C
C#12mo ago
FloW

✅ Text box color changing

how to change color for every text box which contain text "Red" ?
48 Replies
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
there is many text box (300), after user press "generate" all text box values changing I want to make textbox with the bigest value red
Omnissiah
Omnissiah12mo ago
we're asking for the type name of the textbox
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
Winform
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
Yes
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
TextBox Класс (System.Windows.Forms)
Предоставляет элемент управления "текстовое поле" Windows.
FloW
FloWOP12mo ago
BackColor?
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
I think yes Ehh....
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
I mean , how to change bg for every textbox which contain "red"
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
I know but maybe my teacher didn't hear about this
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
.
Unknown User
Unknown User12mo ago
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DeepInside
DeepInside12mo ago
foreach (Control control in this.Controls) { if (control is TextBox textBox && textBox.Text.Contains("Red")) { textBox.ForeColor = Color.Red; } }
Unknown User
Unknown User12mo ago
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DeepInside
DeepInside12mo ago
Do you mean something like this?
Unknown User
Unknown User12mo ago
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DeepInside
DeepInside12mo ago
Oops, sorry
Unknown User
Unknown User12mo ago
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Omnissiah
Omnissiah12mo ago
it would be too wild
FloW
FloWOP12mo ago
±
Unknown User
Unknown User12mo ago
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DeepInside
DeepInside12mo ago
I understand
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
int[,] arr = new int[15, 20];
private void button1_Click(object sender, EventArgs e)
{
Random randomGenerator = new Random();
for (int i = 0; i<15; i++)
{
for (int j = 0; j<20; j++)
{
int TextNum = randomGenerator.Next((int)numericUpDown1.Value, (int)numericUpDown2.Value);
arr[i, j] = TextNum;
TextBox textBox = new TextBox()
{
Text = TextNum.ToString(),
Location = new Point(40 + 105 * i, 40 + 30 * j),
Width = 100,
Height = 25,
};

Controls.Add(textBox);
}
}

for (int i=0; i<15; i++)
{
for (int j = 0; j < 20; j++)
{
Console.WriteLine(arr[i, j]);
}
}
}
int[,] arr = new int[15, 20];
private void button1_Click(object sender, EventArgs e)
{
Random randomGenerator = new Random();
for (int i = 0; i<15; i++)
{
for (int j = 0; j<20; j++)
{
int TextNum = randomGenerator.Next((int)numericUpDown1.Value, (int)numericUpDown2.Value);
arr[i, j] = TextNum;
TextBox textBox = new TextBox()
{
Text = TextNum.ToString(),
Location = new Point(40 + 105 * i, 40 + 30 * j),
Width = 100,
Height = 25,
};

Controls.Add(textBox);
}
}

for (int i=0; i<15; i++)
{
for (int j = 0; j < 20; j++)
{
Console.WriteLine(arr[i, j]);
}
}
}
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
No , because it's contain some value For example red Just example
DeepInside
DeepInside12mo ago
You may use .HasChildren property
Unknown User
Unknown User12mo ago
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DeepInside
DeepInside12mo ago
What's wrong with recursion?
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
All task sounds like Find the largest number for num%8==0 and make textbox which contains it Red
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
But how can I know that later won't be generated textbox which contain larger number?
Unknown User
Unknown User12mo ago
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DeepInside
DeepInside12mo ago
Every time you make me textbox, add it to list Then you can just loop through list
Unknown User
Unknown User12mo ago
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DeepInside
DeepInside12mo ago
Yes
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
Hm I can use value like id To find textbox and change color
Unknown User
Unknown User12mo ago
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FloW
FloWOP12mo ago
Good luck Thank you all
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