src/generic/aboutdlgg.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/aboutdlgg.cpp
   3 // Purpose:     implements wxGenericAboutBox() function
   4 // Author:      Vadim Zeitlin
   5 // Created:     2006-10-08
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2006 Vadim Zeitlin <vadim@wxwindows.org>
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 // ============================================================================
  12 // declarations
  13 // ============================================================================
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 // for compilers that support precompilation, includes "wx.h".
  20 #include "wx/wxprec.h"
  21
  22 #ifdef __BORLANDC__
  23     #pragma hdrstop
  24 #endif
  25
  26 #if wxUSE_ABOUTDLG
  27
  28 #ifndef WX_PRECOMP
  29     #include "wx/sizer.h"
  30     #include "wx/statbmp.h"
  31     #include "wx/stattext.h"
  32     #include "wx/button.h"
  33 #endif //WX_PRECOMP
  34
  35 #include "wx/aboutdlg.h"
  36 #include "wx/generic/aboutdlgg.h"
  37
  38 #include "wx/hyperlink.h"
  39 #include "wx/collpane.h"
  40
  41 // ============================================================================
  42 // implementation
  43 // ============================================================================
  44
  45 // helper function: returns all array elements in a single comma-separated and
  46 // newline-terminated string
  47 static wxString AllAsString(const wxArrayString& a)
  48 {
  49     wxString s;
  50     const size_t count = a.size();
  51     s.reserve(20*count);
  52     for ( size_t n = 0; n < count; n++ )
  53     {
  54         s << a[n] << (n == count - 1 ? wxT("\n") : wxT(", "));
  55     }
  56
  57     return s;
  58 }
  59
  60 // ----------------------------------------------------------------------------
  61 // wxAboutDialogInfo
  62 // ----------------------------------------------------------------------------
  63
  64 wxString wxAboutDialogInfo::GetDescriptionAndCredits() const
  65 {
  66     wxString s = GetDescription();
  67     if ( !s.empty() )
  68         s << wxT('\n');
  69
  70     if ( HasDevelopers() )
  71         s << wxT('\n') << _("Developed by ") << AllAsString(GetDevelopers());
  72
  73     if ( HasDocWriters() )
  74         s << wxT('\n') << _("Documentation by ") << AllAsString(GetDocWriters());
  75
  76     if ( HasArtists() )
  77         s << wxT('\n') << _("Graphics art by ") << AllAsString(GetArtists());
  78
  79     if ( HasTranslators() )
  80         s << wxT('\n') << _("Translations by ") << AllAsString(GetTranslators());
  81
  82     return s;
  83 }
  84
  85 wxIcon wxAboutDialogInfo::GetIcon() const
  86 {
  87     wxIcon icon = m_icon;
  88     if ( !icon.IsOk() && wxTheApp )
  89     {
  90         const wxTopLevelWindow * const
  91             tlw = wxDynamicCast(wxTheApp->GetTopWindow(), wxTopLevelWindow);
  92         if ( tlw )
  93             icon = tlw->GetIcon();
  94     }
  95
  96     return icon;
  97 }
  98
  99 wxString wxAboutDialogInfo::GetCopyrightToDisplay() const
 100 {
 101     wxString ret = m_copyright;
 102
 103 #if wxUSE_UNICODE
 104     const wxString copyrightSign = wxString::FromUTF8("\xc2\xa9");
 105     ret.Replace("(c)", copyrightSign);
 106     ret.Replace("(C)", copyrightSign);
 107 #endif // wxUSE_UNICODE
 108
 109     return ret;
 110 }
 111
 112 void wxAboutDialogInfo::SetVersion(const wxString& version,
 113                                    const wxString& longVersion)
 114 {
 115     if ( version.empty() )
 116     {
