* src/frame.c (tooltip_reuse_hidden_frame): New option.
* src/w32fns.c (x_create_tip_frame): Remove argument TEXT. Fix
handling of dividers.
(x_hide_tip): New function.
(Fx_show_tip): Try to reuse old tooltip frame when
`tooltip-reuse-hidden-frame' is non-nil and frame parameters
have not changed. Insert STRING here instead of passing it to
x_create_tip_frame. Compute size of tooltip window with
Fwindow_text_pixel_size. Obey Vw32_tooltip_extra_pixels when
padding tooltip window.
(Fx_hide_tip): Call x_hide_tip.
(Vw32_tooltip_extra_pixels): New variable.
* src/xdisp.c (Fwindow_text_pixel_size): Don't return negative y
value. Fix doc-string.
* src/xfns.c (x_create_tip_frame): Remove argument TEXT. Call
make_frame with mini_p argument false.
(x_hide_tip): New function.
(Fx_show_tip): Try to reuse old tooltip frame when
`tooltip-reuse-hidden-frame' is non-nil and frame parameters
have not changed. Insert STRING here instead of passing it to
x_create_tip_frame. Compute size of tooltip window with
Fwindow_text_pixel_size.
(Fx_hide_tip): Call x_hide_tip.
* lisp/cus-start.el (tooltip-reuse-hidden-frame): Add
customization entry.
(const :tag "Always" t)
(repeat (symbol :tag "Parameter")))
"25.1")
+ (tooltip-reuse-hidden-frame tooltip boolean "26.1")
;; fringe.c
(overflow-newline-into-fringe fringe boolean)
;; image.c
in a more readable form. */);
frame_size_history = Qnil;
+ DEFVAR_BOOL ("tooltip-reuse-hidden-frame", tooltip_reuse_hidden_frame,
+ doc: /* Non-nil means reuse hidden tooltip frames.
+When this is nil, delete a tooltip frame when hiding the associated
+tooltip. When this is non-nil, make the tooltip frame invisible only,
+so it can be reused when the next tooltip is shown.
+
+Setting this to non-nil may drastically reduce the consing overhead
+incurred by creating new tooltip frames. However, a value of non-nil
+means also that intermittent changes of faces or `default-frame-alist'
+are not applied when showing a tooltip in a reused frame.
+
+This variable is effective only with the X toolkit (and there only when
+Gtk+ tooltips are not used) and on Windows. */);
+ tooltip_reuse_hidden_frame = false;
+
staticpro (&Vframe_list);
defsubr (&Sframep);
Tool tips
***********************************************************************/
-static Lisp_Object x_create_tip_frame (struct w32_display_info *,
- Lisp_Object, Lisp_Object);
static void compute_tip_xy (struct frame *, Lisp_Object, Lisp_Object,
Lisp_Object, int, int, int *, int *);
/* Create a frame for a tooltip on the display described by DPYINFO.
- PARMS is a list of frame parameters. TEXT is the string to
- display in the tip frame. Value is the frame.
+ PARMS is a list of frame parameters. Value is the frame.
Note that functions called here, esp. x_default_parameter can
signal errors, for instance when a specified color name is
when this happens. */
static Lisp_Object
-x_create_tip_frame (struct w32_display_info *dpyinfo,
- Lisp_Object parms, Lisp_Object text)
+x_create_tip_frame (struct w32_display_info *dpyinfo, Lisp_Object parms)
{
struct frame *f;
Lisp_Object frame;
ptrdiff_t count = SPECPDL_INDEX ();
struct kboard *kb;
bool face_change_before = face_change;
- Lisp_Object buffer;
- struct buffer *old_buffer;
int x_width = 0, x_height = 0;
/* Use this general default value to start with until we know if
frame = Qnil;
/* Make a frame without minibuffer nor mode-line. */
f = make_frame (false);
- f->wants_modeline = 0;
+ f->wants_modeline = false;
XSETFRAME (frame, f);
- AUTO_STRING (tip, " *tip*");
- buffer = Fget_buffer_create (tip);
- /* Use set_window_buffer instead of Fset_window_buffer (see
- discussion of bug#11984, bug#12025, bug#12026). */
- set_window_buffer (FRAME_ROOT_WINDOW (f), buffer, false, false);
- old_buffer = current_buffer;
- set_buffer_internal_1 (XBUFFER (buffer));
- bset_truncate_lines (current_buffer, Qnil);
- specbind (Qinhibit_read_only, Qt);
- specbind (Qinhibit_modification_hooks, Qt);
- Ferase_buffer ();
- Finsert (1, &text);
- set_buffer_internal_1 (old_buffer);
-
record_unwind_protect (unwind_create_tip_frame, frame);
/* By setting the output method, we're essentially saying that
{
fset_name (f, name);
f->explicit_name = true;
- /* use the frame's title when getting resources for this frame. */
+ /* Use the frame's title when getting resources for this frame. */
specbind (Qx_resource_name, name);
}
parms = Fcons (Fcons (Qinternal_border_width, value),
parms);
}
+
x_default_parameter (f, parms, Qinternal_border_width, make_number (1),
"internalBorderWidth", "internalBorderWidth",
RES_TYPE_NUMBER);
- x_default_parameter (f, parms, Qright_divider_width, make_number (0),
- NULL, NULL, RES_TYPE_NUMBER);
- x_default_parameter (f, parms, Qbottom_divider_width, make_number (0),
- NULL, NULL, RES_TYPE_NUMBER);
-
/* Also do the stuff which must be set before the window exists. */
x_default_parameter (f, parms, Qforeground_color, build_string ("black"),
"foreground", "Foreground", RES_TYPE_STRING);
f->fringe_cols = 0;
f->left_fringe_width = 0;
f->right_fringe_width = 0;
+ /* No dividers on tip frame. */
+ f->right_divider_width = 0;
+ f->bottom_divider_width = 0;
block_input ();
my_create_tip_window (f);
SET_FRAME_LINES (f, 0);
adjust_frame_size (f, width * FRAME_COLUMN_WIDTH (f),
height * FRAME_LINE_HEIGHT (f), 0, true, Qtip_frame);
-
/* Add `tooltip' frame parameter's default value. */
if (NILP (Fframe_parameter (frame, Qtooltip)))
Fmodify_frame_parameters (frame, Fcons (Fcons (Qtooltip, Qt), Qnil));
Lisp_Object fg = Fframe_parameter (frame, Qforeground_color);
Lisp_Object colors = Qnil;
- /* Set tip_frame here, so that */
- tip_frame = frame;
call2 (Qface_set_after_frame_default, frame, Qnil);
if (!EQ (bg, Fframe_parameter (frame, Qbackground_color)))
*root_x = min_x;
}
+/* Hide tooltip. Delete its frame if DELETE is true. */
+static Lisp_Object
+x_hide_tip (bool delete)
+{
+ if (!NILP (tip_timer))
+ {
+ call1 (Qcancel_timer, tip_timer);
+ tip_timer = Qnil;
+ }
+
+ if (NILP (tip_frame)
+ || (!delete && FRAMEP (tip_frame)
+ && !FRAME_VISIBLE_P (XFRAME (tip_frame))))
+ return Qnil;
+ else
+ {
+ ptrdiff_t count;
+ Lisp_Object was_open = Qnil;
+
+ count = SPECPDL_INDEX ();
+ specbind (Qinhibit_redisplay, Qt);
+ specbind (Qinhibit_quit, Qt);
+
+ if (FRAMEP (tip_frame))
+ {
+ if (delete)
+ {
+ delete_frame (tip_frame, Qnil);
+ tip_frame = Qnil;
+ }
+ else
+ x_make_frame_invisible (XFRAME (tip_frame));
+
+ was_open = Qt;
+ }
+ else
+ tip_frame = Qnil;
+
+ return unbind_to (count, was_open);
+ }
+}
+
DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0,
doc: /* Show STRING in a \"tooltip\" window on frame FRAME.
