428
+ − 1 /* Functions for the X window system.
+ − 2 Copyright (C) 1989, 1992-5, 1997 Free Software Foundation, Inc.
771
+ − 3 Copyright (C) 1995, 1996, 2001 Ben Wing.
428
+ − 4
+ − 5 This file is part of XEmacs.
+ − 6
+ − 7 XEmacs is free software; you can redistribute it and/or modify it
+ − 8 under the terms of the GNU General Public License as published by the
+ − 9 Free Software Foundation; either version 2, or (at your option) any
+ − 10 later version.
+ − 11
+ − 12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
+ − 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ − 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ − 15 for more details.
+ − 16
+ − 17 You should have received a copy of the GNU General Public License
+ − 18 along with XEmacs; see the file COPYING. If not, write to
+ − 19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ − 20 Boston, MA 02111-1307, USA. */
+ − 21
+ − 22 /* Synched up with: Not synched with FSF. */
+ − 23
+ − 24 /* Substantially rewritten for XEmacs. */
+ − 25
442
+ − 26 /* 7-8-00 !!#### This file needs definite Mule review. */
+ − 27
428
+ − 28 #include <config.h>
+ − 29 #include "lisp.h"
+ − 30
+ − 31 #include "console-x.h"
+ − 32 #include "xintrinsicp.h" /* CoreP.h needs this */
+ − 33 #include <X11/CoreP.h> /* Numerous places access the fields of
+ − 34 a core widget directly. We could
+ − 35 use XtGetValues(), but ... */
+ − 36 #include <X11/Shell.h>
+ − 37 #include <X11/ShellP.h>
+ − 38 #include "xmu.h"
+ − 39 #include "EmacsManager.h"
+ − 40 #include "EmacsFrameP.h"
+ − 41 #include "EmacsShell.h"
+ − 42 #ifdef EXTERNAL_WIDGET
+ − 43 #include "ExternalShell.h"
+ − 44 #endif
+ − 45 #include "glyphs-x.h"
+ − 46 #include "objects-x.h"
+ − 47 #include "scrollbar-x.h"
+ − 48
+ − 49 #include "buffer.h"
+ − 50 #include "events.h"
+ − 51 #include "extents.h"
+ − 52 #include "faces.h"
+ − 53 #include "frame.h"
+ − 54 #include "window.h"
442
+ − 55 #include "gutter.h"
428
+ − 56
+ − 57 #ifdef HAVE_DRAGNDROP
+ − 58 #include "dragdrop.h"
+ − 59 #endif
+ − 60
+ − 61 #ifdef HAVE_OFFIX_DND
+ − 62 #include "offix.h"
+ − 63 #endif
+ − 64
+ − 65 /* Default properties to use when creating frames. */
+ − 66 Lisp_Object Vdefault_x_frame_plist;
+ − 67
+ − 68 Lisp_Object Qwindow_id;
+ − 69 Lisp_Object Qx_resource_name;
+ − 70
+ − 71 EXFUN (Fx_window_id, 1);
+ − 72
+ − 73
+ − 74 /************************************************************************/
+ − 75 /* helper functions */
+ − 76 /************************************************************************/
+ − 77
+ − 78 /* Return the Emacs frame-object corresponding to an X window */
+ − 79 struct frame *
+ − 80 x_window_to_frame (struct device *d, Window wdesc)
+ − 81 {
+ − 82 Lisp_Object tail, frame;
+ − 83 struct frame *f;
+ − 84
+ − 85 /* This function was previously written to accept only a window argument
+ − 86 (and to loop over all devices looking for a matching window), but
+ − 87 that is incorrect because window ID's are not unique across displays. */
+ − 88
+ − 89 for (tail = DEVICE_FRAME_LIST (d); CONSP (tail); tail = XCDR (tail))
+ − 90 {
+ − 91 frame = XCAR (tail);
+ − 92 if (!FRAMEP (frame))
+ − 93 continue;
+ − 94 f = XFRAME (frame);
+ − 95 if (FRAME_X_P (f) && XtWindow (FRAME_X_TEXT_WIDGET (f)) == wdesc)
+ − 96 return f;
+ − 97 }
+ − 98 return 0;
+ − 99 }
+ − 100
+ − 101 /* Like x_window_to_frame but also compares the window with the widget's
+ − 102 windows */
+ − 103 struct frame *
+ − 104 x_any_window_to_frame (struct device *d, Window wdesc)
+ − 105 {
+ − 106 Widget w;
+ − 107 assert (DEVICE_X_P (d));
+ − 108
+ − 109 w = XtWindowToWidget (DEVICE_X_DISPLAY (d), wdesc);
+ − 110
+ − 111 if (!w)
+ − 112 return 0;
+ − 113
+ − 114 /* We used to map over all frames here and then map over all widgets
+ − 115 belonging to that frame. However it turns out that this was very fragile
442
+ − 116 as it requires our display structures to be in sync _and_ that the
428
+ − 117 loop is told about every new widget somebody adds. Therefore we
+ − 118 now let Xt find it for us (which does a bottom-up search which
+ − 119 could even be faster) */
+ − 120 return x_any_widget_or_parent_to_frame (d, w);
+ − 121 }
+ − 122
+ − 123 static struct frame *
+ − 124 x_find_frame_for_window (struct device *d, Window wdesc)
+ − 125 {
+ − 126 Lisp_Object tail, frame;
+ − 127 struct frame *f;
+ − 128 /* This function was previously written to accept only a window argument
+ − 129 (and to loop over all devices looking for a matching window), but
+ − 130 that is incorrect because window ID's are not unique across displays. */
+ − 131
+ − 132 for (tail = DEVICE_FRAME_LIST (d); CONSP (tail); tail = XCDR (tail))
+ − 133 {
+ − 134 frame = XCAR (tail);
+ − 135 f = XFRAME (frame);
+ − 136 /* This frame matches if the window is any of its widgets. */
+ − 137 if (wdesc == XtWindow (FRAME_X_SHELL_WIDGET (f)) ||
+ − 138 wdesc == XtWindow (FRAME_X_CONTAINER_WIDGET (f)) ||
+ − 139 wdesc == XtWindow (FRAME_X_TEXT_WIDGET (f)))
+ − 140 return f;
+ − 141
+ − 142 /* Match if the window is one of the widgets at the top of the frame
+ − 143 (menubar, Energize psheets). */
+ − 144
+ − 145 /* Note: Jamie once said
+ − 146
+ − 147 "Do *not* match if the window is this frame's psheet."
+ − 148
+ − 149 But this is wrong and will screw up some functions that expect
+ − 150 x_any_window_to_frame() to work as advertised. I think the reason
+ − 151 for this statement is that, in the old (broken) event loop, where
+ − 152 not all events went through XtDispatchEvent(), psheet events
+ − 153 would incorrectly get sucked away by Emacs if this function matched
+ − 154 on psheet widgets. */
+ − 155
+ − 156 /* Note: that this called only from
+ − 157 x_any_widget_or_parent_to_frame it is unnecessary to iterate
+ − 158 over the top level widgets. */
+ − 159
+ − 160 /* Note: we use to special case scrollbars but this turns out to be a bad idea
+ − 161 because
+ − 162 1. We sometimes get events for _unmapped_ scrollbars and our
+ − 163 callers don't want us to fail.
+ − 164 2. Starting with the 21.2 widget stuff there are now loads of
+ − 165 widgets to check and it is easy to forget adding them in a loop here.
+ − 166 See x_any_window_to_frame
+ − 167 3. We pick up all widgets now anyway. */
+ − 168 }
+ − 169
+ − 170 return 0;
+ − 171 }
+ − 172
+ − 173 struct frame *
+ − 174 x_any_widget_or_parent_to_frame (struct device *d, Widget widget)
+ − 175 {
+ − 176 while (widget)
+ − 177 {
+ − 178 struct frame *f = x_find_frame_for_window (d, XtWindow (widget));
+ − 179 if (f)
+ − 180 return f;
+ − 181 widget = XtParent (widget);
+ − 182 }
+ − 183
+ − 184 return 0;
+ − 185 }
+ − 186
+ − 187 struct frame *
+ − 188 decode_x_frame (Lisp_Object frame)
+ − 189 {
+ − 190 if (NILP (frame))
+ − 191 XSETFRAME (frame, selected_frame ());
+ − 192 CHECK_LIVE_FRAME (frame);
+ − 193 /* this will also catch dead frames, but putting in the above check
+ − 194 results in a more useful error */
+ − 195 CHECK_X_FRAME (frame);
+ − 196 return XFRAME (frame);
+ − 197 }
+ − 198
+ − 199
+ − 200 /************************************************************************/
+ − 201 /* window-manager interactions */
+ − 202 /************************************************************************/
+ − 203
+ − 204 #if 0
+ − 205 /* Not currently used. */
+ − 206
+ − 207 void
+ − 208 x_wm_mark_shell_size_user_specified (Widget wmshell)
+ − 209 {
+ − 210 if (! XtIsWMShell (wmshell)) abort ();
+ − 211 EmacsShellSetSizeUserSpecified (wmshell);
+ − 212 }
+ − 213
+ − 214 void
+ − 215 x_wm_mark_shell_position_user_specified (Widget wmshell)
+ − 216 {
+ − 217 if (! XtIsWMShell (wmshell)) abort ();
+ − 218 EmacsShellSetPositionUserSpecified (wmshell);
+ − 219 }
+ − 220
+ − 221 #endif
+ − 222
+ − 223 void
+ − 224 x_wm_set_shell_iconic_p (Widget shell, int iconic_p)
+ − 225 {
+ − 226 if (! XtIsWMShell (shell)) abort ();
+ − 227
+ − 228 /* Because of questionable logic in Shell.c, this sequence can't work:
+ − 229
+ − 230 w = XtCreatePopupShell (...);
+ − 231 Xt_SET_VALUE (w, XtNiconic, True);
+ − 232 XtRealizeWidget (w);
+ − 233
+ − 234 The iconic resource is only consulted at initialization time (when
+ − 235 XtCreatePopupShell is called) instead of at realization time (just
+ − 236 before the window gets created, which would be more sensible) or
+ − 237 at management-time (just before the window gets mapped, which would
+ − 238 be most sensible of all).
+ − 239
+ − 240 The bug is that Shell's SetValues method doesn't do anything to
+ − 241 w->wm.wm_hints.initial_state until after the widget has been realized.
+ − 242 Calls to XtSetValues are ignored in the window between creation and
+ − 243 realization. This is true of MIT X11R5 patch level 25, at least.
+ − 244 (Apparently some other versions of Xt don't have this bug?)
+ − 245 */
+ − 246 Xt_SET_VALUE (shell, XtNiconic, iconic_p);
+ − 247 EmacsShellSmashIconicHint (shell, iconic_p);
+ − 248 }
+ − 249
+ − 250 void
+ − 251 x_wm_set_cell_size (Widget wmshell, int cw, int ch)
+ − 252 {
+ − 253 Arg al [2];
+ − 254
+ − 255 if (!XtIsWMShell (wmshell))
+ − 256 abort ();
+ − 257 if (cw <= 0 || ch <= 0)
+ − 258 abort ();
+ − 259
+ − 260 XtSetArg (al [0], XtNwidthInc, cw);
+ − 261 XtSetArg (al [1], XtNheightInc, ch);
+ − 262 XtSetValues (wmshell, al, 2);
+ − 263 }
+ − 264
+ − 265 void
+ − 266 x_wm_set_variable_size (Widget wmshell, int width, int height)
+ − 267 {
+ − 268 Arg al [2];
+ − 269
+ − 270 if (!XtIsWMShell (wmshell))
+ − 271 abort ();
+ − 272 #ifdef DEBUG_GEOMETRY_MANAGEMENT
+ − 273 /* See comment in EmacsShell.c */
+ − 274 printf ("x_wm_set_variable_size: %d %d\n", width, height);
+ − 275 fflush (stdout);
+ − 276 #endif
+ − 277
+ − 278 XtSetArg (al [0], XtNwidthCells, width);
+ − 279 XtSetArg (al [1], XtNheightCells, height);
+ − 280 XtSetValues (wmshell, al, 2);
+ − 281 }
+ − 282
+ − 283 /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS
+ − 284 and WM_DELETE_WINDOW, then add them. (They may already be present
+ − 285 because of the toolkit (Motif adds them, for example, but Xt doesn't).
+ − 286 */
+ − 287 static void
+ − 288 x_wm_hack_wm_protocols (Widget widget)
+ − 289 {
+ − 290 Display *dpy = XtDisplay (widget);
+ − 291 struct device *d = get_device_from_display (dpy);
+ − 292 Window w = XtWindow (widget);
+ − 293 int need_delete = 1;
+ − 294 int need_focus = 1;
+ − 295
+ − 296 assert (XtIsWMShell (widget));
+ − 297
+ − 298 {
+ − 299 Atom type, *atoms = 0;
+ − 300 int format = 0;
+ − 301 unsigned long nitems = 0;
+ − 302 unsigned long bytes_after;
+ − 303
+ − 304 if (Success == XGetWindowProperty (dpy, w, DEVICE_XATOM_WM_PROTOCOLS (d),
+ − 305 0, 100, False, XA_ATOM,
+ − 306 &type, &format, &nitems, &bytes_after,
+ − 307 (unsigned char **) &atoms)
+ − 308 && format == 32 && type == XA_ATOM)
+ − 309 while (nitems > 0)
+ − 310 {
+ − 311 nitems--;
+ − 312 if (atoms [nitems] == DEVICE_XATOM_WM_DELETE_WINDOW (d))
+ − 313 need_delete = 0;
+ − 314 else if (atoms [nitems] == DEVICE_XATOM_WM_TAKE_FOCUS (d))
+ − 315 need_focus = 0;
+ − 316 }
+ − 317 if (atoms) XFree ((char *) atoms);
+ − 318 }
+ − 319 {
+ − 320 Atom props [10];
+ − 321 int count = 0;
+ − 322 if (need_delete) props[count++] = DEVICE_XATOM_WM_DELETE_WINDOW (d);
+ − 323 if (need_focus) props[count++] = DEVICE_XATOM_WM_TAKE_FOCUS (d);
+ − 324 if (count)
+ − 325 XChangeProperty (dpy, w, DEVICE_XATOM_WM_PROTOCOLS (d), XA_ATOM, 32,
+ − 326 PropModeAppend, (unsigned char *) props, count);
+ − 327 }
+ − 328 }
+ − 329
+ − 330 static void
+ − 331 x_wm_store_class_hints (Widget shell, char *frame_name)
+ − 332 {
+ − 333 Display *dpy = XtDisplay (shell);
+ − 334 char *app_name, *app_class;
+ − 335 XClassHint classhint;
+ − 336
+ − 337 if (!XtIsWMShell (shell))
+ − 338 abort ();
+ − 339
+ − 340 XtGetApplicationNameAndClass (dpy, &app_name, &app_class);
+ − 341 classhint.res_name = frame_name;
+ − 342 classhint.res_class = app_class;
+ − 343 XSetClassHint (dpy, XtWindow (shell), &classhint);
+ − 344 }
+ − 345
+ − 346 #ifndef HAVE_WMCOMMAND
+ − 347 static void
+ − 348 x_wm_maybe_store_wm_command (struct frame *f)
+ − 349 {
+ − 350 Widget w = FRAME_X_SHELL_WIDGET (f);
+ − 351 struct device *d = XDEVICE (FRAME_DEVICE (f));
+ − 352
+ − 353 if (!XtIsWMShell (w))
+ − 354 abort ();
+ − 355
+ − 356 if (NILP (DEVICE_X_WM_COMMAND_FRAME (d)))
+ − 357 {
+ − 358 int argc;
+ − 359 char **argv;
+ − 360 make_argc_argv (Vcommand_line_args, &argc, &argv);
+ − 361 XSetCommand (XtDisplay (w), XtWindow (w), argv, argc);
+ − 362 free_argc_argv (argv);
+ − 363 XSETFRAME (DEVICE_X_WM_COMMAND_FRAME (d), f);
+ − 364 }
+ − 365 }
+ − 366
+ − 367 /* If we're deleting the frame on which the WM_COMMAND property has been
+ − 368 set, then move that property to another frame so that there is exactly
+ − 369 one frame that has that property set.
