numericupdown

NumericUpDown Invalid value

由 老子叫甜甜 提交于 2019-12-11 08:41:21
问题 I have an application in WinForms where I have many controls. These controls represents settings of application and user can save this settings by clicking on a button. I am trying to resolve a problem with NumericUpDown (I will call it Num) control: Lets say that Num has these properties: Minimum: 10 Maximum: 60 Step: 1 If a user want to change value, there are two ways how to do that: clicking on arrows (right side of the Num) or manually typing value directly to Num. First way is OK but

Custom number picker?

由 冷暖自知 提交于 2019-12-10 22:40:37
问题 Is there an easy way to make a number picker for windows phone 7 that is similar to the timepicker control? I want go have custom ranges of 0-99 : 0-59 . 0-9. Google, bing, and msdn seem to be very vague with information on the subject. I found an article that describes exactly what I want to do here. Now my problem is that the article is old and if I type toolkit: in my XAML code, no suggestion comes up for a loopingselector. If I go into my toolbox, right click, choose items. There are no

How make two way binding numericUpDown to member class

由 一笑奈何 提交于 2019-12-10 09:31:53
问题 I need twoway binding configClass.RaMsize to numericUpDown. BindField(this.upDownRamSize, "Value", configClass, "RaMsize");//all right this.upDownRamSize.Value = 1213;// configClass.RaMsize - not change - it's bad! Method: public static void BindField(Control control, string propertyName, object dataSource, string dataMember) { Binding bd; for (int index = control.DataBindings.Count - 1; (index == 0); index--) { bd = control.DataBindings[index]; if (bd.PropertyName == propertyName) control

numeric up down control in vba

由 我的梦境 提交于 2019-12-10 02:36:53
问题 Is there an in-built numeric updown control in vba or do we need to create a control like that? If there is such a control then what are the events that we may use. Pls suggest. 回答1: You can use the SpinButton1 control for that SNAPSHOT CODE You can either set the min and max of the SpinButton1 in design time or at runtime as shown below. Private Sub UserForm_Initialize() SpinButton1.Min = 0 SpinButton1.Max = 100 End Sub Private Sub SpinButton1_Change() TextBox1.Text = SpinButton1.Value End

adding a sign to numericUpDown value (like %)

由 狂风中的少年 提交于 2019-12-07 05:50:37
问题 I am trying to add "%" sign to my numericUpDown that is readonly=false. So it's like 5% for example. Is this possible? Thanks 回答1: You can create your own custom NumericUpDown class and override the UpdateEditText method like so: Create a new class with the name CustomNumericUpDown and put this code in the class. public class CustomNumericUpDown : NumericUpDown { protected override void UpdateEditText() { this.Text = this.Value.ToString() + "%"; } } Remember to add using System.Windows.Forms;

C# Random Password Generator

由 两盒软妹~` 提交于 2019-12-07 03:40:04
问题 Here is the code: (passwordLengthBox is a NumericUpDown Box, r and k are random numbers) private void generateButton_Click(object sender, EventArgs e) { int r, k; int passwordLength = (Int32)passwordLengthBox.Value; string password = ""; char[] upperCase = { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z' }; char[] lowerCase = { 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q',

TextChanged Event of NumericUpDown

由 情到浓时终转凉″ 提交于 2019-12-06 22:58:54
问题 I am using Microsoft Visual C# 2010 Express. When i change the value of numericUpDown using arrows, my button becomes enable. But i also want to enable my button when i change the value of numericUpDown by changing the text directly. I am using the following code: private void numericUpDown1_ValueChanged(object sender, EventArgs e) { button1.Enabled = true; } 回答1: You may need to use TextChanged event instead of using ValueChanged . The Value changed event need you to press enter key after

How make two way binding numericUpDown to member class

由 百般思念 提交于 2019-12-05 14:44:07
I need twoway binding configClass.RaMsize to numericUpDown. BindField(this.upDownRamSize, "Value", configClass, "RaMsize");//all right this.upDownRamSize.Value = 1213;// configClass.RaMsize - not change - it's bad! Method: public static void BindField(Control control, string propertyName, object dataSource, string dataMember) { Binding bd; for (int index = control.DataBindings.Count - 1; (index == 0); index--) { bd = control.DataBindings[index]; if (bd.PropertyName == propertyName) control.DataBindings.Remove(bd); } control.DataBindings.Add(propertyName, dataSource, dataMember); } I assumed

c# Numericupdown to pass a value to an integer

由 瘦欲@ 提交于 2019-12-05 11:48:08
Good day everyone, I'm having a problem passing a numericupdown value into an interger. private void button5_Click(object sender, EventArgs e) { int count = numericUpDown1.Value; updateCount(count); } So, what I want to do it so pass the value of the numericupdown value into integer named count and then pass the value into a method that updates a table in my database. I just started c# lately and cant seem to understand some some documentation. Thank you guys! NumericUpDown.Value returns decimal so you need to round and convert to integer Use this, int count = Convert.ToInt32(Math.Round

adding a sign to numericUpDown value (like %)

由 混江龙づ霸主 提交于 2019-12-05 10:02:22
I am trying to add "%" sign to my numericUpDown that is readonly=false. So it's like 5% for example. Is this possible? Thanks You can create your own custom NumericUpDown class and override the UpdateEditText method like so: Create a new class with the name CustomNumericUpDown and put this code in the class. public class CustomNumericUpDown : NumericUpDown { protected override void UpdateEditText() { this.Text = this.Value.ToString() + "%"; } } Remember to add using System.Windows.Forms; . And whenever you want to add it to your form. You use CustomNumericUpDown mynum = new CustomNumericUpDown
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