]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/odcombo.cpp
add support for hiding columns when using native header control in wxGrid; also added...
[wxWidgets.git] / src / generic / odcombo.cpp
index cfa07e2ed1869214826243630f5f951659476251..618375b221244cbad0aaa1cc08a323e57d31762a 100644 (file)
@@ -33,6 +33,7 @@
     #include "wx/dcclient.h"
     #include "wx/settings.h"
     #include "wx/dialog.h"
+    #include "wx/textctrl.h"
 #endif
 
 #include "wx/combo.h"
@@ -107,10 +108,16 @@ void wxVListBoxComboPopup::PaintComboControl( wxDC& dc, const wxRect& rect )
 {
     if ( !(m_combo->GetWindowStyle() & wxODCB_STD_CONTROL_PAINT) )
     {
-        OnDrawBg(dc,rect,m_value,wxODCB_PAINTING_CONTROL);
+        int flags = wxODCB_PAINTING_CONTROL;
+
+        if ( m_combo->ShouldDrawFocus() )
+            flags |= wxODCB_PAINTING_SELECTED;
+
+        OnDrawBg(dc, rect, m_value, flags);
+
         if ( m_value >= 0 )
         {
-            OnDrawItem(dc,rect,m_value,wxODCB_PAINTING_CONTROL);
+            OnDrawItem(dc,rect,m_value,flags);
             return;
         }
     }
@@ -123,13 +130,20 @@ void wxVListBoxComboPopup::OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) co
     // TODO: Maybe this code could be moved to wxVListBox::OnPaint?
     dc.SetFont(m_useFont);
 
+    int flags = 0;
+
     // Set correct text colour for selected items
     if ( wxVListBox::GetSelection() == (int) n )
+    {
         dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) );
+        flags |= wxODCB_PAINTING_SELECTED;
+    }
     else
+    {
         dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT) );
+    }
 
-    OnDrawItem(dc,rect,(int)n,0);
+    OnDrawItem(dc,rect,(int)n,flags);
 }
 
 wxCoord wxVListBoxComboPopup::OnMeasureItem(size_t n) const
@@ -165,6 +179,9 @@ void wxVListBoxComboPopup::OnDrawBg( wxDC& dc,
     wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)),
                   wxT("you must subclass wxVListBoxComboPopup for drawing and measuring methods") );
 
+    if ( IsCurrent((size_t)item) && !(flags & wxODCB_PAINTING_CONTROL) )
+        flags |= wxODCB_PAINTING_SELECTED;
+
     combo->OnDrawBackground(dc,rect,item,flags);
 }
 
@@ -192,16 +209,15 @@ void wxVListBoxComboPopup::DismissWithEvent()
 
     Dismiss();
 
-    wxString valStr;
     if ( selection != wxNOT_FOUND )
-        valStr = m_strings[selection];
+        m_stringValue = m_strings[selection];
     else
-        valStr = wxEmptyString;
+        m_stringValue = wxEmptyString;
 
-    m_value = selection;
+    if ( m_stringValue != m_combo->GetValue() )
+        m_combo->SetValueWithEvent(m_stringValue);
 
-    if ( valStr != m_combo->GetValue() )
-        m_combo->SetValue(valStr);
+    m_value = selection;
 
     SendComboBoxEvent(selection);
 }
@@ -230,19 +246,25 @@ void wxVListBoxComboPopup::SendComboBoxEvent( int selection )
 // returns true if key was consumed
 bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar unicode )
 {
+    const int itemCount = GetCount();
+
+    // keys do nothing in the empty control and returning immediately avoids
+    // using invalid indices below
+    if ( !itemCount )
+        return false;
+
     int value = m_value;
-    int itemCount = GetCount();
     int comboStyle = m_combo->GetWindowStyle();
 
     // this is the character equivalent of the code
     wxChar keychar=0;
     if ((keycode >= WXK_SPACE) && (keycode <=255) && (keycode != WXK_DELETE) && wxIsprint(keycode))
     {
-        keychar = keycode;
+        keychar = (wxChar)keycode;
     }
     else if (unicode>0)
     {
-        keychar = unicode; 
+        keychar = unicode;
     }
 
     if ( keycode == WXK_DOWN || keycode == WXK_RIGHT )
@@ -265,24 +287,26 @@ bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar unicode
         value-=10;
         StopPartialCompletion();
     }
-    else if ( comboStyle && wxCB_READONLY )
+    else if ( comboStyle & wxCB_READONLY )
     {
         // Try partial completion
 