+ − 370 */
+ − 371 static void
+ − 372 x_wm_maybe_move_wm_command (struct frame *f)
+ − 373 {
+ − 374 struct device *d = XDEVICE (FRAME_DEVICE (f));
+ − 375
+ − 376 /* There may not be a frame in DEVICE_X_WM_COMMAND_FRAME()
+ − 377 if we C-c'ed at startup at the right time. */
+ − 378 if (FRAMEP (DEVICE_X_WM_COMMAND_FRAME (d))
+ − 379 && f == XFRAME (DEVICE_X_WM_COMMAND_FRAME (d)))
+ − 380 {
+ − 381 Lisp_Object rest = DEVICE_FRAME_LIST (d);
+ − 382 DEVICE_X_WM_COMMAND_FRAME (d) = Qnil;
+ − 383 /* find some random other X frame that is not this one, or give up */
+ − 384 /* skip non-top-level (ExternalClient) frames */
+ − 385 while (!NILP (rest) &&
+ − 386 (f == XFRAME (XCAR (rest)) ||
+ − 387 !FRAME_X_TOP_LEVEL_FRAME_P (XFRAME (XCAR (rest)))))
+ − 388 rest = XCDR (rest);
+ − 389 if (NILP (rest))
+ − 390 return;
+ − 391 f = XFRAME (XCAR (rest));
+ − 392
+ − 393 x_wm_maybe_store_wm_command (f);
+ − 394
+ − 395 }
+ − 396 }
+ − 397 #endif /* !HAVE_WMCOMMAND */
+ − 398
593
+ − 399 int
+ − 400 x_frame_window_state (struct frame *f)
428
+ − 401 {
+ − 402 Atom actual_type;
+ − 403 int actual_format;
+ − 404 unsigned long nitems, bytesafter;
+ − 405 unsigned long *datap = 0;
+ − 406 Widget widget;
593
+ − 407 int result = -1;
428
+ − 408 struct device *d = XDEVICE (FRAME_DEVICE (f));
+ − 409
+ − 410 widget = FRAME_X_SHELL_WIDGET (f);
+ − 411 if (Success == XGetWindowProperty (XtDisplay (widget), XtWindow (widget),
+ − 412 DEVICE_XATOM_WM_STATE (d), 0, 2, False,
+ − 413 DEVICE_XATOM_WM_STATE (d), &actual_type,
+ − 414 &actual_format, &nitems, &bytesafter,
+ − 415 (unsigned char **) &datap)
+ − 416 && datap)
+ − 417 {
593
+ − 418 if (nitems <= 2) /* "suggested" by ICCCM version 1 */
+ − 419 result = (int) datap[0];
428
+ − 420 XFree ((char *) datap);
+ − 421 }
593
+ − 422
428
+ − 423 return result;
+ − 424 }
+ − 425
593
+ − 426 static int
+ − 427 x_frame_iconified_p (struct frame *f)
+ − 428 {
+ − 429 return x_frame_window_state (f) == IconicState;
+ − 430 }
+ − 431
428
+ − 432
+ − 433 /************************************************************************/
+ − 434 /* frame properties */
+ − 435 /************************************************************************/
+ − 436
+ − 437 /* Connect the frame-property names (symbols) to the corresponding
+ − 438 X Resource Manager names. The name of a property, as a Lisp symbol,
+ − 439 has an `x-resource-name' property which is a Lisp_String. */
+ − 440
+ − 441 static void
+ − 442 init_x_prop_symbols (void)
+ − 443 {
+ − 444 #define def(sym, rsrc) \
+ − 445 Fput (sym, Qx_resource_name, build_string (rsrc))
+ − 446 #define defi(sym,rsrc) \
+ − 447 def (sym, rsrc); Fput (sym, Qintegerp, Qt)
+ − 448
+ − 449 #if 0 /* this interferes with things. #### fix this right */
+ − 450 def (Qminibuffer, XtNminibuffer);
+ − 451 def (Qunsplittable, XtNunsplittable);
+ − 452 #endif
+ − 453 defi(Qinternal_border_width, XtNinternalBorderWidth);
+ − 454 #ifdef HAVE_TOOLBARS
+ − 455 def (Qtop_toolbar_shadow_color, XtNtopToolBarShadowColor);
+ − 456 def (Qbottom_toolbar_shadow_color, XtNbottomToolBarShadowColor);
+ − 457 def (Qbackground_toolbar_color, XtNbackgroundToolBarColor);
+ − 458 def (Qtop_toolbar_shadow_pixmap, XtNtopToolBarShadowPixmap);
+ − 459 def (Qbottom_toolbar_shadow_pixmap, XtNbottomToolBarShadowPixmap);
+ − 460 defi(Qtoolbar_shadow_thickness, XtNtoolBarShadowThickness);
+ − 461 #endif
+ − 462 def (Qscrollbar_placement, XtNscrollBarPlacement);
+ − 463 defi(Qinter_line_space, XtNinterline);
+ − 464 /* font, foreground */
+ − 465 def (Qiconic, XtNiconic);
+ − 466 def (Qbar_cursor, XtNbarCursor);
+ − 467 def (Qvisual_bell, XtNvisualBell);
+ − 468 defi(Qbell_volume, XtNbellVolume);
+ − 469 def (Qpointer_background, XtNpointerBackground);
+ − 470 def (Qpointer_color, XtNpointerColor);
+ − 471 def (Qtext_pointer, XtNtextPointer);
+ − 472 def (Qspace_pointer, XtNspacePointer);
+ − 473 def (Qmodeline_pointer, XtNmodeLinePointer);
+ − 474 def (Qgc_pointer, XtNgcPointer);
+ − 475 /* geometry, initial_geometry */
+ − 476 def (Qinitially_unmapped, XtNinitiallyUnmapped);
+ − 477 /* preferred_width, preferred_height */
+ − 478 def (Quse_backing_store, XtNuseBackingStore);
+ − 479
+ − 480 /* inherited: */
+ − 481
+ − 482 def (Qborder_color, XtNborderColor);
+ − 483 defi(Qborder_width, XtNborderWidth);
+ − 484 defi(Qwidth, XtNwidth);
+ − 485 defi(Qheight, XtNheight);
+ − 486 defi(Qleft, XtNx);
+ − 487 defi(Qtop, XtNy);
+ − 488
+ − 489 #undef def
+ − 490 }
+ − 491
+ − 492 static Lisp_Object
+ − 493 color_to_string (Widget w, unsigned long pixel)
+ − 494 {
771
+ − 495 Intbyte buf[255];
428
+ − 496
+ − 497 XColor color;
+ − 498 color.pixel = pixel;
+ − 499 XQueryColor (XtDisplay (w), w->core.colormap, &color);
771
+ − 500 qxesprintf (buf, "#%04x%04x%04x", color.red, color.green, color.blue);
+ − 501 return build_intstring (buf);
428
+ − 502 }
+ − 503
+ − 504 static void
+ − 505 x_get_top_level_position (Display *d, Window w, Position *x, Position *y)
+ − 506 {
+ − 507 Window root, parent = w, *children;
+ − 508 unsigned int nchildren;
+ − 509 XWindowAttributes xwa;
+ − 510
+ − 511 do
+ − 512 {
+ − 513 w = parent;
+ − 514 if (!XQueryTree (d, w, &root, &parent, &children, &nchildren))
+ − 515 {
+ − 516 *x = 0;
+ − 517 *y = 0;
+ − 518 return;
+ − 519 }
+ − 520 XFree (children);
+ − 521 }
+ − 522 while (root != parent);
+ − 523 XGetWindowAttributes (d, w, &xwa);
+ − 524 *x = xwa.x;
+ − 525 *y = xwa.y;
+ − 526 }
+ − 527
+ − 528 #if 0
+ − 529 static void
+ − 530 x_smash_bastardly_shell_position (Widget shell)
+ − 531 {
+ − 532 /* Naturally those bastards who wrote Xt couldn't be bothered
+ − 533 to learn about race conditions and such. We can't trust
+ − 534 the X and Y values to have any semblance of correctness,
+ − 535 so we smash the right values in place. */
+ − 536
+ − 537 /* We might be called before we've actually realized the window (if
+ − 538 we're checking for the minibuffer resource). This will bomb in
+ − 539 that case so we don't bother calling it. */
+ − 540 if (XtWindow (shell))
+ − 541 x_get_top_level_position (XtDisplay (shell), XtWindow (shell),
+ − 542 &shell->core.x, &shell->core.y);
+ − 543 }
+ − 544 #endif /* 0 */
+ − 545
+ − 546 static Lisp_Object
+ − 547 x_frame_property (struct frame *f, Lisp_Object property)
+ − 548 {
+ − 549 Widget shell = FRAME_X_SHELL_WIDGET (f);
+ − 550 EmacsFrame w = (EmacsFrame) FRAME_X_TEXT_WIDGET (f);
+ − 551 Widget gw = (Widget) w;
+ − 552
+ − 553 if (EQ (Qleft, property) || EQ (Qtop, property))
+ − 554 {
+ − 555 Position x, y;
+ − 556 if (!XtWindow(shell))
+ − 557 return Qzero;
+ − 558 x_get_top_level_position (XtDisplay (shell), XtWindow (shell), &x, &y);
+ − 559 if (EQ (Qleft, property)) return make_int (x);
+ − 560 if (EQ (Qtop, property)) return make_int (y);
+ − 561 }
+ − 562 if (EQ (Qborder_width, property))
+ − 563 return make_int (w->core.border_width);
+ − 564 if (EQ (Qinternal_border_width, property))
+ − 565 return make_int (w->emacs_frame.internal_border_width);
+ − 566 if (EQ (Qborder_color, property))
+ − 567 return color_to_string (gw, w->core.border_pixel);
+ − 568 #ifdef HAVE_TOOLBARS
+ − 569 if (EQ (Qtop_toolbar_shadow_color, property))
+ − 570 return color_to_string (gw, w->emacs_frame.top_toolbar_shadow_pixel);
+ − 571 if (EQ (Qbottom_toolbar_shadow_color, property))
+ − 572 return color_to_string (gw, w->emacs_frame.bottom_toolbar_shadow_pixel);
+ − 573 if (EQ (Qbackground_toolbar_color, property))
+ − 574 return color_to_string (gw, w->emacs_frame.background_toolbar_pixel);
+ − 575 if (EQ (Qtoolbar_shadow_thickness, property))
+ − 576 return make_int (w->emacs_frame.toolbar_shadow_thickness);
+ − 577 #endif /* HAVE_TOOLBARS */
+ − 578 if (EQ (Qinter_line_space, property))
+ − 579 return make_int (w->emacs_frame.interline);
+ − 580 if (EQ (Qwindow_id, property))
771
+ − 581 return Fx_window_id (wrap_frame (f));
428
+ − 582
+ − 583 return Qunbound;
+ − 584 }
+ − 585
+ − 586 static int
+ − 587 x_internal_frame_property_p (struct frame *f, Lisp_Object property)
+ − 588 {
+ − 589 return EQ (property, Qleft)
+ − 590 || EQ (property, Qtop)
+ − 591 || EQ (property, Qborder_width)
+ − 592 || EQ (property, Qinternal_border_width)
+ − 593 || EQ (property, Qborder_color)
+ − 594 #ifdef HAVE_TOOLBARS
+ − 595 || EQ (property, Qtop_toolbar_shadow_color)
+ − 596 || EQ (property, Qbottom_toolbar_shadow_color)
+ − 597 || EQ (property, Qbackground_toolbar_color)
+ − 598 || EQ (property, Qtoolbar_shadow_thickness)
+ − 599 #endif /* HAVE_TOOLBARS */
+ − 600 || EQ (property, Qinter_line_space)
+ − 601 || EQ (property, Qwindow_id)
+ − 602 || STRINGP (property);
+ − 603 }
+ − 604
+ − 605 static Lisp_Object
+ − 606 x_frame_properties (struct frame *f)
+ − 607 {
+ − 608 Lisp_Object props = Qnil;
+ − 609 Widget shell = FRAME_X_SHELL_WIDGET (f);
+ − 610 EmacsFrame w = (EmacsFrame) FRAME_X_TEXT_WIDGET (f);
+ − 611 Widget gw = (Widget) w;
+ − 612 Position x, y;
+ − 613
771
+ − 614 props = cons3 (Qwindow_id, Fx_window_id (wrap_frame (f)), props);
428
+ − 615 props = cons3 (Qinter_line_space, make_int (w->emacs_frame.interline), props);
+ − 616
+ − 617 #ifdef HAVE_TOOLBARS
+ − 618 props = cons3 (Qtoolbar_shadow_thickness,
+ − 619 make_int (w->emacs_frame.toolbar_shadow_thickness),
+ − 620 props);
+ − 621 props = cons3 (Qbackground_toolbar_color,
+ − 622 color_to_string (gw, w->emacs_frame.background_toolbar_pixel),
+ − 623 props);
+ − 624 props = cons3 (Qbottom_toolbar_shadow_color,
+ − 625 color_to_string (gw, w->emacs_frame.bottom_toolbar_shadow_pixel),
+ − 626 props);
+ − 627 props = cons3 (Qtop_toolbar_shadow_color,
+ − 628 color_to_string (gw, w->emacs_frame.top_toolbar_shadow_pixel),
+ − 629 props);
+ − 630 #endif /* HAVE_TOOLBARS */
+ − 631
+ − 632 props = cons3 (Qborder_color,
+ − 633 color_to_string (gw, w->core.border_pixel), props);
+ − 634 props = cons3 (Qinternal_border_width,
+ − 635 make_int (w->emacs_frame.internal_border_width), props);
+ − 636 props = cons3 (Qborder_width, make_int (w->core.border_width), props);
+ − 637
+ − 638 if (!XtWindow(shell))
+ − 639 x = y = 0;
+ − 640 else
+ − 641 x_get_top_level_position (XtDisplay (shell), XtWindow (shell), &x, &y);
+ − 642
+ − 643 props = cons3 (Qtop, make_int (y), props);
+ − 644 props = cons3 (Qleft, make_int (x), props);
+ − 645
+ − 646 return props;
+ − 647 }
+ − 648
+ − 649
+ − 650 /* Functions called only from `x_set_frame_properties' to set
+ − 651 individual properties. */
+ − 652
+ − 653 static void
665
+ − 654 x_set_frame_text_value (struct frame *f, Intbyte *value,
428
+ − 655 String Xt_resource_name,
+ − 656 String Xt_resource_encoding_name)
+ − 657 {
+ − 658 Atom encoding = XA_STRING;
+ − 659 String new_XtValue = (String) value;
+ − 660 String old_XtValue = NULL;
+ − 661
+ − 662 #ifdef MULE
665
+ − 663 Intbyte *ptr;
428
+ − 664 /* Optimize for common ASCII case */
+ − 665 for (ptr = value; *ptr; ptr++)
+ − 666 if (!BYTE_ASCII_P (*ptr))
+ − 667 {
442
+ − 668 const char * tmp;
428
+ − 669 encoding = DEVICE_XATOM_COMPOUND_TEXT (XDEVICE (FRAME_DEVICE (f)));
442
+ − 670 C_STRING_TO_EXTERNAL (value, tmp, Qctext);
428
+ − 671 new_XtValue = (String) tmp;
+ − 672 break;
+ − 673 }
+ − 674 #endif /* MULE */
+ − 675
440
+ − 676 /* #### Caching is device-independent - belongs in update_frame_title. */
428
+ − 677 Xt_GET_VALUE (FRAME_X_SHELL_WIDGET (f), Xt_resource_name, &old_XtValue);
+ − 678 if (!old_XtValue || strcmp (new_XtValue, old_XtValue))
+ − 679 {
+ − 680 Arg al[2];
+ − 681 XtSetArg (al[0], Xt_resource_name, new_XtValue);
+ − 682 XtSetArg (al[1], Xt_resource_encoding_name, encoding);
+ − 683 XtSetValues (FRAME_X_SHELL_WIDGET (f), al, 2);
+ − 684 }
+ − 685 }
+ − 686
+ − 687 static void
665
+ − 688 x_set_title_from_intbyte (struct frame *f, Intbyte *name)
428
+ − 689 {
+ − 690 x_set_frame_text_value (f, name, XtNtitle, XtNtitleEncoding);
+ − 691 }
+ − 692
+ − 693 static void
665
+ − 694 x_set_icon_name_from_intbyte (struct frame *f, Intbyte *name)
428
+ − 695 {
+ − 696 x_set_frame_text_value (f, name, XtNiconName, XtNiconNameEncoding);
+ − 697 }
+ − 698
+ − 699 /* Set the initial frame size as specified. This function is used
+ − 700 when the frame's widgets have not yet been realized. In this
+ − 701 case, it is not sufficient just to set the width and height of
+ − 702 the EmacsFrame widget, because they will be ignored when the
+ − 703 widget is realized (instead, the shell's geometry resource is
+ − 704 used). */
+ − 705
+ − 706 static void
+ − 707 x_set_initial_frame_size (struct frame *f, int flags, int x, int y,
647
+ − 708 int w, int h)
428
+ − 709 {
+ − 710 char shell_geom [255];
+ − 711 int xval, yval;
+ − 712 char xsign, ysign;
+ − 713 char uspos = !!(flags & (XValue | YValue));
+ − 714 char ussize = !!(flags & (WidthValue | HeightValue));
+ − 715 char *temp;
+ − 716
+ − 717 /* assign the correct size to the EmacsFrame widget ... */
+ − 718 EmacsFrameSetCharSize (FRAME_X_TEXT_WIDGET (f), w, h);
+ − 719
+ − 720 /* and also set the WMShell's geometry */
+ − 721 (flags & XNegative) ? (xval = -x, xsign = '-') : (xval = x, xsign = '+');
+ − 722 (flags & YNegative) ? (yval = -y, ysign = '-') : (yval = y, ysign = '+');
+ − 723
+ − 724 if (uspos && ussize)
+ − 725 sprintf (shell_geom, "=%dx%d%c%d%c%d", w, h, xsign, xval, ysign, yval);
+ − 726 else if (uspos)
+ − 727 sprintf (shell_geom, "=%c%d%c%d", xsign, xval, ysign, yval);
+ − 728 else if (ussize)
+ − 729 sprintf (shell_geom, "=%dx%d", w, h);
+ − 730
+ − 731 if (uspos || ussize)
+ − 732 {
+ − 733 temp = (char *) xmalloc (1 + strlen (shell_geom));
+ − 734 strcpy (temp, shell_geom);
+ − 735 FRAME_X_GEOM_FREE_ME_PLEASE (f) = temp;
+ − 736 }
+ − 737 else
+ − 738 temp = NULL;
+ − 739
+ − 740 Xt_SET_VALUE (FRAME_X_SHELL_WIDGET (f), XtNgeometry, temp);
+ − 741 }
+ − 742
+ − 743 /* Report to X that a frame property of frame S is being set or changed.
+ − 744 If the property is not specially recognized, do nothing.
