Add swipes with snackbar in groups

OsmAnd/res/values/strings.xml

@@ -9,6 +9,7 @@
          3. All your modified/created strings are in the top of the file (to make easier find what\'s translated).
     PLEASE: Have a look at http://code.google.com/p/osmand/wiki/UIConsistency, it may really improve your and our work  :-)  Thx - Hardy
     -->
+    <string name="move_to_history">Move to history</string>
     <string name="group_will_be_removed_after_restart">Group will be removed after restart</string>
     <string name="show_guide_line">Show guide line</string>
     <string name="show_arrows_on_the_map">Show arrows on the map</string>

OsmAnd/src/net/osmand/plus/MapMarkersHelper.java

@@ -507,12 +507,17 @@ public class MapMarkersHelper {
 		}
 	}
 
-	public void removeMarkerFromHistory(MapMarker marker) {
+	public void removeMarker(MapMarker marker) {
 		if (marker != null) {
-			markersDbHelper.removeMarker(marker, true);
+			boolean history = marker.history;
+			markersDbHelper.removeMarker(marker, history);
+			if (history) {
 				mapMarkersHistory.remove(marker);
-			refresh();
+			} else {
+				mapMarkers.remove(marker);
+			}
 			removeMarkerFromGroup(marker);
+			refresh();
 		}
 	}
 
@@ -840,15 +845,21 @@ public class MapMarkersHelper {
 				}
 			}
 			markersGroup.setMarkers(activeMarkers);
-			updateShowHideHistoryButtonInGroup(markersGroup);
+			updateGroup(markersGroup);
 		}
 	}
 
-	private void updateShowHideHistoryButtonInGroup(MapMarkersGroup mapMarkersGroup) {
+	public void updateGroup(MapMarkersGroup mapMarkersGroup) {
+		if (mapMarkersGroup.getMarkers().size() == 0) {
+			mapMarkersGroups.remove(mapMarkersGroup);
+			return;
+		}
 		int historyMarkersCount = mapMarkersGroup.getHistoryMarkers().size();
 		ShowHideHistoryButton showHideHistoryButton = mapMarkersGroup.getShowHideHistoryButton();
-		if (showHideHistoryButton != null && historyMarkersCount == 0) {
+		if (showHideHistoryButton != null) {
+			if (historyMarkersCount == 0) {
 				mapMarkersGroup.setShowHideHistoryButton(null);
+			}
 		} else if (historyMarkersCount > 0) {
 			showHideHistoryButton = new ShowHideHistoryButton();
 			showHideHistoryButton.setShowHistory(false);
@@ -862,7 +873,7 @@ public class MapMarkersHelper {
 			MapMarkersGroup mapMarkersGroup = getMapMarkerGroupByName(marker.groupName);
 			if (mapMarkersGroup != null) {
 				mapMarkersGroup.getMarkers().add(marker);
-				updateShowHideHistoryButtonInGroup(mapMarkersGroup);
+				updateGroup(mapMarkersGroup);
 				if (mapMarkersGroup.getName() == null) {
 					sortMarkers(mapMarkersGroup.getMarkers(), false, OsmandSettings.MapMarkersOrderByMode.DATE_ADDED_DESC);
 				}
@@ -876,6 +887,7 @@ public class MapMarkersHelper {
 
 	private MapMarkersGroup createMapMarkerGroup(MapMarker marker) {
 		MapMarkersGroup group = new MapMarkersGroup();
+		if (marker.groupName != null) {
 			group.setName(marker.groupName);
 			group.setGroupKey(marker.groupKey);
 			MapMarkersHelper.MarkersSyncGroup syncGroup = getGroup(marker.groupKey);
@@ -883,12 +895,15 @@ public class MapMarkersHelper {
 				group.setType(syncGroup.getType());
 			}
 			group.setColor(MapMarker.getColorId(marker.colorIndex));
+		}
 		group.setCreationDate(marker.creationDate);
 		mapMarkersGroups.add(group);
+		sortGroups();
 		return group;
 	}
 
 	private void createHeaderAndHistoryButtonInGroup(MapMarkersGroup group) {
+		if (group.getName() != null) {
 			GroupHeader header = new GroupHeader();
 			int type = group.getType();
 			if (type != -1) {
@@ -896,7 +911,8 @@ public class MapMarkersHelper {
 			}
 			header.setGroup(group);
 			group.setGroupHeader(header);
-		updateShowHideHistoryButtonInGroup(group);
+			updateGroup(group);
+		}
 	}
 
