| 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 | /** |
| 46 | * Internal function parts |
| 47 | */ |
| 48 | |
| 49 | extern GSList * g_main_window_list; |
| 50 | |
| 51 | /** |
| 52 | * Function to set/update traceset for the viewers |
| 53 | * @param tab viewer's tab |
| 54 | * @param traceset traceset of the main window. |
| 55 | * return value : |
| 56 | * -1 : error |
| 57 | * 0 : traceset updated |
| 58 | * 1 : no traceset hooks to update; not an error. |
| 59 | */ |
| 60 | |
| 61 | int SetTraceset(Tab * tab, LttvTraceset *traceset) |
| 62 | { |
| 63 | LttvHooks * tmp; |
| 64 | LttvAttributeValue value; |
| 65 | |
| 66 | if( lttv_iattribute_find_by_path(tab->attributes, |
| 67 | "hooks/updatetraceset", LTTV_POINTER, &value) != 0) |
| 68 | return -1; |
| 69 | |
| 70 | tmp = (LttvHooks*)*(value.v_pointer); |
| 71 | if(tmp == NULL) return 1; |
| 72 | |
| 73 | |
| 74 | lttv_hooks_call(tmp,traceset); |
| 75 | |
| 76 | return 0; |
| 77 | } |
| 78 | |
| 79 | |
| 80 | /** |
| 81 | * Function to set/update filter for the viewers |
| 82 | * @param tab viewer's tab |
| 83 | * @param filter filter of the main window. |
| 84 | * return value : |
| 85 | * -1 : error |
| 86 | * 0 : filters updated |
| 87 | * 1 : no filter hooks to update; not an error. |
| 88 | */ |
| 89 | |
| 90 | int SetFilter(Tab * tab, gpointer filter) |
| 91 | { |
| 92 | LttvHooks * tmp; |
| 93 | LttvAttributeValue value; |
| 94 | |
| 95 | if(lttv_iattribute_find_by_path(tab->attributes, |
| 96 | "hooks/updatefilter", LTTV_POINTER, &value) != 0) |
| 97 | return -1; |
| 98 | |
| 99 | tmp = (LttvHooks*)*(value.v_pointer); |
| 100 | |
| 101 | if(tmp == NULL) return 1; |
| 102 | lttv_hooks_call(tmp,filter); |
| 103 | |
| 104 | return 0; |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * Function to redraw each viewer belonging to the current tab |
| 109 | * @param tab viewer's tab |
| 110 | */ |
| 111 | |
| 112 | void update_traceset(Tab *tab) |
| 113 | { |
| 114 | LttvAttributeValue value; |
| 115 | LttvHooks * tmp; |
| 116 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 117 | "hooks/updatetraceset", LTTV_POINTER, &value)); |
| 118 | tmp = (LttvHooks*)*(value.v_pointer); |
| 119 | if(tmp == NULL) return; |
| 120 | lttv_hooks_call(tmp, NULL); |
| 121 | } |
| 122 | |
| 123 | void set_time_window_adjustment(Tab *tab, const TimeWindow* new_time_window) |
| 124 | { |
| 125 | gtk_multi_vpaned_set_adjust(tab->multi_vpaned, new_time_window, FALSE); |
| 126 | } |
| 127 | |
| 128 | |
| 129 | void set_time_window(Tab *tab, const TimeWindow *time_window) |
| 130 | { |
| 131 | LttvAttributeValue value; |
| 132 | LttvHooks * tmp; |
| 133 | |
| 134 | TimeWindowNotifyData time_window_notify_data; |
| 135 | TimeWindow old_time_window = tab->time_window; |
| 136 | time_window_notify_data.old_time_window = &old_time_window; |
| 137 | tab->time_window = *time_window; |
| 138 | time_window_notify_data.new_time_window = |
| 139 | &(tab->time_window); |
| 140 | |
| 141 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 142 | "hooks/updatetimewindow", LTTV_POINTER, &value)); |
| 143 | tmp = (LttvHooks*)*(value.v_pointer); |
| 144 | if(tmp == NULL) return; |
| 145 | lttv_hooks_call(tmp, &time_window_notify_data); |
| 146 | |
| 147 | |
| 148 | } |
| 149 | |
| 150 | void add_toolbar_constructor(MainWindow *mw, LttvToolbarClosure *toolbar_c) |
| 151 | { |
| 152 | LttvIAttribute *attributes = mw->attributes; |
| 153 | LttvAttributeValue value; |
| 154 | LttvToolbars * instance_toolbar; |
| 155 | lttvwindow_viewer_constructor constructor; |
| 156 | GtkWidget * tool_menu_title_menu, *new_widget, *pixmap; |
| 157 | GdkPixbuf *pixbuf; |
| 158 | |
| 159 | g_assert(lttv_iattribute_find_by_path(attributes, |