+ − 745 */
+ − 746
+ − 747 static void
+ − 748 x_set_frame_properties (struct frame *f, Lisp_Object plist)
+ − 749 {
+ − 750 Position x, y;
+ − 751 Dimension width = 0, height = 0;
+ − 752 Bool width_specified_p = False;
+ − 753 Bool height_specified_p = False;
+ − 754 Bool x_position_specified_p = False;
+ − 755 Bool y_position_specified_p = False;
+ − 756 Bool internal_border_width_specified = False;
+ − 757 Lisp_Object tail;
+ − 758 Widget w = FRAME_X_TEXT_WIDGET (f);
+ − 759
+ − 760 for (tail = plist; !NILP (tail); tail = Fcdr (Fcdr (tail)))
+ − 761 {
+ − 762 Lisp_Object prop = Fcar (tail);
+ − 763 Lisp_Object val = Fcar (Fcdr (tail));
+ − 764
+ − 765 if (STRINGP (prop))
+ − 766 {
442
+ − 767 const char *extprop;
428
+ − 768
+ − 769 if (XSTRING_LENGTH (prop) == 0)
+ − 770 continue;
+ − 771
442
+ − 772 LISP_STRING_TO_EXTERNAL (prop, extprop, Qctext);
428
+ − 773 if (STRINGP (val))
+ − 774 {
442
+ − 775 const Extbyte *extval;
665
+ − 776 Bytecount extvallen;
428
+ − 777
440
+ − 778 TO_EXTERNAL_FORMAT (LISP_STRING, val,
+ − 779 ALLOCA, (extval, extvallen),
+ − 780 Qctext);
428
+ − 781 XtVaSetValues (w, XtVaTypedArg, extprop,
+ − 782 XtRString, extval, extvallen + 1,
+ − 783 (XtArgVal) NULL);
+ − 784 }
+ − 785 else
+ − 786 XtVaSetValues (w, XtVaTypedArg, extprop, XtRInt,
+ − 787 XINT (val), sizeof (int),
+ − 788 (XtArgVal) NULL);
+ − 789 }
+ − 790 else if (SYMBOLP (prop))
+ − 791 {
+ − 792 Lisp_Object str = Fget (prop, Qx_resource_name, Qnil);
+ − 793 int int_p = !NILP (Fget (prop, Qintegerp, Qnil));
+ − 794
+ − 795 if (NILP (prop) || NILP (str))
+ − 796 {
+ − 797 /* Kludge to handle the font property. */
+ − 798 if (EQ (prop, Qfont))
+ − 799 {
+ − 800 /* If the value is not a string we silently ignore it. */
+ − 801 if (STRINGP (val))
+ − 802 {
+ − 803 Lisp_Object frm, font_spec;
+ − 804
+ − 805 XSETFRAME (frm, f);
+ − 806 font_spec = Fget (Fget_face (Qdefault), Qfont, Qnil);
+ − 807
+ − 808 Fadd_spec_to_specifier (font_spec, val, frm, Qnil, Qnil);
+ − 809 update_frame_face_values (f);
+ − 810 }
+ − 811
+ − 812 continue;
+ − 813 }
+ − 814 else
+ − 815 continue;
+ − 816 }
+ − 817 CHECK_STRING (str);
+ − 818
+ − 819 /* Kludge the width/height so that we interpret them in characters
+ − 820 instead of pixels. Yuck yuck yuck. */
+ − 821 if (!strcmp ((char *) XSTRING_DATA (str), "width"))
+ − 822 {
+ − 823 CHECK_INT (val);
+ − 824 width = XINT (val);
+ − 825 width_specified_p = True;
+ − 826 continue;
+ − 827 }
+ − 828 if (!strcmp ((char *) XSTRING_DATA (str), "height"))
+ − 829 {
+ − 830 CHECK_INT (val);
+ − 831 height = XINT (val);
+ − 832 height_specified_p = True;
+ − 833 continue;
+ − 834 }
+ − 835 /* Further kludge the x/y. */
+ − 836 if (!strcmp ((char *) XSTRING_DATA (str), "x"))
+ − 837 {
+ − 838 CHECK_INT (val);
+ − 839 x = (Position) XINT (val);
+ − 840 x_position_specified_p = True;
+ − 841 continue;
+ − 842 }
+ − 843 if (!strcmp ((char *) XSTRING_DATA (str), "y"))
+ − 844 {
+ − 845 CHECK_INT (val);
+ − 846 y = (Position) XINT (val);
+ − 847 y_position_specified_p = True;
+ − 848 continue;
+ − 849 }
+ − 850 /* Have you figured out by now that this entire function is
+ − 851 one gigantic kludge? */
+ − 852 if (!strcmp ((char *) XSTRING_DATA (str),
+ − 853 "internalBorderWidth"))
+ − 854 {
+ − 855 internal_border_width_specified = True;
+ − 856 }
+ − 857
+ − 858 if (int_p)
+ − 859 {
+ − 860 CHECK_INT (val);
+ − 861 Xt_SET_VALUE (w, (char *) XSTRING_DATA (str), XINT (val));
+ − 862 }
+ − 863 else if (EQ (val, Qt))
+ − 864 {
+ − 865 Xt_SET_VALUE (w, (char *) XSTRING_DATA (str), True); /* XtN...*/
+ − 866 }
+ − 867 else if (EQ (val, Qnil))
+ − 868 {
+ − 869 Xt_SET_VALUE (w, (char *) XSTRING_DATA (str), False); /* XtN...*/
+ − 870 }
+ − 871 else
+ − 872 {
+ − 873 CHECK_STRING (val);
+ − 874 XtVaSetValues (w, XtVaTypedArg,
+ − 875 /* XtN... */
+ − 876 (char *) XSTRING_DATA (str),
+ − 877 XtRString,
+ − 878 XSTRING_DATA (val),
+ − 879 XSTRING_LENGTH (val) + 1,
+ − 880 (XtArgVal) NULL);
+ − 881 }
+ − 882
+ − 883 #ifdef HAVE_SCROLLBARS
+ − 884 if (!strcmp ((char *) XSTRING_DATA (str), "scrollBarWidth")
+ − 885 || !strcmp ((char *) XSTRING_DATA (str),
+ − 886 "scrollBarHeight"))
+ − 887 {
+ − 888 x_update_frame_scrollbars (f);
+ − 889 }
+ − 890 #endif /* HAVE_SCROLLBARS */
+ − 891 }
+ − 892 }
+ − 893
+ − 894 /* Kludge kludge kludge. We need to deal with the size and position
+ − 895 specially. */
+ − 896 {
+ − 897 int size_specified_p = width_specified_p || height_specified_p;
+ − 898 int position_specified_p = x_position_specified_p ||
+ − 899 y_position_specified_p;
+ − 900
+ − 901 if (!width_specified_p)
+ − 902 width = FRAME_WIDTH (f);
+ − 903 if (!height_specified_p)
+ − 904 height = FRAME_HEIGHT (f);
+ − 905
+ − 906 /* Kludge kludge kludge kludge. */
+ − 907 if (position_specified_p &&
+ − 908 (!x_position_specified_p || !y_position_specified_p))
+ − 909 {
+ − 910 Position dummy;
+ − 911 Widget shell = FRAME_X_SHELL_WIDGET (f);
+ − 912 x_get_top_level_position (XtDisplay (shell), XtWindow (shell),
+ − 913 (x_position_specified_p ? &dummy : &x),
+ − 914 (y_position_specified_p ? &dummy : &y));
+ − 915 #if 0
+ − 916 x = (int) (FRAME_X_SHELL_WIDGET (f)->core.x);
+ − 917 y = (int) (FRAME_X_SHELL_WIDGET (f)->core.y);
+ − 918 #endif
+ − 919 }
+ − 920
+ − 921 if (!f->init_finished)
+ − 922 {
+ − 923 int flags = (size_specified_p ? WidthValue | HeightValue : 0) |
+ − 924 (position_specified_p ?
+ − 925 XValue | YValue | (x < 0 ? XNegative : 0) | (y < 0 ? YNegative : 0)
+ − 926 : 0);
+ − 927 if (size_specified_p
+ − 928 || position_specified_p
+ − 929 || internal_border_width_specified)
+ − 930 x_set_initial_frame_size (f, flags, x, y, width, height);
+ − 931 }
+ − 932 else
+ − 933 {
+ − 934 if (size_specified_p || internal_border_width_specified)
+ − 935 {
+ − 936 Lisp_Object frame;
+ − 937 XSETFRAME (frame, f);
+ − 938 Fset_frame_size (frame, make_int (width),
+ − 939 make_int (height), Qnil);
+ − 940 }
+ − 941 if (position_specified_p)
+ − 942 {
+ − 943 Lisp_Object frame;
+ − 944 XSETFRAME (frame, f);
+ − 945 Fset_frame_position (frame, make_int (x), make_int (y));
+ − 946 }
+ − 947 }
+ − 948 }
+ − 949 }
+ − 950
+ − 951 static int frame_title_format_already_set;
+ − 952
+ − 953 static void
+ − 954 maybe_set_frame_title_format (Widget shell)
+ − 955 {
+ − 956
+ − 957 /* Only do this if this is the first X frame we're creating.
+ − 958
+ − 959 If the *title resource (or -title option) was specified, then
+ − 960 set frame-title-format to its value.
+ − 961 */
+ − 962
+ − 963 if (!frame_title_format_already_set)
+ − 964 {
+ − 965 /* No doubt there's a less stupid way to do this. */
+ − 966 char *results [2];
+ − 967 XtResource resources [2];
+ − 968 results [0] = results [1] = 0;
+ − 969 resources [0].resource_name = XtNtitle;
+ − 970 resources [0].resource_class = XtCTitle;
+ − 971 resources [0].resource_type = XtRString;
+ − 972 resources [0].resource_size = sizeof (String);
+ − 973 resources [0].resource_offset = 0;
+ − 974 resources [0].default_type = XtRString;
+ − 975 resources [0].default_addr = 0;
+ − 976 resources [1].resource_name = XtNiconName;
+ − 977 resources [1].resource_class = XtCIconName;
+ − 978 resources [1].resource_type = XtRString;
+ − 979 resources [1].resource_size = sizeof (String);
+ − 980 resources [1].resource_offset = sizeof (char *);
+ − 981 resources [1].default_type = XtRString;
+ − 982 resources [1].default_addr = 0;
+ − 983 XtGetSubresources (XtParent (shell), (XtPointer) results,
+ − 984 shell->core.name,
+ − 985 shell->core.widget_class->core_class.class_name,
+ − 986 resources, XtNumber (resources), 0, 0);
+ − 987 if (results[0])
+ − 988 Vframe_title_format = build_string (results[0]);
+ − 989 if (results[1])
+ − 990 Vframe_icon_title_format = build_string (results[1]);
+ − 991 }
+ − 992
+ − 993 frame_title_format_already_set = 1;
+ − 994 }
+ − 995
+ − 996 #ifdef HAVE_CDE
+ − 997 #include <Dt/Dt.h>
+ − 998 #include <Dt/Dnd.h>
+ − 999
+ − 1000 static Widget CurrentDragWidget = NULL;
+ − 1001 static XtCallbackRec dnd_convert_cb_rec[2];
+ − 1002 static XtCallbackRec dnd_destroy_cb_rec[2];
+ − 1003 static int drag_not_done = 0;
+ − 1004
+ − 1005 static void
+ − 1006 x_cde_destroy_callback (Widget widget, XtPointer clientData,
+ − 1007 XtPointer callData)
+ − 1008 {
+ − 1009 DtDndDragFinishCallbackStruct *dragFinishInfo =
+ − 1010 (DtDndDragFinishCallbackStruct *)callData;
+ − 1011 DtDndContext *dragData = dragFinishInfo->dragData;
+ − 1012 int i;
+ − 1013
+ − 1014 /* free the items */
+ − 1015 if (callData != NULL && dragData != NULL)
+ − 1016 {
+ − 1017 if (dragData->protocol == DtDND_BUFFER_TRANSFER)
+ − 1018 {
+ − 1019 for (i = 0; i < dragData->numItems; i++)
+ − 1020 {
+ − 1021 XtFree((char *) dragData->data.buffers[i].bp);
+ − 1022 if (dragData->data.buffers[i].name)
+ − 1023 XtFree(dragData->data.buffers[i].name);
+ − 1024 }
+ − 1025 }
+ − 1026 else
+ − 1027 {
+ − 1028 for (i = 0; i < dragData->numItems; i++)
+ − 1029 XtFree(dragData->data.files[i]);
+ − 1030 }
+ − 1031 }
+ − 1032
+ − 1033 /* free the data string */
+ − 1034 xfree (clientData);
+ − 1035
+ − 1036 CurrentDragWidget = NULL;
+ − 1037 }
+ − 1038
+ − 1039 static void
+ − 1040 x_cde_convert_callback (Widget widget, XtPointer clientData,
+ − 1041 XtPointer callData)
+ − 1042 {
+ − 1043 DtDndConvertCallbackStruct *convertInfo =
+ − 1044 (DtDndConvertCallbackStruct *) callData;
+ − 1045 char *textdata = (char *) clientData;
+ − 1046 char *textptr = NULL;
+ − 1047 int i;
+ − 1048
+ − 1049 if (convertInfo == NULL)
+ − 1050 {
+ − 1051 return;
+ − 1052 }
+ − 1053
+ − 1054 if ((convertInfo->dragData->protocol != DtDND_BUFFER_TRANSFER
+ − 1055 && convertInfo->dragData->protocol != DtDND_FILENAME_TRANSFER) ||
+ − 1056 (convertInfo->reason != DtCR_DND_CONVERT_DATA))
+ − 1057 {
+ − 1058 return;
+ − 1059 }
+ − 1060
+ − 1061 for (textptr=textdata, i=0;
+ − 1062 i<convertInfo->dragData->numItems;
+ − 1063 textptr+=strlen(textptr)+1, i++)
+ − 1064 {
+ − 1065 if (convertInfo->dragData->protocol == DtDND_BUFFER_TRANSFER)
+ − 1066 {
+ − 1067 convertInfo->dragData->data.buffers[i].bp = XtNewString(textptr);
+ − 1068 convertInfo->dragData->data.buffers[i].size = strlen(textptr);
+ − 1069 convertInfo->dragData->data.buffers[i].name = NULL;
+ − 1070 }
+ − 1071 else
+ − 1072 {
+ − 1073 convertInfo->dragData->data.files[i] = XtNewString(textptr);
+ − 1074 }
+ − 1075 }
+ − 1076
+ − 1077 convertInfo->status = DtDND_SUCCESS;
+ − 1078 }
+ − 1079
+ − 1080 static Lisp_Object
+ − 1081 abort_current_drag(Lisp_Object arg)
+ − 1082 {
+ − 1083 if (CurrentDragWidget && drag_not_done)
+ − 1084 {
+ − 1085 XmDragCancel(CurrentDragWidget);
+ − 1086 CurrentDragWidget = NULL;
+ − 1087 }
+ − 1088 return arg;
+ − 1089 }
+ − 1090
+ − 1091 DEFUN ("cde-start-drag-internal", Fcde_start_drag_internal, 3, 3, 0, /*
+ − 1092 Start a CDE drag from a buffer.
+ − 1093 First argument is the event that started the drag (must be a
+ − 1094 button-press-event),
+ − 1095 second arg defines if the data should be treated as a buffer or
+ − 1096 a filename transfer (set to nil for buffer transfer),
+ − 1097 and the third argument is a list of data strings.
+ − 1098 WARNING: can only handle plain/text and file: transfers!
+ − 1099 */
+ − 1100 (event, dragtype, dragdata))
+ − 1101 {
+ − 1102 if (EVENTP (event))
+ − 1103 {
+ − 1104 struct frame *f = decode_x_frame (Fselected_frame (Qnil));
+ − 1105 XEvent x_event;
+ − 1106 Widget wid = FRAME_X_TEXT_WIDGET (f);
+ − 1107 Display *display = XtDisplayOfObject (wid);
+ − 1108 struct device *d = get_device_from_display (display);
+ − 1109 struct x_device *xd = DEVICE_X_DATA (d);
+ − 1110 XWindowAttributes win_attrib;
647
+ − 1111 int modifier = 0, state = 0;
428
+ − 1112 char *Ctext;
+ − 1113 int numItems = 0, textlen = 0, pos = 0;
440
+ − 1114 Lisp_Event *lisp_event = XEVENT (event);
428
+ − 1115 Lisp_Object item = Qnil;
+ − 1116 struct gcpro gcpro1;
+ − 1117
+ − 1118 /* only drag if this is really a press */
+ − 1119 if (EVENT_TYPE(lisp_event) != button_press_event
+ − 1120 || !LISTP(dragdata))
+ − 1121 return Qnil;
+ − 1122
+ − 1123 GCPRO1 (item);
+ − 1124
+ − 1125 /*
+ − 1126 * not so cross hack that converts a emacs event back to a XEvent
+ − 1127 */
+ − 1128
+ − 1129 x_event.xbutton.type = ButtonPress;
+ − 1130 x_event.xbutton.send_event = False;
+ − 1131 x_event.xbutton.display = XtDisplayOfObject(wid);
+ − 1132 x_event.xbutton.window = XtWindowOfObject(wid);
+ − 1133 x_event.xbutton.root = XRootWindow(x_event.xbutton.display, 0);
+ − 1134 x_event.xbutton.subwindow = 0;
+ − 1135 x_event.xbutton.time = lisp_event->timestamp;
+ − 1136 x_event.xbutton.x = lisp_event->event.button.x;
+ − 1137 x_event.xbutton.y = lisp_event->event.button.y;
+ − 1138 if (Success == XGetWindowAttributes (x_event.xbutton.display,
+ − 1139 x_event.xbutton.window,
+ − 1140 &win_attrib))
+ − 1141 {
+ − 1142 x_event.xbutton.x_root = win_attrib.x + lisp_event->event.button.x;
+ − 1143 x_event.xbutton.y_root = win_attrib.y + lisp_event->event.button.y;
+ − 1144 }
+ − 1145 else
+ − 1146 {
+ − 1147 x_event.xbutton.x_root = lisp_event->event.button.x; /* this is wrong */
+ − 1148 x_event.xbutton.y_root = lisp_event->event.button.y;
+ − 1149 }
+ − 1150 modifier = lisp_event->event.button.modifiers;
442
+ − 1151 if (modifier & XEMACS_MOD_SHIFT) state |= ShiftMask;
+ − 1152 if (modifier & XEMACS_MOD_CONTROL) state |= ControlMask;
+ − 1153 if (modifier & XEMACS_MOD_META) state |= xd->MetaMask;
+ − 1154 if (modifier & XEMACS_MOD_SUPER) state |= xd->SuperMask;
+ − 1155 if (modifier & XEMACS_MOD_HYPER) state |= xd->HyperMask;
+ − 1156 if (modifier & XEMACS_MOD_ALT) state |= xd->AltMask;
428
+ − 1157 state |= Button1Mask << (lisp_event->event.button.button-1);
+ − 1158
+ − 1159 x_event.xbutton.state = state;
+ − 1160 x_event.xbutton.button = lisp_event->event.button.button;
+ − 1161 x_event.xkey.same_screen = True;
+ − 1162
+ − 1163 /* convert data strings into a big string */
+ − 1164 item = dragdata;
+ − 1165 while (!NILP (item))
+ − 1166 {
+ − 1167 if (!STRINGP (XCAR (item)))
+ − 1168 {
+ − 1169 numItems=0;
+ − 1170 break;
+ − 1171 }
+ − 1172 textlen += XSTRING_LENGTH (XCAR (item)) + 1;
+ − 1173 numItems++;
+ − 1174 item = XCDR (item);
+ − 1175 }
+ − 1176
+ − 1177 if (numItems)
+ − 1178 {
+ − 1179 /*
+ − 1180 * concatenate all strings given to one large string, with
+ − 1181 * \0 as separator. List is ended by \0.
