wxWidgets/samples/listctrl/listtest.cpp
2004-09-18 11:01:00 +00:00

978 lines
28 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: listctrl.cpp
// Purpose: wxListCtrl sample
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation
#pragma interface
#endif
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#ifndef __WXMSW__
#include "mondrian.xpm"
#include "bitmaps/toolbrai.xpm"
#include "bitmaps/toolchar.xpm"
#include "bitmaps/tooldata.xpm"
#include "bitmaps/toolnote.xpm"
#include "bitmaps/tooltodo.xpm"
#include "bitmaps/toolchec.xpm"
#include "bitmaps/toolgame.xpm"
#include "bitmaps/tooltime.xpm"
#include "bitmaps/toolword.xpm"
#include "bitmaps/small1.xpm"
#endif
#include "wx/imaglist.h"
#include "wx/listctrl.h"
#include "wx/timer.h" // for wxStopWatch
#include "wx/colordlg.h" // for wxGetColourFromUser
#include "listtest.h"
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_SIZE(MyFrame::OnSize)
EVT_MENU(LIST_QUIT, MyFrame::OnQuit)
EVT_MENU(LIST_ABOUT, MyFrame::OnAbout)
EVT_MENU(LIST_LIST_VIEW, MyFrame::OnListView)
EVT_MENU(LIST_REPORT_VIEW, MyFrame::OnReportView)
EVT_MENU(LIST_ICON_VIEW, MyFrame::OnIconView)
EVT_MENU(LIST_ICON_TEXT_VIEW, MyFrame::OnIconTextView)
EVT_MENU(LIST_SMALL_ICON_VIEW, MyFrame::OnSmallIconView)
EVT_MENU(LIST_SMALL_ICON_TEXT_VIEW, MyFrame::OnSmallIconTextView)
EVT_MENU(LIST_VIRTUAL_VIEW, MyFrame::OnVirtualView)
EVT_MENU(LIST_FOCUS_LAST, MyFrame::OnFocusLast)
EVT_MENU(LIST_TOGGLE_FIRST, MyFrame::OnToggleFirstSel)
EVT_MENU(LIST_DESELECT_ALL, MyFrame::OnDeselectAll)
EVT_MENU(LIST_SELECT_ALL, MyFrame::OnSelectAll)
EVT_MENU(LIST_DELETE, MyFrame::OnDelete)
EVT_MENU(LIST_ADD, MyFrame::OnAdd)
EVT_MENU(LIST_EDIT, MyFrame::OnEdit)
EVT_MENU(LIST_DELETE_ALL, MyFrame::OnDeleteAll)
EVT_MENU(LIST_SORT, MyFrame::OnSort)
EVT_MENU(LIST_SET_FG_COL, MyFrame::OnSetFgColour)
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_MENU(LIST_FREEZE, MyFrame::OnFreeze)
EVT_MENU(LIST_THAW, MyFrame::OnThaw)
EVT_MENU(LIST_TOGGLE_LINES, MyFrame::OnToggleLines)
EVT_UPDATE_UI(LIST_SHOW_COL_INFO, MyFrame::OnUpdateShowColInfo)
EVT_UPDATE_UI(LIST_TOGGLE_MULTI_SEL, MyFrame::OnUpdateToggleMultiSel)
END_EVENT_TABLE()
BEGIN_EVENT_TABLE(MyListCtrl, wxListCtrl)
EVT_LIST_BEGIN_DRAG(LIST_CTRL, MyListCtrl::OnBeginDrag)
EVT_LIST_BEGIN_RDRAG(LIST_CTRL, MyListCtrl::OnBeginRDrag)
EVT_LIST_BEGIN_LABEL_EDIT(LIST_CTRL, MyListCtrl::OnBeginLabelEdit)
EVT_LIST_END_LABEL_EDIT(LIST_CTRL, MyListCtrl::OnEndLabelEdit)
EVT_LIST_DELETE_ITEM(LIST_CTRL, MyListCtrl::OnDeleteItem)
EVT_LIST_DELETE_ALL_ITEMS(LIST_CTRL, MyListCtrl::OnDeleteAllItems)
EVT_LIST_GET_INFO(LIST_CTRL, MyListCtrl::OnGetInfo)
EVT_LIST_SET_INFO(LIST_CTRL, MyListCtrl::OnSetInfo)
