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netsurf/gtk/gtk_scaffolding.c

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/*
* This file is part of NetSurf, http://netsurf-browser.org/
* Licensed under the GNU General Public License,
* http://www.opensource.org/licenses/gpl-license
* Copyright 2006 Rob Kendrick <rjek@rjek.com>
*/
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <gtk/gtk.h>
#include <glade/glade.h>
#include "netsurf/content/content.h"
#include "netsurf/desktop/browser.h"
#include "netsurf/desktop/history_core.h"
#include "netsurf/desktop/gui.h"
#include "netsurf/desktop/netsurf.h"
#include "netsurf/desktop/plotters.h"
#include "netsurf/desktop/options.h"
#include "netsurf/desktop/textinput.h"
#include "netsurf/desktop/gesture_core.h"
#include "netsurf/gtk/gtk_gui.h"
#include "netsurf/gtk/gtk_plotters.h"
#include "netsurf/gtk/gtk_scaffolding.h"
#include "netsurf/gtk/gtk_options.h"
#include "netsurf/gtk/gtk_completion.h"
#include "netsurf/gtk/gtk_throbber.h"
#include "netsurf/gtk/gtk_history.h"
#include "netsurf/gtk/gtk_window.h"
#include "netsurf/gtk/gtk_schedule.h"
#include "netsurf/render/box.h"
#include "netsurf/render/font.h"
#include "netsurf/render/form.h"
#include "netsurf/render/html.h"
#include "netsurf/utils/messages.h"
#include "netsurf/utils/utils.h"
#undef NDEBUG
#include "netsurf/utils/log.h"
struct gtk_history_window;
struct gtk_scaffolding {
GtkWindow *window;
GtkEntry *url_bar;
GtkEntryCompletion *url_bar_completion;
GtkLabel *status_bar;
GtkToolButton *back_button;
GtkToolButton *forward_button;
GtkToolButton *stop_button;
GtkToolButton *reload_button;
GtkMenuItem *back_menu;
GtkMenuItem *forward_menu;
GtkMenuItem *stop_menu;
GtkMenuItem *reload_menu;
GtkImage *throbber;
GtkPaned *status_pane;
GladeXML *xml;
struct gtk_history_window *history_window;
int throb_frame;
struct gui_window *top_level;
int being_destroyed;
};
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 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_back_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 gboolean nsgtk_history_expose_event(GtkWidget *, GdkEventExpose *,
gpointer);
static gboolean nsgtk_history_motion_notify_event(GtkWidget *, GdkEventMotion *,
gpointer);
static gboolean nsgtk_history_button_press_event(GtkWidget *, GdkEventButton *,
gpointer);
static void nsgtk_attach_menu_handlers(GladeXML *, gpointer);
#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(close_window);
MENUPROTO(quit);
/* edit menu */
MENUPROTO(choices);
/* view menu */
MENUPROTO(stop);
MENUPROTO(reload);
MENUPROTO(zoom_in);
MENUPROTO(normal_size);
MENUPROTO(zoom_out);
MENUPROTO(save_window_size);
MENUPROTO(toggle_debug_rendering);
/* navigate menu */
MENUPROTO(back);
MENUPROTO(forward);
MENUPROTO(home);
MENUPROTO(local_history);
MENUPROTO(global_history);
/* help menu */
MENUPROTO(about);
/* 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(close_window),
MENUEVENT(quit),
/* edit menu */
MENUEVENT(choices),
/* view menu */
MENUEVENT(stop),
MENUEVENT(reload),
MENUEVENT(zoom_in),
MENUEVENT(normal_size),
MENUEVENT(zoom_out),
MENUEVENT(save_window_size),
MENUEVENT(toggle_debug_rendering),
/* navigate menu */
MENUEVENT(back),
MENUEVENT(forward),
MENUEVENT(home),
MENUEVENT(local_history),
MENUEVENT(global_history),
/* 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++;
}
}
/* event handlers and support functions for them */
void nsgtk_window_destroy_event(GtkWidget *widget, gpointer data)
{
struct gtk_scaffolding *g = data;
LOG(("Being Destroyed = %d", g->being_destroyed));
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;
gui_window_destroy(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));
/* 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 and URL bar */
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;
}
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 = "http://netsurf-browser.org/";
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
if (option_homepage_url != NULL)
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;
char *referer = 0;
struct browser_window *bw = nsgtk_get_browser_for_gui(g->top_level);
if (bw->current_content && bw->current_content->url)
referer = bw->current_content->url;
browser_window_go(bw, gtk_entry_get_text(GTK_ENTRY(g->url_bar)),
referer, 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;
}
/* signal handlers for menu entries */
