// 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 <wx/wxprec.h>
+#include "wx/wxprec.h"
#include "wx/defs.h"
-#if wxUSE_HTML
+#if wxUSE_HTML && wxUSE_STREAMS
#ifdef __BORDLANDC__
#pragma hdrstop
#endif
#ifndef WXPRECOMP
-#include <wx/wx.h>
+ #include "wx/log.h"
+ #include "wx/intl.h"
+ #include "wx/dcclient.h"
+ #include "wx/frame.h"
#endif
-#include <wx/html/htmlwin.h>
+#include "wx/html/htmlwin.h"
+#include "wx/html/htmlproc.h"
+#include "wx/list.h"
-#include <wx/html/forcelink.h>
+#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 : public wxObject
{
- 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/arrimpl.cpp>
-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)
+wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
+ long style, const wxString& name) : wxScrolledWindow(parent, id, pos, size, style | wxVSCROLL | wxHSCROLL, name)
{
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);
+ m_Parser->SetFS(m_FS);
SetBorders(10);
m_HistoryPos = -1;
m_HistoryOn = TRUE;
- m_Scrollable = scrollable;
- SetPage("<html><body></body></html>");
+ m_History = new wxHtmlHistoryArray;
+ m_Processors = NULL;
+ m_Style = style;
+ SetPage(wxT("<html><body></body></html>"));
}
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;
}
{
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("<html><body></body></html>"));
+ 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)
{
wxFSFile *f;
bool rt_val;
- wxLocalBusyCursor b(this);
+ bool needs_refresh = FALSE;
+
+ SetCursor(*wxHOURGLASS_CURSOR);
+ wxYield(); 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_FS->OpenFile(location);
- err.Printf(_("The browser is unable to open requested location :\n\n%s"), WXSTRINGCAST location);
- wxMessageBox(err, "Error");
- m_tmpCanDraw = TRUE;
+ if (f == NULL)
+ {
+ wxLogError(_("Unable to open requested HTML document: %s"), location.c_str());
+ m_tmpCanDrawLocks--;
+
+ 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 (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)
+ {
+ 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:
+ {
+ 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_HistoryOn) { // add this page to history there:
- int c = m_History.GetCount() - (m_HistoryPos + 1);
+ if (m_OpenedPageTitle == wxEmptyString)
+ OnSetTitle(wxFileNameFromPath(m_OpenedPage));
+ SetCursor(*wxSTANDARD_CURSOR);
- 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)
+ {
+ wxYield();
+ m_tmpCanDrawLocks--;
+ Refresh();
}
+ else
+ m_tmpCanDrawLocks--;
- m_tmpCanDraw = TRUE;
- Refresh();
return rt_val;
}
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;
}
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);
}
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);
}
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());
+ wxYield();
+ 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()
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());
+ wxYield();
+ 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()
{
+ delete m_DefaultFilter;
+ m_DefaultFilter = NULL;
m_Filters.DeleteContents(TRUE);
+ m_Filters.Clear();
+ delete m_GlobalProcessors;
+ m_GlobalProcessors = NULL;
+ delete s_cur_hand;
+ delete 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());
}
{
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())
+ {
+ 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
projects / wxWidgets.git / blobdiff