author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 17 Sep 2010 08:32:10 +0300 | |
changeset 28 | b7da29130b0e |
parent 21 | 4633027730f5 |
permissions | -rw-r--r-- |
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/**************************************************************************** |
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** |
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** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (developer.feedback@nokia.com) |
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** |
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** This file is part of the HbCore module of the UI Extensions for Mobile. |
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** |
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** GNU Lesser General Public License Usage |
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** This file may be used under the terms of the GNU Lesser General Public |
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** License version 2.1 as published by the Free Software Foundation and |
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** appearing in the file LICENSE.LGPL included in the packaging of this file. |
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** Please review the following information to ensure the GNU Lesser General |
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** Public License version 2.1 requirements will be met: |
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at developer.feedback@nokia.com. |
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** |
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****************************************************************************/ |
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#include "hbdevicedialogserverstatus_p.h" |
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#include <e32base.h> |
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#include <e32std.h> |
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#include <e32property.h> |
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#include <QApplication> |
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#include <QEvent> |
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// There is only one fade control setter, all other applications are getters. |
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// Device dialog is the setter. |
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const TUid PropertyCategoryUid = {0x20022FC5}; |
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const TUint StatusKey = 'Stat'; |
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const TUint EventKey = 'nEvt'; // For HbIndicatorButton, to be removed when HbIndicatorButton is removed |
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NONSHARABLE_CLASS(HbDeviceDialogServerStatusPrivate) : public CActive |
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{ |
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public: |
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HbDeviceDialogServerStatusPrivate(bool isServer, HbDeviceDialogServerStatus *parent); |
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~HbDeviceDialogServerStatusPrivate(); |
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HbDeviceDialogServerStatus::StatusFlags get(); |
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void set(HbDeviceDialogServerStatus::StatusFlags status); |
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void start(); |
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public: // from CActive |
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void RunL(); |
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void DoCancel(); |
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public: |
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HbDeviceDialogServerStatus *p; |
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RProperty mProperty; |
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bool mIsSetter; |
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bool mEnableMonitoring; |
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HbDeviceDialogServerStatus::StatusFlags mSetValue; |
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}; |
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HbDeviceDialogServerStatusPrivate::HbDeviceDialogServerStatusPrivate( |
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bool isServer, HbDeviceDialogServerStatus *parent) : |
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CActive(EPriorityHigh), p(parent) |
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{ |
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mIsSetter = isServer; |
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mSetValue = HbDeviceDialogServerStatus::NoFlags; |
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mEnableMonitoring = false; |
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// Device dialog server is a writer and creates the property. |
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if (mIsSetter) { |
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_LIT_SECURITY_POLICY_PASS(KRdPolicy); // all pass |
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_LIT_SECURITY_POLICY_S0(KWrPolicy, PropertyCategoryUid.iUid); // pass device dialog server |
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mProperty.Define(PropertyCategoryUid, StatusKey, RProperty::EInt, KRdPolicy, KWrPolicy); |
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// For HbIndicatorButton |
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RProperty::Define(PropertyCategoryUid, EventKey, RProperty::EInt, KRdPolicy, KRdPolicy); |
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} |
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mProperty.Attach(PropertyCategoryUid, StatusKey); |
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if (!mIsSetter) { |
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CActiveScheduler::Add(this); |
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} |
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else { |
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mProperty.Set(PropertyCategoryUid, StatusKey, mSetValue); |
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RProperty::Set(PropertyCategoryUid, EventKey, 0); // For HbIndicatorButton |
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} |
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} |
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HbDeviceDialogServerStatusPrivate::~HbDeviceDialogServerStatusPrivate() |
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{ |
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Cancel(); |
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mProperty.Close(); |
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} |
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// Get status |
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HbDeviceDialogServerStatus::StatusFlags HbDeviceDialogServerStatusPrivate::get() |
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{ |
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TInt status = HbDeviceDialogServerStatus::NoFlags; |
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if (!mIsSetter) { |
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mProperty.Get(PropertyCategoryUid, StatusKey, status); |
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103 |
} else { |
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status = mSetValue; |
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105 |
} |
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return static_cast<HbDeviceDialogServerStatus::StatusFlags>(status); |
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107 |
} |
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108 |
|
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109 |
// Set (write) status |
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110 |
void HbDeviceDialogServerStatusPrivate::set(HbDeviceDialogServerStatus::StatusFlags status) |
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111 |
{ |
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if (mIsSetter && status != mSetValue) { |
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mSetValue = status; |
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mProperty.Set(PropertyCategoryUid, StatusKey, status); |
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115 |
} |
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116 |
} |
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117 |
|
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118 |
// Start property watch request |
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void HbDeviceDialogServerStatusPrivate::start() |
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120 |
{ |
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mProperty.Subscribe(iStatus); |
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SetActive(); |
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123 |
} |
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124 |
|
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// Property value has changed |
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126 |
void HbDeviceDialogServerStatusPrivate::RunL() |
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127 |
{ |
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TInt completionCode = iStatus.Int(); |
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if (completionCode != KErrCancel) { |
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start(); |
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131 |
} |
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if (completionCode == KErrNone) { |
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emit p->statusChanged(); |
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134 |
} |
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135 |
} |
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136 |
|
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137 |
// Cancel property subscribe |
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138 |
void HbDeviceDialogServerStatusPrivate::DoCancel() |
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139 |
{ |
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mProperty.Cancel(); |
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141 |
} |
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142 |
|
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143 |
HbDeviceDialogServerStatus::HbDeviceDialogServerStatus(bool isServer, QObject *parent) : |
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QObject(parent) |
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145 |
{ |
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d = new HbDeviceDialogServerStatusPrivate(isServer, this); |
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} |
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148 |
|
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149 |
HbDeviceDialogServerStatus::~HbDeviceDialogServerStatus() |
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150 |
{ |
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delete d; |
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152 |
} |
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153 |
|
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154 |
// Set (write) status |
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void HbDeviceDialogServerStatus::setStatus(StatusFlags status) |
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156 |
{ |
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d->set(status); |
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158 |
} |
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159 |
|
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// Get (read) status |
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161 |
HbDeviceDialogServerStatus::StatusFlags HbDeviceDialogServerStatus::status() |
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162 |
{ |
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163 |
return d->get(); |
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164 |
} |
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165 |
|
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166 |
// Enable status monitoring and change signaling |
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167 |
void HbDeviceDialogServerStatus::enableMonitoring(bool enable) |
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168 |
{ |
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169 |
if (d->mEnableMonitoring != enable) { |
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170 |
d->mEnableMonitoring = enable; |
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171 |
if (d->mEnableMonitoring) { |
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d->start(); |
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173 |
} else { |
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d->Cancel(); |
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175 |
} |
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176 |
} |
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177 |
} |
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178 |
|
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179 |
// Verify that device dialog server is running |
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180 |
bool HbDeviceDialogServerStatus::isRunning() |
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181 |
{ |
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182 |
// Check if device dialog process exists. Assumes that if process exists, |
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// the server is running properly. |
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184 |
_LIT(KName, "hbdevicedialogappserver"); |
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RProcess process; |
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bool exists = process.Open(KName) == KErrNone; |
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process.Close(); |
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return exists; |
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189 |
} |