samples/animate/anitest.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        anitest.cpp
   3 // Purpose:     Animation sample
   4 // Author:      Julian Smart
   5 // Modified by: Francesco Montorsi
   6 // Created:     02/07/2001
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ===========================================================================
  13 // declarations
  14 // ===========================================================================
  15
  16 // ---------------------------------------------------------------------------
  17 // headers
  18 // ---------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx/wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #ifndef WX_PRECOMP
  28     #include "wx/wx.h"
  29 #endif
  30
  31 #ifndef __WXMSW__
  32     #include "sample.xpm"
  33 #endif
  34
  35 #include "wx/aboutdlg.h"
  36 #include "wx/artprov.h"
  37 #include "wx/colordlg.h"
  38 #include "anitest.h"
  39
  40 #if !wxUSE_ANIMATIONCTRL
  41     #error Cannot compile this sample if wxAnimationCtrl is not enabled
  42 #endif
  43
  44
  45 IMPLEMENT_APP(MyApp)
  46
  47 // ---------------------------------------------------------------------------
  48 // global variables
  49 // ---------------------------------------------------------------------------
  50
  51 // ---------------------------------------------------------------------------
  52 // event tables
  53 // ---------------------------------------------------------------------------
  54
  55 enum
  56 {
  57     ID_PLAY = 1,
  58     ID_SET_NULL_ANIMATION,
  59     ID_SET_INACTIVE_BITMAP,
  60     ID_SET_NO_AUTO_RESIZE,
  61     ID_SET_BGCOLOR
  62 };
  63
  64 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
  65     EVT_MENU(ID_PLAY, MyFrame::OnPlay)
  66     EVT_MENU(ID_SET_NULL_ANIMATION, MyFrame::OnSetNullAnimation)
  67     EVT_MENU(ID_SET_INACTIVE_BITMAP, MyFrame::OnSetInactiveBitmap)
  68     EVT_MENU(ID_SET_NO_AUTO_RESIZE, MyFrame::OnSetNoAutoResize)
  69     EVT_MENU(ID_SET_BGCOLOR, MyFrame::OnSetBgColor)
  70
  71     EVT_MENU(wxID_STOP, MyFrame::OnStop)
  72     EVT_MENU(wxID_ABOUT, MyFrame::OnAbout)
  73     EVT_MENU(wxID_EXIT, MyFrame::OnQuit)
  74 #if wxUSE_FILEDLG
  75     EVT_MENU(wxID_OPEN, MyFrame::OnOpen)
  76 #endif // wxUSE_FILEDLG
  77
  78     EVT_SIZE(MyFrame::OnSize)
  79     EVT_UPDATE_UI(wxID_ANY, MyFrame::OnUpdateUI)
  80 END_EVENT_TABLE()
  81
  82 // ===========================================================================
  83 // implementation
  84 // ===========================================================================
  85
  86 // ---------------------------------------------------------------------------
  87 // MyApp
  88 // ---------------------------------------------------------------------------
  89
  90 // Initialise this in OnInit, not statically
  91 bool MyApp::OnInit()
  92 {
  93     // Create the main frame window
  94
  95     MyFrame* frame = new MyFrame((wxFrame *)NULL, wxID_ANY, _T("Animation Demo"),
  96                                  wxDefaultPosition, wxSize(500, 400),
  97                                  wxDEFAULT_FRAME_STYLE);
  98
  99     // Give it an icon
 100     frame->SetIcon(wxICON(sample));
 101
 102     // Make a menubar
 103     wxMenu *file_menu = new wxMenu;
 104
 105 #if wxUSE_FILEDLG
 106     file_menu->Append(wxID_OPEN, _T("&Open Animation...\tCtrl+O"), _T("Loads an animation"));
 107 #endif // wxUSE_FILEDLG
 108     file_menu->Append(wxID_EXIT);
 109
 110     wxMenu *play_menu = new wxMenu;
 111     play_menu->Append(ID_PLAY, _T("Play\tCtrl+P"), _T("Play the animation"));
 112     play_menu->Append(wxID_STOP, _T("Stop\tCtrl+P"), _T("Stop the animation"));
 113     play_menu->AppendSeparator();
