Java Code Examples for android.view.ViewGroup#requestChildFocus()
The following examples show how to use
android.view.ViewGroup#requestChildFocus() .
You can vote up the ones you like or vote down the ones you don't like,
and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: FocusAnimator.java From delion with Apache License 2.0 | 5 votes |
/** Scroll the layout so that the focused child is on screen. */ private void requestChildFocus() { ViewGroup parent = (ViewGroup) mLayout.getParent(); if (mLayout.getParent() == null) return; // Scroll the parent to make the focused child visible. if (mFocusedChild != null) parent.requestChildFocus(mLayout, mFocusedChild); // {@link View#requestChildFocus} fails to account for children changing their height, so // the scroll value may be past the actual maximum. int viewportHeight = parent.getBottom() - parent.getTop(); int scrollMax = Math.max(0, mLayout.getMeasuredHeight() - viewportHeight); if (parent.getScrollY() > scrollMax) parent.setScrollY(scrollMax); }
Example 2
Source File: EditorTextField.java From AndroidChromium with Apache License 2.0 | 5 votes |
@Override public void scrollToAndFocus() { ViewGroup parent = (ViewGroup) getParent(); if (parent != null) parent.requestChildFocus(this, this); requestFocus(); sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED); }
Example 3
Source File: EditorDropdownField.java From AndroidChromium with Apache License 2.0 | 5 votes |
@Override public void scrollToAndFocus() { updateDisplayedError(!isValid()); UiUtils.hideKeyboard(mDropdown); ViewGroup parent = (ViewGroup) mDropdown.getParent(); if (parent != null) parent.requestChildFocus(mDropdown, mDropdown); mDropdown.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED); }
Example 4
Source File: FocusAnimator.java From AndroidChromium with Apache License 2.0 | 5 votes |
/** Scroll the layout so that the focused child is on screen. */ private void requestChildFocus() { ViewGroup parent = (ViewGroup) mLayout.getParent(); if (mLayout.getParent() == null) return; // Scroll the parent to make the focused child visible. if (mFocusedChild != null) parent.requestChildFocus(mLayout, mFocusedChild); // {@link View#requestChildFocus} fails to account for children changing their height, so // the scroll value may be past the actual maximum. int viewportHeight = parent.getBottom() - parent.getTop(); int scrollMax = Math.max(0, mLayout.getMeasuredHeight() - viewportHeight); if (parent.getScrollY() > scrollMax) parent.setScrollY(scrollMax); }
Example 5
Source File: EditorTextField.java From 365browser with Apache License 2.0 | 5 votes |
@Override public void scrollToAndFocus() { ViewGroup parent = (ViewGroup) getParent(); if (parent != null) parent.requestChildFocus(this, this); requestFocus(); sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED); }
Example 6
Source File: FocusAnimator.java From 365browser with Apache License 2.0 | 5 votes |
/** Scroll the layout so that the focused child is on screen. */ private void requestChildFocus() { ViewGroup parent = (ViewGroup) mLayout.getParent(); if (mLayout.getParent() == null) return; // Scroll the parent to make the focused child visible. if (mFocusedChild != null) parent.requestChildFocus(mLayout, mFocusedChild); // {@link View#requestChildFocus} fails to account for children changing their height, so // the scroll value may be past the actual maximum. int viewportHeight = parent.getBottom() - parent.getTop(); int scrollMax = Math.max(0, mLayout.getMeasuredHeight() - viewportHeight); if (parent.getScrollY() > scrollMax) parent.setScrollY(scrollMax); }
Example 7
Source File: EditorDropdownField.java From 365browser with Apache License 2.0 | 4 votes |
private void requestFocusAndHideKeyboard() { UiUtils.hideKeyboard(mDropdown); ViewGroup parent = (ViewGroup) mDropdown.getParent(); if (parent != null) parent.requestChildFocus(mDropdown, mDropdown); mDropdown.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED); }