// For the generic implementation, both the leaf nodes and the nodes are sorted for
// fast search when needed
static wxDataViewModel* g_model;
-static int g_column = -2;
+
+// The column is either the index of the column to be used for sorting or one
+// of the special values in this enum:
+enum
+{
+ // Sort when we're thawed later.
+ SortColumn_OnThaw = -3,
+
+ // Don't sort at all.
+ SortColumn_None = -2,
+
+ // Sort using the model default sort order.
+ SortColumn_Default = -1
+};
+
+static int g_column = SortColumn_None;
static bool g_asending = true;
// ----------------------------------------------------------------------------
UpdateDisplay();
}
+ // Override the base class method to resort if needed, i.e. if
+ // SortPrepare() was called -- and ignored -- while we were frozen.
+ virtual void DoThaw()
+ {
+ if ( g_column == SortColumn_OnThaw )
+ {
+ Resort();
+ g_column = SortColumn_None;
+ }
+
+ wxWindow::DoThaw();
+ }
+
void SortPrepare()
{
g_model = GetModel();
+
+ // Avoid sorting while the window is frozen, this allows to quickly add
+ // many items without resorting after each addition and only resort
+ // them all at once when the window is finally thawed, see above.
+ if ( IsFrozen() )
+ {
+ g_column = SortColumn_OnThaw;
+ return;
+ }
+
wxDataViewColumn* col = GetOwner()->GetSortingColumn();
if( !col )
{
if (g_model->HasDefaultCompare())
- g_column = -1;
+ g_column = SortColumn_Default;
else
- g_column = -2;
+ g_column = SortColumn_None;
g_asending = true;
return;
void SetRowHeight( int lineHeight ) { m_lineHeight = lineHeight; }
int GetRowHeight() const { return m_lineHeight; }
+ int GetDefaultRowHeight() const;
// Some useful functions for row and item mapping
wxDataViewItem GetItemByRow( unsigned int row ) const;
m_currentColSetByKeyboard = false;
m_useCellFocus = false;
m_currentRow = (unsigned)-1;
-
-#ifdef __WXMSW__
- // We would like to use the same line height that Explorer uses. This is
- // different from standard ListView control since Vista.
- if ( wxGetWinVersion() >= wxWinVersion_Vista )
- m_lineHeight = wxMax(16, GetCharHeight()) + 6; // 16 = mini icon height
- else
-#endif // __WXMSW__
- m_lineHeight = wxMax(16, GetCharHeight()) + 1; // 16 = mini icon height
+ m_lineHeight = GetDefaultRowHeight();
#if wxUSE_DRAG_AND_DROP
m_dragCount = 0;
}
+int wxDataViewMainWindow::GetDefaultRowHeight() const
+{
+#ifdef __WXMSW__
+ // We would like to use the same line height that Explorer uses. This is
+ // different from standard ListView control since Vista.
+ if ( wxGetWinVersion() >= wxWinVersion_Vista )
+ return wxMax(16, GetCharHeight()) + 6; // 16 = mini icon height
+ else
+#endif // __WXMSW__
+ return wxMax(16, GetCharHeight()) + 1; // 16 = mini icon height
+}
+
+
+
#if wxUSE_DRAG_AND_DROP
bool wxDataViewMainWindow::EnableDragSource( const wxDataFormat &format )
{
if (!node->HasChildren())
return;
- if (!node->IsOpen())
- {
- if ( !SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()) )
- {
- // Vetoed by the event handler.
- return;
- }
+ if (!node->IsOpen())
+ {
+ if ( !SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()) )
+ {
+ // Vetoed by the event handler.
+ return;
+ }
- node->ToggleOpen();
+ node->ToggleOpen();
- // build the children of current node
- if( node->GetChildNodes().empty() )
- {
- SortPrepare();
- ::BuildTreeHelper(GetModel(), node->GetItem(), node);
- }
+ // build the children of current node
+ if( node->GetChildNodes().empty() )
+ {
+ SortPrepare();
+ ::BuildTreeHelper(GetModel(), node->GetItem(), node);
+ }
- // By expanding the node all row indices that are currently in the selection list
- // and are greater than our node have become invalid. So we have to correct that now.
