mq_web_view_normal_scheme_methods: Implement

2 files changed, 770 insertions, 0 deletions

diff --git a/src/web-view-schemes/local.mk b/src/web-view-schemes/local.mk
new file mode 100644
index 0000000..879ee6f
--- /dev/null
+++ b/src/web-view-schemes/local.mk
@@ -0,0 +1,2 @@
+marquee_SOURCES += \
+	%reldir%/normal.c
diff --git a/src/web-view-schemes/normal.c b/src/web-view-schemes/normal.c
new file mode 100644
index 0000000..3a0ccf2
--- /dev/null
+++ b/src/web-view-schemes/normal.c
@@ -0,0 +1,768 @@
+/*
+ * Web view members and methods for normal schemes (http, https, file, about)
+ *
+ * Copyright (C) 2017  Patrick McDermott
+ *
+ * This file is part of Marquee.
+ *
+ * Marquee is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Marquee 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Marquee.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "schemes.h"
+
+#include <string.h>
+
+#include <glib.h>
+#include <webkit2/webkit2.h>
+
+#include "../application.h"
+#include "../config.h"
+#include "../notebook.h"
+#include "../tab-page.h"
+#include "../web-view.h"
+
+static gchar *
+rewrite_uri(MqWebViewScheme G_GNUC_UNUSED *scheme, const gchar *uri)
+{
+	if (g_str_has_prefix(uri, "about:")) {
+		return g_strconcat("mq-about:", uri + strlen("about:"), NULL);
+	} else {
+		return g_strdup(uri);
+	}
+}
+
+static gchar *
+display_uri(MqWebViewScheme G_GNUC_UNUSED *scheme, const gchar *uri)
+{
+	if (g_str_has_prefix(uri, "mq-about:")) {
+		return g_strconcat("about:", uri + strlen("mq-about:"), NULL);
+	} else {
+		return g_strdup(uri);
+	}
+}
+
+#define WKCMA(ACTION) \
+	WEBKIT_CONTEXT_MENU_ACTION_##ACTION
+
+static void
+menu_open_link_activate_cb(GtkAction G_GNUC_UNUSED *action, MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	mq_web_view_load_uri(web_view, webkit_hit_test_result_get_link_uri(
+			scheme->hit_test_result));
+}
+
+static void
+menu_open_link_tab_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	mq_notebook_insert_child(
+		MQ_NOTEBOOK(gtk_widget_get_parent(GTK_WIDGET(
+					mq_web_view_get_tab_page(web_view)))),
+		webkit_hit_test_result_get_link_uri(scheme->hit_test_result),
+		mq_web_view_get_tab_page(web_view),
+		!mq_config_get_boolean(mq_web_view_get_config(web_view),
+			"tabs.background"));
+}
+
+static void
+menu_open_link_win_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	const gchar *uris[2] = {
+		webkit_hit_test_result_get_link_uri(mq_web_view_get_scheme(
+				web_view)->normal.hit_test_result),
+		NULL
+	};
+	mq_application_add_window(
+		mq_tab_page_get_application(mq_web_view_get_tab_page(web_view)),
+		uris);
+}
+
+static void
+menu_open_image_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	mq_web_view_load_uri(web_view, webkit_hit_test_result_get_image_uri(
+			scheme->hit_test_result));
+}
+
+static void
+menu_open_image_tab_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	mq_notebook_insert_child(
+		MQ_NOTEBOOK(gtk_widget_get_parent(GTK_WIDGET(
+					mq_web_view_get_tab_page(web_view)))),
+		webkit_hit_test_result_get_image_uri(scheme->hit_test_result),
+		mq_web_view_get_tab_page(web_view),
+		!mq_config_get_boolean(mq_web_view_get_config(web_view),
+			"tabs.background"));
+}
+
