private static void EditingCommandsEx_SelectFontFamily_Executed(Object sender, ExecutedRoutedEventArgs e)
{
var editor = sender as RichTextBox;
if (e.Handled = (editor != null && e.Parameter is FontFamily))
{
RichTextBoxToolBarHelper.ApplyNewValueToFormattingProperty <FontFamily>(
editor.Selection, Paragraph.FontFamilyProperty, (FontFamily)e.Parameter,
(item1, item2) => FontFamily.Equals(item1, item2));
}
}
private static void EditingCommandsEx_ToggleStrikethrough_Executed(Object sender, ExecutedRoutedEventArgs e)
{
var editor = sender as RichTextBox;
if (e.Handled = editor != null)
{
RichTextBoxToolBarHelper.ToggleSelectionFormattingProperty <TextDecorationCollection>(editor.Selection,
Inline.TextDecorationsProperty,
TextDecorations.Strikethrough, null,
(item1, item2) => TextDecorationCollection.Equals(item1, item2));
}
}
private static void EditingCommands_ToggleSuperscript_Executed(object sender, ExecutedRoutedEventArgs e)
{
var editor = sender as RichTextBox;
if (e.Handled = editor != null)
{
RichTextBoxToolBarHelper.ToggleSelectionFormattingProperty <BaselineAlignment>(editor.Selection,
Inline.BaselineAlignmentProperty,
BaselineAlignment.Superscript, BaselineAlignment.Baseline,
(item1, item2) => item1 == item2);
}
}
private static void EditingCommandsEx_SelectBackgroundColor_Executed(Object sender, ExecutedRoutedEventArgs e)
{
var editor = sender as RichTextBox;
Color?color = RichTextBoxToolBarHelper.GetSelectionColor(e.Parameter, Colors.White);
if (e.Handled = (editor != null && color != null))
{
RichTextBoxToolBarHelper.ApplyNewValueToFormattingProperty <SolidColorBrush>(
editor.Selection, TextElement.BackgroundProperty, new SolidColorBrush((Color)color),
(item1, item2) => SolidColorBrush.Equals(item1, item2));
}
}
private static void EditingCommandsEx_SelectFontSize_Executed(Object sender, ExecutedRoutedEventArgs e)
{
var editor = sender as RichTextBox;
Double?size = RichTextBoxToolBarHelper.GetSelectionFontSize(e.Parameter);
if (e.Handled = (editor != null && size != null))
{
RichTextBoxToolBarHelper.ApplyNewValueToFormattingProperty <Double>(
editor.Selection, Paragraph.FontSizeProperty, (Double)size,
(item1, item2) => Double.Equals(item1, item2));
}
}
private Boolean SetFontSize(Object fontSize)
{
RichTextBox editor = this.CurrentEditor;
Double? newSize = RichTextBoxToolBarHelper.GetSelectionFontSize(fontSize);
if (editor != null && newSize != null)
{
EditingCommandsEx.SelectFontSize.Execute(
(Double)newSize, editor);
editor.Focus();
this.IsOverflowOpen = false;
return(true);
}
return(false);
}
public void UpdateToolItems()
{
var selection = this.GetCurrentEditorSelection();
try
{
// Disable circular updates by the recall tool bar items commands
this.IsEnabledToolBarItems = true;
RichTextBoxToolBarHelper.UpdateSelectionFontFamily(
this._cbFontFamily, selection);
RichTextBoxToolBarHelper.UpdateSelectionFontSize(
this._cbFontSize, selection);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnBold, selection,
TextElement.FontWeightProperty, FontWeights.Bold);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnItalic, selection,
TextElement.FontStyleProperty, FontStyles.Italic);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnUnderline, selection,
Inline.TextDecorationsProperty, TextDecorations.Underline);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnStrikeout, selection,
Inline.TextDecorationsProperty, TextDecorations.Strikethrough);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnAlignLeft, selection,
Paragraph.TextAlignmentProperty, TextAlignment.Left);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnAlignCenter, selection,
Paragraph.TextAlignmentProperty, TextAlignment.Center);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnAlignRight, selection,
Paragraph.TextAlignmentProperty, TextAlignment.Right);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnAlignJustify, selection,
Paragraph.TextAlignmentProperty, TextAlignment.Justify);
RichTextBoxToolBarHelper.UpdateSelectionColor(
this._cbBackgroundColors, selection,
TextElement.BackgroundProperty, Colors.White);
RichTextBoxToolBarHelper.UpdateSelectionColor(
this._cbForegroundColors, selection,
TextElement.ForegroundProperty, Colors.Black);
RichTextBoxToolBarHelper.UpdateSelectionListType(
this._tgbtnBullets, selection,
TextMarkerStyle.Disc);
RichTextBoxToolBarHelper.UpdateSelectionListType(
this._tgbtnNumbering, selection,
TextMarkerStyle.Decimal);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnSubscript, selection,
Inline.BaselineAlignmentProperty, BaselineAlignment.Subscript);
RichTextBoxToolBarHelper.UpdateSelectionItemCheckedState(
this._tgbtnSuperscript, selection,
Inline.BaselineAlignmentProperty, BaselineAlignment.Superscript);
}
finally
{
this.IsEnabledToolBarItems = true;
}
}