abmfP_write_clear_proc_begin(
GenCodeInfo genCodeInfo,
ABObj obj
)
{
return abmfP_write_c_func_begin(
genCodeInfo,
FALSE, /* Is static */
abmfP_str_int, /* return type */
abmfP_get_clear_proc_name(obj), /* function name */
abmfP_get_c_struct_ptr_type_name(obj), /* Argument type */
abmfP_instance_ptr_var_name, /* Argument name */
NULL
);
}
/*
* Write main() for the given project.
*/
static int
write_main(GenCodeInfo genCodeInfo, ABObj project)
{
int returnValue = 0;
File codeFile = genCodeInfo->code_file;
ABObj window = NULL;
int initialized = FALSE;
ABObj main_window= NULL;
AB_TRAVERSAL trav;
BOOL mainWindowHasIcon = FALSE;
abmfP_gencode_enter_func(genCodeInfo);
main_window = abmfP_get_root_window(project);
if (main_window != NULL)
{
mfobj_set_flags(main_window, CGenFlagTreatAsAppShell);
}
mainWindowHasIcon =
( (main_window != NULL)
&& ( (obj_get_icon(main_window) != NULL)
|| (obj_get_icon_mask(main_window) != NULL)) );
abio_puts(codeFile, "\n\n");
abio_puts(codeFile, abmfP_comment_begin);
abio_puts(codeFile, abmfP_comment_continue);
abio_printf(codeFile, "main for application %s\n",
obj_get_name(project));
abio_puts(codeFile, abmfP_comment_end);
/*
* Write func declaration.
*/
abio_puts(codeFile, "int\n");
if (genCodeInfo->prototype_funcs)
{
abio_puts(codeFile, "main(int argc, char **argv)\n");
}
else
{
abio_puts(codeFile, "main(argc, argv)\n");
abio_indent(codeFile);
abio_puts(codeFile, "int\t\targc;\n");
abio_puts(codeFile, "char\t\t**argv;\n");
abio_outdent(codeFile);
}
abio_puts(codeFile, "{\n");
abio_set_indent(codeFile, 1);
/*
* Local variables
*/
abio_puts(codeFile, "Widget\t\ttoplevel = (Widget)NULL;\n");
abio_puts(codeFile, "Display\t\t*display = (Display*)NULL;\n");
abio_puts(codeFile, "XtAppContext\tapp = (XtAppContext)NULL;\n");
abio_puts(codeFile, "String\t\t*fallback_resources = (String*)NULL;\n");
abio_puts(codeFile, "ArgList\t\tinit_args = (ArgList)NULL;\n");
abio_puts(codeFile, "Cardinal\t\tnum_init_args = (Cardinal)0;\n");
abio_puts(codeFile, "ArgList\t\tget_resources_args = (ArgList)NULL;\n");
abio_puts(codeFile, "Cardinal\t\tnum_get_resources_args = (Cardinal)0;\n");
abio_puts(codeFile, "Atom\t\tsave_yourself_atom = (Atom)NULL;\n");
write_main_i18n_local_vars(genCodeInfo, project);
write_main_tooltalk_local_vars(genCodeInfo, project);
abio_puts(codeFile, nlstr);
if (mainWindowHasIcon)
{
abmfP_icon_pixmap_var(genCodeInfo) = istr_const("icon_pixmap");
abmfP_icon_mask_pixmap_var(genCodeInfo) =
istr_const("icon_mask_pixmap");
abio_puts(codeFile, "Pixmap\ticon_pixmap = NULL;\n");
abio_puts(codeFile, "Pixmap\ticon_mask_pixmap = NULL;\n");
}
abmfP_write_user_long_seg(genCodeInfo,
" No initialization has been done.\n"
" ***\n"
" *** Add local variables and code."
);
if (genCodeInfo->i18n_method == ABMF_I18N_XPG4_API)
write_main_xt_i18n(genCodeInfo, project);
/*
* Create a parent shell for every other shell and don't realize it. This
* way, we can be consistent with our hierarchy.
