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Modify the behaviour of ItemTouchHelper.

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This commit is contained in:
Docile-Alligator 2022-11-07 13:38:55 +11:00
parent fd63dba91b
commit c2360ca59a
4 changed files with 188 additions and 152 deletions
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10
app/src/main/java/ml/docilealligator/infinityforreddit/fragments/CommentsListingFragment.java
View File

@ -177,6 +177,7 @@ public class CommentsListingFragment extends Fragment implements FragmentCommuni
@Override @Override
public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int direction) { public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int direction) {
if (touchHelper != null) { if (touchHelper != null) {
exceedThreshold = false;
touchHelper.attachToRecyclerView(null); touchHelper.attachToRecyclerView(null);
touchHelper.attachToRecyclerView(mCommentRecyclerView); touchHelper.attachToRecyclerView(mCommentRecyclerView);
if (mAdapter != null) { if (mAdapter != null) {
@ -189,6 +190,7 @@ public class CommentsListingFragment extends Fragment implements FragmentCommuni
public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) { public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) {
super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive); super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive);
if (isCurrentlyActive) {
View itemView = viewHolder.itemView; View itemView = viewHolder.itemView;
int horizontalOffset = (int) Utils.convertDpToPixel(16, mActivity); int horizontalOffset = (int) Utils.convertDpToPixel(16, mActivity);
if (dX > 0) { if (dX > 0) {
@ -233,11 +235,17 @@ public class CommentsListingFragment extends Fragment implements FragmentCommuni
backgroundSwipeLeft.draw(c); backgroundSwipeLeft.draw(c);
drawableSwipeLeft.draw(c); drawableSwipeLeft.draw(c);
} }
} else {
if (exceedThreshold) {
mAdapter.onItemSwipe(viewHolder, dX > 0 ? ItemTouchHelper.END : ItemTouchHelper.START, swipeLeftAction, swipeRightAction);
exceedThreshold = false;
}
}
} }
@Override @Override
public float getSwipeThreshold(@NonNull RecyclerView.ViewHolder viewHolder) { public float getSwipeThreshold(@NonNull RecyclerView.ViewHolder viewHolder) {
return swipeActionThreshold; return 100;
} }
}); });

10
app/src/main/java/ml/docilealligator/infinityforreddit/fragments/HistoryPostFragment.java
View File

@ -488,6 +488,7 @@ public class HistoryPostFragment extends Fragment implements FragmentCommunicato
@Override @Override
public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int direction) { public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int direction) {
if (touchHelper != null) { if (touchHelper != null) {
exceedThreshold = false;
touchHelper.attachToRecyclerView(null); touchHelper.attachToRecyclerView(null);
touchHelper.attachToRecyclerView(mPostRecyclerView); touchHelper.attachToRecyclerView(mPostRecyclerView);
if (mAdapter != null) { if (mAdapter != null) {
@ -500,6 +501,7 @@ public class HistoryPostFragment extends Fragment implements FragmentCommunicato
public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) { public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) {
super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive); super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive);
if (isCurrentlyActive) {
View itemView = viewHolder.itemView; View itemView = viewHolder.itemView;
int horizontalOffset = (int) Utils.convertDpToPixel(16, activity); int horizontalOffset = (int) Utils.convertDpToPixel(16, activity);
if (dX > 0) { if (dX > 0) {
@ -544,11 +546,17 @@ public class HistoryPostFragment extends Fragment implements FragmentCommunicato
backgroundSwipeLeft.draw(c); backgroundSwipeLeft.draw(c);
drawableSwipeLeft.draw(c); drawableSwipeLeft.draw(c);
} }
} else {
if (exceedThreshold) {
mAdapter.onItemSwipe(viewHolder, dX > 0 ? ItemTouchHelper.END : ItemTouchHelper.START, swipeLeftAction, swipeRightAction);
exceedThreshold = false;
}
}
} }
@Override @Override
public float getSwipeThreshold(@NonNull RecyclerView.ViewHolder viewHolder) { public float getSwipeThreshold(@NonNull RecyclerView.ViewHolder viewHolder) {
return swipeActionThreshold; return 100;
} }
}); });

