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/*
* nheko Copyright (C) 2017 Konstantinos Sideris <siderisk@auth.gr>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QDebug>
#include <QLabel>
#include <QPushButton>
#include <QScrollArea>
#include <QScrollBar>
#include <QVBoxLayout>
#include "Avatar.h"
#include "EmojiCategory.h"
#include "EmojiPanel.h"
#include "FlatButton.h"
EmojiPanel::EmojiPanel(QWidget *parent)
: QFrame(parent)
{
setStyleSheet(
"QWidget {background: #f8fbfe; color: #e8e8e8; border: none;}"
"QScrollBar:vertical { background-color: #f8fbfe; width: 8px; border-radius: 20px; margin: 0px 2px 0 2px; }"
"QScrollBar::handle:vertical { border-radius : 50px; background-color : #d6dde3; }"
"QScrollBar::add-line:vertical { border: none; background: none; }"
"QScrollBar::sub-line:vertical { border: none; background: none; }");
setParent(0); // Create TopLevel-Widget
setAttribute(Qt::WA_NoSystemBackground, true);
setAttribute(Qt::WA_TranslucentBackground, true);
setWindowFlags(Qt::FramelessWindowHint | Qt::ToolTip);
// TODO: Make it MainWindow aware
auto main_frame_ = new QFrame(this);
main_frame_->setMinimumSize(370, 350);
main_frame_->setMaximumSize(370, 350);
auto top_layout = new QVBoxLayout(this);
top_layout->addWidget(main_frame_);
top_layout->setMargin(0);
auto content_layout = new QVBoxLayout(main_frame_);
content_layout->setMargin(0);
auto emoji_categories = new QFrame(main_frame_);
emoji_categories->setStyleSheet("background-color: #f2f2f2");
auto categories_layout = new QHBoxLayout(emoji_categories);
categories_layout->setSpacing(6);
categories_layout->setMargin(5);
auto people_category = new FlatButton(emoji_categories);
people_category->setIcon(QIcon(":/icons/icons/emoji-categories/people.png"));
people_category->setIconSize(QSize(category_icon_size_, category_icon_size_));
people_category->setForegroundColor("gray");
auto nature_category = new FlatButton(emoji_categories);
nature_category->setIcon(QIcon(":/icons/icons/emoji-categories/nature.png"));
nature_category->setIconSize(QSize(category_icon_size_, category_icon_size_));
nature_category->setForegroundColor("gray");
auto food_category = new FlatButton(emoji_categories);
food_category->setIcon(QIcon(":/icons/icons/emoji-categories/foods.png"));
food_category->setIconSize(QSize(category_icon_size_, category_icon_size_));
food_category->setForegroundColor("gray");
auto activity_category = new FlatButton(emoji_categories);
activity_category->setIcon(QIcon(":/icons/icons/emoji-categories/activity.png"));
activity_category->setIconSize(QSize(category_icon_size_, category_icon_size_));
activity_category->setForegroundColor("gray");
auto travel_category = new FlatButton(emoji_categories);
travel_category->setIcon(QIcon(":/icons/icons/emoji-categories/travel.png"));
travel_category->setIconSize(QSize(category_icon_size_, category_icon_size_));
travel_category->setForegroundColor("gray");
auto objects_category = new FlatButton(emoji_categories);
objects_category->setIcon(QIcon(":/icons/icons/emoji-categories/objects.png"));
objects_category->setIconSize(QSize(category_icon_size_, category_icon_size_));
objects_category->setForegroundColor("gray");
auto symbols_category = new FlatButton(emoji_categories);
symbols_category->setIcon(QIcon(":/icons/icons/emoji-categories/symbols.png"));
symbols_category->setIconSize(QSize(category_icon_size_, category_icon_size_));
symbols_category->setForegroundColor("gray");
auto flags_category = new FlatButton(emoji_categories);
flags_category->setIcon(QIcon(":/icons/icons/emoji-categories/flags.png"));
flags_category->setIconSize(QSize(category_icon_size_, category_icon_size_));
flags_category->setForegroundColor("gray");
categories_layout->addWidget(people_category);
categories_layout->addWidget(nature_category);
categories_layout->addWidget(food_category);
categories_layout->addWidget(activity_category);
categories_layout->addWidget(travel_category);
categories_layout->addWidget(objects_category);
categories_layout->addWidget(symbols_category);
categories_layout->addWidget(flags_category);
scroll_area_ = new QScrollArea(this);
scroll_area_->setWidgetResizable(true);
scroll_area_->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
auto scroll_widget_ = new QWidget(this);
