feat: Add new module[014758]

.gitignore

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+*.user
+*.user.*
+*.aps
+build-*/
+*.*-pre1
+*.autosave
+*.*~
+*.uxf
+Thumbs.db
+ehthumbs.db
+Desktop.ini

README.md

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+# TTKCalendar
+![QtCreator](https://img.shields.io/badge/Coded%20with-QtCreator%20IDE-blue.svg?style=flat-square)
+![License](https://img.shields.io/badge/license-GPL%20V3-yellowgreen.svg?style=flat-square)
+![TTKCalendar](https://img.shields.io/badge/Greedysky-TTKCalendar-green.svg?style=flat-square)
+
+### **|[About](https://github.com/TTKProject/TTKCalendar#usage)|[License](https://github.com/TTKProject/TTKCalendar#license)|[Screenshots](https://github.com/TTKProject/TTKCalendar#screenshots)|[Copyright](https://github.com/TTKProject/TTKCalendar#copyright)|[Contribute](https://github.com/TTKProject/TTKCalendar#how-to-contribute)|**
+
+Usage
+----
+ * Qt develop version be tested on Qt4.8.7 for windows-mingw 32bit
+ * Qt develop version be tested on Qt4.8.6 for ubuntu-linux-gcc 64bit
+ * Qt develop version be tested on Qt5.x for windows-mingw 32bit
+ * Qt develop version be tested on Qt5.x for ubuntu-linux-gcc 64bit
+ * Qt develop version be tested on Qt5.x for windows-msvc
+
+ | Platform | Qt & Compiler       | Status                                                                                      |
+| :---:    | :---:               | :---:                                                                                       |
+| Linux    | 4.8.7 GCC & 5.x GCC    | ![Linux](https://img.shields.io/badge/build-passing-brightgreen.svg)                            |
+| Windows  | 4.8.7 GCC & 5.x GCC       | ![Windows](https://img.shields.io/badge/build-passing-brightgreen.svg) |
+| Windows  | 5.x MSVC       | ![Windows](https://img.shields.io/badge/build-passing-brightgreen.svg) |
+| OS X     | 5.x Clang     | ![OSX](https://img.shields.io/badge/build-unknown-lightgrey.svg)                            |
+
+# For Developers
+
+License
+---
+TTKCalendar is free software licensed under the term of [Licence GPL v3](https://github.com/TTKProject/TTKCalendar/blob/master/LICENSE). If you use TTKCalendar or its constituent libraries, you must add here to the terms of the license in question.
+
+Screenshots
+----
+### Demo
+![Demo](https://github.com/TTKProject/TTKCalendar/blob/master/demo.jpg?raw=true)
+
+Copyright
+-------
+ * This file is part of the TTKCalendar project.
+ * Copyright (c) 2017 - 2020 Greedysky Studio.
+ * mail: [email protected].
+
+How To Contribute
+-------
+ * Fork this project on github and make a branch. Commit in that branch, and push, then create a pull request to be reviewed and merged.
+ * Create an issue if you have any problem when using project or you find a bug, etc.
+ * What you can do: translation, write document, wiki, find or fix bugs, give your idea for this project etc.
+ * If you want to join the project developed together, please send e-mail to me.

TTKCalendar.pro

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+# =================================================
+# * This file is part of the TTKCalendar project
+# * Copyright (C) 2017 - 2020 Greedysky Studio
+#
+# * 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/>.
+# =================================================
+
+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = TTKCalendar
+TEMPLATE = app
+
+msvc{
+    CONFIG +=c++11
+}else{
+    QMAKE_CXXFLAGS += -std=c++11
+}
+
+SOURCES += \
+        main.cpp \
+        ttkapplication.cpp
+
+HEADERS += \
+        ttkapplication.h
+
+RESOURCES += \
+        TTKCalendar.qrc

