Mercurial > hg > xemacs-beta
annotate src/scrollbar-gtk.c @ 5437:002cb5224e4f
Merge with 21.5 trunk.
| author | Mats Lidell <matsl@xemacs.org> |
|---|---|
| date | Mon, 15 Nov 2010 22:33:52 +0100 |
| parents | 308d34e9f07d |
| children | 56144c8593a8 |
| rev | line source |
|---|---|
| 2168 | 1 /* scrollbar implementation -- GTK interface. |
| 462 | 2 Copyright (C) 1994, 1995 Board of Trustees, University of Illinois. |
| 3 Copyright (C) 1994 Amdhal Corporation. | |
| 4 Copyright (C) 1995 Sun Microsystems, Inc. | |
| 5 Copyright (C) 1995 Darrell Kindred <dkindred+@cmu.edu>. | |
|
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6 Copyright (C) 2010 Ben Wing. |
| 462 | 7 |
| 8 This file is part of XEmacs. | |
| 9 | |
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10 XEmacs is free software: you can redistribute it and/or modify it |
| 462 | 11 under the terms of the GNU General Public License as published by the |
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12 Free Software Foundation, either version 3 of the License, or (at your |
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13 option) any later version. |
| 462 | 14 |
| 15 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 18 for more details. | |
| 19 | |
| 20 You should have received a copy of the GNU General Public License | |
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21 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */ |
| 462 | 22 |
| 23 /* Synched up with: Not in FSF. */ | |
| 24 /* Gtk version by William M. Perry */ | |
| 25 | |
| 26 #include <config.h> | |
| 27 #include "lisp.h" | |
| 28 | |
| 872 | 29 #include "frame-impl.h" |
| 30 #include "window.h" | |
| 31 | |
| 32 #include "console-gtk-impl.h" | |
| 462 | 33 #include "glyphs-gtk.h" |
| 34 #include "scrollbar-gtk.h" | |
| 35 | |
| 36 static gboolean scrollbar_cb (GtkAdjustment *adj, gpointer user_data); | |
| 37 | |
| 38 /* Used to prevent changing the size of the slider while drag | |
| 39 scrolling, under Motif. This is necessary because the Motif | |
| 40 scrollbar is incredibly stupid about updating the slider and causes | |
| 41 lots of flicker if it is done too often. */ | |
| 42 static int inhibit_slider_size_change; | |
| 43 | |
| 44 static int vertical_drag_in_progress; | |
| 45 | |
| 46 | |
| 47 /* A device method. */ | |
| 48 static int | |
| 49 gtk_inhibit_scrollbar_slider_size_change (void) | |
| 50 { | |
| 51 return inhibit_slider_size_change; | |
| 52 } | |
| 53 | |
| 54 /* A device method. */ | |
| 55 static void | |
| 56 gtk_free_scrollbar_instance (struct scrollbar_instance *instance) | |
| 57 { | |
| 3482 | 58 if (instance->scrollbar_data) |
| 462 | 59 { |
| 3482 | 60 if (SCROLLBAR_GTK_WIDGET (instance)) |
| 61 { | |
| 62 gtk_widget_hide_all (SCROLLBAR_GTK_WIDGET (instance)); | |
| 63 gtk_widget_destroy (SCROLLBAR_GTK_WIDGET (instance)); | |
| 64 } | |
| 65 | |
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66 xfree (instance->scrollbar_data); |
