]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/datavcmn.cpp
Provide a task-dialog based wxMSW wxMessageDialog implementation.
[wxWidgets.git] / src / common / datavcmn.cpp
index 7cc40afcea83d32ab04da53c09738f150be05791..779df4727a5e28f8765121088b5f0c06344e9890 100644 (file)
 
 const char wxDataViewCtrlNameStr[] = "dataviewCtrl";
 
+namespace
+{
+
+// Custom handler pushed on top of the edit control used by wxDataViewCtrl to
+// forward some events to the main control itself.
+class wxDataViewEditorCtrlEvtHandler: public wxEvtHandler
+{
+public:
+    wxDataViewEditorCtrlEvtHandler(wxControl *editor, wxDataViewRenderer *owner)
+    {
+        m_editorCtrl = editor;
+        m_owner = owner;
+
+        m_finished = false;
+    }
+
+    void AcceptChangesAndFinish();
+    void SetFocusOnIdle( bool focus = true ) { m_focusOnIdle = focus; }
+
+protected:
+    void OnChar( wxKeyEvent &event );
+    void OnTextEnter( wxCommandEvent &event );
+    void OnKillFocus( wxFocusEvent &event );
+    void OnIdle( wxIdleEvent &event );
+
+private:
+    wxDataViewRenderer     *m_owner;
+    wxControl              *m_editorCtrl;
+    bool                    m_finished;
+    bool                    m_focusOnIdle;
+
+private:
+    DECLARE_EVENT_TABLE()
+};
+
+} // anonymous namespace
+
 // ---------------------------------------------------------
 // wxDataViewModelNotifier
 // ---------------------------------------------------------
@@ -274,7 +311,7 @@ int wxDataViewModel::Compare( const wxDataViewItem &item1, const wxDataViewItem
         if (dt1.IsEarlierThan(dt2))
             return 1;
         if (dt2.IsEarlierThan(dt1))
-            return -11;
+            return -1;
     }
 
     // items must be different
@@ -320,7 +357,7 @@ void wxDataViewIndexListModel::Reset( unsigned int new_size )
 
     m_nextFreeID = new_size + 1;
 
-    wxDataViewModel::Cleared();
+    /* wxDataViewModel:: */ Cleared();
 }
 
 void wxDataViewIndexListModel::RowPrepended()
@@ -363,7 +400,7 @@ void wxDataViewIndexListModel::RowDeleted( unsigned int row )
     m_ordered = false;
 
     wxDataViewItem item( m_hash[row] );
-    wxDataViewModel::ItemDeleted( wxDataViewItem(0), item );
+    /* wxDataViewModel:: */ ItemDeleted( wxDataViewItem(0), item );
     m_hash.RemoveAt( row );
 }
 
@@ -381,7 +418,7 @@ void wxDataViewIndexListModel::RowsDeleted( const wxArrayInt &rows )
             wxDataViewItem item( m_hash[rows[i]] );
             array.Add( item );
     }
-    wxDataViewModel::ItemsDeleted( wxDataViewItem(0), array );
+    /* wxDataViewModel:: */ ItemsDeleted( wxDataViewItem(0), array );
 
     for (i = 0; i < sorted.GetCount(); i++)
            m_hash.RemoveAt( sorted[i] );
@@ -389,12 +426,12 @@ void wxDataViewIndexListModel::RowsDeleted( const wxArrayInt &rows )
 
 void wxDataViewIndexListModel::RowChanged( unsigned int row )
 {
-    wxDataViewModel::ItemChanged( GetItem(row) );
+    /* wxDataViewModel:: */ ItemChanged( GetItem(row) );
 }
 
 void wxDataViewIndexListModel::RowValueChanged( unsigned int row, unsigned int col )
 {
-    wxDataViewModel::ValueChanged( GetItem(row), col );
+    /* wxDataViewModel:: */ ValueChanged( GetItem(row), col );
 }
 
 unsigned int wxDataViewIndexListModel::GetRow( const wxDataViewItem &item ) const
@@ -464,7 +501,7 @@ void wxDataViewVirtualListModel::Reset( unsigned int new_size )
 {
     m_size = new_size;
 