Text larger than the specified size is clipped. */)
(Lisp_Object string, Lisp_Object frame, Lisp_Object parms, Lisp_Object timeout, Lisp_Object dx, Lisp_Object dy)
{
- struct frame *f;
+ struct frame *f, *tip_f;
struct window *w;
int root_x, root_y;
struct buffer *old_buffer;
struct text_pos pos;
int i, width, height;
- bool seen_reversed_p;
int old_windows_or_buffers_changed = windows_or_buffers_changed;
ptrdiff_t count = SPECPDL_INDEX ();
+ ptrdiff_t count_1;
+ Lisp_Object window, size;
specbind (Qinhibit_redisplay, Qt);
if (NILP (last_show_tip_args))
last_show_tip_args = Fmake_vector (make_number (3), Qnil);
- if (!NILP (tip_frame))
+ if (FRAMEP (tip_frame) && FRAME_LIVE_P (XFRAME (tip_frame)))
{
Lisp_Object last_string = AREF (last_show_tip_args, 0);
Lisp_Object last_frame = AREF (last_show_tip_args, 1);
Lisp_Object last_parms = AREF (last_show_tip_args, 2);
- if (EQ (frame, last_frame)
- && !NILP (Fequal (last_string, string))
+ if (FRAME_VISIBLE_P (XFRAME (tip_frame))
+ && EQ (frame, last_frame)
+ && !NILP (Fequal_including_properties (last_string, string))
&& !NILP (Fequal (last_parms, parms)))
{
- struct frame *f = XFRAME (tip_frame);
-
/* Only DX and DY have changed. */
+ tip_f = XFRAME (tip_frame);
if (!NILP (tip_timer))
{
Lisp_Object timer = tip_timer;
+
tip_timer = Qnil;
call1 (Qcancel_timer, timer);
}
block_input ();
- compute_tip_xy (f, parms, dx, dy, FRAME_PIXEL_WIDTH (f),
- FRAME_PIXEL_HEIGHT (f), &root_x, &root_y);
+ compute_tip_xy (tip_f, parms, dx, dy, FRAME_PIXEL_WIDTH (tip_f),
+ FRAME_PIXEL_HEIGHT (tip_f), &root_x, &root_y);
/* Put tooltip in topmost group and in position. */
- SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST,
+ SetWindowPos (FRAME_W32_WINDOW (tip_f), HWND_TOPMOST,
root_x, root_y, 0, 0,
SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOOWNERZORDER);
/* Ensure tooltip is on top of other topmost windows (eg menus). */
- SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP,
+ SetWindowPos (FRAME_W32_WINDOW (tip_f), HWND_TOP,
0, 0, 0, 0,
SWP_NOMOVE | SWP_NOSIZE
| SWP_NOACTIVATE | SWP_NOOWNERZORDER);
+ /* Let redisplay know that we have made the frame visible already. */
+ SET_FRAME_VISIBLE (tip_f, 1);
+ ShowWindow (FRAME_W32_WINDOW (tip_f), SW_SHOWNOACTIVATE);
unblock_input ();
+
goto start_timer;
}
- }
+ else if (tooltip_reuse_hidden_frame && EQ (frame, last_frame))
+ {
+ bool delete = false;
+ Lisp_Object tail, elt, parm, last;
- /* Hide a previous tip, if any. */
- Fx_hide_tip ();
+ /* Check if every parameter in PARMS has the same value in
+ last_parms. This may destruct last_parms which, however,
+ will be recreated below. */
+ for (tail = parms; CONSP (tail); tail = XCDR (tail))
+ {
+ elt = XCAR (tail);
+ parm = Fcar (elt);
+ /* The left, top, right and bottom parameters are handled
+ by compute_tip_xy so they can be ignored here. */
+ if (!EQ (parm, Qleft) && !EQ (parm, Qtop)
+ && !EQ (parm, Qright) && !EQ (parm, Qbottom))
+ {
+ last = Fassq (parm, last_parms);
+ if (NILP (Fequal (Fcdr (elt), Fcdr (last))))
+ {
+ /* We lost, delete the old tooltip. */
+ delete = true;
+ break;
+ }
+ else
+ last_parms = call2 (Qassq_delete_all, parm, last_parms);
+ }
+ else
+ last_parms = call2 (Qassq_delete_all, parm, last_parms);
+ }
+
+ /* Now check if there's a parameter left in last_parms with a
+ non-nil value. */
+ for (tail = last_parms; CONSP (tail); tail = XCDR (tail))
+ {
+ elt = XCAR (tail);
+ parm = Fcar (elt);
+ if (!EQ (parm, Qleft) && !EQ (parm, Qtop) && !EQ (parm, Qright)
+ && !EQ (parm, Qbottom) && !NILP (Fcdr (elt)))
+ {
+ /* We lost, delete the old tooltip. */
+ delete = true;
+ break;
+ }
+ }
+
+ x_hide_tip (delete);
+ }
+ else
+ x_hide_tip (true);
+ }
+ else
+ x_hide_tip (true);
ASET (last_show_tip_args, 0, string);
ASET (last_show_tip_args, 1, frame);
ASET (last_show_tip_args, 2, parms);
- /* Add default values to frame parameters. */
- if (NILP (Fassq (Qname, parms)))
- parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms);
- if (NILP (Fassq (Qinternal_border_width, parms)))
- parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms);
- if (NILP (Fassq (Qright_divider_width, parms)))
- parms = Fcons (Fcons (Qright_divider_width, make_number (0)), parms);
- if (NILP (Fassq (Qbottom_divider_width, parms)))
- parms = Fcons (Fcons (Qbottom_divider_width, make_number (0)), parms);
- if (NILP (Fassq (Qborder_width, parms)))
- parms = Fcons (Fcons (Qborder_width, make_number (1)), parms);
- if (NILP (Fassq (Qborder_color, parms)))
- parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms);