*/
abio_printf(codeFile,"toplevel = XtAppInitialize(&app, \"%s\",\n",
abmfP_capitalize_first_char(obj_get_name(project)));
abio_indent(codeFile);
abio_puts(codeFile, "optionDescList, XtNumber(optionDescList),\n");
abio_puts(codeFile, "&argc, argv, fallback_resources,\n");
abio_puts(codeFile, "init_args, num_init_args);\n\n");
abio_outdent(codeFile);
abmfP_write_c_comment(genCodeInfo, FALSE,
"Get display and verify initialization was successful.");
abio_puts(codeFile, "if (toplevel != NULL)\n");
abmfP_write_c_block_begin(genCodeInfo);
abio_puts(codeFile, "display = XtDisplayOfObject(toplevel);\n");
abmfP_write_c_block_end(genCodeInfo);
if (genCodeInfo->i18n_method == ABMF_I18N_XPG4_API)
write_main_msg_i18n(genCodeInfo, project);
abio_puts(codeFile, "if (display == NULL)\n");
abmfP_write_c_block_begin(genCodeInfo);
abio_puts(codeFile, "fprintf(stderr, \"Could not open display.\");\n");
abio_puts(codeFile, "exit(1);\n");
abmfP_write_c_block_end(genCodeInfo);
/* Save the toplevel widget so it can be fetched later as needed */
abio_puts(codeFile,"\n");
abmfP_write_c_comment(genCodeInfo, FALSE,
"Save the toplevel widget so it can be fetched later as needed.");
abio_puts(codeFile, "dtb_save_toplevel_widget(toplevel);\n");
/* Save the command used to invoke the application */
abio_puts(codeFile,"\n");
abmfP_write_c_comment(genCodeInfo, FALSE,
"Save the command used to invoke the application.");
abio_puts(codeFile, "dtb_save_command(argv[0]);\n");
/*
* Get application resources
*/
abio_puts(codeFile,"\n");
abio_puts(codeFile, "XtGetApplicationResources(toplevel, (XtPointer)&dtb_app_resource_rec,\n");
abio_indent(codeFile);
abio_puts(codeFile, "resources, XtNumber(resources),\n");
abio_puts(codeFile, "get_resources_args, num_get_resources_args);\n");
abio_outdent(codeFile);
abio_puts(codeFile, nlstr);
/*
* User segment after initialization
*/
abmfP_write_user_long_seg(genCodeInfo,
" A connection to the X server has been established, and all\n"
" *** initialization has been done.\n"
" ***\n"
" *** Add extra initialization code after this comment."
);
/*
* Call session restore callback (if needed)
*/
write_main_session_restore(genCodeInfo, project);
/*
* Initialize all global variables
*/
abio_puts(codeFile, nlstr);
abmfP_write_c_comment(genCodeInfo, FALSE,
"Initialize all global variables.");
for (trav_open(&trav, project, AB_TRAV_SALIENT_UI);
(window= trav_next(&trav)) != NULL; )
{
if (!obj_is_defined(window))
{
continue;
}
if (obj_is_message(window))
{
abio_printf(codeFile, "%s(&%s);\n",
abmfP_get_msg_clear_proc_name(window),
abmfP_get_c_struct_global_name(window));
}
else if (obj_is_window(window))
{
abio_printf(codeFile, "%s(&%s);\n",
abmfP_get_clear_proc_name(window),
abmfP_get_c_struct_global_name(window));
}
}
trav_close(&trav);
abio_puts(codeFile, "\n");
if (main_window != NULL)
{
abmfP_write_c_comment(genCodeInfo, FALSE,
"Set up the application's root window.");
abio_printf(codeFile, "%s = toplevel;\n",
abmfP_get_c_name_global(main_window));
if (obj_get_icon(main_window) != NULL)
{
abio_printf(codeFile, "%s(%s,\n",
abmfP_lib_cvt_image_file_to_pixmap->name,
