gecko-dev/widget/cocoa/nsMacDockSupport.mm
2019-06-28 14:17:47 +00:00

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6.6 KiB
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/* -*- Mode: c++; tab-width: 2; indent-tabs-mode: nil; -*- */
/* 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/. */
#import <Cocoa/Cocoa.h>
#include "nsComponentManagerUtils.h"
#include "nsMacDockSupport.h"
#include "nsObjCExceptions.h"
NS_IMPL_ISUPPORTS(nsMacDockSupport, nsIMacDockSupport, nsITaskbarProgress)
// This view is used in the dock tile when we're downloading a file.
// It draws a progress bar that looks similar to the native progress bar on
// 10.12. This style of progress bar is not animated, unlike the pre-10.10
// progress bar look which had to redrawn multiple times per second.
@interface MOZProgressDockOverlayView : NSView {
double mFractionValue;
}
@property double fractionValue;
@end
@implementation MOZProgressDockOverlayView
@synthesize fractionValue = mFractionValue;
- (void)drawRect:(NSRect)aRect {
// Erase the background behind this view, i.e. cut a rectangle hole in the icon.
[[NSColor clearColor] set];
NSRectFill(self.bounds);
// Split the height of this view into four quarters. The middle two quarters
// will be covered by the actual progress bar.
CGFloat radius = self.bounds.size.height / 4;
NSRect barBounds = NSInsetRect(self.bounds, 0, radius);
NSBezierPath* path = [NSBezierPath bezierPathWithRoundedRect:barBounds
xRadius:radius
yRadius:radius];
// Draw a grayish background first.
[[NSColor colorWithDeviceWhite:0 alpha:0.1] setFill];
[path fill];
// Draw a blue or gray fill (depending on graphite or not) for the progress part.
NSRect progressFillRect = self.bounds;
progressFillRect.size.width *= mFractionValue;
[NSGraphicsContext saveGraphicsState];
[NSBezierPath clipRect:progressFillRect];
[[NSColor keyboardFocusIndicatorColor] setFill];
[path fill];
[NSGraphicsContext restoreGraphicsState];
// Add a shadowy stroke on top.
[NSGraphicsContext saveGraphicsState];
[path addClip];
[[NSColor colorWithDeviceWhite:0 alpha:0.2] setStroke];
path.lineWidth = barBounds.size.height / 10;
[path stroke];
[NSGraphicsContext restoreGraphicsState];
}
@end
nsMacDockSupport::nsMacDockSupport()
: mDockTileWrapperView(nil),
mProgressDockOverlayView(nil),
mProgressState(STATE_NO_PROGRESS),
mProgressFraction(0.0) {}
nsMacDockSupport::~nsMacDockSupport() {
if (mDockTileWrapperView) {
[mDockTileWrapperView release];
mDockTileWrapperView = nil;
}
if (mProgressDockOverlayView) {
[mProgressDockOverlayView release];
mProgressDockOverlayView = nil;
}
}
NS_IMETHODIMP
nsMacDockSupport::GetDockMenu(nsIStandaloneNativeMenu** aDockMenu) {
nsCOMPtr<nsIStandaloneNativeMenu> dockMenu(mDockMenu);
dockMenu.forget(aDockMenu);
return NS_OK;
}
NS_IMETHODIMP
nsMacDockSupport::SetDockMenu(nsIStandaloneNativeMenu* aDockMenu) {
mDockMenu = aDockMenu;
return NS_OK;
}
NS_IMETHODIMP
nsMacDockSupport::ActivateApplication(bool aIgnoreOtherApplications) {
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
[[NSApplication sharedApplication] activateIgnoringOtherApps:aIgnoreOtherApplications];
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
NS_IMETHODIMP
nsMacDockSupport::SetBadgeText(const nsAString& aBadgeText) {
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
NSDockTile* tile = [[NSApplication sharedApplication] dockTile];
mBadgeText = aBadgeText;
if (aBadgeText.IsEmpty())
[tile setBadgeLabel:nil];
else
[tile setBadgeLabel:[NSString
stringWithCharacters:reinterpret_cast<const unichar*>(mBadgeText.get())
length:mBadgeText.Length()]];
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
NS_IMETHODIMP
nsMacDockSupport::GetBadgeText(nsAString& aBadgeText) {
aBadgeText = mBadgeText;
return NS_OK;
}
NS_IMETHODIMP
nsMacDockSupport::SetProgressState(nsTaskbarProgressState aState, uint64_t aCurrentValue,
uint64_t aMaxValue) {
NS_ENSURE_ARG_RANGE(aState, 0, STATE_PAUSED);
if (aState == STATE_NO_PROGRESS || aState == STATE_INDETERMINATE) {
NS_ENSURE_TRUE(aCurrentValue == 0, NS_ERROR_INVALID_ARG);
NS_ENSURE_TRUE(aMaxValue == 0, NS_ERROR_INVALID_ARG);
}
if (aCurrentValue > aMaxValue) {
return NS_ERROR_ILLEGAL_VALUE;
}
mProgressState = aState;
if (aMaxValue == 0) {
mProgressFraction = 0;
} else {
mProgressFraction = (double)aCurrentValue / aMaxValue;
}
return UpdateDockTile();
}
nsresult nsMacDockSupport::UpdateDockTile() {
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
if (mProgressState == STATE_NORMAL || mProgressState == STATE_INDETERMINATE) {
if (!mDockTileWrapperView) {
// Create the following NSView hierarchy:
// * mDockTileWrapperView (NSView)
// * imageView (NSImageView) <- has the application icon
// * mProgressDockOverlayView (MOZProgressDockOverlayView) <- draws the progress bar
mDockTileWrapperView = [[NSView alloc] initWithFrame:NSMakeRect(0, 0, 32, 32)];
mDockTileWrapperView.autoresizingMask = NSViewWidthSizable | NSViewHeightSizable;
NSImageView* imageView = [[NSImageView alloc] initWithFrame:[mDockTileWrapperView bounds]];
imageView.image = [NSImage imageNamed:@"NSApplicationIcon"];
imageView.imageScaling = NSImageScaleAxesIndependently;
imageView.autoresizingMask = NSViewWidthSizable | NSViewHeightSizable;
[mDockTileWrapperView addSubview:imageView];
mProgressDockOverlayView =
[[MOZProgressDockOverlayView alloc] initWithFrame:NSMakeRect(1, 3, 30, 4)];
mProgressDockOverlayView.autoresizingMask = NSViewMinXMargin | NSViewWidthSizable |
NSViewMaxXMargin | NSViewMinYMargin |
NSViewHeightSizable | NSViewMaxYMargin;
[mDockTileWrapperView addSubview:mProgressDockOverlayView];
}
if (NSApp.dockTile.contentView != mDockTileWrapperView) {
NSApp.dockTile.contentView = mDockTileWrapperView;
}
if (mProgressState == STATE_NORMAL) {
mProgressDockOverlayView.fractionValue = mProgressFraction;
} else {
// Indeterminate states are rare. Just fill the entire progress bar in
// that case.
mProgressDockOverlayView.fractionValue = 1.0;
}
[NSApp.dockTile display];
} else if (NSApp.dockTile.contentView) {
NSApp.dockTile.contentView = nil;
[NSApp.dockTile display];
}
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}