weather-summary.c 38.8 KB
Newer Older
1
/*  Copyright (c) 2003-2013 Xfce Development Team
2
 *
3 4 5 6
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
7
 *
8 9 10 11
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
12
 *
13 14 15 16
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
17 18 19
 */

#ifdef HAVE_CONFIG_H
20
#include <config.h>
21 22
#endif

23
#include <libxfce4ui/libxfce4ui.h>
24

Nick Schermer's avatar
Nick Schermer committed
25 26 27 28 29 30
#include "weather-parsers.h"
#include "weather-data.h"
#include "weather.h"
#include "weather-summary.h"
#include "weather-translate.h"
#include "weather-icon.h"
31

32

33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
static gboolean
lnk_clicked(GtkTextTag *tag,
            GObject *obj,
            GdkEvent *event,
            GtkTextIter *iter,
            GtkWidget *textview);


#define BORDER 8

#define APPEND_BTEXT(text)                                          \
    gtk_text_buffer_insert_with_tags(GTK_TEXT_BUFFER(buffer),       \
                                     &iter, text, -1, btag, NULL);

#define APPEND_TEXT_ITEM_REAL(text)                 \
    gtk_text_buffer_insert(GTK_TEXT_BUFFER(buffer), \
                           &iter, text, -1);        \
    g_free(value);

52 53 54 55 56 57 58 59 60 61 62 63 64 65 66
/*
 * TRANSLATORS: This format string belongs to the macro used for
 * printing the "Label: Value Unit" lines on the details tab, e.g.
 * "Temperature: 10 °C" or "Latitude: 95.7°".
 * The %s stand for:
 *   - label
 *   - ": " if label is not empty, else empty
 *   - value
 *   - space if unit is not degree "°" (but this is not °C or °F!)
 *   - unit
 * Usually, you should leave this unchanged, BUT...
 * RTL TRANSLATORS: In case you did not translate the measurement
 * unit, use LRM (left-to-right mark) etc. to align it properly with
 * its numeric value.
 */
67
#define APPEND_TEXT_ITEM(text, item)                            \
68 69
    rawvalue = get_data(conditions, data->units, item,          \
                        FALSE, data->night_time);               \
70
    unit = get_unit(data->units, item);                         \
71
    value = g_strdup_printf(_("\t%s%s%s%s%s\n"),                \
72 73 74 75 76 77 78 79 80 81 82 83 84 85
                            text, text ? ": " : "",             \
                            rawvalue,                           \
                            strcmp(unit, "°") ? " " : "",       \
                            unit);                              \
    g_free(rawvalue);                                           \
    APPEND_TEXT_ITEM_REAL(value);

#define APPEND_LINK_ITEM(prefix, text, url, lnk_tag)                    \
    gtk_text_buffer_insert(GTK_TEXT_BUFFER(buffer),                     \
                           &iter, prefix, -1);                          \
    gtk_text_buffer_insert_with_tags(GTK_TEXT_BUFFER(buffer),           \
                                     &iter, text, -1, lnk_tag, NULL);   \
    gtk_text_buffer_insert(GTK_TEXT_BUFFER(buffer),                     \
                           &iter, "\n", -1);                            \
Harald Judt's avatar
Harald Judt committed
86 87
    g_object_set_data_full(G_OBJECT(lnk_tag), "url",                    \
                           g_strdup(url), g_free);                      \
88 89
    g_signal_connect(G_OBJECT(lnk_tag), "event",                        \
                     G_CALLBACK(lnk_clicked), NULL);
90

Harald Judt's avatar
Harald Judt committed
91 92 93 94 95 96 97 98 99 100 101 102
#define ATTACH_DAYTIME_HEADER(title, pos)               \
    if (data->forecast_layout == FC_LAYOUT_CALENDAR)    \
        gtk_table_attach_defaults                       \
            (GTK_TABLE(table),                          \
             add_forecast_header(title, 90.0, &darkbg), \
             0, 1, pos, pos+1);                         \
    else                                                \
        gtk_table_attach_defaults                       \
            (GTK_TABLE(table),                          \
             add_forecast_header(title, 0.0, &darkbg),  \
             pos, pos+1, 0, 1);                         \

103
#define APPEND_TOOLTIP_ITEM(description, item)                  \
104 105
    value = get_data(fcdata, data->units, item,                 \
                     data->round, data->night_time);            \
106 107 108 109 110 111 112
    if (strcmp(value, "")) {                                    \
        unit = get_unit(data->units, item);                     \
        g_string_append_printf(text, description, value,        \
                               strcmp(unit, "°") ? " " : "",    \
                               unit);                           \
    } else                                                      \
        g_string_append_printf(text, description, "-", "", ""); \
113 114
    g_free(value);

115

116 117 118 119 120 121
static gboolean
lnk_clicked(GtkTextTag *tag,
            GObject *obj,
            GdkEvent *event,
            GtkTextIter *iter,
            GtkWidget *textview)
122
{
123 124
    const gchar *url;
    gchar *str;
125

126 127 128 129 130 131 132 133 134 135
    if (event->type == GDK_BUTTON_RELEASE) {
        url = g_object_get_data(G_OBJECT(tag), "url");
        str = g_strdup_printf("exo-open --launch WebBrowser %s", url);
        g_spawn_command_line_async(str, NULL);
        g_free(str);
    } else if (event->type == GDK_LEAVE_NOTIFY)
        gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(obj),
                                                       GTK_TEXT_WINDOW_TEXT),
                              NULL);
    return FALSE;
136 137
}

138

139
static gboolean
140
icon_clicked (GtkWidget *widget,
141
              GdkEventButton *event,
142
              gpointer user_data)
143
{
144
    return lnk_clicked(user_data, NULL, (GdkEvent *) (event), NULL, NULL);
145 146
}