- if (NILP (Fassq (Qbackground_color, parms)))
- parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")),
- parms);
-
/* Block input until the tip has been fully drawn, to avoid crashes
when drawing tips in menus. */
block_input ();
- /* Create a frame for the tooltip, and record it in the global
- variable tip_frame. */
- frame = x_create_tip_frame (FRAME_DISPLAY_INFO (f), parms, string);
- f = XFRAME (frame);
+ if (!FRAMEP (tip_frame) || !FRAME_LIVE_P (XFRAME (tip_frame)))
+ {
+ /* Add default values to frame parameters. */
+ if (NILP (Fassq (Qname, parms)))
+ parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms);
+ if (NILP (Fassq (Qinternal_border_width, parms)))
+ parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms);
+ if (NILP (Fassq (Qborder_width, parms)))
+ parms = Fcons (Fcons (Qborder_width, make_number (1)), parms);
+ if (NILP (Fassq (Qborder_color, parms)))
+ parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms);
+ if (NILP (Fassq (Qbackground_color, parms)))
+ parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")),
+ parms);
+
+ /* Create a frame for the tooltip, and record it in the global
+ variable tip_frame. */
+ if (NILP (tip_frame = x_create_tip_frame (FRAME_DISPLAY_INFO (f), parms)))
+ {
+ /* Creating the tip frame failed. */
+ unblock_input ();
+ return unbind_to (count, Qnil);
+ }
+ }
+
+ tip_f = XFRAME (tip_frame);
+ window = FRAME_ROOT_WINDOW (tip_f);
+ AUTO_STRING (tip, " *tip*");
+ set_window_buffer (window, Fget_buffer_create (tip), false, false);
+ w = XWINDOW (window);
+ w->pseudo_window_p = true;
- /* Set up the frame's root window. */
- w = XWINDOW (FRAME_ROOT_WINDOW (f));
+ /* Set up the frame's root window. Note: The following code does not
+ try to size the window or its frame correctly. Its only purpose is
+ to make the subsequent text size calculations work. The right
+ sizes should get installed when the toolkit gets back to us. */
w->left_col = 0;
w->top_line = 0;
w->pixel_left = 0;
w->pixel_top = 0;
if (CONSP (Vx_max_tooltip_size)
- && INTEGERP (XCAR (Vx_max_tooltip_size))
- && XINT (XCAR (Vx_max_tooltip_size)) > 0
- && INTEGERP (XCDR (Vx_max_tooltip_size))
- && XINT (XCDR (Vx_max_tooltip_size)) > 0)
+ && RANGED_INTEGERP (1, XCAR (Vx_max_tooltip_size), INT_MAX)
+ && RANGED_INTEGERP (1, XCDR (Vx_max_tooltip_size), INT_MAX))
{
w->total_cols = XFASTINT (XCAR (Vx_max_tooltip_size));
w->total_lines = XFASTINT (XCDR (Vx_max_tooltip_size));
w->total_lines = 40;
}
- w->pixel_width = w->total_cols * FRAME_COLUMN_WIDTH (f);
- w->pixel_height = w->total_lines * FRAME_LINE_HEIGHT (f);
-
- FRAME_TOTAL_COLS (f) = WINDOW_TOTAL_COLS (w);
- adjust_frame_glyphs (f);
- w->pseudo_window_p = true;
+ w->pixel_width = w->total_cols * FRAME_COLUMN_WIDTH (tip_f);
+ w->pixel_height = w->total_lines * FRAME_LINE_HEIGHT (tip_f);
+ FRAME_TOTAL_COLS (tip_f) = WINDOW_TOTAL_COLS (w);
+ adjust_frame_glyphs (tip_f);
- /* Display the tooltip text in a temporary buffer. */
+ /* Insert STRING into the root window's buffer and fit the frame to
+ the buffer. */
+ count_1 = SPECPDL_INDEX ();
old_buffer = current_buffer;
- set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->contents));
+ set_buffer_internal_1 (XBUFFER (w->contents));
bset_truncate_lines (current_buffer, Qnil);
+ specbind (Qinhibit_read_only, Qt);
+ specbind (Qinhibit_modification_hooks, Qt);
+ specbind (Qinhibit_point_motion_hooks, Qt);
+ Ferase_buffer ();
+ Finsert (1, &string);
clear_glyph_matrix (w->desired_matrix);
clear_glyph_matrix (w->current_matrix);
SET_TEXT_POS (pos, BEGV, BEGV_BYTE);
- try_window (FRAME_ROOT_WINDOW (f), pos, TRY_WINDOW_IGNORE_FONTS_CHANGE);
-
- /* Compute width and height of the tooltip. */
- width = height = 0;
- seen_reversed_p = false;
- for (i = 0; i < w->desired_matrix->nrows; ++i)
- {
- struct glyph_row *row = &w->desired_matrix->rows[i];
- struct glyph *last;
- int row_width;
-
- /* Stop at the first empty row at the end. */
- if (!row->enabled_p || !MATRIX_ROW_DISPLAYS_TEXT_P (row))
- break;
-
- /* Let the row go over the full width of the frame. */
- row->full_width_p = true;
-
- row_width = row->pixel_width;
- if (row->used[TEXT_AREA])
- {
- if (!row->reversed_p)
- {
- /* There's a glyph at the end of rows that is used to
- place the cursor there. Don't include the width of
- this glyph. */
- last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1];
- if (NILP (last->object))
- row_width -= last->pixel_width;
- }
- else
- {
- /* There could be a stretch glyph at the beginning of R2L
- rows that is produced by extend_face_to_end_of_line.