         // find the new partial completion string
+#if wxUSE_TIMER
         if (m_partialCompletionTimer.IsRunning())
             m_partialCompletionString+=wxString(keychar);
         else
+#endif // wxUSE_TIMER
             m_partialCompletionString=wxString(keychar);
 
         // now search through the values to see if this is found
         int found = -1;
-        unsigned int length=m_partialCompletionString.Length();
+        unsigned int length=m_partialCompletionString.length();
         int i;
         for (i=0; i<itemCount; i++)
         {
             wxString item=GetString(i);
-            if (( item.Length() >=length) && (!  m_partialCompletionString.CmpNoCase(item.Left(length))))
+            if (( item.length() >= length) && (!  m_partialCompletionString.CmpNoCase(item.Left(length))))
             {
                 found=i;
                 break;
@@ -298,7 +322,9 @@ bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar unicode
         else
         {
             value=i;
+#if wxUSE_TIMER
             m_partialCompletionTimer.Start(wxODCB_PARTIAL_COMPLETION_TIME, true);
+#endif // wxUSE_TIMER
         }
     }
     else
@@ -338,7 +364,9 @@ bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar unicode
 void wxVListBoxComboPopup::StopPartialCompletion()
 {
     m_partialCompletionString = wxEmptyString;
+#if wxUSE_TIMER
     m_partialCompletionTimer.Stop();
+#endif // wxUSE_TIMER
 }
 
 void wxVListBoxComboPopup::OnComboDoubleClick()
@@ -384,7 +412,7 @@ void wxVListBoxComboPopup::OnMouseMove(wxMouseEvent& event)
     const size_t lineMax = GetVisibleEnd();
     for ( size_t line = GetVisibleBegin(); line < lineMax; line++ )
     {
-        y -= OnGetLineHeight(line);
+        y -= OnGetRowHeight(line);
         if ( y < 0 )
         {
             // Only change selection if item is fully visible
@@ -404,23 +432,30 @@ void wxVListBoxComboPopup::OnLeftClick(wxMouseEvent& WXUNUSED(event))
 
 void wxVListBoxComboPopup::OnKey(wxKeyEvent& event)
 {
-    // Select item if ENTER is pressed
-    if ( event.GetKeyCode() == WXK_RETURN || event.GetKeyCode() == WXK_NUMPAD_ENTER )
-    {
-        DismissWithEvent();
-    }
-    // Hide popup if ESC is pressed
-    else if ( event.GetKeyCode() == WXK_ESCAPE )
+    // Hide popup if certain key or key combination was pressed
+    if ( m_combo->IsKeyPopupToggle(event) )
     {
         StopPartialCompletion();
         Dismiss();
     }
+    else if ( event.AltDown() )
+    {
+        // On both wxGTK and wxMSW, pressing Alt down seems to
+        // completely freeze things in popup (ie. arrow keys and
+        // enter won't work).
+        return;
+    }
+    // Select item if ENTER is pressed
+    else if ( event.GetKeyCode() == WXK_RETURN || event.GetKeyCode() == WXK_NUMPAD_ENTER )
+    {
+        DismissWithEvent();
+    }
     else
     {
         int comboStyle = m_combo->GetWindowStyle();
         int keycode = event.GetKeyCode();
         // Process partial completion key codes here, but not the arrow keys as the base class will do that for us
-        if ((comboStyle && wxCB_READONLY) &&
+        if ((comboStyle & wxCB_READONLY) &&
             (keycode >= WXK_SPACE) && (keycode <=255) && (keycode != WXK_DELETE) && wxIsprint(keycode))
         {
             OnComboKeyEvent(event);
@@ -442,6 +477,9 @@ void wxVListBoxComboPopup::Insert( const wxString& item, int pos )
     }
 
     m_strings.Insert(item,pos);
+    if ( (int)m_clientDatas.size() >= pos )
+        m_clientDatas.Insert(NULL, pos);
+
     m_widths.Insert(-1,pos);
     m_widthsDirty = true;
 
@@ -512,7 +550,6 @@ void wxVListBoxComboPopup::SetItemClientData( unsigned int n,
     // It should be sufficient to update this variable only here
     m_clientDataItemsType = clientDataItemsType;
 
-    m_clientDatas.SetCount(n+1,NULL);
     m_clientDatas[n] = clientData;
 
     ItemWidthChanged(n);
@@ -543,8 +580,16 @@ void wxVListBoxComboPopup::Delete( unsigned int item )
     if ( (int)item == m_widestItem )
         m_findWidest = true;
 
