{"id":4170,"date":"2023-08-21T15:08:38","date_gmt":"2023-08-21T07:08:38","guid":{"rendered":"https:\/\/www.zhidianwl.net\/zhidianwl\/?p=4170"},"modified":"2023-08-21T15:08:38","modified_gmt":"2023-08-21T07:08:38","slug":"app-%e4%b8%bb%e9%a2%98%e8%83%8c%e6%99%af%e5%88%87%e6%8d%a2%e5%bc%80%e5%8f%91%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.net\/zhidianwl\/2023\/08\/21\/app-%e4%b8%bb%e9%a2%98%e8%83%8c%e6%99%af%e5%88%87%e6%8d%a2%e5%bc%80%e5%8f%91%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9%ef%bc%9f\/","title":{"rendered":"app \u4e3b\u9898\u80cc\u666f\u5207\u6362\u5f00\u53d1\u6ce8\u610f\u4e8b\u9879\uff1f"},"content":{"rendered":"

\u968f\u7740\u79fb\u52a8\u8bbe\u5907\u7684\u666e\u53ca\u548c\u4eba\u4eec\u5bf9\u4e8e\u4e2a\u6027\u5316\u9700\u6c42\u7684\u4e0d\u65ad\u589e\u957f\uff0c\u66f4\u6362\u4e3b\u9898\u80cc\u666f\u5df2\u7ecf\u6210\u4e3a\u4e86\u5f88\u591a App \u7684\u5fc5\u5907\u529f\u80fd\u4e4b\u4e00\u3002\u672c\u6587\u5c06\u4ecb\u7ecd App \u4e3b\u9898\u80cc\u666f\u5207\u6362\u7684\u539f\u7406\u548c\u4e00\u4e9b\u5177\u4f53\u7684\u5b9e\u73b0\u65b9\u5f0f\u3002<\/p>\n

\u4e00\u3001\u539f\u7406<\/p>\n

APP\u5f00\u53d1<\/a>App \u4e3b\u9898\u80cc\u666f\u5207\u6362\u7684\u539f\u7406\u4e3b\u8981\u5c31\u662f\u901a\u8fc7\u6539\u53d8\u7528\u6237\u754c\u9762\u4e0a\u7684\u80cc\u666f\u56fe\u7247\u5b9e\u73b0\u7684\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u5f00\u53d1\u8005\u9700\u8981\u5728\u540e\u53f0\u670d\u52a1\u5668\u6216\u672c\u5730\u5b58\u50a8\u4e2d\u51c6\u5907\u597d\u4e00\u7cfb\u5217\u7684\u80cc\u666f\u56fe\u7247\uff0c\u5e76\u5728\u7528\u6237\u9009\u62e9\u9700\u8981\u66f4\u6362\u7684\u80cc\u666f\u56fe\u7247\u65f6\uff0c\u5c06\u5bf9\u5e94\u7684\u56fe\u7247\u8d44\u6e90\u4ea4\u7ed9\u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u52a0\u8f7d\u3002<\/p>\n

\u4ece\u7528\u6237\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u6574\u4e2a\u8fc7\u7a0b\u9700\u8981\u4e09\u4e2a\u6b65\u9aa4\uff1a<\/p>\n

1. \u9009\u62e9\u66f4\u6362\u80cc\u666f<\/p>\n

\u4e00\u822c\u6765\u8bf4\uff0cApp \u4f1a\u901a\u8fc7\u8bbe\u7f6e\u83dc\u5355\u7684\u65b9\u5f0f\u63d0\u4f9b\u7ed9\u7528\u6237\u66f4\u6362\u4e3b\u9898\u80cc\u666f\u7684\u5165\u53e3\u3002<\/p>\n

2. \u52a0\u8f7d\u5bf9\u5e94\u7684\u80cc\u666f\u56fe\u7247<\/p>\n

\u5f53\u7528\u6237\u8fdb\u884c\u4e86\u80cc\u666f\u9009\u62e9\u540e\uff0c\u56fe\u7247\u8d44\u6e90\u4f1a\u88ab\u5f02\u6b65\u52a0\u8f7d\u5230 App \u4e2d\uff0c\u901a\u5e38\u4f1a\u663e\u793a\u201c\u6b63\u5728\u52a0\u8f7d\u4e2d\u201d\u7684\u63d0\u793a\uff0c\u786e\u4fdd\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n

