protected override void OnVisualChildrenChanged(DependencyObject visualAdded, DependencyObject visualRemoved)
{
base.OnVisualChildrenChanged(visualAdded, visualRemoved);
int curRow = -1;
int curCol = 0;
RowDefinitions.Clear();
if (Children != null)
{
foreach (UIElement curChild in Children)
{
if (curCol == 0)
{
RowDefinitions.Add(new RowDefinition()
{
Height = new GridLength(1, GridUnitType.Auto)
});
curRow += 1;
}
Grid.SetRow(curChild, curRow);
Grid.SetColumn(curChild, curCol);
curCol += 1;
if (curCol == 2)
{
curCol = 0;
}
}
}
}
private void BuildTiles()
{
if (RowDefinitions.Any())
{
RowDefinitions.Clear();
}
BuildColumns();
Children.Clear();
var tiles = ItemsSource;
if (tiles != null)
{
var numberOfRows = Math.Ceiling(tiles.Count / (float)MaxColumns);
for (var i = 0; i < numberOfRows; i++)
{
RowDefinitions.Add(new RowDefinition { Height = 200f });
}
for (var index = 0; index < tiles.Count; index++)
{
var column = index % MaxColumns;
var row = (int)Math.Floor(index / (float)MaxColumns);
var tile = BuildTile(tiles[index]);
Children.Add(tile, column, row);
}
}
}
void updateGridDimensions()
{
if (ColumnWidth < 0 || RowHeight < 0)
{
return;
}
ColumnDefinitions.Clear();
RowDefinitions.Clear();
for (int i = 0; i < ColumnCount; i++)
{
ColumnDefinitions.Add(new ColumnDefinition()
{
Width = new GridLength(ColumnWidth)
});
}
for (int i = 0; i < RowCount; i++)
{
RowDefinitions.Add(new RowDefinition()
{
Height = new GridLength(RowHeight)
});
}
System.Threading.Thread.Sleep(20);
reArrangItems();
}
void updateGridDimensions()
{
if (Dimensions.ColumnWidth < 0 || Dimensions.RowHeight < 0)
{
return;
}
ColumnDefinitions.Clear();
RowDefinitions.Clear();
int columnCount = Dimensions.ColumnCount > 0 ? Dimensions.ColumnCount : 1;
int rowCount = Dimensions.RowCount > 0 ? Dimensions.RowCount : 1;
for (int i = 0; i < columnCount; i++)
{
ColumnDefinitions.Add(new ColumnDefinition()
{
Width = new GridLength(Dimensions.ColumnWidth)
});
}
for (int i = 0; i < rowCount; i++)
{
RowDefinitions.Add(new RowDefinition()
{
Height = new GridLength(Dimensions.RowHeight)
});
}
reArrangItems();
}
public virtual void Clear()
{
Children.Clear();
ColumnDefinitions.Clear();
RowDefinitions.Clear();
init();
}
public void UpdateAccordionLayout()
{
RowDefinitions.Clear();
ColumnDefinitions.Clear();
int i = 0;
foreach (UIElement child in Children)
{
if (child is AccordionItem && !(child as AccordionItem).IsExpanded)
{
ColumnDefinitions.Add(new ColumnDefinition()
{
Width = GridLength.Auto
});
}
else
{
ColumnDefinitions.Add(new ColumnDefinition()
{
Width = new GridLength(1, GridUnitType.Star)
});
}
Grid.SetColumn(child, i);
i++;
}
InvalidateMeasure();
}
public void SetupOrientation()
{
ColumnDefinitions.Clear();
RowDefinitions.Clear();
if (Orientation == LayoutSystemOrientation.HORIZONTAL)
{
RowDefinition rd = new RowDefinition();
if (HorizontalAlignment == HorizontalAlignment.Stretch)
{
rd.Height = new GridLength(1, GridUnitType.Star);
}
else
{
rd.Height = new GridLength(1, GridUnitType.Auto);
}
RowDefinitions.Add(rd);
}
else
{
ColumnDefinition cd = new ColumnDefinition();
if (VerticalAlignment == VerticalAlignment.Stretch)
{
cd.Width = new GridLength(1, GridUnitType.Star);
}
else
{
cd.Width = new GridLength(1, GridUnitType.Auto);
}
ColumnDefinitions.Add(cd);
}
}
private void UpdateRowsAndColumns()
{
if (_prices != null && _currency != null)
{
Children.Clear();
RowDefinitions.Clear();
for (int i = 0; i < _prices.Count; i++)
{
var price = _prices[i];
var label = new TextBlock();
label.Style = App.Current.Resources["DisabledBodyTextBlockStyle"] as Style;
label.Text = price.Label;
label.Margin = new Thickness(12, 4, 0, 4);
var amount = new TextBlock();
amount.Style = App.Current.Resources["DisabledBodyTextBlockStyle"] as Style;
amount.Text = BindConvert.Current.FormatAmount(price.Amount, _currency);
amount.Margin = new Thickness(8, 4, 12, 4);
amount.TextAlignment = TextAlignment.Right;
Grid.SetRow(label, i);
Grid.SetRow(amount, i);
Grid.SetColumn(amount, 1);
Children.Add(label);
Children.Add(amount);
RowDefinitions.Add(new RowDefinition {
Height = new GridLength(0, GridUnitType.Auto)
});
}
}
}
public void BuildTiles(IEnumerable <object> tiles)
{
try
{
if (tiles == null || tiles.Count() == 0)
{
Children?.Clear();
}
// Wipe out the previous row definitions if they're there.
