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[evolution] Add an extension to configure EWebView.

commit 7094f32df13b8ddfe0e41c746481efb6d9f750fd
Author: Matthew Barnes <mbarnes redhat com>
Date:   Mon Mar 22 12:03:46 2010 -0400

    Add an extension to configure EWebView.
    
    Make EWebView extensible and register an extension to automatically
    bind every EWebView instance to the appropriate EShellSettings.

 mail/e-mail-reader.c                  |    4 -
 modules/mail/Makefile.am              |    2 +
 modules/mail/e-mail-config-web-view.c |  100 ++++++++++++++++
 modules/mail/e-mail-config-web-view.h |   30 +++++
 modules/mail/e-mail-shell-backend.c   |   15 ---
 modules/mail/evolution-module-mail.c  |    2 +
 widgets/misc/e-web-view.c             |  211 ++++++++++++++++++++++++++-------
 widgets/misc/e-web-view.h             |    9 ++
 8 files changed, 310 insertions(+), 63 deletions(-)
---
diff --git a/mail/e-mail-reader.c b/mail/e-mail-reader.c
index 7a8d7a9..6448f5b 100644
--- a/mail/e-mail-reader.c
+++ b/mail/e-mail-reader.c
@@ -2668,10 +2668,6 @@ e_mail_reader_init (EMailReader *reader)
 
 	/* Bind properties. */
 
-	e_binding_new (
-		shell_settings, "mail-show-animated-images",
-		web_view, "animate");
-
 	action_name = "mail-caret-mode";
 	action = e_mail_reader_get_action (reader, action_name);
 
diff --git a/modules/mail/Makefile.am b/modules/mail/Makefile.am
index d08a686..3238202 100644
--- a/modules/mail/Makefile.am
+++ b/modules/mail/Makefile.am
@@ -21,6 +21,8 @@ libevolution_module_mail_la_SOURCES =					\
 	e-mail-config-format-html.h					\
 	e-mail-config-hook.c						\
 	e-mail-config-hook.h						\
+	e-mail-config-web-view.c					\
+	e-mail-config-web-view.h					\
 	e-mail-event-hook.c						\
 	e-mail-event-hook.h						\
 	e-mail-junk-hook.c						\
diff --git a/modules/mail/e-mail-config-web-view.c b/modules/mail/e-mail-config-web-view.c
new file mode 100644
index 0000000..5cfb648
--- /dev/null
+++ b/modules/mail/e-mail-config-web-view.c
@@ -0,0 +1,100 @@
+/*
+ * e-mail-config-web-view.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/>
+ *
+ */
+
+#include "e-mail-config-web-view.h"
+
+#include <shell/e-shell.h>
+#include <e-util/e-binding.h>
+#include <e-util/e-extension.h>
+#include <misc/e-web-view.h>
+
+static void
+mail_config_web_view_realize (GtkWidget *widget)
+{
+	EShell *shell;
+	EShellSettings *shell_settings;
+
+	shell = e_shell_get_default ();
+	shell_settings = e_shell_get_shell_settings (shell);
+
+	e_binding_new (
+		shell_settings, "mail-show-animated-images",
+		widget, "animate");
+
+	e_binding_new (
+		shell_settings, "composer-inline-spelling",
+		widget, "inline-spelling");
+
+	e_binding_new (
+		shell_settings, "composer-magic-links",
+		widget, "magic-links");
+
+	e_binding_new (
+		shell_settings, "composer-magic-smileys",
+		widget, "magic-smileys");
+}
+
+static void
+mail_config_web_view_constructed (GObject *object)
+{
+	EExtension *extension;
+	EExtensible *extensible;
+
+	extension = E_EXTENSION (object);
+	extensible = e_extension_get_extensible (extension);
+
+	/* Wait to bind shell settings until the EWebView is realized
+	 * so GtkhtmlEditor has a chance to install a GtkHTMLEditorAPI.
+	 * Otherwise our settings will have no effect. */
+
+	g_signal_connect (
+		extensible, "realize",
+		G_CALLBACK (mail_config_web_view_realize), NULL);
+}
+
+static void
+mail_config_web_view_class_init (EExtensionClass *class)
+{
+	GObjectClass *object_class;
+
+	object_class = G_OBJECT_CLASS (class);
+	object_class->constructed = mail_config_web_view_constructed;
+
+	class->extensible_type = E_TYPE_WEB_VIEW;
+}
+
+void
+e_mail_config_web_view_register_type (GTypeModule *type_module)
+{
+	static const GTypeInfo type_info = {
+		sizeof (EExtensionClass),
+		(GBaseInitFunc) NULL,
+		(GBaseFinalizeFunc) NULL,
+		(GClassInitFunc) mail_config_web_view_class_init,
+		(GClassFinalizeFunc) NULL,
+		NULL,  /* class_data */
+		sizeof (EExtension),
+		0,     /* n_preallocs */
+		(GInstanceInitFunc) NULL,
+		NULL   /* value_table */
+	};
+
+	g_type_module_register_type (
+		type_module, E_TYPE_EXTENSION,
+		"EMailConfigWebView", &type_info, 0);
+}
diff --git a/modules/mail/e-mail-config-web-view.h b/modules/mail/e-mail-config-web-view.h
new file mode 100644
index 0000000..c2a8758
--- /dev/null
+++ b/modules/mail/e-mail-config-web-view.h
@@ -0,0 +1,30 @@
+/*
+ * e-mail-config-web-view.h
+ *
+ * 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/>
+ *
+ */
+
+#ifndef E_MAIL_CONFIG_WEB_VIEW_H
+#define E_MAIL_CONFIG_WEB_VIEW_H
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+void e_mail_config_web_view_register_type (GTypeModule *type_module);
+
+G_END_DECLS
+
+#endif /* E_MAIL_CONFIG_WEB_VIEW_H */
diff --git a/modules/mail/e-mail-shell-backend.c b/modules/mail/e-mail-shell-backend.c
index de8d4f4..00b4a78 100644
--- a/modules/mail/e-mail-shell-backend.c
+++ b/modules/mail/e-mail-shell-backend.c
@@ -408,28 +408,13 @@ mail_shell_backend_window_created_cb (EShell *shell,
                                       GtkWindow *window,
                                       EShellBackend *shell_backend)
 {
-	EShellSettings *shell_settings;
 	static gboolean first_time = TRUE;
 	const gchar *backend_name;
 