+static void
+menu_open_image_win_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	const gchar *uris[2] = {
+		webkit_hit_test_result_get_image_uri(mq_web_view_get_scheme(
+				web_view)->normal.hit_test_result),
+		NULL
+	};
+	mq_application_add_window(
+		mq_tab_page_get_application(mq_web_view_get_tab_page(web_view)),
+		uris);
+}
+
+static void
+menu_open_video_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	mq_web_view_load_uri(web_view, webkit_hit_test_result_get_media_uri(
+			scheme->hit_test_result));
+}
+
+static void
+menu_open_video_tab_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	mq_notebook_insert_child(
+		MQ_NOTEBOOK(gtk_widget_get_parent(GTK_WIDGET(
+					mq_web_view_get_tab_page(web_view)))),
+		webkit_hit_test_result_get_media_uri(scheme->hit_test_result),
+		mq_web_view_get_tab_page(web_view),
+		!mq_config_get_boolean(mq_web_view_get_config(web_view),
+			"tabs.background"));
+}
+
+static void
+menu_open_video_win_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	const gchar *uris[2] = {
+		webkit_hit_test_result_get_media_uri(mq_web_view_get_scheme(
+				web_view)->normal.hit_test_result),
+		NULL
+	};
+	mq_application_add_window(
+		mq_tab_page_get_application(mq_web_view_get_tab_page(web_view)),
+		uris);
+}
+
+static void
+menu_open_audio_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	mq_web_view_load_uri(web_view, webkit_hit_test_result_get_media_uri(
+			scheme->hit_test_result));
+}
+
+static void
+menu_open_audio_tab_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	mq_notebook_insert_child(
+		MQ_NOTEBOOK(gtk_widget_get_parent(GTK_WIDGET(
+					mq_web_view_get_tab_page(web_view)))),
+		webkit_hit_test_result_get_media_uri(scheme->hit_test_result),
+		mq_web_view_get_tab_page(web_view),
+		!mq_config_get_boolean(mq_web_view_get_config(web_view),
+			"tabs.background"));
+}
+
+static void
+menu_open_audio_win_activate_cb(GtkAction G_GNUC_UNUSED *action,
+	MqWebView *web_view)
+{
+	const gchar *uris[2] = {
+		webkit_hit_test_result_get_media_uri(mq_web_view_get_scheme(
+				web_view)->normal.hit_test_result),
+		NULL
+	};
+	mq_application_add_window(
+		mq_tab_page_get_application(mq_web_view_get_tab_page(web_view)),
+		uris);
+}
+
+#define ITEM_DECLS \
+	GtkAction             *action; \
+	WebKitContextMenuItem *menu_item;
+#define ITEM_DECLS_NO_CUSTOM \
+	WebKitContextMenuItem *menu_item;
+#define NEW_CUSTOM_ITEM(NAME, LABEL) \
+	G_STMT_START { \
+		/* Don't blame me; blame WebKitGTK+ for using GtkAction. */ \
+		G_GNUC_BEGIN_IGNORE_DEPRECATIONS \
+		action = gtk_action_new(#NAME, (LABEL), NULL, NULL); \
+		G_GNUC_END_IGNORE_DEPRECATIONS \
+		g_signal_connect(action, "activate", \
+			G_CALLBACK(menu_##NAME##_activate_cb), web_view); \
+		menu_item = webkit_context_menu_item_new(action); \
+		webkit_context_menu_append(context_menu, menu_item); \
+	} G_STMT_END
+#define NEW_STOCK_ITEM(STOCK) \
+	G_STMT_START { \
+		menu_item = webkit_context_menu_item_new_from_stock_action( \
+			WEBKIT_CONTEXT_MENU_ACTION_##STOCK); \
+		webkit_context_menu_append(context_menu, menu_item); \
+	} G_STMT_END
+#define NEW_SEPARATOR_ITEM() \
+	G_STMT_START { \
+		webkit_context_menu_append(context_menu, \
