272 lines
10 KiB
C++
272 lines
10 KiB
C++
/*
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* nheko Copyright (C) 2017 Konstantinos Sideris <siderisk@auth.gr>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <QPushButton>
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#include <QScrollArea>
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#include <QScrollBar>
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#include <QVBoxLayout>
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#include "Avatar.h"
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#include "DropShadow.h"
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#include "EmojiCategory.h"
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#include "EmojiPanel.h"
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#include "FlatButton.h"
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EmojiPanel::EmojiPanel(QWidget *parent)
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: QWidget(parent)
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, shadowMargin_{ 2 }
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, width_{ 370 }
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, height_{ 350 }
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, animationDuration_{ 100 }
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, categoryIconSize_{ 20 }
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{
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setStyleSheet(
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"QWidget {background: #fff; color: #e8e8e8; border: none;}"
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"QScrollBar:vertical { background-color: #fff; width: 8px; margin: 0px 2px 0 2px; }"
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"QScrollBar::handle:vertical { background-color: #d6dde3; min-height: 20px; }"
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"QScrollBar::add-line:vertical { border: none; background: none; }"
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"QScrollBar::sub-line:vertical { border: none; background: none; }");
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setAttribute(Qt::WA_TranslucentBackground, true);
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setAttribute(Qt::WA_ShowWithoutActivating, true);
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setWindowFlags(Qt::FramelessWindowHint | Qt::ToolTip);
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auto mainWidget = new QWidget(this);
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mainWidget->setMaximumSize(width_, height_);
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auto topLayout = new QVBoxLayout(this);
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topLayout->addWidget(mainWidget);
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topLayout->setMargin(shadowMargin_);
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auto contentLayout = new QVBoxLayout(mainWidget);
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contentLayout->setMargin(0);
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auto emojiCategories = new QFrame(mainWidget);
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emojiCategories->setStyleSheet("background-color: #f2f2f2");
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auto categoriesLayout = new QHBoxLayout(emojiCategories);
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categoriesLayout->setSpacing(6);
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categoriesLayout->setMargin(5);
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auto peopleCategory = new FlatButton(emojiCategories);
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peopleCategory->setIcon(QIcon(":/icons/icons/emoji-categories/people.png"));
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peopleCategory->setIconSize(QSize(categoryIconSize_, categoryIconSize_));
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peopleCategory->setForegroundColor("gray");
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auto natureCategory_ = new FlatButton(emojiCategories);
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natureCategory_->setIcon(QIcon(":/icons/icons/emoji-categories/nature.png"));
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natureCategory_->setIconSize(QSize(categoryIconSize_, categoryIconSize_));
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natureCategory_->setForegroundColor("gray");
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auto foodCategory_ = new FlatButton(emojiCategories);
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foodCategory_->setIcon(QIcon(":/icons/icons/emoji-categories/foods.png"));
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foodCategory_->setIconSize(QSize(categoryIconSize_, categoryIconSize_));
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foodCategory_->setForegroundColor("gray");
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auto activityCategory = new FlatButton(emojiCategories);
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activityCategory->setIcon(QIcon(":/icons/icons/emoji-categories/activity.png"));
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activityCategory->setIconSize(QSize(categoryIconSize_, categoryIconSize_));
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activityCategory->setForegroundColor("gray");
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auto travelCategory = new FlatButton(emojiCategories);
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travelCategory->setIcon(QIcon(":/icons/icons/emoji-categories/travel.png"));
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travelCategory->setIconSize(QSize(categoryIconSize_, categoryIconSize_));
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travelCategory->setForegroundColor("gray");
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auto objectsCategory = new FlatButton(emojiCategories);
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objectsCategory->setIcon(QIcon(":/icons/icons/emoji-categories/objects.png"));
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objectsCategory->setIconSize(QSize(categoryIconSize_, categoryIconSize_));
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objectsCategory->setForegroundColor("gray");
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auto symbolsCategory = new FlatButton(emojiCategories);
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symbolsCategory->setIcon(QIcon(":/icons/icons/emoji-categories/symbols.png"));
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symbolsCategory->setIconSize(QSize(categoryIconSize_, categoryIconSize_));
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symbolsCategory->setForegroundColor("gray");
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auto flagsCategory = new FlatButton(emojiCategories);
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flagsCategory->setIcon(QIcon(":/icons/icons/emoji-categories/flags.png"));
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flagsCategory->setIconSize(QSize(categoryIconSize_, categoryIconSize_));
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flagsCategory->setForegroundColor("gray");
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categoriesLayout->addWidget(peopleCategory);
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categoriesLayout->addWidget(natureCategory_);
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categoriesLayout->addWidget(foodCategory_);
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categoriesLayout->addWidget(activityCategory);
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categoriesLayout->addWidget(travelCategory);
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categoriesLayout->addWidget(objectsCategory);
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categoriesLayout->addWidget(symbolsCategory);
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categoriesLayout->addWidget(flagsCategory);
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scrollArea_ = new QScrollArea(this);
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scrollArea_->setWidgetResizable(true);
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scrollArea_->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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auto scrollWidget = new QWidget(this);
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auto scrollLayout = new QVBoxLayout(scrollWidget);
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scrollLayout->setMargin(0);
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scrollArea_->setWidget(scrollWidget);
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auto peopleEmoji =
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new EmojiCategory(tr("Smileys & People"), emoji_provider_.people, scrollWidget);
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scrollLayout->addWidget(peopleEmoji);
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auto natureEmoji =
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new EmojiCategory(tr("Animals & Nature"), emoji_provider_.nature, scrollWidget);
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scrollLayout->addWidget(natureEmoji);
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auto foodEmoji = new EmojiCategory(tr("Food & Drink"), emoji_provider_.food, scrollWidget);
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scrollLayout->addWidget(foodEmoji);
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auto activityEmoji =
