From 449e05f1b232fa2a1a92ae7c08c0f2b8870ac23a Mon Sep 17 00:00:00 2001 From: Srinivasa Ragavan Date: Wed, 29 Feb 2012 16:50:51 +0530 Subject: Move EAlert* and e-xml-utils to libevolution-utils. --- libevolution-utils/e-alert-dialog.c | 405 ++++++++++++++++++++++++++++++++++++ 1 file changed, 405 insertions(+) create mode 100644 libevolution-utils/e-alert-dialog.c (limited to 'libevolution-utils/e-alert-dialog.c') diff --git a/libevolution-utils/e-alert-dialog.c b/libevolution-utils/e-alert-dialog.c new file mode 100644 index 0000000000..5f426aacd0 --- /dev/null +++ b/libevolution-utils/e-alert-dialog.c @@ -0,0 +1,405 @@ +/* + * 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 + * + * + * Authors: + * Michael Zucchi + * Jonathon Jongsma + * + * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) + * Copyright (C) 2009 Intel Corporation + */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include + +#include "e-alert-dialog.h" + +#include "e-util.h" + +#define E_ALERT_DIALOG_GET_PRIVATE(obj) \ + (G_TYPE_INSTANCE_GET_PRIVATE \ + ((obj), E_TYPE_ALERT_DIALOG, EAlertDialogPrivate)) + +struct _EAlertDialogPrivate { + GtkWidget *content_area; /* not referenced */ + EAlert *alert; +}; + +enum { + PROP_0, + PROP_ALERT +}; + +G_DEFINE_TYPE ( + EAlertDialog, + e_alert_dialog, + GTK_TYPE_DIALOG) + +static void +alert_dialog_set_alert (EAlertDialog *dialog, + EAlert *alert) +{ + g_return_if_fail (E_IS_ALERT (alert)); + g_return_if_fail (dialog->priv->alert == NULL); + + dialog->priv->alert = g_object_ref (alert); +} + +static void +alert_dialog_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + switch (property_id) { + case PROP_ALERT: + alert_dialog_set_alert ( + E_ALERT_DIALOG (object), + g_value_get_object (value)); + return; + } + + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); +} + +static void +alert_dialog_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + switch (property_id) { + case PROP_ALERT: + g_value_set_object ( + value, e_alert_dialog_get_alert ( + E_ALERT_DIALOG (object))); + return; + } + + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); +} + +static void +alert_dialog_dispose (GObject *object) +{ + EAlertDialogPrivate *priv; + + priv = E_ALERT_DIALOG_GET_PRIVATE (object); + + if (priv->alert) { + g_signal_handlers_disconnect_matched ( + priv->alert, G_SIGNAL_MATCH_DATA, + 0, 0, NULL, NULL, object); + g_object_unref (priv->alert); + priv->alert = NULL; + } + + /* Chain up to parent's dispose() method. */ + G_OBJECT_CLASS (e_alert_dialog_parent_class)->dispose (object); +} + +static void +alert_dialog_constructed (GObject *object) +{ + EAlert *alert; + EAlertDialog *dialog; + GtkWidget *action_area; + GtkWidget *content_area; + GtkWidget *container; + GtkWidget *widget; + PangoAttribute *attr; + PangoAttrList *list; + GList *actions; + const gchar *primary, *secondary; + gint default_response; + gint min_width = -1, prefer_width = -1; + gint height; + + /* Chain up to parent's constructed() method. */ + G_OBJECT_CLASS (e_alert_dialog_parent_class)->constructed (object); + + dialog = E_ALERT_DIALOG (object); + alert = e_alert_dialog_get_alert (dialog); + + default_response = e_alert_get_default_response (alert); + + gtk_window_set_title (GTK_WINDOW (dialog), " "); + + action_area = gtk_dialog_get_action_area (GTK_DIALOG (dialog)); + content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog)); + + gtk_widget_ensure_style (GTK_WIDGET (dialog)); + gtk_container_set_border_width (GTK_CONTAINER (action_area), 12); + gtk_container_set_border_width (GTK_CONTAINER (content_area), 0); + + gtk_window_set_destroy_with_parent (GTK_WINDOW (dialog), TRUE); + + /* Forward EAlert::response signals to GtkDialog::response. */ + g_signal_connect_swapped ( + alert, "response", + G_CALLBACK (gtk_dialog_response), dialog); + + /* Add buttons from actions. */ + actions = e_alert_peek_actions (alert); + if (!actions) { + GtkAction *action; + + /* Make sure there is at least one action, thus the dialog can be closed. */ + action = gtk_action_new ( + "alert-response-0", _("_Dismiss"), NULL, NULL); + e_alert_add_action (alert, action, GTK_RESPONSE_CLOSE); + g_object_unref (action); + + actions = e_alert_peek_actions (alert); + } + + while (actions != NULL) { + GtkWidget *button; + gpointer data; + + /* These actions are already wired to trigger an + * EAlert::response signal when activated, which + * will in turn call to gtk_dialog_response(), + * so we can add buttons directly to the action + * area without knowing their response IDs. + * (XXX Well, kind of. See below.) */ + + button = gtk_button_new (); + + gtk_widget_set_can_default (button, TRUE); + + gtk_activatable_set_related_action ( + GTK_ACTIVATABLE (button), + GTK_ACTION (actions->data)); + + gtk_box_pack_end ( + GTK_BOX (action_area), + button, FALSE, FALSE, 0); + + /* This is set in e_alert_add_action(). */ + data = g_object_get_data ( + actions->data, "e-alert-response-id"); + + /* Normally GtkDialog sets the initial focus widget to + * the button corresponding to the default response, but + * because the buttons are not directly tied to response + * IDs, we have set both the default widget and the + * initial