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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick
import QtQuick.Controls
import QtQuick.Dialogs
import QtQuick.Layouts
import QtQuick.Pdf
ApplicationWindow {
id: root
width: 800
height: 1024
color: "lightgrey"
title: doc.title
visible: true
property string source // for main.cpp
header: ToolBar {
RowLayout {
anchors.fill: parent
anchors.rightMargin: 6
ToolButton {
action: Action {
shortcut: StandardKey.Open
icon.source: "qrc:/pdfviewer/resources/document-open.svg"
onTriggered: fileDialog.open()
}
}
ToolButton {
action: Action {
shortcut: StandardKey.ZoomIn
enabled: view.renderScale < 10
icon.source: "qrc:/pdfviewer/resources/zoom-in.svg"
onTriggered: view.renderScale *= Math.sqrt(2)
}
}
ToolButton {
action: Action {
shortcut: StandardKey.ZoomOut
enabled: view.renderScale > 0.1
icon.source: "qrc:/pdfviewer/resources/zoom-out.svg"
onTriggered: view.renderScale /= Math.sqrt(2)
}
}
ToolButton {
action: Action {
icon.source: "qrc:/pdfviewer/resources/zoom-fit-width.svg"
onTriggered: view.scaleToWidth(root.contentItem.width, root.contentItem.height)
}
}
ToolButton {
action: Action {
icon.source: "qrc:/pdfviewer/resources/zoom-fit-best.svg"
onTriggered: view.scaleToPage(root.contentItem.width, root.contentItem.height)
}
}
ToolButton {
action: Action {
shortcut: "Ctrl+0"
icon.source: "qrc:/pdfviewer/resources/zoom-original.svg"
onTriggered: view.resetScale()
}
}
ToolButton {
action: Action {
shortcut: "Ctrl+L"
icon.source: "qrc:/pdfviewer/resources/rotate-left.svg"
onTriggered: view.pageRotation -= 90
}
}
ToolButton {
action: Action {
shortcut: "Ctrl+R"
icon.source: "qrc:/pdfviewer/resources/rotate-right.svg"
onTriggered: view.pageRotation += 90
}
}
ToolButton {
action: Action {
icon.source: "qrc:/pdfviewer/resources/go-previous-view-page.svg"
enabled: view.backEnabled
onTriggered: view.back()
}
ToolTip.visible: enabled && hovered
ToolTip.delay: 2000
ToolTip.text: "go back"
}
SpinBox {
id: currentPageSB
from: 1
to: doc.pageCount
editable: true
onValueModified: view.goToPage(value - 1)
Shortcut {
sequence: StandardKey.MoveToPreviousPage
onActivated: view.goToPage(currentPageSB.value - 2)
}
Shortcut {
sequence: StandardKey.MoveToNextPage
onActivated: view.goToPage(currentPageSB.value)
}
}
ToolButton {
action: Action {
icon.source: "qrc:/pdfviewer/resources/go-next-view-page.svg"
enabled: view.forwardEnabled
onTriggered: view.forward()
}
ToolTip.visible: enabled && hovered
ToolTip.delay: 2000
ToolTip.text: "go forward"
}
ToolButton {
action: Action {
shortcut: StandardKey.SelectAll
icon.source: "qrc:/pdfviewer/resources/edit-select-all.svg"
onTriggered: view.selectAll()
}
}
ToolButton {
action: Action {
shortcut: StandardKey.Copy
icon.source: "qrc:/pdfviewer/resources/edit-copy.svg"
enabled: view.selectedText !== ""
onTriggered: view.copySelectionToClipboard()
}
}
Shortcut {
sequence: StandardKey.Find
onActivated: searchField.forceActiveFocus()
}
Shortcut {
sequence: StandardKey.Quit
onActivated: Qt.quit()
}
}
}
FileDialog {
id: fileDialog
title: "Open a PDF file"
nameFilters: [ "PDF files (*.pdf)" ]
onAccepted: doc.source = selectedFile
}
Dialog {
id: passwordDialog
title: "Password"
standardButtons: Dialog.Ok | Dialog.Cancel
modal: true
closePolicy: Popup.CloseOnEscape
