// Name: src/html/htmlwin.cpp
// Purpose: wxHtmlWindow class for parsing & displaying HTML (implementation)
// Author: Vaclav Slavik
-// RCS-ID: $Id$
// Copyright: (c) 1999 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
IMPLEMENT_DYNAMIC_CLASS(wxHtmlLinkEvent, wxCommandEvent)
IMPLEMENT_DYNAMIC_CLASS(wxHtmlCellEvent, wxCommandEvent)
-wxDEFINE_EVENT( wxEVT_COMMAND_HTML_CELL_CLICKED, wxHtmlCellEvent );
-wxDEFINE_EVENT( wxEVT_COMMAND_HTML_CELL_HOVER, wxHtmlCellEvent );
-wxDEFINE_EVENT( wxEVT_COMMAND_HTML_LINK_CLICKED, wxHtmlLinkEvent );
+wxDEFINE_EVENT( wxEVT_HTML_CELL_CLICKED, wxHtmlCellEvent );
+wxDEFINE_EVENT( wxEVT_HTML_CELL_HOVER, wxHtmlCellEvent );
+wxDEFINE_EVENT( wxEVT_HTML_LINK_CLICKED, wxHtmlLinkEvent );
#if wxUSE_CLIPBOARD
wxCursor cur;
if (cell)
- cur = cell->GetMouseCursor(m_interface);
+ cur = cell->GetMouseCursorAt(m_interface, pos);
else
cur = m_interface->GetHTMLCursor(
wxHtmlWindowInterface::HTMLCursor_Default);
{
if ( cell )
{
+ // A single cell can have different cursors for different positions,
+ // so update cursor for this case as well.
+ wxCursor cur = cell->GetMouseCursorAt(m_interface, pos);
+ m_interface->GetHTMLWindow()->SetCursor(cur);
+
OnCellMouseHover(cell, pos.x, pos.y);
}
}
wxCoord x, wxCoord y,
const wxMouseEvent& event)
{
- wxHtmlCellEvent ev(wxEVT_COMMAND_HTML_CELL_CLICKED,
+ wxHtmlCellEvent ev(wxEVT_HTML_CELL_CLICKED,
m_interface->GetHTMLWindow()->GetId(),
cell, wxPoint(x,y), event);
wxCoord x,
wxCoord y)
{
- wxHtmlCellEvent ev(wxEVT_COMMAND_HTML_CELL_HOVER,
+ wxHtmlCellEvent ev(wxEVT_HTML_CELL_HOVER,
m_interface->GetHTMLWindow()->GetId(),
cell, wxPoint(x,y), wxMouseEvent());
m_interface->GetHTMLWindow()->GetEventHandler()->ProcessEvent(ev);
SetBackgroundImage(wxNullBitmap);
m_Parser->SetDC(dc);
- if (m_Cell)
- {
- delete m_Cell;
- // notice that it's important to set m_Cell to NULL here before calling
- // Parse() below, even if it will be overwritten by its return value:
- // without this we may crash if it's used from inside Parse()
- m_Cell = NULL;
- }
+
+ // notice that it's important to set m_Cell to NULL here before calling
+ // Parse() below, even if it will be overwritten by its return value as
+ // without this we may crash if it's used from inside Parse(), so use
+ // wxDELETE() and not just delete here
+ wxDELETE(m_Cell);
+
m_Cell = (wxHtmlContainerCell*) m_Parser->Parse(newsrc);
delete dc;
m_Cell->SetIndent(m_Borders, wxHTML_INDENT_ALL, wxHTML_UNITS_PIXELS);
}
}
-
-
+#if wxUSE_CONFIG
void wxHtmlWindow::ReadCustomization(wxConfigBase *cfg, wxString path)
{
wxString oldpath;
if (path != wxEmptyString)
cfg->SetPath(oldpath);
}
-
-
+#endif // wxUSE_CONFIG
bool wxHtmlWindow::HistoryBack()
{
if ( m_bmpBg.IsOk() )
{
// draw the background bitmap tiling it over the entire window area
- const wxSize sz = GetClientSize();
+ const wxSize sz = GetVirtualSize();
const wxSize sizeBmp(m_bmpBg.GetWidth(), m_bmpBg.GetHeight());
for ( wxCoord x = 0; x < sz.x; x += sizeBmp.x )
{
}
}
+void wxHtmlWindow::OnEraseBackground(wxEraseEvent& WXUNUSED(event))
+{
+ // We never get real erase background events as we changed our background
+ // style to wxBG_STYLE_PAINT in our ctor so the only time when we get here
+ // is when an artificial wxEraseEvent is generated by our own OnPaint()
+ // below. This handler only exists to stop the event from propagating
+ // downwards to wxWindow which may erase the background itself when it gets
+ // it in some ports (currently this happens in wxUniv), so we simply stop
+ // processing here and set a special flag allowing OnPaint() to see that
+ // the event hadn't been really processed.
