src/html/helpfrm.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        helpfrm.cpp
   3 // Purpose:     wxHtmlHelpFrame
   4 // Notes:       Based on htmlhelp.cpp, implementing a monolithic
   5 //              HTML Help controller class,  by Vaclav Slavik
   6 // Author:      Harm van der Heijden and Vaclav Slavik
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Harm van der Heijden and Vaclav Slavik
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h"
  17
  18 #include "wx/wxprec.h"
  19
  20 #ifdef __BORLANDC__
  21 #pragma hdrstop
  22 #endif
  23
  24 #include "wx/defs.h"
  25
  26 #if wxUSE_HTML
  27 #ifndef WXPRECOMP
  28 #include "wx/wx.h"
  29 #endif
  30
  31 #include "wx/html/helpfrm.h"
  32 #include "wx/notebook.h"
  33 #include "wx/imaglist.h"
  34 #include "wx/treectrl.h"
  35 #include "wx/tokenzr.h"
  36 #include "wx/wfstream.h"
  37 #include "wx/html/htmlwin.h"
  38 #include "wx/busyinfo.h"
  39 #include "wx/progdlg.h"
  40 #include "wx/toolbar.h"
  41
  42 // Bitmaps:
  43
  44 #ifndef __WXMSW__
  45 #include "bitmaps/panel.xpm"
  46 #include "bitmaps/back.xpm"
  47 #include "bitmaps/forward.xpm"
  48 #include "bitmaps/book.xpm"
  49 #include "bitmaps/folder.xpm"
  50 #include "bitmaps/page.xpm"
  51 #include "bitmaps/help.xpm"
  52 #include "bitmaps/helproot.xpm"
  53 #endif
  54
  55 #include "wx/stream.h"
  56
  57 // number of times that the contents/index creation progress dialog
  58 // is updated.
  59 #define PROGRESS_STEP 40
  60
  61 //--------------------------------------------------------------------------
  62 // wxHtmlHelpTreeItemData
  63 //--------------------------------------------------------------------------
  64
  65 class wxHtmlHelpTreeItemData : public wxTreeItemData
  66 {
  67     private:
  68         wxString m_Page;
  69
  70     public:
  71         wxHtmlHelpTreeItemData(wxHtmlContentsItem *it) : wxTreeItemData()
  72         {
  73             m_Page = it -> m_Book -> GetBasePath() + it -> m_Page;
  74         }
  75         const wxString& GetPage() { return m_Page; }
  76 };
  77
  78 //---------------------------------------------------------------------------
  79 // wxHtmlHelpFrame
  80 //---------------------------------------------------------------------------
  81
  82 IMPLEMENT_DYNAMIC_CLASS(wxHtmlHelpFrame, wxFrame)
  83
  84 wxHtmlHelpFrame::wxHtmlHelpFrame(wxWindow* parent, wxWindowID id, const wxString& title,
  85                                  int style, wxHtmlHelpData* data)
  86 {
  87     Init(data);
  88     Create(parent, id, title, style);
  89 }
  90
  91 void wxHtmlHelpFrame::Init(wxHtmlHelpData* data)
  92 {
  93     if (data) {
  94         m_Data = data;
  95         m_DataCreated = FALSE;
  96     } else {
  97         m_Data = new wxHtmlHelpData();
  98         m_DataCreated = TRUE;
  99     }
 100
 101     m_ContentsImageList = new wxImageList(16, 16);
 102     m_ContentsImageList -> Add(wxICON(book));
 103     m_ContentsImageList -> Add(wxICON(folder));
 104     m_ContentsImageList -> Add(wxICON(page));
 105     m_ContentsImageList -> Add(wxICON(helproot));
 106
 107     m_ContentsBox = NULL;
 108     m_IndexBox = NULL;
 109     m_SearchList = NULL;
 110     m_SearchButton = NULL;
 111     m_SearchText = NULL;
 112     m_SearchChoice = NULL;
 113     m_Splitter = NULL;
 114     m_NavigPan = NULL;
 115     m_HtmlWin = NULL;
 116     m_Config = NULL;
 117     m_ConfigRoot = wxEmptyString;
 118
 119     m_Cfg.x = m_Cfg.y = 0;
 120     m_Cfg.w = 700;
 121     m_Cfg.h = 480;
 122     m_Cfg.sashpos = 240;
 123     m_Cfg.navig_on = TRUE;
 124 }
 125
 126 // Create: builds the GUI components.