anchors.centerIn: parent
width: 300
contentItem: TextField {
id: passwordField
placeholderText: qsTr("Please provide the password")
echoMode: TextInput.Password
width: parent.width
onAccepted: passwordDialog.accept()
}
onOpened: passwordField.forceActiveFocus()
onAccepted: doc.password = passwordField.text
}
Dialog {
id: errorDialog
title: "Error loading " + doc.source
standardButtons: Dialog.Close
modal: true
closePolicy: Popup.CloseOnEscape
anchors.centerIn: parent
width: 300
visible: doc.status === PdfDocument.Error
contentItem: Label {
id: errorField
text: doc.error
}
}
PdfDocument {
id: doc
source: Qt.resolvedUrl(root.source)
onPasswordRequired: passwordDialog.open()
}
PdfMultiPageView {
id: view
anchors.fill: parent
anchors.leftMargin: sidebar.position * sidebar.width
document: doc
searchString: searchField.text
onCurrentPageChanged: currentPageSB.value = view.currentPage + 1
}
Drawer {
id: sidebar
edge: Qt.LeftEdge
modal: false
width: 300
y: root.header.height
height: view.height
dim: false
clip: true
TabBar {
id: sidebarTabs
x: -width
rotation: -90
transformOrigin: Item.TopRight
currentIndex: 2 // bookmarks by default
TabButton {
text: qsTr("Info")
}
TabButton {
text: qsTr("Search Results")
}
TabButton {
text: qsTr("Bookmarks")
}
TabButton {
text: qsTr("Pages")
}
}
GroupBox {
anchors.fill: parent
anchors.leftMargin: sidebarTabs.height
StackLayout {
anchors.fill: parent
currentIndex: sidebarTabs.currentIndex
component InfoField: TextInput {
width: parent.width
selectByMouse: true
readOnly: true
wrapMode: Text.WordWrap
}
Column {
spacing: 6
width: parent.width - 6
Label { font.bold: true; text: qsTr("Title") }
InfoField { text: doc.title }
Label { font.bold: true; text: qsTr("Author") }
InfoField { text: doc.author }
Label { font.bold: true; text: qsTr("Subject") }
InfoField { text: doc.subject }
Label { font.bold: true; text: qsTr("Keywords") }
InfoField { text: doc.keywords }
Label { font.bold: true; text: qsTr("Producer") }
InfoField { text: doc.producer }
Label { font.bold: true; text: qsTr("Creator") }
InfoField { text: doc.creator }
Label { font.bold: true; text: qsTr("Creation date") }
InfoField { text: doc.creationDate }
Label { font.bold: true; text: qsTr("Modification date") }
InfoField { text: doc.modificationDate }
}
ListView {
id: searchResultsList
implicitHeight: parent.height
model: view.searchModel
ScrollBar.vertical: ScrollBar { }
delegate: ItemDelegate {
id: resultDelegate
required property int index
required property int page
required property int indexOnPage
required property point location
required property string contextBefore
required property string contextAfter
width: parent ? parent.width : 0
RowLayout {
anchors.fill: parent
spacing: 0
Label {
text: "Page " + (resultDelegate.page + 1) + ": "
}
Label {
text: resultDelegate.contextBefore
elide: Text.ElideLeft
horizontalAlignment: Text.AlignRight
Layout.fillWidth: true
Layout.preferredWidth: parent.width / 2
}
Label {
font.bold: true
text: view.searchString
width: implicitWidth
}
Label {
text: resultDelegate.contextAfter
elide: Text.ElideRight
Layout.fillWidth: true
Layout.preferredWidth: parent.width / 2
}
}
highlighted: ListView.isCurrentItem
onClicked: {
searchResultsList.currentIndex = resultDelegate.index
view.goToLocation(resultDelegate.page, resultDelegate.location, 0)
