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1 | /* This file is part of the Linux Trace Toolkit viewer |
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2 | * Copyright (C) 2005 Simon Bouvier-Zappa |
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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 | |
4e4d11b3 |
19 | #ifdef HAVE_CONFIG_H |
20 | #include <config.h> |
21 | #endif |
22 | |
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23 | #include <glib.h> |
24 | #include <string.h> |
25 | #include <gtk/gtk.h> |
26 | #include <gdk/gdk.h> |
27 | |
28 | #include <lttv/lttv.h> |
29 | #include <lttv/module.h> |
30 | #include <lttv/hook.h> |
31 | #include <lttv/filter.h> |
32 | |
33 | #include <lttvwindow/lttvwindow.h> |
34 | #include <lttvwindow/lttvwindowtraces.h> |
35 | |
36 | #include "hGuiFilterInsert.xpm" |
37 | |
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38 | /*! \file lttv/modules/gui/filter/filter.c |
39 | * \brief Graphic filter interface. |
40 | * |
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 |
45 | * many choices boxes. |
46 | * |
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47 | * \note The version of gtk-2.0 currently installed on |
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48 | * my desktop misses some function of the newer |
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49 | * gtk+ api. For the time being, I'll use the older api |
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50 | * to keep compatibility with most systems. |
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51 | */ |
52 | |
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53 | typedef struct _FilterViewerData FilterViewerData; |
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54 | typedef struct _FilterViewerDataLine FilterViewerDataLine; |
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55 | |
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56 | /* |
57 | * Prototypes |
58 | */ |
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59 | GtkWidget *guifilter_get_widget(FilterViewerData *fvd); |
60 | FilterViewerData *gui_filter(Tab *tab); |
61 | void gui_filter_destructor(FilterViewerData *fvd); |
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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); |
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65 | GtkWidget* h_guifilter(Tab *tab); |
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66 | void filter_destroy_walk(gpointer data, gpointer user_data); |
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67 | |
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68 | /* |
69 | * Callback functions |
70 | */ |
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); |
75 | |
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76 | /** |
77 | * @struct _FilterViewerDataLine |
78 | * |
79 | * @brief Defines a simple expression |
80 | * This structures defines a simple |
81 | * expression whithin the main filter |
82 | * viewer data |
83 | */ |
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84 | struct _FilterViewerDataLine { |
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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) */ |
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92 | }; |
93 | |
94 | /** |
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95 | * @struct _FilterViewerData |
96 | * |
97 | * @brief Main structure of gui filter |
98 | * Main struct for the filter gui module |
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99 | */ |
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100 | struct _FilterViewerData { |
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101 | Tab *tab; /**< current tab of module */ |
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102 | |
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103 | GtkWidget *f_main_box; /**< main container */ |
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104 | |
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105 | GtkWidget *f_expression_field; /**< entire expression (GtkEntry) */ |
106 | GtkWidget *f_process_button; /**< process expression button (GtkButton) */ |
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107 | |
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108 | GtkWidget *f_logical_op_junction_box; /**< linking operator box (GtkComboBox) */ |
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109 | |