 127 // with the style flag it's possible to toggle the toolbar, contents, index and search
 128 // controls.
 129 // m_HtmlWin will *always* be created, but it's important to realize that
 130 // m_ContentsBox, m_IndexBox, m_SearchList, m_SearchButton, m_SearchText and
 131 // m_SearchButton may be NULL.
 132 // moreover, if no contents, index or searchpage is needed, m_Splitter and
 133 // m_NavigPan will be NULL too (with m_HtmlWin directly connected to the frame)
 134
 135 bool wxHtmlHelpFrame::Create(wxWindow* parent, wxWindowID id, const wxString& title,
 136                              int style)
 137 {
 138     // Do the config in two steps. We read the HtmlWindow customization after we
 139     // create the window.
 140     if (m_Config)
 141         ReadCustomization(m_Config, m_ConfigRoot);
 142
 143     wxFrame::Create(parent, id, _("Help"), wxPoint(m_Cfg.x, m_Cfg.y), wxSize(m_Cfg.w, m_Cfg.h));
 144
 145 #if defined(__WXMSW__) || (__WXPM__)
 146     wxIcon frameIcon("wxhelp", wxBITMAP_TYPE_ICO_RESOURCE, 32, 32);
 147 #else
 148     wxIcon frameIcon(help_xpm);
 149 #endif
 150     if (frameIcon.Ok())
 151         SetIcon(frameIcon);
 152
 153     GetPosition(&m_Cfg.x, &m_Cfg.y);
 154
 155     SetIcon(wxICON(help));
 156
 157     int notebook_page = 0;
 158
 159     CreateStatusBar();
 160
 161     // toolbar?
 162     if (style & wxHF_TOOLBAR) {
 163         wxToolBar *toolBar = CreateToolBar(wxNO_BORDER | wxTB_HORIZONTAL |  /*wxTB_FLAT | */
 164                                            wxTB_DOCKABLE);
 165         toolBar -> SetMargins(2, 2);
 166         wxBitmap* toolBarBitmaps[3];
 167
 168 #if defined(__WXMSW__) || (__WXPM__)
 169         toolBarBitmaps[0] = new wxBitmap("panel");
 170         toolBarBitmaps[1] = new wxBitmap("back");
 171         toolBarBitmaps[2] = new wxBitmap("forward");
 172         int width = 24;
 173 #else
 174         toolBarBitmaps[0] = new wxBitmap(panel_xpm);
 175         toolBarBitmaps[1] = new wxBitmap(back_xpm);
 176         toolBarBitmaps[2] = new wxBitmap(forward_xpm);
 177         int width = 16;
 178 #endif
 179
 180         int currentX = 5;
 181
 182         toolBar -> AddTool(wxID_HTML_PANEL, *(toolBarBitmaps[0]), wxNullBitmap,
 183                            FALSE, currentX, -1, (wxObject *) NULL,
 184                            _("Show/hide navigation panel"));
 185         currentX += width + 5;
 186         toolBar -> AddSeparator();
 187         toolBar -> AddTool(wxID_HTML_BACK, *(toolBarBitmaps[1]), wxNullBitmap,
 188                            FALSE, currentX, -1, (wxObject *) NULL,
 189                            _("Go back to the previous HTML page"));
 190         currentX += width + 5;
 191         toolBar -> AddTool(wxID_HTML_FORWARD, *(toolBarBitmaps[2]), wxNullBitmap,
 192                            FALSE, currentX, -1, (wxObject *) NULL,
 193                            _("Go forward to the next HTML page"));
 194         currentX += width + 5;
 195
 196         toolBar -> Realize();
 197
 198         // Can delete the bitmaps since they're reference counted
 199         for (int i = 0; i < 3; i++)
 200             delete toolBarBitmaps[i];
 201     }
 202
 203     if (style & (wxHF_CONTENTS | wxHF_INDEX | wxHF_SEARCH)) {
 204         // traditional help controller; splitter window with html page on the
 205         // right and a notebook containing various pages on the left
 206         m_Splitter = new wxSplitterWindow(this);
 207
 208         m_HtmlWin = new wxHtmlWindow(m_Splitter);
 209         m_NavigPan = new wxNotebook(m_Splitter, wxID_HTML_NOTEBOOK,
 210                                     wxDefaultPosition, wxDefaultSize);
 211     } else { // only html window, no notebook with index,contents etc
 212         m_HtmlWin = new wxHtmlWindow(this);
 213     }
 214
 215     m_HtmlWin -> SetRelatedFrame(this, m_TitleFormat);
 216     m_HtmlWin -> SetRelatedStatusBar(0);
 217     if (m_Config)
 218         m_HtmlWin -> ReadCustomization(m_Config, m_ConfigRoot);
 219
 220     // contents tree panel?