TTKCalendar.qrc

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+<RCC>
+    <qresource prefix="/data">
+        <file>images/flag-cn.ico</file>
+        <file>images/today.ico</file>
+    </qresource>
+</RCC>

main.cpp

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+#include "ttkapplication.h"
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    TTKApplication w;
+    w.show();
+
+    return a.exec();
+}

ttkapplication.cpp

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+#include "ttkapplication.h"
+
+TTKButton::TTKButton(QWidget *parent)
+    : QToolButton(parent)
+{
+    setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
+    setToolButtonStyle(Qt::ToolButtonIconOnly);
+    setAutoRaise(true);
+}
+
+QSize TTKButton::sizeHint() const
+{
+    QSize size = QToolButton::sizeHint();
+    size.rheight() += 6;
+    return size;
+}
+
+
+TTKApplication::TTKApplication(QWidget *parent)
+    : QWidget(parent)
+{
+    createPreviewGroupBox();
+    setWindowTitle(tr("TTKApplication"));
+
+    QGridLayout* layout = new QGridLayout(this);
+    layout->addWidget(m_groupBox, 0, 0);
+    layout->setSizeConstraint(QLayout::SetFixedSize);
+
+    m_layout->setRowMinimumHeight(0, m_calendar->sizeHint().height());
+    m_layout->setColumnMinimumWidth(0, m_calendar->sizeHint().width());
+    m_today = QDate(m_calendar->selectedDate());
+
+    setLayout(layout);
+}
+
+void TTKApplication::today()
+{
+    m_calendar->setSelectedDate(m_today);
+}
+
+void TTKApplication::createPreviewGroupBox()
+{
+    m_groupBox = new QGroupBox(tr("Calendar"), this);
+    m_calendar = new QCalendarWidget(this);
+    m_calendar->setMinimumDate(QDate(1900, 1, 1));
+    m_calendar->setMaximumDate(QDate(3000, 1, 1));
+    m_calendar->setGridVisible(true);
+
+    m_todayButton = new TTKButton(this);
+    m_todayButton->setIcon(QIcon(":/data/images/today.ico"));
+    m_todayButton->setToolTip(tr("Today"));
+    connect(m_todayButton, SIGNAL(clicked()), SLOT(today()));
+
+    m_timeZoneButton = new TTKButton(this);
+    m_timeZoneButton->setIcon(QIcon(":/data/images/flag-cn.ico"));
+
+    m_layout = new QGridLayout;
+    m_layout->addWidget(m_calendar, 0, 0, Qt::AlignCenter);
+
+    QHBoxLayout* showLayout = new QHBoxLayout;
+    showLayout->addWidget(m_timeZoneButton);
+    showLayout->addStretch();
+    showLayout->addWidget(m_todayButton);
+
+    QVBoxLayout* mainLayout = new QVBoxLayout;
+    mainLayout->addLayout(m_layout);
+    mainLayout->addLayout(showLayout);
+    m_groupBox->setLayout(mainLayout);
+}

ttkapplication.h

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+#ifndef TTKAPPLICATION_H
+#define TTKAPPLICATION_H
+
+/* =================================================
+ * This file is part of the TTKCalendar project
+ * Copyright (C) 2017 - 2020 Greedysky Studio
+
+ * 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 <QGroupBox>
+#include <QGridLayout>
+#include <QToolButton>
+#include <QCalendarWidget>
+
+class TTKButton : public QToolButton
+{
+    Q_OBJECT
+public:
+    explicit TTKButton(QWidget *parent = nullptr);
+
+protected:
+    virtual QSize sizeHint() const override;
+};
+
+
+class TTKApplication : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit TTKApplication(QWidget *parent = nullptr);
+
+protected Q_SLOTS:
+    void today();
+
+protected:
+    void createPreviewGroupBox();
+
+    QGroupBox *m_groupBox;
+    QGridLayout *m_layout;
+    QCalendarWidget *m_calendar;
+
+    QDate m_today;
+    TTKButton *m_timeZoneButton;
+    TTKButton *m_todayButton;
+
+};
+
+#endif