m_dc = NULL;
m_align = align;
m_mode = mode;
- m_wantsAttr = false;
- m_hasAttr = false;
}
wxDataViewRenderer::~wxDataViewRenderer()
delete m_dc;
}
+bool
+wxDataViewRenderer::RenderWithAttr(wxDC& dc,
+ const wxRect& cell_rect,
+ int align,
+ const wxDataViewItemAttr *WXUNUSED(attr),
+ int state)
+{
+ // adjust the rectangle ourselves to account for the alignment
+
+ wxRect item_rect = cell_rect;
+ if ( align )
+ {
+ 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 < cell_rect.width )
+ {
+ if (align & wxALIGN_CENTER_HORIZONTAL)
+ item_rect.x += (cell_rect.width - size.x)/2;
+ else if (align & wxALIGN_RIGHT)
+ item_rect.x += cell_rect.width - size.x;
+ // else: wxALIGN_LEFT is the default
+
+ item_rect.width = size.x;
+ }
+
+ if ( size.y < cell_rect.height )
+ {
+ if (align & wxALIGN_CENTER_VERTICAL)
+ item_rect.y += (cell_rect.height - size.y)/2;
+ else if (align & wxALIGN_BOTTOM)
+ item_rect.y += cell_rect.height - size.y;
+ // else: wxALIGN_TOP is the default
+
+ item_rect.height = size.y;
+ }
+ }
+
+ return Render(item_rect, &dc, state);
+}
+
wxDC *wxDataViewRenderer::GetDC()
{
if (m_dc == NULL)
{
}
-void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset,
- wxRect cell, wxDC *dc, int state )
+void
+wxDataViewCustomRenderer::RenderText(wxDC& dc,
+ const wxRect& rect,
+ int align,
+ const wxString& text,
+ const wxDataViewItemAttr *attr,
+ int state,
+ int xoffset)
{
- wxDataViewCtrl *view = GetOwner()->GetOwner();
- wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
- wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
- view->GetForegroundColour();
- dc->SetTextForeground(col);
- dc->DrawText( text,
- cell.x + xoffset,
- cell.y + ((cell.height - dc->GetCharHeight()) / 2));
+ wxColour col;
+ if ( attr && attr->HasColour() )
+ col = attr->GetColour();
+ else if ( state & wxDATAVIEW_CELL_SELECTED )
+ col = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
+ else // use default foreground
+ col = GetOwner()->GetOwner()->GetForegroundColour();
+
+ wxDCTextColourChanger changeFg(dc, col);
+
+ wxDCFontChanger changeFont(dc);
+ if ( attr && attr->HasFont() )
+ {
+ wxFont font(dc.GetFont());
+ if ( attr->GetBold() )
+ font.MakeBold();
+ if ( attr->GetItalic() )
+ font.MakeItalic();
+
+ changeFont.Set(font);
+ }
+
+ wxRect rectText = rect;
+ rectText.x += xoffset;
+ rectText.width -= xoffset;
+
+ dc.DrawLabel(text, rectText, align);
}
// ---------------------------------------------------------
return true;
}
-bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state )
+bool
+wxDataViewTextRenderer::RenderWithAttr(wxDC& dc,
+ const wxRect& rect,
+ int align,
+ const wxDataViewItemAttr *attr,
+ int state)
{
- RenderText( m_text, 0, cell, dc, state );
+ RenderText(dc, rect, align, m_text, attr, state);
return true;
}
return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE);
}
-// ---------------------------------------------------------
-// wxDataViewTextRendererAttr
-// ---------------------------------------------------------
-
-IMPLEMENT_CLASS(wxDataViewTextRendererAttr, wxDataViewTextRenderer)
-
-wxDataViewTextRendererAttr::wxDataViewTextRendererAttr( const wxString &varianttype,
- wxDataViewCellMode mode, int align ) :
- wxDataViewTextRenderer( varianttype, mode, align )
-{
- m_wantsAttr = true;
-}
-
-bool wxDataViewTextRendererAttr::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
-{
- wxFont font;
- wxColour colour;
-
- if (m_hasAttr)
- {
- if (m_attr.HasColour())
- {
- colour = dc->GetTextForeground();
- dc->SetTextForeground( m_attr.GetColour() );
- }
-
- if (m_attr.GetBold() || m_attr.GetItalic())
