1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2005 Simon Bouvier-Zappa
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;
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.
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,
28 #include <lttv/lttv.h>
29 #include <lttv/module.h>
30 #include <lttv/hook.h>
31 #include <lttv/filter.h>
33 #include <lttvwindow/lttvwindow.h>
34 #include <lttvwindow/lttvwindowtraces.h>
36 #include "hGuiFilterInsert.xpm"
38 /*! \file lttv/modules/gui/filter/filter.c
39 * \brief Graphic filter interface.
41 * The gui filter facility gives the user an easy to use
42 * basic interface to construct and modify at will a filter
43 * expression. User may either decide to write it himself in
44 * expression text entry or add simple expressions using the
47 * \note The version of gtk-2.0 currently installed on
48 * my desktop misses some function of the newer
49 * gtk+ api. For the time being, I'll use the older api
50 * to keep compatibility with most systems.
53 typedef struct _FilterViewerData FilterViewerData
;
54 typedef struct _FilterViewerDataLine FilterViewerDataLine
;
59 GtkWidget
*guifilter_get_widget(FilterViewerData
*fvd
);
60 FilterViewerData
*gui_filter(Tab
*tab
);
61 void gui_filter_destructor(FilterViewerData
*fvd
);
62 FilterViewerDataLine
* gui_filter_add_line(FilterViewerData
*fvd
);
63 void gui_filter_line_set_visible(FilterViewerDataLine
*fvdl
, gboolean v
);
64 void gui_filter_line_reset(FilterViewerDataLine
*fvdl
);
65 GtkWidget
* h_guifilter(Tab
*tab
);
66 void filter_destroy_walk(gpointer data
, gpointer user_data
);
71 void callback_process_button(GtkWidget
*widget
, gpointer data
);
72 void callback_add_button(GtkWidget
*widget
, gpointer data
);
73 void callback_logical_op_box(GtkWidget
*widget
, gpointer data
);
74 void callback_expression_field(GtkWidget
*widget
, gpointer data
);
77 * @struct _FilterViewerDataLine
79 * @brief Defines a simple expression
80 * This structures defines a simple
81 * expression whithin the main filter
84 struct _FilterViewerDataLine
{
85 int row
; /**< row number */
86 gboolean visible
; /**< visible state */
87 GtkWidget
*f_not_op_box
; /**< '!' operator (GtkComboBox) */
88 GtkWidget
*f_logical_op_box
; /**< '&,|,^' operators (GtkComboBox) */
89 GtkWidget
*f_field_box
; /**< field types (GtkComboBox) */
90 GtkWidget
*f_math_op_box
; /**< '>,>=,<,<=,=,!=' operators (GtkComboBox) */
91 GtkWidget
*f_value_field
; /**< expression's value (GtkComboBox) */
95 * @struct _FilterViewerData
97 * @brief Main structure of gui filter
98 * Main struct for the filter gui module
100 struct _FilterViewerData
{
101 Tab
*tab
; /**< current tab of module */
103 GtkWidget
*f_main_box
; /**< main container */
105 GtkWidget
*f_expression_field
; /**< entire expression (GtkEntry) */
106 GtkWidget
*f_process_button
; /**< process expression button (GtkButton) */
108 GtkWidget
*f_logical_op_junction_box
; /**< linking operator box (GtkComboBox) */
110 int rows
; /**< number of rows */
111 GPtrArray
*f_lines
; /**< array of FilterViewerDataLine */
113 GPtrArray
*f_not_op_options
; /**< array of operators types for not_op box */
114 GPtrArray
*f_logical_op_options
; /**< array of operators types for logical_op box */
115 GPtrArray
*f_field_options
; /**< array of field types for field box */
116 GPtrArray
*f_math_op_options
; /**< array of operators types for math_op box */
118 GtkWidget
*f_add_button
; /**< add expression to current expression (GtkButton) */
123 * @fn GtkWidget* guifilter_get_widget(FilterViewerData*)
125 * This function returns the current main widget
126 * used by this module
127 * @param fvd the module struct
128 * @return The main widget
131 guifilter_get_widget(FilterViewerData
*fvd
)
133 return fvd
->f_main_box
;
137 * @fn FilterViewerData* gui_filter(Tab*)
139 * Constructor is used to create FilterViewerData data structure.
