ui/motif/toolkit.c

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2014 Olaf Wintermann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdio.h>
#include <stdlib.h>

#include "toolkit.h"
#include "../common/document.h"

static XtAppContext app;
static Display *display;
static char *application_name;

static ui_callback appclose_fnc;
static void *appclose_udata;

static int is_toplevel_realized = 0;

static String fallback[] = {
	"*fontList: -dt-interface system-medium-r-normal-s*utf*:",
	NULL
};

void ui_init(char *appname, int argc, char **argv) { 
    char *name = application_name ? application_name : "application";
    
    XtToolkitInitialize();
    XtSetLanguageProc(NULL, NULL, NULL);
    app = XtCreateApplicationContext();
    
    display =  XtOpenDisplay(app, NULL, appname, appname, NULL, 0, &argc, argv);
    
    uic_docmgr_init();
}

Display* ui_get_display() {
    return display;
}

void ui_exitfunc(ui_callback f, void *udata) {
    appclose_fnc = f;
    appclose_udata = udata;
}

void ui_main() {
    XtAppMainLoop(app);
    if(appclose_fnc) {
        appclose_fnc(NULL, appclose_udata);
    }
}

void ui_show(UiObject *obj) {
    XtRealizeWidget(obj->widget);
}