struct DiveList {
GtkWidget *tree_view;
GtkWidget *container_widget;
- GtkListStore *model;
+ GtkTreeStore *model, *listmodel, *treemodel;
GtkTreeViewColumn *nr, *date, *stars, *depth, *duration, *location;
GtkTreeViewColumn *temperature, *cylinder, *totalweight, *suit, *nitrox, *sac, *otu;
int changed;
DIVELIST_COLUMNS
};
+/* magic numbers that indicate (as negative values) model entries that
+ * are summary entries for a divetrip */
+#define NEW_TRIP 1
+
+#ifdef DEBUG_MODEL
+static gboolean dump_model_entry(GtkTreeModel *model, GtkTreePath *path,
+ GtkTreeIter *iter, gpointer data)
+{
+ char *location;
+ int idx, nr, rating, depth;
+
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, DIVE_NR, &nr, DIVE_RATING, &rating, DIVE_DEPTH, &depth, DIVE_LOCATION, &location, -1);
+ printf("entry #%d : nr %d rating %d depth %d location %s \n", idx, nr, rating, depth, location);
+ free(location);
+
+ return FALSE;
+}
+
+static void dump_model(GtkListStore *store)
+{
+ gtk_tree_model_foreach(GTK_TREE_MODEL(store), dump_model_entry, NULL);
+}
+#endif
+
static GList *selected_dives;
+static int *selectiontracker;
+
+/* when subsurface starts we want to have the last dive selected. So we simply
+ walk to the first leaf (and skip the summary entries - which have negative
+ DIVE_INDEX) */
+static void first_leaf(GtkTreeModel *model, GtkTreeIter *iter, int *diveidx)
+{
+ GtkTreeIter parent;
+ GtkTreePath *tpath;
+
+ while (*diveidx < 0) {
+ memcpy(&parent, iter, sizeof(parent));
+ tpath = gtk_tree_model_get_path(model, &parent);
+ if (!gtk_tree_model_iter_children(model, iter, &parent))
+ /* we should never have a parent without child */
+ return;
+ if(!gtk_tree_view_row_expanded(GTK_TREE_VIEW(dive_list.tree_view), tpath))
+ gtk_tree_view_expand_row(GTK_TREE_VIEW(dive_list.tree_view), tpath, FALSE);
+ gtk_tree_model_get(GTK_TREE_MODEL(model), iter, DIVE_INDEX, diveidx, -1);
+ }
+}
+
+/* if we click on a summary dive, we actually want to select / unselect
+ all the dives "below" it */
+static void select_children(GtkTreeModel *model, GtkTreeSelection * selection,
+ GtkTreeIter *iter, gboolean was_selected)
+{
+ int i, nr_children;
+ GtkTreeIter parent;
+ GtkTreePath *tpath;
-static void selection_cb(GtkTreeSelection *selection, GtkTreeModel *model)
+ memcpy(&parent, iter, sizeof(parent));
+
+ tpath = gtk_tree_model_get_path(model, &parent);
+ if(!gtk_tree_view_row_expanded(GTK_TREE_VIEW(dive_list.tree_view), tpath))
+ gtk_tree_view_expand_row(GTK_TREE_VIEW(dive_list.tree_view), tpath, FALSE);
+
+ nr_children = gtk_tree_model_iter_n_children(model, &parent);
+ for (i = 0; i < nr_children; i++) {
+ gtk_tree_model_iter_nth_child(model, iter, &parent, i);
+ if (was_selected)
+ gtk_tree_selection_unselect_iter(selection, iter);
+ else
+ gtk_tree_selection_select_iter(selection, iter);
+ }
+}
+
+/* this is called _before_ the selection is changed, for every single entry;
+ * we simply have it call down the tree to make sure that summary items toggle
+ * their children */
+gboolean modify_selection_cb(GtkTreeSelection *selection, GtkTreeModel *model,
+ GtkTreePath *path, gboolean was_selected, gpointer userdata)
+{
+ GtkTreeIter iter;
+ int dive_idx;
