X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5526e819eca4465ed5520d49bccfebc6a28045e0..7581faf616eef3617152b9ad05b939999f442502:/src/html/htmlwin.cpp diff --git a/src/html/htmlwin.cpp b/src/html/htmlwin.cpp index b0077c8b1a..03890efadb 100644 --- a/src/html/htmlwin.cpp +++ b/src/html/htmlwin.cpp @@ -2,84 +2,110 @@ // Name: htmlwin.cpp // Purpose: wxHtmlWindow class for parsing & displaying HTML (implementation) // Author: Vaclav Slavik +// RCS-ID: $Id$ // Copyright: (c) 1999 Vaclav Slavik // Licence: wxWindows Licence ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ -#pragma implementation +#pragma implementation "htmlwin.h" +#pragma implementation "htmlproc.h" #endif -#include +#include "wx/wxprec.h" #include "wx/defs.h" -#if wxUSE_HTML +#if wxUSE_HTML && wxUSE_STREAMS -#ifdef __BORDLANDC__ +#ifdef __BORLANDC__ #pragma hdrstop #endif #ifndef WXPRECOMP -#include + #include "wx/log.h" + #include "wx/intl.h" + #include "wx/dcclient.h" + #include "wx/frame.h" #endif -#include +#include "wx/html/htmlwin.h" +#include "wx/html/htmlproc.h" +#include "wx/list.h" -#include +#include "wx/arrimpl.cpp" +#include "wx/listimpl.cpp" -///// This is my own wxBusyCursor. It works only with one window. +//----------------------------------------------------------------------------- +// wxHtmlHistoryItem +//----------------------------------------------------------------------------- -#if (defined __WXGTK__) && (wxVERSION_NUMBER < 2100) -class wxLocalBusyCursor -#else -class wxLocalBusyCursor : public wxBusyCursor -#endif +// item of history list +class WXDLLEXPORT wxHtmlHistoryItem { - private: - wxWindow *m_Wnd; - public: -#if (defined __WXGTK__) && (wxVERSION_NUMBER < 2100) - wxLocalBusyCursor(wxWindow *w) {m_Wnd = w; m_Wnd -> SetCursor(*wxHOURGLASS_CURSOR);} - ~wxLocalBusyCursor() {m_Wnd -> SetCursor(*wxSTANDARD_CURSOR);} -#else - wxLocalBusyCursor(wxWindow *w) : wxBusyCursor() {} -#endif +public: + wxHtmlHistoryItem(const wxString& p, const wxString& a) {m_Page = p, m_Anchor = a, m_Pos = 0;} + int GetPos() const {return m_Pos;} + void SetPos(int p) {m_Pos = p;} + const wxString& GetPage() const {return m_Page;} + const wxString& GetAnchor() const {return m_Anchor;} + +private: + wxString m_Page; + wxString m_Anchor; + int m_Pos; }; - - //----------------------------------------------------------------------------- -// wxHtmlWindow +// our private arrays: //----------------------------------------------------------------------------- +WX_DECLARE_OBJARRAY(wxHtmlHistoryItem, wxHtmlHistoryArray); +WX_DEFINE_OBJARRAY(wxHtmlHistoryArray); +WX_DECLARE_LIST(wxHtmlProcessor, wxHtmlProcessorList); +WX_DEFINE_LIST(wxHtmlProcessorList); -#include -WX_DEFINE_OBJARRAY(HtmlHistoryArray) +//----------------------------------------------------------------------------- +// wxHtmlWindow +//----------------------------------------------------------------------------- -wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, - const wxString& name, bool scrollable) : wxScrolledWindow(parent, id, pos, size, wxVSCROLL, name) +void wxHtmlWindow::Init() { m_tmpMouseMoved = FALSE; - m_tmpCanDraw = TRUE; + m_tmpLastLink = NULL; + m_tmpLastCell = NULL; + m_tmpCanDrawLocks = 0; m_FS = new wxFileSystem(); m_RelatedStatusBar = -1; m_RelatedFrame = NULL; - m_TitleFormat = "%s"; - m_OpenedPage = m_OpenedAnchor = wxEmptyString; + m_TitleFormat = wxT("%s"); + m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString; m_Cell = NULL; m_Parser = new wxHtmlWinParser(this); - m_Parser -> SetFS(m_FS); - SetBorders(10); + m_Parser->SetFS(m_FS); m_HistoryPos = -1; m_HistoryOn = TRUE; - m_Scrollable = scrollable; - SetPage(""); + m_History = new wxHtmlHistoryArray; + m_Processors = NULL; + m_Style = 0; + SetBorders(10); } +bool wxHtmlWindow::Create(wxWindow *parent, wxWindowID id, + const wxPoint& pos, const wxSize& size, + long style, const wxString& name) +{ + if (!wxScrolledWindow::Create(parent, id, pos, size, + style | wxVSCROLL | wxHSCROLL, name)) + return FALSE; + + m_Style = style; + SetPage(wxT("")); + return TRUE; +} wxHtmlWindow::~wxHtmlWindow() @@ -88,11 +114,10 @@ wxHtmlWindow::~wxHtmlWindow() if (m_Cell) delete m_Cell; - wxList *parser_data = m_Parser -> GetTempData(); - if (parser_data) delete parser_data; - delete m_Parser; delete m_FS; + delete m_History; + delete m_Processors; } @@ -109,146 +134,261 @@ void wxHtmlWindow::SetRelatedStatusBar(int bar) { m_RelatedStatusBar = bar; } - - - -void wxHtmlWindow::SetFonts(wxString normal_face, int normal_italic_mode, wxString fixed_face, int fixed_italic_mode, int *sizes) + + + +void wxHtmlWindow::SetFonts(wxString normal_face, wxString fixed_face, const int *sizes) { - m_Parser -> SetFonts(normal_face, normal_italic_mode, fixed_face, fixed_italic_mode, sizes); - if (!m_OpenedPage.IsEmpty()) LoadPage(m_OpenedPage); + wxString op = m_OpenedPage; + + m_Parser->SetFonts(normal_face, fixed_face, sizes); + // fonts changed => contents invalid, so reload the page: + SetPage(wxT("")); + if (!op.IsEmpty()) LoadPage(op); } bool wxHtmlWindow::SetPage(const wxString& source) { - wxClientDC *dc = new wxClientDC(this); + wxString newsrc(source); + + // pass HTML through registered processors: + if (m_Processors || m_GlobalProcessors) + { + wxHtmlProcessorList::Node *nodeL, *nodeG; + int prL, prG; + + nodeL = (m_Processors) ? m_Processors->GetFirst() : NULL; + nodeG = (m_GlobalProcessors) ? m_GlobalProcessors->GetFirst() : NULL; + + // VS: there are two lists, global and local, both of them sorted by + // priority. Since we have to go through _both_ lists with + // decreasing priority, we "merge-sort" the lists on-line by + // processing that one of the two heads that has higher priority + // in every iteration + while (nodeL || nodeG) + { + prL = (nodeL) ? nodeL->GetData()->GetPriority() : -1; + prG = (nodeG) ? nodeG->GetData()->GetPriority() : -1; + if (prL > prG) + { + if (nodeL->GetData()->IsEnabled()) + newsrc = nodeL->GetData()->Process(newsrc); + nodeL = nodeL->GetNext(); + } + else // prL <= prG + { + if (nodeG->GetData()->IsEnabled()) + newsrc = nodeG->GetData()->Process(newsrc); + nodeG = nodeG->GetNext(); + } + } + } - dc -> SetMapMode(wxMM_TEXT); + // ...and run the parser on it: + wxClientDC *dc = new wxClientDC(this); + dc->SetMapMode(wxMM_TEXT); SetBackgroundColour(wxColour(0xFF, 0xFF, 0xFF)); - m_OpenedPage = m_OpenedAnchor = wxEmptyString; - m_Parser -> SetDC(dc); - if (m_Cell) delete m_Cell; - m_Cell = (wxHtmlContainerCell*) m_Parser -> Parse(source); + m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString; + m_Parser->SetDC(dc); + if (m_Cell) + { + delete m_Cell; + m_Cell = NULL; + } + m_Cell = (wxHtmlContainerCell*) m_Parser->Parse(newsrc); delete dc; - m_Cell -> SetIndent(m_Borders, HTML_INDENT_ALL, HTML_UNITS_PIXELS); - m_Cell -> SetAlignHor(HTML_ALIGN_CENTER); + m_Cell->SetIndent(m_Borders, wxHTML_INDENT_ALL, wxHTML_UNITS_PIXELS); + m_Cell->SetAlignHor(wxHTML_ALIGN_CENTER); CreateLayout(); - Refresh(); + if (m_tmpCanDrawLocks == 0) + Refresh(); return TRUE; } +bool wxHtmlWindow::AppendToPage(const wxString& source) +{ + return SetPage(*(GetParser()->GetSource()) + source); +} bool wxHtmlWindow::LoadPage(const wxString& location) { + wxBusyCursor busyCursor; + wxFSFile *f; bool rt_val; - wxLocalBusyCursor b(this); + bool needs_refresh = FALSE; - m_tmpCanDraw = FALSE; - if (m_HistoryOn && (m_HistoryPos != -1)) { // store scroll position into history item + m_tmpCanDrawLocks++; + if (m_HistoryOn && (m_HistoryPos != -1)) + { + // store scroll position into history item: int x, y; - ViewStart(&x, &y); - m_History[m_HistoryPos].SetPos(y); + GetViewStart(&x, &y); + (*m_History)[m_HistoryPos].SetPos(y); } - if (location[0] == '#') { // local anchor + if (location[0] == wxT('#')) + { + // local anchor: wxString anch = location.Mid(1) /*1 to end*/; - m_tmpCanDraw = TRUE; + m_tmpCanDrawLocks--; + rt_val = ScrollToAnchor(anch); + m_tmpCanDrawLocks++; + } + else if (location.Find(wxT('#')) != wxNOT_FOUND && location.BeforeFirst(wxT('#')) == m_OpenedPage) + { + wxString anch = location.AfterFirst(wxT('#')); + m_tmpCanDrawLocks--; + rt_val = ScrollToAnchor(anch); + m_tmpCanDrawLocks++; + } + else if (location.Find(wxT('#')) != wxNOT_FOUND && + (m_FS->GetPath() + location.BeforeFirst(wxT('#'))) == m_OpenedPage) + { + wxString anch = location.AfterFirst(wxT('#')); + m_tmpCanDrawLocks--; rt_val = ScrollToAnchor(anch); + m_tmpCanDrawLocks++; } - else { + else + { + needs_refresh = TRUE; // load&display it: - if (m_RelatedStatusBar != -1) { - m_RelatedFrame -> SetStatusText(_("Connecting..."), m_RelatedStatusBar); - Refresh(); + if (m_RelatedStatusBar != -1) + { + m_RelatedFrame->SetStatusText(_("Connecting..."), m_RelatedStatusBar); + Refresh(FALSE); } - f = m_FS -> OpenFile(location); - if (f == NULL) { - wxString err; + f = m_Parser->OpenURL(wxHTML_URL_PAGE, location); - err.Printf(_("The browser is unable to open requested location :\n\n%s"), WXSTRINGCAST location); - wxMessageBox(err, "Error"); - m_tmpCanDraw = TRUE; + // try to interpret 'location' as filename instead of URL: + if (f == NULL) + { + wxFileName fn(location); + wxString location2 = wxFileSystem::FileNameToURL(fn); + f = m_Parser->OpenURL(wxHTML_URL_PAGE, location2); + } + + if (f == NULL) + { + wxLogError(_("Unable to open requested HTML document: %s"), location.c_str()); + m_tmpCanDrawLocks--; return FALSE; } - else { + else + { wxNode *node; wxString src = wxEmptyString; - if (m_RelatedStatusBar != -1) { + if (m_RelatedStatusBar != -1) + { wxString msg = _("Loading : ") + location; - m_RelatedFrame -> SetStatusText(msg, m_RelatedStatusBar); - Refresh(); + m_RelatedFrame->SetStatusText(msg, m_RelatedStatusBar); + Refresh(FALSE); } node = m_Filters.GetFirst(); - while (node){ - wxHtmlFilter *h = (wxHtmlFilter*) node -> GetData(); - if (h -> CanRead(*f)) { - src = h -> ReadFile(*f); + while (node) + { + wxHtmlFilter *h = (wxHtmlFilter*) node->GetData(); + if (h->CanRead(*f)) + { + src = h->ReadFile(*f); break; } - node = node -> GetNext(); + node = node->GetNext(); + } + if (src == wxEmptyString) + { + if (m_DefaultFilter == NULL) m_DefaultFilter = GetDefaultFilter(); + src = m_DefaultFilter->ReadFile(*f); } - if (src == wxEmptyString) src = m_DefaultFilter.ReadFile(*f); - m_FS -> ChangePathTo(f -> GetLocation()); + m_FS->ChangePathTo(f->GetLocation()); rt_val = SetPage(src); - m_OpenedPage = f -> GetLocation(); - if (f -> GetAnchor() != wxEmptyString) { - m_tmpCanDraw = TRUE; - ScrollToAnchor(f -> GetAnchor()); - m_tmpCanDraw = FALSE; + m_OpenedPage = f->GetLocation(); + if (f->GetAnchor() != wxEmptyString) + { + ScrollToAnchor(f->GetAnchor()); } delete f; - if (m_RelatedStatusBar != -1) m_RelatedFrame -> SetStatusText(_("Done"), m_RelatedStatusBar); + if (m_RelatedStatusBar != -1) m_RelatedFrame->SetStatusText(_("Done"), m_RelatedStatusBar); } } - if (m_HistoryOn) { // add this page to history there: - int c = m_History.GetCount() - (m_HistoryPos + 1); + if (m_HistoryOn) // add this page to history there: + { + int c = m_History->GetCount() - (m_HistoryPos + 1); + + if (m_HistoryPos < 0 || + (*m_History)[m_HistoryPos].GetPage() != m_OpenedPage || + (*m_History)[m_HistoryPos].GetAnchor() != m_OpenedAnchor) + { + m_HistoryPos++; + for (int i = 0; i < c; i++) + m_History->RemoveAt(m_HistoryPos); + m_History->Add(new wxHtmlHistoryItem(m_OpenedPage, m_OpenedAnchor)); + } + } + + if (m_OpenedPageTitle == wxEmptyString) + OnSetTitle(wxFileNameFromPath(m_OpenedPage)); - m_HistoryPos++; - for (int i = 0; i < c; i++) - m_History.Remove(m_HistoryPos); - m_History.Add(new HtmlHistoryItem(m_OpenedPage, m_OpenedAnchor)); + if (needs_refresh) + { + m_tmpCanDrawLocks--; + Refresh(); } + else + m_tmpCanDrawLocks--; - m_tmpCanDraw = TRUE; - Refresh(); return rt_val; } +bool wxHtmlWindow::LoadFile(const wxFileName& filename) +{ + wxString url = wxFileSystem::FileNameToURL(filename); + return LoadPage(url); +} + bool wxHtmlWindow::ScrollToAnchor(const wxString& anchor) { - const wxHtmlCell *c = m_Cell -> Find(HTML_COND_ISANCHOR, &anchor); - if (!c) return FALSE; - else { + const wxHtmlCell *c = m_Cell->Find(wxHTML_COND_ISANCHOR, &anchor); + if (!c) + { + wxLogWarning(_("HTML anchor %s does not exist."), anchor.c_str()); + return FALSE; + } + else + { int y; - - for (y = 0; c != NULL; c = c -> GetParent()) y += c -> GetPosY(); - Scroll(-1, y / HTML_SCROLL_STEP); + + for (y = 0; c != NULL; c = c->GetParent()) y += c->GetPosY(); + Scroll(-1, y / wxHTML_SCROLL_STEP); m_OpenedAnchor = anchor; return TRUE; } } -void wxHtmlWindow::SetTitle(const wxString& title) +void wxHtmlWindow::OnSetTitle(const wxString& title) { - if (m_RelatedFrame) { + if (m_RelatedFrame) + { wxString tit; tit.Printf(m_TitleFormat, title.c_str()); - m_RelatedFrame -> SetTitle(tit); + m_RelatedFrame->SetTitle(tit); } + m_OpenedPageTitle = title; } @@ -260,39 +400,61 @@ void wxHtmlWindow::CreateLayout() int ClientWidth, ClientHeight; if (!m_Cell) return; - GetClientSize(&ClientWidth, &ClientHeight); - m_Cell -> Layout(ClientWidth); - if (m_Scrollable) - SetScrollbars(HTML_SCROLL_STEP, HTML_SCROLL_STEP, - m_Cell -> GetWidth() / HTML_SCROLL_STEP, - m_Cell -> GetHeight() / HTML_SCROLL_STEP - /*cheat: top-level frag is always container*/ ); + + if (m_Style & wxHW_SCROLLBAR_NEVER) + { + SetScrollbars(wxHTML_SCROLL_STEP, 1, m_Cell->GetWidth() / wxHTML_SCROLL_STEP, 0); // always off + GetClientSize(&ClientWidth, &ClientHeight); + m_Cell->Layout(ClientWidth); + } + + else { + GetClientSize(&ClientWidth, &ClientHeight); + m_Cell->Layout(ClientWidth); + if (ClientHeight < m_Cell->GetHeight() + GetCharHeight()) + { + SetScrollbars( + wxHTML_SCROLL_STEP, wxHTML_SCROLL_STEP, + m_Cell->GetWidth() / wxHTML_SCROLL_STEP, + (m_Cell->GetHeight() + GetCharHeight()) / wxHTML_SCROLL_STEP + /*cheat: top-level frag is always container*/); + } + else /* we fit into window, no need for scrollbars */ + { + SetScrollbars(wxHTML_SCROLL_STEP, 1, m_Cell->GetWidth() / wxHTML_SCROLL_STEP, 0); // disable... + GetClientSize(&ClientWidth, &ClientHeight); + m_Cell->Layout(ClientWidth); // ...and relayout + } + } } - + void wxHtmlWindow::ReadCustomization(wxConfigBase *cfg, wxString path) { wxString oldpath; wxString tmp; + int p_fontsizes[7]; + wxString p_fff, p_ffn; - if (path != wxEmptyString) { - oldpath = cfg -> GetPath(); - cfg -> SetPath(path); + if (path != wxEmptyString) + { + oldpath = cfg->GetPath(); + cfg->SetPath(path); } - m_Borders = cfg -> Read("wxHtmlWindow/Borders", m_Borders); - m_Parser -> m_FontFaceFixed = cfg -> Read("wxHtmlWindow/FontFaceFixed", m_Parser -> m_FontFaceFixed); - m_Parser -> m_FontFaceNormal = cfg -> Read("wxHtmlWindow/FontFaceNormal", m_Parser -> m_FontFaceNormal); - m_Parser -> m_ItalicModeFixed = cfg -> Read("wxHtmlWindow/ItalicModeFixed", m_Parser -> m_ItalicModeFixed); - m_Parser -> m_ItalicModeNormal = cfg -> Read("wxHtmlWindow/ItalicModeNormal", m_Parser -> m_ItalicModeNormal); - for (int i = 0; i < 7; i++) { - tmp.Printf("wxHtmlWindow/FontsSize%i", i); - m_Parser -> m_FontsSizes[i] = cfg -> Read(tmp, m_Parser -> m_FontsSizes[i]); + m_Borders = cfg->Read(wxT("wxHtmlWindow/Borders"), m_Borders); + p_fff = cfg->Read(wxT("wxHtmlWindow/FontFaceFixed"), m_Parser->m_FontFaceFixed); + p_ffn = cfg->Read(wxT("wxHtmlWindow/FontFaceNormal"), m_Parser->m_FontFaceNormal); + for (int i = 0; i < 7; i++) + { + tmp.Printf(wxT("wxHtmlWindow/FontsSize%i"), i); + p_fontsizes[i] = cfg->Read(tmp, m_Parser->m_FontsSizes[i]); } + SetFonts(p_ffn, p_fff, p_fontsizes); if (path != wxEmptyString) - cfg -> SetPath(oldpath); + cfg->SetPath(oldpath); } @@ -302,23 +464,23 @@ void wxHtmlWindow::WriteCustomization(wxConfigBase *cfg, wxString path) wxString oldpath; wxString tmp; - if (path != wxEmptyString) { - oldpath = cfg -> GetPath(); - cfg -> SetPath(path); + if (path != wxEmptyString) + { + oldpath = cfg->GetPath(); + cfg->SetPath(path); } - cfg -> Write("wxHtmlWindow/Borders", (long) m_Borders); - cfg -> Write("wxHtmlWindow/FontFaceFixed", m_Parser -> m_FontFaceFixed); - cfg -> Write("wxHtmlWindow/FontFaceNormal", m_Parser -> m_FontFaceNormal); - cfg -> Write("wxHtmlWindow/ItalicModeFixed", (long) m_Parser -> m_ItalicModeFixed); - cfg -> Write("wxHtmlWindow/ItalicModeNormal", (long) m_Parser -> m_ItalicModeNormal); - for (int i = 0; i < 7; i++) { - tmp.Printf("wxHtmlWindow/FontsSize%i", i); - cfg -> Write(tmp, (long) m_Parser -> m_FontsSizes[i]); + cfg->Write(wxT("wxHtmlWindow/Borders"), (long) m_Borders); + cfg->Write(wxT("wxHtmlWindow/FontFaceFixed"), m_Parser->m_FontFaceFixed); + cfg->Write(wxT("wxHtmlWindow/FontFaceNormal"), m_Parser->m_FontFaceNormal); + for (int i = 0; i < 7; i++) + { + tmp.Printf(wxT("wxHtmlWindow/FontsSize%i"), i); + cfg->Write(tmp, (long) m_Parser->m_FontsSizes[i]); } if (path != wxEmptyString) - cfg -> SetPath(oldpath); + cfg->SetPath(oldpath); } @@ -329,19 +491,32 @@ bool wxHtmlWindow::HistoryBack() if (m_HistoryPos < 1) return FALSE; + // store scroll position into history item: + int x, y; + GetViewStart(&x, &y); + (*m_History)[m_HistoryPos].SetPos(y); + + // go to previous position: m_HistoryPos--; - l = m_History[m_HistoryPos].GetPage(); - a = m_History[m_HistoryPos].GetAnchor(); + l = (*m_History)[m_HistoryPos].GetPage(); + a = (*m_History)[m_HistoryPos].GetAnchor(); m_HistoryOn = FALSE; + m_tmpCanDrawLocks++; if (a == wxEmptyString) LoadPage(l); - else LoadPage(l + "#" + a); + else LoadPage(l + wxT("#") + a); m_HistoryOn = TRUE; - Scroll(0, m_History[m_HistoryPos].GetPos()); + m_tmpCanDrawLocks--; + Scroll(0, (*m_History)[m_HistoryPos].GetPos()); Refresh(); return TRUE; } +bool wxHtmlWindow::HistoryCanBack() +{ + if (m_HistoryPos < 1) return FALSE; + return TRUE ; +} bool wxHtmlWindow::HistoryForward() @@ -349,71 +524,140 @@ bool wxHtmlWindow::HistoryForward() wxString a, l; if (m_HistoryPos == -1) return FALSE; - if (m_HistoryPos >= (int)m_History.GetCount() - 1)return FALSE; + if (m_HistoryPos >= (int)m_History->GetCount() - 1)return FALSE; m_OpenedPage = wxEmptyString; // this will disable adding new entry into history in LoadPage() m_HistoryPos++; - l = m_History[m_HistoryPos].GetPage(); - a = m_History[m_HistoryPos].GetAnchor(); + l = (*m_History)[m_HistoryPos].GetPage(); + a = (*m_History)[m_HistoryPos].GetAnchor(); m_HistoryOn = FALSE; + m_tmpCanDrawLocks++; if (a == wxEmptyString) LoadPage(l); - else LoadPage(l + "#" + a); + else LoadPage(l + wxT("#") + a); m_HistoryOn = TRUE; - Scroll(0, m_History[m_HistoryPos].GetPos()); + m_tmpCanDrawLocks--; + Scroll(0, (*m_History)[m_HistoryPos].GetPos()); Refresh(); return TRUE; } +bool wxHtmlWindow::HistoryCanForward() +{ + if (m_HistoryPos == -1) return FALSE; + if (m_HistoryPos >= (int)m_History->GetCount() - 1)return FALSE; + return TRUE ; +} void wxHtmlWindow::HistoryClear() { - m_History.Empty(); + m_History->Empty(); m_HistoryPos = -1; } +void wxHtmlWindow::AddProcessor(wxHtmlProcessor *processor) +{ + if (!m_Processors) + { + m_Processors = new wxHtmlProcessorList; + m_Processors->DeleteContents(TRUE); + } + wxHtmlProcessorList::Node *node; + + for (node = m_Processors->GetFirst(); node; node = node->GetNext()) + { + if (processor->GetPriority() > node->GetData()->GetPriority()) + { + m_Processors->Insert(node, processor); + return; + } + } + m_Processors->Append(processor); +} + +/*static */ void wxHtmlWindow::AddGlobalProcessor(wxHtmlProcessor *processor) +{ + if (!m_GlobalProcessors) + { + m_GlobalProcessors = new wxHtmlProcessorList; + m_GlobalProcessors->DeleteContents(TRUE); + } + wxHtmlProcessorList::Node *node; + + for (node = m_GlobalProcessors->GetFirst(); node; node = node->GetNext()) + { + if (processor->GetPriority() > node->GetData()->GetPriority()) + { + m_GlobalProcessors->Insert(node, processor); + return; + } + } + m_GlobalProcessors->Append(processor); +} + wxList