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federated-calendar/src/gcal-quick-add-popover.c
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C

/* gcal-quick-add-popover.c
*
* Copyright (C) 2016 Georges Basile Stavracas Neto <georges.stavracas@gmail.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 <glib/gi18n.h>
#include "gcal-quick-add-popover.h"
#include "gcal-utils.h"
struct _GcalQuickAddPopover
{
GtkPopover parent;
GtkWidget *add_button;
GtkWidget *calendars_listbox;
GtkWidget *calendar_name_label;
GtkWidget *color_image;
GtkWidget *stack;
GtkWidget *summary_entry;
GtkWidget *title_label;
/* Internal data */
GDateTime *date_start;
GDateTime *date_end;
GtkWidget *selected_row;
GcalManager *manager;
};
G_DEFINE_TYPE (GcalQuickAddPopover, gcal_quick_add_popover, GTK_TYPE_POPOVER)
enum {
PROP_0,
PROP_DATE_START,
PROP_DATE_END,
PROP_MANAGER,
N_PROPS
};
enum
{
EDIT_EVENT,
NUM_SIGNALS
};
static guint signals[NUM_SIGNALS] = { 0, };
/*
* Utility functions
*/
static GtkWidget*
create_row_for_source (GcalManager *manager,
ESource *source,
gboolean writable)
{
GtkWidget *row, *box, *icon, *label, *selected_icon;
GdkPixbuf *circle_pixbuf;
GdkRGBA color;
gchar *tooltip, *parent_name;
/* The main box */
box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
gtk_widget_set_margin_start (box, 6);
gtk_widget_set_margin_end (box, 6);
gtk_widget_set_margin_top (box, 3);
gtk_widget_set_margin_bottom (box, 3);
/* The icon with the source color */
get_color_name_from_source (source, &color);
circle_pixbuf = get_circle_pixbuf_from_color (&color, 16);
icon = gtk_image_new_from_pixbuf (circle_pixbuf);
gtk_container_add (GTK_CONTAINER (box), icon);
gtk_style_context_add_class (gtk_widget_get_style_context (icon), "calendar-color-image");
/* Source name label */
label = gtk_label_new (e_source_get_display_name (source));
gtk_widget_set_margin_end (label, 12);
gtk_container_add (GTK_CONTAINER (box), label);
/* Selected icon */
selected_icon = gtk_image_new_from_icon_name ("emblem-ok-symbolic", GTK_ICON_SIZE_BUTTON);
gtk_container_add (GTK_CONTAINER (box), selected_icon);
/* The row itself */
row = gtk_list_box_row_new ();
gtk_widget_set_sensitive (row, writable);
gtk_container_add (GTK_CONTAINER (row), box);
/* Setup also a cool tooltip */
get_source_parent_name_color (manager, source, &parent_name, NULL);
if (writable)
tooltip = g_strdup (parent_name);
else
tooltip = g_strdup_printf (_("%s (this calendar is read-only)"), parent_name);
gtk_widget_set_tooltip_text (row, tooltip);
/*
* Setup the row data. A reference for the source is
* taken to make sure it is not destroyed before this
* row.
*/
g_object_set_data_full (G_OBJECT (row), "source", g_object_ref (source), g_object_unref);
g_object_set_data (G_OBJECT (row), "selected-icon", selected_icon);
g_object_set_data (G_OBJECT (row), "color-icon", icon);
g_object_set_data (G_OBJECT (row), "name-label", label);
gtk_widget_show (label);
gtk_widget_show (icon);
gtk_widget_show (box);
gtk_widget_show (row);
g_clear_object (&circle_pixbuf);
g_free (parent_name);
g_free (tooltip);
return row;
}
/*
* Retrieves the corresponding row for the given
* ESource from the listbox.
