tdesktop/Telegram/SourceFiles/chat_helpers/emoji_list_widget.h

124 lines
2.8 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
#include "chat_helpers/tabbed_selector.h"
#include "ui/widgets/tooltip.h"
#include "base/timer.h"
namespace Ui {
namespace Emoji {
enum class Section;
} // namespace Emoji
} // namespace Ui
namespace Window {
class SessionController;
} // namespace Window
namespace ChatHelpers {
constexpr auto kEmojiSectionCount = 8;
class EmojiColorPicker;
class EmojiListWidget
: public TabbedSelector::Inner
, public Ui::AbstractTooltipShower {
public:
EmojiListWidget(
QWidget *parent,
not_null<Window::SessionController*> controller);
using Section = Ui::Emoji::Section;
void refreshRecent() override;
void clearSelection() override;
object_ptr<TabbedSelector::InnerFooter> createFooter() override;
void showEmojiSection(Section section);
Section currentSection(int yOffset) const;
// Ui::AbstractTooltipShower interface.
QString tooltipText() const override;
QPoint tooltipPos() const override;
rpl::producer<EmojiPtr> chosen() const;
protected:
void visibleTopBottomUpdated(
int visibleTop,
int visibleBottom) override;
void mousePressEvent(QMouseEvent *e) override;
void mouseReleaseEvent(QMouseEvent *e) override;
void mouseMoveEvent(QMouseEvent *e) override;
void paintEvent(QPaintEvent *e) override;
void leaveEventHook(QEvent *e) override;
void leaveToChildEvent(QEvent *e, QWidget *child) override;
void enterFromChildEvent(QEvent *e, QWidget *child) override;
bool eventHook(QEvent *e) override;
TabbedSelector::InnerFooter *getFooter() const override;
void processHideFinished() override;
int countDesiredHeight(int newWidth) override;
private:
class Footer;
struct SectionInfo {
int section = 0;
int count = 0;
int top = 0;
int rowsCount = 0;
int rowsTop = 0;
int rowsBottom = 0;
};
template <typename Callback>
bool enumerateSections(Callback callback) const;
SectionInfo sectionInfo(int section) const;
SectionInfo sectionInfoByOffset(int yOffset) const;
void showPicker();
void pickerHidden();
void colorChosen(EmojiPtr emoji);
bool checkPickerHide();
void ensureLoaded(int section);
void updateSelected();
void setSelected(int newSelected);
void selectEmoji(EmojiPtr emoji);
QRect emojiRect(int section, int sel);
Footer *_footer = nullptr;
int _counts[kEmojiSectionCount];
QVector<EmojiPtr> _emoji[kEmojiSectionCount];
int _rowsLeft = 0;
int _columnCount = 1;
QSize _singleSize;
int _esize = 0;
int _selected = -1;
int _pressedSel = -1;
int _pickerSel = -1;
QPoint _lastMousePos;
object_ptr<EmojiColorPicker> _picker;
base::Timer _showPickerTimer;
rpl::event_stream<EmojiPtr> _chosen;
};
} // namespace ChatHelpers