/*
* Tab chrome
*
* 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
#include
#include
#include "tab-chrome.h"
static void
back_clicked_cb(GtkButton __attribute__((unused)) *toolbutton,
MqTabChrome *chrome)
{
webkit_web_view_go_back(chrome->web_view);
}
static void
forward_clicked_cb(GtkButton __attribute__((unused)) *toolbutton,
MqTabChrome *chrome)
{
webkit_web_view_go_forward(chrome->web_view);
}
static void
back_forward_toggle_button_toggled(GtkToggleButton *toggle_button,
GtkStack *stack)
{
gtk_stack_set_visible_child(stack, gtk_stack_get_child_by_name(
stack,
gtk_toggle_button_get_active(toggle_button) ?
"text" : "list"));
}
static GtkWidget *
back_forward_list_item_new(WebKitBackForwardListItem *list_item,
gint type)
{
GtkWidget *label;
GtkWidget *icon_stack;
GtkWidget *box;
label = gtk_label_new(webkit_back_forward_list_item_get_title(
list_item));
gtk_widget_set_halign(label, GTK_ALIGN_START);
icon_stack = gtk_stack_new();
switch (type) {
case 0:
gtk_stack_add_named(GTK_STACK(icon_stack),
gtk_radio_button_new(NULL), "current");
gtk_stack_add_named(GTK_STACK(icon_stack),
gtk_image_new_from_icon_name("go-previous",
GTK_ICON_SIZE_BUTTON), "back");
break;
case -1:
gtk_stack_add_named(GTK_STACK(icon_stack),
gtk_image_new_from_icon_name("go-previous",
GTK_ICON_SIZE_BUTTON), "back");
gtk_stack_add_named(GTK_STACK(icon_stack),
gtk_radio_button_new(NULL), "current");
break;
case 1:
gtk_stack_add_named(GTK_STACK(icon_stack),
gtk_image_new_from_icon_name("go-next",
GTK_ICON_SIZE_BUTTON), "forward");
gtk_stack_add_named(GTK_STACK(icon_stack),
gtk_radio_button_new(NULL), "current");
break;
}
box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
gtk_box_pack_start(GTK_BOX(box), icon_stack, FALSE, FALSE, 0);
gtk_box_pack_start(GTK_BOX(box), label, TRUE, TRUE, 0);
gtk_widget_set_tooltip_text(box,
webkit_back_forward_list_item_get_uri(list_item));
return box;
}
static void
back_forward_list_box_row_activated_cb(GtkListBox __attribute__((unused)) *box,
GtkListBoxRow *row, MqTabChrome *chrome)
{
webkit_web_view_go_to_back_forward_list_item(chrome->web_view,
webkit_back_forward_list_get_nth_item(
webkit_web_view_get_back_forward_list(chrome->web_view),
gtk_list_box_row_get_index(row) - chrome->back_items));
gtk_widget_hide(chrome->back_forward_popover);
}
static gboolean
back_forward_box_button_press_cb(GtkWidget *widget, GdkEvent *event,
MqTabChrome *chrome)
{
WebKitBackForwardList *back_forward_list;
GtkWidget *list_box;
GList *list_item;
GtkWidget *stack;
GtkWidget *toggle_button;
GtkWidget *box;
/* Make sure this is a mouse button press event. Either the middle or
* right button is OK. */
if (event->type != GDK_BUTTON_PRESS) {
return FALSE;
}
/* Get the back/forward list for the Web view. */
back_forward_list = webkit_web_view_get_back_forward_list(
chrome->web_view);
/* Set up the list box. */
list_box = gtk_list_box_new();
gtk_list_box_set_selection_mode(GTK_LIST_BOX(list_box),
GTK_SELECTION_BROWSE);
gtk_list_box_set_activate_on_single_click(GTK_LIST_BOX(list_box), TRUE);
g_signal_connect(list_box, "row-activated",
G_CALLBACK(back_forward_list_box_row_activated_cb), chrome);
/* Insert the current item. */
gtk_list_box_insert(GTK_LIST_BOX(list_box), back_forward_list_item_new(
webkit_back_forward_list_get_current_item(
back_forward_list), 0), -1);
gtk_list_box_select_row(GTK_LIST_BOX(list_box),
gtk_list_box_get_row_at_index(GTK_LIST_BOX(list_box), 0));
/* Insert back list items. */
list_item = webkit_back_forward_list_get_back_list(
back_forward_list);
chrome->back_items = 0;
for (; list_item; list_item = list_item->next) {
