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| Tool | Failure ID | Location | Function | Message | Data |
|---|---|---|---|---|---|
| clang-analyzer | no-output-found | e-week-view-main-item.c | Message(text='Unable to locate XML output from invoke-clang-analyzer') | None | |
| clang-analyzer | no-output-found | e-week-view-main-item.c | Message(text='Unable to locate XML output from invoke-clang-analyzer') | None |
1 /*
2 * EWeekViewMainItem - displays the background grid and dates for the Week and
3 * Month calendar views.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) version 3.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with the program; if not, see <http://www.gnu.org/licenses/>
17 *
18 * Authors:
19 * Damon Chaplin <damon@ximian.com>
20 *
21 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
22 */
23
24 #ifdef HAVE_CONFIG_H
25 #include <config.h>
26 #endif
27
28 #include <string.h>
29 #include <glib/gi18n.h>
30
31 #include "e-week-view-main-item.h"
32 #include "ea-calendar.h"
33 #include "calendar-config.h"
34
35 #define E_WEEK_VIEW_MAIN_ITEM_GET_PRIVATE(obj) \
36 (G_TYPE_INSTANCE_GET_PRIVATE \
37 ((obj), E_TYPE_WEEK_VIEW_MAIN_ITEM, EWeekViewMainItemPrivate))
38
39 struct _EWeekViewMainItemPrivate {
40 EWeekView *week_view;
41 };
42
43 enum {
44 PROP_0,
45 PROP_WEEK_VIEW
46 };
47
48 G_DEFINE_TYPE (
49 EWeekViewMainItem,
50 e_week_view_main_item,
51 GNOME_TYPE_CANVAS_ITEM)
52
53 static gint
54 gdate_to_cal_weekdays (GDateWeekday wd)
55 {
56 switch (wd) {
57 case G_DATE_MONDAY: return CAL_MONDAY;
58 case G_DATE_TUESDAY: return CAL_TUESDAY;
59 case G_DATE_WEDNESDAY: return CAL_WEDNESDAY;
60 case G_DATE_THURSDAY: return CAL_THURSDAY;
61 case G_DATE_FRIDAY: return CAL_FRIDAY;
62 case G_DATE_SATURDAY: return CAL_SATURDAY;
63 case G_DATE_SUNDAY: return CAL_SUNDAY;
64 default: break;
65 }
66
67 return 0;
68 }
69
70 static void
71 week_view_main_item_draw_day (EWeekViewMainItem *main_item,
72 gint day,
73 GDate *date,
74 cairo_t *cr,
75 gint x,
76 gint y,
77 gint width,
78 gint height)
79 {
80 EWeekView *week_view;
81 GtkStyle *style;
82 gint right_edge, bottom_edge, date_width, date_x, line_y;
83 gboolean show_day_name, show_month_name, selected;
84 gchar buffer[128], *format_string;
85 gint day_of_week, month, day_of_month, max_width;
86 GdkColor *bg_color;
87 PangoFontDescription *font_desc;
88 PangoContext *pango_context;
89 PangoFontMetrics *font_metrics;
90 PangoLayout *layout;
91 gboolean today = FALSE;
92 CalWeekdays working_days;
93
94 week_view = e_week_view_main_item_get_week_view (main_item);
95 style = gtk_widget_get_style (GTK_WIDGET (week_view));
96
97 /* Set up Pango prerequisites */
98 font_desc = pango_font_description_copy (style->font_desc);
99 pango_context = gtk_widget_get_pango_context (GTK_WIDGET (week_view));
100 font_metrics = pango_context_get_metrics (
101 pango_context, font_desc,
102 pango_context_get_language (pango_context));
103
104 day_of_week = gdate_to_cal_weekdays (g_date_get_weekday (date));
105 month = g_date_get_month (date);
106 day_of_month = g_date_get_day (date);
107 line_y = y + E_WEEK_VIEW_DATE_T_PAD +
108 PANGO_PIXELS (pango_font_metrics_get_ascent (font_metrics)) +
109 PANGO_PIXELS (pango_font_metrics_get_descent (font_metrics)) +
110 E_WEEK_VIEW_DATE_LINE_T_PAD;
111
112 if (!today) {
113 ECalendarView *view;
114 struct icaltimetype tt;
115 const icaltimezone *zone;
116
117 view = E_CALENDAR_VIEW (week_view);
118 zone = e_calendar_view_get_timezone (view);
119
120 /* Check if we are drawing today */
121 tt = icaltime_from_timet_with_zone (
122 time (NULL), FALSE, zone);
123 today = g_date_get_year (date) == tt.year
124 && g_date_get_month (date) == tt.month
125 && g_date_get_day (date) == tt.day;
126 }
127
128 working_days = calendar_config_get_working_days ();
129
130 /* Draw the background of the day. In the month view odd months are