+			webkit_context_menu_item_new_separator()); \
+	} G_STMT_END
+#define RESTORE_ITEMS(ITEMS) \
+	G_STMT_START { \
+		for (; ITEMS; ITEMS = ITEMS->next) { \
+			webkit_context_menu_append(context_menu, ITEMS->data); \
+			g_object_unref(ITEMS->data); \
+		} \
+	} G_STMT_END
+
+static void
+context_menu_link_cb(WebKitContextMenu *context_menu, MqWebView *web_view)
+{
+	ITEM_DECLS
+
+	NEW_CUSTOM_ITEM(open_link,     "_Open Link");
+	NEW_CUSTOM_ITEM(open_link_tab, "Open Link in New _Tab");
+	NEW_CUSTOM_ITEM(open_link_win, "Open Link in New _Window");
+	NEW_SEPARATOR_ITEM();                    /* --- */
+	NEW_STOCK_ITEM(DOWNLOAD_LINK_TO_DISK);   /* _Download Linked File */
+	NEW_STOCK_ITEM(COPY_LINK_TO_CLIPBOARD);  /* Copy Link Loc_ation */
+}
+
+static void
+context_menu_image_cb(WebKitContextMenu *context_menu, MqWebView *web_view)
+{
+	ITEM_DECLS
+
+	NEW_CUSTOM_ITEM(open_image,     "Open _Image");
+	NEW_CUSTOM_ITEM(open_image_tab, "Open Image in New Tab");
+	NEW_CUSTOM_ITEM(open_image_win, "Open Image in New Window");
+	NEW_SEPARATOR_ITEM();                         /* --- */
+	NEW_STOCK_ITEM(DOWNLOAD_IMAGE_TO_DISK);       /* Sa_ve Image As */
+	NEW_STOCK_ITEM(COPY_IMAGE_TO_CLIPBOARD);      /* Cop_y Image */
+	NEW_STOCK_ITEM(COPY_IMAGE_URL_TO_CLIPBOARD);  /* Copy Image _Address */
+}
+
+static void
+context_menu_media_cb(WebKitContextMenu *context_menu, GList *media_ctrl_items,
+	GList *media_toggle_items, gboolean is_video, MqWebView *web_view)
+{
+	ITEM_DECLS
+
+	/* _Play/_Pause, _Mute */
+	RESTORE_ITEMS(media_ctrl_items);
+	/* _Toggle Media Controls, Toggle Media _Loop Playback, Switch Video to
+	 * _Fullscreen */
+	RESTORE_ITEMS(media_toggle_items);
+	NEW_SEPARATOR_ITEM();  /* --- */
+	if (is_video) {
+		NEW_CUSTOM_ITEM(open_video,     "_Open Video");
+		NEW_CUSTOM_ITEM(open_video_tab, "Open Video in New Tab");
+		NEW_CUSTOM_ITEM(open_video_win, "Open Video in New Window");
+		NEW_SEPARATOR_ITEM();  /* --- */
+		NEW_STOCK_ITEM(DOWNLOAD_VIDEO_TO_DISK);  /* Download _Video */
+		/* Cop_y Video Link Location */
+		NEW_STOCK_ITEM(COPY_VIDEO_LINK_TO_CLIPBOARD);
+	} else {
+		NEW_CUSTOM_ITEM(open_audio,     "_Open Audio");
+		NEW_CUSTOM_ITEM(open_audio_tab, "Open Audio in New Tab");
+		NEW_CUSTOM_ITEM(open_audio_win, "Open Audio in New Window");
+		NEW_SEPARATOR_ITEM();  /* --- */
+		NEW_STOCK_ITEM(DOWNLOAD_AUDIO_TO_DISK);  /* Download _Audio */
+		/* Cop_y Audio Link Location */
+		NEW_STOCK_ITEM(COPY_AUDIO_LINK_TO_CLIPBOARD);
+	}
+}
+
+static void
+context_menu_editable_cb(WebKitContextMenu *context_menu,
+	GList *spell_repl_items, GList *spell_ctrl_items, GList *edit_items,
+	GList *input_items, MqWebView G_GNUC_UNUSED *web_view)
+{
+	ITEM_DECLS_NO_CUSTOM
+
+	RESTORE_ITEMS(spell_repl_items); /* Spelling suggestions */
+	NEW_SEPARATOR_ITEM();            /* --- */
+	RESTORE_ITEMS(spell_ctrl_items); /* _Ignore Spelling, _Learn Spelling */
+	NEW_SEPARATOR_ITEM();            /* --- */
+	RESTORE_ITEMS(edit_items);       /* Cu_t, _Copy, _Paste, _Delete */
+	NEW_SEPARATOR_ITEM();            /* --- */
+	NEW_STOCK_ITEM(SELECT_ALL);      /* Select _All */
+	NEW_SEPARATOR_ITEM();            /* --- */
+	RESTORE_ITEMS(input_items);      /* _Insert Unicode Character */