147 148 149 150

static gboolean
view_motion_notify(GtkWidget *widget,
                   GdkEventMotion *event,
Harald Judt's avatar
Harald Judt committed
151
                   summary_details *sum)
152
{
Harald Judt's avatar
Harald Judt committed
153 154 155 156 157
    GtkTextIter iter;
    GtkTextTag *tag;
    GSList *tags;
    GSList *cur;
    gint bx, by;
158

Harald Judt's avatar
Harald Judt committed
159
    if (event->x != -1 && event->y != -1) {
Harald Judt's avatar
Harald Judt committed
160
        gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(sum->text_view),
161 162
                                              GTK_TEXT_WINDOW_WIDGET,
                                              event->x, event->y, &bx, &by);
Harald Judt's avatar
Harald Judt committed
163
        gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(sum->text_view),
164 165 166
                                           &iter, bx, by);
        tags = gtk_text_iter_get_tags(&iter);
        for (cur = tags; cur != NULL; cur = cur->next) {
Harald Judt's avatar
Harald Judt committed
167
            tag = cur->data;
168
            if (g_object_get_data(G_OBJECT(tag), "url")) {
Harald Judt's avatar
Harald Judt committed
169 170 171 172
                gdk_window_set_cursor
                    (gtk_text_view_get_window(GTK_TEXT_VIEW(sum->text_view),
                                              GTK_TEXT_WINDOW_TEXT),
                     sum->hand_cursor);
173 174 175
                return FALSE;
            }
        }
176
    }
Harald Judt's avatar
Harald Judt committed
177 178 179 180 181
    if (!sum->on_icon)
        gdk_window_set_cursor
            (gtk_text_view_get_window(GTK_TEXT_VIEW(sum->text_view),
                                      GTK_TEXT_WINDOW_TEXT),
             sum->text_cursor);
182
    return FALSE;
183 184
}

185 186 187 188

static gboolean
icon_motion_notify(GtkWidget *widget,
                   GdkEventMotion *event,
Harald Judt's avatar
Harald Judt committed
189
                   summary_details *sum)
190
{
Harald Judt's avatar
Harald Judt committed
191 192 193 194 195
    sum->on_icon = TRUE;
    gdk_window_set_cursor
        (gtk_text_view_get_window(GTK_TEXT_VIEW(sum->text_view),
                                  GTK_TEXT_WINDOW_TEXT),
         sum->hand_cursor);
196
    return FALSE;
197 198
}

199 200 201 202

static gboolean
view_leave_notify(GtkWidget *widget,
                  GdkEventMotion *event,
Harald Judt's avatar
Harald Judt committed
203
                  summary_details *sum)
204
{
Harald Judt's avatar
Harald Judt committed
205 206 207 208 209
    sum->on_icon = FALSE;
    gdk_window_set_cursor
        (gtk_text_view_get_window(GTK_TEXT_VIEW(sum->text_view),
                                  GTK_TEXT_WINDOW_TEXT),
         sum->text_cursor);
210
    return FALSE;
211 212
}

213 214 215

static void
view_scrolled_cb(GtkAdjustment *adj,
Harald Judt's avatar
Harald Judt committed
216
                 summary_details *sum)
217
{
Harald Judt's avatar
Harald Judt committed
218 219
    gint x, y, x1, y1;

Harald Judt's avatar
Harald Judt committed
220
    if (sum->icon_ebox) {
221 222 223 224 225 226 227 228 229 230 231
        /* TRANSLATORS: DO NOT TRANSLATE THIS STRING. This string is
           not visible to the user but controls the alignment of the
           met.no image on the details tab in the summary window,
           which is needed for RTL languages because the text is on
           the right side.
           If you are a RTL translator (hebrew, arabic), set this
           string to "RTL" to align the image to the left.
           If not, leave this string untouched or untranslated.
           Whatever you do, it should not have the value "RTL".
           If you know of a better way to determine LTR/RTL that makes
           this tweak unnecessary, please tell the developer.
232
        */
233
        if (!strcmp(_("LTR"), "RTL"))
234
            x1 = -30;
235 236
        else
            x1 = sum->text_view->allocation.width - 191 - 15;
Harald Judt's avatar
Harald Judt committed
237 238
        y1 = sum->text_view->requisition.height - 60 - 15;
        gtk_text_view_buffer_to_window_coords(GTK_TEXT_VIEW(sum->text_view),
239 240
                                              GTK_TEXT_WINDOW_TEXT,
                                              x1, y1, &x, &y);
Harald Judt's avatar
Harald Judt committed
241 242
        gtk_text_view_move_child(GTK_TEXT_VIEW(sum->text_view),
                                 sum->icon_ebox, x, y);
243
    }
244 245
}

246 247 248 249 250

static void
view_size_allocate_cb(GtkWidget *widget,
                      GtkAllocation *allocation,
                      gpointer data)
251
{
Harald Judt's avatar
Harald Judt committed
252
    view_scrolled_cb(NULL, data);
253
}
254

255 256 257

static gchar *
get_logo_path(void)
258
{
259 260 261 262 263 264 265
    gchar *cache_dir, *logo_path;

    cache_dir = get_cache_directory();
    logo_path = g_strconcat(cache_dir, G_DIR_SEPARATOR_S,
                            "weather_logo.gif", NULL);
    g_free(cache_dir);
    return logo_path;
266 267
}

268

269
static void
270 271 272
logo_fetched(SoupSession *session,
             SoupMessage *msg,
             gpointer user_data)
273
{
274
    if (msg && msg->response_body && msg->response_body->length > 0) {
275 276 277
        gchar *path = get_logo_path();
        GError *error = NULL;
        GdkPixbuf *pixbuf = NULL;
278 279
        if (!g_file_set_contents(path, msg->response_body->data,
                                 msg->response_body->length, &error)) {
280 281 282
            g_warning(_("Error downloading met.no logo image to %s, "
                        "reason: %s\n"), path,
                      error ? error->message : _("unknown"));
283 284 285 286 287 288 289 290 291 292 293
            g_error_free(error);
            g_free(path);
            return;
        }
        pixbuf = gdk_pixbuf_new_from_file(path, NULL);
        g_free(path);
        if (pixbuf) {
            gtk_image_set_from_pixbuf(GTK_IMAGE(user_data), pixbuf);
            g_object_unref(pixbuf);
        }
    }
294 295
}