 221     if (style & wxHF_CONTENTS) {
 222         m_ContentsBox = new wxTreeCtrl(m_NavigPan, wxID_HTML_TREECTRL,
 223                                        wxDefaultPosition, wxDefaultSize,
 224                                        wxTR_HAS_BUTTONS | wxSUNKEN_BORDER);
 225         m_ContentsBox -> SetImageList(m_ContentsImageList);
 226         m_NavigPan -> AddPage(m_ContentsBox, _("Contents"));
 227         m_ContentsPage = notebook_page++;
 228     }
 229
 230     // index listbox panel?
 231     if (style & wxHF_INDEX) {
 232         wxWindow *dummy = new wxPanel(m_NavigPan, wxID_HTML_INDEXPAGE);
 233         wxLayoutConstraints *b1 = new wxLayoutConstraints;
 234         b1 -> top.SameAs (dummy, wxTop, 0);
 235         b1 -> left.SameAs (dummy, wxLeft, 0);
 236         b1 -> width.PercentOf (dummy, wxWidth, 100);
 237         b1 -> bottom.SameAs (dummy, wxBottom, 0);
 238         m_IndexBox = new wxListBox(dummy, wxID_HTML_INDEXLIST, wxDefaultPosition,
 239                                    wxDefaultSize, 0, NULL, wxLB_SINGLE | wxLB_ALWAYS_SB);
 240         m_IndexBox -> SetConstraints(b1);
 241         dummy -> SetAutoLayout(TRUE);
 242         m_NavigPan -> AddPage(dummy, _("Index"));
 243         m_IndexPage = notebook_page++;
 244     }
 245
 246     // search list panel?
 247     if (style & wxHF_SEARCH) {
 248         wxWindow *dummy = new wxPanel(m_NavigPan, wxID_HTML_SEARCHPAGE);
 249
 250         wxLayoutConstraints *b1 = new wxLayoutConstraints;
 251         m_SearchText = new wxTextCtrl(dummy, wxID_HTML_SEARCHTEXT);
 252         b1 -> top.SameAs (dummy, wxTop, 10);
 253         b1 -> left.SameAs (dummy, wxLeft, 10);
 254         b1 -> right.SameAs (dummy, wxRight, 10);
 255         b1 -> height.AsIs();
 256         m_SearchText -> SetConstraints(b1);
 257
 258         wxLayoutConstraints *b2 = new wxLayoutConstraints;
 259         m_SearchButton = new wxButton(dummy, wxID_HTML_SEARCHBUTTON, _("Search"));
 260         b2 -> top.Below (m_SearchText, 10);
 261         b2 -> left.SameAs (dummy, wxLeft, 10);
 262         b2 -> width.AsIs();
 263         b2 -> height.AsIs();
 264         m_SearchButton -> SetConstraints(b2);
 265
 266         wxLayoutConstraints *b3 = new wxLayoutConstraints;
 267         m_SearchList = new wxListBox(dummy, wxID_HTML_SEARCHLIST, wxDefaultPosition, wxDefaultSize, 0);
 268         b3 -> top.Below (m_SearchButton, 10);
 269         b3 -> left.SameAs (dummy, wxLeft, 0);
 270         b3 -> right.SameAs (dummy, wxRight, 0);
 271         b3 -> bottom.SameAs (dummy, wxBottom, 0);
 272         m_SearchList -> SetConstraints(b3);
 273
 274         wxLayoutConstraints *b4 = new wxLayoutConstraints;
 275         m_SearchChoice = new wxChoice(dummy, wxID_HTML_SEARCHCHOICE, wxDefaultPosition,
 276                                       wxDefaultSize);
 277         b4 -> top.Below (m_SearchText, 10);
 278         b4 -> left.SameAs (m_SearchButton, wxRight, 10);
 279         b4 -> right.SameAs (dummy, wxRight, 10);
 280         b4 -> height.AsIs();
 281         m_SearchChoice -> SetConstraints(b4);
 282
 283         dummy -> SetAutoLayout(TRUE);
 284         dummy -> Layout();
 285         m_NavigPan -> AddPage(dummy, _("Search"));
