src/ui_sensorlist.c

   1 /*
   2  * Copyright (C) 2010-2012 jeanfi@gmail.com
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301 USA
  18  */
  19 #include <stdlib.h>
  20 #include <string.h>
  21
  22 #include "ui.h"
  23 #include "ui_pref.h"
  24 #include "ui_sensorlist.h"
  25 #include "ui_sensorpref.h"
  26 #include "cfg.h"
  27 #include "ui_color.h"
  28 #include "compat.h"
  29
  30 enum {
  31         COL_NAME = 0,
  32         COL_TEMP,
  33         COL_TEMP_MIN,
  34         COL_TEMP_MAX,
  35         COL_COLOR,
  36         COL_COLOR_STR,
  37         COL_ENABLED,
  38         COL_EMPTY,
  39         COLS_COUNT
  40 };
  41
  42 struct cb_data {
  43         struct ui_psensor *ui;
  44         struct psensor *sensor;
  45 };
  46
  47 static int col_index_to_col(int idx)
  48 {
  49         if (idx == 5)
  50                 return COL_ENABLED;
  51         else if (idx > 5)
  52                 return -1;
  53
  54         return idx;
  55 }
  56
  57 void ui_sensorlist_update(struct ui_psensor *ui)
  58 {
  59         char *str;
  60         struct psensor *s;
  61         GtkTreeIter iter;
  62         struct ui_sensorlist *ui_sl = ui->ui_sensorlist;
  63         GtkTreeModel *model
  64             = gtk_tree_view_get_model(ui_sl->treeview);
  65         gboolean valid = gtk_tree_model_get_iter_first(model, &iter);
  66         struct psensor **sensor = ui->sensors;
  67         int use_celcius;
  68
  69         use_celcius = ui->config->temperature_unit == CELCIUS;
  70
  71         while (valid && *sensor) {
  72                 s = *sensor;
  73
  74                 str = psensor_value_to_str(s->type,
  75                                            s->measures[s->values_max_length -
  76                                                        1].value,
  77                                            use_celcius);
  78
  79                 gtk_list_store_set(GTK_LIST_STORE(model), &iter, COL_TEMP, str,
  80                                    -1);
  81                 free(str);
  82
  83                 str = psensor_value_to_str(s->type, s->min, use_celcius);
  84                 gtk_list_store_set(GTK_LIST_STORE(model), &iter,
  85                                    COL_TEMP_MIN, str, -1);
  86                 free(str);
  87
  88                 str = psensor_value_to_str(s->type, s->max, use_celcius);
  89                 gtk_list_store_set(GTK_LIST_STORE(model), &iter,
  90                                    COL_TEMP_MAX, str, -1);
  91                 free(str);
  92
  93                 valid = gtk_tree_model_iter_next(model, &iter);
  94                 sensor++;
  95         }
  96 }
  97
  98 /*
  99  * Returns the sensor corresponding to the x/y position
 100  * in the table.
 101  *
 102  * <null> if none.
 103  */
 104 static struct psensor *
 105 get_sensor_at_pos(GtkTreeView *view, int x, int y, struct psensor **sensors)
 106 {
 107         GtkTreePath *path;
 108
 109         gtk_tree_view_get_path_at_pos(view, x, y, &path, NULL, NULL, NULL);
 110
 111         if (path) {
 112                 gint *i = gtk_tree_path_get_indices(path);
 113                 if (i)
 114                         return *(sensors + *i);
 115         }
 116         return NULL;
 117 }
 118
 119 /*
 120  * Returns the index of the column corresponding
 121  * to the x position in the table.