- {
- font = dc->GetFont();
- wxFont myfont = font;
- if (m_attr.GetBold())
- myfont.SetWeight( wxFONTWEIGHT_BOLD );
- if (m_attr.GetItalic())
- myfont.SetStyle( wxFONTSTYLE_ITALIC );
- dc->SetFont( myfont );
- }
- }
-
- dc->DrawText( m_text, cell.x, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
-
- // restore dc
- if (m_hasAttr)
- {
- if (m_attr.HasColour())
- dc->SetTextForeground( colour );
-
- if (m_attr.GetBold() || m_attr.GetItalic())
- dc->SetFont( font );
- }
-
- return true;
-}
-
-
// ---------------------------------------------------------
// wxDataViewBitmapRenderer
// ---------------------------------------------------------
m_value = 0;
}
-wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
-{
-}
-
bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
{
m_value = (long) value;
return true;
}
-bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
+bool wxDataViewProgressRenderer::RenderWithAttr(wxDC& dc,
+ const wxRect& rect,
+ int WXUNUSED(align),
+ const wxDataViewItemAttr *attr,
+ int WXUNUSED(state))
{
- double pct = (double)m_value / 100.0;
- wxRect bar = cell;
- bar.width = (int)(cell.width * pct);
- dc->SetPen( *wxTRANSPARENT_PEN );
- dc->SetBrush( *wxBLUE_BRUSH );
- dc->DrawRectangle( bar );
+ // deflat the rect to leave a small border between bars in adjacent rows
+ wxRect bar = rect.Deflate(0, 1);
- dc->SetBrush( *wxTRANSPARENT_BRUSH );
- dc->SetPen( *wxBLACK_PEN );
- dc->DrawRectangle( cell );
+ dc.SetBrush( *wxTRANSPARENT_BRUSH );
+ dc.SetPen( *wxBLACK_PEN );
+ dc.DrawRectangle( bar );
+
+ bar.width = (int)(bar.width * m_value / 100.);
+ dc.SetPen( *wxTRANSPARENT_PEN );
+ dc.SetBrush( attr && attr->HasColour() ? wxBrush(attr->GetColour())
+ : *wxBLUE_BRUSH );
+ dc.DrawRectangle( bar );
return true;
}
SetAlignment(align);
}
-wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
-{
-}
-
bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
{
m_value << value;
return false;
}
-bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
+bool
+wxDataViewIconTextRenderer::RenderWithAttr(wxDC& dc,
+ const wxRect& rect,
+ int align,
+ const wxDataViewItemAttr *attr,
+ int state)
{
int xoffset = 0;
- const wxIcon &icon = m_value.GetIcon();
- if (icon.IsOk())
+
+ const wxIcon& icon = m_value.GetIcon();
+ if ( icon.IsOk() )
{
- dc->DrawIcon( icon, cell.x, cell.y + ((cell.height - icon.GetHeight()) / 2));
- xoffset = icon.GetWidth()+4;
+ dc.DrawIcon(icon, rect.x, rect.y + (rect.height - icon.GetHeight())/2);
+ xoffset = icon.GetWidth()+4;
}
- RenderText( m_value.GetText(), xoffset, cell, dc, state );
+ RenderText(dc, rect, align, m_value.GetText(), attr, state, xoffset);
return true;
}
model->GetValue( value, item, column->GetModelColumn());
cell->SetValue( value );
- if (cell->GetWantsAttr())
- {
- wxDataViewItemAttr attr;
- bool ret = model->GetAttr( item, column->GetModelColumn(), attr );
- if (ret)
- cell->SetAttr( attr );
- cell->SetHasAttr( ret );
- }
-
- wxSize size = cell->GetSize();
- size.x = wxMin( 2*PADDING_RIGHTLEFT + size.x, width );
- size.y = height;
- wxRect item_rect(x, 0, size.x, size.y);
-
- int align = cell->CalculateAlignment();
- // horizontal alignment:
- item_rect.x = x;
- if (align & wxALIGN_CENTER_HORIZONTAL)
- item_rect.x = x + (width / 2) - (size.x / 2);
- else if (align & wxALIGN_RIGHT)
- item_rect.x = x + width - size.x;
- // else: wxALIGN_LEFT is the default
-
- // vertical alignment:
- item_rect.y = 0;
- if (align & wxALIGN_CENTER_VERTICAL)
- item_rect.y = (height / 2) - (size.y / 2);
- else if (align & wxALIGN_BOTTOM)
- item_rect.y = height - size.y;