296 297

static GtkWidget *
298
weather_summary_get_logo(plugin_data *data)
299
{
300
    GtkWidget *image = gtk_image_new();
Harald Judt's avatar
Harald Judt committed
301
    GdkPixbuf *pixbuf;
302 303 304 305 306
    gchar *path = get_logo_path();

    pixbuf = gdk_pixbuf_new_from_file(path, NULL);
    g_free(path);
    if (pixbuf == NULL)
307 308
        weather_http_queue_request(data->session,
                                   "http://met.no/filestore/met.no-logo.gif",
309
                                   logo_fetched, image);
310 311 312 313 314
    else {
        gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf);
        g_object_unref(pixbuf);
    }
    return image;
315
}
316

317

318
static GtkWidget *
319
create_summary_tab(plugin_data *data)
320
{
321 322
    GtkTextBuffer *buffer;
    GtkTextIter iter;
Harald Judt's avatar
Harald Judt committed
323
    GtkTextTag *btag, *ltag0, *ltag1, *ltag2;
Harald Judt's avatar
Harald Judt committed
324
    GtkWidget *view, *frame, *scrolled, *icon;
325 326 327 328
    GtkAdjustment *adj;
    GdkColor lnk_color;
    xml_time *conditions;
    const gchar *unit;
Harald Judt's avatar
Harald Judt committed
329
    gchar *value, *rawvalue, *wind;
330 331
    gchar *last_download, *next_download;
    gchar *interval_start, *interval_end, *point;
332
    gchar *sunrise, *sunset, *moonrise, *moonset;
Harald Judt's avatar
Harald Judt committed
333
    summary_details *sum;
334

Harald Judt's avatar
Harald Judt committed
335 336 337 338 339 340 341
    sum = g_slice_new0(summary_details);
    sum->on_icon = FALSE;
    sum->hand_cursor = gdk_cursor_new(GDK_HAND2);
    sum->text_cursor = gdk_cursor_new(GDK_XTERM);
    data->summary_details = sum;

    sum->text_view = view = gtk_text_view_new();
342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365
    gtk_text_view_set_editable(GTK_TEXT_VIEW(view), FALSE);
    gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(view), FALSE);
    frame = gtk_frame_new(NULL);
    scrolled = gtk_scrolled_window_new(NULL, NULL);

    gtk_container_add(GTK_CONTAINER(scrolled), view);
    gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);

    gtk_container_set_border_width(GTK_CONTAINER(frame), BORDER);
    gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
    gtk_container_add(GTK_CONTAINER(frame), scrolled);

    buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(view));
    gtk_text_buffer_get_iter_at_offset(GTK_TEXT_BUFFER(buffer), &iter, 0);
    btag = gtk_text_buffer_create_tag(buffer, NULL, "weight",
                                      PANGO_WEIGHT_BOLD, NULL);

    conditions = get_current_conditions(data->weatherdata);
    APPEND_BTEXT(_("Coordinates\n"));
    APPEND_TEXT_ITEM(_("Altitude"), ALTITUDE);
    APPEND_TEXT_ITEM(_("Latitude"), LATITUDE);
    APPEND_TEXT_ITEM(_("Longitude"), LONGITUDE);

366 367
    /* TRANSLATORS: Please use as many \t as appropriate to align the
       date/time values as in the original. */
368 369 370 371 372 373 374 375 376 377 378 379
    APPEND_BTEXT(_("\nDownloads\n"));
    last_download = format_date(data->weather_update->last, NULL, TRUE);
    next_download = format_date(data->weather_update->next, NULL, TRUE);
    value = g_strdup_printf(_("\tWeather data:\n"
                              "\tLast:\t%s\n"
                              "\tNext:\t%s\n"
                              "\tCurrent failed attempts: %d\n\n"),
                            last_download,
                            next_download,
                            data->weather_update->attempt);
    g_free(last_download);
    g_free(next_download);
380 381
    APPEND_TEXT_ITEM_REAL(value);

382 383 384 385 386 387 388 389 390 391 392 393 394 395
    last_download = format_date(data->astro_update->last, NULL, TRUE);
    next_download = format_date(data->astro_update->next, NULL, TRUE);
    value = g_strdup_printf(_("\tAstronomical data:\n"
                              "\tLast:\t%s\n"
                              "\tNext:\t%s\n"
                              "\tCurrent failed attempts: %d\n"),
                            last_download,
                            next_download,
                            data->astro_update->attempt);
    g_free(last_download);
    g_free(next_download);
    APPEND_TEXT_ITEM_REAL(value);

    /* calculation times */
396
    APPEND_BTEXT(_("\nTimes Used for Calculations\n"));
397
    point = format_date(conditions->point, NULL, TRUE);
398
    value = g_strdup_printf
Harald Judt's avatar
Harald Judt committed
399
        (_("\tTemperatures, wind, atmosphere and cloud data calculated\n"
400
           "\tfor:\t\t%s\n"),
401
         point);
402
    g_free(point);
403 404
    APPEND_TEXT_ITEM_REAL(value);

405 406
    interval_start = format_date(conditions->start, NULL, TRUE);
    interval_end = format_date(conditions->end, NULL, TRUE);
407
    value = g_strdup_printf
Harald Judt's avatar
Harald Judt committed
408
        (_("\n\tPrecipitation and the weather symbol have been calculated\n"
409
           "\tusing the following time interval:\n"
410 411
           "\tStart:\t%s\n"
           "\tEnd:\t%s\n"),
412 413
         interval_start,
         interval_end);
414 415
    g_free(interval_end);
    g_free(interval_start);
416 417
    APPEND_TEXT_ITEM_REAL(value);

