| 1 | /* This file is part of the Linux Trace Toolkit viewer |
| 2 | * Copyright (C) 2003-2004 XangXiu Yang |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License Version 2 as |
| 6 | * published by the Free Software Foundation; |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this program; if not, write to the Free Software |
| 15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
| 16 | * MA 02111-1307, USA. |
| 17 | */ |
| 18 | |
| 19 | /*! \file lttvwindow.c |
| 20 | * \brief API used by the graphical viewers to interact with their tab. |
| 21 | * |
| 22 | * Main window (gui module) is the place to contain and display viewers. |
| 23 | * Viewers (lttv plugins) interact with tab and main window through this API |
| 24 | * and events sent by gtk. |
| 25 | * This header file should be included in each graphic module. |
| 26 | * This library is used by graphical modules to interact with their tab and |
| 27 | * main window. |
| 28 | * |
| 29 | */ |
| 30 | |
| 31 | #include <ltt/ltt.h> |
| 32 | #include <lttv/lttv.h> |
| 33 | #include <lttv/state.h> |
| 34 | #include <lttv/stats.h> |
| 35 | #include <lttv/tracecontext.h> |
| 36 | #include <lttvwindow/mainwindow.h> |
| 37 | #include <lttvwindow/mainwindow-private.h> |
| 38 | #include <lttvwindow/lttvwindow.h> |
| 39 | #include <lttvwindow/toolbar.h> |
| 40 | #include <lttvwindow/menu.h> |
| 41 | #include <lttvwindow/callbacks.h> // for execute_events_requests |
| 42 | #include <lttvwindow/support.h> |
| 43 | |
| 44 | /** |
| 45 | * Internal function parts |
| 46 | */ |
| 47 | |
| 48 | extern GSList * g_main_window_list; |
| 49 | |
| 50 | /* set_time_window |
| 51 | * |
| 52 | * It updates the time window of the tab, then calls the updatetimewindow |
| 53 | * hooks of each viewer. |
| 54 | * |
| 55 | * This is called whenever the scrollbar value changes. |
| 56 | */ |
| 57 | |
| 58 | void set_time_window(Tab *tab, const TimeWindow *time_window) |
| 59 | { |
| 60 | LttvAttributeValue value; |
| 61 | LttvHooks * tmp; |
| 62 | |
| 63 | TimeWindowNotifyData time_window_notify_data; |
| 64 | TimeWindow old_time_window = tab->time_window; |
| 65 | time_window_notify_data.old_time_window = &old_time_window; |
| 66 | tab->time_window = *time_window; |
| 67 | time_window_notify_data.new_time_window = |
| 68 | &(tab->time_window); |
| 69 | |
| 70 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 71 | "hooks/updatetimewindow", LTTV_POINTER, &value)); |
| 72 | tmp = (LttvHooks*)*(value.v_pointer); |
| 73 | if(tmp != NULL) lttv_hooks_call(tmp, &time_window_notify_data); |
| 74 | |
| 75 | //gtk_multi_vpaned_set_adjust(tab->multi_vpaned, new_time_window, FALSE); |
| 76 | |
| 77 | } |
| 78 | |
| 79 | /* set_current_time |
| 80 | * |
| 81 | * It updates the current time of the tab, then calls the updatetimewindow |
| 82 | * hooks of each viewer. |
| 83 | * |
| 84 | * This is called whenever the current time value changes. |
| 85 | */ |
| 86 | |
| 87 | void set_current_time(Tab *tab, const LttTime *current_time) |
| 88 | { |
| 89 | LttvAttributeValue value; |
| 90 | LttvHooks * tmp; |
| 91 | |
| 92 | tab->current_time = *current_time; |
| 93 | |
| 94 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 95 | "hooks/updatecurrenttime", LTTV_POINTER, &value)); |
| 96 | tmp = (LttvHooks*)*(value.v_pointer); |
| 97 | if(tmp != NULL) lttv_hooks_call(tmp, &tab->current_time); |
| 98 | } |
| 99 | |
| 100 | void add_toolbar_constructor(MainWindow *mw, LttvToolbarClosure *toolbar_c) |
| 101 | { |
| 102 | LttvIAttribute *attributes = mw->attributes; |
| 103 | LttvAttributeValue value; |
| 104 | LttvToolbars * instance_toolbar; |
| 105 | lttvwindow_viewer_constructor constructor; |
| 106 | GtkWidget * tool_menu_title_menu, *new_widget, *pixmap; |
| 107 | GdkPixbuf *pixbuf; |
| 108 | |
| 109 | g_assert(lttv_iattribute_find_by_path(attributes, |
| 110 | "viewers/toolbar", LTTV_POINTER, &value)); |
| 111 | if(*(value.v_pointer) == NULL) |
| 112 | *(value.v_pointer) = lttv_toolbars_new(); |
| 113 | instance_toolbar = (LttvToolbars*)*(value.v_pointer); |
| 114 | |
| 115 | constructor = toolbar_c->con; |
| 116 | tool_menu_title_menu = lookup_widget(mw->mwindow,"MToolbar1"); |
| 117 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char**)toolbar_c->pixmap); |
| 118 | pixmap = gtk_image_new_from_pixbuf(pixbuf); |
| 119 | new_widget = |
| 120 | gtk_toolbar_append_element (GTK_TOOLBAR (tool_menu_title_menu), |
