Allow an app to cut down start time by not doing unnecessary mime types initialisation

[wxWidgets.git] / src / generic / htmllbox.cpp

diff --git a/src/generic/htmllbox.cpp b/src/generic/htmllbox.cpp
index 22e2722cec1d411dc210f4d4793e6cad786399fb..62abb071713004045ab6ed96ab112430f67956d5 100644 (file)
--- a/src/generic/htmllbox.cpp
+++ b/src/generic/htmllbox.cpp
@@ -165,12 +165,27 @@ 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:
@@ -254,10 +269,10 @@ wxHtmlListBox::~wxHtmlListBox()
 // 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
@@ -356,6 +371,27 @@ void wxHtmlListBox::SetItemCount(size_t count)
 // 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);
@@ -365,6 +401,22 @@ void wxHtmlListBox::OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) const
 
     wxHtmlRenderingInfo htmlRendInfo;
 
+    // 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);
+        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
     // entire cell
@@ -464,7 +516,7 @@ wxPoint wxHtmlListBox::GetRootCellCoords(size_t n) const
 
 bool wxHtmlListBox::PhysicalCoordsToCell(wxPoint& pos, wxHtmlCell*& cell) const
 {
-    int n = HitTest(pos);
+    int n = VirtualHitTest(pos.y);
     if ( n == wxNOT_FOUND )
         return false;
 
@@ -562,19 +614,19 @@ bool wxSimpleHtmlListBox::Create(wxWindow *parent, wxWindowID id,
 #if wxUSE_VALIDATORS
     SetValidator(validator);
 #endif
-    for (int i=0; i<n; i++)
-        Append(choices[i]);
+
+    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)
+                                 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;
@@ -582,60 +634,59 @@ bool wxSimpleHtmlListBox::Create(wxWindow *parent, wxWindowID id,
 #if wxUSE_VALIDATORS
     SetValidator(validator);
 #endif
+
     Append(choices);
 
     return true;
 }
 
 wxSimpleHtmlListBox::~wxSimpleHtmlListBox()
+{
+    wxItemContainer::Clear();
+}
+
+void wxSimpleHtmlListBox::DoClear()
 {
     wxASSERT(m_items.GetCount() == m_HTMLclientData.GetCount());
-    if (HasClientObjectData())
-    {
-        // clear the array of client data objects
-        for (size_t i=0; i<m_items.GetCount(); i++)
-            delete DoGetItemClientObject(i);
-    }
 
     m_items.Clear();
     m_HTMLclientData.Clear();
+
+    UpdateCount();
 }
 
 void wxSimpleHtmlListBox::Clear()
 {
-    m_items.Clear();
-    m_HTMLclientData.Clear();
-    UpdateCount();
+    DoClear();
 }
 
-void wxSimpleHtmlListBox::Delete(unsigned int n)
+void wxSimpleHtmlListBox::DoDeleteOneItem(unsigned int n)
 {
     m_items.RemoveAt(n);
+
     m_HTMLclientData.RemoveAt(n);
-    UpdateCount();
-}
 
-void wxSimpleHtmlListBox::Append(const wxArrayString& strings)
-{
-    // append all given items at once
-    WX_APPEND_ARRAY(m_items, strings);
-    m_HTMLclientData.Add(NULL, strings.GetCount());
     UpdateCount();
 }
 
-int wxSimpleHtmlListBox::DoAppend(const wxString& item)
+int wxSimpleHtmlListBox::DoInsertItems(const wxArrayStringsAdapter& items,
+                                       unsigned int pos,
+                                       void **clientData,
+                                       wxClientDataType type)
 {
-    m_items.Add(item);
-    m_HTMLclientData.Add(NULL);
-    UpdateCount();
-    return GetCount()-1;
-}
+    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);
+    }
 
-int wxSimpleHtmlListBox::DoInsert(const wxString& item, unsigned int pos)
-{
-    m_items.Insert(item, pos);
-    m_HTMLclientData.Insert(NULL, pos);
     UpdateCount();
+
     return pos;
 }
 
@@ -644,7 +695,7 @@ void wxSimpleHtmlListBox::SetString(unsigned int n, const wxString& s)
     wxCHECK_RET( IsValid(n),
                  wxT("invalid index in wxSimpleHtmlListBox::SetString") );
 
-    m_items[n]=s; 
+    m_items[n]=s;
     RefreshRow(n);
 }