| 160 | "viewers/toolbar", LTTV_POINTER, &value)); |
| 161 | if(*(value.v_pointer) == NULL) |
| 162 | *(value.v_pointer) = lttv_toolbars_new(); |
| 163 | instance_toolbar = (LttvToolbars*)*(value.v_pointer); |
| 164 | |
| 165 | constructor = toolbar_c->con; |
| 166 | tool_menu_title_menu = lookup_widget(mw->mwindow,"MToolbar1"); |
| 167 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char**)toolbar_c->pixmap); |
| 168 | pixmap = gtk_image_new_from_pixbuf(pixbuf); |
| 169 | new_widget = |
| 170 | gtk_toolbar_append_element (GTK_TOOLBAR (tool_menu_title_menu), |
| 171 | GTK_TOOLBAR_CHILD_BUTTON, |
| 172 | NULL, |
| 173 | "", |
| 174 | toolbar_c->tooltip, NULL, |
| 175 | pixmap, NULL, NULL); |
| 176 | gtk_label_set_use_underline( |
| 177 | GTK_LABEL (((GtkToolbarChild*) ( |
| 178 | g_list_last (GTK_TOOLBAR |
| 179 | (tool_menu_title_menu)->children)->data))->label), |
| 180 | TRUE); |
| 181 | gtk_container_set_border_width (GTK_CONTAINER (new_widget), 1); |
| 182 | g_signal_connect ((gpointer) new_widget, |
| 183 | "clicked", |
| 184 | G_CALLBACK (insert_viewer_wrap), |
| 185 | constructor); |
| 186 | gtk_widget_show (new_widget); |
| 187 | |
| 188 | lttv_toolbars_add(instance_toolbar, toolbar_c->con, |
| 189 | toolbar_c->tooltip, |
| 190 | toolbar_c->pixmap, |
| 191 | new_widget); |
| 192 | |
| 193 | } |
| 194 | |
| 195 | void add_menu_constructor(MainWindow *mw, LttvMenuClosure *menu_c) |
| 196 | { |
| 197 | LttvIAttribute *attributes = mw->attributes; |
| 198 | LttvAttributeValue value; |
| 199 | LttvToolbars * instance_menu; |
| 200 | lttvwindow_viewer_constructor constructor; |
| 201 | GtkWidget * tool_menu_title_menu, *new_widget; |
| 202 | |
| 203 | g_assert(lttv_iattribute_find_by_path(attributes, |
| 204 | "viewers/menu", LTTV_POINTER, &value)); |
| 205 | if(*(value.v_pointer) == NULL) |
| 206 | *(value.v_pointer) = lttv_menus_new(); |
| 207 | instance_menu = (LttvMenus*)*(value.v_pointer); |
| 208 | |
| 209 | |
| 210 | constructor = menu_c->con; |
| 211 | tool_menu_title_menu = lookup_widget(mw->mwindow,"ToolMenuTitle_menu"); |
| 212 | new_widget = |
| 213 | gtk_menu_item_new_with_mnemonic (menu_c->menu_text); |
| 214 | gtk_container_add (GTK_CONTAINER (tool_menu_title_menu), |
| 215 | new_widget); |
| 216 | g_signal_connect ((gpointer) new_widget, "activate", |
| 217 | G_CALLBACK (insert_viewer_wrap), |
| 218 | constructor); |
| 219 | gtk_widget_show (new_widget); |
| 220 | lttv_menus_add(instance_menu, menu_c->con, |
| 221 | menu_c->menu_path, |
| 222 | menu_c->menu_text, |
| 223 | new_widget); |
| 224 | } |
| 225 | |
| 226 | void remove_toolbar_constructor(MainWindow *mw, lttvwindow_viewer_constructor viewer_constructor) |
| 227 | { |
| 228 | LttvIAttribute *attributes = mw->attributes; |
| 229 | LttvAttributeValue value; |
| 230 | LttvToolbars * instance_toolbar; |
| 231 | lttvwindow_viewer_constructor constructor; |
| 232 | GtkWidget * tool_menu_title_menu, *widget; |
| 233 | |
| 234 | g_assert(lttv_iattribute_find_by_path(attributes, |
| 235 | "viewers/toolbar", LTTV_POINTER, &value)); |
| 236 | if(*(value.v_pointer) == NULL) |
| 237 | *(value.v_pointer) = lttv_toolbars_new(); |
| 238 | instance_toolbar = (LttvToolbars*)*(value.v_pointer); |
| 239 | |
| 240 | tool_menu_title_menu = lookup_widget(mw->mwindow,"MToolbar1"); |
| 241 | widget = lttv_menus_remove(instance_toolbar, viewer_constructor); |
| 242 | gtk_container_remove (GTK_CONTAINER (tool_menu_title_menu), |
| 243 | widget); |
| 244 | } |
| 245 | |
| 246 | |
| 247 | void remove_menu_constructor(MainWindow *mw, lttvwindow_viewer_constructor viewer_constructor) |
| 248 | { |
| 249 | LttvIAttribute *attributes = mw->attributes; |
| 250 | LttvAttributeValue value; |
