この手順では、BottomAppBar 項目のフライアウトイベントとクリックイベントを処理するコードを追加します。
C# コードの書き方
| C# |
コードのコピー
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#region Clipboard
private void btnCopy_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
rtb.ClipboardCopy();
}
private void btnCut_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
if (rtb.IsReadOnly)
rtb.ClipboardCopy();
else
rtb.ClipboardCut();
}
private void btnPaste_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
if (!rtb.IsReadOnly)
{
rtb.ClipboardPaste();
}
}
#endregion
#region Undo/Redo
void btnRedo_Click(object sender, RoutedEventArgs e)
{
if (rtb.DocumentHistory.CanRedo)
{
rtb.DocumentHistory.Redo();
}
morePopUp.Hide();
}
void btnUndo_Click(object sender, RoutedEventArgs e)
{
if (rtb.DocumentHistory.CanUndo)
{
rtb.DocumentHistory.Undo();
}
morePopUp.Hide();
}
#endregion
#region Lists
void btnBulletedList_Click(object sender, RoutedEventArgs e)
{
// 選択範囲が既にリストかどうかをチェックします
if (rtb.Selection.Lists.Count<C1.Xaml.RichTextBox.Documents.C1List>() > 0)
{
// リストを解除します
rtb.Selection.UndoList();
}
else
{
// 箇条書きリストを作成します
rtb.Selection.MakeList(C1.Xaml.RichTextBox.Documents.TextMarkerStyle.Disc);
}
morePopUp.Hide();
}
void btnNumberedList_Click(object sender, RoutedEventArgs e)
{
// 選択範囲が既にリストかどうかをチェックします
if (rtb.Selection.Lists.Count<C1.Xaml.RichTextBox.Documents.C1List>() > 0)
{
// リストを解除します
rtb.Selection.UndoList();
}
else
{
// 番号付きリストを作成します
rtb.Selection.MakeList(C1.Xaml.RichTextBox.Documents.TextMarkerStyle.Decimal);
}
morePopUp.Hide();
}
#endregion
#region clear formatting
void btnClear_Click(object sender, RoutedEventArgs e)
{
// 前景色と背景色をクリアします
rtb.Selection.InlineBackground = null;
rtb.Selection.Foreground = rtb.Foreground;
// フォントをクリアします
rtb.Selection.FontWeight = FontWeights.Normal;
rtb.Selection.FontStyle = FontStyle.Normal;
rtb.Selection.TextDecorations = null;
}
#endregion
#region sub/super script
void btnSubscript_Click(object sender, RoutedEventArgs e)
{
// 下付き文字
if (rtb.Selection.InlineAlignment != C1VerticalAlignment.Sub && rtb.Selection.InlineAlignment != null)
{
rtb.Selection.InlineAlignment = C1VerticalAlignment.Sub;
ShrinkFont(4);
}
else
{
rtb.Selection.InlineAlignment = C1VerticalAlignment.Baseline;
GrowFont(4);
}
morePopUp.Hide();
}
void btnSuperscript_Click(object sender, RoutedEventArgs e)
{
// 上付き文字
if (rtb.Selection.InlineAlignment != C1VerticalAlignment.Super && rtb.Selection.InlineAlignment != null)
{
rtb.Selection.InlineAlignment = C1VerticalAlignment.Super;
ShrinkFont(4);
}
else
{
rtb.Selection.InlineAlignment = C1VerticalAlignment.Baseline;
GrowFont(4);
}
morePopUp.Hide();
}
private void GrowFont(int size)
{
// フォント拡大
rtb.Selection.TrimRuns();
foreach (var run in rtb.Selection.Runs)
{
run.FontSize += size;
}
}
private void ShrinkFont(int size)
{
// フォント縮小
rtb.Selection.TrimRuns();
foreach (var run in rtb.Selection.Runs)
{
run.FontSize -= size;
}
}
#endregion
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C# コードの書き方
| C# |
コードのコピー
|
|---|---|
#region More
Flyout morePopUp = new Flyout();
private void btnMore_Click(object sender, RoutedEventArgs e)
{
morePopUp.Placement = FlyoutPlacementMode.Top;
morePopUp.ShowAt(sender as FrameworkElement);
}
void InitMorePopup()
{
Border menuBorder = new Border();
menuBorder.Height = 260;
menuBorder.Width = 150;
StackPanel panel = new StackPanel();
panel.VerticalAlignment = Windows.UI.Xaml.VerticalAlignment.Center;
// 箇条書きリスト
