From db2ff8c6ca8bf1e5a75cb8f7a65ddee3a4b5d1fa Mon Sep 17 00:00:00 2001
From: Federico Terzi <federicoterzi96@gmail.com>
Date: Fri, 13 Dec 2019 22:05:56 +0100
Subject: [PATCH] Fix bug that prevented espanso from working with Emacs #122

---
 native/liblinuxbridge/bridge.cpp | 4 +++-
 native/liblinuxbridge/bridge.h   | 4 ++--
 src/bridge/linux.rs              | 2 +-
 src/keyboard/linux.rs            | 8 +++++---
 4 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/native/liblinuxbridge/bridge.cpp b/native/liblinuxbridge/bridge.cpp
index 6e4e5b3..a34661a 100644
--- a/native/liblinuxbridge/bridge.cpp
+++ b/native/liblinuxbridge/bridge.cpp
@@ -453,7 +453,7 @@ int32_t get_active_window_executable(char *buffer, int32_t size) {
     return result;
 }
 
-int32_t is_current_window_terminal() {
+int32_t is_current_window_special() {
     char class_buffer[250];
     int res = get_active_window_class(class_buffer, 250);
     if (res > 0) {
@@ -477,6 +477,8 @@ int32_t is_current_window_terminal() {
             return 1;
         }else if (strstr(class_buffer, "Alacritty") != NULL) {  // Alacritty terminal
             return 1;
+        }else if (strstr(class_buffer, "Emacs") != NULL) {  // Emacs
+            return 3;
         }
     }
 
diff --git a/native/liblinuxbridge/bridge.h b/native/liblinuxbridge/bridge.h
index ce55253..6e921bf 100644
--- a/native/liblinuxbridge/bridge.h
+++ b/native/liblinuxbridge/bridge.h
@@ -111,8 +111,8 @@ extern "C" int32_t get_active_window_class(char * buffer, int32_t size);
 extern "C" int32_t get_active_window_executable(char * buffer, int32_t size);
 
 /*
- * Return 1 if the current window is a terminal window, 0 otherwise.
+ * Return a value greater than 0 if the current window needs a special paste combination, 0 otherwise.
  */
-extern "C" int32_t is_current_window_terminal();
+extern "C" int32_t is_current_window_special();
 
 #endif //ESPANSO_BRIDGE_H
diff --git a/src/bridge/linux.rs b/src/bridge/linux.rs
index ab609c2..90edfc6 100644
--- a/src/bridge/linux.rs
+++ b/src/bridge/linux.rs
@@ -31,7 +31,7 @@ extern {
     pub fn get_active_window_name(buffer: *mut c_char, size: i32) -> i32;
     pub fn get_active_window_class(buffer: *mut c_char, size: i32) -> i32;
     pub fn get_active_window_executable(buffer: *mut c_char, size: i32) -> i32;
-    pub fn is_current_window_terminal() -> i32;
+    pub fn is_current_window_special() -> i32;
 
     // Keyboard
     pub fn register_keypress_callback(cb: extern fn(_self: *mut c_void, *const u8,
diff --git a/src/keyboard/linux.rs b/src/keyboard/linux.rs
index 2074970..538c375 100644
--- a/src/keyboard/linux.rs
+++ b/src/keyboard/linux.rs
@@ -42,14 +42,16 @@ impl super::KeyboardManager for LinuxKeyboardManager {
         unsafe {
             match shortcut {
                 PasteShortcut::Default => {
-                    let is_terminal = is_current_window_terminal();
+                    let is_special = is_current_window_special();
 
                     // Terminals use a different keyboard combination to paste from clipboard,
                     // so we need to check the correct situation.
-                    if is_terminal == 0 {
+                    if is_special == 0 {
                         trigger_paste();
-                    }else if is_terminal == 2 {  // Special case for stterm
+                    }else if is_special == 2 {  // Special case for stterm
                         trigger_alt_shift_ins_paste();
+                    }else if is_special == 3 {  // Special case for Emacs
+                        trigger_shift_ins_paste();
                     }else{
                         trigger_terminal_paste();
                     }