-	shell_settings = e_shell_get_shell_settings (shell);
-
 	/* This applies to both the composer and signature editor. */
 	if (GTKHTML_IS_EDITOR (window)) {
 		GList *spell_languages;
 
-		e_binding_new (
-			shell_settings, "composer-inline-spelling",
-			window, "inline-spelling");
-
-		e_binding_new (
-			shell_settings, "composer-magic-links",
-			window, "magic-links");
-
-		e_binding_new (
-			shell_settings, "composer-magic-smileys",
-			window, "magic-smileys");
-
 		spell_languages = e_load_spell_languages ();
 		gtkhtml_editor_set_spell_languages (
 			GTKHTML_EDITOR (window), spell_languages);
diff --git a/modules/mail/evolution-module-mail.c b/modules/mail/evolution-module-mail.c
index f6661cd..9e97445 100644
--- a/modules/mail/evolution-module-mail.c
+++ b/modules/mail/evolution-module-mail.c
@@ -31,6 +31,7 @@
 #include "e-mail-shell-view.h"
 
 #include "e-mail-config-format-html.h"
+#include "e-mail-config-web-view.h"
 
 /* Module Entry Points */
 void e_module_load (GTypeModule *type_module);
@@ -54,6 +55,7 @@ e_module_load (GTypeModule *type_module)
 	e_mail_shell_view_register_type (type_module);
 
 	e_mail_config_format_html_register_type (type_module);
+	e_mail_config_web_view_register_type (type_module);
 }
 
 G_MODULE_EXPORT void
diff --git a/widgets/misc/e-web-view.c b/widgets/misc/e-web-view.c
index e9fc71d..c65f9cf 100644
--- a/widgets/misc/e-web-view.c
+++ b/widgets/misc/e-web-view.c
@@ -28,9 +28,10 @@
 #include <camel/camel-internet-address.h>
 #include <camel/camel-url.h>
 