EVT_LIST_ITEM_SELECTED(LIST_CTRL, MyListCtrl::OnSelected)
EVT_LIST_ITEM_DESELECTED(LIST_CTRL, MyListCtrl::OnDeselected)
EVT_LIST_KEY_DOWN(LIST_CTRL, MyListCtrl::OnListKeyDown)
EVT_LIST_ITEM_ACTIVATED(LIST_CTRL, MyListCtrl::OnActivated)
EVT_LIST_ITEM_FOCUSED(LIST_CTRL, MyListCtrl::OnFocused)
EVT_LIST_COL_CLICK(LIST_CTRL, MyListCtrl::OnColClick)
EVT_LIST_COL_RIGHT_CLICK(LIST_CTRL, MyListCtrl::OnColRightClick)
EVT_LIST_COL_BEGIN_DRAG(LIST_CTRL, MyListCtrl::OnColBeginDrag)
EVT_LIST_COL_DRAGGING(LIST_CTRL, MyListCtrl::OnColDragging)
EVT_LIST_COL_END_DRAG(LIST_CTRL, MyListCtrl::OnColEndDrag)
EVT_LIST_CACHE_HINT(LIST_CTRL, MyListCtrl::OnCacheHint)
EVT_CHAR(MyListCtrl::OnChar)
END_EVENT_TABLE()
IMPLEMENT_APP(MyApp)
// number of items in list/report view
static const int NUM_ITEMS = 30;
// number of items in icon/small icon view
static const int NUM_ICONS = 9;
int wxCALLBACK MyCompareFunction(long item1, long item2, long WXUNUSED(sortData))
{
// inverse the order
if (item1 < item2)
return -1;
if (item1 > item2)
return 1;
return 0;
}
// `Main program' equivalent, creating windows and returning main app frame
bool MyApp::OnInit()
{
// Create the main frame window
MyFrame *frame = new MyFrame(wxT("wxListCtrl Test"), 50, 50, 450, 340);
// Show the frame
frame->Show(true);
SetTopWindow(frame);
return true;
}
// My frame constructor
MyFrame::MyFrame(const wxChar *title, int x, int y, int w, int h)
: wxFrame((wxFrame *)NULL, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
{
m_listCtrl = (MyListCtrl *) NULL;
m_logWindow = (wxTextCtrl *) NULL;
// Give it an icon
SetIcon( wxICON(mondrian) );
// Make an image list containing large icons
m_imageListNormal = new wxImageList(32, 32, true);
m_imageListSmall = new wxImageList(16, 16, true);
#ifdef __WXMSW__
m_imageListNormal->Add( wxIcon(_T("icon1"), wxBITMAP_TYPE_ICO_RESOURCE) );
m_imageListNormal->Add( wxIcon(_T("icon2"), wxBITMAP_TYPE_ICO_RESOURCE) );
m_imageListNormal->Add( wxIcon(_T("icon3"), wxBITMAP_TYPE_ICO_RESOURCE) );
m_imageListNormal->Add( wxIcon(_T("icon4"), wxBITMAP_TYPE_ICO_RESOURCE) );
m_imageListNormal->Add( wxIcon(_T("icon5"), wxBITMAP_TYPE_ICO_RESOURCE) );
m_imageListNormal->Add( wxIcon(_T("icon6"), wxBITMAP_TYPE_ICO_RESOURCE) );
m_imageListNormal->Add( wxIcon(_T("icon7"), wxBITMAP_TYPE_ICO_RESOURCE) );
m_imageListNormal->Add( wxIcon(_T("icon8"), wxBITMAP_TYPE_ICO_RESOURCE) );
m_imageListNormal->Add( wxIcon(_T("icon9"), wxBITMAP_TYPE_ICO_RESOURCE) );
m_imageListSmall->Add( wxIcon(_T("iconsmall"), wxBITMAP_TYPE_ICO_RESOURCE) );
#else
m_imageListNormal->Add( wxIcon( toolbrai_xpm ) );
m_imageListNormal->Add( wxIcon( toolchar_xpm ) );
m_imageListNormal->Add( wxIcon( tooldata_xpm ) );
m_imageListNormal->Add( wxIcon( toolnote_xpm ) );
