Examples with VerticalPositionAutoAnimator org.telegram.ui.Components.VerticalPositionAutoAnimator used on opensource projects

Example 1 with VerticalPositionAutoAnimator

use of org.telegram.ui.Components.VerticalPositionAutoAnimator in project Telegram-FOSS by Telegram-FOSS-Team.

the class GroupCreateActivity method createView.

@Override
public View createView(Context context) {
    searching = false;
    searchWas = false;
    allSpans.clear();
    selectedContacts.clear();
    currentDeletingSpan = null;
    doneButtonVisible = chatType == ChatObject.CHAT_TYPE_CHANNEL;
    actionBar.setBackButtonImage(R.drawable.ic_ab_back);
    actionBar.setAllowOverlayTitle(true);
    if (chatType == ChatObject.CHAT_TYPE_CHANNEL) {
        actionBar.setTitle(LocaleController.getString("ChannelAddSubscribers", R.string.ChannelAddSubscribers));
    } else {
        if (addToGroup) {
            if (channelId != 0) {
                actionBar.setTitle(LocaleController.getString("ChannelAddSubscribers", R.string.ChannelAddSubscribers));
            } else {
                actionBar.setTitle(LocaleController.getString("GroupAddMembers", R.string.GroupAddMembers));
            }
        } else if (isAlwaysShare) {
            if (chatAddType == 2) {
                actionBar.setTitle(LocaleController.getString("FilterAlwaysShow", R.string.FilterAlwaysShow));
            } else if (chatAddType == 1) {
                actionBar.setTitle(LocaleController.getString("AlwaysAllow", R.string.AlwaysAllow));
            } else {
                actionBar.setTitle(LocaleController.getString("AlwaysShareWithTitle", R.string.AlwaysShareWithTitle));
            }
        } else if (isNeverShare) {
            if (chatAddType == 2) {
                actionBar.setTitle(LocaleController.getString("FilterNeverShow", R.string.FilterNeverShow));
            } else if (chatAddType == 1) {
                actionBar.setTitle(LocaleController.getString("NeverAllow", R.string.NeverAllow));
            } else {
                actionBar.setTitle(LocaleController.getString("NeverShareWithTitle", R.string.NeverShareWithTitle));
            }
        } else {
            actionBar.setTitle(chatType == ChatObject.CHAT_TYPE_CHAT ? LocaleController.getString("NewGroup", R.string.NewGroup) : LocaleController.getString("NewBroadcastList", R.string.NewBroadcastList));
        }
    }
    actionBar.setActionBarMenuOnItemClick(new ActionBar.ActionBarMenuOnItemClick() {

        @Override
        public void onItemClick(int id) {
            if (id == -1) {
                finishFragment();
            } else if (id == done_button) {
                onDonePressed(true);
            }
        }
    });
    fragmentView = new ViewGroup(context) {

        private VerticalPositionAutoAnimator verticalPositionAutoAnimator;

        @Override
        public void onViewAdded(View child) {
            if (child == floatingButton && verticalPositionAutoAnimator == null) {
                verticalPositionAutoAnimator = VerticalPositionAutoAnimator.attach(child);
            }
        }

        @Override
        protected void onAttachedToWindow() {
            super.onAttachedToWindow();
            if (verticalPositionAutoAnimator != null) {
                verticalPositionAutoAnimator.ignoreNextLayout();
            }
        }

        @Override
        protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
            int width = MeasureSpec.getSize(widthMeasureSpec);
            int height = MeasureSpec.getSize(heightMeasureSpec);
            setMeasuredDimension(width, height);
            if (AndroidUtilities.isTablet() || height > width) {
                maxSize = AndroidUtilities.dp(144);
            } else {
                maxSize = AndroidUtilities.dp(56);
            }
            scrollView.measure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(maxSize, MeasureSpec.AT_MOST));
            listView.measure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(height - scrollView.getMeasuredHeight(), MeasureSpec.EXACTLY));
            emptyView.measure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(height - scrollView.getMeasuredHeight(), MeasureSpec.EXACTLY));
            if (floatingButton != null) {
                int w = AndroidUtilities.dp(Build.VERSION.SDK_INT >= 21 ? 56 : 60);
                floatingButton.measure(MeasureSpec.makeMeasureSpec(w, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(w, MeasureSpec.EXACTLY));
            }
        }