*/
static GtkWidget*
get_row_for_source (GcalQuickAddPopover *self,
ESource *source)
{
GList *children, *l;
GtkWidget *row;
row = NULL;
children = gtk_container_get_children (GTK_CONTAINER (self->calendars_listbox));
for (l = children; l != NULL; l = g_list_next (l))
{
ESource *row_source = g_object_get_data (l->data, "source");
if (row_source == source)
{
row = l->data;
break;
}
}
g_list_free (children);
return row;
}
static void
select_row (GcalQuickAddPopover *self,
GtkListBoxRow *row)
{
GtkWidget *icon;
GdkPixbuf *circle_pixbuf;
ESource *source;
GdkRGBA color;
/* First, unselect the previous row */
if (self->selected_row)
{
icon = g_object_get_data (G_OBJECT (self->selected_row), "selected-icon");
gtk_widget_set_visible (icon, FALSE);
}
/* Now, select and save the new row */
icon = g_object_get_data (G_OBJECT (row), "selected-icon");
gtk_widget_set_visible (icon, TRUE);
self->selected_row = GTK_WIDGET (row);
/* Setup the event page's source name and color */
source = g_object_get_data (G_OBJECT (row), "source");
gtk_label_set_label (GTK_LABEL (self->calendar_name_label), e_source_get_display_name (source));
get_color_name_from_source (source, &color);
circle_pixbuf = get_circle_pixbuf_from_color (&color, 16);
gtk_image_set_from_pixbuf (GTK_IMAGE (self->color_image), circle_pixbuf);
/* Return to the events page */
gtk_stack_set_visible_child_name (GTK_STACK (self->stack), "events");
g_clear_object (&circle_pixbuf);
}
static void
update_header (GcalQuickAddPopover *self)
{
icaltimetype *dtstart;
struct tm stm_date, etm_date;
gboolean all_day;
gchar start[64], end[64];
gchar *title_date;
all_day = datetime_is_date (self->date_start) && (self->date_end ? datetime_is_date (self->date_end) : TRUE);
dtstart = datetime_to_icaltime (self->date_start);
/* Translators:
* this is the format string for representing a date consisting of a month name
* and a date of month.
*/
stm_date = icaltimetype_to_tm (dtstart);
e_utf8_strftime_fix_am_pm (start, 64, C_("event date format", "%B %d"), &stm_date);
if (self->date_end &&
(!all_day ||
(all_day && g_date_time_difference (self->date_end, self->date_start) / G_TIME_SPAN_DAY > 1)))
{
icaltimetype *dtend;
dtend = datetime_to_icaltime (self->date_end);
if (dtend->is_date)
icaltime_adjust (dtend, -1, 0, 0, 0);
/* Translators:
* this is the format string for representing a date consisting of a month name
* and a date of month.
*/
etm_date = icaltimetype_to_tm (dtend);
e_utf8_strftime_fix_am_pm (end, 64, C_("event date format", "%B %d"), &etm_date);
title_date = g_strdup_printf (_("New Event from %s to %s"), start, end);
g_free (dtend);
}
else
{
title_date = g_strdup_printf (_("New Event on %s"), start);
}
gtk_label_set_label (GTK_LABEL (self->title_label), title_date);
g_free (title_date);
g_free (dtstart);
}
static void
update_default_calendar_row (GcalQuickAddPopover *self)
{
GtkWidget *row;
ESource *default_source;
default_source = gcal_manager_get_default_source (self->manager);
row = get_row_for_source (self, default_source);
select_row (self, GTK_LIST_BOX_ROW (row));
g_clear_object (&default_source);
}
/*
* Callbacks
*/
static void
on_source_added (GcalManager *manager,
ESource *source,
gboolean enabled,
GcalQuickAddPopover *self)
{
ESource *default_source;
GtkWidget *row;
/* Since we can't add on read-only calendars, lets not show them at all */
if (!gcal_manager_is_client_writable (manager, source))
return;
default_source = gcal_manager_get_default_source (manager);
row = create_row_for_source (manager, source, gcal_manager_is_client_writable (manager, source));
gtk_container_add (GTK_CONTAINER (self->calendars_listbox), row);
/* Select the default source whe first adding events */
if (source == default_source && !self->selected_row)
select_row (self, GTK_LIST_BOX_ROW (row));
g_clear_object (&default_source);
}
static void
on_source_changed (GcalManager *manager,
ESource *source,
GcalQuickAddPopover *self)
{
GtkWidget *row, *color_icon, *name_label;
GdkPixbuf *circle_pixbuf;
GdkRGBA color;
row = get_row_for_source (self, source);
/* If the calendar changed from/to read-only, we add or remove it here */
if (!gcal_manager_is_client_writable (self->manager, source))
{
gtk_container_remove (GTK_CONTAINER (self->calendars_listbox), row);
return;
}
else if (!row)
{
on_source_added (self->manager,
source,
gcal_manager_source_enabled (self->manager, source),
self);
row = get_row_for_source (self, source);
}
color_icon = g_object_get_data (G_OBJECT (row), "color-icon");
name_label = g_object_get_data (G_OBJECT (row), "name-label");
/* If the source is writable now (or not), update sensitivity */
gtk_widget_set_sensitive (row, gcal_manager_is_client_writable (manager, source));
/* Setup the source color, in case it changed */
get_color_name_from_source (source, &color);
circle_pixbuf = get_circle_pixbuf_from_color (&color, 16);
gtk_image_set_from_pixbuf (GTK_IMAGE (color_icon), circle_pixbuf);
g_clear_object (&circle_pixbuf);
/* Also setup the row name, in case we just changed the source name */
gtk_label_set_text (GTK_LABEL (name_label), e_source_get_display_name (source));
gtk_list_box_invalidate_sort (GTK_LIST_BOX (self->calendars_listbox));
/*
* If the row is the selected one, make a fake selection so the
* icon & name of the source is updated at the events' page.
