1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2025 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <stdlib.h>
30
31 #include "win32.h"
32
33 W32Widget* w32_widget_new(W32WidgetClass *wclass, HWND hwnd) {
34 return w32_widget_create(wclass, hwnd, sizeof(W32Widget));
35 }
36
37 void* w32_widget_create(W32WidgetClass *wclass, HWND hwnd, size_t obj_size) {
38 W32Widget *w = calloc(obj_size, 1);
39 w->wclass = wclass;
40 w->hwnd = hwnd;
41 SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)w);
42 return w;
43 }
44
45 W32Size w32_widget_get_preferred_size(W32Widget *w) {
46 if (w->wclass->get_preferred_size) {
47 return w->wclass->get_preferred_size(w);
48 }
49 return (W32Size){0,0};
50 }
51
52 void w32_widget_default_destroy(W32Widget *w) {
53 free(w);
54 }
55
56 void w32_widget_default_show(W32Widget *w, BOOLEAN show) {
57 ShowWindow(w->hwnd, show ? SW_SHOW : SW_HIDE);
58 }
59
60 void w32_widget_default_enable(W32Widget *w, BOOLEAN enable) {
61 // TODO
62 }
63
64 W32Size w32_widget_default_get_preferred_size(W32Widget *widget) {
65 return (W32Size){0,0};
66 }
67
68