418
    /* sun and moon */
419
    APPEND_BTEXT(_("\nAstronomical Data\n"));
420 421 422 423 424 425 426 427
    if (data->astrodata) {
        if (data->astrodata->sun_never_rises) {
            value = g_strdup(_("\tSunrise:\t\tThe sun never rises today.\n"));
            APPEND_TEXT_ITEM_REAL(value);
        } else if (data->astrodata->sun_never_sets) {
            value = g_strdup(_("\tSunset:\t\tThe sun never sets today.\n"));
            APPEND_TEXT_ITEM_REAL(value);
        } else {
428
            sunrise = format_date(data->astrodata->sunrise, NULL, TRUE);
429
            value = g_strdup_printf(_("\tSunrise:\t\t%s\n"), sunrise);
430
            g_free(sunrise);
431 432
            APPEND_TEXT_ITEM_REAL(value);

433
            sunset = format_date(data->astrodata->sunset, NULL, TRUE);
434
            value = g_strdup_printf(_("\tSunset:\t\t%s\n\n"), sunset);
435
            g_free(sunset);
436 437 438 439 440 441 442 443 444 445 446 447
            APPEND_TEXT_ITEM_REAL(value);
        }

        if (data->astrodata->moon_phase)
            value = g_strdup_printf(_("\tMoon phase:\t%s\n"),
                                    translate_moon_phase
                                    (data->astrodata->moon_phase));
        else
            value = g_strdup(_("\tMoon phase:\tUnknown\n"));
        APPEND_TEXT_ITEM_REAL(value);

        if (data->astrodata->moon_never_rises) {
448 449
            value =
                g_strdup(_("\tMoonrise:\tThe moon never rises today.\n"));
450 451
            APPEND_TEXT_ITEM_REAL(value);
        } else if (data->astrodata->moon_never_sets) {
452 453
            value =
                g_strdup(_("\tMoonset:\tThe moon never sets today.\n"));
454 455
            APPEND_TEXT_ITEM_REAL(value);
        } else {
456
            moonrise = format_date(data->astrodata->moonrise, NULL, TRUE);
457
            value = g_strdup_printf(_("\tMoonrise:\t%s\n"), moonrise);
458
            g_free(moonrise);
459 460
            APPEND_TEXT_ITEM_REAL(value);

461
            moonset = format_date(data->astrodata->moonset, NULL, TRUE);
462
            value = g_strdup_printf(_("\tMoonset:\t%s\n"), moonset);
463
            g_free(moonset);
464 465 466 467 468 469 470 471
            APPEND_TEXT_ITEM_REAL(value);
        }
    } else {
        value = g_strdup(_("\tData not available, will use sane "
                           "default values for night and day.\n"));
        APPEND_TEXT_ITEM_REAL(value);
    }

Harald Judt's avatar
Harald Judt committed
472 473
    /* temperatures */
    APPEND_BTEXT(_("\nTemperatures\n"));
474
    APPEND_TEXT_ITEM(_("Temperature"), TEMPERATURE);
Harald Judt's avatar
Harald Judt committed
475
    APPEND_TEXT_ITEM(_("Dew point"), DEWPOINT);
476
    APPEND_TEXT_ITEM(_("Apparent temperature"), APPARENT_TEMPERATURE);
477 478 479

    /* wind */
    APPEND_BTEXT(_("\nWind\n"));
480 481 482 483
    wind = get_data(conditions, data->units, WIND_SPEED,
                    FALSE, data->night_time);
    rawvalue = get_data(conditions, data->units, WIND_BEAUFORT,
                        FALSE, data->night_time);
484 485
    value = g_strdup_printf(_("\tSpeed: %s %s (%s on the Beaufort scale)\n"),
                            wind, get_unit(data->units, WIND_SPEED),
486
                            rawvalue);
487 488 489 490
    g_free(rawvalue);
    g_free(wind);
    APPEND_TEXT_ITEM_REAL(value);

491 492
    rawvalue = get_data(conditions, data->units, WIND_DIRECTION,
                        FALSE, data->night_time);
493 494
    wind = translate_wind_direction(rawvalue);
    g_free(rawvalue);
495 496
    rawvalue = get_data(conditions, data->units, WIND_DIRECTION_DEG,
                        FALSE, data->night_time);
497 498 499

    /* wind direction */
    value = g_strdup_printf(_("\tDirection: %s (%s%s)\n"),
500
                            wind, rawvalue,
501
                            get_unit(data->units, WIND_DIRECTION_DEG));
502 503 504 505 506 507 508 509 510 511
    g_free(rawvalue);
    g_free(wind);
    APPEND_TEXT_ITEM_REAL(value);

    /* precipitation */
    APPEND_BTEXT(_("\nPrecipitations\n"));
    APPEND_TEXT_ITEM(_("Precipitations amount"), PRECIPITATIONS);

    /* atmosphere */
    APPEND_BTEXT(_("\nAtmosphere\n"));
512 513
    APPEND_TEXT_ITEM(_("Barometric pressure"), PRESSURE);
    APPEND_TEXT_ITEM(_("Relative humidity"), HUMIDITY);
514 515 516 517 518

    /* clouds */
    APPEND_BTEXT(_("\nClouds\n"));
    APPEND_TEXT_ITEM(_("Fog"), FOG);
    APPEND_TEXT_ITEM(_("Low clouds"), CLOUDS_LOW);
519
    APPEND_TEXT_ITEM(_("Middle clouds"), CLOUDS_MID);
520 521 522
    APPEND_TEXT_ITEM(_("High clouds"), CLOUDS_HIGH);
    APPEND_TEXT_ITEM(_("Cloudiness"), CLOUDINESS);