| 121 | GTK_TOOLBAR_CHILD_BUTTON, |
| 122 | NULL, |
| 123 | "", |
| 124 | toolbar_c->tooltip, NULL, |
| 125 | pixmap, NULL, NULL); |
| 126 | gtk_label_set_use_underline( |
| 127 | GTK_LABEL (((GtkToolbarChild*) ( |
| 128 | g_list_last (GTK_TOOLBAR |
| 129 | (tool_menu_title_menu)->children)->data))->label), |
| 130 | TRUE); |
| 131 | gtk_container_set_border_width (GTK_CONTAINER (new_widget), 1); |
| 132 | g_signal_connect ((gpointer) new_widget, |
| 133 | "clicked", |
| 134 | G_CALLBACK (insert_viewer_wrap), |
| 135 | constructor); |
| 136 | gtk_widget_show (new_widget); |
| 137 | |
| 138 | lttv_toolbars_add(instance_toolbar, toolbar_c->con, |
| 139 | toolbar_c->tooltip, |
| 140 | toolbar_c->pixmap, |
| 141 | new_widget); |
| 142 | |
| 143 | } |
| 144 | |
| 145 | void add_menu_constructor(MainWindow *mw, LttvMenuClosure *menu_c) |
| 146 | { |
| 147 | LttvIAttribute *attributes = mw->attributes; |
| 148 | LttvAttributeValue value; |
| 149 | LttvToolbars * instance_menu; |
| 150 | lttvwindow_viewer_constructor constructor; |
| 151 | GtkWidget * tool_menu_title_menu, *new_widget; |
| 152 | |
| 153 | g_assert(lttv_iattribute_find_by_path(attributes, |
| 154 | "viewers/menu", LTTV_POINTER, &value)); |
| 155 | if(*(value.v_pointer) == NULL) |
| 156 | *(value.v_pointer) = lttv_menus_new(); |
| 157 | instance_menu = (LttvMenus*)*(value.v_pointer); |
| 158 | |
| 159 | |
| 160 | constructor = menu_c->con; |
| 161 | tool_menu_title_menu = lookup_widget(mw->mwindow,"ToolMenuTitle_menu"); |
| 162 | new_widget = |
| 163 | gtk_menu_item_new_with_mnemonic (menu_c->menu_text); |
| 164 | gtk_container_add (GTK_CONTAINER (tool_menu_title_menu), |
| 165 | new_widget); |
| 166 | g_signal_connect ((gpointer) new_widget, "activate", |
| 167 | G_CALLBACK (insert_viewer_wrap), |
| 168 | constructor); |
| 169 | gtk_widget_show (new_widget); |
| 170 | lttv_menus_add(instance_menu, menu_c->con, |
| 171 | menu_c->menu_path, |
| 172 | menu_c->menu_text, |
| 173 | new_widget); |
| 174 | } |
| 175 | |
| 176 | void remove_toolbar_constructor(MainWindow *mw, lttvwindow_viewer_constructor viewer_constructor) |
| 177 | { |
| 178 | LttvIAttribute *attributes = mw->attributes; |
| 179 | LttvAttributeValue value; |
| 180 | LttvToolbars * instance_toolbar; |
| 181 | lttvwindow_viewer_constructor constructor; |
| 182 | GtkWidget * tool_menu_title_menu, *widget; |
| 183 | |
| 184 | g_assert(lttv_iattribute_find_by_path(attributes, |
| 185 | "viewers/toolbar", LTTV_POINTER, &value)); |
| 186 | if(*(value.v_pointer) == NULL) |
| 187 | *(value.v_pointer) = lttv_toolbars_new(); |
| 188 | instance_toolbar = (LttvToolbars*)*(value.v_pointer); |
| 189 | |
| 190 | tool_menu_title_menu = lookup_widget(mw->mwindow,"MToolbar1"); |
| 191 | widget = lttv_menus_remove(instance_toolbar, viewer_constructor); |
| 192 | gtk_container_remove (GTK_CONTAINER (tool_menu_title_menu), |
| 193 | widget); |
| 194 | } |
| 195 | |
| 196 | |
| 197 | void remove_menu_constructor(MainWindow *mw, lttvwindow_viewer_constructor viewer_constructor) |
| 198 | { |
| 199 | LttvIAttribute *attributes = mw->attributes; |
| 200 | LttvAttributeValue value; |
| 201 | LttvMenus * instance_menu; |
| 202 | lttvwindow_viewer_constructor constructor; |
| 203 | GtkWidget * tool_menu_title_menu, *widget; |
| 204 | LttvMenuClosure *menu_item_i; |
| 205 | |
| 206 | g_assert(lttv_iattribute_find_by_path(attributes, |
| 207 | "viewers/menu", LTTV_POINTER, &value)); |
| 208 | if(*(value.v_pointer) == NULL) |
| 209 | *(value.v_pointer) = lttv_menus_new(); |
| 210 | instance_menu = (LttvMenus*)*(value.v_pointer); |
| 211 | |
| 212 | widget = lttv_menus_remove(instance_menu, viewer_constructor); |
| 213 | tool_menu_title_menu = lookup_widget(mw->mwindow,"ToolMenuTitle_menu"); |
| 214 | gtk_container_remove (GTK_CONTAINER (tool_menu_title_menu), widget); |
| 215 | } |
| 216 | |
| 217 | |
| 218 | /** |
| 219 | * API parts |
| 220 | */ |
| 221 | |
| 222 | |
| 223 | /** |
| 224 | * Function to register a view constructor so that main window can generate |
| 225 | * a menu item and a toolbar item for the viewer in order to generate a new |
| 226 | * instance easily. A menu entry and toolbar item will be added to each main |
| 227 | * window. |
| 228 | * |
| 229 | * It should be called by init function of the module. |
| 230 | * |
| 231 | * @param name name of the viewer |
| 232 | * @param menu_path path of the menu item. |
