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federated-calendar/src/gui/views/gcal-week-header.c
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/* gcal-week-header.c
*
* Copyright (C) 2016-2020 Georges Basile Stavracas Neto <georges.stavracas@gmail.com>
* Vamsi Krishna Gollapudi <pandu.sonu@yahoo.com>
*
* 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 3 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#define G_LOG_DOMAIN "GcalWeekHeader"
#include "gcal-application.h"
#include "gcal-context.h"
#include "gcal-clock.h"
#include "gcal-debug.h"
#include "gcal-event-widget.h"
#include "gcal-utils.h"
#include "gcal-view.h"
#include "gcal-week-header.h"
#include "gcal-week-view.h"
#include "gcal-week-view-common.h"
#include <glib/gi18n.h>
#include <string.h>
#include <math.h>
/* WeatherInfoDay:
* @winfo: (nullable): Holds weather information for this week-day. All other fields are only valid if this one is not %NULL.
* @icon_buf: (nullable): Buffered weather icon.
* @x: X-position of weather indicators.
* @y: Y-positon of weather indicators.
* @width: Width of weather indicators.
* @height: Height of weather indicators.
*
* Structure represents a weather indicator for a single day.
*
* Location information are stored for mouse-over events.
*/
typedef struct
{
GcalWeatherInfo *winfo; /* owned */
GtkIconPaintable *icon_buf; /* owned */
} WeatherInfoDay;
typedef struct
{
GtkWidget *day_number_label;
GtkWidget *weekday_name_label;
} WeekdayHeader;
struct _GcalWeekHeader
{
GtkBox parent;
GtkGrid *grid;
GtkWidget *month_label;
GtkWidget *week_label;
GtkWidget *year_label;
GtkWidget *scrolledwindow;
GtkButton *expand_button;
GtkWidget *expand_button_box;
GtkWidget *header_labels_box;
GtkEventController *motion_controller;
GtkBox *weekdays_box;
GcalContext *context;
/*
* Stores the events as they come from the week-view
* The list will later be iterated after the active date is changed
* and the events will be placed
*/
GList *events[7];
GtkWidget *overflow_label[7];
WeekdayHeader weekday_header[7];
gint first_weekday;
/*
* Used for checking if the header is in collapsed state or expand state
* false is collapse state true is expand state
*/
gboolean expanded;
GDateTime *active_date;
gint selection_start;
gint selection_end;
gint dnd_cell;
/* Array of nullable weather infos for each day, starting with Sunday. */
WeatherInfoDay weather_infos[7];
GtkSizeGroup *sizegroup;
};
typedef enum
{
UP,
DOWN
} MoveDirection;
enum
{
EVENT_ACTIVATED,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0, };
G_DEFINE_TYPE (GcalWeekHeader, gcal_week_header, GTK_TYPE_BOX);
/* WeatherInfoDay methods */
/* wid_clear:
*
* Drops all internal references and resets
* geometric information.
*/
static inline void
wid_clear (WeatherInfoDay *wid)
{
g_return_if_fail (wid != NULL);
g_clear_object (&wid->winfo);
g_clear_object (&wid->icon_buf);
}
static gint
add_weather_infos (GcalWeekHeader *self,
GPtrArray *weather_infos)
{
g_autoptr (GDateTime) week_start_dt = NULL;
GDate week_start;
gint consumed = 0;
guint i;
if (!self->active_date)
return 0;
week_start_dt = gcal_date_time_get_start_of_week (self->active_date);
g_date_set_dmy (&week_start,
g_date_time_get_day_of_month (week_start_dt),
g_date_time_get_month (week_start_dt),
g_date_time_get_year (week_start_dt));
for (i = 0; weather_infos && i < weather_infos->len; i++)
{
GcalWeatherInfo *gwi; /* unowned */
GDate gwi_date;
gint day_diff;
gwi = g_ptr_array_index (weather_infos, i);
gcal_weather_info_get_date (gwi, &gwi_date);
day_diff = g_date_days_between (&week_start, &gwi_date);
if (day_diff >= 0 && day_diff < G_N_ELEMENTS (self->weather_infos))
{
wid_clear (&self->weather_infos[day_diff]);
self->weather_infos[day_diff].winfo = g_object_ref (gwi);
consumed++;
}
}
if (consumed > 0)
gtk_widget_queue_draw (GTK_WIDGET (self));
return consumed;
}
static void
clear_weather_infos (GcalWeekHeader *self)
{
g_return_if_fail (GCAL_IS_WEEK_HEADER (self));
for (gint i = 0; i < G_N_ELEMENTS (self->weather_infos); i++)
wid_clear (&self->weather_infos[i]);
gtk_widget_queue_draw (GTK_WIDGET (self));
}
static void
update_weather_infos (GcalWeekHeader *self)
{
GPtrArray *weather_infos;
GcalWeatherService *service;
g_return_if_fail (GCAL_IS_WEEK_HEADER (self));
clear_weather_infos (self);
g_assert (self->context);
service = gcal_context_get_weather_service (self->context);
weather_infos = gcal_weather_service_get_weather_infos (service);
add_weather_infos (self, weather_infos);
}
/* Event activation methods */
static void
on_event_widget_activated (GcalEventWidget *widget,
GcalWeekHeader *self)
{
g_signal_emit (self, signals[EVENT_ACTIVATED], 0, widget);
}
static inline void
setup_event_widget (GcalWeekHeader *self,
GtkWidget *widget)
{
gtk_widget_set_margin_end (widget, 6);
g_signal_connect_object (widget, "activate", G_CALLBACK (on_event_widget_activated), self, 0);
}
static inline void
destroy_event_widget (GcalWeekHeader *self,
GtkWidget *widget)
{
g_signal_handlers_disconnect_by_func (widget, on_event_widget_activated, self);
gtk_grid_remove (self->grid, widget);
}
/* Auxiliary methods */
static void
on_button_pressed (GtkGestureClick *click_gesture,
gint n_press,
gdouble x,
gdouble y,
GcalWeekHeader *self)
{
gboolean ltr;
gdouble column_width;
gint column;
gint width;
ltr = gtk_widget_get_direction (GTK_WIDGET (self)) != GTK_TEXT_DIR_RTL;
width = gtk_widget_get_allocated_width (self->scrolledwindow);
column_width = width / 7.0;
column = ltr ? (x / column_width) : (7 - x / column_width);
self->selection_start = column;
self->selection_end = column;
gtk_widget_queue_draw (GTK_WIDGET (self));
gtk_event_controller_set_propagation_phase (self->motion_controller,
GTK_PHASE_BUBBLE);
}
static void
on_motion_notify (GtkEventControllerMotion *motion_event,
gdouble x,
gdouble y,
GcalWeekHeader *self)
{
gboolean ltr;
gdouble column_width;
gint column;
gint width;
ltr = gtk_widget_get_direction (GTK_WIDGET (self)) != GTK_TEXT_DIR_RTL;
width = gtk_widget_get_allocated_width (self->scrolledwindow);
column_width = width / 7.0;
column = ltr ? (x / column_width) : (7 - x / column_width);
self->selection_end = column;
gtk_widget_queue_draw (GTK_WIDGET (self));
}
static void