140 * @param tab The tab structure used by the widget
141 * @return The Filter viewer data created.
146 g_print("filter::gui_filter()");
149 GtkCellRenderer
*renderer
;
150 GtkTreeViewColumn
*column
;
152 FilterViewerData
* fvd
= g_new(FilterViewerData
,1);
156 // lttvwindow_register_traceset_notify(fvd->tab,
157 // filter_traceset_changed,
158 // filter_viewer_data);
159 // request_background_data(filter_viewer_data);
162 * Initiating items for
165 fvd
->f_not_op_options
= g_ptr_array_new();
166 g_ptr_array_add(fvd
->f_not_op_options
,(gpointer
) g_string_new(""));
167 g_ptr_array_add(fvd
->f_not_op_options
,(gpointer
) g_string_new("!"));
169 fvd
->f_logical_op_options
= g_ptr_array_new(); //g_array_new(FALSE,FALSE,sizeof(gchar));
170 g_ptr_array_add(fvd
->f_logical_op_options
,(gpointer
) g_string_new(""));
171 g_ptr_array_add(fvd
->f_logical_op_options
,(gpointer
) g_string_new("&"));
172 g_ptr_array_add(fvd
->f_logical_op_options
,(gpointer
) g_string_new("|"));
173 g_ptr_array_add(fvd
->f_logical_op_options
,(gpointer
) g_string_new("!"));
174 g_ptr_array_add(fvd
->f_logical_op_options
,(gpointer
) g_string_new("^"));
176 fvd
->f_field_options
= g_ptr_array_new(); //g_array_new(FALSE,FALSE,16);
177 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new(""));
178 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("event.name"));
179 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("event.category"));
180 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("event.time"));
181 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("event.tsc"));
183 * TODO: Add core.xml fields here !
185 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("tracefile.name"));
186 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("trace.name"));
187 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("state.pid"));
188 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("state.ppid"));
189 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("state.creation_time"));
190 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("state.insertion_time"));
191 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("state.execution_mode"));
192 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("state.execution_submode"));
193 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("state.process_status"));
194 g_ptr_array_add(fvd
->f_field_options
,(gpointer
) g_string_new("state.cpu"));
196 fvd
->f_math_op_options
= g_ptr_array_new(); //g_array_new(FALSE,FALSE,7);
197 g_ptr_array_add(fvd
->f_math_op_options
,(gpointer
) g_string_new(""));
198 g_ptr_array_add(fvd
->f_math_op_options
,(gpointer
) g_string_new("="));
199 g_ptr_array_add(fvd
->f_math_op_options
,(gpointer
) g_string_new("!="));
200 g_ptr_array_add(fvd
->f_math_op_options
,(gpointer
) g_string_new("<"));
201 g_ptr_array_add(fvd
->f_math_op_options
,(gpointer
) g_string_new("<="));
202 g_ptr_array_add(fvd
->f_math_op_options
,(gpointer
) g_string_new(">"));
203 g_ptr_array_add(fvd
->f_math_op_options
,(gpointer
) g_string_new(">="));
207 * Initiating GtkTable layout
208 * starts with 2 rows and 5 columns and
209 * expands when expressions added
211 fvd
->f_main_box
= gtk_table_new(3,7,FALSE
);
212 gtk_table_set_row_spacings(GTK_TABLE(fvd
->f_main_box
),5);
213 gtk_table_set_col_spacings(GTK_TABLE(fvd
->f_main_box
),5);
216 * First half of the filter window
217 * - textual entry of filter expression
218 * - processing button
220 fvd