12
app/src/main/java/ml/docilealligator/infinityforreddit/fragments/PostFragment.java
View File

@ -1075,6 +1075,7 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
@Override @Override
public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int direction) { public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int direction) {
if (touchHelper != null) { if (touchHelper != null) {
exceedThreshold = false;
touchHelper.attachToRecyclerView(null); touchHelper.attachToRecyclerView(null);
touchHelper.attachToRecyclerView(mPostRecyclerView); touchHelper.attachToRecyclerView(mPostRecyclerView);
if (mAdapter != null) { if (mAdapter != null) {
@ -1087,6 +1088,7 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) { public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) {
super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive); super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive);
if (isCurrentlyActive) {
View itemView = viewHolder.itemView; View itemView = viewHolder.itemView;
int horizontalOffset = (int) Utils.convertDpToPixel(16, activity); int horizontalOffset = (int) Utils.convertDpToPixel(16, activity);
if (dX > 0) { if (dX > 0) {
@ -1131,11 +1133,19 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
backgroundSwipeLeft.draw(c); backgroundSwipeLeft.draw(c);
drawableSwipeLeft.draw(c); drawableSwipeLeft.draw(c);
} }
} else {
if (exceedThreshold) {
mAdapter.onItemSwipe(viewHolder, dX > 0 ? ItemTouchHelper.END : ItemTouchHelper.START, swipeLeftAction, swipeRightAction);
exceedThreshold = false;
}
}
} }
@Override @Override
public float getSwipeThreshold(@NonNull RecyclerView.ViewHolder viewHolder) { public float getSwipeThreshold(@NonNull RecyclerView.ViewHolder viewHolder) {
return swipeActionThreshold; return 100;
} }
}); });

12
app/src/main/java/ml/docilealligator/infinityforreddit/fragments/ViewPostDetailFragment.java
View File

@ -458,6 +458,7 @@ public class ViewPostDetailFragment extends Fragment implements FragmentCommunic
@Override @Override
public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int direction) { public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int direction) {
if (touchHelper != null) { if (touchHelper != null) {
exceedThreshold = false;
touchHelper.attachToRecyclerView(null); touchHelper.attachToRecyclerView(null);
touchHelper.attachToRecyclerView((mCommentsRecyclerView == null ? mRecyclerView : mCommentsRecyclerView)); touchHelper.attachToRecyclerView((mCommentsRecyclerView == null ? mRecyclerView : mCommentsRecyclerView));
if (mCommentsAdapter != null) { if (mCommentsAdapter != null) {
@ -470,6 +471,7 @@ public class ViewPostDetailFragment extends Fragment implements FragmentCommunic
public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) { public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) {
super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive); super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive);
if (isCurrentlyActive) {
View itemView = viewHolder.itemView; View itemView = viewHolder.itemView;
int horizontalOffset = (int) Utils.convertDpToPixel(16, activity); int horizontalOffset = (int) Utils.convertDpToPixel(16, activity);
if (dX > 0) { if (dX > 0) {
@ -514,11 +516,19 @@ public class ViewPostDetailFragment extends Fragment implements FragmentCommunic
backgroundSwipeLeft.draw(c); backgroundSwipeLeft.draw(c);
drawableSwipeLeft.draw(c); drawableSwipeLeft.draw(c);
} }
} else {
if (exceedThreshold) {
if (mCommentsAdapter != null) {
mCommentsAdapter.onItemSwipe(viewHolder, dX > 0 ? ItemTouchHelper.END : ItemTouchHelper.START, swipeLeftAction, swipeRightAction);
}
exceedThreshold = false;
}
}
} }
@Override @Override
public float getSwipeThreshold(@NonNull RecyclerView.ViewHolder viewHolder) { public float getSwipeThreshold(@NonNull RecyclerView.ViewHolder viewHolder) {
return swipeActionThreshold; return 100;
} }
}); });