*/
if (row == self->selected_row)
select_row (self, GTK_LIST_BOX_ROW (row));
}
static void
on_source_removed (GcalManager *manager,
ESource *source,
GcalQuickAddPopover *self)
{
GtkWidget *row;
row = get_row_for_source (self, source);
if (!row)
return;
gtk_container_remove (GTK_CONTAINER (self->calendars_listbox), row);
}
/* Sort the calendars by their display name */
static gint
sort_func (GtkListBoxRow *row1,
GtkListBoxRow *row2,
gpointer user_data)
{
ESource *source1, *source2;
gchar *name1, *name2;
gint retval;
source1 = g_object_get_data (G_OBJECT (row1), "source");
source2 = g_object_get_data (G_OBJECT (row2), "source");
name1 = g_utf8_casefold (e_source_get_display_name (source1), -1);
name2 = g_utf8_casefold (e_source_get_display_name (source2), -1);
retval = g_strcmp0 (name1, name2);
g_free (name1);
g_free (name2);
return retval;
}
static void
select_calendar_button_clicked (GcalQuickAddPopover *self)
{
gtk_stack_set_visible_child_name (GTK_STACK (self->stack), "calendars");
}
static void
back_button_clicked (GcalQuickAddPopover *self)
{
gtk_stack_set_visible_child_name (GTK_STACK (self->stack), "events");
}
static void
edit_or_create_event (GcalQuickAddPopover *self,
GtkWidget *button)
{
ECalComponent *component;
GDateTime *date_start, *date_end, *now;
GTimeZone *tz;
GcalEvent *event;
ESource *source;
const gchar *summary;
gboolean all_day;
if (!self->selected_row)
return;
now = g_date_time_new_now_local ();
source = g_object_get_data (G_OBJECT (self->selected_row), "source");
/*
* We consider all day events multiday and/or non-today events.
* Events on today starts now and lasts 1 hour.
*/
all_day = datetime_compare_date (self->date_end, self->date_start) > 1 ||
datetime_compare_date (now, self->date_start) != 0;
tz = all_day ? g_time_zone_new_utc () : g_time_zone_new_local ();
/* Gather start date */
date_start = g_date_time_new (tz,
g_date_time_get_year (self->date_start),
g_date_time_get_month (self->date_start),
g_date_time_get_day_of_month (self->date_start),
all_day ? 0 : g_date_time_get_hour (now),
all_day ? 0 : g_date_time_get_minute (now),
all_day ? 0 : g_date_time_get_second (now));
/* Gather date end */
if (self->date_end)
{
date_end = g_date_time_new (tz,
g_date_time_get_year (self->date_end),
g_date_time_get_month (self->date_end),
g_date_time_get_day_of_month (self->date_end),
all_day ? 0 : g_date_time_get_hour (now) + 1,
all_day ? 0 : g_date_time_get_minute (now),
all_day ? 0 : g_date_time_get_second (now));
}
else
{
date_end = g_date_time_add_hours (date_start, 1);
}
/* Gather the summary */
if (gtk_entry_get_text_length (GTK_ENTRY (self->summary_entry)) > 0)
summary = gtk_entry_get_text (GTK_ENTRY (self->summary_entry));
else
summary = _("Unnamed event");
/* Create an ECalComponent from the data above */
component = build_component_from_details (summary, date_start, date_end);
event = gcal_event_new (source, component, NULL);
gcal_event_set_all_day (event, all_day);
gcal_event_set_timezone (event, tz);
/* If we clicked edit button, send a signal; otherwise, create the event */
if (button == self->add_button)
gcal_manager_create_event (self->manager, event);
else
g_signal_emit (self, signals[EDIT_EVENT], 0, event);
gtk_widget_hide (GTK_WIDGET (self));
g_clear_pointer (&date_start, g_date_time_unref);
g_clear_pointer (&date_end, g_date_time_unref);
