From 3e4e3f17a8bd10ed510fbdd31c71af4d98508981 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Haoran=20S=2E=20Diao=20=28=E5=88=81=E6=B5=A9=E7=84=B6=29?=
 <0@hairydiode.xyz>
Date: Sat, 6 Sep 2025 14:20:34 -0700
Subject: Made input method fully encoding agnostic

---
 boshiamy.h | 12 ++++++++++++
 im.h       | 20 ++++++++++++++------
 2 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/boshiamy.h b/boshiamy.h
index d2cc0e5..63251e8 100644
--- a/boshiamy.h
+++ b/boshiamy.h
@@ -1,5 +1,17 @@
+//indicators for turning the im on and off
+#define IM_ON_INDICATOR "嘸"
+//string length in bytes
+#define IM_ON_INDICATOR_LEN 3
+#define IM_OFF_INDICATOR "英"
+#define IM_OFF_INDICATOR_LEN 3
+//width of the indicator as displayed on the terminal
+#define IM_INDICATOR_WIDTH 2
+//length of input method table
 #define IM_TABLE_LEN 47976
+//length of entry fields in bytes
 #define IM_TABLE_ENTRY_LEN 8
+//maximum entry width as displayed on terminal
+#define IM_TABLE_ENTRY_WIDTH 2
 char im_table[][3][IM_TABLE_ENTRY_LEN] = {
 	{"'' ", "“", 0},
 	{"''' ", "”", 0},
diff --git a/im.h b/im.h
index 47d0511..f029fb1 100644
--- a/im.h
+++ b/im.h
@@ -1,10 +1,16 @@
 //Input Method Functions and Variables
 //#include "imtable.h"
-#include "boshiamy.h"
 #define IM_BUFFER_LEN 32
 #define IM_PREVIEW 1
 #define IM_PREVIEW_ENTRIES 6
-#define IM_PREVIEW_WIDTH 4*IM_PREVIEW_ENTRIES
+#define IM_PREVIEW_WIDTH (IM_TABLE_ENTRY_WIDTH+2)*IM_PREVIEW_ENTRIES
+#define IM_ON_INDICATOR "CN"
+#define IM_ON_INDICATOR_LEN 2
+#define IM_OFF_INDICATOR "EN"
+#define IM_OFF_INDICATOR_LEN 2
+#define IM_INDICATOR_WIDTH 2
+#include "boshiamy.h"
+
 #define ENTER_KEY 0x0D
 #define BACKSPACE_KEY 0x7F
 //setting it to the actual escape character interferes with arrow keys and
@@ -14,6 +20,7 @@
 //Vertical Tab Ctrl+K
 #define TOGGLE_KEY 0x0B
 #define IM_KEY_RANGE_LEN 7
+
 //Array of Input method key ranges(inclusive) seperate from the above
 char im_key_ranges[IM_KEY_RANGE_LEN][2] = {
 	{'a','z'},
@@ -192,8 +199,8 @@ void im_preview(int fd, int trows, int tcols) {
 //rows and columns on the terminal descibed by fd
 void disp_im(int fd, int trows, int tcols) {
 	//generates the position escape sequence for the bottom left corner
-	//4 spaces for the im indicator +1 for automargin
-	int im_col = tcols - IM_TABLE_ENTRY_LEN - 4 - 1;
+	//2 spaces for the im indicator, 2 for buffer brackets,  +1 for automargin
+	int im_col = tcols - IM_TABLE_ENTRY_LEN - IM_INDICATOR_WIDTH - 2  - 1;
 	if (IM_PREVIEW) {
 		im_col = im_col - IM_PREVIEW_WIDTH;
 	}
@@ -213,10 +220,11 @@ void disp_im(int fd, int trows, int tcols) {
 	write(fd, pos_str,l);
 	//im mode indicator
 	if (im_on) {
-		write(fd,"漢[",4);
+		write(fd,IM_ON_INDICATOR,IM_ON_INDICATOR_LEN);
 	} else {
-		write(fd,"英[",4);
+		write(fd,IM_OFF_INDICATOR,IM_OFF_INDICATOR_LEN);
 	}
+	write(fd,"[",1);
 	//actual buffer
 	write(fd,im_buffer,im_buffer_pos);
 	write(fd,"]",1);
-- 
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