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window.js
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window.js
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/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
const { GObject, Gtk, Gio, Gdk, Pango } = imports.gi
const {
locales, formatPercent, formatMinutes, fileFilters,
setPopoverPosition, doubleInvert, brightenColor,
mimetypeCan
} = imports.utils
const { EpubView, EpubViewAnnotation } = imports.epubView
const { ContentsStack, FindBox,
FootnotePopover, AnnotationBox, ImageViewer } = imports.contents
const { DictionaryBox, WikipediaBox, TranslationBox } = imports.lookup
const { tts, TtsButton } = imports.tts
const { themes, customThemes, ThemeRow, applyTheme } = imports.theme
const { exportAnnotations, importAnnotations } = imports.export
const { PropertiesWindow } = imports.properties
const settings = new Gio.Settings({ schema_id: pkg.name })
const windowState = new Gio.Settings({ schema_id: pkg.name + '.window-state' })
const viewSettings = new Gio.Settings({ schema_id: pkg.name + '.view' })
const SelectionPopover = GObject.registerClass({
GTypeName: 'FoliateSelectionPopover',
Template: 'resource:///com/github/johnfactotum/Foliate/ui/selectionPopover.ui',
InternalChildren: [
'copyButton',
'ttsButton', 'ttsSeparator', 'ttsModelButton'
]
}, class SelectionPopover extends Gtk.PopoverMenu {
_init(params) {
super._init(params)
this._showTts(tts.enabled)
this._ttsHandler = tts.connect('notify::enabled', () =>
this._showTts(tts.enabled))
this.connect('closed', () => this._onClosed())
this._copyButton.connect('clicked', () => this.popdown())
this._ttsModelButton.connect('clicked', () => this.popdown())
}
_showTts(enabled) {
this._ttsSeparator.visible = enabled
this._ttsModelButton.visible = enabled
}
popup() {
super.popup()
this._isAlreadySpeaking = this._ttsButton.active
}
_onClosed() {
if (!this._isAlreadySpeaking) this._ttsButton.active = false
this._ttsButton.destroy()
tts.disconnect(this._ttsHandler)
}
})
const MainMenu = GObject.registerClass({
GTypeName: 'FoliateMainMenu',
Template: 'resource:///com/github/johnfactotum/Foliate/ui/mainMenu.ui',
InternalChildren: [
'zoomRestoreButton', 'fullscreenButton',
'brightnessScale', 'fontButton', 'spacingButton', 'marginButton', 'maxWidthButton',
'customThemesListBox', 'customThemesSep', 'themesListBox'
]
}, class MainMenu extends Gtk.PopoverMenu {
_init(params) {
super._init(params)
this._fullscreenButton.connect('clicked', () => this.popdown())
const flag = Gio.SettingsBindFlags.DEFAULT
viewSettings.bind('font', this._fontButton, 'font', flag)
viewSettings.bind('spacing', this._spacingButton, 'value', flag)
viewSettings.bind('margin', this._marginButton, 'value', flag)
viewSettings.bind('max-width', this._maxWidthButton, 'value', flag)
viewSettings.bind('brightness', this._brightnessScale.adjustment, 'value', flag)
this._updateZoom()
const zoomHandler = viewSettings.connect('changed::zoom-level',
this._updateZoom.bind(this))
this.connect('destroy', () => settings.disconnect(zoomHandler))
const bindThemesListBoxes = themesListBox => {
themesListBox.set_header_func((row) => {
if (row.get_index()) row.set_header(new Gtk.Separator())
})
themesListBox.connect('row-activated', (_, row) =>
applyTheme(row.theme))
}
bindThemesListBoxes(this._themesListBox)
bindThemesListBoxes(this._customThemesListBox)
this._themesListBox.bind_model(themes, theme =>
new ThemeRow(theme))
this._customThemesListBox.bind_model(customThemes.themes, theme =>
new ThemeRow(theme, true))
this._showCustomThemes()
const customThemesHandler = customThemes.themes.connect('items-changed',
this._showCustomThemes.bind(this))
this.connect('destroy', () => customThemes.themes.disconnect(customThemesHandler))
}
_showCustomThemes() {