#define MENUHANDLER(x) gboolean nsgtk_on_##x##_activate(GtkMenuItem *widget, \
gpointer g)
MENUHANDLER(new_window)
{
return TRUE;
}
MENUHANDLER(close_window)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
gtk_widget_destroy(GTK_WIDGET(gw->window));
return TRUE;
}
MENUHANDLER(quit)
{
netsurf_quit = true;
return TRUE;
}
MENUHANDLER(choices)
{
gtk_widget_show(GTK_WIDGET(wndChoices));
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(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;
gui_window_redraw_window(g);
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)
{
struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g;
gtk_widget_show(GTK_WIDGET(gw->history_window->window));
gdk_window_raise(GDK_WINDOW(gw->history_window->window));
return TRUE;
}
MENUHANDLER(global_history)
{
gtk_widget_show(GTK_WIDGET(wndHistory));
gdk_window_raise(GDK_WINDOW(wndHistory));
return TRUE;
}
MENUHANDLER(about)
{
gtk_widget_show(GTK_WIDGET(wndAbout));
gdk_window_raise(GDK_WINDOW(wndAbout));
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_motion_notify_event(GtkWidget *widget,
GdkEventMotion *event, gpointer g)
{
/* if we're hovering over a history item, popup our tooltip bodge
* describing the page.
*/
struct gtk_history_window *gw = g;
struct browser_window *bw = nsgtk_get_browser_for_gui(gw->g->top_level);
const char *url;
int winx, winy;
// if (!option_history_tooltip)
// return TRUE;
url = history_position_url(bw->history, event->x, event->y);
if (url == NULL) {
gtk_widget_hide(GTK_WIDGET(wndTooltip));
return TRUE;
}
gtk_label_set_text(labelTooltip, url);
gtk_window_get_position(gw->g->window, &winx, &winy);
LOG(("winx = %d, winy = %d, event->x = %d, event->y = %d",
winx, winy, (int)(event->x), (int)(event->y)));
gtk_widget_show(GTK_WIDGET(wndTooltip));
LOG(("Move"));
gtk_window_move(wndTooltip, event->x + winx, event->y + winy);
return TRUE;
}
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=%d, Y=%d", 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))
void nsgtk_attach_toplevel_viewport(nsgtk_scaffolding *g,
GtkViewport *vp)
{
/* Insert the viewport into the right part of our table */
GtkTable *table = GTK_TABLE(GET_WIDGET("centreTable"));
LOG(("Attaching viewport to scaffolding %p", g));
gtk_table_attach_defaults(table, GTK_WIDGET(vp), 0, 1, 0, 1);
/* connect our scrollbars to the viewport */
gtk_viewport_set_hadjustment(vp,
gtk_range_get_adjustment(GTK_RANGE(GET_WIDGET("coreScrollHorizontal"))));
gtk_viewport_set_vadjustment(vp,
gtk_range_get_adjustment(GTK_RANGE(GET_WIDGET("coreScrollVertical"))));
/* And set the size-request to zero to cause it to get its act together */
gtk_widget_set_size_request(GTK_WIDGET(vp), 0, 0);
}
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->url_bar = GTK_ENTRY(GET_WIDGET("URLBar"));
g->status_bar = GTK_LABEL(GET_WIDGET("statusBar"));
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->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->status_pane = GTK_PANED(GET_WIDGET("hpaned1"));
/* 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);
}
/* set the size of the hpane with status bar and h scrollbar */
gtk_paned_set_position(g->status_pane, option_toolbar_status_width);
/* 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 assoicated 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);
/* connect signals to handlers. */
CONNECT(g->window, "destroy", nsgtk_window_destroy_event, g);
/* toolbar and URL bar signal handlers */
CONNECT(g->back_button, "clicked", nsgtk_window_back_button_clicked, g);
CONNECT(g->forward_button, "clicked",
nsgtk_window_forward_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;
/* 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);
if (g->top_level != _g) return;
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);
gtk_label_set_text(g->status_bar, 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_button), 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]);
// Issue a final reflow so that the content object reports its size correctly
nsgtk_gui_window_update_targets(_g);
schedule(5, (gtk_callback)(nsgtk_window_reflow_content), _g);
}
gboolean nsgtk_scaffolding_is_busy(nsgtk_scaffolding *scaffold)
{
/* We are considered "busy" if the stop button is sensitive */
return GTK_WIDGET_SENSITIVE((GTK_WIDGET(scaffold->stop_button)));
}
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