netsurf/gtk/gtk_scaffolding.c

1731 lines
48 KiB
C

/*
* Copyright 2006 Rob Kendrick <rjek@rjek.com>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <assert.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <gtk/gtk.h>
#include <libxml/debugXML.h>
#include "content/content.h"
#include "desktop/browser.h"
#include "desktop/history_core.h"
#include "desktop/gui.h"
#include "desktop/netsurf.h"
#include "desktop/options.h"
#include "desktop/plotters.h"
#include "desktop/print.h"
#ifdef WITH_PDF_EXPORT
#include "desktop/save_pdf/font_haru.h"
#include "desktop/save_pdf/pdf_plotters.h"
#endif
#include "desktop/selection.h"
#include "desktop/textinput.h"
#include "gtk/gtk_completion.h"
#include "gtk/dialogs/gtk_options.h"
#include "gtk/dialogs/gtk_about.h"
#include "gtk/dialogs/gtk_source.h"
#include "gtk/gtk_download.h"
#include "gtk/gtk_gui.h"
#include "gtk/gtk_history.h"
#include "gtk/gtk_plotters.h"
#include "gtk/gtk_print.h"
#include "gtk/gtk_scaffolding.h"
#include "gtk/gtk_schedule.h"
#include "gtk/gtk_tabs.h"
#include "gtk/gtk_throbber.h"
#include "gtk/gtk_window.h"
#include "gtk/options.h"
#include "render/box.h"
#include "render/font.h"
#include "render/form.h"
#include "render/html.h"
#include "utils/messages.h"
#include "utils/utils.h"
#include "utils/url.h"
#include "utils/log.h"
struct gtk_history_window;
struct gtk_history_window {
struct gtk_scaffolding *g;
GtkWindow *window;
GtkScrolledWindow *scrolled;
GtkDrawingArea *drawing_area;
};
struct menu_events {
const char *widget;
GCallback handler;
};
static int open_windows = 0; /**< current number of open browsers */
static struct gtk_scaffolding *current_model; /**< current window for model
dialogue use */
static struct box *current_menu_link_box; /**< pointer to the box containing a
link under the mouse, or 0 if none */
static gboolean nsgtk_window_delete_event(GtkWidget *, gpointer);
static void nsgtk_window_destroy_event(GtkWidget *, gpointer);
static void nsgtk_window_update_back_forward(struct gtk_scaffolding *);
static void nsgtk_throb(void *);
static gboolean nsgtk_window_edit_menu_clicked(GtkWidget *widget,
struct gtk_scaffolding *g);
static gboolean nsgtk_window_edit_menu_hidden(GtkWidget *widget,
struct gtk_scaffolding *g);
static gboolean nsgtk_window_popup_menu_hidden(GtkWidget *widget,
struct gtk_scaffolding *g);
static gboolean nsgtk_window_back_button_clicked(GtkWidget *, gpointer);
static gboolean nsgtk_window_history_button_clicked(GtkWidget *, gpointer);
static gboolean nsgtk_window_forward_button_clicked(GtkWidget *, gpointer);
static gboolean nsgtk_window_stop_button_clicked(GtkWidget *, gpointer);
static gboolean nsgtk_window_reload_button_clicked(GtkWidget *, gpointer);
static gboolean nsgtk_window_home_button_clicked(GtkWidget *, gpointer);
static gboolean nsgtk_window_url_activate_event(GtkWidget *, gpointer);
static gboolean nsgtk_window_url_changed(GtkWidget *, GdkEventKey *, gpointer);
static guint nsgtk_scaffolding_update_link_operations_sensitivity(
struct gtk_scaffolding *g, GladeXML *xml, gdouble x, gdouble y,
gboolean hide);
static guint nsgtk_scaffolding_update_edit_actions_sensitivity(
struct gtk_scaffolding *g, GladeXML *xml, gboolean hide);
static void nsgtk_scaffolding_enable_link_operations_sensitivity(
struct gtk_scaffolding *g, GladeXML *xml);
static void nsgtk_scaffolding_enable_edit_actions_sensitivity(
struct gtk_scaffolding *g, GladeXML *xml);
static gboolean nsgtk_history_expose_event(GtkWidget *, GdkEventExpose *,
gpointer);
static gboolean nsgtk_history_button_press_event(GtkWidget *, GdkEventButton *,
gpointer);
static void nsgtk_attach_menu_handlers(GladeXML *, gpointer);
static void nsgtk_window_tabs_num_changed(GtkNotebook *notebook,
GtkWidget *page, guint page_num, struct gtk_scaffolding *g);
void nsgtk_openfile_open(const char *filename);
#define MENUEVENT(x) { #x, G_CALLBACK(nsgtk_on_##x##_activate) }
#define MENUPROTO(x) static gboolean nsgtk_on_##x##_activate( \
GtkMenuItem *widget, gpointer g)
/* prototypes for menu handlers */
/* file menu */
MENUPROTO(new_window);
MENUPROTO(new_tab);
MENUPROTO(open_location);
MENUPROTO(open_file);
#ifdef WITH_PDF_EXPORT
MENUPROTO(export_pdf);
#endif
MENUPROTO(print);
MENUPROTO(close_window);
MENUPROTO(quit);
/* edit menu */
MENUPROTO(cut);
MENUPROTO(copy);
MENUPROTO(paste);
MENUPROTO(select_all);
MENUPROTO(preferences);
/* view menu */
MENUPROTO(stop);
MENUPROTO(reload);
MENUPROTO(zoom_in);
MENUPROTO(normal_size);
MENUPROTO(zoom_out);
MENUPROTO(full_screen);
MENUPROTO(view_source);
MENUPROTO(menu_bar);
MENUPROTO(tool_bar);
MENUPROTO(status_bar);
MENUPROTO(downloads);
MENUPROTO(save_window_size);
MENUPROTO(toggle_debug_rendering);
MENUPROTO(save_box_tree);
MENUPROTO(save_dom_tree);
/* navigate menu */
MENUPROTO(back);
MENUPROTO(forward);
MENUPROTO(home);
MENUPROTO(local_history);
MENUPROTO(global_history);
/* tabs menu */
MENUPROTO(next_tab);
MENUPROTO(prev_tab);
MENUPROTO(close_tab);
/* help menu */
MENUPROTO(about);
/* Popup context menu (also shares edit menu handlers) */
MENUPROTO(save_link);
MENUPROTO(open_link_in_focused_tab);
MENUPROTO(open_link_in_background_tab);
/* structure used by nsgtk_attach_menu_handlers to connect menu items to
* their handling functions.
