本文整理汇总了C#中System.Windows.Controls.TextBlock.CaptureMouse方法的典型用法代码示例。如果您正苦于以下问题:C# TextBlock.CaptureMouse方法的具体用法?C# TextBlock.CaptureMouse怎么用?C# TextBlock.CaptureMouse使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Windows.Controls.TextBlock
的用法示例。
在下文中一共展示了TextBlock.CaptureMouse方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: OnApplyTemplate
public override void OnApplyTemplate()
{
_textBlock = (TextBlock) Template.FindName("TextBlock", this);
var originalPosition = new Point();
double originalValue = 0;
var mouseMoved = false;
_textBlock.MouseDown += (sender, e) =>
{
originalPosition = e.GetPosition(_textBlock);
originalValue = Value;
_textBlock.CaptureMouse();
mouseMoved = false;
};
_textBlock.MouseMove += (sender, e) =>
{
if (!_textBlock.IsMouseCaptured)
return;
mouseMoved = true;
var newPosition = e.GetPosition(_textBlock);
Value = CoerceValue(originalValue + (newPosition.X - originalPosition.X)/50.0);
};
_textBlock.MouseUp += (sender, e) =>
{
if (_textBlock.IsMouseCaptured)
_textBlock.ReleaseMouseCapture();
if (!mouseMoved)
{
Mode = NumericTextBoxMode.TextBox;
_textBox.SelectAll();
_textBox.Focus();
}
};
_textBox = (TextBox) Template.FindName("TextBox", this);
_textBox.KeyUp += (sender, e) =>
{
if (e.Key == Key.Escape || e.Key == Key.Enter)
Mode = NumericTextBoxMode.Normal;
};
_textBox.LostFocus += (sender, e) => Mode = NumericTextBoxMode.Normal;
base.OnApplyTemplate();
}
示例2: OnApplyTemplate
public override void OnApplyTemplate()
{
_textBlock = (TextBlock) Template.FindName("TextBlock", this);
var originalPosition = new System.Drawing.Point();
var mouseMoved = false;
_textBlock.MouseDown += (sender, e) =>
{
originalPosition = System.Windows.Forms.Cursor.Position;
_textBlock.CaptureMouse();
Mouse.OverrideCursor = Cursors.None;
mouseMoved = false;
};
_textBlock.MouseMove += (sender, e) =>
{
if (!_textBlock.IsMouseCaptured)
return;
mouseMoved = true;
var newPosition = System.Windows.Forms.Cursor.Position;
Value = CoerceValue(Value + (newPosition.X - originalPosition.X) / 50.0);
System.Windows.Forms.Cursor.Position = originalPosition;
};
_textBlock.MouseUp += (sender, e) =>
{
Mouse.OverrideCursor = null;
_textBlock.ReleaseMouseCapture();
if (!mouseMoved)
{
Mode = NumericTextBoxMode.TextBox;
_textBox.SelectAll();
_textBox.Focus();
}
};
_textBox = (TextBox) Template.FindName("TextBox", this);
_textBox.KeyUp += (sender, e) =>
{
if (e.Key == Key.Escape || e.Key == Key.Enter)
Mode = NumericTextBoxMode.Normal;
};
_textBox.LostFocus += (sender, e) => Mode = NumericTextBoxMode.Normal;
base.OnApplyTemplate();
}