+ − 1182 */
+ − 1183 Ctext = (char *)xmalloc (textlen+1);
+ − 1184 Ctext[0] = 0;
+ − 1185
+ − 1186 item = dragdata;
+ − 1187 while (!NILP (item))
+ − 1188 {
+ − 1189 if (!STRINGP (XCAR (item)))
+ − 1190 {
+ − 1191 numItems=0;
+ − 1192 xfree(Ctext);
+ − 1193 Ctext=NULL;
+ − 1194 break;
+ − 1195 }
442
+ − 1196 strcpy (Ctext+pos, (const char *)XSTRING_DATA (XCAR (item)));
428
+ − 1197 pos += XSTRING_LENGTH (XCAR (item)) + 1;
+ − 1198 item = XCDR (item);
+ − 1199 }
+ − 1200 Ctext[pos] = 0;
+ − 1201
+ − 1202 dnd_convert_cb_rec[0].callback = x_cde_convert_callback;
+ − 1203 dnd_convert_cb_rec[0].closure = (XtPointer) Ctext;
+ − 1204 dnd_convert_cb_rec[1].callback = NULL;
+ − 1205 dnd_convert_cb_rec[1].closure = NULL;
+ − 1206
+ − 1207 dnd_destroy_cb_rec[0].callback = x_cde_destroy_callback;
+ − 1208 dnd_destroy_cb_rec[0].closure = (XtPointer) Ctext;
+ − 1209 dnd_destroy_cb_rec[1].callback = NULL;
+ − 1210 dnd_destroy_cb_rec[1].closure = NULL;
+ − 1211
+ − 1212 CurrentDragWidget =
+ − 1213 DtDndDragStart (wid, &x_event,
+ − 1214 (NILP(dragtype)?DtDND_BUFFER_TRANSFER:DtDND_FILENAME_TRANSFER),
+ − 1215 numItems,
+ − 1216 XmDROP_COPY,
+ − 1217 dnd_convert_cb_rec,
+ − 1218 dnd_destroy_cb_rec,
+ − 1219 NULL, 0);
+ − 1220 }
+ − 1221
+ − 1222 UNGCPRO;
+ − 1223
+ − 1224 return numItems?Qt:Qnil;
+ − 1225 }
+ − 1226
+ − 1227 return Qnil;
+ − 1228 }
+ − 1229
+ − 1230 static void
+ − 1231 x_cde_transfer_callback (Widget widget, XtPointer clientData,
+ − 1232 XtPointer callData)
+ − 1233 {
+ − 1234 char *filePath, *hurl;
+ − 1235 int ii, enqueue=1;
+ − 1236 Lisp_Object frame = Qnil;
+ − 1237 Lisp_Object l_type = Qnil;
+ − 1238 Lisp_Object l_data = Qnil;
+ − 1239 DtDndTransferCallbackStruct *transferInfo = NULL;
+ − 1240 struct gcpro gcpro1, gcpro2, gcpro3;
+ − 1241
+ − 1242 /*
+ − 1243 this needs to be changed to the new protocol:
+ − 1244 - we need the button, modifier and pointer states to create a
+ − 1245 correct misc_user_event
+ − 1246 - the data must be converted to the new format (URL/MIME)
+ − 1247 */
+ − 1248 /* return; */
+ − 1249
+ − 1250 transferInfo = (DtDndTransferCallbackStruct *) callData;
+ − 1251 if (transferInfo == NULL)
+ − 1252 return;
+ − 1253
+ − 1254 GCPRO3 (frame, l_type, l_data);
+ − 1255
771
+ − 1256 frame = wrap_frame ((struct frame *) clientData);
428
+ − 1257
+ − 1258 if (transferInfo->dropData->protocol == DtDND_FILENAME_TRANSFER)
+ − 1259 {
+ − 1260 l_type = Qdragdrop_URL;
+ − 1261
+ − 1262 for (ii = 0; ii < transferInfo->dropData->numItems; ii++)
+ − 1263 {
+ − 1264 filePath = transferInfo->dropData->data.files[ii];
+ − 1265 hurl = dnd_url_hexify_string ((char *)filePath, "file:");
440
+ − 1266 /* #### Mule-izing required */
665
+ − 1267 l_data = Fcons (make_string ((Intbyte* )hurl,
428
+ − 1268 strlen (hurl)),
+ − 1269 l_data);
+ − 1270 xfree (hurl);
+ − 1271 }
+ − 1272 }
+ − 1273 else if (transferInfo->dropData->protocol == DtDND_BUFFER_TRANSFER)
+ − 1274 {
+ − 1275 int speccount = specpdl_depth();
+ − 1276
+ − 1277 /* Problem: all buffers a treated as text/plain!!!
+ − 1278 Solution: Also support DtDND_TEXT_TRANSFER
+ − 1279 perhaps implementation of the Motif protocol
+ − 1280 (which is the base of CDE) will clear this */
+ − 1281 l_type = Qdragdrop_MIME;
+ − 1282 record_unwind_protect(abort_current_drag, Qnil);
+ − 1283 drag_not_done = 1;
+ − 1284 for (ii = 0; ii < transferInfo->dropData->numItems; ii++)
+ − 1285 {
+ − 1286 /* let us forget this name thing for now... */
+ − 1287 /* filePath = transferInfo->dropData->data.buffers[ii].name;
+ − 1288 path = (filePath == NULL) ? Qnil
665
+ − 1289 : make_string ((Intbyte *)filePath, strlen (filePath)); */
428
+ − 1290 /* what, if the data is no text, and how can I tell it? */
665
+ − 1291 l_data = Fcons ( list3 ( list1 ( make_string ((Intbyte *)"text/plain", 10) ),
+ − 1292 make_string ((Intbyte *)"8bit", 4),
+ − 1293 make_string ((Intbyte *)transferInfo->dropData->data.buffers[ii].bp,
428
+ − 1294 transferInfo->dropData->data.buffers[ii].size) ),
+ − 1295 l_data );
+ − 1296 }
+ − 1297 drag_not_done = 0;
771
+ − 1298 unbind_to (speccount);
428
+ − 1299 }
+ − 1300 else /* the other cases: NOOP_TRANSFER */
+ − 1301 enqueue=0;
+ − 1302
+ − 1303 /* The Problem: no button and mods from CDE... */
+ − 1304 if (enqueue)
+ − 1305 enqueue_misc_user_event_pos ( frame, Qdragdrop_drop_dispatch,
+ − 1306 Fcons (l_type, l_data),
+ − 1307 0 /* this is the button */,
+ − 1308 0 /* these are the mods */,
+ − 1309 transferInfo->x,
+ − 1310 transferInfo->y);
+ − 1311
+ − 1312 UNGCPRO;
+ − 1313 return;
+ − 1314 }
+ − 1315 #endif /* HAVE_CDE */
+ − 1316
+ − 1317 #ifdef HAVE_OFFIX_DND
+ − 1318
+ − 1319 DEFUN ("offix-start-drag-internal", Foffix_start_drag_internal, 2, 3, 0, /*
+ − 1320 Start a OffiX drag from a buffer.
+ − 1321 First arg is the event that started the drag,
+ − 1322 second arg should be some string, and the third
+ − 1323 is the type of the data (this should be an int).
+ − 1324 The type defaults to DndText (4).
+ − 1325 */
+ − 1326 (event, data, dtyp))
+ − 1327 {
+ − 1328 if (EVENTP(event))
+ − 1329 {
+ − 1330 struct frame *f = decode_x_frame (Fselected_frame (Qnil));
+ − 1331 XEvent x_event;
+ − 1332 Widget wid = FRAME_X_TEXT_WIDGET (f);
+ − 1333 Display *display = XtDisplayOfObject (wid);
+ − 1334 struct device *d = get_device_from_display (display);
+ − 1335 struct x_device *xd = DEVICE_X_DATA (d);
+ − 1336 XWindowAttributes win_attrib;
647
+ − 1337 int modifier = 0, state = 0;
428
+ − 1338 char *dnd_data = NULL;
647
+ − 1339 long dnd_len = 0;
428
+ − 1340 int dnd_typ = DndText, dnd_dealloc = 0;
440
+ − 1341 Lisp_Event *lisp_event = XEVENT (event);
428
+ − 1342
+ − 1343 /* only drag if this is really a press */
+ − 1344 if (EVENT_TYPE(lisp_event) != button_press_event)
+ − 1345 return Qnil;
+ − 1346
+ − 1347 /* get the desired type */
+ − 1348 if (!NILP (dtyp) && INTP (dtyp))
+ − 1349 dnd_typ = XINT (dtyp);
+ − 1350
+ − 1351 if (dnd_typ == DndFiles)
+ − 1352 {
+ − 1353 Lisp_Object run = data;
+ − 1354 int len = 0;
+ − 1355
+ − 1356 if (NILP ( Flistp (data)))
+ − 1357 return Qnil;
+ − 1358
+ − 1359 /* construct the data from a list of files */
+ − 1360 dnd_len = 1;
+ − 1361 dnd_data = (char *) xmalloc (1);
+ − 1362 *dnd_data = 0;
+ − 1363 while (!NILP (run))
+ − 1364 {
+ − 1365 if (!STRINGP (XCAR (run)))
+ − 1366 {
+ − 1367 xfree (dnd_data);
+ − 1368 return Qnil;
+ − 1369 }
+ − 1370 len = XSTRING_LENGTH (XCAR (run)) + 1;
+ − 1371 dnd_data = (char *) xrealloc (dnd_data, dnd_len + len);
442
+ − 1372 strcpy (dnd_data + dnd_len - 1, (const char *)XSTRING_DATA (XCAR (run)));
428
+ − 1373 dnd_len += len;
+ − 1374 run = XCDR (run);
+ − 1375 }
+ − 1376
+ − 1377 dnd_data[dnd_len - 1] = 0; /* the list-ending zero */
+ − 1378 dnd_dealloc = 1;
+ − 1379
+ − 1380 }
+ − 1381 else
+ − 1382 {
+ − 1383 if (!STRINGP (data))
+ − 1384 return Qnil;
+ − 1385
+ − 1386 /* and what's with MULE data ??? */
+ − 1387 dnd_data = (char *)XSTRING_DATA (data);
+ − 1388 dnd_len = XSTRING_LENGTH (data) + 1; /* the zero */
+ − 1389
+ − 1390 }
+ − 1391
+ − 1392 /* not so gross hack that converts an emacs event back to a XEvent */
+ − 1393
+ − 1394 x_event.xbutton.type = ButtonPress;
+ − 1395 x_event.xbutton.send_event = False;
+ − 1396 x_event.xbutton.display = XtDisplayOfObject(wid);
+ − 1397 x_event.xbutton.window = XtWindowOfObject(wid);
+ − 1398 x_event.xbutton.root = XRootWindow(x_event.xkey.display, 0);
+ − 1399 x_event.xbutton.subwindow = 0;
+ − 1400 x_event.xbutton.time = lisp_event->timestamp;
+ − 1401 x_event.xbutton.x = lisp_event->event.button.x;
+ − 1402 x_event.xbutton.y = lisp_event->event.button.y;
+ − 1403 if (Success == XGetWindowAttributes (x_event.xbutton.display,
+ − 1404 x_event.xbutton.window,
+ − 1405 &win_attrib))
+ − 1406 {
+ − 1407 x_event.xbutton.x_root = win_attrib.x + lisp_event->event.button.x;
+ − 1408 x_event.xbutton.y_root = win_attrib.y + lisp_event->event.button.y;
+ − 1409 }
+ − 1410 else
+ − 1411 {
+ − 1412 x_event.xbutton.x_root = lisp_event->event.button.x; /* this is wrong */
+ − 1413 x_event.xbutton.y_root = lisp_event->event.button.y;
+ − 1414 }
+ − 1415
+ − 1416 modifier = lisp_event->event.button.modifiers;
442
+ − 1417 if (modifier & XEMACS_MOD_SHIFT) state |= ShiftMask;
+ − 1418 if (modifier & XEMACS_MOD_CONTROL) state |= ControlMask;
+ − 1419 if (modifier & XEMACS_MOD_META) state |= xd->MetaMask;
+ − 1420 if (modifier & XEMACS_MOD_SUPER) state |= xd->SuperMask;
+ − 1421 if (modifier & XEMACS_MOD_HYPER) state |= xd->HyperMask;
+ − 1422 if (modifier & XEMACS_MOD_ALT) state |= xd->AltMask;
428
+ − 1423 state |= Button1Mask << (lisp_event->event.button.button-1);
+ − 1424
+ − 1425 x_event.xbutton.state = state;
+ − 1426 x_event.xbutton.button = lisp_event->event.button.button;
+ − 1427 x_event.xkey.same_screen = True;
+ − 1428
+ − 1429 DndSetData(dnd_typ, (unsigned char *)dnd_data, dnd_len);
+ − 1430 if (dnd_dealloc)
+ − 1431 xfree (dnd_data);
+ − 1432
+ − 1433 /* the next thing blocks everything... */
+ − 1434 if (DndHandleDragging(wid, &x_event))
+ − 1435 return Qt;
+ − 1436 }
+ − 1437 return Qnil;
+ − 1438 }
+ − 1439
+ − 1440 #endif /* HAVE_OFFIX_DND */
+ − 1441
+ − 1442
+ − 1443 /************************************************************************/
+ − 1444 /* widget creation */
+ − 1445 /************************************************************************/
+ − 1446
+ − 1447 /* The widget hierarchy is
+ − 1448
+ − 1449 argv[0] shell container FRAME-NAME
+ − 1450 ApplicationShell EmacsShell EmacsManager EmacsFrame
+ − 1451
+ − 1452 We accept geometry specs in this order:
+ − 1453
+ − 1454 *FRAME-NAME.geometry
+ − 1455 *EmacsFrame.geometry
+ − 1456 Emacs.geometry
+ − 1457
+ − 1458 Other possibilities for widget hierarchies might be
+ − 1459
+ − 1460 argv[0] frame container FRAME-NAME
+ − 1461 ApplicationShell EmacsShell EmacsManager EmacsFrame
+ − 1462 or
+ − 1463 argv[0] FRAME-NAME container FRAME-NAME
+ − 1464 ApplicationShell EmacsShell EmacsManager EmacsFrame
+ − 1465 or
+ − 1466 argv[0] FRAME-NAME container emacsTextPane
+ − 1467 ApplicationShell EmacsShell EmacsManager EmacsFrame
+ − 1468
+ − 1469 #ifdef EXTERNAL_WIDGET
+ − 1470 The ExternalShell widget is simply a replacement for the Shell widget
+ − 1471 which is able to deal with using an externally-supplied window instead
+ − 1472 of always creating its own.
