Java Code Examples for android.view.View#FOCUS_BACKWARD
The following examples show how to use
android.view.View#FOCUS_BACKWARD .
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Example 1
Source File: TwoDScrollView.java From javaide with GNU General Public License v3.0 | 6 votes |
/** * When looking for focus in children of a scroll view, need to be a little * more careful not to give focus to something that is scrolled off screen. * <p/> * This is more expensive than the default {@link android.view.ViewGroup} * implementation, otherwise this behavior might have been made the default. */ @Override protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { // convert from forward / backward notation to up / down / left / right // (ugh). if (direction == View.FOCUS_FORWARD) { direction = View.FOCUS_DOWN; } else if (direction == View.FOCUS_BACKWARD) { direction = View.FOCUS_UP; } final View nextFocus = previouslyFocusedRect == null ? FocusFinder.getInstance().findNextFocus(this, null, direction) : FocusFinder.getInstance().findNextFocusFromRect(this, previouslyFocusedRect, direction); if (nextFocus == null) { return false; } return nextFocus.requestFocus(direction, previouslyFocusedRect); }
Example 2
Source File: ScrollingMovementMethod.java From android_9.0.0_r45 with Apache License 2.0 | 6 votes |
@Override public void onTakeFocus(TextView widget, Spannable text, int dir) { Layout layout = widget.getLayout(); if (layout != null && (dir & View.FOCUS_FORWARD) != 0) { widget.scrollTo(widget.getScrollX(), layout.getLineTop(0)); } if (layout != null && (dir & View.FOCUS_BACKWARD) != 0) { int padding = widget.getTotalPaddingTop() + widget.getTotalPaddingBottom(); int line = layout.getLineCount() - 1; widget.scrollTo(widget.getScrollX(), layout.getLineTop(line+1) - (widget.getHeight() - padding)); } }
Example 3
Source File: TwoDScrollView.java From ssj with GNU General Public License v3.0 | 6 votes |
/** * When looking for focus in children of a scroll view, need to be a little * more careful not to give focus to something that is scrolled off screen. * <p> * This is more expensive than the default {@link android.view.ViewGroup} * implementation, otherwise this behavior might have been made the default. */ @Override protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { // convert from forward / backward notation to up / down / left / right // (ugh). if (direction == View.FOCUS_FORWARD) { direction = View.FOCUS_DOWN; } else if (direction == View.FOCUS_BACKWARD) { direction = View.FOCUS_UP; } final View nextFocus = previouslyFocusedRect == null ? FocusFinder.getInstance().findNextFocus(this, null, direction) : FocusFinder.getInstance().findNextFocusFromRect(this, previouslyFocusedRect, direction); return nextFocus != null && nextFocus.requestFocus(direction, previouslyFocusedRect); }
Example 4
Source File: MyScrollView.java From prayer-times-android with Apache License 2.0 | 6 votes |
/** * When looking for focus in children of a scroll view, need to be a little * more careful not to give focus to something that is scrolled off screen. * <p/> * This is more expensive than the default {@link ViewGroup} * implementation, otherwise this behavior might have been made the default. */ @Override protected boolean onRequestFocusInDescendants(int direction, @Nullable Rect previouslyFocusedRect) { // convert from forward / backward notation to up / down / left / right // (ugh). if (direction == View.FOCUS_FORWARD) { direction = View.FOCUS_DOWN; } else if (direction == View.FOCUS_BACKWARD) { direction = View.FOCUS_UP; } View nextFocus = (previouslyFocusedRect == null) ? FocusFinder.getInstance().findNextFocus(this, null, direction) : FocusFinder.getInstance().findNextFocusFromRect(this, previouslyFocusedRect, direction); if (nextFocus == null) { return false; } return !isOffScreen(nextFocus) && nextFocus.requestFocus(direction, previouslyFocusedRect); }
Example 5
Source File: TwoDScrollView.java From AndroidQuick with MIT License | 6 votes |