Harald Judt's avatar
Harald Judt committed
523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538
    /* credits */
    gdk_color_parse("#0000ff", &lnk_color);
    ltag0 = gtk_text_buffer_create_tag(buffer, "lnk0",
                                       "foreground-gdk", &lnk_color, NULL);
    ltag1 = gtk_text_buffer_create_tag(buffer, "lnk1",
                                       "foreground-gdk", &lnk_color, NULL);
    ltag2 = gtk_text_buffer_create_tag(buffer, "lnk2",
                                       "foreground-gdk", &lnk_color, NULL);
    APPEND_BTEXT(_("\nCredits\n"));
    APPEND_LINK_ITEM(_("\tEncyclopedic information partly taken from\n\t\t"),
                     _("Wikipedia"), "http://wikipedia.org", ltag2);
    APPEND_LINK_ITEM(_("\n\tWeather and astronomical data from\n\t\t"),
                     _("The Norwegian Meteorological Institute"),
                     "http://met.no/", ltag1);
    g_object_set_data_full(G_OBJECT(ltag0), "url",   /* url for image */
                           g_strdup("http://met.no"), g_free);
539 540

    g_signal_connect(G_OBJECT(view), "motion-notify-event",
Harald Judt's avatar
Harald Judt committed
541
                     G_CALLBACK(view_motion_notify), sum);
542
    g_signal_connect(G_OBJECT(view), "leave-notify-event",
Harald Judt's avatar
Harald Judt committed
543
                     G_CALLBACK(view_leave_notify), sum);
544

Harald Judt's avatar
Harald Judt committed
545
    icon = weather_summary_get_logo(data);
546

Harald Judt's avatar
Harald Judt committed
547 548
    if (icon) {
        sum->icon_ebox = gtk_event_box_new();
549 550
        gtk_event_box_set_visible_window(GTK_EVENT_BOX(sum->icon_ebox), FALSE);
        gtk_container_add(GTK_CONTAINER(sum->icon_ebox), icon);
551
        gtk_text_view_add_child_in_window(GTK_TEXT_VIEW(view),
Harald Judt's avatar
Harald Judt committed
552
                                          sum->icon_ebox,
553
                                          GTK_TEXT_WINDOW_TEXT, 0, 0);
Harald Judt's avatar
Harald Judt committed
554
        gtk_widget_show_all(sum->icon_ebox);
555 556 557
        adj =
            gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(scrolled));
        g_signal_connect(G_OBJECT(adj), "value-changed",
Harald Judt's avatar
Harald Judt committed
558
                         G_CALLBACK(view_scrolled_cb), sum);
559
        g_signal_connect(G_OBJECT(view), "size_allocate",
Harald Judt's avatar
Harald Judt committed
560 561 562 563 564 565 566 567 568
                         G_CALLBACK(view_size_allocate_cb), sum);
        g_signal_connect(G_OBJECT(sum->icon_ebox), "button-release-event",
                         G_CALLBACK(icon_clicked), ltag0);
        g_signal_connect(G_OBJECT(sum->icon_ebox), "enter-notify-event",
                         G_CALLBACK(icon_motion_notify), sum);
        g_signal_connect(G_OBJECT(sum->icon_ebox), "motion-notify-event",
                         G_CALLBACK(icon_motion_notify), sum);
        g_signal_connect(G_OBJECT(sum->icon_ebox), "leave-notify-event",
                         G_CALLBACK(view_leave_notify), sum);
569
    }
Harald Judt's avatar
Harald Judt committed
570

571
    return frame;
572
}
573

574

Harald Judt's avatar
Harald Judt committed
575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595
static gchar *
get_dayname(gint day)
{
    struct tm fcday_tm;
    time_t now_t = time(NULL), fcday_t;
    gint weekday;

    fcday_tm = *localtime(&now_t);
    fcday_t = time_calc_day(fcday_tm, day);
    weekday = localtime(&fcday_t)->tm_wday;
    switch (day) {
    case 0:
        return g_strdup_printf(_("Today"));
    case 1:
        return g_strdup_printf(_("Tomorrow"));
    default:
        return translate_day(weekday);
    }
}


596 597 598 599 600 601 602 603
static gchar *
forecast_cell_get_tooltip_text(plugin_data *data,
                               xml_time *fcdata)
{
    GString *text;
    gchar *result, *value;
    const gchar *unit;

604 605 606 607 608
    /* TRANSLATORS: Please use spaces as needed or desired to properly
       align the values; Monospace font is enforced with <tt> tags for
       alignment, and the text is enclosed in <small> tags because
       that looks much better and saves space.
     */
609
    text = g_string_new(_("<b>Times used for calculations</b>\n"));
610
    value = format_date(fcdata->start, NULL, TRUE);
611 612 613 614
    g_string_append_printf(text, _("<tt><small>"
                                   "Interval start:       %s"
                                   "</small></tt>\n"),
                           value);
615
    g_free(value);
616
    value = format_date(fcdata->end, NULL, TRUE);
617 618 619 620
    g_string_append_printf(text, _("<tt><small>"
                                   "Interval end:         %s"
                                   "</small></tt>\n"),
                           value);
621
    g_free(value);
622
    value = format_date(fcdata->point, NULL, TRUE);
623 624 625 626
    g_string_append_printf(text, _("<tt><small>"
                                   "Data calculated for:  %s"
                                   "</small></tt>\n\n"),
                           value);
627 628
    g_free(value);

Harald Judt's avatar
Harald Judt committed
629
    g_string_append(text, _("<b>Temperatures</b>\n"));
630 631 632 633 634 635 636
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
                          "Dew point:            %s%s%s"
                          "</small></tt>\n"),
                        DEWPOINT);
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
                          "Apparent temperature: %s%s%s"
                          "</small></tt>\n\n"),
637
                        APPARENT_TEMPERATURE);
Harald Judt's avatar
Harald Judt committed
638