-    wxDataViewModel::Cleared();
+    /* wxDataViewModel:: */ Cleared();
 }
 
 void wxDataViewVirtualListModel::RowPrepended()
@@ -492,7 +529,7 @@ void wxDataViewVirtualListModel::RowDeleted( unsigned int row )
 {
     m_size--;
     wxDataViewItem item( wxUIntToPtr(row+1) );
-    wxDataViewModel::ItemDeleted( wxDataViewItem(0), item );
+    /* wxDataViewModel:: */ ItemDeleted( wxDataViewItem(0), item );
 }
 
 void wxDataViewVirtualListModel::RowsDeleted( const wxArrayInt &rows )
@@ -506,20 +543,20 @@ void wxDataViewVirtualListModel::RowsDeleted( const wxArrayInt &rows )
     unsigned int i;
     for (i = 0; i < sorted.GetCount(); i++)
     {
-            wxDataViewItem item( wxUIntToPtr(sorted[i]+1) );
-            array.Add( item );
+        wxDataViewItem item( wxUIntToPtr(sorted[i]+1) );
+        array.Add( item );
     }
-    wxDataViewModel::ItemsDeleted( wxDataViewItem(0), array );
+    /* wxDataViewModel:: */ ItemsDeleted( wxDataViewItem(0), array );
 }
 
 void wxDataViewVirtualListModel::RowChanged( unsigned int row )
 {
-    wxDataViewModel::ItemChanged( GetItem(row) );
+    /* wxDataViewModel:: */ ItemChanged( GetItem(row) );
 }
 
 void wxDataViewVirtualListModel::RowValueChanged( unsigned int row, unsigned int col )
 {
-    wxDataViewModel::ValueChanged( GetItem(row), col );
+    /* wxDataViewModel:: */ ValueChanged( GetItem(row), col );
 }
 
 unsigned int wxDataViewVirtualListModel::GetRow( const wxDataViewItem &item ) const
@@ -589,18 +626,6 @@ const wxDataViewCtrl* wxDataViewRendererBase::GetView() const
     return const_cast<wxDataViewRendererBase*>(this)->GetOwner()->GetOwner();
 }
 
-class wxKillRef: public wxWindowRef
-{
-public:
-   wxKillRef( wxWindow *win ) : wxWindowRef( win ) { }
-   virtual void OnObjectDestroy()
-   {
-      get()->PopEventHandler( true );
-      m_pobj = NULL;
-      delete this;
-   }
-};
-
 bool wxDataViewRendererBase::StartEditing( const wxDataViewItem &item, wxRect labelRect )
 {
     wxDataViewCtrl* dv_ctrl = GetOwner()->GetOwner();
@@ -627,8 +652,6 @@ bool wxDataViewRendererBase::StartEditing( const wxDataViewItem &item, wxRect la
     if(!m_editorCtrl)
         return false;
 
-    (void) new wxKillRef( m_editorCtrl.get() );
-
     wxDataViewEditorCtrlEvtHandler *handler =
         new wxDataViewEditorCtrlEvtHandler( m_editorCtrl, (wxDataViewRenderer*) this );
 
@@ -651,6 +674,18 @@ bool wxDataViewRendererBase::StartEditing( const wxDataViewItem &item, wxRect la
     return true;
 }
 
+void wxDataViewRendererBase::DestroyEditControl()
+{
+    // Hide the control immediately but don't delete it yet as there could be
+    // some pending messages for it.
+    m_editorCtrl->Hide();
+
+    wxEvtHandler * const handler = m_editorCtrl->PopEventHandler();
+
+    wxPendingDelete.Append(handler);
+    wxPendingDelete.Append(m_editorCtrl);
+}
+
 void wxDataViewRendererBase::CancelEditing()
 {
     if (!m_editorCtrl)
@@ -658,8 +693,7 @@ void wxDataViewRendererBase::CancelEditing()
 
     GetOwner()->GetOwner()->GetMainWindow()->SetFocus();
 
-    m_editorCtrl->Hide();
-    wxPendingDelete.Append( m_editorCtrl );
+    DestroyEditControl();
 }
 
 bool wxDataViewRendererBase::FinishEditing()
@@ -674,8 +708,7 @@ bool wxDataViewRendererBase::FinishEditing()
 
     dv_ctrl->GetMainWindow()->SetFocus();
 
-    m_editorCtrl->Hide();
-    wxPendingDelete.Append( m_editorCtrl );
+    DestroyEditControl();
 
     if (!Validate(value))
         return false;
@@ -694,6 +727,122 @@ bool wxDataViewRendererBase::FinishEditing()
     return true;
 }
 