- Don't count that glyph. */
- struct glyph *g = row->glyphs[TEXT_AREA];
-
- if (g->type == STRETCH_GLYPH && NILP (g->object))
- {
- row_width -= g->pixel_width;
- seen_reversed_p = true;
- }
- }
- }
-
- height += row->height;
- width = max (width, row_width);
- }
-
- /* If we've seen partial-length R2L rows, we need to re-adjust the
- tool-tip frame width and redisplay it again, to avoid over-wide
- tips due to the stretch glyph that extends R2L lines to full
- width of the frame. */
- if (seen_reversed_p)
- {
- /* PXW: Why do we do the pixel-to-cols conversion only if
- seen_reversed_p holds? Don't we have to set other fields of
- the window/frame structure?
-
- w->total_cols and FRAME_TOTAL_COLS want the width in columns,
- not in pixels. */
- w->pixel_width = width;
- width /= WINDOW_FRAME_COLUMN_WIDTH (w);
- w->total_cols = width;
- FRAME_TOTAL_COLS (f) = width;
- SET_FRAME_WIDTH (f, width);
- adjust_frame_glyphs (f);
- w->pseudo_window_p = 1;
- clear_glyph_matrix (w->desired_matrix);
- clear_glyph_matrix (w->current_matrix);
- try_window (FRAME_ROOT_WINDOW (f), pos, TRY_WINDOW_IGNORE_FONTS_CHANGE);
- width = height = 0;
- /* Recompute width and height of the tooltip. */
- for (i = 0; i < w->desired_matrix->nrows; ++i)
- {
- struct glyph_row *row = &w->desired_matrix->rows[i];
- struct glyph *last;
- int row_width;
-
- if (!row->enabled_p || !MATRIX_ROW_DISPLAYS_TEXT_P (row))
- break;
- row->full_width_p = true;
- row_width = row->pixel_width;
- if (row->used[TEXT_AREA] && !row->reversed_p)
- {
- last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1];
- if (NILP (last->object))
- row_width -= last->pixel_width;
- }
-
- height += row->height;
- width = max (width, row_width);
- }
- }
-
- /* Add the frame's internal border to the width and height the w32
- window should have. */
- height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f);
- width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f);
-
- /* Move the tooltip window where the mouse pointer is. Resize and
- show it.
-
- PXW: This should use the frame's pixel coordinates. */
- compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y);
-
+ try_window (window, pos, TRY_WINDOW_IGNORE_FONTS_CHANGE);
+ /* Calculate size of tooltip window. */
+ size = Fwindow_text_pixel_size (window, Qnil, Qnil, Qnil,
+ make_number (w->pixel_height), Qnil);
+ /* Add the frame's internal border to calculated size. */
+ width = XINT (Fcar (size)) + 2 * FRAME_INTERNAL_BORDER_WIDTH (tip_f);
+ height = XINT (Fcdr (size)) + 2 * FRAME_INTERNAL_BORDER_WIDTH (tip_f);
+ /* Calculate position of tooltip frame. */
+ compute_tip_xy (tip_f, parms, dx, dy, width, height, &root_x, &root_y);
+
+ /* Show tooltip frame. */
{
- /* Adjust Window size to take border into account. */
RECT rect;
+ int pad = (NUMBERP (Vw32_tooltip_extra_pixels)
+ ? max (0, XINT (Vw32_tooltip_extra_pixels))
+ : FRAME_COLUMN_WIDTH (tip_f));
+
rect.left = rect.top = 0;
rect.right = width;
rect.bottom = height;
- AdjustWindowRect (&rect, f->output_data.w32->dwStyle, false);
-
- /* Position and size tooltip, and put it in the topmost group.
- The add-on of FRAME_COLUMN_WIDTH to the 5th argument is a
- peculiarity of w32 display: without it, some fonts cause the
- last character of the tip to be truncated or wrapped around to
- the next line. */
- SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST,
+ AdjustWindowRect (&rect, tip_f->output_data.w32->dwStyle,
+ FRAME_EXTERNAL_MENU_BAR (tip_f));
+
+ /* Position and size tooltip and put it in the topmost group. */
+ SetWindowPos (FRAME_W32_WINDOW (tip_f), HWND_TOPMOST,
root_x, root_y,
- rect.right - rect.left + FRAME_COLUMN_WIDTH (f),
+ rect.right - rect.left + pad,
rect.bottom - rect.top, SWP_NOACTIVATE | SWP_NOOWNERZORDER);
/* Ensure tooltip is on top of other topmost windows (eg menus). */
- SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP,
+ SetWindowPos (FRAME_W32_WINDOW (tip_f), HWND_TOP,
0, 0, 0, 0,
SWP_NOMOVE | SWP_NOSIZE
| SWP_NOACTIVATE | SWP_NOOWNERZORDER);
/* Let redisplay know that we have made the frame visible already. */
- SET_FRAME_VISIBLE (f, 1);
+ SET_FRAME_VISIBLE (tip_f, 1);
- ShowWindow (FRAME_W32_WINDOW (f), SW_SHOWNOACTIVATE);
+ ShowWindow (FRAME_W32_WINDOW (tip_f), SW_SHOWNOACTIVATE);
}
- /* Draw into the window. */
w->must_be_updated_p = true;
update_single_window (w);
-
- unblock_input ();
-
- /* Restore original current buffer. */
set_buffer_internal_1 (old_buffer);
+ unbind_to (count_1, Qnil);
+ unblock_input ();
windows_or_buffers_changed = old_windows_or_buffers_changed;
start_timer:
Value is t if tooltip was open, nil otherwise. */)
(void)
{
- ptrdiff_t count;
- Lisp_Object deleted, frame, timer;
-
- /* Return quickly if nothing to do. */
- if (NILP (tip_timer) && NILP (tip_frame))
- return Qnil;
-
- frame = tip_frame;
- timer = tip_timer;
- tip_frame = tip_timer = deleted = Qnil;
-
- count = SPECPDL_INDEX ();
- specbind (Qinhibit_redisplay, Qt);
- specbind (Qinhibit_quit, Qt);
-
- if (!NILP (timer))
- call1 (Qcancel_timer, timer);
-
- if (FRAMEP (frame))
- {
- delete_frame (frame, Qnil);
- deleted = Qt;
- }
-
- return unbind_to (count, deleted);
+ return x_hide_tip (!tooltip_reuse_hidden_frame);
}
\f
/***********************************************************************
DEFSYM (Qmm_size, "mm-size");
DEFSYM (Qframes, "frames");
DEFSYM (Qtip_frame, "tip-frame");
+ DEFSYM (Qassq_delete_all, "assq-delete-all");
DEFSYM (Qunicode_sip, "unicode-sip");
#if defined WINDOWSNT && !defined HAVE_DBUS
DEFSYM (QCicon, ":icon");
This variable has effect only on Windows Vista and later. */);
w32_disable_new_uniscribe_apis = 0;
+ DEFVAR_LISP ("w32-tooltip-extra-pixels",
+ Vw32_tooltip_extra_pixels,
+ doc: /* Number of pixels added after tooltip text.
