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/* pager.c -- pager module of lxpanel project
*
* Copyright (C) 2009 Dongxu Li <song6song@sourceforge.net>
* 2012 Julien Lavergne <gilir@ubuntu.com>
*
* This file is part of lxpanel.
*
* lxpanel is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* lxpanel 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 sawfish; see the file COPYING. If not, write to
* the Free Software Foundation, 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*/
#include <gtk/gtk.h>
#include <gdk/gdkx.h>
#include <libfm/fm-gtk.h>
#include <glib/gi18n.h>
#ifndef WNCK_I_KNOW_THIS_IS_UNSTABLE
#define WNCK_I_KNOW_THIS_IS_UNSTABLE
#endif
#include <libwnck/libwnck.h>
#include "plugin.h"
/* command to configure desktop, it will be set by .config callback */
static const char *configure_command = NULL;
static void on_realize(GtkWidget *p, LXPanel *panel)
{
WnckPager *pager = WNCK_PAGER(gtk_bin_get_child(GTK_BIN(p)));
int rows, r, h = panel_get_height(panel);
/* set geometry */
wnck_pager_set_orientation(pager, panel_get_orientation(panel));
if (panel_get_orientation(panel) == GTK_ORIENTATION_VERTICAL)
h *= ((gfloat) gdk_screen_height() / (gfloat) gdk_screen_width());
rows = h / (panel_get_icon_size(panel) * 2) + 1; /* min */
r = (h - 4) / panel_get_icon_size(panel); /* max */
/* g_debug("pager for height %d and icon size %d: %d to %d",panel_get_height(panel),panel_get_icon_size(panel),r,rows); */
rows = MAX(rows, r);
wnck_pager_set_n_rows(pager, rows);
}
static void on_size_allocate(GtkWidget *p, GdkRectangle *allocation, LXPanel *panel)
{
/* g_debug("pager: on_size_allocate(): %dx%d", allocation->width, allocation->height); */
on_realize(p, panel);
}
static GtkWidget *pager_constructor(LXPanel *panel, config_setting_t *settings)
{
GtkWidget *p, *w;
int border = 1; /* NOTE: old 'pager' used 2, WnckPager has 1, need 1 more */
/* FIXME: use some global setting for border */
w = wnck_pager_new(NULL);
g_return_val_if_fail(w != NULL, 0);
p = gtk_alignment_new(0, 0, 1.0, 1.0);
/* we cannot configure pager until it added into widgets hierarchy */
g_signal_connect(p, "realize", G_CALLBACK(on_realize), panel);
g_signal_connect(p, "size-allocate", G_CALLBACK(on_size_allocate), panel);
wnck_pager_set_display_mode(WNCK_PAGER(w), WNCK_PAGER_DISPLAY_CONTENT);
gtk_widget_show(w);
gtk_alignment_set_padding(GTK_ALIGNMENT(p), border, border, border, border);
gtk_container_add(GTK_CONTAINER(p), w);
return p;
}
/* this is a modified version of patch from Lubuntu */
static GtkWidget *pager_configure(LXPanel *panel, GtkWidget *instance)
{
if (configure_command)
fm_launch_command_simple(NULL, NULL, G_APP_INFO_CREATE_NONE,
configure_command, NULL);
else
fm_show_error(NULL, NULL,
_("Sorry, there was no window manager configuration program found."));
return NULL; /* no configuration dialog of lxpanel available */
}
static void pager_menu_callback(GtkWidget *widget, gpointer data)
{
gtk_widget_set_sensitive(widget, FALSE);
}
static gboolean pager_update_context_menu(GtkWidget *plugin, GtkMenu *menu)
{
GdkScreen *screen = gdk_screen_get_default();
const char *wm_name = gdk_x11_screen_get_window_manager_name(screen);
char *path = NULL;
/* update configure_command */
configure_command = NULL;
if (g_strcmp0(wm_name, "Openbox") == 0)
{
if ((path = g_find_program_in_path("obconf")))
{
configure_command = "obconf --tab 6";
}
}
else if (g_strcmp0(wm_name, "compiz") == 0)
{
if ((path = g_find_program_in_path("ccsm")))
{
configure_command = "ccsm";
}
else if ((path = g_find_program_in_path("simple-ccsm")))
{
configure_command = "simple-ccsm";
}
}
/* FIXME: support other WMs */
if (configure_command == NULL)
{
/* disable 'Settings' menu item */
gtk_container_foreach(GTK_CONTAINER(menu), pager_menu_callback, NULL);
}
/* FIXME: else replace 'Settings' item label with "Launch Workspaces Configurator (%s)" */
g_free(path);
return FALSE;
}
static void pager_panel_configuration_changed(LXPanel *panel, GtkWidget *p)
{
on_realize(p, panel);
}
static LXPanelPluginInit wnck_pager = {
.name = N_("Desktop Pager"),
.description = N_("Simple pager plugin"),
.superseded = TRUE,
.new_instance = pager_constructor,
.config = pager_configure,
.update_context_menu = pager_update_context_menu,
.reconfigure = pager_panel_configuration_changed
};
static void pager_wnck_init(void)
{
lxpanel_register_plugin_type("wnckpager", &wnck_pager);
}
LXPanelPluginInit lxpanel_static_plugin_pager = {
.name = N_("Desktop Pager"),
.description = N_("Simple pager plugin"),
.init = pager_wnck_init,
.new_instance = pager_constructor,
.config = pager_configure,
.update_context_menu = pager_update_context_menu,
.reconfigure = pager_panel_configuration_changed
};
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