| 251 | LttvMenus * instance_menu; |
| 252 | lttvwindow_viewer_constructor constructor; |
| 253 | GtkWidget * tool_menu_title_menu, *widget; |
| 254 | LttvMenuClosure *menu_item_i; |
| 255 | |
| 256 | g_assert(lttv_iattribute_find_by_path(attributes, |
| 257 | "viewers/menu", LTTV_POINTER, &value)); |
| 258 | if(*(value.v_pointer) == NULL) |
| 259 | *(value.v_pointer) = lttv_menus_new(); |
| 260 | instance_menu = (LttvMenus*)*(value.v_pointer); |
| 261 | |
| 262 | widget = lttv_menus_remove(instance_menu, viewer_constructor); |
| 263 | tool_menu_title_menu = lookup_widget(mw->mwindow,"ToolMenuTitle_menu"); |
| 264 | gtk_container_remove (GTK_CONTAINER (tool_menu_title_menu), widget); |
| 265 | } |
| 266 | |
| 267 | |
| 268 | /** |
| 269 | * API parts |
| 270 | */ |
| 271 | |
| 272 | |
| 273 | /** |
| 274 | * Function to register a view constructor so that main window can generate |
| 275 | * a menu item and a toolbar item for the viewer in order to generate a new |
| 276 | * instance easily. A menu entry and toolbar item will be added to each main |
| 277 | * window. |
| 278 | * |
| 279 | * It should be called by init function of the module. |
| 280 | * |
| 281 | * @param menu_path path of the menu item. |
| 282 | * @param menu_text text of the menu item. |
| 283 | * @param pixmap Image shown on the toolbar item. |
| 284 | * @param tooltip tooltip of the toolbar item. |
| 285 | * @param view_constructor constructor of the viewer. |
| 286 | */ |
| 287 | |
| 288 | void lttvwindow_register_constructor |
| 289 | (char * menu_path, |
| 290 | char * menu_text, |
| 291 | char ** pixmap, |
| 292 | char * tooltip, |
| 293 | lttvwindow_viewer_constructor view_constructor) |
| 294 | { |
| 295 | LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes()); |
| 296 | LttvToolbars * toolbar; |
| 297 | LttvMenus * menu; |
| 298 | LttvToolbarClosure toolbar_c; |
| 299 | LttvMenuClosure menu_c; |
| 300 | LttvAttributeValue value; |
| 301 | |
| 302 | if(pixmap != NULL) { |
| 303 | g_assert(lttv_iattribute_find_by_path(attributes_global, |
| 304 | "viewers/toolbar", LTTV_POINTER, &value)); |
| 305 | toolbar = (LttvToolbars*)*(value.v_pointer); |
| 306 | |
| 307 | if(toolbar == NULL) { |
| 308 | toolbar = lttv_toolbars_new(); |
| 309 | *(value.v_pointer) = toolbar; |
| 310 | } |
| 311 | toolbar_c = lttv_toolbars_add(toolbar, view_constructor, tooltip, pixmap, |
| 312 | NULL); |
| 313 | |
| 314 | g_slist_foreach(g_main_window_list, |
| 315 | (gpointer)add_toolbar_constructor, |
| 316 | &toolbar_c); |
| 317 | } |
| 318 | |
| 319 | if(menu_path != NULL) { |
| 320 | g_assert(lttv_iattribute_find_by_path(attributes_global, |
| 321 | "viewers/menu", LTTV_POINTER, &value)); |
| 322 | menu = (LttvMenus*)*(value.v_pointer); |
| 323 | |
| 324 | if(menu == NULL) { |
| 325 | menu = lttv_menus_new(); |
| 326 | *(value.v_pointer) = menu; |
| 327 | } |
| 328 | menu_c = lttv_menus_add(menu, view_constructor, menu_path, menu_text,NULL); |
| 329 | |
| 330 | g_slist_foreach(g_main_window_list, |
| 331 | (gpointer)add_menu_constructor, |
| 332 | &menu_c); |
| 333 | } |
| 334 | } |
| 335 | |
| 336 | |
| 337 | /** |
| 338 | * Function to unregister the viewer's constructor, release the space |
| 339 | * occupied by menu_path, menu_text, pixmap, tooltip and constructor of the |
| 340 | * viewer. |
| 341 | * |
| 342 | * It will be called when a module is unloaded. |
| 343 | * |
| 344 | * @param view_constructor constructor of the viewer. |
| 345 | */ |
| 346 | |
| 347 | |
| 348 | void lttvwindow_unregister_constructor |
| 349 | (lttvwindow_viewer_constructor view_constructor) |
| 350 | { |
| 351 | LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes()); |