+}
+static void
+context_menu_document_cb(WebKitContextMenu *context_menu, GList *nav_items,
+	MqWebView G_GNUC_UNUSED *web_view)
+{
+	ITEM_DECLS_NO_CUSTOM
+
+	RESTORE_ITEMS(nav_items);    /* _Back, _Forward, _Stop, _Reload */
+	NEW_SEPARATOR_ITEM();        /* --- */
+	NEW_STOCK_ITEM(SELECT_ALL);  /* Select _All */
+	NEW_SEPARATOR_ITEM();        /* --- */
+	/* View Page Source */
+}
+
+#define PRESERVE_ITEM(ITEMS) \
+	G_STMT_START { \
+		g_object_ref(items->data); \
+		ITEMS = g_list_prepend(ITEMS, items->data); \
+	} G_STMT_END
+
+static gboolean
+context_menu(MqWebView *web_view, MqWebViewScheme G_GNUC_UNUSED *scheme,
+	WebKitContextMenu *context_menu, GdkEvent G_GNUC_UNUSED *event,
+	WebKitHitTestResult *hit_test_result)
+{
+	GList                      *items;
+	GList                      *nav_items;
+	GList                      *edit_items;
+	GList                      *input_items;
+	GList                      *spell_repl_items;
+	GList                      *spell_ctrl_items;
+	GList                      *media_ctrl_items;
+	GList                      *media_toggle_items;
+	gboolean                    is_selection;
+	gboolean                    is_video;
+	WebKitContextMenuAction     stock_action;
+	WebKitHitTestResultContext  context;
+	gboolean                    context_handled;
+	WebKitContextMenuItem      *menu_item;
+
+	/* Get more hints about the context, since WebKit doesn't describe
+	 * context very well in hit test results.  Also, preserve menu items
+	 * that aren't easy to reproduce (e.g. the Unicode menu and spelling
+	 * guesses). */
+	items = webkit_context_menu_get_items(context_menu);
+	nav_items          = NULL;
+	edit_items         = NULL;
+	input_items        = NULL;
+	spell_repl_items   = NULL;
+	spell_ctrl_items   = NULL;
+	media_ctrl_items   = NULL;
+	media_toggle_items = NULL;
+	is_selection = FALSE;
+	is_video = FALSE;
+	for (; items; items = items->next) {
+		stock_action = webkit_context_menu_item_get_stock_action(
+			items->data);
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wswitch"
+		switch (stock_action) {
+			case WKCMA(GO_BACK):
+			case WKCMA(GO_FORWARD):
+			case WKCMA(STOP):
+			case WKCMA(RELOAD):
+				PRESERVE_ITEM(nav_items);
+				break;
+			case WKCMA(COPY):
+				PRESERVE_ITEM(edit_items);
+				is_selection = TRUE;
+				break;
+			case WKCMA(CUT):
+			case WKCMA(PASTE):
+			case WKCMA(DELETE):
+				PRESERVE_ITEM(edit_items);
+				break;
+			case WKCMA(INPUT_METHODS):
+			case WKCMA(UNICODE):
+				PRESERVE_ITEM(input_items);
+				break;
+			case WKCMA(SPELLING_GUESS):
+			case WKCMA(NO_GUESSES_FOUND):
+				PRESERVE_ITEM(spell_repl_items);
+				break;
+			case WKCMA(IGNORE_SPELLING):
+			case WKCMA(LEARN_SPELLING):
+			case WKCMA(IGNORE_GRAMMAR):
+				PRESERVE_ITEM(spell_ctrl_items);
+				break;
+			case WKCMA(OPEN_VIDEO_IN_NEW_WINDOW):
+			case WKCMA(COPY_VIDEO_LINK_TO_CLIPBOARD):
+			case WKCMA(DOWNLOAD_VIDEO_TO_DISK):
+				is_video = TRUE;
+				break;
+			case WKCMA(OPEN_AUDIO_IN_NEW_WINDOW):
+			case WKCMA(COPY_AUDIO_LINK_TO_CLIPBOARD):
+			case WKCMA(DOWNLOAD_AUDIO_TO_DISK):
+				is_video = FALSE;
+				break;
+			case WKCMA(TOGGLE_MEDIA_CONTROLS):
+			case WKCMA(TOGGLE_MEDIA_LOOP):
