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virtual void | FocusGotOnControl (const Control &control, const char *value)=0 |
| A callback function which is triggered when the focus is set to a form control. More...
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virtual void | FocusLostFromControl (const Control &control, const char *value)=0 |
| A callback function which is triggered when the focus is lost from a form control. More...
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virtual int | GetVersion () |
| Get the version of derived implementation, for compatibility reason. More...
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virtual bool | KillTimer (int timer_id)=0 |
| A callback function used to kill the timer event by timer identifier. More...
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virtual void | Refresh (const PDFPage &page, const RectF *rect)=0 |
| A callback function used to refresh the specified area on a specified page. More...
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virtual void | Release ()=0 |
| A callback function used to release current callback object itself. More...
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virtual bool | SetTimerCallback (int elapse, TimerCallback *timer, int *out_timer_id)=0 |
| A callback function used to set a system timer. More...
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This class represents a callback object to assist form filler. All the pure virtual functions in this class are used as callback functions and should be implemented by user.
virtual void foxit::pdf::interform::FillerAssistCallback::FocusGotOnControl |
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const Control & |
control, |
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const char * |
value |
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) |
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pure virtual |
A callback function which is triggered when the focus is set to a form control.
This callback function supports text field, combo box field, list box field, push button field, check box field, radio button field.
- Parameters
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[in] | control | The form control object to which the focus is set. |
[in] | value | The value of form field associated with the control. If the control belongs to a push button field, this value would always be an empty string. |
- Returns
- None.
virtual void foxit::pdf::interform::FillerAssistCallback::FocusLostFromControl |
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const Control & |
control, |
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const char * |
value |
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) |
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pure virtual |
A callback function which is triggered when the focus is lost from a form control.
This callback function supports text field, combo box field, list box field, push button field, check box field, radio button field.
- Parameters
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[in] | control | The form control object, from which the focus is lost. |
[in] | value | The value of form field associated with the control. If the control belongs to a push button field, this value would always be an empty string. |
- Returns
- None.