/*
* URI entry
*
* 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 .
*/
#include "uri-entry.h"
#include
#include
#include
#include "../../i18n.h"
#include "../../web-view.h"
struct _MqUriEntry {
GtkToolItem parent_instance;
MqWebView *web_view;
GtkWidget *uri_entry;
gchar *hovered_link_uri;
PangoAttrList *hovered_link_style;
gboolean load_failed;
};
enum {
PROP_WEB_VIEW = 1,
PROP_URI,
N_PROPERTIES
};
static GParamSpec *obj_properties[N_PROPERTIES] = {NULL,};
struct _MqUriEntryClass {
GtkToolItemClass parent_class;
};
G_DEFINE_TYPE(MqUriEntry, mq_uri_entry, GTK_TYPE_TOOL_ITEM)
static void
load_changed_cb(MqWebView *web_view, WebKitLoadEvent load_event,
MqUriEntry *uri_entry)
{
const gchar *uri;
switch (load_event) {
case WEBKIT_LOAD_STARTED:
case WEBKIT_LOAD_REDIRECTED:
case WEBKIT_LOAD_COMMITTED:
uri = mq_web_view_get_uri(web_view);
gtk_entry_set_text(GTK_ENTRY(uri_entry->uri_entry), uri);
gtk_entry_set_attributes(GTK_ENTRY(uri_entry->uri_entry),
NULL);
break;
case WEBKIT_LOAD_FINISHED:
gtk_entry_set_progress_fraction(
GTK_ENTRY(uri_entry->uri_entry), 0.0);
break;
default:
g_assert_not_reached();
break;
}
}
static gboolean
load_failed_cb(WebKitWebView G_GNUC_UNUSED *web_view,
WebKitLoadEvent G_GNUC_UNUSED load_event,
gchar G_GNUC_UNUSED *failing_uri, GError G_GNUC_UNUSED *error,
MqUriEntry *uri_entry)
{
uri_entry->load_failed = TRUE;
return FALSE;
}
/* TODO: key in URI bar should reset to URI of current hovered link, if
* any, even if different from uri_entry->hovered_link_uri. */
static void
mouse_target_changed_cb(MqWebView G_GNUC_UNUSED *web_view,
WebKitHitTestResult *hit_test_result, guint G_GNUC_UNUSED modifiers,
MqUriEntry *uri_entry)
{
const gchar *uri;
uri = mq_web_view_get_uri(web_view);
if (webkit_hit_test_result_context_is_link(hit_test_result)) {
if (gtk_widget_has_focus(uri_entry->uri_entry)) {
} else if (uri_entry->hovered_link_uri &&
g_strcmp0(gtk_entry_get_text(
GTK_ENTRY(uri_entry->uri_entry)),
uri_entry->hovered_link_uri) != 0) {
/* The user has edited the hovered link URI in the URI
* bar. */
} else if (g_strcmp0(gtk_entry_get_text(
GTK_ENTRY(uri_entry->uri_entry)), uri) ==
0) {
g_free(uri_entry->hovered_link_uri);
uri_entry->hovered_link_uri = g_strdup(
webkit_hit_test_result_get_link_uri(
hit_test_result));
gtk_entry_set_text(GTK_ENTRY(uri_entry->uri_entry),
uri_entry->hovered_link_uri);
gtk_entry_set_attributes(GTK_ENTRY(uri_entry->uri_entry),
uri_entry->hovered_link_style);
} else if (gtk_entry_get_attributes(
GTK_ENTRY(uri_entry->uri_entry)) ==
uri_entry->hovered_link_style) {
/* The URI bar's text differs from the Web view's URI
* because the mouse was already targeting a different
* link. */
g_free(uri_entry->hovered_link_uri);
uri_entry->hovered_link_uri = g_strdup(
webkit_hit_test_result_get_link_uri(
hit_test_result));
gtk_entry_set_text(GTK_ENTRY(uri_entry->uri_entry),
uri_entry->hovered_link_uri);
}
} else if (gtk_entry_get_attributes(GTK_ENTRY(uri_entry->uri_entry)) ==
uri_entry->hovered_link_style) {
if (gtk_widget_has_focus(uri_entry->uri_entry)) {
} else if (g_strcmp0(gtk_entry_get_text(
GTK_ENTRY(uri_entry->uri_entry)),
uri_entry->hovered_link_uri) == 0) {
/* The user hasn't edited the hovered link URI in the
* URI bar. */
g_free(uri_entry->hovered_link_uri);
uri_entry->hovered_link_uri = NULL;
gtk_entry_set_text(GTK_ENTRY(uri_entry->uri_entry), uri);
gtk_entry_set_attributes(GTK_ENTRY(uri_entry->uri_entry),
NULL);
}
}
}
static void
load_progress_cb(WebKitWebView *web_view, GParamSpec G_GNUC_UNUSED *param_spec,
MqUriEntry *uri_entry)
{
/*
* If loading fails, the WebKitWebView's "estimated-load-progress" is
* set to 1.0 after signals like "load-changed" and "load-failed" are
* emitted. So the only way to avoid leaving behind a full progress bar
* after, for example, canceling a page load is to save a flag on a
* failed load and only update the progress bar if the flag is unset.