RowDefinitions?.Clear();
var enumerable = tiles as IList ?? tiles.ToList();
var numberOfRows = Math.Ceiling(enumerable.Count / (float)MaxColumns);
for (var i = 0; i < numberOfRows; i++)
{
RowDefinitions?.Add(new RowDefinition {
Height = TileHeight
});
}
for (var index = 0; index < enumerable.Count; index++)
{
var column = index % MaxColumns;
var row = (int)Math.Floor(index / (float)MaxColumns);
var tile = BuildTile(enumerable[index]);
Children?.Add(tile, column, row);
}
}
catch { // can throw exceptions if binding upon disposal
}
}
private void UpdateChildren()
{
var alreadyContainedChildren = Children.OfType <ILayoutControl>().ToArray();
DetachOldSplitters();
DetachPropertyChangeHandler();
Children.Clear();
ColumnDefinitions.Clear();
RowDefinitions.Clear();
var manager = _model?.Root?.Manager;
if (manager == null)
{
return;
}
foreach (var child in _model.Children)
{
var foundContainedChild = alreadyContainedChildren.FirstOrDefault(chVM => chVM.Model == child);
if (foundContainedChild != null)
{
Children.Add(foundContainedChild as UIElement);
}
else
{
Children.Add(manager.CreateUIElementForModel(child));
}
}
CreateSplitters();
UpdateRowColDefinitions();
AttachNewSplitters();
AttachPropertyChangeHandler();
}
protected override void OnVisualChildrenChanged(System.Windows.DependencyObject visualAdded, System.Windows.DependencyObject visualRemoved)
{
base.OnVisualChildrenChanged(visualAdded, visualRemoved);
int curRow = -1;
int curCol = 1;
RowDefinitions.Clear();
if (Children != null)
{
foreach (System.Windows.UIElement curChild in Children)
{
if (curCol == 0)
{
curCol = 1;
}
else
{
curCol = 0;
curRow++;
RowDefinitions.Add(new RowDefinition()
{
Height = new System.Windows.GridLength(1, System.Windows.GridUnitType.Auto)
});
}
Grid.SetRow(curChild, curRow);
Grid.SetColumn(curChild, curCol);
}
}
RowDefinitions.Add(new RowDefinition()
{
Height = new System.Windows.GridLength(1, System.Windows.GridUnitType.Star)
});
}
private void UpdateRowsAndColumns()
{
if (_options != null && _currency != null)
{
Children.Clear();
RowDefinitions.Clear();
Shipping = _options[0];
for (int i = 0; i < _options.Count; i++)
{
var option = _options[i];
var radio = new RadioButton();
radio.IsChecked = i == 0;
radio.Content = BindConvert.Current.ShippingOption(option, _currency);
radio.Margin = new Thickness(12, 4, 12, 4);
radio.DataContext = option;
radio.Checked += (s, args) =>
{
Shipping = radio.DataContext as ShippingOption;
};
Grid.SetRow(radio, i);
Children.Add(radio);
RowDefinitions.Add(new RowDefinition {
Height = new GridLength(0, GridUnitType.Auto)
});
}
}
}
private void Reset()
{
_keys = null;
Children.Clear();
RowDefinitions.Clear();
ColumnDefinitions.Clear();
}
private void AddRows(int count)
{
RowDefinitions.Clear();
RowDefinition firstRow = new RowDefinition();
firstRow.Height = new GridLength(1, GridUnitType.Star);
RowDefinitions.Add(firstRow);
for (int i = 0; i < count; i++)
{
RowDefinition spaceBetween = new RowDefinition();
spaceBetween.Height = new GridLength(20);
RowDefinitions.Add(spaceBetween);
RowDefinition cards = new RowDefinition();
cards.Height = GridLength.Auto;
RowDefinitions.Add(cards);
}
RowDefinition lastSpaceBetween = new RowDefinition();
lastSpaceBetween.Height = new GridLength(20);
RowDefinitions.Add(lastSpaceBetween);
RowDefinition lastRow = new RowDefinition();
lastRow.Height = new GridLength(1, GridUnitType.Star);
RowDefinitions.Add(lastRow);
}
public async Task BuildTiles <T>(IEnumerable <T> tiles)
{
// Wipe out the previous row definitions if they're there.
