C++ GTK_EVENT_BOX函数代码示例

void
mc_create_command_entry (MCData *mc)
{

    mc->applet_box = icon_entry_new ();
    mc->entry= ICON_ENTRY(mc->applet_box)->entry;
    g_object_set_data (G_OBJECT (mc->applet_box), "mcdata", mc);
    gtk_entry_set_max_length (GTK_ENTRY (mc->entry), MC_MAX_COMMAND_LENGTH);
    
    mc->history_button = gtk_event_box_new ();
    gtk_event_box_set_visible_window (GTK_EVENT_BOX (mc->history_button), FALSE);
    mc->history_image = gtk_image_new_from_stock ("gtk-go-down", 
        GTK_ICON_SIZE_MENU);
    gtk_widget_show (mc->history_image);
    gtk_container_add (GTK_CONTAINER (mc->history_button), mc->history_image);
    icon_entry_pack_widget (ICON_ENTRY(mc->applet_box), mc->history_button, FALSE);
    
    mc->file_select_button = gtk_event_box_new ();
    gtk_event_box_set_visible_window (GTK_EVENT_BOX (mc->file_select_button), FALSE);
    mc->file_select_image = gtk_image_new_from_stock ("gtk-open", 
        GTK_ICON_SIZE_MENU);
    gtk_widget_show (mc->file_select_image);
    gtk_container_add (GTK_CONTAINER (mc->file_select_button), mc->file_select_image);
    icon_entry_pack_widget (ICON_ENTRY(mc->applet_box), 
        mc->file_select_button, FALSE);
    
    g_signal_connect (mc->entry, "key_press_event",
		      G_CALLBACK (command_key_event), mc);
   
    g_signal_connect (mc->entry, "button_press_event",
		      G_CALLBACK (button_press_cb), mc);

    g_signal_connect (mc->file_select_button, "button_press_event",
		      G_CALLBACK (button_press_hack), mc);
          
    g_signal_connect (mc->history_button, "button_press_event",
		      G_CALLBACK (button_press_hack), mc);

    if (!mc->preferences.show_default_theme)
    {
	    gtk_widget_set_name (mc->entry, "minicommander-applet-entry");
	    mc_command_update_entry_color (mc); 
    }
    else
	    gtk_widget_set_name (mc->entry,
			    "minicommander-applet-entry-default");

    mc_command_update_entry_size (mc);

    set_atk_name_description (mc->entry,
			      _("Command line"), 
			      _("Type a command here and Gnome will execute it for you"));
}

static GtkEventBox*
assign_cellbutton(UIMCandWinHorizontalGtk *horizontal_cwin,
		  gint cand_index, gint display_limit)
{
  struct index_button *idxbutton;
  int len;
  GPtrArray *buttons;

  buttons = horizontal_cwin->buttons;
  len = buttons->len;

  if (len <= cand_index) {
    GtkWidget *button;
    GtkWidget *label;

    button = gtk_event_box_new();
    gtk_event_box_set_above_child(GTK_EVENT_BOX(button), TRUE);
    label = gtk_label_new("");
    gtk_container_add(GTK_CONTAINER(button), label);
    scale_label(GTK_EVENT_BOX(button), PANGO_SCALE_LARGE);
    g_signal_connect(button, "button-press-event", G_CALLBACK(button_clicked), horizontal_cwin);
#if GTK_CHECK_VERSION(2, 90, 0)
    g_signal_connect_after(label, "draw", G_CALLBACK(label_draw), horizontal_cwin);
#else
    g_signal_connect_after(label, "expose-event", G_CALLBACK(label_exposed), horizontal_cwin);
#endif
#if GTK_CHECK_VERSION(3, 4, 0)
    gtk_widget_set_hexpand(button, TRUE);
    gtk_widget_set_vexpand(button, TRUE);
    gtk_grid_attach(GTK_GRID(UIM_CAND_WIN_GTK(horizontal_cwin)->view), button,
                    cand_index, 0, 1, 1);
#else
    gtk_table_attach_defaults(GTK_TABLE(UIM_CAND_WIN_GTK(horizontal_cwin)->view), button, cand_index, cand_index + 1, 0, 1);
#endif
    idxbutton = g_malloc(sizeof(struct index_button));
    if (idxbutton) {
      idxbutton->button = GTK_EVENT_BOX(button);
      clear_button(idxbutton, cand_index);
      idxbutton->cand_index_in_page = cand_index;
    }
    g_ptr_array_add(horizontal_cwin->buttons, idxbutton);
  } else {
    idxbutton = g_ptr_array_index(buttons, cand_index);
    idxbutton->cand_index_in_page = cand_index;
  }

  return idxbutton->button;
}

CCMCellExtension *
ccm_cell_extension_new (const gchar * path, int width)
{
    g_return_val_if_fail (path != NULL, NULL);