on_button_released (GtkGestureClick *click_gesture,
gint n_press,
gdouble x,
gdouble y,
GcalWeekHeader *self)
{
g_autoptr (GDateTime) selection_start = NULL;
g_autoptr (GDateTime) selection_end = NULL;
g_autoptr (GDateTime) week_start = NULL;
GtkWidget *weekview;
gboolean ltr;
gdouble column_width;
gdouble out_x, out_y;
gint column;
gint width;
gint start;
gint end;
ltr = gtk_widget_get_direction (GTK_WIDGET (self)) != GTK_TEXT_DIR_RTL;
width = gtk_widget_get_allocated_width (self->scrolledwindow);
column_width = width / 7.0;
column = ltr ? (x / column_width) : (7 - x / column_width);
self->selection_end = column;
gtk_widget_queue_draw (GTK_WIDGET (self));
/* Fake the week view's event so we can control the X and Y values */
weekview = gtk_widget_get_ancestor (GTK_WIDGET (self), GCAL_TYPE_WEEK_VIEW);
start = self->selection_start;
end = self->selection_end;
if (start > end)
{
start = start + end;
end = start - end;
start = start - end;
}
week_start = gcal_date_time_get_start_of_week (self->active_date);
selection_start = g_date_time_add_days (week_start, start);
selection_end = end == start ? g_date_time_ref (selection_start) : g_date_time_add_days (week_start, end + 1);
out_x = ltr ? (column_width * (column + 0.5)) : (width - column_width * (column + 0.5));
/* Translate X... */
gtk_widget_translate_coordinates (self->scrolledwindow, weekview, out_x, 0, &out_x, NULL);
/* And Y */
gtk_widget_translate_coordinates (GTK_WIDGET (self),
weekview,
0,
gtk_widget_get_allocated_height (GTK_WIDGET (self)),
NULL,
&out_y);
g_signal_emit_by_name (weekview,
"create-event",
selection_start,
selection_end,
out_x,
out_y);
gtk_event_controller_set_propagation_phase (self->motion_controller,
GTK_PHASE_NONE);
}
static void
on_weather_update (GcalWeatherService *weather_service,
GcalWeekHeader *self)
{
g_assert (GCAL_IS_WEATHER_SERVICE (weather_service));
g_assert (GCAL_IS_WEEK_HEADER (self));
update_weather_infos (self);
}
static GcalEvent*
get_event_by_uuid (GcalWeekHeader *self,
const gchar *uuid)
{
gint weekday;
for (weekday = 0; weekday < 7; weekday++)
{
GList *l;
for (l = self->events[weekday]; l != NULL; l = l->next)
{
if (g_strcmp0 (gcal_event_get_uid (l->data), uuid) == 0)
return l->data;
}
}
return NULL;
}
static inline gint
get_today_column (GcalWeekHeader *self)
{
g_autoptr (GDateTime) week_start = NULL;
g_autoptr (GDateTime) today = NULL;
gint days_diff;
today = g_date_time_new_now_local ();
week_start = gcal_date_time_get_start_of_week (self->active_date);
days_diff = g_date_time_difference (today, week_start) / G_TIME_SPAN_DAY;
/* Today is out of range */
if (g_date_time_compare (today, week_start) < 0 || days_diff > 7)
return -1;
return days_diff;
}
static gint
compare_events_by_length (GcalEvent *event1,
GcalEvent *event2)
{
/* Multiday events should come before single day events */
if (gcal_event_is_multiday (event1) != gcal_event_is_multiday (event2))
return gcal_event_is_multiday (event2) - gcal_event_is_multiday (event1);
/* Compare with respect to start day */
return gcal_event_compare (event1, event2);
}
static gint
add_event_to_weekday (GcalWeekHeader *self,
GcalEvent *event,
gint weekday)
{
GList *l;
l = self->events[weekday];
l = g_list_insert_sorted (l, event, (GCompareFunc) compare_events_by_length);
self->events[weekday] = l;
return g_list_index (l, event);
}
static gboolean
is_event_visible (GcalWeekHeader *self,
gint weekday,
gint position)
{
gboolean show_label;
if (self->expanded)
return TRUE;
show_label = g_list_length (self->events[weekday]) > 3;
return show_label ? position < 2 : position < 3;
}
/* Grid management */
static void
update_overflow (GcalWeekHeader *self)
{
gboolean show_expand;
gint i;
show_expand = FALSE;
for (i = 0; i < 7; i++)
{
GtkWidget *label;
gboolean show_label;
gint n_events;
n_events = g_list_length (self->events[i]);
show_label = n_events > 3;
label = self->overflow_label[i];
show_expand = show_expand || show_label;
if (show_label && !self->expanded)
{
gchar *text;
text = g_strdup_printf (g_dngettext (GETTEXT_PACKAGE, "Other event", "Other %d events", n_events - 2), n_events - 2);
/* TODO: use a button and show an overflow popover */
if (!label)
{
label = gtk_label_new ("");
gtk_grid_attach (self->grid,
label,
i,
3,
1,
1);
self->overflow_label[i] = label;
}
gtk_label_set_label (GTK_LABEL (label), text);
g_free (text);
}
else if (label)
{
gtk_grid_remove (self->grid, label);
self->overflow_label[i] = NULL;
}
}
gtk_widget_set_visible (GTK_WIDGET (self->expand_button), show_expand);
}
static void
merge_events (GcalWeekHeader *self,
GtkWidget *event,
GtkWidget *to_be_removed)
{
GtkLayoutManager *layout_manager;
GtkLayoutChild *layout_child;
GDateTime *end_date;
gint deleted_width, current_width;
/* Setup the new end date of the merged event */
end_date = gcal_event_widget_get_date_end (GCAL_EVENT_WIDGET (to_be_removed));
gcal_event_widget_set_date_end (GCAL_EVENT_WIDGET (event), end_date);
/* Retrieve the current sizes */
layout_manager = gtk_widget_get_layout_manager (GTK_WIDGET (self->grid));
layout_child = gtk_layout_manager_get_layout_child (layout_manager, to_be_removed);
deleted_width = gtk_grid_layout_child_get_column_span (GTK_GRID_LAYOUT_CHILD (layout_child));
layout_child = gtk_layout_manager_get_layout_child (layout_manager, event);
current_width = gtk_grid_layout_child_get_column_span (GTK_GRID_LAYOUT_CHILD (layout_child));
destroy_event_widget (self, to_be_removed);
/* Update the event's size */
gtk_grid_layout_child_set_column_span (GTK_GRID_LAYOUT_CHILD (layout_child),
current_width + deleted_width);
}
static void
check_mergeable_events (GcalWeekHeader *self)
{
GList *checked_events[7] = { NULL, };
gint weekday;
/* We don't need to check the last column */
for (weekday = 0; weekday < 6; weekday++)
{
GList *l;
gint index;
index = 0;
for (l = self->events[weekday]; l != NULL; l = l->next)
{
GcalEvent *current_event;
gint events_to_merge, i;
current_event = l->data;
events_to_merge = 0;
if (g_list_find (checked_events[weekday], current_event))
{
index++;
continue;
}
else
{
checked_events[weekday] = g_list_prepend (checked_events[weekday], current_event);
}
/*
* Horizontally check if the next cells have the same event
* than the current cell.