| 233 | * @param menu_text text of the menu item. |
| 234 | * @param pixmap Image shown on the toolbar item. |
| 235 | * @param tooltip tooltip of the toolbar item. |
| 236 | * @param view_constructor constructor of the viewer. |
| 237 | */ |
| 238 | |
| 239 | void lttvwindow_register_constructor |
| 240 | (char * name, |
| 241 | char * menu_path, |
| 242 | char * menu_text, |
| 243 | char ** pixmap, |
| 244 | char * tooltip, |
| 245 | lttvwindow_viewer_constructor view_constructor) |
| 246 | { |
| 247 | LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes()); |
| 248 | LttvToolbars * toolbar; |
| 249 | LttvMenus * menu; |
| 250 | LttvToolbarClosure toolbar_c; |
| 251 | LttvMenuClosure menu_c; |
| 252 | LttvAttributeValue value; |
| 253 | |
| 254 | if(view_constructor == NULL) return; |
| 255 | |
| 256 | if(pixmap != NULL) { |
| 257 | g_assert(lttv_iattribute_find_by_path(attributes_global, |
| 258 | "viewers/toolbar", LTTV_POINTER, &value)); |
| 259 | toolbar = (LttvToolbars*)*(value.v_pointer); |
| 260 | |
| 261 | if(toolbar == NULL) { |
| 262 | toolbar = lttv_toolbars_new(); |
| 263 | *(value.v_pointer) = toolbar; |
| 264 | } |
| 265 | toolbar_c = lttv_toolbars_add(toolbar, view_constructor, tooltip, pixmap, |
| 266 | NULL); |
| 267 | |
| 268 | g_slist_foreach(g_main_window_list, |
| 269 | (gpointer)add_toolbar_constructor, |
| 270 | &toolbar_c); |
| 271 | } |
| 272 | |
| 273 | if(menu_path != NULL) { |
| 274 | g_assert(lttv_iattribute_find_by_path(attributes_global, |
| 275 | "viewers/menu", LTTV_POINTER, &value)); |
| 276 | menu = (LttvMenus*)*(value.v_pointer); |
| 277 | |
| 278 | if(menu == NULL) { |
| 279 | menu = lttv_menus_new(); |
| 280 | *(value.v_pointer) = menu; |
| 281 | } |
| 282 | menu_c = lttv_menus_add(menu, view_constructor, menu_path, menu_text,NULL); |
| 283 | |
| 284 | g_slist_foreach(g_main_window_list, |
| 285 | (gpointer)add_menu_constructor, |
| 286 | &menu_c); |
| 287 | } |
| 288 | { |
| 289 | LttvAttribute *attribute; |
| 290 | g_assert(attribute = |
| 291 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
| 292 | LTTV_IATTRIBUTE(attributes_global), |
| 293 | LTTV_VIEWER_CONSTRUCTORS))); |
| 294 | |
| 295 | g_assert(lttv_iattribute_find_by_path(LTTV_IATTRIBUTE(attribute), |
| 296 | name, LTTV_POINTER, &value)); |
| 297 | |
| 298 | *(value.v_pointer) = view_constructor; |
| 299 | |
| 300 | } |
| 301 | } |
| 302 | |
| 303 | |
| 304 | /** |
| 305 | * Function to unregister the viewer's constructor, release the space |
| 306 | * occupied by menu_path, menu_text, pixmap, tooltip and constructor of the |
| 307 | * viewer. |
| 308 | * |
| 309 | * It will be called when a module is unloaded. |
| 310 | * |
| 311 | * @param view_constructor constructor of the viewer. |
| 312 | */ |
| 313 | |
| 314 | |
| 315 | void lttvwindow_unregister_constructor |
| 316 | (lttvwindow_viewer_constructor view_constructor) |
| 317 | { |
| 318 | LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes()); |
| 319 | LttvToolbars * toolbar; |
| 320 | LttvMenus * menu; |
| 321 | LttvAttributeValue value; |
| 322 | |
| 323 | g_assert(lttv_iattribute_find_by_path(attributes_global, |
| 324 | "viewers/toolbar", LTTV_POINTER, &value)); |
| 325 | toolbar = (LttvToolbars*)*(value.v_pointer); |
| 326 | |
| 327 | if(toolbar != NULL) { |
| 328 | g_slist_foreach(g_main_window_list, |
| 329 | (gpointer)remove_toolbar_constructor, |
| 330 | view_constructor); |
| 331 | lttv_toolbars_remove(toolbar, view_constructor); |
| 332 | } |
| 333 | |
| 334 | g_assert(lttv_iattribute_find_by_path(attributes_global, |
| 335 | "viewers/menu", LTTV_POINTER, &value)); |
| 336 | menu = (LttvMenus*)*(value.v_pointer); |
| 337 | |
| 338 | if(menu != NULL) { |
| 339 | g_slist_foreach(g_main_window_list, |
| 340 | (gpointer)remove_menu_constructor, |
| 341 | view_constructor); |
| 342 | lttv_menus_remove(menu, view_constructor); |
| 343 | } |
| 344 | |
| 345 | { |
| 346 | LttvAttribute *attribute; |
| 347 | g_assert(attribute = |
| 348 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
| 349 | LTTV_IATTRIBUTE(attributes_global), |
| 350 | LTTV_VIEWER_CONSTRUCTORS))); |
| 351 | |
| 352 | guint num = lttv_iattribute_get_number(LTTV_IATTRIBUTE(attribute)); |
| 353 | guint i; |
| 354 | LttvAttributeName name; |
| 355 | LttvAttributeValue value; |
| 356 | LttvAttributeType type; |
| 357 | |
| 358 | for(i=0;i<num;i++) { |
