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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 | |
19 | #include <glib.h> |
20 | #include <string.h> |
21 | #include <gtk/gtk.h> |
22 | #include <gdk/gdk.h> |
23 | |
24 | #include <lttv/lttv.h> |
25 | #include <lttv/module.h> |
26 | #include <lttv/hook.h> |
27 | #include <lttv/filter.h> |
28 | |
29 | #include <lttvwindow/lttvwindow.h> |
30 | #include <lttvwindow/lttvwindowtraces.h> |
31 | |
32 | #include "hGuiFilterInsert.xpm" |
33 | |
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34 | /*! \file lttv/modules/gui/filter/filter.c |
35 | * \brief Graphic filter interface. |
36 | * |
37 | * The gui filter facility gives the user an easy to use |
38 | * basic interface to construct and modify at will a filter |
39 | * expression. User may either decide to write it himself in |
40 | * expression text entry or add simple expressions using the |
41 | * many choices boxes. |
42 | * |
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43 | * \note The version of gtk-2.0 currently installed on |
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44 | * my desktop misses some function of the newer |
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45 | * gtk+ api. For the time being, I'll use the older api |
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46 | * to keep compatibility with most systems. |
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47 | */ |
48 | |
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49 | typedef struct _FilterViewerData FilterViewerData; |
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50 | typedef struct _FilterViewerDataLine FilterViewerDataLine; |
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51 | |
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52 | /* |
53 | * Prototypes |
54 | */ |
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55 | GtkWidget *guifilter_get_widget(FilterViewerData *fvd); |
56 | FilterViewerData *gui_filter(Tab *tab); |
57 | void gui_filter_destructor(FilterViewerData *fvd); |
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58 | FilterViewerDataLine* gui_filter_add_line(FilterViewerData *fvd); |
59 | void gui_filter_line_set_visible(FilterViewerDataLine *fvdl, gboolean v); |
60 | void gui_filter_line_reset(FilterViewerDataLine *fvdl); |
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61 | GtkWidget* h_guifilter(Tab *tab); |
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62 | void filter_destroy_walk(gpointer data, gpointer user_data); |
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63 | |
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64 | /* |
65 | * Callback functions |
66 | */ |
67 | void callback_process_button(GtkWidget *widget, gpointer data); |
68 | void callback_add_button(GtkWidget *widget, gpointer data); |
69 | void callback_logical_op_box(GtkWidget *widget, gpointer data); |
70 | void callback_expression_field(GtkWidget *widget, gpointer data); |
71 | |
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72 | /** |
73 | * @struct _FilterViewerDataLine |
74 | * |
75 | * @brief Defines a simple expression |
76 | * This structures defines a simple |
77 | * expression whithin the main filter |
78 | * viewer data |
79 | */ |
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80 | struct _FilterViewerDataLine { |
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81 | int row; /**< row number */ |
82 | gboolean visible; /**< visible state */ |
83 | GtkWidget *f_not_op_box; /**< '!' operator (GtkComboBox) */ |
84 | GtkWidget *f_logical_op_box; /**< '&,|,^' operators (GtkComboBox) */ |
85 | GtkWidget *f_field_box; /**< field types (GtkComboBox) */ |
86 | GtkWidget *f_math_op_box; /**< '>,>=,<,<=,=,!=' operators (GtkComboBox) */ |
87 | GtkWidget *f_value_field; /**< expression's value (GtkComboBox) */ |
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88 | }; |
89 | |
90 | /** |
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91 | * @struct _FilterViewerData |
92 | * |
93 | * @brief Main structure of gui filter |
94 | * Main struct for the filter gui module |
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95 | */ |
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96 | struct _FilterViewerData { |