+			case WKCMA(ENTER_VIDEO_FULLSCREEN):
+				PRESERVE_ITEM(media_toggle_items);
+				break;
+			case WKCMA(MEDIA_PLAY):
+			case WKCMA(MEDIA_PAUSE):
+			case WKCMA(MEDIA_MUTE):
+				PRESERVE_ITEM(media_ctrl_items);
+				break;
+		}
+#pragma GCC diagnostic pop
+	}
+	nav_items          = g_list_reverse(nav_items);
+	edit_items         = g_list_reverse(edit_items);
+	input_items        = g_list_reverse(input_items);
+	spell_repl_items   = g_list_reverse(spell_repl_items);
+	spell_ctrl_items   = g_list_reverse(spell_ctrl_items);
+	media_ctrl_items   = g_list_reverse(media_ctrl_items);
+	media_toggle_items = g_list_reverse(media_toggle_items);
+
+	/* Clear the menu. */
+	webkit_context_menu_remove_all(context_menu);
+
+	/* Get the reported context (which isn't very descriptive) and save the
+	 * hit test result for use by action callbacks. */
+	context = webkit_hit_test_result_get_context(hit_test_result);
+	if (scheme->normal.hit_test_result) {
+		g_object_unref(scheme->normal.hit_test_result);
+	}
+	scheme->normal.hit_test_result = hit_test_result;
+	g_object_ref(scheme->normal.hit_test_result);
+	context_handled = FALSE;
+
+	/* Build the context menu. */
+	if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK) {
+		context_menu_link_cb(context_menu, web_view);
+		context_handled = TRUE;
+	}
+	if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE) {
+		if (context_handled) {
+			NEW_SEPARATOR_ITEM();
+		}
+		context_menu_image_cb(context_menu, web_view);
+		context_handled = TRUE;
+	}
+	if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA) {
+		context_menu_media_cb(context_menu, media_ctrl_items,
+			media_toggle_items, is_video, web_view);
+		context_handled = TRUE;
+	}
+	if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE) {
+		context_menu_editable_cb(context_menu, spell_repl_items,
+			spell_ctrl_items, edit_items, input_items, web_view);
+		context_handled = TRUE;
+	}
+	if (!context_handled &&
+			context & WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT) {
+		if (is_selection) {
+			RESTORE_ITEMS(edit_items);  /* _Copy */
+			context_handled = TRUE;
+		} else {
+			context_menu_document_cb(context_menu, nav_items,
+				web_view);
+			context_handled = TRUE;
+		}
+	}
+	if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT) {
+		if (context_handled) {
+			NEW_SEPARATOR_ITEM();
+		}
+		NEW_STOCK_ITEM(INSPECT_ELEMENT);  /* Inspect Element */
+	}
+
+	/* Propagate the event further and show the context menu. */
+	return FALSE;
+}
+
+static void
+save_html_replace_cb(GFile *file, GAsyncResult *result, guchar *data)
+{
+	g_file_replace_contents_finish(file, result, NULL, NULL);
+	/* TODO: Error handling? */
+	g_free(data);
+}
+
+static void
+save_html_get_data_cb(WebKitWebResource *resource, GAsyncResult *result,
+	MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+	guchar                *data;
+	gsize                  length;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	data = webkit_web_resource_get_data_finish(resource, result, &length,
+		NULL);  /* TODO: Error handling? */
+	g_file_replace_contents_async(scheme->save_file,
+		(gchar *) data, length,
+		NULL, FALSE, G_FILE_CREATE_REPLACE_DESTINATION, NULL,