 117         m_version.clear();
 118
 119         wxASSERT_MSG( longVersion.empty(),
 120                       "long version should be empty if version is");
 121
 122         m_longVersion.clear();
 123     }
 124     else // setting valid version
 125     {
 126         m_version = version;
 127
 128         if ( longVersion.empty() )
 129             m_longVersion = _("Version ") + m_version;
 130         else
 131             m_longVersion = longVersion;
 132     }
 133 }
 134
 135 // ----------------------------------------------------------------------------
 136 // wxGenericAboutDialog
 137 // ----------------------------------------------------------------------------
 138
 139 bool wxGenericAboutDialog::Create(const wxAboutDialogInfo& info, wxWindow* parent)
 140 {
 141     if ( !wxDialog::Create(parent, wxID_ANY, wxString::Format(_("About %s"), info.GetName()),
 142                            wxDefaultPosition, wxDefaultSize, wxRESIZE_BORDER|wxDEFAULT_DIALOG_STYLE) )
 143         return false;
 144
 145     m_sizerText = new wxBoxSizer(wxVERTICAL);
 146     wxString nameAndVersion = info.GetName();
 147     if ( info.HasVersion() )
 148         nameAndVersion << wxT(' ') << info.GetVersion();
 149     wxStaticText *label = new wxStaticText(this, wxID_ANY, nameAndVersion);
 150     wxFont fontBig(*wxNORMAL_FONT);
 151     fontBig.SetPointSize(fontBig.GetPointSize() + 2);
 152     fontBig.SetWeight(wxFONTWEIGHT_BOLD);
 153     label->SetFont(fontBig);
 154
 155     m_sizerText->Add(label, wxSizerFlags().Centre().Border());
 156     m_sizerText->AddSpacer(5);
 157
 158     AddText(info.GetCopyrightToDisplay());
 159     AddText(info.GetDescription());
 160
 161     if ( info.HasWebSite() )
 162     {
 163 #if wxUSE_HYPERLINKCTRL
 164         AddControl(new wxHyperlinkCtrl(this, wxID_ANY,
 165                                        info.GetWebSiteDescription(),
 166                                        info.GetWebSiteURL()));
 167 #else
 168         AddText(info.GetWebSiteURL());
 169 #endif // wxUSE_HYPERLINKCTRL/!wxUSE_HYPERLINKCTRL
 170     }
 171
 172 #if wxUSE_COLLPANE
 173     if ( info.HasLicence() )
 174         AddCollapsiblePane(_("License"), info.GetLicence());
 175
 176     if ( info.HasDevelopers() )
 177         AddCollapsiblePane(_("Developers"),
 178                            AllAsString(info.GetDevelopers()));
 179
 180     if ( info.HasDocWriters() )
 181         AddCollapsiblePane(_("Documentation writers"),
 182                            AllAsString(info.GetDocWriters()));
 183
 184     if ( info.HasArtists() )
 185         AddCollapsiblePane(_("Artists"),
 186                            AllAsString(info.GetArtists()));
 187
 188     if ( info.HasTranslators() )
 189         AddCollapsiblePane(_("Translators"),
 190                            AllAsString(info.GetTranslators()));
 191 #endif // wxUSE_COLLPANE
 192
 193     DoAddCustomControls();
 194
 195
 196     wxSizer *sizerIconAndText = new wxBoxSizer(wxHORIZONTAL);
 197 #if wxUSE_STATBMP
 198     wxIcon icon = info.GetIcon();
 199     if ( icon.IsOk() )
 200     {
 201         sizerIconAndText->Add(new wxStaticBitmap(this, wxID_ANY, icon),
 202                                 wxSizerFlags().Border(wxRIGHT));
 203     }
 204 #endif // wxUSE_STATBMP
 205     sizerIconAndText->Add(m_sizerText, wxSizerFlags(1).Expand());
 206
 207     wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
 208     sizerTop->Add(sizerIconAndText, wxSizerFlags(1).Expand().Border());
 209
 210 // Mac typically doesn't use OK buttons just for dismissing dialogs.