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97 | Tab *tab; /**< current tab of module */ |
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98 | |
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99 | GtkWidget *f_main_box; /**< main container */ |
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100 | |
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101 | GtkWidget *f_expression_field; /**< entire expression (GtkEntry) */ |
102 | GtkWidget *f_process_button; /**< process expression button (GtkButton) */ |
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103 | |
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104 | GtkWidget *f_logical_op_junction_box; /**< linking operator box (GtkComboBox) */ |
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105 | |
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106 | int rows; /**< number of rows */ |
107 | GPtrArray *f_lines; /**< array of FilterViewerDataLine */ |
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108 | |
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109 | GPtrArray *f_not_op_options; /**< array of operators types for not_op box */ |
110 | GPtrArray *f_logical_op_options; /**< array of operators types for logical_op box */ |
111 | GPtrArray *f_field_options; /**< array of field types for field box */ |
112 | GPtrArray *f_math_op_options; /**< array of operators types for math_op box */ |
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113 | |
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114 | GtkWidget *f_add_button; /**< add expression to current expression (GtkButton) */ |
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115 | |
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116 | }; |
117 | |
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118 | /** |
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119 | * @fn GtkWidget* guifilter_get_widget(FilterViewerData*) |
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120 | * |
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121 | * This function returns the current main widget |
122 | * used by this module |
123 | * @param fvd the module struct |
124 | * @return The main widget |
125 | */ |
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126 | GtkWidget* |
127 | guifilter_get_widget(FilterViewerData *fvd) |
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128 | { |
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129 | return fvd->f_main_box; |
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130 | } |
131 | |
132 | /** |
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133 | * @fn FilterViewerData* gui_filter(Tab*) |
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134 | * |
135 | * Constructor is used to create FilterViewerData data structure. |
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136 | * @param tab The tab structure used by the widget |
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137 | * @return The Filter viewer data created. |
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138 | */ |
139 | FilterViewerData* |
140 | gui_filter(Tab *tab) |
141 | { |
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142 | g_print("filter::gui_filter()"); |
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143 | |
144 | unsigned i; |
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145 | GtkCellRenderer *renderer; |
146 | GtkTreeViewColumn *column; |
147 | |
148 | FilterViewerData* fvd = g_new(FilterViewerData,1); |
149 | |
150 | fvd->tab = tab; |
151 | |
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152 | // lttvwindow_register_traceset_notify(fvd->tab, |
153 | // filter_traceset_changed, |
154 | // filter_viewer_data); |
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155 | // request_background_data(filter_viewer_data); |
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156 | |
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157 | /* |
158 | * Initiating items for |
159 | * combo boxes |
160 | */ |
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161 | fvd->f_not_op_options = g_ptr_array_new(); |
162 | g_ptr_array_add(fvd->f_not_op_options,(gpointer) g_string_new("")); |
163 | g_ptr_array_add(fvd->f_not_op_options,(gpointer) g_string_new("!")); |