+ m_isBgReallyErased = false;
+}
+
void wxHtmlWindow::OnPaint(wxPaintEvent& WXUNUSED(event))
{
wxPaintDC dcPaint(this);
PrepareDC(*dc);
- // erase the background: for compatibility, we must generate the event to
- // allow the user-defined handlers to do it
+ // Erase the background: for compatibility, we must generate the event to
+ // allow the user-defined handlers to do it, hence this hack with sending
+ // an artificial wxEraseEvent to trigger the execution of such handlers.
wxEraseEvent eraseEvent(GetId(), dc);
eraseEvent.SetEventObject(this);
- if ( !ProcessWindowEvent(eraseEvent) )
+
+ // Hack inside a hack: the background wasn't really erased if our own
+ // OnEraseBackground() was executed, so we need to check for the flag set
+ // by it whenever it's called.
+ m_isBgReallyErased = true; // Initially assume it wasn't.
+ if ( !ProcessWindowEvent(eraseEvent) || !m_isBgReallyErased )
{
// erase background ourselves
DoEraseBackground(*dc);
// draw the HTML window contents
dc->SetMapMode(wxMM_TEXT);
- dc->SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
+ dc->SetBackgroundMode(wxTRANSPARENT);
+ dc->SetLayoutDirection(GetLayoutDirection());
wxHtmlRenderingInfo rinfo;
wxDefaultHtmlRenderingStyle rstyle;
{
m_selection->Set(m_selection->GetFromCell(),
m_selection->GetToCell());
- m_selection->ClearPrivPos();
+ m_selection->ClearFromToCharacterPos();
}
Refresh();
#endif // wxUSE_CLIPBOARD
wxPoint pos = CalcUnscrolledPosition(event.GetPosition());
- wxHtmlWindowMouseHelper::HandleMouseClick(m_Cell, pos, event);
+ if ( !wxHtmlWindowMouseHelper::HandleMouseClick(m_Cell, pos, event) )
+ event.Skip();
}
#if wxUSE_CLIPBOARD
m_selection->Set(wxPoint(x,y), selcell,
m_tmpSelFromPos, m_tmpSelFromCell);
}
- m_selection->ClearPrivPos();
+ m_selection->ClearFromToCharacterPos();
Refresh();
}
}
if ( IsSelectionEnabled() &&
(event.GetKeyCode() == 'C' && event.CmdDown()) )
{
- wxClipboardTextEvent evt(wxEVT_COMMAND_TEXT_COPY, GetId());
+ wxClipboardTextEvent evt(wxEVT_TEXT_COPY, GetId());
evt.SetEventObject(this);
GetEventHandler()->ProcessEvent(evt);
}
+ else
+ {
+ event.Skip();
+ }
}
void wxHtmlWindow::OnCopy(wxCommandEvent& WXUNUSED(event))
{
// We use following heuristic to find a "line": let the line be all
// cells in same container as the cell under mouse cursor that are
- // neither completely above nor completely bellow the clicked cell
+ // neither completely above nor completely below the clicked cell
// (i.e. are likely to be words positioned on same line of text).
int y1 = cell->GetAbsPos().y;
IMPLEMENT_ABSTRACT_CLASS(wxHtmlProcessor,wxObject)
-#if wxUSE_EXTENDED_RTTI
-IMPLEMENT_DYNAMIC_CLASS_XTI(wxHtmlWindow, wxScrolledWindow,"wx/html/htmlwin.h")
-
wxBEGIN_PROPERTIES_TABLE(wxHtmlWindow)
/*
TODO PROPERTIES
wxEND_HANDLERS_TABLE()
wxCONSTRUCTOR_5( wxHtmlWindow , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
-#else
-IMPLEMENT_DYNAMIC_CLASS(wxHtmlWindow,wxScrolledWindow)
-#endif
+
+wxIMPLEMENT_DYNAMIC_CLASS_XTI(wxHtmlWindow, wxScrolledWindow,"wx/html/htmlwin.h")
BEGIN_EVENT_TABLE(wxHtmlWindow, wxScrolledWindow)
EVT_SIZE(wxHtmlWindow::OnSize)
EVT_RIGHT_UP(wxHtmlWindow::OnMouseUp)
EVT_MOTION(wxHtmlWindow::OnMouseMove)
EVT_PAINT(wxHtmlWindow::OnPaint)
+ EVT_ERASE_BACKGROUND(wxHtmlWindow::OnEraseBackground)
#if wxUSE_CLIPBOARD
EVT_LEFT_DCLICK(wxHtmlWindow::OnDoubleClick)
EVT_ENTER_WINDOW(wxHtmlWindow::OnMouseEnter)
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