From 844a78aed516984507b940fa92208b12e554e18f Mon Sep 17 00:00:00 2001
From: WhiredPlanck <whiredplanck@outlook.com>
Date: Sat, 9 Nov 2024 14:01:02 +0800
Subject: [PATCH] feat: implement RimeKeyEvent

---
 .../com/osfans/trime/core/RimeKeyEvent.kt     | 25 +++++++++++++++++++
 app/src/main/jni/librime_jni/CMakeLists.txt   |  2 ++
 app/src/main/jni/librime_jni/jni-utils.h      |  8 ++++++
 app/src/main/jni/librime_jni/key.cc           | 15 +++++++++++
 4 files changed, 50 insertions(+)
 create mode 100644 app/src/main/java/com/osfans/trime/core/RimeKeyEvent.kt
 create mode 100644 app/src/main/jni/librime_jni/key.cc

diff --git a/app/src/main/java/com/osfans/trime/core/RimeKeyEvent.kt b/app/src/main/java/com/osfans/trime/core/RimeKeyEvent.kt
new file mode 100644
index 0000000000..2af8c5ef99
--- /dev/null
+++ b/app/src/main/java/com/osfans/trime/core/RimeKeyEvent.kt
@@ -0,0 +1,25 @@
+/*
+ * SPDX-FileCopyrightText: 2015 - 2024 Rime community
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package com.osfans.trime.core
+
+data class RimeKeyEvent(
+    val value: Int,
+    val modifiers: Int,
+    val repr: String,
+) {
+    val keyVal by lazy { KeyValue(value) }
+
+    val keyModifiers by lazy { KeyModifiers.of(modifiers) }
+
+    override fun toString() = repr
+
+    companion object {
+        val None = RimeKeyEvent(0, 0, "0x0000")
+
+        @JvmStatic
+        external fun parse(repr: String): RimeKeyEvent
+    }
+}
diff --git a/app/src/main/jni/librime_jni/CMakeLists.txt b/app/src/main/jni/librime_jni/CMakeLists.txt
index bb8f93031e..fccc7f9ae7 100644
--- a/app/src/main/jni/librime_jni/CMakeLists.txt
+++ b/app/src/main/jni/librime_jni/CMakeLists.txt
@@ -5,6 +5,7 @@
 find_package(Opencc REQUIRED)
 
 set(RIME_JNI_SOURCES
+  key.cc
   key_table.cc
   levers.cc
   opencc.cc
@@ -13,6 +14,7 @@ set(RIME_JNI_SOURCES
 add_library(rime_jni SHARED ${RIME_JNI_SOURCES})
 target_link_libraries(rime_jni rime-static ${Opencc_LIBRARY})
 target_include_directories(rime_jni PRIVATE
+  "${CMAKE_BINARY_DIR}/librime/src"
   "${CMAKE_SOURCE_DIR}/librime/src"
   "${Opencc_INCLUDE_PATH}"
 )
diff --git a/app/src/main/jni/librime_jni/jni-utils.h b/app/src/main/jni/librime_jni/jni-utils.h
index e0eb5aed39..2fdb0f5c6d 100644
--- a/app/src/main/jni/librime_jni/jni-utils.h
+++ b/app/src/main/jni/librime_jni/jni-utils.h
@@ -177,6 +177,9 @@ class GlobalRefSingleton {
   jclass SchemaListItem;
   jmethodID SchemaListItemInit;
 
+  jclass KeyEvent;
+  jmethodID KeyEventInit;
+
   GlobalRefSingleton(JavaVM *jvm_) : jvm(jvm_) {
     JNIEnv *env;
     jvm->AttachCurrentThread(&env, nullptr);
@@ -268,6 +271,11 @@ class GlobalRefSingleton {
         env->NewGlobalRef(env->FindClass("com/osfans/trime/core/SchemaItem")));
     SchemaListItemInit = env->GetMethodID(
         SchemaListItem, "<init>", "(Ljava/lang/String;Ljava/lang/String;)V");
+
+    KeyEvent = reinterpret_cast<jclass>(env->NewGlobalRef(
+        env->FindClass("com/osfans/trime/core/RimeKeyEvent")));
+    KeyEventInit =
+        env->GetMethodID(KeyEvent, "<init>", "(IILjava/lang/String;)V");
   }
 
   const JEnv AttachEnv() const { return JEnv(jvm); }
diff --git a/app/src/main/jni/librime_jni/key.cc b/app/src/main/jni/librime_jni/key.cc
new file mode 100644
index 0000000000..756dd55d34
--- /dev/null
+++ b/app/src/main/jni/librime_jni/key.cc
@@ -0,0 +1,15 @@
+// SPDX-FileCopyrightText: 2015 - 2024 Rime community
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include <rime/key_event.h>
+
+#include "jni-utils.h"
+
+extern "C" JNIEXPORT jobject JNICALL
+Java_com_osfans_trime_core_RimeKeyEvent_parse(JNIEnv *env, jclass clazz,
+                                              jstring repr) {
+  rime::KeyEvent ke;
+  ke.Parse(*CString(env, repr));
+  return env->NewObject(GlobalRef->KeyEvent, GlobalRef->KeyEventInit,
+                        ke.keycode(), ke.modifier(), *JString(env, ke.repr()));
+}