->f_expression_field
= gtk_entry_new(); //gtk_scrolled_window_new (NULL, NULL);
221 // gtk_entry_set_text(GTK_ENTRY(fvd->f_expression_field),"state.cpu>0");
222 gtk_widget_show (fvd
->f_expression_field
);
224 g_signal_connect (G_OBJECT (fvd
->f_expression_field
), "changed",
225 G_CALLBACK (callback_expression_field
), (gpointer
) fvd
);
227 fvd
->f_process_button
= gtk_button_new_with_label("Process");
228 gtk_widget_show (fvd
->f_process_button
);
230 g_signal_connect (G_OBJECT (fvd
->f_process_button
), "clicked",
231 G_CALLBACK (callback_process_button
), (gpointer
) fvd
);
233 gtk_table_attach( GTK_TABLE(fvd
->f_main_box
),fvd
->f_expression_field
,0,6,0,1,GTK_FILL
,GTK_FILL
,0,0);
234 gtk_table_attach( GTK_TABLE(fvd
->f_main_box
),fvd
->f_process_button
,6,7,0,1,GTK_FILL
,GTK_FILL
,0,0);
239 * Second half of the filter window
240 * - combo boxes featuring filtering options added to the expression
242 fvd
->f_add_button
= gtk_button_new_with_label("Add Expression");
243 gtk_widget_show (fvd
->f_add_button
);
245 g_signal_connect (G_OBJECT (fvd
->f_add_button
), "clicked",
246 G_CALLBACK (callback_add_button
), (gpointer
) fvd
);
248 gtk_table_attach( GTK_TABLE(fvd
->f_main_box
),fvd
->f_add_button
,6,7,1,2,GTK_FILL
,GTK_FILL
,0,0);
250 fvd
->f_logical_op_junction_box
= gtk_combo_box_new_text();
251 for(i
=0;i
<fvd
->f_logical_op_options
->len
;i
++) {
252 GString
* s
= g_ptr_array_index(fvd
->f_logical_op_options
,i
);
253 gtk_combo_box_append_text(GTK_COMBO_BOX(fvd
->f_logical_op_junction_box
), s
->str
);
255 gtk_combo_box_set_active(GTK_COMBO_BOX(fvd
->f_logical_op_junction_box
),0);
257 //gtk_widget_show(fvd->f_logical_op_box);
259 gtk_table_attach( GTK_TABLE(fvd
->f_main_box
),fvd
->f_logical_op_junction_box
,0,1,1,2,GTK_SHRINK
,GTK_FILL
,0,0);
261 gtk_container_set_border_width(GTK_CONTAINER(fvd
->f_main_box
), 1);
263 /* initialize a new line */
264 fvd
->f_lines
= g_ptr_array_new();
266 FilterViewerDataLine
* fvdl
= gui_filter_add_line(fvd
);
267 g_ptr_array_add(fvd
->f_lines
,(gpointer
) fvdl
);
270 * show main container
272 gtk_widget_show(fvd
->f_main_box
);
275 g_object_set_data_full(
276 G_OBJECT(guifilter_get_widget(fvd
)),
277 "filter_viewer_data",
279 (GDestroyNotify
)gui_filter_destructor
);
286 * @fn FilterViewerDataLine* gui_filter_add_line(FilterViewerData*)
288 * Adds a filter option line on the module tab
289 * @param fvd The filter module structure
290 * @return The line structure
292 FilterViewerDataLine
*
293 gui_filter_add_line(FilterViewerData
* fvd
) {
295 FilterViewerDataLine
* fvdl
= g_new(FilterViewerDataLine
,1);
298 fvdl
->row
= fvd
->rows
;
299 fvdl
->visible
= TRUE
;
301 fvdl
->f_not_op_box
= gtk_combo_box_new_text();
302 for(i
=0;i
<fvd
->f_not_op_options
->len
;i
++) {
303 GString
* s
= g_ptr_array_index(fvd
->f_not_op_options
,i
);
304 gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl
->f_not_op_box
), s
->str
);
307 fvdl
->f_field_box
= gtk_combo_box_new_text();
308 for(i
=0;i
<fvd
->f_field_options
->len
;i
++) {
309 GString
* s
= g_ptr_array_index(fvd
->f_field_options
,i
);
310 // g_print("String field: %s\n",s->str);
311 gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl
->f_field_box
), s
->str
);
314 fvdl
->f_math_op_box
= gtk_combo_box_new_text();
315 for(i
=0;i
<fvd
->f_math_op_options
->len
;i
++) {
316 GString
* s
= g_ptr_array_index(fvd
->f_math_op_options
,i
);
317 gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl
->f_math_op_box
), s
