799 lines
22 KiB
C++
799 lines
22 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "ui/widgets/multi_select.h"
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#include "styles/style_widgets.h"
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#include "ui/widgets/buttons.h"
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#include "ui/widgets/input_fields.h"
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#include "ui/widgets/scroll_area.h"
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#include "ui/effects/cross_animation.h"
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#include "ui/text/text_options.h"
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#include "ui/ui_utility.h"
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#include "lang/lang_keys.h"
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namespace Ui {
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namespace {
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constexpr int kWideScale = 3;
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} // namespace
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MultiSelect::Item::Item(const style::MultiSelectItem &st, uint64 id, const QString &text, style::color color, PaintRoundImage &&paintRoundImage)
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: _st(st)
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, _id(id)
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, _color(color)
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, _paintRoundImage(std::move(paintRoundImage)) {
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setText(text);
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}
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void MultiSelect::Item::setText(const QString &text) {
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_text.setText(_st.style, text, NameTextOptions());
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_width = _st.height + _st.padding.left() + _text.maxWidth() + _st.padding.right();
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accumulate_min(_width, _st.maxWidth);
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}
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void MultiSelect::Item::paint(Painter &p, int outerWidth) {
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if (!_cache.isNull() && !_visibility.animating()) {
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if (_hiding) {
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return;
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} else {
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_cache = QPixmap();
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}
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}
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if (_copies.empty()) {
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paintOnce(p, _x, _y, outerWidth);
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} else {
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for (auto i = _copies.begin(), e = _copies.end(); i != e;) {
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auto x = qRound(i->x.value(_x));
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auto y = i->y;
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auto animating = i->x.animating();
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if (animating || (y == _y)) {
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paintOnce(p, x, y, outerWidth);
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}
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if (animating) {
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++i;
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} else {
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i = _copies.erase(i);
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e = _copies.end();
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}
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}
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}
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}
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void MultiSelect::Item::paintOnce(Painter &p, int x, int y, int outerWidth) {
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if (!_cache.isNull()) {
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paintCached(p, x, y, outerWidth);
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return;
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}
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auto radius = _st.height / 2;
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auto inner = style::rtlrect(x + radius, y, _width - radius, _st.height, outerWidth);
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auto clipEnabled = p.hasClipping();
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auto clip = clipEnabled ? p.clipRegion() : QRegion();
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p.setClipRect(inner);
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p.setPen(Qt::NoPen);
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p.setBrush(_active ? _st.textActiveBg : _st.textBg);
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{
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PainterHighQualityEnabler hq(p);
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p.drawRoundedRect(style::rtlrect(x, y, _width, _st.height, outerWidth), radius, radius);
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}
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if (clipEnabled) {
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p.setClipRegion(clip);
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} else {
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p.setClipping(false);
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}
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auto overOpacity = _overOpacity.value(_over ? 1. : 0.);
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if (overOpacity < 1.) {
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_paintRoundImage(p, x, y, outerWidth, _st.height);
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}
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if (overOpacity > 0.) {
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paintDeleteButton(p, x, y, outerWidth, overOpacity);
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}
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auto textLeft = _st.height + _st.padding.left();
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auto textWidth = _width - textLeft - _st.padding.right();
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p.setPen(_active ? _st.textActiveFg : _st.textFg);
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_text.drawLeftElided(p, x + textLeft, y + _st.padding.top(), textWidth, outerWidth);
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}
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void MultiSelect::Item::paintDeleteButton(Painter &p, int x, int y, int outerWidth, float64 overOpacity) {
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p.setOpacity(overOpacity);
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p.setPen(Qt::NoPen);
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p.setBrush(_color);
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{
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PainterHighQualityEnabler hq(p);
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p.drawEllipse(style::rtlrect(x, y, _st.height, _st.height, outerWidth));
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}
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CrossAnimation::paint(p, _st.deleteCross, _st.deleteFg, x, y, outerWidth, overOpacity);
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p.setOpacity(1.);
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}
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bool MultiSelect::Item::paintCached(Painter &p, int x, int y, int outerWidth) {
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PainterHighQualityEnabler hq(p);
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auto opacity = _visibility.value(_hiding ? 0. : 1.);
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auto height = opacity * _cache.height() / _cache.devicePixelRatio();
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auto width = opacity * _cache.width() / _cache.devicePixelRatio();
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p.setOpacity(opacity);
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p.drawPixmap(style::rtlrect(x + (_width - width) / 2., y + (_st.height - height) / 2., width, height, outerWidth), _cache);
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p.setOpacity(1.);
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return true;
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}
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void MultiSelect::Item::mouseMoveEvent(QPoint point) {
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if (!_cache.isNull()) return;
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_overDelete = QRect(0, 0, _st.height, _st.height).contains(point);
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setOver(true);
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}
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void MultiSelect::Item::leaveEvent() {
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_overDelete = false;
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setOver(false);
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}
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void MultiSelect::Item::setPosition(int x, int y, int outerWidth, int maxVisiblePadding) {
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if (_x >= 0 && _y >= 0 && (_x != x || _y != y)) {
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// Make an animation if it is not the first setPosition().