| 352 | LttvToolbars * toolbar; |
| 353 | LttvMenus * menu; |
| 354 | LttvAttributeValue value; |
| 355 | |
| 356 | g_assert(lttv_iattribute_find_by_path(attributes_global, |
| 357 | "viewers/toolbar", LTTV_POINTER, &value)); |
| 358 | toolbar = (LttvToolbars*)*(value.v_pointer); |
| 359 | |
| 360 | if(toolbar != NULL) { |
| 361 | g_slist_foreach(g_main_window_list, |
| 362 | (gpointer)remove_toolbar_constructor, |
| 363 | view_constructor); |
| 364 | lttv_toolbars_remove(toolbar, view_constructor); |
| 365 | } |
| 366 | |
| 367 | g_assert(lttv_iattribute_find_by_path(attributes_global, |
| 368 | "viewers/menu", LTTV_POINTER, &value)); |
| 369 | menu = (LttvMenus*)*(value.v_pointer); |
| 370 | |
| 371 | if(menu != NULL) { |
| 372 | g_slist_foreach(g_main_window_list, |
| 373 | (gpointer)remove_menu_constructor, |
| 374 | view_constructor); |
| 375 | lttv_menus_remove(menu, view_constructor); |
| 376 | } |
| 377 | } |
| 378 | |
| 379 | |
| 380 | /** |
| 381 | * Function to register a hook function for a viewer to set/update its |
| 382 | * time interval. |
| 383 | * @param tab viewer's tab |
| 384 | * @param hook hook function of the viewer. |
| 385 | * @param hook_data hook data associated with the hook function. |
| 386 | */ |
| 387 | void lttvwindow_register_time_window_notify(Tab *tab, |
| 388 | LttvHook hook, gpointer hook_data) |
| 389 | { |
| 390 | LttvAttributeValue value; |
| 391 | LttvHooks * tmp; |
| 392 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 393 | "hooks/updatetimewindow", LTTV_POINTER, &value)); |
| 394 | tmp = (LttvHooks*)*(value.v_pointer); |
| 395 | if(tmp == NULL){ |
| 396 | tmp = lttv_hooks_new(); |
| 397 | *(value.v_pointer) = tmp; |
| 398 | } |
| 399 | lttv_hooks_add(tmp, hook,hook_data, LTTV_PRIO_DEFAULT); |
| 400 | } |
| 401 | |
| 402 | |
| 403 | /** |
| 404 | * Function to unregister a viewer's hook function which is used to |
| 405 | * set/update the time interval of the viewer. |
| 406 | * @param tab viewer's tab |
| 407 | * @param hook hook function of the viewer. |
| 408 | * @param hook_data hook data associated with the hook function. |
| 409 | */ |
| 410 | |
| 411 | void lttvwindow_unregister_time_window_notify(Tab *tab, |
| 412 | LttvHook hook, gpointer hook_data) |
| 413 | { |
| 414 | LttvAttributeValue value; |
| 415 | LttvHooks * tmp; |
| 416 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 417 | "hooks/updatetimewindow", LTTV_POINTER, &value)); |
| 418 | tmp = (LttvHooks*)*(value.v_pointer); |
| 419 | if(tmp == NULL) return; |
| 420 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 421 | } |
| 422 | |
| 423 | /** |
| 424 | * Function to register a hook function for a viewer to set/update its |
| 425 | * traceset. |
| 426 | * @param tab viewer's tab |
| 427 | * @param hook hook function of the viewer. |
| 428 | * @param hook_data hook data associated with the hook function. |
| 429 | */ |
| 430 | |
| 431 | void lttvwindow_register_traceset_notify(Tab *tab, |
| 432 | LttvHook hook, gpointer hook_data) |
| 433 | { |
| 434 | LttvAttributeValue value; |
| 435 | LttvHooks * tmp; |
| 436 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 437 | "hooks/updatetraceset", LTTV_POINTER, &value)); |
| 438 | tmp = (LttvHooks*)*(value.v_pointer); |
| 439 | if(tmp == NULL){ |
| 440 | tmp = lttv_hooks_new(); |
| 441 | *(value.v_pointer) = tmp; |
| 442 | } |
| 443 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 444 | } |
| 445 | |
| 446 | |
| 447 | /** |
| 448 | * Function to unregister a viewer's hook function which is used to |
| 449 | * set/update the traceset of the viewer. |
| 450 | * @param tab viewer's tab |
| 451 | * @param hook hook function of the viewer. |
| 452 | * @param hook_data hook data associated with the hook function. |