        @Override
        protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
            scrollView.layout(0, 0, scrollView.getMeasuredWidth(), scrollView.getMeasuredHeight());
            listView.layout(0, scrollView.getMeasuredHeight(), listView.getMeasuredWidth(), scrollView.getMeasuredHeight() + listView.getMeasuredHeight());
            emptyView.layout(0, scrollView.getMeasuredHeight(), emptyView.getMeasuredWidth(), scrollView.getMeasuredHeight() + emptyView.getMeasuredHeight());
            if (floatingButton != null) {
                int l = LocaleController.isRTL ? AndroidUtilities.dp(14) : (right - left) - AndroidUtilities.dp(14) - floatingButton.getMeasuredWidth();
                int t = bottom - top - AndroidUtilities.dp(14) - floatingButton.getMeasuredHeight();
                floatingButton.layout(l, t, l + floatingButton.getMeasuredWidth(), t + floatingButton.getMeasuredHeight());
            }
        }

        @Override
        protected void dispatchDraw(Canvas canvas) {
            super.dispatchDraw(canvas);
            parentLayout.drawHeaderShadow(canvas, Math.min(maxSize, measuredContainerHeight + containerHeight - measuredContainerHeight));
        }

        @Override
        protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
            if (child == listView) {
                canvas.save();
                canvas.clipRect(child.getLeft(), Math.min(maxSize, measuredContainerHeight + containerHeight - measuredContainerHeight), child.getRight(), child.getBottom());
                boolean result = super.drawChild(canvas, child, drawingTime);
                canvas.restore();
                return result;
            } else if (child == scrollView) {
                canvas.save();
                canvas.clipRect(child.getLeft(), child.getTop(), child.getRight(), Math.min(maxSize, measuredContainerHeight + containerHeight - measuredContainerHeight));
                boolean result = super.drawChild(canvas, child, drawingTime);
                canvas.restore();
                return result;
            } else {
                return super.drawChild(canvas, child, drawingTime);
            }
        }
    };
    ViewGroup frameLayout = (ViewGroup) fragmentView;
    frameLayout.setFocusableInTouchMode(true);
    frameLayout.setDescendantFocusability(ViewGroup.FOCUS_BEFORE_DESCENDANTS);
    scrollView = new ScrollView(context) {

        @Override
        public boolean requestChildRectangleOnScreen(View child, Rect rectangle, boolean immediate) {
            if (ignoreScrollEvent) {
                ignoreScrollEvent = false;
                return false;
            }
            rectangle.offset(child.getLeft() - child.getScrollX(), child.getTop() - child.getScrollY());
            rectangle.top += fieldY + AndroidUtilities.dp(20);
            rectangle.bottom += fieldY + AndroidUtilities.dp(50);
            return super.requestChildRectangleOnScreen(child, rectangle, immediate);
        }
    };
    scrollView.setClipChildren(false);
    frameLayout.setClipChildren(false);
    scrollView.setVerticalScrollBarEnabled(false);
    AndroidUtilities.setScrollViewEdgeEffectColor(scrollView, Theme.getColor(Theme.key_windowBackgroundWhite));
    frameLayout.addView(scrollView);
    spansContainer = new SpansContainer(context);
    scrollView.addView(spansContainer, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.WRAP_CONTENT));
    spansContainer.setOnClickListener(v -> {
        editText.clearFocus();
        editText.requestFocus();
        AndroidUtilities.showKeyboard(editText);
    });
    editText = new EditTextBoldCursor(context) {