+
+ if (gtk_tree_model_get_iter(model, &iter, path)) {
+ gtk_tree_model_get(model, &iter, DIVE_INDEX, &dive_idx, -1);
+ if (dive_idx < 0) {
+ select_children(model, selection, &iter, was_selected);
+ }
+ }
+ /* allow this selection to proceed */
+ return TRUE;
+}
+
+/* this is called when gtk thinks that the selection has changed */
+static void selection_cb(GtkTreeSelection *selection, gpointer userdata)
{
GtkTreeIter iter;
- GValue value = {0, };
GtkTreePath *path;
int nr_selected = gtk_tree_selection_count_selected_rows(selection);
g_list_free (selected_dives);
}
selected_dives = gtk_tree_selection_get_selected_rows(selection, NULL);
+ selectiontracker = realloc(selectiontracker, nr_selected * sizeof(int));
switch (nr_selected) {
- case 0: /* keep showing the last selected dive */
+ case 0: /* there is no clear way to figure out which dive to show */
+ amount_selected = 0;
+ selected_dive = -1;
return;
case 1:
/* just pick that dive as selected */
amount_selected = 1;
path = g_list_nth_data(selected_dives, 0);
- if (gtk_tree_model_get_iter(model, &iter, path)) {
- gtk_tree_model_get_value(model, &iter, DIVE_INDEX, &value);
- selected_dive = g_value_get_int(&value);
+ if (gtk_tree_model_get_iter(GTK_TREE_MODEL(dive_list.model), &iter, path)) {
+ gtk_tree_model_get(GTK_TREE_MODEL(dive_list.model), &iter, DIVE_INDEX, &selected_dive, -1);
+ /* due to the way this callback gets invoked it is possible that
+ in the process of unselecting a summary dive we get here with
+ just one summary dive selected - ignore that case */
+ if (selected_dive < 0) {
+ amount_selected = 0;
+ return;
+ }
+ selectiontracker[0] = selected_dive;
repaint_dive();
}
return;
- default: /* multiple selections - what now? At this point I
- * don't want to change the selected dive unless
- * there is exactly one dive selected; not sure this
+ default: /* multiple selections - what now?
+ * We don't change the selected dive unless there is exactly one dive selected; not sure this
* is the most intuitive solution.
- * I do however want to keep around which dives have
- * been selected */
+ * The dives that have been selected are processed */
amount_selected = g_list_length(selected_dives);
- process_selected_dives(selected_dives, model);
+ process_selected_dives(selected_dives, selectiontracker, GTK_TREE_MODEL(dive_list.model));
repaint_dive();
return;
}
GtkTreeIter *iter,
gpointer data)
{
- int nr_stars;
+ int nr_stars, idx;
char buffer[40];
- gtk_tree_model_get(model, iter, DIVE_RATING, &nr_stars, -1);
- if (nr_stars < 0 || nr_stars > 5)
- nr_stars = 0;
- snprintf(buffer, sizeof(buffer), "%s", star_strings[nr_stars]);
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, DIVE_RATING, &nr_stars, -1);
+ if (idx < 0) {
+ *buffer = '\0';
+ } else {
+ if (nr_stars < 0 || nr_stars > 5)
+ nr_stars = 0;
+ snprintf(buffer, sizeof(buffer), "%s", star_strings[nr_stars]);
+ }
g_object_set(renderer, "text", buffer, NULL);
}
GtkTreeIter *iter,
gpointer data)
{
- int val;
+ int val, idx;
struct tm *tm;
time_t when;
char buffer[40];
- gtk_tree_model_get(model, iter, DIVE_DATE, &val, -1);
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, DIVE_DATE, &val, -1);
