Example usage for android.view.accessibility AccessibilityWindowInfo TYPE_INPUT_METHOD

Introduction

In this page you can find the example usage for android.view.accessibility AccessibilityWindowInfo TYPE_INPUT_METHOD.

Prototype

int TYPE_INPUT_METHOD

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Document

Window type: This is an input method window.

Usage

From source file:com.android.screenspeak.eventprocessor.ProcessorPhoneticLetters.java

private boolean isKeyboardEvent(AccessibilityEvent event) {
    if (event.getEventType() != AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUSED) {
        return false;
    }/*from w  ww .  j av  a  2 s . c  om*/

    if (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP) {
        // For platform since lollipop, check that the current window is an
        // Input Method.
        final AccessibilityNodeInfo source = event.getSource();
        if (source == null) {
            return false;
        }

        int windowId = source.getWindowId();
        WindowManager manager = new WindowManager();
        manager.setWindows(mService.getWindows());
        return manager.getWindowType(windowId) == AccessibilityWindowInfo.TYPE_INPUT_METHOD;
    } else {
        // For old platforms, we can't check the window type directly, so just
        // manually check the classname.
        return event.getClassName().equals("com.android.inputmethod.keyboard.Key");
    }
}

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From source file:com.android.utils.WindowManager.java

public boolean isInputWindowOnScreen() {
    if (mWindows == null) {
        return false;
    }/*from  w  w w .j  a  va  2  s  .  c  o m*/

    for (AccessibilityWindowInfo window : mWindows) {
        if (window != null && window.getType() == AccessibilityWindowInfo.TYPE_INPUT_METHOD) {
            return true;
        }
    }

    return false;
}

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From source file:com.android.screenspeak.eventprocessor.ProcessorVolumeStream.java

private AccessibilityNodeInfoCompat findInputFocus() {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1) {
        List<AccessibilityWindowInfo> awis = mService.getWindows();
        for (AccessibilityWindowInfo awi : awis) {
            if (awi.getType() == AccessibilityWindowInfo.TYPE_INPUT_METHOD)
                continue;
            AccessibilityNodeInfo info = awi.getRoot();
            if (info == null)
                continue;
            AccessibilityNodeInfoCompat root = new AccessibilityNodeInfoCompat(awi.getRoot());
            AccessibilityNodeInfoCompat focus = root.findFocus(AccessibilityNodeInfo.FOCUS_INPUT);
            if (focus != null) {
                if (!root.equals(focus))
                    root.recycle();// w ww.  ja  v  a 2s.  com
                return focus;
            } else {
                root.recycle();
            }
        }
        return null;
    } else {
        AccessibilityNodeInfo info = mService.getRootInActiveWindow();
        if (info == null)
            return null;
        AccessibilityNodeInfoCompat root = new AccessibilityNodeInfoCompat(info);
        AccessibilityNodeInfoCompat focus = root.findFocus(AccessibilityNodeInfoCompat.FOCUS_INPUT);
        if (focus != null && !focus.equals(root))
            root.recycle();
        return focus;
    }
}

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From source file:com.android.talkback.eventprocessor.ProcessorVolumeStream.java

private boolean attemptNavigation(int button) {
    AccessibilityNodeInfoCompat node = mCursorController.getCursorOrInputCursor();

    // Clear focus if it is on an IME
    if (node != null) {
        if (API_LEVEL_SUPPORTS_WINDOW_NAVIGATION) {
            for (AccessibilityWindowInfo awi : mService.getWindows()) {
                if (awi.getId() == node.getWindowId()) {
                    if (awi.getType() == AccessibilityWindowInfo.TYPE_INPUT_METHOD) {
                        node.recycle();/*from  www.  j av  a  2  s  . c  o  m*/
                        node = null;
                    }
                    break;
                }
            }
        }
    }

    // If we cleared the focus before it is on an IME, try to get the current node again.
    if (node == null) {
        node = mCursorController.getCursorOrInputCursor();
    }

    if (node == null)
        return false;
    try {
        if (Role.getRole(node) == Role.ROLE_SEEK_CONTROL) {
            navigateSlider(button, node);
            return true;
        }

        // In general, do not allow volume key navigation when the a11y focus is placed but
        // it is not on the edit field that the keyboard is currently editing.
        //
        // Example 1:
        // EditText1 has input focus and EditText2 has accessibility focus.
        // getCursorOrInputCursor() will return EditText2 based on its priority order.
        // EditText2.isFocused() = false, so we should not allow volume keys to control text.
        //
        // Example 2:
        // EditText1 in Window1 has input focus. EditText2 in Window2 has input focus as well.
        // If Window1 is input-focused but Window2 has the accessibility focus, don't allow
        // the volume keys to control the text.
        boolean nodeWindowFocused;
        if (API_LEVEL_SUPPORTS_WINDOW_NAVIGATION) {
            nodeWindowFocused = node.getWindow() != null && node.getWindow().isFocused();
        } else {
            nodeWindowFocused = true;
        }

        if (node.isFocused() && nodeWindowFocused && AccessibilityNodeInfoUtils.isEditable(node)) {
            navigateEditText(button, node);
            return true;
        }

        return false;
    } finally {
        AccessibilityNodeInfoUtils.recycleNodes(node);
    }
}

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From source file:com.android.screenspeak.eventprocessor.ProcessorVolumeStream.java

private boolean attemptNavigation(int button) {
    AccessibilityNodeInfoCompat node = mCursorController.getCursor();

    // Clear focus if it is on an IME
    if (node != null) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1) {
            for (AccessibilityWindowInfo awi : mService.getWindows()) {
                if (awi.getId() == node.getWindowId()) {
                    if (awi.getType() == AccessibilityWindowInfo.TYPE_INPUT_METHOD) {
                        node.recycle();//from w ww . ja v  a2  s . c  o  m
                        node = null;
                    }
                    break;
                }
            }
        }
    }

    if (node == null) {
        node = findInputFocus();
    }

    if (node == null)
        return false;
    try {
        if (AccessibilityNodeInfoUtils.nodeMatchesClassByType(node, SeekBar.class)) {
            navigateSlider(button);
            return true;
        }

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
            if (((AccessibilityNodeInfo) node.getInfo()).isEditable()) {
                navigateEditText(button, node);
                return true;
            }
        } else {
            if (AccessibilityNodeInfoUtils.nodeMatchesClassByType(node, EditText.class)
                    || AccessibilityNodeInfoUtils.nodeMatchesClassByName(node,
                            "com.google.android.search.searchplate.SimpleSearchText")) {
                navigateEditText(button, node);
                return true;
            }
        }

        return false;
    } finally {
        AccessibilityNodeInfoUtils.recycleNodes(node);
    }
}

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