 122  *
 123  * -1 if none
 124  */
 125 static int get_col_index_at_pos(GtkTreeView *view, int x)
 126 {
 127         GList *columns = gtk_tree_view_get_columns(view);
 128         GList *node;
 129         int colx = 0;
 130         int coli = 0;
 131
 132         for (node = columns; node; node = node->next) {
 133                 GtkTreeViewColumn *checkcol = (GtkTreeViewColumn *) node->data;
 134
 135                 if (x >= colx &&
 136                     x < (colx + gtk_tree_view_column_get_width(checkcol)))
 137                         return coli;
 138                 else
 139                         colx += gtk_tree_view_column_get_width(checkcol);
 140
 141                 coli++;
 142         }
 143
 144         return -1;
 145 }
 146
 147 void ui_sensorlist_update_sensors_preferences(struct ui_psensor *ui)
 148 {
 149         GtkTreeIter iter;
 150         GtkTreeModel *model
 151             = gtk_tree_view_get_model(ui->ui_sensorlist->treeview);
 152         gboolean valid = gtk_tree_model_get_iter_first(model, &iter);
 153         struct psensor **sensor = ui->ui_sensorlist->sensors;
 154
 155         while (valid && *sensor) {
 156                 GdkColor color;
 157                 gchar *scolor;
 158
 159                 color.red = (*sensor)->color->red;
 160                 color.green = (*sensor)->color->green;
 161                 color.blue = (*sensor)->color->blue;
 162
 163                 scolor = gdk_color_to_string(&color);
 164
 165                 gtk_list_store_set(GTK_LIST_STORE(model),
 166                                    &iter, COL_NAME, (*sensor)->name, -1);
 167
 168                 gtk_list_store_set(GTK_LIST_STORE(model),
 169                                    &iter, COL_COLOR_STR, scolor, -1);
 170
 171                 gtk_list_store_set(GTK_LIST_STORE(model),
 172                                    &iter, COL_ENABLED, (*sensor)->enabled, -1);
 173
 174                 free(scolor);
 175
 176                 valid = gtk_tree_model_iter_next(model, &iter);
 177                 sensor++;
 178         }
 179 }
 180
 181 static void on_preferences_activated(GtkWidget *menu_item, gpointer data)
 182 {
 183         struct cb_data *cb_data = data;
 184
 185         ui_sensorpref_dialog_run(cb_data->sensor, cb_data->ui);
 186 }
 187
 188 static GtkWidget *create_sensor_popup(struct ui_psensor *ui,
 189                                       struct psensor *sensor)
 190 {
 191         GtkWidget *menu;
 192         GtkWidget *item;
 193         GtkWidget *separator;
 194         struct cb_data *data;
 195
 196         menu = gtk_menu_new();
 197
 198         item = gtk_menu_item_new_with_label(sensor->name);
 199         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
 200
 201         separator = gtk_separator_menu_item_new();
 202         gtk_menu_shell_append(GTK_MENU_SHELL(menu), separator);
 203
 204         item = gtk_menu_item_new_with_label(_("Preferences"));
 205         gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
 206
 207         data = malloc(sizeof(struct cb_data));
 208         data->ui = ui;
 209         data->sensor = sensor;
 210
 211         g_signal_connect(item,
 212                          "activate",
 213                          G_CALLBACK(on_preferences_activated), data);
 214
 215         gtk_widget_show_all(menu);
 216
 217         return menu;
 218 }
 219
 220 static int on_clicked(GtkWidget *widget, GdkEventButton *event, gpointer data)
 221 {
 222         struct ui_psensor *ui = (struct ui_psensor *)data;
 223         GtkTreeView *view = ui->ui_sensorlist->treeview;
 224
 225         struct psensor *sensor = get_sensor_at_pos(view,
 226                                                    event->x,
 227                                                    event->y,
 228                                                    ui->sensors);
 229
 230         if (sensor) {
 231                 int coli = col_index_to_col(get_col_index_at_pos(view,
 232                                                                  event->x));
 233
 234                 if (coli == COL_COLOR) {
 235                         if (ui_change_color(_("Select foreground color"),
 236                                             sensor->color)) {
 237                                 ui_sensorlist_update_sensors_preferences(ui);
 238                                 config_set_sensor_color(sensor->id,
 239                                                         sensor->color);
 240                         }
 241                 } else if (coli >= 0 && coli != COL_ENABLED) {
 242                         GtkWidget *menu = create_sensor_popup(ui,
 243                                                               sensor);
 244
 245                         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL,
 246                                        event->button, event->time);
 247
 248                 }
 249
 250         }
 251         return FALSE;
 252 }
 253
 254 static void
 255 on_toggled(GtkCellRendererToggle *cell, gchar *path_str, gpointer data)
 256 {
 257         struct ui_sensorlist *list = (struct ui_sensorlist *)data;
 258         GtkTreeModel *model
 259             = gtk_tree_view_get_model(list->treeview);
 260         GtkTreeIter iter;
 261         GtkTreePath *path = gtk_tree_path_new_from_string(path_str);
 262         gboolean fixed;
 263         gint *i;
 264
 265         gtk_tree_model_get_iter(model, &iter, path);
 266         gtk_tree_model_get(model, &iter, COL_ENABLED, &fixed, -1);
 267
 268         fixed ^= 1;
 269
 270         i = gtk_tree_path_get_indices(path);
 271         if (i) {
 272                 int n = *i;
 273                 struct psensor **sensor = list->sensors;
 274                 while (n--)
 275                         sensor++;
 276                 (*sensor)->enabled = fixed;
 277                 config_set_sensor_enabled((*sensor)->id, (*sensor)->enabled);
