]> git.saurik.com Git - wxWidgets.git/blobdiff - samples/treectrl/treetest.cpp
No code changes, fixed various typos.
[wxWidgets.git] / samples / treectrl / treetest.cpp
index a2dc2ebd701aef2de2698e46e7461b2ace3a2bf9..96a72c294083f5bedf8badb05ed77f8432f8e6c5 100644 (file)
@@ -6,7 +6,7 @@
 // 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 "state4.xpm"
 #include "state5.xpm"
 
+#include "unchecked.xpm"
+#include "checked.xpm"
+
 #ifndef __WXMSW__
     #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!"), \
@@ -92,6 +98,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     MENU_LINK(Select)
     MENU_LINK(Unselect)
     MENU_LINK(ToggleSel)
+    MENU_LINK(SelectChildren)
 #endif // NO_MULTIPLE_SELECTION
     MENU_LINK(Rename)
     MENU_LINK(Count)
@@ -112,6 +119,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     MENU_LINK(SetImageSize)
     MENU_LINK(CollapseAndReset)
     MENU_LINK(EnsureVisible)
+    MENU_LINK(SetFocus)
     MENU_LINK(AddItem)
     MENU_LINK(InsertItem)
     MENU_LINK(IncIndent)
@@ -121,6 +129,8 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     MENU_LINK(ToggleIcon)
     MENU_LINK(ToggleState)
     MENU_LINK(SelectRoot)
+    MENU_LINK(SetFocusedRoot)
+    MENU_LINK(ClearFocused)
 
     MENU_LINK(ShowFirstVisible)
 #ifdef wxHAS_LAST_VISIBLE
@@ -131,6 +141,8 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     MENU_LINK(ShowParent)
     MENU_LINK(ShowPrevSibling)
     MENU_LINK(ShowNextSibling)
+    MENU_LINK(ScrollTo)
+    MENU_LINK(SelectLast)
 #undef MENU_LINK
 
 END_EVENT_TABLE()
@@ -186,7 +198,6 @@ bool MyApp::OnInit()
 
     // Show the frame
     frame->Show(true);
-    SetTopWindow(frame);
 
     return true;
 }
@@ -254,6 +265,10 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h)
     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"));
@@ -262,6 +277,7 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h)
     tree_menu->Append(TreeTest_SortRev, wxT("Sort in reversed order"));
     tree_menu->AppendSeparator();
     tree_menu->Append(TreeTest_EnsureVisible, wxT("Make the last item &visible"));
+    tree_menu->Append(TreeTest_SetFocus, wxT("Set &focus to the tree"));
     tree_menu->AppendSeparator();
     tree_menu->Append(TreeTest_IncIndent, wxT("Add 5 points to indentation\tAlt-I"));
     tree_menu->Append(TreeTest_DecIndent, wxT("Reduce indentation by 5 points\tAlt-R"));
@@ -289,12 +305,18 @@ MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h)
     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;
@@ -407,13 +429,13 @@ void MyFrame::OnIdle(wxIdleEvent& event)
         {
             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);
     }
@@ -467,7 +489,7 @@ void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnRename(wxCommandEvent& WXUNUSED(event))
 {
-    wxTreeItemId item = m_treeCtrl->GetSelection();
+    wxTreeItemId item = m_treeCtrl->GetFocusedItem();
 
     CHECK_ITEM( item );
 
@@ -488,7 +510,7 @@ void MyFrame::OnRename(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnCount(wxCommandEvent& WXUNUSED(event))
 {
-    wxTreeItemId item = m_treeCtrl->GetSelection();
+    wxTreeItemId item = m_treeCtrl->GetFocusedItem();
 
     CHECK_ITEM( item );
 
@@ -499,7 +521,7 @@ void MyFrame::OnCount(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnCountRec(wxCommandEvent& WXUNUSED(event))
 {
-    wxTreeItemId item = m_treeCtrl->GetSelection();
+    wxTreeItemId item = m_treeCtrl->GetFocusedItem();
 
     CHECK_ITEM( item );
 
