/*
* e-task-shell-content.c
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "e-task-shell-content.h"
#include <glib/gi18n.h>
#include "e-util/e-selection.h"
#include "shell/e-shell-utils.h"
#include "widgets/menus/gal-view-etable.h"
#include "widgets/misc/e-paned.h"
#include "widgets/misc/e-preview-pane.h"
#include "calendar/gui/comp-util.h"
#include "calendar/gui/e-cal-component-preview.h"
#include "calendar/gui/e-cal-model-tasks.h"
#define E_TASK_SHELL_CONTENT_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE \
((obj), E_TYPE_TASK_SHELL_CONTENT, ETaskShellContentPrivate))
#define E_TASK_TABLE_DEFAULT_STATE \
"<?xml version=\"1.0\"?>" \
"<ETableState>" \
" <column source=\"13\"/>" \
" <column source=\"14\"/>" \
" <column source=\"9\"/>" \
" <column source=\"5\"/>" \
" <grouping/>" \
"</ETableState>"
struct _ETaskShellContentPrivate {
GtkWidget *paned;
GtkWidget *task_table;
GtkWidget *preview_pane;
ECalModel *task_model;
GalViewInstance *view_instance;
GtkOrientation orientation;
gchar *current_uid;
guint preview_visible : 1;
};
enum {
PROP_0,
PROP_MODEL,
PROP_ORIENTATION,
PROP_PREVIEW_VISIBLE
};
G_DEFINE_DYNAMIC_TYPE_EXTENDED (
ETaskShellContent,
e_task_shell_content,
E_TYPE_SHELL_CONTENT,
0,
G_IMPLEMENT_INTERFACE_DYNAMIC (
GTK_TYPE_ORIENTABLE, NULL))
static void
task_shell_content_display_view_cb (ETaskShellContent *task_shell_content,
GalView *gal_view)
{
ETaskTable *task_table;
if (!GAL_IS_VIEW_ETABLE (gal_view))
return;
task_table = e_task_shell_content_get_task_table (task_shell_content);
gal_view_etable_attach_table (
GAL_VIEW_ETABLE (gal_view), E_TABLE (task_table));
}
static void
task_shell_content_table_foreach_cb (gint model_row,
gpointer user_data)
{
ECalModelComponent *comp_data;
icalcomponent *clone;
icalcomponent *vcal;
gchar *string;
struct {
ECalModel *model;
GSList *list;
} *foreach_data = user_data;
comp_data = e_cal_model_get_component_at (
foreach_data->model, model_row);
vcal = e_cal_util_new_top_level ();
clone = icalcomponent_new_clone (comp_data->icalcomp);
e_cal_util_add_timezones_from_component (vcal, comp_data->icalcomp);
icalcomponent_add_component (vcal, clone);
/* String is owned by libical; do not free. */
string = icalcomponent_as_ical_string (vcal);
if (string != NULL) {
ESource *source;
const gchar *source_uid;
source = e_client_get_source (E_CLIENT (comp_data->client));
source_uid = e_source_get_uid (source);
foreach_data->list = g_slist_prepend (
foreach_data->list,
g_strdup_printf ("%s\n%s", source_uid, string));
}
icalcomponent_free (vcal);
}
static void
task_shell_content_table_drag_data_get_cb (ETaskShellContent *task_shell_content,
gint row,
gint col,
GdkDragContext *context,
GtkSelectionData *selection_data,
guint info,
guint time)
{
ETaskTable *task_table;
GdkAtom target;
struct {
ECalModel *model;
GSList *list;
} foreach_data;
/* Sanity check the selection target. */
target = gtk_selection_data_get_target (selection_data);
if (!e_targets_include_calendar (&target, 1))
return;
task_table = e_task_shell_content_get_task_table (task_shell_content);
foreach_data.model = e_task_table_get_model (task_table);
foreach_data.list = NULL;
e_table_selected_row_foreach (
E_TABLE (task_table),
task_shell_content_table_foreach_cb,
&foreach_data);
if (foreach_data.list != NULL) {
cal_comp_selection_set_string_list (
selection_data, foreach_data.list);
g_slist_foreach (foreach_data.list, (GFunc) g_free, NULL);
g_slist_free (foreach_data.list);
}
}
static void
task_shell_content_table_drag_data_delete_cb (ETaskShellContent *task_shell_content,
gint row,
gint col,
GdkDragContext *context)
{
/* Moved components are deleted from source immediately when moved,
* because some of them can be part of destination source, and we
* don't want to delete not-moved tasks. There is no such information
