info.c

   1 /* info.c */
   2 /* creates the UI for the info frame -
   3  * controlled through the following interfaces:
   4  *
   5  * void flush_dive_info_changes(struct dive *dive)
   6  * void show_dive_info(struct dive *dive)
   7  *
   8  * called from gtk-ui:
   9  * GtkWidget *extended_dive_info_widget(void)
  10  */
  11 #include <stdio.h>
  12 #include <string.h>
  13 #include <stdlib.h>
  14 #include <time.h>
  15
  16 #include "dive.h"
  17 #include "display.h"
  18 #include "display-gtk.h"
  19 #include "divelist.h"
  20
  21 static GtkEntry *location, *buddy, *divemaster;
  22 static GtkTextBuffer *notes;
  23 static int location_changed = 1, notes_changed = 1;
  24 static int divemaster_changed = 1, buddy_changed = 1;
  25
  26 static char *get_text(GtkTextBuffer *buffer)
  27 {
  28         GtkTextIter start;
  29         GtkTextIter end;
  30
  31         gtk_text_buffer_get_start_iter(buffer, &start);
  32         gtk_text_buffer_get_end_iter(buffer, &end);
  33         return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
  34 }
  35
  36 void flush_dive_info_changes(struct dive *dive)
  37 {
  38         if (!dive)
  39                 return;
  40
  41         if (location_changed) {
  42                 g_free(dive->location);
  43                 dive->location = gtk_editable_get_chars(GTK_EDITABLE(location), 0, -1);
  44         }
  45
  46         if (divemaster_changed) {
  47                 g_free(dive->divemaster);
  48                 dive->divemaster = gtk_editable_get_chars(GTK_EDITABLE(divemaster), 0, -1);
  49         }
  50
  51         if (buddy_changed) {
  52                 g_free(dive->buddy);
  53                 dive->buddy = gtk_editable_get_chars(GTK_EDITABLE(buddy), 0, -1);
  54         }
  55
  56         if (notes_changed) {
  57                 g_free(dive->notes);
  58                 dive->notes = get_text(notes);
  59         }
  60 }
  61
  62 #define SET_TEXT_ENTRY(x) \
  63         gtk_entry_set_text(x, dive && dive->x ? dive->x : "")
  64
  65 void show_dive_info(struct dive *dive)
  66 {
  67         struct tm *tm;
  68         const char *text;
  69         char buffer[80];
  70
  71         /* dive number and location (or lacking that, the date) go in the window title */
  72         tm = gmtime(&dive->when);
  73         text = dive->location;
  74         if (!text)
  75                 text = "";
  76         if (*text) {
  77                 snprintf(buffer, sizeof(buffer), "Dive #%d - %s", dive->number, text);
  78         } else {
  79                 snprintf(buffer, sizeof(buffer), "Dive #%d - %s %02d/%02d/%04d at %d:%02d",
  80                         dive->number,
  81                         weekday(tm->tm_wday),
  82                         tm->tm_mon+1, tm->tm_mday,
  83                         tm->tm_year+1900,
  84                         tm->tm_hour, tm->tm_min);
  85         }
  86         text = buffer;
  87         if (!dive->number)
  88                 text += 10;     /* Skip the "Dive #0 - " part */
  89         gtk_window_set_title(GTK_WINDOW(main_window), text);
  90
  91         SET_TEXT_ENTRY(divemaster);
  92         SET_TEXT_ENTRY(buddy);
  93         SET_TEXT_ENTRY(location);
  94         gtk_text_buffer_set_text(notes, dive && dive->notes ? dive->notes : "", -1);
  95 }
  96
  97 static GtkEntry *text_entry(GtkWidget *box, const char *label)
  98 {
  99         GtkWidget *entry;
 100         GtkWidget *frame = gtk_frame_new(label);
 101
 102         gtk_box_pack_start(GTK_BOX(box), frame, FALSE, TRUE, 0);
 103
 104         entry = gtk_entry_new();
 105         gtk_container_add(GTK_CONTAINER(frame), entry);
 106
 107         return GTK_ENTRY(entry);
 108 }
 109
 110 static GtkTextBuffer *text_view(GtkWidget *box, const char *label)
 111 {
 112         GtkWidget *view, *vbox;
 113         GtkTextBuffer *buffer;
 114         GtkWidget *frame = gtk_frame_new(label);
 115
 116         gtk_box_pack_start(GTK_BOX(box), frame, TRUE, TRUE, 0);
 117         box = gtk_hbox_new(FALSE, 3);
 118         gtk_container_add(GTK_CONTAINER(frame), box);
 119         vbox = gtk_vbox_new(FALSE, 3);
 120         gtk_container_add(GTK_CONTAINER(box), vbox);
 121
 122         GtkWidget* scrolled_window = gtk_scrolled_window_new(0, 0);
 123         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 124         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled_window), GTK_SHADOW_IN);
 125         gtk_widget_show(scrolled_window);
 126
 127         view = gtk_text_view_new();
 128         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(view), GTK_WRAP_WORD);
 129         gtk_container_add(GTK_CONTAINER(scrolled_window), view);
 130
 131         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
 132
 133         gtk_box_pack_start(GTK_BOX(vbox), scrolled_window, TRUE, TRUE, 0);
 134         return buffer;
 135 }
 136
 137 GtkWidget *extended_dive_info_widget(void)
 138 {
 139         GtkWidget *vbox, *hbox;
 140         vbox = gtk_vbox_new(FALSE, 6);
 141
 142         gtk_container_set_border_width(GTK_CONTAINER(vbox), 6);
 143         location = text_entry(vbox, "Location");
 144
 145         hbox = gtk_hbox_new(FALSE, 3);
 146         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 0);
 147
 148         divemaster = text_entry(hbox, "Divemaster");
 149         buddy = text_entry(hbox, "Buddy");
 150
 151         notes = text_view(vbox, "Notes");
 152         return vbox;
 153 }