const hasCustomThemes = Boolean(customThemes.themes.get_n_items())
this._customThemesListBox.visible = hasCustomThemes
this._customThemesSep.visible = hasCustomThemes
}
_updateZoom() {
const zoomLevel = viewSettings.get_double('zoom-level')
this._zoomRestoreButton.label = formatPercent(zoomLevel)
}
set fullscreen(isFullscreen) {
const fullscreenImage = this._fullscreenButton.get_child()
if (isFullscreen) {
fullscreenImage.icon_name = 'view-restore-symbolic'
this._fullscreenButton.tooltip_text = _('Leave fullscreen')
} else {
fullscreenImage.icon_name = 'view-fullscreen-symbolic'
this._fullscreenButton.tooltip_text = _('Fullscreen')
}
}
})
const NavBar = GObject.registerClass({
GTypeName: 'FoliateNavBar',
Template: 'resource:///com/github/johnfactotum/Foliate/ui/navBar.ui',
Children: ['locationMenu'],
InternalChildren: [
'box', 'prevImage', 'nextImage', 'backImage',
'locationStack', 'locationLabel', 'locationScale',
'locationButton', 'timeInBook', 'timeInChapter',
'sectionEntry', 'locationEntry', 'cfiEntry',
'sectionTotal', 'locationTotal',
'fallbackScale',
'timeBox', 'timeSep', 'locLabel', 'locBox', 'navSep', 'navBox'
]
}, class NavBar extends Gtk.ActionBar {
set epub(epub) {
this._epub = epub
this._epub.connect('metadata', () => {
const rtl = this._epub.metadata.direction === 'rtl'
const dir = rtl ? Gtk.TextDirection.RTL : Gtk.TextDirection.LTR
this._box.set_direction(dir)
this._locationScale.set_direction(dir)
this._prevImage.set_direction(dir)
this._nextImage.set_direction(dir)
this._backImage.set_direction(dir)
this._navBox.set_direction(dir)
this._navBox.foreach(button => button.get_child().set_direction(dir))
})
this._epub.connect('locations-fallback', () => this._status = 'fallback')
this._epub.connect('locations-ready', () => {
this._epub.sectionMarks.then(sectionMarks => {
this._setSectionMarks(sectionMarks)
this._status = 'loaded'
this._update()
})
})
this._epub.connect('book-loading', () => this._status = 'loading')
this._epub.connect('relocated', () => this._update())
this.connect('size-allocate', () => this._onSizeAllocate())
this._locationScale.connect('button-release-event', () => this._onlocationScaleChanged())
this._fallbackScale.connect('button-release-event', () => this._onFallbackScaleChanged())
this._sectionEntry.connect('activate', () => this._onSectionEntryActivate())
this._locationEntry.connect('activate', () => this._onLocationEntryActivate())
this._cfiEntry.connect('activate', () => this._onCfiEntryActivate())
}
set _status(status) {
this._locationStack.visible_child_name = status
this._timeBox.visible
= this._timeSep.visible
= this._locLabel.visible
= this._locBox.visible
= this._navSep.visible
= this._navBox.visible
= status === 'loaded'
}
get _status() {
return this._locationStack.visible_child_name
}
_setSectionMarks(sectionMarks) {
this._locationScale.clear_marks()
if (sectionMarks.length < 60) sectionMarks.forEach(x =>
this._locationScale.add_mark(x, Gtk.PositionType.TOP, null))
}
_update() {
const {
section, sectionTotal, locationTotal,
timeInBook, timeInChapter,
} = this._epub.location
const { cfi, location, percentage } = this._epub.location.start
this._locationScale.set_value(percentage)
const status = this._status
const progress = status === 'fallback'
? (section + 1) / sectionTotal
: percentage
this._locationLabel.label = status === 'loading' ? '' : formatPercent(progress)
this._timeInBook.label = formatMinutes(timeInBook)
this._timeInChapter.label = formatMinutes(timeInChapter)
this._sectionEntry.text = (section + 1).toString()
this._locationEntry.text = (location + 1).toString()
this._cfiEntry.text = cfi
this._sectionTotal.label = _('of %d').format(sectionTotal)
this._locationTotal.label = _('of %d').format(locationTotal + 1)
this._fallbackScale.set_range(1, sectionTotal)