->str
);
320 fvdl
->f_value_field
= gtk_entry_new();
322 fvdl
->f_logical_op_box
= gtk_combo_box_new_text();
323 for(i
=0;i
<fvd
->f_logical_op_options
->len
;i
++) {
324 GString
* s
= g_ptr_array_index(fvd
->f_logical_op_options
,i
);
325 gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl
->f_logical_op_box
), s
->str
);
327 gtk_widget_set_events(fvdl
->f_logical_op_box
,
328 GDK_ENTER_NOTIFY_MASK
|
329 GDK_LEAVE_NOTIFY_MASK
|
330 GDK_FOCUS_CHANGE_MASK
);
332 g_signal_connect (G_OBJECT (fvdl
->f_logical_op_box
), "changed",
333 G_CALLBACK (callback_logical_op_box
), (gpointer
) fvd
);
335 gui_filter_line_reset(fvdl
);
336 gui_filter_line_set_visible(fvdl
,TRUE
);
338 gtk_table_attach( GTK_TABLE(fvd
->f_main_box
),fvdl
->f_not_op_box
,0,1,fvd
->rows
+1,fvd
->rows
+2,GTK_SHRINK
,GTK_FILL
,0,0);
339 gtk_table_attach( GTK_TABLE(fvd
->f_main_box
),fvdl
->f_field_box
,1,3,fvd
->rows
+1,fvd
->rows
+2,GTK_SHRINK
,GTK_FILL
,0,0);
340 gtk_table_attach( GTK_TABLE(fvd
->f_main_box
),fvdl
->f_math_op_box
,3,4,fvd
->rows
+1,fvd
->rows
+2,GTK_SHRINK
,GTK_FILL
,0,0);
341 gtk_table_attach( GTK_TABLE(fvd
->f_main_box
),fvdl
->f_value_field
,4,5,fvd
->rows
+1,fvd
->rows
+2,GTK_SHRINK
,GTK_FILL
,0,0);
342 gtk_table_attach( GTK_TABLE(fvd
->f_main_box
),fvdl
->f_logical_op_box
,5,6,fvd
->rows
+1,fvd
->rows
+2,GTK_SHRINK
,GTK_FILL
,0,0);
348 * @fn void gui_filter_line_set_visible(FilterViewerDataLine*,gboolean)
350 * Change visible state of current FilterViewerDataLine
351 * @param fvdl pointer to the current FilterViewerDataLine
352 * @param v TRUE: sets visible, FALSE: sets invisible
355 gui_filter_line_set_visible(FilterViewerDataLine
*fvdl
, gboolean v
) {
359 gtk_widget_show(fvdl
->f_not_op_box
);
360 gtk_widget_show(fvdl
->f_field_box
);
361 gtk_widget_show(fvdl
->f_math_op_box
);
362 gtk_widget_show(fvdl
->f_value_field
);
363 gtk_widget_show(fvdl
->f_logical_op_box
);
365 gtk_widget_hide(fvdl
->f_not_op_box
);
366 gtk_widget_hide(fvdl
->f_field_box
);
367 gtk_widget_hide(fvdl
->f_math_op_box
);
368 gtk_widget_hide(fvdl
->f_value_field
);
369 gtk_widget_hide(fvdl
->f_logical_op_box
);
375 * @fn void gui_filter_line_reset(FilterViewerDataLine*)
377 * Sets selections of all boxes in current FilterViewerDataLine
378 * to default value (0)
379 * @param fvdl pointer to current FilterViewerDataLine
382 gui_filter_line_reset(FilterViewerDataLine
*fvdl
) {
384 gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl
->f_not_op_box
),0);
385 gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl
->f_field_box
),0);
386 gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl
->f_math_op_box
),0);
387 gtk_entry_set_text(GTK_ENTRY(fvdl
->f_value_field
),"");
388 gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl
->f_logical_op_box
),0);
392 * @fn void gui_filter_destructor(FilterViewerData*)
394 * Destructor for the filter gui module
395 * @param fvd The module structure
398 gui_filter_destructor(FilterViewerData
*fvd
)
402 /* May already been done by GTK window closing */
403 if(GTK_IS_WIDGET(guifilter_get_widget(fvd
))){
404 g_info("widget still exists");
407 // lttvwindow_unregister_traceset_notify(fvd->tab,
408 // filter_traceset_changed,
409 // filter_viewer_data);
411 lttvwindowtraces_background_notify_remove(fvd
);
418 * @fn GtkWidget* h_guifilter(Tab*)
420 * Filter Module's constructor hook
422 * This constructor is given as a parameter to the menuitem and toolbar button
423 * registration. It creates the list.
