user/wxLayout/wxLayout.cpp

   1 /*
   2  * Program: wxLayout
   3  *
   4  * Author: Karsten Ballüder
   5  *
   6  * Copyright: (C) 1998, Karsten Ballüder <Ballueder@usa.net>
   7  *
   8  */
   9
  10 #ifdef __GNUG__
  11 #pragma implementation "wxLayout.h"
  12 #endif
  13
  14 #include "wxLayout.h"
  15 #include "wx/textfile.h"
  16
  17
  18 #include   "Micon.xpm"
  19
  20 // for testing only:
  21 #include   <stdio.h>
  22
  23 //-----------------------------------------------------------------------------
  24 // main program
  25 //-----------------------------------------------------------------------------
  26
  27 IMPLEMENT_APP(MyApp)
  28
  29 //-----------------------------------------------------------------------------
  30 // MyFrame
  31 //-----------------------------------------------------------------------------
  32
  33    enum ids{ ID_EDIT = 1, ID_ADD_SAMPLE, ID_CLEAR, ID_PRINT, ID_DPRINT,
  34              ID_WXLAYOUT_DEBUG, ID_QUIT, ID_CLICK, ID_HTML, ID_TEXT };
  35
  36
  37 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
  38
  39    BEGIN_EVENT_TABLE(MyFrame,wxFrame)
  40    EVT_MENU    (-1,       MyFrame::OnCommand)
  41    EVT_COMMAND (-1,-1,    MyFrame::OnCommand)
  42    EVT_CHAR    (  wxLayoutWindow::OnChar  )
  43    END_EVENT_TABLE()
  44
  45    MyFrame::MyFrame(void) :
  46       wxFrame( NULL, -1, "wxLayout", wxPoint(20,20), wxSize(600,360) )
  47 {
  48    CreateStatusBar( 1 );
  49
  50    SetStatusText( "wxLayout by Karsten Ballüder." );
  51
  52    wxMenu *file_menu = new wxMenu( "Menu 1" );
  53    file_menu->Append( ID_CLEAR, "Clear");
  54    file_menu->Append( ID_ADD_SAMPLE, "Example");
  55    file_menu->Append( ID_EDIT, "Edit");
  56    file_menu->Append( ID_WXLAYOUT_DEBUG, "Debug");
  57    file_menu->Append( ID_PRINT, "Print");
  58    file_menu->Append( ID_DPRINT, "Direct Print");
  59    file_menu->Append( ID_TEXT, "Export Text");
  60    file_menu->Append( ID_HTML, "Export HTML");
  61    file_menu->Append( ID_QUIT, "Exit");
  62
  63    wxMenuBar *menu_bar = new wxMenuBar();
  64    menu_bar->Append(file_menu, "File" );
  65    menu_bar->Show( TRUE );
  66
  67    SetMenuBar( menu_bar );
  68
  69    m_lwin = new wxLayoutWindow(this);
  70    m_lwin->SetEventId(ID_CLICK);
  71    m_lwin->GetLayoutList().SetEditable(true);
  72    m_lwin->Clear(wxROMAN,16,wxNORMAL,wxNORMAL, false);
  73    m_lwin->SetFocus();
  74 };
  75
  76 void
  77 MyFrame::AddSampleText(wxLayoutList &llist)
  78 {
  79    llist.Insert("--");
  80    llist.LineBreak();
  81
  82    llist.Insert("The quick brown fox jumps over the lazy dog.");
  83    llist.LineBreak();
  84    llist.Insert("Hello ");
  85    llist.Insert(new wxLayoutObjectIcon(new wxIcon(Micon_xpm,-1,-1)));
  86    llist.LineBreak();
  87    llist.SetFontWeight(wxBOLD);
  88    llist.Insert("World! ");
  89    llist.SetFontWeight(wxNORMAL);
  90    llist.Insert("The quick brown fox jumps...");
  91    llist.LineBreak();
  92
  93    llist.Insert("over the lazy dog.");
  94    llist.SetFont(-1,-1,-1,-1,true);
  95    llist.Insert("underlined");
  96    llist.SetFont(-1,-1,-1,-1,false);
  97    llist.SetFont(wxROMAN);
  98    llist.Insert("This is ");
  99    llist.SetFont(-1,-1,-1,wxBOLD);  llist.Insert("BOLD ");  llist.SetFont(-1,-1,-1,wxNORMAL);
 100    llist.Insert("and ");
 101    llist.SetFont(-1,-1,wxITALIC);
 102    llist.Insert("italics ");
 103    llist.SetFont(-1,-1,wxNORMAL);
 104    llist.LineBreak();
 105
 106    llist.Insert("and ");
 107    llist.SetFont(-1,-1,wxSLANT);
 108    llist.Insert("slanted");
 109    llist.SetFont(-1,-1,wxNORMAL);
 110    llist.Insert(" text.");
 111    llist.LineBreak();
 112
 113    llist.Insert("and ");
 114    llist.SetFont(-1,-1,-1,-1,-1,"blue");
 115    llist.Insert("blue");
 116    llist.SetFont(-1,-1,-1,-1,-1,"black");
 117    llist.Insert(" and ");
 118    llist.SetFont(-1,-1,-1,-1,-1,"green","black");
 119    llist.Insert("green on black");
 120    llist.SetFont(-1,-1,-1,-1,-1,"black","white");
 121    llist.Insert(" text.");
 122    llist.LineBreak();
 123
 124    llist.SetFont(-1,-1,wxSLANT);
