Custom childwindow. Multiple custom windows are displayed at the same time.

The childwindow in SL cannot bring up two or more at the same time. We developed our own childwindow to solve similar obstacles.

 

Effect:

XAML:

 

< Usercontrol X: Class = "Slchindwindow. scselfcontrol"
Xmlns = "Http://schemas.microsoft.com/winfx/2006/xaml/presentation"
Xmlns: x = "Http://schemas.microsoft.com/winfx/2006/xaml"
Xmlns: d = "Http://schemas.microsoft.com/expression/blend/2008"
Xmlns: MC = "Http://schemas.openxmlformats.org/markup-compatibility/2006" Width = "592" Height = "511" Mouseleftbuttondown = "Usercontrol_mouseleftbuttondown" >
< Canvas Name = "Carrier" >
< Canvas Height = "43" Name = "Head" Width = "592" Mouseleftbuttondown = "Head_mouseleftbuttondown" Mousemove = "Head_mousemove" Mouseleftbuttonup = "Head_mouseleftbuttonup" >
< Image Canvas. Left = "554" Canvas. Top = "2" Height = "16" Name = "Btnclose" Width = "35" Source = "/Slchindwindow; component/images/close.jpg" Mouseleftbuttondown = "Btnclose_mouseleftbuttondown" />
</ Canvas >
< Canvas Height = "468" Name = "Body" Width = "592" >
< Image Height = "12" Name = "Resizer" Width = "10" Source = "/Slchindwindow; component/images/resizer.jpg" Canvas. Left = "582" Canvas. Top = "499" Mouseleftbuttondown = "Resizer_mouseleftbuttondown" Mouseleftbuttonup = "Resizer_mouseleftbuttonup" Mousemove = "Resizer_mousemove"   />
</ Canvas >
</ Canvas >
</ Usercontrol >

Corresponding background file:

 

Using System;
Using System. Collections. Generic;
Using System. LINQ;
Using System. net;
Using System. windows;
Using System. Windows. controls;
Using System. Windows. documents;
Using System. Windows. input;
Using System. Windows. Media;
Using System. Windows. Media. animation;
Using System. Windows. shapes;
Using System. Windows. Media. imaging;

NamespaceSlchindwindow
{
Public Partial ClassScselfcontrol: usercontrol
{
BoolIsmousecaptured =False;

Point clickpoint =NewPoint ();

PublicScselfcontrol ()
{
Initializecomponent ();
Initcontrol ();
}

Private Void Initcontrol ()
{
Image headbg = New Image ();
Headbg. Source = New Bitmapimage ( New Uri ( @" /Images/head.jpg " , Urikind. Relative ));
Headbg. width = 592 ;
Headbg. Height = 43 ;
Canvas. setleft (headbg, 0 );
Canvas. settop (headbg, 0 );
Canvas. setzindex (headbg ,- 1 );
Head. Children. Add (headbg );

Image bodybg = New Image ();
Bodybg. Source = New Bitmapimage ( New Uri ( @" /Images/body.jpg " , Urikind. Relative ));
Bodybg. width = 592 ;
Bodybg. Height = 468 ;
Canvas. setleft (bodybg, 0 );
Canvas. settop (bodybg, 43 );
Canvas. setzindex (bodybg ,- 1 );
Body. Children. Add (bodybg );

}

Private VoidHead_mouseleftbuttondown (ObjectSender, mousebuttoneventargs E)
{
Head. capturemouse ();
Ismousecaptured =True;
Clickpoint = E. getposition (senderAsUielement );
}

Private Void Head_mousemove ( Object Sender, mouseeventargs E)
{
If (Ismousecaptured)
{
If (Application. Current! = Null & Amp; application. Current. rootvisual! = Null &&
(E. getposition (application. Current. rootvisual). x < 0 | E. getposition (application. Current. rootvisual). Y < 0 ))
{
Return ; // If the content area of Silverlight is exceeded, return directly
}

Transformgroup =This. RendertransformAsTransformgroup;

If (transformgroup = null )
{< br> transformgroup = New transformgroup ();
}

translatetransform T = New translatetransform ()
{< br> X = E. getposition ( This ). x- This . clickpoint. x,
Y = E. getposition ( This ). y- This . clickpoint. Y
};

If (Transformgroup! = Null )
{
Transformgroup. Children. Add (t );
This . Rendertransform = transformgroup;
}

}
}

Private VoidHead_mouseleftbuttonup (ObjectSender, mousebuttoneventargs E)
{
Head. releasemousecapture ();
Ismousecaptured =False;
}

Static IntZ;

Private VoidUsercontrol_mouseleftbuttondown (ObjectSender, mousebuttoneventargs E)
{
Z ++;
Canvas. setzindex (This, Z );
}

///   <Summary>
/// Close
///   </Summary>
///   <Param name = "sender"> </param>
///   <Param name = "E"> </param>
Private Void Btnclose_mouseleftbuttondown ( Object Sender, mousebuttoneventargs E)
{
Canvas container = This . Parent As Canvas;
Container. Children. Remove ( This );
}

private void resizer_mouseleftbuttondown ( Object sender, mousebuttoneventargs E)
{< br> resizer. capturemouse ();
ismousecaptured = true ;
clickpoint = E. getposition (sender as uielement);
}

Private VoidResizer_mouseleftbuttonup (ObjectSender, mousebuttoneventargs E)
{
Resizer. releasemousecapture ();
Ismousecaptured =False;
}

Private Void Resizer_mousemove ( Object Sender, mouseeventargs E)
{
If (Ismousecaptured)
{
If (Application. Current! = Null & Amp; application. Current. rootvisual! = Null &&
(E. getposition (application. Current. rootvisual). x < 0 | E. getposition (application. Current. rootvisual). Y < 0 ))
{
Return ; // If the content area of Silverlight is exceeded, return directly
}

Transformgroup = This . Rendertransform As Transformgroup;
If (Transformgroup = Null )
{
Transformgroup = New Transformgroup ();
}
Scaletransform T = New Scaletransform ()
{
Scalex = (E. getposition ( This ). X- This . Clickpoint. X )/ This . Width, // To obtain the magnification.
Scaley = (E. getposition ( This ). Y- This . Clickpoint. Y )/ This . Height
};
If (Transformgroup! = Null )
{
Transformgroup. Children. Add (t );
This . Rendertransform = transformgroup;
}

}
}
}
}