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Handle reset form action

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Add new type of action EV_LINK_ACTION_TYPE_RESET_FORM for EvLinkAction
together with properties "reset-fields" and "exclude-reset-fields".
The properties controls which fields are reset and are set in PDF document.
This commit extends EvDocumentFormsInterface with new method "reset_form".

Issue #46
This commit is contained in:
Marek Kasik 2020-07-22 16:26:17 +02:00 committed by Germán Poo-Caamaño
parent b1de8c2844
commit fe9573da12
7 changed files with 166 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
backend/pdf/ev-poppler.cc
View File

@ -1721,6 +1721,21 @@ ev_link_from_action (PdfDocument *pdf_document,
case POPPLER_ACTION_JAVASCRIPT:
unimplemented_action = "POPPLER_ACTION_JAVASCRIPT";
break;
case POPPLER_ACTION_RESET_FORM: {
gboolean exclude_reset_fields;
GList *reset_fields = NULL;
GList *iter;
for (iter = action->reset_form.fields; iter; iter = iter->next)
reset_fields = g_list_prepend (reset_fields, g_strdup ((char *) iter->data));
exclude_reset_fields = action->reset_form.exclude;
/* The action takes the ownership of the list */
ev_action = ev_link_action_new_reset_form (g_list_reverse (reset_fields),
exclude_reset_fields);
break;
}
case POPPLER_ACTION_UNKNOWN:
unimplemented_action = "POPPLER_ACTION_UNKNOWN";
}
@ -2845,6 +2860,15 @@ pdf_document_forms_document_is_modified (EvDocumentForms *document)
return PDF_DOCUMENT (document)->forms_modified;
}
static void
pdf_document_forms_reset_form (EvDocumentForms *document,
EvLinkAction *action)
{
poppler_document_reset_form (PDF_DOCUMENT (document)->document,
ev_link_action_get_reset_fields (action),
ev_link_action_get_exclude_reset_fields (action));
}
static gchar *
pdf_document_forms_form_field_text_get_text (EvDocumentForms *document,
EvFormField *field)
@ -3044,6 +3068,7 @@ pdf_document_document_forms_iface_init (EvDocumentFormsInterface *iface)
{
iface->get_form_fields = pdf_document_forms_get_form_fields;
iface->document_is_modified = pdf_document_forms_document_is_modified;
iface->reset_form = pdf_document_forms_reset_form;
iface->form_field_text_get_text = pdf_document_forms_form_field_text_get_text;
iface->form_field_text_set_text = pdf_document_forms_form_field_text_set_text;
iface->form_field_button_set_state = pdf_document_forms_form_field_button_set_state;

10
libdocument/ev-document-forms.c
View File

@ -45,6 +45,16 @@ ev_document_forms_document_is_modified (EvDocumentForms *document_forms)
return (iface->document_is_modified) ? iface->document_is_modified (document_forms) : FALSE;
}
void
ev_document_forms_reset_form (EvDocumentForms *document_forms,
EvLinkAction *action)
{
EvDocumentFormsInterface *iface = EV_DOCUMENT_FORMS_GET_IFACE (document_forms);
if (iface->reset_form)
iface->reset_form (document_forms, action);
}
gchar *
ev_document_forms_form_field_text_get_text (EvDocumentForms *document_forms,
EvFormField *field)

4
libdocument/ev-document-forms.h
View File

@ -82,6 +82,8 @@ struct _EvDocumentFormsInterface
const gchar *text);
gchar *(* form_field_choice_get_text) (EvDocumentForms *document_forms,
EvFormField *field);
void (* reset_form) (EvDocumentForms *document_forms,
EvLinkAction *action);
};
GType ev_document_forms_get_type (void) G_GNUC_CONST;
@ -122,6 +124,8 @@ void ev_document_forms_form_field_choice_set_text (EvDocumentFor
const gchar *text);
gchar *ev_document_forms_form_field_choice_get_text (EvDocumentForms *document_forms,
EvFormField *field);
void ev_document_forms_reset_form (EvDocumentForms *document_forms,
EvLinkAction *action);
G_END_DECLS

