am 468394fc
: Text Selection: smart word detection. DO NOT MERGE.
Merge commit '468394fc6d1cb0c9078c2f98aa056860f7e0d743' into gingerbread-plus-aosp * commit '468394fc6d1cb0c9078c2f98aa056860f7e0d743': Text Selection: smart word detection. DO NOT MERGE.
This commit is contained in:
@ -5822,7 +5822,10 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
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* Return true iff there is a selection inside this text view.
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*/
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public boolean hasSelection() {
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return getSelectionStart() != getSelectionEnd();
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final int selectionStart = getSelectionStart();
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final int selectionEnd = getSelectionEnd();
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return selectionStart >= 0 && selectionStart != selectionEnd;
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}
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/**
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@ -7010,7 +7013,7 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
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return false;
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}
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if (mText.length() > 0 && getSelectionStart() >= 0) {
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if (mText.length() > 0 && hasSelection()) {
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if (mText instanceof Editable && mInput != null) {
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return true;
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}
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@ -7024,7 +7027,7 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
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return false;
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}
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if (mText.length() > 0 && getSelectionStart() >= 0) {
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if (mText.length() > 0 && hasSelection()) {
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return true;
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}
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@ -7145,6 +7148,49 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
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int minOffset = selectionModifierCursorController.getMinTouchOffset();
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int maxOffset = selectionModifierCursorController.getMaxTouchOffset();
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if (minOffset == maxOffset) {
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int offset = Math.max(0, Math.min(minOffset, mTransformed.length()));
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// Tolerance, number of charaters around tapped position
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final int range = 1;
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final int max = mTransformed.length() - 1;
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// 'Smart' word selection: detect position between words
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for (int i = -range; i <= range; i++) {
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int index = offset + i;
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if (index >= 0 && index <= max) {
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if (Character.isSpaceChar(mTransformed.charAt(index))) {
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// Select current space
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selectionStart = index;
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selectionEnd = selectionStart + 1;
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// Extend selection to maximum space range
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while (selectionStart > 0 &&
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Character.isSpaceChar(mTransformed.charAt(selectionStart - 1))) {
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selectionStart--;
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}
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while (selectionEnd < max &&
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Character.isSpaceChar(mTransformed.charAt(selectionEnd))) {
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selectionEnd++;
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}
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Selection.setSelection((Spannable) mText, selectionStart, selectionEnd);
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return;
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}
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}
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}
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// 'Smart' word selection: detect position at beginning or end of text.
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if (offset <= range) {
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Selection.setSelection((Spannable) mText, 0, 0);
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return;
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}
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if (offset >= (max - range)) {
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Selection.setSelection((Spannable) mText, max + 1, max + 1);
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return;
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}
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}
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long wordLimits = getWordLimitsAt(minOffset);
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if (wordLimits >= 0) {
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selectionStart = (int) (wordLimits >>> 32);
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@ -7225,21 +7271,22 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
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menu.add(0, ID_CUT, 0, com.android.internal.R.string.cut).
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setOnMenuItemClickListener(handler).
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setAlphabeticShortcut('x');
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added = true;
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}
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if (canCopy()) {
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menu.add(0, ID_COPY, 0, com.android.internal.R.string.copy).
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setOnMenuItemClickListener(handler).
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setAlphabeticShortcut('c');
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added = true;
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}
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if (canPaste()) {
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menu.add(0, ID_PASTE, 0, com.android.internal.R.string.paste).
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setOnMenuItemClickListener(handler).
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setAlphabeticShortcut('v');
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}
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added = true;
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}
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} else {
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/*
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if (!isFocused()) {
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@ -7318,12 +7365,11 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
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private boolean textIsOnlySpaces() {
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final int length = mTransformed.length();
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for (int i=0; i<length; i++) {
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final char c = mTransformed.charAt(i);
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final int type = Character.getType(c);
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if (type != Character.SPACE_SEPARATOR)
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for (int i = 0; i < length; i++) {
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if (!Character.isSpaceChar(mTransformed.charAt(i))) {
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return false;
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}
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}
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return true;
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}
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@ -7355,7 +7401,7 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
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/**
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* Called when a context menu option for the text view is selected. Currently
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* this will be one of: {@link android.R.id#selectAll},
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* {@link android.R.id#startSelectingText}, {@link android.R.id#stopSelectingText},
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* {@link android.R.id#startSelectingText},
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* {@link android.R.id#cut}, {@link android.R.id#copy},
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* {@link android.R.id#paste}, {@link android.R.id#copyUrl},
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* or {@link android.R.id#switchInputMethod}.
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@ -7399,7 +7445,37 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
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case ID_PASTE:
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CharSequence paste = clip.getText();
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if (paste != null) {
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if (paste != null && paste.length() > 0) {
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// Paste adds/removes spaces before or after insertion as needed.
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if (Character.isSpaceChar(paste.charAt(0))) {
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if (min > 0 && Character.isSpaceChar(mTransformed.charAt(min - 1))) {
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// Two spaces at beginning of paste: remove one
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((Editable) mText).replace(min - 1, min, "");
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min = min - 1;
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max = max - 1;
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}
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} else {
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if (min > 0 && !Character.isSpaceChar(mTransformed.charAt(min - 1))) {
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// No space at beginning of paste: add one
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((Editable) mText).replace(min, min, " ");
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min = min + 1;
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max = max + 1;
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}
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}
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if (Character.isSpaceChar(paste.charAt(paste.length() - 1))) {
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if (max < mText.length() && Character.isSpaceChar(mTransformed.charAt(max))) {
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// Two spaces at end of paste: remove one
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((Editable) mText).replace(max, max + 1, "");
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}
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} else {
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if (max < mText.length() && !Character.isSpaceChar(mTransformed.charAt(max))) {
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// No space at end of paste: add one
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((Editable) mText).replace(max, max, " ");
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}
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}
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Selection.setSelection((Spannable) mText, max);
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((Editable) mText).replace(min, max, paste);
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stopTextSelectionMode();
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