+On Windows some fonts may cause the last character of a tooltip be
+truncated or wrapped around to the next line. Adding some extra space
+at the end of the toooltip works around this problem.
+
+This variable specifies the number of pixels that shall be added. The
+default value t means to add the width of one canonical character of the
+tip frame. */);
+ Vw32_tooltip_extra_pixels = Qt;
+
#if 0 /* TODO: Port to W32 */
defsubr (&Sx_change_window_property);
defsubr (&Sx_delete_window_property);
The optional argument FROM, if non-nil, specifies the first text
position and defaults to the minimum accessible position of the buffer.
-If FROM is t, use the minimum accessible position that is not a newline
-character. TO, if non-nil, specifies the last text position and
+If FROM is t, use the minimum accessible position that starts a
+non-empty line. TO, if non-nil, specifies the last text position and
defaults to the maximum accessible position of the buffer. If TO is t,
-use the maximum accessible position that is not a newline character.
+use the maximum accessible position that ends a non-empty line.
The optional argument X-LIMIT, if non-nil, specifies the maximum text
width that can be returned. X-LIMIT nil or omitted, means to use the
-pixel-width of WINDOW's body; use this if you do not intend to change
-the width of WINDOW. Use the maximum width WINDOW may assume if you
-intend to change WINDOW's width. In any case, text whose x-coordinate
-is beyond X-LIMIT is ignored. Since calculating the width of long lines
-can take some time, it's always a good idea to make this argument as
-small as possible; in particular, if the buffer contains long lines that
-shall be truncated anyway.
+pixel-width of WINDOW's body; use this if you want to know how high
+WINDOW should be become in order to fit all of its buffer's text with
+the width of WINDOW unaltered. Use the maximum width WINDOW may assume
+if you intend to change WINDOW's width. In any case, text whose
+x-coordinate is beyond X-LIMIT is ignored. Since calculating the width
+of long lines can take some time, it's always a good idea to make this
+argument as small as possible; in particular, if the buffer contains
+long lines that shall be truncated anyway.
The optional argument Y-LIMIT, if non-nil, specifies the maximum text
-height that can be returned. Text lines whose y-coordinate is beyond
-Y-LIMIT are ignored. Since calculating the text height of a large
-buffer can take some time, it makes sense to specify this argument if
-the size of the buffer is unknown.
+height (exluding the height of the mode- or header-line, if any) that
+can be returned. Text lines whose y-coordinate is beyond Y-LIMIT are
+ignored. Since calculating the text height of a large buffer can take
+some time, it makes sense to specify this argument if the size of the
+buffer is large or unknown.
Optional argument MODE-AND-HEADER-LINE nil or omitted means do not
include the height of the mode- or header-line of WINDOW in the return
ptrdiff_t start, end, pos;
struct text_pos startp;
void *itdata = NULL;
- int c, max_y = -1, x = 0, y = 0;
+ int c, max_x = 0, max_y = 0, x = 0, y = 0;
CHECK_BUFFER (buffer);
b = XBUFFER (buffer);
end = max (start, min (XINT (to), ZV));
}
- if (!NILP (y_limit))
- {
- CHECK_NUMBER (y_limit);
- max_y = min (XINT (y_limit), INT_MAX);
- }
+ if (!NILP (x_limit) && RANGED_INTEGERP (0, x_limit, INT_MAX))
+ max_x = XINT (x_limit);
+
+ if (NILP (y_limit))
+ max_y = INT_MAX;
+ else if (RANGED_INTEGERP (0, y_limit, INT_MAX))
+ max_y = XINT (y_limit);
itdata = bidi_shelve_cache ();
SET_TEXT_POS (startp, start, CHAR_TO_BYTE (start));
x = move_it_to (&it, end, -1, max_y, -1, MOVE_TO_POS | MOVE_TO_Y);
else
{
- CHECK_NUMBER (x_limit);
- it.last_visible_x = min (XINT (x_limit), INFINITY);
+ it.last_visible_x = max_x;
/* Actually, we never want move_it_to stop at to_x. But to make
sure that move_it_in_display_line_to always moves far enough,
- we set it to INT_MAX and specify MOVE_TO_X. */
- x = move_it_to (&it, end, INT_MAX, max_y, -1,
- MOVE_TO_POS | MOVE_TO_X | MOVE_TO_Y);
+ we set it to INT_MAX and specify MOVE_TO_X. Also bound width
+ value by X-LIMIT. */
+ x = min (move_it_to (&it, end, INT_MAX, max_y, -1,
+ MOVE_TO_POS | MOVE_TO_X | MOVE_TO_Y),
+ max_x);
}
- y = it.current_y + it.max_ascent + it.max_descent;
+ /* Subtract height of header-line which was counted automatically by
+ start_display. */
+ y = min (it.current_y + it.max_ascent + it.max_descent
+ - WINDOW_HEADER_LINE_HEIGHT (w),
+ max_y);
- if (!EQ (mode_and_header_line, Qheader_line)
- && !EQ (mode_and_header_line, Qt))
- /* Do not count the header-line which was counted automatically by
- start_display. */
- y = y - WINDOW_HEADER_LINE_HEIGHT (w);
+ if (EQ (mode_and_header_line, Qheader_line)
+ || EQ (mode_and_header_line, Qt))
+ /* Re-add height of header-line as requested. */
+ y = y + WINDOW_HEADER_LINE_HEIGHT (w);
if (EQ (mode_and_header_line, Qmode_line)
|| EQ (mode_and_header_line, Qt))
- /* Do count the mode-line which is not included automatically by
- start_display. */
+ /* Add height of mode-line as requested. */
y = y + WINDOW_MODE_LINE_HEIGHT (w);
bidi_unshelve_cache (itdata, false);
Tool tips
***********************************************************************/
-static Lisp_Object x_create_tip_frame (struct x_display_info *,
- Lisp_Object, Lisp_Object);
static void compute_tip_xy (struct frame *, Lisp_Object, Lisp_Object,
Lisp_Object, int, int, int *, int *);
when this happens. */