m_imageListNormal->Add( wxIcon( tooltodo_xpm ) );
m_imageListNormal->Add( wxIcon( toolchec_xpm ) );
m_imageListNormal->Add( wxIcon( toolgame_xpm ) );
m_imageListNormal->Add( wxIcon( tooltime_xpm ) );
m_imageListNormal->Add( wxIcon( toolword_xpm ) );
m_imageListSmall->Add( wxIcon( small1_xpm) );
#endif
// Make a menubar
wxMenu *menuFile = new wxMenu;
menuFile->Append(LIST_ABOUT, _T("&About"));
menuFile->AppendSeparator();
menuFile->Append(LIST_QUIT, _T("E&xit\tAlt-X"));
wxMenu *menuView = new wxMenu;
menuView->Append(LIST_LIST_VIEW, _T("&List view\tF1"));
menuView->Append(LIST_REPORT_VIEW, _T("&Report view\tF2"));
menuView->Append(LIST_ICON_VIEW, _T("&Icon view\tF3"));
menuView->Append(LIST_ICON_TEXT_VIEW, _T("Icon view with &text\tF4"));
menuView->Append(LIST_SMALL_ICON_VIEW, _T("&Small icon view\tF5"));
menuView->Append(LIST_SMALL_ICON_TEXT_VIEW, _T("Small icon &view with text\tF6"));
menuView->Append(LIST_VIRTUAL_VIEW, _T("Virtual view\tF7"));
wxMenu *menuList = new wxMenu;
menuList->Append(LIST_FOCUS_LAST, _T("&Make last item current\tCtrl-L"));
menuList->Append(LIST_TOGGLE_FIRST, _T("To&ggle first item\tCtrl-G"));
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();
menuList->Append(LIST_ADD, _T("&Append an item\tCtrl-P"));
menuList->Append(LIST_EDIT, _T("&Edit the item\tCtrl-E"));
menuList->Append(LIST_DELETE, _T("&Delete first item\tCtrl-X"));
menuList->Append(LIST_DELETE_ALL, _T("Delete &all items"));
menuList->AppendSeparator();
menuList->Append(LIST_FREEZE, _T("Free&ze\tCtrl-Z"));
menuList->Append(LIST_THAW, _T("Tha&w\tCtrl-W"));
menuList->AppendSeparator();
menuList->AppendCheckItem(LIST_TOGGLE_LINES, _T("Toggle &lines\tCtrl-I"));
menuList->Append(LIST_TOGGLE_MULTI_SEL, _T("&Multiple selection\tCtrl-M"),
_T("Toggle multiple selection"), true);
wxMenu *menuCol = new wxMenu;
menuCol->Append(LIST_SET_FG_COL, _T("&Foreground colour..."));
menuCol->Append(LIST_SET_BG_COL, _T("&Background colour..."));
wxMenuBar *menubar = new wxMenuBar;
menubar->Append(menuFile, _T("&File"));
menubar->Append(menuView, _T("&View"));
menubar->Append(menuList, _T("&List"));
menubar->Append(menuCol, _T("&Colour"));
SetMenuBar(menubar);
m_panel = new wxPanel(this, wxID_ANY);
m_logWindow = new wxTextCtrl(m_panel, wxID_ANY, wxEmptyString,
wxDefaultPosition, wxDefaultSize,
wxTE_MULTILINE | wxSUNKEN_BORDER);
m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_logWindow));
RecreateList(wxLC_REPORT | wxLC_SINGLE_SEL);
#if wxUSE_STATUSBAR
CreateStatusBar(3);
#endif // wxUSE_STATUSBAR
}
MyFrame::~MyFrame()
{
delete wxLog::SetActiveTarget(m_logOld);
delete m_imageListNormal;
delete m_imageListSmall;
}
void MyFrame::OnSize(wxSizeEvent& event)
{
DoSize();
