Examples with Editable android.text.Editable used on opensource projects

Example 46 with Editable

use of android.text.Editable in project platform_frameworks_base by android.

the class BaseInputConnection method replaceText.

private void replaceText(CharSequence text, int newCursorPosition, boolean composing) {
    final Editable content = getEditable();
    if (content == null) {
        return;
    }
    beginBatchEdit();
    // delete composing text set previously.
    int a = getComposingSpanStart(content);
    int b = getComposingSpanEnd(content);
    if (DEBUG)
        Log.v(TAG, "Composing span: " + a + " to " + b);
    if (b < a) {
        int tmp = a;
        a = b;
        b = tmp;
    }
    if (a != -1 && b != -1) {
        removeComposingSpans(content);
    } else {
        a = Selection.getSelectionStart(content);
        b = Selection.getSelectionEnd(content);
        if (a < 0)
            a = 0;
        if (b < 0)
            b = 0;
        if (b < a) {
            int tmp = a;
            a = b;
            b = tmp;
        }
    }
    if (composing) {
        Spannable sp = null;
        if (!(text instanceof Spannable)) {
            sp = new SpannableStringBuilder(text);
            text = sp;
            ensureDefaultComposingSpans();
            if (mDefaultComposingSpans != null) {
                for (int i = 0; i < mDefaultComposingSpans.length; ++i) {
                    sp.setSpan(mDefaultComposingSpans[i], 0, sp.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_COMPOSING);
                }
            }
        } else {
            sp = (Spannable) text;
        }
        setComposingSpans(sp);
    }
    if (DEBUG)
        Log.v(TAG, "Replacing from " + a + " to " + b + " with \"" + text + "\", composing=" + composing + ", type=" + text.getClass().getCanonicalName());
    if (DEBUG) {
        LogPrinter lp = new LogPrinter(Log.VERBOSE, TAG);
        lp.println("Current text:");
        TextUtils.dumpSpans(content, lp, "  ");
        lp.println("Composing text:");
        TextUtils.dumpSpans(text, lp, "  ");
    }
    // we are providing here.
    if (newCursorPosition > 0) {
        newCursorPosition += b - 1;
    } else {
        newCursorPosition += a;
    }
    if (newCursorPosition < 0)
        newCursorPosition = 0;
    if (newCursorPosition > content.length())
        newCursorPosition = content.length();
    Selection.setSelection(content, newCursorPosition);
    content.replace(a, b, text);
    if (DEBUG) {
        LogPrinter lp = new LogPrinter(Log.VERBOSE, TAG);
        lp.println("Final text:");
        TextUtils.dumpSpans(content, lp, "  ");
    }
    endBatchEdit();
}

Example 47 with Editable

use of android.text.Editable in project platform_frameworks_base by android.

the class BaseInputConnection method getSelectedText.

/**
     * The default implementation returns the text currently selected, or null if none is
     * selected.
     */
public CharSequence getSelectedText(int flags) {
    final Editable content = getEditable();
    if (content == null)
        return null;
    int a = Selection.getSelectionStart(content);
    int b = Selection.getSelectionEnd(content);
    if (a > b) {
        int tmp = a;
        a = b;
        b = tmp;
    }
    if (a == b)
        return null;
    if ((flags & GET_TEXT_WITH_STYLES) != 0) {
        return content.subSequence(a, b);
    }
    return TextUtils.substring(content, a, b);
}

Example 48 with Editable

use of android.text.Editable in project platform_frameworks_base by android.

the class BaseInputConnection method clearMetaKeyStates.

/**
     * Default implementation uses
     * {@link MetaKeyKeyListener#clearMetaKeyState(long, int)
     * MetaKeyKeyListener.clearMetaKeyState(long, int)} to clear the state.
     */
public boolean clearMetaKeyStates(int states) {
    final Editable content = getEditable();
    if (content == null)
        return false;
    MetaKeyKeyListener.clearMetaKeyState(content, states);
    return true;
}

Example 49 with Editable

use of android.text.Editable in project platform_frameworks_base by android.

the class BaseInputConnection method getTextBeforeCursor.

/**
     * The default implementation returns the given amount of text from the
     * current cursor position in the buffer.
     */
public CharSequence getTextBeforeCursor(int length, int flags) {
    final Editable content = getEditable();
    if (content == null)
        return null;
    int a = Selection.getSelectionStart(content);
    int b = Selection.getSelectionEnd(content);
    if (a > b) {
        int tmp = a;
        a = b;
        b = tmp;
    }
    if (a <= 0) {
        return "";
    }
    if (length > a) {
        length = a;
    }
    if ((flags & GET_TEXT_WITH_STYLES) != 0) {
        return content.subSequence(a - length, a);
    }
    return TextUtils.substring(content, a - length, a);
}

Example 50 with Editable

use of android.text.Editable in project platform_frameworks_base by android.

the class BaseInputConnection method setComposingRegion.

public boolean setComposingRegion(int start, int end) {
    final Editable content = getEditable();
    if (content != null) {
        beginBatchEdit();
        removeComposingSpans(content);
        int a = start;
        int b = end;
        if (a > b) {
            int tmp = a;
            a = b;
            b = tmp;
        }
        // Clip the end points to be within the content bounds.
        final int length = content.length();
        if (a < 0)
            a = 0;
        if (b < 0)
            b = 0;
        if (a > length)
            a = length;
        if (b > length)
            b = length;
        ensureDefaultComposingSpans();
        if (mDefaultComposingSpans != null) {
            for (int i = 0; i < mDefaultComposingSpans.length; ++i) {
                content.setSpan(mDefaultComposingSpans[i], a, b, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_COMPOSING);
            }
        }
        content.setSpan(COMPOSING, a, b, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE | Spanned.SPAN_COMPOSING);
        // Note: sendCurrentText does nothing unless mDummyMode is set
        sendCurrentText();
        endBatchEdit();
    }
    return true;
}