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aa - Afar
ab - Abkhazian
abs - Ambonese Malay
ace - Achinese
ady - Adyghe
ady-cyrl - Adyghe (Cyrillic script)
aeb - Tunisian Arabic
aeb-arab - Tunisian Arabic (Arabic script)
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avk - Kotava
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ay - Aymara
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be-tarask - Belarusian (Taraškievica orthography)
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nds-nl - Low Saxon
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niu - Niuean
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nl-informal - Nederlands (informeel)
nn - Norwegian Nynorsk
no - Norwegian
nov - Novial
nqo - N’Ko
nrm - Norman
nso - Northern Sotho
nv - Navajo
ny - Nyanja
nys - Nyungar
oc - Occitan
olo - Livvi-Karelian
om - Oromo
or - Odia
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pa - Punjabi
pag - Pangasinan
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pcd - Picard
pdc - Pennsylvania German
pdt - Plautdietsch
pfl - Palatine German
pi - Pali
pih - Norfuk / Pitkern
pl - Polish
pms - Piedmontese
pnb - Western Punjabi
pnt - Pontic
prg - Prussian
ps - Pashto
pt - Portuguese
pt-br - Brazilian Portuguese
qu - Quechua
qug - Chimborazo Highland Quichua
rgn - Romagnol
rif - Riffian
rm - Romansh
rmy - Vlax Romani
rn - Rundi
ro - Romanian
roa-tara - Tarantino
ru - Russian
rue - Rusyn
rup - Aromanian
ruq - Megleno-Romanian
ruq-cyrl - Megleno-Romanian (Cyrillic script)
ruq-latn - Megleno-Romanian (Latin script)
rw - Kinyarwanda
sa - Sanskrit
sah - Sakha
sat - Santali
sc - Sardinian
scn - Sicilian
sco - Scots
sd - Sindhi
sdc - Sassarese Sardinian
sdh - Southern Kurdish
se - Northern Sami
sei - Seri
ses - Koyraboro Senni
sg - Sango
sgs - Samogitian
sh - Serbo-Croatian
shi - Tachelhit
shi-latn - Tachelhit (Latin script)
shi-tfng - Tachelhit (Tifinagh script)
shn - Shan
shy-latn - Shawiya (Latin script)
si - Sinhala
simple - Simple English
sk - Slovak
skr - Saraiki
skr-arab - Saraiki (Arabic script)
sl - Slovenian
sli - Lower Silesian
sm - Samoan
sma - Southern Sami
smn - Inari Sami
sn - Shona
so - Somali
sq - Albanian
sr - Serbian
sr-ec - Serbian (Cyrillic script)
sr-el - Serbian (Latin script)
srn - Sranan Tongo
ss - Swati
st - Southern Sotho
stq - Saterland Frisian
sty - себертатар
su - Sundanese
sv - Swedish
sw - Swahili
szl - Silesian
szy - Sakizaya
ta - Tamil
tay - Tayal
tcy - Tulu
te - Telugu
tet - Tetum
tg - Tajik
tg-cyrl - Tajik (Cyrillic script)
tg-latn - Tajik (Latin script)
th - Thai
ti - Tigrinya
tk - Turkmen
tl - Tagalog
tly - Talysh
tn - Tswana
to - Tongan
tpi - Tok Pisin
tr - Turkish
tru - Turoyo
trv - Taroko
ts - Tsonga
tt - Tatar
tt-cyrl - Tatar (Cyrillic script)
tt-latn - Tatar (Latin script)
tum - Tumbuka
tw - Twi
ty - Tahitian
tyv - Tuvinian
tzm - Central Atlas Tamazight
udm - Udmurt
ug - Uyghur