*/
static struct menu_events menu_events[] = {
/* file menu */
MENUEVENT(new_window),
MENUEVENT(new_tab),
MENUEVENT(open_location),
MENUEVENT(open_file),
#ifdef WITH_PDF_EXPORT
MENUEVENT(export_pdf),
#endif
MENUEVENT(print),
MENUEVENT(close_window),
MENUEVENT(quit),
/* edit menu */
MENUEVENT(cut),
MENUEVENT(copy),
MENUEVENT(paste),
MENUEVENT(select_all),
MENUEVENT(preferences),
/* view menu */
MENUEVENT(stop),
MENUEVENT(reload),
MENUEVENT(zoom_in),
MENUEVENT(normal_size),
MENUEVENT(zoom_out),
MENUEVENT(full_screen),
MENUEVENT(view_source),
MENUEVENT(menu_bar),
MENUEVENT(tool_bar),
MENUEVENT(status_bar),
MENUEVENT(downloads),
MENUEVENT(save_window_size),
MENUEVENT(toggle_debug_rendering),
MENUEVENT(save_box_tree),
MENUEVENT(save_dom_tree),
/* navigate menu */
MENUEVENT(back),
MENUEVENT(forward),
MENUEVENT(home),
MENUEVENT(local_history),
MENUEVENT(global_history),
/* tab menu */
MENUEVENT(next_tab),
MENUEVENT(prev_tab),
MENUEVENT(close_tab),
/* help menu */
MENUEVENT(about),
/* sentinel */
{ NULL, NULL }
};
void nsgtk_attach_menu_handlers(GladeXML *xml, gpointer g)
{
struct menu_events *event = menu_events;
while (event->widget != NULL)
{
GtkWidget *w = glade_xml_get_widget(xml, event->widget);
g_signal_connect(G_OBJECT(w), "activate", event->handler, g);
event++;
}
}
GtkWindow *nsgtk_get_window_for_scaffold(struct gtk_scaffolding *g)
{
return g->window;
}
/* event handlers and support functions for them */
gboolean nsgtk_window_delete_event(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *g = data;
gtk_widget_destroy(GTK_WIDGET(g->window));
if (open_windows == 1 && nsgtk_check_for_downloads(GTK_WINDOW(widget)))
return TRUE;
else
return FALSE;
}
void nsgtk_window_destroy_event(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *g = data;
LOG(("Being Destroyed = %d", g->being_destroyed));
if (g->history_window->window) {
gtk_widget_destroy(GTK_WIDGET(g->history_window->window));
}
gtk_widget_destroy(GTK_WIDGET(g->window));
if (--open_windows == 0)
netsurf_quit = true;
if (!g->being_destroyed) {
g->being_destroyed = 1;
nsgtk_window_destroy_browser(g->top_level);
}
}
void nsgtk_scaffolding_destroy(nsgtk_scaffolding *scaffold)
{
/* Our top_level has asked us to die */
LOG(("Being Destroyed = %d", scaffold->being_destroyed));
if (scaffold->being_destroyed) return;
scaffold->being_destroyed = 1;
nsgtk_window_destroy_event(0, scaffold);
}
void nsgtk_window_update_back_forward(struct gtk_scaffolding *g)
{
int width, height;
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
gtk_widget_set_sensitive(GTK_WIDGET(g->back_button),
history_back_available(bw->history));
gtk_widget_set_sensitive(GTK_WIDGET(g->forward_button),
history_forward_available(bw->history));
gtk_widget_set_sensitive(GTK_WIDGET(g->back_menu),
history_back_available(bw->history));
gtk_widget_set_sensitive(GTK_WIDGET(g->forward_menu),
history_forward_available(bw->history));
gtk_widget_set_sensitive(GTK_WIDGET(glade_xml_get_widget(g->popup_xml,
"popupBack")), history_back_available(bw->history));
gtk_widget_set_sensitive(GTK_WIDGET(glade_xml_get_widget(g->popup_xml,
"popupForward")),
history_forward_available(bw->history));
/* update the url bar, particularly necessary when tabbing */
if (bw->current_content != NULL && bw->current_content->url != NULL)
browser_window_refresh_url_bar(bw, bw->current_content->url,
bw->frag_id);
/* update the local history window, as well as queuing a redraw
* for it.
*/
history_size(bw->history, &width, &height);
gtk_widget_set_size_request(GTK_WIDGET(g->history_window->drawing_area),
width, height);
gtk_widget_queue_draw(GTK_WIDGET(g->history_window->drawing_area));
}
void nsgtk_throb(void *p)
{
struct gtk_scaffolding *g = p;
if (g->throb_frame >= (nsgtk_throbber->nframes - 1))
g->throb_frame = 1;
else
g->throb_frame++;
gtk_image_set_from_pixbuf(g->throbber, nsgtk_throbber->framedata[
g->throb_frame]);
schedule(10, nsgtk_throb, p);
}
/* signal handling functions for the toolbar, URL bar, and menu bar */
static gboolean nsgtk_window_edit_menu_clicked(GtkWidget *widget,
struct gtk_scaffolding *g)
{
nsgtk_scaffolding_update_edit_actions_sensitivity (g, g->xml, FALSE);
return TRUE;
}
static gboolean nsgtk_window_edit_menu_hidden(GtkWidget *widget,
struct gtk_scaffolding *g)
{
nsgtk_scaffolding_enable_edit_actions_sensitivity(g, g->xml);
return TRUE;
}
static gboolean nsgtk_window_popup_menu_hidden(GtkWidget *widget,
struct gtk_scaffolding *g)
{
nsgtk_scaffolding_enable_link_operations_sensitivity(g, g->popup_xml);
nsgtk_scaffolding_enable_edit_actions_sensitivity(g, g->popup_xml);
return TRUE;
}
gboolean nsgtk_window_back_button_clicked(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *g = data;
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
if (!history_back_available(bw->history))
return TRUE;
history_back(bw, bw->history);
nsgtk_window_update_back_forward(g);
return TRUE;
}
/* TODO: add resize handling */
gboolean nsgtk_window_history_button_clicked(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)data;
/* if entries of the same url but different frag_ids have been added
* the history needs redrawing (what is done in the throbber code in
* other cases)
*/
nsgtk_window_update_back_forward(gw);
gtk_window_set_default_size(gw->history_window->window, 500, 150);
gtk_window_set_position(gw->history_window->window, GTK_WIN_POS_MOUSE);
gtk_window_set_transient_for(gw->history_window->window, gw->window);
gtk_window_set_opacity(gw->history_window->window, 0.9);
gtk_widget_show(GTK_WIDGET(gw->history_window->window));
gdk_window_raise(GTK_WIDGET(gw->history_window->window)->window);
return TRUE;
}
gboolean nsgtk_window_forward_button_clicked(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *g = data;
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
if (!history_forward_available(bw->history))
