Allow tap on screen to bring up an icon to open the software keyboard when the hardware keyboard is hidden

git-svn-id: https://connectbot.googlecode.com/svn/trunk/connectbot@348 df292f66-193f-0410-a5fc-6d59da041ff2

1 files changed, 60 insertions, 6 deletions

diff --git a/src/org/connectbot/ConsoleActivity.java b/src/org/connectbot/ConsoleActivity.java
index bd66b3b..6f59a57 100644
--- a/src/org/connectbot/ConsoleActivity.java
+++ b/src/org/connectbot/ConsoleActivity.java
@@ -61,8 +61,10 @@ import android.view.View.OnKeyListener;
 import android.view.View.OnTouchListener;
 import android.view.animation.Animation;
 import android.view.animation.AnimationUtils;
+import android.view.inputmethod.InputMethodManager;
 import android.widget.Button;
 import android.widget.EditText;
+import android.widget.ImageView;
 import android.widget.RelativeLayout;
 import android.widget.TextView;
 import android.widget.Toast;
@@ -77,6 +79,10 @@ public class ConsoleActivity extends Activity {
 
 	protected static final int REQUEST_EDIT = 1;
 
+	private static final int CLICK_TIME = 250;
+	private static final float MAX_CLICK_DISTANCE = 25f;
+	private static final int KEYBOARD_DISPLAY_TIME = 1250;
+
 	protected ViewFlipper flip = null;
 	protected TerminalManager bound = null;
 	protected LayoutInflater inflater = null;
@@ -98,7 +104,13 @@ public class ConsoleActivity extends Activity {
 
 	private TextView empty;
 
-	private Animation slide_left_in, slide_left_out, slide_right_in, slide_right_out, fade_stay_hidden, fade_out;
+	private Animation slide_left_in, slide_left_out, slide_right_in, slide_right_out, fade_stay_hidden, fade_out_delayed;
+
+	private Animation keyboard_fade_in, keyboard_fade_out;
+	private ImageView keyboardButton;
+	private float lastX, lastY;
+
+	private InputMethodManager inputManager;
 
 	private MenuItem disconnect, copy, paste, portForward, resize;
 
@@ -107,6 +119,8 @@ public class ConsoleActivity extends Activity {
 
 	private boolean forcedOrientation;
 
+	private Handler handler = new Handler();
+
 	private ServiceConnection connection = new ServiceConnection() {
 		public void onServiceConnected(ComponentName className, IBinder service) {
 			bound = ((TerminalManager.TerminalBinder) service).getService();
@@ -170,7 +184,7 @@ public class ConsoleActivity extends Activity {
 			try {
 				// show the requested bridge if found, also fade out overlay
 				flip.setDisplayedChild(requestedIndex);
-				flip.getCurrentView().findViewById(R.id.terminal_overlay).startAnimation(fade_out);
+				flip.getCurrentView().findViewById(R.id.terminal_overlay).startAnimation(fade_out_delayed);
 			} catch (NullPointerException npe) {
 				Log.d(TAG, "View went away when we were about to display it", npe);
 			}
@@ -375,9 +389,26 @@ public class ConsoleActivity extends Activity {
 		slide_right_in = AnimationUtils.loadAnimation(this, R.anim.slide_right_in);
 		slide_right_out = AnimationUtils.loadAnimation(this, R.anim.slide_right_out);
 
-		fade_out = AnimationUtils.loadAnimation(this, R.anim.fade_out);
+		fade_out_delayed = AnimationUtils.loadAnimation(this, R.anim.fade_out_delayed);
 		fade_stay_hidden = AnimationUtils.loadAnimation(this, R.anim.fade_stay_hidden);
 
+		// Preload animation for keyboard button
+		keyboard_fade_in = AnimationUtils.loadAnimation(this, R.anim.keyboard_fade_in);
+		keyboard_fade_out = AnimationUtils.loadAnimation(this, R.anim.keyboard_fade_out);
+
+		inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+		keyboardButton = (ImageView) findViewById(R.id.keyboard_button);
+		keyboardButton.setOnClickListener(new OnClickListener() {
+			public void onClick(View view) {
+				View flip = findCurrentView(R.id.console_flip);
+				if (flip == null)
+					return;
+
+				inputManager.showSoftInput(flip, InputMethodManager.SHOW_FORCED);
+				keyboardButton.setVisibility(View.GONE);
+			}
+		});
+
 		// detect fling gestures to switch between terminals
 		final GestureDetector detect = new GestureDetector(new GestureDetector.SimpleOnGestureListener() {
 			private float totalY = 0;
@@ -530,8 +561,31 @@ public class ConsoleActivity extends Activity {
 						copySource.redraw();
 						return true;
 					}
+				}
 
-
+				Configuration config = getResources().getConfiguration();
+
+				if (event.getAction() == MotionEvent.ACTION_DOWN) {
+					lastX = event.getX();
+					lastY = event.getY();
+				} else if (event.getAction() == MotionEvent.ACTION_UP
+						&& config.hardKeyboardHidden != Configuration.KEYBOARDHIDDEN_NO
+						&& keyboardButton.getVisibility() == View.GONE
+						&& event.getEventTime() - event.getDownTime() < CLICK_TIME
+						&& Math.abs(event.getX() - lastX) < MAX_CLICK_DISTANCE
+						&& Math.abs(event.getY() - lastY) < MAX_CLICK_DISTANCE) {
+					keyboardButton.startAnimation(keyboard_fade_in);
+					keyboardButton.setVisibility(View.VISIBLE);
+
+					handler.postDelayed(new Runnable() {
+						public void run() {
+							if (keyboardButton.getVisibility() == View.GONE)
+								return;
+
+							keyboardButton.startAnimation(keyboard_fade_out);
+							keyboardButton.setVisibility(View.GONE);
+						}
+					}, KEYBOARD_DISPLAY_TIME);
 				}
 
 				// pass any touch events back to detector
@@ -797,7 +851,7 @@ public class ConsoleActivity extends Activity {
 			// show overlay on new slide and start fade
 			overlay = findCurrentView(R.id.terminal_overlay);
 			if (overlay != null)
-				overlay.startAnimation(fade_out);
+				overlay.startAnimation(fade_out_delayed);
 		}
 
 		updatePromptVisible();
@@ -825,7 +879,7 @@ public class ConsoleActivity extends Activity {
 			// show overlay on new slide and start fade
 			overlay = findCurrentView(R.id.terminal_overlay);
 			if (overlay != null)
-				overlay.startAnimation(fade_out);
+				overlay.startAnimation(fade_out_delayed);
 		}
 
 		updatePromptVisible();