639
    g_string_append(text, _("<b>Atmosphere</b>\n"));
640 641 642 643 644 645 646 647
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
                          "Barometric pressure:  %s%s%s"
                          "</small></tt>\n"),
                        PRESSURE);
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
                          "Relative humidity:    %s%s%s"
                          "</small></tt>\n\n"),
                        HUMIDITY);
648 649

    g_string_append(text, _("<b>Precipitations</b>\n"));
650 651 652 653
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
                          "Amount:        %s%s%s"
                          "</small></tt>\n\n"),
                        PRECIPITATIONS);
654 655

    g_string_append(text, _("<b>Clouds</b>\n"));
656 657 658
    /* TRANSLATORS: Clouds percentages are aligned to the right in the
       tooltip, the %5s are needed for that and are used both for
       rounded and unrounded values. */
659
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
660
                          "Fog:           %5s%s%s"
661 662
                          "</small></tt>\n"), FOG);
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
663
                          "Low clouds:    %5s%s%s"
664 665
                          "</small></tt>\n"), CLOUDS_LOW);
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
666
                          "Middle clouds: %5s%s%s"
667 668
                          "</small></tt>\n"), CLOUDS_MID);
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
669
                          "High clouds:   %5s%s%s"
670 671
                          "</small></tt>\n"), CLOUDS_HIGH);
    APPEND_TOOLTIP_ITEM(_("<tt><small>"
672
                          "Cloudiness:    %5s%s%s"
673
                          "</small></tt>"), CLOUDINESS);
674 675 676 677 678 679 680 681

    /* Free GString only and return its character data */
    result = text->str;
    g_string_free(text, FALSE);
    return result;
}


682
static GtkWidget *
Harald Judt's avatar
Harald Judt committed
683 684
wrap_forecast_cell(const GtkWidget *widget,
                   const GdkColor *color)
685
{
686
    GtkWidget *ebox;
Harald Judt's avatar
Harald Judt committed
687

688 689 690 691 692 693 694 695 696 697 698
    ebox = gtk_event_box_new();
    if (color == NULL)
        gtk_event_box_set_visible_window(GTK_EVENT_BOX(ebox), FALSE);
    else {
        gtk_event_box_set_visible_window(GTK_EVENT_BOX(ebox), TRUE);
        gtk_widget_modify_bg(GTK_WIDGET(ebox), GTK_STATE_NORMAL, color);
    }
    gtk_container_add(GTK_CONTAINER(ebox), GTK_WIDGET(widget));
    return ebox;
}

699

700
static GtkWidget *
701 702 703
add_forecast_header(const gchar *text,
                    const gdouble angle,
                    const GdkColor *color)
704
{
Harald Judt's avatar
Harald Judt committed
705
    GtkWidget *label, *align;
706 707
    gchar *str;

708 709 710 711 712
    if (angle)
        align = gtk_alignment_new(1, 1, 0, 1);
    else
        align = gtk_alignment_new(1, 1, 1, 0);
    gtk_container_set_border_width(GTK_CONTAINER(align), 4);
713 714

    label = gtk_label_new(NULL);
Harald Judt's avatar
Harald Judt committed
715
    gtk_label_set_angle(GTK_LABEL(label), angle);
716 717 718
    str = g_strdup_printf("<span foreground=\"white\"><b>%s</b></span>", text ? text : "");
    gtk_label_set_markup(GTK_LABEL(label), str);
    g_free(str);
Harald Judt's avatar
Harald Judt committed
719
    gtk_container_add(GTK_CONTAINER(align), GTK_WIDGET(label));
Harald Judt's avatar
Harald Judt committed
720
    return wrap_forecast_cell(align, color);
721 722
}

723

724
static GtkWidget *
725
add_forecast_cell(plugin_data *data,
Harald Judt's avatar
Harald Judt committed
726 727
                  gint day,
                  gint daytime)
728
{
Harald Judt's avatar
Harald Judt committed
729
    GtkWidget *box, *label, *image;
730
    GdkPixbuf *icon;
731
    const GdkColor black = {0, 0x0000, 0x0000, 0x0000};
Harald Judt's avatar
Harald Judt committed
732 733 734 735 736 737 738 739 740 741 742 743 744 745 746
    gchar *wind_speed, *wind_direction, *value, *rawvalue;
    xml_time *fcdata;

    box = gtk_vbox_new(FALSE, 0);

    fcdata = make_forecast_data(data->weatherdata, day, daytime);
    if (fcdata == NULL)
        return box;

    if (fcdata->location == NULL) {
        xml_time_free(fcdata);
        return box;
    }

    /* symbol */
747 748
    rawvalue = get_data(fcdata, data->units, SYMBOL,
                        FALSE, data->night_time);
Harald Judt's avatar
Harald Judt committed
749 750 751 752 753 754 755 756
    icon = get_icon(data->icon_theme, rawvalue, 48, (daytime == NIGHT));
    g_free(rawvalue);
    image = gtk_image_new_from_pixbuf(icon);
    gtk_box_pack_start(GTK_BOX(box), GTK_WIDGET(image), TRUE, TRUE, 0);
    if (G_LIKELY(icon))
        g_object_unref(G_OBJECT(icon));

    /* symbol description */
757 758
    rawvalue = get_data(fcdata, data->units, SYMBOL,
                        FALSE, data->night_time);
Harald Judt's avatar
Harald Judt committed
759 760 761 762 763 764 765 766 767 768 769
    value = g_strdup_printf("%s",
                            translate_desc(rawvalue, (daytime == NIGHT)));
    g_free(rawvalue);
    label = gtk_label_new(NULL);
    gtk_label_set_markup(GTK_LABEL(label), value);
    if (!(day % 2))
        gtk_widget_modify_fg(GTK_WIDGET(label), GTK_STATE_NORMAL, &black);
    gtk_box_pack_start(GTK_BOX(box), GTK_WIDGET(label), TRUE, TRUE, 0);
    g_free(value);

    /* temperature */
770 771
    rawvalue = get_data(fcdata, data->units, TEMPERATURE,
                        data->round, data->night_time);
Harald Judt's avatar
Harald Judt committed
772 773 774 775 776 777 778 779 780 781
    value = g_strdup_printf("%s %s", rawvalue,
                            get_unit(data->units, TEMPERATURE));
    g_free(rawvalue);
    label = gtk_label_new(value);
    if (!(day % 2))
        gtk_widget_modify_fg(GTK_WIDGET(label), GTK_STATE_NORMAL, &black);
    gtk_box_pack_start(GTK_BOX(box), GTK_WIDGET(label), TRUE, TRUE, 0);
    g_free(value);