3. \u66ff\u6362\u539f\u6765\u7684\u80cc\u666f<\/p>\n

\u5f53\u56fe\u7247\u52a0\u8f7d\u5b8c\u6bd5\u540e\uff0c\u5e94\u7528\u7a0b\u5e8f\u4f1a\u5c06\u65b0\u7684\u80cc\u666f\u56fe\u7247\u66ff\u6362\u6389\u539f\u6765\u7684\u80cc\u666f\u3002<\/p>\n

\u4e8c\u3001\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f<\/p>\n

App \u4e3b\u9898\u80cc\u666f\u5207\u6362\u7684\u5b9e\u73b0\u65b9\u5f0f\u79cd\u7c7b\u7e41\u591a\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5b9e\u73b0\u65b9\u5f0f\u3002<\/p>\n

1. \u4f7f\u7528 XML \u6587\u4ef6<\/p>\n

\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u5728\u5c4f\u5e55\u65cb\u8f6c\u6216APP<\/a>\u8005\u5176\u4ed6\u64cd\u4f5c\u5bfc\u81f4\u5e94\u7528\u7a0b\u5e8f\u91cd\u542f\u65f6\uff0c\u81ea\u52a8\u4fdd\u7559\u7528\u6237\u7684\u80cc\u666f\u9009\u62e9\u3002<\/p>\n

\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

“`xml<\/p>\n<\/p>\n

android:id=”@+id\/background_image”<\/p>\n

android:layout_width=”match_parent”<\/p>\n

android:layout_height=”match_parent”<\/p>\n

android:scaleType=”centerCrop”<\/p>\n

android:src=”@drawable\/default_background”\/><\/p>\n

“`<\/p>\n

2. \u4f7f\u7528 SharedPreferences \u5b58\u50a8\u65b9\u5f0f<\/p>\n

\u8fd9\u79cd\u65b9\u5f0f\u4e3b\u8981\u662f\u9488\u5bf9 App \u7684\u7b80\u5355\u80cc\u666f\u5207\u6362\u5b9e\u73b0\uff0c\u628a\u56fe\u7247\u8d44\u6e90\u5b58\u50a8\u5728\u672c\u5730 SharedPreferences \u4e2d\uff0c\u5f53\u7528\u6237\u9009\u62e9\u66f4\u6362\u80cc\u666f\u65f6\uff0c\u6539\u53d8 SharedPreferences \u4e2d\u5173\u4e8e\u80cc\u666f\u53ef\u9009\u62e9\u7684\u503c\u3002<\/p>\n

\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

“`kotlin<\/p>\n

val sharedPreferences: SharedPreferences = getSharedPreferences(“theme_data”, Context.MODE_PRIVATE)<\/p>\n

val editor = sharedPreferences.edit()<\/p>\n

editor.putInt(“theme_id”, 10)<\/p>\n

editor.apply()<\/p>\n

“`<\/p>\n

3. \u4f7f\u7528\u6570\u636e\u5e93\u7ba1\u7406\u65b9\u5f0f<\/p>\n

\u8fd9\u79cd\u65b9\u5f0f\u4e3b\u8981\u9002\u7528\u4e8e App \u8f83\u4e3a\u590d\u6742\uff0c\u9700\u8981\u52a8\u6001\u751f\u6210\u80cc\u666f\u7684\u60c5\u51b5\u3002\u5c06\u56fe\u7247\u6587\u4ef6\u53ca\u5176\u76f8\u5173\u5c5e\u6027\u8bb0\u5f55\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u67e5\u8be2\u5230\u7528\u6237\u9009\u62e9\u7684\u80cc\u666f\u540e\uff0c\u53ef\u4ee5\u5b9e\u73b0\u52a8\u6001\u751f\u6210\u80cc\u666f\u3002<\/p>\n

\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

“`kotlin<\/p>\n

val background = database.query(“background”)<\/p>\n

.where(“id”, selectedId)<\/p>\n

.first<\/p>\n

<\/figure>\n<\/p>\n

()<\/p>\n

view?.setBackgroundColor(background.color)<\/p>\n

“`<\/p>\n

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