| 359 | type = lttv_iattribute_get(LTTV_IATTRIBUTE(attribute), i, &name, &value); |
| 360 | g_assert(type == LTTV_POINTER); |
| 361 | if(*(value.v_pointer) == view_constructor) { |
| 362 | lttv_iattribute_remove(LTTV_IATTRIBUTE(attribute), i); |
| 363 | break; |
| 364 | } |
| 365 | } |
| 366 | } |
| 367 | } |
| 368 | |
| 369 | |
| 370 | /** |
| 371 | * Function to register a hook function for a viewer to set/update its |
| 372 | * time interval. |
| 373 | * @param tab viewer's tab |
| 374 | * @param hook hook function of the viewer. |
| 375 | * @param hook_data hook data associated with the hook function. |
| 376 | */ |
| 377 | void lttvwindow_register_time_window_notify(Tab *tab, |
| 378 | LttvHook hook, gpointer hook_data) |
| 379 | { |
| 380 | LttvAttributeValue value; |
| 381 | LttvHooks * tmp; |
| 382 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 383 | "hooks/updatetimewindow", LTTV_POINTER, &value)); |
| 384 | tmp = (LttvHooks*)*(value.v_pointer); |
| 385 | if(tmp == NULL){ |
| 386 | tmp = lttv_hooks_new(); |
| 387 | *(value.v_pointer) = tmp; |
| 388 | } |
| 389 | lttv_hooks_add(tmp, hook,hook_data, LTTV_PRIO_DEFAULT); |
| 390 | } |
| 391 | |
| 392 | |
| 393 | /** |
| 394 | * Function to unregister a viewer's hook function which is used to |
| 395 | * set/update the time interval of the viewer. |
| 396 | * @param tab viewer's tab |
| 397 | * @param hook hook function of the viewer. |
| 398 | * @param hook_data hook data associated with the hook function. |
| 399 | */ |
| 400 | |
| 401 | void lttvwindow_unregister_time_window_notify(Tab *tab, |
| 402 | LttvHook hook, gpointer hook_data) |
| 403 | { |
| 404 | LttvAttributeValue value; |
| 405 | LttvHooks * tmp; |
| 406 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 407 | "hooks/updatetimewindow", LTTV_POINTER, &value)); |
| 408 | tmp = (LttvHooks*)*(value.v_pointer); |
| 409 | if(tmp == NULL) return; |
| 410 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 411 | } |
| 412 | |
| 413 | /** |
| 414 | * Function to register a hook function for a viewer to set/update its |
| 415 | * traceset. |
| 416 | * @param tab viewer's tab |
| 417 | * @param hook hook function of the viewer. |
| 418 | * @param hook_data hook data associated with the hook function. |
| 419 | */ |
| 420 | |
| 421 | void lttvwindow_register_traceset_notify(Tab *tab, |
| 422 | LttvHook hook, gpointer hook_data) |
| 423 | { |
| 424 | LttvAttributeValue value; |
| 425 | LttvHooks * tmp; |
| 426 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 427 | "hooks/updatetraceset", LTTV_POINTER, &value)); |
| 428 | tmp = (LttvHooks*)*(value.v_pointer); |
| 429 | if(tmp == NULL){ |
| 430 | tmp = lttv_hooks_new(); |
| 431 | *(value.v_pointer) = tmp; |
| 432 | } |
| 433 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 434 | } |
| 435 | |
| 436 | |
| 437 | /** |
| 438 | * Function to unregister a viewer's hook function which is used to |
| 439 | * set/update the traceset of the viewer. |
| 440 | * @param tab viewer's tab |
| 441 | * @param hook hook function of the viewer. |
| 442 | * @param hook_data hook data associated with the hook function. |
| 443 | */ |
| 444 | |
| 445 | void lttvwindow_unregister_traceset_notify(Tab *tab, |
| 446 | LttvHook hook, gpointer hook_data) |
| 447 | { |
| 448 | LttvAttributeValue value; |
| 449 | LttvHooks * tmp; |
| 450 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 451 | "hooks/updatetraceset", LTTV_POINTER, &value)); |
| 452 | tmp = (LttvHooks*)*(value.v_pointer); |
| 453 | if(tmp == NULL) return; |
| 454 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 455 | } |
| 456 | |
| 457 | /** |
| 458 | * Function to register a hook function for a viewer be completely redrawn. |
| 459 | * |
| 460 | * @param tab viewer's tab |
| 461 | * @param hook hook function of the viewer. |
| 462 | * @param hook_data hook data associated with the hook function. |
| 463 | */ |
| 464 | |
| 465 | void lttvwindow_register_redraw_notify(Tab *tab, |
| 466 | LttvHook hook, gpointer hook_data) |
| 467 | { |
| 468 | LttvAttributeValue value; |
| 469 | LttvHooks * tmp; |
| 470 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 471 | "hooks/redraw", LTTV_POINTER, &value)); |
| 472 | tmp = (LttvHooks*)*(value.v_pointer); |
| 473 | if(tmp == NULL){ |
| 474 | tmp = lttv_hooks_new(); |
| 475 | *(value.v_pointer) = tmp; |
| 476 | } |
| 477 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 478 | } |