@@ -510,7 +532,7 @@ void MyFrame::OnCountRec(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::DoSort(bool reverse)
 {
-    wxTreeItemId item = m_treeCtrl->GetSelection();
+    wxTreeItemId item = m_treeCtrl->GetFocusedItem();
 
     CHECK_ITEM( item );
 
@@ -519,14 +541,14 @@ void MyFrame::DoSort(bool reverse)
 
 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;
     }
 
@@ -539,7 +561,7 @@ void MyFrame::OnHighlight(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnDump(wxCommandEvent& WXUNUSED(event))
 {
-    wxTreeItemId root = m_treeCtrl->GetSelection();
+    wxTreeItemId root = m_treeCtrl->GetFocusedItem();
 
     CHECK_ITEM( root );
 
@@ -568,7 +590,7 @@ void MyFrame::OnDumpSelected(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnSelect(wxCommandEvent& WXUNUSED(event))
 {
-    m_treeCtrl->SelectItem(m_treeCtrl->GetSelection());
+    m_treeCtrl->SelectItem(m_treeCtrl->GetFocusedItem());
 }
 
 void MyFrame::OnSelectRoot(wxCommandEvent& WXUNUSED(event))
@@ -577,16 +599,36 @@ 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 );
 
@@ -595,7 +637,7 @@ void MyFrame::DoSetBold(bool bold)
 
 void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event))
 {
-    wxTreeItemId item = m_treeCtrl->GetSelection();
+    wxTreeItemId item = m_treeCtrl->GetFocusedItem();
 
     CHECK_ITEM( item );
 
@@ -604,7 +646,7 @@ void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnDeleteChildren(wxCommandEvent& WXUNUSED(event))
 {
-    wxTreeItemId item = m_treeCtrl->GetSelection();
+    wxTreeItemId item = m_treeCtrl->GetFocusedItem();
 
     CHECK_ITEM( item );
 
@@ -619,7 +661,7 @@ void MyFrame::OnDeleteAll(wxCommandEvent& WXUNUSED(event))
 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))
@@ -677,6 +719,11 @@ void MyFrame::OnToggleAlternateStates(wxCommandEvent& WXUNUSED(event))
 
     m_treeCtrl->SetAlternateStates(!alternateStates);
     m_treeCtrl->CreateStateImageList();
+
+    // normal states < alternate states
+    // so we must reset broken states
+    if ( alternateStates )
+        m_treeCtrl->ResetBrokenStateImages();
 }
 
 void MyFrame::OnToggleButtons(wxCommandEvent& WXUNUSED(event))
@@ -705,6 +752,11 @@ void MyFrame::OnEnsureVisible(wxCommandEvent& WXUNUSED(event))
     m_treeCtrl->DoEnsureVisible();
 }
 
+void MyFrame::OnSetFocus(wxCommandEvent& WXUNUSED(event))
+{
+    m_treeCtrl->SetFocus();
+}
+
 void MyFrame::OnInsertItem(wxCommandEvent& WXUNUSED(event))
 {
     int image = wxGetApp().ShowImages() ? MyTreeCtrl::TreeCtrlIcon_File : -1;
@@ -741,19 +793,25 @@ void MyFrame::OnIncSpacing(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 );
 
@@ -762,7 +820,7 @@ void MyFrame::OnToggleIcon(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnToggleState(wxCommandEvent& WXUNUSED(event))
 {
-    wxTreeItemId item = m_treeCtrl->GetSelection();
+    wxTreeItemId item = m_treeCtrl->GetFocusedItem();
 
     CHECK_ITEM( item );
 
@@ -774,15 +832,19 @@ void MyFrame::DoShowFirstOrLast(TreeFunc0_t pfn, const wxString& label)
     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 );
 
@@ -797,10 +859,43 @@ void MyFrame::DoShowRelativeItem(TreeFunc1_t pfn, const wxString& label)
     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))
@@ -837,7 +932,7 @@ MyTreeCtrl::MyTreeCtrl(wxWindow *parent, const wxWindowID id,
     CreateStateImageList();
 
