#ifdef __GNUG__
-#pragma implementation
+#pragma implementation "htmlwin.h"
+#pragma implementation "htmlproc.h"
#endif
#include "wx/wxprec.h"
#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/forcelnk.h"
-#include "wx/log.h"
+#include "wx/html/htmlproc.h"
+#include "wx/list.h"
+#include "wx/arrimpl.cpp"
+#include "wx/listimpl.cpp"
//-----------------------------------------------------------------------------
-// wxHtmlWindow
+// wxHtmlHistoryItem
//-----------------------------------------------------------------------------
+// item of history list
+class WXDLLEXPORT wxHtmlHistoryItem : public wxObject
+{
+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;
+};
+
+//-----------------------------------------------------------------------------
+// our private arrays:
+//-----------------------------------------------------------------------------
-#include "wx/arrimpl.cpp"
-WX_DEFINE_OBJARRAY(HtmlHistoryArray)
+WX_DECLARE_OBJARRAY(wxHtmlHistoryItem, wxHtmlHistoryArray);
+WX_DEFINE_OBJARRAY(wxHtmlHistoryArray);
+WX_DECLARE_LIST(wxHtmlProcessor, wxHtmlProcessorList);
+WX_DEFINE_LIST(wxHtmlProcessorList);
-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)
+//-----------------------------------------------------------------------------
+// wxHtmlWindow
+//-----------------------------------------------------------------------------
+
+
+void wxHtmlWindow::Init()
{
m_tmpMouseMoved = FALSE;
m_tmpLastLink = NULL;
+ m_tmpLastCell = NULL;
m_tmpCanDrawLocks = 0;
m_FS = new wxFileSystem();
m_RelatedStatusBar = -1;
m_RelatedFrame = NULL;
- m_TitleFormat = "%s";
+ 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_HistoryPos = -1;
m_HistoryOn = TRUE;
+ 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("<html><body></body></html>"));
+ return TRUE;
}
-
wxHtmlWindow::~wxHtmlWindow()
{
HistoryClear();
delete m_Parser;
delete m_FS;
+ delete m_History;
+ delete m_Processors;
}
wxString op = m_OpenedPage;
m_Parser->SetFonts(normal_face, fixed_face, sizes);
- SetPage(wxT("<html><body></body></html>")); // fonts changed => contents invalid
+ // 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();
+ }
+ }
+ }
+ // ...and run the parser on it:
+ wxClientDC *dc = new wxClientDC(this);
dc->SetMapMode(wxMM_TEXT);
SetBackgroundColour(wxColour(0xFF, 0xFF, 0xFF));
m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString;
delete m_Cell;
m_Cell = NULL;
}
- m_Cell = (wxHtmlContainerCell*) m_Parser->Parse(source);
+ m_Cell = (wxHtmlContainerCell*) m_Parser->Parse(newsrc);
delete dc;
m_Cell->SetIndent(m_Borders, wxHTML_INDENT_ALL, wxHTML_UNITS_PIXELS);
m_Cell->SetAlignHor(wxHTML_ALIGN_CENTER);
CreateLayout();
- if (m_tmpCanDrawLocks == 0) 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;
bool needs_refresh = FALSE;
- SetCursor(*wxHOURGLASS_CURSOR);
- 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);
+ GetViewStart(&x, &y);
+ (*m_History)[m_HistoryPos].SetPos(y);
}
- if (location[0] == wxT('#')) // local anchor
+ if (location[0] == wxT('#'))
{
+ // local anchor:
wxString anch = location.Mid(1) /*1 to end*/;
m_tmpCanDrawLocks--;
rt_val = ScrollToAnchor(anch);
}
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);
needs_refresh = TRUE;
// load&display it:
if (m_RelatedStatusBar != -1)
- {
+ {
m_RelatedFrame->SetStatusText(_("Connecting..."), m_RelatedStatusBar);
Refresh(FALSE);
}
+
+ if ( !m_Parser->CanOpenURL(location) )
+ {
+ wxLogError(_("Access denied to document '%s'!"), location.c_str());
+ return FALSE;
+ }
f = m_FS->OpenFile(location);
if (f == NULL)
- {
- wxString err;
-
+ {
wxLogError(_("Unable to open requested HTML document: %s"), location.c_str());
m_tmpCanDrawLocks--;
-
- SetCursor(*wxSTANDARD_CURSOR);
return FALSE;
}
else
- {
+ {
wxNode *node;
wxString src = wxEmptyString;
if (m_RelatedStatusBar != -1)
- {
+ {
wxString msg = _("Loading : ") + location;
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);
break;
}
node = node->GetNext();
}
if (src == wxEmptyString)
- {
+ {