| 479 | |
| 480 | |
| 481 | /** |
| 482 | * Function to unregister a hook function for a viewer be completely redrawn. |
| 483 | * |
| 484 | * @param tab viewer's tab |
| 485 | * @param hook hook function of the viewer. |
| 486 | * @param hook_data hook data associated with the hook function. |
| 487 | */ |
| 488 | |
| 489 | void lttvwindow_unregister_redraw_notify(Tab *tab, |
| 490 | LttvHook hook, gpointer hook_data) |
| 491 | { |
| 492 | LttvAttributeValue value; |
| 493 | LttvHooks * tmp; |
| 494 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 495 | "hooks/redraw", LTTV_POINTER, &value)); |
| 496 | tmp = (LttvHooks*)*(value.v_pointer); |
| 497 | if(tmp == NULL) return; |
| 498 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 499 | } |
| 500 | |
| 501 | /** |
| 502 | * Function to register a hook function for a viewer to re-do the events |
| 503 | * requests for the needed interval. |
| 504 | * |
| 505 | * This action is typically done after a "stop". |
| 506 | * |
| 507 | * The typical hook will remove all current requests for the viewer |
| 508 | * and make requests for missing information. |
| 509 | * |
| 510 | * @param tab viewer's tab |
| 511 | * @param hook hook function of the viewer. |
| 512 | * @param hook_data hook data associated with the hook function. |
| 513 | */ |
| 514 | |
| 515 | void lttvwindow_register_continue_notify(Tab *tab, |
| 516 | LttvHook hook, gpointer hook_data) |
| 517 | { |
| 518 | LttvAttributeValue value; |
| 519 | LttvHooks * tmp; |
| 520 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 521 | "hooks/continue", LTTV_POINTER, &value)); |
| 522 | tmp = (LttvHooks*)*(value.v_pointer); |
| 523 | if(tmp == NULL){ |
| 524 | tmp = lttv_hooks_new(); |
| 525 | *(value.v_pointer) = tmp; |
| 526 | } |
| 527 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 528 | } |
| 529 | |
| 530 | |
| 531 | /** |
| 532 | * Function to unregister a hook function for a viewer to re-do the events |
| 533 | * requests for the needed interval. |
| 534 | * |
| 535 | * @param tab viewer's tab |
| 536 | * @param hook hook function of the viewer. |
| 537 | * @param hook_data hook data associated with the hook function. |
| 538 | */ |
| 539 | |
| 540 | void lttvwindow_unregister_continue_notify(Tab *tab, |
| 541 | LttvHook hook, gpointer hook_data) |
| 542 | { |
| 543 | LttvAttributeValue value; |
| 544 | LttvHooks * tmp; |
| 545 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 546 | "hooks/continue", LTTV_POINTER, &value)); |
| 547 | tmp = (LttvHooks*)*(value.v_pointer); |
| 548 | if(tmp == NULL) return; |
| 549 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 550 | } |
| 551 | |
| 552 | |
| 553 | /** |
| 554 | * Function to register a hook function for a viewer to set/update its |
| 555 | * filter. |
| 556 | * @param tab viewer's tab |
| 557 | * @param hook hook function of the viewer. |
| 558 | * @param hook_data hook data associated with the hook function. |
| 559 | */ |
| 560 | |
| 561 | void lttvwindow_register_filter_notify(Tab *tab, |
| 562 | LttvHook hook, gpointer hook_data) |
| 563 | { |
| 564 | LttvAttributeValue value; |
| 565 | LttvHooks * tmp; |
| 566 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 567 | "hooks/updatefilter", LTTV_POINTER, &value)); |
| 568 | tmp = (LttvHooks*)*(value.v_pointer); |
| 569 | if(tmp == NULL){ |
| 570 | tmp = lttv_hooks_new(); |
| 571 | *(value.v_pointer) = tmp; |
| 572 | } |
| 573 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 574 | } |
| 575 | |
| 576 | |
| 577 | /** |
| 578 | * Function to unregister a viewer's hook function which is used to |
| 579 | * set/update the filter of the viewer. |
| 580 | * @param tab viewer's tab |
| 581 | * @param hook hook function of the viewer. |
| 582 | * @param hook_data hook data associated with the hook function. |
| 583 | */ |
| 584 | |
| 585 | void lttvwindow_unregister_filter_notify(Tab *tab, |
| 586 | LttvHook hook, |
| 587 | gpointer hook_data) |
| 588 | { |
| 589 | LttvAttributeValue value; |
| 590 | LttvHooks * tmp; |
| 591 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 592 | "hooks/updatefilter", LTTV_POINTER, &value)); |
| 593 | tmp = (LttvHooks*)*(value.v_pointer); |
| 594 | if(tmp == NULL) return; |
| 595 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 596 | } |
| 597 | |
| 598 | /** |
| 599 | * Function to register a hook function for a viewer to set/update its |
