From 7829c4d78942428c275fe8d03b32ce4911b6a1a0 Mon Sep 17 00:00:00 2001
From: Klesh Wong <klesh@qq.com>
Date: Mon, 11 May 2020 00:00:42 +0800
Subject: [PATCH] [feature] disable "Shift" key toggling CN/EN

---
 win/setup.ps1         |  6 +++-
 win/wubi-no-shift.ps1 | 70 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 75 insertions(+), 1 deletion(-)
 create mode 100644 win/wubi-no-shift.ps1

diff --git a/win/setup.ps1 b/win/setup.ps1
index d5326e9..dc1ac4b 100644
--- a/win/setup.ps1
+++ b/win/setup.ps1
@@ -1,5 +1,6 @@
 Set-ExecutionPolicy RemoteSigned
 
+# link config files
 $dotfiles=(Get-Item $PSScriptRoot).Parent.FullName
 New-Item -ItemType SymbolicLink -Target $dotfiles\win\profile.ps1 -Path $profile -Force
 New-Item -ItemType SymbolicLink -Target $dotfiles\config\mpv\mpv.conf -Path $Env:APPDATA\mpv\mpv.conf -Force
@@ -8,4 +9,7 @@ New-Item -ItemType SymbolicLink -Target $dotfiles\config\mpv\scripts -Path $Env:
 $sshconf="D:\Nextcloud\klesh\config\ssh\config"
 if (Test-Path $sshconf -PathType Leaf) {
     New-Item -ItemType SymbolicLink -Target $sshconf -Path $home\.ssh\config -Force
-}
\ No newline at end of file
+}
+
+# disable Shift key toggling CN/EN
+Install-Module -Name PSReflect-Functions
\ No newline at end of file
diff --git a/win/wubi-no-shift.ps1 b/win/wubi-no-shift.ps1
new file mode 100644
index 0000000..c693099
--- /dev/null
+++ b/win/wubi-no-shift.ps1
@@ -0,0 +1,70 @@
+#Requires -RunAsAdministrator
+
+Import-Module PSReflect-Functions
+
+$Supported = @{
+    "B3448BF077665F2E1CA67094BCF2A7C5" = 0x14DE1;
+    "DE5FA392A825332AB3E348EF0316B514" = 0x16A61;
+    "F653C99D4A0C61D4B2C64358B8213BD8" = 0x15C11;
+    "C8BC76C87563E78C9BC85EE9F4F96760" = 0x15C11;
+}
+$ChsIME = "ChsIME"
+$ChsIMEExe = "${ChsIME}.exe"
+
+# make sure CheIme.exe is the right version
+$ChsImeExePath = "$env:windir\System32\InputMethod\CHS\$ChsIMEExe"
+$ChsIMEHash = (Get-FileHash $ChsImeExePath -Algorithm MD5).Hash
+$offsetAddr = $Supported[$ChsIMEHash]
+if (-not $offsetAddr) {
+    throw [System.Exception] "Unsupported ChsIme.exe"
+}
+echo "Offset Address: $offsetAddr"
+
+# reference
+<#
+    public enum ProcessAccessFlags : uint
+    {
+        All = 0x001F0FFF,
+        Terminate = 0x00000001,
+        CreateThread = 0x00000002,
+        VirtualMemoryOperation = 0x00000008,
+        VirtualMemoryRead = 0x00000010,
+        VirtualMemoryWrite = 0x00000020,
+        DuplicateHandle = 0x00000040,
+        CreateProcess = 0x000000080,
+        SetQuota = 0x00000100,
+        SetInformation = 0x00000200,
+        QueryInformation = 0x00000400,
+        QueryLimitedInformation = 0x00001000,
+        Synchronize = 0x00100000
+    }
+    public enum SnapshotFlags : uint
+    {
+        HeapList = 0x00000001,
+        Process  = 0x00000002,
+        Thread   = 0x00000004,
+        Module   = 0x00000008,
+        Module32 = 0x00000010,
+        All      = (HeapList | Process | Thread | Module),
+        Inherit  = 0x80000000,
+        NoHeaps = 0x40000000
+
+    }
+#>
+
+
+$ps = Get-Process -Name $ChsIME
+foreach ($p in $ps) {
+    $hProcess = Get-Process -Name $ChsIme
+    if (!$hProcess) {
+        throw [System.Exception] "Unable to open process $pid";
+    }
+    $hModule = $hProcess.Modules | Where-Object {$_.ModuleName -eq $ChsIMEExe}
+    if (!$hModule) {
+        continue
+    }
+    $hModule = $hModule[0]
+    $addr = [IntPtr]::Add($hModule.BaseAddress, $offsetAddr)
+    [Int32]$n = 0
+    [PSReflectFunctions.kernel32]::WriteProcessMemory($hProcess.Handle[0], $addr, @(0x31, 0xc0), 2, [ref]$n)
+}