CPDFEditManager (ComPDFKit API)

```
public interface CPDFEditManager
```
This class is about managing PDF editing, being used for managing the editing status and configuring the UI interface of editing.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`addEditStatusChangeListener(OnEditStatusChangeListener listener)` Registers a callback to be invoked when the status of PDF editing is changed.
`void`	`beginEdit(int type)` Enters the editing mode, and the area of editable text or images will be displayed in the PDF page.
`boolean`	`canRedo()` Whether to support Redo, is a time-consuming method.
`boolean`	`canUndo()` Whether to support Undo, is a time-consuming method.
`void`	`changeEditType(int type)` In editing mode, call this interface to change the edit type.
`void`	`disable()` Disables the feature of PDF editing.
`void`	`enable()` Enables the feature of PDF editing.
`void`	`endEdit()` Calls this interface when ends the editing mode and the current edited content needs to be saved.
`CPDFEditConfig.Builder`	`getEditConfigBuilder()` Gets the configuration items of editing.
`boolean`	`isEditMode()` Whether it is editing mode.
`boolean`	`isEnabled()` Whether to enable the feature of PDF editing.
`void`	`onUndoRedoCallback(int pageNum, boolean canUndo, boolean canRedo)`
`CPDFEditArea`	`redo()`
`CPDFEditArea`	`undo()`
`void`	`updateEditConfig(CPDFEditConfig config)` Updates configuration after modifying the configuration items of editing.

- Method Detail
  - beginEdit
```
void beginEdit(int type)
```
    Enters the editing mode, and the area of editable text or images will be displayed in the PDF page.
    
    Parameters:
    
    type - Editable type: 1. text 2. images 3. all content
  - endEdit
```
void endEdit()
```
    Calls this interface when ends the editing mode and the current edited content needs to be saved. Generally used when closing or saving a document.
  - changeEditType
```
void changeEditType(int type)
```
    In editing mode, call this interface to change the edit type.
    
    Parameters:
    
    type - Editable type: 1. text 2. images 3. all content
  - isEditMode
```
boolean isEditMode()
```
    Whether it is editing mode.
  - getEditConfigBuilder
```
CPDFEditConfig.Builder getEditConfigBuilder()
```
    Gets the configuration items of editing.
  - updateEditConfig
```
void updateEditConfig(CPDFEditConfig config)
```
    Updates configuration after modifying the configuration items of editing. Calls this interface before calling beginEdit(int).
  - canUndo
```
boolean canUndo()
```
    Whether to support Undo, is a time-consuming method.
  - canRedo
```
boolean canRedo()
```
    Whether to support Redo, is a time-consuming method.
  - undo
```
CPDFEditArea undo()
```
  - redo
```
CPDFEditArea redo()
```
  - onUndoRedoCallback
```
void onUndoRedoCallback(int pageNum,
                        boolean canUndo,
                        boolean canRedo)
```
  - addEditStatusChangeListener
```
void addEditStatusChangeListener(OnEditStatusChangeListener listener)
```
    Registers a callback to be invoked when the status of PDF editing is changed.
  - enable
```
void enable()
```
    Enables the feature of PDF editing.
  - disable
```
void disable()
```
    Disables the feature of PDF editing.
  - isEnabled
```
boolean isEnabled()
```
    Whether to enable the feature of PDF editing.

Interface CPDFEditManager

Method Summary

Method Detail

beginEdit

endEdit

changeEditType

isEditMode

getEditConfigBuilder

updateEditConfig

canUndo

canRedo

undo

redo

onUndoRedoCallback

addEditStatusChangeListener

enable

disable

isEnabled