this._fallbackScale.set_value(section + 1)
}
_onSectionEntryActivate() {
const x = parseInt(this._sectionEntry.text) - 1
this._epub.goTo(x)
}
_onLocationEntryActivate() {
const x = parseInt(this._locationEntry.text) - 1
this._epub.goToLocation(x)
}
_onCfiEntryActivate() {
this._epub.goTo(this._cfiEntry.text)
}
_onlocationScaleChanged() {
const value = this._locationScale.get_value()
this._epub.goToPercentage(value)
}
_onFallbackScaleChanged() {
const value = this._fallbackScale.get_value()
this._epub.goTo(Math.round(value) - 1)
}
_onSizeAllocate() {
const narrow = this.get_allocation().width < 500
this._locationScale.visible = !narrow
this._fallbackScale.visible = !narrow
}
toggleLocationMenu() {
return this._locationButton.active = !this._locationButton.active
}
})
const Footer = GObject.registerClass({
GTypeName: 'FoliateFooter',
}, class Footer extends Gtk.Grid {
_init(params) {
super._init(params)
this.column_homogeneous = true
this.valign = Gtk.Align.CENTER
this._locationsFallback = false
const labelOpts = {
visible: true,
ellipsize: Pango.EllipsizeMode.END,
margin_start: 18,
margin_end: 18,
xalign: .5,
lines: 1
}
this._left = new Gtk.Label(labelOpts)
this._right = new Gtk.Label(labelOpts)
this._left.get_style_context().add_class('foliate-autohide-label')
this._right.get_style_context().add_class('foliate-autohide-label')
this.attach(this._left, 0, 0, 1, 1)
this.attach(this._right, 1, 0, 1, 1)
this._center = new Gtk.Box({ visible: true, opacity: 0 })
const hl = settings.connect('changed::footer-left', this._update.bind(this))
const hr = settings.connect('changed::footer-right', this._update.bind(this))
this.connect('destroy', () => {
settings.disconnect(hl)
settings.disconnect(hr)
})
}
set epub(epub) {
this._epub = epub
this._epub.connect('metadata', () => {
const rtl = this._epub.metadata.direction === 'rtl'
const dir = rtl ? Gtk.TextDirection.RTL : Gtk.TextDirection.LTR
this.set_direction(dir)
this._left.set_direction(dir)
this._right.set_direction(dir)
})
this._epub.connect('book-loading', () => {
this._left.label = '…'
this._right.label = '…'
})
this._epub.connect('locations-fallback', () => this._locationsFallback = true)
this._epub.connect('locations-ready', () => this._locationsFallback = false)
this._epub.connect('relocated', () => {
this._update()
})
this._epub.connect('layout', () => {
const { flow, divisor } = this._epub.layoutProps
this._spread = flow === 'paginated' && divisor > 1
this._divisor = divisor
this._update()
})
}
updateMargin(outerMargin) {
const { metadata } = this._epub
if (metadata && metadata.layout === 'pre-paginated') return
this.margin_end = outerMargin
this.margin_start = outerMargin
const { margin, zoom_level, skeuomorphism } = this._epub.settings
const innerMargin = Math.max(0, margin * zoom_level)
const outside = outerMargin ? innerMargin / 2 : innerMargin
const inside = skeuomorphism ? innerMargin : innerMargin / 2
this._left.margin_start = outside
this._left.margin_end = inside
this._right.margin_start = inside
this._right.margin_end = outside
}
_update() {
const spread = this._spread
const leftLabel = this._getLabel(true)
const rightLabel = this._getLabel(false)
this.remove(this._center)
if (spread) {
this._left.label = leftLabel
this._right.label = rightLabel
this._right.visible = true
const divisor = this._divisor
if (divisor % 2) {
const sideWidth = (divisor - 1) / 2
this.remove(this._left)
this.remove(this._right)
this.attach(this._left, 0, 0, sideWidth, 1)
this.attach(this._center, sideWidth, 0, 1, 1)
this.attach(this._right, sideWidth + 1, 0, sideWidth, 1)
}
} else {
const same = settings.get_string('footer-left')
=== settings.get_string('footer-right')
this._left.label = same
? leftLabel
: [leftLabel, rightLabel].filter(x => x).join(' · ')
this._right.visible = false
