Lua:sendMessage - Revision history

Leunsel: /* Examples */ Syntax Highlight.

2026-06-26T23:58:00Z

‎Examples: Syntax Highlight.

Leunsel: Major overhaul of the post.

2026-06-25T00:38:36Z

Major overhaul of the post.

Show changes

Ajanuw: Created page with "
sendMessage(hwnd, msg, wparam, lparam): result - Sends a message to a window. Those that wish to use it, should know how to use it (and fill in the msg id's yoursel..."

2020-08-28T01:01:37Z

Created page with " sendMessage(hwnd, msg, wparam, lparam): result - Sends a message to a window. Those that wish to use it, should know how to use it (and fill in the msg id's yoursel..."

New page

sendMessage(hwnd, msg, wparam, lparam): result - Sends a message to a window. Those that wish to use it, should know how to use it (and fill in the msg id's yourself)

https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-sendmessage
<pre>
local WM_IME_CHAR = 0x0286
local hWnd = 0x000406E0

local text = "hello"

for i=1,#text do
local c = string.sub(text, i, i)
local wParam = textToShortCut(c)
local lParam = textToShortCut(c)
sendMessage( hWnd, WM_IME_CHAR, wParam, lParam )
end
</pre>

@@ Line 209: / Line 209: @@
 ===Examples===
-<pre>
+<syntaxhighlight lang="lua" line>
 local form = createForm()
 form.Caption = "sendMessage Example"
@@ Line 217: / Line 217: @@
 sendMessage(hwnd, 0x0007, 0, 0) -- WM_SETFOCUS
-</pre>
+</syntaxhighlight>
-<pre>
+<syntaxhighlight lang="lua" line>
 local form = createForm()
 form.Caption = "Close Example"
@@ Line 227: / Line 227: @@
 sendMessage(hwnd, 0x0010, 0, 0) -- WM_CLOSE
-</pre>
+</syntaxhighlight>
-<pre>
+<syntaxhighlight lang="lua" line>
 local form = createForm()
 local button = createButton(form)
@@ Line 242: / Line 242: @@
 sendMessage(button.Handle, 0x00F5, 0, 0) -- BM_CLICK
-</pre>
+</syntaxhighlight>
 ===Notes===

Lua:sendMessage - Revision history

Leunsel: /* Examples */ Syntax Highlight.

Leunsel: Major overhaul of the post.

Ajanuw: Created page with " sendMessage(hwnd, msg, wparam, lparam): result - Sends a message to a window. Those that wish to use it, should know how to use it (and fill in the msg id's yoursel..."

Ajanuw: Created page with "
sendMessage(hwnd, msg, wparam, lparam): result - Sends a message to a window. Those that wish to use it, should know how to use it (and fill in the msg id's yoursel..."