+// ----------------------------------------------------------------------------
+// wxDataViewCustomRendererBase
+// ----------------------------------------------------------------------------
+
+void
+wxDataViewCustomRendererBase::WXCallRender(wxRect rectCell, wxDC *dc, int state)
+{
+    wxCHECK_RET( dc, "no DC to draw on in custom renderer?" );
+
+    // adjust the rectangle ourselves to account for the alignment
+    wxRect rectItem = rectCell;
+    const int align = GetAlignment();
+    if ( align != wxDVR_DEFAULT_ALIGNMENT )
+    {
+        const wxSize size = GetSize();
+
+        // take alignment into account only if there is enough space, otherwise
+        // show as much contents as possible
+        //
+        // notice that many existing renderers (e.g. wxDataViewSpinRenderer)
+        // return hard-coded size which can be more than they need and if we
+        // trusted their GetSize() we'd draw the text out of cell bounds
+        // entirely
+
+        if ( size.x >= 0 && size.x < rectCell.width )
+        {
+            if ( align & wxALIGN_CENTER_HORIZONTAL )
+                rectItem.x += (rectCell.width - size.x)/2;
+            else if ( align & wxALIGN_RIGHT )
+                rectItem.x += rectCell.width - size.x;
+            // else: wxALIGN_LEFT is the default
+
+            rectItem.width = size.x;
+        }
+
+        if ( size.y >= 0 && size.y < rectCell.height )
+        {
+            if ( align & wxALIGN_CENTER_VERTICAL )
+                rectItem.y += (rectCell.height - size.y)/2;
+            else if ( align & wxALIGN_BOTTOM )
+                rectItem.y += rectCell.height - size.y;
+            // else: wxALIGN_TOP is the default
+
+            rectItem.height = size.y;
+        }
+    }
+
+
+    // set up the DC attributes
+
+    // override custom foreground with the standard one for the selected items
+    // because we currently don't allow changing the selection background and
+    // custom colours may be unreadable on it
+    wxColour col;
+    if ( state & wxDATAVIEW_CELL_SELECTED )
+        col = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
+    else if ( m_attr.HasColour() )
+        col = m_attr.GetColour();
+    else // use default foreground
+        col = GetOwner()->GetOwner()->GetForegroundColour();
+
+    wxDCTextColourChanger changeFg(*dc, col);
+
+    wxDCFontChanger changeFont(*dc);
+    if ( m_attr.HasFont() )
+    {
+        wxFont font(dc->GetFont());
+        if ( m_attr.GetBold() )
+            font.MakeBold();
+        if ( m_attr.GetItalic() )
+            font.MakeItalic();
+
+        changeFont.Set(font);
+    }
+
+    Render(rectItem, dc, state);
+}
+
+void
+wxDataViewCustomRendererBase::RenderText(const wxString& text,
+                                         int xoffset,
+                                         wxRect rect,
+                                         wxDC *dc,
+                                         int WXUNUSED(state))
+{
+    wxRect rectText = rect;
+    rectText.x += xoffset;
+    rectText.width -= xoffset;
+
+    // check if we want to ellipsize the text if it doesn't fit
+    wxString ellipsizedText;
+    if ( GetEllipsizeMode() != wxELLIPSIZE_NONE )
+    {
+        ellipsizedText = wxControl::Ellipsize
+                                    (
+                                        text,
+                                        *dc,
+                                        GetEllipsizeMode(),
+                                        rectText.width,
+                                        wxELLIPSIZE_FLAGS_NONE
+                                    );
+    }
+
+    // get the alignment to use
+    int align = GetAlignment();
+    if ( align == wxDVR_DEFAULT_ALIGNMENT )
+    {
+        // if we don't have an explicit alignment ourselves, use that of the
+        // column in horizontal direction and default vertical alignment
+        align = GetOwner()->GetAlignment() | wxALIGN_CENTRE_VERTICAL;
+    }
+
+    dc->DrawLabel(ellipsizedText.empty() ? text : ellipsizedText,
+                  rectText, align);
+}
+
 //-----------------------------------------------------------------------------
 // wxDataViewEditorCtrlEvtHandler
 //-----------------------------------------------------------------------------
@@ -705,16 +854,6 @@ BEGIN_EVENT_TABLE(wxDataViewEditorCtrlEvtHandler, wxEvtHandler)
     EVT_TEXT_ENTER     (-1, wxDataViewEditorCtrlEvtHandler::OnTextEnter)
 END_EVENT_TABLE()
 
