diff options
Diffstat (limited to 'src/frame.h')
| -rw-r--r-- | src/frame.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/frame.h b/src/frame.h index 8ed73c6c7d6..0386d7b4c84 100644 --- a/src/frame.h +++ b/src/frame.h @@ -590,6 +590,11 @@ typedef struct frame *FRAME_PTR; #define FRAME_TOP_MARGIN(F) \ (FRAME_MENU_BAR_LINES (F) + FRAME_TOOL_BAR_LINES (F)) +/* Pixel height of the top margin above. */ + +#define FRAME_TOP_MARGIN_HEIGHT(f) \ + (FRAME_TOP_MARGIN (f) * FRAME_LINE_HEIGHT (f)) + /* Nonzero if this frame should display a menu bar in a way that does not use any text lines. */ #if defined (USE_X_TOOLKIT) || defined (HAVE_NTGUI) \ @@ -975,7 +980,7 @@ extern Lisp_Object selected_frame; at ROW/COL. */ #define FRAME_LINE_TO_PIXEL_Y(f, row) \ - (FRAME_INTERNAL_BORDER_WIDTH (f) \ + ((row < FRAME_TOP_MARGIN (f) ? 0 : FRAME_INTERNAL_BORDER_WIDTH (f)) \ + (row) * FRAME_LINE_HEIGHT (f)) #define FRAME_COL_TO_PIXEL_X(f, col) \ @@ -1000,7 +1005,13 @@ extern Lisp_Object selected_frame; the pixel on FRAME at Y/X. */ #define FRAME_PIXEL_Y_TO_LINE(f, y) \ - (((y) - FRAME_INTERNAL_BORDER_WIDTH (f)) \ + (((y) < FRAME_TOP_MARGIN_HEIGHT (f) \ + ? (y) \ + : ((y) < FRAME_TOP_MARGIN_HEIGHT (f) + FRAME_INTERNAL_BORDER_WIDTH (f) \ + ? (y) - (FRAME_TOP_MARGIN_HEIGHT (f) + FRAME_INTERNAL_BORDER_WIDTH (f) \ + /* Arrange for the division to round down. */ \ + + FRAME_LINE_HEIGHT (f) - 1) \ + : (y) - FRAME_INTERNAL_BORDER_WIDTH (f))) \ / FRAME_LINE_HEIGHT (f)) #define FRAME_PIXEL_X_TO_COL(f, x) \ |