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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "components/remote_cocoa/app_shim/browser_native_widget_window_mac.h"
#include <AppKit/AppKit.h>
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
#include "ui/base/cocoa/window_size_constants.h"
using NativeWidgetMacOverlayNSWindowTest = PlatformTest;
@interface NSThemeFrame (PrivateTrafficLightsAPI)
- (void)setButtonRevealAmount:(double)amount;
@property(readonly) NSView* closeButton;
@property(readonly) NSView* minimizeButton;
@property(readonly) NSView* zoomButton;
@end
// Test that private NSThemeFrame traffic light methods can be used to always
// show the traffic lights.
TEST(BrowserNativeWidgetWindowTest, AlwaysShowTrafficLights) {
BrowserNativeWidgetWindow* browser_window = [[BrowserNativeWidgetWindow alloc]
initWithContentRect:ui::kWindowSizeDeterminedLater
styleMask:NSWindowStyleMaskTitled | NSWindowStyleMaskClosable |
NSWindowStyleMaskMiniaturizable |
NSWindowStyleMaskResizable
backing:NSBackingStoreBuffered
defer:NO];
NSThemeFrame* theme_frame = base::apple::ObjCCastStrict<NSThemeFrame>(
browser_window.contentView.superview);
// Make sure the `NSThemeFrame` responds to the private API we are declaring.
ASSERT_TRUE([theme_frame respondsToSelector:@selector(closeButton)]);
ASSERT_TRUE([theme_frame respondsToSelector:@selector(minimizeButton)]);
ASSERT_TRUE([theme_frame respondsToSelector:@selector(zoomButton)]);
ASSERT_TRUE(
[theme_frame respondsToSelector:@selector(setButtonRevealAmount:)]);
// Ensure the traffic lights are visible.
EXPECT_EQ(theme_frame.closeButton.alphaValue, 1.0);
EXPECT_EQ(theme_frame.minimizeButton.alphaValue, 1.0);
EXPECT_EQ(theme_frame.zoomButton.alphaValue, 1.0);
// Hide the traffic lights.
[theme_frame setButtonRevealAmount:0];
EXPECT_EQ(theme_frame.closeButton.alphaValue, 0.0);
EXPECT_EQ(theme_frame.minimizeButton.alphaValue, 0.0);
EXPECT_EQ(theme_frame.zoomButton.alphaValue, 0.0);
// Always show the traffic lights.
[browser_window setAlwaysShowTrafficLights:YES];
EXPECT_EQ(theme_frame.closeButton.alphaValue, 1.0);
EXPECT_EQ(theme_frame.minimizeButton.alphaValue, 1.0);
EXPECT_EQ(theme_frame.zoomButton.alphaValue, 1.0);
// Try to hide the traffic lights again, they should remain visible.
[theme_frame setButtonRevealAmount:0.0];
EXPECT_EQ(theme_frame.closeButton.alphaValue, 1.0);
EXPECT_EQ(theme_frame.minimizeButton.alphaValue, 1.0);
EXPECT_EQ(theme_frame.zoomButton.alphaValue, 1.0);
// Remove the always show pin, the traffic lights should be able hide again.
[browser_window setAlwaysShowTrafficLights:NO];
// Subsequent calls to `-setButtonRevealAmount:` with the same parameter value
// will have no effect. Call with a temporary value, then with the desired
// value.
[theme_frame setButtonRevealAmount:1.0];
[theme_frame setButtonRevealAmount:0];
EXPECT_EQ(theme_frame.closeButton.alphaValue, 0.0);
EXPECT_EQ(theme_frame.minimizeButton.alphaValue, 0.0);
EXPECT_EQ(theme_frame.zoomButton.alphaValue, 0.0);
}
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