diff options
Diffstat (limited to 'eazel-engine/capplet/eazel-engine-capplet.c')
| -rw-r--r-- | eazel-engine/capplet/eazel-engine-capplet.c | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/eazel-engine/capplet/eazel-engine-capplet.c b/eazel-engine/capplet/eazel-engine-capplet.c new file mode 100644 index 0000000..35f8e3a --- /dev/null +++ b/eazel-engine/capplet/eazel-engine-capplet.c @@ -0,0 +1,284 @@ +/* eazel-engine-capplet.c -- control center applet + + Copyright (C) 2001 Eazel, Inc. + + This program 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 of the + License, or (at your option) any later version. + + This program 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, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + + $Id: eazel-engine-capplet.c,v 1.3 2001/01/22 20:25:16 jsh Exp $ + + Authors: John Harper <jsh@eazel.com> */ + +/* AIX requires this to be the first thing in the file. */ +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#ifndef __GNUC__ +# if HAVE_ALLOCA_H +# include <alloca.h> +# else +# ifdef _AIX + #pragma alloca +# else +# ifndef alloca /* predefined by HP cc +Olibcalls */ + char *alloca (); +# endif +# endif +# endif +#endif + +#include <gtk/gtk.h> +#include <capplet-widget.h> + +#define FILENAME ".eazel-engine-color" + +static GdkColor original_color; + +static GtkWidget *color_picker; + +static GtkWidget *capplet; + + +/* color I/O */ + +static FILE * +open_color_file (char *mode) +{ + FILE *fh = 0; + + char *home = g_get_home_dir (); + char buf[PATH_MAX]; + + g_snprintf (buf, PATH_MAX, "%s/%s", home, FILENAME); + fh = fopen (buf, mode); + + return fh; +} + +static gboolean +read_color (GdkColor *color) +{ + FILE *fh = open_color_file ("r"); + gboolean ret = FALSE; + + if (fh != 0) + { + char buf[256]; + + if (fgets (buf, sizeof (buf), fh)) + { + int len = strlen (buf); + if (len > 0 && buf[len-1] == '\n') + buf[len-1] = 0; + ret = gdk_color_parse (buf, color); + } + fclose (fh); + } + + if (!ret) + { + /* Default to the Eazel Teal color */ + color->red = 0x5050; + color->green = 0x8080; + color->blue = 0x8383; + } + + return ret; +} + +static gboolean +write_color (GdkColor *color) +{ + FILE *fh = open_color_file ("w"); + if (fh != 0) + { + fprintf (fh, "#%02x%02x%02x\n", color->red >> 8, + color->green >> 8, color->blue >> 8); + fclose (fh); + return TRUE; + } + else + return FALSE; +} + +static void +color_changed (GnomeColorPicker *widget, gpointer data) +{ + capplet_widget_state_changed (CAPPLET_WIDGET (capplet), TRUE); +} + +static void +signal_apply_theme (void) +{ + static GdkAtom atom = 0; + GdkEventClient rcevent; + + if (atom == 0) + atom = gdk_atom_intern ("_GTK_READ_RCFILES", FALSE); + + rcevent.type = GDK_CLIENT_EVENT; + rcevent.window = 0; + rcevent.send_event = TRUE; + rcevent.message_type = atom; + rcevent.data_format = 8; + gdk_event_send_clientmessage_toall((GdkEvent *)&rcevent); + + /* XXX hack hack. GTK will only reread rc files if at + XXX least one of them has a more recent mtime */ + system ("touch $HOME/.gtkrc"); +} + +static void +color_picker_set (GdkColor *color) +{ + gnome_color_picker_set_i16 (GNOME_COLOR_PICKER (color_picker), + color->red, color->green, color->blue, 65535); +} + +static void +color_picker_ref (GdkColor *color) +{ + gushort alpha; + gnome_color_picker_get_i16 (GNOME_COLOR_PICKER (color_picker), + &color->red, &color->green, + &color->blue, &alpha); +} + + +/* capplet button callbacks */ + +static void +capplet_help (void) +{ +} + +static void +capplet_apply (void) +{ + GdkColor color; + + color_picker_ref (&color); + write_color (&color); + + gdk_error_trap_push(); + signal_apply_theme(); + gdk_flush(); + gdk_error_trap_pop(); +} + +static void +capplet_revert (void) +{ + write_color (&original_color); + color_picker_set (&original_color); + + gdk_error_trap_push(); + signal_apply_theme(); + gdk_flush(); + gdk_error_trap_pop(); +} + +static void +capplet_ok (void) +{ + capplet_apply (); +} + +static void +capplet_cancel (void) +{ +} + + +/* initialisation */ + +static void +setup (void) +{ + GtkWidget *vbox, *hbox; + + capplet = capplet_widget_new (); + + gtk_signal_connect (GTK_OBJECT (capplet), "help", + GTK_SIGNAL_FUNC (capplet_help), NULL); + gtk_signal_connect (GTK_OBJECT (capplet), "try", + GTK_SIGNAL_FUNC (capplet_apply), NULL); + gtk_signal_connect (GTK_OBJECT (capplet), "revert", + GTK_SIGNAL_FUNC (capplet_revert), NULL); + gtk_signal_connect (GTK_OBJECT (capplet), "ok", + GTK_SIGNAL_FUNC (capplet_ok), NULL); + gtk_signal_connect (GTK_OBJECT (capplet), "cancel", + GTK_SIGNAL_FUNC (capplet_cancel), NULL); + + color_picker = gnome_color_picker_new (); + gnome_color_picker_set_use_alpha (GNOME_COLOR_PICKER (color_picker), FALSE); + read_color (&original_color); + color_picker_set (&original_color); + + gtk_signal_connect (GTK_OBJECT (color_picker), "color_set", + GTK_SIGNAL_FUNC (color_changed), NULL); + + vbox = gtk_vbox_new (FALSE, 0); + hbox = gtk_hbox_new (FALSE, 10); + gtk_box_pack_start (GTK_BOX (hbox), + gtk_label_new (_("Accent color for `Crux' theme: ")), + FALSE, FALSE, 0); + gtk_box_pack_start (GTK_BOX (hbox), color_picker, FALSE, FALSE, 0); + gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0); + + gtk_container_add (GTK_CONTAINER (capplet), vbox); +} + + +/* entry point */ + +int +main (int argc, char **argv) +{ + GnomeClient *client = NULL; + GnomeClientFlags flags; + gchar *session_args[3]; + int token, init_results; + + static struct poptOption options[] = { + { 0, 0, 0, 0, 0 } + }; + +#if 0 + bindtextdomain (PACKAGE, GNOMELOCALEDIR); + textdomain (PACKAGE); +#endif + + init_results = gnome_capplet_init("eazel-engine-capplet", + "0.0", argc, argv, options, 0, NULL); + + if (init_results < 0) + { + g_warning ("an initialization error occurred while " + "starting 'eazel-engine-capplet'.\n" + "aborting...\n"); + exit (1); + } + + client = gnome_master_client (); + flags = gnome_client_get_flags(client); + + if (init_results != 1) + { + setup (); + gtk_widget_show_all (capplet); + capplet_gtk_main (); + } + return 0; +} |