return TRUE;
history_forward(bw, bw->history);
nsgtk_window_update_back_forward(g);
return TRUE;
}
gboolean nsgtk_window_stop_button_clicked(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *g = data;
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
browser_window_stop(bw);
return TRUE;
}
gboolean nsgtk_window_reload_button_clicked(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *g = data;
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
browser_window_reload(bw, true);
return TRUE;
}
gboolean nsgtk_window_home_button_clicked(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *g = data;
static const char *addr = NETSURF_HOMEPAGE;
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
if (option_homepage_url != NULL && option_homepage_url[0] != '\0')
addr = option_homepage_url;
browser_window_go(bw, addr, 0, true);
return TRUE;
}
gboolean nsgtk_window_url_activate_event(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *g = data;
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
browser_window_go(bw, gtk_entry_get_text(GTK_ENTRY(g->url_bar)),
0, true);
return TRUE;
}
gboolean nsgtk_window_url_changed(GtkWidget *widget, GdkEventKey *event,
gpointer data)
{
const char *prefix;
prefix = gtk_entry_get_text(GTK_ENTRY(widget));
nsgtk_completion_update(prefix);
return TRUE;
}
void nsgtk_window_tabs_num_changed(GtkNotebook *notebook, GtkWidget *page,
guint page_num, struct gtk_scaffolding *g)
{
gboolean visible = gtk_notebook_get_show_tabs(g->notebook);
g_object_set(g->tabs_menu, "visible", visible, NULL);
}
void nsgtk_openfile_open(const char *filename)
{
struct browser_window *bw = nsgtk_get_browser_for_gui(
current_model->top_level);
char *url = malloc(strlen(filename) + sizeof("file://"));
sprintf(url, "file://%s", filename);
browser_window_go(bw, url, 0, true);
free(url);
}
/* signal handlers for menu entries */
#define MENUHANDLER(x) gboolean nsgtk_on_##x##_activate(GtkMenuItem *widget, \
gpointer g)
MENUHANDLER(new_window)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
const char *url = gtk_entry_get_text(GTK_ENTRY(gw->url_bar));
browser_window_create(url, bw, NULL, false, false);
return TRUE;
}
MENUHANDLER(new_tab)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
const char *url = gtk_entry_get_text(GTK_ENTRY(gw->url_bar));
if (option_new_blank)
browser_window_create(0, bw, NULL, false, true);
else
browser_window_create(url, bw, NULL, false, true);
return TRUE;
}
MENUHANDLER(open_location)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
gtk_widget_grab_focus(GTK_WIDGET(gw->url_bar));
return TRUE;
}
MENUHANDLER(open_file)
{
current_model = (struct gtk_scaffolding *)g;
GtkWidget *dlgOpen = gtk_file_chooser_dialog_new("Open File",
current_model->window, GTK_FILE_CHOOSER_ACTION_OPEN,
GTK_STOCK_CANCEL, -6, GTK_STOCK_OPEN, -5, NULL);
gint response = gtk_dialog_run(GTK_DIALOG(dlgOpen));
if (response == GTK_RESPONSE_OK) {
gchar *filename = gtk_file_chooser_get_filename(
GTK_FILE_CHOOSER(dlgOpen));
nsgtk_openfile_open((const char *) filename);
g_free(filename);
}
gtk_widget_destroy(dlgOpen);
return TRUE;
}
#ifdef WITH_PDF_EXPORT
MENUHANDLER(export_pdf)
{
GtkWidget *save_dialog;
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
struct print_settings *settings;
char filename[PATH_MAX];
char dirname[PATH_MAX];
char *url_name;
url_func_result res;
LOG(("Print preview (generating PDF) started."));
res = url_nice(bw->current_content->url, &url_name, true);
if (res != URL_FUNC_OK) {
warn_user(messages_get(res == URL_FUNC_NOMEM ? "NoMemory"
: "URIError"), 0);
return TRUE;
}
strncpy(filename, url_name, PATH_MAX);
strncat(filename, ".pdf", PATH_MAX - strlen(filename));
filename[PATH_MAX - 1] = '\0';
free(url_name);
strncpy(dirname, option_downloads_directory, PATH_MAX);
strncat(dirname, "/", PATH_MAX - strlen(dirname));
dirname[PATH_MAX - 1] = '\0';
/*this way the scale used by PDF functions is synchronized with that
used by the all-purpose print interface*/
haru_nsfont_set_scale((float)option_export_scale / 100);
save_dialog = gtk_file_chooser_dialog_new("Export to PDF", gw->window,
GTK_FILE_CHOOSER_ACTION_SAVE,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
NULL);
gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(save_dialog),
dirname);
gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(save_dialog),
filename);
if (gtk_dialog_run(GTK_DIALOG(save_dialog)) == GTK_RESPONSE_ACCEPT) {
gchar *filename = gtk_file_chooser_get_filename(
GTK_FILE_CHOOSER(save_dialog));
settings = print_make_settings(PRINT_OPTIONS,
(const char *) filename, &haru_nsfont);
g_free(filename);
if (settings == NULL) {
warn_user(messages_get("NoMemory"), 0);
gtk_widget_destroy(save_dialog);
return TRUE;
}
/* This will clean up the print_settings object for us */
print_basic_run(bw->current_content, &pdf_printer, settings);
}
gtk_widget_destroy(save_dialog);
return TRUE;
}
#endif /* WITH_PDF_EXPORT */
MENUHANDLER(print)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
GtkPrintOperation *print_op;
GtkPageSetup *page_setup;
GtkPrintSettings *gtk_print_settings;
GtkPrintOperationResult res = GTK_PRINT_OPERATION_RESULT_ERROR;
struct print_settings *settings;
print_op = gtk_print_operation_new();
if (print_op == NULL) {
warn_user(messages_get("NoMemory"), 0);
return TRUE;
}
/* use previously saved settings if any */
gtk_print_settings = gtk_print_settings_new_from_file(
print_options_file_location, NULL);
if (gtk_print_settings != NULL) {
gtk_print_operation_set_print_settings(print_op,
gtk_print_settings);
/* We're not interested in the settings any more */
g_object_unref(gtk_print_settings);
}
content_to_print = bw->current_content;
page_setup = gtk_print_run_page_setup_dialog(gw->window, NULL, NULL);
if (page_setup == NULL) {
warn_user(messages_get("NoMemory"), 0);
g_object_unref(print_op);