| 453 | */ |
| 454 | |
| 455 | void lttvwindow_unregister_traceset_notify(Tab *tab, |
| 456 | LttvHook hook, gpointer hook_data) |
| 457 | { |
| 458 | LttvAttributeValue value; |
| 459 | LttvHooks * tmp; |
| 460 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 461 | "hooks/updatetraceset", LTTV_POINTER, &value)); |
| 462 | tmp = (LttvHooks*)*(value.v_pointer); |
| 463 | if(tmp == NULL) return; |
| 464 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 465 | } |
| 466 | |
| 467 | /** |
| 468 | * Function to register a hook function for a viewer to set/update its |
| 469 | * filter. |
| 470 | * @param tab viewer's tab |
| 471 | * @param hook hook function of the viewer. |
| 472 | * @param hook_data hook data associated with the hook function. |
| 473 | */ |
| 474 | |
| 475 | void lttvwindow_register_filter_notify(Tab *tab, |
| 476 | LttvHook hook, gpointer hook_data) |
| 477 | { |
| 478 | LttvAttributeValue value; |
| 479 | LttvHooks * tmp; |
| 480 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 481 | "hooks/updatefilter", LTTV_POINTER, &value)); |
| 482 | tmp = (LttvHooks*)*(value.v_pointer); |
| 483 | if(tmp == NULL){ |
| 484 | tmp = lttv_hooks_new(); |
| 485 | *(value.v_pointer) = tmp; |
| 486 | } |
| 487 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 488 | } |
| 489 | |
| 490 | |
| 491 | /** |
| 492 | * Function to unregister a viewer's hook function which is used to |
| 493 | * set/update the filter of the viewer. |
| 494 | * @param tab viewer's tab |
| 495 | * @param hook hook function of the viewer. |
| 496 | * @param hook_data hook data associated with the hook function. |
| 497 | */ |
| 498 | |
| 499 | void lttvwindow_unregister_filter_notify(Tab *tab, |
| 500 | LttvHook hook, |
| 501 | gpointer hook_data) |
| 502 | { |
| 503 | LttvAttributeValue value; |
| 504 | LttvHooks * tmp; |
| 505 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 506 | "hooks/updatefilter", LTTV_POINTER, &value)); |
| 507 | tmp = (LttvHooks*)*(value.v_pointer); |
| 508 | if(tmp == NULL) return; |
| 509 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 510 | } |
| 511 | |
| 512 | /** |
| 513 | * Function to register a hook function for a viewer to set/update its |
| 514 | * current time. |
| 515 | * @param tab viewer's tab |
| 516 | * @param hook hook function of the viewer. |
| 517 | * @param hook_data hook data associated with the hook function. |
| 518 | */ |
| 519 | |
| 520 | void lttvwindow_register_current_time_notify(Tab *tab, |
| 521 | LttvHook hook, gpointer hook_data) |
| 522 | { |
| 523 | LttvAttributeValue value; |
| 524 | LttvHooks * tmp; |
| 525 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 526 | "hooks/updatecurrenttime", LTTV_POINTER, &value)); |
| 527 | tmp = (LttvHooks*)*(value.v_pointer); |
| 528 | if(tmp == NULL){ |
| 529 | tmp = lttv_hooks_new(); |
| 530 | *(value.v_pointer) = tmp; |
| 531 | } |
| 532 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 533 | } |
| 534 | |
| 535 | |
| 536 | /** |
| 537 | * Function to unregister a viewer's hook function which is used to |
| 538 | * set/update the current time of the viewer. |
| 539 | * @param tab viewer's tab |
| 540 | * @param hook hook function of the viewer. |
| 541 | * @param hook_data hook data associated with the hook function. |
| 542 | */ |
| 543 | |
| 544 | void lttvwindow_unregister_current_time_notify(Tab *tab, |
| 545 | LttvHook hook, gpointer hook_data) |
| 546 | { |
| 547 | LttvAttributeValue value; |
| 548 | LttvHooks * tmp; |
| 549 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 550 | "hooks/updatecurrenttime", LTTV_POINTER, &value)); |
| 551 | tmp = (LttvHooks*)*(value.v_pointer); |