auto scroll_layout_ = new QVBoxLayout(scroll_widget_);
scroll_layout_->setMargin(0);
scroll_area_->setWidget(scroll_widget_);
auto people_emoji = new EmojiCategory("Smileys & People", emoji_provider_.people, scroll_widget_);
scroll_layout_->addWidget(people_emoji);
auto nature_emoji = new EmojiCategory("Animals & Nature", emoji_provider_.nature, scroll_widget_);
scroll_layout_->addWidget(nature_emoji);
auto food_emoji = new EmojiCategory("Food & Drink", emoji_provider_.food, scroll_widget_);
scroll_layout_->addWidget(food_emoji);
auto activity_emoji = new EmojiCategory("Activity", emoji_provider_.activity, scroll_widget_);
scroll_layout_->addWidget(activity_emoji);
auto travel_emoji = new EmojiCategory("Travel & Places", emoji_provider_.travel, scroll_widget_);
scroll_layout_->addWidget(travel_emoji);
auto objects_emoji = new EmojiCategory("Objects", emoji_provider_.objects, scroll_widget_);
scroll_layout_->addWidget(objects_emoji);
auto symbols_emoji = new EmojiCategory("Symbols", emoji_provider_.symbols, scroll_widget_);
scroll_layout_->addWidget(symbols_emoji);
auto flags_emoji = new EmojiCategory("Flags", emoji_provider_.flags, scroll_widget_);
scroll_layout_->addWidget(flags_emoji);
content_layout->addStretch(1);
content_layout->addWidget(scroll_area_);
content_layout->addWidget(emoji_categories);
setLayout(top_layout);
// TODO: Add parallel animation with geometry
opacity_ = new QGraphicsOpacityEffect(this);
opacity_->setOpacity(1.0);
setGraphicsEffect(opacity_);
animation_ = new QPropertyAnimation(opacity_, "opacity", this);
animation_->setDuration(180);
animation_->setStartValue(1.0);
animation_->setEndValue(0.0);
connect(people_emoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
connect(people_category, &QPushButton::clicked, [this, people_emoji]() {
this->showEmojiCategory(people_emoji);
});
connect(nature_emoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
connect(nature_category, &QPushButton::clicked, [this, nature_emoji]() {
this->showEmojiCategory(nature_emoji);
});
connect(food_emoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
connect(food_category, &QPushButton::clicked, [this, food_emoji]() {
this->showEmojiCategory(food_emoji);
});
connect(activity_emoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
connect(activity_category, &QPushButton::clicked, [this, activity_emoji]() {
this->showEmojiCategory(activity_emoji);
});
connect(travel_emoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
connect(travel_category, &QPushButton::clicked, [this, travel_emoji]() {
this->showEmojiCategory(travel_emoji);
});
connect(objects_emoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
connect(objects_category, &QPushButton::clicked, [this, objects_emoji]() {
this->showEmojiCategory(objects_emoji);
});
connect(symbols_emoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
connect(symbols_category, &QPushButton::clicked, [this, symbols_emoji]() {
this->showEmojiCategory(symbols_emoji);
});
connect(flags_emoji, &EmojiCategory::emojiSelected, this, &EmojiPanel::emojiSelected);
connect(flags_category, &QPushButton::clicked, [this, flags_emoji]() {
this->showEmojiCategory(flags_emoji);
});
connect(animation_, &QPropertyAnimation::finished, [this]() {
if (animation_->direction() == QAbstractAnimation::Forward)
this->hide();
});
}
void EmojiPanel::showEmojiCategory(const EmojiCategory *category)
{
auto posToGo = category->mapToParent(QPoint()).y();
auto current = scroll_area_->verticalScrollBar()->value();
if (current == posToGo)
return;
// HACK
// If we want to go to a previous category and position the label at the top
// the 6*50 offset won't work because not all the categories have the same height.
// To ensure the category is at the top, we move to the top
// and go as normal to the next category.
if (current > posToGo)
this->scroll_area_->ensureVisible(0, 0, 0, 0);
posToGo += 6 * 50;
this->scroll_area_->ensureVisible(0, posToGo, 0, 0);
}
void EmojiPanel::leaveEvent(QEvent *event)
{
Q_UNUSED(event);
fadeOut();
}
void EmojiPanel::fadeOut()
{
animation_->setDirection(QAbstractAnimation::Forward);
animation_->start();
}
void EmojiPanel::fadeIn()
{
animation_->setDirection(QAbstractAnimation::Backward);
animation_->start();
}
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