| 600 | * current time. |
| 601 | * @param tab viewer's tab |
| 602 | * @param hook hook function of the viewer. |
| 603 | * @param hook_data hook data associated with the hook function. |
| 604 | */ |
| 605 | |
| 606 | void lttvwindow_register_current_time_notify(Tab *tab, |
| 607 | LttvHook hook, gpointer hook_data) |
| 608 | { |
| 609 | LttvAttributeValue value; |
| 610 | LttvHooks * tmp; |
| 611 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 612 | "hooks/updatecurrenttime", LTTV_POINTER, &value)); |
| 613 | tmp = (LttvHooks*)*(value.v_pointer); |
| 614 | if(tmp == NULL){ |
| 615 | tmp = lttv_hooks_new(); |
| 616 | *(value.v_pointer) = tmp; |
| 617 | } |
| 618 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 619 | } |
| 620 | |
| 621 | |
| 622 | /** |
| 623 | * Function to unregister a viewer's hook function which is used to |
| 624 | * set/update the current time of the viewer. |
| 625 | * @param tab viewer's tab |
| 626 | * @param hook hook function of the viewer. |
| 627 | * @param hook_data hook data associated with the hook function. |
| 628 | */ |
| 629 | |
| 630 | void lttvwindow_unregister_current_time_notify(Tab *tab, |
| 631 | LttvHook hook, gpointer hook_data) |
| 632 | { |
| 633 | LttvAttributeValue value; |
| 634 | LttvHooks * tmp; |
| 635 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 636 | "hooks/updatecurrenttime", LTTV_POINTER, &value)); |
| 637 | tmp = (LttvHooks*)*(value.v_pointer); |
| 638 | if(tmp == NULL) return; |
| 639 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 640 | } |
| 641 | |
| 642 | |
| 643 | /** |
| 644 | * Function to register a hook function for a viewer to show |
| 645 | * the content of the viewer. |
| 646 | * @param tab viewer's tab |
| 647 | * @param hook hook function of the viewer. |
| 648 | * @param hook_data hook data associated with the hook function. |
| 649 | */ |
| 650 | |
| 651 | void lttvwindow_register_show_notify(Tab *tab, |
| 652 | LttvHook hook, gpointer hook_data) |
| 653 | { |
| 654 | LttvAttributeValue value; |
| 655 | LttvHooks * tmp; |
| 656 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 657 | "hooks/showviewer", LTTV_POINTER, &value)); |
| 658 | tmp = (LttvHooks*)*(value.v_pointer); |
| 659 | if(tmp == NULL){ |
| 660 | tmp = lttv_hooks_new(); |
| 661 | *(value.v_pointer) = tmp; |
| 662 | } |
| 663 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 664 | } |
| 665 | |
| 666 | |
| 667 | /** |
| 668 | * Function to unregister a viewer's hook function which is used to |
| 669 | * show the content of the viewer.. |
| 670 | * @param tab viewer's tab |
| 671 | * @param hook hook function of the viewer. |
| 672 | * @param hook_data hook data associated with the hook function. |
| 673 | */ |
| 674 | |
| 675 | void lttvwindow_unregister_show_notify(Tab *tab, |
| 676 | LttvHook hook, gpointer hook_data) |
| 677 | { |
| 678 | LttvAttributeValue value; |
| 679 | LttvHooks * tmp; |
| 680 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 681 | "hooks/showviewer", LTTV_POINTER, &value)); |
| 682 | tmp = (LttvHooks*)*(value.v_pointer); |
| 683 | if(tmp == NULL) return; |
| 684 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 685 | } |
| 686 | |
| 687 | /** |
| 688 | * Function to register a hook function for a viewer to set/update the |
| 689 | * dividor of the hpane. |
| 690 | * @param tab viewer's tab |
| 691 | * @param hook hook function of the viewer. |
| 692 | * @param hook_data hook data associated with the hook function. |
| 693 | */ |
| 694 | |
| 695 | void lttvwindow_register_dividor(Tab *tab, |
| 696 | LttvHook hook, gpointer hook_data) |
| 697 | { |
| 698 | LttvAttributeValue value; |
| 699 | LttvHooks * tmp; |
| 700 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 701 | "hooks/hpanedividor", LTTV_POINTER, &value)); |
| 702 | tmp = (LttvHooks*)*(value.v_pointer); |
| 703 | if(tmp == NULL){ |
| 704 | tmp = lttv_hooks_new(); |
| 705 | *(value.v_pointer) = tmp; |
| 706 | } |
| 707 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 708 | } |
| 709 | |
| 710 | |
| 711 | /** |
| 712 | * Function to unregister a viewer's hook function which is used to |
| 713 | * set/update hpane's dividor of the viewer. |
| 714 | * It will be called by the destructor of the viewer. |
| 715 | * @param tab viewer's tab |
| 716 | * @param hook hook function of the viewer. |
| 717 | * @param hook_data hook data associated with the hook function. |