        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (currentDeletingSpan != null) {
                currentDeletingSpan.cancelDeleteAnimation();
                currentDeletingSpan = null;
            }
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                if (!AndroidUtilities.showKeyboard(this)) {
                    clearFocus();
                    requestFocus();
                }
            }
            return super.onTouchEvent(event);
        }
    };
    editText.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 16);
    editText.setHintColor(Theme.getColor(Theme.key_groupcreate_hintText));
    editText.setTextColor(Theme.getColor(Theme.key_windowBackgroundWhiteBlackText));
    editText.setCursorColor(Theme.getColor(Theme.key_groupcreate_cursor));
    editText.setCursorWidth(1.5f);
    editText.setInputType(InputType.TYPE_TEXT_VARIATION_FILTER | InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
    editText.setSingleLine(true);
    editText.setBackgroundDrawable(null);
    editText.setVerticalScrollBarEnabled(false);
    editText.setHorizontalScrollBarEnabled(false);
    editText.setTextIsSelectable(false);
    editText.setPadding(0, 0, 0, 0);
    editText.setImeOptions(EditorInfo.IME_ACTION_DONE | EditorInfo.IME_FLAG_NO_EXTRACT_UI);
    editText.setGravity((LocaleController.isRTL ? Gravity.RIGHT : Gravity.LEFT) | Gravity.CENTER_VERTICAL);
    spansContainer.addView(editText);
    updateEditTextHint();
    editText.setCustomSelectionActionModeCallback(new ActionMode.Callback() {

        public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
            return false;
        }

        public void onDestroyActionMode(ActionMode mode) {
        }

        public boolean onCreateActionMode(ActionMode mode, Menu menu) {
            return false;
        }

        public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
            return false;
        }
    });
    editText.setOnEditorActionListener((v, actionId, event) -> actionId == EditorInfo.IME_ACTION_DONE && onDonePressed(true));
    editText.setOnKeyListener(new View.OnKeyListener() {

        private boolean wasEmpty;

        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_DEL) {
                if (event.getAction() == KeyEvent.ACTION_DOWN) {
                    wasEmpty = editText.length() == 0;
                } else if (event.getAction() == KeyEvent.ACTION_UP && wasEmpty && !allSpans.isEmpty()) {
                    spansContainer.removeSpan(allSpans.get(allSpans.size() - 1));
                    updateHint();
                    checkVisibleRows();
                    return true;
                }
            }
            return false;
        }
    });
    editText.addTextChangedListener(new TextWatcher() {

        @Override
        public void beforeTextChanged(CharSequence charSequence, int start, int count, int after) {
        }

        @Override
        public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) {
        }