/* 2038 problem */
when = val;
tm = gmtime(&when);
- snprintf(buffer, sizeof(buffer),
- "%s, %s %d, %d %02d:%02d",
- weekday(tm->tm_wday),
- monthname(tm->tm_mon),
- tm->tm_mday, tm->tm_year + 1900,
- tm->tm_hour, tm->tm_min);
+ switch(idx) {
+ case -NEW_TRIP:
+ snprintf(buffer, sizeof(buffer),
+ "Trip %s, %s %d, %d",
+ weekday(tm->tm_wday),
+ monthname(tm->tm_mon),
+ tm->tm_mday, tm->tm_year + 1900);
+ break;
+ default:
+ snprintf(buffer, sizeof(buffer),
+ "%s, %s %d, %d %02d:%02d",
+ weekday(tm->tm_wday),
+ monthname(tm->tm_mon),
+ tm->tm_mday, tm->tm_year + 1900,
+ tm->tm_hour, tm->tm_min);
+ }
g_object_set(renderer, "text", buffer, NULL);
}
GtkTreeIter *iter,
gpointer data)
{
- int depth, integer, frac, len;
+ int depth, integer, frac, len, idx;
char buffer[40];
- gtk_tree_model_get(model, iter, DIVE_DEPTH, &depth, -1);
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, DIVE_DEPTH, &depth, -1);
- switch (output_units.length) {
- case METERS:
- /* To tenths of meters */
- depth = (depth + 49) / 100;
- integer = depth / 10;
- frac = depth % 10;
- if (integer < 20)
+ if (idx < 0) {
+ *buffer = '\0';
+ } else {
+ switch (output_units.length) {
+ case METERS:
+ /* To tenths of meters */
+ depth = (depth + 49) / 100;
+ integer = depth / 10;
+ frac = depth % 10;
+ if (integer < 20)
+ break;
+ if (frac >= 5)
+ integer++;
+ frac = -1;
break;
- if (frac >= 5)
- integer++;
- frac = -1;
- break;
- case FEET:
- integer = mm_to_feet(depth) + 0.5;
- frac = -1;
- break;
- default:
- return;
+ case FEET:
+ integer = mm_to_feet(depth) + 0.5;
+ frac = -1;
+ break;
+ default:
+ return;
+ }
+ len = snprintf(buffer, sizeof(buffer), "%d", integer);
+ if (frac >= 0)
+ len += snprintf(buffer+len, sizeof(buffer)-len, ".%d", frac);
}
- len = snprintf(buffer, sizeof(buffer), "%d", integer);
- if (frac >= 0)
- len += snprintf(buffer+len, sizeof(buffer)-len, ".%d", frac);
-
g_object_set(renderer, "text", buffer, NULL);
}
gpointer data)
{
unsigned int sec;
+ int idx;
char buffer[16];
- gtk_tree_model_get(model, iter, DIVE_DURATION, &sec, -1);
- snprintf(buffer, sizeof(buffer), "%d:%02d", sec / 60, sec % 60);
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, DIVE_DURATION, &sec, -1);
+ if (idx < 0)
+ *buffer = '\0';
+ else
+ snprintf(buffer, sizeof(buffer), "%d:%02d", sec / 60, sec % 60);
g_object_set(renderer, "text", buffer, NULL);
}
GtkTreeIter *iter,
gpointer data)
{
- int value;
+ int value, idx;
char buffer[80];
- gtk_tree_model_get(model, iter, DIVE_TEMPERATURE, &value, -1);
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, DIVE_TEMPERATURE, &value, -1);
*buffer = 0;
- if (value) {
+ if (idx >= 0 && value) {
double deg;
switch (output_units.temperature) {
case CELSIUS:
g_object_set(renderer, "text", buffer, NULL);
}
+static void nr_data_func(GtkTreeViewColumn *col,
+ GtkCellRenderer *renderer,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ int idx, nr;
+ char buffer[40];
+
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, DIVE_NR, &nr, -1);
+ if (idx < 0)
+ *buffer = '\0';
+ else
+ snprintf(buffer, sizeof(buffer), "%d", nr);
+ g_object_set(renderer, "text", buffer, NULL);
+}
+
/*
* Get "maximal" dive gas for a dive.