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67 instance->scrollbar_data = 0; |
| 462 | 68 } |
| 69 } | |
| 70 | |
| 71 /* A device method. */ | |
| 72 static void | |
| 73 gtk_release_scrollbar_instance (struct scrollbar_instance *instance) | |
| 74 { | |
| 75 /* It won't hurt to hide it all the time, will it? */ | |
| 76 gtk_widget_hide_all (SCROLLBAR_GTK_WIDGET (instance)); | |
| 77 } | |
| 78 | |
| 79 static gboolean | |
| 2286 | 80 scrollbar_drag_hack_cb (GtkWidget *UNUSED (w), GdkEventButton *UNUSED (ev), |
| 81 gpointer v) | |
| 462 | 82 { |
| 83 vertical_drag_in_progress = (int) v; | |
| 84 inhibit_slider_size_change = (int) v; | |
| 85 return (FALSE); | |
| 86 } | |
| 87 | |
| 88 /* A device method. */ | |
| 89 static void | |
| 90 gtk_create_scrollbar_instance (struct frame *f, int vertical, | |
| 91 struct scrollbar_instance *instance) | |
| 92 { | |
| 93 GtkAdjustment *adj = GTK_ADJUSTMENT (gtk_adjustment_new (0,0,0,0,0,0)); | |
| 94 GtkScrollbar *sb = NULL; | |
| 95 | |
| 96 /* initialize the X specific data section. */ | |
| 97 instance->scrollbar_data = xnew_and_zero (struct gtk_scrollbar_data); | |
| 98 | |
| 99 SCROLLBAR_GTK_ID (instance) = new_gui_id (); | |
| 100 SCROLLBAR_GTK_VDRAG_ORIG_VALUE (instance) = -1; | |
| 101 SCROLLBAR_GTK_LAST_VALUE (instance) = adj->value; | |
| 102 | |
| 2168 | 103 gtk_object_set_data (GTK_OBJECT (adj), GTK_DATA_GUI_IDENTIFIER, (void *) SCROLLBAR_GTK_ID (instance)); |
| 104 gtk_object_set_data (GTK_OBJECT (adj), GTK_DATA_FRAME_IDENTIFIER, f); | |
| 462 | 105 |
| 106 sb = GTK_SCROLLBAR (vertical ? gtk_vscrollbar_new (adj) : gtk_hscrollbar_new (adj)); | |
| 107 SCROLLBAR_GTK_WIDGET (instance) = GTK_WIDGET (sb); | |
| 108 | |
| 109 gtk_signal_connect (GTK_OBJECT (adj),"value-changed", | |
| 110 GTK_SIGNAL_FUNC (scrollbar_cb), (gpointer) vertical); | |
| 111 | |
| 112 gtk_signal_connect (GTK_OBJECT (sb), "button-press-event", | |
| 113 GTK_SIGNAL_FUNC (scrollbar_drag_hack_cb), (gpointer) 1); | |
| 114 gtk_signal_connect (GTK_OBJECT (sb), "button-release-event", | |
| 115 GTK_SIGNAL_FUNC (scrollbar_drag_hack_cb), (gpointer) 0); | |
| 116 | |
| 117 gtk_fixed_put (GTK_FIXED (FRAME_GTK_TEXT_WIDGET (f)), SCROLLBAR_GTK_WIDGET (instance), 0, 0); | |
| 525 | 118 |
| 119 /* | |
| 120 ** With gtk version > 1.2.8 the scrollbars in gtk-xemacs and xemacs | |
| 121 ** from CVS are invisible. In fact they are not invisible but very | |
| 122 ** thin (0 pixels wide). This is so, because the new gtk code does | |
| 123 ** not call gtk_widget_request_size() on the newly created | |
| 124 ** scrollbars anymore. this change was done to allow the theme | |
| 125 ** engines to manipulate the scrollbar width. This patch calls | |
| 126 ** gtk_widget_request_size with the newly created scollbars. Maybe | |
| 127 ** it is better to postpone this call just before the | |
| 128 ** gtk_widget_show() call is done on the scrolbar. | |
| 129 */ | |
| 130 gtk_widget_size_request(GTK_WIDGET(sb), &(GTK_WIDGET(sb)->requisition)); | |