424 * @param tab A pointer to the parent window.
425 * @return The widget created.
428 h_guifilter(Tab
*tab
)
430 FilterViewerData
* f
= gui_filter(tab
) ;
433 return guifilter_get_widget(f
);
439 * @fn static void init()
441 * This function initializes the Filter Viewer functionnality through the
446 lttvwindow_register_constructor("guifilter",
448 "Insert Filter Module",
449 hGuiFilterInsert_xpm
,
450 "Insert Filter Module",
455 * @fn void filter_destroy_walk(gpointer,gpointer)
457 * Initiate the destruction of the current gui module
458 * on the GTK Interface
461 filter_destroy_walk(gpointer data
, gpointer user_data
)
463 FilterViewerData
*fvd
= (FilterViewerData
*)data
;
465 g_debug("CFV.c : filter_destroy_walk, %p", fvd
);
467 /* May already have been done by GTK window closing */
468 if(GTK_IS_WIDGET(guifilter_get_widget(fvd
)))
469 gtk_widget_destroy(guifilter_get_widget(fvd
));
473 * @fn static void destroy()
474 * @brief plugin's destroy function
476 * This function releases the memory reserved by the module and unregisters
477 * everything that has been registered in the gtkTraceSet API.
479 static void destroy() {
481 lttvwindow_unregister_constructor(h_guifilter
);
486 * @fn void callback_process_button(GtkWidget*,gpointer)
488 * The Process Button callback function
489 * @param widget The Button widget passed to the callback function
490 * @param data Data sent along with the callback function
493 callback_process_button(GtkWidget
*widget
, gpointer data
) {
495 g_debug("callback_process_button(): Processing expression");
497 FilterViewerData
*fvd
= (FilterViewerData
*)data
;
499 if(strlen(gtk_entry_get_text(GTK_ENTRY(fvd
->f_expression_field
))) !=0) {
500 LttvFilter
* filter
= lttv_filter_new();
501 GString
* s
= g_string_new(gtk_entry_get_text(GTK_ENTRY(fvd
->f_expression_field
)));
502 lttv_filter_append_expression(filter
,s
->str
);
503 g_string_free(s
,TRUE
);
504 //SetFilter(fvd->tab,filter);
505 lttvwindow_report_filter(fvd
->tab
, filter
);
510 * @fn void callback_expression_field(GtkWidget*,gpointer)
512 * The Add Button callback function
513 * @param widget The Button widget passed to the callback function
514 * @param data Data sent along with the callback function
517 callback_expression_field(GtkWidget
*widget
, gpointer data
) {
519 FilterViewerData
*fvd
= (FilterViewerData
*)data
;
521 if(strlen(gtk_entry_get_text(GTK_ENTRY(fvd
->f_expression_field
))) !=0) {
522 gtk_widget_show(fvd
->f_logical_op_junction_box
);
524 gtk_widget_hide(fvd
->f_logical_op_junction_box
);
530 * @fn void callback_add_button(GtkWidget*,gpointer)
532 * The Add Button callback function
533 * @param widget The Button widget passed to the callback function
534 * @param data Data sent along with the callback function
537 callback_add_button(GtkWidget
*widget
, gpointer data
) {
539 g_debug("callback_add_button(): processing simple expressions");
543 FilterViewerData
*fvd
= (FilterViewerData
*)data
;
544 FilterViewerDataLine
*fvdl
= NULL
;
545 GString
* a_filter_string
= g_string_new("");
548 * adding linking operator to
552 s
