@Casperah pointed out that i’m thinking about it wrong: A TextBox doesn’t have lines it has text that text can be split on the CRLF into lines, if requested but there is no notion of lines The question then is how to accomplish what i want, rather than what WinForms lets me. There are subtle … Read more
in .NET Framework 4 just Keyboard.ClearFocus();
For reading text content from another application’s text box you will need to get that text box control’s window handle somehow. Depending on how your application UI is designed (if it has a UI that is) there are a couple of different ways that you can use to get this handle. You might use “FindWindow”https://stackoverflow.com/”FindWindowEx” … Read more
Yes, you’ll have to create a custom text box so you can detect it scrolling. The trick is to pass the scroll message to the other text box so it will scroll in sync. This really only works well when that other text box is about the same size and has the same number of … Read more
You can handle WM_NCPAINT message of TextBox and draw a border on the non-client area of control if the control has focus. You can use any color to draw border: using System; using System.Drawing; using System.Runtime.InteropServices; using System.Windows.Forms; public class ExTextBox : TextBox { [DllImport(“user32”)] private static extern IntPtr GetWindowDC(IntPtr hwnd); private const int WM_NCPAINT … Read more
I had the same requirement for a mobile website using ASP.NET. After finding no good solution, I tried simply setting type=”number” directly on the textbox. To my surprise, it worked! Incredulous, I created a simple test project to double-check. I ran this line of code in each .NET version: <!– this HTML tested in each … Read more
Just use annotate and specify axis coordinates. For example, “upper left” would be: plt.annotate(‘Something’, xy=(0.05, 0.95), xycoords=”axes fraction”) You could also get fancier and specify a constant offset in points: plt.annotate(‘Something’, xy=(0, 1), xytext=(12, -12), va=”top” xycoords=”axes fraction”, textcoords=”offset points”) For more explanation see the examples here and the more detailed examples here.
I use this for C# winforms, should be easily adjustable to wpf public class MyTraceListener : TraceListener { private TextBoxBase output; public MyTraceListener(TextBoxBase output) { this.Name = “Trace”; this.output = output; } public override void Write(string message) { Action append = delegate() { output.AppendText(string.Format(“[{0}] “, DateTime.Now.ToString())); output.AppendText(message); }; if (output.InvokeRequired) { output.BeginInvoke(append); } else { … Read more
use a RichTextBox, below a method that i have wrote for this problem – hope it helps 😉 /// <summary> /// This method highlights the assigned text with the specified color. /// </summary> /// <param name=”textToMark”>The text to be marked.</param> /// <param name=”color”>The new Backgroundcolor.</param> /// <param name=”richTextBox”>The RichTextBox.</param> /// <param name=”startIndex”>The zero-based starting caracter … Read more
You can find one in the WPF Toolkit, which is also available via NuGet. This article demos how to create a textbox which can auto-suggest items at runtime based on input, in this case, disk drive folders. WPF AutoComplete Folder TextBox Also take a look at this nice Reusable WPF Autocomplete TextBox, it was for … Read more