I am trying to create textboxes and draw circles dynamically within a user control. The circle is visible but the textboxes are not visible when I run my application. Am I missing something in the code?
Please find the code below,
public partial class uscCircle : UserControl
{
public uscCircle()
{
InitializeComponent();
}
public void DrawCircle(PaintEventArgs args, int x, int y, int width, int height)
{
Pen pen = new Pen(Color.Red, 3);
Brush myBrush = new System.Drawing.SolidBrush(System.Drawing.Color.Red);
args.Graphics.FillEllipse(myBrush, x - width / 2, y - height / 2, width, height);
}
public void AddTextBox(string text, int x, int y, int width, int height)
{
markerlabel.Size = new Size(40, 15);
markerlabel.Text = text;
markerlabel.TextAlign = HorizontalAlignment.Center;
markerlabel.BorderStyle = BorderStyle.FixedSingle;
markerlabel.ForeColor = Color.White;
markerlabel.BackColor = Color.Red;
markerlabel.Location = new Point(x - (width + 14), y + height / 2);
markerlabel.Visible = true;
this.Controls.Add(markerlabel);
}
}
public partial class CalibrationForm : Form
{
private CalibrationForm_Click(object sender, EventArgs e)
{
int x = e.X;
int y = e.Y;
DrawTextBox(X, Y, 25, 25, "1234", "abcd");
}
private void DrawCircle(int x, int y, int width, int height, string MarkerID, string type)
{
PaintEventArgs arg = new PaintEventArgs(this.CreateGraphics(), new Rectangle());
uscCircle circle = new uscCircle();
circle.DrawCircle(arg, x, y, width, height);
circle.AddTextBox(ID, x, y, width, height);
circle.AddTextBox(type, x + 40, y, width, height);
}
}
I don't see where you add uscCircle
to the form. If that isn't displayed, neither will the textbox be.
Such as:
private void DrawCircle(int x, int y, int width, int height, string MarkerID, string type)
{
uscCircle circle = new uscCircle();
circle.AddTextBox(ID, x, y, width, height);
circle.AddTextBox(type, x+40, y, width, height);
this.Controls.Add(circle);
}
You are adding your TextBox into a new User control which is then not used.
uscCircle circle = new uscCircle();
circle.AddTextBox(ID, x, y, width, height);
circle.AddTextBox(type, x+40, y, width, height);
You either need to add your 'uscCircle' into the controls of the Form
this.Controls.Add(uscCircle); // Must be in your Form file
or you move the TextBox-Generation code into your form
The technical post webpages of this site follow the CC BY-SA 4.0 protocol. If you need to reprint, please indicate the site URL or the original address.Any question please contact:yoyou2525@163.com.