abmfP_get_c_name_global(main_window));
abio_indent(codeFile);
abio_put_string(codeFile, obj_get_icon(main_window));
abio_printf(codeFile, ", &%s);\n",
istr_string(abmfP_icon_pixmap_var(genCodeInfo)));
abio_outdent(codeFile);
abmfP_icon_pixmap_var_has_value(genCodeInfo) = TRUE;
}
if (obj_get_icon_mask(main_window) != NULL)
{
abio_printf(codeFile, "%s(%s,\n",
abmfP_lib_cvt_image_file_to_pixmap->name,
abmfP_get_c_name_global(main_window));
abio_indent(codeFile);
abio_put_string(codeFile, obj_get_icon_mask(main_window));
abio_printf(codeFile, ", &%s);\n",
istr_string(abmfP_icon_mask_pixmap_var(genCodeInfo)));
abio_outdent(codeFile);
abmfP_icon_mask_pixmap_var_has_value(genCodeInfo) = TRUE;
}
if (abmfP_get_num_args_of_classes(main_window, ABMF_ARGCLASS_ALL) > 0)
{
abmfP_xt_va_list_open_setvalues(genCodeInfo, main_window);
abmfP_obj_spew_args(genCodeInfo,
main_window, ABMF_ARGCLASS_ALL, ABMF_ARGFMT_VA_LIST);
if (!obj_get_resizable(main_window))
{
abio_printf(codeFile,
"XmNmwmDecorations, MWM_DECOR_ALL | MWM_DECOR_RESIZEH,\n");
abio_printf(codeFile,
"XmNmwmFunctions, MWM_FUNC_ALL | MWM_FUNC_RESIZE,\n");
}
abmfP_xt_va_list_close(genCodeInfo);
}
}
abio_puts(codeFile, nlstr);
if ((main_window != NULL) && (obj_is_initially_visible(main_window)))
{
/* ApplicationShell doesn't require "show" action for mapping */
write_map_window(genCodeInfo, main_window, False);
}
/*
* Display any initially mapped windows
*/
abio_puts(codeFile, nlstr);
abmfP_write_c_comment(genCodeInfo, FALSE,
"Map any initially-visible windows");
for (trav_open(&trav, project, AB_TRAV_WINDOWS);
(window = trav_next(&trav)) != NULL;)
{
if ( (window != main_window) &&
(obj_is_initially_visible(window)) &&
obj_is_defined(window)
)
{
write_map_window(genCodeInfo, window, True);
}
}
trav_close(&trav);
/*
* Get WM_SAVE_YOURSELF atom
*/
abio_puts(codeFile, "\n");
abio_puts(codeFile, "save_yourself_atom = XmInternAtom(XtDisplay(toplevel),\n");
abio_puts(codeFile, "\t\"WM_SAVE_YOURSELF\", False);\n");
/*
* Register callback for WM_SAVE_YOURSELF
*/
write_main_register_save_yourself(genCodeInfo, project, "save_yourself_atom");
/*
* User seg before realize
*/
abmfP_write_user_long_seg(genCodeInfo,
" All initially-mapped widgets have been created, but not\n"
" *** realized. Set resources on widgets, or perform other operations\n"
" *** that must be completed before the toplevel widget is\n"
" *** realized."
);
/*
* Realize the widget hierarchy
*/
abio_puts(codeFile, "XtRealizeWidget(toplevel);\n\n");
/*
* Write ToolTalk Initialization if needed
*/
write_main_tooltalk_init(genCodeInfo, project);
/*
* User seg before event loop
*/
abmfP_write_user_long_seg(genCodeInfo,
" The initially-mapped widgets have all been realized, and\n"
" *** the Xt main loop is about to be entered."
);
abio_puts(codeFile, nlstr);
abmfP_write_c_comment(genCodeInfo, FALSE, "Enter event loop");
abio_puts(codeFile, "XtAppMainLoop(app);\n");
/*
* Write func footer.
*/
abio_printf(codeFile, "return 0;\n");
abio_set_indent(codeFile, 0);
abio_puts(codeFile, "}\n\n");
abmfP_gencode_exit_func(genCodeInfo);
return returnValue;
}
