(w32_load_system_font): Prevent Cleartype fonts from loading.

(Fx_show_tip): Ensure tip frames are above other topmost windows.

1 files changed, 18 insertions, 0 deletions

diff --git a/src/w32fns.c b/src/w32fns.c
index a269645c241..d7e0f7bcd0f 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -5816,6 +5816,10 @@ w32_load_system_font (f,fontname,size)
            ended up with. */
       return NULL;
 
+    /* Specify anti-aliasing to prevent Cleartype fonts being used,
+       since those fonts leave garbage behind.  */
+    lf.lfQuality = ANTIALIASED_QUALITY;
+
     font = (XFontStruct *) xmalloc (sizeof (XFontStruct));
     bzero (font, sizeof (*font));
 
@@ -13708,9 +13712,17 @@ Text larger than the specified size is clipped.  */)
           BLOCK_INPUT;
           compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f),
                           PIXEL_HEIGHT (f), &root_x, &root_y);
+
+          /* Put tooltip in topmost group and in position.  */
           SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST,
                         root_x, root_y, 0, 0,
                         SWP_NOSIZE | SWP_NOACTIVATE);
+
+          /* Ensure tooltip is on top of other topmost windows (eg menus).  */
+          SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP,
+                        0, 0, 0, 0,
+                        SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
+
           UNBLOCK_INPUT;
           goto start_timer;
         }
@@ -13828,10 +13840,16 @@ Text larger than the specified size is clipped.  */)
     AdjustWindowRect (&rect, f->output_data.w32->dwStyle,
                       FRAME_EXTERNAL_MENU_BAR (f));
 
+    /* Position and size tooltip, and put it in the topmost group.  */
     SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST,
                   root_x, root_y, rect.right - rect.left,
                   rect.bottom - rect.top, SWP_NOACTIVATE);
 
+    /* Ensure tooltip is on top of other topmost windows (eg menus).  */
+    SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP,
+                  0, 0, 0, 0,
+                  SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
+
     /* Let redisplay know that we have made the frame visible already.  */
     f->async_visible = 1;