+ − 1473 #endif
+ − 1474
+ − 1475 */
+ − 1476
+ − 1477 #ifdef EXTERNAL_WIDGET
+ − 1478
+ − 1479 static int
+ − 1480 is_valid_window (Window w, struct device *d)
+ − 1481 {
+ − 1482 XWindowAttributes xwa;
+ − 1483 Display *dpy = DEVICE_X_DISPLAY (d);
+ − 1484
+ − 1485 expect_x_error (dpy);
+ − 1486 XGetWindowAttributes (dpy, w, &xwa);
+ − 1487 return !x_error_occurred_p (dpy);
+ − 1488 }
+ − 1489
+ − 1490 #endif /* EXTERNAL_WIDGET */
+ − 1491
+ − 1492 /* This sends a synthetic mouse-motion event to the frame, if the mouse
+ − 1493 is over the frame. This ensures that the cursor gets set properly
+ − 1494 before the user moves the mouse for the first time. */
+ − 1495
+ − 1496 static void
+ − 1497 x_send_synthetic_mouse_event (struct frame *f)
+ − 1498 {
+ − 1499 /* #### write this function. */
+ − 1500 }
+ − 1501
+ − 1502 static int
+ − 1503 first_x_frame_p (struct frame *f)
+ − 1504 {
+ − 1505 Lisp_Object rest = DEVICE_FRAME_LIST (XDEVICE (f->device));
+ − 1506 while (!NILP (rest) &&
+ − 1507 (f == XFRAME (XCAR (rest)) ||
+ − 1508 !FRAME_X_P (XFRAME (XCAR (rest)))))
+ − 1509 rest = XCDR (rest);
+ − 1510 return NILP (rest);
+ − 1511 }
+ − 1512
+ − 1513 /* Figure out what size the EmacsFrame widget should initially be,
+ − 1514 and set it. Should be called after the default font has been
+ − 1515 determined but before the widget has been realized. */
+ − 1516
+ − 1517 static void
+ − 1518 x_initialize_frame_size (struct frame *f)
+ − 1519 {
+ − 1520 /* Geometry of the AppShell */
+ − 1521 int app_flags = 0;
+ − 1522 int app_x = 0;
+ − 1523 int app_y = 0;
+ − 1524 unsigned int app_w = 0;
+ − 1525 unsigned int app_h = 0;
+ − 1526
+ − 1527 /* Geometry of the EmacsFrame */
+ − 1528 int frame_flags = 0;
+ − 1529 int frame_x = 0;
+ − 1530 int frame_y = 0;
+ − 1531 unsigned int frame_w = 0;
+ − 1532 unsigned int frame_h = 0;
+ − 1533
+ − 1534 /* Hairily merged geometry */
+ − 1535 int x = 0;
+ − 1536 int y = 0;
+ − 1537 unsigned int w = 80;
+ − 1538 unsigned int h = 40;
+ − 1539 int flags = 0;
+ − 1540
+ − 1541 char *geom = 0, *ew_geom = 0;
+ − 1542 Boolean iconic_p = False, ew_iconic_p = False;
+ − 1543
+ − 1544 Widget wmshell = FRAME_X_SHELL_WIDGET (f);
+ − 1545 /* #### This may not be an ApplicationShell any more, with the 'popup
+ − 1546 frame property. */
+ − 1547 Widget app_shell = XtParent (wmshell);
+ − 1548 Widget ew = FRAME_X_TEXT_WIDGET (f);
+ − 1549
+ − 1550 /* set the position of the frame's root window now. When the
+ − 1551 frame was created, the position was initialized to (0,0). */
+ − 1552 {
+ − 1553 struct window *win = XWINDOW (f->root_window);
+ − 1554
442
+ − 1555 WINDOW_LEFT (win) = FRAME_LEFT_BORDER_END (f)
+ − 1556 + FRAME_LEFT_GUTTER_BOUNDS (f);
+ − 1557 WINDOW_TOP (win) = FRAME_TOP_BORDER_END (f)
+ − 1558 + FRAME_TOP_GUTTER_BOUNDS (f);
428
+ − 1559
+ − 1560 if (!NILP (f->minibuffer_window))
+ − 1561 {
+ − 1562 win = XWINDOW (f->minibuffer_window);
442
+ − 1563 WINDOW_LEFT (win) = FRAME_LEFT_BORDER_END (f)
+ − 1564 + FRAME_LEFT_GUTTER_BOUNDS (f);
428
+ − 1565 }
+ − 1566 }
+ − 1567
+ − 1568 #ifdef EXTERNAL_WIDGET
+ − 1569 /* If we're an external widget, then the size of the frame is predetermined
+ − 1570 (by the client) and is not our decision to make. */
+ − 1571 if (FRAME_X_EXTERNAL_WINDOW_P (f))
+ − 1572 return;
+ − 1573 #endif
+ − 1574
+ − 1575 #if 0
+ − 1576 /* #### this junk has not been tested; therefore it's
+ − 1577 probably wrong. Doesn't really matter at this point because
+ − 1578 currently all frames are either top-level or external widgets. */
+ − 1579
+ − 1580 /* If we're not our own top-level window, then we shouldn't go messing around
+ − 1581 with top-level shells or "Emacs.geometry" or any such stuff. Therefore,
+ − 1582 we do as follows to determine the size of the frame:
+ − 1583
+ − 1584 1) If a value for the frame's "geometry" resource was specified, then
+ − 1585 use it. (This specifies a size in characters.)
+ − 1586 2) Else, if the "width" and "height" resources were specified, then
+ − 1587 leave them alone. (This is a value in pixels. Sorry, we can't break
+ − 1588 Xt conventions here.)
+ − 1589 3) Else, assume a size of 64x12. (This is somewhat arbitrary, but
+ − 1590 it's unlikely that a size of 80x40 is desirable because we're probably
+ − 1591 inside of a dialog box.)
+ − 1592
+ − 1593 Set the widget's x, y, height, and width as determined. Don't set the
+ − 1594 top-level container widget, because we don't necessarily know what it
+ − 1595 is. (Assume it is smart and pays attention to our values.)
+ − 1596 */
+ − 1597
+ − 1598 if (!FRAME_X_TOP_LEVEL_FRAME_P (f))
+ − 1599 {
+ − 1600 Xt_GET_VALUE (ew, XtNgeometry, &ew_geom);
+ − 1601 if (ew_geom)
+ − 1602 frame_flags = XParseGeometry (ew_geom,
+ − 1603 &frame_x, &frame_y,
+ − 1604 &frame_w, &frame_h);
+ − 1605 if (! (frame_flags & (WidthValue | HeightValue)))
+ − 1606 {
+ − 1607 Arg al[2];
+ − 1608 XtSetArg (al [0], XtNwidth, &frame_w);
+ − 1609 XtSetArg (al [1], XtNheight, &frame_h);
+ − 1610 XtGetValues (ew, al, 2);
+ − 1611 if (!frame_w && !frame_h)
+ − 1612 {
+ − 1613 frame_w = 64;
+ − 1614 frame_h = 12;
+ − 1615 frame_flags |= WidthValue | HeightValue;
+ − 1616 }
+ − 1617 }
+ − 1618 if (frame_flags & (WidthValue | HeightValue))
+ − 1619 EmacsFrameSetCharSize (ew, frame_w, frame_h);
+ − 1620 if (frame_flags & (XValue | YValue))
+ − 1621 {
+ − 1622 Arg al[2];
+ − 1623 XtSetArg (al [0], XtNwidth, &frame_w);
+ − 1624 XtSetArg (al [1], XtNheight, &frame_h);
+ − 1625 XtGetValues (ew, al, 2);
+ − 1626
+ − 1627 if (frame_flags & XNegative)
+ − 1628 frame_x += frame_w;
+ − 1629 if (frame_flags & YNegative)
+ − 1630 frame_y += frame_h;
+ − 1631
+ − 1632 XtSetArg (al [0], XtNx, frame_x);
+ − 1633 XtSetArg (al [1], XtNy, frame_y);
+ − 1634 XtSetValues (ew, al, 2);
+ − 1635 }
+ − 1636 return;
+ − 1637 }
+ − 1638 #endif
+ − 1639
+ − 1640 /* OK, we're a top-level shell. */
+ − 1641
+ − 1642 if (!XtIsWMShell (wmshell))
+ − 1643 abort ();
+ − 1644
+ − 1645 /* If the EmacsFrame doesn't have a geometry but the shell does,
+ − 1646 treat that as the geometry of the frame.
+ − 1647 (Is this bogus? I'm not sure.) */
+ − 1648
+ − 1649 Xt_GET_VALUE (ew, XtNgeometry, &ew_geom);
+ − 1650 if (!ew_geom)
+ − 1651 {
+ − 1652 Xt_GET_VALUE (wmshell, XtNgeometry, &geom);
+ − 1653 if (geom)
+ − 1654 {
+ − 1655 ew_geom = geom;
+ − 1656 Xt_SET_VALUE (ew, XtNgeometry, ew_geom);
+ − 1657 }
+ − 1658 }
+ − 1659
+ − 1660 /* If the Shell is iconic, then the EmacsFrame is iconic.
+ − 1661 (Is this bogus? I'm not sure.) */
+ − 1662 Xt_GET_VALUE (ew, XtNiconic, &ew_iconic_p);
+ − 1663 if (!ew_iconic_p)
+ − 1664 {
+ − 1665 Xt_GET_VALUE (wmshell, XtNiconic, &iconic_p);
+ − 1666 if (iconic_p)
+ − 1667 {
+ − 1668 ew_iconic_p = iconic_p;
+ − 1669 Xt_SET_VALUE (ew, XtNiconic, iconic_p);
+ − 1670 }
+ − 1671 }
+ − 1672
+ − 1673 Xt_GET_VALUE (app_shell, XtNgeometry, &geom);
+ − 1674 if (geom)
+ − 1675 app_flags = XParseGeometry (geom, &app_x, &app_y, &app_w, &app_h);
+ − 1676
+ − 1677 if (ew_geom)
+ − 1678 frame_flags = XParseGeometry (ew_geom,
+ − 1679 &frame_x, &frame_y,
+ − 1680 &frame_w, &frame_h);
+ − 1681
+ − 1682 if (first_x_frame_p (f))
+ − 1683 {
+ − 1684 /* If this is the first frame created:
+ − 1685 ====================================
+ − 1686
+ − 1687 - Use the ApplicationShell's size/position, if specified.
+ − 1688 (This is "Emacs.geometry", or the "-geometry" command line arg.)
+ − 1689 - Else use the EmacsFrame's size/position.
+ − 1690 (This is "*FRAME-NAME.geometry")
+ − 1691
+ − 1692 - If the AppShell is iconic, the frame should be iconic.
+ − 1693
+ − 1694 AppShell comes first so that -geometry always applies to the first
+ − 1695 frame created, even if there is an "every frame" entry in the
+ − 1696 resource database.
+ − 1697 */
+ − 1698 if (app_flags & (XValue | YValue))
+ − 1699 {
+ − 1700 x = app_x; y = app_y;
+ − 1701 flags |= (app_flags & (XValue | YValue | XNegative | YNegative));
+ − 1702 }
+ − 1703 else if (frame_flags & (XValue | YValue))
+ − 1704 {
+ − 1705 x = frame_x; y = frame_y;
+ − 1706 flags |= (frame_flags & (XValue | YValue | XNegative | YNegative));
+ − 1707 }
+ − 1708
+ − 1709 if (app_flags & (WidthValue | HeightValue))
+ − 1710 {
+ − 1711 w = app_w; h = app_h;
+ − 1712 flags |= (app_flags & (WidthValue | HeightValue));
+ − 1713 }
+ − 1714 else if (frame_flags & (WidthValue | HeightValue))
+ − 1715 {
+ − 1716 w = frame_w; h = frame_h;
+ − 1717 flags |= (frame_flags & (WidthValue | HeightValue));
+ − 1718 }
+ − 1719
+ − 1720 /* If the AppShell is iconic, then the EmacsFrame is iconic. */
+ − 1721 if (!ew_iconic_p)
+ − 1722 {
+ − 1723 Xt_GET_VALUE (app_shell, XtNiconic, &iconic_p);
+ − 1724 if (iconic_p)
+ − 1725 {
+ − 1726 ew_iconic_p = iconic_p;
+ − 1727 Xt_SET_VALUE (ew, XtNiconic, iconic_p);
+ − 1728 }
+ − 1729 }
+ − 1730 }
+ − 1731 else
+ − 1732 {
+ − 1733 /* If this is not the first frame created:
+ − 1734 ========================================
+ − 1735
+ − 1736 - use the EmacsFrame's size/position if specified
+ − 1737 - Otherwise, use the ApplicationShell's size, but not position.
+ − 1738
+ − 1739 So that means that one can specify the position of the first frame
+ − 1740 with "Emacs.geometry" or `-geometry'; but can only specify the
+ − 1741 position of subsequent frames with "*FRAME-NAME.geometry".
+ − 1742
+ − 1743 AppShell comes second so that -geometry does not apply to subsequent
+ − 1744 frames when there is an "every frame" entry in the resource db,
+ − 1745 but does apply to the first frame.
+ − 1746 */
+ − 1747 if (frame_flags & (XValue | YValue))
+ − 1748 {
+ − 1749 x = frame_x; y = frame_y;
+ − 1750 flags |= (frame_flags & (XValue | YValue | XNegative | YNegative));
+ − 1751 }
+ − 1752
+ − 1753 if (frame_flags & (WidthValue | HeightValue))
+ − 1754 {
+ − 1755 w = frame_w; h = frame_h;
+ − 1756 flags |= (frame_flags & (WidthValue | HeightValue));
+ − 1757 }
+ − 1758 else if (app_flags & (WidthValue | HeightValue))
+ − 1759 {
+ − 1760 w = app_w;
+ − 1761 h = app_h;
+ − 1762 flags |= (app_flags & (WidthValue | HeightValue));
+ − 1763 }
+ − 1764 }
+ − 1765
+ − 1766 x_set_initial_frame_size (f, flags, x, y, w, h);
+ − 1767 }
+ − 1768
+ − 1769 static void
+ − 1770 x_get_layout_sizes (struct frame *f, Dimension *topbreadth)
+ − 1771 {
+ − 1772 int i;
+ − 1773
+ − 1774 /* compute height of all top-area widgets */
+ − 1775 for (i=0, *topbreadth = 0; i<FRAME_X_NUM_TOP_WIDGETS (f); i++)
+ − 1776 {
+ − 1777 Widget wid = FRAME_X_TOP_WIDGETS (f)[i];
+ − 1778 if (wid && XtIsManaged (wid))
+ − 1779 *topbreadth += wid->core.height + 2*wid->core.border_width;
+ − 1780 }
+ − 1781 }
+ − 1782
+ − 1783 static void
+ − 1784 x_layout_widgets (Widget w, XtPointer client_data, XtPointer call_data)
+ − 1785 {
+ − 1786 struct frame *f = (struct frame *) client_data;
+ − 1787 EmacsManagerResizeStruct *emst = (EmacsManagerResizeStruct *) call_data;
+ − 1788 Dimension width = emst->width;
+ − 1789 Dimension height = emst->height;
+ − 1790 Widget text = FRAME_X_TEXT_WIDGET (f);
+ − 1791 Dimension textbord = text->core.border_width;
+ − 1792 Dimension topbreadth;
+ − 1793 Position text_x = 0, text_y = 0;
+ − 1794 int i;
+ − 1795
+ − 1796 x_get_layout_sizes (f, &topbreadth);
+ − 1797
+ − 1798 /* first the menubar and psheets ... */
+ − 1799 for (i=0; i<FRAME_X_NUM_TOP_WIDGETS (f); i++)
+ − 1800 {
+ − 1801 Widget wid = FRAME_X_TOP_WIDGETS (f)[i];
+ − 1802 if (wid && XtIsManaged (wid))
+ − 1803 {
+ − 1804 Dimension bord = wid->core.border_width;
+ − 1805 XtConfigureWidget (wid, 0, text_y,
+ − 1806 width - 2*bord, wid->core.height,
+ − 1807 bord);
+ − 1808 text_y += wid->core.height + 2*bord;
+ − 1809 }
+ − 1810 }
+ − 1811
+ − 1812 #ifdef HAVE_SCROLLBARS
+ − 1813 f->scrollbar_y_offset = topbreadth + textbord;
+ − 1814 #endif
+ − 1815
+ − 1816 /* finally the text area */
+ − 1817 XtConfigureWidget (text, text_x, text_y,
+ − 1818 width - 2*textbord,
+ − 1819 height - text_y - 2*textbord,
+ − 1820 textbord);
+ − 1821 }
+ − 1822
+ − 1823 static void
+ − 1824 x_do_query_geometry (Widget w, XtPointer client_data, XtPointer call_data)
+ − 1825 {
+ − 1826 struct frame *f = (struct frame *) client_data;
+ − 1827 EmacsManagerQueryGeometryStruct *emst =
+ − 1828 (EmacsManagerQueryGeometryStruct *) call_data;
+ − 1829 Widget text = FRAME_X_TEXT_WIDGET (f);
+ − 1830 Dimension textbord = text->core.border_width;
+ − 1831 Dimension topbreadth;
+ − 1832 XtWidgetGeometry req, repl;
+ − 1833 int mask = emst->request_mode & (CWWidth | CWHeight);
+ − 1834
+ − 1835 x_get_layout_sizes (f, &topbreadth);
+ − 1836
+ − 1837 /* Strip away menubar from suggested size, and ask the text widget
+ − 1838 what size it wants to be. */
+ − 1839 req.request_mode = mask;
+ − 1840 if (mask & CWWidth)
+ − 1841 req.width = emst->proposed_width - 2*textbord;
+ − 1842 if (mask & CWHeight)
+ − 1843 req.height = emst->proposed_height - topbreadth - 2*textbord;
+ − 1844 XtQueryGeometry (text, &req, &repl);
+ − 1845
+ − 1846 /* Now add the menubar back again */
+ − 1847 emst->proposed_width = repl.width + 2*textbord;
+ − 1848 emst->proposed_height = repl.height + topbreadth + 2*textbord;
+ − 1849 }
+ − 1850
+ − 1851 /* Creates the widgets for a frame.
+ − 1852 lisp_window_id is a Lisp description of an X window or Xt
+ − 1853 widget to parse.
+ − 1854
+ − 1855 This function does not create or map the windows. (That is
+ − 1856 done by x_popup_frame().)
