///////////////////////////////////////////////////////////////////////////////
-// Name: generic/htmllbox.cpp
+// Name: src/generic/htmllbox.cpp
// Purpose: implementation of wxHtmlListBox
// Author: Vadim Zeitlin
// Modified by:
// Created: 31.05.03
-// RCS-ID: $Id$
// Copyright: (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
-// License: wxWindows license
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ============================================================================
// small border always added to the cells:
static const wxCoord CELL_BORDER = 2;
+const char wxHtmlListBoxNameStr[] = "htmlListBox";
+const char wxSimpleHtmlListBoxNameStr[] = "simpleHtmlListBox";
+
// ============================================================================
// private classes
// ============================================================================
void InvalidateItem(size_t n)
{
m_items[n] = (size_t)-1;
- delete m_cells[n];
- m_cells[n] = NULL;
+ wxDELETE(m_cells[n]);
}
public:
virtual wxColour GetSelectedTextColour(const wxColour& colFg)
{
- return m_hlbox.GetSelectedTextColour(colFg);
+ // by default wxHtmlListBox doesn't implement GetSelectedTextColour()
+ // and returns wxNullColour from it, so use the default HTML colour for
+ // selection
+ wxColour col = m_hlbox.GetSelectedTextColour(colFg);
+ if ( !col.IsOk() )
+ {
+ col = wxDefaultHtmlRenderingStyle::GetSelectedTextColour(colFg);
+ }
+
+ return col;
}
virtual wxColour GetSelectedTextBgColour(const wxColour& colBg)
{
- return m_hlbox.GetSelectedTextBgColour(colBg);
+ wxColour col = m_hlbox.GetSelectedTextBgColour(colBg);
+ if ( !col.IsOk() )
+ {
+ col = wxDefaultHtmlRenderingStyle::GetSelectedTextBgColour(colBg);
+ }
+
+ return col;
}
private:
const wxHtmlListBox& m_hlbox;
- DECLARE_NO_COPY_CLASS(wxHtmlListBoxStyle)
+ wxDECLARE_NO_COPY_CLASS(wxHtmlListBoxStyle);
};
// ----------------------------------------------------------------------------
// wxHtmlListBox appearance
// ----------------------------------------------------------------------------
-wxColour wxHtmlListBox::GetSelectedTextColour(const wxColour& colFg) const
+wxColour
+wxHtmlListBox::GetSelectedTextColour(const wxColour& WXUNUSED(colFg)) const
{
- return m_htmlRendStyle->
- wxDefaultHtmlRenderingStyle::GetSelectedTextColour(colFg);
+ return wxNullColour;
}
wxColour
self->m_htmlParser = new wxHtmlWinParser(self);
m_htmlParser->SetDC(new wxClientDC(self));
m_htmlParser->SetFS(&self->m_filesystem);
-
+#if !wxUSE_UNICODE
+ if (GetFont().IsOk())
+ m_htmlParser->SetInputEncoding(GetFont().GetEncoding());
+#endif
// use system's default GUI font by default:
m_htmlParser->SetStandardFonts();
}
wxHtmlContainerCell *cell = (wxHtmlContainerCell *)m_htmlParser->
Parse(OnGetItemMarkup(n));
- wxCHECK_RET( cell, _T("wxHtmlParser::Parse() returned NULL?") );
+ wxCHECK_RET( cell, wxT("wxHtmlParser::Parse() returned NULL?") );
// set the cell's ID to item's index so that CellCoordsToPhysical()
// can quickly find the item:
- cell->SetId(wxString::Format(_T("%u"), n));
+ cell->SetId(wxString::Format(wxT("%lu"), (unsigned long)n));
cell->Layout(GetClientSize().x - 2*GetMargins().x);
event.Skip();
}
-void wxHtmlListBox::RefreshLine(size_t line)
+void wxHtmlListBox::RefreshRow(size_t line)
{
m_cache->InvalidateRange(line, line);
- wxVListBox::RefreshLine(line);
+ wxVListBox::RefreshRow(line);
}
