--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ui/common/object.c Wed Dec 09 11:32:01 2020 +0100 @@ -0,0 +1,81 @@ +/* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. + * + * Copyright 2017 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 "object.h" +#include "context.h" + +void ui_end(UiObject *obj) { + if(!obj->next) { + return; + } + + UiObject *prev = NULL; + while(obj->next) { + prev = obj; + obj = obj->next; + } + + if(prev) { + // TODO: free last obj + prev->next = NULL; + } +} + + +UiObject* uic_object_new(UiObject *toplevel, UIWIDGET widget) { + UiContext *ctx = toplevel->ctx; + + UiObject *newobj = ucx_mempool_calloc(ctx->mempool, 1, sizeof(UiObject)); + newobj->ctx = ctx; + newobj->widget = widget; + + return newobj; +} + +void uic_obj_add(UiObject *toplevel, UiObject *ctobj) { + UiObject *current = uic_current_obj(toplevel); + current->next = ctobj; +} + +UiObject* uic_current_obj(UiObject *toplevel) { + if(!toplevel) { + return NULL; + } + UiObject *obj = toplevel; + while(obj->next) { + obj = obj->next; + } + return obj; +} + +UiContainer* uic_get_current_container(UiObject *obj) { + return uic_current_obj(obj)->container; +}