    CCMCellExtension *self = g_object_new (CCM_TYPE_CELL_EXTENSION, NULL);
    GtkWidget *vbox, *hbox, *button;

    self->priv->path = g_strdup (path);

    vbox = gtk_vbox_new (FALSE, 0);
    gtk_widget_show (vbox);
    gtk_container_add (GTK_CONTAINER (self), vbox);

    // Name/description label
    self->priv->name = gtk_label_new ("\n");
    gtk_widget_set_size_request (self->priv->name, width - 4, -1);
    gtk_label_set_use_markup (GTK_LABEL (self->priv->name), TRUE);
    gtk_label_set_line_wrap (GTK_LABEL (self->priv->name), TRUE);
    gtk_widget_show (self->priv->name);
    gtk_box_pack_start (GTK_BOX (vbox), self->priv->name, TRUE, TRUE, 0);

    // Add activation line
    hbox = gtk_hbox_new (FALSE, 5);
    gtk_widget_show (hbox);
    gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);
    gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);

    self->priv->author = gtk_label_new ("");
    gtk_label_set_use_markup (GTK_LABEL (self->priv->author), TRUE);
    gtk_widget_show (self->priv->author);
    gtk_box_pack_start (GTK_BOX (hbox), self->priv->author, TRUE, TRUE, 0);

    self->priv->enable = gtk_label_new ("");
    gtk_label_set_use_markup (GTK_LABEL (self->priv->enable), TRUE);
    gtk_label_set_markup (GTK_LABEL (self->priv->enable), "<span size='small'>Enable</span>");
    gtk_widget_show (self->priv->enable);

    button = gtk_button_new ();
    gtk_widget_show (button);
    gtk_container_add (GTK_CONTAINER (button), self->priv->enable);
    gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);

    gtk_event_box_set_above_child (GTK_EVENT_BOX (self), FALSE);
    gtk_event_box_set_visible_window (GTK_EVENT_BOX (self), FALSE);

    return self;
}

void tabmanagergui_create_label (GuTabPage* tp, gchar* labeltext) {
    static unsigned count = 0;
    GtkRcStyle* rcstyle = NULL;
    GtkWidget* image = NULL;
    GtkHBox* hbox;

    tp->labelbox = gtk_event_box_new ();
    hbox = GTK_HBOX (gtk_hbox_new (FALSE, 0));
    tp->unsavednr = ++count;
    
    gtk_event_box_set_visible_window (GTK_EVENT_BOX (tp->labelbox), FALSE);
    gtk_container_add (GTK_CONTAINER(tp->labelbox), GTK_WIDGET (hbox));
    
    tp->label = GTK_LABEL (gtk_label_new (labeltext));

    gtk_box_pack_start (GTK_BOX (hbox), GTK_WIDGET (tp->label), TRUE, TRUE, 5);
    
    tp->button = GTK_BUTTON (gtk_button_new());
    image = gtk_image_new_from_stock (GTK_STOCK_CLOSE, GTK_ICON_SIZE_MENU);
    gtk_button_set_image (tp->button, image);
    g_object_set (tp->button, "relief", GTK_RELIEF_NONE, 
                         "focus-on-click", FALSE, NULL);
    gtk_box_pack_start (GTK_BOX (hbox), GTK_WIDGET (tp->button), FALSE,FALSE,0);
    
    rcstyle = gtk_rc_style_new ();
    rcstyle->xthickness = rcstyle->ythickness = 0;
    gtk_widget_modify_style (GTK_WIDGET (tp->button), rcstyle);
    g_object_unref (rcstyle);

    gtk_widget_show_all (GTK_WIDGET (hbox));
}

int main(int argc, char *argv[]){

	GtkWidget *window, *eventbox, *label;

	gtk_init (&argc,&argv);

	window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
	gtk_window_set_title (GTK_WINDOW (window), "Event Box");
	gtk_container_set_border_width (GTK_CONTAINER (window),10);
	gtk_widget_set_size_request (window, 200, 50);
		
	g_signal_connect (G_OBJECT (window),"destroy",
					  G_CALLBACK(destroy), NULL);

	eventbox = gtk_event_box_new();
	label = gtk_label_new ("Double-Click it!");
	
