diff options
Diffstat (limited to 'samples/browseable/AdvancedImmersiveMode/src')
2 files changed, 158 insertions, 39 deletions
diff --git a/samples/browseable/AdvancedImmersiveMode/src/com.example.android.advancedimmersivemode/AdvancedImmersiveModeFragment.java b/samples/browseable/AdvancedImmersiveMode/src/com.example.android.advancedimmersivemode/AdvancedImmersiveModeFragment.java index fe11ecb4d..d8fb0d4eb 100644 --- a/samples/browseable/AdvancedImmersiveMode/src/com.example.android.advancedimmersivemode/AdvancedImmersiveModeFragment.java +++ b/samples/browseable/AdvancedImmersiveMode/src/com.example.android.advancedimmersivemode/AdvancedImmersiveModeFragment.java @@ -17,9 +17,10 @@ package com.example.android.advancedimmersivemode; import android.os.Bundle; import android.support.v4.app.Fragment; -import android.view.MenuItem; +import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; +import android.widget.Button; import android.widget.CheckBox; import com.example.android.common.logger.Log; @@ -46,49 +47,136 @@ public class AdvancedImmersiveModeFragment extends Fragment { } @Override - public void onActivityCreated(Bundle savedInstanceState) { - super.onActivityCreated(savedInstanceState); + public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle state) { + final View flagsView = inflater.inflate(R.layout.fragment_flags, container, false); + mLowProfileCheckBox = (CheckBox) flagsView.findViewById(R.id.flag_enable_lowprof); + mHideNavCheckbox = (CheckBox) flagsView.findViewById(R.id.flag_hide_navbar); + mHideStatusBarCheckBox = (CheckBox) flagsView.findViewById(R.id.flag_hide_statbar); + mImmersiveModeCheckBox = (CheckBox) flagsView.findViewById(R.id.flag_enable_immersive); + mImmersiveModeStickyCheckBox = + (CheckBox) flagsView.findViewById(R.id.flag_enable_immersive_sticky); - final View decorView = getActivity().getWindow().getDecorView(); - ViewGroup parentView = (ViewGroup) getActivity().getWindow().getDecorView() - .findViewById(R.id.sample_main_layout); + Button toggleFlagsButton = (Button) flagsView.findViewById(R.id.btn_changeFlags); + toggleFlagsButton.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View view) { + toggleUiFlags(); + } + }); - mLowProfileCheckBox = new CheckBox(getActivity()); - mLowProfileCheckBox.setText("Enable Low Profile mode."); - parentView.addView(mLowProfileCheckBox); + Button presetsImmersiveModeButton = (Button) flagsView.findViewById(R.id.btn_immersive); + presetsImmersiveModeButton.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View view) { - mHideNavCheckbox = new CheckBox(getActivity()); - mHideNavCheckbox.setChecked(true); - mHideNavCheckbox.setText("Hide Navigation bar"); - parentView.addView(mHideNavCheckbox); + // BEGIN_INCLUDE(immersive_presets) + // For immersive mode, the FULLSCREEN, HIDE_HAVIGATION and IMMERSIVE + // flags should be set (you can use IMMERSIVE_STICKY instead of IMMERSIVE + // as appropriate for your app). The LOW_PROFILE flag should be cleared. - mHideStatusBarCheckBox = new CheckBox(getActivity()); - mHideStatusBarCheckBox.setChecked(true); - mHideStatusBarCheckBox.setText("Hide Status Bar"); - parentView.addView(mHideStatusBarCheckBox); + // Immersive mode is primarily for situations where the user will be + // interacting with the screen, like games or reading books. + int uiOptions = flagsView.getSystemUiVisibility(); + uiOptions &= ~View.SYSTEM_UI_FLAG_LOW_PROFILE; + uiOptions |= View.SYSTEM_UI_FLAG_FULLSCREEN; + uiOptions |= View.SYSTEM_UI_FLAG_HIDE_NAVIGATION; + uiOptions |= View.SYSTEM_UI_FLAG_IMMERSIVE; + uiOptions &= ~View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY; + flagsView.setSystemUiVisibility(uiOptions); + // END_INCLUDE(immersive_presets) - mImmersiveModeCheckBox = new CheckBox(getActivity()); - mImmersiveModeCheckBox.setText("Enable Immersive Mode."); - parentView.addView(mImmersiveModeCheckBox); + dumpFlagStateToLog(uiOptions); - mImmersiveModeStickyCheckBox = new CheckBox(getActivity()); - mImmersiveModeStickyCheckBox.setText("Enable Immersive Mode (Sticky)"); - parentView.addView(mImmersiveModeStickyCheckBox); + // The below code just updates the checkboxes to reflect which flags have been set. + mLowProfileCheckBox.setChecked(false); + mHideNavCheckbox.setChecked(true); + mHideStatusBarCheckBox.setChecked(true); + mImmersiveModeCheckBox.setChecked(true); + mImmersiveModeStickyCheckBox.setChecked(false); + } + }); + + Button presetsLeanbackModeButton = (Button) flagsView.findViewById(R.id.btn_leanback); + presetsLeanbackModeButton.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View view) { + // BEGIN_INCLUDE(leanback_presets) + // For leanback mode, only the HIDE_NAVE and HIDE_STATUSBAR flags + // should be checked. In this case IMMERSIVE should *not* be set, + // since this mode is left as soon as the user touches the screen. + int uiOptions = flagsView.getSystemUiVisibility(); + uiOptions &= ~View.SYSTEM_UI_FLAG_LOW_PROFILE; + uiOptions |= View.SYSTEM_UI_FLAG_FULLSCREEN; + uiOptions |= View.SYSTEM_UI_FLAG_HIDE_NAVIGATION; + uiOptions &= ~View.SYSTEM_UI_FLAG_IMMERSIVE; + uiOptions &= ~View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY; + flagsView.setSystemUiVisibility(uiOptions); + // END_INCLUDE(leanback_presets) + + dumpFlagStateToLog(uiOptions); + + // The below code just updates the checkboxes to reflect which flags have been set. + mLowProfileCheckBox.setChecked(false); + mHideNavCheckbox.setChecked(true); + mHideStatusBarCheckBox.setChecked(true); + mImmersiveModeCheckBox.setChecked(false); + mImmersiveModeStickyCheckBox.setChecked(false); + } + }); + + // Setting these flags makes the content appear under the navigation + // bars, so that showing/hiding the nav bars doesn't resize the content + // window, which can be jarring. + int uiOptions = flagsView.getSystemUiVisibility(); + uiOptions |= View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION; + uiOptions |= View.SYSTEM_UI_FLAG_LAYOUT_STABLE; + uiOptions |= View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN; + flagsView.setSystemUiVisibility(uiOptions); + + return flagsView; } - @Override - public boolean onOptionsItemSelected(MenuItem item) { - if (item.getItemId() == R.id.sample_action) { - toggleImmersiveMode(); + /** + * Helper method to dump flag state to the log. + * @param uiFlags Set of UI flags to inspect + */ + public void dumpFlagStateToLog(int uiFlags) { + if ((uiFlags & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0) { + Log.i(TAG, "SYSTEM_UI_FLAG_LOW_PROFILE is set"); + } else { + Log.i(TAG, "SYSTEM_UI_FLAG_LOW_PROFILE is unset"); + } + + if ((uiFlags & View.SYSTEM_UI_FLAG_FULLSCREEN) != 0) { + Log.i(TAG, "SYSTEM_UI_FLAG_FULLSCREEN is set"); + } else { + Log.i(TAG, "SYSTEM_UI_FLAG_FULLSCREEN is unset"); + } + + if ((uiFlags & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) != 0) { + Log.i(TAG, "SYSTEM_UI_FLAG_HIDE_NAVIGATION is set"); + } else { + Log.i(TAG, "SYSTEM_UI_FLAG_HIDE_NAVIGATION is unset"); + } + + if ((uiFlags & View.SYSTEM_UI_FLAG_IMMERSIVE) != 0) { + Log.i(TAG, "SYSTEM_UI_FLAG_IMMERSIVE is set"); + } else { + Log.i(TAG, "SYSTEM_UI_FLAG_IMMERSIVE is unset"); + } + + if ((uiFlags & View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY) != 0) { + Log.i(TAG, "SYSTEM_UI_FLAG_IMMERSIVE_STICKY is set"); + } else { + Log.i(TAG, "SYSTEM_UI_FLAG_IMMERSIVE_STICKY is unset"); } - return true; } /** * Detects and toggles immersive mode (also known as "hidey bar" mode). */ - public void toggleImmersiveMode() { + public