mirror of https://github.com/procxx/kepka.git
140 lines
4.7 KiB
C++
140 lines
4.7 KiB
C++
//
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// This file is part of Kepka,
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// an unofficial desktop version of Telegram messaging app,
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// see https://github.com/procxx/kepka
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//
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// Kepka 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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// It 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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// In addition, as a special exception, the copyright holders give permission
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// to link the code of portions of this program with the OpenSSL library.
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//
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// Full license: https://github.com/procxx/kepka/blob/master/LICENSE
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// Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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// Copyright (c) 2017- Kepka Contributors, https://github.com/procxx
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//
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#pragma once
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#include "base/object_ptr.h"
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#include "base/observer.h"
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#include "styles/style_boxes.h"
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#include "ui/twidget.h"
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class QPaintEvent;
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namespace Ui {
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class Checkbox;
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class RadiobuttonGroup;
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class Radiobutton;
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class LinkButton;
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template <typename Enum> class RadioenumGroup;
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template <typename Enum> class Radioenum;
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template <typename Widget> class WidgetSlideWrap;
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} // namespace Ui
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namespace Settings {
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class BlockWidget : public TWidget, protected base::Subscriber {
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Q_OBJECT
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public:
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BlockWidget(QWidget *parent, UserData *self, const QString &title);
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void setContentLeft(int contentLeft);
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protected:
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void paintEvent(QPaintEvent *e) override;
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virtual void paintContents(Painter &p) {}
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// Where does the block content start (after the title).
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int contentLeft() const {
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return _contentLeft;
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}
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int contentTop() const;
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// Resizes content and counts natural widget height for the desired width.
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int resizeGetHeight(int newWidth) override;
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void contentSizeUpdated() {
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resizeToWidth(width());
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emit heightUpdated();
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}
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UserData *self() const {
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return _self;
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}
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bool emptyTitle() const {
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return _title.isEmpty();
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}
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template <typename Widget, typename... Args>
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Widget *addChildRow(object_ptr<Widget> &child, style::margins margin, Args &&... args) {
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createChildRow(child, margin, std::forward<Args>(args)...);
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addCreatedRow(child, margin);
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return child;
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}
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private:
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template <typename Widget, typename... Args>
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void createChildRow(object_ptr<Ui::WidgetSlideWrap<Widget>> &child, style::margins &margin,
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const style::margins &padding, Args &&... args) {
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object_ptr<Widget> entity = {nullptr};
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createChildRow(entity, margin, std::forward<Args>(args)...);
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child.create(this, std::move(entity), padding, [this] { rowHeightUpdated(); });
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margin.setLeft(margin.left() - padding.left());
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margin.setTop(margin.top() - padding.top());
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margin.setRight(margin.right() - padding.right());
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margin.setBottom(margin.bottom() - padding.bottom());
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}
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void createChildRow(object_ptr<Ui::Checkbox> &child, style::margins &margin, const QString &text,
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Fn<void(bool checked)> callback, bool checked);
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void createChildRow(object_ptr<Ui::LinkButton> &child, style::margins &margin, const QString &text,
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const char *slot, const style::LinkButton &st = st::boxLinkButton);
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template <typename Enum>
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void createChildRow(object_ptr<Ui::Radioenum<Enum>> &child, style::margins &margin,
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const std::shared_ptr<Ui::RadioenumGroup<Enum>> &group, Enum value, const QString &text) {
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child.create(this, group, value, text, st::defaultBoxCheckbox);
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}
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void addCreatedRow(TWidget *child, const style::margins &margin);
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void rowHeightUpdated();
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template <typename Widget> struct IsWidgetSlideWrap : std::false_type {};
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template <typename Widget> struct IsWidgetSlideWrap<Ui::WidgetSlideWrap<Widget>> : std::true_type {};
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template <typename Widget> struct IsRadioenum : std::false_type {};
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template <typename Enum> struct IsRadioenum<Ui::Radioenum<Enum>> : std::true_type {};
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template <typename Widget>
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using NotImplementedYet =
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std::enable_if_t<!IsWidgetSlideWrap<Widget>::value && !IsRadioenum<Widget>::value &&
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!std::is_same<Ui::Checkbox, Widget>::value && !std::is_same<Ui::LinkButton, Widget>::value>;
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template <typename Widget, typename... Args, typename = NotImplementedYet<Widget>>
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void createChildRow(object_ptr<Widget> &child, style::margins &margin, Args &&... args) {
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child.create(this, std::forward<Args>(args)...);
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}
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void paintTitle(Painter &p);
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struct ChildRow {
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TWidget *child;
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style::margins margin;
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};
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QVector<ChildRow> _rows;
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int _contentLeft = 0;
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UserData *_self;
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QString _title;
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};
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} // namespace Settings
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