	/* Set the order in which the widgets will recieve notification of events. */
	gtk_event_box_set_above_child (GTK_EVENT_BOX (eventbox), FALSE);

	g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (button_pressed), (gpointer) label);
	
	gtk_container_add (GTK_CONTAINER (eventbox), label);
	gtk_container_add (GTK_CONTAINER (window), eventbox);

	/* ALlow the event box to catch button presses, realize the widget, and set the cursor that will be displayed when the mouse is over the event box*/
	gtk_widget_set_events (eventbox, GDK_BUTTON_PRESS_MASK);
	gtk_widget_realize(eventbox);
	gdk_window_set_cursor (eventbox->window, gdk_cursor_new (GDK_HAND1));
	gtk_widget_show_all (window);

	gtk_main();
	return 0;

}

static void
gimp_color_bar_init (GimpColorBar *bar)
{
  gtk_event_box_set_visible_window (GTK_EVENT_BOX (bar), FALSE);

  bar->orientation = GTK_ORIENTATION_HORIZONTAL;
}

int
main (int argc, char *argv[])
{
	GtkWidget *window;
	GtkWidget *eventbox;
	GtkWidget *icon;

	gtk_init (&argc, &argv);

	window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
	g_signal_connect (G_OBJECT (window), "destroy", G_CALLBACK (gtk_main_quit), NULL);

	icon = gtk_image_new_from_file ("bt-blocked.svg");
	eventbox = gtk_event_box_new ();
	gtk_widget_set_app_paintable(eventbox, TRUE);
	g_signal_connect (G_OBJECT (eventbox), "draw", G_CALLBACK (draw_box_back), NULL);
	gtk_event_box_set_visible_window (GTK_EVENT_BOX (eventbox), TRUE);

	gtk_container_add (GTK_CONTAINER (eventbox), icon);
	gtk_container_add (GTK_CONTAINER (window), eventbox);

	gtk_widget_show_all (window);

	gtk_main ();

	return 0;
}

Splash *oregano_splash_new (GError **error)
{
	GtkBuilder *gui;
	Splash *sp;
	GtkEventBox *event;

	if ((gui = gtk_builder_new ()) == NULL) {
		g_set_error_literal (error, OREGANO_ERROR, OREGANO_UI_ERROR_NO_BUILDER,
		                     _ ("Failed to spawn builder"));
		return NULL;
	}
	gtk_builder_set_translation_domain (gui, NULL);

	if (gtk_builder_add_from_file (gui, OREGANO_UIDIR "/splash.ui", error) <= 0) {
		return NULL;
	}

	sp = g_new0 (Splash, 1);
	sp->can_destroy = FALSE;

	sp->win = GTK_WINDOW (gtk_builder_get_object (gui, "splash"));
	sp->lbl = GTK_LABEL (gtk_builder_get_object (gui, "label"));
	sp->progress = GTK_WIDGET (gtk_builder_get_object (gui, "pbar"));

	event = GTK_EVENT_BOX (gtk_builder_get_object (gui, "event"));
	sp->event = GTK_WIDGET (event);

	gtk_progress_bar_set_pulse_step (GTK_PROGRESS_BAR (sp->progress), 0.07);
	gtk_widget_show_all (GTK_WIDGET (sp->win));

	while (gtk_events_pending ())
		gtk_main_iteration ();
	return sp;
}

static TimeOutPlugin*
time_out_new (XfcePanelPlugin *plugin)
{
  TimeOutPlugin *time_out;
  GtkOrientation orientation;

  /* Allocate memory for the plugin structure */
  time_out = panel_slice_new0 (TimeOutPlugin);

  /* Store pointer to the plugin */
  time_out->plugin = plugin;

  /* Create lock screen */
  time_out->lock_screen = time_out_lock_screen_new ();

  /* Connect to 'postpone' signal of the lock screen */
  g_signal_connect (G_OBJECT (time_out->lock_screen), "postpone", G_CALLBACK (time_out_postpone), time_out);

  /* Connect to 'resume' signal of the lock screen */
  g_signal_connect (G_OBJECT (time_out->lock_screen), "resume", G_CALLBACK (time_out_resume), time_out);

  /* Create countdowns */
  time_out->break_countdown = time_out_countdown_new ();
  time_out->lock_countdown = time_out_countdown_new ();

  /* Connect to break countdown signals */
  g_signal_connect (G_OBJECT (time_out->break_countdown), "update", G_CALLBACK (time_out_break_countdown_update), time_out);
  g_signal_connect (G_OBJECT (time_out->break_countdown), "finish", G_CALLBACK (time_out_break_countdown_finish), time_out);

