),
- m_treeCtrl->IsVisible(idRoot) ? _T("") : _T("not "),
+ wxT("Root/last item is %svisible/%svisible"),
+ m_treeCtrl->IsVisible(idRoot) ? wxT("") : wxT("not "),
idLast.IsOk() && m_treeCtrl->IsVisible(idLast)
- ? _T("") : _T("not "));
+ ? wxT("") : wxT("not "));
}
else
- status = _T("No root item");
+ status = wxT("No root item");
SetStatusText(status, 1);
}
void MyFrame::OnRename(wxCommandEvent& WXUNUSED(event))
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
void MyFrame::OnCount(wxCommandEvent& WXUNUSED(event))
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
void MyFrame::OnCountRec(wxCommandEvent& WXUNUSED(event))
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
void MyFrame::DoSort(bool reverse)
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
void MyFrame::OnHighlight(wxCommandEvent& WXUNUSED(event))
{
- wxTreeItemId id = m_treeCtrl->GetSelection();
+ wxTreeItemId id = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( id );
wxRect r;
if ( !m_treeCtrl->GetBoundingRect(id, r, true /* text, not full row */) )
{
- wxLogMessage(_T("Failed to get bounding item rect"));
+ wxLogMessage(wxT("Failed to get bounding item rect"));
return;
}
void MyFrame::OnDump(wxCommandEvent& WXUNUSED(event))
{
- wxTreeItemId root = m_treeCtrl->GetSelection();
+ wxTreeItemId root = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( root );
void MyFrame::OnSelect(wxCommandEvent& WXUNUSED(event))
{
- m_treeCtrl->SelectItem(m_treeCtrl->GetSelection());
+ m_treeCtrl->SelectItem(m_treeCtrl->GetFocusedItem());
}
void MyFrame::OnSelectRoot(wxCommandEvent& WXUNUSED(event))
m_treeCtrl->SelectItem(m_treeCtrl->GetRootItem());
}
+void MyFrame::OnSetFocusedRoot(wxCommandEvent& WXUNUSED(event))
+{
+ if ( !m_treeCtrl->HasFlag(wxTR_HIDE_ROOT) )
+ m_treeCtrl->SetFocusedItem(m_treeCtrl->GetRootItem());
+}
+
+void MyFrame::OnClearFocused(wxCommandEvent& WXUNUSED(event))
+{
+ m_treeCtrl->ClearFocusedItem();
+}
+
void MyFrame::OnUnselect(wxCommandEvent& WXUNUSED(event))
{
m_treeCtrl->UnselectAll();
}
+void MyFrame::OnSelectChildren(wxCommandEvent& WXUNUSED(event))
+{
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
+ if ( !item.IsOk() )
+ item = m_treeCtrl->GetRootItem();
+
+ m_treeCtrl->SelectChildren(item);
+}
+
#endif // NO_MULTIPLE_SELECTION
void MyFrame::DoSetBold(bool bold)
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event))
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
void MyFrame::OnDeleteChildren(wxCommandEvent& WXUNUSED(event))
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
void MyFrame::OnRecreate(wxCommandEvent& event)
{
OnDeleteAll(event);
- m_treeCtrl->AddTestItemsToTree(5, 2);
+ m_treeCtrl->AddTestItemsToTree(NUM_CHILDREN_PER_LEVEL, NUM_LEVELS);
}
void MyFrame::OnSetImageSize(wxCommandEvent& WXUNUSED(event))
{
unsigned int indent = m_treeCtrl->GetSpacing();
if (indent < 100)
+ {
m_treeCtrl->SetSpacing( indent+5 );
+ m_treeCtrl->Refresh();
+ }
}
void MyFrame::OnDecSpacing(wxCommandEvent& WXUNUSED(event))
{
unsigned int indent = m_treeCtrl->GetSpacing();
if (indent > 10)
+ {
m_treeCtrl->SetSpacing( indent-5 );
+ m_treeCtrl->Refresh();
+ }
}
void MyFrame::OnToggleIcon(wxCommandEvent& WXUNUSED(event))
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
void MyFrame::OnToggleState(wxCommandEvent& WXUNUSED(event))
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
const wxTreeItemId item = (m_treeCtrl->*pfn)();
if ( !item.IsOk() )
+ {
wxLogMessage("There is no %s item", label);
+ }
else
+ {
wxLogMessage("The %s item is \"%s\"",
label, m_treeCtrl->GetItemText(item));
+ }
}
void MyFrame::DoShowRelativeItem(TreeFunc1_t pfn, const wxString& label)
{
- wxTreeItemId item = m_treeCtrl->GetSelection();
+ wxTreeItemId item = m_treeCtrl->GetFocusedItem();
CHECK_ITEM( item );
wxTreeItemId new_item = (m_treeCtrl->*pfn)(item);