view.searchModel.currentResult = resultDelegate.indexOnPage
}
}
}
TreeView {
id: bookmarksTree
implicitHeight: parent.height
implicitWidth: parent.width
columnWidthProvider: function() { return width }
delegate: TreeViewDelegate {
required property int page
required property point location
required property real zoom
onClicked: view.goToLocation(page, location, zoom)
}
model: PdfBookmarkModel {
document: doc
}
ScrollBar.vertical: ScrollBar { }
}
GridView {
id: thumbnailsView
implicitWidth: parent.width
implicitHeight: parent.height
model: doc.pageCount
cellWidth: width / 2
cellHeight: cellWidth + 10
delegate: Item {
required property int index
width: thumbnailsView.cellWidth
height: thumbnailsView.cellHeight
Rectangle {
id: paper
width: image.width
height: image.height
x: (parent.width - width) / 2
y: (parent.height - height - pageNumber.height) / 2
PdfPageImage {
id: image
document: doc
currentPage: index
asynchronous: true
fillMode: Image.PreserveAspectFit
property size naturalSize: doc.pagePointSize(index)
property bool landscape: naturalSize.width > naturalSize.height
width: landscape ? thumbnailsView.cellWidth - 6
: height * naturalSize.width / naturalSize.height
height: landscape ? width * naturalSize.height / naturalSize.width
: thumbnailsView.cellHeight - 14
sourceSize.width: width
sourceSize.height: height
}
}
Text {
id: pageNumber
anchors.bottom: parent.bottom
anchors.horizontalCenter: parent.horizontalCenter
text: "Page " + (image.currentFrame + 1)
}
TapHandler {
onTapped: view.goToPage(index)
}
}
}
}
}
}
footer: ToolBar {
height: footerRow.implicitHeight + 6
RowLayout {
id: footerRow
anchors.fill: parent
ToolButton {
action: Action {
id: sidebarOpenAction
checkable: true
checked: sidebar.opened
icon.source: checked ? "qrc:/pdfviewer/resources/sidebar-collapse-left.svg" : "qrc:/pdfviewer/resources/sidebar-expand-left.svg"
onTriggered: sidebar.open()
}
ToolTip.visible: enabled && hovered
ToolTip.delay: 2000
ToolTip.text: "open sidebar"
}
ToolButton {
action: Action {
icon.source: "qrc:/pdfviewer/resources/go-up-search.svg"
shortcut: StandardKey.FindPrevious
onTriggered: view.searchBack()
}
ToolTip.visible: enabled && hovered
ToolTip.delay: 2000
ToolTip.text: "find previous"
}
TextField {
id: searchField
placeholderText: "search"
Layout.minimumWidth: 150
Layout.fillWidth: true
Layout.bottomMargin: 3
onAccepted: {
sidebar.open()
sidebarTabs.setCurrentIndex(0)
}
Image {
visible: searchField.text !== ""
source: "qrc:/pdfviewer/resources/edit-clear.svg"
sourceSize.height: searchField.height - 6
anchors {
right: parent.right
verticalCenter: parent.verticalCenter
margins: 3
}
TapHandler {
onTapped: searchField.clear()
}
}
}
ToolButton {
action: Action {
icon.source: "qrc:/pdfviewer/resources/go-down-search.svg"
shortcut: StandardKey.FindNext
onTriggered: view.searchForward()
}
ToolTip.visible: enabled && hovered
ToolTip.delay: 2000
ToolTip.text: "find next"
}
Label {
id: statusLabel
property size implicitPointSize: doc.pagePointSize(view.currentPage)
text: "page " + (currentPageSB.value) + " of " + doc.pageCount +
" scale " + view.renderScale.toFixed(2) +
" original " + implicitPointSize.width.toFixed(1) + "x" + implicitPointSize.height.toFixed(1) + " pt"
visible: doc.pageCount > 0
}
}
}
}
|