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Get started

Quick start - view a documentDownload PDFTron SDKIntegrate with GradleIntegrate manuallyRun samplesAdd license keyUpdate to latest versionTroubleshooting
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FAQ

System requirementsDocument lockingDocument savingRun project in Android StudioRun project with source codePDFTron full vs. standardReduce size of APK
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Document Viewer

OverviewShow a document in an ActivityShow a document in a FragmentViewer configurationToolManager configurationDay and Night themesOpen from online URL
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Document Viewer components

OverviewPDFViewCtrlReflowQuick menuCustomize quick menuAnnotation toolbarAnnotation style editorCustomize annotation style editorPage sliderList containerAnnotation listDocument outlineUser bookmark listThumbnail browserAdd pages dialogCrop pages dialogRotate pages dialogView mode dialog
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Annotation and collaboration

OverviewRead only modeDisable annotation creation and editingDefault annotation propertiesChange tool modeEventsOverride annotation handlingShow and hide existing annotationsUndo and redoRealtime collaboration
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Advanced customization

OverviewAdd a custom view to a pageCreate a custom toolPage coloring modePage fit modePage layout modeScrolling directionRight-to-left support
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Conversion

Convert documents to PDFConvert HTML to PDF
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Parsing and extraction

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Digital signatures

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Search

Text search
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Advanced topics

PrintUnderstand coordinatesGenerate page thumbnailsChange annotation propertiesDelete annotationsTool class hierarchy
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Other frameworks

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Troubleshooting

Multidex build errorReduce memory consumptionDetachCurrentThread warning
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Reference

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PDF Processing API

What is PDFNet?Opening a documentSerializing (saving) a documentWorking with pagesWorking with Page ContentWorking with BookmarksWorking with Interactive Forms (AcroForms)PDF SecurityLow-level PDF APIError handling
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Read only mode

In this document
chevron_rightDisable PDF editing
chevron_rightDisable all user interaction
chevron_rightDisable annotation creation and editing
chevron_rightDisable other functionality

Actions such as annotation creation, editing, form filling, signing, and link following etc. are enabled by default. It is possible to selectively enable parts of such functionality as well as completely disable all interactive features.

linkDisable PDF editing

To disable PDF editing, such as adding annotations, filling form fields or signing, use ToolManager.setReadOnly(boolean).

where toolManager is the instance of ToolManager.

linkDisable all user interaction

To disable all user interaction on PDFViewCtrl, such as selecting text, selecting annotations, do not associate a ToolManager with a PDFViewCtrl. For example, do not use ToolManagerBuilder to create a ToolManager object.

linkDisable annotation creation and editing

To hide all UI widgets that are associated with creation and editing of a particular annotation type, see: Disable annotation creation and editing.

linkDisable other functionality

To disable functionality that is not directly tied to annotations, see: Disable functionality.