}
}
_getLabel(isLeft) {
let s = ''
if (!this._epub.location) return s
const { start, end, locationTotal, section, sectionTotal,
timeInBook, timeInChapter } = this._epub.location
const type = isLeft
? settings.get_string('footer-left')
: settings.get_string('footer-right')
const p = isLeft && this._spread ? start : end
const of = (a, b) => _('%d of %d').format(a, b)
switch (type) {
case 'percentage':
if (this._locationsFallback)
s = formatPercent((section + 1) / sectionTotal)
else if (locationTotal)
s = formatPercent(p.percentage)
else s = '…'
break
case 'location':
if (this._locationsFallback)
s = of(section + 1, sectionTotal)
else if (locationTotal > 0)
s = of(p.location + 1, locationTotal + 1)
else s = '…'
break
case 'section':
s = of(section + 1, sectionTotal)
break
case 'section-name':
s = p.label
break
case 'time-left-section':
if (locationTotal) s = formatMinutes(timeInChapter)
break
case 'time-left-book':
if (locationTotal) s = formatMinutes(timeInBook)
break
case 'clock':
try {
s = new Date().toLocaleTimeString(locales,
{ hour: '2-digit', minute: '2-digit' })
} catch (e) {
s = new Date().toLocaleTimeString([],
{ hour: '2-digit', minute: '2-digit' })
}
break
}
return s
}
})
const MainOverlay = GObject.registerClass({
GTypeName: 'FoliateMainOverlay',
Template: 'resource:///com/github/johnfactotum/Foliate/ui/mainOverlay.ui',
InternalChildren: [
'overlayStack', 'mainBox', 'bookBox', 'contentBox', 'divider',
'recentMenu', 'msg',
'downloadProgressBar'
]
}, class MainOverlay extends Gtk.Overlay {
_init(params) {
super._init(params)
this._skeuomorphism = false
this._navBar = new NavBar({ visible: true })
this._navBar.get_style_context().add_class('background')
this._footer = new Footer({ visible: true })
this._autohideDivider = new Gtk.Box({
halign: Gtk.Align.CENTER,
width_request: 1
})
this._autohideDivider.get_style_context().add_class('foliate-spread-divider')
const dummyButton = new Gtk.Button({ visible: true, opacity: 0 })
const dummyScale = new Gtk.Scale({ visible: true, opacity: 0, draw_value: false })
dummyScale.add_mark(0, Gtk.PositionType.TOP, null)
const dummyNavBar = new Gtk.ActionBar({ visible: true, opacity: 0 })
dummyNavBar.pack_start(dummyButton)
dummyNavBar.pack_start(dummyScale)
this._autohide = new AutoHide({ visible: true })
this._autohide.setWidget(dummyNavBar)
this._autohide.addOverlay(this._footer)
this._autohide.addOverlay(this._autohideDivider)
this._autohide.setOverlay(this._navBar)
this._bookBox.pack_start(this._autohide, false, true, 0)
const show = widget => widget.visible ? this._autohide.stayReveal(true) : null
const hide = () => this._autohide.stayReveal(false)
this._navBar.locationMenu.connect('notify::visible', show)
this._navBar.locationMenu.connect('closed', hide)
this._recentMenu.connect('item-activated', () => {
const uri = this._recentMenu.get_current_uri()
const file = Gio.File.new_for_uri(uri)
this.get_toplevel().open(file)
})
}
_updateMarginSize() {
const width = this._autohide.get_allocation().width
const { margin, max_width, zoom_level } = this._epub.settings
const marginSize = Math.max((width - (max_width + margin) * zoom_level) / 2, 0)
this._footer.updateMargin(marginSize)
}
set epub(epub) {
this._epub = epub
this._footer.epub = this._epub
this._navBar.epub = this._epub
this._contentBox.add(this._epub.widget)
const connections = [
this._epub.connect('book-displayed', () => this._setStatus('loaded')),
this._epub.connect('book-loading', () => this._setStatus('loading')),
this._epub.connect('book-downloading', (epub, progress) => {
this._setStatus('downloading')
this._downloadProgressBar.fraction = progress
}),
this._epub.connect('book-error', (_, msg) => {
this._msg.label = msg
this._setStatus('error')
}),
this._epub.connect('layout', () => {