- // else: wxALIGN_TOP is the default
-
- // add padding
- item_rect.x += PADDING_RIGHTLEFT;
- item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
+ wxRect item_rect(x, 0, width, height);
+ item_rect.Deflate(PADDING_RIGHTLEFT, 0);
// dc.SetClippingRegion( item_rect );
- cell->Render( item_rect, &dc, 0 );
+ wxDataViewItemAttr attr;
+ const bool
+ hasAttr = model->GetAttr(item, column->GetModelColumn(), attr);
+ cell->RenderWithAttr(dc, item_rect, cell->CalculateAlignment(),
+ hasAttr ? &attr : NULL, 0);
// dc.DestroyClippingRegion();
x += width;
wxAutoBufferedPaintDC dc( this );
#ifdef __WXMSW__
+ dc.SetBrush(GetOwner()->GetBackgroundColour());
dc.SetPen( *wxTRANSPARENT_PEN );
- dc.SetBrush( wxBrush( GetBackgroundColour()) );
- dc.SetBrush( *wxWHITE_BRUSH );
- wxSize size( GetClientSize() );
- dc.DrawRectangle( 0,0,size.x,size.y );
+ dc.DrawRectangle(GetClientSize());
#endif
// prepare the DC
wxMin( (int)( GetLineAt( wxMax(0,update.y+update.height) ) - item_start + 1),
(int)(GetRowCount( ) - item_start));
unsigned int item_last = item_start + item_count;
+ // Get the parent of DataViewCtrl
+ wxWindow *parent = GetParent()->GetParent();
+ wxDataViewEvent cache_event(wxEVT_COMMAND_DATAVIEW_CACHE_HINT, parent->GetId());
+ cache_event.SetEventObject(GetParent());
+ cache_event.SetCache(item_start, item_last - 1);
+ parent->ProcessWindowEvent(cache_event);
// compute which columns needs to be redrawn
unsigned int cols = GetOwner()->GetColumnCount();
}
else
{
- dataitem = wxDataViewItem( wxUIntToPtr(item) );
+ dataitem = wxDataViewItem( wxUIntToPtr(item+1) );
}
model->GetValue( value, dataitem, col->GetModelColumn());
cell->SetValue( value );
- if (cell->GetWantsAttr())
- {
- wxDataViewItemAttr attr;
- bool ret = model->GetAttr( dataitem, col->GetModelColumn(), attr );
- if (ret)
- cell->SetAttr( attr );
- cell->SetHasAttr( ret );
- }
-
// update cell_rect
cell_rect.y = GetLineStart( item );
cell_rect.height = GetLineHeight( item );
wxDELETE(node);
}
- // cannot be bigger than allocated space
- wxSize size = cell->GetSize();
-
- // Because of the tree structure indent, here we should minus the width
- // of the cell for drawing
- size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width - indent );
- // size.y = wxMin( size.y, cell_rect.height );
- size.y = cell_rect.height;
-
- wxRect item_rect(cell_rect.GetTopLeft(), size);
- int align = cell->CalculateAlignment();
-
- // horizontal alignment:
- item_rect.x = cell_rect.x;
- if (align & wxALIGN_CENTER_HORIZONTAL)
- item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2);
- else if (align & wxALIGN_RIGHT)
- item_rect.x = cell_rect.x + cell_rect.width - size.x;
- // else: wxALIGN_LEFT is the default
-
- // vertical alignment:
- item_rect.y = cell_rect.y;
- if (align & wxALIGN_CENTER_VERTICAL)
- item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2);
- else if (align & wxALIGN_BOTTOM)
- item_rect.y = cell_rect.y + cell_rect.height - size.y;
- // else: wxALIGN_TOP is the default
+ wxRect item_rect = cell_rect;
+ item_rect.Deflate(PADDING_RIGHTLEFT, 0);
- // add padding
- item_rect.x += PADDING_RIGHTLEFT;
- item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
-
- // Here we add the tree indent
+ // account for the tree indent (harmless if we're not indented)
item_rect.x += indent;
+ item_rect.width -= indent;
int state = 0;
if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND))
// respect the given wxRect's top & bottom coords, eventually
// violating only the left & right coords - however the user can
// make its own renderer and thus we cannot be sure of that.