gtk_list_box_insert(GTK_LIST_BOX(list_box),
back_forward_list_item_new(list_item->data, -1), 0);
++chrome->back_items;
}
/* Insert forward list items. */
list_item = webkit_back_forward_list_get_forward_list(
back_forward_list);
for (; list_item; list_item = list_item->next) {
gtk_list_box_insert(GTK_LIST_BOX(list_box),
back_forward_list_item_new(list_item->data, 1), -1);
}
/* Set up the stack. */
stack = gtk_stack_new();
gtk_stack_add_named(GTK_STACK(stack), list_box, "list");
gtk_stack_add_named(GTK_STACK(stack), gtk_label_new("Text"), "text");
/* Set up the toggle button. */
toggle_button = gtk_toggle_button_new();
gtk_button_set_image(GTK_BUTTON(toggle_button),
gtk_image_new_from_icon_name("edit-select-all",
GTK_ICON_SIZE_SMALL_TOOLBAR));
gtk_widget_set_halign(toggle_button, GTK_ALIGN_START);
g_signal_connect(toggle_button, "toggled",
G_CALLBACK(back_forward_toggle_button_toggled),
GTK_STACK(stack));
/* Set up the containing box. */
box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
gtk_box_pack_start(GTK_BOX(box), toggle_button, TRUE, FALSE, 0);
gtk_box_pack_start(GTK_BOX(box), stack, TRUE, FALSE, 0);
/* Set up the popover. */
chrome->back_forward_popover = gtk_popover_new(widget);
gtk_container_add(GTK_CONTAINER(chrome->back_forward_popover), box);
/* NB: gtk_popover_popup() is new in GTK+ 3.22. */
gtk_widget_show_all(chrome->back_forward_popover);
return FALSE;
}
static void
stop_reload_clicked_cb(GtkToolButton __attribute__((unused)) *toolbutton,
MqTabChrome *chrome)
{
if (webkit_web_view_is_loading(chrome->web_view)) {
webkit_web_view_stop_loading(chrome->web_view);
} else {
webkit_web_view_reload(chrome->web_view);
}
}
static void
uri_activate_cb(GtkEntry *entry, MqTabChrome *chrome)
{
webkit_web_view_load_uri(chrome->web_view,
gtk_entry_get_text(GTK_ENTRY(entry)));
}
static GtkWidget *
navigation_toolbar_new(MqTabChrome *chrome, gchar *uri)
{
GtkToolbar *navigation_toolbar;
GtkToolItem *back_forward_tool_item;
GtkWidget *back_forward_event_box;
GtkToolItem *uri_tool_item;
navigation_toolbar = GTK_TOOLBAR(gtk_toolbar_new());
back_forward_tool_item = gtk_tool_item_new();
chrome->back_forward_box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
/* Back button */
chrome->back_button = gtk_button_new_from_icon_name("go-previous",
GTK_ICON_SIZE_SMALL_TOOLBAR);
gtk_widget_set_tooltip_text(GTK_WIDGET(chrome->back_button),
"Go back one page");
g_signal_connect(chrome->back_button, "clicked",
G_CALLBACK(back_clicked_cb), chrome);
gtk_box_pack_start(GTK_BOX(chrome->back_forward_box),
chrome->back_button, FALSE, FALSE, 0);
/* Forward button */
chrome->forward_button = gtk_button_new_from_icon_name("go-next",
GTK_ICON_SIZE_SMALL_TOOLBAR);
gtk_widget_set_tooltip_text(GTK_WIDGET(chrome->forward_button),
"Go forward one page");
g_signal_connect(chrome->forward_button, "clicked",
G_CALLBACK(forward_clicked_cb), chrome);
gtk_box_pack_start(GTK_BOX(chrome->back_forward_box),
chrome->forward_button, FALSE, FALSE, 0);
gtk_style_context_add_class(
gtk_widget_get_style_context(chrome->back_forward_box), "linked");
back_forward_event_box = gtk_event_box_new();
g_signal_connect(back_forward_event_box, "button-press-event",
G_CALLBACK(back_forward_box_button_press_cb), chrome);
gtk_container_add(GTK_CONTAINER(back_forward_event_box),
chrome->back_forward_box);
gtk_container_add(GTK_CONTAINER(back_forward_tool_item),
back_forward_event_box);
gtk_toolbar_insert(navigation_toolbar, back_forward_tool_item, -1);
/* Stop/reload button */
chrome->stop_icon = gtk_image_new_from_icon_name("process-stop",
GTK_ICON_SIZE_SMALL_TOOLBAR);
g_object_ref_sink(chrome->stop_icon);