+ − 1857 */
+ − 1858 static void
+ − 1859 x_create_widgets (struct frame *f, Lisp_Object lisp_window_id,
+ − 1860 Lisp_Object parent)
+ − 1861 {
+ − 1862 struct device *d = XDEVICE (f->device);
+ − 1863 Visual *visual = DEVICE_X_VISUAL (d);
+ − 1864 int depth = DEVICE_X_DEPTH (d);
+ − 1865 Colormap cmap = DEVICE_X_COLORMAP (d);
+ − 1866 #ifdef EXTERNAL_WIDGET
+ − 1867 Window window_id = 0;
+ − 1868 #endif
442
+ − 1869 const char *name;
428
+ − 1870 Arg al [25];
+ − 1871 int ac = 0;
+ − 1872 Widget text, container, shell;
+ − 1873 Widget parentwid = 0;
+ − 1874 #ifdef HAVE_MENUBARS
+ − 1875 int menubar_visible;
+ − 1876 Widget menubar;
+ − 1877 #endif
+ − 1878
+ − 1879 if (STRINGP (f->name))
442
+ − 1880 LISP_STRING_TO_EXTERNAL (f->name, name, Qctext);
428
+ − 1881 else
+ − 1882 name = "emacs";
+ − 1883
+ − 1884 /* The widget hierarchy is
+ − 1885
+ − 1886 argv[0] shell pane FRAME-NAME
+ − 1887 ApplicationShell EmacsShell EmacsManager EmacsFrame
+ − 1888
+ − 1889 (the type of the shell is ExternalShell if this frame is running
+ − 1890 in another client's window)
+ − 1891
+ − 1892 However the EmacsShell widget has WM_CLASS of FRAME-NAME/Emacs.
+ − 1893 Normally such shells have name/class shellname/appclass, which in this
+ − 1894 case would be "shell/Emacs" instead of "frame-name/Emacs". We could
+ − 1895 also get around this by naming the shell "frame-name", but that would
+ − 1896 be confusing because the text area (the EmacsFrame widget inferior of
+ − 1897 the shell) is also called that. So we just set the WM_CLASS property.
+ − 1898 */
+ − 1899
+ − 1900 #ifndef EXTERNAL_WIDGET
+ − 1901 if (!NILP (lisp_window_id))
563
+ − 1902 signal_error (Qunimplemented, "support for external widgets was not enabled at compile-time", Qunbound);
428
+ − 1903 #else
+ − 1904 if (!NILP (lisp_window_id))
+ − 1905 {
+ − 1906 char *string;
+ − 1907
+ − 1908 CHECK_STRING (lisp_window_id);
+ − 1909 string = (char *) XSTRING_DATA (lisp_window_id);
+ − 1910 if (string[0] == '0' && (string[1] == 'x' || string[1] == 'X'))
+ − 1911 sscanf (string+2, "%lxu", &window_id);
+ − 1912 #if 0
+ − 1913 else if (string[0] == 'w')
+ − 1914 {
+ − 1915 sscanf (string+1, "%x", &parent_widget);
+ − 1916 if (parent_widget)
+ − 1917 window_id = XtWindow (parent_widget);
+ − 1918 }
+ − 1919 #endif
+ − 1920 else
+ − 1921 sscanf (string, "%lu", &window_id);
+ − 1922 if (!is_valid_window (window_id, d))
563
+ − 1923 signal_ferror (Qinvalid_argument, "Invalid window %lu",
+ − 1924 (unsigned long) window_id);
428
+ − 1925 FRAME_X_EXTERNAL_WINDOW_P (f) = 1;
+ − 1926 } else
+ − 1927 #endif /* EXTERNAL_WIDGET */
+ − 1928 FRAME_X_TOP_LEVEL_FRAME_P (f) = 1;
+ − 1929
+ − 1930 ac = 0;
+ − 1931 XtSetArg (al[ac], XtNallowShellResize, True); ac++;
+ − 1932 #ifdef LWLIB_USES_MOTIF
+ − 1933 /* Motif sucks beans. Without this in here, it will delete the window
+ − 1934 out from under us when it receives a WM_DESTROY_WINDOW message
+ − 1935 from the WM. */
+ − 1936 XtSetArg (al[ac], XmNdeleteResponse, XmDO_NOTHING); ac++;
+ − 1937 #endif
+ − 1938
+ − 1939 #ifdef EXTERNAL_WIDGET
+ − 1940 if (window_id)
+ − 1941 {
+ − 1942 XtSetArg (al[ac], XtNwindow, window_id); ac++;
+ − 1943 }
+ − 1944 else
+ − 1945 #endif /* EXTERNAL_WIDGET */
+ − 1946 {
+ − 1947 XtSetArg (al[ac], XtNinput, True); ac++;
+ − 1948 XtSetArg (al[ac], XtNminWidthCells, 10); ac++;
+ − 1949 XtSetArg (al[ac], XtNminHeightCells, 1); ac++;
+ − 1950 XtSetArg (al[ac], XtNvisual, visual); ac++;
+ − 1951 XtSetArg (al[ac], XtNdepth, depth); ac++;
+ − 1952 XtSetArg (al[ac], XtNcolormap, cmap); ac++;
+ − 1953 }
+ − 1954
+ − 1955 if (!NILP (parent))
+ − 1956 {
+ − 1957 parentwid = FRAME_X_SHELL_WIDGET (XFRAME (parent));
+ − 1958 XtSetArg (al[ac], XtNtransientFor, parentwid); ac++;
+ − 1959 }
+ − 1960
+ − 1961 shell = XtCreatePopupShell ("shell",
+ − 1962 (
+ − 1963 #ifdef EXTERNAL_WIDGET
+ − 1964 window_id ? externalShellWidgetClass :
+ − 1965 #endif
+ − 1966 parentwid ? transientEmacsShellWidgetClass :
+ − 1967 topLevelEmacsShellWidgetClass
+ − 1968 ),
+ − 1969 parentwid ? parentwid :
+ − 1970 DEVICE_XT_APP_SHELL (d),
+ − 1971 al, ac);
+ − 1972 FRAME_X_SHELL_WIDGET (f) = shell;
+ − 1973 maybe_set_frame_title_format (shell);
+ − 1974
+ − 1975 /* Create the manager widget */
+ − 1976 ac = 0;
+ − 1977 XtSetArg (al[ac], XtNvisual, visual); ac++;
+ − 1978 XtSetArg (al[ac], XtNdepth, depth); ac++;
+ − 1979 XtSetArg (al[ac], XtNcolormap, cmap); ac++;
+ − 1980
+ − 1981 container = XtCreateWidget ("container",
+ − 1982 emacsManagerWidgetClass, shell, al, ac);
+ − 1983 FRAME_X_CONTAINER_WIDGET (f) = container;
+ − 1984 XtAddCallback (container, XtNresizeCallback, x_layout_widgets,
+ − 1985 (XtPointer) f);
+ − 1986 XtAddCallback (container, XtNqueryGeometryCallback, x_do_query_geometry,
+ − 1987 (XtPointer) f);
+ − 1988
+ − 1989 /* Create the text area */
+ − 1990 ac = 0;
+ − 1991 XtSetArg (al[ac], XtNvisual, visual); ac++;
+ − 1992 XtSetArg (al[ac], XtNdepth, depth); ac++;
+ − 1993 XtSetArg (al[ac], XtNcolormap, cmap); ac++;
+ − 1994 XtSetArg (al[ac], XtNborderWidth, 0); ac++; /* should this be settable? */
+ − 1995 XtSetArg (al[ac], XtNemacsFrame, f); ac++;
+ − 1996 text = XtCreateWidget (name, emacsFrameClass, container, al, ac);
+ − 1997 FRAME_X_TEXT_WIDGET (f) = text;
+ − 1998
+ − 1999 #ifdef HAVE_MENUBARS
+ − 2000 /* Create the initial menubar widget. */
+ − 2001 menubar_visible = x_initialize_frame_menubar (f);
+ − 2002 FRAME_X_TOP_WIDGETS (f)[0] = menubar = FRAME_X_MENUBAR_WIDGET (f);
+ − 2003 FRAME_X_NUM_TOP_WIDGETS (f) = 1;
+ − 2004
+ − 2005 if (menubar_visible)
+ − 2006 XtManageChild (menubar);
+ − 2007 #endif /* HAVE_MENUBARS */
+ − 2008 XtManageChild (text);
+ − 2009 XtManageChild (container);
+ − 2010 }
+ − 2011
+ − 2012 /* We used to call XtPopup() in x_popup_frame, but that doesn't give
+ − 2013 you control over whether the widget is initially mapped or not
+ − 2014 because XtPopup() makes an unconditional call to XMapRaised().
+ − 2015 Boy, those Xt designers were clever.
+ − 2016
+ − 2017 When we first removed it we only kept the XtRealizeWidget call in
+ − 2018 XtPopup. For everything except HP's that was enough. For HP's,
+ − 2019 though, the failure to call the popup callbacks resulted in XEmacs
+ − 2020 not accepting any input. Bizarre but true. Stupid but true.
+ − 2021
+ − 2022 So, in case there are any other gotchas floating out there along
+ − 2023 the same lines I've duplicated the majority of XtPopup here. It
+ − 2024 assumes no grabs and that the widget is not already popped up, both
+ − 2025 valid assumptions for the one place this is called from. */
+ − 2026 static void
+ − 2027 xemacs_XtPopup (Widget widget)
+ − 2028 {
+ − 2029 ShellWidget shell_widget = (ShellWidget) widget;
+ − 2030 XtGrabKind call_data = XtGrabNone;
+ − 2031
+ − 2032 XtCallCallbacks (widget, XtNpopupCallback, (XtPointer)&call_data);
+ − 2033
+ − 2034 shell_widget->shell.popped_up = TRUE;
+ − 2035 shell_widget->shell.grab_kind = XtGrabNone;
+ − 2036 shell_widget->shell.spring_loaded = False;
+ − 2037
+ − 2038 if (shell_widget->shell.create_popup_child_proc != NULL)
+ − 2039 (*(shell_widget->shell.create_popup_child_proc))(widget);
+ − 2040
+ − 2041 /* The XtSetValues below are not in XtPopup menu. We just want to
+ − 2042 make absolutely sure... */
+ − 2043 Xt_SET_VALUE (widget, XtNmappedWhenManaged, False);
+ − 2044 XtRealizeWidget (widget);
+ − 2045 Xt_SET_VALUE (widget, XtNmappedWhenManaged, True);
+ − 2046 }
+ − 2047
+ − 2048 /* create the windows for the specified frame and display them.
+ − 2049 Note that the widgets have already been created, and any
+ − 2050 necessary geometry calculations have already been done. */
+ − 2051 static void
+ − 2052 x_popup_frame (struct frame *f)
+ − 2053 {
+ − 2054 Widget shell_widget = FRAME_X_SHELL_WIDGET (f);
+ − 2055 Widget frame_widget = FRAME_X_TEXT_WIDGET (f);
+ − 2056 struct device *d = XDEVICE (FRAME_DEVICE (f));
+ − 2057
+ − 2058 /* Before mapping the window, make sure that the WMShell's notion of
+ − 2059 whether it should be iconified is synchronized with the EmacsFrame's
+ − 2060 notion.
+ − 2061 */
+ − 2062 if (FRAME_X_TOP_LEVEL_FRAME_P (f))
+ − 2063 x_wm_set_shell_iconic_p (shell_widget,
+ − 2064 ((EmacsFrame) frame_widget)
+ − 2065 ->emacs_frame.iconic);
+ − 2066
+ − 2067 xemacs_XtPopup (shell_widget);
+ − 2068
+ − 2069 if (!((EmacsFrame) frame_widget)->emacs_frame.initially_unmapped)
+ − 2070 XtMapWidget (shell_widget);
+ − 2071 else
+ − 2072 {
+ − 2073 /* We may have set f->visible to 1 in x_init_frame(), so undo
+ − 2074 that now. */
+ − 2075 FRAME_X_TOTALLY_VISIBLE_P (f) = 0;
+ − 2076 f->visible = 0;
+ − 2077 }
+ − 2078
+ − 2079 #ifdef EXTERNAL_WIDGET
+ − 2080 if (FRAME_X_EXTERNAL_WINDOW_P (f))
+ − 2081 ExternalShellReady (shell_widget, XtWindow (frame_widget), KeyPressMask);
+ − 2082 else
+ − 2083 #endif
+ − 2084 if (FRAME_X_TOP_LEVEL_FRAME_P (f))
+ − 2085 {
+ − 2086 /* tell the window manager about us. */
+ − 2087 x_wm_store_class_hints (shell_widget, XtName (frame_widget));
+ − 2088
+ − 2089 #ifndef HAVE_WMCOMMAND
+ − 2090 x_wm_maybe_store_wm_command (f);
+ − 2091 #endif /* HAVE_WMCOMMAND */
+ − 2092
+ − 2093 x_wm_hack_wm_protocols (shell_widget);
+ − 2094 }
+ − 2095
+ − 2096 #ifdef HAVE_XIM
+ − 2097 XIM_init_frame (f);
+ − 2098 #endif /* HAVE_XIM */
+ − 2099
+ − 2100 #ifdef HACK_EDITRES
+ − 2101 /* Allow XEmacs to respond to EditRes requests. See the O'Reilly Xt */
+ − 2102 /* Intrinsics Programming Manual, Motif Edition, Aug 1993, Sect 14.14, */
+ − 2103 /* pp. 483-493. */
+ − 2104 XtAddEventHandler (shell_widget, /* the shell widget in question */
+ − 2105 (EventMask) NoEventMask,/* OR with existing mask */
+ − 2106 True, /* called on non-maskable events? */
+ − 2107 (XtEventHandler) _XEditResCheckMessages, /* the handler */
+ − 2108 NULL);
+ − 2109 #endif /* HACK_EDITRES */
+ − 2110
+ − 2111 #ifdef HAVE_CDE
+ − 2112 {
+ − 2113 XtCallbackRec dnd_transfer_cb_rec[2];
+ − 2114
+ − 2115 dnd_transfer_cb_rec[0].callback = x_cde_transfer_callback;
+ − 2116 dnd_transfer_cb_rec[0].closure = (XtPointer) f;
+ − 2117 dnd_transfer_cb_rec[1].callback = NULL;
+ − 2118 dnd_transfer_cb_rec[1].closure = NULL;
+ − 2119
+ − 2120 DtDndVaDropRegister (FRAME_X_TEXT_WIDGET (f),
+ − 2121 DtDND_FILENAME_TRANSFER | DtDND_BUFFER_TRANSFER,
+ − 2122 XmDROP_COPY, dnd_transfer_cb_rec,
+ − 2123 DtNtextIsBuffer, True,
+ − 2124 DtNregisterChildren, True,
+ − 2125 DtNpreserveRegistration, False,
+ − 2126 NULL);
+ − 2127 }
+ − 2128 #endif /* HAVE_CDE */
+ − 2129
+ − 2130 /* Do a stupid property change to force the server to generate a
+ − 2131 propertyNotify event so that the event_stream server timestamp will
+ − 2132 be initialized to something relevant to the time we created the window.
+ − 2133 */
+ − 2134 XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget),
+ − 2135 DEVICE_XATOM_WM_PROTOCOLS (d), XA_ATOM, 32, PropModeAppend,
+ − 2136 (unsigned char*) NULL, 0);
+ − 2137
+ − 2138 x_send_synthetic_mouse_event (f);
+ − 2139 }
+ − 2140
+ − 2141 static void
+ − 2142 allocate_x_frame_struct (struct frame *f)
+ − 2143 {
+ − 2144 /* zero out all slots. */
+ − 2145 f->frame_data = xnew_and_zero (struct x_frame);
+ − 2146
+ − 2147 /* yeah, except the lisp ones */
+ − 2148 FRAME_X_ICON_PIXMAP (f) = Qnil;
+ − 2149 FRAME_X_ICON_PIXMAP_MASK (f) = Qnil;
+ − 2150 }
+ − 2151
+ − 2152
+ − 2153 /************************************************************************/
+ − 2154 /* Lisp functions */
+ − 2155 /************************************************************************/
+ − 2156
+ − 2157 static void
771
+ − 2158 x_init_frame_1 (struct frame *f, Lisp_Object props,
+ − 2159 int frame_name_is_defaulted)
428
+ − 2160 {
+ − 2161 /* This function can GC */
+ − 2162 Lisp_Object device = FRAME_DEVICE (f);
+ − 2163 Lisp_Object lisp_window_id = Fplist_get (props, Qwindow_id, Qnil);
+ − 2164 Lisp_Object popup = Fplist_get (props, Qpopup, Qnil);
+ − 2165
+ − 2166 if (!NILP (popup))
+ − 2167 {
+ − 2168 if (EQ (popup, Qt))
+ − 2169 popup = Fselected_frame (device);
+ − 2170 CHECK_LIVE_FRAME (popup);
+ − 2171 if (!EQ (device, FRAME_DEVICE (XFRAME (popup))))
563
+ − 2172 invalid_argument_2 ("Parent must be on same device as frame",
+ − 2173 device, popup);
428
+ − 2174 }
+ − 2175
+ − 2176 /*
+ − 2177 * Previously we set this only if NILP (DEVICE_SELECTED_FRAME (d))
+ − 2178 * to make sure that messages were displayed as soon as possible
+ − 2179 * if we're creating the first frame on a device. But it is
+ − 2180 * better to just set this all the time, so that when a new frame
+ − 2181 * is created that covers the selected frame, echo area status
+ − 2182 * messages can still be seen. f->visible is reset later if the
+ − 2183 * initially-unmapped property is found to be non-nil in the
+ − 2184 * frame properties.