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110 | int rows; /**< number of rows */ |
111 | GPtrArray *f_lines; /**< array of FilterViewerDataLine */ |
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112 | |
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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 */ |
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117 | |
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118 | GtkWidget *f_add_button; /**< add expression to current expression (GtkButton) */ |
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119 | |
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120 | }; |
121 | |
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122 | /** |
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123 | * @fn GtkWidget* guifilter_get_widget(FilterViewerData*) |
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124 | * |
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125 | * This function returns the current main widget |
126 | * used by this module |
127 | * @param fvd the module struct |
128 | * @return The main widget |
129 | */ |
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130 | GtkWidget* |
131 | guifilter_get_widget(FilterViewerData *fvd) |
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132 | { |
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133 | return fvd->f_main_box; |
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134 | } |
135 | |
136 | /** |
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137 | * @fn FilterViewerData* gui_filter(Tab*) |
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138 | * |
139 | * Constructor is used to create FilterViewerData data structure. |
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140 | * @param tab The tab structure used by the widget |
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141 | * @return The Filter viewer data created. |
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142 | */ |
143 | FilterViewerData* |
144 | gui_filter(Tab *tab) |
145 | { |
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146 | g_print("filter::gui_filter()"); |
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147 | |
148 | unsigned i; |
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149 | GtkCellRenderer *renderer; |
150 | GtkTreeViewColumn *column; |
151 | |
152 | FilterViewerData* fvd = g_new(FilterViewerData,1); |
153 | |
154 | fvd->tab = tab; |
155 | |
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156 | // lttvwindow_register_traceset_notify(fvd->tab, |
157 | // filter_traceset_changed, |
158 | // filter_viewer_data); |
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159 | // request_background_data(filter_viewer_data); |
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160 | |
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161 | /* |
162 | * Initiating items for |
163 | * combo boxes |
164 | */ |
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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("!")); |
168 | |
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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("^")); |
175 | |
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")); |
182 | /* |
183 | * TODO: Add core.xml fields here ! |
184 | */ |
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")); |
195 | |
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(">=")); |
204 | |
205 | |
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206 | /* |
207 | * Initiating GtkTable layout |
208 | * starts with 2 rows and 5 columns and |
209 | * expands when expressions added |
210 | */ |
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211 | fvd->f_main_box = gtk_table_new(3,7,FALSE); |
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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); |
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214 | |
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215 | /* |
216 | * First half of the filter window |
217 | * - textual entry of filter expression |
218 | * - processing button |
219 | */ |
220 | fvd->f_expression_field = gtk_entry_new(); //gtk_scrolled_window_new (NULL, NULL); |
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221 | // gtk_entry_set_text(GTK_ENTRY(fvd->f_expression_field),"state.cpu>0"); |
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222 | gtk_widget_show (fvd->f_expression_field); |