event.Skip();
}
void MyFrame::DoSize()
{
if ( !m_logWindow )
return;
wxSize size = GetClientSize();
wxCoord y = (2*size.y)/3;
m_listCtrl->SetSize(0, 0, size.x, y);
m_logWindow->SetSize(0, y + 1, size.x, size.y - y);
}
bool MyFrame::CheckNonVirtual() const
{
if ( !m_listCtrl->HasFlag(wxLC_VIRTUAL) )
return true;
// "this" == whatever
wxLogWarning(_T("Can't do this in virtual view, sorry."));
return false;
}
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
Close(true);
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
wxMessageDialog dialog(this, _T("List test sample\nJulian Smart (c) 1997"),
_T("About list test"), wxOK|wxCANCEL);
dialog.ShowModal();
}
void MyFrame::OnFreeze(wxCommandEvent& WXUNUSED(event))
{
wxLogMessage(_T("Freezing the control"));
m_listCtrl->Freeze();
}
void MyFrame::OnThaw(wxCommandEvent& WXUNUSED(event))
{
wxLogMessage(_T("Thawing the control"));
m_listCtrl->Thaw();
}
void MyFrame::OnToggleLines(wxCommandEvent& event)
{
m_listCtrl->SetSingleStyle(wxLC_HRULES | wxLC_VRULES, event.IsChecked());
}
void MyFrame::OnFocusLast(wxCommandEvent& WXUNUSED(event))
{
long index = m_listCtrl->GetItemCount() - 1;
if ( index == -1 )
{
return;
}
m_listCtrl->SetItemState(index, wxLIST_STATE_FOCUSED, wxLIST_STATE_FOCUSED);
m_listCtrl->EnsureVisible(index);
}
void MyFrame::OnToggleFirstSel(wxCommandEvent& WXUNUSED(event))
{
m_listCtrl->SetItemState(0, (~m_listCtrl->GetItemState(0, wxLIST_STATE_SELECTED) ) & wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED);
}
void MyFrame::OnDeselectAll(wxCommandEvent& WXUNUSED(event))
{
if ( !CheckNonVirtual() )
return;
int n = m_listCtrl->GetItemCount();
for (int i = 0; i < n; i++)
m_listCtrl->SetItemState(i,0,wxLIST_STATE_SELECTED);
}
void MyFrame::OnSelectAll(wxCommandEvent& WXUNUSED(event))
{
if ( !CheckNonVirtual() )
return;
int n = m_listCtrl->GetItemCount();
for (int i = 0; i < n; i++)
m_listCtrl->SetItemState(i,wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED);
}
// ----------------------------------------------------------------------------
// changing listctrl modes
// ----------------------------------------------------------------------------
void MyFrame::RecreateList(long flags, bool withText)
{
// we could avoid recreating it if we don't set/clear the wxLC_VIRTUAL
// style, but it is more trouble to do it than not
#if 0
if ( !m_listCtrl || ((flags & wxLC_VIRTUAL) !=
(m_listCtrl->GetWindowStyleFlag() & wxLC_VIRTUAL)) )
#endif
{
delete m_listCtrl;
m_listCtrl = new MyListCtrl(m_panel, LIST_CTRL,
wxDefaultPosition, wxDefaultSize,
flags |
wxSUNKEN_BORDER | wxLC_EDIT_LABELS);
switch ( flags & wxLC_MASK_TYPE )
{
case wxLC_LIST:
InitWithListItems();
break;
case wxLC_ICON:
InitWithIconItems(withText);
break;
case wxLC_SMALL_ICON:
InitWithIconItems(withText, true);
break;
case wxLC_REPORT:
if ( flags & wxLC_VIRTUAL )
InitWithVirtualItems();
else
InitWithReportItems();
break;
default:
wxFAIL_MSG( _T("unknown listctrl mode") );
}
}
DoSize();
m_logWindow->Clear();
}
void MyFrame::OnListView(wxCommandEvent& WXUNUSED(event))
{
RecreateList(wxLC_LIST);
}
void MyFrame::InitWithListItems()
{
for ( int i = 0; i < NUM_ITEMS; i++ )
{
m_listCtrl->InsertItem(i, wxString::Format(_T("Item %d"), i));
}
}
void MyFrame::OnReportView(wxCommandEvent& WXUNUSED(event))
{
RecreateList(wxLC_REPORT);
}
void MyFrame::InitWithReportItems()
{
m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL);
// note that under MSW for SetColumnWidth() to work we need to create the
// items with images initially even if we specify dummy image id
wxListItem itemCol;
itemCol.SetText(_T("Column 1"));
itemCol.SetImage(-1);
m_listCtrl->InsertColumn(0, itemCol);
itemCol.SetText(_T("Column 2"));
itemCol.SetAlign(wxLIST_FORMAT_CENTRE);
m_listCtrl->InsertColumn(1, itemCol);
itemCol.SetText(_T("Column 3"));
itemCol.SetAlign(wxLIST_FORMAT_RIGHT);
m_listCtrl->InsertColumn(2, itemCol);
// to speed up inserting we hide the control temporarily
m_listCtrl->Hide();
wxStopWatch sw;
for ( int i = 0; i < NUM_ITEMS; i++ )
{
m_listCtrl->InsertItemInReportView(i);
}
m_logWindow->WriteText(wxString::Format(_T("%d items inserted in %ldms\n"),
NUM_ITEMS, sw.Time()));
m_listCtrl->Show();
// we leave all mask fields to 0 and only change the colour
wxListItem item;
item.m_itemId = 0;
item.SetTextColour(*wxRED);
m_listCtrl->SetItem( item );
item.m_itemId = 2;
item.SetTextColour(*wxGREEN);
m_listCtrl->SetItem( item );
item.m_itemId = 4;
item.SetTextColour(*wxLIGHT_GREY);
item.SetFont(*wxITALIC_FONT);
item.SetBackgroundColour(*wxRED);
m_listCtrl->SetItem( item );
m_listCtrl->SetTextColour(*wxBLUE);
m_listCtrl->SetBackgroundColour(*wxLIGHT_GREY);
m_listCtrl->SetColumnWidth( 0, wxLIST_AUTOSIZE );
m_listCtrl->SetColumnWidth( 1, wxLIST_AUTOSIZE );
m_listCtrl->SetColumnWidth( 2, wxLIST_AUTOSIZE );
}
void MyFrame::InitWithIconItems(bool withText, bool sameIcon)
{
m_listCtrl->SetImageList(m_imageListNormal, wxIMAGE_LIST_NORMAL);
m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL);
for ( int i = 0; i < NUM_ICONS; i++ )
{
int image = sameIcon ? 0 : i;
if ( withText )
{
m_listCtrl->InsertItem(i, wxString::Format(_T("Label %d"), i),
image);
}
else
{
m_listCtrl->InsertItem(i, image);
}
}
}
void MyFrame::OnIconView(wxCommandEvent& WXUNUSED(event))
{
RecreateList(wxLC_ICON, false);
}
void MyFrame::OnIconTextView(wxCommandEvent& WXUNUSED(event))
{
RecreateList(wxLC_ICON);
}
void MyFrame::OnSmallIconView(wxCommandEvent& WXUNUSED(event))
