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Added NotificationUtils to build and manage notifications
The `TermuxPreferenceConstants` classes has been updated to `v0.5.0`. Check its Changelog sections for info on changes.
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166
app/src/main/java/com/termux/app/utils/NotificationUtils.java
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| package com.termux.app.utils; | ||
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| import android.app.Notification; | ||
| import android.app.NotificationChannel; | ||
| import android.app.NotificationManager; | ||
| import android.app.PendingIntent; | ||
| import android.content.Context; | ||
| import android.os.Build; | ||
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| import androidx.annotation.Nullable; | ||
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| import com.termux.app.RunCommandService; | ||
| import com.termux.app.TermuxService; | ||
| import com.termux.app.settings.preferences.TermuxAppSharedPreferences; | ||
| import com.termux.app.settings.preferences.TermuxPreferenceConstants; | ||
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| public class NotificationUtils { | ||
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| /** Do not show notification */ | ||
| public static final int NOTIFICATION_MODE_NONE = 0; | ||
| /** Show notification without sound, vibration or lights */ | ||
| public static final int NOTIFICATION_MODE_SILENT = 1; | ||
| /** Show notification with sound */ | ||
| public static final int NOTIFICATION_MODE_SOUND = 2; | ||
| /** Show notification with vibration */ | ||
| public static final int NOTIFICATION_MODE_VIBRATE = 3; | ||
| /** Show notification with lights */ | ||
| public static final int NOTIFICATION_MODE_LIGHTS = 4; | ||
| /** Show notification with sound and vibration */ | ||
| public static final int NOTIFICATION_MODE_SOUND_AND_VIBRATE = 5; | ||
| /** Show notification with sound and lights */ | ||
| public static final int NOTIFICATION_MODE_SOUND_AND_LIGHTS = 6; | ||
| /** Show notification with vibration and lights */ | ||
| public static final int NOTIFICATION_MODE_VIBRATE_AND_LIGHTS = 7; | ||
| /** Show notification with sound, vibration and lights */ | ||
| public static final int NOTIFICATION_MODE_ALL = 8; | ||
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| private static final String LOG_TAG = "NotificationUtils"; | ||
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| /** | ||
| * Get the {@link NotificationManager}. | ||
| * | ||
| * @param context The {@link Context} for operations. | ||
| * @return Returns the {@link NotificationManager}. | ||
| */ | ||
| @Nullable | ||
| public static NotificationManager getNotificationManager(final Context context) { | ||
| if(context == null) return null; | ||
| return (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); | ||
| } | ||
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| /** | ||
| * Try to get the next unique notification id that isn't already being used by the app. | ||
| * | ||
| * @param context The {@link Context} for operations. | ||
| * @return Returns the notification id that should be safe to use. | ||
| */ | ||
| public synchronized static int getNextNotificationId(final Context context) { | ||
| if(context == null) return TermuxPreferenceConstants.TERMUX_APP.DEFAULT_VALUE_KEY_LAST_NOTIFICATION_ID; | ||
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| TermuxAppSharedPreferences preferences = new TermuxAppSharedPreferences(context); | ||
| int lastNotificationId = preferences.getLastNotificationId(); | ||
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| int nextNotificationId = lastNotificationId + 1; | ||
| while(nextNotificationId == TermuxService.NOTIFICATION_ID || nextNotificationId == RunCommandService.NOTIFICATION_ID) { | ||
| nextNotificationId++; | ||
| } | ||
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| if(nextNotificationId == Integer.MAX_VALUE || nextNotificationId < 0) | ||
| nextNotificationId = TermuxPreferenceConstants.TERMUX_APP.DEFAULT_VALUE_KEY_LAST_NOTIFICATION_ID; | ||
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| preferences.setLastNotificationId(nextNotificationId); | ||
| return nextNotificationId; | ||
| } | ||
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| /** | ||
| * Get {@link Notification.Builder}. | ||
| * | ||
| * @param context The {@link Context} for operations. | ||
| * @param title The title for the notification. | ||
| * @param notifiationText The second line text of the notification. | ||
| * @param notificationBigText The full text of the notification that may optionally be styled. | ||