81
libdocument/ev-link-action.c
View File

@ -32,7 +32,9 @@ enum {
PROP_NAME,
PROP_SHOW_LIST,
PROP_HIDE_LIST,
PROP_TOGGLE_LIST
PROP_TOGGLE_LIST,
PROP_RESET_FIELDS,
PROP_EXCLUDE_RESET_FIELDS
};
struct _EvLinkAction {
@ -55,6 +57,8 @@ struct _EvLinkActionPrivate {
GList *show_list;
GList *hide_list;
GList *toggle_list;
GList *reset_fields;
gboolean exclude_reset_fields;
};
G_DEFINE_TYPE_WITH_PRIVATE (EvLinkAction, ev_link_action, G_TYPE_OBJECT)
@ -155,6 +159,34 @@ ev_link_action_get_toggle_list (EvLinkAction *self)
return self->priv->toggle_list;
}
/**
* ev_link_action_get_reset_fields:
* @self: an #EvLinkAction
*
* Returns: (transfer none) (element-type gchar *): a list of fields to reset
*/
GList *
ev_link_action_get_reset_fields (EvLinkAction *self)
{
g_return_val_if_fail (EV_IS_LINK_ACTION (self), NULL);
return self->priv->reset_fields;
}
/**
* ev_link_action_get_exclude_reset_fields:
* @self: an #EvLinkAction
*
* Returns: whether to exclude reset fields when resetting form
*/
gboolean
ev_link_action_get_exclude_reset_fields (EvLinkAction *self)
{
g_return_val_if_fail (EV_IS_LINK_ACTION (self), NULL);
return self->priv->exclude_reset_fields;
}
static void
ev_link_action_get_property (GObject *object,
guint prop_id,
@ -193,6 +225,12 @@ ev_link_action_get_property (GObject *object,
case PROP_TOGGLE_LIST:
g_value_set_pointer (value, self->priv->toggle_list);
break;
case PROP_RESET_FIELDS:
g_value_set_pointer (value, self->priv->reset_fields);
break;
case PROP_EXCLUDE_RESET_FIELDS:
g_value_set_boolean (value, self->priv->exclude_reset_fields);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
prop_id,
@ -241,6 +279,12 @@ ev_link_action_set_property (GObject *object,
case PROP_TOGGLE_LIST:
self->priv->toggle_list = g_value_get_pointer (value);
break;
case PROP_RESET_FIELDS:
self->priv->reset_fields = g_value_get_pointer (value);
break;
case PROP_EXCLUDE_RESET_FIELDS:
self->priv->exclude_reset_fields = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
prop_id,
@ -296,6 +340,11 @@ ev_link_action_finalize (GObject *object)
priv->toggle_list = NULL;
}
if (priv->reset_fields) {
g_list_free_full (priv->reset_fields, g_free);
priv->reset_fields = NULL;
}
G_OBJECT_CLASS (ev_link_action_parent_class)->finalize (object);
}
@ -309,6 +358,8 @@ ev_link_action_init (EvLinkAction *ev_link_action)
ev_link_action->priv->filename = NULL;
ev_link_action->priv->params = NULL;
ev_link_action->priv->name = NULL;
ev_link_action->priv->reset_fields = NULL;
ev_link_action->priv->exclude_reset_fields = FALSE;
}
static void
@ -402,6 +453,23 @@ ev_link_action_class_init (EvLinkActionClass *ev_link_action_class)
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (g_object_class,
PROP_RESET_FIELDS,
g_param_spec_pointer ("reset-fields",
"ResetFields",
"The list of fields that should be/should not be reset",
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (g_object_class,
PROP_EXCLUDE_RESET_FIELDS,
g_param_spec_boolean ("exclude-reset-fields",
"ExcludeResetFields",
"Whether to exclude/include reset-fields when resetting form",
FALSE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
}
EvLinkAction *
@ -474,6 +542,17 @@ ev_link_action_new_layers_state (GList *show_list,
NULL));
}
EvLinkAction *
ev_link_action_new_reset_form (GList *reset_fields,
gboolean exclude_reset_fields)
{
return EV_LINK_ACTION (g_object_new (EV_TYPE_LINK_ACTION,
"exclude-reset-fields", exclude_reset_fields,
"reset-fields", reset_fields,
"type", EV_LINK_ACTION_TYPE_RESET_FORM,
NULL));
}
/**
* ev_link_action_equal:
* @a: a #EvLinkAction