* Rules:
GtkTreeIter *iter,
gpointer data)
{
- int index, o2, he, o2low;
+ int idx, o2, he, o2low;
char buffer[80];
struct dive *dive;
- gtk_tree_model_get(model, iter, DIVE_INDEX, &index, -1);
- dive = get_dive(index);
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, -1);
+ if (idx < 0) {
+ *buffer = '\0';
+ goto exit;
+ }
+ dive = get_dive(idx);
get_dive_gas(dive, &o2, &he, &o2low);
o2 = (o2 + 5) / 10;
he = (he + 5) / 10;
snprintf(buffer, sizeof(buffer), "%d" UTF8_ELLIPSIS "%d", o2low, o2);
else
strcpy(buffer, "air");
-
+exit:
g_object_set(renderer, "text", buffer, NULL);
}
GtkTreeIter *iter,
gpointer data)
{
- int value;
+ int value, idx;
const char *fmt;
char buffer[16];
double sac;
- gtk_tree_model_get(model, iter, DIVE_SAC, &value, -1);
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, DIVE_SAC, &value, -1);
- if (!value) {
- g_object_set(renderer, "text", "", NULL);
- return;
+ if (idx < 0 || !value) {
+ *buffer = '\0';
+ goto exit;
}
sac = value / 1000.0;
break;
}
snprintf(buffer, sizeof(buffer), fmt, sac);
-
+exit:
g_object_set(renderer, "text", buffer, NULL);
}
GtkTreeIter *iter,
gpointer data)
{
- int value;
+ int value, idx;
char buffer[16];
- gtk_tree_model_get(model, iter, DIVE_OTU, &value, -1);
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, DIVE_OTU, &value, -1);
- if (!value) {
- g_object_set(renderer, "text", "", NULL);
- return;
- }
-
- snprintf(buffer, sizeof(buffer), "%d", value);
+ if (idx < 0 || !value)
+ *buffer = '\0';
+ else
+ snprintf(buffer, sizeof(buffer), "%d", value);
g_object_set(renderer, "text", buffer, NULL);
}
/*
* Set up anything that could have changed due to editing
- * of dive information
+ * of dive information; we need to do this for both models,
+ * so we simply call set_one_dive again with the non-current model
*/
+/* forward declaration for recursion */
+static gboolean set_one_dive(GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data);
+
static void fill_one_dive(struct dive *dive,
GtkTreeModel *model,
GtkTreeIter *iter)
{
char *location, *cylinder, *suit;
+ GtkTreeStore *othermodel;
get_cylinder(dive, &cylinder);
get_location(dive, &location);
get_suit(dive, &suit);
- gtk_list_store_set(GTK_LIST_STORE(model), iter,
+ gtk_tree_store_set(GTK_TREE_STORE(model), iter,
DIVE_NR, dive->number,
DIVE_LOCATION, location,
DIVE_CYLINDER, cylinder,
free(location);
free(cylinder);
free(suit);
+
+ if (model == GTK_TREE_MODEL(dive_list.treemodel))
+ othermodel = dive_list.listmodel;
+ else
+ othermodel = dive_list.treemodel;
+ if (othermodel != dive_list.model)
+ /* recursive call */
+ gtk_tree_model_foreach(GTK_TREE_MODEL(othermodel), set_one_dive, dive);
}
static gboolean set_one_dive(GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data)
{
- GValue value = {0, };
+ int idx;
struct dive *dive;
/* Get the dive number */
- gtk_tree_model_get_value(model, iter, DIVE_INDEX, &value);
- dive = get_dive(g_value_get_int(&value));
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, -1);
+ if (idx < 0)
+ return FALSE;
+ dive = get_dive(idx);
if (!dive)
return TRUE;
if (data && dive != data)
