mirror of
https://invent.kde.org/marcoa/shift-shell.git
synced 2026-04-26 14:23:09 +00:00
f7f657131b
Use plasma_add_applet to deploy as a module: https://invent.kde.org/plasma/libplasma/-/merge_requests/1116
430 lines
16 KiB
C++
430 lines
16 KiB
C++
// SPDX-FileCopyrightText: 2023 Devin Lin <devin@kde.org>
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include "qqml.h"
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#include <QObject>
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#include <QPropertyAnimation>
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#include <Plasma/Applet>
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#include "dragstate.h"
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#include "homescreen.h"
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class DragState;
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class HomeScreen;
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/**
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* @short The homescreen state, containing information on positioning panels as well as any swipe events.
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*
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* @author Devin Lin <devin@kde.org>
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*/
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class HomeScreenState : public QObject
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{
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Q_OBJECT
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QML_ELEMENT
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QML_UNCREATABLE("")
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Q_PROPERTY(HomeScreenState::SwipeState swipeState READ swipeState NOTIFY swipeStateChanged)
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Q_PROPERTY(HomeScreenState::ViewState viewState READ viewState NOTIFY viewStateChanged)
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Q_PROPERTY(DragState *dragState READ dragState CONSTANT)
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Q_PROPERTY(qreal viewWidth READ viewWidth WRITE setViewWidth NOTIFY viewWidthChanged)
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Q_PROPERTY(qreal viewHeight READ viewHeight WRITE setViewHeight NOTIFY viewHeightChanged)
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Q_PROPERTY(qreal viewTopPadding READ viewTopPadding WRITE setViewTopPadding NOTIFY viewTopPaddingChanged)
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Q_PROPERTY(qreal viewBottomPadding READ viewBottomPadding WRITE setViewBottomPadding NOTIFY viewBottomPaddingChanged)
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Q_PROPERTY(qreal viewLeftPadding READ viewLeftPadding WRITE setViewLeftPadding NOTIFY viewLeftPaddingChanged)
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Q_PROPERTY(qreal viewRightPadding READ viewRightPadding WRITE setViewRightPadding NOTIFY viewRightPaddingChanged)
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Q_PROPERTY(HomeScreenState::PageOrientation pageOrientation READ pageOrientation NOTIFY pageOrientationChanged)
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Q_PROPERTY(HomeScreenState::FavouritesBarLocation favouritesBarLocation READ favouritesBarLocation NOTIFY favouritesBarLocationChanged)
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Q_PROPERTY(int pageRows READ pageRows NOTIFY pageRowsChanged)
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Q_PROPERTY(int pageColumns READ pageColumns NOTIFY pageColumnsChanged)
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// page measurements
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Q_PROPERTY(qreal pageViewX READ pageViewX WRITE setPageViewX NOTIFY pageViewXChanged)
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Q_PROPERTY(qreal pageWidth READ pageWidth WRITE setPageWidth NOTIFY pageWidthChanged)
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Q_PROPERTY(qreal pageHeight READ pageHeight WRITE setPageHeight NOTIFY pageHeightChanged)
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Q_PROPERTY(qreal pageContentWidth READ pageContentWidth NOTIFY pageContentWidthChanged)
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Q_PROPERTY(qreal pageContentHeight READ pageContentHeight NOTIFY pageContentHeightChanged)
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// cell measurements
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Q_PROPERTY(qreal pageCellWidth READ pageCellWidth NOTIFY pageCellWidthChanged)
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Q_PROPERTY(qreal pageCellHeight READ pageCellHeight NOTIFY pageCellHeightChanged)
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Q_PROPERTY(qreal pageDelegateLabelHeight READ pageDelegateLabelHeight WRITE setPageDelegateLabelHeight NOTIFY pageDelegateLabelHeightChanged)
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Q_PROPERTY(qreal pageDelegateLabelSpacing READ pageDelegateLabelSpacing WRITE setPageDelegateLabelSpacing NOTIFY pageDelegateLabelSpacingChanged)
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// folder measurements and state
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Q_PROPERTY(qreal folderViewX READ folderViewX WRITE setFolderViewX NOTIFY folderViewXChanged)
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Q_PROPERTY(qreal folderPageWidth READ folderPageWidth WRITE setFolderPageWidth NOTIFY folderPageWidthChanged)
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Q_PROPERTY(qreal folderPageHeight READ folderPageHeight WRITE setFolderPageHeight NOTIFY folderPageHeightChanged)
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Q_PROPERTY(qreal folderPageContentWidth READ folderPageContentWidth WRITE setFolderPageContentWidth NOTIFY folderPageContentWidthChanged)
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Q_PROPERTY(qreal folderPageContentHeight READ folderPageContentHeight WRITE setFolderPageContentHeight NOTIFY folderPageContentHeightChanged)
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Q_PROPERTY(qreal folderOpenProgress READ folderOpenProgress WRITE setFolderOpenProgress NOTIFY folderOpenProgressChanged)
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Q_PROPERTY(FolioApplicationFolder *currentFolder READ currentFolderRaw NOTIFY currentFolderChanged)
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Q_PROPERTY(qreal folderGridLength READ folderGridLength NOTIFY folderGridLengthChanged)
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Q_PROPERTY(qreal settingsOpenProgress READ settingsOpenProgress WRITE setSettingsOpenProgress NOTIFY settingsOpenProgressChanged)