-#include "e-util/e-util.h"
-#include "e-util/e-binding.h"
-#include "e-util/e-plugin-ui.h"
+#include <e-util/e-util.h>
+#include <e-util/e-binding.h>
+#include <e-util/e-extensible.h>
+#include <e-util/e-plugin-ui.h>
 
 #include "e-popup-action.h"
 #include "e-selectable.h"
@@ -75,6 +76,9 @@ enum {
 	PROP_DISABLE_PRINTING,
 	PROP_DISABLE_SAVE_TO_DISK,
 	PROP_EDITABLE,
+	PROP_INLINE_SPELLING,
+	PROP_MAGIC_LINKS,
+	PROP_MAGIC_SMILEYS,
 	PROP_OPEN_PROXY,
 	PROP_PASTE_TARGET_LIST,
 	PROP_PRINT_PROXY,
@@ -118,6 +122,14 @@ static const gchar *ui =
 "  </popup>"
 "</ui>";
 
+/* Forward Declarations */
+static void e_web_view_selectable_init (ESelectableInterface *interface);
+
+G_DEFINE_TYPE_WITH_CODE (
+	EWebView, e_web_view, GTK_TYPE_HTML,
+	G_IMPLEMENT_INTERFACE (E_TYPE_EXTENSIBLE, NULL)
+	G_IMPLEMENT_INTERFACE (E_TYPE_SELECTABLE, e_web_view_selectable_init))
+
 static EWebViewRequest *
 web_view_request_new (EWebView *web_view,
                       const gchar *uri,
@@ -503,6 +515,24 @@ web_view_set_property (GObject *object,
 				g_value_get_boolean (value));
 			return;
 
+		case PROP_INLINE_SPELLING:
+			e_web_view_set_inline_spelling (
+				E_WEB_VIEW (object),
+				g_value_get_boolean (value));
+			return;
+
+		case PROP_MAGIC_LINKS:
+			e_web_view_set_magic_links (
+				E_WEB_VIEW (object),
+				g_value_get_boolean (value));
+			return;
+
+		case PROP_MAGIC_SMILEYS:
+			e_web_view_set_magic_smileys (
+				E_WEB_VIEW (object),
+				g_value_get_boolean (value));
+			return;
+
 		case PROP_OPEN_PROXY:
 			e_web_view_set_open_proxy (
 				E_WEB_VIEW (object),
@@ -574,6 +604,24 @@ web_view_get_property (GObject *object,
 				E_WEB_VIEW (object)));
 			return;
 
+		case PROP_INLINE_SPELLING:
+			g_value_set_boolean (
+				value, e_web_view_get_inline_spelling (
+				E_WEB_VIEW (object)));
+			return;
+
+		case PROP_MAGIC_LINKS:
+			g_value_set_boolean (
+				value, e_web_view_get_magic_links (
+				E_WEB_VIEW (object)));
+			return;
+
+		case PROP_MAGIC_SMILEYS:
+			g_value_set_boolean (
+				value, e_web_view_get_magic_smileys (
+				E_WEB_VIEW (object)));
+			return;
+
 		case PROP_OPEN_PROXY:
 			g_value_set_object (
 				value, e_web_view_get_open_proxy (
@@ -1004,7 +1052,7 @@ web_view_selectable_select_all (ESelectable *selectable)
 }
 
 static void
-web_view_class_init (EWebViewClass *class)
+e_web_view_class_init (EWebViewClass *class)
 {
 	GObjectClass *object_class;
 	GtkWidgetClass *widget_class;
@@ -1063,7 +1111,6 @@ web_view_class_init (EWebViewClass *class)
 		PROP_COPY_TARGET_LIST,
 		"copy-target-list");
 