131 * one color and even months another, so you can easily see when each
132 * month starts (defaults are white for odd - January, March, ... and
133 * light gray for even). In the week view the background is always the
134 * same color, the color used for the odd months in the month view. */
135 if (today)
136 bg_color = &week_view->colors[E_WEEK_VIEW_COLOR_TODAY_BACKGROUND];
137 else if ((working_days & day_of_week) == 0)
138 bg_color = &week_view->colors[E_WEEK_VIEW_COLOR_MONTH_NONWORKING_DAY];
139 else if (week_view->multi_week_view && (month % 2 == 0))
140 bg_color = &week_view->colors[E_WEEK_VIEW_COLOR_EVEN_MONTHS];
141 else
142 bg_color = &week_view->colors[E_WEEK_VIEW_COLOR_ODD_MONTHS];
143
144 cairo_save (cr);
145 gdk_cairo_set_source_color (cr, bg_color);
146 cairo_rectangle (cr, x, y, width, height);
147 cairo_fill (cr);
148 cairo_restore (cr);
149
150 /* Draw the lines on the right and bottom of the cell. The canvas is
151 * sized so that the lines on the right & bottom edges will be off the
152 * edge of the canvas, so we don't have to worry about them. */
153 right_edge = x + width - 1;
154 bottom_edge = y + height - 1;
155
156 cairo_save (cr);
157 gdk_cairo_set_source_color (cr, &week_view->colors[E_WEEK_VIEW_COLOR_GRID]);
158 cairo_set_line_width (cr, 0.7);
159 cairo_move_to (cr, right_edge, y);
160 cairo_line_to (cr, right_edge, bottom_edge);
161 cairo_move_to (cr, x, bottom_edge);
162 cairo_line_to (cr, right_edge, bottom_edge);
163 cairo_stroke (cr);
164 cairo_restore (cr);
165
166 /* If the day is selected, draw the blue background. */
167 cairo_save (cr);
168 selected = TRUE;
169 if (week_view->selection_start_day == -1
170 || week_view->selection_start_day > day
171 || week_view->selection_end_day < day)
172 selected = FALSE;
173 if (selected) {
174 if (gtk_widget_has_focus (GTK_WIDGET (week_view))) {
175 gdk_cairo_set_source_color (
176 cr, &week_view->colors[E_WEEK_VIEW_COLOR_SELECTED]);
177 } else {
178 gdk_cairo_set_source_color (
179 cr, &week_view->colors[E_WEEK_VIEW_COLOR_SELECTED]);
180 }
181
182 if (week_view->multi_week_view) {
183 cairo_rectangle (
184 cr, x + 2, y + 1,
185 width - 5,
186 E_WEEK_VIEW_DATE_T_PAD - 1 +
187 PANGO_PIXELS (pango_font_metrics_get_ascent (font_metrics)) +
188 PANGO_PIXELS (pango_font_metrics_get_descent (font_metrics)));
189 cairo_fill (cr);
190 } else {
191 cairo_rectangle (
192 cr, x + 2, y + 1,
193 width - 5, line_y - y);
194 cairo_fill (cr);
195 }
196 }
197 cairo_restore (cr);
198
199 /* Display the date in the top of the cell.
200 * In the week view, display the long format "10 January" in all cells,
201 * or abbreviate it to "10 Jan" or "10" if that doesn't fit.
202 * In the month view, only use the long format for the first cell and
203 * the 1st of each month, otherwise use "10". */
204 show_day_name = FALSE;
205 show_month_name = FALSE;
206 if (!week_view->multi_week_view) {
207 show_day_name = TRUE;
208 show_month_name = TRUE;
209 } else if (day == 0 || day_of_month == 1) {
210 show_month_name = TRUE;
211 }
212
213 /* Now find the longest form of the date that will fit. */
214 max_width = width - 4;
215 format_string = NULL;
216 if (show_day_name) {
217 if (week_view->max_day_width + week_view->digit_width * 2
218 + week_view->space_width * 2
219 + week_view->month_widths[month - 1] < max_width)
220 /* strftime format %A = full weekday name, %d = day of
221 * month, %B = full month name. You can change the
222 * order but don't change the specifiers or add
223 * anything. */
224 format_string = _("%A %d %B");
225 else if (week_view->max_abbr_day_width
226 + week_view->digit_width * 2
227 + week_view->space_width * 2
228 + week_view->abbr_month_widths[month - 1] < max_width)
229 /* strftime format %a = abbreviated weekday name,
230 * %d = day of month, %b = abbreviated month name.