static Lisp_Object
-x_create_tip_frame (struct x_display_info *dpyinfo,
- Lisp_Object parms,
- Lisp_Object text)
+x_create_tip_frame (struct x_display_info *dpyinfo, Lisp_Object parms)
{
struct frame *f;
Lisp_Object frame;
ptrdiff_t count = SPECPDL_INDEX ();
bool face_change_before = face_change;
Lisp_Object buffer;
- struct buffer *old_buffer;
int x_width = 0, x_height = 0;
if (!dpyinfo->terminal->name)
error ("Invalid frame name--not a string or nil");
frame = Qnil;
- f = make_frame (true);
+ f = make_frame (false);
+ f->wants_modeline = false;
XSETFRAME (frame, f);
-
- AUTO_STRING (tip, " *tip*");
- buffer = Fget_buffer_create (tip);
- /* Use set_window_buffer instead of Fset_window_buffer (see
- discussion of bug#11984, bug#12025, bug#12026). */
- set_window_buffer (FRAME_ROOT_WINDOW (f), buffer, false, false);
- old_buffer = current_buffer;
- set_buffer_internal_1 (XBUFFER (buffer));
- bset_truncate_lines (current_buffer, Qnil);
- specbind (Qinhibit_read_only, Qt);
- specbind (Qinhibit_modification_hooks, Qt);
- Ferase_buffer ();
- Finsert (1, &text);
- set_buffer_internal_1 (old_buffer);
-
record_unwind_protect (unwind_create_tip_frame, frame);
f->terminal = dpyinfo->terminal;
{
Lisp_Object bg = Fframe_parameter (frame, Qbackground_color);
- /* Set tip_frame here, so that */
- tip_frame = frame;
call2 (Qface_set_after_frame_default, frame, Qnil);
if (!EQ (bg, Fframe_parameter (frame, Qbackground_color)))
}
+/* Hide tooltip. Delete its frame if DELETE is true. */
+static Lisp_Object
+x_hide_tip (bool delete)
+{
+ if (!NILP (tip_timer))
+ {
+ call1 (Qcancel_timer, tip_timer);
+ tip_timer = Qnil;
+ }
+
+
+ if (NILP (tip_frame)
+ || (!delete && FRAMEP (tip_frame)
+ && !FRAME_VISIBLE_P (XFRAME (tip_frame))))
+ return Qnil;
+ else
+ {
+ ptrdiff_t count;
+ Lisp_Object was_open = Qnil;
+
+ count = SPECPDL_INDEX ();
+ specbind (Qinhibit_redisplay, Qt);
+ specbind (Qinhibit_quit, Qt);
+
+#ifdef USE_GTK
+ {
+ /* When using system tooltip, tip_frame is the Emacs frame on
+ which the tip is shown. */
+ struct frame *f = XFRAME (tip_frame);
+
+ if (FRAME_LIVE_P (f) && xg_hide_tooltip (f))
+ {
+ tip_frame = Qnil;
+ was_open = Qt;
+ }
+ }
+#endif
+
+ if (FRAMEP (tip_frame))
+ {
+ if (delete)
+ {
+ delete_frame (tip_frame, Qnil);
+ tip_frame = Qnil;
+ }
+ else
+ x_make_frame_invisible (XFRAME (tip_frame));
+
+ was_open = Qt;
+
+#ifdef USE_LUCID
+ /* Bloodcurdling hack alert: The Lucid menu bar widget's
+ redisplay procedure is not called when a tip frame over
+ menu items is unmapped. Redisplay the menu manually... */
+ {
+ Widget w;
+ struct frame *f = SELECTED_FRAME ();
+ if (FRAME_X_P (f) && FRAME_LIVE_P (f))
+ {
+ w = f->output_data.x->menubar_widget;
+
+ if (!DoesSaveUnders (FRAME_DISPLAY_INFO (f)->screen)
+ && w != NULL)
+ {
+ block_input ();
+ xlwmenu_redisplay (w);
+ unblock_input ();
+ }
+ }
+ }
+#endif /* USE_LUCID */
+ }
+ else
+ tip_frame = Qnil;
+
+ return unbind_to (count, was_open);
+ }
+}
+
DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0,
doc: /* Show STRING in a "tooltip" window on frame FRAME.
A tooltip window is a small X window displaying a string.
Text larger than the specified size is clipped. */)
(Lisp_Object string, Lisp_Object frame, Lisp_Object parms, Lisp_Object timeout, Lisp_Object dx, Lisp_Object dy)
{
- struct frame *f;
+ struct frame *f, *tip_f;
struct window *w;
int root_x, root_y;
struct buffer *old_buffer;
struct text_pos pos;
- int i, width, height;
- bool seen_reversed_p;
+ int width, height;
int old_windows_or_buffers_changed = windows_or_buffers_changed;
ptrdiff_t count = SPECPDL_INDEX ();
+ ptrdiff_t count_1;
+ Lisp_Object window, size;
specbind (Qinhibit_redisplay, Qt);
if (NILP (last_show_tip_args))
last_show_tip_args = Fmake_vector (make_number (3), Qnil);
- if (!NILP (tip_frame))
+ if (FRAMEP (tip_frame) && FRAME_LIVE_P (XFRAME (tip_frame)))
{
Lisp_Object last_string = AREF (last_show_tip_args, 0);
Lisp_Object last_frame = AREF (last_show_tip_args, 1);
Lisp_Object last_parms = AREF (last_show_tip_args, 2);
- if (EQ (frame, last_frame)
- && !NILP (Fequal (last_string, string))
+ if (FRAME_VISIBLE_P (XFRAME (tip_frame))
+ && EQ (frame, last_frame)
+ && !NILP (Fequal_including_properties (last_string, string))
&& !NILP (Fequal (last_parms, parms)))
{
- struct frame *tip_f = XFRAME (tip_frame);
-
/* Only DX and DY have changed. */
+ tip_f = XFRAME (tip_frame);
if (!NILP (tip_timer))
{
Lisp_Object timer = tip_timer;
+
tip_timer = Qnil;
call1 (Qcancel_timer, timer);
}
XMoveWindow (FRAME_X_DISPLAY (tip_f), FRAME_X_WINDOW (tip_f),
root_x, root_y);
unblock_input ();
+
goto start_timer;
}
- }
+ else if (tooltip_reuse_hidden_frame && EQ (frame, last_frame))
+ {
+ bool delete = false;
+ Lisp_Object tail, elt, parm, last;
+
+ /* Check if every parameter in PARMS has the same value in
+ last_parms unless it should be ignored by means of
+ Vtooltip_reuse_hidden_frame_parameters. This may destruct
+ last_parms which, however, will be recreated below. */
+ for (tail = parms; CONSP (tail); tail = XCDR (tail))
+ {
+ elt = XCAR (tail);
+ parm = Fcar (elt);
+ /* The left, top, right and bottom parameters are handled
+ by compute_tip_xy so they can be ignored here. */
+ if (!EQ (parm, Qleft) && !EQ (parm, Qtop)
+ && !EQ (parm, Qright) && !EQ (parm, Qbottom))
+ {
+ last = Fassq (parm, last_parms);
+ if (NILP (Fequal (Fcdr (elt), Fcdr (last))))
+ {
+ /* We lost, delete the old tooltip. */
+ delete = true;
+ break;
+ }
+ else
+ last_parms = call2 (Qassq_delete_all, parm, last_parms);
