X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6aef9caf82c3afbf4f42f16fd470b80c2b95e0db..c1e820a40eed983ceb9e17a3d387dea707e31525:/src/html/htmlwin.cpp diff --git a/src/html/htmlwin.cpp b/src/html/htmlwin.cpp index af8f4639f9..393b47565d 100644 --- a/src/html/htmlwin.cpp +++ b/src/html/htmlwin.cpp @@ -15,7 +15,7 @@ #include "wx/wxprec.h" #include "wx/defs.h" -#if wxUSE_HTML +#if wxUSE_HTML && wxUSE_STREAMS #ifdef __BORDLANDC__ #pragma hdrstop @@ -27,7 +27,7 @@ #include "wx/html/htmlwin.h" #include "wx/html/forcelnk.h" - +#include "wx/log.h" //----------------------------------------------------------------------------- @@ -41,7 +41,7 @@ WX_DEFINE_OBJARRAY(HtmlHistoryArray) wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, - long style, const wxString& name) : wxScrolledWindow(parent, id, pos, size, wxVSCROLL | wxHSCROLL, name) + long style, const wxString& name) : wxScrolledWindow(parent, id, pos, size, style | wxVSCROLL | wxHSCROLL, name) { m_tmpMouseMoved = FALSE; m_tmpLastLink = NULL; @@ -53,12 +53,12 @@ wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos, m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString; m_Cell = NULL; m_Parser = new wxHtmlWinParser(this); - m_Parser -> SetFS(m_FS); + m_Parser->SetFS(m_FS); SetBorders(10); m_HistoryPos = -1; m_HistoryOn = TRUE; m_Style = style; - SetPage(""); + SetPage(wxT("")); } @@ -94,7 +94,7 @@ void wxHtmlWindow::SetFonts(wxString normal_face, wxString fixed_face, const int { wxString op = m_OpenedPage; - m_Parser -> SetFonts(normal_face, fixed_face, sizes); + m_Parser->SetFonts(normal_face, fixed_face, sizes); SetPage(wxT("")); // fonts changed => contents invalid if (!op.IsEmpty()) LoadPage(op); } @@ -105,18 +105,19 @@ bool wxHtmlWindow::SetPage(const wxString& source) { wxClientDC *dc = new wxClientDC(this); - dc -> SetMapMode(wxMM_TEXT); + dc->SetMapMode(wxMM_TEXT); SetBackgroundColour(wxColour(0xFF, 0xFF, 0xFF)); m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString; - m_Parser -> SetDC(dc); - if (m_Cell) { + m_Parser->SetDC(dc); + if (m_Cell) + { delete m_Cell; m_Cell = NULL; } - m_Cell = (wxHtmlContainerCell*) m_Parser -> Parse(source); + m_Cell = (wxHtmlContainerCell*) m_Parser->Parse(source); delete dc; - m_Cell -> SetIndent(m_Borders, wxHTML_INDENT_ALL, wxHTML_UNITS_PIXELS); - m_Cell -> SetAlignHor(wxHTML_ALIGN_CENTER); + m_Cell->SetIndent(m_Borders, wxHTML_INDENT_ALL, wxHTML_UNITS_PIXELS); + m_Cell->SetAlignHor(wxHTML_ALIGN_CENTER); CreateLayout(); if (m_tmpCanDrawLocks == 0) Refresh(); return TRUE; @@ -127,83 +128,111 @@ bool wxHtmlWindow::LoadPage(const wxString& location) { wxFSFile *f; bool rt_val; - + bool needs_refresh = FALSE; + SetCursor(*wxHOURGLASS_CURSOR); - wxYield(); + wxYield(); Refresh(FALSE); m_tmpCanDrawLocks++; - if (m_HistoryOn && (m_HistoryPos != -1)) { // store scroll position into history item + if (m_HistoryOn && (m_HistoryPos != -1)) // store scroll position into history item + { int x, y; ViewStart(&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_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) { + f = m_FS->OpenFile(location); + + if (f == NULL) + { wxString err; - err.Printf(_("Unable to open requested location :\n\n%s"), WXSTRINGCAST location); + wxLogError(_("Unable to open requested HTML document: %s"), location.c_str()); m_tmpCanDrawLocks--; - Refresh(); - wxMessageBox(err, "Error"); SetCursor(*wxSTANDARD_CURSOR); 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 (src == wxEmptyString) + { if (m_DefaultFilter == NULL) m_DefaultFilter = GetDefaultFilter(); - src = m_DefaultFilter -> ReadFile(*f); + 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_tmpCanDrawLocks--; - ScrollToAnchor(f -> GetAnchor()); -// m_tmpCanDrawLocks++; + m_OpenedPage = f->GetLocation(); + if (f->GetAnchor() != wxEmptyString) + { + wxYield(); + 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: + if (m_HistoryOn) // add this page to history there: + { int c = m_History.GetCount() - (m_HistoryPos + 1); m_HistoryPos++; @@ -212,11 +241,19 @@ bool wxHtmlWindow::LoadPage(const wxString& location) m_History.Add(new HtmlHistoryItem(m_OpenedPage, m_OpenedAnchor)); } + if (m_OpenedPageTitle == wxEmptyString) + OnSetTitle(wxFileNameFromPath(m_OpenedPage)); SetCursor(*wxSTANDARD_CURSOR); - wxYield(); - m_tmpCanDrawLocks--; - Refresh(); + if (needs_refresh) + { + wxYield(); + m_tmpCanDrawLocks--; + Refresh(); + } + else + m_tmpCanDrawLocks--; + return rt_val; } @@ -224,12 +261,17 @@ bool wxHtmlWindow::LoadPage(const wxString& location) bool wxHtmlWindow::ScrollToAnchor(const wxString& anchor) { - const wxHtmlCell *c = m_Cell -> Find(wxHTML_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(); + for (y = 0; c != NULL; c = c->GetParent()) y += c->GetPosY(); Scroll(-1, y / wxHTML_SCROLL_STEP); m_OpenedAnchor = anchor; return TRUE; @@ -239,10 +281,11 @@ bool wxHtmlWindow::ScrollToAnchor(const wxString& anchor) 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; } @@ -257,31 +300,29 @@ void wxHtmlWindow::CreateLayout() if (!m_Cell) return; - if (m_Style == wxHW_SCROLLBAR_NEVER) { - SetScrollbars(wxHTML_SCROLL_STEP, 1, m_Cell -> GetWidth() / wxHTML_SCROLL_STEP, 0); // always off + 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); + m_Cell->Layout(ClientWidth); } else { GetClientSize(&ClientWidth, &ClientHeight); -#ifndef __WXMSW__ - // VS : this looks extremely ugly under windoze, better fix needed! - SetScrollbars(wxHTML_SCROLL_STEP, 1, m_Cell -> GetWidth() / wxHTML_SCROLL_STEP, ClientHeight * 2); // always on -#endif - GetClientSize(&ClientWidth, &ClientHeight); - m_Cell -> Layout(ClientWidth); - if (ClientHeight < m_Cell -> GetHeight() + GetCharHeight()) { + 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 + 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... + 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 + m_Cell->Layout(ClientWidth); // ...and relayout } } } @@ -295,22 +336,24 @@ void wxHtmlWindow::ReadCustomization(wxConfigBase *cfg, wxString path) 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); - p_fff = cfg -> Read("wxHtmlWindow/FontFaceFixed", m_Parser -> m_FontFaceFixed); - p_ffn = cfg -> Read("wxHtmlWindow/FontFaceNormal", m_Parser -> m_FontFaceNormal); - for (int i = 0; i < 7; i++) { + m_Borders = cfg->Read("wxHtmlWindow/Borders", m_Borders); + p_fff = cfg->Read("wxHtmlWindow/FontFaceFixed", m_Parser->m_FontFaceFixed); + p_ffn = cfg->Read("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]); + 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); } @@ -320,21 +363,23 @@ 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); - for (int i = 0; i < 7; i++) { + cfg->Write("wxHtmlWindow/Borders", (long) m_Borders); + cfg->Write("wxHtmlWindow/FontFaceFixed", m_Parser->m_FontFaceFixed); + cfg->Write("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]); + cfg->Write(tmp, (long) m_Parser->m_FontsSizes[i]); } if (path != wxEmptyString) - cfg -> SetPath(oldpath); + cfg->SetPath(oldpath); } @@ -345,6 +390,12 @@ bool wxHtmlWindow::HistoryBack() if (m_HistoryPos < 1) return FALSE; + // store scroll position into history item: + int x, y; + ViewStart(&x, &y); + m_History[m_HistoryPos].SetPos(y); + + // go to previous position: m_HistoryPos--; l = m_History[m_HistoryPos].GetPage(); @@ -352,7 +403,7 @@ bool wxHtmlWindow::HistoryBack() m_HistoryOn = FALSE; m_tmpCanDrawLocks++; if (a == wxEmptyString) LoadPage(l); - else LoadPage(l + "#" + a); + else LoadPage(l + wxT("#") + a); m_HistoryOn = TRUE; wxYield(); m_tmpCanDrawLocks--; @@ -361,6 +412,11 @@ bool wxHtmlWindow::HistoryBack() return TRUE; } +bool wxHtmlWindow::HistoryCanBack() +{ + if (m_HistoryPos < 1) return FALSE; + return TRUE ; +} bool wxHtmlWindow::HistoryForward() @@ -378,7 +434,7 @@ bool wxHtmlWindow::HistoryForward() m_HistoryOn = FALSE; m_tmpCanDrawLocks++; if (a == wxEmptyString) LoadPage(l); - else LoadPage(l + "#" + a); + else LoadPage(l + wxT("#") + a); m_HistoryOn = TRUE; wxYield(); m_tmpCanDrawLocks--; @@ -387,6 +443,12 @@ bool wxHtmlWindow::HistoryForward() 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() @@ -399,6 +461,8 @@ void wxHtmlWindow::HistoryClear() wxList wxHtmlWindow::m_Filters; wxHtmlFilter *wxHtmlWindow::m_DefaultFilter = NULL; +wxCursor *wxHtmlWindow::s_cur_hand = NULL; +wxCursor *wxHtmlWindow::s_cur_arrow = NULL; void wxHtmlWindow::CleanUpStatics() { @@ -406,7 +470,8 @@ void wxHtmlWindow::CleanUpStatics() m_DefaultFilter = NULL; m_Filters.DeleteContents(TRUE); m_Filters.Clear(); - + if (s_cur_hand) delete s_cur_hand; + if (s_cur_arrow) delete s_cur_arrow; } @@ -433,17 +498,23 @@ void wxHtmlWindow::OnDraw(wxDC& dc) int v_y, v_h; if (m_tmpCanDrawLocks > 0) return; + dc.SetMapMode(wxMM_TEXT); +#if 0 +/* VS - I don't think this is neccessary any longer + MSC_VER 1200 means MSVC 6.0 and it works fine */ #if defined(_MSC_VER) && (_MSC_VER == 1200) ::SetMapMode((HDC)dc.GetHDC(), MM_TEXT); +#endif #endif dc.SetBackgroundMode(wxTRANSPARENT); ViewStart(&x, &y); - while (upd) { + while (upd) + { v_y = upd.GetY(); v_h = upd.GetH(); - if (m_Cell) m_Cell -> Draw(dc, 0, 0, y * wxHTML_SCROLL_STEP + v_y, y * wxHTML_SCROLL_STEP + v_h + v_y); + if (m_Cell) m_Cell->Draw(dc, 0, 0, y * wxHTML_SCROLL_STEP + v_y, y * wxHTML_SCROLL_STEP + v_h + v_y); upd++; } } @@ -455,50 +526,16 @@ 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 /= wxHTML_SCROLL_STEP; - GetVirtualSize(&dummy, &szy); szy /= wxHTML_SCROLL_STEP; - - switch (event.KeyCode()) { - case WXK_PAGEUP : - case WXK_PRIOR : - Scroll(-1, sty - (2 * cliy / 3)); - break; - case WXK_PAGEDOWN : - case WXK_NEXT : - Scroll(-1, sty + (2 * cliy / 3)); - 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()) { + if (event.ButtonDown()) + { int sx, sy; wxPoint pos; wxString lnk; @@ -507,7 +544,7 @@ void wxHtmlWindow::OnMouseEvent(wxMouseEvent& event) pos = event.GetPosition(); if (m_Cell) - m_Cell -> OnMouseClick(this, sx + pos.x, sy + pos.y, event); + m_Cell->OnMouseClick(this, sx + pos.x, sy + pos.y, event); } } @@ -515,9 +552,14 @@ void wxHtmlWindow::OnMouseEvent(wxMouseEvent& event) void wxHtmlWindow::OnIdle(wxIdleEvent& 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; wxHtmlLinkInfo *lnk; @@ -525,17 +567,20 @@ void wxHtmlWindow::OnIdle(wxIdleEvent& event) ViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP; wxGetMousePosition(&x, &y); ScreenToClient(&x, &y); - lnk = m_Cell -> GetLink(sx + x, sy + y); - - if (lnk != m_tmpLastLink) { - if (lnk == NULL) { - SetCursor(cur_arrow); - if (m_RelatedStatusBar != -1) m_RelatedFrame -> SetStatusText(wxEmptyString, m_RelatedStatusBar); + lnk = m_Cell->GetLink(sx + x, sy + y); + + if (lnk != m_tmpLastLink) + { + if (lnk == NULL) + { + SetCursor(*s_cur_arrow); + if (m_RelatedStatusBar != -1) m_RelatedFrame->SetStatusText(wxEmptyString, m_RelatedStatusBar); } - else { - SetCursor(cur_hand); + else + { + SetCursor(*s_cur_hand); if (m_RelatedStatusBar != -1) - m_RelatedFrame -> SetStatusText(lnk -> GetHref(), m_RelatedStatusBar); + m_RelatedFrame->SetStatusText(lnk->GetHref(), m_RelatedStatusBar); } m_tmpLastLink = lnk; } @@ -553,7 +598,6 @@ BEGIN_EVENT_TABLE(wxHtmlWindow, wxScrolledWindow) EVT_LEFT_DOWN(wxHtmlWindow::OnMouseEvent) EVT_MOTION(wxHtmlWindow::OnMouseEvent) EVT_IDLE(wxHtmlWindow::OnIdle) - EVT_KEY_DOWN(wxHtmlWindow::OnKeyDown) END_EVENT_TABLE()