return;
}
+/* random heuristic - not diving in three days implies new dive trip */
+#define TRIP_THRESHOLD 3600*24*3
+static int new_group(struct dive *dive, struct dive **last_dive, time_t *tm_date)
+{
+ if (!last_dive)
+ return TRUE;
+ if (*last_dive) {
+ struct dive *ldive = *last_dive;
+ if (abs(dive->when - ldive->when) < TRIP_THRESHOLD) {
+ *last_dive = dive;
+ return FALSE;
+ }
+ }
+ *last_dive = dive;
+ if (tm_date) {
+ struct tm *tm1 = gmtime(&dive->when);
+ tm1->tm_sec = 0;
+ tm1->tm_min = 0;
+ tm1->tm_hour = 0;
+ *tm_date = mktime(tm1);
+ }
+ return TRUE;
+}
+
static void fill_dive_list(void)
{
int i;
- GtkTreeIter iter;
- GtkListStore *store;
+ GtkTreeIter iter, parent_iter;
+ GtkTreeStore *liststore, *treestore;
+ struct dive *last_dive = NULL;
+ struct dive *first_trip_dive = NULL;
+ struct dive *last_trip_dive = NULL;
+ time_t dive_date;
- store = GTK_LIST_STORE(dive_list.model);
+ treestore = GTK_TREE_STORE(dive_list.treemodel);
+ liststore = GTK_TREE_STORE(dive_list.listmodel);
i = dive_table.nr;
while (--i >= 0) {
struct dive *dive = dive_table.dives[i];
+ if (new_group(dive, &last_dive, &dive_date))
+ {
+ /* make sure we display the first date of the trip in previous summary */
+ if (first_trip_dive && last_trip_dive && last_trip_dive->when < first_trip_dive->when)
+ gtk_tree_store_set(treestore, &parent_iter,
+ DIVE_DATE, last_trip_dive->when,
+ DIVE_LOCATION, last_trip_dive->location,
+ -1);
+ first_trip_dive = dive;
+
+ gtk_tree_store_append(treestore, &parent_iter, NULL);
+ gtk_tree_store_set(treestore, &parent_iter,
+ DIVE_INDEX, -NEW_TRIP,
+ DIVE_NR, -NEW_TRIP,
+ DIVE_DATE, dive_date,
+ DIVE_LOCATION, dive->location,
+ DIVE_TEMPERATURE, 0,
+ DIVE_SAC, 0,
+ -1);
+ }
+ last_trip_dive = dive;
update_cylinder_related_info(dive);
- gtk_list_store_append(store, &iter);
- gtk_list_store_set(store, &iter,
+ gtk_tree_store_append(treestore, &iter, &parent_iter);
+ gtk_tree_store_set(treestore, &iter,
DIVE_INDEX, i,
DIVE_NR, dive->number,
DIVE_DATE, dive->when,
DIVE_DEPTH, dive->maxdepth,
DIVE_DURATION, dive->duration.seconds,
- DIVE_LOCATION, "location",
+ DIVE_LOCATION, dive->location,
+ DIVE_RATING, dive->rating,
+ DIVE_TEMPERATURE, dive->watertemp.mkelvin,
+ DIVE_SAC, 0,
+ -1);
+ gtk_tree_store_append(liststore, &iter, NULL);
+ gtk_tree_store_set(liststore, &iter,
+ DIVE_INDEX, i,
+ DIVE_NR, dive->number,
+ DIVE_DATE, dive->when,
+ DIVE_DEPTH, dive->maxdepth,
+ DIVE_DURATION, dive->duration.seconds,
+ DIVE_LOCATION, dive->location,
+ DIVE_RATING, dive->rating,
DIVE_TEMPERATURE, dive->watertemp.mkelvin,
DIVE_TOTALWEIGHT, 0,
DIVE_SUIT, dive->suit,
update_dive_list_units();
if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(dive_list.model), &iter)) {
GtkTreeSelection *selection;
+
+ /* select the last dive (and make sure it's an actual dive that is selected) */
+ gtk_tree_model_get(GTK_TREE_MODEL(dive_list.model), &iter, DIVE_INDEX, &selected_dive, -1);
+ first_leaf(GTK_TREE_MODEL(dive_list.model), &iter, &selected_dive);
selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(dive_list.tree_view));