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Q_PROPERTY(qreal appDrawerOpenProgress READ appDrawerOpenProgress NOTIFY appDrawerOpenProgressChanged)
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Q_PROPERTY(qreal appDrawerY READ appDrawerY WRITE setAppDrawerY NOTIFY appDrawerYChanged)
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Q_PROPERTY(qreal searchWidgetOpenProgress READ searchWidgetOpenProgress NOTIFY searchWidgetOpenProgressChanged)
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Q_PROPERTY(qreal searchWidgetY READ searchWidgetY WRITE setSearchWidgetY NOTIFY searchWidgetYChanged)
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Q_PROPERTY(qreal delegateDragX READ delegateDragX NOTIFY delegateDragXChanged)
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Q_PROPERTY(qreal delegateDragY READ delegateDragY NOTIFY delegateDragYChanged)
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Q_PROPERTY(int currentPage READ currentPage NOTIFY pageNumChanged)
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Q_PROPERTY(int currentFolderPage READ currentFolderPage NOTIFY folderPageNumChanged)
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public:
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enum SwipeState {
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None,
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DeterminingSwipeType,
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SwipingPages, // main homescreen view
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SwipingOpenAppDrawer,
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SwipingCloseAppDrawer,
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SwipingAppDrawerGrid,
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SwipingOpenSearchWidget,
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SwipingCloseSearchWidget,
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SwipingFolderPages,
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AwaitingDraggingDelegate,
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DraggingDelegate,
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};
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Q_ENUM(SwipeState)
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enum ViewState {
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SearchWidgetView,
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PageView,
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AppDrawerView,
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FolderView,
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SettingsView,
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};
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Q_ENUM(ViewState)
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enum FavouritesBarLocation { Bottom, Left, Right };
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Q_ENUM(FavouritesBarLocation)
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enum PageOrientation {
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RegularPosition, // rows and columns are read as normal
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RotateClockwise, // swap the rows and columns
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RotateCounterClockwise, // swap the rows and columns, and then flip the rows
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RotateUpsideDown, // flip the rows and flip the columns
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};
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Q_ENUM(PageOrientation)
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HomeScreenState(HomeScreen *parent = nullptr);
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void init(); // separate function due to dependencies on other classes
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// the current state of swipe interaction
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SwipeState swipeState() const;
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// the current view
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ViewState viewState() const;
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// drag state object
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DragState *dragState() const;
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qreal viewWidth() const;
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void setViewWidth(qreal viewWidth);
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qreal viewHeight() const;
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void setViewHeight(qreal viewHeight);
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qreal viewTopPadding() const;
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void setViewTopPadding(qreal viewTopPadding);
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qreal viewBottomPadding() const;
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void setViewBottomPadding(qreal viewBottomPadding);
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qreal viewLeftPadding() const;
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void setViewLeftPadding(qreal viewLeftPadding);
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qreal viewRightPadding() const;
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void setViewRightPadding(qreal viewRightPadding);
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// whether to swap rows and columns in the layout
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// this happens if the width of the screen is larger than the height
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PageOrientation pageOrientation() const;
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void setPageOrientation(PageOrientation pageOrientation);
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FavouritesBarLocation favouritesBarLocation() const;
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// the number of rows on a page
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int pageRows() const;
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// the number of columns on a page
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int pageColumns() const;
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// the current horizontal position of the pageview
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// starts at 0, each page is m_pageWidth wide
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// first page is at -m_pageWidth, second is at -m_pageWidth * 2, etc.