{
RecreateList(wxLC_SMALL_ICON, false);
}
void MyFrame::OnSmallIconTextView(wxCommandEvent& WXUNUSED(event))
{
RecreateList(wxLC_SMALL_ICON);
}
void MyFrame::OnVirtualView(wxCommandEvent& WXUNUSED(event))
{
RecreateList(wxLC_REPORT | wxLC_VIRTUAL);
}
void MyFrame::InitWithVirtualItems()
{
m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL);
m_listCtrl->InsertColumn(0, _T("First Column"));
m_listCtrl->InsertColumn(1, _T("Second Column"));
m_listCtrl->SetColumnWidth(0, 150);
m_listCtrl->SetColumnWidth(1, 150);
m_listCtrl->SetItemCount(1000000);
}
void MyFrame::OnSort(wxCommandEvent& WXUNUSED(event))
{
wxStopWatch sw;
m_listCtrl->SortItems(MyCompareFunction, 0);
m_logWindow->WriteText(wxString::Format(_T("Sorting %d items took %ld ms\n"),
m_listCtrl->GetItemCount(),
sw.Time()));
}
void MyFrame::OnShowSelInfo(wxCommandEvent& WXUNUSED(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& WXUNUSED(event))
{
int count = m_listCtrl->GetColumnCount();
wxLogMessage(wxT("%d columns:"), count);
for ( int c = 0; c < count; c++ )
{
wxLogMessage(wxT("\tcolumn %d has width %d"), c,
m_listCtrl->GetColumnWidth(c));
}
}
void MyFrame::OnUpdateShowColInfo(wxUpdateUIEvent& event)
{
event.Enable( (m_listCtrl->GetWindowStyleFlag() & wxLC_REPORT) != 0 );
}
void MyFrame::OnToggleMultiSel(wxCommandEvent& WXUNUSED(event))
{
long flags = m_listCtrl->GetWindowStyleFlag();
if ( flags & wxLC_SINGLE_SEL )
flags &= ~wxLC_SINGLE_SEL;
else
flags |= wxLC_SINGLE_SEL;
m_logWindow->WriteText(wxString::Format(wxT("Current selection mode: %sle\n"),
(flags & wxLC_SINGLE_SEL) ? _T("sing") : _T("multip")));
RecreateList(flags);
}
void MyFrame::OnUpdateToggleMultiSel(wxUpdateUIEvent& event)
{
event.Check((m_listCtrl->GetWindowStyleFlag() & wxLC_SINGLE_SEL) == 0);
}
void MyFrame::OnSetFgColour(wxCommandEvent& WXUNUSED(event))
{
m_listCtrl->SetForegroundColour(wxGetColourFromUser(this));
m_listCtrl->Refresh();
}
void MyFrame::OnSetBgColour(wxCommandEvent& WXUNUSED(event))
{
m_listCtrl->SetBackgroundColour(wxGetColourFromUser(this));
m_listCtrl->Refresh();
}
void MyFrame::OnAdd(wxCommandEvent& WXUNUSED(event))
{
m_listCtrl->InsertItem(m_listCtrl->GetItemCount(), _T("Appended item"));
}
void MyFrame::OnEdit(wxCommandEvent& WXUNUSED(event))
{
long itemCur = m_listCtrl->GetNextItem(-1, wxLIST_NEXT_ALL,
wxLIST_STATE_FOCUSED);
if ( itemCur != -1 )
{
m_listCtrl->EditLabel(itemCur);
}
else
{
m_logWindow->WriteText(_T("No item to edit"));
}
}
void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event))
{
if ( m_listCtrl->GetItemCount() )
{
m_listCtrl->DeleteItem(0);
}
else
{
m_logWindow->WriteText(_T("Nothing to delete"));
}
}
void MyFrame::OnDeleteAll(wxCommandEvent& WXUNUSED(event))
