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C# TextBlock.CaptureMouse方法代码示例

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();
        }
开发者ID:4ux-nbIx,项目名称:gemini,代码行数:50,代码来源:NumericTextBox.cs

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();
        }
开发者ID:KingKnecht,项目名称:gemini,代码行数:51,代码来源:NumericTextBox.cs


注:本文中的System.Windows.Controls.TextBlock.CaptureMouse方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。