/** * When looking for focus in children of a scroll view, need to be a little * more careful not to give focus to something that is scrolled off screen. * <p/> * This is more expensive than the default {@link android.view.ViewGroup} * implementation, otherwise this behavior might have been made the default. */ @Override protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { // convert from forward / backward notation to up / down / left / right // (ugh). if (direction == View.FOCUS_FORWARD) { direction = View.FOCUS_DOWN; } else if (direction == View.FOCUS_BACKWARD) { direction = View.FOCUS_UP; } final View nextFocus = previouslyFocusedRect == null ? FocusFinder.getInstance().findNextFocus(this, null, direction) : FocusFinder.getInstance().findNextFocusFromRect(this, previouslyFocusedRect, direction); if (nextFocus == null) { return false; } return nextFocus.requestFocus(direction, previouslyFocusedRect); }
Example 6
Source File: AnScrollView.java From Animer with Apache License 2.0 | 5 votes |
/** * When looking for focus in children of a scroll view, need to be a little * more careful not to give focus to something that is scrolled off screen. * * This is more expensive than the default {@link android.view.ViewGroup} * implementation, otherwise this behavior might have been made the default. */ @Override protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { // convert from forward / backward notation to up / down / left / right // (ugh). if (direction == View.FOCUS_FORWARD) { direction = View.FOCUS_DOWN; } else if (direction == View.FOCUS_BACKWARD) { direction = View.FOCUS_UP; } final View nextFocus = previouslyFocusedRect == null ? FocusFinder.getInstance().findNextFocus(this, null, direction) : FocusFinder.getInstance().findNextFocusFromRect(this, previouslyFocusedRect, direction); if (nextFocus == null) { return false; } if (isOffScreen(nextFocus)) { return false; } return nextFocus.requestFocus(direction, previouslyFocusedRect); }
Example 7
Source File: LinkMovementMethod2.java From EhViewer with Apache License 2.0 | 5 votes |
@Override public void onTakeFocus(TextView view, Spannable text, int dir) { Selection.removeSelection(text); if ((dir & View.FOCUS_BACKWARD) != 0) { text.setSpan(FROM_BELOW, 0, 0, Spannable.SPAN_POINT_POINT); } else { text.removeSpan(FROM_BELOW); } }
Example 8
Source File: HeaderLayoutManagerFixed.java From android-parallax-recyclerview with Apache License 2.0 | 5 votes |
/** * Converts a focusDirection to orientation. * * @param focusDirection One of {@link View#FOCUS_UP}, {@link View#FOCUS_DOWN}, * {@link View#FOCUS_LEFT}, {@link View#FOCUS_RIGHT}, * {@link View#FOCUS_BACKWARD}, {@link View#FOCUS_FORWARD} * or 0 for not applicable * @return {@link RenderState#LAYOUT_START} or {@link RenderState#LAYOUT_END} if focus direction * is applicable to current state, {@link RenderState#INVALID_LAYOUT} otherwise. */ private int convertFocusDirectionToLayoutDirection(int focusDirection) { switch (focusDirection) { case View.FOCUS_BACKWARD: return RenderState.LAYOUT_START; case View.FOCUS_FORWARD: return RenderState.LAYOUT_END; case View.FOCUS_UP: return mOrientation == VERTICAL ? RenderState.LAYOUT_START : RenderState.INVALID_LAYOUT; case View.FOCUS_DOWN: return mOrientation == VERTICAL ? RenderState.LAYOUT_END : RenderState.INVALID_LAYOUT; case View.FOCUS_LEFT: return mOrientation == HORIZONTAL ? RenderState.LAYOUT_START : RenderState.INVALID_LAYOUT; case View.FOCUS_RIGHT: return mOrientation == HORIZONTAL ? RenderState.LAYOUT_END : RenderState.INVALID_LAYOUT; default: if (DEBUG) { Log.d(TAG, "Unknown focus request:" + focusDirection); } return RenderState.INVALID_LAYOUT; } }
Example 9
Source File: UrlBar.java From delion with Apache License 2.0 | 5 votes |
@Override public View focusSearch(int direction) { if (direction == View.FOCUS_BACKWARD && mUrlBarDelegate.getCurrentTab().getView() != null) { return mUrlBarDelegate.getCurrentTab().getView(); } else { return super.focusSearch(direction); } }