| 131 | |
| 462 | 132 gtk_widget_hide (SCROLLBAR_GTK_WIDGET (instance)); |
| 133 } | |
| 134 | |
| 135 #define UPDATE_DATA_FIELD(field) \ | |
| 136 if (new_##field >= 0 && \ | |
| 137 SCROLLBAR_GTK_POS_DATA (inst).field != new_##field) { \ | |
| 138 SCROLLBAR_GTK_POS_DATA (inst).field = new_##field; \ | |
| 139 inst->scrollbar_instance_changed = 1; \ | |
| 140 } | |
| 141 | |
| 142 /* A device method. */ | |
| 143 /* #### The -1 check is such a hack. */ | |
| 144 static void | |
| 145 gtk_update_scrollbar_instance_values (struct window *w, | |
| 146 struct scrollbar_instance *inst, | |
| 147 int new_line_increment, | |
| 148 int new_page_increment, | |
| 149 int new_minimum, int new_maximum, | |
| 150 int new_slider_size, | |
| 151 int new_slider_position, | |
| 152 int new_scrollbar_width, | |
| 153 int new_scrollbar_height, | |
| 154 int new_scrollbar_x, int new_scrollbar_y) | |
| 155 { | |
| 156 UPDATE_DATA_FIELD (line_increment); | |
| 157 UPDATE_DATA_FIELD (page_increment); | |
| 158 UPDATE_DATA_FIELD (minimum); | |
| 159 UPDATE_DATA_FIELD (maximum); | |
| 160 UPDATE_DATA_FIELD (slider_size); | |
| 161 UPDATE_DATA_FIELD (slider_position); | |
| 162 UPDATE_DATA_FIELD (scrollbar_width); | |
| 163 UPDATE_DATA_FIELD (scrollbar_height); | |
| 164 UPDATE_DATA_FIELD (scrollbar_x); | |
| 165 UPDATE_DATA_FIELD (scrollbar_y); | |
| 166 | |
| 167 if (w && !vertical_drag_in_progress) | |
| 168 { | |
| 169 int new_vov = SCROLLBAR_GTK_POS_DATA (inst).slider_position; | |
| 170 int new_vows = marker_position (w->start[CURRENT_DISP]); | |
| 171 | |
| 172 if (SCROLLBAR_GTK_VDRAG_ORIG_VALUE (inst) != new_vov) | |
| 173 { | |
| 174 SCROLLBAR_GTK_VDRAG_ORIG_VALUE (inst) = new_vov; | |
| 175 inst->scrollbar_instance_changed = 1; | |
| 176 } | |
| 177 if (SCROLLBAR_GTK_VDRAG_ORIG_WINDOW_START (inst) != new_vows) | |
| 178 { | |
| 179 SCROLLBAR_GTK_VDRAG_ORIG_WINDOW_START (inst) = new_vows; | |
| 180 inst->scrollbar_instance_changed = 1; | |
| 181 } | |
| 182 } | |
| 183 } | |
| 184 | |
| 185 /* Used by gtk_update_scrollbar_instance_status. */ | |
| 186 static void | |
| 187 update_one_widget_scrollbar_pointer (struct window *w, GtkWidget *wid) | |
| 188 { | |
| 189 if (!wid->window) | |
| 190 gtk_widget_realize (wid); | |
| 191 | |
| 192 if (POINTER_IMAGE_INSTANCEP (w->scrollbar_pointer)) | |
| 193 { | |
| 194 gdk_window_set_cursor (GET_GTK_WIDGET_WINDOW (wid), | |
| 195 XIMAGE_INSTANCE_GTK_CURSOR (w->scrollbar_pointer)); | |
| 196 gdk_flush (); | |
| 197 } | |
| 198 } | |
| 199 | |
| 200 /* A device method. */ | |
| 201 static void | |
| 202 gtk_update_scrollbar_instance_status (struct window *w, int active, int size, | |
| 203 struct scrollbar_instance *instance) | |
| 204 { | |
| 205 struct frame *f = XFRAME (w->frame); | |
| 206 GtkWidget *wid = SCROLLBAR_GTK_WIDGET (instance); | |
| 207 gboolean managed = GTK_WIDGET_MAPPED (wid); | |
| 208 | |
| 209 if (active && size) | |
| 210 { | |
| 211 if (instance->scrollbar_instance_changed) | |