+ }
+ else
+ last_parms = call2 (Qassq_delete_all, parm, last_parms);
+ }
- /* Hide a previous tip, if any. */
- Fx_hide_tip ();
+ /* Now check if every parameter in what is left of last_parms
+ with a non-nil value has an association in PARMS unless it
+ should be ignored by means of
+ Vtooltip_reuse_hidden_frame_parameters. */
+ for (tail = last_parms; CONSP (tail); tail = XCDR (tail))
+ {
+ elt = XCAR (tail);
+ parm = Fcar (elt);
+ if (!EQ (parm, Qleft) && !EQ (parm, Qtop) && !EQ (parm, Qright)
+ && !EQ (parm, Qbottom) && !NILP (Fcdr (elt)))
+ {
+ /* We lost, delete the old tooltip. */
+ delete = true;
+ break;
+ }
+ }
+
+ x_hide_tip (delete);
+ }
+ else
+ x_hide_tip (true);
+ }
+ else
+ x_hide_tip (true);
ASET (last_show_tip_args, 0, string);
ASET (last_show_tip_args, 1, frame);
ASET (last_show_tip_args, 2, parms);
- /* Add default values to frame parameters. */
- if (NILP (Fassq (Qname, parms)))
- parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms);
- if (NILP (Fassq (Qinternal_border_width, parms)))
- parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms);
- if (NILP (Fassq (Qborder_width, parms)))
- parms = Fcons (Fcons (Qborder_width, make_number (1)), parms);
- if (NILP (Fassq (Qbottom_divider_width, parms)))
- parms = Fcons (Fcons (Qbottom_divider_width, make_number (0)), parms);
- if (NILP (Fassq (Qright_divider_width, parms)))
- parms = Fcons (Fcons (Qright_divider_width, make_number (0)), parms);
- if (NILP (Fassq (Qborder_color, parms)))
- parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms);
- if (NILP (Fassq (Qbackground_color, parms)))
- parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")),
- parms);
-
- /* Create a frame for the tooltip, and record it in the global
- variable tip_frame. */
- frame = x_create_tip_frame (FRAME_DISPLAY_INFO (f), parms, string);
- f = XFRAME (frame);
-
- /* Set up the frame's root window. */
- w = XWINDOW (FRAME_ROOT_WINDOW (f));
+ if (!FRAMEP (tip_frame) || !FRAME_LIVE_P (XFRAME (tip_frame)))
+ {
+ /* Add default values to frame parameters. */
+ if (NILP (Fassq (Qname, parms)))
+ parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms);
+ if (NILP (Fassq (Qinternal_border_width, parms)))
+ parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms);
+ if (NILP (Fassq (Qborder_width, parms)))
+ parms = Fcons (Fcons (Qborder_width, make_number (1)), parms);
+ if (NILP (Fassq (Qborder_color, parms)))
+ parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms);
+ if (NILP (Fassq (Qbackground_color, parms)))
+ parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")),
+ parms);
+
+ /* Create a frame for the tooltip, and record it in the global
+ variable tip_frame. */
+ if (NILP (tip_frame = x_create_tip_frame (FRAME_DISPLAY_INFO (f), parms)))
+ /* Creating the tip frame failed. */
+ return unbind_to (count, Qnil);
+ }
+
+ tip_f = XFRAME (tip_frame);
+ window = FRAME_ROOT_WINDOW (tip_f);
+ AUTO_STRING (tip, " *tip*");
+ set_window_buffer (window, Fget_buffer_create (tip), false, false);
+ w = XWINDOW (window);
+ w->pseudo_window_p = true;
+
+ /* Set up the frame's root window. Note: The following code does not
+ try to size the window or its frame correctly. Its only purpose is
+ to make the subsequent text size calculations work. The right
+ sizes should get installed when the toolkit gets back to us. */
w->left_col = 0;
w->top_line = 0;
w->pixel_left = 0;
w->total_lines = 40;
}
- w->pixel_width = w->total_cols * FRAME_COLUMN_WIDTH (f);
- w->pixel_height = w->total_lines * FRAME_LINE_HEIGHT (f);
-
- FRAME_TOTAL_COLS (f) = w->total_cols;
- adjust_frame_glyphs (f);
- w->pseudo_window_p = true;
+ w->pixel_width = w->total_cols * FRAME_COLUMN_WIDTH (tip_f);
+ w->pixel_height = w->total_lines * FRAME_LINE_HEIGHT (tip_f);
+ FRAME_TOTAL_COLS (tip_f) = w->total_cols;
+ adjust_frame_glyphs (tip_f);
- /* Display the tooltip text in a temporary buffer. */
+ /* Insert STRING into root window's buffer and fit the frame to the
+ buffer. */
+ count_1 = SPECPDL_INDEX ();
old_buffer = current_buffer;
- set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->contents));
+ set_buffer_internal_1 (XBUFFER (w->contents));
bset_truncate_lines (current_buffer, Qnil);
+ specbind (Qinhibit_read_only, Qt);
+ specbind (Qinhibit_modification_hooks, Qt);
+ specbind (Qinhibit_point_motion_hooks, Qt);
+ Ferase_buffer ();
+ Finsert (1, &string);
clear_glyph_matrix (w->desired_matrix);
clear_glyph_matrix (w->current_matrix);
SET_TEXT_POS (pos, BEGV, BEGV_BYTE);
- try_window (FRAME_ROOT_WINDOW (f), pos, TRY_WINDOW_IGNORE_FONTS_CHANGE);
-
- /* Compute width and height of the tooltip. */
- width = height = 0;
- seen_reversed_p = false;
- for (i = 0; i < w->desired_matrix->nrows; ++i)
- {
- struct glyph_row *row = &w->desired_matrix->rows[i];
- struct glyph *last;
- int row_width;
-
- /* Stop at the first empty row at the end. */
- if (!row->enabled_p || !MATRIX_ROW_DISPLAYS_TEXT_P (row))
- break;
-
- /* Let the row go over the full width of the frame. */
- row->full_width_p = true;
-
- row_width = row->pixel_width;
- if (row->used[TEXT_AREA])
- {
- /* There's a glyph at the end of rows that is used to place
- the cursor there. Don't include the width of this glyph. */
- if (!row->reversed_p)
- {
- last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1];
- if (NILP (last->object))
- row_width -= last->pixel_width;
- }
- else
- {
- /* There could be a stretch glyph at the beginning of R2L
- rows that is produced by extend_face_to_end_of_line.