 	private void removeMarkerFromGroup(MapMarker marker) {
@@ -904,7 +920,7 @@ public class MapMarkersHelper {
 			MapMarkersGroup mapMarkersGroup = getMapMarkerGroupByName(marker.groupName);
 			if (mapMarkersGroup != null) {
 				mapMarkersGroup.getMarkers().remove(marker);
-				updateShowHideHistoryButtonInGroup(mapMarkersGroup);
+				updateGroup(mapMarkersGroup);
 			}
 		}
 	}
@@ -931,7 +947,15 @@ public class MapMarkersHelper {
 			} else {
 				MapMarkersGroup group = groupsMap.get(groupName);
 				if (group == null) {
-					group = createMapMarkerGroup(marker);
+					group = new MapMarkersGroup();
+					group.setName(marker.groupName);
+					group.setGroupKey(marker.groupKey);
+					MapMarkersHelper.MarkersSyncGroup syncGroup = getGroup(marker.groupKey);
+					if (syncGroup != null) {
+						group.setType(syncGroup.getType());
+					}
+					group.setColor(MapMarker.getColorId(marker.colorIndex));
+					group.setCreationDate(marker.creationDate);
 					groupsMap.put(groupName, group);
 				} else {
 					long markerCreationDate = marker.creationDate;
@@ -943,20 +967,27 @@ public class MapMarkersHelper {
 			}
 		}
 		mapMarkersGroups = new ArrayList<>(groupsMap.values());
-		sortGroups(mapMarkersGroups);
+		if (noGroup != null) {
+			mapMarkersGroups.add(noGroup);
+		}
+		sortGroups();
 
 		for (MapMarkersGroup group : mapMarkersGroups) {
 			createHeaderAndHistoryButtonInGroup(group);
 		}
-
-		if (noGroup != null) {
-			sortMarkers(noGroup.getMarkers(), false, OsmandSettings.MapMarkersOrderByMode.DATE_ADDED_DESC);
-			mapMarkersGroups.add(0, noGroup);
-		}
 	}
 
-	private void sortGroups(List<MapMarkersGroup> groups) {
+	private void sortGroups() {
-		Collections.sort(groups, new Comparator<MapMarkersGroup>() {
+		if (mapMarkersGroups.size() > 0) {
+			MapMarkersGroup noGroup = null;
+			for (int i = 0; i < mapMarkersGroups.size(); i++) {
+				MapMarkersGroup group = mapMarkersGroups.get(i);
+				if (group.getName() == null) {
+					sortMarkers(group.getMarkers(), false, OsmandSettings.MapMarkersOrderByMode.DATE_ADDED_DESC);
+					noGroup = mapMarkersGroups.remove(i);
+				}
+			}
+			Collections.sort(mapMarkersGroups, new Comparator<MapMarkersGroup>() {
 				@Override
 				public int compare(MapMarkersGroup group1, MapMarkersGroup group2) {
 					long t1 = group1.getCreationDate();
@@ -970,6 +1001,10 @@ public class MapMarkersHelper {
 					}
 				}
 			});
+			if (noGroup != null) {
+				mapMarkersGroups.add(0, noGroup);
+			}
+		}
 	}
 
 	public MapMarkersGroup getMapMarkerGroupByName(String name) {

OsmAnd/src/net/osmand/plus/mapmarkers/MapMarkersGroupsFragment.java

@@ -1,22 +1,37 @@
 package net.osmand.plus.mapmarkers;
 
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.PorterDuff;
+import android.graphics.PorterDuffColorFilter;
+import android.graphics.Rect;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
+import android.support.design.widget.Snackbar;
 import android.support.v4.app.Fragment;
+import android.support.v4.content.ContextCompat;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
+import android.support.v7.widget.helper.ItemTouchHelper;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.TextView;
 
 import net.osmand.Location;
 import net.osmand.data.LatLon;
+import net.osmand.plus.MapMarkersHelper;
+import net.osmand.plus.MapMarkersHelper.MapMarker;
 import net.osmand.plus.OsmAndLocationProvider.OsmAndCompassListener;
 import net.osmand.plus.OsmAndLocationProvider.OsmAndLocationListener;
 import net.osmand.plus.OsmandApplication;
+import net.osmand.plus.R;
 import net.osmand.plus.activities.MapActivity;
 import net.osmand.plus.base.MapViewTrackingUtilities;
 import net.osmand.plus.dashboard.DashLocationFragment;
+import net.osmand.plus.mapmarkers.adapters.MapMarkerItemViewHolder;
 import net.osmand.plus.mapmarkers.adapters.MapMarkersGroupsAdapter;
 import net.osmand.util.MapUtils;
 
@@ -28,13 +43,151 @@ public class MapMarkersGroupsFragment extends Fragment implements OsmAndCompassL
 	private Float heading;
 	private Location location;
 	private boolean locationUpdateStarted;
+	private Paint backgroundPaint = new Paint();
+	private Paint iconPaint = new Paint();
+	private Paint textPaint = new Paint();
+	private Snackbar snackbar;
 
