diff options
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/Makefile.am | 8 | ||||
| -rw-r--r-- | examples/matchbox-keyboard-embbed.c | 153 |
2 files changed, 161 insertions, 0 deletions
diff --git a/examples/Makefile.am b/examples/Makefile.am new file mode 100644 index 0000000..a6e040e --- /dev/null +++ b/examples/Makefile.am @@ -0,0 +1,8 @@ +PREFIXDIR = $(prefix) + +INCLUDES = -DAPPDIR=\"$(top_builddir)/src\" $(GTK2_CFLAGS) + +noinst_PROGRAMS = matchbox-keyboard-gtk-embed + +matchbox_keyboard_gtk_embed_SOURCES=matchbox-keyboard-embbed.c +matchbox_keyboard_gtk_embed_LDADD=$(GTK2_LIBS)
\ No newline at end of file diff --git a/examples/matchbox-keyboard-embbed.c b/examples/matchbox-keyboard-embbed.c new file mode 100644 index 0000000..cbebe09 --- /dev/null +++ b/examples/matchbox-keyboard-embbed.c @@ -0,0 +1,153 @@ +#include <gtk/gtk.h> + +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <signal.h> +#include <unistd.h> + +GtkWidget *m_layout; +static const char *m_kbd_path = "/usr/local/bin/matchbox-keyboard"; +static const char *m_kbd_str; +static guint m_kbd_xid; +static guint m_kbd_pid; + +void +cleanup_children(int s) +{ + kill(-getpid(), 15); /* kill every one in our process group */ + exit(0); +} + +void +install_signal_handlers(void) +{ + signal (SIGCHLD, SIG_IGN); /* kernel can deal with zombies */ + signal (SIGINT, cleanup_children); + signal (SIGQUIT, cleanup_children); + signal (SIGTERM, cleanup_children); +} + +unsigned long +launch_keyboard(void) +{ + int i = 0, fd[2]; + int stdout_pipe[2]; + int stdin_pipe[2]; + char buf[256], c; + size_t n; + + unsigned long result; + + printf("Launching keyboard from: %s\r\n",m_kbd_path); + + pipe (stdout_pipe); + pipe (stdin_pipe); + + switch (fork ()) + { + case 0: + { + /* Close the Child process' STDOUT */ + close(1); + dup(stdout_pipe[1]); + close(stdout_pipe[0]); + close(stdout_pipe[1]); + + execlp ("/bin/sh", "sh", "-c", "matchbox-keyboard --xid", NULL); + } + case -1: + perror ("### Failed to launch 'matchbox-keyboard --xid', is it installed? ### "); + exit(1); + } + + /* Parent */ + + /* Close the write end of STDOUT */ + close(stdout_pipe[1]); + + /* FIXME: This could be a little safer... */ + do + { + n = read(stdout_pipe[0], &c, 1); + if (n == 0 || c == '\n') + break; + buf[i++] = c; + } + while (i < 256); + + buf[i] = '\0'; + result = atol (buf); + + close(stdout_pipe[0]); + + return result; +} + + +void widget_destroy( GtkWidget *widget, + gpointer data ) +{ + gtk_widget_destroy(widget); + gtk_widget_destroy(m_layout); + gtk_main_quit (); +} + + +int main(int argc, char **argv) +{ + GtkWidget *window, *button, *textview, *vbox; + GtkWidget *socket, *plug, *socket_box; + + unsigned long kb_xid; + + gtk_init (&argc, &argv); + + install_signal_handlers(); + + kb_xid = launch_keyboard(); + + if (!kb_xid) + { + perror ("### 'matchbox-keyboard --xid', failed to return valid window ID. ### "); + exit(-1); + } + + /* Window */ + + window = gtk_window_new (GTK_WINDOW_TOPLEVEL); + + gtk_window_set_default_size (GTK_WINDOW (window), 640, 480); + gtk_container_set_border_width (GTK_CONTAINER (window), 10); + + g_signal_connect (G_OBJECT (window), "destroy", + G_CALLBACK (widget_destroy), NULL); + + /* Container and textview */ + + vbox = gtk_vbox_new(FALSE, 5); + gtk_container_add (GTK_CONTAINER (window), vbox); + + textview = gtk_text_view_new(); + gtk_box_pack_start (GTK_BOX(vbox), textview, TRUE, TRUE, 2); + + /* Socket ( XEMBED ) stuff */ + + socket_box = gtk_event_box_new (); + gtk_widget_show (socket_box); + + socket = gtk_socket_new (); + + gtk_container_add (GTK_CONTAINER (socket_box), socket); + gtk_box_pack_start (GTK_BOX (vbox), GTK_WIDGET(socket_box), TRUE, TRUE, 0); + gtk_socket_add_id(GTK_SOCKET(socket), kb_xid); + + /* FIXME: handle "plug-added" & "plug-removed" signals for socket */ + + gtk_widget_show_all (window); + + gtk_main (); + + return 0; +} + |