diff -r 458831c574f4 -r 0ec8a5f17782 ui/motif/toolkit.c
--- a/ui/motif/toolkit.c	Sat May 10 15:43:22 2014 +0200
+++ b/ui/motif/toolkit.c	Sat May 10 18:52:22 2014 +0200
@@ -28,6 +28,8 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
+#include <pthread.h>
 
 #include "toolkit.h"
 #include "toolbar.h"
@@ -46,11 +48,18 @@
 
 static int is_toplevel_realized = 0;
 
+int event_pipe[2];
+
 static String fallback[] = {
 	"*fontList: -dt-interface system-medium-r-normal-s*utf*:",
 	NULL
 };
 
+void input_proc(XtPointer data, int *source, XtInputId *iid) {
+    void *ptr;
+    read(event_pipe[0], &ptr, sizeof(void*));
+}
+
 void ui_init(char *appname, int argc, char **argv) { 
     application_name = appname;
     
@@ -69,6 +78,12 @@
     ui_stock_init();
     
     uic_load_app_properties();
+    
+    if(pipe(event_pipe)) {
+        fprintf(stderr, "UiError: Cannot create event pipe\n");
+        exit(-1);
+    }
+    XtAppAddInput(app, event_pipe[0], XtInputReadMask, input_proc, NULL);
 }
 
 char* ui_appname() {
@@ -109,10 +124,66 @@
     XtRealizeWidget(obj->widget);
 }
 
+void ui_close(UiObject *obj) {
+    // TODO
+}
+
 void ui_set_enabled(UIWIDGET widget, int enabled) {
     XtSetSensitive(widget, enabled);
 }
 
+void ui_set_show_all(UIWIDGET widget, int value) {
+    if(!value) {
+        XtUnmanageChild(widget);
+    }
+}
+
+void ui_set_visible(UIWIDGET widget, int visible) {
+    if(visible) {
+        XtManageChild(widget);
+    } else {
+        XtUnmanageChild(widget);
+    }
+}
+
+static Boolean ui_job_finished(void *data) {
+    printf("WorkProc\n");
+    UiJob *job = data;
+    
+    UiEvent event;
+    event.obj = job->obj;
+    event.window = job->obj->window;
+    event.document = job->obj->document;
+    event.intval = 0;
+    event.eventdata = NULL;
+
+    job->finish_callback(&event, job->finish_data);
+    free(job);
+    return TRUE;
+}
+
+static void* ui_jobthread(void *data) {
+    UiJob *job = data;
+    int result = job->job_func(job->job_data);
+    if(!result) {
+        printf("XtAppAddWorkProc\n");
+        write(event_pipe[1], &job, sizeof(void*)); // hack
+        XtAppAddWorkProc(app, ui_job_finished, job);
+        
+    }
+}
+
+void ui_job(UiObject *obj, ui_threadfunc tf, void *td, ui_callback f, void *fd) {
+    UiJob *job = malloc(sizeof(UiJob));
+    job->obj = obj;
+    job->job_func = tf;
+    job->job_data = td;
+    job->finish_callback = f;
+    job->finish_data = fd;
+    pthread_t pid;
+    pthread_create(&pid, NULL, ui_jobthread, job);
+}
+
 void ui_clipboard_set(char *str) {
     printf("copy: {%s}\n", str);
     int length = strlen(str) + 1;