        @Override
        public void afterTextChanged(Editable editable) {
            if (editText.length() != 0) {
                if (!adapter.searching) {
                    searching = true;
                    searchWas = true;
                    adapter.setSearching(true);
                    itemDecoration.setSearching(true);
                    listView.setFastScrollVisible(false);
                    listView.setVerticalScrollBarEnabled(true);
                }
                adapter.searchDialogs(editText.getText().toString());
                emptyView.showProgress(true, false);
            } else {
                closeSearch();
            }
        }
    });
    FlickerLoadingView flickerLoadingView = new FlickerLoadingView(context);
    flickerLoadingView.setViewType(FlickerLoadingView.USERS_TYPE);
    flickerLoadingView.showDate(false);
    emptyView = new StickerEmptyView(context, flickerLoadingView, StickerEmptyView.STICKER_TYPE_SEARCH);
    emptyView.addView(flickerLoadingView);
    emptyView.showProgress(true, false);
    emptyView.title.setText(LocaleController.getString("NoResult", R.string.NoResult));
    frameLayout.addView(emptyView);
    LinearLayoutManager linearLayoutManager = new LinearLayoutManager(context, LinearLayoutManager.VERTICAL, false);
    listView = new RecyclerListView(context);
    listView.setFastScrollEnabled(RecyclerListView.FastScroll.LETTER_TYPE);
    listView.setEmptyView(emptyView);
    listView.setAdapter(adapter = new GroupCreateAdapter(context));
    listView.setLayoutManager(linearLayoutManager);
    listView.setVerticalScrollBarEnabled(false);
    listView.setVerticalScrollbarPosition(LocaleController.isRTL ? View.SCROLLBAR_POSITION_LEFT : View.SCROLLBAR_POSITION_RIGHT);
    listView.addItemDecoration(itemDecoration = new GroupCreateDividerItemDecoration());
    frameLayout.addView(listView);
    listView.setOnItemClickListener((view, position) -> {
        if (position == 0 && adapter.inviteViaLink != 0 && !adapter.searching) {
            sharedLinkBottomSheet = new PermanentLinkBottomSheet(context, false, this, info, chatId, channelId != 0);
            showDialog(sharedLinkBottomSheet);
        } else if (view instanceof GroupCreateUserCell) {
            GroupCreateUserCell cell = (GroupCreateUserCell) view;
            Object object = cell.getObject();
            long id;
            if (object instanceof TLRPC.User) {
                id = ((TLRPC.User) object).id;
            } else if (object instanceof TLRPC.Chat) {
                id = -((TLRPC.Chat) object).id;
            } else {
                return;
            }
            if (ignoreUsers != null && ignoreUsers.indexOfKey(id) >= 0) {
                return;
            }
            boolean exists;
            if (exists = selectedContacts.indexOfKey(id) >= 0) {
                GroupCreateSpan span = selectedContacts.get(id);
                spansContainer.removeSpan(span);
            } else {
                if (maxCount != 0 && selectedContacts.size() == maxCount) {
                    return;
                }
                if (chatType == ChatObject.CHAT_TYPE_CHAT && selectedContacts.size() == getMessagesController().maxGroupCount) {
                    AlertDialog.Builder builder = new AlertDialog.Builder(getParentActivity());
                    builder.setTitle(LocaleController.getString("AppName", R.string.AppName));
                    builder.setMessage(LocaleController.getString("SoftUserLimitAlert", R.string.SoftUserLimitAlert));
                    builder.setPositiveButton(LocaleController.getString("OK", R.string.OK), null);
                    showDialog(builder.create());
                    return;
                }
                if (object instanceof TLRPC.User) {
                    TLRPC.User user = (TLRPC.User) object;
                    if (addToGroup && user.bot) {
                        if (channelId == 0 && user.bot_nochats) {
                            try {
                                BulletinFactory.of(this).createErrorBulletin(LocaleController.getString("BotCantJoinGroups", R.string.BotCantJoinGroups)).show();
                            } catch (Exception e) {
                                FileLog.e(e);
                            }
                            return;
                        }
                        if (channelId != 0) {
                            TLRPC.Chat chat = getMessagesController().getChat(channelId);
                            AlertDialog.Builder builder = new AlertDialog.Builder(getParentActivity());
                            if (ChatObject.canAddAdmins(chat)) {
                                builder.setTitle(LocaleController.getString("AppName", R.string.AppName));
                                builder.setMessage(LocaleController.getString("AddBotAsAdmin", R.string.AddBotAsAdmin));
                                builder.setPositiveButton(LocaleController.getString("MakeAdmin", R.string.MakeAdmin), (dialogInterface, i) -> {
                                    delegate2.needAddBot(user);
                                    if (editText.length() > 0) {
                                        editText.setText(null);
                                    }
                                });
                                builder.setNegativeButton(LocaleController.getString("Cancel", R.string.Cancel), null);
                            } else {
                                builder.setMessage(LocaleController.getString("CantAddBotAsAdmin", R.string.CantAddBotAsAdmin));
                                builder.setPositiveButton(LocaleController.getString("OK", R.string.OK), null);
                            }
                            showDialog(builder.create());
                            return;
                        }
                    }
                    getMessagesController().putUser(user, !searching);
                } else {
                    TLRPC.Chat chat = (TLRPC.Chat) object;
                    getMessagesController().putChat(chat, !searching);
                }
                GroupCreateSpan span = new GroupCreateSpan(editText.getContext(), object);
                spansContainer.addSpan(span);
                span.setOnClickListener(GroupCreateActivity.this);
            }
            updateHint();
            if (searching || searchWas) {
                AndroidUtilities.showKeyboard(editText);
            } else {
                cell.setChecked(!exists, true);
            }
            if (editText.length() > 0) {
                editText.setText(null);
            }
        }
    });
    listView.setOnScrollListener(new RecyclerView.OnScrollListener() {