-#ifndef G_OS_WIN32
 	g_object_class_install_property (
 		object_class,
 		PROP_DISABLE_PRINTING,
@@ -1072,7 +1119,8 @@ web_view_class_init (EWebViewClass *class)
 			"Disable Printing",
 			NULL,
 			FALSE,
-			G_PARAM_READWRITE));
+			G_PARAM_READWRITE |
+			G_PARAM_CONSTRUCT));
 
 	g_object_class_install_property (
 		object_class,
@@ -1082,8 +1130,8 @@ web_view_class_init (EWebViewClass *class)
 			"Disable Save-to-Disk",
 			NULL,
 			FALSE,
-			G_PARAM_READWRITE));
-#endif
+			G_PARAM_READWRITE |
+			G_PARAM_CONSTRUCT));
 
 	g_object_class_install_property (
 		object_class,
@@ -1097,6 +1145,36 @@ web_view_class_init (EWebViewClass *class)
 
 	g_object_class_install_property (
 		object_class,
+		PROP_INLINE_SPELLING,
+		g_param_spec_boolean (
+			"inline-spelling",
+			"Inline Spelling",
+			NULL,
+			FALSE,
+			G_PARAM_READWRITE));
+
+	g_object_class_install_property (
+		object_class,
+		PROP_MAGIC_LINKS,
+		g_param_spec_boolean (
+			"magic-links",
+			"Magic Links",
+			NULL,
+			FALSE,
+			G_PARAM_READWRITE));
+
+	g_object_class_install_property (
+		object_class,
+		PROP_MAGIC_SMILEYS,
+		g_param_spec_boolean (
+			"magic-smileys",
+			"Magic Smileys",
+			NULL,
+			FALSE,
+			G_PARAM_READWRITE));
+
+	g_object_class_install_property (
+		object_class,
 		PROP_OPEN_PROXY,
 		g_param_spec_object (
 			"open-proxy",
@@ -1209,7 +1287,7 @@ web_view_class_init (EWebViewClass *class)
 }
 
 static void
-web_view_selectable_init (ESelectableInterface *interface)
+e_web_view_selectable_init (ESelectableInterface *interface)
 {
 	interface->update_actions = web_view_selectable_update_actions;
 	interface->cut_clipboard = web_view_selectable_cut_clipboard;
@@ -1219,7 +1297,7 @@ web_view_selectable_init (ESelectableInterface *interface)
 }
 
 static void
-web_view_init (EWebView *web_view)
+e_web_view_init (EWebView *web_view)
 {
 	GtkUIManager *ui_manager;
 	GtkActionGroup *action_group;
@@ -1335,41 +1413,8 @@ web_view_init (EWebView *web_view)
 	id = "org.gnome.evolution.webview";
 	e_plugin_ui_register_manager (ui_manager, id, web_view);
 	e_plugin_ui_enable_manager (ui_manager, id);
-}
-
-GType
-e_web_view_get_type (void)
-{
-	static GType type = 0;
-
-	if (G_UNLIKELY (type == 0)) {
-		static const GTypeInfo type_info = {
-			sizeof (EWebViewClass),
-			(GBaseInitFunc) NULL,
-			(GBaseFinalizeFunc) NULL,
-			(GClassInitFunc) web_view_class_init,
-			(GClassFinalizeFunc) NULL,
-			NULL,  /* class_data */
-			sizeof (EWebView),
-			0,     /* n_preallocs */
-			(GInstanceInitFunc) web_view_init,
-			NULL   /* value_table */
-		};
-
-		static const GInterfaceInfo selectable_info = {
-			(GInterfaceInitFunc) web_view_selectable_init,
-			(GInterfaceFinalizeFunc) NULL,
-			NULL   /* interface_data */
-		};
-
-		type = g_type_register_static (
-			GTK_TYPE_HTML, "EWebView", &type_info, 0);
-
-		g_type_add_interface_static (
-			type, E_TYPE_SELECTABLE, &selectable_info);
-	}
 
-	return type;
+	e_extensible_load_extensions (E_EXTENSIBLE (web_view));
 }
 
 GtkWidget *
@@ -1522,6 +1567,84 @@ e_web_view_set_editable (EWebView *web_view,
 	g_object_notify (G_OBJECT (web_view), "editable");
 }
 