- Don't count that glyph. */
- struct glyph *g = row->glyphs[TEXT_AREA];
-
- if (g->type == STRETCH_GLYPH && NILP (g->object))
- {
- row_width -= g->pixel_width;
- seen_reversed_p = true;
- }
- }
- }
-
- height += row->height;
- width = max (width, row_width);
- }
-
- /* If we've seen partial-length R2L rows, we need to re-adjust the
- tool-tip frame width and redisplay it again, to avoid over-wide
- tips due to the stretch glyph that extends R2L lines to full
- width of the frame. */
- if (seen_reversed_p)
- {
- /* w->total_cols and FRAME_TOTAL_COLS want the width in columns,
- not in pixels. */
- w->pixel_width = width;
- width /= WINDOW_FRAME_COLUMN_WIDTH (w);
- w->total_cols = width;
- FRAME_TOTAL_COLS (f) = width;
- SET_FRAME_WIDTH (f, width);
- adjust_frame_glyphs (f);
- clear_glyph_matrix (w->desired_matrix);
- clear_glyph_matrix (w->current_matrix);
- try_window (FRAME_ROOT_WINDOW (f), pos, 0);
- width = height = 0;
- /* Recompute width and height of the tooltip. */
- for (i = 0; i < w->desired_matrix->nrows; ++i)
- {
- struct glyph_row *row = &w->desired_matrix->rows[i];
- struct glyph *last;
- int row_width;
-
- if (!row->enabled_p || !MATRIX_ROW_DISPLAYS_TEXT_P (row))
- break;
- row->full_width_p = true;
- row_width = row->pixel_width;
- if (row->used[TEXT_AREA] && !row->reversed_p)
- {
- last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1];
- if (NILP (last->object))
- row_width -= last->pixel_width;
- }
-
- height += row->height;
- width = max (width, row_width);
- }
- }
-
- /* Add the frame's internal border to the width and height the X
- window should have. */
- height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f);
- width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f);
-
- /* Move the tooltip window where the mouse pointer is. Resize and
- show it. */
- compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y);
-
+ try_window (window, pos, TRY_WINDOW_IGNORE_FONTS_CHANGE);
+ /* Calculate size of tooltip window. */
+ size = Fwindow_text_pixel_size (window, Qnil, Qnil, Qnil,
+ make_number (w->pixel_height), Qnil);
+ /* Add the frame's internal border to calculated size. */
+ width = XINT (Fcar (size)) + 2 * FRAME_INTERNAL_BORDER_WIDTH (tip_f);
+ height = XINT (Fcdr (size)) + 2 * FRAME_INTERNAL_BORDER_WIDTH (tip_f);
+
+ /* Calculate position of tooltip frame. */
+ compute_tip_xy (tip_f, parms, dx, dy, width, height, &root_x, &root_y);
+
+ /* Show tooltip frame. */
block_input ();
- XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
+ XMoveResizeWindow (FRAME_X_DISPLAY (tip_f), FRAME_X_WINDOW (tip_f),
root_x, root_y, width, height);
- XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f));
+ XMapRaised (FRAME_X_DISPLAY (tip_f), FRAME_X_WINDOW (tip_f));
unblock_input ();
- /* Draw into the window. */
w->must_be_updated_p = true;
update_single_window (w);
-
- /* Restore original current buffer. */
set_buffer_internal_1 (old_buffer);
+ unbind_to (count_1, Qnil);
windows_or_buffers_changed = old_windows_or_buffers_changed;
start_timer:
Value is t if tooltip was open, nil otherwise. */)
(void)
{
- ptrdiff_t count;
- Lisp_Object deleted, frame, timer;
-
- /* Return quickly if nothing to do. */
- if (NILP (tip_timer) && NILP (tip_frame))
- return Qnil;
-
- frame = tip_frame;
- timer = tip_timer;
- tip_frame = tip_timer = deleted = Qnil;
-
- count = SPECPDL_INDEX ();
- specbind (Qinhibit_redisplay, Qt);
- specbind (Qinhibit_quit, Qt);
-
- if (!NILP (timer))
- call1 (Qcancel_timer, timer);
-
-#ifdef USE_GTK
- {
- /* When using system tooltip, tip_frame is the Emacs frame on which
- the tip is shown. */
- struct frame *f = XFRAME (frame);
- if (FRAME_LIVE_P (f) && xg_hide_tooltip (f))
- frame = Qnil;
- }
-#endif
-
- if (FRAMEP (frame))
- {
- delete_frame (frame, Qnil);
- deleted = Qt;
-
-#ifdef USE_LUCID
- /* Bloodcurdling hack alert: The Lucid menu bar widget's
- redisplay procedure is not called when a tip frame over menu
- items is unmapped. Redisplay the menu manually... */
- {
- Widget w;
- struct frame *f = SELECTED_FRAME ();
- if (FRAME_X_P (f) && FRAME_LIVE_P (f))
- {
- w = f->output_data.x->menubar_widget;
-
- if (!DoesSaveUnders (FRAME_DISPLAY_INFO (f)->screen)
- && w != NULL)
- {
- block_input ();
- xlwmenu_redisplay (w);
- unblock_input ();
- }
- }
- }
-#endif /* USE_LUCID */
- }
-
- return unbind_to (count, deleted);
+ return x_hide_tip (!tooltip_reuse_hidden_frame);
}
-
\f
/***********************************************************************
File selection dialog
DEFSYM (Qcancel_timer, "cancel-timer");
DEFSYM (Qfont_param, "font-parameter");
DEFSYM (Qmono, "mono");
+ DEFSYM (Qassq_delete_all, "assq-delete-all");
#ifdef USE_CAIRO
DEFSYM (Qpdf, "pdf");
projects / emacs.git / commitdiff