  /* Connect to lock countdown signals */
  g_signal_connect (G_OBJECT (time_out->lock_countdown), "update", G_CALLBACK (time_out_lock_countdown_update), time_out);
  g_signal_connect (G_OBJECT (time_out->lock_countdown), "finish", G_CALLBACK (time_out_lock_countdown_finish), time_out);

  /* Get the current orientation */
  orientation = xfce_panel_plugin_get_orientation (plugin);

  /* Create event box to catch user events */
  time_out->ebox = gtk_event_box_new ();
  gtk_event_box_set_visible_window(GTK_EVENT_BOX(time_out->ebox), FALSE);
  gtk_widget_show (time_out->ebox);

  /* Create flexible box which can do both, horizontal and vertical layout */
  time_out->hvbox = xfce_hvbox_new (orientation, FALSE, 2);
  gtk_container_add (GTK_CONTAINER (time_out->ebox), time_out->hvbox);
  gtk_widget_show (time_out->hvbox);

  /* Create time out icon */
  time_out->panel_icon = gtk_image_new_from_icon_name ("xfce4-time-out-plugin", GTK_ICON_SIZE_DIALOG);
  gtk_image_set_pixel_size (GTK_IMAGE (time_out->panel_icon), xfce_panel_plugin_get_size (time_out->plugin) - 8);
  gtk_box_pack_start (GTK_BOX (time_out->hvbox), time_out->panel_icon, TRUE, TRUE, 0);
  gtk_widget_show (time_out->panel_icon);

  /* Create label for displaying the remaining time until the next break */
  time_out->time_label = gtk_label_new (_("Inactive"));
  gtk_misc_set_alignment (GTK_MISC (time_out->time_label), 0.5, 0.5);
  gtk_box_pack_start (GTK_BOX (time_out->hvbox), time_out->time_label, TRUE, TRUE, 0);
  gtk_widget_show (time_out->time_label);

  return time_out;
}

static GtkWidget *ui_make_img_btn(char *img_btn)
{
	GtkWidget *image;
	GtkWidget *eventbox;

	eventbox = gtk_event_box_new();

	gtk_widget_set_events(eventbox, GDK_MOTION_NOTIFY | GDK_BUTTON_RELEASE
	  				| GDK_BUTTON_PRESS
	  				| GDK_ENTER_NOTIFY
	  				| GDK_LEAVE_NOTIFY);

	image = gtk_image_new_from_file(img_btn);

	gtk_container_add(GTK_CONTAINER(eventbox), image);

	/* set eventbox not visible, only accept event */
	gtk_event_box_set_visible_window(GTK_EVENT_BOX(eventbox), FALSE);

	/* just change the mouse style */
	g_signal_connect(eventbox, "button_press_event", G_CALLBACK(e_img_btn_handle), NULL);
	g_signal_connect(eventbox, "button_release_event", G_CALLBACK(e_img_btn_handle), NULL);
	g_signal_connect(eventbox, "enter_notify_event", G_CALLBACK(e_img_btn_handle), NULL);
	g_signal_connect(eventbox, "leave_notify_event", G_CALLBACK(e_img_btn_handle), NULL);

	return eventbox;
}

static void
colorful_tabs_deactivate_cb (MidoriExtension* extension,
                             MidoriBrowser*   browser)
{
    guint i;
    GtkWidget* view;
    MidoriApp* app = midori_extension_get_app (extension);

    g_signal_handlers_disconnect_by_func (
        app, colorful_tabs_app_add_browser_cb, extension);
    g_signal_handlers_disconnect_by_func (
        browser, colorful_tabs_browser_add_tab_cb, extension);
    g_signal_handlers_disconnect_by_func (
        extension, colorful_tabs_deactivate_cb, browser);
    i = 0;
    while ((view = midori_browser_get_nth_tab (browser, i++)))
    {
        GtkWidget* label = midori_view_get_proxy_tab_label (MIDORI_VIEW (view));
        gtk_event_box_set_visible_window (GTK_EVENT_BOX (label), FALSE);
        gtk_widget_modify_bg (label, GTK_STATE_NORMAL, NULL);
        gtk_widget_modify_bg (label, GTK_STATE_ACTIVE, NULL);
        gtk_container_foreach (GTK_CONTAINER (gtk_bin_get_child (GTK_BIN (label))),
                               (GtkCallback) colorful_tabs_modify_fg,
                               NULL);
        g_signal_handlers_disconnect_by_func (
            view, colorful_tabs_view_notify_uri_cb, extension);
    }
}

void make_cancel_button(GtkWidget *fixed_base)
{
	GtkWidget *fixed;
	GtkWidget *event_box;
	GtkWidget *label;

	fixed = fixed_base;

	label = gtk_label_new(cancel_text);
	gtk_widget_set_size_request(label, cancel_label_width, cancel_label_height);
	gtk_widget_show(label);