 278         }
 279
 280         gtk_list_store_set(GTK_LIST_STORE(model),
 281                            &iter, COL_ENABLED, fixed, -1);
 282
 283         gtk_tree_path_free(path);
 284 }
 285
 286 static void create_widget(struct ui_psensor *ui)
 287 {
 288         GtkListStore *store;
 289         GtkCellRenderer *renderer;
 290         struct psensor **s_cur = ui->sensors;
 291         struct ui_sensorlist *ui_sl = ui->ui_sensorlist;
 292
 293         store = gtk_list_store_new(COLS_COUNT,
 294                                    G_TYPE_STRING,
 295                                    G_TYPE_STRING,
 296                                    G_TYPE_STRING,
 297                                    G_TYPE_STRING,
 298                                    G_TYPE_STRING,
 299                                    G_TYPE_STRING,
 300                                    G_TYPE_BOOLEAN, G_TYPE_STRING);
 301
 302         ui_sl->treeview = GTK_TREE_VIEW
 303                 (gtk_tree_view_new_with_model(GTK_TREE_MODEL(store)));
 304
 305         gtk_tree_selection_set_mode
 306                 (gtk_tree_view_get_selection(ui_sl->treeview),
 307                  GTK_SELECTION_NONE);
 308
 309         renderer = gtk_cell_renderer_text_new();
 310         gtk_tree_view_insert_column_with_attributes(ui_sl->treeview,
 311                                                     -1,
 312                                                     _("Sensor"),
 313                                                     renderer,
 314                                                     "text", COL_NAME, NULL);
 315
 316         gtk_tree_view_insert_column_with_attributes(ui_sl->treeview,
 317                                                     -1,
 318                                                     _("Value"),
 319                                                     renderer,
 320                                                     "text", COL_TEMP, NULL);
 321
 322         gtk_tree_view_insert_column_with_attributes(ui_sl->treeview,
 323                                                     -1,
 324                                                     _("Min"),
 325                                                     renderer,
 326                                                     "text", COL_TEMP_MIN, NULL);
 327
 328         gtk_tree_view_insert_column_with_attributes(ui_sl->treeview,
 329                                                     -1,
 330                                                     _("Max"),
 331                                                     renderer,
 332                                                     "text", COL_TEMP_MAX, NULL);
 333
 334         renderer = gtk_cell_renderer_text_new();
 335         gtk_tree_view_insert_column_with_attributes(ui_sl->treeview,
 336                                                     -1,
 337                                                     _("Color"),
 338                                                     renderer,
 339                                                     "text", COL_COLOR,
 340                                                     "background", COL_COLOR_STR,
 341                                                     NULL);
 342
 343         g_signal_connect(ui_sl->treeview,
 344                          "button-press-event", (GCallback) on_clicked, ui);
 345
 346         renderer = gtk_cell_renderer_toggle_new();
 347         gtk_tree_view_insert_column_with_attributes(ui_sl->treeview,
 348                                                     -1,
 349                                                     _("Graph"),
 350                                                     renderer,
 351                                                     "active", COL_ENABLED,
 352                                                     NULL);
 353         g_signal_connect(G_OBJECT(renderer),
 354                          "toggled", (GCallback) on_toggled, ui_sl);
 355
 356         renderer = gtk_cell_renderer_text_new();
 357         gtk_tree_view_insert_column_with_attributes(ui_sl->treeview,
 358                                                     -1,
 359                                                     "",
 360                                                     renderer,
 361                                                     "text", COL_EMPTY, NULL);
 362
 363         while (*s_cur) {
 364                 GtkTreeIter iter;
 365                 GdkColor color;
 366                 gchar *scolor;
 367                 struct psensor *s = *s_cur;
 368
 369                 color.red = s->color->red;
 370                 color.green = s->color->green;
 371                 color.blue = s->color->blue;
 372
 373                 scolor = gdk_color_to_string(&color);
 374
 375                 gtk_list_store_append(store, &iter);
 376                 gtk_list_store_set(store, &iter,
 377                                    COL_NAME, s->name,
 378                                    COL_TEMP, _("N/A"),
 379                                    COL_TEMP_MIN, _("N/A"),
 380                                    COL_TEMP_MAX, _("N/A"),
 381                                    COL_COLOR_STR, scolor,
 382                                    COL_ENABLED, s->enabled, -1);
 383
 384                 free(scolor);
 385
 386                 s_cur++;
 387         }
 388
 389         ui_sl->widget = gtk_scrolled_window_new(NULL, NULL);
 390         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(ui_sl->widget),
 391                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 392         gtk_container_add(GTK_CONTAINER(ui_sl->widget),
 393                           GTK_WIDGET(ui_sl->treeview));
 394 }
 395
 396 void ui_sensorlist_create(struct ui_psensor *ui)
 397 {
 398         ui->ui_sensorlist = malloc(sizeof(struct ui_sensorlist));
 399         ui->ui_sensorlist->sensors = ui->sensors;
 400
 401         create_widget(ui);
 402 }