223 | |
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224 | g_signal_connect (G_OBJECT (fvd->f_expression_field), "changed", |
225 | G_CALLBACK (callback_expression_field), (gpointer) fvd); |
226 | |
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227 | fvd->f_process_button = gtk_button_new_with_label("Process"); |
228 | gtk_widget_show (fvd->f_process_button); |
229 | |
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230 | g_signal_connect (G_OBJECT (fvd->f_process_button), "clicked", |
231 | G_CALLBACK (callback_process_button), (gpointer) fvd); |
232 | |
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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); |
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235 | |
236 | |
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237 | |
238 | /* |
239 | * Second half of the filter window |
240 | * - combo boxes featuring filtering options added to the expression |
241 | */ |
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242 | fvd->f_add_button = gtk_button_new_with_label("Add Expression"); |
243 | gtk_widget_show (fvd->f_add_button); |
244 | |
245 | g_signal_connect (G_OBJECT (fvd->f_add_button), "clicked", |
246 | G_CALLBACK (callback_add_button), (gpointer) fvd); |
4ed9b7ba |
247 | |
1f7f7fe2 |
248 | gtk_table_attach( GTK_TABLE(fvd->f_main_box),fvd->f_add_button,6,7,1,2,GTK_FILL,GTK_FILL,0,0); |
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249 | |
250 | fvd->f_logical_op_junction_box = gtk_combo_box_new_text(); |
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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); |
254 | } |
255 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvd->f_logical_op_junction_box),0); |
256 | |
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257 | //gtk_widget_show(fvd->f_logical_op_box); |
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258 | |
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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); |
260 | |
261 | /* initialize a new line */ |
262 | fvd->f_lines = g_ptr_array_new(); |
263 | fvd->rows = 1; |
264 | FilterViewerDataLine* fvdl = gui_filter_add_line(fvd); |
265 | g_ptr_array_add(fvd->f_lines,(gpointer) fvdl); |
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266 | |
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267 | /* |
268 | * show main container |
269 | */ |
4ed9b7ba |
270 | gtk_widget_show(fvd->f_main_box); |
271 | |
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272 | |
273 | g_object_set_data_full( |
274 | G_OBJECT(guifilter_get_widget(fvd)), |
275 | "filter_viewer_data", |
276 | fvd, |
277 | (GDestroyNotify)gui_filter_destructor); |
278 | |
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279 | |
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280 | return fvd; |
281 | } |
282 | |
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283 | /** |
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284 | * @fn FilterViewerDataLine* gui_filter_add_line(FilterViewerData*) |
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285 | * |
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286 | * Adds a filter option line on the module tab |
287 | * @param fvd The filter module structure |
288 | * @return The line structure |
289 | */ |
290 | FilterViewerDataLine* |
291 | gui_filter_add_line(FilterViewerData* fvd) { |
292 | |
293 | FilterViewerDataLine* fvdl = g_new(FilterViewerDataLine,1); |
294 | |
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295 | unsigned i; |
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296 | fvdl->row = fvd->rows; |
297 | fvdl->visible = TRUE; |
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298 | |
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299 | fvdl->f_not_op_box = gtk_combo_box_new_text(); |
300 | for(i=0;i<fvd->f_not_op_options->len;i++) { |
301 | GString* s = g_ptr_array_index(fvd->f_not_op_options,i); |
302 | gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl->f_not_op_box), s->str); |
303 | } |
304 | |
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305 | fvdl->f_field_box = gtk_combo_box_new_text(); |
306 | for(i=0;i<fvd->f_field_options->len;i++) { |
307 | GString* s = g_ptr_array_index(fvd->f_field_options,i); |
1f7f7fe2 |
308 | // g_print("String field: %s\n",s->str); |
