mirror of https://github.com/procxx/kepka.git
116 lines
2.7 KiB
C++
116 lines
2.7 KiB
C++
//
|
|
// This file is part of Kepka,
|
|
// an unofficial desktop version of Telegram messaging app,
|
|
// see https://github.com/procxx/kepka
|
|
//
|
|
// Kepka 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.
|
|
//
|
|
// It 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.
|
|
//
|
|
// In addition, as a special exception, the copyright holders give permission
|
|
// to link the code of portions of this program with the OpenSSL library.
|
|
//
|
|
// Full license: https://github.com/procxx/kepka/blob/master/LICENSE
|
|
// Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
|
|
// Copyright (c) 2017- Kepka Contributors, https://github.com/procxx
|
|
//
|
|
#pragma once
|
|
|
|
#include "base/flags.h"
|
|
#include "ui/twidget.h"
|
|
|
|
namespace Ui {
|
|
|
|
class AbstractButton : public TWidget {
|
|
Q_OBJECT
|
|
|
|
public:
|
|
AbstractButton(QWidget *parent)
|
|
: TWidget(parent) {
|
|
setMouseTracking(true);
|
|
}
|
|
|
|
Qt::KeyboardModifiers clickModifiers() const {
|
|
return _modifiers;
|
|
}
|
|
|
|
void setDisabled(bool disabled = true);
|
|
void clearState();
|
|
bool isOver() const {
|
|
return _state & StateFlag::Over;
|
|
}
|
|
bool isDown() const {
|
|
return _state & StateFlag::Down;
|
|
}
|
|
bool isDisabled() const {
|
|
return _state & StateFlag::Disabled;
|
|
}
|
|
|
|
void setPointerCursor(bool enablePointerCursor);
|
|
|
|
void setAcceptBoth(bool acceptBoth = true);
|
|
|
|
void setClickedCallback(Fn<void()> callback) {
|
|
_clickedCallback = std::move(callback);
|
|
}
|
|
|
|
void setVisible(bool visible) override {
|
|
TWidget::setVisible(visible);
|
|
if (!visible) {
|
|
clearState();
|
|
}
|
|
}
|
|
|
|
protected:
|
|
void enterEventHook(QEvent *e) override;
|
|
void leaveEventHook(QEvent *e) override;
|
|
void mousePressEvent(QMouseEvent *e) override;
|
|
void mouseMoveEvent(QMouseEvent *e) override;
|
|
void mouseReleaseEvent(QMouseEvent *e) override;
|
|
|
|
signals:
|
|
void clicked();
|
|
|
|
protected:
|
|
enum class StateFlag {
|
|
None = 0,
|
|
Over = (1 << 0),
|
|
Down = (1 << 1),
|
|
Disabled = (1 << 2),
|
|
};
|
|
using State = base::flags<StateFlag>;
|
|
|
|
State state() const {
|
|
return _state;
|
|
}
|
|
|
|
enum class StateChangeSource {
|
|
ByUser = 0x00,
|
|
ByPress = 0x01,
|
|
ByHover = 0x02,
|
|
};
|
|
void setOver(bool over, StateChangeSource source = StateChangeSource::ByUser);
|
|
|
|
virtual void onStateChanged(State was, StateChangeSource source) {}
|
|
|
|
private:
|
|
void updateCursor();
|
|
void checkIfOver(QPoint localPos);
|
|
|
|
State _state = StateFlag::None;
|
|
|
|
bool _acceptBoth = false;
|
|
Qt::KeyboardModifiers _modifiers;
|
|
bool _enablePointerCursor = true;
|
|
|
|
Fn<void()> _clickedCallback;
|
|
};
|
|
|
|
} // namespace Ui
|