*/
for (i = 1; i < 7 - weekday; i++)
{
GcalEvent *next_event;
next_event = g_list_nth_data (self->events[weekday + i], index);
if (next_event != current_event)
break;
events_to_merge++;
/* Add to the list of checked days so we don't check it more times than necessary */
checked_events[weekday + i] = g_list_prepend (checked_events[weekday + i], current_event);
}
/* We found events to merge. Lets merge them */
i = 0;
for (i = 0; i < events_to_merge; i++)
{
GtkWidget *current_widget, *to_be_removed;
current_widget = gtk_grid_get_child_at (self->grid, weekday + i, index + 1);
to_be_removed = gtk_grid_get_child_at (self->grid, weekday + i + 1, index + 1);
/*
* We don't want to merge:
* - Overflow labels
* - The same widget
* - Widgets with different visibilities (i.e. broken by overflow
*/
if (!GCAL_IS_EVENT_WIDGET (current_widget) ||
!GCAL_IS_EVENT_WIDGET (to_be_removed) ||
current_widget == to_be_removed ||
gtk_widget_get_visible (current_widget) != gtk_widget_get_visible (to_be_removed))
{
continue;
}
merge_events (self, current_widget, to_be_removed);
gtk_widget_set_visible (current_widget, is_event_visible (self, weekday + i, index));
}
index++;
}
/* We can get rid of the checked list here */
g_list_free (checked_events[weekday]);
}
}
static void
split_event_widget_at_column (GcalWeekHeader *self,
GtkWidget *widget,
gint column)
{
GtkLayoutManager *layout_manager;
GtkLayoutChild *layout_child;
GDateTime *week_start, *column_date, *end_column_date;
gboolean create_before;
gboolean create_after;
gint left_attach;
gint top_attach;
gint new_width;
gint old_width;
week_start = gcal_date_time_get_start_of_week (self->active_date);
column_date = g_date_time_add_days (week_start, column);
end_column_date = g_date_time_add_days (column_date, 1);
layout_manager = gtk_widget_get_layout_manager (GTK_WIDGET (self->grid));
layout_child = gtk_layout_manager_get_layout_child (layout_manager, widget);
top_attach = gtk_grid_layout_child_get_row (GTK_GRID_LAYOUT_CHILD (layout_child));
left_attach = gtk_grid_layout_child_get_column (GTK_GRID_LAYOUT_CHILD (layout_child));
old_width = gtk_grid_layout_child_get_column_span (GTK_GRID_LAYOUT_CHILD (layout_child));
create_before = column > 0 && left_attach < column;
create_after = column < 6 && old_width > 1 && left_attach + old_width > column + 1;
if (create_before)
{
GtkWidget *widget_before;
widget_before = gcal_event_widget_clone (GCAL_EVENT_WIDGET (widget));
gcal_event_widget_set_date_end (GCAL_EVENT_WIDGET (widget_before), column_date);
setup_event_widget (self, widget_before);
gtk_grid_attach (self->grid,
widget_before,
left_attach,
top_attach,
column - left_attach,
1);
gtk_widget_set_visible (widget_before, is_event_visible (self, left_attach, top_attach - 1));
new_width = old_width - column + left_attach;
old_width = new_width;
left_attach = column;
/* Update the current event position, size and start date */
gtk_grid_layout_child_set_column (GTK_GRID_LAYOUT_CHILD (layout_child), left_attach);
gtk_grid_layout_child_set_column_span (GTK_GRID_LAYOUT_CHILD (layout_child), new_width);
gcal_event_widget_set_date_start (GCAL_EVENT_WIDGET (widget), column_date);
gtk_widget_set_visible (widget, is_event_visible (self, left_attach, top_attach - 1));
}
/* Create a new widget after the current widget */
if (create_after)
{
g_autoptr (GDateTime) event_end = NULL;
GtkWidget *widget_after;
event_end = g_date_time_to_local (gcal_event_widget_get_date_end (GCAL_EVENT_WIDGET (widget)));
widget_after = gcal_event_widget_clone (GCAL_EVENT_WIDGET (widget));
gcal_event_widget_set_date_start (GCAL_EVENT_WIDGET (widget_after), end_column_date);
gcal_event_widget_set_date_end (GCAL_EVENT_WIDGET (widget_after), event_end);
setup_event_widget (self, widget_after);
gtk_grid_attach (self->grid,
widget_after,
column + 1,
top_attach,
old_width - 1,
1);
new_width = column - left_attach + 1;
/* Only update the current widget's width */
gtk_grid_layout_child_set_column_span (GTK_GRID_LAYOUT_CHILD (layout_child), new_width);
gtk_widget_set_visible (widget_after, is_event_visible (self, column + 1, top_attach - 1));
}
g_clear_pointer (&end_column_date, g_date_time_unref);
g_clear_pointer (&column_date, g_date_time_unref);
g_clear_pointer (&week_start, g_date_time_unref);
}
static void
move_events_at_column (GcalWeekHeader *self,
MoveDirection direction,
gint column,
gint start_at)
{
GtkLayoutManager *layout_manager;
GtkWidget *child;
layout_manager = gtk_widget_get_layout_manager (GTK_WIDGET (self->grid));
/* First, lets find the widgets at this column */
for (child = gtk_widget_get_first_child (GTK_WIDGET (self->grid));
child;
child = gtk_widget_get_next_sibling (child))
{
gint top_attach, left_attach, width;
GtkLayoutChild *layout_child;
/* Get the widget's current position... */
layout_child = gtk_layout_manager_get_layout_child (layout_manager, child);
top_attach = gtk_grid_layout_child_get_row (GTK_GRID_LAYOUT_CHILD (layout_child));
left_attach = gtk_grid_layout_child_get_column (GTK_GRID_LAYOUT_CHILD (layout_child));
