/// <summary>
/// 显示提示框 （BY 罗鹏 2012-07-07 加了个Commain 参数）
/// </summary>
/// <param name="control">需要定位的控件</param>
/// <param name="msg">信息</param>
/// <param name="Commain">需要定位的控件所在的页面(一般传入 this 即可)</param>
/// <param name="orientation">方向 默认右上方</param>
/// <param name="width">提示气泡的宽度</param>
/// <param name="height">提示气泡的高度</param>
public void ShowTip(FrameworkElement control, object msg, ContentControl Commain, TipOrientation orientation = TipOrientation.upRight, double width = 150, double height = 30)
{
if (isDoing)
{
t.Abort();
}
isDoing = true;
this.tipCallout.Height = height;
this.tipCallout.Width = width;
ChangeTipStatus(System.Windows.Visibility.Visible);
this.tipCallout.Content = msg;
FixedPosition(control, orientation, Commain);
this.tipCallout.Opacity = 1.0;
ReduceOpacity();
}
/// <summary>
/// 显示提示框 （BY 罗鹏 2012-07-07 加了个Commain 参数）
/// </summary>
/// <param name="control">需要定位的控件</param>
/// <param name="msg">信息</param>
/// <param name="Commain">需要定位的控件所在的页面(一般传入 this 即可)</param>
/// <param name="orientation">方向 默认右上方</param>
/// <param name="width">提示气泡的宽度</param>
/// <param name="height">提示气泡的高度</param>
public void ShowTip(FrameworkElement control, object msg, ContentControl Commain, TipOrientation orientation = TipOrientation.upRight, double width = 150, double height = 30)
{
if (isDoing)
{
t.Abort();
}
isDoing = true;
this.tipCallout.Height = height;
this.tipCallout.Width = width;
ChangeTipStatus(System.Windows.Visibility.Visible);
this.tipCallout.Content = msg;
FixedPosition(control, orientation, Commain);
this.tipCallout.Opacity = 1.0;
ReduceOpacity();
}
/// <summary>
/// 定位
/// </summary>
/// <param name="control"></param>
/// <param name="orientation"></param>
private void FixedPosition(FrameworkElement control, TipOrientation orientation, ContentControl Commain)
{
//尖角的长度
int angleLength = 5;
double tipWidht = tipCallout.Width;
double tipHeight = tipCallout.Height;
//控件距离窗体边界的距离
Point screenPoint = control.TranslatePoint(new Point(0, 0), Commain);
switch (orientation)
{
case TipOrientation.up:
if (screenPoint.Y > tipHeight + angleLength &&
Commain.ActualWidth - screenPoint.X - tipWidht > 0)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.up];
this.Margin = new Thickness(screenPoint.X, screenPoint.Y - tipHeight - angleLength, 0, 0);
}
else
goto case TipOrientation.upRight;
break;
case TipOrientation.upRight:
if (Commain.ActualWidth - screenPoint.X - control.ActualWidth / 2 > tipWidht &&
screenPoint.Y > tipHeight + angleLength
)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.upRight];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth / 2, screenPoint.Y - tipHeight - angleLength, 0, 0);
}
else
goto case TipOrientation.right;
break;
case TipOrientation.right:
if (Commain.ActualWidth - screenPoint.X - control.ActualWidth > tipWidht + angleLength &&
Commain.ActualHeight - screenPoint.Y - tipHeight > 0)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.right];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth + angleLength, screenPoint.Y, 0, 0);
}
else
goto case TipOrientation.downRight;
break;
case TipOrientation.downRight:
if (Commain.ActualWidth - screenPoint.X - control.ActualWidth / 2 > tipWidht &&
Commain.ActualHeight - screenPoint.Y - control.ActualHeight > tipHeight + angleLength
)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.downRight];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth / 2, screenPoint.Y + control.ActualHeight + angleLength, 0, 0);
}
else
goto case TipOrientation.down;
break;
case TipOrientation.down:
if (Commain.ActualHeight - screenPoint.Y - control.ActualHeight > tipHeight + angleLength &&
Commain.ActualWidth - screenPoint.X - tipWidht > 0
)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.down];
this.Margin = new Thickness(screenPoint.X, screenPoint.Y + control.ActualHeight + angleLength, 0, 0);
}
else
{
goto case TipOrientation.downLeft;
}
break;
case TipOrientation.downLeft:
if (screenPoint.X + control.ActualWidth / 2 > tipWidht &&
Commain.ActualHeight - screenPoint.Y - control.ActualHeight > tipHeight + angleLength
)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.downLeft];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth / 2 - tipWidht, screenPoint.Y + control.ActualHeight + angleLength, 0, 0);
