Java PasswordTransformationMethod.getInstance方法代码示例

import android.text.method.PasswordTransformationMethod; //导入方法依赖的package包/类
@Override
public void onCheckedChanged(final CompoundButton buttonView, final boolean isChecked) {
    final TransformationMethod transformationMethod = isChecked ? null : PasswordTransformationMethod.getInstance();

    for (final EditText passwordView : passwordViews)
        passwordView.setTransformationMethod(transformationMethod);
}
 

import android.text.method.PasswordTransformationMethod; //导入方法依赖的package包/类
@Override
public void onCheckedChanged(final CompoundButton buttonView, final boolean isChecked)
{
    final TransformationMethod transformationMethod = isChecked ? null : PasswordTransformationMethod.getInstance();

    for (final EditText passwordView : passwordViews)
        passwordView.setTransformationMethod(transformationMethod);
}
 

import android.text.method.PasswordTransformationMethod; //导入方法依赖的package包/类
/**
 * Set the type of the content with a constant as defined for
 * {@link EditorInfo#inputType}.  This will take care of changing
 * the key listener, by calling {@link #setKeyListener(KeyListener)}, to
 * match the given content type.  If the given content type is
 * {@link EditorInfo#TYPE_NULL} then a soft keyboard will
 * not be displayed for this text view.
 *
 * @see #getInputType()
 * @see #setRawInputType(int)
 * @see android.text.InputType
 * @attr ref android.R.styleable#TextView_inputType
 */
public void setInputType(int type) {
    final boolean wasPassword = isPasswordInputType(mInputType);
    final boolean wasVisiblePassword = isVisiblePasswordInputType(mInputType);
    setInputType(type, false);
    final boolean isPassword = isPasswordInputType(type);
    final boolean isVisiblePassword = isVisiblePasswordInputType(type);
    boolean forceUpdate = false;
    if (isPassword) {
        setTransformationMethod(PasswordTransformationMethod.getInstance());
        setTypefaceByIndex(MONOSPACE, 0);
    } else if (isVisiblePassword) {
        if (mTransformation == PasswordTransformationMethod.getInstance()) {
            forceUpdate = true;
        }
        setTypefaceByIndex(MONOSPACE, 0);
    } else if (wasPassword || wasVisiblePassword) {
        // not in password mode, clean up typeface and transformation
        setTypefaceByIndex(-1, -1);
        if (mTransformation == PasswordTransformationMethod.getInstance()) {
            forceUpdate = true;
        }
    }

    boolean multiLine = (type&(EditorInfo.TYPE_MASK_CLASS
                    | EditorInfo.TYPE_TEXT_FLAG_MULTI_LINE)) ==
            (EditorInfo.TYPE_CLASS_TEXT
                    | EditorInfo.TYPE_TEXT_FLAG_MULTI_LINE);

    // We need to update the single line mode if it has changed or we
    // were previously in password mode.
    if (mSingleLine == multiLine || forceUpdate) {
        // Change single line mode, but only change the transformation if
        // we are not in password mode.
        applySingleLine(!multiLine, !isPassword);
    }

    InputMethodManager imm = InputMethodManager.peekInstance();
    if (imm != null) imm.restartInput(this);
}
 

import android.text.method.PasswordTransformationMethod; //导入方法依赖的package包/类
private void updatePreference(Preference preference) {
    if (preference instanceof EditTextPreference) {
        EditTextPreference listPreference = (EditTextPreference) preference;

        if(listPreference.getEditText().getTransformationMethod() != PasswordTransformationMethod.getInstance() )
            listPreference.setSummary(listPreference.getText());
    }
}
 

import android.text.method.PasswordTransformationMethod; //导入方法依赖的package包/类
/**
 * Set the type of the content with a constant as defined for {@link EditorInfo#inputType}. This
 * will take care of changing the key listener, by calling {@link #setKeyListener(KeyListener)},
 * to match the given content type.  If the given content type is {@link EditorInfo#TYPE_NULL}
 * then a soft keyboard will not be displayed for this text view.
 *
 * Note that the maximum number of displayed lines (see {@link #setMaxLines(int)}) will be
 * modified if you change the {@link EditorInfo#TYPE_TEXT_FLAG_MULTI_LINE} flag of the input
 * type.
 *
 * @see #getInputType()
 * @see #setRawInputType(int)
 * @see android.text.InputType
 * @attr ref android.R.styleable#TextView_inputType
 */
public void setInputType(int type) {
    final boolean wasPassword = isPasswordInputType(getInputType());
    final boolean wasVisiblePassword = isVisiblePasswordInputType(getInputType());
    setInputType(type, false);
    final boolean isPassword = isPasswordInputType(type);
    final boolean isVisiblePassword = isVisiblePasswordInputType(type);
    boolean forceUpdate = false;
    if (isPassword) {
        setTransformationMethod(PasswordTransformationMethod.getInstance());
        setTypefaceFromAttrs(null /* fontFamily */, MONOSPACE, 0);
    } else if (isVisiblePassword) {
        if (mTransformation == PasswordTransformationMethod.getInstance()) {
            forceUpdate = true;
        }
        setTypefaceFromAttrs(null /* fontFamily */, MONOSPACE, 0);
    } else if (wasPassword || wasVisiblePassword) {
        // not in password mode, clean up typeface and transformation
        setTypefaceFromAttrs(null /* fontFamily */, -1, -1);
        if (mTransformation == PasswordTransformationMethod.getInstance()) {
            forceUpdate = true;
        }
    }

    boolean singleLine = !isMultilineInputType(type);

    // We need to update the single line mode if it has changed or we
    // were previously in password mode.
    if (mSingleLine != singleLine || forceUpdate) {
        // Change single line mode, but only change the transformation if
        // we are not in password mode.
        applySingleLine(singleLine, !isPassword, true);
    }

    if (!isSuggestionsEnabled()) {
        mText = removeSuggestionSpans(mText);
    }

    InputMethodManager imm = InputMethodManager.peekInstance();
    if (imm != null) imm.restartInput(this);
}