+    int sel = GetSelection();
+
     if ( IsCreated() )
         wxVListBox::SetItemCount( wxVListBox::GetItemCount()-1 );
+
+    // Fix selection
+    if ( (int)item < sel )
+        SetSelection(sel-1);
+    else if ( (int)item == sel )
+        SetSelection(wxNOT_FOUND);
 }
 
 int wxVListBoxComboPopup::FindString(const wxString& s, bool bCase) const
@@ -570,9 +615,7 @@ void wxVListBoxComboPopup::SetString( int item, const wxString& str )
 
 wxString wxVListBoxComboPopup::GetStringValue() const
 {
-    if ( m_value >= 0 )
-        return m_strings[m_value];
-    return wxEmptyString;
+    return m_stringValue;
 }
 
 void wxVListBoxComboPopup::SetSelection( int item )
@@ -582,6 +625,11 @@ void wxVListBoxComboPopup::SetSelection( int item )
 
     m_value = item;
 
+    if ( item >= 0 )
+        m_stringValue = m_strings[item];
+    else
+        m_stringValue = wxEmptyString;
+
     if ( IsCreated() )
         wxVListBox::SetSelection(item);
 }
@@ -595,10 +643,13 @@ void wxVListBoxComboPopup::SetStringValue( const wxString& value )
 {
     int index = m_strings.Index(value);
 
-    m_value = index;
+    m_stringValue = value;
 
-    if ( index >= -1 && index < (int)wxVListBox::GetItemCount() )
+    if ( index >= 0 && index < (int)wxVListBox::GetItemCount() )
+    {
         wxVListBox::SetSelection(index);
+        m_value = index;
+    }
 }
 
 void wxVListBoxComboPopup::CalcWidths()
@@ -694,6 +745,8 @@ wxSize wxVListBoxComboPopup::GetAdjustedSize( int minWidth, int prefHeight, int
 {
     int height = 250;
 
+    maxHeight -= 2;  // Must take borders into account
+
     if ( m_strings.GetCount() )
     {
         if ( prefHeight > 0 )
@@ -713,8 +766,7 @@ wxSize wxVListBoxComboPopup::GetAdjustedSize( int minWidth, int prefHeight, int
             // NB: Calculations that take variable height into account
             //     are unnecessary.
             int fih = GetLineHeight(0);
-            int shown = height/fih;
-            height = shown * fih;
+            height -= height % fih;
         }
     }
     else
@@ -766,7 +818,19 @@ BEGIN_EVENT_TABLE(wxOwnerDrawnComboBox, wxComboCtrl)
 END_EVENT_TABLE()
 
 
+#if wxUSE_EXTENDED_RTTI
+IMPLEMENT_DYNAMIC_CLASS2_XTI(wxOwnerDrawnComboBox, wxComboCtrl, wxControlWithItems, "wx/odcombo.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxOwnerDrawnComboBox)
+wxEND_PROPERTIES_TABLE()
+
+wxBEGIN_HANDLERS_TABLE(wxOwnerDrawnComboBox)
+wxEND_HANDLERS_TABLE()
+
+wxCONSTRUCTOR_5( wxOwnerDrawnComboBox , wxWindow* , Parent , wxWindowID , Id , wxString , Value , wxPoint , Position , wxSize , Size )
+#else
 IMPLEMENT_DYNAMIC_CLASS2(wxOwnerDrawnComboBox, wxComboCtrl, wxControlWithItems)
+#endif
 
 void wxOwnerDrawnComboBox::Init()
 {
@@ -873,7 +937,7 @@ void wxOwnerDrawnComboBox::DoSetPopupControl(wxComboPopup* popup)
 // wxOwnerDrawnComboBox item manipulation methods
 // ----------------------------------------------------------------------------
 
-void wxOwnerDrawnComboBox::Clear()
+void wxOwnerDrawnComboBox::DoClear()
 {
     EnsurePopupControl();
 
@@ -882,7 +946,7 @@ void wxOwnerDrawnComboBox::Clear()
     SetValue(wxEmptyString);
 }
 
-void wxOwnerDrawnComboBox::Delete(unsigned int n)
+void wxOwnerDrawnComboBox::DoDeleteOneItem(unsigned int n)
 {
     wxCHECK_RET( IsValid(n), _T("invalid index in wxOwnerDrawnComboBox::Delete") );
 