wxHtmlWindow::m_Filters; -wxHtmlFilterPlainText wxHtmlWindow::m_DefaultFilter; +wxHtmlFilter *wxHtmlWindow::m_DefaultFilter = NULL; +wxCursor *wxHtmlWindow::s_cur_hand = NULL; +wxCursor *wxHtmlWindow::s_cur_arrow = NULL; +wxHtmlProcessorList *wxHtmlWindow::m_GlobalProcessors = NULL; -void wxHtmlWindow::AddFilter(wxHtmlFilter *filter) +void wxHtmlWindow::CleanUpStatics() { + wxDELETE(m_DefaultFilter); m_Filters.DeleteContents(TRUE); + m_Filters.Clear(); + wxDELETE(m_GlobalProcessors); + wxDELETE(s_cur_hand); + wxDELETE(s_cur_arrow); +} + + + +void wxHtmlWindow::AddFilter(wxHtmlFilter *filter) +{ m_Filters.Append(filter); } -void wxHtmlWindow::OnLinkClicked(const wxString& link) +void wxHtmlWindow::OnLinkClicked(const wxHtmlLinkInfo& link) { - LoadPage(link); + LoadPage(link.GetHref()); } +void wxHtmlWindow::OnCellClicked(wxHtmlCell *cell, + wxCoord x, wxCoord y, + const wxMouseEvent& event) +{ + wxCHECK_RET( cell, _T("can't be called with NULL cell") ); + cell->OnMouseClick(this, x, y, event); +} + +void wxHtmlWindow::OnCellMouseHover(wxHtmlCell * WXUNUSED(cell), + wxCoord WXUNUSED(x), wxCoord WXUNUSED(y)) +{ + // do nothing here +} void wxHtmlWindow::OnDraw(wxDC& dc) { + if (m_tmpCanDrawLocks > 0 || m_Cell == NULL) return; + int x, y; - wxRegionIterator upd(GetUpdateRegion()); // get the update rect list - int v_y, v_h; + wxRect rect = GetUpdateRegion().GetBox(); - if (!m_tmpCanDraw) return; dc.SetMapMode(wxMM_TEXT); -#if defined(_MSC_VER) && (_MSC_VER == 1200) - ::SetMapMode((HDC)dc.GetHDC(), MM_TEXT); -#endif dc.SetBackgroundMode(wxTRANSPARENT); - ViewStart(&x, &y); + GetViewStart(&x, &y); - while (upd) { - v_y = upd.GetY(); - v_h = upd.GetH(); - if (m_Cell) m_Cell -> Draw(dc, 0, 0, y * HTML_SCROLL_STEP + v_y, y * HTML_SCROLL_STEP + v_h + v_y); - upd++; - } + m_Cell->Draw(dc, 0, 0, + y * wxHTML_SCROLL_STEP + rect.GetTop(), + y * wxHTML_SCROLL_STEP + rect.GetBottom()); } @@ -423,120 +667,132 @@ void wxHtmlWindow::OnSize(wxSizeEvent& event) { wxScrolledWindow::OnSize(event); CreateLayout(); + Refresh(); } - -void wxHtmlWindow::OnKeyDown(wxKeyEvent& event) -{ - int dummy; - int sty, szy, cliy; - - ViewStart(&dummy, &sty); - GetClientSize(&dummy, &cliy); cliy /= HTML_SCROLL_STEP; - GetVirtualSize(&dummy, &szy); szy /= HTML_SCROLL_STEP; - - switch (event.KeyCode()) { - case WXK_PAGEUP : - case WXK_PRIOR : - Scroll(-1, sty - cliy); - break; - case WXK_PAGEDOWN : - case WXK_NEXT : - Scroll(-1, sty + cliy); - break; - case WXK_HOME : - Scroll(-1, 0); - break; - case WXK_END : - Scroll(-1, szy - cliy); - break; - case WXK_UP : - Scroll(-1, sty - 1); - break; - case WXK_DOWN : - Scroll(-1, sty + 1); - break; - } -} - - - void wxHtmlWindow::OnMouseEvent(wxMouseEvent& event) { m_tmpMouseMoved = TRUE; - if (event.ButtonDown()) { - int sx, sy; - wxPoint pos; - wxString lnk; - - ViewStart(&sx, &sy); sx *= HTML_SCROLL_STEP; sy *= HTML_SCROLL_STEP; - pos = event.GetPosition(); - - if (m_Cell) - m_Cell -> OnMouseClick(this, sx + pos.x, sy + pos.y, event.ButtonDown(1), event.ButtonDown(2), event.ButtonDown(3)); + if (event.ButtonDown()) + { + SetFocus(); + if ( m_Cell ) + { + int sx, sy; + GetViewStart(&sx, &sy); + sx *= wxHTML_SCROLL_STEP; + sy *= wxHTML_SCROLL_STEP; + + wxPoint pos = event.GetPosition(); + pos.x += sx; + pos.y += sy; + + wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y); + + // VZ: is it possible that we don't find anything at all? + // VS: yes. FindCellByPos returns terminal cell and + // containers may have empty borders + if ( cell ) + OnCellClicked(cell, pos.x, pos.y, event); + } } } -void wxHtmlWindow::OnIdle(wxIdleEvent& event) +void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event)) { - static wxCursor cur_hand(wxCURSOR_HAND), cur_arrow(wxCURSOR_ARROW); + if (s_cur_hand == NULL) + { + s_cur_hand = new wxCursor(wxCURSOR_HAND); + s_cur_arrow = new wxCursor(wxCURSOR_ARROW); + } - if (m_tmpMouseMoved && (m_Cell != NULL)) { + if (m_tmpMouseMoved && (m_Cell != NULL)) + { int sx, sy; - int x, y; - wxString lnk; + GetViewStart(&sx, &sy); + sx *= wxHTML_SCROLL_STEP; + sy *= wxHTML_SCROLL_STEP; - ViewStart(&sx, &sy); sx *= HTML_SCROLL_STEP; sy *= HTML_SCROLL_STEP; + int x, y; wxGetMousePosition(&x, &y); ScreenToClient(&x, &y); - lnk = m_Cell -> GetLink(sx + x, sy + y); + x += sx; + y += sy; + + wxHtmlCell *cell = m_Cell->FindCellByPos(x, y); + if ( cell != m_tmpLastCell ) + { + wxHtmlLinkInfo *lnk = cell ? cell->GetLink(x, y) : NULL; + + if (lnk != m_tmpLastLink) + { + if (lnk == NULL) + { + SetCursor(*s_cur_arrow); + if (m_RelatedStatusBar != -1) + m_RelatedFrame->SetStatusText(wxEmptyString, m_RelatedStatusBar); + } + else + { + SetCursor(*s_cur_hand); + if (m_RelatedStatusBar != -1) + m_RelatedFrame->SetStatusText(lnk->GetHref(), m_RelatedStatusBar); + } + m_tmpLastLink = lnk; + } - if (lnk == wxEmptyString) { - SetCursor(cur_arrow); - if (m_RelatedStatusBar != -1) m_RelatedFrame -> SetStatusText(wxEmptyString, m_RelatedStatusBar); + m_tmpLastCell = cell; } - else { - SetCursor(cur_hand); - if (m_RelatedStatusBar != -1) m_RelatedFrame -> SetStatusText(lnk, m_RelatedStatusBar); + else // mouse moved but stayed in the same cell + { + if ( cell ) + OnCellMouseHover(cell, x, y); } + m_tmpMouseMoved = FALSE; } } - +IMPLEMENT_ABSTRACT_CLASS(wxHtmlProcessor,wxObject) IMPLEMENT_DYNAMIC_CLASS(wxHtmlWindow,wxScrolledWindow) BEGIN_EVENT_TABLE(wxHtmlWindow, wxScrolledWindow) EVT_SIZE(wxHtmlWindow::OnSize) EVT_LEFT_DOWN(wxHtmlWindow::OnMouseEvent) + EVT_RIGHT_DOWN(wxHtmlWindow::OnMouseEvent) EVT_MOTION(wxHtmlWindow::OnMouseEvent) EVT_IDLE(wxHtmlWindow::OnIdle) - EVT_KEY_DOWN(wxHtmlWindow::OnKeyDown) END_EVENT_TABLE() +// A module to allow initialization/cleanup +// without calling these functions from app.cpp or from +// the user's application. +class wxHtmlWinModule: public wxModule +{ +DECLARE_DYNAMIC_CLASS(wxHtmlWinModule) +public: + wxHtmlWinModule() : wxModule() {} + bool OnInit() { return TRUE; } + void OnExit() { wxHtmlWindow::CleanUpStatics(); } +}; +IMPLEMENT_DYNAMIC_CLASS(wxHtmlWinModule, wxModule) -///// default mod handlers are forced there: - -FORCE_LINK(mod_layout) -FORCE_LINK(mod_fonts) -FORCE_LINK(mod_image) -FORCE_LINK(mod_list) -FORCE_LINK(mod_pre) -FORCE_LINK(mod_hline) -FORCE_LINK(mod_links) -FORCE_LINK(mod_tables) +// This hack forces the linker to always link in m_* files +// (wxHTML doesn't work without handlers from these files) +#include "wx/html/forcelnk.h" +FORCE_WXHTML_MODULES() -#endif \ No newline at end of file +#endif