- dc.SetClippingRegion( item_rect );
- cell->Render( item_rect, &dc, state );
- dc.DestroyClippingRegion();
+ wxDCClipper clip(dc, item_rect);
+
+ wxDataViewItemAttr attr;
+ const bool
+ hasAttr = model->GetAttr(dataitem, col->GetModelColumn(), attr);
+ cell->RenderWithAttr(dc, item_rect, cell->CalculateAlignment(),
+ hasAttr ? &attr : NULL, state);
}
cell_rect.x += cell_rect.width;
bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item)
{
- if (!m_root)
+ if (IsVirtualList())
{
- m_count++;
+ wxDataViewVirtualListModel *list_model =
+ (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+ m_count = list_model->GetCount();
UpdateDisplay();
return true;
}
static void DestroyTreeHelper( wxDataViewTreeNode * node);
bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent,
- const wxDataViewItem& item)
+ const wxDataViewItem& item)
{
- if (!m_root)
+ if (IsVirtualList())
{
- m_count--;
+ wxDataViewVirtualListModel *list_model =
+ (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+ m_count = list_model->GetCount();
+
if( m_currentRow > GetRowCount() )
m_currentRow = m_count - 1;
+ // TODO: why empty the entire selection?
m_selection.Empty();
UpdateDisplay();
void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
{
wxCHECK_RET( newCurrent < GetRowCount(),
- _T("invalid item index in OnArrowChar()") );
+ wxT("invalid item index in OnArrowChar()") );
// if there is no selection, we cannot move it anywhere
if (!HasCurrentRow())
wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
{
- if (!m_root)
+ if (IsVirtualList())
{
- return wxDataViewItem( wxUIntToPtr(row) );
+ return wxDataViewItem( wxUIntToPtr(row+1) );
}
else
{
{
wxDataViewTreeNode* node = GetTreeNodeByRow(row);
indent = GetOwner()->GetIndent() * node->GetIndentLevel();
- indent = indent + m_lineHeight; // use m_lineHeight as the width of the expander
+ indent = indent + m_lineHeight; // use m_lineHeight as the width of the expander
if(!node->HasChildren())
delete node;
int wxDataViewMainWindow::RecalculateCount()
{
- if (!m_root)
+ if (IsVirtualList())
{
- wxDataViewIndexListModel *list_model =
- (wxDataViewIndexListModel*) GetOwner()->GetModel();
-#ifndef __WXMAC__
- return list_model->GetLastIndex() + 1;
-#else
- return list_model->GetLastIndex() - 1;
-#endif
+ wxDataViewVirtualListModel *list_model =
+ (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+
+ return list_model->GetCount();
}
else
{
if( model == NULL )
return -1;
- if (!m_root)
+ if (IsVirtualList())
{
- return wxPtrToUInt( item.GetID() );
+ return wxPtrToUInt( item.GetID() ) -1;
}
else
{
// don't use m_linesPerPage directly as it might not be computed yet
const int pageSize = GetCountPerPage();
- wxCHECK_RET( pageSize, _T("should have non zero page size") );
+ wxCHECK_RET( pageSize, wxT("should have non zero page size") );
switch ( event.GetKeyCode() )
{
else // !ctrl, !shift
{
// test in the enclosing if should make it impossible
- wxFAIL_MSG( _T("how did we get here?") );
+ wxFAIL_MSG( wxT("how did we get here?") );
}
}
projects / wxWidgets.git / blobdiff