const { flow, divisor } = this._epub.layoutProps
this._spread = flow === 'paginated' && divisor > 1
this._showDivider()
this._updateMarginSize()
}),
]
this.connect('destroy', () => {
connections.forEach(connection => this._epub.disconnect(connection))
})
}
_setStatus(status) {
const loaded = status === 'loaded'
this._mainBox.opacity = loaded ? 1 : 0
this._overlayStack.visible = !loaded
if (!loaded) this._overlayStack.visible_child_name = status
}
toggleNavBar() {
return this._autohide.toggle()
}
toggleLocationMenu() {
this._navBar.toggleLocationMenu()
}
get navbarVisible() {
return this._autohide.revealed
}
_showDivider() {
const showDivider = this._skeuomorphism && this._spread
this._divider.visible = showDivider
this._autohideDivider.visible = showDivider
}
skeuomorph(enabled) {
this._skeuomorphism = enabled
this._showDivider()
if (!enabled) return this._bookBox.get_style_context()
.remove_class('foliate-skeuomorph-page')
const cssProvider = new Gtk.CssProvider()
const invert = viewSettings.get_boolean('invert') ? doubleInvert : (x => x)
const brightness = viewSettings.get_double('brightness')
const bgColor = brightenColor(invert(viewSettings.get_string('bg-color')), brightness)
const shadowColor = 'rgba(0, 0, 0, 0.2)'
cssProvider.load_from_data(`
.foliate-skeuomorph-page {
margin: 12px 24px;
box-shadow:
-26px 0 0 -14px ${shadowColor},
-26px 0 0 -15px ${bgColor},
26px 0 0 -14px ${shadowColor},
26px 0 0 -15px ${bgColor},
-18px 0 0 -9px ${shadowColor},
-18px 0 0 -10px ${bgColor},
18px 0 0 -9px ${shadowColor},
18px 0 0 -10px ${bgColor},
-10px 0 0 -4px ${shadowColor},
-10px 0 0 -5px ${bgColor},
10px 0 0 -4px ${shadowColor},
10px 0 0 -5px ${bgColor},
0 0 15px 5px ${shadowColor},
0 0 0 1px ${shadowColor};
}
.foliate-spread-divider {
background: rgba(0, 0, 0, 0.3);
box-shadow: 0 0 10px 5px rgba(0, 0, 0, 0.15);
}`)
const styleContext = this._bookBox.get_style_context()
styleContext.add_class('foliate-skeuomorph-page')
Gtk.StyleContext.add_provider_for_screen(
Gdk.Screen.get_default(),
cssProvider,
Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
}
})
const makeContentsStackPageAction = (self, page) => () => {
const sb = self.activeHeaderBar.sideButton
const sbb = self.activeHeaderBar.sidebarButton
const stack = self._contentsStack
let button = sb.visible ? sb : sbb
if (button.active) {
if (stack.visible_child_name !== page)
stack.visible_child_name = page
else button.active = false
} else {
stack.visible_child_name = page
button.active = true
}
}
const makeActions = self => ({
'selection-menu': () => self._showSelectionPopover(),
'selection-copy': () => {
Gtk.Clipboard.get_default(Gdk.Display.get_default())
.set_text(self._epub.selection.text, -1)
},
'selection-highlight': () => {
const { identifier } = self._epub.metadata
const warn = identifier.startsWith('foliate:')
|| !mimetypeCan.annotate(self._epub.contentType)
if (warn) {
const msg = new Gtk.MessageDialog({
text: _('This file or format does not work well with annotations'),
secondary_text: _('Your annotations might stop working properly at any time.'),
message_type: Gtk.MessageType.QUESTION,
modal: true,
transient_for: self
})
msg.add_button(_('Cancel'), Gtk.ResponseType.CANCEL)
msg.add_button(_('Continue Anyway'), Gtk.ResponseType.ACCEPT)
msg.set_default_response(Gtk.ResponseType.CANCEL)
const res = msg.run()
msg.destroy()
if (res !== Gtk.ResponseType.ACCEPT) return
}
const { cfi, text } = self._epub.selection
const color = settings.get_string('highlight')
self._epub.addAnnotation(new EpubViewAnnotation({ cfi, color, text, note: '' }))
self._epub.emit('highlight-menu')
},
'selection-unhighlight': () => {
const annotation = self._epub.annotation
self._epub.removeAnnotation(annotation)
if (self._highlightMenu.visible) self._highlightMenu.popdown()
},
'selection-dictionary': () => {