width = gtk_grid_layout_child_get_column_span (GTK_GRID_LAYOUT_CHILD (layout_child));
if (left_attach != column || start_at > top_attach - 1 || !GCAL_IS_EVENT_WIDGET (child))
continue;
/* If this is a multiday event, break it */
if (width > 1)
split_event_widget_at_column (self, child, column);
top_attach = top_attach + (direction == DOWN ? 1 : -1);
/* And move it to position + 1 */
gtk_grid_layout_child_set_row (GTK_GRID_LAYOUT_CHILD (layout_child), top_attach);
gtk_widget_set_visible (child, is_event_visible (self, left_attach, top_attach - 1));
}
}
static void
apply_overflow_at_weekday (GcalWeekHeader *self,
guint weekday)
{
GtkWidget *child;
/*
* If we don't need overflow, or we already applied the overflow,
* we don't need to do anything els.
*/
if (self->expanded || self->overflow_label[weekday] || g_list_length (self->events[weekday]) < 4)
return;
child = gtk_grid_get_child_at (self->grid, weekday, 3);
split_event_widget_at_column (self, child, weekday);
gtk_widget_hide (child);
}
static void
add_event_to_grid (GcalWeekHeader *self,
GcalEvent *event,
gint start,
gint end)
{
g_autoptr (GDateTime) week_start = NULL;
g_autoptr (GDateTime) week_end = NULL;
GtkLayoutManager *layout_manager;
GtkWidget *widget;
gboolean is_visible, was_visible;
gint position;
gint i;
/* Take a reference to the event */
g_object_ref (event);
/* Add at least at the first weekday */
position = add_event_to_weekday (self, event, start);
move_events_at_column (self, DOWN, start, position);
/* Add the event to the grid */
widget = gcal_event_widget_new (self->context, event);
setup_event_widget (self, widget);
gtk_grid_attach (self->grid,
widget,
start,
position + 1,
1,
1);
/* Setup event visibility */
is_visible = is_event_visible (self, start, position);
gtk_widget_set_visible (widget, is_visible);
/* Eventually apply the overflow rules */
apply_overflow_at_weekday (self, start);
/* Single-day events are the simplest case, and the code above is enough to deal with them */
if (!gcal_event_is_multiday (event))
return;
week_start = gcal_date_time_get_start_of_week (self->active_date);
week_end = gcal_date_time_get_end_of_week (self->active_date);
gcal_event_widget_set_date_start (GCAL_EVENT_WIDGET (widget), week_start);
gcal_event_widget_set_date_end (GCAL_EVENT_WIDGET (widget), week_end);
layout_manager = gtk_widget_get_layout_manager (GTK_WIDGET (self->grid));
/*
* In addition to moving the current column's events below, multiday
* events must also move the events from ~all~ the columns it spans
* below
*/
for (i = start + 1; i <= end; i++)
{
gint new_position;
/* Add the event to that day */
new_position = add_event_to_weekday (self, event, i);
was_visible = is_visible;
is_visible = is_event_visible (self, i, new_position);
move_events_at_column (self, DOWN, i, new_position);
/* Add the event to the grid */
if (new_position == position && was_visible == is_visible)
{
GtkLayoutChild *layout_child;
layout_child = gtk_layout_manager_get_layout_child (layout_manager, widget);
gtk_grid_layout_child_set_column_span (GTK_GRID_LAYOUT_CHILD (layout_child),
i - start + 1);
}
else
{
GDateTime *cloned_widget_start_dt;
GtkWidget *cloned_widget;
cloned_widget_start_dt = g_date_time_add_days (week_start, i);
cloned_widget = gcal_event_widget_clone (GCAL_EVENT_WIDGET (widget));
setup_event_widget (self, cloned_widget);
gtk_grid_attach (self->grid,
cloned_widget,
i,
new_position + 1,
1,
1);
gcal_event_widget_set_date_end (GCAL_EVENT_WIDGET (widget), cloned_widget_start_dt);
gcal_event_widget_set_date_start (GCAL_EVENT_WIDGET (cloned_widget), cloned_widget_start_dt);
/* From now on, let's modify this widget */
widget = cloned_widget;
gtk_widget_set_visible (widget, is_visible);
g_clear_pointer (&cloned_widget_start_dt, g_date_time_unref);
}
/* Eventually apply the overflow rules */
apply_overflow_at_weekday (self, i);
/* Update the widget's end date */
gcal_event_widget_set_date_end (GCAL_EVENT_WIDGET (widget), week_end);
}
}
static void
update_unchanged_events (GcalWeekHeader *self,
GDateTime *new_date)
{
g_autoptr (GDateTime) new_week_start = NULL;
g_autoptr (GDateTime) utc_week_start = NULL;
g_autoptr (GDateTime) new_week_end = NULL;
g_autoptr (GDateTime) utc_week_end = NULL;
GList *events_to_update, *l;
gint weekday;
events_to_update = NULL;
new_week_start = gcal_date_time_get_start_of_week (new_date);
new_week_end = gcal_date_time_get_end_of_week (new_date);
utc_week_start = g_date_time_new_utc (g_date_time_get_year (new_week_start),
g_date_time_get_month (new_week_start),
g_date_time_get_day_of_month (new_week_start),
0, 0, 0);
utc_week_end = g_date_time_add_days (utc_week_start, 7);
for (weekday = 0; weekday < 7; weekday++)
{
GList *events;
events = self->events[weekday];
for (l = events; l != NULL; l = l->next)
{
g_autoptr (GDateTime) event_start = NULL;
g_autoptr (GDateTime) event_end = NULL;
GDateTime *week_start, *week_end;
/*
* When the event is all day, we must be careful to compare its dates
* against the UTC variants of the week start and end dates.
