diff options
Diffstat (limited to 'e-util/e-preview-pane.c')
| -rw-r--r-- | e-util/e-preview-pane.c | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/e-util/e-preview-pane.c b/e-util/e-preview-pane.c new file mode 100644 index 0000000000..27009ab087 --- /dev/null +++ b/e-util/e-preview-pane.c @@ -0,0 +1,322 @@ +/* + * e-preview-pane.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-preview-pane.h" + +#include <gdk/gdkkeysyms.h> + +#include "e-alert-bar.h" +#include "e-alert-dialog.h" +#include "e-alert-sink.h" + +#define E_PREVIEW_PANE_GET_PRIVATE(obj) \ + (G_TYPE_INSTANCE_GET_PRIVATE \ + ((obj), E_TYPE_PREVIEW_PANE, EPreviewPanePrivate)) + +struct _EPreviewPanePrivate { + GtkWidget *alert_bar; + GtkWidget *web_view; + GtkWidget *search_bar; +}; + +enum { + PROP_0, + PROP_SEARCH_BAR, + PROP_WEB_VIEW +}; + +enum { + SHOW_SEARCH_BAR, + LAST_SIGNAL +}; + +static guint signals[LAST_SIGNAL]; + +/* Forward Declarations */ +static void e_preview_pane_alert_sink_init + (EAlertSinkInterface *interface); + +G_DEFINE_TYPE_WITH_CODE ( + EPreviewPane, + e_preview_pane, + GTK_TYPE_VBOX, + G_IMPLEMENT_INTERFACE ( + E_TYPE_ALERT_SINK, + e_preview_pane_alert_sink_init)) + +static void +preview_pane_set_web_view (EPreviewPane *preview_pane, + EWebView *web_view) +{ + g_return_if_fail (E_IS_WEB_VIEW (web_view)); + g_return_if_fail (preview_pane->priv->web_view == NULL); + + preview_pane->priv->web_view = g_object_ref_sink (web_view); +} + +static void +preview_pane_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + switch (property_id) { + case PROP_WEB_VIEW: + preview_pane_set_web_view ( + E_PREVIEW_PANE (object), + g_value_get_object (value)); + return; + } + + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); +} + +static void +preview_pane_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + switch (property_id) { + case PROP_SEARCH_BAR: + g_value_set_object ( + value, e_preview_pane_get_search_bar ( + E_PREVIEW_PANE (object))); + return; + + case PROP_WEB_VIEW: + g_value_set_object ( + value, e_preview_pane_get_web_view ( + E_PREVIEW_PANE (object))); + return; + } + + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); +} + +static void +preview_pane_dispose (GObject *object) +{ + EPreviewPanePrivate *priv; + + priv = E_PREVIEW_PANE_GET_PRIVATE (object); + + if (priv->alert_bar != NULL) { + g_object_unref (priv->alert_bar); + priv->alert_bar = NULL; + } + + if (priv->search_bar != NULL) { + g_object_unref (priv->search_bar); + priv->search_bar = NULL; + } + + if (priv->web_view != NULL) { + g_object_unref (priv->web_view); + priv->web_view = NULL; + } + + /* Chain up to parent's dispose() method. */ + G_OBJECT_CLASS (e_preview_pane_parent_class)->dispose (object); +} + +static void +preview_pane_constructed (GObject *object) +{ + EPreviewPanePrivate *priv; + GtkWidget *widget; + + priv = E_PREVIEW_PANE_GET_PRIVATE (object); + + widget = e_alert_bar_new (); + gtk_box_pack_start (GTK_BOX (object), widget, FALSE, FALSE, 0); + priv->alert_bar = g_object_ref (widget); + /* EAlertBar controls its own visibility. */ + + widget = gtk_scrolled_window_new (NULL, NULL); + gtk_scrolled_window_set_shadow_type ( + GTK_SCROLLED_WINDOW (widget), GTK_SHADOW_IN); + gtk_box_pack_start (GTK_BOX (object), widget, TRUE, TRUE, 0); + gtk_container_add (GTK_CONTAINER (widget), priv->web_view); + gtk_widget_show (widget); + gtk_widget_show (priv->web_view); + + widget = e_search_bar_new (E_WEB_VIEW (priv->web_view)); + gtk_box_pack_start (GTK_BOX (object), widget, FALSE, FALSE, 0); + priv->search_bar = g_object_ref (widget); + gtk_widget_hide (widget); + + /* Chain up to parent's constructed() method. */ + G_OBJECT_CLASS (e_preview_pane_parent_class)->constructed (object); +} + +static void +preview_pane_show_search_bar (EPreviewPane *preview_pane) +{ + GtkWidget *search_bar; + + search_bar = preview_pane->priv->search_bar; + + if (!gtk_widget_get_visible (search_bar)) + gtk_widget_show (search_bar); +} + +static void +preview_pane_submit_alert (EAlertSink *alert_sink, + EAlert *alert) +{ + EPreviewPane *preview_pane; + EAlertBar *alert_bar; + GtkWidget *dialog; + GtkWindow *parent; + + preview_pane = E_PREVIEW_PANE (alert_sink); + alert_bar = E_ALERT_BAR (preview_pane->priv->alert_bar); + + switch (e_alert_get_message_type (alert)) { + case GTK_MESSAGE_INFO: + case GTK_MESSAGE_WARNING: + case GTK_MESSAGE_QUESTION: + case GTK_MESSAGE_ERROR: + e_alert_bar_add_alert (alert_bar, alert); + break; + + default: + parent = GTK_WINDOW (alert_sink); + dialog = e_alert_dialog_new (parent, alert); + gtk_dialog_run (GTK_DIALOG (dialog)); + gtk_widget_destroy (dialog); + break; + } +} + +static void +e_preview_pane_class_init (EPreviewPaneClass *class) +{ + GObjectClass *object_class; + GtkBindingSet *binding_set; + + g_type_class_add_private (class, sizeof (EPreviewPanePrivate)); + + object_class = G_OBJECT_CLASS (class); + object_class->set_property = preview_pane_set_property; + object_class->get_property = preview_pane_get_property; + object_class->dispose = preview_pane_dispose; + object_class->constructed = preview_pane_constructed; + + class->show_search_bar = preview_pane_show_search_bar; + + g_object_class_install_property ( + object_class, + PROP_SEARCH_BAR, + g_param_spec_object ( + "search-bar", + "Search Bar", + NULL, + E_TYPE_SEARCH_BAR, + G_PARAM_READABLE)); + + g_object_class_install_property ( + object_class, + PROP_WEB_VIEW, + g_param_spec_object ( + "web-view", + "Web View", + NULL, + E_TYPE_WEB_VIEW, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY)); + + signals[SHOW_SEARCH_BAR] = g_signal_new ( + "show-search-bar", + G_TYPE_FROM_CLASS (class), + G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, + G_STRUCT_OFFSET (EPreviewPaneClass, show_search_bar), + NULL, NULL, + g_cclosure_marshal_VOID__VOID, + G_TYPE_NONE, 0); + + binding_set = gtk_binding_set_by_class (class); + + gtk_binding_entry_add_signal ( + binding_set, GDK_KEY_f, GDK_SHIFT_MASK | GDK_CONTROL_MASK, + "show-search-bar", 0); +} + +static void +e_preview_pane_alert_sink_init (EAlertSinkInterface *interface) +{ + interface->submit_alert = preview_pane_submit_alert; +} + +static void +e_preview_pane_init (EPreviewPane *preview_pane) +{ + preview_pane->priv = E_PREVIEW_PANE_GET_PRIVATE (preview_pane); + + gtk_box_set_spacing (GTK_BOX (preview_pane), 1); +} + +GtkWidget * +e_preview_pane_new (EWebView *web_view) +{ + g_return_val_if_fail (E_IS_WEB_VIEW (web_view), NULL); + + return g_object_new ( + E_TYPE_PREVIEW_PANE, + "web-view", web_view, NULL); +} + +EWebView * +e_preview_pane_get_web_view (EPreviewPane *preview_pane) +{ + g_return_val_if_fail (E_IS_PREVIEW_PANE (preview_pane), NULL); + + return E_WEB_VIEW (preview_pane->priv->web_view); +} + +ESearchBar * +e_preview_pane_get_search_bar (EPreviewPane *preview_pane) +{ + g_return_val_if_fail (E_IS_PREVIEW_PANE (preview_pane), NULL); + + return E_SEARCH_BAR (preview_pane->priv->search_bar); +} + +void +e_preview_pane_clear_alerts (EPreviewPane *preview_pane) +{ + g_return_if_fail (E_IS_PREVIEW_PANE (preview_pane)); + + e_alert_bar_clear (E_ALERT_BAR (preview_pane->priv->alert_bar)); +} + +void +e_preview_pane_show_search_bar (EPreviewPane *preview_pane) +{ + g_return_if_fail (E_IS_PREVIEW_PANE (preview_pane)); + + g_signal_emit (preview_pane, signals[SHOW_SEARCH_BAR], 0); +} |