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qreal pageViewX() const;
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void setPageViewX(qreal pageViewX);
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// the width of a single pageview page (set from QML)
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qreal pageWidth() const;
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void setPageWidth(qreal pageWidth);
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qreal pageHeight() const;
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void setPageHeight(qreal pageHeight);
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qreal pageContentWidth() const;
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void calculatePageContentWidth();
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qreal pageContentHeight() const;
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void calculatePageContentHeight();
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qreal pageCellWidth() const;
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void calculatePageCellWidth();
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qreal pageCellHeight() const;
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void calculatePageCellHeight();
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qreal pageDelegateLabelHeight() const;
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void setPageDelegateLabelHeight(qreal pageDelegateLabelHeight);
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qreal pageDelegateLabelSpacing() const;
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void setPageDelegateLabelSpacing(qreal pageDelegateLabelSpacing);
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qreal folderViewX() const;
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void setFolderViewX(qreal folderViewX);
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qreal folderPageWidth() const;
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void setFolderPageWidth(qreal folderPageWidth);
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qreal folderPageHeight() const;
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void setFolderPageHeight(qreal folderPageHeight);
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qreal folderPageContentWidth() const;
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void setFolderPageContentWidth(qreal folderPageContentWidth);
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qreal folderPageContentHeight() const;
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void setFolderPageContentHeight(qreal folderPageContentHeight);
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qreal folderOpenProgress() const;
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void setFolderOpenProgress(qreal folderOpenProgress);
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int folderGridLength() const;
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void calculateFolderGridLength();
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std::shared_ptr<FolioApplicationFolder> currentFolder() const;
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FolioApplicationFolder *currentFolderRaw() const;
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void setCurrentFolder(std::shared_ptr<FolioApplicationFolder> folder);
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// the progress for the opening of the settings view
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qreal settingsOpenProgress();
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void setSettingsOpenProgress(qreal settingsOpenProgress);
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// between 0-1, the progress for the opening of the app drawer
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qreal appDrawerOpenProgress();
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// the position of the app drawer
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// 0: the app drawer is open
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// APP_DRAWER_OPEN_DIST: - the app drawer is closed
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qreal appDrawerY();
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void setAppDrawerY(qreal appDrawerY);
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// between 0-1, the progress for the opening of the search widget
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qreal searchWidgetOpenProgress();
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// the position of the search widget
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// 0: the search widget
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// SEARCH_WIDGET_OPEN_DIST: - the app drawer is closed
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qreal searchWidgetY();
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void setSearchWidgetY(qreal searchWidgetY);
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// the top left x-position of the delegate being dragged
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qreal delegateDragX();
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void setDelegateDragX(qreal delegateDragX);
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// the top left y-position of the delegate being dragged
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qreal delegateDragY();
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void setDelegateDragY(qreal delegateDragY);
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// the offset from delegateDragX where the mouse/finger is
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qreal delegateDragPointerOffsetX();
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void setDelegateDragPointerOffsetX(qreal delegateDragPointerOffsetX);
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// the offset from delegateDragY where the mouse/finger is
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qreal delegateDragPointerOffsetY();
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void setDelegateDragPointerOffsetY(qreal delegateDragPointerOffsetY);
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int currentPage();
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void setCurrentPage(int currentPage);
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int currentFolderPage();
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// QML helpers
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Q_INVOKABLE FolioDelegate *getPageDelegateAt(int page, int row, int column);