-void wxHtmlListBox::RefreshLines(size_t from, size_t to)
+void wxHtmlListBox::RefreshRows(size_t from, size_t to)
{
m_cache->InvalidateRange(from, to);
- wxVListBox::RefreshLines(from, to);
+ wxVListBox::RefreshRows(from, to);
}
void wxHtmlListBox::RefreshAll()
// wxHtmlListBox implementation of wxVListBox pure virtuals
// ----------------------------------------------------------------------------
+void
+wxHtmlListBox::OnDrawBackground(wxDC& dc, const wxRect& rect, size_t n) const
+{
+ if ( IsSelected(n) )
+ {
+ if ( DoDrawSolidBackground
+ (
+ GetSelectedTextBgColour(GetBackgroundColour()),
+ dc,
+ rect,
+ n
+ ) )
+ {
+ return;
+ }
+ //else: no custom selection background colour, use base class version
+ }
+
+ wxVListBox::OnDrawBackground(dc, rect, n);
+}
+
void wxHtmlListBox::OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) const
{
CacheItem(n);
wxHtmlCell *cell = m_cache->Get(n);
- wxCHECK_RET( cell, _T("this cell should be cached!") );
+ wxCHECK_RET( cell, wxT("this cell should be cached!") );
wxHtmlRenderingInfo htmlRendInfo;
- // draw the selected cell in selected state
- if ( IsSelected(n) )
+ // draw the selected cell in selected state ourselves if we're using custom
+ // colours (to test for this, check the callbacks by passing them any dummy
+ // (but valid, to avoid asserts) colour):
+ if ( IsSelected(n) &&
+ (GetSelectedTextColour(*wxBLACK).IsOk() ||
+ GetSelectedTextBgColour(*wxWHITE).IsOk()) )
{
wxHtmlSelection htmlSel;
htmlSel.Set(wxPoint(0,0), cell, wxPoint(INT_MAX, INT_MAX), cell);
htmlRendInfo.SetSelection(&htmlSel);
- if ( m_htmlRendStyle )
- htmlRendInfo.SetStyle(m_htmlRendStyle);
+ htmlRendInfo.SetStyle(m_htmlRendStyle);
htmlRendInfo.GetState().SetSelectionState(wxHTML_SEL_IN);
}
+ //else: normal item or selected item with default colours, its background
+ // was already taken care of in the base class
// note that we can't stop drawing exactly at the window boundary as then
// even the visible cells part could be not drawn, so always draw the
CacheItem(n);
wxHtmlCell *cell = m_cache->Get(n);
- wxCHECK_MSG( cell, 0, _T("this cell should be cached!") );
+ wxCHECK_MSG( cell, 0, wxT("this cell should be cached!") );
return cell->GetHeight() + cell->GetDescent() + 4;
}
OnLinkClicked(GetItemForCell(link.GetHtmlCell()), link);
}
+void wxHtmlListBox::OnLinkClicked(size_t WXUNUSED(n),
+ const wxHtmlLinkInfo& link)
+{
+ wxHtmlLinkEvent event(GetId(), link);
+ GetEventHandler()->ProcessEvent(event);
+}
+
wxHtmlOpeningStatus
wxHtmlListBox::OnHTMLOpeningURL(wxHtmlURLType WXUNUSED(type),
const wxString& WXUNUSED(url),
// nothing to do
}
+wxCursor wxHtmlListBox::GetHTMLCursor(HTMLCursor type) const
+{
+ // we don't want to show text selection cursor in listboxes
+ if (type == HTMLCursor_Text)
+ return wxHtmlWindow::GetDefaultHTMLCursor(HTMLCursor_Default);
+
+ // in all other cases, use the same cursor as wxHtmlWindow:
+ return wxHtmlWindow::GetDefaultHTMLCursor(type);
+}
+
// ----------------------------------------------------------------------------
// wxHtmlListBox handling of HTML links
// ----------------------------------------------------------------------------
{
wxPoint pos(CELL_BORDER, CELL_BORDER);
pos += GetMargins();
- pos.y += GetLinesHeight(GetFirstVisibleLine(), n);
+ pos.y += GetRowsHeight(GetVisibleBegin(), n);
return pos;
}
bool wxHtmlListBox::PhysicalCoordsToCell(wxPoint& pos, wxHtmlCell*& cell) const