| 718 | */ |
| 719 | |
| 720 | void lttvwindow_unregister_dividor(Tab *tab, |
| 721 | LttvHook hook, gpointer hook_data) |
| 722 | { |
| 723 | LttvAttributeValue value; |
| 724 | LttvHooks * tmp; |
| 725 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 726 | "hooks/hpanedividor", LTTV_POINTER, &value)); |
| 727 | tmp = (LttvHooks*)*(value.v_pointer); |
| 728 | if(tmp == NULL) return; |
| 729 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 730 | } |
| 731 | |
| 732 | |
| 733 | /** |
| 734 | * Function to set the time interval of the current tab. |
| 735 | * It will be called by a viewer's signal handle associated with |
| 736 | * the move_slider signal |
| 737 | * @param tab viewer's tab |
| 738 | * @param time_interval a pointer where time interval is stored. |
| 739 | */ |
| 740 | |
| 741 | void lttvwindow_report_time_window(Tab *tab, |
| 742 | TimeWindow time_window) |
| 743 | { |
| 744 | //set_time_window(tab, time_window); |
| 745 | //set_time_window_adjustment(tab, time_window); |
| 746 | |
| 747 | time_change_manager(tab, time_window); |
| 748 | |
| 749 | |
| 750 | #if 0 |
| 751 | /* Set scrollbar */ |
| 752 | LttvTracesetContext *tsc = |
| 753 | LTTV_TRACESET_CONTEXT(tab->traceset_info->traceset_context); |
| 754 | TimeInterval time_span = tsc->time_span; |
| 755 | GtkAdjustment *adjustment = gtk_range_get_adjustment(GTK_RANGE(tab->scrollbar)); |
| 756 | g_object_set(G_OBJECT(adjustment), |
| 757 | "lower", |
| 758 | 0.0, /* lower */ |
| 759 | "upper", |
| 760 | ltt_time_to_double( |
| 761 | ltt_time_sub(time_span.end_time, time_span.start_time)) |
| 762 | , /* upper */ |
| 763 | "step_increment", |
| 764 | ltt_time_to_double(time_window->time_width) |
| 765 | / SCROLL_STEP_PER_PAGE |
| 766 | , /* step increment */ |
| 767 | "page_increment", |
| 768 | ltt_time_to_double(time_window->time_width) |
| 769 | , /* page increment */ |
| 770 | "page_size", |
| 771 | ltt_time_to_double(time_window->time_width) |
| 772 | , /* page size */ |
| 773 | NULL); |
| 774 | gtk_adjustment_changed(adjustment); |
| 775 | |
| 776 | //g_object_set(G_OBJECT(adjustment), |
| 777 | // "value", |
| 778 | // ltt_time_to_double(time_window->start_time) |
| 779 | // , /* value */ |
| 780 | // NULL); |
| 781 | /* Note : the set value will call set_time_window if scrollbar value changed |
| 782 | */ |
| 783 | gtk_adjustment_set_value(adjustment, |
| 784 | ltt_time_to_double( |
| 785 | ltt_time_sub(time_window->start_time, |
| 786 | time_span.start_time)) |
| 787 | ); |
| 788 | #endif //0 |
| 789 | } |
| 790 | |
| 791 | |
| 792 | /** |
| 793 | * Function to set the current time/event of the current tab. |
| 794 | * It will be called by a viewer's signal handle associated with |
| 795 | * the button-release-event signal |
| 796 | * @param tab viewer's tab |
| 797 | * @param time a pointer where time is stored. |
| 798 | */ |
| 799 | |
| 800 | void lttvwindow_report_current_time(Tab *tab, |
| 801 | LttTime time) |
| 802 | { |
| 803 | LttvAttributeValue value; |
| 804 | LttvHooks * tmp; |
| 805 | |
| 806 | current_time_change_manager(tab, time); |
| 807 | } |
| 808 | |
| 809 | /** |
| 810 | * Function to set the position of the hpane's dividor (viewer). |
| 811 | * It will be called by a viewer's signal handle associated with |
| 812 | * the motion_notify_event event/signal |
| 813 | * @param tab viewer's tab |
| 814 | * @param position position of the hpane's dividor. |
| 815 | */ |
| 816 | |
| 817 | void lttvwindow_report_dividor(Tab *tab, gint position) |
| 818 | { |
| 819 | LttvAttributeValue value; |
| 820 | LttvHooks * tmp; |
| 821 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 822 | "hooks/hpanedividor", LTTV_POINTER, &value)); |
| 823 | tmp = (LttvHooks*)*(value.v_pointer); |
| 824 | if(tmp == NULL) return; |
| 825 | lttv_hooks_call(tmp, &position); |
| 826 | } |
| 827 | |
| 828 | /** |
| 829 | * Function to request data in a specific time interval to the main window. The |
| 830 | * event request servicing is differed until the glib idle functions are |
| 831 | * called. |
| 832 | * |
| 833 | * The viewer has to provide hooks that should be associated with the event |
| 834 | * request. |
| 835 | * |
| 836 | * Either start time or start position must be defined in a EventRequest |
| 837 | * structure for it to be valid. |
| 838 | * |
| 839 | * end_time, end_position and num_events can all be defined. The first one |
