记录 设置-显示大小和字体

//显示大小 //默认两格?frameworks/base/packages/SettingsProvider/res/values/defaults.xmlframeworks/base/packages/SettingsProvider/src/com/android/providers/settings/DatabaseHelper.java//字体大小 settings get system font_scale//private void loadSystemSettings(SQLiteDatabase db) {loadSetting(stmt, Settings.System.FONT_SCALE, 1.15f);//字体大小 默认保留 三格等级frameworks/base/packages/SettingsProvider/res/values/arrays.xmlframeworks/base/packages/SettingsLib/res/values/arrays.xmlstring-array nameentryvalues_font_size translatablefalseitem0.85/itemitem1.0/itemitem1.15/item!--item1.30/itemitem1.50/itemitem1.80/itemitem2.0/item--/string-array//密度 显示大小// getprop ro.sf.lcd_density// settings get secure display_density_forcedstring namedef_display_density248/stringloadStringSetting(stmt, Settings.Secure.DISPLAY_DENSITY_FORCED, R.string.def_display_density);//缩减显示大小等级frameworks/base/packages/SettingsLib/res/values/dimens.xmlfraction namedisplay_density_max_scale120%/fraction}