[PATCH v8 2/4] winewayland: Post IME update for committed text.

[Attila Fidan]

From: Attila Fidan

---
 dlls/winewayland.drv/wayland_text_input.c | 52 +++++++++++++++++++++++
 dlls/winewayland.drv/waylanddrv.h         |  2 +
 2 files changed, 54 insertions(+)

diff --git a/dlls/winewayland.drv/wayland_text_input.c b/dlls/winewayland.drv/wayland_text_input.c
index 56c17cc3cc6..cc17b494e8b 100644
--- a/dlls/winewayland.drv/wayland_text_input.c
+++ b/dlls/winewayland.drv/wayland_text_input.c
@@ -24,11 +24,38 @@

#include "config.h"

+#include <assert.h>
+#include <stdlib.h>
+
 #include "waylanddrv.h"
 #include "wine/debug.h"

WINE_DEFAULT_DEBUG_CHANNEL(imm);

+static void post_ime_update(HWND hwnd, UINT cursor_pos, WCHAR *comp_str, WCHAR *result_str)
+{
+    NtUserMessageCall(hwnd, WINE_IME_POST_UPDATE, cursor_pos, (LPARAM)comp_str, result_str,
+            NtUserImeDriverCall, FALSE);
+}
+
+static WCHAR *strdupUtoW(const char *str)
+{
+    WCHAR *ret = NULL;
+    size_t len;
+    DWORD reslen;
+
+    if (!str) return ret;
+    len = strlen(str);
+    ret = malloc((len + 1) * sizeof(WCHAR));
+    if (ret)
+    {
+        RtlUTF8ToUnicodeN(ret, len * sizeof(WCHAR), &reslen, str, len);
+        reslen /= sizeof(WCHAR);
+        ret[reslen] = 0;
+    }
+    return ret;
+}
+
 static void text_input_enter(void *data, struct zwp_text_input_v3 *zwp_text_input_v3,
         struct wl_surface *surface)
 {
@@ -42,6 +69,7 @@ static void text_input_enter(void *data, struct zwp_text_input_v3 *zwp_text_inpu
             ZWP_TEXT_INPUT_V3_CONTENT_PURPOSE_NORMAL);
     zwp_text_input_v3_set_cursor_rectangle(text_input->zwp_text_input_v3, 0, 0, 0, 0);
     zwp_text_input_v3_commit(text_input->zwp_text_input_v3);
+    text_input->wl_surface = surface;
     pthread_mutex_unlock(&text_input->mutex);
 }

@@ -54,6 +82,7 @@ static void text_input_leave(void *data, struct zwp_text_input_v3 *zwp_text_inpu
     pthread_mutex_lock(&text_input->mutex);
     zwp_text_input_v3_disable(text_input->zwp_text_input_v3);
     zwp_text_input_v3_commit(text_input->zwp_text_input_v3);
+    text_input->wl_surface = NULL;
     pthread_mutex_unlock(&text_input->mutex);
 }

@@ -65,6 +94,12 @@ static void text_input_preedit_string(void *data, struct zwp_text_input_v3 *zwp_
 static void text_input_commit_string(void *data, struct zwp_text_input_v3 *zwp_text_input_v3,
         const char *text)
 {
+    struct wayland_text_input *text_input = data;
+    TRACE("data %p, text_input %p, text %s.\n", data, zwp_text_input_v3, debugstr_a(text));
+
+    pthread_mutex_lock(&text_input->mutex);
+    text_input->commit_string = strdup(text);
+    pthread_mutex_unlock(&text_input->mutex);
 }

static void text_input_delete_surrounding_text(void *data,
@@ -75,6 +110,22 @@ static void text_input_delete_surrounding_text(void *data,
 static void text_input_done(void *data, struct zwp_text_input_v3 *zwp_text_input_v3,
         uint32_t serial)
 {
+    struct wayland_text_input *text_input = data;
+    WCHAR *wide_commit;
+    HWND hwnd;
+    TRACE("data %p, text_input %p, serial %u.\n", data, zwp_text_input_v3, serial);
+
+    pthread_mutex_lock(&text_input->mutex);
+    assert(text_input->wl_surface);
+    hwnd = wl_surface_get_user_data(text_input->wl_surface);
+
+    wide_commit = strdupUtoW(text_input->commit_string);
+    post_ime_update(hwnd, 0, NULL, wide_commit);
+    free(wide_commit);
+
+    free(text_input->commit_string);
+    text_input->commit_string = NULL;
+    pthread_mutex_unlock(&text_input->mutex);
 }

static const struct zwp_text_input_v3_listener text_input_listener =
@@ -105,5 +156,6 @@ void wayland_text_input_deinit(void)
     pthread_mutex_lock(&text_input->mutex);
     zwp_text_input_v3_destroy(text_input->zwp_text_input_v3);
     text_input->zwp_text_input_v3 = NULL;
+    text_input->wl_surface = NULL;
     pthread_mutex_unlock(&text_input->mutex);
 };
diff --git a/dlls/winewayland.drv/waylanddrv.h b/dlls/winewayland.drv/waylanddrv.h
index c5dec335485..31ea950fa4d 100644
--- a/dlls/winewayland.drv/waylanddrv.h
+++ b/dlls/winewayland.drv/waylanddrv.h
@@ -115,6 +115,8 @@ struct wayland_pointer
 struct wayland_text_input
 {
     struct zwp_text_input_v3 *zwp_text_input_v3;
+    char *commit_string;
+    struct wl_surface *wl_surface;
     pthread_mutex_t mutex;
 };