if (RowDefinitions.Any())
{
RowDefinitions.Clear();
}
var enumerable = tiles as IList <T> ?? tiles.ToList();
var numberOfRows = Math.Ceiling(enumerable.Count / (float)MaxColumns);
for (var i = 0; i < numberOfRows; i++)
{
RowDefinitions.Add(new RowDefinition {
Height = TileHeight
});
}
for (var index = 0; index < enumerable.Count; index++)
{
var column = index % MaxColumns;
var row = (int)Math.Floor(index / (float)MaxColumns);
var tile = await BuildTile(enumerable[index]);
Children.Add(tile, column, row);
}
}
public void BindGridStructure()
{
RowDefinitions.Clear();
ColumnDefinitions.Clear();
Observable.Range(0, Rows)
.Subscribe(c =>
{
var rowDef = new RowDefinition();
if (CellHeight > 0)
{
rowDef.Height = new GridLength(CellHeight);
}
RowDefinitions.Add(rowDef);
});
Observable.Range(0, Columns)
.Subscribe(c =>
{
var def = new ColumnDefinition();
if (CellWidth > 0)
{
def.Width = new GridLength(CellWidth);
}
ColumnDefinitions.Add(def);
});
}
private void Init(int row, int column)
{
_game = new Game(row, column, row * column / 6, this);
RowDefinitions.Clear();
for (int i = 0; i < row; i++)
{
RowDefinitions.Add(new RowDefinition());
}
ColumnDefinitions.Clear();
for (int i = 0; i < column; i++)
{
ColumnDefinitions.Add(new ColumnDefinition());
}
for (int i = 0; i < row; i++)
{
for (int j = 0; j < column; j++)
{
var cell = new Cell(i, j, this);
SetRow(cell, i);
SetColumn(cell, j);
Children.Add(cell);
}
}
Invalidate();
}
private void ResetGrid()
{
Children.Clear();
RowDefinitions.Clear();
_populatingRow = 0;
_selectedTrackRow = -1;
_justClickedTrack = false;
}
private void SetHorizontalMode()
{
ColumnDefinitions.Clear();
RowDefinitions.Clear();
var b1 = new Binding
{
Source = this,
Path = new PropertyPath("OverviewWidth"),
Mode = BindingMode.TwoWay,
UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged,
};
var cdef1 = new ColumnDefinition {
MinWidth = 50
};
BindingOperations.SetBinding(cdef1, ColumnDefinition.WidthProperty, b1);
ColumnDefinitions.Add(cdef1);
ColumnDefinitions.Add(new ColumnDefinition {
Width = GridLength.Auto
});
ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(2, GridUnitType.Star), MinWidth = 50
});
RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
});
foreach (UIElement child in Children)
{
switch (GetChildType(child))
{
case MainCenterGridChildType.NoteList:
Grid.SetColumn(child, 0);
Grid.SetRow(child, 0);
break;
case MainCenterGridChildType.Splitter:
Grid.SetColumn(child, 1);
Grid.SetRow(child, 0);
((GridSplitter)child).HorizontalAlignment = HorizontalAlignment.Stretch;
((GridSplitter)child).VerticalAlignment = VerticalAlignment.Stretch;
((GridSplitter)child).Width = 3;
((GridSplitter)child).Height = double.NaN;
break;
case MainCenterGridChildType.NoteView:
Grid.SetColumn(child, 2);
Grid.SetRow(child, 0);
break;
}
}
_isCurrentlyVerticalMode = false;
}
private void FieldPropertyChanged(Field oldValue, Field newValue)
{
if (oldValue != null)
{
oldValue.Evaluated -= Field_Evaluated;
}
if (viewField != null)
{
}
viewField = null;
Children.Clear();
ColumnDefinitions.Clear();
RowDefinitions.Clear();
if (newValue != null)
{
newValue.Evaluated += Field_Evaluated;
for (int i = 0; newValue.Width > i; i++)
{
ColumnDefinitions.Add(new ColumnDefinition());
}
for (int i = 0; newValue.Height > i; i++)
{
RowDefinitions.Add(new RowDefinition());
}
var field = newValue.Map;
foreach (var cell in field)
{
cell.SynchronizationContext = System.Threading.SynchronizationContext.Current;
}
var h = field.GetLength(0);
var w = field.GetLength(1);
viewField = new CellView[h, w];
for (int y = 0; h > y; y++)
{
for (int x = 0; w > x; x++)
{
CellView view = new CellView();
view.Margin = new Thickness(5);
view.Cell = field[y, x];
viewField[y, x] = view;
SetRow(view, y);
SetColumn(view, x);
Children.Add(view);
}
}
}
}
private void SetRowDefinitions(RowDefinitions rowDefinitions)
{
RowDefinitions.Clear();
foreach (var rowDefinition in rowDefinitions)
{
RowDefinitions.Add(rowDefinition);
}
}
private void PrepareColumnAndRowLayout()
{
// Recreate columns and rows only after dimensions changed.
if (_actualWidth == ActualWidth && _actualHeight == ActualHeight)
{
return;
}
_actualWidth = ActualWidth;
_actualHeight = ActualHeight;
ColumnDefinitions.Clear();
RowDefinitions.Clear();
// Only reserve space if a template is set
double headersOffset = 0d;
if (GroupButtonEnabled)
{
headersOffset = GroupButtonWidth;
ColumnDefinition groupButtonColumn = new ColumnDefinition {
Width = new GridLength(GridUnitType.Pixel, headersOffset)
};
ColumnDefinitions.Add(groupButtonColumn);
}
double headerWidth = HeaderWidth;
headersOffset += headerWidth;
ColumnDefinition rowHeaderColumn = new ColumnDefinition {
Width = new GridLength(GridUnitType.Pixel, headerWidth)
};
ColumnDefinitions.Add(rowHeaderColumn);
double rowHeight = ActualHeight / _numberOfRows;
double colWidth = (ActualWidth - headersOffset) / _numberOfColumns;
for (int c = 0; c < _numberOfColumns; c++)
{
ColumnDefinition cd = new ColumnDefinition {
Width = new GridLength(GridUnitType.Pixel, colWidth)
};
ColumnDefinitions.Add(cd);
}
for (int r = 0; r < _numberOfRows; r++)
{
RowDefinition cd = new RowDefinition {
Height = new GridLength(GridUnitType.Pixel, rowHeight)
};
RowDefinitions.Add(cd);
}
SetInitialViewOffset();
RecreateAndArrangeChildren(true);
RestoreFocusPosition(true);
}
private void GenerateRowDefinitionsFromScript(string script)
{
RowDefinitions.Clear();
script?.Split(RowColumnScriptPartSplitDelimiters, StringSplitOptions.RemoveEmptyEntries)
.SelectMany(ExpandStringDefinition)
.ForEach(e =>
{
RowDefinitions.Add(RowColumnDefinition.FromString(e).ToRowDefinition());
});
}
private void ArrangeChildren()
{
if (_arrangeChildren == false)
{
_arrangeChildren = true;
RowDefinitions.Clear();
ColumnDefinitions.Clear();
var children = Children.Cast <FrameworkElement>().ToArray();
if (Orientation == Orientation.Vertical)
{
var index = 0;
var rows = RowDefinitions;
foreach (var child in children)
{
rows.Add(new RowDefinition
{
Height = CalcChildLength(child, child.Height),
MinHeight = child.MinHeight,
MaxHeight = child.MaxHeight
});
SetRow(child, index);
SetColumn(child, 0);
++index;
}
}
else
{
var index = 0;
var columns = ColumnDefinitions;
foreach (var child in children)
{
columns.Add(new ColumnDefinition
{
Width = CalcChildLength(child, child.Width),
MinWidth = child.MinWidth,
MaxWidth = child.MaxWidth
});
SetRow(child, 0);
SetColumn(child, index);
++index;
}
}
_arrangeChildren = false;
}
}
private void OnNumberOfItemsChangedImpl()
{
var numOfChildren = _currentChildrenCount;
using (var d = Dispatcher.DisableProcessing())
{
RowDefinitions.Clear();
ColumnDefinitions.Clear();
if (numOfChildren > 0)
{
var squareLength = getSquareLength(numOfChildren);
var numOfCols = getColumns(squareLength);
var numOfRows = getRows(squareLength);
for (var i = 0; i < numOfRows; i++)
{
RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
});
}
for (var i = 0; i < numOfCols; i++)
{
ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
});
}
var adjustWidthFactor = 1.0;
var adjustWidthOnLastRow = numOfChildren < (numOfCols * numOfRows);
if (adjustWidthOnLastRow)
{
var notEmptySlots = (numOfChildren % numOfCols);
adjustWidthFactor = ((double)numOfCols / (double)notEmptySlots);
