Add additional behaviors in the switch input method configuration (#118)

Author: EasternLi

src/rimeengine.cpp

@@ -482,11 +482,22 @@ void RimeEngine::activate(const InputMethodEntry & /*entry*/,
 
 void RimeEngine::deactivate(const InputMethodEntry &entry,
                             InputContextEvent &event) {
-    if (event.type() == EventType::InputContextSwitchInputMethod &&
-        *config_.commitWhenDeactivate) {
+    if (event.type() == EventType::InputContextSwitchInputMethod) {
         auto *inputContext = event.inputContext();
         auto *state = this->state(inputContext);
-        state->commitPreedit(inputContext);
+        switch (*config_.switchInputMethodBehavior) {
+        case SwitchInputMethodBehavior::Clear:
+            break;
+        case SwitchInputMethodBehavior::CommitRawInput:
+            state->commitInput(inputContext);
+            break;
+        case SwitchInputMethodBehavior::CommitComposingText:
+            state->commitComposing(inputContext);
+            break;
+        case SwitchInputMethodBehavior::CommitCommitPreview:
+            state->commitPreedit(inputContext);
+            break;
+        }
     }
     reset(entry, event);
 }

src/rimeengine.h

@@ -63,6 +63,18 @@ enum class PreeditMode { No, ComposingText, CommitPreview };
 FCITX_CONFIG_ENUM_NAME_WITH_I18N(PreeditMode, N_("Do not show"),
                                  N_("Composing text"), N_("Commit preview"))
 
+enum class SwitchInputMethodBehavior {
+    Clear,
+    CommitRawInput,
+    CommitComposingText,
+    CommitCommitPreview
+};
+
+FCITX_CONFIG_ENUM_NAME_WITH_I18N(SwitchInputMethodBehavior, N_("Clear"),
+                                 N_("Commit raw input"),
+                                 N_("Commit composing text"),
+                                 N_("Commit commit preview"))
+
 FCITX_CONFIGURATION(
     RimeEngineConfig,
     OptionWithAnnotation<PreeditMode, PreeditModeI18NAnnotation> preeditMode{
@@ -78,9 +90,12 @@ FCITX_CONFIGURATION(
         this, "PreeditCursorPositionAtBeginning",
         _("Fix embedded preedit cursor at the beginning of the preedit"),
         !isAndroid() && !isApple()};
-    Option<bool> commitWhenDeactivate{
-        this, "Commit when deactivate",
-        _("Commit current text when deactivating"), true};
+    OptionWithAnnotation<SwitchInputMethodBehavior,
+                         SwitchInputMethodBehaviorI18NAnnotation>
+        switchInputMethodBehavior{
+            this, "SwitchInputMethodBehavior",
+            _("Action when switching input method"),
+            SwitchInputMethodBehavior::CommitCommitPreview};
     ExternalOption userDataDir{
         this, "UserDataDir", _("User data dir"),
         stringutils::concat(

src/rimestate.cpp

@@ -11,6 +11,7 @@
 #include "rimesession.h"
 #include <algorithm>
 #include <cstdint>
+#include <cstring>
 #include <fcitx-utils/capabilityflags.h>
 #include <fcitx-utils/i18n.h>
 #include <fcitx-utils/key.h>
@@ -440,6 +441,30 @@ void RimeState::updateUI(InputContext *ic, bool keyRelease) {
 
 void RimeState::release() { session_.reset(); }
 
+void RimeState::commitInput(InputContext *ic) {
+    if (auto *api = engine_->api()) {
+        if (const char *input = api->get_input(this->session())) {
+            if (std::strlen(input) > 0) {
+                ic->commitString(input);
+            }
+        }
+    }
+}
+
+void RimeState::commitComposing(InputContext *ic) {
+    if (auto *api = engine_->api()) {
+        RIME_STRUCT(RimeContext, context);
+        auto session = this->session();
+        if (!api->get_context(session, &context)) {
+            return;
+        }
+        if (context.composition.length > 0) {
+            ic->commitString(context.composition.preedit);
+        }
+        api->free_context(&context);
+    }
+}
+
 void RimeState::commitPreedit(InputContext *ic) {
     if (auto *api = engine_->api()) {
         RIME_STRUCT(RimeContext, context);

src/rimestate.h

@@ -43,6 +43,8 @@ class RimeState : public InputContextProperty {
     void updatePreedit(InputContext *ic, const RimeContext &context);
     void updateUI(InputContext *ic, bool keyRelease);
     void release();
+    void commitInput(InputContext *ic);
+    void commitComposing(InputContext *ic);
     void commitPreedit(InputContext *ic);
     std::string subMode();
     std::string subModeLabel();