231 * You can change the order but don't change the
232 * specifiers or add anything. */
233 format_string = _("%a %d %b");
234 }
235 if (!format_string && show_month_name) {
236 if (week_view->digit_width * 2 + week_view->space_width
237 + week_view->month_widths[month - 1] < max_width)
238 /* strftime format %d = day of month, %B = full
239 * month name. You can change the order but don't
240 * change the specifiers or add anything. */
241 format_string = _("%d %B");
242 else if (week_view->digit_width * 2 + week_view->space_width
243 + week_view->abbr_month_widths[month - 1] < max_width)
244 /* strftime format %d = day of month, %b = abbreviated
245 * month name. You can change the order but don't
246 * change the specifiers or add anything. */
247 format_string = _("%d %b");
248 }
249
250 cairo_save (cr);
251 if (selected) {
252 gdk_cairo_set_source_color (
253 cr, &week_view->colors[E_WEEK_VIEW_COLOR_DATES_SELECTED]);
254 } else if (week_view->multi_week_view) {
255 if (today) {
256 gdk_cairo_set_source_color (
257 cr, &week_view->colors[E_WEEK_VIEW_COLOR_TODAY]);
258 } else {
259 gdk_cairo_set_source_color (
260 cr, &week_view->colors[E_WEEK_VIEW_COLOR_DATES]);
261 }
262 } else {
263 gdk_cairo_set_source_color (
264 cr, &week_view->colors[E_WEEK_VIEW_COLOR_DATES]);
265 }
266
267 if (today) {
268 g_date_strftime (
269 buffer, sizeof (buffer),
270 format_string ? format_string : "<b>%d</b>", date);
271 pango_cairo_update_context (cr, pango_context);
272 layout = pango_cairo_create_layout (cr);
273 pango_layout_set_font_description (layout, font_desc);
274 pango_layout_set_text (layout, buffer, -1);
275 pango_layout_set_markup (layout, buffer, strlen (buffer));
276 } else {
277 g_date_strftime (
278 buffer, sizeof (buffer),
279 format_string ? format_string : "%d", date);
280 pango_cairo_update_context (cr, pango_context);
281 layout = pango_cairo_create_layout (cr);
282 pango_layout_set_font_description (layout, font_desc);
283 pango_layout_set_text (layout, buffer, -1);
284 }
285
286 pango_layout_get_pixel_size (layout, &date_width, NULL);
287 date_x = x + width - date_width - E_WEEK_VIEW_DATE_R_PAD;
288 date_x = MAX (date_x, x + 1);
289
290 cairo_translate (cr, date_x, y + E_WEEK_VIEW_DATE_T_PAD);
291 pango_cairo_update_layout (cr, layout);
292 pango_cairo_show_layout (cr, layout);
293 cairo_restore (cr);
294 g_object_unref (layout);
295
296 /* Draw the line under the date. */
297 if (!week_view->multi_week_view) {
298 cairo_save (cr);
299 gdk_cairo_set_source_color (
300 cr, &week_view->colors[E_WEEK_VIEW_COLOR_GRID]);
301 cairo_set_line_width (cr, 0.7);
302 cairo_move_to (cr, x + E_WEEK_VIEW_DATE_LINE_L_PAD, line_y);
303 cairo_line_to (cr, right_edge, line_y);
304 cairo_stroke (cr);
305 cairo_restore (cr);
306 }
307 pango_font_metrics_unref (font_metrics);
308 pango_font_description_free (font_desc);
309 }
310
311 static void
312 week_view_main_item_set_property (GObject *object,
313 guint property_id,
314 const GValue *value,
315 GParamSpec *pspec)
316 {
317 switch (property_id) {
318 case PROP_WEEK_VIEW:
319 e_week_view_main_item_set_week_view (
320 E_WEEK_VIEW_MAIN_ITEM (object),
321 g_value_get_object (value));
322 return;
323 }
324
325 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
326 }
327
328 static void
329 week_view_main_item_get_property (GObject *object,
330 guint property_id,
331 GValue *value,
332 GParamSpec *pspec)
333 {
334 switch (property_id) {
335 case PROP_WEEK_VIEW:
336 g_value_set_object (
337 value, e_week_view_main_item_get_week_view (
338 E_WEEK_VIEW_MAIN_ITEM (object)));
339 return;
340 }
341
342 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
343 }
344
345 static void
346 week_view_main_item_dispose (GObject *object)
347 {
348 EWeekViewMainItemPrivate *priv;
349
350 priv = E_WEEK_VIEW_MAIN_ITEM_GET_PRIVATE (object);
351
352 if (priv->week_view != NULL) {
353 g_object_unref (priv->week_view);
354 priv->week_view = NULL;
