utils/wxPython/modules/html/html.i

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        html.i
   3 // Purpose:     SWIG definitions of html classes
   4 //
   5 // Author:      Robin Dunn
   6 //
   7 // Created:     25-nov-1998
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) 1998 by Total Control Software
  10 // Licence:     wxWindows license
  11 /////////////////////////////////////////////////////////////////////////////
  12
  13
  14 %module html
  15
  16 %{
  17 #include "helpers.h"
  18 #include <wx/html/htmlwin.h>
  19 #include <wx/image.h>
  20 #include <wx/fs_zip.h>
  21 #include <wx/fs_inet.h>
  22 #include <wx/wfstream.h>
  23 %}
  24
  25 //---------------------------------------------------------------------------
  26
  27 %include typemaps.i
  28 %include my_typemaps.i
  29
  30 %extern wx.i
  31 %extern windows.i
  32 %extern _defs.i
  33 %extern events.i
  34 %extern controls.i
  35 %extern controls2.i
  36
  37 %extern utils.i
  38
  39 //---------------------------------------------------------------------------
  40
  41 %{
  42 #ifdef __WXMSW__
  43 wxString wxPyEmptyStr("");
  44 wxPoint wxPyDefaultPosition(wxDefaultPosition);
  45 wxSize wxPyDefaultSize(wxDefaultSize);
  46 #endif
  47 %}
  48
  49 %pragma(python) code = "import wx"
  50 %pragma(python) code = "widget = htmlc"
  51
  52 %{
  53
  54 #if 0
  55 static PyObject* mod_dict = NULL; // will be set by init
  56
  57 #include <wx/html/mod_templ.h>
  58
  59 TAG_HANDLER_BEGIN(PYTHONTAG, "PYTHON")
  60     TAG_HANDLER_PROC(tag)
  61     {
  62         wxWindow *wnd;
  63         wxString errmsg;
  64         char pbuf[256];
  65
  66         int fl = 0;
  67
  68         bool doSave = wxPyRestoreThread();
  69         while (1) {
  70            if (tag.HasParam("FLOAT"))
  71                tag.ScanParam("FLOAT", "%i", &fl);
  72            PyObject* pyfunc = PyDict_GetItemString(mod_dict, "WidgetStarter");
  73            if (pyfunc == NULL) {
  74                errmsg = "Could not find object WidgetStarter";
  75                break;
  76            }
  77            if (! PyCallable_Check(pyfunc)) {
  78                errmsg = "WidgetStarter does not appear to be callable";
  79                break;
  80            }
  81            SWIG_MakePtr(pbuf, m_WParser->GetWindow(), "_wxPyHtmlWindow_p");
  82            PyObject* arglist = Py_BuildValue("(s,s)", pbuf,
  83                                (const char*)tag.GetAllParams());
  84            if (! arglist) {
  85                errmsg = "Failed making argument list";
  86                break;
  87            }
  88            PyObject* ret = PyEval_CallObject(pyfunc, arglist);
  89            Py_DECREF(arglist);
  90            if (ret == NULL) {
  91               errmsg = "An error occured while calling WidgetStarter";
  92               if (PyErr_Occurred())
  93                  PyErr_Print();
  94               break;
  95            }
  96            wnd = NULL;
  97            if (PyString_Check(ret)) {
  98               char* thisc = PyString_AsString(ret);
  99               SWIG_GetPtr(thisc, (void**)&wnd, "_wxWindow_p");
 100            }
 101            Py_DECREF(ret);
 102            if (! wnd) {
 103                errmsg = "Could not make a wxWindow pointer from return ptr";
 104                break;
 105            }
 106            wxPySaveThread(doSave);
 107            wnd -> Show(TRUE);
 108            m_WParser->OpenContainer()->InsertCell(new wxHtmlWidgetCell(wnd, fl));
 109            return FALSE;
 110         }
 111
 112         wxPySaveThread(doSave);
 113
 114         /* we got out of the loop. Must be an error. Show a box stating it. */
 115         wnd = new wxTextCtrl( m_WParser -> GetWindow(), -1,
 116                               errmsg, wxPoint(0,0),
 117                               wxSize(300, 100), wxTE_MULTILINE );
 118         wnd -> Show(TRUE);
 119         m_WParser->OpenContainer()->InsertCell(new wxHtmlWidgetCell(wnd, 100));
 120         return FALSE;
 121     }
 122
 123 TAG_HANDLER_END(PYTHONTAG)
 124
 125 TAGS_MODULE_BEGIN(PythonTag)
 126
 127     TAGS_MODULE_ADD(PYTHONTAG)
 128
 129 TAGS_MODULE_END(PythonTag)
 130
 131 // Note: see also the init function where we add the module!