}
else
goto case TipOrientation.left;
break;
case TipOrientation.left:
if (screenPoint.X > tipWidht + angleLength &&
Commain.ActualHeight - screenPoint.Y - tipHeight > 0)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.left];
this.Margin = new Thickness(screenPoint.X - tipWidht - angleLength, screenPoint.Y, 0, 0);
}
else
goto case TipOrientation.upLeft;
break;
case TipOrientation.upLeft:
if (screenPoint.X + control.ActualWidth / 2 > tipWidht && screenPoint.Y > tipHeight + angleLength)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.upLeft];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth / 2 - tipWidht, screenPoint.Y - tipHeight - angleLength, 0, 0);
}
else
goto case TipOrientation.up;
break;
}
}
/// <summary>
/// 定位
/// </summary>
/// <param name="control"></param>
/// <param name="orientation"></param>
private void FixedPosition(FrameworkElement control, TipOrientation orientation, ContentControl Commain)
{
//尖角的长度
int angleLength = 5;
double tipWidht = tipCallout.Width;
double tipHeight = tipCallout.Height;
//控件距离窗体边界的距离
Point screenPoint = control.TranslatePoint(new Point(0, 0), Commain);
switch (orientation)
{
case TipOrientation.up:
if (screenPoint.Y > tipHeight + angleLength &&
Commain.ActualWidth - screenPoint.X - tipWidht > 0)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.up];
this.Margin = new Thickness(screenPoint.X, screenPoint.Y - tipHeight - angleLength, 0, 0);
}
else
{
goto case TipOrientation.upRight;
}
break;
case TipOrientation.upRight:
if (Commain.ActualWidth - screenPoint.X - control.ActualWidth / 2 > tipWidht &&
screenPoint.Y > tipHeight + angleLength
)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.upRight];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth / 2, screenPoint.Y - tipHeight - angleLength, 0, 0);
}
else
{
goto case TipOrientation.right;
}
break;
case TipOrientation.right:
if (Commain.ActualWidth - screenPoint.X - control.ActualWidth > tipWidht + angleLength &&
Commain.ActualHeight - screenPoint.Y - tipHeight > 0)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.right];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth + angleLength, screenPoint.Y, 0, 0);
}
else
{
goto case TipOrientation.downRight;
}
break;
case TipOrientation.downRight:
if (Commain.ActualWidth - screenPoint.X - control.ActualWidth / 2 > tipWidht &&
Commain.ActualHeight - screenPoint.Y - control.ActualHeight > tipHeight + angleLength
)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.downRight];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth / 2, screenPoint.Y + control.ActualHeight + angleLength, 0, 0);
}
else
{
goto case TipOrientation.down;
}
break;
case TipOrientation.down:
if (Commain.ActualHeight - screenPoint.Y - control.ActualHeight > tipHeight + angleLength &&
Commain.ActualWidth - screenPoint.X - tipWidht > 0
)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.down];
this.Margin = new Thickness(screenPoint.X, screenPoint.Y + control.ActualHeight + angleLength, 0, 0);
}
else
{
goto case TipOrientation.downLeft;
}
break;
case TipOrientation.downLeft:
if (screenPoint.X + control.ActualWidth / 2 > tipWidht &&
Commain.ActualHeight - screenPoint.Y - control.ActualHeight > tipHeight + angleLength
)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.downLeft];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth / 2 - tipWidht, screenPoint.Y + control.ActualHeight + angleLength, 0, 0);
}
else
{
goto case TipOrientation.left;
}
break;
case TipOrientation.left:
if (screenPoint.X > tipWidht + angleLength &&
Commain.ActualHeight - screenPoint.Y - tipHeight > 0)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.left];
this.Margin = new Thickness(screenPoint.X - tipWidht - angleLength, screenPoint.Y, 0, 0);
}
else
{
goto case TipOrientation.upLeft;
}
break;
case TipOrientation.upLeft:
if (screenPoint.X + control.ActualWidth / 2 > tipWidht && screenPoint.Y > tipHeight + angleLength)
{
this.tipCallout.AnchorPoint = tipPosition[TipOrientation.upLeft];
this.Margin = new Thickness(screenPoint.X + control.ActualWidth / 2 - tipWidht, screenPoint.Y - tipHeight - angleLength, 0, 0);
}
else
{
goto case TipOrientation.up;
}
break;
}
}