if (m_DefaultFilter == NULL) m_DefaultFilter = GetDefaultFilter();
src = m_DefaultFilter->ReadFile(*f);
}
rt_val = SetPage(src);
m_OpenedPage = f->GetLocation();
if (f->GetAnchor() != wxEmptyString)
- {
- wxYield();
+ {
ScrollToAnchor(f->GetAnchor());
}
if (m_HistoryOn) // add this page to history there:
{
- int c = m_History.GetCount() - (m_HistoryPos + 1);
-
- m_HistoryPos++;
- for (int i = 0; i < c; i++)
- m_History.Remove(m_HistoryPos);
- m_History.Add(new HtmlHistoryItem(m_OpenedPage, m_OpenedAnchor));
+ 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));
- SetCursor(*wxSTANDARD_CURSOR);
if (needs_refresh)
{
- wxYield();
m_tmpCanDrawLocks--;
Refresh();
}
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,
/*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
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);
+ 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);
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(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);
// 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);
// 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 + wxT("#") + a);
m_HistoryOn = TRUE;
- wxYield();
m_tmpCanDrawLocks--;
- Scroll(0, m_History[m_HistoryPos].GetPos());
+ Scroll(0, (*m_History)[m_HistoryPos].GetPos());
Refresh();
return TRUE;
}
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 + wxT("#") + a);
m_HistoryOn = TRUE;
- wxYield();
m_tmpCanDrawLocks--;
- Scroll(0, m_History[m_HistoryPos].GetPos());
+ 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;
+ 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;
wxHtmlFilter *wxHtmlWindow::m_DefaultFilter = NULL;
wxCursor *wxHtmlWindow::s_cur_hand = NULL;
wxCursor *wxHtmlWindow::s_cur_arrow = NULL;
+wxHtmlProcessorList *wxHtmlWindow::m_GlobalProcessors = NULL;
void wxHtmlWindow::CleanUpStatics()
{
- if (m_DefaultFilter) delete m_DefaultFilter;
+ delete m_DefaultFilter;
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;
+ delete m_GlobalProcessors;
+ m_GlobalProcessors = NULL;
+ delete s_cur_hand;
+ delete s_cur_arrow;
}
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)
{
- int x, y;
- wxRegionIterator upd(GetUpdateRegion()); // get the update rect list
- int v_y, v_h;
+ if (m_tmpCanDrawLocks > 0 || m_Cell == NULL) return;
- if (m_tmpCanDrawLocks > 0) return;
+ int x, y;
+ wxRect rect = GetUpdateRegion().GetBox();
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);
+ GetViewStart(&x, &y);
- 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);
- upd++;
- }
+ m_Cell->Draw(dc, 0, 0,
+ y * wxHTML_SCROLL_STEP + rect.GetTop(),
+ y * wxHTML_SCROLL_STEP + rect.GetBottom());
}
if (event.ButtonDown())
{
- int sx, sy;
- wxPoint pos;
- wxString lnk;
-
- ViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP;
- pos = event.GetPosition();
-
- if (m_Cell)
- m_Cell->OnMouseClick(this, sx + pos.x, sy + pos.y, event);
+ 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);
+ }
}
}
if (m_tmpMouseMoved && (m_Cell != NULL))
{
int sx, sy;
- int x, y;
- wxHtmlLinkInfo *lnk;
+ GetViewStart(&sx, &sy);
+ sx *= wxHTML_SCROLL_STEP;
+ sy *= wxHTML_SCROLL_STEP;
- ViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP;
+ int x, y;
wxGetMousePosition(&x, &y);
ScreenToClient(&x, &y);
- 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(*s_cur_hand);
- if (m_RelatedStatusBar != -1)
- m_RelatedFrame->SetStatusText(lnk->GetHref(), m_RelatedStatusBar);
+ 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;
}
- m_tmpLastLink = lnk;
+
+ m_tmpLastCell = cell;
}
+ 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)
END_EVENT_TABLE()
IMPLEMENT_DYNAMIC_CLASS(wxHtmlWinModule, wxModule)
-
-
-///// default mod handlers are forced there:
-
-FORCE_LINK(m_layout)
-FORCE_LINK(m_fonts)
-FORCE_LINK(m_image)
-FORCE_LINK(m_list)
-FORCE_LINK(m_dflist)
-FORCE_LINK(m_pre)
-FORCE_LINK(m_hline)
-FORCE_LINK(m_links)
-FORCE_LINK(m_tables)
-FORCE_LINK(m_meta)
-
+// 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
projects / wxWidgets.git / blobdiff