public void showZoomer(boolean force) {
if (force || zoomer.getVisibility() != View.VISIBLE) {
zoomer.show();
hideZoomAfterMs = SystemClock.uptimeMillis() + ZOOM_HIDE_DELAY_MS;
canvas.handler.postAtTime(hideZoomInstance, hideZoomAfterMs + 10);
}
}
void continueConnecting() {
// TODO: Implement left-icon
// requestWindowFeature(Window.FEATURE_LEFT_ICON);
// setFeatureDrawableResource(Window.FEATURE_LEFT_ICON, R.drawable.icon);
setContentView(R.layout.canvas);
canvas = (RemoteCanvas) findViewById(R.id.vnc_canvas);
zoomer = (ZoomControls) findViewById(R.id.zoomer);
// Initialize and define actions for on-screen keys.
initializeOnScreenKeys();
canvas.initializeCanvas(
connection,
database,
new Runnable() {
public void run() {
try {
setModes();
} catch (NullPointerException e) {
}
}
});
canvas.setOnKeyListener(this);
canvas.setFocusableInTouchMode(true);
canvas.setDrawingCacheEnabled(false);
// This code detects when the soft keyboard is up and sets an appropriate visibleHeight in
// vncCanvas.
// When the keyboard is gone, it resets visibleHeight and pans zero distance to prevent us from
// being
// below the desktop image (if we scrolled all the way down when the keyboard was up).
// TODO: Move this into a separate thread, and post the visibility changes to the handler.
// to avoid occupying the UI thread with this.
final View rootView = ((ViewGroup) findViewById(android.R.id.content)).getChildAt(0);
rootView
.getViewTreeObserver()
.addOnGlobalLayoutListener(
new OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
Rect r = new Rect();
rootView.getWindowVisibleDisplayFrame(r);
// To avoid setting the visible height to a wrong value after an screen unlock event
// (when r.bottom holds the width of the screen rather than the height due to a
// rotation)
// we make sure r.top is zero (i.e. there is no notification bar and we are in
// full-screen mode)
// It's a bit of a hack.
if (r.top == 0) {
if (canvas.bitmapData != null) {
canvas.setVisibleHeight(r.bottom);
canvas.pan(0, 0);
}
}
// Enable/show the zoomer if the keyboard is gone, and disable/hide otherwise.
// We detect the keyboard if more than 19% of the screen is covered.
int offset = 0;
int rootViewHeight = rootView.getHeight();
if (r.bottom > rootViewHeight * 0.81) {
offset = rootViewHeight - r.bottom;
// Soft Kbd gone, shift the meta keys and arrows down.
if (layoutKeys != null) {
layoutKeys.offsetTopAndBottom(offset);
keyStow.offsetTopAndBottom(offset);
if (prevBottomOffset != offset) {
setExtraKeysVisibility(View.GONE, false);
canvas.invalidate();
zoomer.enable();
}
}
} else {
offset = r.bottom - rootViewHeight;
// Soft Kbd up, shift the meta keys and arrows up.
if (layoutKeys != null) {
layoutKeys.offsetTopAndBottom(offset);
keyStow.offsetTopAndBottom(offset);
if (prevBottomOffset != offset) {
setExtraKeysVisibility(View.VISIBLE, true);
canvas.invalidate();
zoomer.hide();
zoomer.disable();
}
}
}
setKeyStowDrawableAndVisibility();
prevBottomOffset = offset;
}
});
zoomer.hide();
zoomer.setOnZoomKeyboardClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
InputMethodManager inputMgr =
(InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
inputMgr.toggleSoftInput(0, 0);
}
});
zoomer.setOnShowMenuClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
RemoteCanvasActivity.this.openOptionsMenu();
}
});
panner = new Panner(this, canvas.handler);
inputHandler = getInputHandlerById(R.id.itemInputTouchPanZoomMouse);
}