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auto found = false;
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auto leftHidden = -_width - maxVisiblePadding;
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auto rightHidden = outerWidth + maxVisiblePadding;
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for (auto i = _copies.begin(), e = _copies.end(); i != e;) {
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if (i->x.animating()) {
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if (i->y == y) {
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i->x.start(_updateCallback, i->toX, x, _st.duration);
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found = true;
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} else {
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i->x.start(_updateCallback, i->fromX, (i->toX > i->fromX) ? rightHidden : leftHidden, _st.duration);
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}
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++i;
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} else {
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i = _copies.erase(i);
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e = _copies.end();
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}
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}
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if (_copies.empty()) {
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if (_y == y) {
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auto copy = SlideAnimation(_updateCallback, _x, x, _y, _st.duration);
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_copies.push_back(std::move(copy));
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} else {
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auto copyHiding = SlideAnimation(_updateCallback, _x, (y > _y) ? rightHidden : leftHidden, _y, _st.duration);
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_copies.push_back(std::move(copyHiding));
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auto copyShowing = SlideAnimation(_updateCallback, (y > _y) ? leftHidden : rightHidden, x, y, _st.duration);
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_copies.push_back(std::move(copyShowing));
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}
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} else if (!found) {
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auto copy = SlideAnimation(_updateCallback, (y > _y) ? leftHidden : rightHidden, x, y, _st.duration);
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_copies.push_back(std::move(copy));
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}
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}
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_x = x;
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_y = y;
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}
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QRect MultiSelect::Item::paintArea(int outerWidth) const {
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if (_copies.empty()) {
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return rect();
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}
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auto yMin = 0, yMax = 0;
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for (const auto © : _copies) {
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accumulate_max(yMax, copy.y);
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if (yMin) {
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accumulate_min(yMin, copy.y);
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} else {
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yMin = copy.y;
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}
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}
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return QRect(0, yMin, outerWidth, yMax - yMin + _st.height);
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}
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void MultiSelect::Item::prepareCache() {
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if (!_cache.isNull()) return;
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Assert(!_visibility.animating());
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auto cacheWidth = _width * kWideScale * cIntRetinaFactor();
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auto cacheHeight = _st.height * kWideScale * cIntRetinaFactor();
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auto data = QImage(cacheWidth, cacheHeight, QImage::Format_ARGB32_Premultiplied);
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data.fill(Qt::transparent);
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data.setDevicePixelRatio(cRetinaFactor());
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{
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Painter p(&data);
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paintOnce(p, _width * (kWideScale - 1) / 2, _st.height * (kWideScale - 1) / 2, cacheWidth);
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}
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_cache = Ui::PixmapFromImage(std::move(data));
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}
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void MultiSelect::Item::setVisibleAnimated(bool visible) {
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_hiding = !visible;
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prepareCache();
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auto from = visible ? 0. : 1.;
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auto to = visible ? 1. : 0.;