Button btnBulletedList = new Button();
btnBulletedList.Content = "Bulleted List";
btnBulletedList.Style = Application.Current.Resources["MenuTextButtonStyle"] as Style;
btnBulletedList.Margin = new Thickness(20, 5, 20, 5);
btnBulletedList.Click += btnBulletedList_Click;
// 番号付きリスト
Button btnNumberedList = new Button();
btnNumberedList.Content = "Numbered List";
btnNumberedList.Style = Application.Current.Resources["MenuTextButtonStyle"] as Style;
btnNumberedList.Margin = new Thickness(20, 5, 20, 5);
btnNumberedList.Click += btnNumberedList_Click;
// 元に戻す
Button btnUndo = new Button();
btnUndo.Content = "Undo";
btnUndo.Style = Application.Current.Resources["MenuTextButtonStyle"] as Style;
btnUndo.Margin = new Thickness(20, 5, 20, 5);
btnUndo.Click += btnUndo_Click;
// 元に戻す
Button btnRedo = new Button();
btnRedo.Content = "Redo";
btnRedo.Style = Application.Current.Resources["MenuTextButtonStyle"] as Style;
btnRedo.Margin = new Thickness(20, 5, 20, 5);
btnRedo.Click += btnRedo_Click;
// 書式のクリア
Button btnClear = new Button();
btnClear.Content = "Clear Formatting";
btnClear.Style = Application.Current.Resources["MenuTextButtonStyle"] as Style;
btnClear.Margin = new Thickness(20, 5, 20, 5);
btnClear.Click += btnClear_Click;
// 上付き文字
Button btnSuperscript = new Button();
btnSuperscript.Content = "Superscript";
btnSuperscript.Style = Application.Current.Resources["MenuTextButtonStyle"] as Style;
btnSuperscript.Margin = new Thickness(20, 5, 20, 5);
btnSuperscript.Click += btnSuperscript_Click;
// 下付き文字
Button btnSubscript = new Button();
btnSubscript.Content = "Subscript";
btnSubscript.Style = Application.Current.Resources["MenuTextButtonStyle"] as Style;
btnSubscript.Margin = new Thickness(20, 5, 20, 5);
btnSubscript.Click += btnSubscript_Click;
// 取り消し線
Button btnStrikethrough = new Button();
btnStrikethrough.Content = "Strikethrough";
btnStrikethrough.Style = Application.Current.Resources["MenuTextButtonStyle"] as Style;
btnStrikethrough.Margin = new Thickness(20, 5, 20, 5);
btnStrikethrough.Click += btnStrikethrough_Click;
panel.Children.Add(btnBulletedList);
panel.Children.Add(btnNumberedList);
panel.Children.Add(btnSubscript);
panel.Children.Add(btnSuperscript);
panel.Children.Add(btnStrikethrough);
panel.Children.Add(btnUndo);
panel.Children.Add(btnRedo);
panel.Children.Add(btnClear);
menuBorder.Child = panel;
morePopUp.Content = menuBorder;
}
void btnStrikethrough_Click(object sender, RoutedEventArgs e)
{
// 取り消し線
var range = rtb.Selection;
var collection = new C1TextDecorationCollection();
if (range.TextDecorations == null)
{
collection.Add(C1TextDecorations.Strikethrough[0]);
}
else if (!range.TextDecorations.Contains(C1TextDecorations.Strikethrough[0]))
{
foreach (var decoration in range.TextDecorations)
collection.Add(decoration);
collection.Add(C1TextDecorations.Strikethrough[0]);
}
else
{
foreach (var decoration in range.TextDecorations)
collection.Add(decoration);
collection.Remove(C1TextDecorations.Strikethrough[0]);
if (collection.Count == 0)
collection = null;
}
range.TextDecorations = collection;
morePopUp.Hide();
}
#endregion
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C# コードの書き方
| C# |
コードのコピー
|
|---|---|
private void rtb_PointerPressed(object sender, PointerRoutedEventArgs e)
{
bottomAppBar.IsOpen = true;
topAppBar.IsOpen = true;
}
}
}
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この手順では、下部の AppBar のイベントコードを追加しました。次の手順では、このアプリケーションを実行します。