+		(GAsyncReadyCallback) save_html_replace_cb, data);
+}
+
+static void
+save_mhtml_cb(WebKitWebView *web_view, GAsyncResult *result)
+{
+	webkit_web_view_save_to_file_finish(web_view, result, NULL);
+}
+
+static gchar *
+get_extension(gchar *filename)
+{
+	gchar *extension;
+
+	extension = strrchr(filename, '.');
+	if (extension) {
+		return extension;
+	} else {
+		return filename + strlen(filename);
+	}
+}
+
+static gboolean
+extension_is_html(const gchar *extension)
+{
+	return
+		extension[0] == '.' &&
+		extension[1] == 'h' &&
+		extension[2] == 't' &&
+		extension[3] == 'm' &&
+		(extension[4] == '\0' ||
+			(extension[4] == 'l' &&
+				extension[5] == '\0'));
+}
+
+static gboolean
+extension_is_mhtml(const gchar *extension)
+{
+	return
+		extension[0] == '.' &&
+		extension[1] == 'm' &&
+		extension[2] == 'h' &&
+		extension[3] == 't' &&
+		(extension[4] == '\0' ||
+			(extension[4] == 'm' &&
+				(extension[5] == '\0' ||
+					(extension[5] == 'l' &&
+						extension[6] == '\0'))));
+}
+
+static void
+save_html(MqWebView *web_view, GFile *file)
+{
+	mq_web_view_get_scheme(web_view)->normal.save_file = file;
+	webkit_web_resource_get_data(
+		webkit_web_view_get_main_resource(WEBKIT_WEB_VIEW(web_view)),
+		NULL, (GAsyncReadyCallback) save_html_get_data_cb, web_view);
+}
+
+static void
+save_mhtml(MqWebView *web_view, GFile *file)
+{
+	webkit_web_view_save_to_file(WEBKIT_WEB_VIEW(web_view), file,
+		WEBKIT_SAVE_MODE_MHTML, NULL,
+		(GAsyncReadyCallback) save_mhtml_cb, NULL);
+}
+
+static gchar *
+get_clean_title(MqWebView *web_view)
+{
+	const gchar *title;
+
+	title = webkit_web_view_get_title(WEBKIT_WEB_VIEW(web_view));
+	if (!title || title[0] == '\0') {
+		title = mq_web_view_get_uri(web_view);
+	}
+	if (!title || title[0] == '\0') {
+		title = "page";
+	}
+	return g_strdelimit(g_strdup(title),
+#ifdef G_OS_WIN32
+		"/\\:*\"?<>|",
+#else
+		"/",
+#endif
+		'_');
+}
+
+static void
+save_type_changed_cb(GtkComboBox *combo_box, GtkFileChooser *chooser)
+{
+	gchar       *name;
+	gchar       *extension;
+	const gchar *active_id;
+	gchar       *new_name;
+
+	name = gtk_file_chooser_get_current_name(chooser);
+	extension = get_extension(name);
+
+	active_id = gtk_combo_box_get_active_id(combo_box);
+	if (g_strcmp0(active_id, "html") == 0) {
+		if (!extension_is_html(extension)) {
+			/* Extension is not "htm" or "html". */
+			extension[0] = '\0';  /* Remove extension. */
+			new_name = g_strconcat(name, ".html", NULL);
+			gtk_file_chooser_set_current_name(chooser, new_name);
+			g_free(new_name);
+		}
+	} else if (g_strcmp0(active_id, "mhtml") == 0) {
+		if (!extension_is_mhtml(extension)) {
+			/* Extension is not "mht", "mhtm", or "mhtml". */
+			extension[0] = '\0';  /* Remove extension. */
+			new_name = g_strconcat(name, ".mhtml", NULL);
+			gtk_file_chooser_set_current_name(chooser, new_name);
+			g_free(new_name);
+		}
+	}
+
+	g_free(name);
+}
+
+static void
+save_response_cb(GtkWidget *dialog, gint response_id, MqWebView *web_view)
+{
+	MqWebViewNormalScheme *scheme;
+	gchar                 *dir;
+	gchar                 *filename;
+	GFile                 *file;
+	gchar                 *extension;
+	const gchar           *active_id;
+
