X-Git-Url: https://gitweb.stoutner.com/?p=PrivacyBrowserAndroid.git;a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Factivities%2FMainWebViewActivity.java;h=8344d5c4e168a4f15adfe9a581a92edc0ed9fcd3;hp=45a1de5b1c94e2c9267c6355eeaa8e9ccf113622;hb=9338dfa2f8a295736d35e4f468f0c0ba573a1b58;hpb=1af1a793790badfcaf5497c82c4e7b70c7fdb69e diff --git a/app/src/main/java/com/stoutner/privacybrowser/activities/MainWebViewActivity.java b/app/src/main/java/com/stoutner/privacybrowser/activities/MainWebViewActivity.java index 45a1de5b..8344d5c4 100644 --- a/app/src/main/java/com/stoutner/privacybrowser/activities/MainWebViewActivity.java +++ b/app/src/main/java/com/stoutner/privacybrowser/activities/MainWebViewActivity.java @@ -535,12 +535,9 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook // Set the theme. setTheme(R.style.PrivacyBrowser); - // Set the content view. - if (bottomAppBar) { - setContentView(R.layout.main_framelayout_bottom_appbar); - } else { - setContentView(R.layout.main_framelayout_top_appbar); - } + // Set the content view according to the position of the app bar. + if (bottomAppBar) setContentView(R.layout.main_framelayout_bottom_appbar); + else setContentView(R.layout.main_framelayout_top_appbar); // Get handles for the views. rootFrameLayout = findViewById(R.id.root_framelayout); @@ -3553,8 +3550,26 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook // Apply the proxy. applyProxy(false); - // Adjust the layout and scrolling parameters if the app bar is at the top of the screen. - if (!bottomAppBar) { + // Adjust the layout and scrolling parameters according to the position of the app bar. + if (bottomAppBar) { // The app bar is on the bottom. + // Adjust the UI. + if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden. + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0); + } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden. + // Move the WebView above the app bar layout. + swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight); + + // Show the app bar if it is scrolled off the screen. + if (appBarLayout.getTranslationY() != 0) { + // Animate the bottom app bar onto the screen. + objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0); + + // Make it so. + objectAnimator.start(); + } + } + } else { // The app bar is on the top. // Get the current layout parameters. Using coordinator layout parameters allows the `setBehavior()` command and using app bar layout parameters allows the `setScrollFlags()` command. CoordinatorLayout.LayoutParams swipeRefreshLayoutParams = (CoordinatorLayout.LayoutParams) swipeRefreshLayout.getLayoutParams(); AppBarLayout.LayoutParams toolbarLayoutParams = (AppBarLayout.LayoutParams) toolbar.getLayoutParams(); @@ -5121,7 +5136,7 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook // Toggle the full screen browsing mode. if (inFullScreenBrowsingMode) { // Switch to full screen mode. // Hide the app bar if specified. - if (hideAppBar) { + if (hideAppBar) { // The app bar is hidden. // Close the find on page bar if it is visible. closeFindOnPage(null); @@ -5131,8 +5146,11 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook // Hide the action bar. actionBar.hide(); - // Set layout and scrolling parameters if the app bar is at the top of the screen. - if (!bottomAppBar) { + // Set layout and scrolling parameters according to the position of the app bar. + if (bottomAppBar) { // The app bar is at the bottom. + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0); + } else { // The app bar is at the top. // Check to see if the app bar is normally scrolled. if (scrollAppBar) { // The app bar is scrolled when it is displayed. // Get the swipe refresh layout parameters. @@ -5148,6 +5166,18 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook swipeRefreshLayout.setProgressViewOffset(false, -200, defaultProgressViewEndOffset); } } + } else { // The app bar is not hidden. + // Adjust the UI for the bottom app bar. + if (bottomAppBar) { + // Adjust the UI according to the scrolling of the app bar. + if (scrollAppBar) { + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0); + } else { + // Move the WebView above the app bar layout. + swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight); + } + } } /* Hide the system bars. @@ -5166,23 +5196,32 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook // Show the action bar. actionBar.show(); + } - // Set layout and scrolling parameters if the app bar is at the top of the screen. - if (!bottomAppBar) { - // Check to see if the app bar is normally scrolled. - if (scrollAppBar) { // The app bar is scrolled when it is displayed. - // Get the swipe refresh layout parameters. - CoordinatorLayout.LayoutParams swipeRefreshLayoutParams = (CoordinatorLayout.LayoutParams) swipeRefreshLayout.getLayoutParams(); - - // Add the off-screen scrolling layout. - swipeRefreshLayoutParams.setBehavior(new AppBarLayout.ScrollingViewBehavior()); - } else { // The app bar is not scrolled when it is displayed. - // The swipe refresh layout must be manually moved below the app bar layout. - swipeRefreshLayout.setPadding(0, appBarHeight, 0, 0); - - // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels. - swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10 + appBarHeight, defaultProgressViewEndOffset + appBarHeight); - } + // Set layout and scrolling parameters according to the position of the app bar. + if (bottomAppBar) { // The app bar is at the bottom. + // Adjust the UI. + if (scrollAppBar) { + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0); + } else { + // Move the WebView above the app bar layout. + swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight); + } + } else { // The app bar is at the top. + // Check to see if the app bar is normally scrolled. + if (scrollAppBar) { // The app bar is scrolled when it is displayed. + // Get the swipe refresh layout parameters. + CoordinatorLayout.LayoutParams swipeRefreshLayoutParams = (CoordinatorLayout.LayoutParams) swipeRefreshLayout.getLayoutParams(); + + // Add the off-screen scrolling layout. + swipeRefreshLayoutParams.setBehavior(new AppBarLayout.ScrollingViewBehavior()); + } else { // The app bar is not scrolled when it is displayed. + // The swipe refresh layout must be manually moved below the app bar layout. + swipeRefreshLayout.setPadding(0, appBarHeight, 0, 0); + + // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels. + swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10 + appBarHeight, defaultProgressViewEndOffset + appBarHeight); } } @@ -5196,6 +5235,30 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook return false; } } + + @Override + public boolean onFling(MotionEvent motionEvent1, MotionEvent motionEvent2, float velocityX, float velocityY) { + // Scroll the bottom app bar if enabled. + if (bottomAppBar && scrollAppBar && !objectAnimator.isRunning()) { + // Calculate the Y change. + float motionY = motionEvent2.getY() - motionEvent1.getY(); + + // Scroll the app bar if the change is greater than 100 pixels. + if (motionY > 50) { + // Animate the bottom app bar onto the screen. + objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0); + } else if (motionY < -50) { + // Animate the bottom app bar off the screen. + objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", appBarLayout.getHeight()); + } + + // Make it so. + objectAnimator.start(); + } + + // Do not consume the event. + return false; + } }); // Pass all touch events on the WebView through the double-tap gesture detector. @@ -5269,7 +5332,7 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook } }); - // Update the status of swipe to refresh based on the scroll position of the nested scroll WebView. Also reinforce full screen browsing mode. + // Process scroll changes. nestedScrollWebView.setOnScrollChangeListener((view, scrollX, scrollY, oldScrollX, oldScrollY) -> { // Set the swipe to refresh status. if (nestedScrollWebView.getSwipeToRefresh()) { @@ -5280,23 +5343,6 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook swipeRefreshLayout.setEnabled(false); } - // Scroll the bottom app bar if enabled. - if (bottomAppBar && scrollAppBar && !objectAnimator.isRunning()) { - if (scrollY < oldScrollY) { // The WebView was scrolled down. - // Animate the bottom app bar onto the screen. - objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0); - - // Make it so. - objectAnimator.start(); - } else if (scrollY > oldScrollY) { // The WebView was scrolled up. - // Animate the bottom app bar off the screen. - objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", appBarLayout.getHeight()); - - // Make it so. - objectAnimator.start(); - } - } - // Reinforce the system UI visibility flags if in full screen browsing mode. // This hides the status and navigation bars, which are displayed if other elements are shown, like dialog boxes, the options menu, or the keyboard. if (inFullScreenBrowsingMode) { @@ -5909,8 +5955,21 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook @Override public void onPageStarted(WebView view, String url, Bitmap favicon) { - // Set the padding and layout settings if the app bar is at the top of the screen. - if (!bottomAppBar) { + // Get the app bar layout height. This can't be done in `applyAppSettings()` because the app bar is not yet populated there. + // This should only be populated if it is greater than 0 because otherwise it will be reset to 0 if the app bar is hidden in full screen browsing mode. + if (appBarLayout.getHeight() > 0) appBarHeight = appBarLayout.getHeight(); + + // Set the padding and layout settings according to the position of the app bar. + if (bottomAppBar) { // The app bar is on the bottom. + // Adjust the UI. + if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden. + // Reset the WebView padding to fill the available space. + swipeRefreshLayout.setPadding(0, 0, 0, 0); + } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden. + // Move the WebView above the app bar layout. + swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight); + } + } else { // The app bar is on the top. // Set the top padding of the swipe refresh layout according to the app bar scrolling preference. This can't be done in `appAppSettings()` because the app bar is not yet populated there. if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // No padding is needed because it will automatically be placed below the app bar layout due to the scrolling layout behavior. @@ -5919,9 +5978,6 @@ public class MainWebViewActivity extends AppCompatActivity implements CreateBook // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels. swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10, defaultProgressViewEndOffset); } else { - // Get the app bar layout height. This can't be done in `applyAppSettings()` because the app bar is not yet populated there. - appBarHeight = appBarLayout.getHeight(); - // The swipe refresh layout must be manually moved below the app bar layout. swipeRefreshLayout.setPadding(0, appBarHeight, 0, 0);