Lomiri
LauncherPanel.qml
1 /*
2  * Copyright (C) 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 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  */
16 
17 import QtQuick 2.12
18 import QtQml.StateMachine 1.0 as DSM
19 import Lomiri.Components 1.3
20 import Lomiri.Launcher 0.1
21 import Lomiri.Components.Popups 1.3
22 import Utils 0.1
23 import "../Components"
24 
25 Rectangle {
26  id: root
27  color: "#F2111111"
28 
29  rotation: inverted ? 180 : 0
30 
31  property var model
32  property bool inverted: false
33  property bool privateMode: false
34  property bool moving: launcherListView.moving || launcherListView.flicking
35  property bool preventHiding: moving || dndArea.draggedIndex >= 0 || quickList.state === "open" || dndArea.pressed
36  || dndArea.containsMouse || dashItem.hovered
37  property int highlightIndex: -2
38  property bool shortcutHintsShown: false
39  readonly property bool quickListOpen: quickList.state === "open"
40  readonly property bool dragging: launcherListView.dragging || dndArea.dragging
41 
42  signal applicationSelected(string appId)
43  signal showDashHome()
44  signal kbdNavigationCancelled()
45 
46  onXChanged: {
47  if (quickList.state === "open") {
48  quickList.state = ""
49  }
50  }
51 
52  function highlightNext() {
53  highlightIndex++;
54  if (highlightIndex >= launcherListView.count) {
55  highlightIndex = -1;
56  }
57  launcherListView.moveToIndex(Math.max(highlightIndex, 0));
58  }
59  function highlightPrevious() {
60  highlightIndex--;
61  if (highlightIndex <= -2) {
62  highlightIndex = launcherListView.count - 1;
63  }
64  launcherListView.moveToIndex(Math.max(highlightIndex, 0));
65  }
66  function openQuicklist(index) {
67  quickList.open(index);
68  quickList.selectedIndex = 0;
69  quickList.focus = true;
70  }
71 
72  MouseArea {
73  id: mouseEventEater
74  anchors.fill: parent
75  acceptedButtons: Qt.AllButtons
76  onWheel: wheel.accepted = true;
77  }
78 
79  Column {
80  id: mainColumn
81  anchors {
82  fill: parent
83  }
84 
85  Rectangle {
86  id: bfb
87  objectName: "buttonShowDashHome"
88  width: parent.width
89  height: width * .9
90  color: LomiriColors.orange
91  readonly property bool highlighted: root.highlightIndex == -1;
92 
93  Icon {
94  objectName: "dashItem"
95  width: parent.width * .6
96  height: width
97  anchors.centerIn: parent
98  source: "graphics/home.svg"
99  color: "white"
100  rotation: root.rotation
101  }
102 
103  AbstractButton {
104  id: dashItem
105  anchors.fill: parent
106  activeFocusOnPress: false
107  onClicked: root.showDashHome()
108  }
109 
110  StyledItem {
111  styleName: "FocusShape"
112  anchors.fill: parent
113  anchors.margins: units.gu(.5)
114  StyleHints {
115  visible: bfb.highlighted
116  radius: 0
117  }
118  }
119  }
120 
121  Item {
122  anchors.left: parent.left
123  anchors.right: parent.right
124  height: parent.height - dashItem.height - parent.spacing*2
125 
126  Item {
127  id: launcherListViewItem
128  anchors.fill: parent
129  clip: true
130 
131  ListView {
132  id: launcherListView
133  objectName: "launcherListView"
134  anchors {
135  fill: parent
136  topMargin: -extensionSize + width * .15
137  bottomMargin: -extensionSize + width * .15
138  }
139  topMargin: extensionSize
140  bottomMargin: extensionSize
141  height: parent.height - dashItem.height - parent.spacing*2
142  model: root.model
143  cacheBuffer: itemHeight * 3
144  snapMode: interactive ? ListView.SnapToItem : ListView.NoSnap
145  highlightRangeMode: ListView.ApplyRange
146  preferredHighlightBegin: (height - itemHeight) / 2
147  preferredHighlightEnd: (height + itemHeight) / 2
148 
149  // for the single peeking icon, when alert-state is set on delegate
150  property int peekingIndex: -1
151 
152  // The size of the area the ListView is extended to make sure items are not
153  // destroyed when dragging them outside the list. This needs to be at least
154  // itemHeight to prevent folded items from disappearing and DragArea limits
155  // need to be smaller than this size to avoid breakage.
156  property int extensionSize: itemHeight * 3
157 
158  // Workaround: The snap settings in the launcher, will always try to
159  // snap to what we told it to do. However, we want the initial position
160  // of the launcher to not be centered, but instead start with the topmost
161  // item unfolded completely. Lets wait for the ListView to settle after
162  // creation and then reposition it to 0.
163  // https://bugreports.qt-project.org/browse/QTBUG-32251
164  Component.onCompleted: {
165  initTimer.start();
166  }
167  Timer {
168  id: initTimer
169  interval: 1
170  onTriggered: {
171  launcherListView.moveToIndex(0)
172  }
173  }
174 
175  // The height of the area where icons start getting folded
176  property int foldingStartHeight: itemHeight
177  // The height of the area where the items reach the final folding angle
178  property int foldingStopHeight: foldingStartHeight - itemHeight - spacing
179  property int itemWidth: width * .75
180  property int itemHeight: itemWidth * 15 / 16 + units.gu(1)
181  property int clickFlickSpeed: units.gu(60)
182  property int draggedIndex: dndArea.draggedIndex
183  property real realContentY: contentY - originY + topMargin
184  property int realItemHeight: itemHeight + spacing
185 
186  // In case the start dragging transition is running, we need to delay the
187  // move because the displaced transition would clash with it and cause items
188  // to be moved to wrong places
189  property bool draggingTransitionRunning: false
190  property int scheduledMoveTo: -1
191 
192  LomiriNumberAnimation {
193  id: snapToBottomAnimation
194  target: launcherListView
195  property: "contentY"
196  to: launcherListView.originY + launcherListView.topMargin
197  }
198 
199  LomiriNumberAnimation {
200  id: snapToTopAnimation
201  target: launcherListView
202  property: "contentY"
203  to: launcherListView.contentHeight - launcherListView.height + launcherListView.originY - launcherListView.topMargin
204  }
205 
206  LomiriNumberAnimation {
207  id: moveAnimation
208  objectName: "moveAnimation"
209  target: launcherListView
210  property: "contentY"
211  function moveTo(contentY) {
212  from = launcherListView.contentY;
213  to = contentY;
214  restart();
215  }
216  }
217  function moveToIndex(index) {
218  var totalItemHeight = launcherListView.itemHeight + launcherListView.spacing
219  var itemPosition = index * totalItemHeight;
220  var height = launcherListView.height - launcherListView.topMargin - launcherListView.bottomMargin
221  var distanceToEnd = index == 0 || index == launcherListView.count - 1 ? 0 : totalItemHeight
222  if (itemPosition + totalItemHeight + distanceToEnd > launcherListView.contentY + launcherListView.originY + launcherListView.topMargin + height) {
223  moveAnimation.moveTo(itemPosition + launcherListView.itemHeight - launcherListView.topMargin - height + distanceToEnd - launcherListView.originY);
224  } else if (itemPosition - distanceToEnd < launcherListView.contentY - launcherListView.originY + launcherListView.topMargin) {
225  moveAnimation.moveTo(itemPosition - distanceToEnd - launcherListView.topMargin + launcherListView.originY);
226  }
227  }
228 
229  displaced: Transition {
230  NumberAnimation { properties: "x,y"; duration: LomiriAnimation.FastDuration; easing: LomiriAnimation.StandardEasing }
231  }
232 
233  delegate: FoldingLauncherDelegate {
234  id: launcherDelegate
235  objectName: "launcherDelegate" + index
236  // We need the appId in the delegate in order to find
237  // the right app when running autopilot tests for
238  // multiple apps.
239  readonly property string appId: model.appId
240  name: model.name
241  itemIndex: index
242  itemHeight: launcherListView.itemHeight
243  itemWidth: launcherListView.itemWidth
244  width: parent.width
245  height: itemHeight
246  iconName: model.icon
247  count: model.count
248  countVisible: model.countVisible
249  progress: model.progress
250  itemRunning: model.running
251  itemFocused: model.focused
252  inverted: root.inverted
253  alerting: model.alerting
254  highlighted: root.highlightIndex == index
255  shortcutHintShown: root.shortcutHintsShown && index <= 9
256  surfaceCount: model.surfaceCount
257  z: -Math.abs(offset)
258  maxAngle: 55
259  property bool dragging: false
260 
261  SequentialAnimation {
262  id: peekingAnimation
263  objectName: "peekingAnimation" + index
264 
265  // revealing
266  PropertyAction { target: root; property: "visible"; value: (launcher.visibleWidth === 0) ? 1 : 0 }
267  PropertyAction { target: launcherListViewItem; property: "clip"; value: 0 }
268 
269  LomiriNumberAnimation {
270  target: launcherDelegate
271  alwaysRunToEnd: true
272  loops: 1
273  properties: "x"
274  to: (units.gu(.5) + launcherListView.width * .5) * (root.inverted ? -1 : 1)
275  duration: LomiriAnimation.BriskDuration
276  }
277 
278  // hiding
279  LomiriNumberAnimation {
280  target: launcherDelegate
281  alwaysRunToEnd: true
282  loops: 1
283  properties: "x"
284  to: 0
285  duration: LomiriAnimation.BriskDuration
286  }
287 
288  PropertyAction { target: launcherListViewItem; property: "clip"; value: 1 }
289  PropertyAction { target: root; property: "visible"; value: (launcher.visibleWidth === 0) ? 1 : 0 }
290  PropertyAction { target: launcherListView; property: "peekingIndex"; value: -1 }
291  }
292 
293  onAlertingChanged: {
294  if(alerting) {
295  if (!dragging && (launcherListView.peekingIndex === -1 || launcher.visibleWidth > 0)) {
296  launcherListView.moveToIndex(index)
297  if (!dragging && launcher.state !== "visible" && launcher.state !== "drawer") {
298  peekingAnimation.start()
299  }
300  }
301 
302  if (launcherListView.peekingIndex === -1) {
303  launcherListView.peekingIndex = index
304  }
305  } else {
306  if (launcherListView.peekingIndex === index) {
307  launcherListView.peekingIndex = -1
308  }
309  }
310  }
311 
312  Image {
313  id: dropIndicator
314  objectName: "dropIndicator"
315  anchors.centerIn: parent
316  height: visible ? units.dp(2) : 0
317  width: parent.width + mainColumn.anchors.leftMargin + mainColumn.anchors.rightMargin
318  opacity: 0
319  source: "graphics/divider-line.png"
320  }
321 
322  states: [
323  State {
324  name: "selected"
325  when: dndArea.selectedItem === launcherDelegate && fakeDragItem.visible && !dragging
326  PropertyChanges {
327  target: launcherDelegate
328  itemOpacity: 0
329  }
330  },
331  State {
332  name: "dragging"
333  when: dragging
334  PropertyChanges {
335  target: launcherDelegate
336  height: units.gu(1)
337  itemOpacity: 0
338  }
339  PropertyChanges {
340  target: dropIndicator
341  opacity: 1
342  }
343  },
344  State {
345  name: "expanded"
346  when: dndArea.draggedIndex >= 0 && (dndArea.preDragging || dndArea.dragging || dndArea.postDragging) && dndArea.draggedIndex != index
347  PropertyChanges {
348  target: launcherDelegate
349  angle: 0
350  offset: 0
351  itemOpacity: 0.6
352  }
353  }
354  ]
355 
356  transitions: [
357  Transition {
358  from: ""
359  to: "selected"
360  NumberAnimation { properties: "itemOpacity"; duration: LomiriAnimation.FastDuration }
361  },
362  Transition {
363  from: "*"
364  to: "expanded"
365  NumberAnimation { properties: "itemOpacity"; duration: LomiriAnimation.FastDuration }
366  LomiriNumberAnimation { properties: "angle,offset" }
367  },
368  Transition {
369  from: "expanded"
370  to: ""
371  NumberAnimation { properties: "itemOpacity"; duration: LomiriAnimation.BriskDuration }
372  LomiriNumberAnimation { properties: "angle,offset" }
373  },
374  Transition {
375  id: draggingTransition
376  from: "selected"
377  to: "dragging"
378  SequentialAnimation {
379  PropertyAction { target: launcherListView; property: "draggingTransitionRunning"; value: true }
380  ParallelAnimation {
381  LomiriNumberAnimation { properties: "height" }
382  NumberAnimation { target: dropIndicator; properties: "opacity"; duration: LomiriAnimation.FastDuration }
383  }
384  ScriptAction {
385  script: {
386  if (launcherListView.scheduledMoveTo > -1) {
387  launcherListView.model.move(dndArea.draggedIndex, launcherListView.scheduledMoveTo)
388  dndArea.draggedIndex = launcherListView.scheduledMoveTo
389  launcherListView.scheduledMoveTo = -1
390  }
391  }
392  }
393  PropertyAction { target: launcherListView; property: "draggingTransitionRunning"; value: false }
394  }
395  },
396  Transition {
397  from: "dragging"
398  to: "*"
399  NumberAnimation { target: dropIndicator; properties: "opacity"; duration: LomiriAnimation.SnapDuration }
400  NumberAnimation { properties: "itemOpacity"; duration: LomiriAnimation.BriskDuration }
401  SequentialAnimation {
402  ScriptAction { script: if (index == launcherListView.count-1) launcherListView.flick(0, -launcherListView.clickFlickSpeed); }
403  LomiriNumberAnimation { properties: "height" }
404  ScriptAction { script: if (index == launcherListView.count-1) launcherListView.flick(0, -launcherListView.clickFlickSpeed); }
405  PropertyAction { target: dndArea; property: "postDragging"; value: false }
406  PropertyAction { target: dndArea; property: "draggedIndex"; value: -1 }
407  }
408  }
409  ]
410  }
411 
412  MouseArea {
413  id: dndArea
414  objectName: "dndArea"
415  acceptedButtons: Qt.LeftButton | Qt.RightButton
416  hoverEnabled: true
417  anchors {
418  fill: parent
419  topMargin: launcherListView.topMargin
420  bottomMargin: launcherListView.bottomMargin
421  }
422  drag.minimumY: -launcherListView.topMargin
423  drag.maximumY: height + launcherListView.bottomMargin
424 
425  property int draggedIndex: -1
426  property var selectedItem
427  property bool preDragging: false
428  property bool dragging: !!selectedItem && selectedItem.dragging
429  property bool postDragging: false
430  property int startX
431  property int startY
432 
433  // This is a workaround for some issue in the QML ListView:
434  // When calling moveToItem(0), the listview visually positions itself
435  // correctly to display the first item expanded. However, some internal
436  // state seems to not be valid, and the next time the user clicks on it,
437  // it snaps back to the snap boundries before executing the onClicked handler.
438  // This can cause the listview getting stuck in a snapped position where you can't
439  // launch things without first dragging the launcher manually. So lets read the item
440  // angle before that happens and use that angle instead of the one we get in onClicked.
441  property real pressedStartAngle: 0
442  onPressed: {
443  var clickedItem = launcherListView.itemAt(mouseX, mouseY + launcherListView.realContentY)
444  pressedStartAngle = clickedItem.angle;
445  processPress(mouse);
446  }
447 
448  function processPress(mouse) {
449  selectedItem = launcherListView.itemAt(mouse.x, mouse.y + launcherListView.realContentY)
450  }
451 
452  onClicked: {
453  var index = Math.floor((mouseY + launcherListView.realContentY) / launcherListView.realItemHeight);
454  var clickedItem = launcherListView.itemAt(mouseX, mouseY + launcherListView.realContentY)
455 
456  // Check if we actually clicked an item or only at the spacing in between
457  if (clickedItem === null) {
458  return;
459  }
460 
461  if (mouse.button & Qt.RightButton) { // context menu
462  // Opening QuickList
463  quickList.open(index);
464  return;
465  }
466 
467  Haptics.play();
468 
469  // First/last item do the scrolling at more than 12 degrees
470  if (index == 0 || index == launcherListView.count - 1) {
471  launcherListView.moveToIndex(index);
472  if (pressedStartAngle <= 12 && pressedStartAngle >= -12) {
473  root.applicationSelected(LauncherModel.get(index).appId);
474  }
475  return;
476  }
477 
478  // the rest launches apps up to an angle of 30 degrees
479  if (clickedItem.angle > 30 || clickedItem.angle < -30) {
480  launcherListView.moveToIndex(index);
481  } else {
482  root.applicationSelected(LauncherModel.get(index).appId);
483  }
484  }
485 
486  onCanceled: {
487  endDrag(drag);
488  }
489 
490  onReleased: {
491  endDrag(drag);
492  }
493 
494  function endDrag(dragItem) {
495  var droppedIndex = draggedIndex;
496  if (dragging) {
497  postDragging = true;
498  } else {
499  draggedIndex = -1;
500  }
501 
502  if (!selectedItem) {
503  return;
504  }
505 
506  selectedItem.dragging = false;
507  selectedItem = undefined;
508  preDragging = false;
509 
510  dragItem.target = undefined
511 
512  progressiveScrollingTimer.stop();
513  launcherListView.interactive = true;
514  if (droppedIndex >= launcherListView.count - 2 && postDragging) {
515  snapToBottomAnimation.start();
516  } else if (droppedIndex < 2 && postDragging) {
517  snapToTopAnimation.start();
518  }
519  }
520 
521  onPressAndHold: {
522  processPressAndHold(mouse, drag);
523  }
524 
525  function processPressAndHold(mouse, dragItem) {
526  if (Math.abs(selectedItem.angle) > 30) {
527  return;
528  }
529 
530  Haptics.play();
531 
532  draggedIndex = Math.floor((mouse.y + launcherListView.realContentY) / launcherListView.realItemHeight);
533 
534  quickList.open(draggedIndex)
535 
536  launcherListView.interactive = false
537 
538  var yOffset = draggedIndex > 0 ? (mouse.y + launcherListView.realContentY) % (draggedIndex * launcherListView.realItemHeight) : mouse.y + launcherListView.realContentY
539 
540  fakeDragItem.iconName = launcherListView.model.get(draggedIndex).icon
541  fakeDragItem.x = units.gu(0.5)
542  fakeDragItem.y = mouse.y - yOffset + launcherListView.anchors.topMargin + launcherListView.topMargin
543  fakeDragItem.angle = selectedItem.angle * (root.inverted ? -1 : 1)
544  fakeDragItem.offset = selectedItem.offset * (root.inverted ? -1 : 1)
545  fakeDragItem.count = LauncherModel.get(draggedIndex).count
546  fakeDragItem.progress = LauncherModel.get(draggedIndex).progress
547  fakeDragItem.flatten()
548  dragItem.target = fakeDragItem
549 
550  startX = mouse.x
551  startY = mouse.y
552  }
553 
554  onPositionChanged: {
555  processPositionChanged(mouse)
556  }
557 
558  function processPositionChanged(mouse) {
559  if (draggedIndex >= 0) {
560  if (selectedItem && !selectedItem.dragging) {
561  var distance = Math.max(Math.abs(mouse.x - startX), Math.abs(mouse.y - startY))
562  if (!preDragging && distance > units.gu(1.5)) {
563  preDragging = true;
564  quickList.state = "";
565  }
566  if (distance > launcherListView.itemHeight) {
567  selectedItem.dragging = true
568  preDragging = false;
569  }
570  return
571  }
572 
573  var itemCenterY = fakeDragItem.y + fakeDragItem.height / 2
574 
575  // Move it down by the the missing size to compensate index calculation with only expanded items
576  itemCenterY += (launcherListView.itemHeight - selectedItem.height) / 2
577 
578  if (mouseY > launcherListView.height - launcherListView.topMargin - launcherListView.bottomMargin - launcherListView.realItemHeight) {
579  progressiveScrollingTimer.downwards = false
580  progressiveScrollingTimer.start()
581  } else if (mouseY < launcherListView.realItemHeight) {
582  progressiveScrollingTimer.downwards = true
583  progressiveScrollingTimer.start()
584  } else {
585  progressiveScrollingTimer.stop()
586  }
587 
588  var newIndex = (itemCenterY + launcherListView.realContentY) / launcherListView.realItemHeight
589 
590  if (newIndex > draggedIndex + 1) {
591  newIndex = draggedIndex + 1
592  } else if (newIndex < draggedIndex) {
593  newIndex = draggedIndex -1
594  } else {
595  return
596  }
597 
598  if (newIndex >= 0 && newIndex < launcherListView.count) {
599  if (launcherListView.draggingTransitionRunning) {
600  launcherListView.scheduledMoveTo = newIndex
601  } else {
602  launcherListView.model.move(draggedIndex, newIndex)
603  draggedIndex = newIndex
604  }
605  }
606  }
607  }
608  }
609  Timer {
610  id: progressiveScrollingTimer
611  interval: 2
612  repeat: true
613  running: false
614  property bool downwards: true
615  onTriggered: {
616  if (downwards) {
617  var minY = -launcherListView.topMargin
618  if (launcherListView.contentY > minY) {
619  launcherListView.contentY = Math.max(launcherListView.contentY - units.dp(2), minY)
620  }
621  } else {
622  var maxY = launcherListView.contentHeight - launcherListView.height + launcherListView.topMargin + launcherListView.originY
623  if (launcherListView.contentY < maxY) {
624  launcherListView.contentY = Math.min(launcherListView.contentY + units.dp(2), maxY)
625  }
626  }
627  }
628  }
629  }
630  }
631 
632  LauncherDelegate {
633  id: fakeDragItem
634  objectName: "fakeDragItem"
635  visible: dndArea.draggedIndex >= 0 && !dndArea.postDragging
636  itemWidth: launcherListView.itemWidth
637  itemHeight: launcherListView.itemHeight
638  height: itemHeight
639  width: itemWidth
640  rotation: root.rotation
641  itemOpacity: 0.9
642  onVisibleChanged: if (!visible) iconName = "";
643 
644  function flatten() {
645  fakeDragItemAnimation.start();
646  }
647 
648  LomiriNumberAnimation {
649  id: fakeDragItemAnimation
650  target: fakeDragItem;
651  properties: "angle,offset";
652  to: 0
653  }
654  }
655  }
656  }
657 
658  LomiriShape {
659  id: quickListShape
660  objectName: "quickListShape"
661  anchors.fill: quickList
662  opacity: quickList.state === "open" ? 0.95 : 0
663  visible: opacity > 0
664  rotation: root.rotation
665  aspect: LomiriShape.Flat
666 
667  // Denotes that the shape is not animating, to prevent race conditions during testing
668  readonly property bool ready: (visible && (!quickListShapeOpacityFade.running))
669 
670  Behavior on opacity {
671  LomiriNumberAnimation {
672  id: quickListShapeOpacityFade
673  }
674  }
675 
676  source: ShaderEffectSource {
677  sourceItem: quickList
678  hideSource: true
679  }
680 
681  Image {
682  anchors {
683  right: parent.left
684  rightMargin: -units.dp(4)
685  verticalCenter: parent.verticalCenter
686  verticalCenterOffset: -quickList.offset * (root.inverted ? -1 : 1)
687  }
688  height: units.gu(1)
689  width: units.gu(2)
690  source: "graphics/quicklist_tooltip.png"
691  rotation: 90
692  }
693  }
694 
695  InverseMouseArea {
696  anchors.fill: quickListShape
697  enabled: quickList.state == "open" || pressed
698  hoverEnabled: enabled
699  visible: enabled
700 
701  onClicked: {
702  quickList.state = "";
703  quickList.focus = false;
704  root.kbdNavigationCancelled();
705  }
706 
707  // Forward for dragging to work when quickList is open
708 
709  onPressed: {
710  var m = mapToItem(dndArea, mouseX, mouseY)
711  dndArea.processPress(m)
712  }
713 
714  onPressAndHold: {
715  var m = mapToItem(dndArea, mouseX, mouseY)
716  dndArea.processPressAndHold(m, drag)
717  }
718 
719  onPositionChanged: {
720  var m = mapToItem(dndArea, mouseX, mouseY)
721  dndArea.processPositionChanged(m)
722  }
723 
724  onCanceled: {
725  dndArea.endDrag(drag);
726  }
727 
728  onReleased: {
729  dndArea.endDrag(drag);
730  }
731  }
732 
733  Rectangle {
734  id: quickList
735  objectName: "quickList"
736  color: theme.palette.normal.background
737  // Because we're setting left/right anchors depending on orientation, it will break the
738  // width setting after rotating twice. This makes sure we also re-apply width on rotation
739  width: root.inverted ? units.gu(30) : units.gu(30)
740  height: quickListColumn.height
741  visible: quickListShape.visible
742  anchors {
743  left: root.inverted ? undefined : parent.right
744  right: root.inverted ? parent.left : undefined
745  margins: units.gu(1)
746  }
747  y: itemCenter - (height / 2) + offset
748  rotation: root.rotation
749 
750  property var model
751  property string appId
752  property var item
753  property int selectedIndex: -1
754 
755  Keys.onPressed: {
756  switch (event.key) {
757  case Qt.Key_Down:
758  var prevIndex = selectedIndex;
759  selectedIndex = (selectedIndex + 1 < popoverRepeater.count) ? selectedIndex + 1 : 0;
760  while (!popoverRepeater.itemAt(selectedIndex).clickable && selectedIndex != prevIndex) {
761  selectedIndex = (selectedIndex + 1 < popoverRepeater.count) ? selectedIndex + 1 : 0;
762  }
763  event.accepted = true;
764  break;
765  case Qt.Key_Up:
766  var prevIndex = selectedIndex;
767  selectedIndex = (selectedIndex > 0) ? selectedIndex - 1 : popoverRepeater.count - 1;
768  while (!popoverRepeater.itemAt(selectedIndex).clickable && selectedIndex != prevIndex) {
769  selectedIndex = (selectedIndex > 0) ? selectedIndex - 1 : popoverRepeater.count - 1;
770  }
771  event.accepted = true;
772  break;
773  case Qt.Key_Left:
774  case Qt.Key_Escape:
775  quickList.selectedIndex = -1;
776  quickList.focus = false;
777  quickList.state = ""
778  event.accepted = true;
779  break;
780  case Qt.Key_Enter:
781  case Qt.Key_Return:
782  case Qt.Key_Space:
783  if (quickList.selectedIndex >= 0) {
784  LauncherModel.quickListActionInvoked(quickList.appId, quickList.selectedIndex)
785  }
786  quickList.selectedIndex = -1;
787  quickList.focus = false;
788  quickList.state = ""
789  root.kbdNavigationCancelled();
790  event.accepted = true;
791  break;
792  }
793  }
794 
795  // internal
796  property int itemCenter: item ? root.mapFromItem(quickList.item, 0, 0).y + (item.height / 2) + quickList.item.offset : units.gu(1)
797  property int offset: itemCenter + (height/2) + units.gu(1) > parent.height ? -itemCenter - (height/2) - units.gu(1) + parent.height :
798  itemCenter - (height/2) < units.gu(1) ? (height/2) - itemCenter + units.gu(1) : 0
799 
800  function open(index) {
801  var itemPosition = index * launcherListView.itemHeight;
802  var height = launcherListView.height - launcherListView.topMargin - launcherListView.bottomMargin
803  item = launcherListView.itemAt(launcherListView.width / 2, itemPosition + launcherListView.itemHeight / 2);
804  quickList.model = launcherListView.model.get(index).quickList;
805  quickList.appId = launcherListView.model.get(index).appId;
806  quickList.state = "open";
807  root.highlightIndex = index;
808  quickList.forceActiveFocus();
809  }
810 
811  Item {
812  width: parent.width
813  height: quickListColumn.height
814 
815  MouseArea {
816  anchors.fill: parent
817  hoverEnabled: true
818  onPositionChanged: {
819  var item = quickListColumn.childAt(mouseX, mouseY);
820  if (item.clickable) {
821  quickList.selectedIndex = item.index;
822  } else {
823  quickList.selectedIndex = -1;
824  }
825  }
826  }
827 
828  Column {
829  id: quickListColumn
830  width: parent.width