return TRUE;
}
gtk_print_operation_set_default_page_setup(print_op, page_setup);
settings = print_make_settings(PRINT_DEFAULT, NULL, &nsfont);
g_signal_connect(print_op, "begin_print",
G_CALLBACK(gtk_print_signal_begin_print), settings);
g_signal_connect(print_op, "draw_page",
G_CALLBACK(gtk_print_signal_draw_page), NULL);
g_signal_connect(print_op, "end_print",
G_CALLBACK(gtk_print_signal_end_print), settings);
if (bw->current_content->type != CONTENT_TEXTPLAIN)
res = gtk_print_operation_run(print_op,
GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
gw->window,
NULL);
/* if the settings were used save them for future use */
if (res == GTK_PRINT_OPERATION_RESULT_APPLY) {
/* Don't ref the settings, as we don't want to own them */
gtk_print_settings = gtk_print_operation_get_print_settings(
print_op);
gtk_print_settings_to_file(gtk_print_settings,
print_options_file_location, NULL);
}
/* Our print_settings object is destroyed by the end print handler */
g_object_unref(page_setup);
g_object_unref(print_op);
return TRUE;
}
MENUHANDLER(close_window)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
/* close all tabs first */
gint numbertabs = gtk_notebook_get_n_pages(gw->notebook);
while (numbertabs-- > 1) {
nsgtk_tab_close_current(gw->notebook);
}
gtk_widget_destroy(GTK_WIDGET(gw->window));
return TRUE;
}
MENUHANDLER(quit)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
if (nsgtk_check_for_downloads(gw->window) == false)
netsurf_quit = true;
return TRUE;
}
MENUHANDLER(save_link)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct gui_window *gui = gw->top_level;
struct browser_window *bw = nsgtk_get_browser_for_gui(gui);
if (!current_menu_link_box)
return FALSE;
browser_window_download(bw, current_menu_link_box->href,
bw->current_content->url);
return TRUE;
}
MENUHANDLER(open_link_in_focused_tab)
{
temp_open_background = 0;
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct gui_window *gui = gw->top_level;
struct browser_window *bw = nsgtk_get_browser_for_gui(gui);
if (current_menu_link_box == NULL)
return FALSE;
browser_window_create(current_menu_link_box->href, bw, NULL, true,
true);
temp_open_background = -1;
return TRUE;
}
MENUHANDLER(open_link_in_background_tab)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct gui_window *gui = gw->top_level;
struct browser_window *bw = nsgtk_get_browser_for_gui(gui);
temp_open_background = 1;
if (current_menu_link_box == NULL)
return FALSE;
browser_window_create(current_menu_link_box->href, bw, NULL, true,
true);
temp_open_background = -1;
return TRUE;
}
MENUHANDLER(cut)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
GtkWidget *focused = gtk_window_get_focus(gw->window);
/* If the url bar has focus, let gtk handle it */
if (GTK_IS_EDITABLE (focused))
gtk_editable_cut_clipboard (GTK_EDITABLE(gw->url_bar));
else
browser_window_key_press(bw, KEY_CUT_SELECTION);
return TRUE;
}
MENUHANDLER(copy)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
GtkWidget *focused = gtk_window_get_focus(gw->window);
/* If the url bar has focus, let gtk handle it */
if (GTK_IS_EDITABLE (focused))
gtk_editable_copy_clipboard(GTK_EDITABLE(gw->url_bar));
else
gui_copy_to_clipboard(bw->sel);
return TRUE;
}
MENUHANDLER(paste)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct gui_window *gui = gw->top_level;
GtkWidget *focused = gtk_window_get_focus(gw->window);
/* If the url bar has focus, let gtk handle it */
if (GTK_IS_EDITABLE (focused))
gtk_editable_paste_clipboard (GTK_EDITABLE (focused));
else
gui_paste_from_clipboard(gui, 0, 0);
return TRUE;
}
MENUHANDLER(select_all)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
if (GTK_WIDGET_HAS_FOCUS(gw->url_bar)) {
LOG(("Selecting all URL bar text"));
gtk_editable_select_region(GTK_EDITABLE(gw->url_bar), 0, -1);
} else {
LOG(("Selecting all document text"));
selection_select_all(bw->sel);
}
return TRUE;
}
MENUHANDLER(preferences)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
if (gw->preferences_dialog == NULL)
gw->preferences_dialog = nsgtk_options_init(bw, gw->window);
else
gtk_widget_show (GTK_WIDGET(gw->preferences_dialog));
return TRUE;
}
MENUHANDLER(zoom_in)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
float old_scale = nsgtk_get_scale_for_gui(gw->top_level);
browser_window_set_scale(bw, old_scale + 0.05, true);
return TRUE;
}
MENUHANDLER(normal_size)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
browser_window_set_scale(bw, 1.0, true);
return TRUE;
}
MENUHANDLER(zoom_out)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level);
float old_scale = nsgtk_get_scale_for_gui(gw->top_level);
browser_window_set_scale(bw, old_scale - 0.05, true);
return TRUE;
}
MENUHANDLER(full_screen)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
if (gw->fullscreen) {
gtk_window_unfullscreen(gw->window);
} else {
gtk_window_fullscreen(gw->window);
}
gw->fullscreen = !gw->fullscreen;
return TRUE;
}
MENUHANDLER(view_source)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
nsgtk_source_dialog_init(gw->window,
nsgtk_get_browser_for_gui(gw->top_level));
return TRUE;
}
MENUHANDLER(menu_bar)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget))) {
gtk_widget_show(GTK_WIDGET(gw->menu_bar));
gtk_widget_show_all(GTK_WIDGET(gw->popup_menu));
GList *widgets = glade_xml_get_widget_prefix(gw->popup_xml,
"menupopup");
for (; widgets != NULL; widgets = widgets->next)
gtk_widget_hide(GTK_WIDGET(widgets->data));
} else {
gtk_widget_hide(GTK_WIDGET(gw->menu_bar));
gtk_widget_hide_all(GTK_WIDGET(gw->popup_menu));
gtk_widget_show(GTK_WIDGET(gw->popup_menu));
GList *widgets = glade_xml_get_widget_prefix(gw->popup_xml,
"menupopup");
for (; widgets != NULL; widgets = widgets->next)
gtk_widget_show_all(GTK_WIDGET(widgets->data));
}
return TRUE;
}
MENUHANDLER(tool_bar)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget))) {