164 | |
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165 | fvd->f_logical_op_options = g_ptr_array_new(); //g_array_new(FALSE,FALSE,sizeof(gchar)); |
166 | g_ptr_array_add(fvd->f_logical_op_options,(gpointer) g_string_new("")); |
167 | g_ptr_array_add(fvd->f_logical_op_options,(gpointer) g_string_new("&")); |
168 | g_ptr_array_add(fvd->f_logical_op_options,(gpointer) g_string_new("|")); |
169 | g_ptr_array_add(fvd->f_logical_op_options,(gpointer) g_string_new("!")); |
170 | g_ptr_array_add(fvd->f_logical_op_options,(gpointer) g_string_new("^")); |
171 | |
172 | fvd->f_field_options = g_ptr_array_new(); //g_array_new(FALSE,FALSE,16); |
173 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("")); |
174 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("event.name")); |
175 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("event.category")); |
176 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("event.time")); |
177 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("event.tsc")); |
178 | /* |
179 | * TODO: Add core.xml fields here ! |
180 | */ |
181 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("tracefile.name")); |
182 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("trace.name")); |
183 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("state.pid")); |
184 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("state.ppid")); |
185 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("state.creation_time")); |
186 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("state.insertion_time")); |
187 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("state.execution_mode")); |
188 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("state.execution_submode")); |
189 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("state.process_status")); |
190 | g_ptr_array_add(fvd->f_field_options,(gpointer) g_string_new("state.cpu")); |
191 | |
192 | fvd->f_math_op_options = g_ptr_array_new(); //g_array_new(FALSE,FALSE,7); |
193 | g_ptr_array_add(fvd->f_math_op_options,(gpointer) g_string_new("")); |
194 | g_ptr_array_add(fvd->f_math_op_options,(gpointer) g_string_new("=")); |
195 | g_ptr_array_add(fvd->f_math_op_options,(gpointer) g_string_new("!=")); |
196 | g_ptr_array_add(fvd->f_math_op_options,(gpointer) g_string_new("<")); |
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 | |
201 | |
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202 | /* |
203 | * Initiating GtkTable layout |
204 | * starts with 2 rows and 5 columns and |
205 | * expands when expressions added |
206 | */ |
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207 | fvd->f_main_box = gtk_table_new(3,7,FALSE); |
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208 | gtk_table_set_row_spacings(GTK_TABLE(fvd->f_main_box),5); |
209 | gtk_table_set_col_spacings(GTK_TABLE(fvd->f_main_box),5); |
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210 | |
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211 | /* |
212 | * First half of the filter window |
213 | * - textual entry of filter expression |
214 | * - processing button |
215 | */ |
216 | fvd->f_expression_field = gtk_entry_new(); //gtk_scrolled_window_new (NULL, NULL); |
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217 | // gtk_entry_set_text(GTK_ENTRY(fvd->f_expression_field),"state.cpu>0"); |
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218 | gtk_widget_show (fvd->f_expression_field); |
219 | |
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220 | g_signal_connect (G_OBJECT (fvd->f_expression_field), "changed", |
221 | G_CALLBACK (callback_expression_field), (gpointer) fvd); |
222 | |
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223 | fvd->f_process_button = gtk_button_new_with_label("Process"); |
224 | gtk_widget_show (fvd->f_process_button); |
225 | |
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226 | g_signal_connect (G_OBJECT (fvd->f_process_button), "clicked", |
227 | G_CALLBACK (callback_process_button), (gpointer) fvd); |
228 | |
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229 | gtk_table_attach( GTK_TABLE(fvd->f_main_box),fvd->f_expression_field,0,6,0,1,GTK_FILL,GTK_FILL,0,0); |
230 | 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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231 | |
