Sat, 11 Nov 2017 11:59:06 +0100
adds observer support for textarea and textfield (GTK)
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2012 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 <ui/ui.h> #include <ucx/buffer.h> #include <ucx/utils.h> typedef struct Document { UiText *text; UiString *t1; UiString *t2; UiString *t3; UiInteger *i; } Document; Document *d1; Document *d2; int n = 1; Document* create_doc(); Document* next_doc(void) { Document *doc = d1; if(n == 1) { doc = d2; printf("doc2\n"); } else { printf("doc1\n"); } n++; n = n%2; return doc; } void action_menu(UiEvent *event, void *data) { printf("action_menu\n"); Document *doc = event->document; char *s = doc->text->get(doc->text); printf("text: {\n%s\n}\n", s); //int i = doc->i->get(doc->i); //printf("i: %d\n", i); fflush(stdout); } Document* create_doc() { Document *doc = ui_document_new(sizeof(Document)); UiContext *ctx = ui_document_context(doc); doc->text = ui_text_new(ctx, "text"); doc->t1 = ui_string_new(ctx, "t1"); doc->t2 = ui_string_new(ctx, "t2"); doc->t3 = ui_string_new(ctx, "t3"); doc->i = ui_int_new(ctx, "int"); return doc; } void action_newdoc(UiEvent *event, void *data) { printf("new doc\n"); Document *newd = next_doc(); printf("newd: %d\n", (int)(intptr_t)newd); ui_set_document(event->obj, newd); } void observ(UiEvent *event, void *data) { printf("observ: %s\n", (char*)data); } void application_startup(UiEvent *event, void *data) { //Document *doc = create_doc(); d1 = create_doc(); d2 = create_doc(); UiObject *obj = ui_window("Test", NULL); ui_set_document(obj, d1); //ui_textarea_nv(obj, "text"); ui_radiobutton_nv(obj, "1", "int"); ui_radiobutton_nv(obj, "2", "int"); ui_radiobutton_nv(obj, "3", "int"); ui_textfield_nv(obj, "t1"); ui_textarea_nv(obj, "text"); d1->t1->observers = ui_add_observer(d1->t1->observers, observ, "t1"); d1->text->observers = ui_add_observer(d1->text->observers, observ, "text"); ui_button(obj, "Switch Document", action_newdoc, NULL); ui_show(obj); } int main(int argc, char** argv) { ui_init("app1", argc, argv); ui_onstartup(application_startup, NULL); // menu ui_menu("File"); ui_menuitem("Hello", action_menu, NULL); ui_submenu("Submenu1"); ui_submenu("Submenu2"); ui_menuitem("item2", action_menu, NULL); ui_submenu_end(); ui_menuitem("item3", action_menu, NULL); ui_submenu_end(); ui_menuitem("item4", action_menu, NULL); ui_main(); return (EXIT_SUCCESS); }