X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/776a33cfd3efe66e053146e34085833f01523b35..2dace059ee7aefeea0f2b843f1808b117f112795:/samples/listctrl/listtest.cpp

diff --git a/samples/listctrl/listtest.cpp b/samples/listctrl/listtest.cpp
index 8a966df2b5..d1c8d7d4af 100644
--- a/samples/listctrl/listtest.cpp
+++ b/samples/listctrl/listtest.cpp
@@ -71,6 +71,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(LIST_SET_BG_COL, MyFrame::OnSetBgColour)
     EVT_MENU(LIST_TOGGLE_MULTI_SEL, MyFrame::OnToggleMultiSel)
     EVT_MENU(LIST_SHOW_COL_INFO, MyFrame::OnShowColInfo)
+    EVT_MENU(LIST_SHOW_SEL_INFO, MyFrame::OnShowSelInfo)
 
     EVT_UPDATE_UI(LIST_SHOW_COL_INFO, MyFrame::OnUpdateShowColInfo)
 END_EVENT_TABLE()
@@ -89,6 +90,7 @@ BEGIN_EVENT_TABLE(MyListCtrl, wxListCtrl)
     EVT_LIST_KEY_DOWN(LIST_CTRL, MyListCtrl::OnListKeyDown)
     EVT_LIST_ITEM_ACTIVATED(LIST_CTRL, MyListCtrl::OnActivated)
     EVT_LIST_COL_CLICK(LIST_CTRL, MyListCtrl::OnColClick)
+    EVT_LIST_CACHE_HINT(LIST_CTRL, MyListCtrl::OnCacheHint)
 
     EVT_CHAR(MyListCtrl::OnChar)
 END_EVENT_TABLE()
@@ -181,7 +183,9 @@ MyFrame::MyFrame(const wxChar *title, int x, int y, int w, int h)
     menuList->Append(LIST_TOGGLE_FIRST, _T("&Toggle first item\tCtrl-T"));
     menuList->Append(LIST_DESELECT_ALL, _T("&Deselect All\tCtrl-D"));
     menuList->Append(LIST_SELECT_ALL, _T("S&elect All\tCtrl-A"));
+    menuList->AppendSeparator();
     menuList->Append(LIST_SHOW_COL_INFO, _T("Show &column info\tCtrl-C"));
+    menuList->Append(LIST_SHOW_SEL_INFO, _T("Show &selected items\tCtrl-S"));
     menuList->AppendSeparator();
     menuList->Append(LIST_SORT, _T("&Sort\tCtrl-S"));
     menuList->AppendSeparator();
@@ -351,18 +355,9 @@ void MyFrame::InitWithReportItems()
 
     wxStopWatch sw;
 
-    wxString buf;
     for ( int i = 0; i < NUM_ITEMS; i++ )
     {
-        buf.Printf(_T("This is item %d"), i);
-        long tmp = m_listCtrl->InsertItem(i, buf, 0);
-        m_listCtrl->SetItemData(tmp, i);
-
-        buf.Printf(_T("Col 1, item %d"), i);
-        tmp = m_listCtrl->SetItem(i, 1, buf);
-
-        buf.Printf(_T("Item %d in column 2"), i);
-        tmp = m_listCtrl->SetItem(i, 2, buf);
+        m_listCtrl->InsertItemInReportView(i);
     }
 
     m_logWindow->WriteText(wxString::Format(_T("%d items inserted in %ldms\n"),
@@ -459,6 +454,32 @@ void MyFrame::OnSort(wxCommandEvent& WXUNUSED(event))
                                             sw.Time()));
 }
 
+void MyFrame::OnShowSelInfo(wxCommandEvent& event)
+{
+    int selCount = m_listCtrl->GetSelectedItemCount();
+    wxLogMessage(_T("%d items selected:"), selCount);
+
+    // don't show too many items
+    size_t shownCount = 0;
+
+    long item = m_listCtrl->GetNextItem(-1, wxLIST_NEXT_ALL,
+                                        wxLIST_STATE_SELECTED);
+    while ( item != -1 )
+    {
+        wxLogMessage(_T("\t%ld (%s)"),
+                     item, m_listCtrl->GetItemText(item).c_str());
+
+        if ( ++shownCount > 10 )
+        {
+            wxLogMessage(_T("\t... more selected items snipped..."));
+            break;
+        }
+
+        item = m_listCtrl->GetNextItem(item, wxLIST_NEXT_ALL,
+                                       wxLIST_STATE_SELECTED);
+    }
+}
+
 void MyFrame::OnShowColInfo(wxCommandEvent& event)
 {
     int count = m_listCtrl->GetColumnCount();
@@ -531,6 +552,12 @@ void MyFrame::OnDeleteAll(wxCommandEvent& WXUNUSED(event))
 
 // MyListCtrl
 
+void MyListCtrl::OnCacheHint(wxListEvent& event)
+{
+    wxLogMessage( "OnCacheHint: cache items %ld..%ld",
+                  event.GetCacheFrom(), event.GetCacheTo() );
+}
+
 void MyListCtrl::OnColClick(wxListEvent& event)
 {
     wxLogMessage( "OnColumnClick at %d.", event.GetColumn() );
@@ -635,9 +662,60 @@ void MyListCtrl::OnActivated(wxListEvent& event)
 
 void MyListCtrl::OnListKeyDown(wxListEvent& event)
 {
-    LogEvent(event, _T("OnListKeyDown"));
-
-    event.Skip();
+    switch ( event.GetCode() )
+    {
+        case 'c':
+            {
+                wxListItem info;
+                info.m_itemId = event.GetIndex();
+                GetItem(info);
+
+                wxListItemAttr *attr = info.GetAttributes();
+                if ( !attr || !attr->HasTextColour() )
+                {
+                    info.SetTextColour(*wxCYAN);
+
+                    SetItem(info);
+                }
+            }
+            break;
+
+        case WXK_DELETE:
+            {
+                long item = GetNextItem(-1,
+                                        wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+                while ( item != -1 )
+                {
+                    DeleteItem(item);
+
+                    wxLogMessage(_T("Item %ld deleted"), item);
+
+                    // -1 because the indices were shifted by DeleteItem()
+                    item = GetNextItem(item - 1,
+                                       wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+                }
+            }
+            break;
+
+        case WXK_INSERT:
+            if ( GetWindowStyle() & wxLC_REPORT )
+            {
+                if ( GetWindowStyle() & wxLC_VIRTUAL )
+                {
+                    SetItemCount(GetItemCount() + 1);
+                }
+                else // !virtual
+                {
+                    InsertItemInReportView(event.GetIndex());
+                }
+            }
+            //else: fall through
+
+        default:
+            LogEvent(event, _T("OnListKeyDown"));
+
+            event.Skip();
+    }
 }
 
 void MyListCtrl::OnChar(wxKeyEvent& event)
@@ -664,3 +742,22 @@ int MyListCtrl::OnGetItemImage(long item) const
     return 0;
 }
 
+wxListItemAttr *MyListCtrl::OnGetItemAttr(long item) const
+{
+    return item % 2 ? NULL : (wxListItemAttr *)&m_attr;
+}
+
+void MyListCtrl::InsertItemInReportView(int i)
+{
+    wxString buf;
+    buf.Printf(_T("This is item %d"), i);
+    long tmp = InsertItem(i, buf, 0);
+    SetItemData(tmp, i);
+
+    buf.Printf(_T("Col 1, item %d"), i);
+    SetItem(i, 1, buf);
+
+    buf.Printf(_T("Item %d in column 2"), i);
+    SetItem(i, 2, buf);
+}
+