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auto transition = visible ? anim::bumpy(1.0625) : anim::linear;
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_visibility.start(_updateCallback, from, to, _st.duration, transition);
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}
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void MultiSelect::Item::setOver(bool over) {
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if (over != _over) {
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_over = over;
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_overOpacity.start(_updateCallback, _over ? 0. : 1., _over ? 1. : 0., _st.duration);
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}
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}
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MultiSelect::MultiSelect(
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QWidget *parent,
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const style::MultiSelect &st,
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rpl::producer<QString> placeholder)
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: RpWidget(parent)
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, _st(st)
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, _scroll(this, _st.scroll) {
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const auto scrollCallback = [=](int activeTop, int activeBottom) {
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scrollTo(activeTop, activeBottom);
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};
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_inner = _scroll->setOwnedWidget(object_ptr<Inner>(
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this,
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st,
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std::move(placeholder),
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scrollCallback));
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_scroll->installEventFilter(this);
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_inner->setResizedCallback([this](int innerHeightDelta) {
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auto newHeight = resizeGetHeight(width());
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if (innerHeightDelta > 0) {
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_scroll->scrollToY(_scroll->scrollTop() + innerHeightDelta);
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}
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if (newHeight != height()) {
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resize(width(), newHeight);
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if (_resizedCallback) {
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_resizedCallback();
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}
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}
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});
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_inner->setQueryChangedCallback([this](const QString &query) {
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_scroll->scrollToY(_scroll->scrollTopMax());
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if (_queryChangedCallback) {
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_queryChangedCallback(query);
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}
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});
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setAttribute(Qt::WA_OpaquePaintEvent);
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auto defaultWidth = _st.item.maxWidth + _st.fieldMinWidth + _st.fieldCancelSkip;
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resizeToWidth(_st.padding.left() + defaultWidth + _st.padding.right());
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}
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bool MultiSelect::eventFilter(QObject *o, QEvent *e) {
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if (o == _scroll && e->type() == QEvent::KeyPress) {
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e->ignore();
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return true;
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}
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return false;
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}
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void MultiSelect::scrollTo(int activeTop, int activeBottom) {
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auto scrollTop = _scroll->scrollTop();
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auto scrollHeight = _scroll->height();
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auto scrollBottom = scrollTop + scrollHeight;
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if (scrollTop > activeTop) {
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_scroll->scrollToY(activeTop);
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} else if (scrollBottom < activeBottom) {
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_scroll->scrollToY(activeBottom - scrollHeight);
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}
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}
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void MultiSelect::setQueryChangedCallback(Fn<void(const QString &query)> callback) {
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_queryChangedCallback = std::move(callback);
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}
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void MultiSelect::setSubmittedCallback(Fn<void(Qt::KeyboardModifiers)> callback) {
