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/* info.c */
/* creates the UI for the info frame -
* controlled through the following interfaces:
*
* void show_dive_info(struct dive *dive)
*
* called from gtk-ui:
* GtkWidget *extended_dive_info_widget(void)
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <ctype.h>
#include "dive.h"
#include "display.h"
#include "display-gtk.h"
#include "divelist.h"
static GtkEntry *location, *buddy, *divemaster, *rating;
static GtkTextView *notes;
static GtkListStore *location_list, *people_list, *star_list;
static char *get_text(GtkTextView *view)
{
GtkTextBuffer *buffer;
GtkTextIter start;
GtkTextIter end;
buffer = gtk_text_view_get_buffer(view);
gtk_text_buffer_get_start_iter(buffer, &start);
gtk_text_buffer_get_end_iter(buffer, &end);
return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
}
/* old is NULL or a valid string, new is a valid string
* NOTW: NULL and "" need to be treated as "unchanged" */
static int text_changed(const char *old, const char *new)
{
return (old && strcmp(old,new)) ||
(!old && strcmp("",new));
}
static char *get_combo_box_entry_text(GtkComboBoxEntry *combo_box, char **textp)
{
char *old = *textp;
const gchar *new;
GtkEntry *entry;
entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(combo_box)));
new = gtk_entry_get_text(entry);
while (isspace(*new))
new++;
if (!text_changed(old,new))
return NULL;
free(old);
*textp = strdup(new);
return *textp;
}
#define SET_TEXT_VALUE(x) \
gtk_entry_set_text(x, dive && dive->x ? dive->x : "")
static int divename(char *buf, size_t size, struct dive *dive)
{
struct tm *tm = gmtime(&dive->when);
return snprintf(buf, size, "Dive #%d - %s %02d/%02d/%04d at %d:%02d",
dive->number,
weekday(tm->tm_wday),
tm->tm_mon+1, tm->tm_mday,
tm->tm_year+1900,
tm->tm_hour, tm->tm_min);
}
void show_dive_info(struct dive *dive)
{
const char *text;
char buffer[80];
/* dive number and location (or lacking that, the date) go in the window title */
text = dive->location;
if (!text)
text = "";
if (*text) {
snprintf(buffer, sizeof(buffer), "Dive #%d - %s", dive->number, text);
} else {
divename(buffer, sizeof(buffer), dive);
}
text = buffer;
if (!dive->number)
text += 10; /* Skip the "Dive #0 - " part */
gtk_window_set_title(GTK_WINDOW(main_window), text);
SET_TEXT_VALUE(divemaster);
SET_TEXT_VALUE(buddy);
SET_TEXT_VALUE(location);
gtk_entry_set_text(rating, star_strings[dive->rating]);
gtk_text_buffer_set_text(gtk_text_view_get_buffer(notes),
dive && dive->notes ? dive->notes : "", -1);
}
static int delete_dive_info(struct dive *dive)
{
int success;
GtkWidget *dialog;
if (!dive)
return 0;
dialog = gtk_dialog_new_with_buttons("Delete Dive",
GTK_WINDOW(main_window),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
NULL);
gtk_widget_show_all(dialog);
success = gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT;
if (success) {
delete_dive(dive);
mark_divelist_changed(TRUE);
dive_list_update_dives();
}
gtk_widget_destroy(dialog);
return success;
}
static void info_menu_edit_cb(GtkMenuItem *menuitem, gpointer user_data)
{
edit_dive_info(current_dive);
}
static void info_menu_delete_cb(GtkMenuItem *menuitem, gpointer user_data)
{
delete_dive_info(current_dive);
}
static void add_menu_item(GtkMenu *menu, const char *label, void (*cb)(GtkMenuItem *, gpointer))
{
GtkWidget *item = gtk_menu_item_new_with_label(label);
g_signal_connect(item, "activate", G_CALLBACK(cb), NULL);
gtk_widget_show(item); /* Yes, really */
gtk_menu_prepend(menu, item);
}
static void populate_popup_cb(GtkTextView *entry, GtkMenu *menu, gpointer user_data)
{
add_menu_item(menu, "Delete", info_menu_delete_cb);
add_menu_item(menu, "Edit", info_menu_edit_cb);
}
static GtkEntry *text_value(GtkWidget *box, const char *label)
{
GtkWidget *widget;
GtkWidget *frame = gtk_frame_new(label);
gtk_box_pack_start(GTK_BOX(box), frame, FALSE, TRUE, 0);