 125    llist.Insert("Slanted");
 126    llist.SetFont(-1,-1,wxNORMAL);
 127    llist.Insert(" and normal text and ");
 128    llist.SetFont(-1,-1,wxSLANT);
 129    llist.Insert("slanted");
 130    llist.SetFont(-1,-1,wxNORMAL);
 131    llist.Insert(" again.");
 132    llist.LineBreak();
 133
 134    // add some more text for testing:
 135    llist.Insert("And here the source for the test program:");
 136    llist.LineBreak();
 137    llist.SetFont(wxTELETYPE,16);
 138    char buffer[1024];
 139    FILE *in = fopen("wxLayout.cpp","r");
 140    if(in)
 141    {
 142       for(;;)
 143       {
 144          fgets(buffer,1024,in);
 145          if(feof(in))
 146             break;
 147          llist.Insert(buffer);
 148          llist.LineBreak();
 149       }
 150    }
 151
 152    m_lwin->Refresh();
 153    m_lwin->UpdateScrollbars();
 154    llist.SetEditable();
 155    llist.SetCursor(wxPoint(0,0));
 156 }
 157
 158 void
 159 MyFrame::Clear(void)
 160 {
 161    m_lwin->Erase();
 162    m_lwin->UpdateScrollbars();
 163 }
 164
 165 /* test the editing */
 166 void MyFrame::Edit(void)
 167 {
 168    wxLayoutList & llist = m_lwin->GetLayoutList();
 169    m_lwin->SetEventId(ID_CLICK);
 170
 171    llist.MoveCursor(0);
 172    llist.MoveCursor(5);
 173    llist.MoveCursor(0,2);
 174    llist.Delete(2);
 175    llist.MoveCursor(2);
 176    llist.Insert("not");
 177    llist.LineBreak();
 178    m_lwin->Refresh();
 179 }
 180
 181 void MyFrame::OnCommand( wxCommandEvent &event )
 182 {
 183    cerr << "id:" << event.GetId() << endl;
 184    switch (event.GetId())
 185    {
 186    case ID_QUIT:
 187       Close( TRUE );
 188       break;
 189    case ID_PRINT:
 190       m_lwin->Print();
 191       break;
 192    case ID_DPRINT:
 193    {
 194       wxLayoutList llist;
 195       AddSampleText(llist);
 196       wxPostScriptDC   dc("layout.ps",true,this);
 197       if (dc.Ok() && dc.StartDoc((char *)_("Printing message...")))
 198       {
 199          //dc.SetUserScale(1.0, 1.0);
 200          llist.Draw(dc); //,false,wxPoint(0,0),true);
 201          dc.EndDoc();
 202       }
 203    }
 204    break;
 205    case ID_EDIT:
 206       Edit();
 207       break;
 208    case ID_ADD_SAMPLE:
 209       AddSampleText(m_lwin->GetLayoutList());
 210       break;
 211    case ID_CLEAR:
 212       Clear();
 213       break;
 214    case ID_WXLAYOUT_DEBUG:
 215       m_lwin->GetLayoutList().Debug();
 216       break;
 217    case ID_CLICK:
 218       cerr << "Received click event." << endl;
 219       break;
 220    case ID_HTML:
 221    {
 222       wxLayoutExportObject *export;
 223       wxLayoutList::iterator i = m_lwin->GetLayoutList().begin();
 224
 225       while((export = wxLayoutExport(m_lwin->GetLayoutList(),
 226                                      i,WXLO_EXPORT_AS_HTML)) != NULL)
 227       {
 228          if(export->type == WXLO_EXPORT_HTML)
 229             cout << *(export->content.text);
 230          else
 231             cout << "<!--UNKNOWN OBJECT>";
 232          delete export;
 233       }
 234    }
 235    break;
 236    case ID_TEXT:
 237    {
 238       wxLayoutExportObject *export;
 239       wxLayoutList::iterator i = m_lwin->GetLayoutList().begin();
 240
 241       while((export = wxLayoutExport(m_lwin->GetLayoutList(),
 242                                      i,WXLO_EXPORT_AS_TEXT)) != NULL)
 243       {
 244          if(export->type == WXLO_EXPORT_TEXT)
 245             cout << *(export->content.text);
 246          else
 247             cout << "<!--UNKNOWN OBJECT>";
 248          delete export;
 249       }
 250    }
 251    break;
 252    }
 253 };
 254
 255
 256 //-----------------------------------------------------------------------------
 257 // MyApp
 258 //-----------------------------------------------------------------------------
 259
 260 MyApp::MyApp(void) :
 261    wxApp( )
 262 {
 263 };
 264
 265 bool MyApp::OnInit(void)
 266 {
 267    wxFrame *frame = new MyFrame();
 268    frame->Show( TRUE );
 269    wxSetAFMPath("/usr/local/src/wxWindows/misc/afm/");
 270    return TRUE;
 271 };
 272
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 276