samples/widgets/hyperlnk.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Program:     wxWidgets Widgets Sample
   3 // Name:        hyperlnk.cpp
   4 // Purpose:     Part of the widgets sample showing wxHyperlinkCtrl
   5 // Author:      Dimitri Schoolwerth, Vadim Zeitlin
   6 // Created:     27 Sep 2003
   7 // Copyright:   (c) 2003 wxWindows team
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // ============================================================================
  12 // declarations
  13 // ============================================================================
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 // for compilers that support precompilation, includes "wx/wx.h".
  20 #include "wx/wxprec.h"
  21
  22 #ifdef __BORLANDC__
  23     #pragma hdrstop
  24 #endif
  25
  26 #if wxUSE_HYPERLINKCTRL
  27
  28 // for all others, include the necessary headers
  29 #ifndef WX_PRECOMP
  30     #include "wx/app.h"
  31     #include "wx/log.h"
  32
  33     #include "wx/bitmap.h"
  34     #include "wx/button.h"
  35     #include "wx/checkbox.h"
  36     #include "wx/radiobox.h"
  37     #include "wx/statbox.h"
  38     #include "wx/stattext.h"
  39     #include "wx/textctrl.h"
  40
  41     #include "wx/sizer.h"
  42 #endif
  43
  44 #include "wx/hyperlink.h"
  45
  46 #include "widgets.h"
  47
  48 #include "icons/hyperlnk.xpm"
  49
  50 // ----------------------------------------------------------------------------
  51 // constants
  52 // ----------------------------------------------------------------------------
  53
  54 // control ids
  55 enum
  56 {
  57     HyperlinkPage_Reset = wxID_HIGHEST,
  58     HyperlinkPage_SetLabel,
  59     HyperlinkPage_SetURL,
  60     HyperlinkPage_Ctrl
  61 };
  62
  63 // alignment radiobox indices
  64 enum
  65 {
  66     Align_Left,
  67     Align_Centre,
  68     Align_Right,
  69     Align_Max
  70 };
  71
  72 // ----------------------------------------------------------------------------
  73 // CheckBoxWidgetsPage
  74 // ----------------------------------------------------------------------------
  75
  76 class HyperlinkWidgetsPage : public WidgetsPage
  77 {
  78 public:
  79     HyperlinkWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
  80     virtual ~HyperlinkWidgetsPage() {}
  81
  82     virtual wxControl *GetWidget() const { return m_hyperlink; }
  83     virtual void RecreateWidget() { CreateHyperlink(); }
  84
  85     // lazy creation of the content
  86     virtual void CreateContent();
  87
  88 protected:
  89     // event handlers
  90     void OnButtonSetLabel(wxCommandEvent& event);
  91     void OnButtonSetURL(wxCommandEvent& event);
  92
  93     void OnButtonReset(wxCommandEvent& event);
  94     void OnAlignment(wxCommandEvent& event);
  95     void OnGeneric(wxCommandEvent& event);
  96
  97     // reset the control parameters
  98     void Reset();
  99
 100     // (re)create the hyperctrl
 101     void CreateHyperlink();
 102     void CreateHyperlinkLong(long);
 103
 104     // the controls
 105     // ------------
 106
 107     // the checkbox itself and the sizer it is in
 108     wxGenericHyperlinkCtrl *m_hyperlink;
 109     wxGenericHyperlinkCtrl *m_hyperlinkLong;
 110
 111     wxTextCtrl *m_label;
 112     wxTextCtrl *m_url;
 113
 114     wxStaticText *m_visit;
 115     wxStaticText *m_fun;
 116
 117     // the text entries for command parameters
 118     wxTextCtrl *m_textLabel;
 119
 120     wxRadioBox *m_radioAlignMode;
 121     wxCheckBox *m_checkGeneric;
 122
 123 private:
 124     DECLARE_EVENT_TABLE()
 125     DECLARE_WIDGETS_PAGE(HyperlinkWidgetsPage)
 126 };
 127
 128 // ----------------------------------------------------------------------------
 129 // event tables
 130 // ----------------------------------------------------------------------------
 131
 132 BEGIN_EVENT_TABLE(HyperlinkWidgetsPage, WidgetsPage)
 133     EVT_BUTTON(HyperlinkPage_Reset, HyperlinkWidgetsPage::OnButtonReset)
 134     EVT_BUTTON(HyperlinkPage_SetLabel, HyperlinkWidgetsPage::OnButtonSetLabel)
 135     EVT_BUTTON(HyperlinkPage_SetURL, HyperlinkWidgetsPage::OnButtonSetURL)
 136
 137     EVT_RADIOBOX(wxID_ANY, HyperlinkWidgetsPage::OnAlignment)
 138     EVT_CHECKBOX(wxID_ANY, HyperlinkWidgetsPage::OnGeneric)
 139 END_EVENT_TABLE()
 140
 141 // ============================================================================