| 552 | if(tmp == NULL) return; |
| 553 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 554 | } |
| 555 | |
| 556 | |
| 557 | /** |
| 558 | * Function to register a hook function for a viewer to show |
| 559 | * the content of the viewer. |
| 560 | * @param tab viewer's tab |
| 561 | * @param hook hook function of the viewer. |
| 562 | * @param hook_data hook data associated with the hook function. |
| 563 | */ |
| 564 | |
| 565 | void lttvwindow_register_show_notify(Tab *tab, |
| 566 | LttvHook hook, gpointer hook_data) |
| 567 | { |
| 568 | LttvAttributeValue value; |
| 569 | LttvHooks * tmp; |
| 570 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 571 | "hooks/showviewer", LTTV_POINTER, &value)); |
| 572 | tmp = (LttvHooks*)*(value.v_pointer); |
| 573 | if(tmp == NULL){ |
| 574 | tmp = lttv_hooks_new(); |
| 575 | *(value.v_pointer) = tmp; |
| 576 | } |
| 577 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 578 | } |
| 579 | |
| 580 | |
| 581 | /** |
| 582 | * Function to unregister a viewer's hook function which is used to |
| 583 | * show the content of the viewer.. |
| 584 | * @param tab viewer's tab |
| 585 | * @param hook hook function of the viewer. |
| 586 | * @param hook_data hook data associated with the hook function. |
| 587 | */ |
| 588 | |
| 589 | void lttvwindow_unregister_show_notify(Tab *tab, |
| 590 | LttvHook hook, gpointer hook_data) |
| 591 | { |
| 592 | LttvAttributeValue value; |
| 593 | LttvHooks * tmp; |
| 594 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 595 | "hooks/showviewer", LTTV_POINTER, &value)); |
| 596 | tmp = (LttvHooks*)*(value.v_pointer); |
| 597 | if(tmp == NULL) return; |
| 598 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 599 | } |
| 600 | |
| 601 | /** |
| 602 | * Function to register a hook function for a viewer to set/update the |
| 603 | * dividor of the hpane. |
| 604 | * @param tab viewer's tab |
| 605 | * @param hook hook function of the viewer. |
| 606 | * @param hook_data hook data associated with the hook function. |
| 607 | */ |
| 608 | |
| 609 | void lttvwindow_register_dividor(Tab *tab, |
| 610 | LttvHook hook, gpointer hook_data) |
| 611 | { |
| 612 | LttvAttributeValue value; |
| 613 | LttvHooks * tmp; |
| 614 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 615 | "hooks/hpanedividor", LTTV_POINTER, &value)); |
| 616 | tmp = (LttvHooks*)*(value.v_pointer); |
| 617 | if(tmp == NULL){ |
| 618 | tmp = lttv_hooks_new(); |
| 619 | *(value.v_pointer) = tmp; |
| 620 | } |
| 621 | lttv_hooks_add(tmp, hook, hook_data, LTTV_PRIO_DEFAULT); |
| 622 | } |
| 623 | |
| 624 | |
| 625 | /** |
| 626 | * Function to unregister a viewer's hook function which is used to |
| 627 | * set/update hpane's dividor of the viewer. |
| 628 | * It will be called by the destructor of the viewer. |
| 629 | * @param tab viewer's tab |
| 630 | * @param hook hook function of the viewer. |
| 631 | * @param hook_data hook data associated with the hook function. |
| 632 | */ |
| 633 | |
| 634 | void lttvwindow_unregister_dividor(Tab *tab, |
| 635 | LttvHook hook, gpointer hook_data) |
| 636 | { |
| 637 | LttvAttributeValue value; |
| 638 | LttvHooks * tmp; |
| 639 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 640 | "hooks/hpanedividor", LTTV_POINTER, &value)); |
| 641 | tmp = (LttvHooks*)*(value.v_pointer); |
| 642 | if(tmp == NULL) return; |
| 643 | lttv_hooks_remove_data(tmp, hook, hook_data); |
| 644 | } |
| 645 | |
| 646 | |
| 647 | /** |
| 648 | * Update the status bar whenever something changed in the viewer. |
| 649 | * @param tab viewer's tab |
| 650 | * @param info the message which will be shown in the status bar. |
| 651 | */ |
| 652 | |
| 653 | void lttvwindow_report_status(Tab *tab, const char *info) |