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309 | gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl->f_field_box), s->str); |
310 | } |
311 | |
312 | fvdl->f_math_op_box = gtk_combo_box_new_text(); |
313 | for(i=0;i<fvd->f_math_op_options->len;i++) { |
314 | GString* s = g_ptr_array_index(fvd->f_math_op_options,i); |
315 | gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl->f_math_op_box), s->str); |
316 | } |
317 | |
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318 | fvdl->f_value_field = gtk_entry_new(); |
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319 | |
320 | fvdl->f_logical_op_box = gtk_combo_box_new_text(); |
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321 | for(i=0;i<fvd->f_logical_op_options->len;i++) { |
322 | GString* s = g_ptr_array_index(fvd->f_logical_op_options,i); |
323 | gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl->f_logical_op_box), s->str); |
324 | } |
c2774e9d |
325 | gtk_widget_set_events(fvdl->f_logical_op_box, |
326 | GDK_ENTER_NOTIFY_MASK | |
327 | GDK_LEAVE_NOTIFY_MASK | |
328 | GDK_FOCUS_CHANGE_MASK); |
329 | |
330 | g_signal_connect (G_OBJECT (fvdl->f_logical_op_box), "changed", |
331 | G_CALLBACK (callback_logical_op_box), (gpointer) fvd); |
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332 | |
333 | gui_filter_line_reset(fvdl); |
334 | gui_filter_line_set_visible(fvdl,TRUE); |
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335 | |
1f7f7fe2 |
336 | 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); |
337 | 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); |
338 | 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); |
339 | 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); |
340 | 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); |
c2774e9d |
341 | |
342 | return fvdl; |
343 | } |
344 | |
852f16bb |
345 | /** |
7e7af7f2 |
346 | * @fn void gui_filter_line_set_visible(FilterViewerDataLine*,gboolean) |
852f16bb |
347 | * |
348 | * Change visible state of current FilterViewerDataLine |
349 | * @param fvdl pointer to the current FilterViewerDataLine |
350 | * @param v TRUE: sets visible, FALSE: sets invisible |
351 | */ |
7e7af7f2 |
352 | void |
353 | gui_filter_line_set_visible(FilterViewerDataLine *fvdl, gboolean v) { |
c2774e9d |
354 | |
355 | fvdl->visible = v; |
356 | if(v) { |
1f7f7fe2 |
357 | gtk_widget_show(fvdl->f_not_op_box); |
2b715e58 |
358 | gtk_widget_show(fvdl->f_field_box); |
c2774e9d |
359 | gtk_widget_show(fvdl->f_math_op_box); |
360 | gtk_widget_show(fvdl->f_value_field); |
361 | gtk_widget_show(fvdl->f_logical_op_box); |
362 | } else { |
1f7f7fe2 |
363 | gtk_widget_hide(fvdl->f_not_op_box); |
2b715e58 |
364 | gtk_widget_hide(fvdl->f_field_box); |
c2774e9d |
365 | gtk_widget_hide(fvdl->f_math_op_box); |
366 | gtk_widget_hide(fvdl->f_value_field); |
367 | gtk_widget_hide(fvdl->f_logical_op_box); |
368 | } |
369 | |
370 | } |
371 | |
852f16bb |
372 | /** |
7e7af7f2 |
373 | * @fn void gui_filter_line_reset(FilterViewerDataLine*) |
852f16bb |
374 | * |
375 | * Sets selections of all boxes in current FilterViewerDataLine |
376 | * to default value (0) |
377 | * @param fvdl pointer to current FilterViewerDataLine |
378 | */ |
7e7af7f2 |
379 | void |
380 | gui_filter_line_reset(FilterViewerDataLine *fvdl) { |
c2774e9d |
381 | |
1f7f7fe2 |
382 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl->f_not_op_box),0); |
2b715e58 |
383 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl->f_field_box),0); |
c2774e9d |
384 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl->f_math_op_box),0); |
da2e1bfb |
385 | gtk_entry_set_text(GTK_ENTRY(fvdl->f_value_field),""); |
c2774e9d |
386 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl->f_logical_op_box),0); |
387 | } |
388 | |
389 | /** |
7e7af7f2 |
390 | * @fn void gui_filter_destructor(FilterViewerData*) |
852f16bb |
391 | * |
c2774e9d |
392 | * Destructor for the filter gui module |
393 | * @param fvd The module structure |
394 | */ |
91ad3f0a |
395 | void |
396 | gui_filter_destructor(FilterViewerData *fvd) |
397 | { |
398 | Tab *tab = fvd->tab; |
399 | |
400 | /* May already been done by GTK window closing */ |
401 | if(GTK_IS_WIDGET(guifilter_get_widget(fvd))){ |
402 | g_info("widget still exists"); |
403 | } |
da2e1bfb |
404 | // if(tab != NULL) { |
405 | // lttvwindow_unregister_traceset_notify(fvd->tab, |
406 | // filter_traceset_changed, |
407 | // filter_viewer_data); |
408 | // } |
91ad3f0a |
