{"id":2055,"date":"2024-03-12T09:09:21","date_gmt":"2024-03-12T09:09:21","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-use-the-textbox-control-in-winforms\/"},"modified":"2024-03-29T15:30:31","modified_gmt":"2024-03-29T15:30:31","slug":"how-to-use-the-textbox-control-in-winforms","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-use-the-textbox-control-in-winforms\/","title":{"rendered":"How to use the TextBox control in WinForms?"},"content":{"rendered":"<p>Using the TextBox control in <a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/desktop\/winforms\/overview\/?view=netdesktop-8.0\">WinForms<\/a> is very easy. Simply drag the TextBox control onto the form in the design interface, then customize the TextBox control by changing properties such as text content, font style, size, color, etc.<\/p>\n<p>In code, you can manipulate a text box by using the properties and methods of the TextBox control, such as:<\/p>\n<ol>\n<li>Set the content of the text box:<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>textBox1.Text = <span class=\"hljs-string\">\"Hello World\"<\/span>;\r\n<\/code><\/pre>\n<ol>\n<li>Obtain the content of the text box:<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-built_in\">string<\/span> text = textBox1.Text;\r\n<\/code><\/pre>\n<ol>\n<li>Clear the text box content.<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>textBox1.Text = <span class=\"hljs-string\">\"\"<\/span>;\r\n<\/code><\/pre>\n<ol>\n<li>Make the text box read-only.<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>textBox1.ReadOnly = <span class=\"hljs-literal\">true<\/span>;\r\n<\/code><\/pre>\n<ol>\n<li>Set the maximum length of the text box:<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>textBox1.MaxLength = <span class=\"hljs-number\">10<\/span>;\r\n<\/code><\/pre>\n<ol>\n<li>Add an event handler, such as triggering an event when the text in the text box changes.<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code>textBox1.TextChanged += TextBox1_TextChanged;\r\n\r\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">private<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title\">TextBox1_TextChanged<\/span>(<span class=\"hljs-params\"><span class=\"hljs-built_in\">object<\/span> sender, EventArgs e<\/span>)<\/span>\r\n{\r\n    <span class=\"hljs-comment\">\/\/ Do something when text in TextBox changes<\/span>\r\n}\r\n<\/code><\/pre>\n<p>By using the above methods, basic operations and event handling for the TextBox control can be achieved.<\/p>\n<p>&nbsp;<\/p>\n<p>More tutorials<\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-display-text-information-in-winform\/\" target=\"_blank\" rel=\"noopener\">How to display text information in WinForm?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/how-do-you-create-a-dropdown-box-in-pyqt5\/\" target=\"_blank\" rel=\"noopener\">How do you create a dropdown box in PyQt5?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-fix-the-issue-of-environment-variable-changes-not-working-in-linux\/\" target=\"_blank\" rel=\"noopener\">How to fix the issue of environment variable changes not working in Linux?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/how-does-the-event-handling-mechanism-in-pyqt5-work\/\" target=\"_blank\" rel=\"noopener\">How does the event handling mechanism in PyQt5 work?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-create-a-button-control-in-winforms\/\" target=\"_blank\" rel=\"noopener\">How to create a button control in WinForms?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Using the TextBox control in WinForms is very easy. Simply drag the TextBox control onto the form in the design interface, then customize the TextBox control by changing properties such as text content, font style, size, color, etc. In code, you can manipulate a text box by using the properties and methods of the TextBox [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2055","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to use the TextBox control in WinForms? - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Using the TextBox control in WinForms is very easy. 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