gtk_tree_selection_select_iter(selection, &iter);
+ selectiontracker = realloc(selectiontracker, sizeof(int));
+ *selectiontracker = selected_dive;
}
}
void dive_list_update_dives(void)
{
- gtk_list_store_clear(GTK_LIST_STORE(dive_list.model));
+ gtk_tree_store_clear(GTK_TREE_STORE(dive_list.treemodel));
+ gtk_tree_store_clear(GTK_TREE_STORE(dive_list.listmodel));
fill_dive_list();
repaint_dive();
}
unsigned int flags;
int *visible;
} dl_column[] = {
- [DIVE_NR] = { "#", NULL, NULL, ALIGN_RIGHT | UNSORTABLE },
+ [DIVE_NR] = { "#", nr_data_func, NULL, ALIGN_RIGHT | UNSORTABLE },
[DIVE_DATE] = { "Date", date_data_func, NULL, ALIGN_LEFT },
[DIVE_RATING] = { UTF8_BLACKSTAR, star_data_func, NULL, ALIGN_LEFT },
[DIVE_DEPTH] = { "ft", depth_data_func, NULL, ALIGN_RIGHT },
unsigned int flags = col->flags;
int *visible = col->visible;
GtkWidget *tree_view = dl->tree_view;
- GtkListStore *model = dl->model;
+ GtkTreeStore *treemodel = dl->treemodel;
+ GtkTreeStore *listmodel = dl->listmodel;
GtkTreeViewColumn *ret;
if (visible && !*visible)
flags |= INVISIBLE;
ret = tree_view_column(tree_view, index, title, data_func, flags);
- if (sort_func)
- gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(model), index, sort_func, NULL, NULL);
+ if (sort_func) {
+ /* the sort functions are needed in the corresponding models */
+ if (index == DIVE_DATE)
+ gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(treemodel), index, sort_func, NULL, NULL);
+ else
+ gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(listmodel), index, sort_func, NULL, NULL);
+ }
return ret;
}
static void row_activated_cb(GtkTreeView *tree_view,
GtkTreePath *path,
GtkTreeViewColumn *column,
- GtkTreeModel *model)
+ gpointer userdata)
{
int index;
GtkTreeIter iter;
- if (!gtk_tree_model_get_iter(model, &iter, path))
+ if (!gtk_tree_model_get_iter(GTK_TREE_MODEL(dive_list.model), &iter, path))
return;
- gtk_tree_model_get(model, &iter, DIVE_INDEX, &index, -1);
- edit_dive_info(get_dive(index));
+ gtk_tree_model_get(GTK_TREE_MODEL(dive_list.model), &iter, DIVE_INDEX, &index, -1);
+ /* a negative index is special for the "group by date" entries */
+ if (index >= 0)
+ edit_dive_info(get_dive(index));
}
void add_dive_cb(GtkWidget *menuitem, gpointer data)
free(dive);
}
+void edit_dive_cb(GtkWidget *menuitem, gpointer data)
+{
+ edit_multi_dive_info(amount_selected, selectiontracker);
+}
+
static void popup_divelist_menu(GtkTreeView *tree_view, GtkTreeModel *model, int button)
{
GtkWidget *menu, *menuitem;
+ char editlabel[] = "Edit dives";
menu = gtk_menu_new();
menuitem = gtk_menu_item_new_with_label("Add dive");
- g_signal_connect(menuitem, "activate", G_CALLBACK(add_dive_cb), model);
+ g_signal_connect(menuitem, "activate", G_CALLBACK(add_dive_cb), NULL);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
+ if (amount_selected) {
+ if (amount_selected == 1)
+ editlabel[strlen(editlabel) - 1] = '\0';
+ menuitem = gtk_menu_item_new_with_label(editlabel);
+ g_signal_connect(menuitem, "activate", G_CALLBACK(edit_dive_cb), model);
+ gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
+ }
gtk_widget_show_all(menu);
gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL,
button, gtk_get_current_event_time());
}
-static void popup_menu_cb(GtkTreeView *tree_view,
- GtkTreeModel *model)
+static void popup_menu_cb(GtkTreeView *tree_view, gpointer userdata)
{
- popup_divelist_menu(tree_view, model, 0);
+ popup_divelist_menu(tree_view, GTK_TREE_MODEL(dive_list.model), 0);
}
-static gboolean button_press_cb(GtkWidget *treeview, GdkEventButton *event, GtkTreeModel *model)
+static gboolean button_press_cb(GtkWidget *treeview, GdkEventButton *event, gpointer userdata)
{
/* Right-click? Bring up the menu */
if (event->type == GDK_BUTTON_PRESS && event->button == 3) {
- popup_divelist_menu(GTK_TREE_VIEW(treeview), model, 3);
+ popup_divelist_menu(GTK_TREE_VIEW(treeview), GTK_TREE_MODEL(dive_list.model), 3);
return TRUE;
}
return FALSE;
}
+/* we need to have a temporary copy of the selected dives while
+ switching model as the selection_cb function keeps getting called
+ when gtk_tree_selection_select_path is called. We also need to
+ keep copies of the sort order so we can restore that as well after
+ switching models. */
+static int *oldselection;
+static int old_nr_selected;
+static gboolean second_call = FALSE;
+static GtkSortType sortorder[] = { [0 ... DIVELIST_COLUMNS - 1] = GTK_SORT_DESCENDING, };
+static int lastcol = DIVE_DATE;
+
+/* Check if this dive was selected previously and select it again in the new model;
+ * This is used after we switch models to maintain consistent selections.
+ * We always return FALSE to iterate through all dives */
+static gboolean select_selected(GtkTreeModel *model, GtkTreePath *path,
+ GtkTreeIter *iter, gpointer data)
+{
+ int i, idx;
+ GtkTreeSelection *selection = GTK_TREE_SELECTION(data);
+
+ gtk_tree_model_get(model, iter, DIVE_INDEX, &idx, -1);
+ for (i = 0; i < old_nr_selected; i++)
+ if (oldselection[i] == idx) {
+ gtk_tree_view_expand_to_path(GTK_TREE_VIEW(dive_list.tree_view), path);
+ gtk_tree_selection_select_path(selection, path);
+
+ return FALSE;
+ }
+ return FALSE;
+
+}
+
+static void update_column_and_order(int colid)
+{
+ /* Careful: the index into treecolumns is off by one as we don't have a
+ tree_view column for DIVE_INDEX */
+ GtkTreeViewColumn **treecolumns = &dive_list.nr;
+
+ /* this will trigger a second call into sort_column_change_cb,
+ so make sure we don't start an infinite recursion... */
+ second_call = TRUE;
+ gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(dive_list.model), colid, sortorder[colid]);
+ gtk_tree_view_column_set_sort_order(treecolumns[colid - 1], sortorder[colid]);
+ second_call = FALSE;
+}
+
+/* If the sort column is date (default), show the tree model.
+ For every other sort column only show the list model.
+ If the model changed, inform the new model of the chosen sort column and make
+ sure the same dives are still selected.
+
+ The challenge with this function is that once we change the model
+ we also need to change the sort column again (as it was changed in
+ the other model) and that causes this function to be called
+ recursively - so we need to catch that.