-wxDataViewEditorCtrlEvtHandler::wxDataViewEditorCtrlEvtHandler(
-                                wxControl *editorCtrl,
-                                wxDataViewRenderer *owner )
-{
-    m_owner = owner;
-    m_editorCtrl = editorCtrl;
-
-    m_finished = false;
-}
-
 void wxDataViewEditorCtrlEvtHandler::OnIdle( wxIdleEvent &event )
 {
     if (m_focusOnIdle)
@@ -855,6 +994,22 @@ void wxDataViewCtrlBase::ExpandAncestors( const wxDataViewItem & item )
     }
 }
 
+wxDataViewItem wxDataViewCtrlBase::GetCurrentItem() const
+{
+    return HasFlag(wxDV_MULTIPLE) ? DoGetCurrentItem()
+                                  : GetSelection();
+}
+
+void wxDataViewCtrlBase::SetCurrentItem(const wxDataViewItem& item)
+{
+    wxCHECK_RET( item.IsOk(), "Can't make current an invalid item." );
+
+    if ( HasFlag(wxDV_MULTIPLE) )
+        DoSetCurrentItem(item);
+    else
+        Select(item);
+}
+
 wxDataViewColumn *
 wxDataViewCtrlBase::AppendTextColumn( const wxString &label, unsigned int model_column,
                             wxDataViewCellMode mode, int width, wxAlignment align, int flags )
@@ -1252,14 +1407,9 @@ wxDataViewChoiceRenderer::wxDataViewChoiceRenderer( const wxArrayString& choices
 
 wxControl* wxDataViewChoiceRenderer::CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value )
 {
-    wxString s = value;
-    wxSize size = labelRect.GetSize();
-#ifdef __WXMAC__
-    size = wxSize( wxMax(70,labelRect.width ), -1 );
-#endif
-    wxChoice *c = new wxChoice( parent, wxID_ANY, labelRect.GetTopLeft(), size, m_choices );
+    wxChoice* c = new wxChoice(parent, wxID_ANY, labelRect.GetTopLeft(), wxDefaultSize, m_choices );
+    c->Move(labelRect.GetRight() - c->GetRect().width, wxDefaultCoord);
     c->SetStringSelection( value.GetString() );
-
     return c;
 }
 
@@ -1294,6 +1444,49 @@ bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
     return true;
 }
 
+// ----------------------------------------------------------------------------
+// wxDataViewChoiceByIndexRenderer
+// ----------------------------------------------------------------------------
+
+wxDataViewChoiceByIndexRenderer::wxDataViewChoiceByIndexRenderer( const wxArrayString &choices,
+                                  wxDataViewCellMode mode, int alignment ) :
+      wxDataViewChoiceRenderer( choices, mode, alignment )
+{
+}
+                            
+wxControl* wxDataViewChoiceByIndexRenderer::CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value )
+{
+    wxVariant string_value = GetChoice( value.GetLong() );
+    
+    return wxDataViewChoiceRenderer::CreateEditorCtrl( parent, labelRect, string_value );
+}
+
+bool wxDataViewChoiceByIndexRenderer::GetValueFromEditorCtrl( wxControl* editor, wxVariant &value )
+{
+    wxVariant string_value;
+    if (!wxDataViewChoiceRenderer::GetValueFromEditorCtrl( editor, string_value ))
+        return false;
+
+    value = (long) GetChoices().Index( string_value.GetString() );
+    return true;
+}
+
+bool wxDataViewChoiceByIndexRenderer::SetValue( const wxVariant &value )
+{
+    wxVariant string_value = GetChoice( value.GetLong() );
+    return wxDataViewChoiceRenderer::SetValue( string_value );
+}
+    
+bool wxDataViewChoiceByIndexRenderer::GetValue( wxVariant &value ) const
+{
+    wxVariant string_value;
+    if (!wxDataViewChoiceRenderer::GetValue( string_value ))
+        return false;
+            
+    value = (long) GetChoices().Index( string_value.GetString() );
+    return true;
+}
+
 #endif
 