 	@Nullable
 	@Override
 	public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-		final RecyclerView recyclerView = new RecyclerView(getContext());
-		recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
 		final MapActivity mapActivity = (MapActivity) getActivity();
+		final boolean night = !mapActivity.getMyApplication().getSettings().isLightContent();
+		final RecyclerView recyclerView = new RecyclerView(getContext());
+
+		backgroundPaint.setColor(ContextCompat.getColor(getActivity(), night ? R.color.dashboard_divider_dark : R.color.dashboard_divider_light));
+		backgroundPaint.setStyle(Paint.Style.FILL_AND_STROKE);
+		backgroundPaint.setAntiAlias(true);
+		iconPaint.setAntiAlias(true);
+		iconPaint.setFilterBitmap(true);
+		iconPaint.setDither(true);
+		textPaint.setTextSize(getResources().getDimension(R.dimen.default_desc_text_size));
+		textPaint.setFakeBoldText(true);
+		textPaint.setAntiAlias(true);
+
+		final String delStr = getString(R.string.shared_string_delete).toUpperCase();
+		final String moveToHistoryStr = getString(R.string.move_to_history).toUpperCase();
+		final Rect bounds = new Rect();
+
+		textPaint.getTextBounds(moveToHistoryStr, 0, moveToHistoryStr.length(), bounds);
+		final int moveToHistoryStrWidth = bounds.width();
+		final int textHeight = bounds.height();
+
+		recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+		ItemTouchHelper.SimpleCallback simpleItemTouchCallback = new ItemTouchHelper.SimpleCallback(0, ItemTouchHelper.LEFT | ItemTouchHelper.RIGHT) {
+			private float marginSides = getResources().getDimension(R.dimen.list_content_padding);
+			private Bitmap deleteBitmap = BitmapFactory.decodeResource(getResources(), R.drawable.ic_action_delete_dark);
+			private Bitmap resetBitmap = BitmapFactory.decodeResource(getResources(), R.drawable.ic_action_reset_to_default_dark);
+			private boolean iconHidden;
+
+			@Override
+			public int getSwipeDirs(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
+				boolean markerViewHolder = viewHolder instanceof MapMarkerItemViewHolder;
+				if (markerViewHolder) {
+					MapMarker marker = (MapMarker) adapter.getItem(viewHolder.getAdapterPosition());
+					if (marker.history) {
+						return ItemTouchHelper.RIGHT;
+					} else {
+						return super.getSwipeDirs(recyclerView, viewHolder);
+					}
+				} else {
+					return 0;
+				}
+			}
+
+			@Override
+			public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, RecyclerView.ViewHolder target) {
+				return false;
+			}
+
+			@Override
+			public void onChildDraw(Canvas c, RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) {
+				if (actionState == ItemTouchHelper.ACTION_STATE_SWIPE && viewHolder instanceof MapMarkerItemViewHolder) {
+					if (!iconHidden && isCurrentlyActive) {
+						((MapMarkerItemViewHolder) viewHolder).optionsBtn.setVisibility(View.GONE);
+						iconHidden = true;
+					}
+					View itemView = viewHolder.itemView;
+					int colorIcon;
+					int colorText;
+					if (Math.abs(dX) > itemView.getWidth() / 2) {
+						colorIcon = R.color.map_widget_blue;
+						colorText = R.color.map_widget_blue;
+					} else {
+						colorIcon = night ? 0 : R.color.icon_color;
+						colorText = R.color.dashboard_subheader_text_light;
+					}
+					if (colorIcon != 0) {
+						iconPaint.setColorFilter(new PorterDuffColorFilter(ContextCompat.getColor(getActivity(), colorIcon), PorterDuff.Mode.SRC_IN));
+					}
+					textPaint.setColor(ContextCompat.getColor(getActivity(), colorText));
+					float textMarginTop = ((float) itemView.getHeight() - (float) textHeight) / 2;
+					if (dX > 0) {
+						c.drawRect(itemView.getLeft(), itemView.getTop(), dX, itemView.getBottom(), backgroundPaint);
+						float iconMarginTop = ((float) itemView.getHeight() - (float) deleteBitmap.getHeight()) / 2;
+						c.drawBitmap(deleteBitmap, itemView.getLeft() + marginSides, itemView.getTop() + iconMarginTop, iconPaint);
+						c.drawText(delStr, itemView.getLeft() + 2 * marginSides + deleteBitmap.getWidth(),
+								itemView.getTop() + textMarginTop + textHeight, textPaint);
+					} else {
+						c.drawRect(itemView.getRight() + dX, itemView.getTop(), itemView.getRight(), itemView.getBottom(), backgroundPaint);
+						float iconMarginTop = ((float) itemView.getHeight() - (float) resetBitmap.getHeight()) / 2;
+						c.drawBitmap(resetBitmap, itemView.getRight() - resetBitmap.getWidth() - marginSides, itemView.getTop() + iconMarginTop, iconPaint);
+						c.drawText(moveToHistoryStr, itemView.getRight() - resetBitmap.getWidth() - 2 * marginSides - moveToHistoryStrWidth,
+								itemView.getTop() + textMarginTop + textHeight, textPaint);
+					}
+				}
+				super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive);
+			}
+
+			@Override
+			public void clearView(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
+				if (viewHolder instanceof MapMarkerItemViewHolder) {
+					((MapMarkerItemViewHolder) viewHolder).optionsBtn.setVisibility(View.VISIBLE);
+					iconHidden = false;
+				}
+				super.clearView(recyclerView, viewHolder);
+			}
+
+			@Override
+			public void onSwiped(RecyclerView.ViewHolder viewHolder, final int direction) {
+				final int pos = viewHolder.getAdapterPosition();
+				Object item = adapter.getItem(pos);
+				if (item instanceof MapMarker) {
+					final MapMarker marker = (MapMarker) item;
+					int snackbarStringRes;
+					if (direction == ItemTouchHelper.LEFT) {
+						mapActivity.getMyApplication().getMapMarkersHelper().moveMapMarkerToHistory((MapMarker) item);
+						MapMarkersHelper.MapMarkersGroup group = mapActivity.getMyApplication().getMapMarkersHelper().getMapMarkerGroupByName(marker.groupName);
+						if (group != null) {
+							mapActivity.getMyApplication().getMapMarkersHelper().updateGroup(group);
+						}
+						snackbarStringRes = R.string.marker_moved_to_history;
+					} else {
+						mapActivity.getMyApplication().getMapMarkersHelper().removeMarker((MapMarker) item);
+						snackbarStringRes = R.string.item_removed;
+					}
+					updateAdapter();
+					snackbar = Snackbar.make(viewHolder.itemView, snackbarStringRes, Snackbar.LENGTH_LONG)
+							.setAction(R.string.shared_string_undo, new View.OnClickListener() {
+								@Override
+								public void onClick(View view) {
+									if (direction == ItemTouchHelper.LEFT) {
+										mapActivity.getMyApplication().getMapMarkersHelper().restoreMarkerFromHistory(marker, 0);
+									} else {
+										mapActivity.getMyApplication().getMapMarkersHelper().addMarker(marker);
+									}
+									updateAdapter();
+								}
+							});
+					View snackBarView = snackbar.getView();
+					TextView tv = (TextView) snackBarView.findViewById(android.support.design.R.id.snackbar_action);
+					tv.setTextColor(ContextCompat.getColor(mapActivity, R.color.color_dialog_buttons_dark));
+					snackbar.show();
+				}
+			}
+		};
+		ItemTouchHelper itemTouchHelper = new ItemTouchHelper(simpleItemTouchCallback);
+		itemTouchHelper.attachToRecyclerView(recyclerView);
 