}
int row = 0, col = 0;
foreach (var view in Children)
{
var cell = (FrameworkElement)view;
SetRow(cell, row);
SetColumn(cell, col);
if (adjustWidthOnLastRow && row == (numOfRows - 1))
{
SetAdjustColumnWidth(cell, adjustWidthFactor);
}
else
{
SetAdjustColumnWidth(cell, 1.0);
}
if (++col >= numOfCols)
{
col = 0;
row++;
}
}
}
}
}
public void BuildTiles(IEnumerable <object> tiles)
{
try
{
if (tiles == null || tiles.Count() == 0)
{
Children?.Clear();
}
var t = ItemsSource.GetType();
var isObs = t.GetTypeInfo().IsGenericType&& ItemsSource.GetType().GetGenericTypeDefinition() == typeof(ObservableCollection <>);
if (isObs)
{
ObservableSource = new ObservableCollection <object>(ItemsSource.Cast <object>());
}
// Wipe out the previous definitions if they're there.
RowDefinitions?.Clear();
ColumnDefinitions?.Clear();
var enumerable = ObservableSource as IList ?? tiles.ToList();
var numberOfRows = Math.Ceiling(enumerable.Count / (float)MaxColumns);
for (var i = 0; i < MaxColumns; i++)
{
ColumnDefinitions.Add(new ColumnDefinition {
Width = GridLength.Star
});
}
for (var i = 0; i < numberOfRows; i++)
{
RowDefinitions?.Add(new RowDefinition {
Height = TileHeight
});
}
for (var index = 0; index < enumerable.Count; index++)
{
var column = index % MaxColumns;
var row = (int)Math.Floor(index / (float)MaxColumns);
var tile = BuildTile(enumerable[index]);
Children.Add(tile, column, row);
}
//ForceLayout();
}
catch
{ // can throw exceptions if binding upon disposal
/*throw new Exception(" Unhandled excepection while building tiles");*/
}
}
private void SetRows(string rows)
{
var items = GridUtil.ParseAll(rows);
RowDefinitions.Clear();
foreach (var item in items)
{
RowDefinitions.Add(new RowDefinition {
Height = item
});
}
}
/// <summary>
/// Clear Rung (delete all components)
/// </summary>
public RungUI Clear()
{
Children.Clear();
ColumnDefinitions.Clear();
RowDefinitions.Clear();
_LogicalRung.Clear();
_Components.Clear();
_Wires.Clear();
AddColumn();
AddRow();
return(this);
}
private void UpdateRowDefinitions()
{
RowDefinitions.Clear();
for (int i = 0; i < Rows; i++)
{
RowDefinitions.Add(new RowDefinition());
}
if (DesignerProperties.GetIsInDesignMode(this) == true)
{
AddDesignTimeBorders();
}
}
protected override Size MeasureOverride(Size constraint)
{
UpdateComputedValues();
RowDefinitions.Clear();
ColumnDefinitions.Clear();
for (var i = 0; i < Rows; i++)
{
RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
});
}
for (var i = 0; i < Columns; i++)
{
ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
});
}
var count = 0;
for (var r = 0; r < Rows; r++)
{
for (var c = 0; c < Columns; c++)
{
if (count > Children.Count - 1)
{
continue;
}
Children[count].Measure(constraint);
if (RowDefinitions[r].MinHeight < Children[count].DesiredSize.Height)
{
RowDefinitions[r].MinHeight = Children[count].DesiredSize.Height;
}
if (ColumnDefinitions[c].MinWidth < Children[count].DesiredSize.Width)
{
ColumnDefinitions[c].MinWidth = Children[count].DesiredSize.Width + 6;
}
SetColumn(Children[count], c);
SetRow(Children[count], r);
count++;
}
}
return(base.MeasureOverride(constraint));
}