 114     play_menu->Append(ID_SET_NULL_ANIMATION, _T("Set null animation"),
 115                       _T("Sets the empty animation in the control"));
 116     play_menu->AppendCheckItem(ID_SET_INACTIVE_BITMAP, _T("Set inactive bitmap"),
 117                                _T("Sets an inactive bitmap for the control"));
 118     play_menu->AppendCheckItem(ID_SET_NO_AUTO_RESIZE, _T("Set no autoresize"),
 119                                _T("Tells the control not to resize automatically"));
 120     play_menu->Append(ID_SET_BGCOLOR, _T("Set background colour..."),
 121                       _T("Sets the background colour of the control"));
 122
 123     wxMenu *help_menu = new wxMenu;
 124     help_menu->Append(wxID_ABOUT);
 125
 126     wxMenuBar *menu_bar = new wxMenuBar;
 127
 128     menu_bar->Append(file_menu, _T("&File"));
 129     menu_bar->Append(play_menu, _T("&Animation"));
 130     menu_bar->Append(help_menu, _T("&Help"));
 131
 132     // Associate the menu bar with the frame
 133     frame->SetMenuBar(menu_bar);
 134
 135 #if wxUSE_STATUSBAR
 136     frame->CreateStatusBar();
 137 #endif // wxUSE_STATUSBAR
 138
 139     frame->Show(true);
 140
 141     SetTopWindow(frame);
 142
 143     return true;
 144 }
 145
 146 // ---------------------------------------------------------------------------
 147 // MyFrame
 148 // ---------------------------------------------------------------------------
 149
 150 #include "wx/wfstream.h"
 151
 152 // Define my frame constructor
 153 MyFrame::MyFrame(wxWindow *parent,
 154                  const wxWindowID id,
 155                  const wxString& title,
 156                  const wxPoint& pos,
 157                  const wxSize& size,
 158                  const long style)
 159        : wxFrame(parent, id, title, pos, size,
 160                           style | wxNO_FULL_REPAINT_ON_RESIZE)
 161 {
 162     // use a wxBoxSizer otherwise wxFrame will automatically
 163     // resize the m_animationCtrl to fill its client area on
 164     // user resizes
 165     wxSizer *sz = new wxBoxSizer(wxVERTICAL);
 166     sz->Add(new wxStaticText(this, wxID_ANY, wxT("wxAnimationCtrl:")),
 167             wxSizerFlags().Centre().Border());
 168
 169     m_animationCtrl = new wxAnimationCtrl(this, wxID_ANY);
 170     if (m_animationCtrl->LoadFile(wxT("throbber.gif")))
 171         m_animationCtrl->Play();
 172
 173     sz->Add(m_animationCtrl, wxSizerFlags().Centre().Border());
 174     SetSizer(sz);
 175 }
 176
 177 MyFrame::~MyFrame()
 178 {
 179 }
 180
 181 void MyFrame::OnPlay(wxCommandEvent& WXUNUSED(event))
 182 {
 183     if (!m_animationCtrl->Play())
 184         wxLogError(wxT("Invalid animation"));
 185 }
 186
 187 void MyFrame::OnStop(wxCommandEvent& WXUNUSED(event))
 188 {
 189     m_animationCtrl->Stop();
 190 }
 191
 192 void MyFrame::OnSetNullAnimation(wxCommandEvent& WXUNUSED(event))
 193 {
 194     m_animationCtrl->SetAnimation(wxNullAnimation);
 195 }
 196
 197 void MyFrame::OnSetInactiveBitmap(wxCommandEvent& event)
 198 {
 199     if (event.IsChecked())
 200     {
 201         // set a dummy bitmap as the inactive bitmap
 202         wxBitmap bmp = wxArtProvider::GetBitmap(wxART_MISSING_IMAGE);
 203         m_animationCtrl->SetInactiveBitmap(bmp);
 204     }
 205     else
 206         m_animationCtrl->SetInactiveBitmap(wxNullBitmap);
 207 }
 208
 209 void MyFrame::OnSetNoAutoResize(wxCommandEvent& event)
 210 {
 211     // recreate the control with the new flag if necessary
 212     long style = wxAC_DEFAULT_STYLE |
 213                     (event.IsChecked() ? wxAC_NO_AUTORESIZE : 0);
 214
 215     if (style != m_animationCtrl->GetWindowStyle())
 216     {
 217         // save status of the control before destroying it
 218         wxAnimation curr = m_animationCtrl->GetAnimation();