{
- int n = HitTest(pos);
+ int n = VirtualHitTest(pos.y);
if ( n == wxNOT_FOUND )
return false;
size_t wxHtmlListBox::GetItemForCell(const wxHtmlCell *cell) const
{
- wxCHECK_MSG( cell, 0, _T("no cell") );
+ wxCHECK_MSG( cell, 0, wxT("no cell") );
cell = cell->GetRootCell();
- wxCHECK_MSG( cell, 0, _T("no root cell") );
+ wxCHECK_MSG( cell, 0, wxT("no root cell") );
// the cell's ID contains item index, see CacheItem():
unsigned long n;
if ( !cell->GetId().ToULong(&n) )
{
- wxFAIL_MSG( _T("unexpected root cell's ID") );
+ wxFAIL_MSG( wxT("unexpected root cell's ID") );
return 0;
}
}
}
+
+// ----------------------------------------------------------------------------
+// wxSimpleHtmlListBox
+// ----------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxSimpleHtmlListBox, wxHtmlListBox)
+
+
+bool wxSimpleHtmlListBox::Create(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ int n, const wxString choices[],
+ long style,
+ const wxValidator& validator,
+ const wxString& name)
+{
+ if (!wxHtmlListBox::Create(parent, id, pos, size, style, name))
+ return false;
+
+#if wxUSE_VALIDATORS
+ SetValidator(validator);
+#endif
+
+ Append(n, choices);
+
+ return true;
+}
+
+bool wxSimpleHtmlListBox::Create(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ const wxArrayString& choices,
+ long style,
+ const wxValidator& validator,
+ const wxString& name)
+{
+ if (!wxHtmlListBox::Create(parent, id, pos, size, style, name))
+ return false;
+
+#if wxUSE_VALIDATORS
+ SetValidator(validator);
+#endif
+
+ Append(choices);
+
+ return true;
+}
+
+wxSimpleHtmlListBox::~wxSimpleHtmlListBox()
+{
+ wxItemContainer::Clear();
+}
+
+void wxSimpleHtmlListBox::DoClear()
+{
+ wxASSERT(m_items.GetCount() == m_HTMLclientData.GetCount());
+
+ m_items.Clear();
+ m_HTMLclientData.Clear();
+
+ UpdateCount();
+}
+
+void wxSimpleHtmlListBox::Clear()
+{
+ DoClear();
+}
+
+void wxSimpleHtmlListBox::DoDeleteOneItem(unsigned int n)
+{
+ m_items.RemoveAt(n);
+
+ m_HTMLclientData.RemoveAt(n);
+
+ UpdateCount();
+}
+
+int wxSimpleHtmlListBox::DoInsertItems(const wxArrayStringsAdapter& items,
+ unsigned int pos,
+ void **clientData,
+ wxClientDataType type)
+{
+ const unsigned int count = items.GetCount();
+
+ m_items.Insert(wxEmptyString, pos, count);
+ m_HTMLclientData.Insert(NULL, pos, count);
+
+ for ( unsigned int i = 0; i < count; ++i, ++pos )
+ {
+ m_items[pos] = items[i];
+ AssignNewItemClientData(pos, clientData, i, type);
+ }
+
+ UpdateCount();
+
+ return pos - 1;
+}
+
+void wxSimpleHtmlListBox::SetString(unsigned int n, const wxString& s)
+{
+ wxCHECK_RET( IsValid(n),
+ wxT("invalid index in wxSimpleHtmlListBox::SetString") );
+
+ m_items[n]=s;
+ RefreshRow(n);
+}
+
+wxString wxSimpleHtmlListBox::GetString(unsigned int n) const
+{
+ wxCHECK_MSG( IsValid(n), wxEmptyString,
+ wxT("invalid index in wxSimpleHtmlListBox::GetString") );
+
+ return m_items[n];
+}
+
+void wxSimpleHtmlListBox::UpdateCount()
+{
+ wxASSERT(m_items.GetCount() == m_HTMLclientData.GetCount());
+ wxHtmlListBox::SetItemCount(m_items.GetCount());
+
+ // very small optimization: if you need to add lot of items to
+ // a wxSimpleHtmlListBox be sure to use the
+ // wxSimpleHtmlListBox::Append(const wxArrayString&) method instead!
+ if (!this->IsFrozen())
+ RefreshAll();
+}
+
#endif // wxUSE_HTML
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