const { language, text } = self._epub.selection
const popover = new Gtk.Popover()
const dictionaryBox = new DictionaryBox({ border_width: 10 },
settings.get_string('dictionary'))
dictionaryBox.dictCombo.connect('changed', () =>
settings.set_string('dictionary', dictionaryBox.dictCombo.active_id))
popover.add(dictionaryBox)
dictionaryBox.lookup(text, language)
self._showPopover(popover)
},
'selection-wikipedia': () => {
const { language, text } = self._epub.selection
const popover = new Gtk.Popover()
const wikipediaBox = new WikipediaBox({ border_width: 10 })
popover.add(wikipediaBox)
wikipediaBox.lookup(text, language)
self._showPopover(popover)
},
'selection-translate': () => {
const { text } = self._epub.selection
const popover = new Gtk.Popover()
const translationBox = new TranslationBox({ border_width: 10 },
settings.get_string('translate-target-language'))
translationBox.langCombo.connect('changed', () =>
settings.set_string('translate-target-language',
translationBox.langCombo.active_id))
popover.add(translationBox)
translationBox.lookup(text)
self._showPopover(popover)
},
'selection-find': () => {
const { text } = self._epub.selection
self._findBox.find(text)
self.activeHeaderBar.toggleFind()
},
'selection-speech-start': () => {
tts.epub = self._epub
tts.start(self._epub.selection.cfi)
},
'speak': () => {
if (!tts.enabled) return
tts.epub = self._epub
if (tts.speaking) tts.stop()
else tts.start()
},
'side-menu': () => self.activeHeaderBar.toggleSide(),
'show-toc': makeContentsStackPageAction(self, 'toc'),
'show-annotations': makeContentsStackPageAction(self, 'annotations'),
'show-bookmarks': makeContentsStackPageAction(self, 'bookmarks'),
'find-menu': () => self.activeHeaderBar.toggleFind(),
'main-menu': () => self.activeHeaderBar.toggleMain(),
'location-menu': () => self._mainOverlay.toggleLocationMenu(),
'fullscreen': () =>
self._fullscreen ? self.unfullscreen() : self.fullscreen(),
'unfullscreen': () => self.unfullscreen(),
'properties': () => {
const window = new PropertiesWindow({
modal: true,
title: _('About This Book'),
transient_for: self,
use_header_bar: true
}, self._epub.metadata, self._epub.cover)
window.packFindBookOnButton()
window.show()
},
'open-copy': () => {
const window = new self.constructor({
application: self.application,
file: self.file
})
window.present()
},
'open': () => {
const dialog = Gtk.FileChooserNative.new(
_('Open File'),
self,
Gtk.FileChooserAction.OPEN,
null, null)
dialog.add_filter(fileFilters.all)
dialog.add_filter(fileFilters.ebook)
dialog.set_filter(fileFilters.ebook)
if (dialog.run() === Gtk.ResponseType.ACCEPT) self.open(dialog.get_file())
},
'reload': () => {
self.open(self.file)
},
'export-annotations': () => {
const data = self._epub.data
exportAnnotations(self, data, self._epub.metadata, cfi =>
self._epub.getSectionFromCfi(cfi).then(x => x.label))
.catch(e => logError(e))
},
'import-annotations': () => {
const annotations = importAnnotations(self, self._epub)
if (annotations) annotations.forEach(annotation =>
self._epub.addAnnotation(annotation))
},
'close': () => self.close(),
})
const FullscreenOverlay = GObject.registerClass({
GTypeName: 'FoliateFullscreenOverlay'
}, class FullscreenOverlay extends Gtk.Overlay {
_init(params) {
super._init(params)
this.stayVisible = false
this.alwaysVisible = false
this._eventBox = new Gtk.EventBox({ valign: Gtk.Align.START })
this._revealer = new Gtk.Revealer({ visible: true })
this._eventBox.add(this._revealer)
this.add_overlay(this._eventBox)
this._eventBox.connect('enter-notify-event', () => this.reveal(true))
this._eventBox.connect('leave-notify-event', () => this.reveal(false))
}
setOverlay(widget) {
this._revealer.add(widget)
}
set enabled(enabled) {
this._eventBox.visible = enabled
}
reveal(reveal) {