* which event has been moved and which not, so skip this method. */
}
static void
task_shell_content_cursor_change_cb (ETaskShellContent *task_shell_content,
gint row,
ETable *table)
{
ECalComponentPreview *task_preview;
ECalModel *task_model;
ECalModelComponent *comp_data;
EPreviewPane *preview_pane;
EWebView *web_view;
const gchar *uid;
task_model = e_task_shell_content_get_task_model (task_shell_content);
preview_pane = e_task_shell_content_get_preview_pane (task_shell_content);
web_view = e_preview_pane_get_web_view (preview_pane);
task_preview = E_CAL_COMPONENT_PREVIEW (web_view);
if (e_table_selected_count (table) != 1) {
if (task_shell_content->priv->preview_visible)
e_cal_component_preview_clear (task_preview);
return;
}
row = e_table_get_cursor_row (table);
comp_data = e_cal_model_get_component_at (task_model, row);
if (task_shell_content->priv->preview_visible) {
ECalComponent *comp;
comp = e_cal_component_new_from_icalcomponent (
icalcomponent_new_clone (comp_data->icalcomp));
e_cal_component_preview_display (
task_preview, comp_data->client, comp,
e_cal_model_get_timezone (task_model),
e_cal_model_get_use_24_hour_format (task_model));
g_object_unref (comp);
}
uid = icalcomponent_get_uid (comp_data->icalcomp);
g_free (task_shell_content->priv->current_uid);
task_shell_content->priv->current_uid = g_strdup (uid);
}
static void
task_shell_content_selection_change_cb (ETaskShellContent *task_shell_content,
ETable *table)
{
ECalComponentPreview *task_preview;
EPreviewPane *preview_pane;
EWebView *web_view;
preview_pane = e_task_shell_content_get_preview_pane (task_shell_content);
web_view = e_preview_pane_get_web_view (preview_pane);
task_preview = E_CAL_COMPONENT_PREVIEW (web_view);
if (e_table_selected_count (table) != 1)
e_cal_component_preview_clear (task_preview);
}
static void
task_shell_content_model_row_changed_cb (ETaskShellContent *task_shell_content,
gint row,
ETableModel *model)
{
ECalModelComponent *comp_data;
ETaskTable *task_table;
const gchar *current_uid;
const gchar *uid;
current_uid = task_shell_content->priv->current_uid;
if (current_uid == NULL)
return;
comp_data = e_cal_model_get_component_at (E_CAL_MODEL (model), row);
if (comp_data == NULL)
return;
uid = icalcomponent_get_uid (comp_data->icalcomp);
if (g_strcmp0 (uid, current_uid) != 0)
return;
task_table = e_task_shell_content_get_task_table (task_shell_content);
task_shell_content_cursor_change_cb (
task_shell_content, 0, E_TABLE (task_table));
}
static void
task_shell_content_restore_state_cb (EShellWindow *shell_window,
EShellView *shell_view,
EShellContent *shell_content)
{
ETaskShellContentPrivate *priv;
GSettings *settings;
priv = E_TASK_SHELL_CONTENT_GET_PRIVATE (shell_content);
/* Bind GObject properties to settings keys. */
settings = g_settings_new ("org.gnome.evolution.calendar");
g_settings_bind (
settings, "task-hpane-position",
priv->paned, "hposition",
G_SETTINGS_BIND_DEFAULT);
g_settings_bind (
settings, "task-vpane-position",
priv->paned, "vposition",
G_SETTINGS_BIND_DEFAULT);
g_object_unref (G_OBJECT (settings));
}
static GtkOrientation
task_shell_content_get_orientation (ETaskShellContent *task_shell_content)
{
return task_shell_content->priv->orientation;
}
static void
task_shell_content_set_orientation (ETaskShellContent *task_shell_content,
GtkOrientation orientation)
{
task_shell_content->priv->orientation = orientation;
g_object_notify (G_OBJECT (task_shell_content), "orientation");
}
static void
task_shell_content_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_ORIENTATION:
task_shell_content_set_orientation (
E_TASK_SHELL_CONTENT (object),
g_value_get_enum (value));
return;
case PROP_PREVIEW_VISIBLE:
e_task_shell_content_set_preview_visible (
E_TASK_SHELL_CONTENT (object),
g_value_get_boolean (value));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
