divelist.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <string.h>
   4 #include <time.h>
   5
   6 #include "divelist.h"
   7 #include "dive.h"
   8 #include "display.h"
   9
  10 static void selection_cb(GtkTreeSelection *selection, GtkTreeModel *model)
  11 {
  12         GtkTreeIter iter;
  13         GValue value = {0, };
  14
  15         if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
  16                 return;
  17
  18         gtk_tree_model_get_value(model, &iter, 6, &value);
  19         selected_dive = g_value_get_int(&value);
  20         repaint_dive();
  21 }
  22
  23 static gboolean set_one_dive(GtkTreeModel *model,
  24                              GtkTreePath *path,
  25                              GtkTreeIter *iter,
  26                              gpointer data)
  27 {
  28         int len;
  29         GValue value = {0, };
  30         struct dive *dive;
  31         char buffer[256], *datestr, *depth, *duration;
  32         struct tm *tm;
  33         int integer, frac;
  34
  35         /* Get the dive number */
  36         gtk_tree_model_get_value(model, iter, 6, &value);
  37         dive = get_dive(g_value_get_int(&value));
  38         if (!dive)
  39                 return TRUE;
  40
  41         tm = gmtime(&dive->when);
  42         len = snprintf(buffer, sizeof(buffer),
  43                 "%02d.%02d.%02d %02d:%02d",
  44                 tm->tm_mday, tm->tm_mon+1, tm->tm_year % 100,
  45                 tm->tm_hour, tm->tm_min);
  46         datestr = malloc(len+1);
  47         memcpy(datestr, buffer, len+1);
  48
  49         switch (output_units.length) {
  50         unsigned int depth;
  51         case METERS:
  52                 depth = (dive->maxdepth.mm + 49) / 100;
  53                 integer = depth / 10;
  54                 frac = depth % 10;
  55                 if (integer < 20)
  56                         break;
  57                 frac = -1;
  58                 /* Rounding? */
  59                 break;
  60         case FEET:
  61                 integer = to_feet(dive->maxdepth);
  62                 frac = -1;
  63         }
  64         len = snprintf(buffer, sizeof(buffer),
  65                        "%d", integer);
  66         if (frac >= 0)
  67                 len += snprintf(buffer+len, sizeof(buffer)-len,
  68                         ".%d", frac);
  69         depth = malloc(len + 1);
  70         memcpy(depth, buffer, len+1);
  71
  72         len = snprintf(buffer, sizeof(buffer),
  73                        "%d", dive->duration.seconds / 60);
  74         duration = malloc(len + 1);
  75         memcpy(duration, buffer, len+1);
  76
  77         gtk_list_store_set(GTK_LIST_STORE(model), iter,
  78                 0, datestr,
  79                 2, depth,
  80                 4, duration,
  81                 -1);
  82
  83         return FALSE;
  84 }
  85
  86 void update_dive_list_units(struct DiveList *dive_list)
  87 {
  88         const char *unit;
  89         GtkTreeModel *model = GTK_TREE_MODEL(dive_list->model);
  90
  91         switch (output_units.length) {
  92         case METERS:
  93                 unit = "m";
  94                 break;
  95         case FEET:
  96                 unit = "ft";
  97                 break;
  98         }
  99         gtk_tree_view_column_set_title(dive_list->depth, unit);
 100
 101         gtk_tree_model_foreach(model, set_one_dive, NULL);
 102 }
 103
 104 static void fill_dive_list(struct DiveList *dive_list)
 105 {
 106         int i;
 107         GtkTreeIter iter;
 108         GtkListStore *store;
 109
 110         store = GTK_LIST_STORE(dive_list->model);
 111
 112         for (i = 0; i < dive_table.nr; i++) {
 113                 struct dive *dive = dive_table.dives[i];
 114
 115                 gtk_list_store_append(store, &iter);
 116                 gtk_list_store_set(store, &iter,
 117                         0, "date",
 118                         1, dive->when,
 119                         2, "depth",
