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