    /* wind direction and speed */
782 783
    rawvalue = get_data(fcdata, data->units, WIND_DIRECTION,
                        FALSE, data->night_time);
Harald Judt's avatar
Harald Judt committed
784
    wind_direction = translate_wind_direction(rawvalue);
785 786
    wind_speed = get_data(fcdata, data->units, WIND_SPEED,
                          data->round, data->night_time);
Harald Judt's avatar
Harald Judt committed
787 788 789 790 791 792 793 794 795 796 797 798 799
    value = g_strdup_printf("%s %s %s", wind_direction, wind_speed,
                            get_unit(data->units, WIND_SPEED));
    g_free(wind_speed);
    g_free(wind_direction);
    g_free(rawvalue);
    label = gtk_label_new(value);
    if (!(day % 2))
        gtk_widget_modify_fg(GTK_WIDGET(label), GTK_STATE_NORMAL, &black);
    gtk_box_pack_start(GTK_BOX(box), label, TRUE, TRUE, 0);
    g_free(value);

    gtk_widget_set_size_request(GTK_WIDGET(box), 150, -1);

800 801 802 803
    value = forecast_cell_get_tooltip_text(data, fcdata);
    gtk_widget_set_tooltip_markup(GTK_WIDGET(box), value);
    g_free(value);

Harald Judt's avatar
Harald Judt committed
804 805 806 807 808 809
    xml_time_free(fcdata);
    return box;
}


static GtkWidget *
810
make_forecast(plugin_data *data)
Harald Judt's avatar
Harald Judt committed
811 812 813
{
    GtkWidget *table, *ebox, *box, *align;
    GtkWidget *forecast_box;
814 815
    const GdkColor lightbg = {0, 0xeaea, 0xeaea, 0xeaea};
    const GdkColor darkbg = {0, 0x6666, 0x6666, 0x6666};
Harald Judt's avatar
Harald Judt committed
816
    gchar *dayname;
Harald Judt's avatar
Harald Judt committed
817 818 819 820 821 822 823
    gint i;
    daytime daytime;

    if (data->forecast_layout == FC_LAYOUT_CALENDAR)
        table = gtk_table_new(5, data->forecast_days + 1, FALSE);
    else
        table = gtk_table_new(data->forecast_days + 1, 5, FALSE);
824 825 826 827 828 829 830

    gtk_table_set_row_spacings(GTK_TABLE(table), 0);
    gtk_table_set_col_spacings(GTK_TABLE(table), 0);

    /* empty upper left corner */
    box = gtk_vbox_new(FALSE, 0);
    gtk_table_attach_defaults(GTK_TABLE(table),
Harald Judt's avatar
Harald Judt committed
831
                              wrap_forecast_cell(box, &darkbg),
832 833 834
                              0, 1, 0, 1);

    /* daytime headers */
Harald Judt's avatar
Harald Judt committed
835 836 837 838
    ATTACH_DAYTIME_HEADER(_("Morning"), 1);
    ATTACH_DAYTIME_HEADER(_("Afternoon"), 2);
    ATTACH_DAYTIME_HEADER(_("Evening"), 3);
    ATTACH_DAYTIME_HEADER(_("Night"), 4);
839

840
    for (i = 0; i < data->forecast_days; i++) {
841
        /* forecast day headers */
Harald Judt's avatar
Harald Judt committed
842 843 844
        dayname = get_dayname(i);
        if (data->forecast_layout == FC_LAYOUT_CALENDAR)
            ebox = add_forecast_header(dayname, 0.0, &darkbg);
845
        else
Harald Judt's avatar
Harald Judt committed
846
            ebox = add_forecast_header(dayname, 90.0, &darkbg);
Harald Judt's avatar
Harald Judt committed
847
        g_free(dayname);
848

Harald Judt's avatar
Harald Judt committed
849 850 851 852 853 854
        if (data->forecast_layout == FC_LAYOUT_CALENDAR)
            gtk_table_attach_defaults(GTK_TABLE(table), GTK_WIDGET(ebox),
                                      i+1, i+2, 0, 1);
        else
            gtk_table_attach_defaults(GTK_TABLE(table), GTK_WIDGET(ebox),
                                      0, 1, i+1, i+2);
855

856
        /* get forecast data for each daytime */
857
        for (daytime = MORNING; daytime <= NIGHT; daytime++) {
Harald Judt's avatar
Harald Judt committed
858
            forecast_box = add_forecast_cell(data, i, daytime);
Harald Judt's avatar
Harald Judt committed
859 860 861
            align = gtk_alignment_new(0.5, 0.5, 1, 1);
            gtk_container_set_border_width(GTK_CONTAINER(align), 4);
            gtk_container_add(GTK_CONTAINER(align), GTK_WIDGET(forecast_box));
862
            if (i % 2)
Harald Judt's avatar
Harald Judt committed
863
                ebox = wrap_forecast_cell(align, NULL);
864
            else
Harald Judt's avatar
Harald Judt committed
865 866
                ebox = wrap_forecast_cell(align, &lightbg);

Harald Judt's avatar
Harald Judt committed
867 868 869 870 871 872 873 874
            if (data->forecast_layout == FC_LAYOUT_CALENDAR)
                gtk_table_attach_defaults(GTK_TABLE(table),
                                          GTK_WIDGET(ebox),
                                          i+1, i+2, 1+daytime, 2+daytime);
            else
                gtk_table_attach_defaults(GTK_TABLE(table),
                                          GTK_WIDGET(ebox),
                                          1+daytime, 2+daytime, i+1, i+2);
875 876 877
        }
    }
    return table;
878 879
}