| 212 { | |
| 213 /* Need to set the height, width, and position of the widget */ | |
| 214 GtkAdjustment *adj = gtk_range_get_adjustment (GTK_RANGE (wid)); | |
| 215 scrollbar_values *pos_data = & SCROLLBAR_GTK_POS_DATA (instance); | |
| 216 int modified_p = 0; | |
| 217 | |
| 218 /* We do not want to update the size all the time if we can | |
| 219 help it. This cuts down on annoying flicker. | |
| 220 */ | |
| 221 if ((wid->allocation.width != pos_data->scrollbar_width) || | |
| 222 (wid->allocation.height != pos_data->scrollbar_height)) | |
| 223 { | |
| 224 gtk_widget_set_usize (wid, | |
| 225 pos_data->scrollbar_width, | |
| 226 pos_data->scrollbar_height); | |
| 2195 | 227 |
| 228 /* | |
| 229 UGLY! UGLY! UGLY! Changes to wid->allocation are queued and | |
| 230 not performed until the GTK event loop. However, when the | |
| 231 fontlock progress bar is run, the vertical scrollbar's height | |
| 232 is change and then changed back before events are again | |
| 233 processed. This means that the change back is not seen and | |
| 234 the scrollbar is left too short. Fix this by making the | |
| 235 change manually so the test above sees the change. This does | |
| 236 not seem to cause problems in other cases. | |
| 237 */ | |
| 238 | |
| 239 wid->allocation.width = pos_data->scrollbar_width; | |
| 240 wid->allocation.height = pos_data->scrollbar_height; | |
| 241 | |
| 462 | 242 modified_p = 1; |
| 243 } | |
| 244 | |
| 245 /* Ditto for the x/y position. */ | |
| 246 if ((wid->allocation.x != pos_data->scrollbar_x) || | |
| 247 (wid->allocation.y != pos_data->scrollbar_y)) | |
| 248 { | |
| 249 gtk_fixed_move (GTK_FIXED (FRAME_GTK_TEXT_WIDGET (f)), | |
| 250 wid, | |
| 251 pos_data->scrollbar_x, | |
| 252 pos_data->scrollbar_y); | |
| 2195 | 253 |
| 254 /* | |
| 255 UGLY! UGLY! UGLY! Changes to wid->allocation are queued and | |
| 256 not performed until the GTK event loop. However, when the | |
| 257 fontlock progress bar is run, the horizontal scrollbar's | |
| 258 position is change and then changed back before events are | |
| 259 again processed. This means that the change back is not seen | |
| 260 and the scrollbar is left in the wrong position. Fix this by | |
| 261 making the change manually so the test above sees the change. | |
| 262 This does not seem to cause problems in other cases. | |
| 263 */ | |
| 264 | |
| 265 wid->allocation.x = pos_data->scrollbar_x; | |
| 266 wid->allocation.y = pos_data->scrollbar_y; | |
| 267 | |
| 462 | 268 modified_p = 1; |
| 269 } | |
| 270 | |
| 271 adj->lower = pos_data->minimum; | |
| 272 adj->upper = pos_data->maximum; | |
| 273 adj->page_increment = pos_data->slider_size + 1; | |
| 274 adj->step_increment = w->max_line_len - 1; | |
| 275 adj->page_size = pos_data->slider_size + 1; | |
| 276 adj->value = pos_data->slider_position; | |
| 277 | |
| 278 /* But, if we didn't resize or move the scrollbar, the | |
| 279 widget will not get redrawn correctly when the user | |