gtk_widget_show(GTK_WIDGET(gw->tool_bar));
} else {
gtk_widget_hide(GTK_WIDGET(gw->tool_bar));
}
return TRUE;
}
MENUHANDLER(status_bar)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget))) {
gtk_widget_show(GTK_WIDGET(gw->status_bar));
} else {
gtk_widget_hide(GTK_WIDGET(gw->status_bar));
}
return TRUE;
}
MENUHANDLER(downloads)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
nsgtk_download_show(gw->window);
return TRUE;
}
MENUHANDLER(save_window_size)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
option_toolbar_status_width = gtk_paned_get_position(gw->status_pane);
gtk_window_get_position(gw->window, &option_window_x,
&option_window_y);
gtk_window_get_size(gw->window, &option_window_width,
&option_window_height);
options_write(options_file_location);
return TRUE;
}
MENUHANDLER(toggle_debug_rendering)
{
html_redraw_debug = !html_redraw_debug;
nsgtk_reflow_all_windows();
return TRUE;
}
MENUHANDLER(save_box_tree)
{
GtkWidget *save_dialog;
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
save_dialog = gtk_file_chooser_dialog_new("Save File", gw->window,
GTK_FILE_CHOOSER_ACTION_SAVE,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
NULL);
gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(save_dialog),
getenv("HOME") ? getenv("HOME") : "/");
gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(save_dialog),
"boxtree.txt");
if (gtk_dialog_run(GTK_DIALOG(save_dialog)) == GTK_RESPONSE_ACCEPT) {
gchar *filename = gtk_file_chooser_get_filename(
GTK_FILE_CHOOSER(save_dialog));
FILE *fh;
LOG(("Saving box tree dump to %s...\n", filename));
fh = fopen((const char *) filename, "w");
if (fh == NULL) {
warn_user("Error saving box tree dump.",
"Unable to open file for writing.");
} else {
struct browser_window *bw;
bw = nsgtk_get_browser_window(gw->top_level);
if (bw->current_content &&
bw->current_content->type ==
CONTENT_HTML) {
box_dump(fh,
bw->current_content->data.html.layout,
0);
}
fclose(fh);
}
g_free(filename);
}
gtk_widget_destroy(save_dialog);
return TRUE;
}
MENUHANDLER(save_dom_tree)
{
GtkWidget *save_dialog;
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
save_dialog = gtk_file_chooser_dialog_new("Save File", gw->window,
GTK_FILE_CHOOSER_ACTION_SAVE,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
NULL);
gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(save_dialog),
getenv("HOME") ? getenv("HOME") : "/");
gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(save_dialog),
"domtree.txt");
if (gtk_dialog_run(GTK_DIALOG(save_dialog)) == GTK_RESPONSE_ACCEPT) {
gchar *filename = gtk_file_chooser_get_filename(
GTK_FILE_CHOOSER(save_dialog));
FILE *fh;
LOG(("Saving dom tree to %s...\n", filename));
fh = fopen((const char *) filename, "w");
if (fh == NULL) {
warn_user("Error saving box tree dump.",
"Unable to open file for writing.");
} else {
struct browser_window *bw;
bw = nsgtk_get_browser_window(gw->top_level);
if (bw->current_content &&
bw->current_content->type ==
CONTENT_HTML) {
xmlDebugDumpDocument(fh,
bw->current_content->
data.html.document);
}
fclose(fh);
}
g_free(filename);
}
gtk_widget_destroy(save_dialog);
return TRUE;
}
MENUHANDLER(stop)
{
return nsgtk_window_stop_button_clicked(GTK_WIDGET(widget), g);
}
MENUHANDLER(reload)
{
return nsgtk_window_reload_button_clicked(GTK_WIDGET(widget), g);
}
MENUHANDLER(back)
{
return nsgtk_window_back_button_clicked(GTK_WIDGET(widget), g);
}
MENUHANDLER(forward)
{
return nsgtk_window_forward_button_clicked(GTK_WIDGET(widget), g);
}
MENUHANDLER(home)
{
return nsgtk_window_home_button_clicked(GTK_WIDGET(widget), g);
}
MENUHANDLER(local_history)
{
return nsgtk_window_history_button_clicked(GTK_WIDGET(widget), g);
}
MENUHANDLER(global_history)
{
gtk_widget_show(GTK_WIDGET(wndHistory));
gdk_window_raise(GTK_WIDGET(wndHistory)->window);
return TRUE;
}
MENUHANDLER(next_tab)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
gtk_notebook_next_page(gw->notebook);
return TRUE;
}
MENUHANDLER(prev_tab)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
gtk_notebook_prev_page(gw->notebook);
return TRUE;
}
MENUHANDLER(close_tab)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
nsgtk_tab_close_current(gw->notebook);
return TRUE;
}
MENUHANDLER(about)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
nsgtk_about_dialog_init(gw->window,
nsgtk_get_browser_for_gui(gw->top_level),
netsurf_version);
return TRUE;
}
/* signal handler functions for the local history window */
gboolean nsgtk_history_expose_event(GtkWidget *widget,
GdkEventExpose *event, gpointer g)
{
struct gtk_history_window *hw = (struct gtk_history_window *)g;
struct browser_window *bw =
nsgtk_get_browser_for_gui(hw->g->top_level);
current_widget = widget;
current_drawable = widget->window;
current_gc = gdk_gc_new(current_drawable);
#ifdef CAIRO_VERSION
current_cr = gdk_cairo_create(current_drawable);
#endif
plot = nsgtk_plotters;
nsgtk_plot_set_scale(1.0);
history_redraw(bw->history);
g_object_unref(current_gc);
#ifdef CAIRO_VERSION
cairo_destroy(current_cr);
#endif
return FALSE;
}
gboolean nsgtk_history_button_press_event(GtkWidget *widget,
GdkEventButton *event, gpointer g)
{
struct gtk_history_window *hw = (struct gtk_history_window *)g;
struct browser_window *bw =
nsgtk_get_browser_for_gui(hw->g->top_level);
LOG(("X=%g, Y=%g", event->x, event->y));
history_click(bw, bw->history,
event->x, event->y, false);
return TRUE;
}
#define GET_WIDGET(x) glade_xml_get_widget(g->xml, (x))
nsgtk_scaffolding *nsgtk_new_scaffolding(struct gui_window *toplevel)
{
struct gtk_scaffolding *g = malloc(sizeof(*g));
LOG(("Constructing a scaffold of %p for gui_window %p", g, toplevel));
g->top_level = toplevel;
open_windows++;
/* load the window template from the glade xml file, and extract
* widget references from it for later use.