 286         m_SearchPage = notebook_page++;
 287     }
 288     m_HtmlWin -> Show(TRUE);
 289
 290     //RefreshLists();
 291
 292     // showtime
 293     if (m_NavigPan && m_Splitter) {
 294         m_Splitter -> SetMinimumPaneSize(20);
 295         if (m_Cfg.navig_on) {
 296             m_NavigPan -> Show(TRUE);
 297             m_Splitter -> SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
 298         }
 299         else {
 300             m_NavigPan -> Show(FALSE);
 301             m_Splitter -> Initialize(m_HtmlWin);
 302         }
 303     }
 304     return TRUE;
 305 }
 306
 307 wxHtmlHelpFrame::~wxHtmlHelpFrame()
 308 {
 309     delete m_ContentsImageList;
 310     if (m_DataCreated)
 311         delete m_Data;
 312 }
 313
 314 bool wxHtmlHelpFrame::Display(const wxString& x)
 315 {
 316     wxString url = m_Data->FindPageByName(x);
 317     if (! url.IsEmpty()) {
 318         m_HtmlWin->LoadPage(url);
 319         return TRUE;
 320     }
 321     return FALSE;
 322 }
 323
 324 bool wxHtmlHelpFrame::Display(const int id)
 325 {
 326     wxString url = m_Data->FindPageById(id);
 327     if (! url.IsEmpty()) {
 328         m_HtmlWin->LoadPage(url);
 329         return TRUE;
 330     }
 331     return FALSE;
 332 }
 333
 334
 335
 336 bool wxHtmlHelpFrame::DisplayContents()
 337 {
 338     if (! m_ContentsBox)
 339         return FALSE;
 340     if (!m_Splitter -> IsSplit()) {
 341         m_NavigPan -> Show(TRUE);
 342         m_HtmlWin -> Show(TRUE);
 343         m_Splitter -> SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
 344         m_Cfg.navig_on = TRUE;
 345     }
 346     m_NavigPan -> SetSelection(0);
 347     return TRUE;
 348 }
 349
 350
 351
 352 bool wxHtmlHelpFrame::DisplayIndex()
 353 {
 354     if (! m_IndexBox)
 355         return FALSE;
 356     if (!m_Splitter -> IsSplit()) {
 357         m_NavigPan -> Show(TRUE);
 358         m_HtmlWin -> Show(TRUE);
 359         m_Splitter -> SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
 360     }
 361     m_NavigPan -> SetSelection(1);
 362     return TRUE;
 363 }
 364
 365 bool wxHtmlHelpFrame::KeywordSearch(const wxString& keyword)
 366 {
 367     if (! (m_SearchList && m_SearchButton && m_SearchText && m_SearchChoice))
 368         return FALSE;
 369
 370     int foundcnt = 0;
 371     wxString foundstr;
 372     wxString book = wxEmptyString;
 373
 374     if (!m_Splitter -> IsSplit()) {
 375         m_NavigPan -> Show(TRUE);
 376         m_HtmlWin -> Show(TRUE);
 377         m_Splitter -> SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
 378     }
 379     m_NavigPan -> SetSelection(m_SearchPage);
 380     m_SearchList -> Clear();
 381     m_SearchText -> SetValue(keyword);
 382     m_SearchButton -> Enable(FALSE);
 383
 384     if (m_SearchChoice->GetSelection() != 0)
 385         book = m_SearchChoice->GetStringSelection();
 386
 387     wxHtmlSearchStatus status(m_Data, keyword, book);
 388
 389     wxProgressDialog progress(_("Searching..."), _("No matching page found yet"),
 390                               status.GetMaxIndex(), this,
 391                               wxPD_APP_MODAL | wxPD_CAN_ABORT | wxPD_AUTO_HIDE);