| 280 scrolls around in the XEmacs frame manually. So we | |
| 281 update the slider manually here. | |
| 282 */ | |
| 283 if (!modified_p) | |
| 284 gtk_range_slider_update (GTK_RANGE (wid)); | |
| 285 | |
| 286 instance->scrollbar_instance_changed = 0; | |
| 287 } | |
| 288 | |
| 289 if (!managed) | |
| 290 { | |
| 291 gtk_widget_show (wid); | |
| 292 update_one_widget_scrollbar_pointer (w, wid); | |
| 293 } | |
| 294 } | |
| 295 else if (managed) | |
| 296 { | |
| 297 gtk_widget_hide (wid); | |
| 298 } | |
| 299 } | |
| 300 | |
| 301 enum gtk_scrollbar_loop | |
| 302 { | |
| 303 GTK_FIND_SCROLLBAR_WINDOW_MIRROR, | |
| 304 GTK_SET_SCROLLBAR_POINTER, | |
| 305 GTK_WINDOW_IS_SCROLLBAR, | |
| 306 GTK_UPDATE_FRAME_SCROLLBARS | |
| 307 }; | |
| 308 | |
| 309 static struct window_mirror * | |
| 310 gtk_scrollbar_loop (enum gtk_scrollbar_loop type, Lisp_Object window, | |
| 311 struct window_mirror *mir, | |
| 312 GUI_ID id, GdkWindow *x_win) | |
| 313 { | |
| 314 struct window_mirror *retval = NULL; | |
| 315 | |
| 316 while (mir) | |
| 317 { | |
| 318 struct scrollbar_instance *vinstance = mir->scrollbar_vertical_instance; | |
| 319 struct scrollbar_instance *hinstance = mir->scrollbar_horizontal_instance; | |
| 320 struct window *w = XWINDOW (window); | |
| 321 | |
| 322 if (mir->vchild) | |
| 323 retval = gtk_scrollbar_loop (type, w->vchild, mir->vchild, id, x_win); | |
| 324 else if (mir->hchild) | |
| 325 retval = gtk_scrollbar_loop (type, w->hchild, mir->hchild, id, x_win); | |
| 326 if (retval) | |
| 327 return retval; | |
| 328 | |
| 329 if (hinstance || vinstance) | |
| 330 { | |
| 331 switch (type) | |
| 332 { | |
| 333 case GTK_FIND_SCROLLBAR_WINDOW_MIRROR: | |
| 334 if ((vinstance && SCROLLBAR_GTK_ID (vinstance) == id) || | |
| 335 (hinstance && SCROLLBAR_GTK_ID (hinstance) == id)) | |
| 336 return mir; | |
| 337 break; | |
| 338 case GTK_UPDATE_FRAME_SCROLLBARS: | |
| 339 if (!mir->vchild && !mir->hchild) | |
| 340 update_window_scrollbars (w, mir, 1, 0); | |
| 341 break; | |
| 342 case GTK_SET_SCROLLBAR_POINTER: | |
| 343 if (!mir->vchild && !mir->hchild) | |
| 344 { | |
| 345 GtkWidget *widget; | |
| 346 | |
| 347 widget = SCROLLBAR_GTK_WIDGET (hinstance); | |
| 348 if (widget && GTK_WIDGET_MAPPED (widget)) | |
| 349 update_one_widget_scrollbar_pointer (w, widget); | |
| 350 | |
| 351 widget = SCROLLBAR_GTK_WIDGET (vinstance); | |
| 352 if (widget && GTK_WIDGET_MAPPED (widget)) | |
| 353 update_one_widget_scrollbar_pointer (w, widget); | |
| 354 } | |
| 355 break; | |
| 356 case GTK_WINDOW_IS_SCROLLBAR: | |
| 357 if (!mir->vchild && !mir->hchild) | |
| 358 { | |
| 359 GtkWidget *widget; | |
| 360 | |
| 361 widget = SCROLLBAR_GTK_WIDGET (hinstance); | |
| 362 if (widget && GTK_WIDGET_MAPPED (widget) && | |
| 363 GET_GTK_WIDGET_WINDOW (widget) == x_win) | |
| 364 return (struct window_mirror *) 1; | |
| 365 | |
| 366 widget = SCROLLBAR_GTK_WIDGET (vinstance); | |
| 367 if (widget && GTK_WIDGET_MAPPED (widget) && | |
