78 lines
1.4 KiB
C++
78 lines
1.4 KiB
C++
|
/*
|
||
|
|
* Copyright 2009-2010, Pier Luigi Fiorini. All rights reserved.
|
||
|
|
* Copyright 2009, Michael Davidson. All rights reserved.
|
||
|
|
* Distributed under the terms of the MIT License.
|
||
|
|
*
|
||
|
|
* Authors:
|
||
|
|
* Michael Davidson, slaad@bong.com.au
|
||
|
|
* Pier Luigi Fiorini, pierluigi.fiorini@gmail.com
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <Messenger.h>
|
||
|
|
|
||
|
|
#include "NotifyingTextView.h"
|
||
|
|
|
||
|
|
|
||
|
|
NotifyingTextView::NotifyingTextView(const char* name, uint32 flags)
|
||
|
|
: BTextView(name, flags),
|
||
|
|
fMessenger(NULL)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
NotifyingTextView::~NotifyingTextView()
|
||
|
|
{
|
||
|
|
if (fMessenger != NULL)
|
||
|
|
delete fMessenger;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
NotifyingTextView::SetTarget(const BHandler* handler)
|
||
|
|
{
|
||
|
|
if (fMessenger != NULL)
|
||
|
|
delete fMessenger;
|
||
|
|
fMessenger = new BMessenger(handler);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
BMessage*
|
||
|
|
NotifyingTextView::Message() const
|
||
|
|
{
|
||
|
|
return fMessage;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
NotifyingTextView::SetMessage(BMessage* msg)
|
||
|
|
{
|
||
|
|
fMessage = msg;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
NotifyingTextView::InsertText(const char* text, int32 length, int32 offset,
|
||
|
|
const text_run_array* runs)
|
||
|
|
{
|
||
|
|
if ((fMessenger != NULL) && fMessenger->IsValid()) {
|
||
|
|
BMessage msg(*fMessage);
|
||
|
|
msg.AddPointer("source", this);
|
||
|
|
fMessenger->SendMessage(&msg);
|
||
|
|
}
|
||
|
|
|
||
|
|
BTextView::InsertText(text, length, offset, runs);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
NotifyingTextView::DeleteText(int32 start, int32 finish)
|
||
|
|
{
|
||
|
|
if ((fMessenger != NULL) && fMessenger->IsValid()) {
|
||
|
|
BMessage msg(*fMessage);
|
||
|
|
msg.AddPointer("source", this);
|
||
|
|
fMessenger->SendMessage(&msg);
|
||
|
|
}
|
||
|
|
|
||
|
|
BTextView::DeleteText(start, finish);
|
||
|
|
}
|