409 | lttvwindowtraces_background_notify_remove(fvd); |
410 | |
411 | g_free(fvd); |
412 | } |
413 | |
91ad3f0a |
414 | |
415 | /** |
7e7af7f2 |
416 | * @fn GtkWidget* h_guifilter(Tab*) |
852f16bb |
417 | * |
418 | * Filter Module's constructor hook |
91ad3f0a |
419 | * |
852f16bb |
420 | * This constructor is given as a parameter to the menuitem and toolbar button |
421 | * registration. It creates the list. |
422 | * @param tab A pointer to the parent window. |
423 | * @return The widget created. |
91ad3f0a |
424 | */ |
425 | GtkWidget * |
2b99ec10 |
426 | h_guifilter(Tab *tab) |
91ad3f0a |
427 | { |
428 | FilterViewerData* f = gui_filter(tab) ; |
429 | |
430 | if(f) |
431 | return guifilter_get_widget(f); |
432 | else return NULL; |
433 | |
434 | } |
435 | |
91ad3f0a |
436 | /** |
7e7af7f2 |
437 | * @fn static void init() |
852f16bb |
438 | * |
439 | * This function initializes the Filter Viewer functionnality through the |
440 | * gtkTraceSet API. |
91ad3f0a |
441 | */ |
442 | static void init() { |
443 | |
444 | lttvwindow_register_constructor("guifilter", |
445 | "/", |
446 | "Insert Filter Module", |
447 | hGuiFilterInsert_xpm, |
448 | "Insert Filter Module", |
2b99ec10 |
449 | h_guifilter); |
91ad3f0a |
450 | } |
451 | |
c2774e9d |
452 | /** |
7e7af7f2 |
453 | * @fn void filter_destroy_walk(gpointer,gpointer) |
852f16bb |
454 | * |
c2774e9d |
455 | * Initiate the destruction of the current gui module |
456 | * on the GTK Interface |
457 | */ |
7e7af7f2 |
458 | void |
459 | filter_destroy_walk(gpointer data, gpointer user_data) |
91ad3f0a |
460 | { |
461 | FilterViewerData *fvd = (FilterViewerData*)data; |
462 | |
c2774e9d |
463 | g_debug("CFV.c : filter_destroy_walk, %p", fvd); |
da2e1bfb |
464 | |
91ad3f0a |
465 | /* May already have been done by GTK window closing */ |
466 | if(GTK_IS_WIDGET(guifilter_get_widget(fvd))) |
467 | gtk_widget_destroy(guifilter_get_widget(fvd)); |
468 | } |
469 | |
470 | /** |
7e7af7f2 |
471 | * @fn static void destroy() |
852f16bb |
472 | * @brief plugin's destroy function |
91ad3f0a |
473 | * |
852f16bb |
474 | * This function releases the memory reserved by the module and unregisters |
475 | * everything that has been registered in the gtkTraceSet API. |
91ad3f0a |
476 | */ |
477 | static void destroy() { |
478 | |
2b99ec10 |
479 | lttvwindow_unregister_constructor(h_guifilter); |
91ad3f0a |
480 | |
481 | } |
482 | |
c2774e9d |
483 | /** |
7e7af7f2 |
484 | * @fn void callback_process_button(GtkWidget*,gpointer) |
852f16bb |
485 | * |
c2774e9d |
486 | * The Process Button callback function |
487 | * @param widget The Button widget passed to the callback function |
488 | * @param data Data sent along with the callback function |
489 | */ |
7e7af7f2 |
490 | void |
491 | callback_process_button(GtkWidget *widget, gpointer data) { |
c2774e9d |
492 | |
da2e1bfb |
493 | g_debug("callback_process_button(): Processing expression"); |
494 | |
c2774e9d |
495 | FilterViewerData *fvd = (FilterViewerData*)data; |
496 | |
1f7f7fe2 |
497 | if(strlen(gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field))) !=0) { |
498 | LttvFilter* filter = lttv_filter_new(); |
da2e1bfb |
499 | GString* s = g_string_new(gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field))); |
500 | lttv_filter_append_expression(filter,s->str); |
501 | g_string_free(s,TRUE); |
852f16bb |
502 | SetFilter(fvd->tab,filter); |
1f7f7fe2 |
503 | } |
c2774e9d |
504 | } |
505 | |
506 | /** |
7e7af7f2 |
507 | * @fn void callback_expression_field(GtkWidget*,gpointer) |
852f16bb |
508 | * |
c2774e9d |
509 | * The Add Button callback function |
510 | * @param widget The Button widget passed to the callback function |
511 | * @param data Data sent along with the callback function |
512 | */ |
7e7af7f2 |
513 | void |
514 | callback_expression_field(GtkWidget *widget, gpointer data) { |
da2e1bfb |
515 | |
c2774e9d |
516 | FilterViewerData *fvd = (FilterViewerData*)data; |
517 | |
518 | if(strlen(gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field))) !=0) { |
519 | gtk_widget_show(fvd->f_logical_op_junction_box); |
520 | } else { |
521 | gtk_widget_hide(fvd->f_logical_op_junction_box); |
522 | } |
523 | } |
524 | |
525 | |
526 | /** |
7e7af7f2 |
527 | * @fn void callback_add_button(GtkWidget*,gpointer) |
852f16bb |
528 | * |
c2774e9d |
529 | * The Add Button callback function |
530 | * @param widget The Button widget passed to the callback function |
531 | * @param data Data sent along with the callback function |