*/
if (gcal_event_get_all_day (l->data))
{
event_start = g_date_time_ref (gcal_event_get_date_start (l->data));
event_end = g_date_time_ref (gcal_event_get_date_end (l->data));
week_start = utc_week_start;
week_end = utc_week_end;
}
else
{
event_start = g_date_time_to_local (gcal_event_get_date_start (l->data));
event_end = g_date_time_to_local (gcal_event_get_date_end (l->data));
week_start = new_week_start;
week_end = new_week_end;
}
/*
* Check if the event must be updated. If we're going to the future, updatable events
* are events that started somewhere in the past, and are still present. If we're
* going to the past, updatable events are events that started
*/
if (g_date_time_compare (event_start, week_end) < 0 &&
g_date_time_compare (event_end, week_start) > 0 &&
!g_list_find (events_to_update, l->data))
{
events_to_update = g_list_append (events_to_update, l->data);
}
}
}
for (l = events_to_update; l != NULL; l = l->next)
{
gcal_week_header_remove_event (self, gcal_event_get_uid (l->data));
gcal_week_header_add_event (self, l->data);
}
g_clear_pointer (&events_to_update, g_list_free);
}
/* Header */
static void
update_title (GcalWeekHeader *self)
{
GDateTime *week_start, *week_end, *week_mid;
gchar *year_label, *month_label, *week_label;
gint today_column;
gint i;
if(!self->active_date)
return;
week_start = gcal_date_time_get_start_of_week (self->active_date);
week_end = g_date_time_add_days (week_start, 6);
week_mid = g_date_time_add_days (week_start, 3);
if (g_date_time_get_month (week_start) == g_date_time_get_month (week_end))
{
month_label = g_strdup_printf ("%s", gcal_get_month_name (g_date_time_get_month (week_start) - 1));
}
else
{
month_label = g_strdup_printf("%s - %s ",
gcal_get_month_name (g_date_time_get_month (week_start) -1),
gcal_get_month_name (g_date_time_get_month (week_end) - 1));
}
if (g_date_time_get_year (week_start) == g_date_time_get_year (week_end))
{
year_label = g_strdup_printf ("%d", g_date_time_get_year (week_start));
}
else
{
year_label = g_strdup_printf ("%d - %d",
g_date_time_get_year (week_start),
g_date_time_get_year (week_end));
}
week_label = g_strdup_printf (_("week %d"), g_date_time_get_week_of_year (week_mid));
gtk_label_set_label (GTK_LABEL (self->month_label), month_label);
gtk_label_set_label (GTK_LABEL (self->week_label), week_label);
gtk_label_set_label (GTK_LABEL (self->year_label), year_label);
today_column = get_today_column (self);
for (i = 0; i < 7; i++)
{
g_autoptr (GDateTime) day = NULL;
g_autofree gchar *weekday_date = NULL;
g_autofree gchar *weekday_abv = NULL;
g_autofree gchar *weekday = NULL;
WeekdayHeader *header;
gint n_day;
day = g_date_time_add_days (week_start, i);
n_day = g_date_time_get_day_of_month (day);
if (n_day > g_date_get_days_in_month (g_date_time_get_month (week_start), g_date_time_get_year (week_start)))
n_day = n_day - g_date_get_days_in_month (g_date_time_get_month (week_start), g_date_time_get_year (week_start));
header = &self->weekday_header[i];
if (i == today_column)
{
gtk_widget_add_css_class (header->weekday_name_label, "accent");
gtk_widget_add_css_class (header->day_number_label, "accent");
}
else
{
gtk_widget_remove_css_class (header->weekday_name_label, "accent");
gtk_widget_remove_css_class (header->day_number_label, "accent");
}
weekday_date = g_strdup_printf ("%d", n_day);
gtk_label_set_label (GTK_LABEL (header->day_number_label), weekday_date);
weekday = g_date_time_format (day, "%a");
weekday_abv = g_utf8_strup (weekday, -1);
gtk_label_set_label (GTK_LABEL (header->weekday_name_label), weekday_abv);
}
g_clear_pointer (&week_start, g_date_time_unref);
g_clear_pointer (&week_end, g_date_time_unref);
g_clear_pointer (&week_mid, g_date_time_unref);
g_clear_pointer (&month_label, g_free);
g_clear_pointer (&week_label, g_free);
g_clear_pointer (&year_label, g_free);
}
static void
header_collapse (GcalWeekHeader *self)
{
GtkLayoutManager *layout_manager;
GtkWidget *child;
self->expanded = FALSE;
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (self->scrolledwindow),
GTK_POLICY_NEVER,
GTK_POLICY_NEVER);
gtk_scrolled_window_set_max_content_height (GTK_SCROLLED_WINDOW (self->scrolledwindow), -1);
gtk_button_set_icon_name (self->expand_button, "go-down-symbolic");
layout_manager = gtk_widget_get_layout_manager (GTK_WIDGET (self->grid));
for (child = gtk_widget_get_first_child (GTK_WIDGET (self->grid));
child;
child = gtk_widget_get_next_sibling (child))
{
GtkLayoutChild *layout_child;
gint top_attach, left_attach;
layout_child = gtk_layout_manager_get_layout_child (layout_manager, child);
left_attach = gtk_grid_layout_child_get_column (GTK_GRID_LAYOUT_CHILD (layout_child));
top_attach = gtk_grid_layout_child_get_row (GTK_GRID_LAYOUT_CHILD (layout_child));
gtk_widget_set_visible (child, is_event_visible (self, left_attach, top_attach - 1));
apply_overflow_at_weekday (self, left_attach);
}
update_overflow (self);
}
static void
header_expand (GcalWeekHeader *self)
{
GtkLayoutManager *layout_manager;