355 }
356
357 /* Chain up to parent's dispose() method. */
358 G_OBJECT_CLASS (e_week_view_main_item_parent_class)->dispose (object);
359 }
360
361 static void
362 week_view_main_item_update (GnomeCanvasItem *item,
363 const cairo_matrix_t *i2c,
364 gint flags)
365 {
366 GnomeCanvasItemClass *canvas_item_class;
367
368 /* Chain up to parent's update() method. */
369 canvas_item_class =
370 GNOME_CANVAS_ITEM_CLASS (e_week_view_main_item_parent_class);
371 canvas_item_class->update (item, i2c, flags);
372
373 /* The item covers the entire canvas area. */
374 item->x1 = 0;
375 item->y1 = 0;
376 item->x2 = INT_MAX;
377 item->y2 = INT_MAX;
378 }
379
380 static void
381 week_view_main_item_draw (GnomeCanvasItem *canvas_item,
382 cairo_t *cr,
383 gint x,
384 gint y,
385 gint width,
386 gint height)
387 {
388 EWeekViewMainItem *main_item;
389 EWeekView *week_view;
390 GDate date;
391 gint num_days, day, day_x, day_y, day_w, day_h;
392
393 main_item = E_WEEK_VIEW_MAIN_ITEM (canvas_item);
394 week_view = e_week_view_main_item_get_week_view (main_item);
395 g_return_if_fail (week_view != NULL);
396
397 /* Step through each of the days. */
398 date = week_view->first_day_shown;
399
400 /* If no date has been set, we just use Dec 1999/January 2000. */
401 if (!g_date_valid (&date))
402 g_date_set_dmy (&date, 27, 12, 1999);
403
404 num_days = week_view->multi_week_view ? week_view->weeks_shown * 7 : 7;
405 for (day = 0; day < num_days; day++) {
406 e_week_view_get_day_position (
407 week_view, day,
408 &day_x, &day_y,
409 &day_w, &day_h);
410 /* Skip any days which are outside the area. */
411 if (day_x < x + width && day_x + day_w >= x
412 && day_y < y + height && day_y + day_h >= y) {
413 week_view_main_item_draw_day (
414 main_item, day, &date, cr,
415 day_x - x, day_y - y, day_w, day_h);
416 }
417 g_date_add_days (&date, 1);
418 }
419 }
420
421 static GnomeCanvasItem *
422 week_view_main_item_point (GnomeCanvasItem *item,
423 gdouble x,
424 gdouble y,
425 gint cx,
426 gint cy)
427 {
428 return item;
429 }
430
431 static void
432 e_week_view_main_item_class_init (EWeekViewMainItemClass *class)
433 {
434 GObjectClass *object_class;
435 GnomeCanvasItemClass *item_class;
436
437 g_type_class_add_private (class, sizeof (EWeekViewMainItemPrivate));
438
439 object_class = G_OBJECT_CLASS (class);
440 object_class->set_property = week_view_main_item_set_property;
441 object_class->get_property = week_view_main_item_get_property;
442 object_class->dispose = week_view_main_item_dispose;
443
444 item_class = GNOME_CANVAS_ITEM_CLASS (class);
445 item_class->update = week_view_main_item_update;
446 item_class->draw = week_view_main_item_draw;
447 item_class->point = week_view_main_item_point;
448
449 g_object_class_install_property (
450 object_class,
451 PROP_WEEK_VIEW,
452 g_param_spec_object (
453 "week-view",
454 "Week View",
455 NULL,
456 E_TYPE_WEEK_VIEW,
457 G_PARAM_READWRITE));
458
459 /* init the accessibility support for e_week_view_main_item */
460 e_week_view_main_item_a11y_init ();
461 }
462
463 static void
464 e_week_view_main_item_init (EWeekViewMainItem *main_item)
465 {
466 main_item->priv = E_WEEK_VIEW_MAIN_ITEM_GET_PRIVATE (main_item);
467 }
468
469 EWeekView *
470 e_week_view_main_item_get_week_view (EWeekViewMainItem *main_item)
471 {
472 g_return_val_if_fail (E_IS_WEEK_VIEW_MAIN_ITEM (main_item), NULL);
473
474 return main_item->priv->week_view;
475 }
476
477 void
478 e_week_view_main_item_set_week_view (EWeekViewMainItem *main_item,
479 EWeekView *week_view)
480 {
481 g_return_if_fail (E_IS_WEEK_VIEW_MAIN_ITEM (main_item));
482 g_return_if_fail (E_IS_WEEK_VIEW (week_view));
483
484 if (main_item->priv->week_view == week_view)
485 return;
486
487 if (main_item->priv->week_view != NULL)
488 g_object_unref (main_item->priv->week_view);
489
490 main_item->priv->week_view = g_object_ref (week_view);
491
492 g_object_notify (G_OBJECT (main_item), "week-view");
493 }