 392
 393     while (status.IsActive()) {
 394         if (progress.Update(status.GetCurIndex()) == FALSE)
 395             break;
 396         if (status.Search()) {
 397             foundstr.Printf(_("Found %i matches"), ++foundcnt);
 398             progress.Update(status.GetCurIndex(), foundstr);
 399             m_SearchList -> Append(status.GetName(), status.GetContentsItem());
 400         }
 401         wxYield();
 402     }
 403
 404     m_SearchButton -> Enable(TRUE);
 405     m_SearchText -> SetSelection(0, keyword.Length());
 406     m_SearchText -> SetFocus();
 407     if (foundcnt) {
 408         wxHtmlContentsItem *it = (wxHtmlContentsItem*) m_SearchList -> GetClientData(0);
 409         if (it) m_HtmlWin -> LoadPage(it -> m_Book -> GetBasePath() + it -> m_Page);
 410     }
 411     return (foundcnt > 0);
 412 }
 413
 414 #define MAX_ROOTS 64
 415
 416 void wxHtmlHelpFrame::CreateContents(bool show_progress)
 417 {
 418     if (! m_ContentsBox)
 419         return ;
 420
 421     wxProgressDialog *progress;
 422     wxString proginfo;
 423
 424     m_ContentsBox->Clear();
 425
 426     int cnt = m_Data->GetContentsCnt();
 427     int div = (cnt / PROGRESS_STEP) + 1;
 428     int i;
 429
 430     wxHtmlContentsItem *it = m_Data->GetContents();
 431
 432     if (show_progress)
 433         progress = new wxProgressDialog(_("Building contents tree..."), wxEmptyString,
 434                                         cnt, this, wxPD_APP_MODAL | wxPD_CAN_ABORT |
 435                                         wxPD_AUTO_HIDE);
 436
 437     wxTreeItemId roots[MAX_ROOTS];
 438     bool imaged[MAX_ROOTS];
 439
 440     m_ContentsBox -> DeleteAllItems();
 441     roots[0] = m_ContentsBox -> AddRoot(_("(Help)"));
 442     m_ContentsBox -> SetItemImage(roots[0], IMG_RootFolder);
 443     m_ContentsBox -> SetItemSelectedImage(roots[0], IMG_RootFolder);
 444     imaged[0] = TRUE;
 445
 446     for (i = 0; i < cnt; i++, it++) {
 447         if (show_progress && ((i % div) == 0)) {
 448             proginfo.Printf(_("Added %d/%d items"), i, cnt);
 449             if (! progress->Update(i, proginfo))
 450                 break;
 451             wxYield();
 452         }
 453         roots[it -> m_Level + 1] = m_ContentsBox -> AppendItem(
 454                                        roots[it -> m_Level], it -> m_Name, IMG_Page, -1,
 455                                        new wxHtmlHelpTreeItemData(it));
 456
 457         if (it -> m_Level == 0) {
 458             m_ContentsBox -> SetItemBold(roots[1], TRUE);
 459             m_ContentsBox -> SetItemImage(roots[1], IMG_Book);
 460             m_ContentsBox -> SetItemSelectedImage(roots[1], IMG_Book);
 461             imaged[1] = TRUE;
 462         } else imaged[it -> m_Level + 1] = FALSE;
 463
 464         if (!imaged[it -> m_Level]) {
 465             m_ContentsBox -> SetItemImage(roots[it -> m_Level], IMG_Folder);
 466             m_ContentsBox -> SetItemSelectedImage(roots[it -> m_Level], IMG_Folder);
 467             imaged[it -> m_Level] = TRUE;
 468         }
 469     }
 470     if (show_progress)
 471         delete progress;
 472     m_ContentsBox -> Expand(roots[0]);
 473 }