Example 10
Source File: LinkMovementMethod.java From ForPDA with GNU General Public License v3.0 | 5 votes |
@Override public void onTakeFocus(TextView view, Spannable text, int dir) { Selection.removeSelection(text); if ((dir & View.FOCUS_BACKWARD) != 0) { text.setSpan(FROM_BELOW, 0, 0, Spannable.SPAN_POINT_POINT); } else { text.removeSpan(FROM_BELOW); } }
Example 11
Source File: LongClickableLinkMovementMethod.java From iBeebo with GNU General Public License v3.0 | 5 votes |
@Override public void onTakeFocus(@NonNull TextView view, Spannable text, int dir) { Selection.removeSelection(text); if ((dir & View.FOCUS_BACKWARD) != 0) { text.setSpan(FROM_BELOW, 0, 0, Spannable.SPAN_POINT_POINT); } else { text.removeSpan(FROM_BELOW); } }
Example 12
Source File: BaseLayoutManager.java From RecyclerViewLib with Apache License 2.0 | 5 votes |
/** * Converts a focusDirection to orientation. * * @param focusDirection One of {@link android.view.View#FOCUS_UP}, {@link android.view.View#FOCUS_DOWN}, * {@link android.view.View#FOCUS_LEFT}, {@link android.view.View#FOCUS_RIGHT}, * {@link android.view.View#FOCUS_BACKWARD}, {@link android.view.View#FOCUS_FORWARD} * or 0 for not applicable * @return {@link RenderState#LAYOUT_START} or {@link RenderState#LAYOUT_END} if focus direction * is applicable to current state, {@link RenderState#INVALID_LAYOUT} otherwise. */ private int convertFocusDirectionToLayoutDirection(int focusDirection) { switch (focusDirection) { case View.FOCUS_BACKWARD: return RenderState.LAYOUT_START; case View.FOCUS_FORWARD: return RenderState.LAYOUT_END; case View.FOCUS_UP: return mOrientation == VERTICAL ? RenderState.LAYOUT_START : RenderState.INVALID_LAYOUT; case View.FOCUS_DOWN: return mOrientation == VERTICAL ? RenderState.LAYOUT_END : RenderState.INVALID_LAYOUT; case View.FOCUS_LEFT: return mOrientation == HORIZONTAL ? RenderState.LAYOUT_START : RenderState.INVALID_LAYOUT; case View.FOCUS_RIGHT: return mOrientation == HORIZONTAL ? RenderState.LAYOUT_END : RenderState.INVALID_LAYOUT; default: if (DEBUG) { Log.d(TAG, "Unknown focus request:" + focusDirection); } return RenderState.INVALID_LAYOUT; } }
Example 13
Source File: ChatLinearLayoutManager.java From actor-platform with GNU Affero General Public License v3.0 | 5 votes |
/** * Converts a focusDirection to orientation. * * @param focusDirection One of {@link View#FOCUS_UP}, {@link View#FOCUS_DOWN}, * {@link View#FOCUS_LEFT}, {@link View#FOCUS_RIGHT}, * {@link View#FOCUS_BACKWARD}, {@link View#FOCUS_FORWARD} * or 0 for not applicable * @return {@link LayoutState#LAYOUT_START} or {@link LayoutState#LAYOUT_END} if focus direction * is applicable to current state, {@link LayoutState#INVALID_LAYOUT} otherwise. */ private int convertFocusDirectionToLayoutDirection(int focusDirection) { switch (focusDirection) { case View.FOCUS_BACKWARD: return LayoutState.LAYOUT_START; case View.FOCUS_FORWARD: return LayoutState.LAYOUT_END; case View.FOCUS_UP: return mOrientation == VERTICAL ? LayoutState.LAYOUT_START : LayoutState.INVALID_LAYOUT; case View.FOCUS_DOWN: return mOrientation == VERTICAL ? LayoutState.LAYOUT_END : LayoutState.INVALID_LAYOUT; case View.FOCUS_LEFT: return mOrientation == HORIZONTAL ? LayoutState.LAYOUT_START : LayoutState.INVALID_LAYOUT; case View.FOCUS_RIGHT: return mOrientation == HORIZONTAL ? LayoutState.LAYOUT_END : LayoutState.INVALID_LAYOUT; default: if (DEBUG) { Log.d(TAG, "Unknown focus request:" + focusDirection); } return LayoutState.INVALID_LAYOUT; } }
Example 14
Source File: NestedScrollView.java From MyBlogDemo with Apache License 2.0 | 5 votes |