| 840 | * to occur will be used as end criterion. |
| 841 | * |
| 842 | * @param tab viewer's tab |
| 843 | * @param events_requested the structure of request from. |
| 844 | */ |
| 845 | |
| 846 | void lttvwindow_events_request(Tab *tab, |
| 847 | EventsRequest *events_request) |
| 848 | { |
| 849 | tab->events_requests = g_slist_append(tab->events_requests, events_request); |
| 850 | |
| 851 | if(!tab->events_request_pending) |
| 852 | { |
| 853 | /* Redraw has +20 priority. We want to let the redraw be done while we do |
| 854 | * our job. */ |
| 855 | g_idle_add_full((G_PRIORITY_HIGH_IDLE + 21), |
| 856 | (GSourceFunc)execute_events_requests, |
| 857 | tab, |
| 858 | NULL); |
| 859 | tab->events_request_pending = TRUE; |
| 860 | } |
| 861 | } |
| 862 | |
| 863 | |
| 864 | /** |
| 865 | * Function to remove data requests related to a viewer. |
| 866 | * |
| 867 | * The existing requests's viewer gpointer is compared to the pointer |
| 868 | * given in argument to establish which data request should be removed. |
| 869 | * |
| 870 | * @param tab the tab the viewer belongs to. |
| 871 | * @param viewer a pointer to the viewer data structure |
| 872 | */ |
| 873 | |
| 874 | gint find_viewer (const EventsRequest *a, gconstpointer b) |
| 875 | { |
| 876 | return (a->owner != b); |
| 877 | } |
| 878 | |
| 879 | |
| 880 | void lttvwindow_events_request_remove_all(Tab *tab, |
| 881 | gconstpointer viewer) |
| 882 | { |
| 883 | GSList *element = tab->events_requests; |
| 884 | |
| 885 | while((element = |
| 886 | g_slist_find_custom(element, viewer, |
| 887 | (GCompareFunc)find_viewer)) |
| 888 | != NULL) { |
| 889 | EventsRequest *events_request = (EventsRequest *)element->data; |
| 890 | // Modified so a viewer being destroyed won't have its after_request |
| 891 | // called. Not so important anyway. Note that a viewer that call this |
| 892 | // remove_all function will not get its after_request called. |
| 893 | //if(events_request->servicing == TRUE) { |
| 894 | // lttv_hooks_call(events_request->after_request, NULL); |
| 895 | //} |
| 896 | g_free(events_request); |
| 897 | tab->events_requests = g_slist_remove_link(tab->events_requests, element); |
| 898 | element = g_slist_next(element); |
| 899 | if(element == NULL) break; /* end of list */ |
| 900 | } |
| 901 | if(g_slist_length(tab->events_requests) == 0) { |
| 902 | tab->events_request_pending = FALSE; |
| 903 | g_idle_remove_by_data(tab); |
| 904 | } |
| 905 | |
| 906 | } |
| 907 | |
| 908 | /** |
| 909 | * Function to get the current time interval shown on the current tab. |
| 910 | * It will be called by a viewer's hook function to update the |
| 911 | * shown time interval of the viewer and also be called by the constructor |
| 912 | * of the viewer. |
| 913 | * @param tab viewer's tab |
| 914 | * @return time window. |
| 915 | */ |
| 916 | |
| 917 | TimeWindow lttvwindow_get_time_window(Tab *tab) |
| 918 | { |
| 919 | return tab->time_window; |
| 920 | } |
| 921 | |
| 922 | |
| 923 | /** |
| 924 | * Function to get the current time/event of the current tab. |
| 925 | * It will be called by a viewer's hook function to update the |
| 926 | * current time/event of the viewer. |
| 927 | * @param tab viewer's tab |
| 928 | * @return time |
| 929 | */ |
| 930 | |
| 931 | LttTime lttvwindow_get_current_time(Tab *tab) |
| 932 | { |
| 933 | return tab->current_time; |
| 934 | } |
| 935 | |
| 936 | |
| 937 | /** |
| 938 | * Function to get the filter of the current tab. |
| 939 | * It will be called by the constructor of the viewer and also be |
| 940 | * called by a hook funtion of the viewer to update its filter. |
| 941 | * @param tab viewer's tab |
| 942 | * @param filter, a pointer to a filter. |
| 943 | */ |
| 944 | const lttv_filter *lttvwindow_get_filter(Tab *tab) |
| 945 | { |
| 946 | //FIXME |
| 947 | g_warning("lttvwindow_get_filter not implemented in viewer.c"); |
| 948 | } |
| 949 | |
| 950 | |
| 951 | /** |
| 952 | * Function to get the stats of the traceset |
| 953 | * @param tab viewer's tab |
| 954 | */ |
| 955 | |
| 956 | LttvTracesetStats* lttvwindow_get_traceset_stats(Tab *tab) |
| 957 | { |
| 958 | return tab->traceset_info->traceset_context; |
| 959 | } |
| 960 | |
| 961 | |
| 962 | LttvTracesetContext* lttvwindow_get_traceset_context(Tab *tab) |
| 963 | { |
| 964 | return (LttvTracesetContext*)tab->traceset_info->traceset_context; |
| 965 | } |