| 368 GET_GTK_WIDGET_WINDOW (widget) == x_win) | |
| 369 return (struct window_mirror *) 1; | |
| 370 } | |
| 371 break; | |
| 372 default: | |
| 2500 | 373 ABORT (); |
| 462 | 374 } |
| 375 } | |
| 376 | |
| 377 mir = mir->next; | |
| 378 window = w->next; | |
| 379 } | |
| 380 | |
| 381 return NULL; | |
| 382 } | |
| 383 | |
| 384 /* Used by callbacks. */ | |
| 385 static struct window_mirror * | |
| 386 find_scrollbar_window_mirror (struct frame *f, GUI_ID id) | |
| 387 { | |
| 388 if (f->mirror_dirty) | |
| 389 update_frame_window_mirror (f); | |
| 390 return gtk_scrollbar_loop (GTK_FIND_SCROLLBAR_WINDOW_MIRROR, f->root_window, | |
| 617 | 391 XWINDOW_MIRROR (f->root_mirror), id, |
| 392 (GdkWindow *) NULL); | |
| 462 | 393 } |
| 394 | |
| 395 static gboolean | |
| 396 scrollbar_cb (GtkAdjustment *adj, gpointer user_data) | |
| 397 { | |
| 398 /* This function can GC */ | |
| 399 int vertical = (int) user_data; | |
| 2168 | 400 struct frame *f = (struct frame*) gtk_object_get_data (GTK_OBJECT (adj), GTK_DATA_FRAME_IDENTIFIER); |
| 617 | 401 struct scrollbar_instance *instance; |
| 2168 | 402 GUI_ID id = (GUI_ID) gtk_object_get_data (GTK_OBJECT (adj), GTK_DATA_GUI_IDENTIFIER); |
| 462 | 403 Lisp_Object win, frame; |
| 404 struct window_mirror *mirror; | |
| 405 Lisp_Object event_type = Qnil; | |
| 406 Lisp_Object event_data = Qnil; | |
| 407 | |
| 408 if (!f) | |
| 409 return(FALSE); | |
| 410 | |
| 411 mirror = find_scrollbar_window_mirror (f, id); | |
| 412 if (!mirror) | |
| 413 return(FALSE); | |
| 414 | |
| 415 win = real_window (mirror, 1); | |
| 416 | |
| 417 if (NILP (win)) | |
| 418 return(FALSE); | |
| 419 instance = vertical ? mirror->scrollbar_vertical_instance : mirror->scrollbar_horizontal_instance; | |
| 420 frame = WINDOW_FRAME (XWINDOW (win)); | |
| 421 | |
| 422 inhibit_slider_size_change = 0; | |
| 423 switch (GTK_RANGE (SCROLLBAR_GTK_WIDGET (instance))->scroll_type) | |
| 424 { | |
| 425 case GTK_SCROLL_PAGE_BACKWARD: | |
| 426 event_type = vertical ? Qscrollbar_page_up : Qscrollbar_page_left; | |
| 427 event_data = Fcons (win, Qnil); | |
| 428 break; | |
| 429 case GTK_SCROLL_PAGE_FORWARD: | |
| 430 event_type = vertical ? Qscrollbar_page_down : Qscrollbar_page_right; | |
| 431 event_data = Fcons (win, Qnil); | |
| 432 break; | |
| 433 case GTK_SCROLL_STEP_FORWARD: | |
| 434 event_type = vertical ? Qscrollbar_line_down : Qscrollbar_char_right; | |
| 435 event_data = win; | |
| 436 break; | |
| 437 case GTK_SCROLL_STEP_BACKWARD: | |
| 438 event_type = vertical ? Qscrollbar_line_up : Qscrollbar_char_left; | |
| 439 event_data = win; | |
| 440 break; | |
| 441 case GTK_SCROLL_NONE: | |
| 442 case GTK_SCROLL_JUMP: | |
| 443 inhibit_slider_size_change = 1; | |
| 444 event_type = vertical ? Qscrollbar_vertical_drag : Qscrollbar_horizontal_drag; | |
| 445 event_data = Fcons (win, make_int ((int)adj->value)); | |
| 446 break; | |
| 447 default: | |
| 2500 | 448 ABORT(); |
| 462 | 449 } |
| 450 | |