 142 // implementation
 143 // ============================================================================
 144
 145 IMPLEMENT_WIDGETS_PAGE(HyperlinkWidgetsPage, wxT("Hyperlink"),
 146                        GENERIC_CTRLS
 147                        );
 148
 149 HyperlinkWidgetsPage::HyperlinkWidgetsPage(WidgetsBookCtrl *book,
 150                                            wxImageList *imaglist)
 151                      :WidgetsPage(book, imaglist, hyperlnk_xpm)
 152 {
 153 }
 154
 155 void HyperlinkWidgetsPage::CreateContent()
 156 {
 157     wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
 158
 159     // left pane
 160     wxStaticBox *box = new wxStaticBox(this, wxID_ANY, wxT("Hyperlink details"));
 161
 162     wxSizer *sizerLeft = new wxStaticBoxSizer(box, wxVERTICAL);
 163
 164     sizerLeft->Add( CreateSizerWithTextAndButton( HyperlinkPage_SetLabel , wxT("Set &Label"), wxID_ANY, &m_label ),
 165                     0, wxALL | wxALIGN_RIGHT , 5 );
 166
 167     sizerLeft->Add( CreateSizerWithTextAndButton( HyperlinkPage_SetURL , wxT("Set &URL"), wxID_ANY, &m_url ),
 168                     0, wxALL | wxALIGN_RIGHT , 5 );
 169
 170     static const wxString alignments[] =
 171     {
 172         wxT("&left"),
 173         wxT("&centre"),
 174         wxT("&right")
 175     };
 176     wxCOMPILE_TIME_ASSERT( WXSIZEOF(alignments) == Align_Max,
 177                            AlignMismatch );
 178
 179     m_radioAlignMode = new wxRadioBox(this, wxID_ANY, wxT("alignment"),
 180                                       wxDefaultPosition, wxDefaultSize,
 181                                       WXSIZEOF(alignments), alignments);
 182     m_radioAlignMode->SetSelection(1);  // start with "centre" selected since
 183                                         // wxHL_DEFAULT_STYLE contains wxHL_ALIGN_CENTRE
 184     sizerLeft->Add(m_radioAlignMode, 0, wxALL|wxGROW, 5);
 185
 186     m_checkGeneric = new wxCheckBox(this, wxID_ANY, wxT("Use generic version"),
 187                                     wxDefaultPosition, wxDefaultSize);
 188     sizerLeft->Add(m_checkGeneric, 0, wxALL|wxGROW, 5);
 189
 190     // right pane
 191     wxSizer *szHyperlinkLong = new wxBoxSizer(wxVERTICAL);
 192     wxSizer *szHyperlink = new wxBoxSizer(wxHORIZONTAL);
 193
 194     m_visit = new wxStaticText(this, wxID_ANY, wxT("Visit "));
 195
 196     if (m_checkGeneric->IsChecked())
 197     {
 198         m_hyperlink = new wxGenericHyperlinkCtrl(this,
 199                                           HyperlinkPage_Ctrl,
 200                                           wxT("wxWidgets website"),
 201                                           wxT("www.wxwidgets.org"));
 202     }
 203     else
 204     {
 205         m_hyperlink = new wxHyperlinkCtrl(this,
 206                                           HyperlinkPage_Ctrl,
 207                                           wxT("wxWidgets website"),
 208                                           wxT("www.wxwidgets.org"));
 209     }
 210
 211     m_fun = new wxStaticText(this, wxID_ANY, wxT(" for fun!"));
 212
 213     szHyperlink->Add(0, 0, 1, wxCENTRE);
 214     szHyperlink->Add(m_visit, 0, wxCENTRE);
 215     szHyperlink->Add(m_hyperlink, 0, wxCENTRE);
 216     szHyperlink->Add(m_fun, 0, wxCENTRE);
 217     szHyperlink->Add(0, 0, 1, wxCENTRE);
 218     szHyperlink->SetMinSize(150, 0);
 219
 220     if (m_checkGeneric->IsChecked())
 221     {
 222         m_hyperlinkLong = new wxGenericHyperlinkCtrl(this,
 223                                               wxID_ANY,
 224                                               wxT("This is a long hyperlink"),
 225                                               wxT("www.wxwidgets.org"));
 226     }
 227     else
 228     {
 229         m_hyperlinkLong = new wxHyperlinkCtrl(this,
 230                                               wxID_ANY,
 231                                               wxT("This is a long hyperlink"),
 232                                               wxT("www.wxwidgets.org"));
 233     }
 234
 235     szHyperlinkLong->Add(0, 0, 1, wxCENTRE);
 236     szHyperlinkLong->Add(szHyperlink, 0, wxCENTRE|wxGROW);
 237     szHyperlinkLong->Add(0, 0, 1, wxCENTRE);
 238     szHyperlinkLong->Add(m_hyperlinkLong, 0, wxGROW);
 239     szHyperlinkLong->Add(0, 0, 1, wxCENTRE);
 240