+ − 2185 */
+ − 2186 f->visible = 1;
+ − 2187
+ − 2188 allocate_x_frame_struct (f);
+ − 2189 x_create_widgets (f, lisp_window_id, popup);
+ − 2190 }
+ − 2191
+ − 2192 static void
+ − 2193 x_init_frame_2 (struct frame *f, Lisp_Object props)
+ − 2194 {
+ − 2195 /* Set up the values of the widget/frame. A case could be made for putting
+ − 2196 this inside of the widget's initialize method. */
+ − 2197
+ − 2198 update_frame_face_values (f);
+ − 2199 x_initialize_frame_size (f);
+ − 2200 /* Kyle:
+ − 2201 * update_frame_title() can't be done here, because some of the
+ − 2202 * modeline specs depend on the frame's device having a selected
+ − 2203 * frame, and that may not have been set up yet. The redisplay
+ − 2204 * will update the frame title anyway, so nothing is lost.
+ − 2205 * JV:
+ − 2206 * It turns out it gives problems with FVWMs name based mapping.
+ − 2207 * We'll just need to be careful in the modeline specs.
+ − 2208 */
+ − 2209 update_frame_title (f);
+ − 2210 }
+ − 2211
+ − 2212 static void
+ − 2213 x_init_frame_3 (struct frame *f)
+ − 2214 {
+ − 2215 /* Pop up the frame. */
+ − 2216
+ − 2217 x_popup_frame (f);
+ − 2218 }
+ − 2219
+ − 2220 static void
+ − 2221 x_mark_frame (struct frame *f)
+ − 2222 {
+ − 2223 mark_object (FRAME_X_ICON_PIXMAP (f));
+ − 2224 mark_object (FRAME_X_ICON_PIXMAP_MASK (f));
+ − 2225 }
+ − 2226
+ − 2227 static void
+ − 2228 x_set_frame_icon (struct frame *f)
+ − 2229 {
+ − 2230 Pixmap x_pixmap, x_mask;
+ − 2231
+ − 2232 if (IMAGE_INSTANCEP (f->icon)
+ − 2233 && IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (f->icon)))
+ − 2234 {
+ − 2235 x_pixmap = XIMAGE_INSTANCE_X_PIXMAP (f->icon);
+ − 2236 x_mask = XIMAGE_INSTANCE_X_MASK (f->icon);
+ − 2237 }
+ − 2238 else
+ − 2239 {
+ − 2240 x_pixmap = 0;
+ − 2241 x_mask = 0;
+ − 2242 }
+ − 2243
+ − 2244 /* Store the X data into the widget. */
+ − 2245 {
+ − 2246 Arg al [2];
+ − 2247 XtSetArg (al [0], XtNiconPixmap, x_pixmap);
+ − 2248 XtSetArg (al [1], XtNiconMask, x_mask);
+ − 2249 XtSetValues (FRAME_X_SHELL_WIDGET (f), al, 2);
+ − 2250 }
+ − 2251 }
+ − 2252
+ − 2253 static void
+ − 2254 x_set_frame_pointer (struct frame *f)
+ − 2255 {
+ − 2256 XDefineCursor (XtDisplay (FRAME_X_TEXT_WIDGET (f)),
+ − 2257 XtWindow (FRAME_X_TEXT_WIDGET (f)),
+ − 2258 XIMAGE_INSTANCE_X_CURSOR (f->pointer));
+ − 2259 XSync (XtDisplay (FRAME_X_TEXT_WIDGET (f)), 0);
+ − 2260 }
+ − 2261
+ − 2262 static Lisp_Object
+ − 2263 x_get_frame_parent (struct frame *f)
+ − 2264 {
+ − 2265 Widget parentwid = 0;
+ − 2266
+ − 2267 Xt_GET_VALUE (FRAME_X_SHELL_WIDGET (f), XtNtransientFor, &parentwid);
+ − 2268 /* find the frame whose wid is parentwid */
+ − 2269 if (parentwid)
+ − 2270 {
+ − 2271 Lisp_Object frmcons;
+ − 2272 DEVICE_FRAME_LOOP (frmcons, XDEVICE (FRAME_DEVICE (f)))
+ − 2273 {
+ − 2274 Lisp_Object frame = XCAR (frmcons);
+ − 2275 if (FRAME_X_SHELL_WIDGET (XFRAME (frame)) == parentwid)
+ − 2276 return frame;
+ − 2277 }
+ − 2278 }
+ − 2279 return Qnil;
+ − 2280 }
+ − 2281
+ − 2282 DEFUN ("x-window-id", Fx_window_id, 0, 1, 0, /*
+ − 2283 Get the ID of the X11 window.
+ − 2284 This gives us a chance to manipulate the Emacs window from within a
+ − 2285 different program. Since the ID is an unsigned long, we return it as
+ − 2286 a string.
+ − 2287 */
+ − 2288 (frame))
+ − 2289 {
771
+ − 2290 Intbyte str[255];
428
+ − 2291 struct frame *f = decode_x_frame (frame);
+ − 2292
771
+ − 2293 qxesprintf (str, "%lu", XtWindow (FRAME_X_TEXT_WIDGET (f)));
+ − 2294 return build_intstring (str);
428
+ − 2295 }
+ − 2296
+ − 2297
+ − 2298 /************************************************************************/
+ − 2299 /* manipulating the X window */
+ − 2300 /************************************************************************/
+ − 2301
+ − 2302 static void
+ − 2303 x_set_frame_position (struct frame *f, int xoff, int yoff)
+ − 2304 {
+ − 2305 Widget w = FRAME_X_SHELL_WIDGET (f);
+ − 2306 Display *dpy = XtDisplay (w);
+ − 2307 Dimension frame_w = DisplayWidth (dpy, DefaultScreen (dpy));
+ − 2308 Dimension frame_h = DisplayHeight (dpy, DefaultScreen (dpy));
+ − 2309 Dimension shell_w, shell_h, shell_bord;
+ − 2310 int win_gravity;
+ − 2311 Arg al [3];
+ − 2312
+ − 2313 XtSetArg (al [0], XtNwidth, &shell_w);
+ − 2314 XtSetArg (al [1], XtNheight, &shell_h);
+ − 2315 XtSetArg (al [2], XtNborderWidth, &shell_bord);
+ − 2316 XtGetValues (w, al, 3);
+ − 2317
+ − 2318 win_gravity =
+ − 2319 xoff >= 0 && yoff >= 0 ? NorthWestGravity :
+ − 2320 xoff >= 0 ? SouthWestGravity :
+ − 2321 yoff >= 0 ? NorthEastGravity :
+ − 2322 SouthEastGravity;
+ − 2323 if (xoff < 0)
+ − 2324 xoff += frame_w - shell_w - 2*shell_bord;
+ − 2325 if (yoff < 0)
+ − 2326 yoff += frame_h - shell_h - 2*shell_bord;
+ − 2327
+ − 2328 /* Update the hints so that, if this window is currently iconified, it will
+ − 2329 come back at the right place. We can't look at s->visible to determine
+ − 2330 whether it is iconified because it might not be up-to-date yet (the queue
+ − 2331 might not be processed). */
+ − 2332 XtSetArg (al [0], XtNwinGravity, win_gravity);
+ − 2333 XtSetArg (al [1], XtNx, xoff);
+ − 2334 XtSetArg (al [2], XtNy, yoff);
+ − 2335 XtSetValues (w, al, 3);
+ − 2336
+ − 2337 /* Sometimes you will find that
+ − 2338
+ − 2339 (set-frame-position (selected-frame) -50 -50)
+ − 2340
+ − 2341 doesn't put the frame where you expect it to: i.e. it's closer to
+ − 2342 the lower-right corner than it should be, and it appears that the
+ − 2343 size of the WM decorations was not taken into account. This is
+ − 2344 *not* a problem with this function. Both mwm and twm have bugs
+ − 2345 in handling this situation. (mwm ignores the window gravity and
+ − 2346 always assumes NorthWest, except the first time you map the
+ − 2347 window; twm gets things almost right, but forgets to account for
+ − 2348 the border width of the top-level window.) This function does
+ − 2349 what it's supposed to according to the ICCCM, and I'm not about
+ − 2350 to hack around window-manager bugs. */
+ − 2351
+ − 2352 #if 0
+ − 2353 /* This is not necessary under either mwm or twm */
+ − 2354 x_wm_mark_shell_position_user_specified (w);
+ − 2355 #endif
+ − 2356 }
+ − 2357
+ − 2358 /* Call this to change the size of frame S's x-window. */
+ − 2359
+ − 2360 static void
+ − 2361 x_set_frame_size (struct frame *f, int cols, int rows)
+ − 2362 {
+ − 2363 EmacsFrameSetCharSize (FRAME_X_TEXT_WIDGET (f), cols, rows);
+ − 2364 #if 0
+ − 2365 /* this is not correct. x_set_frame_size() is called from
+ − 2366 Fset_frame_size(), which may or may not have been called
+ − 2367 by the user (e.g. update_EmacsFrame() calls it when the font
+ − 2368 changes). For now, don't bother with getting this right. */
+ − 2369 x_wm_mark_shell_size_user_specified (FRAME_X_SHELL_WIDGET (f));
+ − 2370 #endif
+ − 2371 }
+ − 2372
+ − 2373 static void
+ − 2374 x_set_mouse_position (struct window *w, int x, int y)
+ − 2375 {
+ − 2376 struct frame *f = XFRAME (w->frame);
+ − 2377
+ − 2378 Display *display = DEVICE_X_DISPLAY (XDEVICE (f->device));
+ − 2379 XWarpPointer (display, None, XtWindow (FRAME_X_TEXT_WIDGET (f)),
+ − 2380 0, 0, 0, 0, w->pixel_left + x, w->pixel_top + y);
+ − 2381 }
+ − 2382
+ − 2383 static int
+ − 2384 x_get_mouse_position (struct device *d, Lisp_Object *frame, int *x, int *y)
+ − 2385 {
+ − 2386 Display *display = DEVICE_X_DISPLAY (d);
+ − 2387 Window child_window;
+ − 2388 Window root_window;
+ − 2389 Window win;
+ − 2390 int root_x, root_y;
+ − 2391 int win_x, win_y;
+ − 2392 unsigned int keys_and_buttons;
+ − 2393 struct frame *f;
+ − 2394
+ − 2395 if (XQueryPointer (display, RootWindow (display, DefaultScreen (display)),
+ − 2396 &root_window, &child_window, &root_x, &root_y,
+ − 2397 &win_x, &win_y, &keys_and_buttons) == False)
+ − 2398 return 0;
+ − 2399
+ − 2400 if (child_window == None)
+ − 2401 return 0; /* not over any window. */
+ − 2402
+ − 2403 while (1)
+ − 2404 {
+ − 2405 win = child_window;
+ − 2406 if (XTranslateCoordinates (display, root_window, win, root_x, root_y,
+ − 2407 &win_x, &win_y, &child_window) == False)
+ − 2408 /* Huh? */
+ − 2409 return 0;
+ − 2410
+ − 2411 if (child_window == None)
+ − 2412 break;
+ − 2413 }
+ − 2414
+ − 2415 /* At this point, win is the innermost window containing the pointer
+ − 2416 and win_x and win_y are the coordinates of that window. */
+ − 2417 f = x_any_window_to_frame (d, win);
+ − 2418 if (!f)
+ − 2419 return 0;
+ − 2420 XSETFRAME (*frame, f);
+ − 2421
+ − 2422 if (XTranslateCoordinates (display, win,
+ − 2423 XtWindow (FRAME_X_TEXT_WIDGET (f)),
+ − 2424 win_x, win_y, x, y, &child_window) == False)
+ − 2425 /* Huh? */
+ − 2426 return 0;
+ − 2427
+ − 2428 return 1;
+ − 2429 }
+ − 2430
+ − 2431 static void
+ − 2432 x_cant_notify_wm_error (void)
+ − 2433 {
563
+ − 2434 signal_error (Qgui_error, "Can't notify window manager of iconification", Qunbound);
428
+ − 2435 }
+ − 2436
+ − 2437 /* Raise frame F. */
+ − 2438 static void
+ − 2439 x_raise_frame_1 (struct frame *f, int force)
+ − 2440 {
+ − 2441 if (FRAME_VISIBLE_P (f) || force)
+ − 2442 {
+ − 2443 Widget bottom_dialog;
+ − 2444 XWindowChanges xwc;
+ − 2445 unsigned int flags;
+ − 2446 Display *display = DEVICE_X_DISPLAY (XDEVICE (f->device));
+ − 2447 Window emacs_window = XtWindow (FRAME_X_SHELL_WIDGET (f));
+ − 2448
+ − 2449 /* first raises all the dialog boxes, then put emacs just below the
+ − 2450 * bottom most dialog box */
+ − 2451 bottom_dialog = lw_raise_all_pop_up_widgets ();
+ − 2452 if (bottom_dialog && XtWindow (bottom_dialog))
+ − 2453 {
+ − 2454 xwc.sibling = XtWindow (bottom_dialog);
+ − 2455 xwc.stack_mode = Below;
+ − 2456 flags = CWSibling | CWStackMode;
+ − 2457 }
+ − 2458 else
+ − 2459 {
+ − 2460 xwc.stack_mode = Above;
+ − 2461 flags = CWStackMode;
+ − 2462 }
+ − 2463
+ − 2464 if (!XReconfigureWMWindow (display, emacs_window,
+ − 2465 DefaultScreen (display),
+ − 2466 flags, &xwc))
+ − 2467 x_cant_notify_wm_error ();
+ − 2468 }
+ − 2469 }
+ − 2470
+ − 2471 static void
+ − 2472 x_raise_frame (struct frame *f)
+ − 2473 {
+ − 2474 x_raise_frame_1 (f, 1);
+ − 2475 }
+ − 2476
+ − 2477 /* Lower frame F. */
+ − 2478 static void
+ − 2479 x_lower_frame (struct frame *f)
+ − 2480 {
+ − 2481 if (FRAME_VISIBLE_P (f))
+ − 2482 {
+ − 2483 Display *display = DEVICE_X_DISPLAY (XDEVICE (f->device));
+ − 2484 XWindowChanges xwc;
+ − 2485 unsigned int flags = CWStackMode;
+ − 2486
+ − 2487 xwc.stack_mode = Below;
+ − 2488 if (!XReconfigureWMWindow (display, XtWindow (FRAME_X_SHELL_WIDGET (f)),
+ − 2489 DefaultScreen (display), flags, &xwc))
+ − 2490 x_cant_notify_wm_error ();
+ − 2491 }
+ − 2492 }
+ − 2493
442
+ − 2494 static void
+ − 2495 x_enable_frame (struct frame *f)
+ − 2496 {
+ − 2497 XtSetSensitive (FRAME_X_SHELL_WIDGET (f), True);
+ − 2498 }
+ − 2499
+ − 2500 static void
+ − 2501 x_disable_frame (struct frame *f)
+ − 2502 {
+ − 2503 XtSetSensitive (FRAME_X_SHELL_WIDGET (f), False);
+ − 2504 }
+ − 2505
428
+ − 2506 /* Change from withdrawn state to mapped state. */
+ − 2507 static void
+ − 2508 x_make_frame_visible (struct frame *f)
+ − 2509 {
+ − 2510 Display *display = DEVICE_X_DISPLAY (XDEVICE (f->device));
+ − 2511
+ − 2512 if (!FRAME_VISIBLE_P(f))
+ − 2513 XMapRaised (display, XtWindow (FRAME_X_SHELL_WIDGET (f)));
+ − 2514 else
+ − 2515 x_raise_frame_1 (f, 0);
+ − 2516 }
+ − 2517
+ − 2518 /* Change from mapped state to withdrawn state. */
+ − 2519 static void
+ − 2520 x_make_frame_invisible (struct frame *f)
+ − 2521 {
+ − 2522 Display *display = DEVICE_X_DISPLAY (XDEVICE (f->device));
+ − 2523
+ − 2524 if (!FRAME_VISIBLE_P(f))
+ − 2525 return;
+ − 2526
+ − 2527 if (!XWithdrawWindow (display,
+ − 2528 XtWindow (FRAME_X_SHELL_WIDGET (f)),
+ − 2529 DefaultScreen (display)))
+ − 2530 x_cant_notify_wm_error ();
+ − 2531 }
+ − 2532
+ − 2533 static int
+ − 2534 x_frame_visible_p (struct frame *f)
+ − 2535 {
+ − 2536 #if 0
593
+ − 2537
+ − 2538 /* #### Ben suggests using x_frame_window_state (f) == NormalState. */
+ − 2539
428
+ − 2540 Display *display = DEVICE_X_DISPLAY (XDEVICE (f->device));
+ − 2541 XWindowAttributes xwa;
+ − 2542 int result;
+ − 2543
+ − 2544 /* JV:
+ − 2545 This is bad, very bad :-(
+ − 2546 It is not compatible with our tristate visible and
+ − 2547 it should never ever change the visibility for us, this leads to
+ − 2548 the frame-freeze problem under fvwm because with the pager
+ − 2549
+ − 2550 Mappedness != Viewability != Visibility != Emacs f->visible
+ − 2551
+ − 2552 This first unequalness is the reason for the frame freezing problem
+ − 2553 under fvwm (it happens when the frame is another fvwm-page)
+ − 2554
+ − 2555 The second unequalness happen when it is on the same fvwm-page
+ − 2556 but in an invisible part of the visible screen.
+ − 2557
+ − 2558 For now we just return the XEmacs internal value --- which might not be up
+ − 2559 to date. Is that a problem? ---. Otherwise we should
+ − 2560 use async visibility like in standard Emacs.
