#141 Add buttons for internal/external dir locations instead of requiring user to manually type it

2 files changed, 146 insertions, 2 deletions

diff --git a/app/src/main/java/github/daneren2005/dsub/fragments/SettingsFragment.java b/app/src/main/java/github/daneren2005/dsub/fragments/SettingsFragment.java
index 9853e046..786dc052 100644
--- a/app/src/main/java/github/daneren2005/dsub/fragments/SettingsFragment.java
+++ b/app/src/main/java/github/daneren2005/dsub/fragments/SettingsFragment.java
@@ -56,6 +56,7 @@ import github.daneren2005.dsub.util.FileUtil;
 import github.daneren2005.dsub.util.LoadingTask;
 import github.daneren2005.dsub.util.SyncUtil;
 import github.daneren2005.dsub.util.Util;
+import github.daneren2005.dsub.view.CacheLocationPreference;
 import github.daneren2005.dsub.view.ErrorDialog;
 
 public class SettingsFragment extends PreferenceCompatFragment implements SharedPreferences.OnSharedPreferenceChangeListener {
@@ -69,7 +70,7 @@ public class SettingsFragment extends PreferenceCompatFragment implements Shared
 	private ListPreference maxVideoBitrateWifi;
 	private ListPreference maxVideoBitrateMobile;
 	private ListPreference networkTimeout;
-	private EditTextPreference cacheLocation;
+	private CacheLocationPreference cacheLocation;
 	private ListPreference preloadCountWifi;
 	private ListPreference preloadCountMobile;
 	private ListPreference keepPlayedCount;
@@ -205,7 +206,7 @@ public class SettingsFragment extends PreferenceCompatFragment implements Shared
 		maxVideoBitrateWifi = (ListPreference) this.findPreference(Constants.PREFERENCES_KEY_MAX_VIDEO_BITRATE_WIFI);
 		maxVideoBitrateMobile = (ListPreference) this.findPreference(Constants.PREFERENCES_KEY_MAX_VIDEO_BITRATE_MOBILE);
 		networkTimeout = (ListPreference) this.findPreference(Constants.PREFERENCES_KEY_NETWORK_TIMEOUT);
-		cacheLocation = (EditTextPreference) this.findPreference(Constants.PREFERENCES_KEY_CACHE_LOCATION);
+		cacheLocation = (CacheLocationPreference) this.findPreference(Constants.PREFERENCES_KEY_CACHE_LOCATION);
 		preloadCountWifi = (ListPreference) this.findPreference(Constants.PREFERENCES_KEY_PRELOAD_COUNT_WIFI);
 		preloadCountMobile = (ListPreference) this.findPreference(Constants.PREFERENCES_KEY_PRELOAD_COUNT_MOBILE);
 		keepPlayedCount = (ListPreference) this.findPreference(Constants.PREFERENCES_KEY_KEEP_PLAYED_CNT);
diff --git a/app/src/main/java/github/daneren2005/dsub/view/CacheLocationPreference.java b/app/src/main/java/github/daneren2005/dsub/view/CacheLocationPreference.java
new file mode 100644
index 00000000..cc123089
--- /dev/null
+++ b/app/src/main/java/github/daneren2005/dsub/view/CacheLocationPreference.java
@@ -0,0 +1,143 @@
+/*
+  This file is part of Subsonic.
+	Subsonic is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+	Subsonic is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+	You should have received a copy of the GNU General Public License
+	along with Subsonic. If not, see <http://www.gnu.org/licenses/>.
+	Copyright 2015 (C) Scott Jackson
+*/
+package github.daneren2005.dsub.view;
+
+import android.content.Context;
+import android.os.Build;
+import android.os.Environment;
+import android.preference.DialogPreference;
+import android.preference.EditTextPreference;
+import android.support.v4.content.ContextCompat;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+import java.io.File;
+
+import github.daneren2005.dsub.R;
+import github.daneren2005.dsub.util.FileUtil;
+
+public class CacheLocationPreference extends EditTextPreference {
+	private static final String TAG = CacheLocationPreference.class.getSimpleName();
+	private Context context;
+
+	public CacheLocationPreference(Context context, AttributeSet attrs, int defStyle) {
+		super(context, attrs, defStyle);
+		this.context = context;
+	}
+	public CacheLocationPreference(Context context, AttributeSet attrs) {
+		super(context, attrs);
+		this.context = context;
+	}
+	public CacheLocationPreference(Context context) {
+		super(context);
+		this.context = context;
+	}
+
+	@Override
+	protected void onBindDialogView(View view) {
+		super.onBindDialogView(view);
+
+		if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+			view.setLayoutParams(new ViewGroup.LayoutParams(android.view.ViewGroup.LayoutParams.WRAP_CONTENT, android.view.ViewGroup.LayoutParams.WRAP_CONTENT));
+
+			final EditText editText = (EditText) view.findViewById(android.R.id.edit);
+			ViewGroup vg = (ViewGroup) editText.getParent();
+
+			LinearLayout cacheButtonsWrapper = (LinearLayout) LayoutInflater.from(context).inflate(R.layout.cache_location_buttons, vg, true);
+			Button internalLocation = (Button) cacheButtonsWrapper.findViewById(R.id.location_internal);
+			Button externalLocation = (Button) cacheButtonsWrapper.findViewById(R.id.location_external);
+
+			File[] dirs;
+			if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+				dirs = context.getExternalMediaDirs();
+			} else {
+				dirs = ContextCompat.getExternalFilesDirs(context, null);
+			}
+
+			// Past 5.0 we can query directly for SD Card
+			File internalDir = null, externalDir = null;
+			if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+				for(int i = 0; i < dirs.length; i++) {
+					try {
+						if (dirs[i] != null) {
+							if(Environment.isExternalStorageRemovable(dirs[i])) {
+								if(externalDir != null) {
+									externalDir = dirs[i];
+								}
+							} else {
+								internalDir = dirs[i];
+							}
+
+							if(internalDir != null && externalDir != null) {
+								break;
+							}
+						}
+					} catch (Exception e) {
+						Log.e(TAG, "Failed to check if is external", e);
+					}
+				}
+			}
+
+			// Before 5.0, we have to guess.  Most of the time the SD card is last
+			if(externalDir == null) {
+				for (int i = dirs.length - 1; i >= 0; i--) {
+					if (dirs[i] != null) {
+						externalDir = dirs[i];
+						break;
+					}
+				}
+			}
+			if(internalDir == null) {
+				for (int i = 0; i < dirs.length; i++) {
+					if (dirs[i] != null) {
+						internalDir = dirs[i];
+						break;
+					}
+				}
+			}
+			final File finalInternalDir = new File(internalDir, "music");
+			final File finalExternalDir = new File(externalDir, "music");
+
+			if(finalInternalDir != null && (finalInternalDir.exists() || finalInternalDir.mkdirs())) {
+				internalLocation.setOnClickListener(new View.OnClickListener() {
+					@Override
+					public void onClick(View v) {
+						setText(finalInternalDir.getPath());
+					}
+				});
+			} else {
+				internalLocation.setEnabled(false);
+			}
+
+			if(finalExternalDir != null && !finalInternalDir.equals(finalExternalDir) && (finalExternalDir.exists() || finalExternalDir.mkdirs())) {
+				externalLocation.setOnClickListener(new View.OnClickListener() {
+					@Override
+					public void onClick(View v) {
+						setText(finalExternalDir.getPath());
+					}
+				});
+			} else {
+				externalLocation.setEnabled(false);
+			}
+		}
+	}
+}