g_clear_pointer (&tz, g_time_zone_unref);
g_clear_object (&event);
}
static void
summary_entry_text_changed (GtkEntry *entry,
GParamSpec *pspec,
GcalQuickAddPopover *self)
{
gtk_widget_set_sensitive (self->add_button, gtk_entry_get_text_length (entry) > 0);
}
static void
summary_entry_activated (GtkEntry *entry,
GcalQuickAddPopover *self)
{
if (gtk_entry_get_text_length (entry) > 0)
edit_or_create_event (self, self->add_button);
}
/*
* Overrides
*/
static void
gcal_quick_add_popover_finalize (GObject *object)
{
GcalQuickAddPopover *self = (GcalQuickAddPopover *)object;
g_clear_object (&self->manager);
G_OBJECT_CLASS (gcal_quick_add_popover_parent_class)->finalize (object);
}
static void
gcal_quick_add_popover_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GcalQuickAddPopover *self = GCAL_QUICK_ADD_POPOVER (object);
switch (prop_id)
{
case PROP_DATE_END:
g_value_set_boxed (value, self->date_end);
break;
case PROP_DATE_START:
g_value_set_boxed (value, self->date_start);
break;
case PROP_MANAGER:
g_value_set_object (value, self->manager);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
gcal_quick_add_popover_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GcalQuickAddPopover *self = GCAL_QUICK_ADD_POPOVER (object);
switch (prop_id)
{
case PROP_DATE_END:
gcal_quick_add_popover_set_date_end (self, g_value_get_boxed (value));
break;
case PROP_DATE_START:
gcal_quick_add_popover_set_date_start (self, g_value_get_boxed (value));
break;
case PROP_MANAGER:
gcal_quick_add_popover_set_manager (self, g_value_get_object (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
gcal_quick_add_popover_closed (GtkPopover *popover)
{
GcalQuickAddPopover *self;
self = GCAL_QUICK_ADD_POPOVER (popover);
/* Clear text */
gtk_entry_set_text (GTK_ENTRY (self->summary_entry), "");
/* Select the default row again */
update_default_calendar_row (self);
g_clear_pointer (&self->date_start, g_date_time_unref);
g_clear_pointer (&self->date_end, g_date_time_unref);
}
static void
gcal_quick_add_popover_class_init (GcalQuickAddPopoverClass *klass)
{
GtkPopoverClass *popover_class = GTK_POPOVER_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
popover_class->closed = gcal_quick_add_popover_closed;
object_class->finalize = gcal_quick_add_popover_finalize;
object_class->get_property = gcal_quick_add_popover_get_property;
object_class->set_property = gcal_quick_add_popover_set_property;
/**
* GcalQuickAddPopover::edit-event:
* @self: a #GcalQuickAddPopover
* @event: the new #GcalEvent
*
* Emited when the user clicks 'Edit event' button.
*/
signals[EDIT_EVENT] = g_signal_new ("edit-event",
GCAL_TYPE_QUICK_ADD_POPOVER,
G_SIGNAL_RUN_LAST,
0, NULL, NULL, NULL,
G_TYPE_NONE,
1,
GCAL_TYPE_EVENT);
/**
* GcalQuickAddPopover::date-end:
*
* The end date of the new event.
*/
g_object_class_install_property (object_class,
PROP_DATE_END,
g_param_spec_boxed ("date-end",
"End date of the event",
"The end date of the new event",
G_TYPE_DATE_TIME,
G_PARAM_READWRITE));
/**
* GcalQuickAddPopover::date-start:
*
* The start date of the new event.
*/
g_object_class_install_property (object_class,
PROP_DATE_START,
g_param_spec_boxed ("date-start",
"Start date of the event",
"The start date of the new event",
G_TYPE_DATE_TIME,
G_PARAM_READWRITE));
/**
* GcalQuickAddPopover::manager:
*
* The manager of the application.
