[PATCH v7 1/2] winewayland.drv: Set wayland app-id from the process name.

[Gopal Prasad]

From: Gopal Prasad

Co-authored-by: Ryan Hendrickson 
Co-authored-by: Alexandros Frantzis 
---
 dlls/winewayland.drv/wayland_surface.c | 30 +++++++++++++++++++++++
 dlls/winewayland.drv/waylanddrv.h      |  1 +
 dlls/winewayland.drv/waylanddrv_main.c | 34 ++++++++++++++++++++++++++
 3 files changed, 65 insertions(+)

diff --git a/dlls/winewayland.drv/wayland_surface.c b/dlls/winewayland.drv/wayland_surface.c
index a955f3688c5..6e9bd566812 100644
--- a/dlls/winewayland.drv/wayland_surface.c
+++ b/dlls/winewayland.drv/wayland_surface.c
@@ -24,6 +24,7 @@

#include "config.h"

+#include <assert.h>
 #include <stdlib.h>
 #include <unistd.h>

@@ -253,6 +254,9 @@ void wayland_surface_make_toplevel(struct wayland_surface *surface)
     if (!surface->xdg_toplevel) goto err;
     xdg_toplevel_add_listener(surface->xdg_toplevel, &xdg_toplevel_listener, surface->hwnd);

+    if (process_name)
+        xdg_toplevel_set_app_id(surface->xdg_toplevel, process_name);
+
     wl_surface_commit(surface->wl_surface);
     wl_display_flush(process_wayland.wl_display);

@@ -897,3 +901,29 @@ void wayland_surface_ensure_contents(struct wayland_surface *surface)

if (damage) NtGdiDeleteObjectApp(damage);
 }
+
+/**********************************************************************
+ *          wayland_surface_set_title
+ */
+void wayland_surface_set_title(struct wayland_surface *surface, LPCWSTR text)
+{
+    DWORD text_len;
+    DWORD utf8_count;
+    char *utf8 = NULL;
+
+    assert(surface->xdg_toplevel);
+
+    TRACE("surface=%p hwnd=%p text='%s'\n",
+          surface, surface->hwnd, wine_dbgstr_w(text));
+
+    text_len = (lstrlenW(text) + 1) * sizeof(WCHAR);
+
+    if (!RtlUnicodeToUTF8N(NULL, 0, &utf8_count, text, text_len) &&
+        (utf8 = malloc(utf8_count)))
+    {
+        RtlUnicodeToUTF8N(utf8, utf8_count, &utf8_count, text, text_len);
+        xdg_toplevel_set_title(surface->xdg_toplevel, utf8);
+    }
+
+    free(utf8);
+}
diff --git a/dlls/winewayland.drv/waylanddrv.h b/dlls/winewayland.drv/waylanddrv.h
index f030f6fc6a0..6359142300a 100644
--- a/dlls/winewayland.drv/waylanddrv.h
+++ b/dlls/winewayland.drv/waylanddrv.h
@@ -51,6 +51,7 @@
  *          Globals
  */

+extern char *process_name;
 extern struct wayland process_wayland;

/**********************************************************************
diff --git a/dlls/winewayland.drv/waylanddrv_main.c b/dlls/winewayland.drv/waylanddrv_main.c
index b60d282aacb..935af8887f7 100644
--- a/dlls/winewayland.drv/waylanddrv_main.c
+++ b/dlls/winewayland.drv/waylanddrv_main.c
@@ -24,11 +24,15 @@

#include "config.h"

+#include <stdlib.h>
+
 #include "ntstatus.h"
 #define WIN32_NO_STATUS

#include "waylanddrv.h"

+char *process_name = NULL;
+
 static const struct user_driver_funcs waylanddrv_funcs =
 {
     .pClipCursor = WAYLAND_ClipCursor,
@@ -45,12 +49,42 @@ static const struct user_driver_funcs waylanddrv_funcs =
     .pwine_get_vulkan_driver = WAYLAND_wine_get_vulkan_driver,
 };

+static void wayland_init_process_name(void)
+{
+    WCHAR *p, *appname;
+    WCHAR appname_lower[MAX_PATH];
+    DWORD appname_len;
+    DWORD appnamez_size;
+    DWORD utf8_size;
+    int i;
+
+    appname = NtCurrentTeb()->Peb->ProcessParameters->ImagePathName.Buffer;
+    if ((p = wcsrchr(appname, '/'))) appname = p + 1;
+    if ((p = wcsrchr(appname, '\'))) appname = p + 1;
+    appname_len = lstrlenW(appname);
+
+    if (appname_len == 0 || appname_len >= MAX_PATH) return;
+
+    for (i = 0; appname[i]; i++) appname_lower[i] = RtlDowncaseUnicodeChar(appname[i]);
+    appname_lower[i] = 0;
+
+    appnamez_size = (appname_len + 1) * sizeof(WCHAR);
+
+    if (!RtlUnicodeToUTF8N(NULL, 0, &utf8_size, appname_lower, appnamez_size) &&
+        (process_name = malloc(utf8_size)))
+    {
+        RtlUnicodeToUTF8N(process_name, utf8_size, &utf8_size, appname_lower, appnamez_size);
+    }
+}
+
 static NTSTATUS waylanddrv_unix_init(void *arg)
 {
     /* Set the user driver functions now so that they are available during
      * our initialization. We clear them on error. */
     __wine_set_user_driver(&waylanddrv_funcs, WINE_GDI_DRIVER_VERSION);

+    wayland_init_process_name();
+
     if (!wayland_process_init()) goto err;

return 0;