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404 lines
8.8 KiB
404 lines
8.8 KiB
/*
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* Copyright 2010 John Mark Bell <jmb@netsurf-browser.org>
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* Copyright 2016 Vincent Sanders <vince@netsurf-browser.org>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* \file
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* Implementation of GTK global history manager.
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*/
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#include <stdint.h>
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#include <stdlib.h>
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#include <gtk/gtk.h>
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#include "utils/log.h"
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#include "netsurf/keypress.h"
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#include "netsurf/plotters.h"
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#include "desktop/global_history.h"
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#include "gtk/compat.h"
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#include "gtk/plotters.h"
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#include "gtk/resources.h"
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#include "gtk/corewindow.h"
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#include "gtk/global_history.h"
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struct nsgtk_global_history_window {
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struct nsgtk_corewindow core;
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GtkBuilder *builder;
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GtkWindow *wnd;
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};
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static struct nsgtk_global_history_window *global_history_window = NULL;
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#define MENUPROTO(x) static gboolean nsgtk_on_##x##_activate( \
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GtkMenuItem *widget, gpointer g)
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#define MENUEVENT(x) { #x, G_CALLBACK(nsgtk_on_##x##_activate) }
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#define MENUHANDLER(x) gboolean nsgtk_on_##x##_activate(GtkMenuItem *widget, \
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gpointer g)
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struct menu_events {
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const char *widget;
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GCallback handler;
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};
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/* file menu*/
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MENUPROTO(export);
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/* edit menu */
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MENUPROTO(delete_selected);
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MENUPROTO(delete_all);
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MENUPROTO(select_all);
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MENUPROTO(clear_selection);
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/* view menu*/
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MENUPROTO(expand_all);
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MENUPROTO(expand_directories);
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MENUPROTO(expand_addresses);
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MENUPROTO(collapse_all);
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MENUPROTO(collapse_directories);
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MENUPROTO(collapse_addresses);
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MENUPROTO(launch);
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static struct menu_events menu_events[] = {
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/* file menu*/
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MENUEVENT(export),
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/* edit menu */
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MENUEVENT(delete_selected),
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MENUEVENT(delete_all),
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MENUEVENT(select_all),
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MENUEVENT(clear_selection),
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/* view menu*/
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MENUEVENT(expand_all),
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MENUEVENT(expand_directories),
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MENUEVENT(expand_addresses),
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MENUEVENT(collapse_all),
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MENUEVENT(collapse_directories),
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MENUEVENT(collapse_addresses),
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MENUEVENT(launch),
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{NULL, NULL}
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};
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/* edit menu */
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MENUHANDLER(delete_selected)
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{
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global_history_keypress(NS_KEY_DELETE_LEFT);
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return TRUE;
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}
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MENUHANDLER(delete_all)
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{
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global_history_keypress(NS_KEY_ESCAPE);
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global_history_keypress(NS_KEY_ESCAPE);
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global_history_keypress(NS_KEY_SELECT_ALL);
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global_history_keypress(NS_KEY_DELETE_LEFT);
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return TRUE;
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}
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MENUHANDLER(select_all)
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{
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global_history_keypress(NS_KEY_ESCAPE);
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global_history_keypress(NS_KEY_ESCAPE);
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global_history_keypress(NS_KEY_SELECT_ALL);
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return TRUE;
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}
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MENUHANDLER(clear_selection)
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{
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global_history_keypress(NS_KEY_ESCAPE);
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global_history_keypress(NS_KEY_ESCAPE);
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global_history_keypress(NS_KEY_CLEAR_SELECTION);
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return TRUE;
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}
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/* view menu*/
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MENUHANDLER(expand_all)
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{
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global_history_expand(false);
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return TRUE;
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}
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MENUHANDLER(expand_directories)
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{
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global_history_expand(true);
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return TRUE;
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}
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MENUHANDLER(expand_addresses)
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{
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global_history_expand(false);
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return TRUE;
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}
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MENUHANDLER(collapse_all)
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{
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global_history_contract(true);
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return TRUE;
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}
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MENUHANDLER(collapse_directories)
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{
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global_history_contract(true);
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return TRUE;
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}
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MENUHANDLER(collapse_addresses)
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{
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global_history_contract(false);
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return TRUE;
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}
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MENUHANDLER(launch)
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{
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global_history_keypress(NS_KEY_CR);
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return TRUE;
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}
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/* file menu */
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MENUHANDLER(export)
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{
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struct nsgtk_global_history_window *ghwin;
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GtkWidget *save_dialog;
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ghwin = (struct nsgtk_global_history_window *)g;
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save_dialog = gtk_file_chooser_dialog_new("Save File",
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ghwin->wnd,
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GTK_FILE_CHOOSER_ACTION_SAVE,
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NSGTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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NSGTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
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NULL);
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gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(save_dialog),
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getenv("HOME") ? getenv("HOME") : "/");
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gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(save_dialog),
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"history.html");
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if (gtk_dialog_run(GTK_DIALOG(save_dialog)) == GTK_RESPONSE_ACCEPT) {
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gchar *filename = gtk_file_chooser_get_filename(
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GTK_FILE_CHOOSER(save_dialog));
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global_history_export(filename, NULL);
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g_free(filename);
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}
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gtk_widget_destroy(save_dialog);
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return TRUE;
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}
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/**
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* Connects menu events in the global history window.