232 | |
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233 | |
234 | /* |
235 | * Second half of the filter window |
236 | * - combo boxes featuring filtering options added to the expression |
237 | */ |
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238 | fvd->f_add_button = gtk_button_new_with_label("Add Expression"); |
239 | gtk_widget_show (fvd->f_add_button); |
240 | |
241 | g_signal_connect (G_OBJECT (fvd->f_add_button), "clicked", |
242 | G_CALLBACK (callback_add_button), (gpointer) fvd); |
4ed9b7ba |
243 | |
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244 | 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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245 | |
246 | fvd->f_logical_op_junction_box = gtk_combo_box_new_text(); |
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247 | for(i=0;i<fvd->f_logical_op_options->len;i++) { |
248 | GString* s = g_ptr_array_index(fvd->f_logical_op_options,i); |
249 | gtk_combo_box_append_text(GTK_COMBO_BOX(fvd->f_logical_op_junction_box), s->str); |
250 | } |
251 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvd->f_logical_op_junction_box),0); |
252 | |
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253 | //gtk_widget_show(fvd->f_logical_op_box); |
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254 | |
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255 | 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); |
256 | |
257 | /* initialize a new line */ |
258 | fvd->f_lines = g_ptr_array_new(); |
259 | fvd->rows = 1; |
260 | FilterViewerDataLine* fvdl = gui_filter_add_line(fvd); |
261 | g_ptr_array_add(fvd->f_lines,(gpointer) fvdl); |
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262 | |
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263 | /* |
264 | * show main container |
265 | */ |
4ed9b7ba |
266 | gtk_widget_show(fvd->f_main_box); |
267 | |
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268 | |
269 | g_object_set_data_full( |
270 | G_OBJECT(guifilter_get_widget(fvd)), |
271 | "filter_viewer_data", |
272 | fvd, |
273 | (GDestroyNotify)gui_filter_destructor); |
274 | |
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275 | |
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276 | return fvd; |
277 | } |
278 | |
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279 | /** |
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280 | * @fn FilterViewerDataLine* gui_filter_add_line(FilterViewerData*) |
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281 | * |
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282 | * Adds a filter option line on the module tab |
283 | * @param fvd The filter module structure |
284 | * @return The line structure |
285 | */ |
286 | FilterViewerDataLine* |
287 | gui_filter_add_line(FilterViewerData* fvd) { |
288 | |
289 | FilterViewerDataLine* fvdl = g_new(FilterViewerDataLine,1); |
290 | |
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291 | unsigned i; |
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292 | fvdl->row = fvd->rows; |
293 | fvdl->visible = TRUE; |
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294 | |
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295 | fvdl->f_not_op_box = gtk_combo_box_new_text(); |
296 | for(i=0;i<fvd->f_not_op_options->len;i++) { |
297 | GString* s = g_ptr_array_index(fvd->f_not_op_options,i); |
298 | gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl->f_not_op_box), s->str); |
299 | } |
300 | |
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301 | fvdl->f_field_box = gtk_combo_box_new_text(); |
302 | for(i=0;i<fvd->f_field_options->len;i++) { |
303 | GString* s = g_ptr_array_index(fvd->f_field_options,i); |
1f7f7fe2 |
304 | // g_print("String field: %s\n",s->str); |
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305 | gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl->f_field_box), s->str); |
306 | } |
307 | |
308 | fvdl->f_math_op_box = gtk_combo_box_new_text(); |
309 | for(i=0;i<fvd->f_math_op_options->len;i++) { |
310 | GString* s = g_ptr_array_index(fvd->f_math_op_options,i); |
311 | gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl->f_math_op_box), s->str); |
312 | } |
313 | |
