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package de.pixart.messenger.ui;
import android.content.Context;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.support.v13.view.inputmethod.EditorInfoCompat;
import android.support.v13.view.inputmethod.InputConnectionCompat;
import android.support.v13.view.inputmethod.InputContentInfoCompat;
import android.text.Editable;
import android.text.InputFilter;
import android.text.Spanned;
import android.util.AttributeSet;
import android.view.KeyEvent;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputConnection;
import de.pixart.messenger.Config;
import github.ankushsachdeva.emojicon.EmojiconEditText;
public class EditMessage extends EmojiconEditText {
private OnCommitContentListener mCommitContentListener = null;
private String[] mimeTypes = null;
public interface OnCommitContentListener {
boolean onCommitContent(InputContentInfoCompat inputContentInfo, int flags, Bundle opts, String[] mimeTypes);
}
public EditMessage(Context context, AttributeSet attrs) {
super(context, attrs);
}
public EditMessage(Context context) {
super(context);
}
protected Handler mTypingHandler = new Handler();
protected Runnable mTypingTimeout = new Runnable() {
@Override
public void run() {
if (isUserTyping && keyboardListener != null) {
keyboardListener.onTypingStopped();
isUserTyping = false;
}
}
};
private boolean isUserTyping = false;
private boolean lastInputWasTab = false;
protected KeyboardListener keyboardListener;
@Override
public boolean onKeyDown(int keyCode, KeyEvent e) {
if (keyCode == KeyEvent.KEYCODE_ENTER && !e.isShiftPressed()) {
lastInputWasTab = false;
if (keyboardListener != null && keyboardListener.onEnterPressed()) {
return true;
}
} else if (keyCode == KeyEvent.KEYCODE_TAB && !e.isAltPressed() && !e.isCtrlPressed()) {
if (keyboardListener != null && keyboardListener.onTabPressed(this.lastInputWasTab)) {
lastInputWasTab = true;
return true;
}
} else {
lastInputWasTab = false;
}
return super.onKeyDown(keyCode, e);
}
@Override
public void onTextChanged(CharSequence text, int start, int lengthBefore, int lengthAfter) {
super.onTextChanged(text, start, lengthBefore, lengthAfter);
lastInputWasTab = false;
if (this.mTypingHandler != null && this.keyboardListener != null) {
this.mTypingHandler.removeCallbacks(mTypingTimeout);
this.mTypingHandler.postDelayed(mTypingTimeout, Config.TYPING_TIMEOUT * 1000);
final int length = text.length();
if (!isUserTyping && length > 0) {
this.isUserTyping = true;
this.keyboardListener.onTypingStarted();
} else if (length == 0) {
this.isUserTyping = false;
this.keyboardListener.onTextDeleted();
}
this.keyboardListener.onTextChanged();
}
}
public void setKeyboardListener(KeyboardListener listener) {
this.keyboardListener = listener;
if (listener != null) {
this.isUserTyping = false;
}
}
public interface KeyboardListener {
boolean onEnterPressed();
void onTypingStarted();
void onTypingStopped();
void onTextDeleted();
void onTextChanged();
boolean onTabPressed(boolean repeated);
}
private static final InputFilter SPAN_FILTER = new InputFilter() {
@Override
public CharSequence filter(CharSequence source, int start, int end, Spanned dest, int dstart, int dend) {
return source instanceof Spanned ? source.toString() : source;
}
};
@Override
public boolean onTextContextMenuItem(int id) {
if (id == android.R.id.paste) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
return super.onTextContextMenuItem(android.R.id.pasteAsPlainText);
} else {
Editable editable = getEditableText();
InputFilter[] filters = editable.getFilters();
InputFilter[] tempFilters = new InputFilter[filters != null ? filters.length + 1 : 1];
if (filters != null) {
System.arraycopy(filters, 0, tempFilters, 1, filters.length);
}
tempFilters[0] = SPAN_FILTER;
editable.setFilters(tempFilters);
try {
return super.onTextContextMenuItem(id);
} finally {
editable.setFilters(filters);
}
}
} else {
return super.onTextContextMenuItem(id);
}
}
public void setRichContentListener(String[] mimeTypes, OnCommitContentListener listener) {
this.mimeTypes = mimeTypes;
this.mCommitContentListener = listener;
}
@Override
public InputConnection onCreateInputConnection(EditorInfo editorInfo) {
final InputConnection ic = super.onCreateInputConnection(editorInfo);
if (mimeTypes != null && mCommitContentListener != null) {
EditorInfoCompat.setContentMimeTypes(editorInfo, mimeTypes);
return InputConnectionCompat.createWrapper(ic, editorInfo, new InputConnectionCompat.OnCommitContentListener() {
@Override
public boolean onCommitContent(InputContentInfoCompat inputContentInfo, int flags, Bundle opts) {
return EditMessage.this.mCommitContentListener.onCommitContent(inputContentInfo, flags, opts, mimeTypes);
}
});
} else {
return ic;
}
}
}
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