#include "xterm.h"
#include <X11/cursorfont.h>
+/* If we have Xfixes extension, use it for pointer blanking. */
+#ifdef HAVE_XFIXES
+#include <X11/extensions/Xfixes.h>
+#endif
+
/* Load sys/types.h if not already loaded.
In some systems loading it twice is suicidal. */
#ifndef makedev
void
record_event (char *locus, int type)
{
- if (event_record_index == sizeof (event_record) / sizeof (struct record))
+ if (event_record_index == ARRAYELTS (event_record))
event_record_index = 0;
event_record[event_record_index].locus = locus;
/* If a row with mouse-face was overwritten, arrange for
XTframe_up_to_date to redisplay the mouse highlight. */
if (mouse_face_overwritten_p)
- reset_mouse_highlight (MOUSE_HL_INFO (XFRAME (w->frame)));
+ {
+ Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (XFRAME (w->frame));
+
+ hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
+ hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
+ hlinfo->mouse_face_window = Qnil;
+ }
}
XTtoggle_invisible_pointer (struct frame *f, int invisible)
{
block_input ();
- if (invisible)
- {
- if (FRAME_DISPLAY_INFO (f)->invisible_cursor != 0)
- XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- FRAME_DISPLAY_INFO (f)->invisible_cursor);
- }
- else
- XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
- f->output_data.x->current_cursor);
- f->pointer_invisible = invisible;
+ FRAME_DISPLAY_INFO (f)->toggle_visible_pointer (f, invisible);
unblock_input ();
}
gpointer user_data)
{
struct scroll_bar *bar = user_data;
- gdouble position;
int part = -1, whole = 0, portion = 0;
GtkAdjustment *adj = GTK_ADJUSTMENT (gtk_range_get_adjustment (range));
struct frame *f = g_object_get_data (G_OBJECT (range), XG_FRAME_DATA);
if (xg_ignore_gtk_scrollbar) return FALSE;
- position = gtk_adjustment_get_value (adj);
-
switch (scroll)
{
part = scroll_bar_handle;
whole = gtk_adjustment_get_upper (adj) -
gtk_adjustment_get_page_size (adj);
- portion = min ((int)position, whole);
+ portion = min ((int)value, whole);
bar->dragging = portion;
}
break;
static short temp_buffer[100];
#define STORE_KEYSYM_FOR_DEBUG(keysym) \
- if (temp_index == sizeof temp_buffer / sizeof (short)) \
+ if (temp_index == ARRAYELTS (temp_buffer)) \
temp_index = 0; \
temp_buffer[temp_index++] = (keysym)
unblock_input ();
}
-\f
-/* Mouse warping. */
-
-void
-x_set_mouse_position (struct frame *f, int x, int y)
-{
- int pix_x, pix_y;
-
- pix_x = FRAME_COL_TO_PIXEL_X (f, x) + FRAME_COLUMN_WIDTH (f) / 2;
- pix_y = FRAME_LINE_TO_PIXEL_Y (f, y) + FRAME_LINE_HEIGHT (f) / 2;
-
- if (pix_x < 0) pix_x = 0;
- if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f);
-
- if (pix_y < 0) pix_y = 0;
- if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f);
-
- block_input ();
-
- XWarpPointer (FRAME_X_DISPLAY (f), None, FRAME_X_WINDOW (f),
- 0, 0, 0, 0, pix_x, pix_y);
- unblock_input ();
-}
/* Move the mouse to position pixel PIX_X, PIX_Y relative to frame F. */
void
-x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y)
+frame_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y)
{
block_input ();
x_make_frame_visible (struct frame *f)
{
int original_top, original_left;
+ int tries = 0;
block_input ();
/* Force processing of queued events. */
x_sync (f);
- /* This hack is still in use at least for Cygwin. See
+ /* If on another desktop, the deiconify/map may be ignored and the
+ frame never becomes visible. XMonad does this.
+ Prevent an endless loop. */
+ if (FRAME_ICONIFIED_P (f) && ++tries > 100)
+ break;
+
+ /* This hack is still in use at least for Cygwin. See
http://lists.gnu.org/archive/html/emacs-devel/2013-12/msg00351.html.