 132 #endif
 133 %}
 134
 135 //---------------------------------------------------------------------------
 136
 137 enum {
 138     HTML_ALIGN_LEFT,
 139     HTML_ALIGN_CENTER,
 140     HTML_ALIGN_RIGHT,
 141     HTML_ALIGN_BOTTOM,
 142     HTML_ALIGN_TOP,
 143
 144     HTML_CLR_FOREGROUND,
 145     HTML_CLR_BACKGROUND,
 146
 147     HTML_UNITS_PIXELS,
 148     HTML_UNITS_PERCENT,
 149
 150     HTML_INDENT_LEFT,
 151     HTML_INDENT_RIGHT,
 152     HTML_INDENT_TOP,
 153     HTML_INDENT_BOTTOM,
 154
 155     HTML_INDENT_HORIZONTAL,
 156     HTML_INDENT_VERTICAL,
 157     HTML_INDENT_ALL,
 158
 159     HTML_COND_ISANCHOR,
 160     HTML_COND_ISIMAGEMAP,
 161     HTML_COND_USER,
 162 };
 163
 164
 165 //---------------------------------------------------------------------------
 166
 167 class wxHtmlTag {
 168 public:
 169     // Never need to create a new tag from Python...
 170     //wxHtmlTag(const wxString& source, int pos, int end_pos, wxHtmlTagsCache* cache);
 171
 172     wxString GetName();
 173     bool HasParam(const wxString& par);
 174     wxString GetParam(const wxString& par, int with_commas = FALSE);
 175
 176     // Can't do this one as-is, but GetParam should be enough...
 177     //int ScanParam(const wxString& par, const char *format, void* param);
 178
 179     wxString GetAllParams();
 180     bool IsEnding();
 181     bool HasEnding();
 182     int GetBeginPos();
 183     int GetEndPos1();
 184     int GetEndPos2();
 185 };
 186
 187
 188 //---------------------------------------------------------------------------
 189
 190 class wxHtmlParser {
 191 public:
 192     // wxHtmlParser();  This is an abstract base class...
 193
 194     void SetFS(wxFileSystem *fs);
 195     wxFileSystem* GetFS();
 196     wxObject* Parse(const wxString& source);
 197     void InitParser(const wxString& source);
 198     void DoneParser();
 199     void DoParsing(int begin_pos, int end_pos);
 200     // wxObject* GetProduct();
 201     void AddTagHandler(wxHtmlTagHandler *handler);
 202     wxString* GetSource();
 203
 204
 205     // void AddText(const char* txt) = 0;
 206     // void AddTag(const wxHtmlTag& tag);
 207 };
 208
 209
 210 //---------------------------------------------------------------------------
 211
 212 class wxHtmlWinParser : public wxHtmlParser {
 213 public:
 214     wxHtmlWinParser(wxWindow *wnd);
 215
 216     void SetDC(wxDC *dc);
 217     wxDC* GetDC();
 218     int GetCharHeight();
 219     int GetCharWidth();
 220     wxWindow* GetWindow();
 221     void SetFonts(wxString normal_face, int normal_italic_mode,
 222                   wxString fixed_face, int fixed_italic_mode, int *LIST);
 223
 224     wxHtmlContainerCell* GetContainer();
 225     wxHtmlContainerCell* OpenContainer();
 226     wxHtmlContainerCell* CloseContainer();
 227     int GetFontSize();
 228     void SetFontSize(int s);
 229     int GetFontBold();
 230     void SetFontBold(int x);
 231     int GetFontItalic();
 232     void SetFontItalic(int x);
 233     int GetFontUnderlined();
 234     void SetFontUnderlined(int x);
 235     int GetFontFixed();
 236     void SetFontFixed(int x);
 237     int GetAlign();
 238     void SetAlign(int a);
 239     const wxColour& GetLinkColor();
 240     void SetLinkColor(const wxColour& clr);
 241     const wxColour& GetActualColor();
 242     void SetActualColor(const wxColour& clr);
 243     const wxString& GetLink();
 244     void SetLink(const wxString& link);
 245     wxFont* CreateCurrentFont();