 241
 242     // the 3 panes panes compose the window
 243     sizerTop->Add(sizerLeft, 0, (wxALL & ~wxLEFT), 10);
 244     sizerTop->Add(szHyperlinkLong, 1, wxGROW | (wxALL & ~wxRIGHT), 10);
 245
 246     // final initializations
 247     Reset();
 248
 249     SetSizer(sizerTop);
 250 }
 251
 252 void HyperlinkWidgetsPage::Reset()
 253 {
 254     m_label->SetValue(m_hyperlink->GetLabel());
 255     m_url->SetValue(m_hyperlink->GetURL());
 256 }
 257
 258 void HyperlinkWidgetsPage::CreateHyperlink()
 259 {
 260     const wxString label = m_hyperlink->GetLabel();
 261     const wxString url = m_hyperlink->GetURL();
 262
 263     wxGenericHyperlinkCtrl *hyp;
 264     if (m_checkGeneric->IsChecked())
 265     {
 266         hyp = new wxGenericHyperlinkCtrl(this,
 267                                   HyperlinkPage_Ctrl,
 268                                   label,
 269                                   url);
 270     }
 271     else
 272     {
 273         hyp = new wxHyperlinkCtrl(this,
 274                                   HyperlinkPage_Ctrl,
 275                                   label,
 276                                   url);
 277     }
 278
 279     // update sizer's child window
 280     GetSizer()->Replace(m_hyperlink, hyp, true);
 281
 282     // update our pointer
 283     delete m_hyperlink;
 284     m_hyperlink = hyp;
 285
 286     // relayout the sizer
 287     GetSizer()->Layout();
 288 }
 289
 290 void HyperlinkWidgetsPage::CreateHyperlinkLong(long style)
 291 {
 292     style = (wxHL_DEFAULT_STYLE & ~wxHL_ALIGN_CENTRE)|style;
 293
 294     wxGenericHyperlinkCtrl *hyp;
 295     if (m_checkGeneric->IsChecked())
 296     {
 297         hyp = new wxGenericHyperlinkCtrl(this,
 298                                   wxID_ANY,
 299                                   wxT("This is a long hyperlink"),
 300                                   wxT("www.wxwidgets.org"),
 301                                   wxDefaultPosition,
 302                                   wxDefaultSize,
 303                                   style);
 304     }
 305     else
 306     {
 307         hyp = new wxHyperlinkCtrl(this,
 308                                   wxID_ANY,
 309                                   wxT("This is a long hyperlink"),
 310                                   wxT("www.wxwidgets.org"),
 311                                   wxDefaultPosition,
 312                                   wxDefaultSize,
 313                                   style);
 314     }
 315
 316     // update sizer's child window
 317     GetSizer()->Replace(m_hyperlinkLong, hyp, true);
 318
 319     // update our pointer
 320     delete m_hyperlinkLong;
 321     m_hyperlinkLong = hyp;
 322
 323     // relayout the sizer
 324     GetSizer()->Layout();
 325 }
 326
 327 // ----------------------------------------------------------------------------
 328 // event handlers
 329 // ----------------------------------------------------------------------------
 330
 331 void HyperlinkWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
 332 {
 333     Reset();
 334
 335     CreateHyperlink();
 336 }
 337
 338 void HyperlinkWidgetsPage::OnButtonSetLabel(wxCommandEvent& WXUNUSED(event))
 339 {
 340     m_hyperlink->SetLabel(m_label->GetValue());
 341     CreateHyperlink();
 342 }
 343
 344 void HyperlinkWidgetsPage::OnButtonSetURL(wxCommandEvent& WXUNUSED(event))
 345 {
 346     m_hyperlink->SetURL(m_url->GetValue());
 347     CreateHyperlink();
 348 }
 349
 350 void HyperlinkWidgetsPage::OnAlignment(wxCommandEvent& WXUNUSED(event))
 351 {
 352     long addstyle;
 353     switch ( m_radioAlignMode->GetSelection() )
 354     {
 355         default:
 356         case Align_Max:
 357             wxFAIL_MSG( wxT("unknown alignment") );
 358             // fall through
 359
 360         case Align_Left:
 361             addstyle = wxHL_ALIGN_LEFT;
 362             break;
 363
 364         case Align_Centre:
 365             addstyle = wxHL_ALIGN_CENTRE;
 366             break;
 367
 368         case Align_Right:
 369             addstyle = wxHL_ALIGN_RIGHT;
 370             break;
 371     }
 372
 373     CreateHyperlinkLong(addstyle);
 374 }
 375
 376 void HyperlinkWidgetsPage::OnGeneric(wxCommandEvent& event)
 377 {
 378     CreateHyperlink();
 379     OnAlignment(event);
 380 }
 381
 382 #endif // wxUSE_HYPERLINKCTRL