chrome->reload_icon = gtk_image_new_from_icon_name("view-refresh",
GTK_ICON_SIZE_SMALL_TOOLBAR);
g_object_ref_sink(chrome->reload_icon);
chrome->stop_reload_button = gtk_tool_button_new(chrome->stop_icon,
"Stop");
gtk_widget_set_tooltip_text(GTK_WIDGET(chrome->stop_reload_button),
"Stop loading the current page");
g_signal_connect(chrome->stop_reload_button, "clicked",
G_CALLBACK(stop_reload_clicked_cb), chrome);
gtk_toolbar_insert(navigation_toolbar, chrome->stop_reload_button, -1);
/* URI bar */
uri_tool_item = gtk_tool_item_new();
chrome->uri_entry = gtk_entry_new();
gtk_entry_set_text(GTK_ENTRY(chrome->uri_entry), uri);
gtk_entry_set_placeholder_text(GTK_ENTRY(chrome->uri_entry),
"URI...");
gtk_entry_set_icon_from_icon_name(GTK_ENTRY(chrome->uri_entry),
GTK_ENTRY_ICON_PRIMARY, "text-x-generic");
gtk_entry_set_progress_fraction(GTK_ENTRY(chrome->uri_entry), 0.0);
g_signal_connect(chrome->uri_entry, "activate",
G_CALLBACK(uri_activate_cb), chrome);
gtk_container_add(GTK_CONTAINER(uri_tool_item),
chrome->uri_entry);
gtk_tool_item_set_expand(uri_tool_item, TRUE);
gtk_toolbar_insert(navigation_toolbar, uri_tool_item, -1);
/* URI bar hovered link style */
chrome->hovered_link_style = pango_attr_list_new();
pango_attr_list_insert(chrome->hovered_link_style,
pango_attr_style_new(PANGO_STYLE_ITALIC));
gtk_widget_set_hexpand(GTK_WIDGET(navigation_toolbar), TRUE);
chrome->load_failed = FALSE;
return GTK_WIDGET(navigation_toolbar);
}
MqTabChrome *
mq_tab_chrome_new(gchar *uri, GtkWidget *tab_image, GtkWidget *tab_label)
{
MqTabChrome *chrome;
chrome = malloc(sizeof(*chrome));
chrome->tab_image = tab_image;
chrome->tab_label = tab_label;
chrome->container = gtk_grid_new();
gtk_grid_attach(GTK_GRID(chrome->container),
navigation_toolbar_new(chrome, uri), 0, 0, 1, 1);
return chrome;
}
GtkWidget *
mq_tab_chrome_get_container(MqTabChrome *chrome)
{
return chrome->container;
}
static void
update_tab_image(MqTabChrome *chrome)
{
gtk_image_set_from_surface(GTK_IMAGE(chrome->tab_image),
webkit_web_view_get_favicon(chrome->web_view));
}
static void
update_tab_label(MqTabChrome *chrome)
{
gtk_label_set_text(GTK_LABEL(chrome->tab_label),
g_strdup_printf("%d. %s", chrome->tab_position + 1,
webkit_web_view_get_title(chrome->web_view)));
}
void
mq_tab_chrome_update_tab_position(MqTabChrome *chrome, guint position)
{
chrome->tab_position = position;
update_tab_label(chrome);
}
static void
load_changed_cb(WebKitWebView *web_view, WebKitLoadEvent load_event,
MqTabChrome *chrome)
{
switch (load_event) {
case WEBKIT_LOAD_STARTED:
case WEBKIT_LOAD_REDIRECTED:
case WEBKIT_LOAD_COMMITTED:
gtk_entry_set_text(GTK_ENTRY(chrome->uri_entry),
webkit_web_view_get_uri(web_view));
gtk_entry_set_attributes(GTK_ENTRY(chrome->uri_entry),
NULL);
break;
case WEBKIT_LOAD_FINISHED:
gtk_entry_set_progress_fraction(
GTK_ENTRY(chrome->uri_entry), 0.0);
break;
}
gtk_widget_set_sensitive(GTK_WIDGET(chrome->back_button),
webkit_web_view_can_go_back(web_view));
gtk_widget_set_sensitive(GTK_WIDGET(chrome->forward_button),
webkit_web_view_can_go_forward(web_view));
}
static gboolean
load_failed_cb(WebKitWebView __attribute__((unused)) *web_view,
WebKitLoadEvent __attribute__((unused)) load_event,
gchar __attribute__((unused)) *failing_uri,
GError __attribute__((unused)) *error, MqTabChrome *chrome)
{
chrome->load_failed = TRUE;
return FALSE;
}
static void
mouse_target_changed_cb(WebKitWebView __attribute__((unused)) *web_view,
WebKitHitTestResult *hit_test_result,
guint __attribute__((unused)) modifiers,
MqTabChrome *chrome)
{
if (webkit_hit_test_result_context_is_link(hit_test_result)) {