widget = gtk_entry_new();
gtk_widget_set_can_focus(widget, FALSE);
gtk_editable_set_editable(GTK_EDITABLE(widget), FALSE);
gtk_container_add(GTK_CONTAINER(frame), widget);
g_signal_connect(widget, "populate-popup", G_CALLBACK(populate_popup_cb), NULL);
return GTK_ENTRY(widget);
}
static GtkComboBoxEntry *text_entry(GtkWidget *box, const char *label, GtkListStore *completions, const char *text)
{
GtkEntry *entry;
GtkWidget *combo_box;
GtkWidget *frame = gtk_frame_new(label);
GtkEntryCompletion *completion;
gtk_box_pack_start(GTK_BOX(box), frame, FALSE, TRUE, 0);
combo_box = gtk_combo_box_entry_new_with_model(GTK_TREE_MODEL(completions), 0);
gtk_container_add(GTK_CONTAINER(frame), combo_box);
entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(combo_box)));
if (text && *text)
gtk_entry_set_text(entry, text);
completion = gtk_entry_completion_new();
gtk_entry_completion_set_text_column(completion, 0);
gtk_entry_completion_set_model(completion, GTK_TREE_MODEL(completions));
gtk_entry_completion_set_inline_completion(completion, TRUE);
gtk_entry_completion_set_inline_selection(completion, TRUE);
gtk_entry_completion_set_popup_single_match(completion, FALSE);
gtk_entry_set_completion(entry, completion);
return GTK_COMBO_BOX_ENTRY(combo_box);
}
enum writable {
READ_ONLY,
READ_WRITE
};
static GtkTextView *text_view(GtkWidget *box, const char *label, enum writable writable)
{
GtkWidget *view, *vbox;
GtkWidget *frame = gtk_frame_new(label);
gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
box = gtk_hbox_new(FALSE, 3);
gtk_container_add(GTK_CONTAINER(frame), box);
vbox = gtk_vbox_new(FALSE, 3);
gtk_container_add(GTK_CONTAINER(box), vbox);
GtkWidget* scrolled_window = gtk_scrolled_window_new(0, 0);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled_window), GTK_SHADOW_IN);
view = gtk_text_view_new();
if (writable == READ_ONLY) {
gtk_widget_set_can_focus(view, FALSE);
gtk_text_view_set_editable(GTK_TEXT_VIEW(view), FALSE);
gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(view), FALSE);
g_signal_connect(view, "populate-popup", G_CALLBACK(populate_popup_cb), NULL);
}
gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(view), GTK_WRAP_WORD);
gtk_container_add(GTK_CONTAINER(scrolled_window), view);
gtk_box_pack_start(GTK_BOX(vbox), scrolled_window, TRUE, TRUE, 0);
return GTK_TEXT_VIEW(view);
}
static enum {
MATCH_EXACT,
MATCH_PREPEND,
MATCH_AFTER
} found_string_entry;
static GtkTreeIter string_entry_location;
static gboolean match_string_entry(GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data)
{
const char *string = data;
char *entry;
int cmp;
gtk_tree_model_get(model, iter, 0, &entry, -1);
cmp = strcmp(entry, string);
/* Stop. The entry is bigger than the new one */
if (cmp > 0)
return TRUE;
/* Exact match */
if (!cmp) {
found_string_entry = MATCH_EXACT;
return TRUE;
}
string_entry_location = *iter;
found_string_entry = MATCH_AFTER;
return FALSE;
}
static int match_list(GtkListStore *list, const char *string)
{
found_string_entry = MATCH_PREPEND;
gtk_tree_model_foreach(GTK_TREE_MODEL(list), match_string_entry, (void *)string);
return found_string_entry;
}
static void add_string_list_entry(const char *string, GtkListStore *list)
{
GtkTreeIter *iter, loc;
if (!string || !*string)
return;
switch (match_list(list, string)) {
case MATCH_EXACT:
return;
case MATCH_PREPEND:
iter = NULL;
break;
case MATCH_AFTER:
iter = &string_entry_location;
break;
}
gtk_list_store_insert_after(list, &loc, iter);
gtk_list_store_set(list, &loc, 0, string, -1);
}
void add_people(const char *string)
{
add_string_list_entry(string, people_list);
}
void add_location(const char *string)
{
add_string_list_entry(string, location_list);
}
static int get_rating(const char *string)
{
int rating_val = 0;
int i;
for (i = 0; i <= 5; i++)
if (!strcmp(star_strings[i],string))