*/
g->xml = glade_xml_new(glade_file_location, "wndBrowser", NULL);
glade_xml_signal_autoconnect(g->xml);
g->window = GTK_WINDOW(GET_WIDGET("wndBrowser"));
g->notebook = GTK_NOTEBOOK(GET_WIDGET("notebook"));
g->url_bar = GTK_ENTRY(GET_WIDGET("URLBar"));
g->menu_bar = GTK_MENU_BAR(GET_WIDGET("menubar"));
g->status_bar = GTK_STATUSBAR(GET_WIDGET("statusbar"));
g->edit_menu = GTK_MENU_ITEM(GET_WIDGET("menuitem_edit"));
g->tabs_menu = GTK_MENU_ITEM(GET_WIDGET("menuitem_tabs"));
g->tool_bar = GTK_TOOLBAR(GET_WIDGET("toolbar"));
g->back_button = GTK_TOOL_BUTTON(GET_WIDGET("toolBack"));
g->forward_button = GTK_TOOL_BUTTON(GET_WIDGET("toolForward"));
g->stop_button = GTK_TOOL_BUTTON(GET_WIDGET("toolStop"));
g->reload_button = GTK_TOOL_BUTTON(GET_WIDGET("toolReload"));
g->back_menu = GTK_MENU_ITEM(GET_WIDGET("back"));
g->history_button = GTK_TOOL_BUTTON(GET_WIDGET("toolHistory"));
g->forward_menu = GTK_MENU_ITEM(GET_WIDGET("forward"));
g->stop_menu = GTK_MENU_ITEM(GET_WIDGET("stop"));
g->reload_menu = GTK_MENU_ITEM(GET_WIDGET("reload"));
g->throbber = GTK_IMAGE(GET_WIDGET("throbber"));
g->preferences_dialog = NULL;
css_screen_dpi = gdk_screen_get_resolution(
gtk_widget_get_screen(GTK_WIDGET(g->window)));
LOG(("Set CSS DPI to %f", css_screen_dpi));
/* set this window's size and position to what's in the options, or
* or some sensible default if they're not set yet.
*/
if (option_window_width > 0) {
gtk_window_move(g->window, option_window_x, option_window_y);
gtk_window_resize(g->window, option_window_width,
option_window_height);
} else {
gtk_window_set_default_size(g->window, 600, 600);
}
/* Default toolbar button type uses system defaults */
if (option_button_type == 0) {
GtkSettings *settings = gtk_settings_get_default();
GtkIconSize tooliconsize;
GtkToolbarStyle toolbarstyle;
g_object_get(settings, "gtk-toolbar-icon-size", &tooliconsize,
"gtk-toolbar-style", &toolbarstyle, NULL);
switch (toolbarstyle) {
case GTK_TOOLBAR_ICONS:
option_button_type = (tooliconsize ==
GTK_ICON_SIZE_SMALL_TOOLBAR) ?
1 : 2;
break;
case GTK_TOOLBAR_TEXT:
option_button_type = 4;
break;
case GTK_TOOLBAR_BOTH:
case GTK_TOOLBAR_BOTH_HORIZ:
option_button_type = 3;
break;
default:
/* No system default, so use large icons */
option_button_type = 2;
break;
}
}
switch (option_button_type) {
case 1: /* Small icons */
gtk_toolbar_set_style(GTK_TOOLBAR(g->tool_bar),
GTK_TOOLBAR_ICONS);
gtk_toolbar_set_icon_size(GTK_TOOLBAR(g->tool_bar),
GTK_ICON_SIZE_SMALL_TOOLBAR);
break;
case 2: /* Large icons */
gtk_toolbar_set_style(GTK_TOOLBAR(g->tool_bar),
GTK_TOOLBAR_ICONS);
gtk_toolbar_set_icon_size(GTK_TOOLBAR(g->tool_bar),
GTK_ICON_SIZE_LARGE_TOOLBAR);
break;
case 3: /* Large icons with text */
gtk_toolbar_set_style(GTK_TOOLBAR(g->tool_bar),
GTK_TOOLBAR_BOTH);
gtk_toolbar_set_icon_size(GTK_TOOLBAR(g->tool_bar),
GTK_ICON_SIZE_LARGE_TOOLBAR);
break;
case 4: /* Text icons only */
gtk_toolbar_set_style(GTK_TOOLBAR(g->tool_bar),
GTK_TOOLBAR_TEXT);
default:
break;
}
nsgtk_tab_init(GTK_WIDGET(g->notebook));
/* set the URL entry box to expand, as we can't do this from within
* glade because of the way it emulates toolbars.
*/
gtk_tool_item_set_expand(GTK_TOOL_ITEM(GET_WIDGET("toolURLBar")),
TRUE);
/* disable toolbar buttons that make no sense initially. */
gtk_widget_set_sensitive(GTK_WIDGET(g->back_button), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(g->forward_button), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(g->stop_button), FALSE);
/* create the local history window to be associated with this browser */
g->history_window = malloc(sizeof(struct gtk_history_window));
g->history_window->g = g;
g->history_window->window =
GTK_WINDOW(gtk_window_new(GTK_WINDOW_TOPLEVEL));
gtk_window_set_transient_for(g->history_window->window, g->window);
gtk_window_set_default_size(g->history_window->window, 400, 400);
gtk_window_set_title(g->history_window->window, "NetSurf History");
gtk_window_set_type_hint(g->history_window->window,
GDK_WINDOW_TYPE_HINT_UTILITY);
g->history_window->scrolled =
GTK_SCROLLED_WINDOW(gtk_scrolled_window_new(0, 0));
gtk_container_add(GTK_CONTAINER(g->history_window->window),
GTK_WIDGET(g->history_window->scrolled));
gtk_widget_show(GTK_WIDGET(g->history_window->scrolled));
g->history_window->drawing_area =
GTK_DRAWING_AREA(gtk_drawing_area_new());
gtk_widget_set_events(GTK_WIDGET(g->history_window->drawing_area),
GDK_EXPOSURE_MASK |
GDK_POINTER_MOTION_MASK |
GDK_BUTTON_PRESS_MASK);
gtk_widget_modify_bg(GTK_WIDGET(g->history_window->drawing_area),
GTK_STATE_NORMAL,
&((GdkColor) { 0, 0xffff, 0xffff, 0xffff } ));
gtk_scrolled_window_add_with_viewport(g->history_window->scrolled,
GTK_WIDGET(g->history_window->drawing_area));
gtk_widget_show(GTK_WIDGET(g->history_window->drawing_area));
/* set up URL bar completion */
g->url_bar_completion = gtk_entry_completion_new();
gtk_entry_set_completion(g->url_bar, g->url_bar_completion);
gtk_entry_completion_set_match_func(g->url_bar_completion,
nsgtk_completion_match, NULL, NULL);
gtk_entry_completion_set_model(g->url_bar_completion,
GTK_TREE_MODEL(nsgtk_completion_list));
gtk_entry_completion_set_text_column(g->url_bar_completion, 0);
gtk_entry_completion_set_minimum_key_length(g->url_bar_completion, 1);
gtk_entry_completion_set_popup_completion(g->url_bar_completion, TRUE);
g_object_set(G_OBJECT(g->url_bar_completion),
"popup-set-width", TRUE,
"popup-single-match", TRUE,
NULL);
/* set up the throbber. */
gtk_image_set_from_pixbuf(g->throbber, nsgtk_throbber->framedata[0]);
g->throb_frame = 0;
