samples/checklst/checklst.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        checklst.cpp
   3 // Purpose:     wxCheckListBox sample
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     13.11.97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
   9 // Licence:     wxWindows license
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 //#pragma implementation
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20   #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24   #include "wx/wx.h"
  25 #endif
  26
  27 #ifdef __WXMSW__
  28 #include  "wx/ownerdrw.h"
  29 #endif
  30 #include  "wx/menuitem.h"
  31 #include  "wx/checklst.h"
  32
  33 #ifdef __WXGTK__
  34 #include "mondrian.xpm"
  35 #endif
  36
  37 // Define a new application type
  38 class CheckListBoxApp: public wxApp
  39 {
  40 public:
  41   bool OnInit();
  42 };
  43
  44 // Define a new frame type
  45 class CheckListBoxFrame : public wxFrame
  46 {
  47 public:
  48   // ctor & dtor
  49   CheckListBoxFrame(wxFrame *frame, char *title, int x, int y, int w, int h);
  50   ~CheckListBoxFrame();
  51
  52   // notifications
  53   void OnQuit             (wxCommandEvent& event);
  54   void OnAbout            (wxCommandEvent& event);
  55   void OnListboxSelect    (wxCommandEvent& event);
  56   void OnCheckboxToggle   (wxCommandEvent& event);
  57   void OnListboxDblClick  (wxCommandEvent& event);
  58   bool OnClose            ()                        { return TRUE; }
  59
  60   DECLARE_EVENT_TABLE()
  61
  62 private:
  63   wxCheckListBox *m_pListBox;
  64 };
  65
  66 enum
  67 {
  68   Menu_Quit = 1,
  69   Control_First = 1000,
  70   Control_Listbox, Control_Listbox2,
  71 };
  72
  73 BEGIN_EVENT_TABLE(CheckListBoxFrame, wxFrame)
  74   EVT_MENU(Menu_Quit, CheckListBoxFrame::OnQuit)
  75   EVT_LISTBOX(Control_Listbox, CheckListBoxFrame::OnListboxSelect)
  76   EVT_CHECKLISTBOX(Control_Listbox, CheckListBoxFrame::OnCheckboxToggle)
  77   EVT_COMMAND(Control_Listbox, wxEVT_COMMAND_LISTBOX_DOUBLECLICKED,
  78               CheckListBoxFrame::OnListboxDblClick)
  79 END_EVENT_TABLE()
  80
  81 IMPLEMENT_APP(CheckListBoxApp);
  82
  83 // init our app: create windows
  84 bool CheckListBoxApp::OnInit(void)
  85 {
  86   CheckListBoxFrame *pFrame = new CheckListBoxFrame(NULL, "wxWindows Ownerdraw Sample",
  87                                                 50, 50, 450, 320);
  88   SetTopWindow(pFrame);
  89
  90   return TRUE;
  91 }
  92
  93 // main frame constructor
  94 CheckListBoxFrame::CheckListBoxFrame(wxFrame *frame, char *title, int x, int y, int w, int h)
  95          : wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
  96 {
  97   // set the icon
  98   SetIcon(wxICON(mondrian));
  99
 100   // Make a menubar
 101   wxMenu *file_menu = new wxMenu;
 102
 103   // construct submenu
 104   file_menu->Append(Menu_Quit, "E&xit");
 105
 106   wxMenuBar *menu_bar = new wxMenuBar;
 107   menu_bar->Append(file_menu, "&File");
 108   SetMenuBar(menu_bar);
 109
 110   // make a panel with some controls
 111   wxPanel *pPanel = new wxPanel(this, -1, wxPoint(0, 0),
 112                                 wxSize(400, 200), wxTAB_TRAVERSAL);
 113
 114   // check list box
 115   static const char* aszChoices[] = { "Hello", "world", "and",
 116                                       "goodbye", "cruel", "world",
 117                                       "-------", "owner-drawn", "listbox" };
 118
 119   wxString *astrChoices = new wxString[WXSIZEOF(aszChoices)];
 120   unsigned int ui;
 121   for ( ui = 0; ui < WXSIZEOF(aszChoices); ui++ )
 122     astrChoices[ui] = aszChoices[ui];
 123
 124   m_pListBox = new wxCheckListBox
 125                    (
 126                      pPanel,             // parent
 127                      Control_Listbox,    // control id
 128                      wxPoint(10, 10),    // listbox poistion
 129                      wxSize(400, 200),   // listbox size
 130                      WXSIZEOF(aszChoices), // number of strings
 131                      astrChoices         // array of strings
 132                    );
 133
 134   delete [] astrChoices;
 135
 136 #ifdef __WXMSW__
 137   for ( ui = 0; ui < WXSIZEOF(aszChoices); ui += 2 ) {
 138     m_pListBox->GetItem(ui)->SetBackgroundColour(wxColor(200, 200, 200));
 139   }
 140 #endif
 141
 142   m_pListBox->Check(2);
 143
 144   // create the status line
 145   const int widths[] = { -1, 60 };
 146   CreateStatusBar(2);
 147   SetStatusWidths(2, widths);
 148   SetStatusText("no selection", 0);
 149
 150   Show(TRUE);
 151 }
 152
 153 CheckListBoxFrame::~CheckListBoxFrame()
 154 {
 155 }
 156
 157 void CheckListBoxFrame::OnQuit(wxCommandEvent& event)
 158 {
 159   Close(TRUE);
 160 }
 161
 162 void CheckListBoxFrame::OnAbout(wxCommandEvent& event)
 163 {
 164   wxMessageDialog dialog(this, "Demo of wxCheckListBox control\n"
 165                          "About wxCheckListBox", wxYES_NO | wxCANCEL);
 166   dialog.ShowModal();
 167 }
 168
 169 void CheckListBoxFrame::OnListboxSelect(wxCommandEvent& event)
 170 {
 171   wxString strSelection;
 172   unsigned int nSel = event.GetSelection();
 173   strSelection.sprintf("item %d selected (%schecked)", nSel,
 174                        m_pListBox->IsChecked((int)nSel) ? "" : "not ");
 175   SetStatusText(strSelection);
 176 }
 177
 178 void CheckListBoxFrame::OnListboxDblClick(wxCommandEvent& event)
 179 {
 180   wxString strSelection;
 181   strSelection.sprintf("item %d double clicked", m_pListBox->GetSelection());
 182   wxMessageDialog dialog(this, strSelection);
 183   dialog.ShowModal();
 184 }
 185
 186 void CheckListBoxFrame::OnCheckboxToggle(wxCommandEvent& event)
 187 {
 188   wxString strSelection;
 189   unsigned int nItem = event.GetInt();
 190
 191   strSelection.sprintf("item %d was %schecked", nItem,
 192                        m_pListBox->IsChecked(nItem) ? "" : "un");
 193   SetStatusText(strSelection);
 194 }