新增全局热键示例

shortcut/frmshortcut.cpp

@@ -0,0 +1,38 @@
+#include "frmshortcut.h"
+#include "ui_frmshortcut.h"
+#include "qxtglobalshortcut.h"
+#include "qdatetime.h"
+#include "qdebug.h"
+
+frmShortCut::frmShortCut(QWidget *parent) : QWidget(parent), ui(new Ui::frmShortCut)
+{
+    ui->setupUi(this);
+    this->initForm();
+}
+
+frmShortCut::~frmShortCut()
+{
+    delete ui;
+}
+
+void frmShortCut::initForm()
+{
+    //实例化热键类
+    QxtGlobalShortcut *shortcut = new QxtGlobalShortcut(QKeySequence("ctrl+x"), this);
+    connect(shortcut, SIGNAL(activated()), this, SLOT(shortcut()));
+}
+
+void frmShortCut::shortcut()
+{
+#if 1
+    //如果是最小化则显示,否则最小化
+    if (this->isMinimized()) {
+        this->showNormal();
+        this->activateWindow();
+    } else {
+        this->showMinimized();
+    }
+#else
+    ui->label->setText("activated  " + QTime::currentTime().toString("hh:mm:ss zzz"));
+#endif
+}

shortcut/frmshortcut.h

@@ -0,0 +1,26 @@
+#ifndef FRMSHORTCUT_H
+#define FRMSHORTCUT_H
+
+#include <QWidget>
+
+namespace Ui {
+class frmShortCut;
+}
+
+class frmShortCut : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit frmShortCut(QWidget *parent = 0);
+    ~frmShortCut();
+
+private:
+    Ui::frmShortCut *ui;
+
+private slots:
+    void initForm();
+    void shortcut();
+};
+
+#endif // FRMSHORTCUT_H

shortcut/frmshortcut.ui

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>frmShortCut</class>
+ <widget class="QWidget" name="frmShortCut">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>全局热键示例</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>按 ctrl+x 最小化,再次按显示</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignCenter</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

shortcut/main.cpp

@@ -0,0 +1,10 @@
+#include "frmshortcut.h"
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    frmShortCut w;
+    w.show();
+    return a.exec();
+}

shortcut/shortcut.pro

@@ -0,0 +1,16 @@
+QT += core gui
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+greaterThan(QT_MAJOR_VERSION, 5): QT += core5compat
+
+TARGET      = shortcut
+TEMPLATE    = app
+DESTDIR     = $$PWD/../bin
+CONFIG      += warn_off
+
+SOURCES     += main.cpp
+SOURCES     += frmshortcut.cpp
+HEADERS     += frmshortcut.h
+FORMS       += frmshortcut.ui
+
+INCLUDEPATH += $$PWD/../3rd_qxtglobalshortcut
+include($$PWD/../3rd_qxtglobalshortcut/3rd_qxtglobalshortcut.pri)