/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2025 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 <cx/linked_list.h>
#include <cx/buffer.h>
#include "container.h"
#include "widget.h"
#include "args.h"
void ui_container_begin_close(UiObject *obj) {
UiContainerX *ct = obj->container_end;
ct->close = 1;
}
int ui_container_finish(UiObject *obj) {
UiContainerX *ct = obj->container_end;
if(ct->close) {
ui_end_new(obj);
return 0;
}
return 1;
}
UiContainerX* ui_widget_container(UiWidget *w) {
UiContainerX *container = cxZalloc(w->obj->ctx->allocator, sizeof(UiContainerX));
container->container = w;
return container;
}
cxmutstr ui_container_args_to_string(UiContext *ctx, UiContainerArgs *args) {
CxBuffer buf;
cxBufferInit(&buf, NULL, 256, ctx->allocator, CX_BUFFER_AUTO_EXTEND | CX_BUFFER_FREE_CONTENTS);
cxBufferPutString(&buf, "{");
UI_STANDARD_ARGS(&buf, args);
UI_SPACING_ARGS(&buf, args);
if(args->def_hfill) cxBufferPutString(&buf, "\"def_hfill\":true,");
if(args->def_vfill) cxBufferPutString(&buf, "\"def_vfill\":true,");
if(args->def_hexpand) cxBufferPutString(&buf, "\"def_hexpand\":true,");
if(args->def_vexpand) cxBufferPutString(&buf, "\"def_vexpand\":true,");
if(buf.size > 0 && buf.space[buf.size-1] == ',') {
buf.space[buf.size-1] = ' ';
}
cxBufferPutString(&buf, "}");
return cx_mutstrn(buf.space, buf.size);
}
static UIWIDGET container_create(UiObject *obj, const char *type, UiContainerArgs *args) {
const CxAllocator *a = obj->ctx->allocator;
UiWidget *widget = cxZalloc(a, sizeof(UiWidget));
widget->obj = obj->widget->obj;
widget->type = cx_str(type);
widget->args = ui_container_args_to_string(obj->ctx, args);
widget->children = cxLinkedListCreate(a, NULL, CX_STORE_POINTERS);
widget->serialize = ui_container_serialize;
UiWidget *parent = obj->container_end->container;
cxListAdd(parent->children, widget);
uic_object_push_container(obj, ui_widget_container(widget));
ui_reg_widget((UiWidget*)widget);
return widget;
}
void ui_serialize_children(UiWidget *w, CxBuffer *buf) {
size_t numchildren = cxListSize(w->children);
if(numchildren > 0) {
cxBufferPutString(buf, ",\"children\":[");
CxIterator i = cxListIterator(w->children);
cx_foreach(UiWidget *, child, i) {
cxmutstr child_str = child->serialize(child);
cxBufferWrite(child_str.ptr, 1, child_str.length, buf);
if(i.index+1 < numchildren) {
cxBufferPut(buf, ',');
}
}
cxBufferPutString(buf, "]");
}
}
cxmutstr ui_container_serialize(UiWidget *w) {
CxBuffer buf;
cxBufferInit(&buf, NULL, 1024, NULL, CX_BUFFER_AUTO_EXTEND | CX_BUFFER_FREE_CONTENTS);
cxBufferPutString(&buf, "{");
ui_serialize_type_obj_id(w, &buf);
cxBufferPutString(&buf, ",\"args\":");
cxBufferPutString(&buf, w->args.ptr);
ui_serialize_children(w, &buf);
cxBufferPutString(&buf, "}\n");
return cx_mutstrn(buf.space, buf.size);
}
UIWIDGET ui_vbox_create(UiObject *obj, UiContainerArgs *args) {
return container_create(obj, "vbox", args);
}
UIWIDGET ui_hbox_create(UiObject *obj, UiContainerArgs *args) {
return container_create(obj, "hbox", args);
}
UIWIDGET ui_grid_create(UiObject *obj, UiContainerArgs *args) {
return container_create(obj, "grid", args);
}