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_inner->setSubmittedCallback(std::move(callback));
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}
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void MultiSelect::setCancelledCallback(Fn<void()> callback) {
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_inner->setCancelledCallback(std::move(callback));
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}
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void MultiSelect::setResizedCallback(Fn<void()> callback) {
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_resizedCallback = std::move(callback);
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}
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void MultiSelect::setInnerFocus() {
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if (_inner->setInnerFocus()) {
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_scroll->scrollToY(_scroll->scrollTopMax());
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}
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}
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void MultiSelect::clearQuery() {
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_inner->clearQuery();
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}
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QString MultiSelect::getQuery() const {
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return _inner->getQuery();
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}
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void MultiSelect::addItem(uint64 itemId, const QString &text, style::color color, PaintRoundImage paintRoundImage, AddItemWay way) {
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addItemInBunch(itemId, text, color, std::move(paintRoundImage));
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_inner->finishItemsBunch(way);
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}
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void MultiSelect::addItemInBunch(uint64 itemId, const QString &text, style::color color, PaintRoundImage paintRoundImage) {
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_inner->addItemInBunch(std::make_unique<Item>(_st.item, itemId, text, color, std::move(paintRoundImage)));
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}
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void MultiSelect::finishItemsBunch() {
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_inner->finishItemsBunch(AddItemWay::SkipAnimation);
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}
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void MultiSelect::setItemRemovedCallback(Fn<void(uint64 itemId)> callback) {
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_inner->setItemRemovedCallback(std::move(callback));
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}
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void MultiSelect::removeItem(uint64 itemId) {
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_inner->removeItem(itemId);
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}
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int MultiSelect::getItemsCount() const {
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return _inner->getItemsCount();
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}
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QVector<uint64> MultiSelect::getItems() const {
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return _inner->getItems();
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}
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bool MultiSelect::hasItem(uint64 itemId) const {
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return _inner->hasItem(itemId);
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}
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int MultiSelect::resizeGetHeight(int newWidth) {
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if (newWidth != _inner->width()) {
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_inner->resizeToWidth(newWidth);
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}
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auto newHeight = qMin(_inner->height(), _st.maxHeight);
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_scroll->setGeometryToLeft(0, 0, newWidth, newHeight);
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return newHeight;
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}
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MultiSelect::Inner::Inner(
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QWidget *parent,
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const style::MultiSelect &st,
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rpl::producer<QString> placeholder,
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ScrollCallback callback)
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: TWidget(parent)
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, _st(st)
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, _scrollCallback(std::move(callback))
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, _field(this, _st.field, std::move(placeholder))
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, _cancel(this, _st.fieldCancel) {
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_field->customUpDown(true);
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connect(_field, &Ui::InputField::focused, [=] { fieldFocused(); });
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connect(_field, &Ui::InputField::changed, [=] { queryChanged(); });
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connect(_field, &Ui::InputField::submitted, this, &Inner::submitted);