 246 };
 247
 248
 249
 250 //---------------------------------------------------------------------------
 251
 252 %{
 253 class wxPyHtmlTagHandler : public wxHtmlTagHandler {
 254 public:
 255     wxPyHtmlTagHandler() : wxHtmlTagHandler() {};
 256
 257     wxHtmlParser* GetParser() { return m_Parser; }
 258     void ParseInner(const wxHtmlTag& tag) { wxHtmlTagHandler::ParseInner(tag); }
 259
 260     DEC_PYCALLBACK_STRING__pure(GetSupportedTags);
 261     DEC_PYCALLBACK_BOOL_TAG_pure(HandleTag);
 262
 263     PYPRIVATE;
 264 };
 265
 266 IMP_PYCALLBACK_STRING__pure(wxPyHtmlTagHandler, wxHtmlTagHandler, GetSupportedTags);
 267 IMP_PYCALLBACK_BOOL_TAG_pure(wxPyHtmlTagHandler, wxHtmlTagHandler, HandleTag);
 268 %}
 269
 270
 271 %name(wxHtmlTagHandler) class wxPyHtmlTagHandler {
 272 public:
 273     wxPyHtmlTagHandler();
 274
 275     void _setSelf(PyObject* self);
 276     %pragma(python) addtomethod = "__init__:self._setSelf(self)"
 277
 278     void SetParser(wxHtmlParser *parser);
 279     wxHtmlParser* GetParser();
 280     void ParseInner(const wxHtmlTag& tag);
 281 };
 282
 283
 284 //---------------------------------------------------------------------------
 285
 286 %{
 287 class wxPyHtmlWinTagHandler : public wxHtmlWinTagHandler {
 288 public:
 289     wxPyHtmlWinTagHandler() : wxHtmlWinTagHandler() {};
 290
 291     wxHtmlWinParser* GetParser() { return m_WParser; }
 292     void ParseInner(const wxHtmlTag& tag)
 293         { wxHtmlWinTagHandler::ParseInner(tag); }
 294
 295     DEC_PYCALLBACK_STRING__pure(GetSupportedTags);
 296     DEC_PYCALLBACK_BOOL_TAG_pure(HandleTag);
 297
 298     PYPRIVATE;
 299 };
 300
 301 IMP_PYCALLBACK_STRING__pure(wxPyHtmlWinTagHandler, wxHtmlWinTagHandler, GetSupportedTags);
 302 IMP_PYCALLBACK_BOOL_TAG_pure(wxPyHtmlWinTagHandler, wxHtmlWinTagHandler, HandleTag);
 303 %}
 304
 305
 306 %name(wxHtmlWinTagHandler) class wxPyHtmlWinTagHandler : public wxPyHtmlTagHandler {
 307 public:
 308     wxPyHtmlWinTagHandler();
 309
 310     void _setSelf(PyObject* self);
 311     %pragma(python) addtomethod = "__init__:self._setSelf(self)"
 312
 313     void SetParser(wxHtmlParser *parser);
 314     wxHtmlWinParser* GetParser();
 315     void ParseInner(const wxHtmlTag& tag);
 316 };
 317
 318
 319 //---------------------------------------------------------------------------
 320
 321 %{
 322
 323 class wxPyHtmlTagsModule : public wxHtmlTagsModule {
 324 public:
 325     wxPyHtmlTagsModule(PyObject* thc) : wxHtmlTagsModule() {
 326         m_tagHandlerClass = thc;
 327         Py_INCREF(m_tagHandlerClass);
 328         RegisterModule(this);
 329         wxHtmlWinParser::AddModule(this);
 330     }
 331
 332     void OnExit() {
 333         Py_DECREF(m_tagHandlerClass);
 334         m_tagHandlerClass = NULL;
 335         for (int x=0; x < m_objArray.GetCount(); x++) {
 336             PyObject* obj = (PyObject*)m_objArray.Item(x);
 337             Py_DECREF(obj);
 338         }
 339     };
 340
 341     void FillHandlersTable(wxHtmlWinParser *parser) {
 342         // Wave our magic wand...  (if it works it's a miracle!  ;-)
 343
 344         // First, make a new instance of the tag handler
 345         bool doSave = wxPyRestoreThread();
 346         PyObject* arg = Py_BuildValue("()");
 347         PyObject* obj = PyInstance_New(m_tagHandlerClass, arg, NULL);
 348         Py_DECREF(arg);
 349         wxPySaveThread(doSave);
 350
 351         // now figure out where it's C++ object is...
