{"id":125044,"date":"2024-03-24T17:31:27","date_gmt":"2024-03-24T08:31:27","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/c-%e3%81%a7%e3%81%ae-selectstockobject-%e3%81%a8-deleteobject-%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95\/"},"modified":"2024-03-27T02:26:41","modified_gmt":"2024-03-26T17:26:41","slug":"c-%e3%81%a7%e3%81%ae-selectstockobject-%e3%81%a8-deleteobject-%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/c-%e3%81%a7%e3%81%ae-selectstockobject-%e3%81%a8-deleteobject-%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95\/","title":{"rendered":"C++ \u3067\u306e SelectStockObject \u3068 DeleteObject \u306e\u4f7f\u7528\u65b9\u6cd5"},"content":{"rendered":"

C++\u3067\u306f\u3001GDI\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5bfe\u3057\u3066\u9078\u629e\u3068\u89e3\u653e\u3092\u884c\u3046\u95a2\u6570\u3068\u3057\u3066\u3001SelectStockObject\u95a2\u6570\u3068DeleteObject\u95a2\u6570\u3092\u5099\u3048\u308bGDI\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u4ee5\u4e0b\u306b\u305d\u306e\u65b9\u6cd5\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n

    \n
  1. SelectStockObject\u95a2\u6570<\/li>\n<\/ol>\n
    HGDIOBJ SelectStockObject<\/span>(\r\nHDC hdc,\r\nint<\/span> i\r\n)<\/span><\/span>;\r\n<\/code><\/pre>\n
      \n
    1. hdc: \u30c7\u30d0\u30a4\u30b9\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u3001\u9078\u629e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30c7\u30d0\u30a4\u30b9\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n
    2. i: \u9078\u629e\u3059\u308bGDI\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
      \u30cd\u30a4\u30c6\u30a3\u30d6\u65e5\u672c\u8a9e\u3067\u8a00\u3044\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u30021\u3064\u3060\u3051\u3067\u304a\u9858\u3044\u3057\u307e\u3059:\u4f8b\u30b3\u30fc\u30c9:<\/p>\n
      HDC hdc = GetDC<\/span>(hwnd); \/\/ \u83b7\u53d6\u7a97\u53e3\u7684\u8bbe\u5907\u4e0a\u4e0b\u6587<\/span>\r\nHGDIOBJ oldPen = SelectStockObject<\/span>(hdc, WHITE_PEN); \/\/ \u9009\u62e9\u767d\u8272\u753b\u7b14<\/span>\r\n\/\/ \u4f7f\u7528\u767d\u8272\u753b\u7b14\u7ed8\u5236\u56fe\u5f62<\/span>\r\nRectangle<\/span>(hdc, 100<\/span>, 100<\/span>, 200<\/span>, 200<\/span>);\r\n\/\/ \u6062\u590d\u4e4b\u524d\u7684\u753b\u7b14<\/span>\r\nSelectObject<\/span>(hdc, oldPen);\r\nReleaseDC<\/span>(hwnd, hdc); \/\/ \u91ca\u653e\u8bbe\u5907\u4e0a\u4e0b\u6587<\/span>\r\n<\/code><\/pre>\n
        \n
      1. DeleteObject \u95a2\u6570:<\/li>\n<\/ol>\n
        BOOL DeleteObject<\/span>(\r\nHGDIOBJ hObject\r\n)<\/span><\/span>;\r\n<\/code><\/pre>\n
          \n
        1. \u524a\u9664\u3059\u308bGDI\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30cf\u30f3\u30c9\u30eb<\/li>\n<\/ol>\n
          \u30b5\u30f3\u30d7\u30eb\u306e\u30b3\u30fc\u30c9:<\/p>\n
          HBRUSH hBrush = CreateSolidBrush<\/span>(RGB<\/span>(255<\/span>, 0<\/span>, 0<\/span>)); \/\/ \u521b\u5efa\u7ea2\u8272\u753b\u5237<\/span>\r\n\/\/ \u4f7f\u7528\u753b\u5237\u7ed8\u5236\u56fe\u5f62<\/span>\r\nSelectObject<\/span>(hdc, hBrush);\r\nRectangle<\/span>(hdc, 100<\/span>, 100<\/span>, 200<\/span>, 200<\/span>);\r\n\/\/ \u5220\u9664\u753b\u5237<\/span>\r\nDeleteObject<\/span>(hBrush);\r\n<\/code><\/pre>\n
          \u6ce8\u610f\uff1aGDI\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u5f8c\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u89e3\u653e\u3057\u3066\u30ea\u30bd\u30fc\u30b9\u3092\u958b\u653e\u3059\u308b\u305f\u3081\u306bDeleteObject\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
          C++\u3067\u306f\u3001GDI\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5bfe\u3057\u3066\u9078\u629e\u3068\u89e3\u653e\u3092\u884c\u3046\u95a2\u6570\u3068\u3057\u3066\u3001SelectStockObject\u95a2\u6570\u3068DeleteObject\u95a2\u6570\u3092\u5099\u3048\u308bGDI\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u3002 \u4ee5\u4e0b\u306b\u305d\u306e\u65b9\u6cd5\u3092\u793a\u3057\u307e\u3059\u3002 SelectS […]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-125044","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nC++ \u3067\u306e SelectStockObject \u3068 DeleteObject \u306e\u4f7f\u7528\u65b9\u6cd5 - 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-\u3067\u306e-selectstockobject-\u3068-deleteobject-\u306e\u4f7f\u7528\u65b9\u6cd5\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C++ \u3067\u306e SelectStockObject \u3068 DeleteObject \u306e\u4f7f\u7528\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"C++\u3067\u306f\u3001GDI\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5bfe\u3057\u3066\u9078\u629e\u3068\u89e3\u653e\u3092\u884c\u3046\u95a2\u6570\u3068\u3057\u3066\u3001SelectStockObject\u95a2\u6570\u3068DeleteObject\u95a2\u6570\u3092\u5099\u3048\u308bGDI\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u3002 \u4ee5\u4e0b\u306b\u305d\u306e\u65b9\u6cd5\u3092\u793a\u3057\u307e\u3059\u3002 SelectS […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/c-\u3067\u306e-selectstockobject-\u3068-deleteobject-\u306e\u4f7f\u7528\u65b9\u6cd5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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