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connect(_field, &Ui::InputField::cancelled, this, &Inner::cancelled);
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_cancel->setClickedCallback([=] {
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clearQuery();
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_field->setFocus();
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});
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setMouseTracking(true);
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}
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void MultiSelect::Inner::queryChanged() {
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auto query = getQuery();
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_cancel->toggle(!query.isEmpty(), anim::type::normal);
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updateFieldGeometry();
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if (_queryChangedCallback) {
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_queryChangedCallback(query);
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}
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}
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QString MultiSelect::Inner::getQuery() const {
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return _field->getLastText().trimmed();
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}
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bool MultiSelect::Inner::setInnerFocus() {
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if (_active >= 0) {
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setFocus();
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} else if (!_field->hasFocus()) {
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_field->setFocusFast();
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return true;
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}
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return false;
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}
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void MultiSelect::Inner::clearQuery() {
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_field->setText(QString());
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}
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void MultiSelect::Inner::setQueryChangedCallback(Fn<void(const QString &query)> callback) {
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_queryChangedCallback = std::move(callback);
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}
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void MultiSelect::Inner::setSubmittedCallback(
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Fn<void(Qt::KeyboardModifiers)> callback) {
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_submittedCallback = std::move(callback);
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}
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void MultiSelect::Inner::setCancelledCallback(Fn<void()> callback) {
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_cancelledCallback = std::move(callback);
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}
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void MultiSelect::Inner::updateFieldGeometry() {
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auto fieldFinalWidth = _fieldWidth;
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if (_cancel->toggled()) {
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fieldFinalWidth -= _st.fieldCancelSkip;
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}
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_field->resizeToWidth(fieldFinalWidth);
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_field->moveToLeft(_st.padding.left() + _fieldLeft, _st.padding.top() + _fieldTop);
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}
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void MultiSelect::Inner::updateHasAnyItems(bool hasAnyItems) {
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_field->setPlaceholderHidden(hasAnyItems);
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updateCursor();
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_iconOpacity.start([this] {
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rtlupdate(_st.padding.left(), _st.padding.top(), _st.fieldIcon.width(), _st.fieldIcon.height());
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}, hasAnyItems ? 1. : 0., hasAnyItems ? 0. : 1., _st.item.duration);
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}
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void MultiSelect::Inner::updateCursor() {
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setCursor(_items.empty() ? style::cur_text : (_overDelete ? style::cur_pointer : style::cur_default));
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}
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void MultiSelect::Inner::setActiveItem(int active, ChangeActiveWay skipSetFocus) {
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if (_active == active) return;
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if (_active >= 0) {
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Assert(_active < _items.size());
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_items[_active]->setActive(false);
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}
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_active = active;
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if (_active >= 0) {
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Assert(_active < _items.size());
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_items[_active]->setActive(true);