{
wxStopWatch sw;
m_listCtrl->DeleteAllItems();
m_logWindow->WriteText(wxString::Format(_T("Deleting %d items took %ld ms\n"),
m_listCtrl->GetItemCount(),
sw.Time()));
}
// MyListCtrl
void MyListCtrl::OnCacheHint(wxListEvent& event)
{
wxLogMessage( wxT("OnCacheHint: cache items %ld..%ld"),
event.GetCacheFrom(), event.GetCacheTo() );
}
void MyListCtrl::SetColumnImage(int col, int image)
{
wxListItem item;
item.SetMask(wxLIST_MASK_IMAGE);
item.SetImage(image);
SetColumn(col, item);
}
void MyListCtrl::OnColClick(wxListEvent& event)
{
int col = event.GetColumn();
SetColumnImage(col, 0);
wxLogMessage( wxT("OnColumnClick at %d."), col );
}
void MyListCtrl::OnColRightClick(wxListEvent& event)
{
int col = event.GetColumn();
if ( col != -1 )
{
SetColumnImage(col, -1);
}
// Show popupmenu at position
wxMenu menu(wxT("Test"));
menu.Append(LIST_ABOUT, _T("&About"));
PopupMenu(&menu, event.GetPoint());
wxLogMessage( wxT("OnColumnRightClick at %d."), event.GetColumn() );
}
void MyListCtrl::LogColEvent(const wxListEvent& event, const wxChar *name)
{
const int col = event.GetColumn();
wxLogMessage(wxT("%s: column %d (width = %d or %d)."),
name,
col,
event.GetItem().GetWidth(),
GetColumnWidth(col));
}
void MyListCtrl::OnColBeginDrag(wxListEvent& event)
{
LogColEvent( event, wxT("OnColBeginDrag") );
if ( event.GetColumn() == 0 )
{
wxLogMessage(_T("Resizing this column shouldn't work."));
event.Veto();
}
}
void MyListCtrl::OnColDragging(wxListEvent& event)
{
LogColEvent( event, wxT("OnColDragging") );
}
void MyListCtrl::OnColEndDrag(wxListEvent& event)
{
LogColEvent( event, wxT("OnColEndDrag") );
}
void MyListCtrl::OnBeginDrag(wxListEvent& event)
{
const wxPoint& pt = event.m_pointDrag;
int flags;
wxLogMessage( wxT("OnBeginDrag at (%d, %d), item %ld."),
pt.x, pt.y, HitTest(pt, flags) );
}
void MyListCtrl::OnBeginRDrag(wxListEvent& event)
{
wxLogMessage( wxT("OnBeginRDrag at %d,%d."),
event.m_pointDrag.x, event.m_pointDrag.y );
}
void MyListCtrl::OnBeginLabelEdit(wxListEvent& event)
{
wxLogMessage( wxT("OnBeginLabelEdit: %s"), event.m_item.m_text.c_str());
}
void MyListCtrl::OnEndLabelEdit(wxListEvent& event)
{
wxLogMessage( wxT("OnEndLabelEdit: %s"),
event.IsEditCancelled() ? _T("[cancelled]")
: event.m_item.m_text.c_str());
}
void MyListCtrl::OnDeleteItem(wxListEvent& event)
{
LogEvent(event, _T("OnDeleteItem"));
}
void MyListCtrl::OnDeleteAllItems(wxListEvent& event)
{
LogEvent(event, _T("OnDeleteAllItems"));
}
void MyListCtrl::OnGetInfo(wxListEvent& event)
{
wxString msg;
msg << _T("OnGetInfo (") << event.m_item.m_itemId << _T(", ") << event.m_item.m_col << _T(")");
if ( event.m_item.m_mask & wxLIST_MASK_STATE )
msg << _T(" wxLIST_MASK_STATE");