 211 #if !defined(__WXMAC__)
 212     wxSizer *sizerBtns = CreateButtonSizer(wxOK);
 213     if ( sizerBtns )
 214     {
 215         sizerTop->Add(sizerBtns, wxSizerFlags().Expand().Border());
 216     }
 217 #endif
 218
 219     SetSizerAndFit(sizerTop);
 220
 221     CentreOnParent();
 222
 223 #if !wxUSE_MODAL_ABOUT_DIALOG
 224     Connect(wxEVT_CLOSE_WINDOW,
 225             wxCloseEventHandler(wxGenericAboutDialog::OnCloseWindow));
 226     Connect(wxID_OK, wxEVT_BUTTON,
 227             wxCommandEventHandler(wxGenericAboutDialog::OnOK));
 228 #endif // !wxUSE_MODAL_ABOUT_DIALOG
 229
 230     return true;
 231 }
 232
 233 void wxGenericAboutDialog::AddControl(wxWindow *win, const wxSizerFlags& flags)
 234 {
 235     wxCHECK_RET( m_sizerText, wxT("can only be called after Create()") );
 236     wxASSERT_MSG( win, wxT("can't add NULL window to about dialog") );
 237
 238     m_sizerText->Add(win, flags);
 239 }
 240
 241 void wxGenericAboutDialog::AddControl(wxWindow *win)
 242 {
 243     AddControl(win, wxSizerFlags().Border(wxDOWN).Centre());
 244 }
 245
 246 void wxGenericAboutDialog::AddText(const wxString& text)
 247 {
 248     if ( !text.empty() )
 249         AddControl(new wxStaticText(this, wxID_ANY, text));
 250 }
 251
 252 #if wxUSE_COLLPANE
 253 void wxGenericAboutDialog::AddCollapsiblePane(const wxString& title,
 254                                               const wxString& text)
 255 {
 256     wxCollapsiblePane *pane = new wxCollapsiblePane(this, wxID_ANY, title);
 257     wxWindow * const paneContents = pane->GetPane();
 258     wxStaticText *txt = new wxStaticText(paneContents, wxID_ANY, text,
 259                                          wxDefaultPosition, wxDefaultSize,
 260                                          wxALIGN_CENTRE);
 261
 262     // don't make the text unreasonably wide
 263     static const int maxWidth = wxGetDisplaySize().x/3;
 264     txt->Wrap(maxWidth);
 265
 266
 267     // we need a sizer to make this text expand to fill the entire pane area
 268     wxSizer * const sizerPane = new wxBoxSizer(wxHORIZONTAL);
 269     sizerPane->Add(txt, wxSizerFlags(1).Expand());
 270     paneContents->SetSizer(sizerPane);
 271
 272     // NB: all the wxCollapsiblePanes must be added with a null proportion value
 273     m_sizerText->Add(pane, wxSizerFlags(0).Expand().Border(wxBOTTOM));
 274 }
 275 #endif
 276
 277 #if !wxUSE_MODAL_ABOUT_DIALOG
 278
 279 void wxGenericAboutDialog::OnCloseWindow(wxCloseEvent& event)
 280 {
 281     Destroy();
 282
 283     event.Skip();
 284 }
 285
 286 void wxGenericAboutDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 287 {
 288     // By default a modeless dialog would be just hidden, destroy this one
 289     // instead.
 290     Destroy();
 291 }
 292
 293 #endif // !wxUSE_MODAL_ABOUT_DIALOG
 294
 295 // ----------------------------------------------------------------------------
 296 // public functions
 297 // ----------------------------------------------------------------------------
 298
 299 void wxGenericAboutBox(const wxAboutDialogInfo& info, wxWindow* parent)
 300 {
 301 #if wxUSE_MODAL_ABOUT_DIALOG
 302     wxGenericAboutDialog dlg(info, parent);
 303     dlg.ShowModal();
 304 #else
 305     wxGenericAboutDialog* dlg = new wxGenericAboutDialog(info, parent);
 306     dlg->Show();
 307 #endif
 308 }
 309
 310 // currently wxAboutBox is implemented natively only under these platforms, for
 311 // the others we provide a generic fallback here
 312 #if !defined(__WXMSW__) && !defined(__WXMAC__) && \
 313         (!defined(__WXGTK20__) || defined(__WXUNIVERSAL__))
 314
 315 void wxAboutBox(const wxAboutDialogInfo& info, wxWindow* parent)
 316 {
 317     wxGenericAboutBox(info, parent);
 318 }
 319
 320 #endif // platforms without native about dialog
 321
 322
 323 #endif // wxUSE_ABOUTDLG