 		adapter = new MapMarkersGroupsAdapter(mapActivity);
 		recyclerView.setAdapter(adapter);
@@ -87,6 +240,9 @@ public class MapMarkersGroupsFragment extends Fragment implements OsmAndCompassL
 		if (adapter != null) {
 			adapter.hideSnackbar();
 		}
+		if (snackbar != null && snackbar.isShown()) {
+			snackbar.dismiss();
+		}
 	}
 
 	@Override

OsmAnd/src/net/osmand/plus/mapmarkers/MapMarkersHistoryFragment.java

@@ -152,7 +152,7 @@ public class MapMarkersHistoryFragment extends Fragment implements MapMarkersHel
 						app.getMapMarkersHelper().restoreMarkerFromHistory((MapMarker) item, 0);
 						snackbarStringRes = R.string.marker_moved_to_active;
 					} else {
-						app.getMapMarkersHelper().removeMarkerFromHistory((MapMarker) item);
+						app.getMapMarkersHelper().removeMarker((MapMarker) item);
 						snackbarStringRes = R.string.item_removed;
 					}
 					adapter.notifyItemRemoved(pos);
@@ -225,7 +225,7 @@ public class MapMarkersHistoryFragment extends Fragment implements MapMarkersHel
 			public void onDeleteMarker(int pos) {
 				Object item = adapter.getItem(pos);
 				if (item instanceof MapMarker) {
-					app.getMapMarkersHelper().removeMarkerFromHistory((MapMarker) item);
+					app.getMapMarkersHelper().removeMarker((MapMarker) item);
 					adapter.notifyItemRemoved(pos);
 				}
 			}