| 654 | { |
| 655 | //FIXME |
| 656 | g_warning("update_status not implemented in viewer.c"); |
| 657 | // Use tab->mw for status |
| 658 | } |
| 659 | |
| 660 | /** |
| 661 | * Function to set the time interval of the current tab. |
| 662 | * It will be called by a viewer's signal handle associated with |
| 663 | * the move_slider signal |
| 664 | * @param tab viewer's tab |
| 665 | * @param time_interval a pointer where time interval is stored. |
| 666 | */ |
| 667 | |
| 668 | void lttvwindow_report_time_window(Tab *tab, |
| 669 | const TimeWindow *time_window) |
| 670 | { |
| 671 | set_time_window(tab, time_window); |
| 672 | set_time_window_adjustment(tab, time_window); |
| 673 | } |
| 674 | |
| 675 | |
| 676 | /** |
| 677 | * Function to set the current time/event of the current tab. |
| 678 | * It will be called by a viewer's signal handle associated with |
| 679 | * the button-release-event signal |
| 680 | * @param tab viewer's tab |
| 681 | * @param time a pointer where time is stored. |
| 682 | */ |
| 683 | |
| 684 | void lttvwindow_report_current_time(Tab *tab, |
| 685 | const LttTime *time) |
| 686 | { |
| 687 | LttvAttributeValue value; |
| 688 | LttvHooks * tmp; |
| 689 | tab->current_time = *time; |
| 690 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 691 | "hooks/updatecurrenttime", LTTV_POINTER, &value)); |
| 692 | tmp = (LttvHooks*)*(value.v_pointer); |
| 693 | |
| 694 | if(tmp == NULL)return; |
| 695 | lttv_hooks_call(tmp, &tab->current_time); |
| 696 | } |
| 697 | |
| 698 | /** |
| 699 | * Function to set the position of the hpane's dividor (viewer). |
| 700 | * It will be called by a viewer's signal handle associated with |
| 701 | * the motion_notify_event event/signal |
| 702 | * @param tab viewer's tab |
| 703 | * @param position position of the hpane's dividor. |
| 704 | */ |
| 705 | |
| 706 | void lttvwindow_report_dividor(Tab *tab, gint position) |
| 707 | { |
| 708 | LttvAttributeValue value; |
| 709 | LttvHooks * tmp; |
| 710 | g_assert(lttv_iattribute_find_by_path(tab->attributes, |
| 711 | "hooks/hpanedividor", LTTV_POINTER, &value)); |
| 712 | tmp = (LttvHooks*)*(value.v_pointer); |
| 713 | if(tmp == NULL) return; |
| 714 | lttv_hooks_call(tmp, &position); |
| 715 | } |
| 716 | |
| 717 | /** |
| 718 | * Function to set the focused pane (viewer). |
| 719 | * It will be called by a viewer's signal handle associated with |
| 720 | * the grab_focus signal |
| 721 | * @param tab viewer's tab |
| 722 | * @param top_widget the top widget containing all the other widgets of the |
| 723 | * viewer. |
| 724 | */ |
| 725 | |
| 726 | void lttvwindow_report_focus(Tab *tab, GtkWidget *top_widget) |
| 727 | { |
| 728 | gtk_multi_vpaned_set_focus((GtkWidget*)tab->multi_vpaned, |
| 729 | GTK_PANED(gtk_widget_get_parent(top_widget))); |
| 730 | } |
| 731 | |
| 732 | |
| 733 | /** |
| 734 | * Function to request data in a specific time interval to the main window. The |
| 735 | * event request servicing is differed until the glib idle functions are |
| 736 | * called. |
| 737 | * |
| 738 | * The viewer has to provide hooks that should be associated with the event |
| 739 | * request. |
| 740 | * |
| 741 | * Either start time or start position must be defined in a EventRequest |
| 742 | * structure for it to be valid. |
| 743 | * |
| 744 | * end_time, end_position and num_events can all be defined. The first one |
| 745 | * to occur will be used as end criterion. |
| 746 | * |
| 747 | * @param tab viewer's tab |
| 748 | * @param events_requested the structure of request from. |
| 749 | */ |
| 750 | |
| 751 | void lttvwindow_events_request(Tab *tab, |
| 752 | EventsRequest *events_request) |
| 753 | { |