532 | */ |
7e7af7f2 |
533 | void |
534 | callback_add_button(GtkWidget *widget, gpointer data) { |
c2774e9d |
535 | |
da2e1bfb |
536 | g_debug("callback_add_button(): processing simple expressions"); |
c2774e9d |
537 | |
da2e1bfb |
538 | unsigned i; |
539 | |
c2774e9d |
540 | FilterViewerData *fvd = (FilterViewerData*)data; |
541 | FilterViewerDataLine *fvdl = NULL; |
542 | GString* a_filter_string = g_string_new(""); |
2b715e58 |
543 | |
da2e1bfb |
544 | /* |
545 | * adding linking operator to |
546 | * string |
547 | */ |
2b715e58 |
548 | GString* s; |
549 | s = g_ptr_array_index(fvd->f_logical_op_options,gtk_combo_box_get_active(GTK_COMBO_BOX(fvd->f_logical_op_junction_box))); |
2b715e58 |
550 | g_string_append(a_filter_string,s->str); |
da2e1bfb |
551 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvd->f_logical_op_junction_box),0); |
c2774e9d |
552 | |
da2e1bfb |
553 | /* begin expression */ |
2b715e58 |
554 | g_string_append_c(a_filter_string,'('); |
555 | |
da2e1bfb |
556 | /* |
557 | * For each simple expression, add the resulting string |
558 | * to the filter string |
559 | * |
560 | * Each simple expression takes the following schema |
561 | * [not operator '!',' '] [field type] [math operator '<','<=','>','>=','=','!='] [value] |
562 | */ |
c2774e9d |
563 | for(i=0;i<fvd->f_lines->len;i++) { |
564 | fvdl = (FilterViewerDataLine*)g_ptr_array_index(fvd->f_lines,i); |
1f7f7fe2 |
565 | |
566 | s = g_ptr_array_index(fvd->f_not_op_options,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_not_op_box))); |
567 | g_string_append(a_filter_string,s->str); |
2b715e58 |
568 | |
569 | s = g_ptr_array_index(fvd->f_field_options,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_field_box))); |
570 | g_string_append(a_filter_string,s->str); |
571 | |
572 | s = g_ptr_array_index(fvd->f_math_op_options,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_math_op_box))); |
573 | g_string_append(a_filter_string,s->str); |
574 | |
575 | g_string_append(a_filter_string,gtk_entry_get_text(GTK_ENTRY(fvdl->f_value_field))); |
576 | |
577 | s = g_ptr_array_index(fvd->f_logical_op_options,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_logical_op_box))); |
578 | g_string_append(a_filter_string,s->str); |
579 | |
da2e1bfb |
580 | /* |
581 | * resetting simple expression lines |
582 | */ |
c2774e9d |
583 | gui_filter_line_reset(fvdl); |
2b715e58 |
584 | if(i) gui_filter_line_set_visible(fvdl,FALSE); // Only keep the first line |
c2774e9d |
585 | } |
586 | |
da2e1bfb |
587 | /* end expression */ |
2b715e58 |
588 | g_string_append_c(a_filter_string,')'); |
c2774e9d |
589 | |
2b715e58 |
590 | g_string_prepend(a_filter_string,gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field))); |
591 | gtk_entry_set_text(GTK_ENTRY(fvd->f_expression_field),a_filter_string->str); |
c2774e9d |
592 | |
593 | } |
594 | |
595 | /** |
7e7af7f2 |
596 | * @fn void callback_logical_op_box(GtkWidget*,gpointer) |
852f16bb |
597 | * |
c2774e9d |
598 | * The logical op box callback function |
599 | * @param widget The Button widget passed to the callback function |
600 | * @param data Data sent along with the callback function |
601 | */ |
7e7af7f2 |
602 | void |
603 | callback_logical_op_box(GtkWidget *widget, gpointer data) { |
c2774e9d |
604 | |
da2e1bfb |
605 | g_debug("callback_logical_op_box(): adding new simple expression"); |
c2774e9d |
606 | |
607 | FilterViewerData *fvd = (FilterViewerData*)data; |
608 | FilterViewerDataLine *fvdl = NULL; |
609 | |
610 | int i; |
611 | for(i=0;i<fvd->f_lines->len;i++) { |
612 | fvdl = (FilterViewerDataLine*)g_ptr_array_index(fvd->f_lines,i); |
613 | if(fvdl->f_logical_op_box == widget) { |
da2e1bfb |
614 | if(gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_logical_op_box)) == 0) return; |
c2774e9d |
615 | if(i==fvd->f_lines->len-1) { /* create a new line */ |
616 | fvd->rows++; |
617 | FilterViewerDataLine* fvdl2 = gui_filter_add_line(fvd); |
618 | g_ptr_array_add(fvd->f_lines,(gpointer) fvdl2); |
619 | } else { |
620 | FilterViewerDataLine *fvdl2 = (FilterViewerDataLine*)g_ptr_array_index(fvd->f_lines,i+1); |
621 | if(!fvdl2->visible) gui_filter_line_set_visible(fvdl2,TRUE); |
622 | } |
623 | } |
624 | } |
625 | |
626 | } |
91ad3f0a |
627 | |
628 | LTTV_MODULE("guifilter", "Filter window", \ |
629 | "Graphical module that let user specify their filtering options", \ |
630 | init, destroy, "lttvwindow") |
631 | |