51
libdocument/ev-link-action.h
View File

@ -47,36 +47,41 @@ typedef enum {
EV_LINK_ACTION_TYPE_EXTERNAL_URI,
EV_LINK_ACTION_TYPE_LAUNCH,
EV_LINK_ACTION_TYPE_NAMED,
EV_LINK_ACTION_TYPE_LAYERS_STATE
EV_LINK_ACTION_TYPE_LAYERS_STATE,
EV_LINK_ACTION_TYPE_RESET_FORM
/* We'll probably fill this in more as we support the other types of
* actions */
} EvLinkActionType;
GType ev_link_action_get_type (void) G_GNUC_CONST;
GType ev_link_action_get_type (void) G_GNUC_CONST;
EvLinkActionType ev_link_action_get_action_type (EvLinkAction *self);
EvLinkDest *ev_link_action_get_dest (EvLinkAction *self);
const gchar *ev_link_action_get_uri (EvLinkAction *self);
const gchar *ev_link_action_get_filename (EvLinkAction *self);
const gchar *ev_link_action_get_params (EvLinkAction *self);
const gchar *ev_link_action_get_name (EvLinkAction *self);
GList *ev_link_action_get_show_list (EvLinkAction *self);
GList *ev_link_action_get_hide_list (EvLinkAction *self);
GList *ev_link_action_get_toggle_list (EvLinkAction *self);
EvLinkActionType ev_link_action_get_action_type (EvLinkAction *self);
EvLinkDest *ev_link_action_get_dest (EvLinkAction *self);
const gchar *ev_link_action_get_uri (EvLinkAction *self);
const gchar *ev_link_action_get_filename (EvLinkAction *self);
const gchar *ev_link_action_get_params (EvLinkAction *self);
const gchar *ev_link_action_get_name (EvLinkAction *self);
GList *ev_link_action_get_show_list (EvLinkAction *self);
GList *ev_link_action_get_hide_list (EvLinkAction *self);
GList *ev_link_action_get_toggle_list (EvLinkAction *self);
GList *ev_link_action_get_reset_fields (EvLinkAction *self);
gboolean ev_link_action_get_exclude_reset_fields (EvLinkAction *self);
EvLinkAction *ev_link_action_new_dest (EvLinkDest *dest);
EvLinkAction *ev_link_action_new_remote (EvLinkDest *dest,
const gchar *filename);
EvLinkAction *ev_link_action_new_external_uri (const gchar *uri);
EvLinkAction *ev_link_action_new_launch (const gchar *filename,
const gchar *params);
EvLinkAction *ev_link_action_new_named (const gchar *name);
EvLinkAction *ev_link_action_new_layers_state (GList *show_list,
GList *hide_list,
GList *toggle_list);
EvLinkAction *ev_link_action_new_dest (EvLinkDest *dest);
EvLinkAction *ev_link_action_new_remote (EvLinkDest *dest,
const gchar *filename);
EvLinkAction *ev_link_action_new_external_uri (const gchar *uri);
EvLinkAction *ev_link_action_new_launch (const gchar *filename,
const gchar *params);
EvLinkAction *ev_link_action_new_named (const gchar *name);
EvLinkAction *ev_link_action_new_layers_state (GList *show_list,
GList *hide_list,
GList *toggle_list);
EvLinkAction *ev_link_action_new_reset_form (GList *fields,
gboolean exclude_fields);
gboolean ev_link_action_equal (EvLinkAction *a,
EvLinkAction *b);
gboolean ev_link_action_equal (EvLinkAction *a,
EvLinkAction *b);
G_END_DECLS

4
libview/ev-view.c
View File

@ -2095,6 +2095,7 @@ ev_view_handle_link (EvView *view, EvLink *link)
case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
case EV_LINK_ACTION_TYPE_LAUNCH:
case EV_LINK_ACTION_TYPE_NAMED:
case EV_LINK_ACTION_TYPE_RESET_FORM:
g_signal_emit (view, signals[SIGNAL_EXTERNAL_LINK], 0, action);
break;
}
@ -2167,6 +2168,9 @@ tip_from_link (EvView *view, EvLink *link)
case EV_LINK_ACTION_TYPE_NAMED:
msg = tip_from_action_named (action);
break;
case EV_LINK_ACTION_TYPE_RESET_FORM:
msg = g_strdup_printf (_("Reset form"));
break;
default:
if (title)
msg = g_strdup (title);

15
shell/ev-window.c
View File

@ -6867,6 +6867,18 @@ do_action_named (EvWindow *window, EvLinkAction *action)
}
}
static void
reset_form (EvWindow *window, EvLinkAction *action)
{
EvWindowPrivate *priv = GET_PRIVATE (window);
EvDocument *document = priv->document;
if (EV_IS_DOCUMENT_FORMS (document)) {
ev_document_forms_reset_form (EV_DOCUMENT_FORMS (document), action);
ev_view_reload (EV_VIEW (priv->view));
}
}
static void
view_external_link_cb (EvWindow *window, EvLinkAction *action)
{
@ -6893,6 +6905,9 @@ view_external_link_cb (EvWindow *window, EvLinkAction *action)
case EV_LINK_ACTION_TYPE_NAMED:
do_action_named (window, action);
break;
case EV_LINK_ACTION_TYPE_RESET_FORM:
reset_form (window, action);
break;
default:
g_assert_not_reached ();
}