this._revealer.reveal_child = this.alwaysVisible || this.stayVisible || reveal
}
stayReveal(reveal) {
this.stayVisible = reveal
this.reveal(reveal)
}
alwaysReveal(reveal) {
this.alwaysVisible = reveal
this.reveal(reveal)
}
})
const AutoHide = GObject.registerClass({
GTypeName: 'FoliateAutoHide',
}, class AutoHide extends Gtk.Frame {
_init(params) {
super._init(params)
this.shadow_type = Gtk.ShadowType.NONE
this.get_style_context().add_class('foliate-autohide-container')
this.stayVisible = false
this.alwaysVisible = false
const eventBox = new Gtk.EventBox({ visible: true })
this._overlay = new Gtk.Overlay({ visible: true })
this._revealer = new Gtk.Revealer({
visible: true,
transition_type: Gtk.RevealerTransitionType.CROSSFADE
})
this._overlay.add_overlay(this._revealer)
eventBox.add(this._overlay)
this.add(eventBox)
eventBox.connect('enter-notify-event', () => this.reveal(true))
eventBox.connect('leave-notify-event', () => this.reveal(false))
}
setWidget(widget) {
this._overlay.add(widget)
}
addOverlay(widget) {
this._overlay.add_overlay(widget)
this._overlay.reorder_overlay(this._revealer, -1)
}
setOverlay(widget) {
this._revealer.add(widget)
}
reveal(reveal) {
this._revealer.reveal_child = this.alwaysVisible || this.stayVisible || reveal
}
get revealed() {
return this._revealer.reveal_child
}
toggle() {
this.alwaysReveal(!this.revealed)
return this.revealed
}
stayReveal(reveal) {
this.stayVisible = reveal
this.reveal(reveal)
}
alwaysReveal(reveal) {
this.alwaysVisible = reveal
this.reveal(reveal)
}
})
const HeaderBar = GObject.registerClass({
GTypeName: 'FoliateHeaderBar',
Properties: {
'fullscreen': GObject.ParamSpec.boolean('fullscreen', 'fullscreen', 'fullscreen',
GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY, false)
}
}, class HeaderBar extends Gtk.HeaderBar {
_init(params) {
super._init(params)
this.show_close_button = true
this.has_subtitle = false
this.get_style_context().add_class('titlebar')
this.sideButton = this._makeMenuButton(_('Contents'), 'view-list-symbolic')
this.sidebarButton = new Gtk.ToggleButton({
visible: true,
valign: Gtk.Align.CENTER,
tooltip_text: _('Show sidebar'),
image: new Gtk.Image({
visible: true, icon_name: 'sidebar-show-symbolic' }),
})
windowState.bind('show-sidebar', this.sidebarButton, 'active',
Gio.SettingsBindFlags.DEFAULT)
this.pack_start(this.sidebarButton)
this.pack_start(this.sideButton)
this._showSideButton()
settings.connect('changed::use-sidebar', () => this._showSideButton())
this.findButton = this._makeMenuButton(_('Find'), 'edit-find-symbolic')
this.mainButton = this._makeMenuButton(_('Menu'), 'open-menu-symbolic')
if (this.fullscreen) {
this.fullscreenButton = new Gtk.Button({
visible: true,
valign: Gtk.Align.CENTER,
tooltip_text: _('Leave fullscreen'),
image: new Gtk.Image({
visible: true, icon_name: 'view-restore-symbolic' }),
})
this.fullscreenButton.action_name = 'win.unfullscreen'
this.pack_end(this.fullscreenButton)
}
this.pack_end(this.mainButton)
this.pack_end(this.findButton)
}
_showSideButton() {
const useSidebar = settings.get_boolean('use-sidebar')
this.sideButton.visible = !useSidebar
this.sidebarButton.visible = useSidebar
}
_makeMenuButton(text, icon) {
return new Gtk.MenuButton({
visible: true,
valign: Gtk.Align.CENTER,
tooltip_text: text,
image: new Gtk.Image({ visible: true, icon_name: icon }),
})
}
get loading() {
return this._loading
}
set loading(state) {
this._loading = state
this.sideButton.sensitive = !state
this.findButton.sensitive = !state
}
setPopovers(side, find, main) {
this.sideButton.popover = side
this.findButton.popover = find
this.mainButton.popover = main
}
unsetPopovers() {
this.sideButton.popover = null
this.findButton.popover = null
this.mainButton.popover = null
}
grabPopovers() {
this.sideButton.popover.relative_to = this.sideButton