/** * When looking for focus in children of a scroll view, need to be a little * more careful not to give focus to something that is scrolled off screen. * * This is more expensive than the default {@link android.view.ViewGroup} * implementation, otherwise this behavior might have been made the default. */ @Override protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { // convert from forward / backward notation to up / down / left / right // (ugh). if (direction == View.FOCUS_FORWARD) { direction = View.FOCUS_DOWN; } else if (direction == View.FOCUS_BACKWARD) { direction = View.FOCUS_UP; } final View nextFocus = previouslyFocusedRect == null ? FocusFinder.getInstance().findNextFocus(this, null, direction) : FocusFinder.getInstance().findNextFocusFromRect(this, previouslyFocusedRect, direction); if (nextFocus == null) { return false; } if (isOffScreen(nextFocus)) { return false; } return nextFocus.requestFocus(direction, previouslyFocusedRect); }
Example 15
Source File: BaseLayoutManager.java From KinoCast with MIT License | 5 votes |
/** * Converts a focusDirection to orientation. * * @param focusDirection One of {@link android.view.View#FOCUS_UP}, {@link android.view.View#FOCUS_DOWN}, * {@link android.view.View#FOCUS_LEFT}, {@link android.view.View#FOCUS_RIGHT}, * {@link android.view.View#FOCUS_BACKWARD}, {@link android.view.View#FOCUS_FORWARD} * or 0 for not applicable * @return {@link RenderState#LAYOUT_START} or {@link RenderState#LAYOUT_END} if focus direction * is applicable to current state, {@link RenderState#INVALID_LAYOUT} otherwise. */ private int convertFocusDirectionToLayoutDirection(int focusDirection) { switch (focusDirection) { case View.FOCUS_BACKWARD: return RenderState.LAYOUT_START; case View.FOCUS_FORWARD: return RenderState.LAYOUT_END; case View.FOCUS_UP: return mOrientation == VERTICAL ? RenderState.LAYOUT_START : RenderState.INVALID_LAYOUT; case View.FOCUS_DOWN: return mOrientation == VERTICAL ? RenderState.LAYOUT_END : RenderState.INVALID_LAYOUT; case View.FOCUS_LEFT: return mOrientation == HORIZONTAL ? RenderState.LAYOUT_START : RenderState.INVALID_LAYOUT; case View.FOCUS_RIGHT: return mOrientation == HORIZONTAL ? RenderState.LAYOUT_END : RenderState.INVALID_LAYOUT; default: if (DEBUG) { Log.d(TAG, "Unknown focus request:" + focusDirection); } return RenderState.INVALID_LAYOUT; } }
Example 16
Source File: LinearLayoutManager.java From ExRecyclerViewLibrary with Apache License 2.0 | 5 votes |
/** * Converts a focusDirection to orientation. * * @param focusDirection One of {@link View#FOCUS_UP}, {@link View#FOCUS_DOWN}, * {@link View#FOCUS_LEFT}, {@link View#FOCUS_RIGHT}, * {@link View#FOCUS_BACKWARD}, {@link View#FOCUS_FORWARD} * or 0 for not applicable * @return {@link RenderState#LAYOUT_START} or {@link RenderState#LAYOUT_END} if focus direction * is applicable to current state, {@link RenderState#INVALID_LAYOUT} otherwise. */ private int convertFocusDirectionToLayoutDirection(int focusDirection) { switch (focusDirection) { case View.FOCUS_BACKWARD: return RenderState.LAYOUT_START; case View.FOCUS_FORWARD: return RenderState.LAYOUT_END; case View.FOCUS_UP: return mOrientation == VERTICAL ? RenderState.LAYOUT_START : RenderState.INVALID_LAYOUT; case View.FOCUS_DOWN: return mOrientation == VERTICAL ? RenderState.LAYOUT_END : RenderState.INVALID_LAYOUT; case View.FOCUS_LEFT: return mOrientation == HORIZONTAL ? RenderState.LAYOUT_START : RenderState.INVALID_LAYOUT; case View.FOCUS_RIGHT: return mOrientation == HORIZONTAL ? RenderState.LAYOUT_END : RenderState.INVALID_LAYOUT; default: if (DEBUG) { Log.d(TAG, "Unknown focus request:" + focusDirection); } return RenderState.INVALID_LAYOUT; } }
Example 17
Source File: LinkMovementMethod.java From android_9.0.0_r45 with Apache License 2.0 | 5 votes |
@Override public void onTakeFocus(TextView view, Spannable text, int dir) { Selection.removeSelection(text); if ((dir & View.FOCUS_BACKWARD) != 0) { text.setSpan(FROM_BELOW, 0, 0, Spannable.SPAN_POINT_POINT); } else { text.removeSpan(FROM_BELOW); } }
Example 18
Source File: MetroLayout.java From android_tv_metro with Apache License 2.0 | 4 votes |
