Jake McGinty
10 years ago
committed by
Moxie Marlinspike
parent
cfc9514f89
commit
39c0fc0e5a
@ -1,121 +0,0 @@
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package org.thoughtcrime.securesms.util;
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import android.app.Activity;
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import android.content.Context;
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import android.graphics.Rect;
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import android.os.Build;
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import android.os.Build.VERSION_CODES;
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import android.preference.PreferenceManager;
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import android.util.Log;
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import android.view.Surface;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.WindowManager;
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import org.thoughtcrime.securesms.R;
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import java.lang.reflect.Field;
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public class SoftKeyboardUtil {
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private static final String TAG = SoftKeyboardUtil.class.getSimpleName();
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private static final Rect rect = new Rect();
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public static int onMeasure(ViewGroup view) {
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view.getWindowVisibleDisplayFrame(rect);
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final int res = view.getResources().getIdentifier("status_bar_height", "dimen", "android");
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final int statusBarHeight = res > 0 ? view.getResources().getDimensionPixelSize(res) : 0;
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final int availableHeight = view.getRootView().getHeight() - statusBarHeight - getViewInset(view);
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final int keyboardHeight = availableHeight - (rect.bottom - rect.top);
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final int minKeyboardHeight = view.getResources().getDimensionPixelSize(R.dimen.min_emoji_drawer_height);
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if (keyboardHeight > minKeyboardHeight) {
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onKeyboardShown(view.getContext(), keyboardHeight);
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}
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return Math.max(keyboardHeight, minKeyboardHeight);
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}
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private static int getViewInset(ViewGroup view) {
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if (Build.VERSION.SDK_INT < VERSION_CODES.LOLLIPOP) {
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return 0;
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}
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try {
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Field attachInfoField = View.class.getDeclaredField("mAttachInfo");
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attachInfoField.setAccessible(true);
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Object attachInfo = attachInfoField.get(view);
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if (attachInfo != null) {
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Field stableInsetsField = attachInfo.getClass().getDeclaredField("mStableInsets");
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stableInsetsField.setAccessible(true);
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Rect insets = (Rect)stableInsetsField.get(attachInfo);
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return insets.bottom;
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}
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} catch (NoSuchFieldException nsfe) {
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Log.w(TAG, "field reflection error when measuring view inset", nsfe);
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} catch (IllegalAccessException iae) {
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Log.w(TAG, "access reflection error when measuring view inset", iae);
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}
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return 0;
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}
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private static void onKeyboardShown(Context context, int keyboardHeight) {
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Log.w(TAG, "keyboard shown, height " + keyboardHeight);
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WindowManager wm = (WindowManager)context.getSystemService(Activity.WINDOW_SERVICE);
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if (wm == null || wm.getDefaultDisplay() == null) {
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return;
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}
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int rotation = wm.getDefaultDisplay().getRotation();
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switch (rotation) {
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case Surface.ROTATION_270:
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case Surface.ROTATION_90:
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setKeyboardLandscapeHeight(context, keyboardHeight);
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break;
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case Surface.ROTATION_0:
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case Surface.ROTATION_180:
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setKeyboardPortraitHeight(context, keyboardHeight);
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}
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}
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public static int getKeyboardHeight(Context context) {
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WindowManager wm = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE);
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if (wm == null || wm.getDefaultDisplay() == null) {
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throw new AssertionError("WindowManager was null or there is no default display");
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}
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int rotation = wm.getDefaultDisplay().getRotation();
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switch (rotation) {
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case Surface.ROTATION_270:
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case Surface.ROTATION_90:
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return getKeyboardLandscapeHeight(context);
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case Surface.ROTATION_0:
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case Surface.ROTATION_180:
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default:
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return getKeyboardPortraitHeight(context);
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}
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}
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private static int getKeyboardLandscapeHeight(Context context) {
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return PreferenceManager.getDefaultSharedPreferences(context)
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.getInt("keyboard_height_landscape",
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context.getResources().getDimensionPixelSize(R.dimen.min_emoji_drawer_height));
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}
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private static int getKeyboardPortraitHeight(Context context) {
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return PreferenceManager.getDefaultSharedPreferences(context)
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.getInt("keyboard_height_portrait",
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context.getResources().getDimensionPixelSize(R.dimen.min_emoji_drawer_height));
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}
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private static void setKeyboardLandscapeHeight(Context context, int height) {
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PreferenceManager.getDefaultSharedPreferences(context)
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.edit().putInt("keyboard_height_landscape", height).apply();
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}
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private static void setKeyboardPortraitHeight(Context context, int height) {
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PreferenceManager.getDefaultSharedPreferences(context)
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.edit().putInt("keyboard_height_portrait", height).apply();
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}
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}
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