21d2f6a44f
Now any Checkbox can have Check, Radio or Toggle layout. Radiobutton is now a subclass of Checkbox with default Radio layout.
144 lines
4.4 KiB
C++
144 lines
4.4 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop 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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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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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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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include "base/observer.h"
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#include "styles/style_boxes.h"
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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>
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class RadioenumGroup;
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template <typename Enum>
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class Radioenum;
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template <typename Widget>
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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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}
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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, 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, base::lambda<void(bool checked)> callback, bool checked);
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void createChildRow(object_ptr<Ui::LinkButton> &child, style::margins &margin, const QString &text, 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, 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>
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struct IsWidgetSlideWrap : std::false_type {
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};
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template <typename Widget>
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struct IsWidgetSlideWrap<Ui::WidgetSlideWrap<Widget>> : std::true_type {
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};
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template <typename Widget>
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struct IsRadioenum : std::false_type {
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};
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template <typename Enum>
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struct IsRadioenum<Ui::Radioenum<Enum>> : std::true_type {
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};
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template <typename Widget>
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using NotImplementedYet = std::enable_if_t<
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!IsWidgetSlideWrap<Widget>::value &&
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!IsRadioenum<Widget>::value &&
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!std::is_same<Ui::Checkbox, Widget>::value &&
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!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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