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+/*************************************************************************/
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+/* godot_button_view.mm */
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+/*************************************************************************/
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+/* This file is part of: */
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+/* GODOT ENGINE */
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+/* https://godotengine.org */
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+/*************************************************************************/
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+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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+/* */
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+/* Permission is hereby granted, free of charge, to any person obtaining */
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+/* a copy of this software and associated documentation files (the */
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+/* "Software"), to deal in the Software without restriction, including */
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+/* without limitation the rights to use, copy, modify, merge, publish, */
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+/* distribute, sublicense, and/or sell copies of the Software, and to */
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+/* permit persons to whom the Software is furnished to do so, subject to */
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+/* the following conditions: */
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+/* */
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+/* The above copyright notice and this permission notice shall be */
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+/* included in all copies or substantial portions of the Software. */
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+/* */
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+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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+/*************************************************************************/
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+
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+#include "godot_button_view.h"
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+
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+@implementation GodotButtonView
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+
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+- (id)initWithFrame:(NSRect)frame {
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+ self = [super initWithFrame:frame];
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+
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+ tracking_area = nil;
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+ offset = NSMakePoint(8, 8);
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+ spacing = 20;
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+ mouse_in_group = false;
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+
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+ return self;
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+}
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+
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+- (void)initButtons:(CGFloat)button_spacing offset:(NSPoint)button_offset {
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+ spacing = button_spacing;
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+
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+ NSButton *close_button = [NSWindow standardWindowButton:NSWindowCloseButton forStyleMask:NSWindowStyleMaskTitled];
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+ [close_button setFrameOrigin:NSMakePoint(0, 0)];
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+ [self addSubview:close_button];
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+
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+ NSButton *miniaturize_button = [NSWindow standardWindowButton:NSWindowMiniaturizeButton forStyleMask:NSWindowStyleMaskTitled];
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+ [miniaturize_button setFrameOrigin:NSMakePoint(spacing, 0)];
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+ [self addSubview:miniaturize_button];
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+
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+ NSButton *zoom_button = [NSWindow standardWindowButton:NSWindowZoomButton forStyleMask:NSWindowStyleMaskTitled];
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+ [zoom_button setFrameOrigin:NSMakePoint(spacing * 2, 0)];
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+ [self addSubview:zoom_button];
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+
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+ offset.y = button_offset.y - zoom_button.frame.size.height / 2;
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+ offset.x = button_offset.x - zoom_button.frame.size.width / 2;
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+
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+ [self setFrameSize:NSMakeSize(zoom_button.frame.origin.x + zoom_button.frame.size.width, zoom_button.frame.size.height)];
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+ [self displayButtons];
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+}
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+
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+- (void)viewDidMoveToWindow {
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+ if (!self.window) {
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+ return;
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+ }
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+
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+ [self setAutoresizingMask:NSViewMaxXMargin | NSViewMinYMargin];
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+ [self setFrameOrigin:NSMakePoint(offset.x, self.window.frame.size.height - self.frame.size.height - offset.y)];
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+}
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+
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+- (BOOL)_mouseInGroup:(NSButton *)button {
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+ return mouse_in_group;
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+}
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+
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+- (void)updateTrackingAreas {
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+ if (tracking_area != nil) {
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+ [self removeTrackingArea:tracking_area];
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+ }
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+
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+ NSTrackingAreaOptions options = NSTrackingMouseEnteredAndExited | NSTrackingActiveAlways | NSTrackingInVisibleRect;
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+ tracking_area = [[NSTrackingArea alloc] initWithRect:NSZeroRect options:options owner:self userInfo:nil];
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+
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+ [self addTrackingArea:tracking_area];
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+}
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+
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+- (void)mouseEntered:(NSEvent *)event {
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+ [super mouseEntered:event];
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+
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+ mouse_in_group = true;
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+ [self displayButtons];
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+}
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+
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+- (void)mouseExited:(NSEvent *)event {
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+ [super mouseExited:event];
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+
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+ mouse_in_group = false;
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+ [self displayButtons];
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+}
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+
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+- (void)displayButtons {
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+ for (NSView *subview in self.subviews) {
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+ [subview setNeedsDisplay:YES];
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+ }
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+}
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+
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+@end
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Rémi Verschelde