| 754 | tab->events_requests = g_slist_append(tab->events_requests, events_request); |
| 755 | |
| 756 | if(!tab->events_request_pending) |
| 757 | { |
| 758 | /* Redraw has +20 priority. We want a prio higher than that, so +19 */ |
| 759 | g_idle_add_full((G_PRIORITY_HIGH_IDLE + 19), |
| 760 | (GSourceFunc)execute_events_requests, |
| 761 | tab, |
| 762 | NULL); |
| 763 | tab->events_request_pending = TRUE; |
| 764 | } |
| 765 | } |
| 766 | |
| 767 | |
| 768 | /** |
| 769 | * Function to remove data requests related to a viewer. |
| 770 | * |
| 771 | * The existing requests's viewer gpointer is compared to the pointer |
| 772 | * given in argument to establish which data request should be removed. |
| 773 | * |
| 774 | * @param tab the tab the viewer belongs to. |
| 775 | * @param viewer a pointer to the viewer data structure |
| 776 | */ |
| 777 | |
| 778 | gint find_viewer (const EventsRequest *a, gconstpointer b) |
| 779 | { |
| 780 | return (a->owner != b); |
| 781 | } |
| 782 | |
| 783 | |
| 784 | void lttvwindow_events_request_remove_all(Tab *tab, |
| 785 | gconstpointer viewer) |
| 786 | { |
| 787 | GSList *element; |
| 788 | |
| 789 | while((element = |
| 790 | g_slist_find_custom(tab->events_requests, viewer, |
| 791 | (GCompareFunc)find_viewer)) |
| 792 | != NULL) { |
| 793 | EventsRequest *events_request = (EventsRequest *)element->data; |
| 794 | if(events_request->servicing == TRUE) { |
| 795 | lttv_hooks_call(events_request->after_request, NULL); |
| 796 | } |
| 797 | g_free(events_request); |
| 798 | tab->events_requests = g_slist_remove_link(tab->events_requests, element); |
| 799 | |
| 800 | } |
| 801 | } |
| 802 | |
| 803 | |
| 804 | |
| 805 | /** |
| 806 | * Function to get the current time interval shown on the current tab. |
| 807 | * It will be called by a viewer's hook function to update the |
| 808 | * shown time interval of the viewer and also be called by the constructor |
| 809 | * of the viewer. |
| 810 | * @param tab viewer's tab |
| 811 | * @param time_interval a pointer where time interval will be stored. |
| 812 | */ |
| 813 | |
| 814 | const TimeWindow *lttvwindow_get_time_window(Tab *tab) |
| 815 | { |
| 816 | return &(tab->time_window); |
| 817 | |
| 818 | } |
| 819 | |
| 820 | |
| 821 | /** |
| 822 | * Function to get the current time/event of the current tab. |
| 823 | * It will be called by a viewer's hook function to update the |
| 824 | * current time/event of the viewer. |
| 825 | * @param tab viewer's tab |
| 826 | * @param time a pointer where time will be stored. |
| 827 | */ |
| 828 | |
| 829 | const LttTime *lttvwindow_get_current_time(Tab *tab) |
| 830 | { |
| 831 | return &(tab->current_time); |
| 832 | } |
| 833 | |
| 834 | |
| 835 | /** |
| 836 | * Function to get the filter of the current tab. |
| 837 | * It will be called by the constructor of the viewer and also be |
| 838 | * called by a hook funtion of the viewer to update its filter. |
| 839 | * @param tab viewer's tab |
| 840 | * @param filter, a pointer to a filter. |
| 841 | */ |
| 842 | const lttv_filter *lttvwindow_get_filter(Tab *tab) |
| 843 | { |
| 844 | //FIXME |
| 845 | g_warning("lttvwindow_get_filter not implemented in viewer.c"); |
| 846 | } |
| 847 | |
| 848 | |
| 849 | /** |
| 850 | * Function to get the stats of the traceset |
| 851 | * @param tab viewer's tab |
| 852 | */ |
| 853 | |
| 854 | LttvTracesetStats* lttvwindow_get_traceset_stats(Tab *tab) |
| 855 | { |
| 856 | return tab->traceset_info->traceset_context; |
| 857 | } |
| 858 | |
| 859 | |
| 860 | LttvTracesetContext* lttvwindow_get_traceset_context(Tab *tab) |
| 861 | { |
| 862 | return (LttvTracesetContext*)tab->traceset_info->traceset_context; |
| 863 | } |