task_shell_content_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_MODEL:
g_value_set_object (
value,
e_task_shell_content_get_task_model (
E_TASK_SHELL_CONTENT (object)));
return;
case PROP_ORIENTATION:
g_value_set_enum (
value,
task_shell_content_get_orientation (
E_TASK_SHELL_CONTENT (object)));
return;
case PROP_PREVIEW_VISIBLE:
g_value_set_boolean (
value,
e_task_shell_content_get_preview_visible (
E_TASK_SHELL_CONTENT (object)));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
task_shell_content_dispose (GObject *object)
{
ETaskShellContentPrivate *priv;
priv = E_TASK_SHELL_CONTENT_GET_PRIVATE (object);
if (priv->paned != NULL) {
g_object_unref (priv->paned);
priv->paned = NULL;
}
if (priv->task_table != NULL) {
g_object_unref (priv->task_table);
priv->task_table = NULL;
}
if (priv->preview_pane != NULL) {
g_object_unref (priv->preview_pane);
priv->preview_pane = NULL;
}
if (priv->task_model != NULL) {
g_object_unref (priv->task_model);
priv->task_model = NULL;
}
if (priv->view_instance != NULL) {
g_object_unref (priv->view_instance);
priv->view_instance = NULL;
}
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (e_task_shell_content_parent_class)->dispose (object);
}
static void
task_shell_content_finalize (GObject *object)
{
ETaskShellContentPrivate *priv;
priv = E_TASK_SHELL_CONTENT_GET_PRIVATE (object);
g_free (priv->current_uid);
/* Chain up to parent's finalize() method. */
G_OBJECT_CLASS (e_task_shell_content_parent_class)->finalize (object);
}
static void
task_shell_content_constructed (GObject *object)
{
ETaskShellContentPrivate *priv;
EShellContent *shell_content;
EShellTaskbar *shell_taskbar;
EShellWindow *shell_window;
EShellView *shell_view;
GalViewInstance *view_instance;
GtkTargetList *target_list;
GtkTargetEntry *targets;
GtkWidget *container;
GtkWidget *widget;
gint n_targets;
priv = E_TASK_SHELL_CONTENT_GET_PRIVATE (object);
/* Chain up to parent's constructed() method. */
G_OBJECT_CLASS (e_task_shell_content_parent_class)->constructed (object);
shell_content = E_SHELL_CONTENT (object);
shell_view = e_shell_content_get_shell_view (shell_content);
shell_taskbar = e_shell_view_get_shell_taskbar (shell_view);
shell_window = e_shell_view_get_shell_window (shell_view);
priv->task_model = e_cal_model_tasks_new ();
/* Build content widgets. */
container = GTK_WIDGET (object);
widget = e_paned_new (GTK_ORIENTATION_VERTICAL);
gtk_container_add (GTK_CONTAINER (container), widget);
priv->paned = g_object_ref (widget);
gtk_widget_show (widget);
g_object_bind_property (
object, "orientation",
widget, "orientation",
G_BINDING_SYNC_CREATE);
container = priv->paned;
widget = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (
GTK_SCROLLED_WINDOW (widget),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type (
GTK_SCROLLED_WINDOW (widget), GTK_SHADOW_IN);
gtk_paned_pack1 (GTK_PANED (container), widget, TRUE, FALSE);
gtk_widget_show (widget);
container = widget;
widget = e_task_table_new (shell_view, priv->task_model);
gtk_container_add (GTK_CONTAINER (container), widget);
priv->task_table = g_object_ref (widget);
gtk_widget_show (widget);
container = priv->paned;
widget = e_cal_component_preview_new ();
gtk_widget_show (widget);
g_signal_connect_swapped (
widget, "status-message",
G_CALLBACK (e_shell_taskbar_set_message),
shell_taskbar);
widget = e_preview_pane_new (E_WEB_VIEW (widget));
gtk_paned_pack2 (GTK_PANED (container), widget, FALSE, FALSE);
priv->preview_pane = g_object_ref (widget);
gtk_widget_show (widget);
g_object_bind_property (
object, "preview-visible",
widget, "visible",
G_BINDING_SYNC_CREATE);
/* Configure the task table. */
e_table_set_state (
E_TABLE (priv->task_table), E_TASK_TABLE_DEFAULT_STATE);
target_list = gtk_target_list_new (NULL, 0);
e_target_list_add_calendar_targets (target_list, 0);
