Lomiri
Loading...
Searching...
No Matches
IndicatorItem.qml
1/*
2 * Copyright 2013-2016 Canonical Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
12 *
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16
17import QtQuick 2.12
18import Lomiri.Components 1.3
19import Lomiri.Settings.Components 0.1
20import QMenuModel 1.0
21
22IndicatorDelegate {
23 id: root
24
25 property string identifier
26 property alias title: indicatorName.text
27 property alias leftLabel: leftLabelItem.text
28 property alias rightLabel: rightLabelItem.text
29 property var icons: undefined
30 property bool expanded: false
31 property bool selected: false
32 property real iconHeight: units.gu(2)
33 readonly property color color: {
34 if (!expanded) return theme.palette.normal.backgroundText;
35 if (!selected) return theme.palette.disabled.backgroundText;
36 return theme.palette.normal.backgroundText;
37 }
38
39 implicitWidth: mainItems.width
40
41 // Prevent ListView from removing us from the view while expanding.
42 // If we're the PanelBar's initial item, our removal will make it lose
43 // track of us and cause its positioning to go wrong.
44 ListView.delayRemove: stateTransition.running
45
46 MouseArea {
47 readonly property int stepUp: 1
48 readonly property int stepDown: -1
49
50 anchors.fill: parent
51 acceptedButtons: Qt.MiddleButton
52 onClicked: {
53 if ((!expanded || selected) && secondaryAction.valid) {
54 secondaryAction.activate();
55 }
56 }
57 onWheel: {
58 if ((!expanded || selected) && scrollAction.valid) {
59 scrollAction.activate(wheel.angleDelta.y > 0 ? stepUp : stepDown);
60 }
61 }
62 }
63
64 Item {
65 id: mainItems
66 anchors.centerIn: parent
67
68 width: leftLabelItem.width + iconsItem.width + rightLabelItem.width
69 implicitHeight: units.gu(2)
70
71 Label {
72 id: leftLabelItem
73 objectName: "leftLabel"
74
75 anchors {
76 left: mainItems.left
77 verticalCenter: parent.verticalCenter
78 }
79 width: contentWidth > 0 ? contentWidth + units.gu(1) : 0
80 horizontalAlignment: Text.AlignHCenter
81
82 opacity: 1.0
83 font.family: "Ubuntu"
84 fontSize: "medium"
85 font.weight: Font.Light
86 color: root.color
87 Behavior on color { ColorAnimation { duration: LomiriAnimation.FastDuration; easing: LomiriAnimation.StandardEasing } }
88 }
89
90 Item {
91 id: iconsItem
92 objectName: "icons"
93
94 width: iconRow.width > 0 ? iconRow.width + units.gu(1) : 0
95 anchors {
96 left: leftLabelItem.right
97 verticalCenter: parent.verticalCenter
98 }
99
100 Row {
101 id: iconRow
102 anchors.centerIn: iconsItem
103 spacing: units.gu(1)
104
105 Repeater {
106 id: iconRepeater
107 objectName: "iconRepeater"
108
109 model: d.useFallbackIcon ? [ "image://theme/settings" ] : root.icons
110
111 Icon {
112 id: itemImage
113 objectName: "icon"+index
114 height: iconHeight
115 // FIXME Workaround for bug https://bugs.launchpad.net/lomiri/+source/lomiri-ui-toolkit/+bug/1421293
116 width: implicitWidth > 0 && implicitHeight > 0 ? (implicitWidth / implicitHeight * height) : implicitWidth;
117 source: modelData
118 color: root.color
119 Behavior on color { ColorAnimation { duration: LomiriAnimation.FastDuration; easing: LomiriAnimation.StandardEasing } }
120
121 // Workaround indicators getting stretched/squished when (un)plugging external/virtual monitor
122 onHeightChanged: {
123 source = ""
124 source = modelData
125 }
126 }
127 }
128 }
129 }
130
131 Label {
132 id: rightLabelItem
133 objectName: "rightLabel"
134
135 anchors {
136 left: iconsItem.right
137 verticalCenter: parent.verticalCenter
138 }
139 width: contentWidth > 0 ? contentWidth + units.gu(1) : 0
140 horizontalAlignment: Text.AlignHCenter
141
142 opacity: 1.0
143 font.family: "Ubuntu"
144 fontSize: "medium"
145 font.weight: Font.Light
146 color: root.color
147 Behavior on color { ColorAnimation { duration: LomiriAnimation.FastDuration; easing: LomiriAnimation.StandardEasing } }
148 }
149 }
150
151 Label {
152 id: indicatorName
153 objectName: "indicatorName"
154
155 anchors.top: mainItems.bottom
156 anchors.topMargin: units.gu(0.5)
157 anchors.horizontalCenter: parent.horizontalCenter
158 width: contentWidth > 0 ? contentWidth + units.gu(1) : 0
159
160 text: identifier
161 fontSize: "x-small"
162 font.weight: Font.Light
163 horizontalAlignment: Text.AlignHCenter
164 opacity: 0
165 color: root.color
166 Behavior on color { ColorAnimation { duration: LomiriAnimation.FastDuration; easing: LomiriAnimation.StandardEasing } }
167 }
168
169 StateGroup {
170 objectName: "indicatorItemState"
171
172 states: [
173 State {
174 name: "minimised"
175 when: !expanded && ((icons && icons.length > 0) || leftLabel !== "" || rightLabel !== "")
176 PropertyChanges { target: indicatorName; opacity: 0}
177 },
178
179 State {