+ − 2561 */
+ − 2562
+ − 2563 if (!XGetWindowAttributes (display,
+ − 2564 XtWindow (FRAME_X_SHELL_WIDGET (f)),
+ − 2565 &xwa))
+ − 2566 result = 0;
+ − 2567 else
+ − 2568 result = xwa.map_state == IsViewable;
+ − 2569 /* In this implementation it should at least be != IsUnmapped
+ − 2570 JV */
+ − 2571
+ − 2572 f->visible = result;
+ − 2573 return result;
+ − 2574 #endif /* 0 */
+ − 2575
+ − 2576 return f->visible;
+ − 2577 }
+ − 2578
+ − 2579 static int
+ − 2580 x_frame_totally_visible_p (struct frame *f)
+ − 2581 {
+ − 2582 return FRAME_X_TOTALLY_VISIBLE_P (f);
+ − 2583 }
+ − 2584
+ − 2585 /* Change window state from mapped to iconified. */
+ − 2586 static void
+ − 2587 x_iconify_frame (struct frame *f)
+ − 2588 {
+ − 2589 Display *display = DEVICE_X_DISPLAY (XDEVICE (f->device));
+ − 2590
+ − 2591 if (!XIconifyWindow (display,
+ − 2592 XtWindow (FRAME_X_SHELL_WIDGET (f)),
+ − 2593 DefaultScreen (display)))
+ − 2594 x_cant_notify_wm_error ();
+ − 2595
+ − 2596 f->iconified = 1;
+ − 2597 }
+ − 2598
+ − 2599 /* Sets the X focus to frame f. */
+ − 2600 static void
+ − 2601 x_focus_on_frame (struct frame *f)
+ − 2602 {
+ − 2603 XWindowAttributes xwa;
+ − 2604 Widget shell_widget;
+ − 2605 int viewable = 0;
+ − 2606
+ − 2607 assert (FRAME_X_P (f));
+ − 2608
+ − 2609 shell_widget = FRAME_X_SHELL_WIDGET (f);
+ − 2610 if (!XtWindow (shell_widget))
+ − 2611 return;
+ − 2612
+ − 2613 #ifdef EXTERNAL_WIDGET
+ − 2614 if (FRAME_X_EXTERNAL_WINDOW_P (f))
+ − 2615 ExternalShellSetFocus (shell_widget);
+ − 2616 #endif /* EXTERNAL_WIDGET */
+ − 2617
+ − 2618 /* Do the ICCCM focus change if the window is still visible.
+ − 2619 The s->visible flag might not be up-to-date, because we might
+ − 2620 not have processed magic events recently. So make a server
+ − 2621 round-trip to find out whether it's really mapped right now.
+ − 2622 We grab the server to do this, because that's the only way to
+ − 2623 eliminate the race condition.
+ − 2624 */
+ − 2625 XGrabServer (XtDisplay (shell_widget));
+ − 2626 if (XGetWindowAttributes (XtDisplay (shell_widget),
+ − 2627 XtWindow (shell_widget),
+ − 2628 &xwa))
+ − 2629 /* JV: it is bad to change the visibility like this, so we don't for the
+ − 2630 moment, at least change_frame_visibility should be called
+ − 2631 Note also that under fvwm a frame can be Viewable (and thus Mapped)
+ − 2632 but still X-invisible
+ − 2633 f->visible = xwa.map_state == IsViewable; */
+ − 2634 viewable = xwa.map_state == IsViewable;
+ − 2635
+ − 2636
+ − 2637 if (viewable)
+ − 2638 {
+ − 2639 Window focus;
+ − 2640 int revert_to;
+ − 2641 XGetInputFocus (XtDisplay (shell_widget), &focus, &revert_to);
+ − 2642 /* Don't explicitly set the focus on this window unless the focus
+ − 2643 was on some other window (not PointerRoot). Note that, even when
+ − 2644 running a point-to-type window manager like *twm, there is always
+ − 2645 a focus window; the window manager maintains that based on the
+ − 2646 mouse position. If you set the "NoTitleFocus" option in these
+ − 2647 window managers, then the server itself maintains the focus via
+ − 2648 PointerRoot, and changing that to focus on the window would make
+ − 2649 the window grab the focus. Very bad.
+ − 2650 */
+ − 2651 if (focus != PointerRoot)
+ − 2652 {
+ − 2653 XSetInputFocus (XtDisplay (shell_widget),
+ − 2654 XtWindow (shell_widget),
+ − 2655 RevertToParent,
+ − 2656 DEVICE_X_MOUSE_TIMESTAMP
+ − 2657 (XDEVICE (FRAME_DEVICE (f))));
+ − 2658 XFlush (XtDisplay (shell_widget));
+ − 2659 }
+ − 2660 }
+ − 2661 XUngrabServer (XtDisplay (shell_widget));
+ − 2662 XFlush (XtDisplay (shell_widget)); /* hey, I'd like to DEBUG this... */
+ − 2663 }
+ − 2664
450
+ − 2665 /* Destroy the X window of frame F. */
428
+ − 2666 static void
+ − 2667 x_delete_frame (struct frame *f)
+ − 2668 {
+ − 2669 Display *dpy;
+ − 2670
+ − 2671 #ifndef HAVE_WMCOMMAND
+ − 2672 if (FRAME_X_TOP_LEVEL_FRAME_P (f))
+ − 2673 x_wm_maybe_move_wm_command (f);
+ − 2674 #endif /* HAVE_WMCOMMAND */
+ − 2675
+ − 2676 #ifdef HAVE_CDE
+ − 2677 DtDndDropUnregister (FRAME_X_TEXT_WIDGET (f));
+ − 2678 #endif /* HAVE_CDE */
+ − 2679
+ − 2680 assert (FRAME_X_SHELL_WIDGET (f) != 0);
+ − 2681 dpy = XtDisplay (FRAME_X_SHELL_WIDGET (f));
+ − 2682
+ − 2683 #ifdef EXTERNAL_WIDGET
+ − 2684 expect_x_error (XtDisplay (FRAME_X_SHELL_WIDGET (f)));
+ − 2685 /* for obscure reasons having (I think) to do with the internal
+ − 2686 window-to-widget hierarchy maintained by Xt, we have to call
+ − 2687 XtUnrealizeWidget() here. Xt can really suck. */
+ − 2688 if (f->being_deleted)
+ − 2689 XtUnrealizeWidget (FRAME_X_SHELL_WIDGET (f));
+ − 2690 XtDestroyWidget (FRAME_X_SHELL_WIDGET (f));
+ − 2691 x_error_occurred_p (XtDisplay (FRAME_X_SHELL_WIDGET (f)));
+ − 2692 #else
+ − 2693 XtDestroyWidget (FRAME_X_SHELL_WIDGET (f));
+ − 2694 /* make sure the windows are really gone! */
440
+ − 2695 /* #### Is this REALLY necessary? */
428
+ − 2696 XFlush (dpy);
+ − 2697 #endif /* EXTERNAL_WIDGET */
+ − 2698
+ − 2699 FRAME_X_SHELL_WIDGET (f) = 0;
+ − 2700
+ − 2701 if (FRAME_X_GEOM_FREE_ME_PLEASE (f))
+ − 2702 {
+ − 2703 xfree (FRAME_X_GEOM_FREE_ME_PLEASE (f));
+ − 2704 FRAME_X_GEOM_FREE_ME_PLEASE (f) = 0;
+ − 2705 }
+ − 2706
+ − 2707 if (f->frame_data)
+ − 2708 {
+ − 2709 xfree (f->frame_data);
+ − 2710 f->frame_data = 0;
+ − 2711 }
+ − 2712 }
+ − 2713
+ − 2714 static void
+ − 2715 x_update_frame_external_traits (struct frame* frm, Lisp_Object name)
+ − 2716 {
+ − 2717 Arg al[10];
+ − 2718 int ac = 0;
+ − 2719 Lisp_Object frame;
+ − 2720
+ − 2721 XSETFRAME(frame, frm);
+ − 2722
+ − 2723 if (EQ (name, Qforeground))
+ − 2724 {
+ − 2725 Lisp_Object color = FACE_FOREGROUND (Vdefault_face, frame);
+ − 2726 XColor fgc;
+ − 2727
+ − 2728 if (!EQ (color, Vthe_null_color_instance))
+ − 2729 {
+ − 2730 fgc = COLOR_INSTANCE_X_COLOR (XCOLOR_INSTANCE (color));
+ − 2731 XtSetArg (al[ac], XtNforeground, (void *) fgc.pixel); ac++;
+ − 2732 }
+ − 2733 }
+ − 2734 else if (EQ (name, Qbackground))
+ − 2735 {
+ − 2736 Lisp_Object color = FACE_BACKGROUND (Vdefault_face, frame);
+ − 2737 XColor bgc;
+ − 2738
+ − 2739 if (!EQ (color, Vthe_null_color_instance))
+ − 2740 {
+ − 2741 bgc = COLOR_INSTANCE_X_COLOR (XCOLOR_INSTANCE (color));
+ − 2742 XtSetArg (al[ac], XtNbackground, (void *) bgc.pixel); ac++;
+ − 2743 }
+ − 2744
+ − 2745 /* Really crappy way to force the modeline shadows to be
+ − 2746 redrawn. But effective. */
+ − 2747 MARK_FRAME_WINDOWS_STRUCTURE_CHANGED (frm);
+ − 2748 MARK_FRAME_CHANGED (frm);
+ − 2749 }
+ − 2750 else if (EQ (name, Qfont))
+ − 2751 {
+ − 2752 Lisp_Object font = FACE_FONT (Vdefault_face, frame, Vcharset_ascii);
+ − 2753
+ − 2754 if (!EQ (font, Vthe_null_font_instance))
+ − 2755 XtSetArg (al[ac], XtNfont,
+ − 2756 (void *) FONT_INSTANCE_X_FONT (XFONT_INSTANCE (font)));
+ − 2757 ac++;
+ − 2758 }
+ − 2759 else
+ − 2760 abort ();
+ − 2761
+ − 2762 XtSetValues (FRAME_X_TEXT_WIDGET (frm), al, ac);
+ − 2763
+ − 2764 #ifdef HAVE_TOOLBARS
+ − 2765 /* Setting the background clears the entire frame area
+ − 2766 including the toolbar so we force an immediate redraw of
+ − 2767 it. */
+ − 2768 if (EQ (name, Qbackground))
+ − 2769 MAYBE_DEVMETH (XDEVICE (frm->device), redraw_frame_toolbars, (frm));
+ − 2770 #endif /* HAVE_TOOLBARS */
+ − 2771
+ − 2772 /* Set window manager resize increment hints according to
+ − 2773 the new character size */
+ − 2774 if (EQ (name, Qfont))
+ − 2775 EmacsFrameRecomputeCellSize (FRAME_X_TEXT_WIDGET (frm));
+ − 2776 }
+ − 2777
+ − 2778
+ − 2779 /************************************************************************/
+ − 2780 /* initialization */
+ − 2781 /************************************************************************/
+ − 2782
+ − 2783 void
+ − 2784 syms_of_frame_x (void)
+ − 2785 {
563
+ − 2786 DEFSYMBOL (Qwindow_id);
+ − 2787 DEFSYMBOL (Qx_resource_name);
428
+ − 2788
+ − 2789 DEFSUBR (Fx_window_id);
+ − 2790 #ifdef HAVE_CDE
+ − 2791 DEFSUBR (Fcde_start_drag_internal);
+ − 2792 #endif
+ − 2793 #ifdef HAVE_OFFIX_DND
+ − 2794 DEFSUBR (Foffix_start_drag_internal);
+ − 2795 #endif
+ − 2796 }
+ − 2797
+ − 2798 void
+ − 2799 console_type_create_frame_x (void)
+ − 2800 {
+ − 2801 /* frame methods */
+ − 2802 CONSOLE_HAS_METHOD (x, init_frame_1);
+ − 2803 CONSOLE_HAS_METHOD (x, init_frame_2);
+ − 2804 CONSOLE_HAS_METHOD (x, init_frame_3);
+ − 2805 CONSOLE_HAS_METHOD (x, mark_frame);
+ − 2806 CONSOLE_HAS_METHOD (x, focus_on_frame);
+ − 2807 CONSOLE_HAS_METHOD (x, delete_frame);
+ − 2808 CONSOLE_HAS_METHOD (x, get_mouse_position);
+ − 2809 CONSOLE_HAS_METHOD (x, set_mouse_position);
+ − 2810 CONSOLE_HAS_METHOD (x, raise_frame);
+ − 2811 CONSOLE_HAS_METHOD (x, lower_frame);
442
+ − 2812 CONSOLE_HAS_METHOD (x, enable_frame);
+ − 2813 CONSOLE_HAS_METHOD (x, disable_frame);
428
+ − 2814 CONSOLE_HAS_METHOD (x, make_frame_visible);
+ − 2815 CONSOLE_HAS_METHOD (x, make_frame_invisible);
+ − 2816 CONSOLE_HAS_METHOD (x, iconify_frame);
+ − 2817 CONSOLE_HAS_METHOD (x, set_frame_size);
+ − 2818 CONSOLE_HAS_METHOD (x, set_frame_position);
+ − 2819 CONSOLE_HAS_METHOD (x, frame_property);
+ − 2820 CONSOLE_HAS_METHOD (x, internal_frame_property_p);
+ − 2821 CONSOLE_HAS_METHOD (x, frame_properties);
+ − 2822 CONSOLE_HAS_METHOD (x, set_frame_properties);
665
+ − 2823 CONSOLE_HAS_METHOD (x, set_title_from_intbyte);
+ − 2824 CONSOLE_HAS_METHOD (x, set_icon_name_from_intbyte);
428
+ − 2825 CONSOLE_HAS_METHOD (x, frame_visible_p);
+ − 2826 CONSOLE_HAS_METHOD (x, frame_totally_visible_p);
+ − 2827 CONSOLE_HAS_METHOD (x, frame_iconified_p);
+ − 2828 CONSOLE_HAS_METHOD (x, set_frame_pointer);
+ − 2829 CONSOLE_HAS_METHOD (x, set_frame_icon);
+ − 2830 CONSOLE_HAS_METHOD (x, get_frame_parent);
+ − 2831 CONSOLE_HAS_METHOD (x, update_frame_external_traits);
+ − 2832 }
+ − 2833
+ − 2834 void
+ − 2835 vars_of_frame_x (void)
+ − 2836 {
+ − 2837 #ifdef EXTERNAL_WIDGET
+ − 2838 Fprovide (intern ("external-widget"));
+ − 2839 #endif
+ − 2840
+ − 2841 /* this call uses only safe functions from emacs.c */
+ − 2842 init_x_prop_symbols ();
+ − 2843
+ − 2844 DEFVAR_LISP ("default-x-frame-plist", &Vdefault_x_frame_plist /*
+ − 2845 Plist of default frame-creation properties for X frames.
+ − 2846 These override what is specified in the resource database and in
+ − 2847 `default-frame-plist', but are overridden by the arguments to the
+ − 2848 particular call to `make-frame'.
+ − 2849
+ − 2850 Note: In many cases, properties of a frame are available as specifiers
+ − 2851 instead of through the frame-properties mechanism.
+ − 2852
+ − 2853 Here is a list of recognized frame properties, other than those
+ − 2854 documented in `set-frame-properties' (they can be queried and
+ − 2855 set at any time, except as otherwise noted):
+ − 2856
+ − 2857 window-id The X window ID corresponding to the
+ − 2858 frame. May be set only at startup, and
+ − 2859 only if external widget support was
+ − 2860 compiled in; doing so causes the frame
+ − 2861 to be created as an "external widget"
+ − 2862 in another program that uses an existing
+ − 2863 window in the program rather than creating
+ − 2864 a new one.
+ − 2865 initially-unmapped If non-nil, the frame will not be visible
+ − 2866 when it is created. In this case, you
+ − 2867 need to call `make-frame-visible' to make
+ − 2868 the frame appear.
+ − 2869 popup If non-nil, it should be a frame, and this
+ − 2870 frame will be created as a "popup" frame
+ − 2871 whose parent is the given frame. This
+ − 2872 will make the window manager treat the
+ − 2873 frame as a dialog box, which may entail
+ − 2874 doing different things (e.g. not asking
+ − 2875 for positioning, and not iconifying
+ − 2876 separate from its parent).
+ − 2877 inter-line-space Not currently implemented.
+ − 2878 toolbar-shadow-thickness Thickness of toolbar shadows.
+ − 2879 background-toolbar-color Color of toolbar background.
+ − 2880 bottom-toolbar-shadow-color Color of bottom shadows on toolbars.
+ − 2881 (*Not* specific to the bottom-toolbar.)
+ − 2882 top-toolbar-shadow-color Color of top shadows on toolbars.
+ − 2883 (*Not* specific to the top-toolbar.)
+ − 2884 internal-border-width Width of internal border around text area.
+ − 2885 border-width Width of external border around text area.
+ − 2886 top Y position (in pixels) of the upper-left
+ − 2887 outermost corner of the frame (i.e. the
+ − 2888 upper-left of the window-manager
+ − 2889 decorations).
+ − 2890 left X position (in pixels) of the upper-left
+ − 2891 outermost corner of the frame (i.e. the
+ − 2892 upper-left of the window-manager
+ − 2893 decorations).
+ − 2894 border-color Color of external border around text area.
+ − 2895 cursor-color Color of text cursor.
+ − 2896
+ − 2897 See also `default-frame-plist', which specifies properties which apply
+ − 2898 to all frames, not just X frames.
+ − 2899 */ );
+ − 2900 Vdefault_x_frame_plist = Qnil;
+ − 2901
+ − 2902 x_console_methods->device_specific_frame_props = &Vdefault_x_frame_plist;
+ − 2903 }