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}
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if (skipSetFocus != ChangeActiveWay::SkipSetFocus) {
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setInnerFocus();
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}
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if (_scrollCallback) {
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auto rect = (_active >= 0) ? _items[_active]->rect() : _field->geometry().translated(-_st.padding.left(), -_st.padding.top());
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_scrollCallback(rect.y(), rect.y() + rect.height() + _st.padding.top() + _st.padding.bottom());
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}
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update();
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}
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void MultiSelect::Inner::setActiveItemPrevious() {
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if (_active > 0) {
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setActiveItem(_active - 1);
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} else if (_active < 0 && !_items.empty()) {
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setActiveItem(_items.size() - 1);
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}
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}
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void MultiSelect::Inner::setActiveItemNext() {
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if (_active >= 0 && _active + 1 < _items.size()) {
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setActiveItem(_active + 1);
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} else {
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setActiveItem(-1);
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}
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}
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int MultiSelect::Inner::resizeGetHeight(int newWidth) {
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computeItemsGeometry(newWidth);
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updateFieldGeometry();
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auto cancelLeft = _fieldLeft + _fieldWidth + _st.padding.right() - _cancel->width();
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auto cancelTop = _fieldTop - _st.padding.top();
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_cancel->moveToLeft(_st.padding.left() + cancelLeft, _st.padding.top() + cancelTop);
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return _field->y() + _field->height() + _st.padding.bottom();
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}
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void MultiSelect::Inner::paintEvent(QPaintEvent *e) {
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Painter p(this);
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auto paintRect = e->rect();
|
|
p.fillRect(paintRect, _st.bg);
|
|
|
|
auto offset = QPoint(rtl() ? _st.padding.right() : _st.padding.left(), _st.padding.top());
|
|
p.translate(offset);
|
|
paintRect.translate(-offset);
|
|
|
|
auto outerWidth = width() - _st.padding.left() - _st.padding.right();
|
|
auto iconOpacity = _iconOpacity.value(_items.empty() ? 1. : 0.);
|
|
if (iconOpacity > 0.) {
|
|
p.setOpacity(iconOpacity);
|
|
_st.fieldIcon.paint(p, 0, 0, outerWidth);
|
|
p.setOpacity(1.);
|
|
}
|
|
|
|
auto checkRect = myrtlrect(paintRect);
|
|
auto paintMargins = itemPaintMargins();
|
|
for (auto i = _removingItems.begin(), e = _removingItems.end(); i != e;) {
|
|
auto &item = *i;
|
|
auto itemRect = item->paintArea(outerWidth);
|
|
itemRect = itemRect.marginsAdded(paintMargins);
|
|
if (checkRect.intersects(itemRect)) {
|
|
item->paint(p, outerWidth);
|
|
}
|
|
if (item->hideFinished()) {
|
|
i = _removingItems.erase(i);
|
|
e = _removingItems.end();
|
|
} else {
|
|
++i;
|
|
}
|
|
}
|
|
for (const auto &item : _items) {
|
|
auto itemRect = item->paintArea(outerWidth);
|
|
itemRect = itemRect.marginsAdded(paintMargins);
|
|
if (checkRect.y() + checkRect.height() <= itemRect.y()) {
|
|
break;
|
|
} else if (checkRect.intersects(itemRect)) {
|
|
item->paint(p, outerWidth);
|
|
}
|
|
}
|
|
}
|
|
|
|
QMargins MultiSelect::Inner::itemPaintMargins() const {
|
|
return {
|
|
qMax(_st.itemSkip, _st.padding.left()),
|
|
_st.itemSkip,
|
|
qMax(_st.itemSkip, _st.padding.right()),
|
|
_st.itemSkip,
|
|
};
|
|
}
|
|
|
|
void MultiSelect::Inner::leaveEventHook(QEvent *e) {
|
|
clearSelection();
|
|
}
|
|
|
|
void MultiSelect::Inner::mouseMoveEvent(QMouseEvent *e) {
|
|
updateSelection(e->pos());
|
|
}
|
|
|
|
void MultiSelect::Inner::keyPressEvent(QKeyEvent *e) {
|
|
if (_active >= 0) {
|
|
Expects(_active < _items.size());
|
|
if (e->key() == Qt::Key_Delete || e->key() == Qt::Key_Backspace) {
|
|
auto itemId = _items[_active]->id();
|
|
setActiveItemNext();
|
|
removeItem(itemId);
|
|
} else if (e->key() == Qt::Key_Left) {
|
|
setActiveItemPrevious();
|
|
} else if (e->key() == Qt::Key_Right) {
|
|
setActiveItemNext();
|
|
} else if (e->key() == Qt::Key_Escape) {
|
|
setActiveItem(-1);
|
|
} else {
|
|
e->ignore();
|
|
}
|
|
} else if (e->key() == Qt::Key_Left || e->key() == Qt::Key_Backspace) {
|
|
setActiveItemPrevious();
|
|
} else {
|
|
e->ignore();
|
|
}
|
|
}
|
|
|
|
void MultiSelect::Inner::submitted(Qt::KeyboardModifiers modifiers) {
|
|
if (_submittedCallback) {
|
|
_submittedCallback(modifiers);
|
|
}
|
|
}
|
|
|
|
void MultiSelect::Inner::cancelled() {
|
|
if (_cancelledCallback) {
|
|
_cancelledCallback();
|
|
}
|
|
}
|
|
|
|
void MultiSelect::Inner::fieldFocused() {
|
|
setActiveItem(-1, ChangeActiveWay::SkipSetFocus);
|
|
}
|