void toggleUiFlags() { // BEGIN_INCLUDE (get_current_ui_flags) // The "Decor View" is the parent view of the Activity. It's also conveniently the easiest @@ -168,7 +256,8 @@ public class AdvancedImmersiveModeFragment extends Fragment { // BEGIN_INCLUDE (set_ui_flags) //Set the new UI flags. decorView.setSystemUiVisibility(newUiOptions); - Log.i(TAG, "Current height: " + decorView.getHeight() + ", width: " + decorView.getWidth()); // END_INCLUDE (set_ui_flags) + + dumpFlagStateToLog(uiOptions); } } diff --git a/samples/browseable/AdvancedImmersiveMode/src/com.example.android.advancedimmersivemode/MainActivity.java b/samples/browseable/AdvancedImmersiveMode/src/com.example.android.advancedimmersivemode/MainActivity.java index 0ebe8784f..e32355760 100644 --- a/samples/browseable/AdvancedImmersiveMode/src/com.example.android.advancedimmersivemode/MainActivity.java +++ b/samples/browseable/AdvancedImmersiveMode/src/com.example.android.advancedimmersivemode/MainActivity.java @@ -22,6 +22,8 @@ package com.example.android.advancedimmersivemode; import android.os.Bundle; import android.support.v4.app.FragmentTransaction; import android.view.Menu; +import android.view.MenuItem; +import android.widget.ViewAnimator; import com.example.android.common.activities.SampleActivityBase; import com.example.android.common.logger.Log; @@ -30,26 +32,28 @@ import com.example.android.common.logger.LogWrapper; import com.example.android.common.logger.MessageOnlyLogFilter; /** - * A simple launcher activity containing a summary sample description - * and a few action bar buttons. + * A simple launcher activity containing a summary sample description, sample log and a custom + * {@link android.support.v4.app.Fragment} which can display a view. + * <p> + * For devices with displays with a width of 720dp or greater, the sample log is always visible, + * on other devices it's visibility is controlled by an item on the Action Bar. */ public class MainActivity extends SampleActivityBase { public static final String TAG = "MainActivity"; - public static final String FRAGTAG = "AdvancedImmersiveModeFragment"; + // Whether the Log Fragment is currently shown + private boolean mLogShown; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); - if (getSupportFragmentManager().findFragmentByTag(FRAGTAG) == null ) { - FragmentTransaction transaction = getSupportFragmentManager().beginTransaction(); - AdvancedImmersiveModeFragment fragment = new AdvancedImmersiveModeFragment(); - transaction.add(fragment, FRAGTAG); - transaction.commit(); - } + FragmentTransaction transaction = getSupportFragmentManager().beginTransaction(); + AdvancedImmersiveModeFragment fragment = new AdvancedImmersiveModeFragment(); + transaction.replace(R.id.sample_content_fragment, fragment); + transaction.commit(); } @Override @@ -58,6 +62,32 @@ public class MainActivity extends SampleActivityBase { return true; } + @Override + public boolean onPrepareOptionsMenu(Menu menu) { + MenuItem logToggle = menu.findItem(R.id.menu_toggle_log); + logToggle.setVisible(findViewById(R.id.sample_output) instanceof ViewAnimator); + logToggle.setTitle(mLogShown ? R.string.sample_hide_log : R.string.sample_show_log); + + return super.onPrepareOptionsMenu(menu); + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch(item.getItemId()) { + case R.id.menu_toggle_log: + mLogShown = !mLogShown; + ViewAnimator output = (ViewAnimator) findViewById(R.id.sample_output); + if (mLogShown) { + output.setDisplayedChild(1); + } else { + output.setDisplayedChild(0); + } + supportInvalidateOptionsMenu(); + return true; + } + return super.onOptionsItemSelected(item); + } + /** Create a chain of targets that will receive log data */ @Override public void initializeLogging() { |