 120                         3, dive->maxdepth,
 121                         4, "duration",
 122                         5, dive->duration.seconds,
 123                         6, i,
 124                         -1);
 125         }
 126
 127         update_dive_list_units(dive_list);
 128 }
 129
 130 void dive_list_update_dives(struct DiveList dive_list)
 131 {
 132         gtk_list_store_clear(GTK_LIST_STORE(dive_list.model));
 133         fill_dive_list(&dive_list);
 134         repaint_dive();
 135 }
 136
 137 struct DiveList dive_list_create(void)
 138 {
 139         struct DiveList    dive_list;
 140         GtkTreeSelection  *selection;
 141         GtkCellRenderer   *renderer;
 142         GtkTreeViewColumn *col;
 143
 144         dive_list.model = gtk_list_store_new(7,
 145                                    G_TYPE_STRING, G_TYPE_INT,
 146                                    G_TYPE_STRING, G_TYPE_INT,
 147                                    G_TYPE_STRING, G_TYPE_INT,
 148                                    G_TYPE_INT);
 149         dive_list.tree_view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(dive_list.model));
 150         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(dive_list.tree_view));
 151
 152         gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_BROWSE);
 153         gtk_widget_set_size_request(dive_list.tree_view, 200, 100);
 154
 155         renderer = gtk_cell_renderer_text_new();
 156         dive_list.date = col = gtk_tree_view_column_new();
 157         gtk_tree_view_column_set_title(col, "Date");
 158         gtk_tree_view_column_set_sort_column_id(col, 1);
 159         gtk_tree_view_column_set_resizable (col, TRUE);
 160         gtk_tree_view_column_pack_start(col, renderer, TRUE);
 161         gtk_tree_view_column_add_attribute(col, renderer, "text", 0);
 162         gtk_tree_view_append_column(GTK_TREE_VIEW(dive_list.tree_view), col);
 163
 164         renderer = gtk_cell_renderer_text_new();
 165         dive_list.depth = col = gtk_tree_view_column_new();
 166         gtk_tree_view_column_set_title(col, "ft");
 167         gtk_tree_view_column_set_sort_column_id(col, 3);
 168         gtk_tree_view_column_pack_start(col, renderer, FALSE);
 169         gtk_tree_view_column_add_attribute(col, renderer, "text", 2);
 170         gtk_tree_view_append_column(GTK_TREE_VIEW(dive_list.tree_view), col);
 171         gtk_object_set(GTK_OBJECT(renderer), "alignment", PANGO_ALIGN_RIGHT, NULL);
 172         gtk_cell_renderer_set_alignment(GTK_CELL_RENDERER(renderer), 1.0, 0.5);
 173
 174         renderer = gtk_cell_renderer_text_new();
 175         dive_list.duration = col = gtk_tree_view_column_new();
 176         gtk_tree_view_column_set_title(col, "min");
 177         gtk_tree_view_column_set_sort_column_id(col, 5);
 178         gtk_tree_view_column_pack_start(col, renderer, FALSE);
 179         gtk_tree_view_column_add_attribute(col, renderer, "text", 4);
 180         gtk_tree_view_append_column(GTK_TREE_VIEW(dive_list.tree_view), col);
 181         gtk_object_set(GTK_OBJECT(renderer), "alignment", PANGO_ALIGN_RIGHT, NULL);
 182         gtk_cell_renderer_set_alignment(GTK_CELL_RENDERER(renderer), 1.0, 0.5);
 183
 184         fill_dive_list(&dive_list);
 185
 186         g_object_set(G_OBJECT(dive_list.tree_view), "headers-visible", TRUE,
 187                                           "search-column", 0,
 188                                           "rules-hint", TRUE,
 189                                           NULL);
 190
 191         g_signal_connect(selection, "changed", G_CALLBACK(selection_cb), dive_list.model);
 192
 193         dive_list.container_widget = gtk_scrolled_window_new(NULL, NULL);
 194         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dive_list.container_widget),
 195                                GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 196         gtk_container_add(GTK_CONTAINER(dive_list.container_widget), dive_list.tree_view);
 197
 198         return dive_list;
 199 }