custom-controls

来源： https://stackoverflow.com/questions/2545875/how-to-force-a-textchanged-event-on-a-wpf-textbox-and-mantain-the-focus

来源： https://stackoverflow.com/questions/2545875/how-to-force-a-textchanged-event-on-a-wpf-textbox-and-mantain-the-focus

来源： https://stackoverflow.com/questions/2545875/how-to-force-a-textchanged-event-on-a-wpf-textbox-and-mantain-the-focus

问题 I am trying to make a draggable , resizable panel with a minimum size . I have used CreateParams for the Resize and now the Minimum size property doesn't work. My question is how to set the minimum size in this case? I have tried Limit resizable dimensions of a custom control (c# .net) but can't get it to work. using System; using System.Collections.Generic; using System.Drawing; using System.Linq; using System.Reflection; using System.Runtime.InteropServices; using System.Text; using System

问题 I have a custom control with a property that holds the name (full path) to a file location that exists on the target computer. The exact path will vary according to type of target pc and is typically set right after I add the custom control to my Form, while I am still in design mode of my project, so that when my application runs, it picks up the filename from the property. It would be convenient if the property opened a file dialog to let me browse to the location (similar to how dialogs

问题 I have a custom control with a property that holds the name (full path) to a file location that exists on the target computer. The exact path will vary according to type of target pc and is typically set right after I add the custom control to my Form, while I am still in design mode of my project, so that when my application runs, it picks up the filename from the property. It would be convenient if the property opened a file dialog to let me browse to the location (similar to how dialogs

问题 I just got problem when i'm trying to make a panel border, firstly i have set my properties panel to be: "AutoScroll = true;" then i put the border drawing codes in Panel event: ControlPaint.DrawBorder(e.Graphics, ClientRectangle, Color.Black, 5, ButtonBorderStyle.Solid, Color.Black, 5, ButtonBorderStyle.Solid, Color.Black, 5, ButtonBorderStyle.Solid, Color.Black, 5, ButtonBorderStyle.Solid); actually i still got a second problem and i will explain it all here.. I hope you don't mind. well,

问题 I just got problem when i'm trying to make a panel border, firstly i have set my properties panel to be: "AutoScroll = true;" then i put the border drawing codes in Panel event: ControlPaint.DrawBorder(e.Graphics, ClientRectangle, Color.Black, 5, ButtonBorderStyle.Solid, Color.Black, 5, ButtonBorderStyle.Solid, Color.Black, 5, ButtonBorderStyle.Solid, Color.Black, 5, ButtonBorderStyle.Solid); actually i still got a second problem and i will explain it all here.. I hope you don't mind. well,

问题 Hi All I am a beginner in javaScript and currently exploring JS Web-component and I got stuck due to some use cases 1 ) I want to pass a JS Object into my component like <my-component data=obj ></my-component> And require to use inside my component code Like connectedCallback () { console.log(this.data) // it should print {"name":"xyz" , "role" : "dev"} } 2 ) I also need to pass some functions or maybe call back functions like. function myFunction(e){ console.log(e) } <my-component click

问题 I have created a custom button as i wanted an image and a text inside it as follows: <Style TargetType="{x:Type Local:ImageButton}"> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="{x:Type Local:ImageButton}"> <StackPanel Height="Auto" Orientation="Horizontal"> <Image Margin="0,0,3,0" Source="{TemplateBinding ImageSource}"/> <TextBlock Text="{TemplateBinding Content}" /> </StackPanel> </ControlTemplate> </Setter.Value> </Setter> </Style> Here, ImageButton is a class