180 name: "minimised_fallback"
181 when: !expanded && (!icons || icons.length === 0) && leftLabel == "" && rightLabel == ""
182 PropertyChanges { target: indicatorName; opacity: 0}
183 PropertyChanges { target: d; useFallbackIcon: true }
184 },
185
186 State {
187 name: "expanded"
188 PropertyChanges { target: indicatorName; visible: true; opacity: 1}
189 PropertyChanges { target: mainItems; anchors.verticalCenterOffset: -units.gu(1) }
190 },
191
192 State {
193 name: "expanded_icon"
194 extend: "expanded"
195 when: expanded && (icons && icons.length > 0)
196 AnchorChanges { target: iconsItem; anchors.left: undefined; anchors.horizontalCenter: parent.horizontalCenter }
197 AnchorChanges { target: leftLabelItem; anchors.left: undefined; anchors.right: iconsItem.left }
198 PropertyChanges { target: leftLabelItem; opacity: 0 }
199 PropertyChanges { target: leftLabelItem; opacity: 0 }
200 PropertyChanges { target: rightLabelItem; opacity: 0 }
201 PropertyChanges { target: root; width: Math.max(units.gu(10), Math.max(iconsItem.width, indicatorName.width)) }
202 },
203
204 State {
205 name: "expanded_fallback"
206 extend: "expanded"
207 when: expanded && (!icons || icons.length === 0) && leftLabel == "" && rightLabel == ""
208 PropertyChanges { target: d; useFallbackIcon: true }
209 AnchorChanges { target: iconsItem; anchors.left: undefined; anchors.horizontalCenter: parent.horizontalCenter }
210 AnchorChanges { target: leftLabelItem; anchors.left: undefined; anchors.right: iconsItem.left }
211 PropertyChanges { target: leftLabelItem; opacity: 0 }
212 PropertyChanges { target: leftLabelItem; opacity: 0 }
213 PropertyChanges { target: rightLabelItem; opacity: 0 }
214 PropertyChanges { target: root; width: Math.max(units.gu(10), Math.max(iconsItem.width, indicatorName.width)) }
215 },
216
217 State {
218 name: "expanded_rightLabel"
219 extend: "expanded"
220 when: expanded && (!icons || icons.length === 0) && rightLabel !== ""
221 AnchorChanges { target: rightLabelItem; anchors.left: undefined; anchors.horizontalCenter: parent.horizontalCenter }
222 PropertyChanges { target: iconsItem; opacity: 0 }
223 PropertyChanges { target: leftLabelItem; opacity: 0 }
224 PropertyChanges { target: root; width: Math.max(units.gu(10), Math.max(rightLabelItem.width, indicatorName.width)) }
225 },
226
227 State {
228 name: "expanded_leftLabel"
229 extend: "expanded"
230 when: expanded && (!icons || icons.length === 0) && leftLabel !== ""
231 AnchorChanges { target: leftLabelItem; anchors.left: undefined; anchors.horizontalCenter: parent.horizontalCenter }
232 PropertyChanges { target: iconsItem; opacity: 0 }
233 PropertyChanges { target: rightLabelItem; opacity: 0 }
234 PropertyChanges { target: root; width: Math.max(units.gu(10), Math.max(leftLabelItem.width, indicatorName.width)) }
235 }
236 ]
237
238 transitions: [
239 Transition {
240 id: stateTransition
241 PropertyAction { target: d; property: "useFallbackIcon" }
242 AnchorAnimation {
243 targets: [ mainItems, iconsItem, leftLabelItem, rightLabelItem ]
244 duration: LomiriAnimation.SnapDuration; easing: LomiriAnimation.StandardEasing
245 }
246 PropertyAnimation {
247 targets: [ root, mainItems, iconsItem, leftLabelItem, rightLabelItem, indicatorName ]
248 properties: "width, opacity, anchors.verticalCenterOffset";
249 duration: LomiriAnimation.SnapDuration; easing: LomiriAnimation.StandardEasing
250 }
251 }
252 ]
253 }
254
255 rootActionState.onUpdated: {
256 if (rootActionState == undefined) {
257 title = "";
258 leftLabel = "";
259 rightLabel = "";
260 icons = undefined;
261 return;
262 }
263
264 title = rootActionState.title ? rootActionState.title : rootActionState.accessibleName;
265 leftLabel = rootActionState.leftLabel ? rootActionState.leftLabel : "";
266 rightLabel = rootActionState.rightLabel ? rootActionState.rightLabel : "";
267 icons = rootActionState.icons;
268 }
269
270 QtObject {
271 id: d
272
273 property bool useFallbackIcon: false
274 property var shouldIndicatorBeShown: undefined
275
276 onShouldIndicatorBeShownChanged: {
277 if (shouldIndicatorBeShown !== undefined) {
278 submenuAction.changeState(shouldIndicatorBeShown);
279 }
280 }
281 }
282
283 AyatanaMenuAction {
284 id: secondaryAction
285 model: menuModel
286 index: 0
287 name: rootActionState.secondaryAction
288 }
289
290 AyatanaMenuAction {
291 id: scrollAction
292 model: menuModel
293 index: 0
294 name: rootActionState.scrollAction
295 }
296
297 AyatanaMenuAction {
298 id: submenuAction
299 model: menuModel
300 index: 0
301 name: rootActionState.submenuAction
302 }
303
304 Binding {
305 target: d
306 property: "shouldIndicatorBeShown"
307 when: submenuAction.valid
308 value: root.selected && root.expanded
309 }
310}