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Slightly reluctant to scroll candidate strip to be able to easily choose the suggestion 

Also fixed the comment of mMinTouchableWidth

Bug: 2581826

Change-Id: Idc79186b0647b0e7e7ec889488b019b7db5241ad
main
Tadashi G. Takaoka 2010-07-16 17:45:39 -07:00
parent 2a118d844e
commit 353c20a62f
1 changed files with 12 additions and 1 deletions
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13
java/src/com/android/inputmethod/latin/CandidateView.java
View File

@ -144,9 +144,13 @@ public class CandidateView extends View {
mPaint.setStrokeWidth(0); mPaint.setStrokeWidth(0);
mPaint.setTextAlign(Align.CENTER); mPaint.setTextAlign(Align.CENTER);
mDescent = (int) mPaint.descent(); mDescent = (int) mPaint.descent();
// 80 pixels for a 160dpi device would mean half an inch // 50 pixels for a 160dpi device would mean about 0.3 inch
mMinTouchableWidth = (int) (getResources().getDisplayMetrics().density * 50); mMinTouchableWidth = (int) (getResources().getDisplayMetrics().density * 50);
// Slightly reluctant to scroll to be able to easily choose the suggestion
// 50 pixels for a 160dpi device would mean about 0.3 inch
final int touchSlop = (int) (getResources().getDisplayMetrics().density * 50);
final int touchSlopSquare = touchSlop * touchSlop;
mGestureDetector = new GestureDetector(new GestureDetector.SimpleOnGestureListener() { mGestureDetector = new GestureDetector(new GestureDetector.SimpleOnGestureListener() {
@Override @Override
public void onLongPress(MotionEvent me) { public void onLongPress(MotionEvent me) {
@ -160,6 +164,13 @@ public class CandidateView extends View {
@Override @Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, public boolean onScroll(MotionEvent e1, MotionEvent e2,
float distanceX, float distanceY) { float distanceX, float distanceY) {
final int deltaX = (int) (e2.getX() - e1.getX());
final int deltaY = (int) (e2.getY() - e1.getY());
final int distance = (deltaX * deltaX) + (deltaY * deltaY);
if (distance < touchSlopSquare) {
return false;
}
final int width = getWidth(); final int width = getWidth();
mScrolled = true; mScrolled = true;
int scrollX = getScrollX(); int scrollX = getScrollX();