ug-arab - Uyghur (Arabic script)
ug-latn - Uyghur (Latin script)
uk - Ukrainian
ur - Urdu
uz - Uzbek
uz-cyrl - Uzbek (Cyrillic script)
uz-latn - Uzbek (Latin script)
ve - Venda
vec - Venetian
vep - Veps
vi - Vietnamese
vls - West Flemish
vmf - Main-Franconian
vo - Volapük
vot - Votic
vro - Võro
wa - Walloon
war - Waray
wo - Wolof
wuu - Wu Chinese
xal - Kalmyk
xh - Xhosa
xmf - Mingrelian
xsy - Saisiyat
yi - Yiddish
yo - Yoruba
yue - Cantonese
za - Zhuang
zea - Zeelandic
zgh - Standard Moroccan Tamazight
zh - Chinese
zh-cn - Chinese (China)
zh-hans - Simplified Chinese
zh-hant - Traditional Chinese
zh-hk - Chinese (Hong Kong)
zh-mo - Chinese (Macau)
zh-my - Chinese (Malaysia)
zh-sg - Chinese (Singapore)
zh-tw - Chinese (Taiwan)
zu - Zulu
qqq - Message documentation
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{{DISPLAYTITLE:基本概念}}<languages /> = 插件 = Fcitx 是一个输入法框架,可以通过插件进行高度扩展。Fcitx 5 中有四种不同类型的插件。 ==前端== 前端插件是一种与应用程序通信的插件。它的主要任务是创建输入上下文并向 InputContextManager 注册输入上下文。 == 输入法引擎 == 输入法引擎从输入上下文接收用户输入。它将用户输入(通常是按键事件)翻译成文本。每个输入法引擎都可能提供多种不同的输入法。 == 用户界面 == 用户界面是一种插件,它显示用户界面和来自其他插件的信息。Fcitx 本身带有两种不同的实现。通常情况下,除非有特殊需要,否则不应实现自己的用户界面插件。另见 [[Special:myLanguage/Theme Customization|自定义主题]] 了解两个内置的用户界面插件。 == 模块 == 这是一种不属于任何其他类别的插件。 * 其中一些提供了子输入模式,例如,用他们的 Unicode 输入字符。 * 其中一些提供与桌面的集成,例如基于状态通知程序的托盘图标的通知项目。 * 其中一些管理与显示服务器的低级连接,例如 xcb/wayland。 * 其中一些甚至可以提供与其他语言的集成,例如luaaddonloader。 = 输入上下文 = 输入上下文表示 Fcitx 服务器的客户端。通常,输入上下文可以映射到应用程序、应用程序的窗口或显示服务器的全局上下文。当输入上下文有焦点时,意味着这个特定的客户端被用户主动使用,输入上下文的窗口也应该有焦点。 基于不同的显示服务器,输入上下文可能属于不同的焦点组。每个焦点组都映射到一个显示连接,例如 X11、Wayland。每个焦点小组都包含一组输入上下文,并且最多其中一个将在小组中获得焦点。输入上下文也可能没有焦点小组。 = 事件处理 = 一个事件有5个事件处理阶段,只有3个阶段暴露给用户,分别是Default、PreInputMethod和PostInputMethod。还有 Fcitx 内部使用的 ReservedFirst 和 ReservedLast。这些阶段的顺序是 ReservedFirst、PreInputMethod、Default、PostInputMethod、ReservedLast。活动输入法引擎收到事件后的默认阶段。PreInputMethod 是实现子输入法最常用的方法之一。例如,插件可以定义触发键。当用户按下触发键时,它会设置一个标志并处理 PreInputMethod 阶段中的所有未来键事件,直到它结束其输入模式。 至于事件类型,有输入上下文特定事件和全局事件。输入上下文特定事件总是与输入上下文相关联。 = 关键事件的生命周期 = 从实际的物理键盘按下到 Fcitx 接收到按键事件可能会经过以下步骤。 == 到达 Fcitx 前端 == 根据 Fcitx 和应用程序之间的协议,可以使用几种不同的路径。 Fcitx 前端是 Fcitx 从应用程序和显示服务器接收按键事件的地方。 === XIM === 应用程序从 X Server 收到 KeyEvent 后,需要使用 XIM 协议将其转发到 XIM 服务器。按键事件仅包含修饰符状态和按键代码。实际的密钥符号来自 X 服务器密钥映射。 === DBus前端/IBus前端/Fcitx4前端 === 这些前端很相似,只是使用了不同的 dbus 接口。当应用程序从工具包(例如Gtk/Qt/SDL)接收到按键事件时,它通过一些dbus接口将按键事件转发给Fcitx。密钥符号来自应用程序内部的翻译,但密钥代码和修饰符状态也是可用的。 === Wayland IM === 有 zwp_input_method_v1 和 zwp_input_method_v2。在 V1 中,关键事件来自应用程序,并经过与 DBus 相似的代码路径。在 V2 中,Input method 需要创建键盘抓取事件,合成器(Compositor)会将所有键转发给输入法。按键符号转换的关键代码是在 Fcitx 端完成的,会使用来自合成器(Compositor)的键盘映射。 == 从 Frontend 到 Fcitx 事件管道和输入法引擎 == 在 Fcitx 内部,Key 事件将被包装为 [https://codedocs.xyz/fcitx/fcitx5/classfcitx_1_1KeyEvent.html KeyEvent对象],并由 Fcitx 事件管道处理。在发送到管道之前,如果当前要使用的布局与系统布局不同,Fcitx 将应用自己的 XKB 翻译并将翻译后的密钥对象存储在字段 rawKey 中。字段 key() 将相应更新为规范化的 rawKey 形式。 然后它会经历多个阶段,并且可能会在管道中间进行过滤,以阻止所有尚未发生的过程。
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