git.iko.soy/unity8
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unity8/qml/Components/Lockscreen.qml
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1/*
2 * Copyright (C) 2013-2017 Canonical, Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 3.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
17import QtQuick 2.4
18import Ubuntu.Components 1.3
19import Ubuntu.Components.Popups 1.3
20import Ubuntu.Telephony 0.1 as Telephony
22Showable {
23 id: root
25 // Determine if a numeric or alphanumeric pad is used.
26 property bool alphaNumeric: false
28 // Whether to show an emergency call button
29 property bool showEmergencyCallButton: true
31 // Whether to show a cancel button (not all lockscreen types normally do anyway)
32 property bool showCancelButton: true
34 // Informational text. (e.g. some text to tell which domain this is pin is entered for)
35 property string infoText: ""
37 // Retries text (e.g. 3 retries left)
38 // (This is not currently used, but will be necessary for SIM unlock screen)
39 property string retryText: ""
41 // The text to be displayed in case the login failed
42 property string errorText: ""
44 // Set those to a value greater 0 to restrict the pin length.
45 // If both are unset, the Lockscreen will show a confirm button and allow typing any length of pin before
46 // confirming. If minPinLength is set to a value > 0, the confirm button will only become active when the
47 // entered pin is at least that long. If maxPinLength is set, the lockscreen won't allow entering any
48 // more numbers than that. If both are set to the same value, the lockscreen will enter auto confirming
49 // behavior, hiding the confirmation button and triggering that automatically when the entered pin reached
50 // that length. This is ignored by the alphaNumeric lockscreen as that one is always confirmed by pressing
51 // enter on the OSK.
52 property int minPinLength: -1
53 property int maxPinLength: -1
55 property url background: ""
56 // Use this to put a black overlay above the background
57 // 0: normal background, 1: black background
58 property real darkenBackground: 0
60 property color foregroundColor: "#f3f3e7"
62 readonly property string passphrase: (pinPadLoader.item && pinPadLoader.item.passphrase) ? pinPadLoader.item.passphrase : ""
64 signal entered(string passphrase)
65 signal cancel()
66 signal emergencyCall()
67 signal infoPopupConfirmed()
69 onActiveFocusChanged: if (activeFocus && pinPadLoader.item) pinPadLoader.item.forceActiveFocus()
71 function reset() {
72 // This causes the loader below to destry and recreate the source
73 pinPadLoader.resetting = true;
74 pinPadLoader.resetting = false;
75 }
77 function clear(showAnimation) {
78 if (pinPadLoader.item) {
79 pinPadLoader.item.clear(showAnimation);
80 }
81 pinPadLoader.showWrongText = showAnimation
82 pinPadLoader.waiting = false
83 }
85 function showInfoPopup(title, text) {
86 var popup = PopupUtils.open(infoPopupComponent, root, {title: title, text: text})
87 // FIXME: SDK will do this internally soonish
88 popup.z = Number.MAX_VALUE
89 }
91 Rectangle {
92 // In case background fails to load
93 id: backgroundBackup
94 anchors.fill: parent
95 color: "black"
96 visible: root.background.toString() !== ""
97 }
99 Wallpaper {
100 id: backgroundImage
101 objectName: "lockscreenBackground"
102 anchors {
103 fill: parent
104 }
105 source: root.required ? root.background : ""
106 }
108 // This is to
109 // a) align it with the greeter and
110 // b) keep the white fonts readable on bright backgrounds
111 Rectangle {
112 anchors.fill: parent
113 color: "black"
114 opacity: root.darkenBackground
115 }
117 Loader {
118 id: pinPadLoader
119 objectName: "pinPadLoader"
120 anchors.fill: parent
121 property bool resetting: false
122 property bool waiting: false
123 property bool showWrongText: false
124 focus: true
126 source: {
127 if (resetting || !root.required) {
128 return ""
129 } else if (root.alphaNumeric) {
130 return "PassphraseLockscreen.qml"
131 } else {
132 return "PinLockscreen.qml"
133 }
134 }
135 onSourceChanged: {
136 waiting = false
137 showWrongText = false
138 }
140 Connections {
141 target: pinPadLoader.item
143 onEntered: {
144 pinPadLoader.waiting = true
145 root.entered(passphrase);
146 }
148 onCancel: {
149 root.cancel()
150 }
151 }
153 Binding {
154 target: pinPadLoader.item
155 property: "minPinLength"
156 value: root.minPinLength
157 }
158 Binding {
159 target: pinPadLoader.item
160 property: "maxPinLength"
161 value: root.maxPinLength
162 }
163 Binding {
164 target: pinPadLoader.item
165 property: "infoText"
166 value: root.infoText
167 }
168 Binding {
169 target: pinPadLoader.item
170 property: "retryText"
171 value: root.retryText
172 }
173 Binding {
174 target: pinPadLoader.item
175 property: "errorText"
176 value: pinPadLoader.showWrongText ? root.errorText : ""
177 }
178 Binding {
179 target: pinPadLoader.item
180 property: "entryEnabled"
181 value: !pinPadLoader.waiting
182 }
183 Binding {
184 target: pinPadLoader.item
185 property: "showCancelButton"
186 value: root.showCancelButton
187 }
188 Binding {
189 target: pinPadLoader.item
190 property: "foregroundColor"
191 value: root.foregroundColor
192 }
193 }
195 Item {
196 id: emergencyCallRow
198 visible: showEmergencyCallButton
200 anchors {
201 bottom: parent.bottom
202 bottomMargin: units.gu(7) + (Qt.inputMethod.visible ? Qt.inputMethod.keyboardRectangle.height : 0)
203 left: parent.left
204 right: parent.right
205 }
207 Label {
208 id: emergencyCallLabel
209 objectName: "emergencyCallLabel"
210 anchors.horizontalCenter: parent.horizontalCenter
212 text: callManager.hasCalls ? i18n.tr("Return to Call") : i18n.tr("Emergency Call")
213 color: root.foregroundColor
214 }
216 Icon {
217 id: emergencyCallIcon
218 anchors.left: emergencyCallLabel.right
219 anchors.leftMargin: units.gu(1)
220 width: emergencyCallLabel.height
221 height: emergencyCallLabel.height
222 name: "call-start"
223 color: root.foregroundColor
224 }
226 MouseArea {
227 anchors.top: emergencyCallLabel.top
228 anchors.bottom: emergencyCallLabel.bottom
229 anchors.left: emergencyCallLabel.left
230 anchors.right: emergencyCallIcon.right
231 onClicked: root.emergencyCall()
232 }
233 }
235 Component {
236 id: infoPopupComponent
237 ShellDialog {
238 id: dialog
239 objectName: "infoPopup"
240 property var dialogLoader // dummy to satisfy ShellDialog's context dependent prop
242 Button {
243 width: parent.width
244 objectName: "infoPopupOkButton"
245 text: i18n.tr("OK")
246 focus: true
247 onClicked: {
248 PopupUtils.close(dialog)
249 root.infoPopupConfirmed();
250 }
251 }
252 }
253 }