if (g_strcmp0(gtk_entry_get_text(GTK_ENTRY(chrome->uri_entry)),
webkit_web_view_get_uri(web_view)) == 0) {
gtk_entry_set_text(GTK_ENTRY(chrome->uri_entry),
webkit_hit_test_result_get_link_uri(
hit_test_result));
gtk_entry_set_attributes(GTK_ENTRY(chrome->uri_entry),
chrome->hovered_link_style);
} else if (gtk_entry_get_attributes(
GTK_ENTRY(chrome->uri_entry)) ==
chrome->hovered_link_style) {
/* The URI bar's text differs from the Web view's URI
* because the mouse was already targeting a different
* link. */
gtk_entry_set_text(GTK_ENTRY(chrome->uri_entry),
webkit_hit_test_result_get_link_uri(
hit_test_result));
}
} else {
if (gtk_entry_get_attributes(GTK_ENTRY(chrome->uri_entry)) ==
chrome->hovered_link_style) {
gtk_entry_set_text(GTK_ENTRY(chrome->uri_entry),
webkit_web_view_get_uri(web_view));
gtk_entry_set_attributes(GTK_ENTRY(chrome->uri_entry),
NULL);
}
}
}
static void
load_progress_cb(WebKitWebView *web_view,
GParamSpec __attribute__((unused)) *paramspec, MqTabChrome *chrome)
{
/*
* 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 (chrome->load_failed) {
chrome->load_failed = FALSE;
return;
}
gtk_entry_set_progress_fraction(GTK_ENTRY(chrome->uri_entry),
webkit_web_view_get_estimated_load_progress(web_view));
}
static void
uri_cb(WebKitWebView *web_view, GParamSpec __attribute__((unused)) *paramspec,
MqTabChrome *chrome)
{
gtk_entry_set_text(GTK_ENTRY(chrome->uri_entry),
webkit_web_view_get_uri(web_view));
gtk_entry_set_attributes(GTK_ENTRY(chrome->uri_entry), NULL);
}
static void
favicon_cb(WebKitWebView __attribute__((unused)) *web_view,
GParamSpec __attribute__((unused)) *paramspec, MqTabChrome *chrome)
{
update_tab_image(chrome);
}
static void
title_cb(WebKitWebView __attribute__((unused)) *web_view,
GParamSpec __attribute__((unused)) *paramspec, MqTabChrome *chrome)
{
update_tab_label(chrome);
}
static void
loading_cb(WebKitWebView *web_view,
GParamSpec __attribute__((unused)) *paramspec, MqTabChrome *chrome)
{
if (webkit_web_view_is_loading(web_view)) {
gtk_tool_button_set_icon_widget(
GTK_TOOL_BUTTON(chrome->stop_reload_button),
chrome->stop_icon);
gtk_tool_button_set_label(
GTK_TOOL_BUTTON(chrome->stop_reload_button), "Stop");
gtk_widget_set_tooltip_text(
GTK_WIDGET(chrome->stop_reload_button),
"Stop loading the current page");
} else {
gtk_tool_button_set_icon_widget(
GTK_TOOL_BUTTON(chrome->stop_reload_button),
chrome->reload_icon);
gtk_tool_button_set_label(
GTK_TOOL_BUTTON(chrome->stop_reload_button), "Reload");
gtk_widget_set_tooltip_text(
GTK_WIDGET(chrome->stop_reload_button),
"Reload the current page");
}
gtk_widget_show_all(GTK_WIDGET(chrome->stop_reload_button));
}
static void
connect_web_view(MqTabChrome *chrome)
{
g_signal_connect(chrome->web_view, "load-changed",
G_CALLBACK(load_changed_cb), chrome);
g_signal_connect(chrome->web_view, "load-failed",
G_CALLBACK(load_failed_cb), chrome);
g_signal_connect(chrome->web_view, "mouse-target-changed",
G_CALLBACK(mouse_target_changed_cb), chrome);
g_signal_connect(chrome->web_view, "notify::estimated-load-progress",
G_CALLBACK(load_progress_cb), chrome);
g_signal_connect(chrome->web_view, "notify::uri",
G_CALLBACK(uri_cb), chrome);
/* FIXME: Doesn't work? */
g_signal_connect(chrome->web_view, "notify::favicon",
G_CALLBACK(favicon_cb), chrome);
g_signal_connect(chrome->web_view, "notify::title",
G_CALLBACK(title_cb), chrome);
g_signal_connect(chrome->web_view, "notify::is-loading",
G_CALLBACK(loading_cb), chrome);
}
void
mq_tab_chrome_set_web_view(MqTabChrome *chrome, WebKitWebView *web_view)
{
chrome->web_view = web_view;
connect_web_view(chrome);
}