        @Override
        public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
            if (newState == RecyclerView.SCROLL_STATE_DRAGGING) {
                editText.hideActionMode();
                AndroidUtilities.hideKeyboard(editText);
            }
        }
    });
    listView.setAnimateEmptyView(true, 0);
    floatingButton = new ImageView(context);
    floatingButton.setScaleType(ImageView.ScaleType.CENTER);
    Drawable drawable = Theme.createSimpleSelectorCircleDrawable(AndroidUtilities.dp(56), Theme.getColor(Theme.key_chats_actionBackground), Theme.getColor(Theme.key_chats_actionPressedBackground));
    if (Build.VERSION.SDK_INT < 21) {
        Drawable shadowDrawable = context.getResources().getDrawable(R.drawable.floating_shadow).mutate();
        shadowDrawable.setColorFilter(new PorterDuffColorFilter(0xff000000, PorterDuff.Mode.MULTIPLY));
        CombinedDrawable combinedDrawable = new CombinedDrawable(shadowDrawable, drawable, 0, 0);
        combinedDrawable.setIconSize(AndroidUtilities.dp(56), AndroidUtilities.dp(56));
        drawable = combinedDrawable;
    }
    floatingButton.setBackgroundDrawable(drawable);
    floatingButton.setColorFilter(new PorterDuffColorFilter(Theme.getColor(Theme.key_chats_actionIcon), PorterDuff.Mode.MULTIPLY));
    if (isNeverShare || isAlwaysShare || addToGroup) {
        floatingButton.setImageResource(R.drawable.floating_check);
    } else {
        BackDrawable backDrawable = new BackDrawable(false);
        backDrawable.setArrowRotation(180);
        floatingButton.setImageDrawable(backDrawable);
    }
    if (Build.VERSION.SDK_INT >= 21) {
        StateListAnimator animator = new StateListAnimator();
        animator.addState(new int[] { android.R.attr.state_pressed }, ObjectAnimator.ofFloat(floatingButton, "translationZ", AndroidUtilities.dp(2), AndroidUtilities.dp(4)).setDuration(200));
        animator.addState(new int[] {}, ObjectAnimator.ofFloat(floatingButton, "translationZ", AndroidUtilities.dp(4), AndroidUtilities.dp(2)).setDuration(200));
        floatingButton.setStateListAnimator(animator);
        floatingButton.setOutlineProvider(new ViewOutlineProvider() {

            @SuppressLint("NewApi")
            @Override
            public void getOutline(View view, Outline outline) {
                outline.setOval(0, 0, AndroidUtilities.dp(56), AndroidUtilities.dp(56));
            }
        });
    }
    frameLayout.addView(floatingButton);
    floatingButton.setOnClickListener(v -> onDonePressed(true));
    if (chatType != ChatObject.CHAT_TYPE_CHANNEL) {
        floatingButton.setVisibility(View.INVISIBLE);
        floatingButton.setScaleX(0.0f);
        floatingButton.setScaleY(0.0f);
        floatingButton.setAlpha(0.0f);
    }
    floatingButton.setContentDescription(LocaleController.getString("Next", R.string.Next));
    updateHint();
    return fragmentView;
}