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new EmojiCategory(tr("Activity"), emoji_provider_.activity, scrollWidget);
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scrollLayout->addWidget(activityEmoji);
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auto travelEmoji =
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new EmojiCategory(tr("Travel & Places"), emoji_provider_.travel, scrollWidget);
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scrollLayout->addWidget(travelEmoji);
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auto objectsEmoji = new EmojiCategory(tr("Objects"), emoji_provider_.objects, scrollWidget);
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scrollLayout->addWidget(objectsEmoji);
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auto symbolsEmoji = new EmojiCategory(tr("Symbols"), emoji_provider_.symbols, scrollWidget);
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scrollLayout->addWidget(symbolsEmoji);
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auto flagsEmoji = new EmojiCategory(tr("Flags"), emoji_provider_.flags, scrollWidget);
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scrollLayout->addWidget(flagsEmoji);
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contentLayout->addStretch(1);
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contentLayout->addWidget(scrollArea_);
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contentLayout->addWidget(emojiCategories);
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opacity_ = new QGraphicsOpacityEffect(this);
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opacity_->setOpacity(1.0);
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setGraphicsEffect(opacity_);
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animation_ = new QPropertyAnimation(opacity_, "opacity", this);
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animation_->setDuration(animationDuration_);
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animation_->setStartValue(1);
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animation_->setEndValue(0);
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connect(peopleEmoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
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connect(peopleCategory, &QPushButton::clicked, [this, peopleEmoji]() {
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this->showEmojiCategory(peopleEmoji);
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});
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connect(natureEmoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
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connect(natureCategory_, &QPushButton::clicked, [this, natureEmoji]() {
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this->showEmojiCategory(natureEmoji);
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});
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connect(foodEmoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
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connect(foodCategory_, &QPushButton::clicked, [this, foodEmoji]() {
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this->showEmojiCategory(foodEmoji);
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});
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connect(activityEmoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
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connect(activityCategory, &QPushButton::clicked, [this, activityEmoji]() {
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this->showEmojiCategory(activityEmoji);
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});
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connect(travelEmoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
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connect(travelCategory, &QPushButton::clicked, [this, travelEmoji]() {
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this->showEmojiCategory(travelEmoji);
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});
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connect(objectsEmoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
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connect(objectsCategory, &QPushButton::clicked, [this, objectsEmoji]() {
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this->showEmojiCategory(objectsEmoji);
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});
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connect(symbolsEmoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
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connect(symbolsCategory, &QPushButton::clicked, [this, symbolsEmoji]() {
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this->showEmojiCategory(symbolsEmoji);
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});
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connect(flagsEmoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
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connect(flagsCategory, &QPushButton::clicked, [this, flagsEmoji]() {
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this->showEmojiCategory(flagsEmoji);
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});
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connect(animation_, &QAbstractAnimation::finished, [this]() {
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if (animation_->direction() == QAbstractAnimation::Forward)
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this->hide();
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});
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}
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void
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EmojiPanel::showEmojiCategory(const EmojiCategory *category)
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{
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auto posToGo = category->mapToParent(QPoint()).y();
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auto current = scrollArea_->verticalScrollBar()->value();
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if (current == posToGo)
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return;
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// HACK
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// If we want to go to a previous category and position the label at the top
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// the 6*50 offset won't work because not all the categories have the same height.
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// To ensure the category is at the top, we move to the top
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// and go as normal to the next category.
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if (current > posToGo)
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this->scrollArea_->ensureVisible(0, 0, 0, 0);
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posToGo += 6 * 50;
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this->scrollArea_->ensureVisible(0, posToGo, 0, 0);
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}
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void
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EmojiPanel::leaveEvent(QEvent *event)
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{
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Q_UNUSED(event);
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fadeOut();
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}
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void
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EmojiPanel::paintEvent(QPaintEvent *event)
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{
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QPainter p(this);
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DropShadow::draw(p,
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shadowMargin_,
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4.0,
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QColor(120, 120, 120, 92),
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QColor(255, 255, 255, 0),
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0.0,
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1.0,
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0.6,
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width(),
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height());
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QWidget::paintEvent(event);
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}
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void
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EmojiPanel::fadeOut()
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{
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animation_->setDirection(QAbstractAnimation::Forward);
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animation_->start();
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}
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void
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EmojiPanel::fadeIn()
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{
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animation_->setDirection(QAbstractAnimation::Backward);
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animation_->start();
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}
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