 474
 475
 476 void wxHtmlHelpFrame::CreateIndex(bool show_progress)
 477 {
 478     if (! m_IndexBox)
 479         return ;
 480
 481     wxProgressDialog *progress;
 482     wxString proginfo;
 483
 484     m_IndexBox->Clear();
 485
 486     int cnt = m_Data->GetIndexCnt();
 487     int div = (cnt / PROGRESS_STEP) + 1;
 488
 489     wxHtmlContentsItem* index = m_Data->GetIndex();
 490
 491     if (show_progress)
 492         progress = new wxProgressDialog(_("Building index list..."), wxEmptyString,
 493                                         cnt, this, wxPD_APP_MODAL | wxPD_CAN_ABORT |
 494                                         wxPD_AUTO_HIDE);
 495     for (int i = 0; i < cnt; i++) {
 496         if (show_progress && ((i % div) == 0)) {
 497             proginfo.Printf(_("Added %d/%d items"), i, cnt);
 498             if (! progress->Update(i, proginfo))
 499                 break;
 500             wxYield();
 501         }
 502         m_IndexBox -> Append(index[i].m_Name, (char*)(index + i));
 503     }
 504
 505     if (show_progress)
 506         delete progress;
 507 }
 508
 509 void wxHtmlHelpFrame::CreateSearch()
 510 {
 511     if (! (m_SearchList && m_SearchChoice))
 512         return ;
 513     m_SearchList -> Clear();
 514     m_SearchChoice -> Clear();
 515     m_SearchChoice -> Append(_("all books"));
 516     const wxHtmlBookRecArray& bookrec = m_Data->GetBookRecArray();
 517     int i, cnt = bookrec.GetCount();
 518     for (i = 0; i < cnt; i++)
 519         m_SearchChoice->Append(bookrec[i].GetTitle());
 520     m_SearchChoice->SetSelection(0);
 521 }
 522
 523
 524 void wxHtmlHelpFrame::RefreshLists(bool show_progress)
 525 {
 526     CreateContents(show_progress);
 527     CreateIndex(show_progress);
 528     CreateSearch();
 529 }
 530
 531 void wxHtmlHelpFrame::ReadCustomization(wxConfigBase *cfg, const wxString& path)
 532 {
 533     wxString oldpath;
 534     wxString tmp;
 535
 536     if (path != wxEmptyString) {
 537         oldpath = cfg -> GetPath();
 538         cfg -> SetPath(path);
 539     }
 540
 541     m_Cfg.navig_on = cfg -> Read("hcNavigPanel", m_Cfg.navig_on) != 0;
 542     m_Cfg.sashpos = cfg -> Read("hcSashPos", m_Cfg.sashpos);
 543     m_Cfg.x = cfg -> Read("hcX", m_Cfg.x);
 544     m_Cfg.y = cfg -> Read("hcY", m_Cfg.y);
 545     m_Cfg.w = cfg -> Read("hcW", m_Cfg.w);
 546     m_Cfg.h = cfg -> Read("hcH", m_Cfg.h);
 547
 548     if (m_HtmlWin)
 549         m_HtmlWin->ReadCustomization(cfg, path);
 550
 551     if (path != wxEmptyString)
 552         cfg -> SetPath(oldpath);
 553 }
 554
 555 void wxHtmlHelpFrame::WriteCustomization(wxConfigBase *cfg, const wxString& path)
 556 {
 557     wxString oldpath;
 558     wxString tmp;
 559
 560     if (path != wxEmptyString) {
 561         oldpath = cfg -> GetPath();
 562         cfg -> SetPath(path);
 563     }
 564
 565     cfg -> Write("hcNavigPanel", m_Cfg.navig_on);
 566     cfg -> Write("hcSashPos", (long)m_Cfg.sashpos);
 567     cfg -> Write("hcX", (long)m_Cfg.x);
 568     cfg -> Write("hcY", (long)m_Cfg.y);
 569     cfg -> Write("hcW", (long)m_Cfg.w);
 570     cfg -> Write("hcH", (long)m_Cfg.h);
 571
 572     if (m_HtmlWin)
