[PATCH v4 06/10] imm32: Only send GCS_CURSORPOS when cursor position changes.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/imm32/ime.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/dlls/imm32/ime.c b/dlls/imm32/ime.c
index dcea00c788b..77c485a2e83 100644
--- a/dlls/imm32/ime.c
+++ b/dlls/imm32/ime.c
@@ -284,19 +284,21 @@ static UINT ime_set_cursor_pos( HIMC himc, UINT new_pos )
 {
     COMPOSITIONSTRING *string;
     INPUTCONTEXT *ctx;
+    UINT pos = 0;

TRACE( "himc %p, new_pos %u\n", himc, new_pos );

if (!(ctx = ImmLockIMC( himc ))) return 0;
     if ((string = ImmLockIMCC( ctx->hCompStr )))
     {
+        pos = string->dwCursorPos;
         string->dwCursorPos = new_pos;
         ImmUnlockIMCC( ctx->hCompStr );
     }
     ImmUnlockIMC( himc );

-    ime_send_message( himc, WM_IME_COMPOSITION, new_pos, GCS_CURSORPOS );
-    return 0;
+    if (pos != new_pos) ime_send_message( himc, WM_IME_COMPOSITION, new_pos, GCS_CURSORPOS );
+    return pos;
 }

static LRESULT WINAPI ime_ui_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )