ui/abilities/Layouter.qml

0001 /*
0002     SPDX-FileCopyrightText: 2020 Michail Vourlakos <mvourlakos@gmail.com>
0003     SPDX-License-Identifier: GPL-2.0-or-later
0004 */
0005
0006 import QtQuick 2.7
0007 import org.kde.plasma.plasmoid 2.0
0008
0009 import "./privates" as Ability
0010
0011 Ability.LayouterPrivate {
0012     id: _layouter
0013
0014     property bool appletsInParentChange: false
0015
0016     readonly property bool inNormalFillCalculationsState: animations.needBothAxis.count === 0
0017                                                           && animations.needThickness.count === 0
0018                                                           && (animations.needLength.count === 0 || root.dragInfo.entered) /*update when the user drags a plasmoid on the view*/
0019                                                           && !appletsInParentChange
0020                                                         //  && (!dragOverlay || (dragOverlay && !dragOverlay.pressed)) /*do not update during moving/dragging applets*/
0021
0022     readonly property bool maxMetricsInHigherPriority: root.minLength === root.maxLength
0023
0024     function updateSizeForAppletsInFill() {
0025         if (!updateSizeForAppletsInFillTimer.running) {
0026             _layouter._updateSizeForAppletsInFill();
0027             updateSizeForAppletsInFillTimer.start();
0028         }
0029     }
0030
0031     onInNormalFillCalculationsStateChanged: {
0032         if (inNormalFillCalculationsState) {
0033             _layouter.updateSizeForAppletsInFill();
0034         }
0035     }
0036
0037     onMaxLengthChanged: {
0038         _layouter.updateSizeForAppletsInFill();
0039     }
0040
0041     Connections {
0042         target: layouts
0043         onContentsLengthChanged: _layouter.updateSizeForAppletsInFill();
0044     }
0045
0046     Connections {
0047         target: metrics
0048         onIconSizeChanged: _layouter.updateSizeForAppletsInFill();
0049     }
0050
0051     Connections {
0052         target: plasmoid
0053         onFormFactorChanged: _layouter.updateSizeForAppletsInFill();
0054     }
0055
0056     Connections {
0057         target: visibilityManager
0058         onInNormalStateChanged: {
0059             if (visibilityManager.inNormalState) {
0060                 _layouter.updateSizeForAppletsInFill();
0061             }
0062         }
0063     }
0064
0065     //! This timer is needed in order to reduce the calls to heavy cpu function
0066     //! updateSizeForAppletsInFill()
0067     Timer{
0068         id: updateSizeForAppletsInFillTimer
0069         interval: 75
0070         onTriggered: _layouter._updateSizeForAppletsInFill();
0071     }
0072 }