+	scheme = &mq_web_view_get_scheme(web_view)->normal;
+
+	if (response_id == GTK_RESPONSE_ACCEPT) {
+		dir = gtk_file_chooser_get_current_folder(
+			GTK_FILE_CHOOSER(dialog));
+		if (dir) {
+			mq_config_set_string(mq_web_view_get_config(web_view),
+				"directories.downloads", dir);
+			g_free(dir);
+			mq_config_save(mq_web_view_get_config(web_view));
+		}
+
+		filename = gtk_file_chooser_get_filename(
+			GTK_FILE_CHOOSER(dialog));
+		file = g_file_new_for_path(filename);
+
+		active_id = gtk_combo_box_get_active_id(
+			scheme->save_type_combo_box);
+		if (g_strcmp0(active_id, "detect") == 0) {
+			extension = get_extension(filename);
+			if (extension_is_html(extension)) {
+				save_html(web_view, file);
+			} else {
+				save_mhtml(web_view, file);
+			}
+		} else if (g_strcmp0(active_id, "html") == 0) {
+			save_html(web_view, file);
+		} else if (g_strcmp0(active_id, "mhtml") == 0) {
+			save_mhtml(web_view, file);
+		}
+
+		g_free(filename);
+	}
+
+	gtk_widget_destroy(dialog);
+}
+
+static void
+save_file(MqWebView *web_view, MqWebViewScheme *scheme)
+{
+	GtkWidget      *dialog;
+	GtkFileChooser *chooser;
+	gchar          *dir;
+	gchar          *title;
+	gchar          *filename;
+	GtkWidget      *type_combo_box;
+	GtkWidget      *type_box;
+
+	dialog = gtk_file_chooser_dialog_new("Save File",
+		GTK_WINDOW(mq_tab_page_get_window(
+				mq_web_view_get_tab_page(web_view))),
+		GTK_FILE_CHOOSER_ACTION_SAVE,
+		"_Cancel", GTK_RESPONSE_CANCEL,
+		"_Save",   GTK_RESPONSE_ACCEPT,
+		NULL);
+	chooser = GTK_FILE_CHOOSER(dialog);
+
+	gtk_file_chooser_set_do_overwrite_confirmation(chooser, TRUE);
+
+	dir = mq_config_get_string(mq_web_view_get_config(web_view),
+		"directories.downloads");
+	gtk_file_chooser_set_current_folder(chooser, dir);
+	g_free(dir);
+
+	title = get_clean_title(web_view);
+	filename = g_strconcat(title, ".mhtml", NULL);
+	g_free(title);
+	gtk_file_chooser_set_current_name(chooser, filename);
+	g_free(filename);
+
+	mq_web_view_add_html_mhtml_file_chooser_filters(chooser);
+
+	type_combo_box = gtk_combo_box_text_new();
+	gtk_combo_box_text_append(GTK_COMBO_BOX_TEXT(type_combo_box),
+		"detect", "By extension");
+	gtk_combo_box_text_append(GTK_COMBO_BOX_TEXT(type_combo_box),
+		"html", "HTML document only");
+	gtk_combo_box_text_append(GTK_COMBO_BOX_TEXT(type_combo_box),
+		"mhtml", "MHTML archive with associated resources");
+	gtk_combo_box_set_active(GTK_COMBO_BOX(type_combo_box), 0);
+	g_signal_connect(type_combo_box, "changed",
+		G_CALLBACK(save_type_changed_cb), chooser);
+	scheme->normal.save_type_combo_box = GTK_COMBO_BOX(type_combo_box);
+
+	type_box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
+	gtk_box_pack_start(GTK_BOX(type_box),
+		gtk_label_new("Save as file type:"), FALSE, FALSE, 0);
+	gtk_box_pack_start(GTK_BOX(type_box), type_combo_box, FALSE, FALSE, 0);
+	gtk_file_chooser_set_extra_widget(chooser, type_box);
+
+	g_signal_connect(dialog, "response",
+		G_CALLBACK(save_response_cb), web_view);
+	gtk_widget_show_all(dialog);
+}
+
+MqWebViewSchemeMethods mq_web_view_normal_scheme_methods = {
+	.rewrite_uri  = rewrite_uri,
+	.display_uri  = display_uri,
+	.context_menu = context_menu,
+	.save_file    = save_file,
+};