{"id":24540,"date":"2024-03-17T01:44:23","date_gmt":"2024-03-16T16:44:23","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aerichtextbox%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9\/"},"modified":"2024-03-22T09:23:23","modified_gmt":"2024-03-22T00:23:23","slug":"c%e3%81%aerichtextbox%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aerichtextbox%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9\/","title":{"rendered":"C#\u306eRichTextBox\u306e\u4f7f\u3044\u65b9"},"content":{"rendered":"

C#\u306eRichTextBox\u306f\u3001\u30ea\u30c3\u30c1\u30c6\u30ad\u30b9\u30c8\u5f62\u5f0f\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8868\u793a\u304a\u3088\u3073\u7de8\u96c6\u3059\u308b\u305f\u3081\u306e\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u30fc\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3067\u3059\u3002\u4ee5\u4e0b\u306f\u4e00\u822c\u7684\u306a\u4f7f\u7528\u6cd5\u3067\u3059\uff1a<\/p>\n

    \n
  1. \u30ea\u30c3\u30c1\u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u306e\u30c6\u30ad\u30b9\u30c8\u3092\u3001\u300cHello, World!\u300d\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n
  2. richTextBox.Font = new Font(“Arial”, 12); \/\/ \u30d5\u30a9\u30f3\u30c8\u3092Arial\u306b\u3001\u30b5\u30a4\u30ba\u309212\u306b\u8a2d\u5b9a<\/li>\n
  3. \u30c6\u30ad\u30b9\u30c8\u30b9\u30bf\u30a4\u30eb\u3092\u8a2d\u5b9a\u3059\u308b\uff1a
    \nrichTextBox.SelectionFont = new Font(richTextBox.Font, FontStyle.Bold); \/\/ \u9078\u629e\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u3092\u592a\u5b57\u306b\u8a2d\u5b9a\u3059\u308b
    \nrichTextBox.SelectionColor = Color.Red; \/\/ \u9078\u629e\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u3092\u8d64\u8272\u306b\u8a2d\u5b9a\u3059\u308b<\/li>\n
  4. \u753b\u50cf\u3092\u633f\u5165\uff1a
    \nImage image = Image.FromFile(“image.jpg”);
    \nClipboard.SetImage(image);
    \nrichTextBox.Paste(); \/\/ \u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u3042\u308b\u753b\u50cf\u3092RichTextBox\u306b\u8cbc\u308a\u4ed8\u3051\u307e\u3059\u3002<\/li>\n
  5. \u30ea\u30c3\u30c1\u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u5185\u306e\u30c6\u30ad\u30b9\u30c8\u3092\u691c\u7d22\u3057\u3001\u6700\u521d\u306b\u30de\u30c3\u30c1\u3057\u305f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8fd4\u3059\u30b3\u30fc\u30c9\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff1aint index = richTextBox.Find(“World”);\n

    \u3082\u3057index\u304c0\u4ee5\u4e0a\u306e\u5834\u5408\u306f\u3001\u30de\u30c3\u30c1\u3057\u305f\u30c6\u30ad\u30b9\u30c8\u3092\u9078\u629e\u3057\u3001\u305d\u308c\u3092”Universe”\u306b\u7f6e\u304d\u63db\u3048\u308b\u30b3\u30fc\u30c9\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff1a<\/p>\n

    if (index >= 0)
    \n{
    \nrichTextBox.Select(index, “World”.Length);
    \nrichTextBox.SelectedText = “Universe”;
    \n}<\/li>\n

  6. \u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u30c6\u30ad\u30b9\u30c8\uff1a
    \nrichTextBox.SaveFile(\u201cdocument.rtf\u201d); \/\/ RTF\u30d5\u30a1\u30a4\u30eb\u306b\u30c6\u30ad\u30b9\u30c8\u3092\u4fdd\u5b58
    \nrichTextBox.LoadFile(\u201cdocument.rtf\u201d); \/\/ RTF\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c6\u30ad\u30b9\u30c8\u3092\u8aad\u307f\u8fbc\u3080<\/li>\n<\/ol>\n

    \u3053\u308c\u3089\u306fRichTextBox\u306e\u4e00\u822c\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u306b\u904e\u304e\u307e\u305b\u3093\u3002\u4ed6\u306e\u30e1\u30bd\u30c3\u30c9\u3084\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u7528\u3057\u3066\u3001\u3088\u308a\u8907\u96d1\u306a\u6a5f\u80fd\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    C#\u306eRichTextBox\u306f\u3001\u30ea\u30c3\u30c1\u30c6\u30ad\u30b9\u30c8\u5f62\u5f0f\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8868\u793a\u304a\u3088\u3073\u7de8\u96c6\u3059\u308b\u305f\u3081\u306e\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u30fc\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3067\u3059\u3002\u4ee5\u4e0b\u306f\u4e00\u822c\u7684\u306a\u4f7f\u7528\u6cd5\u3067\u3059\uff1a \u30ea\u30c3\u30c1\u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u306e\u30c6\u30ad\u30b9\u30c8\u3092\u3001\u300cHello, World!\u300d\u306b […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-24540","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nC#\u306eRichTextBox\u306e\u4f7f\u3044\u65b9 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/c\u306erichtextbox\u306e\u4f7f\u3044\u65b9\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C#\u306eRichTextBox\u306e\u4f7f\u3044\u65b9\" \/>\n<meta property=\"og:description\" content=\"C#\u306eRichTextBox\u306f\u3001\u30ea\u30c3\u30c1\u30c6\u30ad\u30b9\u30c8\u5f62\u5f0f\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8868\u793a\u304a\u3088\u3073\u7de8\u96c6\u3059\u308b\u305f\u3081\u306e\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u30fc\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3067\u3059\u3002\u4ee5\u4e0b\u306f\u4e00\u822c\u7684\u306a\u4f7f\u7528\u6cd5\u3067\u3059\uff1a \u30ea\u30c3\u30c1\u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u306e\u30c6\u30ad\u30b9\u30c8\u3092\u3001\u300cHello, World!\u300d\u306b […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/c\u306erichtextbox\u306e\u4f7f\u3044\u65b9\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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