*/
if (uri_entry->load_failed) {
uri_entry->load_failed = FALSE;
return;
}
gtk_entry_set_progress_fraction(GTK_ENTRY(uri_entry->uri_entry),
webkit_web_view_get_estimated_load_progress(web_view));
}
static void
uri_cb(MqWebView *web_view, GParamSpec G_GNUC_UNUSED *param_spec,
MqUriEntry *uri_entry)
{
const gchar *uri;
uri = mq_web_view_get_uri(web_view);
gtk_entry_set_text(GTK_ENTRY(uri_entry->uri_entry), uri);
gtk_entry_set_attributes(GTK_ENTRY(uri_entry->uri_entry), NULL);
}
static void
uri_activate_cb(GtkEntry *entry, MqUriEntry *uri_entry)
{
const gchar *uri;
uri = gtk_entry_get_text(GTK_ENTRY(entry));
mq_web_view_load_uri(uri_entry->web_view, uri);
mq_web_view_grab_focus(uri_entry->web_view);
}
static void
set_uri(MqUriEntry *uri_entry, const gchar *uri)
{
if (uri) {
gtk_entry_set_text(GTK_ENTRY(uri_entry->uri_entry), uri);
}
}
static void
set_web_view(MqUriEntry *uri_entry, MqWebView *web_view)
{
uri_entry->web_view = web_view;
g_signal_connect(web_view, "load-changed",
G_CALLBACK(load_changed_cb), uri_entry);
g_signal_connect(web_view, "load-failed",
G_CALLBACK(load_failed_cb), uri_entry);
g_signal_connect(web_view, "mouse-target-changed",
G_CALLBACK(mouse_target_changed_cb), uri_entry);
g_signal_connect(web_view, "notify::estimated-load-progress",
G_CALLBACK(load_progress_cb), uri_entry);
g_signal_connect(web_view, "notify::display-uri",
G_CALLBACK(uri_cb), uri_entry);
}
static void
get_property(GObject *object, guint property_id, GValue *value,
GParamSpec *param_spec)
{
switch (property_id) {
case PROP_URI:
g_value_set_string(value, NULL);
break;
case PROP_WEB_VIEW:
g_value_set_object(value, NULL);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id,
param_spec);
break;
}
}
static void
set_property(GObject *object, guint property_id, const GValue *value,
GParamSpec *param_spec)
{
MqUriEntry *uri_entry;
uri_entry = MQ_URI_ENTRY(object);
switch (property_id) {
case PROP_URI:
set_uri(uri_entry, g_value_get_string(value));
break;
case PROP_WEB_VIEW:
set_web_view(uri_entry, g_value_get_object(value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id,
param_spec);
break;
}
}
static void
mq_uri_entry_class_init(MqUriEntryClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS(klass);
object_class->get_property = get_property;
object_class->set_property = set_property;
obj_properties[PROP_URI] = g_param_spec_string(
"uri",
P_("URI"),
P_("The initial URI in the URI entry"),
"",
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB);
obj_properties[PROP_WEB_VIEW] = g_param_spec_object(
"web-view",
P_("MqWebView"),
P_("The associated MqWebView instance"),
MQ_TYPE_WEB_VIEW,
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB);
g_object_class_install_properties(object_class, N_PROPERTIES,
obj_properties);
}
static void
mq_uri_entry_init(MqUriEntry *uri_entry)
{
uri_entry->uri_entry = gtk_entry_new();
gtk_entry_set_placeholder_text(GTK_ENTRY(uri_entry->uri_entry),
_("URI..."));
gtk_entry_set_icon_from_icon_name(GTK_ENTRY(uri_entry->uri_entry),
GTK_ENTRY_ICON_PRIMARY, "text-html");
gtk_entry_set_progress_fraction(GTK_ENTRY(uri_entry->uri_entry), 0.0);
gtk_entry_set_input_purpose(GTK_ENTRY(uri_entry->uri_entry),
GTK_INPUT_PURPOSE_URL);
g_signal_connect(uri_entry->uri_entry, "activate",
G_CALLBACK(uri_activate_cb), uri_entry);
gtk_container_add(GTK_CONTAINER(uri_entry), uri_entry->uri_entry);
gtk_tool_item_set_expand(GTK_TOOL_ITEM(uri_entry), TRUE);
uri_entry->hovered_link_uri = NULL;
/* URI bar hovered link style */
uri_entry->hovered_link_style = pango_attr_list_new();
pango_attr_list_insert(uri_entry->hovered_link_style,
pango_attr_style_new(PANGO_STYLE_ITALIC));
uri_entry->load_failed = FALSE;
}
GtkToolItem *
mq_uri_entry_new(MqWebView *web_view, const gchar *uri)
{
return g_object_new(MQ_TYPE_URI_ENTRY,
"web-view", web_view,
"uri", uri,
NULL);
}
void
mq_uri_entry_grab_focus(MqUriEntry *uri_entry)
{
gtk_widget_grab_focus(uri_entry->uri_entry);
}