targets = gtk_target_table_new_from_list (target_list, &n_targets);
e_table_drag_source_set (
E_TABLE (priv->task_table),
GDK_BUTTON1_MASK, targets, n_targets,
GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_ASK);
gtk_target_table_free (targets, n_targets);
gtk_target_list_unref (target_list);
g_signal_connect_swapped (
priv->task_table, "table-drag-data-get",
G_CALLBACK (task_shell_content_table_drag_data_get_cb),
object);
g_signal_connect_swapped (
priv->task_table, "table-drag-data-delete",
G_CALLBACK (task_shell_content_table_drag_data_delete_cb),
object);
g_signal_connect_swapped (
priv->task_table, "cursor-change",
G_CALLBACK (task_shell_content_cursor_change_cb),
object);
g_signal_connect_swapped (
priv->task_table, "selection-change",
G_CALLBACK (task_shell_content_selection_change_cb),
object);
g_signal_connect_swapped (
priv->task_model, "model-row-changed",
G_CALLBACK (task_shell_content_model_row_changed_cb),
object);
/* Load the view instance. */
view_instance = e_shell_view_new_view_instance (shell_view, NULL);
g_signal_connect_swapped (
view_instance, "display-view",
G_CALLBACK (task_shell_content_display_view_cb),
object);
priv->view_instance = view_instance;
/* Do this last so e_task_shell_content_get_view_instance() returns
* the correct instance in GalViewInstance::loaded signal handlers. */
gal_view_instance_load (view_instance);
/* Restore pane positions from the last session once
* the shell view is fully initialized and visible. */
g_signal_connect (
shell_window, "shell-view-created::tasks",
G_CALLBACK (task_shell_content_restore_state_cb),
shell_content);
}
static guint32
task_shell_content_check_state (EShellContent *shell_content)
{
ETaskShellContent *task_shell_content;
ETaskTable *task_table;
GSList *list, *iter;
gboolean assignable = TRUE;
gboolean editable = TRUE;
gboolean has_url = FALSE;
gint n_selected;
gint n_complete = 0;
gint n_incomplete = 0;
guint32 state = 0;
task_shell_content = E_TASK_SHELL_CONTENT (shell_content);
task_table = e_task_shell_content_get_task_table (task_shell_content);
n_selected = e_table_selected_count (E_TABLE (task_table));
list = e_task_table_get_selected (task_table);
for (iter = list; iter != NULL; iter = iter->next) {
ECalModelComponent *comp_data = iter->data;
icalproperty *prop;
const gchar *cap;
gboolean read_only;
read_only = e_client_is_readonly (E_CLIENT (comp_data->client));
editable &= !read_only;
cap = CAL_STATIC_CAPABILITY_NO_TASK_ASSIGNMENT;
if (e_client_check_capability (E_CLIENT (comp_data->client), cap))
assignable = FALSE;
cap = CAL_STATIC_CAPABILITY_NO_CONV_TO_ASSIGN_TASK;
if (e_client_check_capability (E_CLIENT (comp_data->client), cap))
assignable = FALSE;
prop = icalcomponent_get_first_property (
comp_data->icalcomp, ICAL_URL_PROPERTY);
has_url |= (prop != NULL);
prop = icalcomponent_get_first_property (
comp_data->icalcomp, ICAL_COMPLETED_PROPERTY);
if (prop != NULL)
n_complete++;
else
n_incomplete++;
}
g_slist_free (list);
if (n_selected == 1)
state |= E_TASK_SHELL_CONTENT_SELECTION_SINGLE;
if (n_selected > 1)
state |= E_TASK_SHELL_CONTENT_SELECTION_MULTIPLE;
if (assignable)
state |= E_TASK_SHELL_CONTENT_SELECTION_CAN_ASSIGN;
if (editable)
state |= E_TASK_SHELL_CONTENT_SELECTION_CAN_EDIT;
if (n_complete > 0)
state |= E_TASK_SHELL_CONTENT_SELECTION_HAS_COMPLETE;
if (n_incomplete > 0)
state |= E_TASK_SHELL_CONTENT_SELECTION_HAS_INCOMPLETE;
if (has_url)
state |= E_TASK_SHELL_CONTENT_SELECTION_HAS_URL;
return state;
}
static void
task_shell_content_focus_search_results (EShellContent *shell_content)
{
ETaskShellContentPrivate *priv;
priv = E_TASK_SHELL_CONTENT_GET_PRIVATE (shell_content);
gtk_widget_grab_focus (priv->task_table);
}
static void
e_task_shell_content_class_init (ETaskShellContentClass *class)
{
GObjectClass *object_class;