| * @param pendingIntent The {@link PendingIntent} which should be sent when notification is clicked. | ||
| * @param notificationMode The notification mode. It must be one of {@code NotificationUtils.NOTIFICATION_MODE_*}. | ||
| * The builder returned will be {@code null} if {@link #NOTIFICATION_MODE_NONE} | ||
| * is passed. That case should ideally be handled before calling this function. | ||
| * @return Returns the {@link Notification.Builder}. | ||
| */ | ||
| @Nullable | ||
| public static Notification.Builder geNotificationBuilder(final Context context, final String channelId, final int priority, final CharSequence title, final CharSequence notifiationText, final CharSequence notificationBigText, final PendingIntent pendingIntent, final int notificationMode) { | ||
| if(context == null) return null; | ||
| Notification.Builder builder = new Notification.Builder(context); | ||
| builder.setContentTitle(title); | ||
| builder.setContentText(notifiationText); | ||
| builder.setStyle(new Notification.BigTextStyle().bigText(notificationBigText)); | ||
| builder.setContentIntent(pendingIntent); | ||
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| builder.setPriority(priority); | ||
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| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) | ||
| builder.setChannelId(channelId); | ||
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| builder = setNotificationDefaults(builder, notificationMode); | ||
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| return builder; | ||
| } | ||
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| /** | ||
| * Setup the notification channel if Android version is greater than or equal to | ||
| * {@link Build.VERSION_CODES#O}. | ||
| * | ||
| * @param context The {@link Context} for operations. | ||
| * @param channelId The id of the channel. Must be unique per package. | ||
| * @param channelName The user visible name of the channel. | ||
| * @param importance The importance of the channel. This controls how interruptive notifications | ||
| * posted to this channel are. | ||
| */ | ||
| public static void setupNotificationChannel(final Context context, final String channelId, final CharSequence channelName, final int importance) { | ||
| if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return; | ||
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| NotificationChannel channel = new NotificationChannel(channelId, channelName, importance); | ||
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| NotificationManager notificationManager = getNotificationManager(context); | ||
| if(notificationManager != null) | ||
| notificationManager.createNotificationChannel(channel); | ||
| } | ||
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| public static Notification.Builder setNotificationDefaults(Notification.Builder builder, final int notificationMode) { | ||
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| // TODO: setDefaults() is deprecated and should also implement setting notification mode via notification channel | ||
| switch (notificationMode) { | ||
| case NOTIFICATION_MODE_NONE: | ||
| Logger.logWarn(LOG_TAG, "The NOTIFICATION_MODE_NONE passed to setNotificationDefaults(), force setting builder to null."); | ||
| return null; // return null since notification is not supposed to be shown | ||
| case NOTIFICATION_MODE_SILENT: | ||
| break; | ||
| case NOTIFICATION_MODE_SOUND: | ||
| builder.setDefaults(Notification.DEFAULT_SOUND); | ||
| break; | ||
| case NOTIFICATION_MODE_VIBRATE: | ||
| builder.setDefaults(Notification.DEFAULT_VIBRATE); | ||
| break; | ||
| case NOTIFICATION_MODE_LIGHTS: | ||
| builder.setDefaults(Notification.DEFAULT_LIGHTS); | ||
| break; | ||
| case NOTIFICATION_MODE_SOUND_AND_VIBRATE: | ||
| builder.setDefaults(Notification.DEFAULT_SOUND | Notification.DEFAULT_VIBRATE); | ||
| break; | ||
| case NOTIFICATION_MODE_SOUND_AND_LIGHTS: | ||
| builder.setDefaults(Notification.DEFAULT_SOUND | Notification.DEFAULT_LIGHTS); | ||
| break; | ||
| case NOTIFICATION_MODE_VIBRATE_AND_LIGHTS: | ||
| builder.setDefaults(Notification.DEFAULT_VIBRATE | Notification.DEFAULT_LIGHTS); | ||
| break; | ||
| case NOTIFICATION_MODE_ALL: | ||
| builder.setDefaults(Notification.DEFAULT_ALL); | ||
| break; | ||
| default: | ||
| Logger.logError(LOG_TAG, "Invalid notificationMode: \"" + notificationMode + "\" passed to setNotificationDefaults()"); | ||
| break; | ||
| } | ||
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| return builder; | ||
| } | ||
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| } |