 //-----------------------------------------------------------------------------
@@ -1370,6 +1563,7 @@ void wxDataViewListStore::InsertItem(  unsigned int row, const wxVector<wxVarian
 void wxDataViewListStore::DeleteItem( unsigned int row )
 {
     wxVector<wxDataViewListStoreLine*>::iterator it = m_data.begin() + row;
+    delete *it;
     m_data.erase( it );
 
     RowDeleted( row );
@@ -1422,10 +1616,6 @@ wxDataViewListCtrl::wxDataViewListCtrl( wxWindow *parent, wxWindowID id,
            const wxValidator& validator )
 {
     Create( parent, id, pos, size, style, validator );
-
-    wxDataViewListStore *store = new wxDataViewListStore;
-    AssociateModel( store );
-    store->DecRef();
 }
 
 wxDataViewListCtrl::~wxDataViewListCtrl()
@@ -1437,7 +1627,14 @@ bool wxDataViewListCtrl::Create( wxWindow *parent, wxWindowID id,
            const wxPoint& pos, const wxSize& size, long style,
            const wxValidator& validator )
 {
-    return wxDataViewCtrl::Create( parent, id, pos, size, style, validator );
+    if ( !wxDataViewCtrl::Create( parent, id, pos, size, style, validator ) )
+        return false;
+
+    wxDataViewListStore *store = new wxDataViewListStore;
+    AssociateModel( store );
+    store->DecRef();
+
+    return true;
 }
 
 bool wxDataViewListCtrl::AppendColumn( wxDataViewColumn *column, const wxString &varianttype )
@@ -1683,6 +1880,14 @@ wxDataViewTreeStore::InsertContainer(const wxDataViewItem& parent,
     return node->GetItem();
 }
 
+bool wxDataViewTreeStore::IsContainer( const wxDataViewItem& item ) const
+{
+    wxDataViewTreeStoreNode *node = FindNode( item );
+    if (!node) return false;
+
+    return node->IsContainer();
+}
+
 wxDataViewItem wxDataViewTreeStore::GetNthChild( const wxDataViewItem& parent, unsigned int pos ) const
 {
     wxDataViewTreeStoreContainerNode *parent_node = FindContainerNode( parent );
@@ -1856,14 +2061,6 @@ wxDataViewItem wxDataViewTreeStore::GetParent( const wxDataViewItem &item ) cons
     return parent->GetItem();
 }
 
-bool wxDataViewTreeStore::IsContainer( const wxDataViewItem &item ) const
-{
-    wxDataViewTreeStoreNode *node = FindNode( item );
-    if (!node) return false;
-
-    return node->IsContainer();
-}
-
 unsigned int wxDataViewTreeStore::GetChildren( const wxDataViewItem &item, wxDataViewItemArray &children ) const
 {
     wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
@@ -1899,13 +2096,13 @@ int wxDataViewTreeStore::Compare( const wxDataViewItem &item1, const wxDataViewI
         return 0;
     }
 
-    if (node1->IsContainer() && !!node2->IsContainer())
-        return 1;
-
-    if (node2->IsContainer() && !!node1->IsContainer())
+    if (node1->IsContainer() && !node2->IsContainer())
         return -1;
 
-    return parent1->GetChildren().IndexOf( node1 ) - parent1->GetChildren().IndexOf( node2 );
+    if (node2->IsContainer() && !node1->IsContainer())
+        return 1;
+
+    return parent1->GetChildren().IndexOf( node1 ) - parent2->GetChildren().IndexOf( node2 );
 }
 
 wxDataViewTreeStoreNode *wxDataViewTreeStore::FindNode( const wxDataViewItem &item ) const
@@ -1957,7 +2154,15 @@ bool wxDataViewTreeCtrl::Create( wxWindow *parent, wxWindowID id,
     AssociateModel( store );
     store->DecRef();
 
-    AppendIconTextColumn(wxString(),0,wxDATAVIEW_CELL_EDITABLE,-1);
+    AppendIconTextColumn
+    (
+        wxString(),                 // no label (header is not shown anyhow)
+        0,                          // the only model column
+        wxDATAVIEW_CELL_EDITABLE,
+        -1,                         // default width
+        wxALIGN_NOT,                //  and alignment
+        0                           // not resizeable
+    );
 
     return true;
 }