this.findButton.popover.relative_to = this.findButton
this.mainButton.popover.relative_to = this.mainButton
}
toggleSide() {
const button = settings.get_boolean('use-sidebar')
? this.sidebarButton : this.sideButton
button.active = !button.active
}
toggleFind() {
this.findButton.active = !this.findButton.active
}
toggleMain() {
this.mainButton.active = !this.mainButton.active
}
})
var Window = GObject.registerClass({
GTypeName: 'FoliateWindow',
Properties: {
file: GObject.ParamSpec.object('file', 'file', 'file',
GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY, Gio.File.$gtype),
ephemeral:
GObject.ParamSpec.boolean('ephemeral', 'ephemeral', 'ephemeral',
GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT, false),
}
}, class Window extends Gtk.ApplicationWindow {
_init(params) {
super._init(params)
this._loading = false
this._epub = new EpubView({ ephemeral: this.ephemeral })
settings.bind('img-event-type', this._epub, 'img-event-type',
Gio.SettingsBindFlags.DEFAULT)
this.insert_action_group('view', this._epub.actionGroup)
this._connectEpub()
this.connect('destroy', () => {
this._epub.close()
tts.stop()
})
this._fullscreenOverlay = new FullscreenOverlay({ visible: true })
this.add(this._fullscreenOverlay)
this._mainOverlay = new MainOverlay({ visible: true })
this._mainOverlay.epub = this._epub
this._buildContents()
this._buildPopovers()
this._buildMain()
const mainHandler =
settings.connect('changed::use-sidebar', () => this._buildMain())
const useMenubar = settings.get_boolean('use-menubar')
if (useMenubar) {
this.show_menubar = true
} else {
this.show_menubar = false
this._buildFullscreenHeaderBar()
this._buildHeaderBar()
const headerBarHandler =
viewSettings.connect('changed::skeuomorphism', () => this._buildHeaderBar())
const headerBarHandlers = [
settings.connect('changed::use-sidebar', () => this._buildHeaderBar()),
settings.connect('changed::autohide-headerbar', () => this._buildHeaderBar())
]
this.connect('destroy', () => {
viewSettings.disconnect(headerBarHandler)
headerBarHandlers.forEach(x => settings.disconnect(x))
})
}
this._themeUI()
const themeHandlers = [
viewSettings.connect('changed::bg-color', () => this._themeUI()),
viewSettings.connect('changed::fg-color', () => this._themeUI()),
viewSettings.connect('changed::invert', () => this._themeUI()),
viewSettings.connect('changed::brightness', () => this._themeUI()),
viewSettings.connect('changed::skeuomorphism', () => this._themeUI())
]
const updateTTS = () => tts.command = settings.get_string('tts-command')
updateTTS()
const ttsHandler = settings.connect('changed::tts-command', updateTTS)
const actions = makeActions(this)
Object.keys(actions).forEach(name => {
const action = new Gio.SimpleAction({ name })
action.connect('activate', actions[name])
this.add_action(action)
})
const overlay = Gtk.Builder.new_from_resource(
'/com/github/johnfactotum/Foliate/ui/shortcutsWindow.ui')
.get_object('shortcutsWindow')
overlay.section_name = 'shortcuts'
this.set_help_overlay(overlay)
this.default_width = windowState.get_int('width')
this.default_height = windowState.get_int('height')
if (windowState.get_boolean('maximized')) this.maximize()
if (windowState.get_boolean('fullscreen')) this.fullscreen()
if (this.file) this.open(this.file)
this.connect('window-state-event', (_, event) => {
const state = event.get_window().get_state()
this._fullscreen = Boolean(state & Gdk.WindowState.FULLSCREEN)
this._mainPopover.fullscreen = this._fullscreen
this._fullscreenOverlay.enabled = this._fullscreen
this._fullscreenOverlay.alwaysReveal(this._mainOverlay.navbarVisible)
if (this._autoHideHeaderBar)
this._autoHideHeaderBar
.alwaysReveal(this.loading || this._mainOverlay.navbarVisible)
if (this.activeHeaderBar) this.activeHeaderBar.grabPopovers()
})