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*/
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static void
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nsgtk_global_history_init_menu(struct nsgtk_global_history_window *ghwin)
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{
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struct menu_events *event = menu_events;
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GtkWidget *w;
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while (event->widget != NULL) {
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w = GTK_WIDGET(gtk_builder_get_object(ghwin->builder,
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event->widget));
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if (w == NULL) {
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NSLOG(netsurf, INFO,
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"Unable to connect menu widget ""%s""",
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event->widget);
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} else {
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g_signal_connect(G_OBJECT(w),
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"activate",
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event->handler,
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ghwin);
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}
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event++;
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}
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}
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/**
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* callback for mouse action on global history window
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*
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* \param nsgtk_cw The nsgtk core window structure.
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* \param mouse_state netsurf mouse state on event
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* \param x location of event
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* \param y location of event
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* \return NSERROR_OK on success otherwise apropriate error code
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*/
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static nserror
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nsgtk_global_history_mouse(struct nsgtk_corewindow *nsgtk_cw,
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browser_mouse_state mouse_state,
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int x, int y)
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{
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global_history_mouse_action(mouse_state, x, y);
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return NSERROR_OK;
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}
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/**
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* callback for keypress on global history window
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*
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* \param nsgtk_cw The nsgtk core window structure.
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* \param nskey The netsurf key code
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* \return NSERROR_OK on success otherwise apropriate error code
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*/
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static nserror
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nsgtk_global_history_key(struct nsgtk_corewindow *nsgtk_cw, uint32_t nskey)
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{
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if (global_history_keypress(nskey)) {
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return NSERROR_OK;
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}
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return NSERROR_NOT_IMPLEMENTED;
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}
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/**
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* callback on draw event for global history window
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*
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* \param nsgtk_cw The nsgtk core window structure.
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* \param r The rectangle of the window that needs updating.
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* \return NSERROR_OK on success otherwise apropriate error code
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*/
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static nserror
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nsgtk_global_history_draw(struct nsgtk_corewindow *nsgtk_cw, struct rect *r)
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{
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struct redraw_context ctx = {
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.interactive = true,
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.background_images = true,
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.plot = &nsgtk_plotters
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};
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global_history_redraw(0, 0, r, &ctx);
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return NSERROR_OK;
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}
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/**
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* Creates the window for the global history tree.
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*
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* \return NSERROR_OK on success else appropriate error code on faliure.
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*/
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static nserror nsgtk_global_history_init(void)
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{
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struct nsgtk_global_history_window *ncwin;
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nserror res;
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if (global_history_window != NULL) {
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return NSERROR_OK;
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}
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ncwin = calloc(1, sizeof(*ncwin));
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if (ncwin == NULL) {
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return NSERROR_NOMEM;
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}
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res = nsgtk_builder_new_from_resname("globalhistory", &ncwin->builder);
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if (res != NSERROR_OK) {
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NSLOG(netsurf, INFO, "History UI builder init failed");
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free(ncwin);
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return res;
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}
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gtk_builder_connect_signals(ncwin->builder, NULL);
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ncwin->wnd = GTK_WINDOW(gtk_builder_get_object(ncwin->builder,
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"wndHistory"));
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ncwin->core.scrolled = GTK_SCROLLED_WINDOW(
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gtk_builder_get_object(ncwin->builder,
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"globalHistoryScrolled"));
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ncwin->core.drawing_area = GTK_DRAWING_AREA(
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gtk_builder_get_object(ncwin->builder,
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"globalHistoryDrawingArea"));
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/* make the delete event hide the window */
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g_signal_connect(G_OBJECT(ncwin->wnd),
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"delete_event",
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G_CALLBACK(gtk_widget_hide_on_delete),
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NULL);
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nsgtk_global_history_init_menu(ncwin);
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ncwin->core.draw = nsgtk_global_history_draw;
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ncwin->core.key = nsgtk_global_history_key;
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ncwin->core.mouse = nsgtk_global_history_mouse;
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res = nsgtk_corewindow_init(&ncwin->core);
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if (res != NSERROR_OK) {
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free(ncwin);
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return res;
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}
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res = global_history_init((struct core_window *)ncwin);
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if (res != NSERROR_OK) {
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free(ncwin);
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return res;
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}
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/* memoise window so it can be represented when necessary
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* instead of recreating every time.
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*/
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global_history_window = ncwin;
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return NSERROR_OK;
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}
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/* exported function documented gtk/history.h */
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nserror nsgtk_global_history_present(void)
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{
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nserror res;
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res = nsgtk_global_history_init();
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if (res == NSERROR_OK) {
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gtk_window_present(global_history_window->wnd);
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}
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return res;
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}
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/* exported function documented gtk/history.h */
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nserror nsgtk_global_history_destroy(void)
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{
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nserror res;
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if (global_history_window == NULL) {
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return NSERROR_OK;
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}
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res = global_history_fini();
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if (res == NSERROR_OK) {
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res = nsgtk_corewindow_fini(&global_history_window->core);
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gtk_widget_destroy(GTK_WIDGET(global_history_window->wnd));
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g_object_unref(G_OBJECT(global_history_window->builder));
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free(global_history_window);
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global_history_window = NULL;
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}
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return res;
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}
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