831  height: childrenRect.height
832 
833  Repeater {
834  id: popoverRepeater
835  objectName: "popoverRepeater"
836  model: QuickListProxyModel {
837  source: quickList.model ? quickList.model : null
838  privateMode: root.privateMode
839  }
840 
841  ListItem {
842  readonly property bool clickable: model.clickable
843  readonly property int index: model.index
844 
845  objectName: "quickListEntry" + index
846  selected: index === quickList.selectedIndex
847  height: label.implicitHeight + label.anchors.topMargin + label.anchors.bottomMargin
848  color: model.clickable ? (selected ? theme.palette.highlighted.background : "transparent") : theme.palette.disabled.background
849  highlightColor: !model.clickable ? quickList.color : undefined // make disabled items visually unclickable
850  divider.colorFrom: LomiriColors.inkstone
851  divider.colorTo: LomiriColors.inkstone
852  divider.visible: model.hasSeparator
853 
854  Label {
855  id: label
856  anchors.fill: parent
857  anchors.leftMargin: units.gu(3) // 2 GU for checkmark, 3 GU total
858  anchors.rightMargin: units.gu(2)
859  anchors.topMargin: units.gu(2)
860  anchors.bottomMargin: units.gu(2)
861  verticalAlignment: Label.AlignVCenter
862  text: model.label
863  fontSize: index == 0 ? "medium" : "small"
864  font.weight: index == 0 ? Font.Medium : Font.Light
865  color: model.clickable ? theme.palette.normal.backgroundText : theme.palette.disabled.backgroundText
866  elide: Text.ElideRight
867  }
868 
869  onClicked: {
870  if (!model.clickable) {
871  return;
872  }
873  Haptics.play();
874  quickList.state = "";
875  // Unsetting model to prevent showing changing entries during fading out
876  // that may happen because of triggering an action.
877  LauncherModel.quickListActionInvoked(quickList.appId, index);
878  quickList.focus = false;
879  root.kbdNavigationCancelled();
880  quickList.model = undefined;
881  }
882  }
883  }
884  }
885  }
886  }
887 
888  Tooltip {
889  id: tooltipShape
890  objectName: "tooltipShape"
891 
892  visible: tooltipShownState.active
893  rotation: root.rotation
894  y: itemCenter - (height / 2)
895 
896  anchors {
897  left: root.inverted ? undefined : parent.right
898  right: root.inverted ? parent.left : undefined
899  margins: units.gu(1)
900  }
901 
902  readonly property var hoveredItem: dndArea.containsMouse ? launcherListView.itemAt(dndArea.mouseX, dndArea.mouseY + launcherListView.realContentY) : null
903  readonly property int itemCenter: !hoveredItem ? 0 : root.mapFromItem(hoveredItem, 0, 0).y + (hoveredItem.height / 2) + hoveredItem.offset
904 
905  text: !hoveredItem ? "" : hoveredItem.name
906  }
907 
908  DSM.StateMachine {
909  id: tooltipStateMachine
910  initialState: tooltipHiddenState
911  running: true
912 
913  DSM.State {
914  id: tooltipHiddenState
915 
916  DSM.SignalTransition {
917  targetState: tooltipShownState
918  signal: tooltipShape.hoveredItemChanged
919  // !dndArea.pressed allows us to filter out touch input events
920  guard: tooltipShape.hoveredItem !== null && !dndArea.pressed && !root.moving
921  }
922  }
923 
924  DSM.State {
925  id: tooltipShownState
926 
927  DSM.SignalTransition {
928  targetState: tooltipHiddenState
929  signal: tooltipShape.hoveredItemChanged
930  guard: tooltipShape.hoveredItem === null
931  }
932 
933  DSM.SignalTransition {
934  targetState: tooltipDismissedState
935  signal: dndArea.onPressed
936  }
937 
938  DSM.SignalTransition {
939  targetState: tooltipDismissedState
940  signal: quickList.stateChanged
941  guard: quickList.state === "open"
942  }
943  }
944 
945  DSM.State {
946  id: tooltipDismissedState
947 
948  DSM.SignalTransition {
949  targetState: tooltipHiddenState
950  signal: dndArea.positionChanged
951  guard: quickList.state != "open" && !dndArea.pressed && !dndArea.moving
952  }
953 
954  DSM.SignalTransition {
955  targetState: tooltipHiddenState
956  signal: dndArea.exited
957  guard: quickList.state != "open"
958  }
959  }
960  }
961 }