     // Add some items to the tree
-    AddTestItemsToTree(5, 2);
+    AddTestItemsToTree(NUM_CHILDREN_PER_LEVEL, NUM_LEVELS);
 }
 
 void MyTreeCtrl::CreateImageList(int size)
@@ -925,35 +1020,18 @@ void MyTreeCtrl::CreateStateImageList(bool del)
     }
     else
     {
-        wxRendererNative& renderer = wxRendererNative::Get();
-
-        wxSize size(renderer.GetCheckBoxSize(this));
+        wxIcon icons[2];
+        icons[0] = wxIcon(unchecked_xpm);
+        icons[1] = wxIcon(checked_xpm);
 
-        // make an state checkbox image list
-        states = new wxImageList(size.GetWidth(), size.GetHeight(), true);
-
-        wxBitmap checkBmp(size.GetWidth(), size.GetHeight());
-        wxRect rect(size);
-
-        // create no checked image
-        {
-            // first create bitmap in a memory DC
-            wxMemoryDC memDC(checkBmp);
-            memDC.Clear();
-            // then draw a check mark into it
-            renderer.DrawCheckBox(this, memDC, rect, 0);
-        } // select checkBmp out of memDC
-
-        states->Add(checkBmp);
+        int width  = icons[0].GetWidth(),
+            height = icons[0].GetHeight();
 
-        // create checked image
-        {
-            wxMemoryDC memDC(checkBmp);
-            memDC.Clear();
-            renderer.DrawCheckBox(this, memDC, rect, wxCONTROL_CHECKED);
-        }
+        // Make an state image list containing small icons
+        states = new wxImageList(width, height, true);
 
-        states->Add(checkBmp);
+        for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
+            states->Add(icons[i]);
     }
 
     AssignStateImageList(states);
@@ -1104,9 +1182,13 @@ void MyTreeCtrl::AddTestItemsToTree(size_t numChildren,
     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,
@@ -1166,14 +1248,37 @@ void MyTreeCtrl::DoToggleState(const wxTreeItemId& item)
     }
 }
 
+void MyTreeCtrl::DoResetBrokenStateImages(const wxTreeItemId& idParent,
+                                          wxTreeItemIdValue cookie, int state)
+{
+    wxTreeItemId id;
+
+    if ( !cookie )
+        id = GetFirstChild(idParent, cookie);
+    else
+        id = GetNextChild(idParent, cookie);
+
+    if ( !id.IsOk() )
+        return;
+
+    int curState = GetItemState(id);
+    if ( curState != wxTREE_ITEMSTATE_NONE && curState > state )
+        SetItemState(id, state);
+
+    if (ItemHasChildren(id))
+        DoResetBrokenStateImages(id, 0, state);
+
+    DoResetBrokenStateImages(idParent, cookie, state);
+}
+
 void MyTreeCtrl::LogEvent(const wxChar *name, const wxTreeEvent& event)
 {
     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());
 }
 
@@ -1181,7 +1286,7 @@ void MyTreeCtrl::LogEvent(const wxChar *name, const wxTreeEvent& event)
 #define TREE_EVENT_HANDLER(name)                                 \
 void MyTreeCtrl::name(wxTreeEvent& event)                        \
 {                                                                \
-    LogEvent(_T(#name), event);                                  \
+    LogEvent(wxT(#name), event);                                  \
     SetLastItem(wxTreeItemId());                                 \
     event.Skip();                                                \
 }
@@ -1407,7 +1512,7 @@ void MyTreeCtrl::OnBeginLabelEdit(wxTreeEvent& event)
     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"));
     }
 }
 
@@ -1465,13 +1570,14 @@ void MyTreeCtrl::OnItemStateClick(wxTreeEvent& event)
 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();
@@ -1482,6 +1588,8 @@ void MyTreeCtrl::OnContextMenu(wxContextMenuEvent& event)
     wxPoint pt = event.GetPosition();
 
     wxLogMessage(wxT("OnContextMenu at screen coords (%i, %i)"), pt.x, pt.y);
+
+    event.Skip();
 }
 
 void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt)
@@ -1510,11 +1618,11 @@ void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt)
 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();
 }
@@ -1537,12 +1645,16 @@ void MyTreeCtrl::OnRMouseDClick(wxMouseEvent& event)
 {
     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();