if ( event.m_item.m_mask & wxLIST_MASK_TEXT )
msg << _T(" wxLIST_MASK_TEXT");
if ( event.m_item.m_mask & wxLIST_MASK_IMAGE )
msg << _T(" wxLIST_MASK_IMAGE");
if ( event.m_item.m_mask & wxLIST_MASK_DATA )
msg << _T(" wxLIST_MASK_DATA");
if ( event.m_item.m_mask & wxLIST_SET_ITEM )
msg << _T(" wxLIST_SET_ITEM");
if ( event.m_item.m_mask & wxLIST_MASK_WIDTH )
msg << _T(" wxLIST_MASK_WIDTH");
if ( event.m_item.m_mask & wxLIST_MASK_FORMAT )
msg << _T(" wxLIST_MASK_WIDTH");
if ( event.m_item.m_mask & wxLIST_MASK_TEXT )
{
event.m_item.m_text = _T("My callback text");
}
wxLogMessage(msg);
}
void MyListCtrl::OnSetInfo(wxListEvent& event)
{
LogEvent(event, _T("OnSetInfo"));
}
void MyListCtrl::OnSelected(wxListEvent& event)
{
LogEvent(event, _T("OnSelected"));
if ( GetWindowStyle() & wxLC_REPORT )
{
wxListItem info;
info.m_itemId = event.m_itemIndex;
info.m_col = 1;
info.m_mask = wxLIST_MASK_TEXT;
if ( GetItem(info) )
{
wxLogMessage(wxT("Value of the 2nd field of the selected item: %s"),
info.m_text.c_str());
}
else
{
wxFAIL_MSG(wxT("wxListCtrl::GetItem() failed"));
}
}
}
void MyListCtrl::OnDeselected(wxListEvent& event)
{
LogEvent(event, _T("OnDeselected"));
}
void MyListCtrl::OnActivated(wxListEvent& event)
{
LogEvent(event, _T("OnActivated"));
}
void MyListCtrl::OnFocused(wxListEvent& event)
{
LogEvent(event, _T("OnFocused"));
event.Skip();
}
void MyListCtrl::OnListKeyDown(wxListEvent& event)
{
switch ( event.GetKeyCode() )
{
case 'c': // colorize
case 'C':
{
wxListItem info;
info.m_itemId = event.GetIndex();
GetItem(info);
wxListItemAttr *attr = info.GetAttributes();
if ( !attr || !attr->HasTextColour() )
{
info.SetTextColour(*wxCYAN);
SetItem(info);
RefreshItem(info.m_itemId);
}
}
break;
case 'n': // next
case 'N':
{
long item = GetNextItem(-1,
wxLIST_NEXT_ALL, wxLIST_STATE_FOCUSED);
if ( item++ == GetItemCount() - 1 )
{
item = 0;
}
wxLogMessage(_T("Focusing item %ld"), item);
SetItemState(item, wxLIST_STATE_FOCUSED, wxLIST_STATE_FOCUSED);
EnsureVisible(item);
}
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)
{
wxLogMessage(_T("Got char event."));
switch ( event.GetKeyCode() )
{
case 'n':
case 'N':
case 'c':
case 'C':
// these are the keys we process ourselves
break;
default:
event.Skip();
}
}
void MyListCtrl::LogEvent(const wxListEvent& event, const wxChar *eventName)
{
wxLogMessage(_T("Item %ld: %s (item text = %s, data = %ld)"),
event.GetIndex(), eventName,
event.GetText().c_str(), event.GetData());
}
wxString MyListCtrl::OnGetItemText(long item, long column) const
{
return wxString::Format(_T("Column %ld of item %ld"), column, item);
}
int MyListCtrl::OnGetItemImage(long WXUNUSED(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);
}