+*/
+static void sort_column_change_cb(GtkTreeSortable *treeview, gpointer data)
+{
+ int colid;
+ GtkSortType order;
+ GtkTreeStore *currentmodel = dive_list.model;
+
+ if (second_call)
+ return;
+
+ gtk_tree_sortable_get_sort_column_id(treeview, &colid, &order);
+ if(colid == lastcol) {
+ /* we just changed sort order */
+ sortorder[colid] = order;
+ return;
+ } else {
+ lastcol = colid;
+ }
+ if(colid == DIVE_DATE)
+ dive_list.model = dive_list.treemodel;
+ else
+ dive_list.model = dive_list.listmodel;
+ if (dive_list.model != currentmodel) {
+ GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(dive_list.tree_view));
+
+ /* remember what is currently selected, switch models and reselect the selected rows */
+ old_nr_selected = amount_selected;
+ oldselection = malloc(old_nr_selected * sizeof(int));
+ if (amount_selected)
+ memcpy(oldselection, selectiontracker, amount_selected * sizeof(int));
+ gtk_tree_view_set_model(GTK_TREE_VIEW(dive_list.tree_view), GTK_TREE_MODEL(dive_list.model));
+
+ update_column_and_order(colid);
+
+ if (old_nr_selected) {
+ /* we need to select all the dives that were selected */
+ /* this is fundamentally an n^2 algorithm as implemented - YUCK */
+ gtk_tree_model_foreach(GTK_TREE_MODEL(dive_list.model), select_selected, selection);
+ }
+ } else {
+ if (order != sortorder[colid]) {
+ update_column_and_order(colid);
+ }
+ }
+}
+
GtkWidget *dive_list_create(void)
{
GtkTreeSelection *selection;
- dive_list.model = gtk_list_store_new(DIVELIST_COLUMNS,
+ dive_list.listmodel = gtk_tree_store_new(DIVELIST_COLUMNS,
+ G_TYPE_INT, /* index */
+ G_TYPE_INT, /* nr */
+ G_TYPE_INT, /* Date */
+ G_TYPE_INT, /* Star rating */
+ G_TYPE_INT, /* Depth */
+ G_TYPE_INT, /* Duration */
+ G_TYPE_INT, /* Temperature */
+ G_TYPE_INT, /* Total weight */
+ G_TYPE_STRING, /* Suit */
+ G_TYPE_STRING, /* Cylinder */
+ G_TYPE_INT, /* Nitrox */
+ G_TYPE_INT, /* SAC */
+ G_TYPE_INT, /* OTU */
+ G_TYPE_STRING /* Location */
+ );
+ dive_list.treemodel = gtk_tree_store_new(DIVELIST_COLUMNS,
G_TYPE_INT, /* index */
G_TYPE_INT, /* nr */
G_TYPE_INT, /* Date */
G_TYPE_INT, /* OTU */
G_TYPE_STRING /* Location */
);
+ dive_list.model = dive_list.treemodel;
dive_list.tree_view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(dive_list.model));
set_divelist_font(divelist_font);
NULL);
g_signal_connect_after(dive_list.tree_view, "realize", G_CALLBACK(realize_cb), NULL);
- g_signal_connect(dive_list.tree_view, "row-activated", G_CALLBACK(row_activated_cb), dive_list.model);
- g_signal_connect(dive_list.tree_view, "button-press-event", G_CALLBACK(button_press_cb), dive_list.model);
- g_signal_connect(dive_list.tree_view, "popup-menu", G_CALLBACK(popup_menu_cb), dive_list.model);
- g_signal_connect(selection, "changed", G_CALLBACK(selection_cb), dive_list.model);
+ g_signal_connect(dive_list.tree_view, "row-activated", G_CALLBACK(row_activated_cb), NULL);
+ g_signal_connect(dive_list.tree_view, "button-press-event", G_CALLBACK(button_press_cb), NULL);
+ g_signal_connect(dive_list.tree_view, "popup-menu", G_CALLBACK(popup_menu_cb), NULL);
+ g_signal_connect(selection, "changed", G_CALLBACK(selection_cb), NULL);
+ g_signal_connect(dive_list.listmodel, "sort-column-changed", G_CALLBACK(sort_column_change_cb), NULL);
+ g_signal_connect(dive_list.treemodel, "sort-column-changed", G_CALLBACK(sort_column_change_cb), NULL);
+
+ gtk_tree_selection_set_select_function(selection, modify_selection_cb, NULL, NULL);
dive_list.container_widget = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dive_list.container_widget),
projects / ext / subsurface.git / blobdiff