rating_val = i;
return rating_val;
}
struct dive_info {
GtkComboBoxEntry *location, *divemaster, *buddy, *rating;
GtkTextView *notes;
};
static void save_dive_info_changes(struct dive *dive, struct dive_info *info)
{
char *old_text, *new_text;
char *rating_string;
int changed = 0;
new_text = get_combo_box_entry_text(info->location, &dive->location);
if (new_text) {
add_location(new_text);
changed = 1;
}
new_text = get_combo_box_entry_text(info->divemaster, &dive->divemaster);
if (new_text) {
add_people(new_text);
changed = 1;
}
new_text = get_combo_box_entry_text(info->buddy, &dive->buddy);
if (new_text) {
add_people(new_text);
changed = 1;
}
rating_string = strdup(star_strings[dive->rating]);
new_text = get_combo_box_entry_text(info->rating, &rating_string);
if (new_text) {
dive->rating = get_rating(rating_string);
free(rating_string);
changed =1;
}
old_text = dive->notes;
dive->notes = get_text(info->notes);
if (text_changed(old_text,dive->notes))
changed = 1;
if (old_text)
g_free(old_text);
if (changed) {
mark_divelist_changed(TRUE);
update_dive(dive);
}
}
static void dive_info_widget(GtkWidget *box, struct dive *dive, struct dive_info *info)
{
GtkWidget *hbox, *label, *cylinder, *frame;
char buffer[80];
divename(buffer, sizeof(buffer), dive);
label = gtk_label_new(buffer);
gtk_box_pack_start(GTK_BOX(box), label, FALSE, TRUE, 0);
info->location = text_entry(box, "Location", location_list, dive->location);
hbox = gtk_hbox_new(FALSE, 3);
gtk_box_pack_start(GTK_BOX(box), hbox, FALSE, TRUE, 0);
info->divemaster = text_entry(hbox, "Dive master", people_list, dive->divemaster);
info->buddy = text_entry(hbox, "Buddy", people_list, dive->buddy);
hbox = gtk_hbox_new(FALSE, 3);
gtk_box_pack_start(GTK_BOX(box), hbox, FALSE, TRUE, 0);
info->rating = text_entry(hbox, "Rating", star_list, star_strings[dive->rating]);
info->notes = text_view(box, "Notes", READ_WRITE);
if (dive->notes && *dive->notes)
gtk_text_buffer_set_text(gtk_text_view_get_buffer(info->notes), dive->notes, -1);
hbox = gtk_hbox_new(FALSE, 3);
gtk_box_pack_start(GTK_BOX(box), hbox, FALSE, TRUE, 0);
frame = gtk_frame_new("Cylinder");
cylinder = cylinder_list_widget();
gtk_container_add(GTK_CONTAINER(frame), cylinder);
gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 0);
}
int edit_dive_info(struct dive *dive)
{
int success;
GtkWidget *dialog, *vbox;
struct dive_info info;
if (!dive)
return 0;
dialog = gtk_dialog_new_with_buttons("Dive Info",
GTK_WINDOW(main_window),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
NULL);
vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
dive_info_widget(vbox, dive, &info);
gtk_widget_show_all(dialog);
success = gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT;
if (success)
save_dive_info_changes(dive, &info);
gtk_widget_destroy(dialog);
return success;
}
GtkWidget *extended_dive_info_widget(void)
{
GtkWidget *vbox, *hbox;
vbox = gtk_vbox_new(FALSE, 6);
people_list = gtk_list_store_new(1, G_TYPE_STRING);
location_list = gtk_list_store_new(1, G_TYPE_STRING);
star_list = gtk_list_store_new(1, G_TYPE_STRING);
add_string_list_entry(ZERO_STARS, star_list);
add_string_list_entry(ONE_STARS, star_list);
add_string_list_entry(TWO_STARS, star_list);
add_string_list_entry(THREE_STARS, star_list);
add_string_list_entry(FOUR_STARS, star_list);
add_string_list_entry(FIVE_STARS, star_list);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 6);
location = text_value(vbox, "Location");
hbox = gtk_hbox_new(FALSE, 3);
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 0);
divemaster = text_value(hbox, "Divemaster");
buddy = text_value(hbox, "Buddy");
hbox = gtk_hbox_new(FALSE, 3);
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 0);
rating = text_value(hbox, "Rating");
notes = text_view(vbox, "Notes", READ_ONLY);
return vbox;
}
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