 352         wxPyHtmlWinTagHandler* thPtr;
 353         if (SWIG_GetPtrObj(obj, (void **)&thPtr, "_wxPyHtmlWinTagHandler_p"))
 354             return;
 355
 356         // add it,
 357         parser->AddTagHandler(thPtr);
 358
 359         // and track it.
 360         m_objArray.Add(obj);
 361     }
 362
 363 private:
 364     PyObject*           m_tagHandlerClass;
 365     wxArrayPtrVoid      m_objArray;
 366
 367 };
 368 %}
 369
 370
 371
 372 %inline %{
 373     void wxHtmlWinParser_AddTagHandler(PyObject* tagHandlerClass) {
 374         // Dynamically create a new wxModule.  Refcounts tagHandlerClass
 375         // and adds itself to the wxModules list and to the wxHtmlWinParser.
 376         new wxPyHtmlTagsModule(tagHandlerClass);
 377     }
 378 %}
 379
 380 //---------------------------------------------------------------------------
 381 //---------------------------------------------------------------------------
 382
 383 class wxHtmlCell {
 384 public:
 385     wxHtmlCell();
 386
 387     void SetParent(wxHtmlContainerCell *p);
 388     wxHtmlContainerCell* GetParent();
 389     int GetPosX();
 390     int GetPosY();
 391     int GetWidth();
 392     int GetHeight();
 393     int GetDescent();
 394     wxString GetLink(int x = 0, int y = 0);
 395     wxHtmlCell* GetNext();
 396     void SetPos(int x, int y);
 397     void SetLink(const wxString& link);
 398     void SetNext(wxHtmlCell *cell);
 399     void Layout(int w);
 400     void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2);
 401     void DrawInvisible(wxDC& dc, int x, int y);
 402     const wxHtmlCell* Find(int condition, const void* param);
 403 };
 404
 405
 406 class wxHtmlContainerCell : public wxHtmlCell {
 407 public:
 408     wxHtmlContainerCell(wxHtmlContainerCell *parent);
 409
 410     void InsertCell(wxHtmlCell *cell);
 411     void SetAlignHor(int al);
 412     int GetAlignHor();
 413     void SetAlignVer(int al);
 414     int GetAlignVer();
 415     void SetIndent(int i, int what, int units = HTML_UNITS_PIXELS);
 416     int GetIndent(int ind);
 417     int GetIndentUnits(int ind);
 418     void SetAlign(const wxHtmlTag& tag);
 419     void SetWidthFloat(int w, int units);
 420     %name(SetWidthFloatFromTag)void SetWidthFloat(const wxHtmlTag& tag);
 421     void SetMinHeight(int h, int align = HTML_ALIGN_TOP);
 422     int GetMaxLineWidth();
 423     void SetBackgroundColour(const wxColour& clr);
 424     void SetBorder(const wxColour& clr1, const wxColour& clr2);
 425     wxHtmlCell* GetFirstCell();
 426 };
 427
 428
 429
 430
 431 class wxHtmlWidgetCell : public wxHtmlCell {
 432 public:
 433     wxHtmlWidgetCell(wxWindow* wnd, int w = 0);
 434
 435 };
 436
 437
 438
 439 //---------------------------------------------------------------------------
 440 //---------------------------------------------------------------------------
 441 //---------------------------------------------------------------------------
 442
 443 // item of history list
 444 class HtmlHistoryItem {
 445 public:
 446     HtmlHistoryItem(const char* p, const char* a);
 447
 448     int GetPos();
 449     void SetPos(int p);
 450     const wxString& GetPage();
 451     const wxString& GetAnchor();
 452 };
 453
 454
 455 //---------------------------------------------------------------------------
 456 %{
 457 class wxPyHtmlWindow : public wxHtmlWindow {
 458 public:
 459     wxPyHtmlWindow(wxWindow *parent, wxWindowID id = -1,
 460                    const wxPoint& pos = wxDefaultPosition,