@Override public boolean dispatchKeyEvent(KeyEvent event) { // Handle automatic focus changes. if (event.getAction() == KeyEvent.ACTION_DOWN) { int direction = 0; switch (event.getKeyCode()) { case KeyEvent.KEYCODE_DPAD_LEFT: if (event.hasNoModifiers()) { direction = View.FOCUS_LEFT; } break; case KeyEvent.KEYCODE_DPAD_RIGHT: if (event.hasNoModifiers()) { direction = View.FOCUS_RIGHT; } break; case KeyEvent.KEYCODE_DPAD_UP: if (event.hasNoModifiers()) { direction = View.FOCUS_UP; } break; case KeyEvent.KEYCODE_DPAD_DOWN: if (event.hasNoModifiers()) { direction = View.FOCUS_DOWN; } break; case KeyEvent.KEYCODE_TAB: if (event.hasNoModifiers()) { direction = View.FOCUS_FORWARD; } else if (event.hasModifiers(KeyEvent.META_SHIFT_ON)) { direction = View.FOCUS_BACKWARD; } break; } if (direction == View.FOCUS_DOWN || direction == View.FOCUS_UP) { View focused = findFocus(); if (focused != null) { View v = focused.focusSearch(direction); if (v == null) { Utils.playKeySound(this, Utils.SOUND_ERROR_KEY); mMetroCursorView.showIndicator(); } } } } boolean ret = super.dispatchKeyEvent(event); return ret; }
Example 19
Source File: SmoothHorizontalScrollView.java From android_tv_metro with Apache License 2.0 | 4 votes |
@Override protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { // convert from forward / backward notation to up / down / left / right // (ugh). if(previouslyFocusedRect != null){ if (direction == View.FOCUS_FORWARD) { direction = View.FOCUS_RIGHT; } else if (direction == View.FOCUS_BACKWARD) { direction = View.FOCUS_LEFT; } View nextFocus = FocusFinder.getInstance().findNextFocusFromRect(this, previouslyFocusedRect, direction); if (nextFocus == null) { return false; } return nextFocus.requestFocus(direction, previouslyFocusedRect); }else{ int index; int increment; int end; int count = this.getChildCount(); if ((direction & FOCUS_FORWARD) != 0) { index = 0; increment = 1; end = count; } else { index = count - 1; increment = -1; end = -1; } for (int i = index; i != end; i += increment) { View child = this.getChildAt(i); if (child.getVisibility()==View.VISIBLE) { if (child.requestFocus(direction, previouslyFocusedRect)) { return true; } } } return false; } }
Example 20
Source File: SimpleMonthView.java From DateTimePicker with Apache License 2.0 | 4 votes |
@Override public boolean onKeyDown(int keyCode, KeyEvent event) { // We need to handle focus change within the SimpleMonthView because we are simulating // multiple Views. The arrow keys will move between days until there is no space (no // day to the left, top, right, or bottom). Focus forward and back jumps out of the // SimpleMonthView, skipping over other SimpleMonthViews in the parent ViewPager // to the next focusable View in the hierarchy. boolean focusChanged = false; switch (event.getKeyCode()) { case KeyEvent.KEYCODE_DPAD_LEFT: if (event.hasNoModifiers()) { focusChanged = moveOneDay(isLayoutRtl()); } break; case KeyEvent.KEYCODE_DPAD_RIGHT: if (event.hasNoModifiers()) { focusChanged = moveOneDay(!isLayoutRtl()); } break; case KeyEvent.KEYCODE_DPAD_UP: if (event.hasNoModifiers()) { ensureFocusedDay(); if (mHighlightedDay > 7) { mHighlightedDay -= 7; focusChanged = true; } } break; case KeyEvent.KEYCODE_DPAD_DOWN: if (event.hasNoModifiers()) { ensureFocusedDay(); if (mHighlightedDay <= mDaysInMonth - 7) { mHighlightedDay += 7; focusChanged = true; } } break; case KeyEvent.KEYCODE_DPAD_CENTER: case KeyEvent.KEYCODE_ENTER: if (mHighlightedDay != -1) { onDayClicked(mHighlightedDay); return true; } break; case KeyEvent.KEYCODE_TAB: { int focusChangeDirection = 0; if (event.hasNoModifiers()) { focusChangeDirection = View.FOCUS_FORWARD; } else if (event.hasModifiers(KeyEvent.META_SHIFT_ON)) { focusChangeDirection = View.FOCUS_BACKWARD; } if (focusChangeDirection != 0) { final ViewParent parent = getParent(); // move out of the ViewPager next/previous View nextFocus = this; do { nextFocus = nextFocus.focusSearch(focusChangeDirection); } while (nextFocus != null && nextFocus != this && nextFocus.getParent() == parent); if (nextFocus != null) { nextFocus.requestFocus(); return true; } } break; } } if (focusChanged) { invalidate(); return true; } else { return super.onKeyDown(keyCode, event); } }