Machines that do polling rather than SIGIO have been
commands to the X server. */
if (dpyinfo->display)
{
+ /* Always exit with visible pointer to avoid weird issue
+ with Xfixes (Bug#17609). */
+ if (f->pointer_invisible)
+ FRAME_DISPLAY_INFO (f)->toggle_visible_pointer (f, 0);
+
/* We must free faces before destroying windows because some
font-driver (e.g. xft) access a window while finishing a
face. */
}
#endif
+/* Create invisible cursor on X display referred by DPYINFO. */
+
+static Cursor
+make_invisible_cursor (struct x_display_info *dpyinfo)
+{
+ Display *dpy = dpyinfo->display;
+ static char const no_data[] = { 0 };
+ Pixmap pix;
+ XColor col;
+ Cursor c = 0;
+
+ x_catch_errors (dpy);
+ pix = XCreateBitmapFromData (dpy, dpyinfo->root_window, no_data, 1, 1);
+ if (! x_had_errors_p (dpy) && pix != None)
+ {
+ Cursor pixc;
+ col.pixel = 0;
+ col.red = col.green = col.blue = 0;
+ col.flags = DoRed | DoGreen | DoBlue;
+ pixc = XCreatePixmapCursor (dpy, pix, pix, &col, &col, 0, 0);
+ if (! x_had_errors_p (dpy) && pixc != None)
+ c = pixc;
+ XFreePixmap (dpy, pix);
+ }
+
+ x_uncatch_errors ();
+
+ return c;
+}
+
+/* True if DPY supports Xfixes extension >= 4. */
+
+static bool
+x_probe_xfixes_extension (Display *dpy)
+{
+#ifdef HAVE_XFIXES
+ int major, minor;
+ return XFixesQueryVersion (dpy, &major, &minor) && major >= 4;
+#else
+ return false;
+#endif /* HAVE_XFIXES */
+}
+
+/* Toggle mouse pointer visibility on frame F by using Xfixes functions. */
+
+static void
+xfixes_toggle_visible_pointer (struct frame *f, bool invisible)
+{
+#ifdef HAVE_XFIXES
+ if (invisible)
+ XFixesHideCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f));
+ else
+ XFixesShowCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f));
+ f->pointer_invisible = invisible;
+#else
+ emacs_abort ();
+#endif /* HAVE_XFIXES */
+}
+
+/* Toggle mouse pointer visibility on frame F by using invisible cursor. */
+
+static void
+x_toggle_visible_pointer (struct frame *f, bool invisible)
+{
+ eassert (FRAME_DISPLAY_INFO (f)->invisible_cursor != 0);
+ if (invisible)
+ XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
+ FRAME_DISPLAY_INFO (f)->invisible_cursor);
+ else
+ XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f),
+ f->output_data.x->current_cursor);
+ f->pointer_invisible = invisible;
+}
+
+/* Setup pointer blanking, prefer Xfixes if available. */
+
+static void
+x_setup_pointer_blanking (struct x_display_info *dpyinfo)
+{
+ if (x_probe_xfixes_extension (dpyinfo->display))
+ dpyinfo->toggle_visible_pointer = xfixes_toggle_visible_pointer;
+ else
+ {
+ dpyinfo->toggle_visible_pointer = x_toggle_visible_pointer;
+ dpyinfo->invisible_cursor = make_invisible_cursor (dpyinfo);
+ }
+}
+
/* Current X display connection identifier. Incremented for each next
connection established. */
static unsigned x_display_id;
gray_bits, gray_width, gray_height,
1, 0, 1);
+ x_setup_pointer_blanking (dpyinfo);
+
#ifdef HAVE_X_I18N
xim_initialize (dpyinfo, resource_name);
#endif
{
struct terminal *terminal;
- terminal = create_terminal ();
+ terminal = create_terminal (output_x_window, &x_redisplay_interface);
- terminal->type = output_x_window;
terminal->display_info.x = dpyinfo;
dpyinfo->terminal = terminal;
terminal->delete_glyphs_hook = x_delete_glyphs;
terminal->ring_bell_hook = XTring_bell;
terminal->toggle_invisible_pointer_hook = XTtoggle_invisible_pointer;
- terminal->reset_terminal_modes_hook = NULL;
- terminal->set_terminal_modes_hook = NULL;
terminal->update_begin_hook = x_update_begin;
terminal->update_end_hook = x_update_end;
- terminal->set_terminal_window_hook = NULL;
terminal->read_socket_hook = XTread_socket;
terminal->frame_up_to_date_hook = XTframe_up_to_date;
terminal->mouse_position_hook = XTmouse_position;
terminal->condemn_scroll_bars_hook = XTcondemn_scroll_bars;
terminal->redeem_scroll_bar_hook = XTredeem_scroll_bar;
terminal->judge_scroll_bars_hook = XTjudge_scroll_bars;
-
terminal->delete_frame_hook = x_destroy_window;
terminal->delete_terminal_hook = x_delete_terminal;
-
- terminal->rif = &x_redisplay_interface;
+ /* Other hooks are NULL by default. */
return terminal;
}