880

881
static GtkWidget *
882
create_forecast_tab(plugin_data *data)
883
{
884
    GtkWidget *ebox, *align, *hbox, *scrolled, *table;
885
    GdkWindow *window;
886
    GdkScreen *screen;
887
    GdkRectangle rect;
Harald Judt's avatar
Harald Judt committed
888 889
    gint monitor_num = 0, h_need, h_max, height;
    gint w_need, w_max, width;
890

891 892 893 894 895 896 897 898 899 900
    /* To avoid causing a GDK assertion, determine the monitor
     * geometry using the weather icon window, which has already been
     * realized in contrast to the summary window. Then calculate the
     * maximum height we may use, subtracting some sane value just to
     * be on the safe side. */
    window = GDK_WINDOW(gtk_widget_get_window(GTK_WIDGET(data->iconimage)));
    screen = GDK_SCREEN(gdk_window_get_screen(window));
    if (G_LIKELY(window && screen))
        monitor_num = gdk_screen_get_monitor_at_window(screen, window);
    gdk_screen_get_monitor_geometry(screen, monitor_num, &rect);
901

Harald Judt's avatar
Harald Judt committed
902 903 904
    /* calculate maximum width and height */
    h_max = rect.height - 250;
    w_max = rect.width - 50;
905

Harald Judt's avatar
Harald Judt committed
906 907 908 909 910 911 912 913
    /* calculate needed space using a good arbitrary value */
    if (data->forecast_layout == FC_LAYOUT_CALENDAR) {
        w_need = ((data->forecast_days < 8) ? data->forecast_days : 7) * 142;
        h_need = 500;
    } else {
        w_need = (rect.width <= 720) ? 650 : 700;
        h_need = data->forecast_days * 110;
    }
914 915 916 917

    /* generate the forecast table */
    table = GTK_WIDGET(make_forecast(data));

Harald Judt's avatar
Harald Judt committed
918
    /* generate the containing widgets */
919
    align = gtk_alignment_new(0.5, 0, 0.5, 0);
Harald Judt's avatar
Harald Judt committed
920 921 922 923
    if ((data->forecast_layout == FC_LAYOUT_CALENDAR &&
         w_need < w_max && data->forecast_days < 8) ||
        (data->forecast_layout == FC_LAYOUT_LIST && h_need < h_max)) {
        /* no scroll window needed, just align the contents */
924 925 926 927
        gtk_container_add(GTK_CONTAINER(align), GTK_WIDGET(table));
        gtk_container_set_border_width(GTK_CONTAINER(align), BORDER);
        return align;
    } else {
Harald Judt's avatar
Harald Judt committed
928
        /* contents too big, scroll window needed */
929 930 931 932 933 934 935
        hbox = gtk_hbox_new(FALSE, 0);
        gtk_box_pack_start(GTK_BOX(hbox), table, TRUE, FALSE, 0);
        gtk_container_add(GTK_CONTAINER(align), GTK_WIDGET(hbox));

        scrolled = gtk_scrolled_window_new (NULL, NULL);
        gtk_container_set_border_width(GTK_CONTAINER(scrolled), BORDER);

936 937
        gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(scrolled),
                                              align);
938
        gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
939 940
                                       GTK_POLICY_AUTOMATIC,
                                       GTK_POLICY_AUTOMATIC);
Harald Judt's avatar
Harald Judt committed
941 942 943 944 945 946

        /* set scroll window size */
        width = (w_need > w_max) ? w_max : w_need;
        height = (h_need > h_max) ? h_max : h_need;
        gtk_widget_set_size_request(GTK_WIDGET(scrolled), width, height);

947
        ebox = gtk_event_box_new();
948
        gtk_event_box_set_visible_window(GTK_EVENT_BOX(ebox), TRUE);
949 950
        gtk_container_add(GTK_CONTAINER(ebox), GTK_WIDGET(scrolled));
        return ebox;
951
    }
952
}
953

954

955
static void
956 957
summary_dialog_response(const GtkWidget *dlg,
                        const gint response,
958
                        GtkWidget *window)
959
{
960 961
    if (response == GTK_RESPONSE_ACCEPT)
        gtk_widget_destroy(window);
962 963
}

964

965 966 967 968 969 970 971 972 973 974 975 976
static void
cb_notebook_page_switched(GtkNotebook *notebook,
                          GtkNotebookPage *page,
                          guint page_num,
                          gpointer user_data)
{
    plugin_data *data = (plugin_data *) user_data;

    data->summary_remember_tab = page_num;
}


977
GtkWidget *
978
create_summary_window(plugin_data *data)
979
{
980
    GtkWidget *window, *notebook, *vbox, *hbox, *label;
Harald Judt's avatar
Harald Judt committed
981
    gchar *title, *symbol;
982 983 984
    GdkPixbuf *icon;
    xml_time *conditions;

985 986
    conditions = get_current_conditions(data->weatherdata);
    window = xfce_titled_dialog_new_with_buttons(_("Weather Report"),
987 988 989 990 991
                                                 NULL,
                                                 GTK_DIALOG_NO_SEPARATOR,
                                                 GTK_STOCK_CLOSE,
                                                 GTK_RESPONSE_ACCEPT, NULL);
    if (data->location_name != NULL) {
992
        title = g_strdup_printf("%s", data->location_name);
993 994 995 996 997
        xfce_titled_dialog_set_subtitle(XFCE_TITLED_DIALOG(window), title);
        g_free(title);
    }

    vbox = gtk_vbox_new(FALSE, 0);
Harald Judt's avatar
Harald Judt committed
998
    gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox), vbox, TRUE, TRUE, 0);
999

1000 1001
    symbol = get_data(conditions, data->units, SYMBOL,
                      FALSE, data->night_time);
1002
    icon = get_icon(data->icon_theme, symbol, 48, data->night_time);
Harald Judt's avatar
Harald Judt committed
1003
    g_free(symbol);
1004 1005 1006 1007 1008 1009

    gtk_window_set_icon(GTK_WINDOW(window), icon);

    if (G_LIKELY(icon))
        g_object_unref(G_OBJECT(icon));