| 451 signal_special_gtk_user_event (frame, event_type, event_data); | |
| 452 | |
| 453 return (TRUE); | |
| 454 } | |
| 455 | |
| 456 static void | |
| 457 gtk_scrollbar_pointer_changed_in_window (struct window *w) | |
| 458 { | |
| 793 | 459 Lisp_Object window = wrap_window (w); |
| 462 | 460 |
| 617 | 461 gtk_scrollbar_loop (GTK_SET_SCROLLBAR_POINTER, window, |
| 462 find_window_mirror (w), 0, (GdkWindow *) NULL); | |
| 462 | 463 } |
| 464 | |
| 465 /* #### BILL!!! This comment is not true for Gtk - should it be? */ | |
| 466 /* Make sure that all scrollbars on frame are up-to-date. Called | |
| 467 directly from gtk_set_frame_properties in frame-gtk.c*/ | |
| 468 void | |
| 469 gtk_update_frame_scrollbars (struct frame *f) | |
| 470 { | |
| 617 | 471 gtk_scrollbar_loop (GTK_UPDATE_FRAME_SCROLLBARS, f->root_window, |
| 472 XWINDOW_MIRROR (f->root_mirror), | |
| 462 | 473 0, (GdkWindow *) NULL); |
| 474 } | |
| 475 | |
| 476 #ifdef MEMORY_USAGE_STATS | |
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477 static Bytecount |
| 2286 | 478 gtk_compute_scrollbar_instance_usage (struct device *UNUSED (d), |
| 462 | 479 struct scrollbar_instance *inst, |
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480 struct usage_stats *ustats) |
| 462 | 481 { |
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5170
5ddbab03b0e6
various fixes to memory-usage stats
Ben Wing <ben@xemacs.org>
parents:
5169
diff
changeset
|
482 struct gtk_scrollbar_data *data = |
|
5ddbab03b0e6
various fixes to memory-usage stats
Ben Wing <ben@xemacs.org>
parents:
5169
diff
changeset
|
483 (struct gtk_scrollbar_data *) inst->scrollbar_data; |
| 462 | 484 |
|
5170
5ddbab03b0e6
various fixes to memory-usage stats
Ben Wing <ben@xemacs.org>
parents:
5169
diff
changeset
|
485 return malloced_storage_size (data, sizeof (*data), ustats); |
| 462 | 486 } |
| 487 | |
| 488 #endif /* MEMORY_USAGE_STATS */ | |
| 489 | |
| 490 | |
| 491 /************************************************************************/ | |
| 492 /* initialization */ | |
| 493 /************************************************************************/ | |
| 494 | |
| 495 void | |
| 496 console_type_create_scrollbar_gtk (void) | |
| 497 { | |
| 498 CONSOLE_HAS_METHOD (gtk, inhibit_scrollbar_slider_size_change); | |
| 499 CONSOLE_HAS_METHOD (gtk, free_scrollbar_instance); | |
| 500 CONSOLE_HAS_METHOD (gtk, release_scrollbar_instance); | |
| 501 CONSOLE_HAS_METHOD (gtk, create_scrollbar_instance); | |
| 502 CONSOLE_HAS_METHOD (gtk, update_scrollbar_instance_values); | |
| 503 CONSOLE_HAS_METHOD (gtk, update_scrollbar_instance_status); | |
| 504 CONSOLE_HAS_METHOD (gtk, scrollbar_pointer_changed_in_window); | |
| 505 #ifdef MEMORY_USAGE_STATS | |
| 506 CONSOLE_HAS_METHOD (gtk, compute_scrollbar_instance_usage); | |
| 507 #endif /* MEMORY_USAGE_STATS */ | |
| 508 } | |
| 509 | |
| 510 void | |
| 511 vars_of_scrollbar_gtk (void) | |
| 512 { | |
| 513 Fprovide (intern ("gtk-scrollbars")); | |
| 514 } |