*/
g_object_class_install_property (object_class,
PROP_MANAGER,
g_param_spec_object ("manager",
"Manager of the application",
"The singleton manager of the application",
GCAL_TYPE_MANAGER,
G_PARAM_READWRITE));
gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/calendar/quick-add-popover.ui");
gtk_widget_class_bind_template_child (widget_class, GcalQuickAddPopover, add_button);
gtk_widget_class_bind_template_child (widget_class, GcalQuickAddPopover, calendars_listbox);
gtk_widget_class_bind_template_child (widget_class, GcalQuickAddPopover, calendar_name_label);
gtk_widget_class_bind_template_child (widget_class, GcalQuickAddPopover, color_image);
gtk_widget_class_bind_template_child (widget_class, GcalQuickAddPopover, stack);
gtk_widget_class_bind_template_child (widget_class, GcalQuickAddPopover, summary_entry);
gtk_widget_class_bind_template_child (widget_class, GcalQuickAddPopover, title_label);
gtk_widget_class_bind_template_callback (widget_class, back_button_clicked);
gtk_widget_class_bind_template_callback (widget_class, edit_or_create_event);
gtk_widget_class_bind_template_callback (widget_class, select_calendar_button_clicked);
gtk_widget_class_bind_template_callback (widget_class, select_row);
gtk_widget_class_bind_template_callback (widget_class, summary_entry_activated);
gtk_widget_class_bind_template_callback (widget_class, summary_entry_text_changed);
}
static void
gcal_quick_add_popover_init (GcalQuickAddPopover *self)
{
gtk_widget_init_template (GTK_WIDGET (self));
gtk_list_box_set_sort_func (GTK_LIST_BOX (self->calendars_listbox), sort_func, NULL, NULL);
}
GtkWidget*
gcal_quick_add_popover_new (void)
{
return g_object_new (GCAL_TYPE_QUICK_ADD_POPOVER, NULL);
}
/**
* gcal_quick_add_popover_set_manager:
* @self: a #GcalQuickAddPopover
* @manager: a #GcalManager
*
* Sets the manager of the popover.
*/
void
gcal_quick_add_popover_set_manager (GcalQuickAddPopover *self,
GcalManager *manager)
{
g_return_if_fail (GCAL_IS_QUICK_ADD_POPOVER (self));
if (g_set_object (&self->manager, manager))
{
GList *sources, *l;
/* Add currently leaded sources */
sources = gcal_manager_get_sources_connected (manager);
for (l = sources; l != NULL; l = g_list_next (l))
on_source_added (manager, l->data, gcal_manager_is_client_writable (manager, l->data), self);
g_list_free (sources);
/* Connect to the manager signals and keep the list updates */
g_signal_connect (manager, "source-added", G_CALLBACK (on_source_added), self);
g_signal_connect (manager, "source-changed", G_CALLBACK (on_source_changed), self);
g_signal_connect (manager, "source-removed", G_CALLBACK (on_source_removed), self);
g_signal_connect_swapped (manager, "notify::default-calendar", G_CALLBACK (update_default_calendar_row), self);
g_object_notify (G_OBJECT (self), "manager");
}
}
/**
* gcal_quick_add_popover_get_date_start:
* @self: a #GcalQuickAddPopover
*
* Retrieves the start date of @self.
*
* Returns: (transfer none): a #GDateTime
*/
GDateTime*
gcal_quick_add_popover_get_date_start (GcalQuickAddPopover *self)
{
g_return_val_if_fail (GCAL_IS_QUICK_ADD_POPOVER (self), NULL);
return self->date_start;
}
/**
* gcal_quick_add_popover_set_date_start:
* @self: a #GcalQuickAddPopover
* @dt: a #GDateTime
*
* Sets the start date of the to-be-created event.
*/
void
gcal_quick_add_popover_set_date_start (GcalQuickAddPopover *self,
GDateTime *dt)
{
g_return_if_fail (GCAL_IS_QUICK_ADD_POPOVER (self));
if (self->date_start != dt &&
(!self->date_start || !dt ||
(self->date_start && dt && !g_date_time_equal (self->date_start, dt))))
{
g_clear_pointer (&self->date_start, g_date_time_unref);
self->date_start = g_date_time_ref (dt);
update_header (self);
g_object_notify (G_OBJECT (self), "date-start");
}
}
/**
* gcal_quick_add_popover_get_date_end:
* @self: a #GcalQuickAddPopover
*
* Retrieves the end date of @self.
*
* Returns: (transfer none): a #GDateTime
*/
GDateTime*
gcal_quick_add_popover_get_date_end (GcalQuickAddPopover *self)
{
g_return_val_if_fail (GCAL_IS_QUICK_ADD_POPOVER (self), NULL);
return self->date_end;
}
/**
* gcal_quick_add_popover_set_date_end:
* @self: a #GcalQuickAddPopover
* @dt: a #GDateTime
*
* Sets the end date of the to-be-created event.
*/
void
gcal_quick_add_popover_set_date_end (GcalQuickAddPopover *self,
GDateTime *dt)
{
g_return_if_fail (GCAL_IS_QUICK_ADD_POPOVER (self));
if (self->date_end != dt &&
(!self->date_end || !dt ||
(self->date_end && dt && !g_date_time_equal (self->date_end, dt))))
{
g_clear_pointer (&self->date_end, g_date_time_unref);
self->date_end = g_date_time_ref (dt);
update_header (self);
g_object_notify (G_OBJECT (self), "date-end");
}
}