GtkWidget *week_view;
GtkWidget *child;
week_view = gtk_widget_get_ancestor (GTK_WIDGET (self), GCAL_TYPE_WEEK_VIEW);
layout_manager = gtk_widget_get_layout_manager (GTK_WIDGET (self->grid));
self->expanded = TRUE;
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (self->scrolledwindow),
GTK_POLICY_NEVER,
GTK_POLICY_AUTOMATIC);
/* TODO: animate this transition */
gtk_scrolled_window_set_max_content_height (GTK_SCROLLED_WINDOW (self->scrolledwindow),
gtk_widget_get_allocated_height (week_view) / 2);
gtk_button_set_icon_name (self->expand_button, "go-up-symbolic");
child = gtk_widget_get_first_child (GTK_WIDGET (self->grid));
while (child)
{
GtkWidget *next = gtk_widget_get_next_sibling (child);
/* Remove any remaining labels */
if (GTK_IS_LABEL (child))
{
GtkLayoutChild *layout_child;
gint column;
layout_child = gtk_layout_manager_get_layout_child (layout_manager, child);
column = gtk_grid_layout_child_get_column (GTK_GRID_LAYOUT_CHILD (layout_child));
self->overflow_label[column] = NULL;
gtk_grid_remove (self->grid, child);
}
else
{
gtk_widget_show (child);
}
child = next;
}
/* Merge events that were broken because of the overflow label */
check_mergeable_events (self);
}
static void
on_expand_action_activated (GcalWeekHeader *self,
gpointer user_data)
{
if (self->expanded)
header_collapse (self);
else
header_expand (self);
}
/* Drawing area content and size */
static void
gcal_week_header_snapshot (GtkWidget *widget,
GtkSnapshot *snapshot)
{
GtkStyleContext *context;
GcalWeekHeader *self;
GtkStateFlags state;
GdkRGBA color;
GtkAllocation alloc;
GDateTime *week_start, *week_end;
gboolean ltr;
gdouble cell_width;
gint current_cell;
gint start_x;
gint start_y;
gint height;
gint width;
gint x;
gint y;
/* Fonts and colour selection */
self = GCAL_WEEK_HEADER (widget);
context = gtk_widget_get_style_context (widget);
state = gtk_style_context_get_state (context);
ltr = gtk_widget_get_direction (widget) != GTK_TEXT_DIR_RTL;
start_x = ltr ? gtk_widget_get_allocated_width (self->expand_button_box) : 0;
start_y = gtk_widget_get_allocated_height (self->header_labels_box);
gtk_widget_get_allocation (widget, &alloc);
if (!ltr)
alloc.width -= gtk_widget_get_allocated_width (self->expand_button_box);
week_start = gcal_date_time_get_start_of_week (self->active_date);
week_end = g_date_time_add_days (week_start, 6);
current_cell = g_date_time_get_day_of_week (self->active_date) - 1;
current_cell = (7 + current_cell - self->first_weekday) % 7;
cell_width = (alloc.width - start_x) / 7.0;
/* Drag and Drop highlight */
if (self->dnd_cell != -1)
{
gtk_style_context_save (context);
gtk_style_context_add_class (context, "dnd");
gtk_snapshot_render_background (snapshot,
context,
start_x + self->dnd_cell * cell_width,
start_y,
cell_width,
alloc.height - start_y);
gtk_style_context_restore (context);
}
/* Draw the selection background */
if (self->selection_start != -1 && self->selection_end != -1)
{
gint selection_width;
gint selection_x;
gint start, end;
start = self->selection_start;
end = self->selection_end;
if (start > end)
{
start = start + end;
end = start - end;
start = start - end;
}
gtk_style_context_save (context);
gtk_style_context_set_state (context, state | GTK_STATE_FLAG_SELECTED);
selection_width = (end - start + 1) * cell_width;
selection_x = ltr ? (start * cell_width) : (alloc.width - (start * cell_width + selection_width));
gtk_snapshot_render_background (snapshot,
context,
ALIGNED (start_x + selection_x) + 0.33,
start_y - 6,
ALIGNED (selection_width + 1),
alloc.height - start_y + 6);
gtk_snapshot_render_frame (snapshot,
context,
ALIGNED (start_x + selection_x) + 0.33,
start_y - 6,
ALIGNED (selection_width + 1),
alloc.height - start_y + 6);
gtk_style_context_restore (context);
}
x = ALIGNED (ltr ? start_x : alloc.width - start_x);
y = start_y;
width = gtk_widget_get_width (widget) - start_x;
height = gtk_widget_get_height (widget) - start_y;
gtk_style_context_save (context);
gtk_style_context_add_class (context, "lines");
gtk_style_context_get_color (context, &color);
gtk_style_context_restore (context);
gtk_snapshot_save (snapshot);
gtk_snapshot_translate (snapshot, &GRAPHENE_POINT_INIT (x, y));
gcal_week_view_common_snapshot_hour_lines (widget, snapshot, GTK_ORIENTATION_HORIZONTAL, &color, width, height);
gtk_snapshot_restore (snapshot);
GTK_WIDGET_CLASS (gcal_week_header_parent_class)->snapshot (widget, snapshot);
g_clear_pointer (&week_start, g_date_time_unref);
g_clear_pointer (&week_end, g_date_time_unref);
}
#if 0 // TODO: DND
static gint
get_dnd_cell (GtkWidget *widget,
gint x,
gint y)
{
gdouble column_width;
column_width = gtk_widget_get_allocated_width (widget) / 7.0;
return x / column_width;
}
static gboolean
gcal_week_header_drag_motion (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
GcalWeekHeader *self;
self = GCAL_WEEK_HEADER (widget);
self->dnd_cell = get_dnd_cell (widget, x, y);
/*
* Sets the status of the drag - if it fails, sets the action to 0 and
* aborts the drag with FALSE.