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Q_INVOKABLE FolioDelegate *getFavouritesDelegateAt(int position);
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Q_INVOKABLE FolioDelegate *getFolderDelegateAt(int position);
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Q_INVOKABLE QPointF getPageDelegateScreenPosition(int page, int row, int column);
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Q_INVOKABLE QPointF getFavouritesDelegateScreenPosition(int position);
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Q_INVOKABLE QPointF getFolderDelegateScreenPosition(int position);
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Q_SIGNALS:
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void swipeStateChanged();
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void viewStateChanged();
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void viewWidthChanged();
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void viewHeightChanged();
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void viewTopPaddingChanged();
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void viewBottomPaddingChanged();
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void viewLeftPaddingChanged();
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void viewRightPaddingChanged();
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void pageOrientationChanged();
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void favouritesBarLocationChanged();
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void pageRowsChanged();
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void pageColumnsChanged();
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void pageViewXChanged();
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void pageWidthChanged();
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void pageHeightChanged();
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void pageContentWidthChanged();
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void pageContentHeightChanged();
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void pageCellWidthChanged();
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void pageCellHeightChanged();
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void pageDelegateLabelHeightChanged();
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void pageDelegateLabelSpacingChanged();
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void folderViewXChanged();
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void folderPageWidthChanged();
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void folderPageHeightChanged();
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void folderPageContentWidthChanged();
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void folderPageContentHeightChanged();
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void folderOpenProgressChanged();
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void folderGridLengthChanged();
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void currentFolderChanged();
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void settingsOpenProgressChanged();
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void appDrawerOpenProgressChanged();
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void appDrawerYChanged();
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void appDrawerClosed();
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void appDrawerOpened();
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void searchWidgetOpenProgressChanged();
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void searchWidgetYChanged();
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void delegateDragXChanged();
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void delegateDragYChanged();
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void delegateDragEnded();
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void delegateDragFromPageStarted(int page, int row, int column);
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void delegateDragFromFavouritesStarted(int position);
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void delegateDragFromAppDrawerStarted(QString storageId);
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void delegateDragFromFolderStarted(FolioApplicationFolder *folder, int position);
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void delegateDragFromWidgetListStarted(QString appletPluginId);
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void pageNumChanged();
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void folderPageNumChanged();
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void leftCurrentFolder();
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void folderAboutToOpen(qreal x, qreal y); // the position on the screen where the delegate is at, for animations
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void appDrawerGridYChanged(qreal y);
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void appDrawerGridFlickRequested();
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public Q_SLOTS:
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void openAppDrawer();
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void closeAppDrawer();
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void openSearchWidget();
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void closeSearchWidget();
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void goToPage(int page, bool snap);
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void goToFolderPage(int page, bool snap);
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void openFolder(qreal delegateX, qreal delegateY, FolioApplicationFolder *folder);
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void closeFolder();
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void openSettingsView();
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void closeSettingsView();
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void startDelegatePageDrag(qreal startX, qreal startY, qreal pointerOffsetX, qreal pointerOffsetY, int page, int row, int column);
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void startDelegateFavouritesDrag(qreal startX, qreal startY, qreal pointerOffsetX, qreal pointerOffsetY, int position);
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void startDelegateAppDrawerDrag(qreal startX, qreal startY, qreal pointerOffsetX, qreal pointerOffsetY, QString storageId);