#define CONNECT(obj, sig, callback, ptr) \
g_signal_connect(G_OBJECT(obj), (sig), G_CALLBACK(callback), (ptr))
/* connect history window signals to their handlers */
CONNECT(g->history_window->drawing_area, "expose_event",
nsgtk_history_expose_event, g->history_window);
// CONNECT(g->history_window->drawing_area, "motion_notify_event",
// nsgtk_history_motion_notify_event, g->history_window);
CONNECT(g->history_window->drawing_area, "button_press_event",
nsgtk_history_button_press_event, g->history_window);
CONNECT(g->history_window->window, "delete_event",
gtk_widget_hide_on_delete, NULL);
g_signal_connect_after(g->notebook, "page-added",
G_CALLBACK(nsgtk_window_tabs_num_changed), g);
g_signal_connect_after(g->notebook, "page-removed",
G_CALLBACK(nsgtk_window_tabs_num_changed), g);
/* connect signals to handlers. */
CONNECT(g->window, "delete-event", nsgtk_window_delete_event, g);
CONNECT(g->window, "destroy", nsgtk_window_destroy_event, g);
/* toolbar, URL bar, and menu bar signal handlers */
CONNECT(g->edit_menu, "show", nsgtk_window_edit_menu_clicked, g);
CONNECT(g->edit_menu, "hide", nsgtk_window_edit_menu_hidden, g);
CONNECT(g->back_button, "clicked", nsgtk_window_back_button_clicked,
g);
CONNECT(g->forward_button, "clicked",
nsgtk_window_forward_button_clicked, g);
CONNECT(g->history_button, "clicked",
nsgtk_window_history_button_clicked, g);
CONNECT(g->stop_button, "clicked", nsgtk_window_stop_button_clicked,
g);
CONNECT(g->reload_button, "clicked",
nsgtk_window_reload_button_clicked, g);
CONNECT(GET_WIDGET("toolHome"), "clicked",
nsgtk_window_home_button_clicked, g);
CONNECT(g->url_bar, "activate", nsgtk_window_url_activate_event, g);
CONNECT(g->url_bar, "changed", nsgtk_window_url_changed, g);
/* set up the menu signal handlers */
nsgtk_attach_menu_handlers(g->xml, g);
g->being_destroyed = 0;
g->fullscreen = false;
/* create the popup version of the menu */
g->popup_xml = glade_xml_new(glade_file_location, "menuPopup", NULL);
g->popup_menu = GTK_MENU(glade_xml_get_widget(g->popup_xml,
"menuPopup"));
/* TODO - find a way to add g->back, g->forward... directly to popup
* menu instead of copying in glade. Use something like:
* gtk_menu_shell_append (GTK_MENU_SHELL(g->popup_menu),
* GTK_WIDGET(glade_xml_get_widget(g->xml, "back"))); */
CONNECT(g->popup_menu, "hide", nsgtk_window_popup_menu_hidden, g);
CONNECT(glade_xml_get_widget(g->popup_xml, "popupBack"), "activate",
nsgtk_window_back_button_clicked, g);
CONNECT(glade_xml_get_widget(g->popup_xml, "popupForward"),"activate",
nsgtk_window_forward_button_clicked, g);
CONNECT(glade_xml_get_widget(g->popup_xml, "popupReload"), "activate",
nsgtk_window_reload_button_clicked, g);
CONNECT(glade_xml_get_widget(g->popup_xml, "save_link_popup"),
"activate", nsgtk_on_save_link_activate, g);
CONNECT(glade_xml_get_widget(g->popup_xml,
"open_link_in_focused_tab_popup"),
"activate",
nsgtk_on_open_link_in_focused_tab_activate, g);
CONNECT(glade_xml_get_widget(g->popup_xml,
"open_link_in_background_tab_popup"),
"activate",
nsgtk_on_open_link_in_background_tab_activate, g);
CONNECT(glade_xml_get_widget(g->popup_xml, "cut_popup"), "activate",
nsgtk_on_cut_activate, g);
CONNECT(glade_xml_get_widget(g->popup_xml, "copy_popup"), "activate",
nsgtk_on_copy_activate, g);
CONNECT(glade_xml_get_widget(g->popup_xml, "paste_popup"),"activate",
nsgtk_on_paste_activate, g);
#define POPUP_ATTACH(x, y) gtk_menu_item_set_submenu( \
GTK_MENU_ITEM(glade_xml_get_widget(g->popup_xml, x)),\
GTK_WIDGET(glade_xml_get_widget(g->xml, y)))
POPUP_ATTACH("menupopup_file", "menumain_file");
POPUP_ATTACH("menupopup_edit", "menumain_edit");
POPUP_ATTACH("menupopup_view", "menumain_view");
POPUP_ATTACH("menupopup_navigate", "menumain_navigate");
POPUP_ATTACH("menupopup_help", "menumain_help");
#undef POPUP_ATTACH
/* hides redundant popup menu items */
GList *widgets = glade_xml_get_widget_prefix(g->popup_xml,
"menupopup");
for (; widgets != NULL; widgets = widgets->next)
gtk_widget_hide(GTK_WIDGET(widgets->data));
/* disable PDF-requiring menu items */
#ifndef WITH_PDF_EXPORT
gtk_widget_set_sensitive(GET_WIDGET("export_pdf"), FALSE);
#endif
/* finally, show the window. */
gtk_widget_show(GTK_WIDGET(g->window));
return g;
}
void gui_window_set_title(struct gui_window *_g, const char *title)
{
static char suffix[] = " - NetSurf";
char nt[strlen(title) + strlen(suffix) + 1];
struct gtk_scaffolding *g = nsgtk_get_scaffold(_g);
nsgtk_tab_set_title(_g, title);
if (g->top_level == _g) {
if (title == NULL || title[0] == '\0')
{
gtk_window_set_title(g->window, "NetSurf");
}
else
{
strcpy(nt, title);
strcat(nt, suffix);
gtk_window_set_title(g->window, nt);
}
}
}
void gui_window_set_status(struct gui_window *_g, const char *text)
{
struct gtk_scaffolding *g = nsgtk_get_scaffold(_g);
assert(g);
assert(g->status_bar);
gtk_statusbar_push(g->status_bar, 0, text);
}
void gui_window_set_url(struct gui_window *_g, const char *url)
{
struct gtk_scaffolding *g = nsgtk_get_scaffold(_g);
if (g->top_level != _g) return;
gtk_entry_set_text(g->url_bar, url);
gtk_editable_set_position(GTK_EDITABLE(g->url_bar), -1);
}
void gui_window_start_throbber(struct gui_window* _g)
{
struct gtk_scaffolding *g = nsgtk_get_scaffold(_g);
gtk_widget_set_sensitive(GTK_WIDGET(g->stop_button), TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(g->reload_button), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(g->stop_menu), TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(g->reload_menu), FALSE);
nsgtk_window_update_back_forward(g);
schedule(10, nsgtk_throb, g);