 461                    const wxSize& size = wxDefaultSize,
 462                    long style = wxHW_SCROLLBAR_AUTO,
 463                    const wxString& name = "htmlWindow")
 464         : wxHtmlWindow(parent, id, pos, size, style, name)  {};
 465
 466     DEC_PYCALLBACK__STRING(OnLinkClicked);
 467
 468     PYPRIVATE;
 469 };
 470
 471 IMP_PYCALLBACK__STRING(wxPyHtmlWindow, wxHtmlWindow, OnLinkClicked);
 472
 473 %}
 474
 475
 476 %name(wxHtmlWindow) class wxPyHtmlWindow : public wxScrolledWindow {
 477 public:
 478     wxPyHtmlWindow(wxWindow *parent, int id = -1,
 479                  wxPoint& pos = wxPyDefaultPosition,
 480                  wxSize& size = wxPyDefaultSize,
 481                  int flags=wxHW_SCROLLBAR_AUTO,
 482                  char* name = "htmlWindow");
 483
 484     void _setSelf(PyObject* self);
 485     %pragma(python) addtomethod = "__init__:self._setSelf(self)"
 486     %pragma(python) addtomethod = "__init__:wx._StdWindowCallbacks(self)"
 487     %pragma(python) addtomethod = "__init__:wx._StdOnScrollCallbacks(self)"
 488
 489
 490     bool SetPage(const char* source);
 491     bool LoadPage(const char* location);
 492     wxString GetOpenedPage();
 493     void SetRelatedFrame(wxFrame* frame, const char* format);
 494     wxFrame* GetRelatedFrame();
 495     void SetRelatedStatusBar(int bar);
 496     void SetFonts(wxString normal_face, int normal_italic_mode,
 497                   wxString fixed_face, int fixed_italic_mode, int *LIST);
 498     void SetTitle(const char* title);
 499     void SetBorders(int b);
 500     void ReadCustomization(wxConfigBase *cfg, char* path = "");
 501     void WriteCustomization(wxConfigBase *cfg, char* path = "");
 502     bool HistoryBack();
 503     bool HistoryForward();
 504     void HistoryClear();
 505     wxHtmlContainerCell* GetInternalRepresentation();
 506     wxHtmlWinParser* GetParser();
 507
 508
 509     void base_OnLinkClicked(const char* link);
 510 };
 511
 512 // Static methods are mapped to stand-alone functions
 513 %inline %{
 514     void wxHtmlWindow_AddFilter(wxHtmlFilter *filter) {
 515         wxHtmlWindow::AddFilter(filter);
 516     }
 517 %}
 518
 519
 520 //---------------------------------------------------------------------------
 521 //---------------------------------------------------------------------------
 522
 523 %{
 524     extern "C" SWIGEXPORT(void) inithtmlhelpc();
 525 %}
 526
 527
 528 %init %{
 529
 530 #if 0
 531     /* This is a bit cheesy. SWIG happens to call the dictionary d...
 532      * I save it here, 'cause I don't know how to get it back later! */
 533     mod_dict = d;
 534 #endif
 535
 536     inithtmlhelpc();
 537
 538     wxClassInfo::CleanUpClasses();
 539     wxClassInfo::InitializeClasses();
 540
 541 #if 0
 542     /* specifically add our python tag handler; it doesn't seem to
 543      * happen by itself... */
 544     wxHtmlWinParser::AddModule(new HTML_ModulePythonTag());
 545 #endif
 546
 547     // Until wxFileSystem is wrapped...
 548     #if wxUSE_FS_ZIP
 549        wxFileSystem::AddHandler(new wxZipFSHandler);
 550     #endif
 551 %}
 552
 553 //----------------------------------------------------------------------
 554 // And this gets appended to the shadow class file.
 555 //----------------------------------------------------------------------
 556
 557 %pragma(python) include="_extras.py";
 558
 559 //---------------------------------------------------------------------------
 560