focus widget ourselves. */ + if (GPOINTER_TO_INT (data) == default_response) { + gtk_widget_grab_default (button); + gtk_widget_grab_focus (button); + } + + actions = g_list_next (actions); + } + + widget = gtk_hbox_new (FALSE, 12); + gtk_container_set_border_width (GTK_CONTAINER (widget), 12); + gtk_box_pack_start (GTK_BOX (content_area), widget, FALSE, FALSE, 0); + gtk_widget_show (widget); + + container = widget; + + widget = e_alert_create_image (alert, GTK_ICON_SIZE_DIALOG); + gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.0); + gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0); + gtk_widget_show (widget); + + widget = gtk_vbox_new (FALSE, 12); + gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0); + dialog->priv->content_area = widget; + gtk_widget_show (widget); + + container = widget; + + primary = e_alert_get_primary_text (alert); + secondary = e_alert_get_secondary_text (alert); + + list = pango_attr_list_new (); + attr = pango_attr_scale_new (PANGO_SCALE_LARGE); + pango_attr_list_insert (list, attr); + attr = pango_attr_weight_new (PANGO_WEIGHT_BOLD); + pango_attr_list_insert (list, attr); + + widget = gtk_label_new (primary); + gtk_label_set_attributes (GTK_LABEL (widget), list); + gtk_label_set_line_wrap (GTK_LABEL (widget), TRUE); + gtk_label_set_selectable (GTK_LABEL (widget), TRUE); + gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.0); + gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0); + gtk_widget_set_can_focus (widget, FALSE); + gtk_widget_show (widget); + + widget = gtk_label_new (secondary); + gtk_label_set_line_wrap (GTK_LABEL (widget), TRUE); + gtk_label_set_selectable (GTK_LABEL (widget), TRUE); + gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.0); + gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0); + gtk_widget_set_can_focus (widget, FALSE); + gtk_widget_show (widget); + + widget = GTK_WIDGET (dialog); + + height = gtk_widget_get_allocated_height (widget); + gtk_widget_get_preferred_width_for_height ( + widget, height, &min_width, &prefer_width); + if (min_width < prefer_width) + gtk_window_set_default_size ( + GTK_WINDOW (dialog), MIN ( + (min_width + prefer_width) / 2, + min_width * 5 / 4), -1); + + pango_attr_list_unref (list); +} + +static void +e_alert_dialog_class_init (EAlertDialogClass *class) +{ + GObjectClass *object_class; + + g_type_class_add_private (class, sizeof (EAlertDialogPrivate)); + + object_class = G_OBJECT_CLASS (class); + object_class->set_property = alert_dialog_set_property; + object_class->get_property = alert_dialog_get_property; + object_class->dispose = alert_dialog_dispose; + object_class->constructed = alert_dialog_constructed; + + g_object_class_install_property ( + object_class, + PROP_ALERT, + g_param_spec_object ( + "alert", + "Alert", + "Alert to be displayed", + E_TYPE_ALERT, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY | + G_PARAM_STATIC_STRINGS)); +} + +static void +e_alert_dialog_init (EAlertDialog *dialog) +{ + dialog->priv = E_ALERT_DIALOG_GET_PRIVATE (dialog); +} + +GtkWidget * +e_alert_dialog_new (GtkWindow *parent, + EAlert *alert) +{ + g_return_val_if_fail (E_IS_ALERT (alert), NULL); + + return g_object_new ( + E_TYPE_ALERT_DIALOG, + "alert", alert, "transient-for", parent, NULL); +} + +GtkWidget * +e_alert_dialog_new_for_args (GtkWindow *parent, + const gchar *tag, + ...) +{ + GtkWidget *dialog; + EAlert *alert; + va_list ap; + + g_return_val_if_fail (tag != NULL, NULL); + + va_start (ap, tag); + alert = e_alert_new_valist (tag, ap); + va_end (ap); + + dialog = e_alert_dialog_new (parent, alert); + + g_object_unref (alert); + + return dialog; +} + +gint +e_alert_run_dialog (GtkWindow *parent, + EAlert *alert) +{ + GtkWidget *dialog; + gint response; + + g_return_val_if_fail (E_IS_ALERT (alert), 0); + + dialog = e_alert_dialog_new (parent, alert); + response = gtk_dialog_run (GTK_DIALOG (dialog)); + gtk_widget_destroy (dialog); + + return response; +} + +gint +e_alert_run_dialog_for_args (GtkWindow *parent, + const gchar *tag, + ...) +{ + EAlert *alert; + gint response; + va_list ap; + + g_return_val_if_fail (tag != NULL, 0); + + va_start (ap, tag); + alert = e_alert_new_valist (tag, ap); + va_end (ap); + + response = e_alert_run_dialog (parent, alert); + + g_object_unref (alert); + + return response; +} + +/** + * e_alert_dialog_get_alert: + * @dialog: an #EAlertDialog + * + * Returns the #EAlert associated with @dialog. + * + * Returns: the #EAlert associated with @dialog + **/ +EAlert * +e_alert_dialog_get_alert (EAlertDialog *dialog) +{ + g_return_val_if_fail (E_IS_ALERT_DIALOG (dialog), NULL); + + return dialog->priv->alert; +} + +/** + * e_alert_dialog_get_content_area: + * @dialog: an #EAlertDialog + * + * Returns the vertical box containing the primary and secondary labels. + * Use this to pack additional widgets into the dialog with the proper + * horizontal alignment (maintaining the left margin below the image). + * + * Returns: the content area #GtkBox + **/ +GtkWidget * +e_alert_dialog_get_content_area (EAlertDialog *dialog) +{ + g_return_val_if_fail (E_IS_ALERT_DIALOG (dialog), NULL); + + return dialog->priv->content_area; +} -- cgit v1.2.3