samples/scroll/scroll.cpp

   1 /*
   2  * Program: scroll
   3  *
   4  * Author: Robert Roebling
   5  *
   6  * Copyright: (C) 1998, Robert Roebling
   7  *
   8  */
   9
  10 // For compilers that support precompilation, includes "wx/wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #ifdef __BORLANDC__
  14 #pragma hdrstop
  15 #endif
  16
  17 #ifndef WX_PRECOMP
  18 #include "wx/wx.h"
  19 #endif
  20
  21 #include "wx/image.h"
  22 #include "wx/listctrl.h"
  23
  24 // derived classes
  25
  26 class MyFrame;
  27 class MyApp;
  28
  29 // MyCanvas
  30
  31 class MyCanvas: public wxScrolledWindow
  32 {
  33 public:
  34     MyCanvas() {};
  35     MyCanvas( wxWindow *parent, wxWindowID, const wxPoint &pos, const wxSize &size );
  36     ~MyCanvas();
  37     void OnPaint( wxPaintEvent &event );
  38
  39     DECLARE_DYNAMIC_CLASS(MyCanvas)
  40     DECLARE_EVENT_TABLE()
  41 };
  42
  43 // MyFrame
  44
  45 class MyFrame: public wxFrame
  46 {
  47 public:
  48     MyFrame();
  49
  50     void OnAbout( wxCommandEvent &event );
  51     void OnQuit( wxCommandEvent &event );
  52
  53     MyCanvas         *m_canvas;
  54
  55     DECLARE_DYNAMIC_CLASS(MyFrame)
  56     DECLARE_EVENT_TABLE()
  57 };
  58
  59 // MyApp
  60
  61 class MyApp: public wxApp
  62 {
  63 public:
  64     virtual bool OnInit();
  65 };
  66
  67 // main program
  68
  69 IMPLEMENT_APP(MyApp)
  70
  71 // MyCanvas
  72
  73 IMPLEMENT_DYNAMIC_CLASS(MyCanvas, wxScrolledWindow)
  74
  75 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
  76   EVT_PAINT(MyCanvas::OnPaint)
  77 END_EVENT_TABLE()
  78
  79 MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
  80                     const wxPoint &pos, const wxSize &size )
  81         : wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER | wxTAB_TRAVERSAL )
  82 {
  83     wxString choices[] =
  84     {
  85         "This",
  86         "is one of my",
  87         "really",
  88         "wonderful",
  89         "examples."
  90     };
  91
  92   (void) new wxButton( this, -1, "wxButton", wxPoint(10,10) );
  93
  94   (void) new wxTextCtrl( this, -1, "wxTextCtrl", wxPoint(10,50) );
  95
  96   (void) new wxRadioButton( this, -1, "Disable", wxPoint(10,90) );
  97
  98   (void) new wxComboBox( this, -1, "This", wxPoint(10,130), wxDefaultSize, 5, choices );
  99
 100   (void) new wxRadioBox( this, -1, "This", wxPoint(10,200), wxDefaultSize, 5, choices, 2, wxRA_SPECIFY_COLS );
 101
 102   wxListCtrl *m_listCtrl = new wxListCtrl(
 103         this, -1, wxPoint(200, 10), wxSize(180, 120),
 104         wxLC_REPORT | wxSUNKEN_BORDER | wxLC_SINGLE_SEL );
 105
 106   m_listCtrl->InsertColumn(0, "First", wxLIST_FORMAT_LEFT, 90);
 107   m_listCtrl->InsertColumn(1, "Last", wxLIST_FORMAT_LEFT, 90);
 108
 109   for ( int i=0; i < 30; i++)
 110   {
 111       char buf[20];
 112       sprintf(buf, "Item %d", i);
 113       m_listCtrl->InsertItem(i, buf);
 114   }
 115   m_listCtrl->SetItemState( 3, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
 116
 117   (void) new wxListBox( this, -1, wxPoint(200,180), wxSize(180,120), 5, choices, wxLB_ALWAYS_SB );
 118
 119   SetBackgroundColour( "WHEAT" );
 120 }
 121
 122 MyCanvas::~MyCanvas()
 123 {
 124 }
 125
 126 void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
 127 {
 128   wxPaintDC dc( this );
 129   PrepareDC( dc );
 130
 131   dc.DrawText( "Some text", 110, 10 );
 132
 133   dc.DrawRectangle( 50, 30, 200, 200 );
 134 }
 135
 136 // MyFrame
 137
 138 const int ID_QUIT  = 108;
 139 const int ID_ABOUT = 109;
 140
 141 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
 142
 143 BEGIN_EVENT_TABLE(MyFrame,wxFrame)
 144   EVT_MENU    (ID_ABOUT, MyFrame::OnAbout)
 145   EVT_MENU    (ID_QUIT,  MyFrame::OnQuit)
 146 END_EVENT_TABLE()
 147
 148 MyFrame::MyFrame()
 149        : wxFrame( (wxFrame *)NULL, -1, "wxScrolledWindow sample",
 150                   wxPoint(20,20), wxSize(470,360) )
 151 {
 152   wxMenu *file_menu = new wxMenu();
 153   file_menu->Append( ID_ABOUT, "&About..");
 154   file_menu->Append( ID_QUIT, "E&xit\tAlt-X");
 155
 156   wxMenuBar *menu_bar = new wxMenuBar();
 157   menu_bar->Append(file_menu, "&File");
 158
 159   SetMenuBar( menu_bar );
 160
 161   CreateStatusBar(2);
 162   int widths[] = { -1, 100 };
 163   SetStatusWidths( 2, widths );
 164
 165   m_canvas = new MyCanvas( this, -1, wxPoint(0,0), wxSize(10,10) );
 166   m_canvas->SetScrollbars( 10, 10, 50, 100 );
 167 }
 168
 169 void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
 170 {
 171   Close( TRUE );
 172 }
 173
 174 void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
 175 {
 176   (void)wxMessageBox( "wxScroll demo\n"
 177                       "Robert Roebling (c) 1998",
 178                       "About wxScroll Demo", wxICON_INFORMATION | wxOK );
 179 }
 180
 181 //-----------------------------------------------------------------------------
 182 // MyApp
 183 //-----------------------------------------------------------------------------
 184
 185 bool MyApp::OnInit()
 186 {
 187   wxFrame *frame = new MyFrame();
 188   frame->Show( TRUE );
 189
 190   return TRUE;
 191 }
 192