@@ -956,31 +1020,45 @@ int wxOwnerDrawnComboBox::GetSelection() const
     return GetVListBoxComboPopup()->GetSelection();
 }
 
-int wxOwnerDrawnComboBox::DoAppend(const wxString& item)
+int wxOwnerDrawnComboBox::DoInsertItems(const wxArrayStringsAdapter& items,
+                                        unsigned int pos,
+                                        void **clientData,
+                                        wxClientDataType type)
 {
     EnsurePopupControl();
-    wxASSERT(m_popupInterface);
 
-    return GetVListBoxComboPopup()->Append(item);
-}
+    const unsigned int count = items.GetCount();
 
-int wxOwnerDrawnComboBox::DoInsert(const wxString& item, unsigned int pos)
-{
-    EnsurePopupControl();
+    if ( HasFlag(wxCB_SORT) )
+    {
+        int n = pos;
 
-    wxCHECK_MSG(!(GetWindowStyle() & wxCB_SORT), -1, wxT("can't insert into sorted list"));
-    wxCHECK_MSG(IsValidInsert(pos), -1, wxT("invalid index"));
+        for ( unsigned int i = 0; i < count; ++i )
+        {
+            int n = GetVListBoxComboPopup()->Append(items[i]);
+            AssignNewItemClientData(n, clientData, i, type);
+        }
 
-    GetVListBoxComboPopup()->Insert(item,pos);
+        return n;
+    }
+    else
+    {
+        for ( unsigned int i = 0; i < count; ++i, ++pos )
+        {
+            GetVListBoxComboPopup()->Insert(items[i], pos);
+            AssignNewItemClientData(pos, clientData, i, type);
+        }
 
-    return pos;
+        return pos - 1;
+    }
 }
 
 void wxOwnerDrawnComboBox::DoSetItemClientData(unsigned int n, void* clientData)
 {
     EnsurePopupControl();
 
-    GetVListBoxComboPopup()->SetItemClientData(n,clientData,m_clientDataItemsType);
+    GetVListBoxComboPopup()->SetItemClientData(n, clientData,
+                                               GetClientDataType());
 }
 
 void* wxOwnerDrawnComboBox::DoGetItemClientData(unsigned int n) const
@@ -991,16 +1069,6 @@ void* wxOwnerDrawnComboBox::DoGetItemClientData(unsigned int n) const
     return GetVListBoxComboPopup()->GetItemClientData(n);
 }
 
-void wxOwnerDrawnComboBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
-{
-    DoSetItemClientData(n, (void*) clientData);
-}
-
-wxClientData* wxOwnerDrawnComboBox::DoGetItemClientObject(unsigned int n) const
-{
-    return (wxClientData*) DoGetItemClientData(n);
-}
-
 // ----------------------------------------------------------------------------
 // wxOwnerDrawnComboBox item drawing and measuring default implementations
 // ----------------------------------------------------------------------------
@@ -1032,17 +1100,25 @@ wxCoord wxOwnerDrawnComboBox::OnMeasureItemWidth( size_t WXUNUSED(item) ) const
     return -1;
 }
 
-void wxOwnerDrawnComboBox::OnDrawBackground(wxDC& dc, const wxRect& rect, int item, int flags) const
+void wxOwnerDrawnComboBox::OnDrawBackground(wxDC& dc,
+                                            const wxRect& rect,
+                                            int WXUNUSED(item),
+                                            int flags) const
 {
-    // we need to render selected and current items differently
-    if ( GetVListBoxComboPopup()->IsCurrent((size_t)item) )
+    // We need only to explicitly draw background for items
+    // that should have selected background. Also, call PrepareBackground
+    // always when painting the control so that clipping is done properly.
+
+    if ( (flags & wxODCB_PAINTING_SELECTED) ||
+         ((flags & wxODCB_PAINTING_CONTROL) && HasFlag(wxCB_READONLY)) )
     {
-        DrawFocusBackground(dc,
-                            rect,
-                            (flags&wxODCB_PAINTING_CONTROL?0:wxCONTROL_ISSUBMENU) |
-                            wxCONTROL_SELECTED);
+        int bgFlags = wxCONTROL_SELECTED;
+
+        if ( !(flags & wxODCB_PAINTING_CONTROL) )
+            bgFlags |= wxCONTROL_ISSUBMENU;
+
+        PrepareBackground(dc, rect, bgFlags);
     }
-    //else: do nothing for the normal items
 }
 
 #endif // wxUSE_ODCOMBOBOX