*/
gdk_drag_status (context,
self->dnd_cell == -1 ? 0 : GDK_ACTION_MOVE,
time);
gtk_widget_queue_draw (widget);
return self->dnd_cell != -1;
}
static gboolean
gcal_week_header_drag_drop (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
g_autoptr (GDateTime) week_start = NULL;
g_autoptr (GDateTime) dnd_date = NULL;
g_autoptr (GDateTime) new_end = NULL;
g_autoptr (GDateTime) tmp_dt = NULL;
g_autoptr (GcalEvent) changed_event = NULL;
GcalWeekHeader *self;
GDateTime *start_date;
GDateTime *end_date;
GTimeSpan difference;
GtkWidget *event_widget;
GcalEvent *event;
gboolean turn_all_day;
gboolean ltr;
gint drop_cell;
GCAL_ENTRY;
self = GCAL_WEEK_HEADER (widget);
ltr = gtk_widget_get_direction (widget) != GTK_TEXT_DIR_RTL;
drop_cell = get_dnd_cell (widget, x, y);
event_widget = gtk_drag_get_source_widget (context);
if (!GCAL_IS_EVENT_WIDGET (event_widget))
return FALSE;
/* RTL languages swap the drop cell column */
if (!ltr)
drop_cell = 6 - drop_cell;
event = gcal_event_widget_get_event (GCAL_EVENT_WIDGET (event_widget));
changed_event = gcal_event_new_from_event (event);
start_date = gcal_event_get_date_start (changed_event);
end_date = gcal_event_get_date_end (changed_event);
week_start = gcal_date_time_get_start_of_week (self->active_date);
turn_all_day = !gcal_event_is_multiday (changed_event) || gcal_event_get_all_day (changed_event);
if (!turn_all_day)
{
/*
* The only case where we don't touch the timezone is for
* timed, multiday events.
*/
tmp_dt = g_date_time_new (g_date_time_get_timezone (start_date),
g_date_time_get_year (week_start),
g_date_time_get_month (week_start),
g_date_time_get_day_of_month (week_start),
g_date_time_get_hour (start_date),
g_date_time_get_minute (start_date),
0);
}
else
{
tmp_dt = g_date_time_new_utc (g_date_time_get_year (week_start),
g_date_time_get_month (week_start),
g_date_time_get_day_of_month (week_start),
0, 0, 0);
}
dnd_date = g_date_time_add_days (tmp_dt, drop_cell);
/* End date */
difference = turn_all_day ? 24 : g_date_time_difference (end_date, start_date) / G_TIME_SPAN_HOUR;
new_end = g_date_time_add_hours (dnd_date, difference);
gcal_event_set_date_end (changed_event, new_end);
/*
* Set the start date ~after~ the end date, so we can compare
* the event's start and end dates above
*/
gcal_event_set_date_start (changed_event, dnd_date);
if (turn_all_day)
gcal_event_set_all_day (changed_event, TRUE);
/* Commit the changes */
gcal_manager_update_event (gcal_context_get_manager (self->context),
changed_event,
GCAL_RECURRENCE_MOD_THIS_ONLY);
/* Cancel the DnD */
self->dnd_cell = -1;
gtk_drag_finish (context, TRUE, FALSE, time);
gtk_widget_queue_draw (widget);
GCAL_RETURN (TRUE);
}
static void
gcal_week_header_drag_leave (GtkWidget *widget,
GdkDragContext *context,
guint time)
{
GcalWeekHeader *self = GCAL_WEEK_HEADER (widget);
/* Cancel the drag */
self->dnd_cell = -1;
gtk_widget_queue_draw (widget);
}
#endif
/*
* GObject overrides
*/
static void
gcal_week_header_finalize (GObject *object)
{
GcalWeekHeader *self = GCAL_WEEK_HEADER (object);
gint i;
gcal_clear_date_time (&self->active_date);
for (i = 0; i < 7; i++)
g_list_free (self->events[i]);
for (i = 0; i < G_N_ELEMENTS (self->weather_infos); i++)
wid_clear (&self->weather_infos[i]);
G_OBJECT_CLASS (gcal_week_header_parent_class)->finalize (object);
}
static void
gcal_week_header_class_init (GcalWeekHeaderClass *kclass)
{
GObjectClass *object_class = G_OBJECT_CLASS (kclass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (kclass);
object_class->finalize = gcal_week_header_finalize;
widget_class->snapshot = gcal_week_header_snapshot;
signals[EVENT_ACTIVATED] = g_signal_new ("event-activated",
GCAL_TYPE_WEEK_HEADER,
G_SIGNAL_RUN_FIRST,
0, NULL, NULL, NULL,
G_TYPE_NONE,
1,
GCAL_TYPE_EVENT_WIDGET);
gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/calendar/ui/views/gcal-week-header.ui");
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, expand_button);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, expand_button_box);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, grid);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, header_labels_box);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, month_label);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, motion_controller);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, scrolledwindow);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, sizegroup);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, week_label);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, weekdays_box);
gtk_widget_class_bind_template_child (widget_class, GcalWeekHeader, year_label);
gtk_widget_class_bind_template_callback (widget_class, on_button_pressed);
gtk_widget_class_bind_template_callback (widget_class, on_button_released);
gtk_widget_class_bind_template_callback (widget_class, on_expand_action_activated);
gtk_widget_class_bind_template_callback (widget_class, on_motion_notify);
gtk_widget_class_set_css_name (widget_class, "calendar-view");
}
static void
gcal_week_header_init (GcalWeekHeader *self)
{
gint i;
self->expanded = FALSE;
self->selection_start = -1;
self->selection_end = -1;
self->dnd_cell = -1;
self->first_weekday = get_first_weekday ();
gtk_widget_init_template (GTK_WIDGET (self));
for (i = 0; i < 7; i++)
{
WeekdayHeader *header = &self->weekday_header[i];
GtkWidget *box;
box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_widget_set_margin_start (box, 6);
header->weekday_name_label = gtk_label_new ("");
gtk_widget_set_hexpand (header->weekday_name_label, TRUE);
gtk_widget_add_css_class (header->weekday_name_label, "heading");
gtk_widget_add_css_class (header->weekday_name_label, "dim-label");
gtk_label_set_xalign (GTK_LABEL (header->weekday_name_label), 0.0);
gtk_box_append (GTK_BOX (box), header->weekday_name_label);
header->day_number_label = gtk_label_new ("");
gtk_widget_set_hexpand (header->day_number_label, TRUE);