|
|
|
void MultiSelect::Inner::updateSelection(QPoint mousePosition) {
|
|
auto point = myrtlpoint(mousePosition) - QPoint(_st.padding.left(), _st.padding.right());
|
|
auto selected = -1;
|
|
for (auto i = 0, count = int(_items.size()); i != count; ++i) {
|
|
auto itemRect = _items[i]->rect();
|
|
if (itemRect.y() > point.y()) {
|
|
break;
|
|
} else if (itemRect.contains(point)) {
|
|
point -= itemRect.topLeft();
|
|
selected = i;
|
|
break;
|
|
}
|
|
}
|
|
if (_selected != selected) {
|
|
if (_selected >= 0) {
|
|
Assert(_selected < _items.size());
|
|
_items[_selected]->leaveEvent();
|
|
}
|
|
_selected = selected;
|
|
update();
|
|
}
|
|
auto overDelete = false;
|
|
if (_selected >= 0) {
|
|
_items[_selected]->mouseMoveEvent(point);
|
|
overDelete = _items[_selected]->isOverDelete();
|
|
}
|
|
if (_overDelete != overDelete) {
|
|
_overDelete = overDelete;
|
|
updateCursor();
|
|
}
|
|
}
|
|
|
|
void MultiSelect::Inner::mousePressEvent(QMouseEvent *e) {
|
|
if (_overDelete) {
|
|
Expects(_selected >= 0);
|
|
Expects(_selected < _items.size());
|
|
removeItem(_items[_selected]->id());
|
|
} else if (_selected >= 0) {
|
|
setActiveItem(_selected);
|
|
} else {
|
|
setInnerFocus();
|
|
}
|
|
}
|
|
|
|
void MultiSelect::Inner::addItemInBunch(std::unique_ptr<Item> item) {
|
|
auto wasEmpty = _items.empty();
|
|
item->setUpdateCallback([this, item = item.get()] {
|
|
auto itemRect = item->paintArea(width() - _st.padding.left() - _st.padding.top());
|
|
itemRect = itemRect.translated(_st.padding.left(), _st.padding.top());
|
|
itemRect = itemRect.marginsAdded(itemPaintMargins());
|
|
rtlupdate(itemRect);
|
|
});
|
|
_idsMap.insert(item->id());
|
|
_items.push_back(std::move(item));
|
|
if (wasEmpty) {
|
|
updateHasAnyItems(true);
|
|
}
|
|
}
|
|
|
|
void MultiSelect::Inner::finishItemsBunch(AddItemWay way) {
|
|
updateItemsGeometry();
|
|
if (way != AddItemWay::SkipAnimation) {
|
|
_items.back()->showAnimated();
|
|
} else {
|
|
_field->finishAnimating();
|
|
finishHeightAnimation();
|
|
}
|
|
}
|
|
|
|
void MultiSelect::Inner::computeItemsGeometry(int newWidth) {
|
|
newWidth -= _st.padding.left() + _st.padding.right();
|
|
|
|
auto itemLeft = 0;
|
|
auto itemTop = 0;
|
|
auto widthLeft = newWidth;
|
|
auto maxVisiblePadding = qMax(_st.padding.left(), _st.padding.right());
|
|
for (const auto &item : _items) {
|
|
auto itemWidth = item->getWidth();
|
|
Assert(itemWidth <= newWidth);
|
|
if (itemWidth > widthLeft) {
|
|
itemLeft = 0;
|
|
itemTop += _st.item.height + _st.itemSkip;
|
|
widthLeft = newWidth;
|
|
}
|
|
item->setPosition(itemLeft, itemTop, newWidth, maxVisiblePadding);
|
|
itemLeft += itemWidth + _st.itemSkip;
|
|
widthLeft -= itemWidth + _st.itemSkip;
|
|
}
|
|
|
|
auto fieldMinWidth = _st.fieldMinWidth + _st.fieldCancelSkip;
|
|
Assert(fieldMinWidth <= newWidth);
|
|
if (fieldMinWidth > widthLeft) {
|
|
_fieldLeft = 0;
|
|
_fieldTop = itemTop + _st.item.height + _st.itemSkip;
|
|
} else {
|
|
_fieldLeft = itemLeft + (_items.empty() ? _st.fieldIconSkip : 0);
|
|
_fieldTop = itemTop;
|
|
}
|
|
_fieldWidth = newWidth - _fieldLeft;
|
|
}
|
|
|
|
void MultiSelect::Inner::updateItemsGeometry() {
|
|
auto newHeight = resizeGetHeight(width());
|
|
if (newHeight == _newHeight) return;
|
|
|
|
_newHeight = newHeight;
|
|
_height.start([this] { updateHeightStep(); }, height(), _newHeight, _st.item.duration);
|
|
}
|
|
|
|
void MultiSelect::Inner::updateHeightStep() {
|
|
auto newHeight = qRound(_height.value(_newHeight));
|
|
if (auto heightDelta = newHeight - height()) {
|
|
resize(width(), newHeight);
|
|
if (_resizedCallback) {
|
|
_resizedCallback(heightDelta);
|
|
}
|
|
update();
|
|
}
|
|
}
|
|
|
|
void MultiSelect::Inner::finishHeightAnimation() {
|
|
_height.stop();
|
|
updateHeightStep();
|
|
}
|
|
|
|
void MultiSelect::Inner::setItemText(uint64 itemId, const QString &text) {
|
|
for (const auto &item : _items) {
|
|
if (item->id() == itemId) {
|
|
item->setText(text);
|
|
updateItemsGeometry();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void MultiSelect::Inner::setItemRemovedCallback(Fn<void(uint64 itemId)> callback) {
|
|
_itemRemovedCallback = std::move(callback);
|
|
}
|
|
|
|
void MultiSelect::Inner::setResizedCallback(Fn<void(int heightDelta)> callback) {
|
|
_resizedCallback = std::move(callback);
|
|
}
|
|
|
|
void MultiSelect::Inner::removeItem(uint64 itemId) {
|
|
auto found = false;
|
|
for (auto i = 0, count = int(_items.size()); i != count; ++i) {
|
|
auto &item = _items[i];
|
|
if (item->id() == itemId) {
|
|
found = true;
|
|
clearSelection();
|
|
|
|
item->hideAnimated();
|
|
_idsMap.erase(item->id());
|
|
_removingItems.insert(std::move(item));
|
|
_items.erase(_items.begin() + i);
|
|
|
|
if (_active == i) {
|
|
_active = -1;
|
|
} else if (_active > i) {
|
|
--_active;
|
|
}
|
|
|
|
updateItemsGeometry();
|
|
if (_items.empty()) {
|
|
updateHasAnyItems(false);
|
|
}
|
|
auto point = QCursor::pos();
|
|
if (auto parent = parentWidget()) {
|
|
if (parent->rect().contains(parent->mapFromGlobal(point))) {
|
|
updateSelection(mapFromGlobal(point));
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if (found && _itemRemovedCallback) {
|
|
_itemRemovedCallback(itemId);
|
|
}
|
|
setInnerFocus();
|
|
}
|
|
|
|
int MultiSelect::Inner::getItemsCount() const {
|
|
return _items.size();
|
|
}
|
|
|
|
QVector<uint64> MultiSelect::Inner::getItems() const {
|
|
auto result = QVector<uint64>();
|
|
result.reserve(_items.size());
|
|
for (const auto &item : _items) {
|
|
result.push_back(item->id());
|
|
}
|
|
return result;
|
|
}
|
|
|
|
bool MultiSelect::Inner::hasItem(uint64 itemId) const {
|
|
return _idsMap.find(itemId) != _idsMap.cend();
|
|
}
|
|
|
|
MultiSelect::Inner::~Inner() = default;
|
|
|
|
} // namespace Ui
|