+gboolean
+e_web_view_get_inline_spelling (EWebView *web_view)
+{
+	/* XXX This is just here to maintain symmetry
+	 *     with e_web_view_set_inline_spelling(). */
+
+	g_return_val_if_fail (E_IS_WEB_VIEW (web_view), FALSE);
+
+	return gtk_html_get_inline_spelling (GTK_HTML (web_view));
+}
+
+void
+e_web_view_set_inline_spelling (EWebView *web_view,
+                                gboolean inline_spelling)
+{
+	/* XXX GtkHTML does not utilize GObject properties as well
+	 *     as it could.  This just wraps gtk_html_set_inline_spelling()
+	 *     so we get a "notify::inline-spelling" signal. */
+
+	g_return_if_fail (E_IS_WEB_VIEW (web_view));
+
+	gtk_html_set_inline_spelling (GTK_HTML (web_view), inline_spelling);
+
+	g_object_notify (G_OBJECT (web_view), "inline-spelling");
+}
+
+gboolean
+e_web_view_get_magic_links (EWebView *web_view)
+{
+	/* XXX This is just here to maintain symmetry
+	 *     with e_web_view_set_magic_links(). */
+
+	g_return_val_if_fail (E_IS_WEB_VIEW (web_view), FALSE);
+
+	return gtk_html_get_magic_links (GTK_HTML (web_view));
+}
+
+void
+e_web_view_set_magic_links (EWebView *web_view,
+                            gboolean magic_links)
+{
+	/* XXX GtkHTML does not utilize GObject properties as well
+	 *     as it could.  This just wraps gtk_html_set_magic_links()
+	 *     so we can get a "notify::magic-links" signal. */
+
+	g_return_if_fail (E_IS_WEB_VIEW (web_view));
+
+	gtk_html_set_magic_links (GTK_HTML (web_view), magic_links);
+
+	g_object_notify (G_OBJECT (web_view), "magic-links");
+}
+
+gboolean
+e_web_view_get_magic_smileys (EWebView *web_view)
+{
+	/* XXX This is just here to maintain symmetry
+	 *     with e_web_view_set_magic_smileys(). */
+
+	g_return_val_if_fail (E_IS_WEB_VIEW (web_view), FALSE);
+
+	return gtk_html_get_magic_smileys (GTK_HTML (web_view));
+}
+
+void
+e_web_view_set_magic_smileys (EWebView *web_view,
+                              gboolean magic_smileys)
+{
+	/* XXX GtkHTML does not utilize GObject properties as well
+	 *     as it could.  This just wraps gtk_html_set_magic_smileys()
+	 *     so we can get a "notify::magic-smileys" signal. */
+
+	g_return_if_fail (E_IS_WEB_VIEW (web_view));
+
+	gtk_html_set_magic_smileys (GTK_HTML (web_view), magic_smileys);
+
+	g_object_notify (G_OBJECT (web_view), "magic-smileys");
+}
+
 const gchar *
 e_web_view_get_selected_uri (EWebView *web_view)
 {
diff --git a/widgets/misc/e-web-view.h b/widgets/misc/e-web-view.h
index 788eadb..0fea6eb 100644
--- a/widgets/misc/e-web-view.h
+++ b/widgets/misc/e-web-view.h
@@ -106,6 +106,15 @@ void		e_web_view_set_disable_save_to_disk
 gboolean	e_web_view_get_editable		(EWebView *web_view);
 void		e_web_view_set_editable		(EWebView *web_view,
 						 gboolean editable);
+gboolean	e_web_view_get_inline_spelling	(EWebView *web_view);
+void		e_web_view_set_inline_spelling	(EWebView *web_view,
+						 gboolean inline_spelling);
+gboolean	e_web_view_get_magic_links	(EWebView *web_view);
+void		e_web_view_set_magic_links	(EWebView *web_view,
+						 gboolean magic_links);
+gboolean	e_web_view_get_magic_smileys	(EWebView *web_view);
+void		e_web_view_set_magic_smileys	(EWebView *web_view,
+						 gboolean magic_smileys);
 const gchar *	e_web_view_get_selected_uri	(EWebView *web_view);
 void		e_web_view_set_selected_uri	(EWebView *web_view,
 						 const gchar *selected_uri);
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