	GdkColor white = {0, 65535, 65535, 65535};
	GtkRcStyle *rc_style = gtk_rc_style_new ();
	rc_style->fg[GTK_STATE_NORMAL] = white;
	rc_style->color_flags[GTK_STATE_NORMAL] |= GTK_RC_FG;
	gtk_widget_modify_style(label, rc_style);
	gtk_rc_style_unref(rc_style);

	event_box = gtk_event_box_new();
	gtk_container_add(GTK_CONTAINER(event_box), label);
	gtk_event_box_set_visible_window(GTK_EVENT_BOX(event_box), FALSE);
	gtk_widget_show(event_box);
	g_signal_connect(G_OBJECT(event_box), "enter_notify_event",
						G_CALLBACK(cancel_enter), NULL);
	g_signal_connect(G_OBJECT(event_box), "leave_notify_event",
						G_CALLBACK(cancel_leave), NULL);
	g_signal_connect(G_OBJECT(event_box), "button_press_event",
						G_CALLBACK(cancel_press), NULL);

	gtk_widget_show(event_box);
	gtk_fixed_put(GTK_FIXED(fixed), event_box, cancel_label_pos_x, cancel_label_pos_y);
}

// Public functions
GtkWidget *dtgtk_icon_new(DTGTKCairoPaintIconFunc paint, gint paintflags)
{
  GtkDarktableIcon *icon;
  icon = g_object_new(dtgtk_icon_get_type(), NULL);
  gtk_event_box_set_visible_window(GTK_EVENT_BOX(icon), FALSE);
  icon->icon = paint;
  icon->icon_flags = paintflags;
  return (GtkWidget *)icon;
}

static WindowckPlugin * windowck_new(XfcePanelPlugin *plugin)
{
    WindowckPlugin *wckp;

    GtkOrientation orientation;
    GtkWidget *label;

    /* allocate memory for the plugin structure */
    wckp = g_slice_new0 (WindowckPlugin);

    /* pointer to plugin */
    wckp->plugin = plugin;

    /* read the user settings */
    windowck_read(wckp);

    /* get the current orientation */
    orientation = xfce_panel_plugin_get_orientation(plugin);

    /* not needed for shrink mode */
    if (!wckp->prefs->size_mode == SHRINK)
        xfce_panel_plugin_set_shrink (plugin, TRUE);

    /* create some panel widgets */
    wckp->ebox = gtk_event_box_new();
    gtk_event_box_set_visible_window(GTK_EVENT_BOX(wckp->ebox), FALSE);
    gtk_widget_set_name(wckp->ebox, "XfceWindowckPlugin");

    wckp->alignment = gtk_alignment_new (0.5, 0.5, 0, 0);

    wckp->hvbox = xfce_hvbox_new(orientation, FALSE, 2);

    /* some wckp widgets */
    label = gtk_label_new("");
    wckp->title = GTK_LABEL (label);

    create_icon (wckp);

    gtk_box_pack_start (GTK_BOX(wckp->hvbox), label, TRUE, TRUE, 0);

    if (wckp->prefs->icon_on_right)
    {
        gtk_box_reorder_child (GTK_BOX (wckp->hvbox), GTK_WIDGET(wckp->icon->eventbox), 1);
    }

    gtk_container_add(GTK_CONTAINER(wckp->alignment), GTK_WIDGET(wckp->hvbox));
    gtk_container_add(GTK_CONTAINER(wckp->ebox), wckp->alignment);

    /* show widgets */
    gtk_widget_show(wckp->ebox);
    gtk_widget_show(wckp->alignment);
    gtk_widget_show(wckp->hvbox);
    gtk_widget_show(label);

    return wckp;
}

G_MODULE_EXPORT GtkWidget *
mb_panel_applet_create (const char *id, GtkOrientation orientation)
{
  GtkWidget *box, *image;

  box = gtk_event_box_new ();
  gtk_event_box_set_visible_window (GTK_EVENT_BOX (box), FALSE);
  gtk_event_box_set_above_child (GTK_EVENT_BOX (box), TRUE);
  gtk_widget_set_name (box, "MatchboxPanelKeyboard");

  image = mb_panel_scaling_image2_new (orientation, "matchbox-keyboard");
  gtk_container_add (GTK_CONTAINER (box), image);

  g_signal_connect (box, "button-release-event", G_CALLBACK (on_toggled), NULL);

  gtk_widget_show_all (box);

  return box;
}