 573         m_HtmlWin->WriteCustomization(cfg, path);
 574
 575     if (path != wxEmptyString)
 576         cfg -> SetPath(oldpath);
 577 }
 578
 579
 580 /*
 581 EVENT HANDLING :
 582 */
 583
 584
 585 void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
 586 {
 587     switch (event.GetId()) {
 588         case wxID_HTML_BACK :
 589             m_HtmlWin -> HistoryBack();
 590             break;
 591         case wxID_HTML_FORWARD :
 592             m_HtmlWin -> HistoryForward();
 593             break;
 594         case wxID_HTML_PANEL :
 595             if (! (m_Splitter && m_NavigPan))
 596                 return ;
 597             if (m_Splitter -> IsSplit()) {
 598                 m_Cfg.sashpos = m_Splitter -> GetSashPosition();
 599                 m_Splitter -> Unsplit(m_NavigPan);
 600                 m_Cfg.navig_on = FALSE;
 601             } else {
 602                 m_NavigPan -> Show(TRUE);
 603                 m_HtmlWin -> Show(TRUE);
 604                 m_Splitter -> SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
 605                 m_Cfg.navig_on = TRUE;
 606             }
 607             break;
 608     }
 609 }
 610
 611
 612
 613 void wxHtmlHelpFrame::OnContentsSel(wxTreeEvent& event)
 614 {
 615     wxHtmlHelpTreeItemData *pg;
 616
 617     pg = (wxHtmlHelpTreeItemData*) m_ContentsBox -> GetItemData(event.GetItem());
 618     if (pg) m_HtmlWin -> LoadPage(pg -> GetPage());
 619 }
 620
 621
 622
 623 void wxHtmlHelpFrame::OnIndexSel(wxCommandEvent& WXUNUSED(event))
 624 {
 625     wxHtmlContentsItem *it = (wxHtmlContentsItem*) m_IndexBox -> GetClientData(m_IndexBox -> GetSelection());
 626     m_HtmlWin -> LoadPage(it -> m_Book -> GetBasePath() + it -> m_Page);
 627 }
 628
 629
 630
 631 void wxHtmlHelpFrame::OnSearchSel(wxCommandEvent& WXUNUSED(event))
 632 {
 633     wxHtmlContentsItem *it = (wxHtmlContentsItem*) m_SearchList -> GetClientData(m_SearchList -> GetSelection());
 634     if (it) m_HtmlWin -> LoadPage(it -> m_Book -> GetBasePath() + it -> m_Page);
 635 }
 636
 637 void wxHtmlHelpFrame::OnSearch(wxCommandEvent& WXUNUSED(event))
 638 {
 639     wxString sr = m_SearchText -> GetLineText(0);
 640
 641     if (sr != wxEmptyString) KeywordSearch(sr);
 642 }
 643
 644 void wxHtmlHelpFrame::OnCloseWindow(wxCloseEvent& evt)
 645 {
 646     GetSize(&m_Cfg.w, &m_Cfg.h);
 647     GetPosition(&m_Cfg.x, &m_Cfg.y);
 648
 649     if (m_Splitter && m_Cfg.navig_on) m_Cfg.sashpos = m_Splitter -> GetSashPosition();
 650
 651     if (m_Config)
 652         WriteCustomization(m_Config, m_ConfigRoot);
 653
 654     evt.Skip();
 655 }
 656
 657 BEGIN_EVENT_TABLE(wxHtmlHelpFrame, wxFrame)
 658     EVT_TOOL_RANGE(wxID_HTML_PANEL, wxID_HTML_FORWARD, wxHtmlHelpFrame::OnToolbar)
 659     EVT_TREE_SEL_CHANGED(wxID_HTML_TREECTRL, wxHtmlHelpFrame::OnContentsSel)
 660     EVT_LISTBOX(wxID_HTML_INDEXLIST, wxHtmlHelpFrame::OnIndexSel)
 661     EVT_LISTBOX(wxID_HTML_SEARCHLIST, wxHtmlHelpFrame::OnSearchSel)
 662     EVT_BUTTON(wxID_HTML_SEARCHBUTTON, wxHtmlHelpFrame::OnSearch)
 663     EVT_TEXT_ENTER(wxID_HTML_SEARCHTEXT, wxHtmlHelpFrame::OnSearch)
 664     EVT_CLOSE(wxHtmlHelpFrame::OnCloseWindow)
 665 END_EVENT_TABLE()
 666
 667 #endif