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void startDelegateFolderDrag(qreal startX, qreal startY, qreal pointerOffsetX, qreal pointerOffsetY, FolioApplicationFolder *folder, int position);
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void startDelegateWidgetListDrag(qreal startX, qreal startY, qreal pointerOffsetX, qreal pointerOffsetY, QString appletPluginId);
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void cancelDelegateDrag();
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// from SwipeArea
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void swipeStarted(qreal deltaX, qreal deltaY);
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void swipeEnded();
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void swipeCancelled();
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void swipeMoved(qreal totalDeltaX, qreal totalDeltaY, qreal deltaX, qreal deltaY);
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private:
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void setViewState(ViewState viewState);
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void setSwipeState(SwipeState swipeState);
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void setAppDrawerOpenProgress(qreal progress);
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void setSearchWidgetOpenProgress(qreal progress);
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void startDelegateDrag(qreal startX, qreal startY, qreal pointerOffsetX, qreal pointerOffsetY);
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void cancelAppDrawerAnimations();
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void cancelSearchWidgetAnimations();
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// check if we passed the swipe threshold, and determine the swipe type after
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void determineSwipeTypeAfterThreshold(qreal totalDeltaX, qreal totalDeltaY);
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QPropertyAnimation *setupAnimation(QByteArray property, int duration, QEasingCurve::Type curve, qreal endValue);
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HomeScreen *m_homeScreen{nullptr};
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SwipeState m_swipeState{SwipeState::None};
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ViewState m_viewState{ViewState::PageView};
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DragState *m_dragState{nullptr};
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qreal m_viewWidth{0};
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qreal m_viewHeight{0};
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qreal m_viewTopPadding{0};
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qreal m_viewBottomPadding{0};
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qreal m_viewLeftPadding{0};
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qreal m_viewRightPadding{0};
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PageOrientation m_pageOrientation{PageOrientation::RegularPosition};
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qreal m_pageViewX{0};
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qreal m_pageWidth{0};
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qreal m_pageHeight{0};
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qreal m_pageContentWidth{0};
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qreal m_pageContentHeight{0};
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qreal m_pageCellWidth{0};
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qreal m_pageCellHeight{0};
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qreal m_pageDelegateLabelHeight{0};
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qreal m_pageDelegateLabelSpacing{0};
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qreal m_folderViewX{0};
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qreal m_folderPageWidth{0};
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qreal m_folderPageHeight{0};
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qreal m_folderPageContentWidth{0};
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qreal m_folderPageContentHeight{0};
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qreal m_folderOpenProgress{0};
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std::shared_ptr<FolioApplicationFolder> m_currentFolder{nullptr};
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int m_folderGridLength{0};
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qreal m_settingsOpenProgress{0};
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qreal m_appDrawerOpenProgress{0};
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qreal m_appDrawerY{0};
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qreal m_searchWidgetOpenProgress{0};
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qreal m_searchWidgetY{0};
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qreal m_delegateDragX{0};
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qreal m_delegateDragY{0};
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qreal m_delegateDragPointerOffsetX{0};
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qreal m_delegateDragPointerOffsetY{0};
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int m_pageNum{0};
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int m_folderPageNum{0};
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bool m_movingUp{false};
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bool m_movingRight{false};
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QPropertyAnimation *m_openAppDrawerAnim{nullptr};
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QPropertyAnimation *m_closeAppDrawerAnim{nullptr};
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QPropertyAnimation *m_openSearchWidgetAnim{nullptr};
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QPropertyAnimation *m_closeSearchWidgetAnim{nullptr};
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QPropertyAnimation *m_pageAnim{nullptr};
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QPropertyAnimation *m_openFolderAnim{nullptr};
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QPropertyAnimation *m_closeFolderAnim{nullptr};
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QPropertyAnimation *m_folderPageAnim{nullptr};
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QPropertyAnimation *m_openSettingsAnim{nullptr};
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QPropertyAnimation *m_closeSettingsAnim{nullptr};
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};
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