if ( !new_item.IsOk() )
+ {
wxLogMessage("There is no %s item", label);
+ }
else
+ {
wxLogMessage("The %s item is \"%s\"",
label, m_treeCtrl->GetItemText(new_item));
+ }
+}
+
+void MyFrame::OnScrollTo(wxCommandEvent& WXUNUSED(event))
+{
+ // scroll to the last but one top level child
+ wxTreeItemId item = m_treeCtrl->GetPrevSibling(
+ m_treeCtrl->GetLastChild(
+ m_treeCtrl->GetRootItem()));
+ CHECK_ITEM( item );
+
+ m_treeCtrl->ScrollTo(item);
+}
+
+void MyFrame::OnSelectLast(wxCommandEvent& WXUNUSED(event))
+{
+ // select the very last item of the tree
+ wxTreeItemId item = m_treeCtrl->GetRootItem();
+ for ( ;; )
+ {
+ wxTreeItemId itemChild = m_treeCtrl->GetLastChild(item);
+ if ( !itemChild.IsOk() )
+ break;
+
+ item = itemChild;
+ }
+
+ CHECK_ITEM( item );
+
+ m_treeCtrl->SelectItem(item);
}
void MyFrame::OnSetFgColour(wxCommandEvent& WXUNUSED(event))
CreateStateImageList();
// Add some items to the tree
- AddTestItemsToTree(5, 2);
+ AddTestItemsToTree(NUM_CHILDREN_PER_LEVEL, NUM_LEVELS);
}
void MyTreeCtrl::CreateImageList(int size)
wxIcon icons[2];
icons[0] = wxIcon(unchecked_xpm);
icons[1] = wxIcon(checked_xpm);
-
+
int width = icons[0].GetWidth(),
height = icons[0].GetHeight();
-
+
// Make an state image list containing small icons
states = new wxImageList(width, height, true);
SetItemTextColour(id, *wxBLUE);
id = GetNextChild(rootId, cookie);
- id = GetNextChild(rootId, cookie);
- SetItemTextColour(id, *wxRED);
- SetItemBackgroundColour(id, *wxLIGHT_GREY);
+ if ( id )
+ id = GetNextChild(rootId, cookie);
+ if ( id )
+ {
+ SetItemTextColour(id, *wxRED);
+ SetItemBackgroundColour(id, *wxLIGHT_GREY);
+ }
}
void MyTreeCtrl::GetItemsRecursively(const wxTreeItemId& idParent,
wxTreeItemId item = event.GetItem();
wxString text;
if ( item.IsOk() )
- text << _T('"') << GetItemText(item).c_str() << _T('"');
+ text << wxT('"') << GetItemText(item).c_str() << wxT('"');
else
- text = _T("invalid item");
+ text = wxT("invalid item");
wxLogMessage(wxT("%s(%s)"), name, text.c_str());
}
#define TREE_EVENT_HANDLER(name) \
void MyTreeCtrl::name(wxTreeEvent& event) \
{ \
- LogEvent(_T(#name), event); \
+ LogEvent(wxT(#name), event); \
SetLastItem(wxTreeItemId()); \
event.Skip(); \
}
else if ( itemId == GetRootItem() )
{
// test that it is possible to change the text of the item being edited
- SetItemText(itemId, _T("Editing root item"));
+ SetItemText(itemId, wxT("Editing root item"));
}
}
void MyTreeCtrl::OnItemMenu(wxTreeEvent& event)
{
wxTreeItemId itemId = event.GetItem();
- MyTreeItemData *item = itemId.IsOk() ? (MyTreeItemData *)GetItemData(itemId)
- : NULL;
+ wxCHECK_RET( itemId.IsOk(), "should have a valid item" );
+
+ MyTreeItemData *item = (MyTreeItemData *)GetItemData(itemId);
wxPoint clientpt = event.GetPoint();
wxPoint screenpt = ClientToScreen(clientpt);
wxLogMessage(wxT("OnItemMenu for item \"%s\" at screen coords (%i, %i)"),
- item ? item->GetDesc() : _T(""), screenpt.x, screenpt.y);
+ item->GetDesc(), screenpt.x, screenpt.y);
ShowMenu(itemId, clientpt);
event.Skip();
void MyTreeCtrl::OnItemRClick(wxTreeEvent& event)
{
wxTreeItemId itemId = event.GetItem();
- MyTreeItemData *item = itemId.IsOk() ? (MyTreeItemData *)GetItemData(itemId)
- : NULL;
+ wxCHECK_RET( itemId.IsOk(), "should have a valid item" );
- wxLogMessage(wxT("Item \"%s\" right clicked"), item ? item->GetDesc()
- : _T(""));
+ MyTreeItemData *item = (MyTreeItemData *)GetItemData(itemId);
+
+ wxLogMessage(wxT("Item \"%s\" right clicked"), item->GetDesc());
event.Skip();
}
{
wxTreeItemId id = HitTest(event.GetPosition());
if ( !id )
+ {
wxLogMessage(wxT("No item under mouse"));
+ }
else
{
MyTreeItemData *item = (MyTreeItemData *)GetItemData(id);
if ( item )
+ {
wxLogMessage(wxT("Item '%s' under mouse"), item->GetDesc());
+ }
}
event.Skip();