gecko-dev/widget/cocoa/nsMacDockSupport.mm
2013-04-17 02:51:52 -04:00

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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_ISUPPORTS2(nsMacDockSupport, nsIMacDockSupport, nsITaskbarProgress)
nsMacDockSupport::nsMacDockSupport()
: mAppIcon(nil)
, mProgressBackground(nil)
, mProgressState(STATE_NO_PROGRESS)
, mProgressFraction(0.0)
{
mProgressTimer = do_CreateInstance(NS_TIMER_CONTRACTID);
}
nsMacDockSupport::~nsMacDockSupport()
{
if (mAppIcon) {
[mAppIcon release];
mAppIcon = nil;
}
if (mProgressBackground) {
[mProgressBackground release];
mProgressBackground = nil;
}
if (mProgressTimer) {
mProgressTimer->Cancel();
mProgressTimer = nullptr;
}
}
NS_IMETHODIMP
nsMacDockSupport::GetDockMenu(nsIStandaloneNativeMenu ** aDockMenu)
{
*aDockMenu = nullptr;
if (mDockMenu)
return mDockMenu->QueryInterface(NS_GET_IID(nsIStandaloneNativeMenu),
reinterpret_cast<void **>(aDockMenu));
return NS_OK;
}
NS_IMETHODIMP
nsMacDockSupport::SetDockMenu(nsIStandaloneNativeMenu * aDockMenu)
{
nsresult rv;
mDockMenu = do_QueryInterface(aDockMenu, &rv);
return rv;
}
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: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;
}
if (mProgressState == STATE_NORMAL || mProgressState == STATE_INDETERMINATE) {
int perSecond = 8; // Empirically determined, see bug 848792
mProgressTimer->InitWithFuncCallback(RedrawIconCallback, this, 1000 / perSecond,
nsITimer::TYPE_REPEATING_SLACK);
return NS_OK;
} else {
mProgressTimer->Cancel();
return RedrawIcon();
}
}
// static
void nsMacDockSupport::RedrawIconCallback(nsITimer* aTimer, void* aClosure)
{
static_cast<nsMacDockSupport*>(aClosure)->RedrawIcon();
}
// Return whether to draw progress
bool nsMacDockSupport::InitProgress()
{
if (mProgressState != STATE_NORMAL && mProgressState != STATE_INDETERMINATE) {
return false;
}
if (!mAppIcon) {
mProgressTimer = do_CreateInstance(NS_TIMER_CONTRACTID);
mAppIcon = [[NSImage imageNamed:@"NSApplicationIcon"] retain];
mProgressBackground = [mAppIcon copyWithZone:nil];
mTheme = new nsNativeThemeCocoa();
NSSize sz = [mProgressBackground size];
mProgressBounds = CGRectMake(sz.width * 1/32, sz.height * 3/32,
sz.width * 30/32, sz.height * 4/32);
[mProgressBackground lockFocus];
[[NSColor whiteColor] set];
NSRectFill(NSRectFromCGRect(mProgressBounds));
[mProgressBackground unlockFocus];
}
return true;
}
nsresult
nsMacDockSupport::RedrawIcon()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
if (InitProgress()) {
// TODO: - Implement ERROR and PAUSED states?
NSImage *icon = [mProgressBackground copyWithZone:nil];
bool isIndeterminate = (mProgressState != STATE_NORMAL);
[icon lockFocus];
CGContextRef ctx = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
mTheme->DrawProgress(ctx, mProgressBounds, isIndeterminate,
true, mProgressFraction, 1.0, NULL);
[icon unlockFocus];
[NSApp setApplicationIconImage:icon];
[icon release];
} else {
[NSApp setApplicationIconImage:mAppIcon];
}
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}