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#550 In-note-search doesn't jump to occurrence of searchstring

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- Jump to last occurrence when previously selected occurrence was the first one
- Hide search fabs, if only one occurrecen
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stefan-niedermann 2020-01-23 11:10:26 +01:00 committed by Niedermann IT-Dienstleistungen
parent 01e01192d5
commit e4059efaea
1 changed files with 66 additions and 26 deletions
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92
app/src/main/java/it/niedermann/owncloud/notes/android/fragment/BaseNoteFragment.java
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@ -190,7 +190,8 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
}
}
private int occurrence = 1;
private int currentOccurrence = 1;
private int occurrenceCount = 0;
@Override
public void onPrepareOptionsMenu(@NonNull Menu menu) {
@ -215,9 +216,6 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
final LinearLayout searchEditFrame = searchView.findViewById(R.id
.search_edit_frame);
FloatingActionButton next = getSearchNextButton();
FloatingActionButton prev = getSearchPrevButton();
searchEditFrame.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
int oldVisibility = -1;
@ -229,19 +227,9 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
if (currentVisibility != View.VISIBLE) {
colorWithText("");
searchQuery = "";
if (prev != null) {
prev.hide();
}
if (next != null) {
next.hide();
}
hideSearchFabs();
} else {
if (prev != null) {
prev.show();
}
if (next != null) {
next.show();
}
showSearchFabs();
}
oldVisibility = currentVisibility;
@ -249,16 +237,20 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
}
});
FloatingActionButton next = getSearchNextButton();
FloatingActionButton prev = getSearchPrevButton();
if (next != null) {
next.setOnClickListener(v -> {
occurrence++;
currentOccurrence++;
jumpToOccurrence();
});
}
if (prev != null) {
prev.setOnClickListener(v -> {
occurrence--;
currentOccurrence--;
jumpToOccurrence();
});
}
@ -266,7 +258,7 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
@Override
public boolean onQueryTextSubmit(String query) {
occurrence++;
currentOccurrence++;
jumpToOccurrence();
return true;
}
@ -275,30 +267,59 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
public boolean onQueryTextChange(String newText) {
searchQuery = newText;
colorWithText(newText);
occurrence = 1;
occurrenceCount = countOccurrences(getContent(), searchQuery);
if(occurrenceCount > 1) {
showSearchFabs();
} else {
hideSearchFabs();
}
currentOccurrence = 1;
jumpToOccurrence();
return true;
}
});
}
private void hideSearchFabs() {
FloatingActionButton next = getSearchNextButton();
FloatingActionButton prev = getSearchPrevButton();
if (prev != null) {
prev.hide();
}
if (next != null) {
next.hide();
}
}
private void showSearchFabs() {
FloatingActionButton next = getSearchNextButton();
FloatingActionButton prev = getSearchPrevButton();
if (prev != null) {
prev.show();
}
if (next != null) {
next.show();
}
}
private void jumpToOccurrence() {
if (searchQuery == null || searchQuery.isEmpty()) {
// No search term
return;
}
if (occurrence < 1) {
// TODO find last occurrence
occurrence = 1;
if (currentOccurrence < 1) {
// if currentOccurrence is lower than 1, jump to last occurrence
currentOccurrence = occurrenceCount;
jumpToOccurrence();
return;
}
String currentContent = getContent().toLowerCase();
int indexOfNewText = indexOfNth(currentContent, searchQuery.toLowerCase(), 0, occurrence);
int indexOfNewText = indexOfNth(currentContent, searchQuery.toLowerCase(), 0, currentOccurrence);
if (indexOfNewText <= 0) {
// Search term is not n times in text
// Go back to first search result
if (occurrence != 1) {
occurrence = 1;
if (currentOccurrence != 1) {
currentOccurrence = 1;
jumpToOccurrence();
}
return;
@ -322,6 +343,25 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
return indexOfNth(input, value, idx + 1, --nth);
}
private static int countOccurrences(String haystack, String needle) {
if(haystack == null || haystack.isEmpty() || needle == null || needle.isEmpty()) {
return 0;
}
haystack = haystack.toLowerCase();
needle = needle.toLowerCase();
int lastIndex = 0;
int count = 0;
while (lastIndex != -1) {
lastIndex = haystack.indexOf(needle, lastIndex);
if (lastIndex != -1) {
count++;
lastIndex += needle.length();
}
}
return count;
}
protected abstract ScrollView getScrollView();
protected abstract Layout getLayout();