EShellContentClass *shell_content_class;
g_type_class_add_private (class, sizeof (ETaskShellContentPrivate));
object_class = G_OBJECT_CLASS (class);
object_class->set_property = task_shell_content_set_property;
object_class->get_property = task_shell_content_get_property;
object_class->dispose = task_shell_content_dispose;
object_class->finalize = task_shell_content_finalize;
object_class->constructed = task_shell_content_constructed;
shell_content_class = E_SHELL_CONTENT_CLASS (class);
shell_content_class->check_state = task_shell_content_check_state;
shell_content_class->focus_search_results =
task_shell_content_focus_search_results;
g_object_class_install_property (
object_class,
PROP_MODEL,
g_param_spec_object (
"model",
"Model",
"The task table model",
E_TYPE_CAL_MODEL,
G_PARAM_READABLE));
g_object_class_install_property (
object_class,
PROP_PREVIEW_VISIBLE,
g_param_spec_boolean (
"preview-visible",
"Preview is Visible",
"Whether the preview pane is visible",
TRUE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
g_object_class_override_property (
object_class, PROP_ORIENTATION, "orientation");
}
static void
e_task_shell_content_class_finalize (ETaskShellContentClass *class)
{
}
static void
e_task_shell_content_init (ETaskShellContent *task_shell_content)
{
task_shell_content->priv =
E_TASK_SHELL_CONTENT_GET_PRIVATE (task_shell_content);
/* Postpone widget construction until we have a shell view. */
}
void
e_task_shell_content_type_register (GTypeModule *type_module)
{
/* XXX G_DEFINE_DYNAMIC_TYPE declares a static type registration
* function, so we have to wrap it with a public function in
* order to register types from a separate compilation unit. */
e_task_shell_content_register_type (type_module);
}
GtkWidget *
e_task_shell_content_new (EShellView *shell_view)
{
g_return_val_if_fail (E_IS_SHELL_VIEW (shell_view), NULL);
return g_object_new (
E_TYPE_TASK_SHELL_CONTENT,
"shell-view", shell_view, NULL);
}
ECalModel *
e_task_shell_content_get_task_model (ETaskShellContent *task_shell_content)
{
g_return_val_if_fail (
E_IS_TASK_SHELL_CONTENT (task_shell_content), NULL);
return task_shell_content->priv->task_model;
}
ETaskTable *
e_task_shell_content_get_task_table (ETaskShellContent *task_shell_content)
{
g_return_val_if_fail (
E_IS_TASK_SHELL_CONTENT (task_shell_content), NULL);
return E_TASK_TABLE (task_shell_content->priv->task_table);
}
EPreviewPane *
e_task_shell_content_get_preview_pane (ETaskShellContent *task_shell_content)
{
g_return_val_if_fail (
E_IS_TASK_SHELL_CONTENT (task_shell_content), NULL);
return E_PREVIEW_PANE (task_shell_content->priv->preview_pane);
}
gboolean
e_task_shell_content_get_preview_visible (ETaskShellContent *task_shell_content)
{
g_return_val_if_fail (
E_IS_TASK_SHELL_CONTENT (task_shell_content), FALSE);
return task_shell_content->priv->preview_visible;
}
void
e_task_shell_content_set_preview_visible (ETaskShellContent *task_shell_content,
gboolean preview_visible)
{
g_return_if_fail (E_IS_TASK_SHELL_CONTENT (task_shell_content));
task_shell_content->priv->preview_visible = preview_visible;
g_object_notify (G_OBJECT (task_shell_content), "preview-visible");
}
EShellSearchbar *
e_task_shell_content_get_searchbar (ETaskShellContent *task_shell_content)
{
EShellView *shell_view;
EShellContent *shell_content;
GtkWidget *widget;
g_return_val_if_fail (
E_IS_TASK_SHELL_CONTENT (task_shell_content), NULL);
shell_content = E_SHELL_CONTENT (task_shell_content);
shell_view = e_shell_content_get_shell_view (shell_content);
widget = e_shell_view_get_searchbar (shell_view);
return E_SHELL_SEARCHBAR (widget);
}
GalViewInstance *
e_task_shell_content_get_view_instance (ETaskShellContent *task_shell_content)
{
g_return_val_if_fail (
E_IS_TASK_SHELL_CONTENT (task_shell_content), NULL);
return task_shell_content->priv->view_instance;
}