1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* Retrieves and displays icons on the macOS Touch Bar.
*/
#include "nsTouchBarInputIcon.h"
#include "MOZIconHelper.h"
#include "mozilla/dom/Document.h"
#include "nsCocoaUtils.h"
#include "nsComputedDOMStyle.h"
#include "nsContentUtils.h"
#include "nsGkAtoms.h"
#include "nsINode.h"
#include "nsNameSpaceManager.h"
#include "nsObjCExceptions.h"
using namespace mozilla;
using mozilla::widget::IconLoader;
static const uint32_t kIconHeight = 16;
static const CGFloat kHiDPIScalingFactor = 2.0f;
nsTouchBarInputIcon::nsTouchBarInputIcon(RefPtr<Document> aDocument,
TouchBarInput* aInput,
NSTouchBarItem* aItem)
: mDocument(aDocument),
mSetIcon(false),
mButton(nil),
mShareScrubber(nil),
mPopoverItem(nil) {
if ([[aInput nativeIdentifier]
isEqualToString:[TouchBarInput shareScrubberIdentifier]]) {
mShareScrubber = (NSSharingServicePickerTouchBarItem*)aItem;
} else if ([aInput baseType] == TouchBarInputBaseType::kPopover) {
mPopoverItem = (NSPopoverTouchBarItem*)aItem;
} else if ([aInput baseType] == TouchBarInputBaseType::kButton ||
[aInput baseType] == TouchBarInputBaseType::kMainButton) {
mButton = (NSButton*)[aItem view];
} else {
NS_ERROR("Incompatible Touch Bar input passed to nsTouchBarInputIcon.");
}
aInput = nil;
MOZ_COUNT_CTOR(nsTouchBarInputIcon);
}
nsTouchBarInputIcon::~nsTouchBarInputIcon() {
Destroy();
MOZ_COUNT_DTOR(nsTouchBarInputIcon);
}
// Called from nsTouchBar's destructor, to prevent us from outliving it
// (as might otherwise happen if calls to our imgINotificationObserver methods
// are still outstanding). nsTouchBar owns our mTouchBarInput.
void nsTouchBarInputIcon::Destroy() {
ReleaseJSObjects();
if (mIconLoader) {
mIconLoader->Destroy();
mIconLoader = nullptr;
}
mButton = nil;
mShareScrubber = nil;
mPopoverItem = nil;
}
nsresult nsTouchBarInputIcon::SetupIcon(nsCOMPtr<nsIURI> aIconURI) {
NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
// We might not have a document if the Touch Bar tries to update when the main
// window is closed.
if (!mDocument) {
return NS_OK;
}
if (!(mButton || mShareScrubber || mPopoverItem)) {
NS_ERROR("No Touch Bar input provided.");
return NS_ERROR_FAILURE;
}
if (!mIconLoader) {
mIconLoader = new IconLoader(this);
}
if (!mSetIcon) {
// Load placeholder icon.
NSSize iconSize = NSMakeSize(kIconHeight, kIconHeight);
NSImage* placeholder = [MOZIconHelper placeholderIconWithSize:iconSize];
[mButton setImage:placeholder];
[mShareScrubber setButtonImage:placeholder];
[mPopoverItem setCollapsedRepresentationImage:placeholder];
}
nsresult rv =
mIconLoader->LoadIcon(aIconURI, mDocument, true /* aIsInternalIcon */);
if (NS_FAILED(rv)) {
// There is no icon for this menu item, as an error occurred while loading
// it. An icon might have been set earlier or the place holder icon may have
// been set. Clear it.
[mButton setImage:nil];
[mShareScrubber setButtonImage:nil];
[mPopoverItem setCollapsedRepresentationImage:nil];
}
mSetIcon = true;
return rv;
NS_OBJC_END_TRY_BLOCK_RETURN(NS_ERROR_FAILURE);
}
void nsTouchBarInputIcon::ReleaseJSObjects() { mDocument = nil; }
//
// mozilla::widget::IconLoader::Listener
//
nsresult nsTouchBarInputIcon::OnComplete(imgIContainer* aImage) {
NS_OBJC_BEGIN_TRY_BLOCK_RETURN
// We ask only for the HiDPI images since all Touch Bars are Retina
// displays and we have no need for icons @1x.
NSImage* image = [MOZIconHelper
iconImageFromImageContainer:aImage
withSize:NSMakeSize(kIconHeight, kIconHeight)
presContext:nullptr
computedStyle:nullptr
scaleFactor:kHiDPIScalingFactor];
[mButton setImage:image];
[mShareScrubber setButtonImage:image];
[mPopoverItem setCollapsedRepresentationImage:image];
mIconLoader->Destroy();
return NS_OK;
NS_OBJC_END_TRY_BLOCK_RETURN(NS_ERROR_FAILURE)
}
|