gtk_widget_add_css_class (header->day_number_label, "title-2");
gtk_widget_add_css_class (header->day_number_label, "dim-label");
gtk_label_set_xalign (GTK_LABEL (header->day_number_label), 0.0);
gtk_box_append (GTK_BOX (box), header->day_number_label);
gtk_box_append (self->weekdays_box, box);
/* Add 7 empty widget to the grid to ensure proper spacing */
gtk_grid_attach (self->grid, gtk_box_new (GTK_ORIENTATION_VERTICAL, 0), i, 0, 1, 1);
}
#if 0 // TODO: DND
/* Setup the week header as a drag n' drop destination */
gtk_drag_dest_set (GTK_WIDGET (self),
0,
NULL,
0,
GDK_ACTION_MOVE);
#endif
}
void
gcal_week_header_set_context (GcalWeekHeader *self,
GcalContext *context)
{
g_return_if_fail (GCAL_IS_WEEK_HEADER (self));
self->context = context;
g_signal_connect_object (gcal_context_get_clock (context),
"day-changed",
G_CALLBACK (gtk_widget_queue_draw),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (gcal_context_get_weather_service (self->context),
"weather-changed",
G_CALLBACK (on_weather_update),
self,
0);
update_weather_infos (self);
}
void
gcal_week_header_add_event (GcalWeekHeader *self,
GcalEvent *event)
{
g_autoptr (GDateTime) event_start = NULL;
g_autoptr (GDateTime) event_end = NULL;
g_autoptr (GDateTime) week_start = NULL;
g_autoptr (GDateTime) week_end = NULL;
gboolean all_day;
gint start, end;
g_return_if_fail (GCAL_IS_WEEK_HEADER (self));
all_day = gcal_event_get_all_day (event);
week_start = gcal_date_time_get_start_of_week (self->active_date);
week_end = gcal_date_time_get_end_of_week (self->active_date);
/* Retrieve the real start and end dates */
if (all_day)
{
GDateTime *utc_week_start, *utc_week_end, *aux;
utc_week_start = g_date_time_new_utc (g_date_time_get_year (week_start),
g_date_time_get_month (week_start),
g_date_time_get_day_of_month (week_start),
0, 0, 0);
utc_week_end = g_date_time_new_utc (g_date_time_get_year (week_end),
g_date_time_get_month (week_end),
g_date_time_get_day_of_month (week_end),
0, 0, 0);
event_start = g_date_time_ref (gcal_event_get_date_start (event));
event_end = g_date_time_ref (gcal_event_get_date_end (event));
/*
* Switch the week start and end by the UTC variants, in
* order to correctly compare all-day events.
*/
aux = week_start;
week_start = utc_week_start;
gcal_clear_date_time (&aux);
aux = week_end;
week_end = utc_week_end;
gcal_clear_date_time (&aux);
}
else
{
event_start = g_date_time_to_local (gcal_event_get_date_start (event));
event_end = g_date_time_to_local (gcal_event_get_date_end (event));
}
/* Start position */
if (g_date_time_compare (event_start, week_start) >= 0)
start = floor (g_date_time_difference (event_start, week_start) / G_TIME_SPAN_DAY);
else
start = 0;
/* End position */
if (g_date_time_compare (event_end, week_end) <= 0)
end = floor (g_date_time_difference (event_end, week_start) / G_TIME_SPAN_DAY) - all_day;
else
end = 6;
/* Sanity checks */
if (start > end || start > 6 || end < 0)
{
g_warning ("Error adding event '%s' to the week header", gcal_event_get_summary (event));
return;
}
/* Add the event widget to the grid */
add_event_to_grid (self, event, start, end);
/* Check if we eventually can merge events */
check_mergeable_events (self);
/* And also update the overflow labels */
update_overflow (self);
}
void
gcal_week_header_remove_event (GcalWeekHeader *self,
const gchar *uuid)
{
g_autoptr (GcalEvent) removed_event = NULL;
GtkWidget *child;
gint weekday;
g_return_if_fail (GCAL_IS_WEEK_HEADER (self));
removed_event = get_event_by_uuid (self, uuid);
if (!removed_event)
return;
child = gtk_widget_get_first_child (GTK_WIDGET (self->grid));
while (child)
{
GtkWidget *next = gtk_widget_get_next_sibling (child);
if (GCAL_IS_EVENT_WIDGET (child))
{
GcalEventWidget *child_widget;
GcalEvent *event;
child_widget = GCAL_EVENT_WIDGET (child);
event = gcal_event_widget_get_event (child_widget);
if (g_strcmp0 (uuid, gcal_event_get_uid (event)) == 0)
destroy_event_widget (self, child);
}
child = next;
}
/* Remove from the weekday's GList */
for (weekday = 0; weekday < 7; weekday++)
{
GList *l;
gint event_position;
l = self->events[weekday];
event_position = g_list_index (self->events[weekday], removed_event);
if (event_position == -1)
continue;
/* Remove from the current weekday */
l = g_list_remove (l, removed_event);
self->events[weekday] = l;
/* Move remaining events up */
move_events_at_column (self, UP, weekday, event_position);
}
/* Check if we eventually can merge events */
check_mergeable_events (self);
/* And also update the overflow labels */
update_overflow (self);
}
GList*
gcal_week_header_get_children_by_uuid (GcalWeekHeader *self,
GcalRecurrenceModType mod,
const gchar *uuid)
{
g_autolist (GcalEventWidget) result = NULL;
GCAL_ENTRY;
result = filter_children_by_uid_and_modtype (GTK_WIDGET (self->grid), mod, uuid);
GCAL_RETURN (g_steal_pointer (&result));
}
GtkSizeGroup*
gcal_week_header_get_sidebar_size_group (GcalWeekHeader *self)
{
g_return_val_if_fail (GCAL_IS_WEEK_HEADER (self), NULL);
return self->sizegroup;
}
void
gcal_week_header_clear_marks (GcalWeekHeader *self)
{
g_return_if_fail (GCAL_IS_WEEK_HEADER (self));
self->selection_start = -1;
self->selection_end = -1;
gtk_widget_queue_draw (GTK_WIDGET (self));
}
void
gcal_week_header_set_date (GcalWeekHeader *self,
GDateTime *date)
{
gboolean had_date;
/*
* If the active date changed, but we're still in the same week,
* there's no need to recalculate visible events.
*/
if (self->active_date && date &&
g_date_time_get_year (self->active_date) == g_date_time_get_year (date) &&
g_date_time_get_week_of_year (self->active_date) == g_date_time_get_week_of_year (date))
{
return;
}
had_date = self->active_date != NULL;
gcal_set_date_time (&self->active_date, date);
update_title (self);
gtk_widget_queue_draw (GTK_WIDGET (self));
if (had_date)
update_unchanged_events (self, self->active_date);
update_weather_infos (self);
}
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