= g_ptr_array_index(fvd
->f_logical_op_options
,gtk_combo_box_get_active(GTK_COMBO_BOX(fvd
->f_logical_op_junction_box
)));
553 g_string_append(a_filter_string
,s
->str
);
554 gtk_combo_box_set_active(GTK_COMBO_BOX(fvd
->f_logical_op_junction_box
),0);
556 /* begin expression */
557 g_string_append_c(a_filter_string
,'(');
560 * For each simple expression, add the resulting string
561 * to the filter string
563 * Each simple expression takes the following schema
564 * [not operator '!',' '] [field type] [math operator '<','<=','>','>=','=','!='] [value]
566 for(i
=0;i
<fvd
->f_lines
->len
;i
++) {
567 fvdl
= (FilterViewerDataLine
*)g_ptr_array_index(fvd
->f_lines
,i
);
569 s
= g_ptr_array_index(fvd
->f_not_op_options
,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl
->f_not_op_box
)));
570 g_string_append(a_filter_string
,s
->str
);
572 s
= g_ptr_array_index(fvd
->f_field_options
,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl
->f_field_box
)));
573 g_string_append(a_filter_string
,s
->str
);
575 s
= g_ptr_array_index(fvd
->f_math_op_options
,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl
->f_math_op_box
)));
576 g_string_append(a_filter_string
,s
->str
);
578 g_string_append(a_filter_string
,gtk_entry_get_text(GTK_ENTRY(fvdl
->f_value_field
)));
580 s
= g_ptr_array_index(fvd
->f_logical_op_options
,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl
->f_logical_op_box
)));
581 g_string_append(a_filter_string
,s
->str
);
584 * resetting simple expression lines
586 gui_filter_line_reset(fvdl
);
587 if(i
) gui_filter_line_set_visible(fvdl
,FALSE
); // Only keep the first line
591 g_string_append_c(a_filter_string
,')');
593 g_string_prepend(a_filter_string
,gtk_entry_get_text(GTK_ENTRY(fvd
->f_expression_field
)));
594 gtk_entry_set_text(GTK_ENTRY(fvd
->f_expression_field
),a_filter_string
->str
);
599 * @fn void callback_logical_op_box(GtkWidget*,gpointer)
601 * The logical op box callback function
602 * @param widget The Button widget passed to the callback function
603 * @param data Data sent along with the callback function
606 callback_logical_op_box(GtkWidget
*widget
, gpointer data
) {
608 g_debug("callback_logical_op_box(): adding new simple expression");
610 FilterViewerData
*fvd
= (FilterViewerData
*)data
;
611 FilterViewerDataLine
*fvdl
= NULL
;
614 for(i
=0;i
<fvd
->f_lines
->len
;i
++) {
615 fvdl
= (FilterViewerDataLine
*)g_ptr_array_index(fvd
->f_lines
,i
);
616 if(fvdl
->f_logical_op_box
== widget
) {
617 if(gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl
->f_logical_op_box
)) == 0) return;
618 if(i
==fvd
->f_lines
->len
-1) { /* create a new line */
620 FilterViewerDataLine
* fvdl2
= gui_filter_add_line(fvd
);
621 g_ptr_array_add(fvd
->f_lines
,(gpointer
) fvdl2
);
623 FilterViewerDataLine
*fvdl2
= (FilterViewerDataLine
*)g_ptr_array_index(fvd
->f_lines
,i
+1);
624 if(!fvdl2
->visible
) gui_filter_line_set_visible(fvdl2
,TRUE
);
631 LTTV_MODULE("guifilter", "Filter window", \
632 "Graphical module that let user specify their filtering options", \
633 init
, destroy
, "lttvwindow")