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314 | fvdl->f_value_field = gtk_entry_new(); |
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315 | |
316 | fvdl->f_logical_op_box = gtk_combo_box_new_text(); |
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317 | for(i=0;i<fvd->f_logical_op_options->len;i++) { |
318 | GString* s = g_ptr_array_index(fvd->f_logical_op_options,i); |
319 | gtk_combo_box_append_text(GTK_COMBO_BOX(fvdl->f_logical_op_box), s->str); |
320 | } |
c2774e9d |
321 | gtk_widget_set_events(fvdl->f_logical_op_box, |
322 | GDK_ENTER_NOTIFY_MASK | |
323 | GDK_LEAVE_NOTIFY_MASK | |
324 | GDK_FOCUS_CHANGE_MASK); |
325 | |
326 | g_signal_connect (G_OBJECT (fvdl->f_logical_op_box), "changed", |
327 | G_CALLBACK (callback_logical_op_box), (gpointer) fvd); |
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328 | |
329 | gui_filter_line_reset(fvdl); |
330 | gui_filter_line_set_visible(fvdl,TRUE); |
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331 | |
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332 | 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); |
333 | 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); |
334 | 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); |
335 | 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); |
336 | 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 |
337 | |
338 | return fvdl; |
339 | } |
340 | |
852f16bb |
341 | /** |
7e7af7f2 |
342 | * @fn void gui_filter_line_set_visible(FilterViewerDataLine*,gboolean) |
852f16bb |
343 | * |
344 | * Change visible state of current FilterViewerDataLine |
345 | * @param fvdl pointer to the current FilterViewerDataLine |
346 | * @param v TRUE: sets visible, FALSE: sets invisible |
347 | */ |
7e7af7f2 |
348 | void |
349 | gui_filter_line_set_visible(FilterViewerDataLine *fvdl, gboolean v) { |
c2774e9d |
350 | |
351 | fvdl->visible = v; |
352 | if(v) { |
1f7f7fe2 |
353 | gtk_widget_show(fvdl->f_not_op_box); |
2b715e58 |
354 | gtk_widget_show(fvdl->f_field_box); |
c2774e9d |
355 | gtk_widget_show(fvdl->f_math_op_box); |
356 | gtk_widget_show(fvdl->f_value_field); |
357 | gtk_widget_show(fvdl->f_logical_op_box); |
358 | } else { |
1f7f7fe2 |
359 | gtk_widget_hide(fvdl->f_not_op_box); |
2b715e58 |
360 | gtk_widget_hide(fvdl->f_field_box); |
c2774e9d |
361 | gtk_widget_hide(fvdl->f_math_op_box); |
362 | gtk_widget_hide(fvdl->f_value_field); |
363 | gtk_widget_hide(fvdl->f_logical_op_box); |
364 | } |
365 | |
366 | } |
367 | |
852f16bb |
368 | /** |
7e7af7f2 |
369 | * @fn void gui_filter_line_reset(FilterViewerDataLine*) |
852f16bb |
370 | * |
371 | * Sets selections of all boxes in current FilterViewerDataLine |
372 | * to default value (0) |
373 | * @param fvdl pointer to current FilterViewerDataLine |
374 | */ |
7e7af7f2 |
375 | void |
376 | gui_filter_line_reset(FilterViewerDataLine *fvdl) { |
c2774e9d |
377 | |
1f7f7fe2 |
378 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl->f_not_op_box),0); |
2b715e58 |
379 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl->f_field_box),0); |
c2774e9d |
380 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl->f_math_op_box),0); |
da2e1bfb |
381 | gtk_entry_set_text(GTK_ENTRY(fvdl->f_value_field),""); |
c2774e9d |
382 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvdl->f_logical_op_box),0); |
383 | } |
384 | |
385 | /** |
7e7af7f2 |
386 | * @fn void gui_filter_destructor(FilterViewerData*) |
852f16bb |
387 | * |
c2774e9d |
388 | * Destructor for the filter gui module |
389 | * @param fvd The module structure |
390 | */ |
91ad3f0a |
391 | void |
392 | gui_filter_destructor(FilterViewerData *fvd) |
393 | { |
394 | Tab *tab = fvd->tab; |
395 | |
396 | /* May already been done by GTK window closing */ |
397 | if(GTK_IS_WIDGET(guifilter_get_widget(fvd))){ |
398 | g_info("widget still exists"); |
399 | } |
da2e1bfb |
400 | // if(tab != NULL) { |
401 | // lttvwindow_unregister_traceset_notify(fvd->tab, |
402 | // filter_traceset_changed, |
403 | // filter_viewer_data); |
404 | // } |
91ad3f0a |
405 | lttvwindowtraces_background_notify_remove(fvd); |
406 | |
407 | g_free(fvd); |
408 | } |
409 | |
91ad3f0a |
410 | |
411 | /** |
7e7af7f2 |
412 | * @fn GtkWidget* h_guifilter(Tab*) |
852f16bb |
413 | * |
414 | * Filter Module's constructor hook |