- const unsigned rowAdjustment = node->GetSubTreeCount();
- for(unsigned i=0; i<m_selection.size(); ++i)
- {
- const unsigned testRow = m_selection[i];
- // all rows above us are not affected, so skip them
- if(testRow <= row)
- continue;
+ // By expanding the node all row indices that are currently in the selection list
+ // and are greater than our node have become invalid. So we have to correct that now.
+ const unsigned rowAdjustment = node->GetSubTreeCount();
+ for(unsigned i=0; i<m_selection.size(); ++i)
+ {
+ const unsigned testRow = m_selection[i];
+ // all rows above us are not affected, so skip them
+ if(testRow <= row)
+ continue;
- m_selection[i] += rowAdjustment;
- }
+ m_selection[i] += rowAdjustment;
+ }
- if(m_currentRow > row)
- ChangeCurrentRow(m_currentRow + rowAdjustment);
+ if(m_currentRow > row)
+ ChangeCurrentRow(m_currentRow + rowAdjustment);
- m_count = -1;
- UpdateDisplay();
- // Send the expanded event
- SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
- }
+ m_count = -1;
+ UpdateDisplay();
+ // Send the expanded event
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
+ }
}
void wxDataViewMainWindow::Collapse(unsigned int row)
return;
}
- if(event.LeftDown())
+ if(event.ButtonDown())
{
- // Not skipping this event would prevent the system from setting focus
- // to this window.
+ // Not skipping button down events would prevent the system from
+ // setting focus to this window as most (all?) of them do by default,
+ // so skip it to enable default handling.
event.Skip();
}
le.SetItem( item );
le.SetColumn( col->GetModelColumn() );
le.SetDataViewColumn( col );
-
- wxVariant value;
- model->GetValue( value, item, col->GetModelColumn() );
- le.SetValue(value);
}
parent->ProcessWindowEvent(le);
return;
}
- if (!col)
+ // Check if we clicked outside the item area.
+ if ((current >= GetRowCount()) || !col)
{
+ // Follow Windows convention here: clicking either left or right (but
+ // not middle) button clears the existing selection.
+ if (m_owner && (event.LeftDown() || event.RightDown()))
+ {
+ if (!GetSelections().empty())
+ {
+ m_owner->UnselectAll();
+ SendSelectionChangedEvent(wxDataViewItem());
+ }
+ }
event.Skip();
return;
}
wxDataViewRenderer *cell = col->GetRenderer();
- if ((current >= GetRowCount()) || (x > GetEndOfLastCol()))
- {
- // Unselect all if below the last row ?
- event.Skip();
- return;
- }
-
wxDataViewColumn* const
expander = GetExpanderColumnOrFirstOne(GetOwner());
m_sortingColumnIdx = wxNOT_FOUND;
m_headerArea = NULL;
+ m_clientArea = NULL;
m_colsDirty = false;
}
m_clientArea->SetFocus();
}
+bool wxDataViewCtrl::SetFont(const wxFont & font)
+{
+ if (!wxControl::SetFont(font))
+ return false;
+
+ if (m_headerArea)
+ m_headerArea->SetFont(font);
+
+ if (m_clientArea)
+ {
+ m_clientArea->SetFont(font);
+ m_clientArea->SetRowHeight(m_clientArea->GetDefaultRowHeight());
+ }
+
+ if (m_headerArea || m_clientArea)
+ {
+ InvalidateColBestWidths();
+ Layout();
+ }
+
+ return true;
+}
+
+
+
bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
{
if (!wxDataViewCtrlBase::AssociateModel( model ))
projects / wxWidgets.git / blobdiff