}
void gui_window_stop_throbber(struct gui_window* _g)
{
struct gtk_scaffolding *g = nsgtk_get_scaffold(_g);
gtk_widget_set_sensitive(GTK_WIDGET(g->stop_button), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(g->reload_button), TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(g->stop_menu), FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(g->reload_menu), TRUE);
nsgtk_window_update_back_forward(g);
schedule_remove(nsgtk_throb, g);
gtk_image_set_from_pixbuf(g->throbber, nsgtk_throbber->framedata[0]);
}
gboolean nsgtk_scaffolding_is_busy(struct gtk_scaffolding *scaffold)
{
/* We are considered "busy" if the stop button is sensitive */
return GTK_WIDGET_SENSITIVE((GTK_WIDGET(scaffold->stop_button)));
}
GtkWindow* nsgtk_scaffolding_get_window (struct gui_window *g)
{
return g->scaffold->window;
}
GtkNotebook* nsgtk_scaffolding_get_notebook (struct gui_window *g)
{
return g->scaffold->notebook;
}
void nsgtk_scaffolding_set_top_level (struct gui_window *gw)
{
gw->scaffold->top_level = gw;
/* Synchronise the history (will also update the URL bar) */
nsgtk_window_update_back_forward(gw->scaffold);
/* Ensure the window's title bar is updated */
if (gw->bw != NULL && gw->bw->current_content != NULL) {
if (gw->bw->current_content->title != NULL) {
gui_window_set_title(gw,
gw->bw->current_content->title);
} else {
gui_window_set_title(gw, gw->bw->current_content->url);
}
}
}
void nsgtk_scaffolding_popup_menu(struct gtk_scaffolding *g,
gdouble x, gdouble y)
{
guint available_menu_options = 0;
GtkWidget *widget = NULL;
available_menu_options |=
nsgtk_scaffolding_update_link_operations_sensitivity(g,
g->popup_xml, x, y, TRUE);
available_menu_options |=
nsgtk_scaffolding_update_edit_actions_sensitivity(g,
g->popup_xml, TRUE);
/* Hide the separator as well */
if (!available_menu_options) {
widget = glade_xml_get_widget(g->popup_xml, "separator1");
gtk_widget_hide(widget);
}
gtk_menu_popup(g->popup_menu, NULL, NULL, NULL, NULL, 0,
gtk_get_current_event_time());
}
static guint nsgtk_scaffolding_update_link_operations_sensitivity(
struct gtk_scaffolding *g, GladeXML *xml, gdouble x, gdouble y,
gboolean hide)
{
gboolean is_sensitive;
GtkWidget *widget1, *widget2, *widget3;
widget1 = glade_xml_get_widget_prefix(xml, "save_link")->data;
widget2 = glade_xml_get_widget_prefix(xml,
"open_link_in_focused_tab")->data;
widget3 = glade_xml_get_widget_prefix(xml,
"open_link_in_background_tab")->data;
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
current_menu_link_box = NULL;
if (bw->current_content && bw->current_content->type == CONTENT_HTML) {
current_menu_link_box = box_href_at_point(bw->current_content,
x, y);
}
is_sensitive = (current_menu_link_box != NULL) ? TRUE : FALSE;
gtk_widget_set_sensitive(widget1, is_sensitive);
gtk_widget_set_sensitive(widget2, is_sensitive);
gtk_widget_set_sensitive(widget3, is_sensitive);
if (hide == TRUE && current_menu_link_box == NULL) {
gtk_widget_hide(widget1);
gtk_widget_hide(widget2);
gtk_widget_hide(widget3);
}
return is_sensitive;
}
static guint nsgtk_scaffolding_update_edit_actions_sensitivity(
struct gtk_scaffolding *g, GladeXML *xml, gboolean hide)
{
GtkWidget *widget = gtk_window_get_focus(g->window);
gboolean can_copy, can_cut, can_paste;
gboolean has_selection;
if (GTK_IS_EDITABLE (widget)) {
has_selection = gtk_editable_get_selection_bounds
(GTK_EDITABLE (widget), NULL, NULL);
can_copy = has_selection;
can_cut = has_selection;
can_paste = TRUE;
} else {
struct browser_window *bw =
nsgtk_get_browser_for_gui(g->top_level);
has_selection = bw->sel->defined;
can_copy = has_selection;
can_cut = (has_selection && bw->caret_callback != 0);
can_paste = (bw->paste_callback != 0);
}
widget = glade_xml_get_widget_prefix(xml, "copy")->data;
gtk_widget_set_sensitive (widget, can_copy);
if (hide && !can_copy)
gtk_widget_hide(widget);
widget = glade_xml_get_widget_prefix(xml, "cut")->data;
gtk_widget_set_sensitive (widget, can_cut);
if (hide && !can_cut)
gtk_widget_hide(widget);
widget = glade_xml_get_widget_prefix(xml, "paste")->data;
gtk_widget_set_sensitive (widget, can_paste);
if (hide && !can_paste)
gtk_widget_hide(widget);
return (can_paste | can_cut | can_copy);
}
static void nsgtk_scaffolding_enable_link_operations_sensitivity(
struct gtk_scaffolding *g, GladeXML *xml)
{
GtkWidget *widget1;
GtkWidget *widget2;
GtkWidget *widget3;
widget1 = glade_xml_get_widget_prefix(xml, "save_link")->data;
widget2 = glade_xml_get_widget_prefix(xml,
"open_link_in_focused_tab")->data;
widget3 = glade_xml_get_widget_prefix(xml,
"open_link_in_background_tab")->data;
gtk_widget_set_sensitive(widget1, TRUE);
gtk_widget_show(widget1);
gtk_widget_set_sensitive(widget2, TRUE);
gtk_widget_show(widget2);
gtk_widget_set_sensitive(widget3, TRUE);
gtk_widget_show(widget3);
}
static void nsgtk_scaffolding_enable_edit_actions_sensitivity(
struct gtk_scaffolding *g, GladeXML *xml)
{
GtkWidget *widget1;
GtkWidget *widget2;
GtkWidget *widget3;
GtkWidget *widget4;
GtkWidget *widget5;
widget1 = glade_xml_get_widget(xml, "separator");
widget2 = glade_xml_get_widget(xml, "separator1");
widget3 = glade_xml_get_widget_prefix(xml, "copy")->data;
widget4 = glade_xml_get_widget_prefix(xml, "cut")->data;
widget5 = glade_xml_get_widget_prefix(xml, "paste")->data;
gtk_widget_set_sensitive(widget3, TRUE);
gtk_widget_set_sensitive(widget4, TRUE);
gtk_widget_set_sensitive(widget5, TRUE);
gtk_widget_show(widget1);
gtk_widget_show(widget2);
gtk_widget_show(widget3);
gtk_widget_show(widget4);
gtk_widget_show(widget5);
}