91ad3f0a |
415 | * |
852f16bb |
416 | * This constructor is given as a parameter to the menuitem and toolbar button |
417 | * registration. It creates the list. |
418 | * @param tab A pointer to the parent window. |
419 | * @return The widget created. |
91ad3f0a |
420 | */ |
421 | GtkWidget * |
2b99ec10 |
422 | h_guifilter(Tab *tab) |
91ad3f0a |
423 | { |
424 | FilterViewerData* f = gui_filter(tab) ; |
425 | |
426 | if(f) |
427 | return guifilter_get_widget(f); |
428 | else return NULL; |
429 | |
430 | } |
431 | |
91ad3f0a |
432 | /** |
7e7af7f2 |
433 | * @fn static void init() |
852f16bb |
434 | * |
435 | * This function initializes the Filter Viewer functionnality through the |
436 | * gtkTraceSet API. |
91ad3f0a |
437 | */ |
438 | static void init() { |
439 | |
440 | lttvwindow_register_constructor("guifilter", |
441 | "/", |
442 | "Insert Filter Module", |
443 | hGuiFilterInsert_xpm, |
444 | "Insert Filter Module", |
2b99ec10 |
445 | h_guifilter); |
91ad3f0a |
446 | } |
447 | |
c2774e9d |
448 | /** |
7e7af7f2 |
449 | * @fn void filter_destroy_walk(gpointer,gpointer) |
852f16bb |
450 | * |
c2774e9d |
451 | * Initiate the destruction of the current gui module |
452 | * on the GTK Interface |
453 | */ |
7e7af7f2 |
454 | void |
455 | filter_destroy_walk(gpointer data, gpointer user_data) |
91ad3f0a |
456 | { |
457 | FilterViewerData *fvd = (FilterViewerData*)data; |
458 | |
c2774e9d |
459 | g_debug("CFV.c : filter_destroy_walk, %p", fvd); |
da2e1bfb |
460 | |
91ad3f0a |
461 | /* May already have been done by GTK window closing */ |
462 | if(GTK_IS_WIDGET(guifilter_get_widget(fvd))) |
463 | gtk_widget_destroy(guifilter_get_widget(fvd)); |
464 | } |
465 | |
466 | /** |
7e7af7f2 |
467 | * @fn static void destroy() |
852f16bb |
468 | * @brief plugin's destroy function |
91ad3f0a |
469 | * |
852f16bb |
470 | * This function releases the memory reserved by the module and unregisters |
471 | * everything that has been registered in the gtkTraceSet API. |
91ad3f0a |
472 | */ |
473 | static void destroy() { |
474 | |
2b99ec10 |
475 | lttvwindow_unregister_constructor(h_guifilter); |
91ad3f0a |
476 | |
477 | } |
478 | |
c2774e9d |
479 | /** |
7e7af7f2 |
480 | * @fn void callback_process_button(GtkWidget*,gpointer) |
852f16bb |
481 | * |
c2774e9d |
482 | * The Process Button callback function |
483 | * @param widget The Button widget passed to the callback function |
484 | * @param data Data sent along with the callback function |
485 | */ |
7e7af7f2 |
486 | void |
487 | callback_process_button(GtkWidget *widget, gpointer data) { |
c2774e9d |
488 | |
da2e1bfb |
489 | g_debug("callback_process_button(): Processing expression"); |
490 | |
c2774e9d |
491 | FilterViewerData *fvd = (FilterViewerData*)data; |
492 | |
1f7f7fe2 |
493 | if(strlen(gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field))) !=0) { |
494 | LttvFilter* filter = lttv_filter_new(); |
da2e1bfb |
495 | GString* s = g_string_new(gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field))); |
496 | lttv_filter_append_expression(filter,s->str); |
497 | g_string_free(s,TRUE); |
852f16bb |
498 | SetFilter(fvd->tab,filter); |
1f7f7fe2 |
499 | } |
c2774e9d |
500 | } |
501 | |
502 | /** |
7e7af7f2 |
503 | * @fn void callback_expression_field(GtkWidget*,gpointer) |
852f16bb |
504 | * |
c2774e9d |
505 | * The Add Button callback function |
506 | * @param widget The Button widget passed to the callback function |
507 | * @param data Data sent along with the callback function |
508 | */ |
7e7af7f2 |
509 | void |
510 | callback_expression_field(GtkWidget *widget, gpointer data) { |
da2e1bfb |
511 | |
c2774e9d |
512 | FilterViewerData *fvd = (FilterViewerData*)data; |
513 | |
514 | if(strlen(gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field))) !=0) { |
515 | gtk_widget_show(fvd->f_logical_op_junction_box); |
516 | } else { |
517 | gtk_widget_hide(fvd->f_logical_op_junction_box); |
518 | } |
519 | } |
520 | |
521 | |
522 | /** |
7e7af7f2 |
523 | * @fn void callback_add_button(GtkWidget*,gpointer) |
852f16bb |
524 | * |
c2774e9d |
525 | * The Add Button callback function |
526 | * @param widget The Button widget passed to the callback function |
527 | * @param data Data sent along with the callback function |
528 | */ |
7e7af7f2 |
529 | void |
