docs:Add an open source license to the project: LICENSE-2.0

QtMyStyleEx/QtExample02/QtStyleEx/widget.cpp

@@ -0,0 +1,86 @@
+/*
+ *
+ * Gmail:   touwoyimuli@gmai.com
+ * blogs:   https://blog.csdn.net/qq_33154343
+ *
+ * -------------------------------------------------
+ * Copyright 2019~2020 touwoyimuli
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "widget.h"
+
+#include <QDebug>
+#include <QTableWidget>
+#include <QProgressBar>
+#include <QPushButton>
+#include <QApplication>
+#include <QSlider>
+#include <QScrollBar>
+#include <QStyleFactory>
+
+Widget::Widget(QWidget *parent)
+    : QWidget(parent)
+{
+    init();
+}
+
+Widget::~Widget()
+{
+
+}
+
+void Widget::init()
+{
+    QTableWidget *table = new QTableWidget(10, 10, this);
+    table->move(10, 10);
+
+    QScrollBar *scrollBarH = new QScrollBar(this);
+    scrollBarH->move(300, 50);
+    scrollBarH->setRange(0, 100);
+    scrollBarH->setValue(34);
+    scrollBarH->resize(380, 20);
+    scrollBarH->setOrientation(Qt::Horizontal);
+
+    QScrollBar *scrollBarV = new QScrollBar(this);
+    scrollBarV->move(50, 250);
+    scrollBarV->setRange(0, 100);
+    scrollBarV->setValue(67);
+    scrollBarV->resize(20, 380);
+    scrollBarV->setOrientation(Qt::Vertical);
+
+    QProgressBar* progreH = new QProgressBar(this);
+    progreH->move(300, 100);
+    progreH->resize(250, 40);
+    progreH->setValue(37);
+    progreH->setOrientation(Qt::Horizontal);
+
+    QProgressBar* progreV = new QProgressBar(this);
+    progreV->move(100, 300);
+    progreV->resize(40, 250);
+    progreV->setValue(67);
+    progreV->setOrientation(Qt::Vertical);
+
+    int i = 0;
+    QStringList listStyle = QStyleFactory::keys();
+    foreach(QString val, listStyle) {   //打印当前系统支持的系统风格
+        qDebug()<<val<<"  ";
+        QPushButton *btn = new QPushButton(val, this);
+        btn->move(this->rect().right() - 100, this->rect().top() + i++ * 40);
+        connect(btn, &QPushButton::clicked, this, [=](){
+            qApp->setStyle(val);
+        });
+    }
+
+}