 219         wxBitmap inactive = m_animationCtrl->GetInactiveBitmap();
 220         wxColour bg = m_animationCtrl->GetBackgroundColour();
 221
 222         // destroy & rebuild
 223         wxAnimationCtrl *old = m_animationCtrl;
 224         m_animationCtrl = new wxAnimationCtrl(this, wxID_ANY, curr,
 225                                               wxDefaultPosition, wxDefaultSize,
 226                                               style);
 227
 228         GetSizer()->Replace(old, m_animationCtrl);
 229         delete old;
 230
 231         // load old status in new control
 232         m_animationCtrl->SetInactiveBitmap(inactive);
 233         m_animationCtrl->SetBackgroundColour(bg);
 234
 235         GetSizer()->Layout();
 236     }
 237 }
 238
 239 void MyFrame::OnSetBgColor(wxCommandEvent& WXUNUSED(event))
 240 {
 241     wxColour clr = wxGetColourFromUser(this, m_animationCtrl->GetBackgroundColour(),
 242                                        wxT("Choose the background colour"));
 243
 244     if (clr.IsOk())
 245         m_animationCtrl->SetBackgroundColour(clr);
 246 }
 247
 248 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 249 {
 250     Close();
 251 }
 252
 253 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 254 {
 255     wxAboutDialogInfo info;
 256     info.SetName(_("wxAnimationCtrl and wxAnimation sample"));
 257     info.SetDescription(_("This sample program demonstrates the usage of wxAnimationCtrl"));
 258     info.SetCopyright(_T("(C) 2006 Julian Smart"));
 259
 260     info.AddDeveloper(_T("Julian Smart"));
 261     info.AddDeveloper(_T("Guillermo Rodriguez Garcia"));
 262     info.AddDeveloper(_T("Francesco Montorsi"));
 263
 264     wxAboutBox(info);
 265 }
 266
 267 #if wxUSE_FILEDLG
 268 void MyFrame::OnOpen(wxCommandEvent& WXUNUSED(event))
 269 {
 270     wxFileDialog dialog(this, _T("Please choose an animation"),
 271                         wxEmptyString, wxEmptyString, wxT("*.gif;*.ani"), wxFD_OPEN);
 272     if (dialog.ShowModal() == wxID_OK)
 273     {
 274         wxString filename(dialog.GetPath());
 275
 276         // enable one of the two chunk of codes to test different parts of wxAnimation/wxAnimationCtrl
 277 #if 0
 278         if (m_animationCtrl->LoadFile(filename))
 279             m_animationCtrl->Play();
 280         else
 281             wxMessageBox(_T("Sorry, this animation is not a valid format for wxAnimation."));
 282 #else
 283     #if 0
 284         wxAnimation temp;
 285         if (!temp.LoadFile(filename))
 286         {
 287             wxLogError(wxT("Sorry, this animation is not a valid format for wxAnimation."));
 288             return;
 289         }
 290
 291         m_animationCtrl->SetAnimation(temp);
 292         m_animationCtrl->Play();
 293     #else
 294         wxFileInputStream stream(filename);
 295         if (!stream.Ok())
 296         {
 297             wxLogError(wxT("Sorry, this animation is not a valid format for wxAnimation."));
 298             return;
 299         }
 300
 301         wxAnimation temp;
 302         if (!temp.Load(stream))
 303         {
 304             wxLogError(wxT("Sorry, this animation is not a valid format for wxAnimation."));
 305             return;
 306         }
 307
 308         m_animationCtrl->SetAnimation(temp);
 309         m_animationCtrl->Play();
 310     #endif
 311 #endif
 312
 313         GetSizer()->Layout();
 314     }
 315 }
 316 #endif // wxUSE_FILEDLG
 317
 318 void MyFrame::OnUpdateUI(wxUpdateUIEvent& WXUNUSED(event) )
 319 {
 320     GetMenuBar()->FindItem(wxID_STOP)->Enable(m_animationCtrl->IsPlaying());
 321     GetMenuBar()->FindItem(ID_PLAY)->Enable(!m_animationCtrl->IsPlaying());
 322     GetMenuBar()->FindItem(ID_SET_NO_AUTO_RESIZE)->Enable(!m_animationCtrl->IsPlaying());
 323 }
 324