530 | callback_add_button(GtkWidget *widget, gpointer data) { |
c2774e9d |
531 | |
da2e1bfb |
532 | g_debug("callback_add_button(): processing simple expressions"); |
c2774e9d |
533 | |
da2e1bfb |
534 | unsigned i; |
535 | |
c2774e9d |
536 | FilterViewerData *fvd = (FilterViewerData*)data; |
537 | FilterViewerDataLine *fvdl = NULL; |
538 | GString* a_filter_string = g_string_new(""); |
2b715e58 |
539 | |
da2e1bfb |
540 | /* |
541 | * adding linking operator to |
542 | * string |
543 | */ |
2b715e58 |
544 | GString* s; |
545 | 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 |
546 | g_string_append(a_filter_string,s->str); |
da2e1bfb |
547 | gtk_combo_box_set_active(GTK_COMBO_BOX(fvd->f_logical_op_junction_box),0); |
c2774e9d |
548 | |
da2e1bfb |
549 | /* begin expression */ |
2b715e58 |
550 | g_string_append_c(a_filter_string,'('); |
551 | |
da2e1bfb |
552 | /* |
553 | * For each simple expression, add the resulting string |
554 | * to the filter string |
555 | * |
556 | * Each simple expression takes the following schema |
557 | * [not operator '!',' '] [field type] [math operator '<','<=','>','>=','=','!='] [value] |
558 | */ |
c2774e9d |
559 | for(i=0;i<fvd->f_lines->len;i++) { |
560 | fvdl = (FilterViewerDataLine*)g_ptr_array_index(fvd->f_lines,i); |
1f7f7fe2 |
561 | |
562 | s = g_ptr_array_index(fvd->f_not_op_options,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_not_op_box))); |
563 | g_string_append(a_filter_string,s->str); |
2b715e58 |
564 | |
565 | s = g_ptr_array_index(fvd->f_field_options,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_field_box))); |
566 | g_string_append(a_filter_string,s->str); |
567 | |
568 | s = g_ptr_array_index(fvd->f_math_op_options,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_math_op_box))); |
569 | g_string_append(a_filter_string,s->str); |
570 | |
571 | g_string_append(a_filter_string,gtk_entry_get_text(GTK_ENTRY(fvdl->f_value_field))); |
572 | |
573 | s = g_ptr_array_index(fvd->f_logical_op_options,gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_logical_op_box))); |
574 | g_string_append(a_filter_string,s->str); |
575 | |
da2e1bfb |
576 | /* |
577 | * resetting simple expression lines |
578 | */ |
c2774e9d |
579 | gui_filter_line_reset(fvdl); |
2b715e58 |
580 | if(i) gui_filter_line_set_visible(fvdl,FALSE); // Only keep the first line |
c2774e9d |
581 | } |
582 | |
da2e1bfb |
583 | /* end expression */ |
2b715e58 |
584 | g_string_append_c(a_filter_string,')'); |
c2774e9d |
585 | |
2b715e58 |
586 | g_string_prepend(a_filter_string,gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field))); |
587 | gtk_entry_set_text(GTK_ENTRY(fvd->f_expression_field),a_filter_string->str); |
c2774e9d |
588 | |
589 | } |
590 | |
591 | /** |
7e7af7f2 |
592 | * @fn void callback_logical_op_box(GtkWidget*,gpointer) |
852f16bb |
593 | * |
c2774e9d |
594 | * The logical op box callback function |
595 | * @param widget The Button widget passed to the callback function |
596 | * @param data Data sent along with the callback function |
597 | */ |
7e7af7f2 |
598 | void |
599 | callback_logical_op_box(GtkWidget *widget, gpointer data) { |
c2774e9d |
600 | |
da2e1bfb |
601 | g_debug("callback_logical_op_box(): adding new simple expression"); |
c2774e9d |
602 | |
603 | FilterViewerData *fvd = (FilterViewerData*)data; |
604 | FilterViewerDataLine *fvdl = NULL; |
605 | |
606 | int i; |
607 | for(i=0;i<fvd->f_lines->len;i++) { |
608 | fvdl = (FilterViewerDataLine*)g_ptr_array_index(fvd->f_lines,i); |
609 | if(fvdl->f_logical_op_box == widget) { |
da2e1bfb |
610 | if(gtk_combo_box_get_active(GTK_COMBO_BOX(fvdl->f_logical_op_box)) == 0) return; |
c2774e9d |
611 | if(i==fvd->f_lines->len-1) { /* create a new line */ |
612 | fvd->rows++; |
613 | FilterViewerDataLine* fvdl2 = gui_filter_add_line(fvd); |
614 | g_ptr_array_add(fvd->f_lines,(gpointer) fvdl2); |
615 | } else { |
616 | FilterViewerDataLine *fvdl2 = (FilterViewerDataLine*)g_ptr_array_index(fvd->f_lines,i+1); |
617 | if(!fvdl2->visible) gui_filter_line_set_visible(fvdl2,TRUE); |
618 | } |
619 | } |
620 | } |
621 | |
622 | } |
91ad3f0a |
623 | |
624 | LTTV_MODULE("guifilter", "Filter window", \ |
625 | "Graphical module that let user specify their filtering options", \ |
626 | init, destroy, "lttvwindow") |
627 | |