fix(keyboard): use QCoreApplication::sendEvent

Description:wayland下采用QCoreApplication::sendEvent方式来模拟按键事件

Log:https://gitee.com/openkylin/ukui-screensaver/issues/I5XAG9?from=project-issue

VirtualKeyboard/CMakeLists.txt

@@ -9,6 +9,7 @@ qt5_add_resources(VirtualKeyboard_SRC
 
 qt5_wrap_cpp(VirtualKeyboard_SRC
         src/vkstackedwidget.h
+        src/fakekeyboard.h
     )
 
 set(VirtualKeyboard_SRC
@@ -17,6 +18,7 @@ set(VirtualKeyboard_SRC
 	src/keyboardwidget.cpp
 	src/virtualkeyboard.cpp
 	src/x11keyboard.cpp
+	src/qtkeyboard.cpp
         src/vkstackedwidget.cpp
 	src/keyboard.qrc)
 
@@ -26,4 +28,4 @@ include_directories(
 	)
 
 add_library(VirtualKeyboard STATIC ${VirtualKeyboard_SRC})
-target_link_libraries(VirtualKeyboard Qt5::Core Qt5::Widgets)
+target_link_libraries(VirtualKeyboard Qt5::Core Qt5::Widgets Qt5::X11Extras)

VirtualKeyboard/src/fakekeyboard.h

@@ -0,0 +1,114 @@
+/**
+ * Copyright (C) 2018 Tianjin KYLIN Information Technology Co., Ltd.
+ *
+ * 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 2, 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+**/
+#ifndef FAKEKEYBOARD_H
+#define FAKEKEYBOARD_H
+
+#include <QObject>
+#include <QMetaEnum>
+
+class Modifier : public QObject
+{
+    Q_OBJECT
+public:
+    Modifier(){}
+
+    enum MOD{
+        UNKNOWN = -1,
+        CTRL,
+        SHIFT,
+        ALT,
+        SUPER
+    };
+    Q_ENUM(MOD)
+
+    static QString getModifierName(int mod)
+    {
+        QMetaEnum metaEnum = QMetaEnum::fromType<Modifier::MOD>();
+        const char* modName = metaEnum.valueToKey(mod);
+        QString result = QString(modName).toLower();
+        return result;
+    }
+    static MOD getModifier(const QString &modName)
+    {
+        QMetaEnum metaEnum = QMetaEnum::fromType<Modifier::MOD>();
+        MOD mod = (MOD)metaEnum.keyToValue(modName.toUpper().toLocal8Bit().data());
+        return mod;
+    }
+};
+
+class FuncKey : public QObject
+{
+    Q_OBJECT
+public:
+    FuncKey(){}
+
+    enum FUNCKEY {
+        UNKNOWN = -1,
+        SPACE = 0,
+        BACKSPACE,
+        ENTER,
+        HOME,
+        END,
+        PGUP,
+        PGDN,
+        INSERT,
+        DELETE,
+        UP,
+        DOWN,
+        LEFT,
+        RIGHT
+    };
+    Q_ENUM(FUNCKEY)
+    static QString getKeyName(int key)
+    {
+        QMetaEnum metaEnum = QMetaEnum::fromType<FuncKey::FUNCKEY>();
+        const char* keyName = metaEnum.valueToKey(key);
+        QString result = QString(keyName).toLower();
+        return result;
+    }
+    static FUNCKEY getKey(const QString &keyName)
+    {
+        QMetaEnum metaEnum = QMetaEnum::fromType<FuncKey::FUNCKEY>();
+        FUNCKEY key = (FUNCKEY)metaEnum.keyToValue(keyName.toUpper().toLocal8Bit().data());
+        return key;
+    }
+};
+
+class FakeKeyboard : public QObject
+{
+    Q_OBJECT
+public:
+    explicit FakeKeyboard(QObject *parent = nullptr)
+        : QObject(parent)
+    {
+
+    }
+
+    virtual void addModifier(Modifier::MOD mod) = 0;
+    virtual void removeModifier(Modifier::MOD mod) = 0;
+    virtual bool hasModifier(Modifier::MOD mod) = 0;
+    virtual QList<Modifier::MOD> getAllModifier() = 0;
+    virtual void clearModifier() = 0;
+
+public Q_SLOTS:
+    virtual void onKeyPressed(QChar c) = 0;
+    virtual void onKeyPressed(FuncKey::FUNCKEY key) = 0;
+};
+
+#endif // FAKEKEYBOARD_H

VirtualKeyboard/src/keyboardwidget.cpp

@@ -21,6 +21,9 @@
 #include <QDebug>
 #include <QMap>
 #include <QVector>
+#include <QX11Info>
+#include "x11keyboard.h"
+#include "qtkeyboard.h"
 
 #define SYMBOL_KEY_COUNT 29
 #define SYMBOL_PAGE_COUNT 2
@@ -47,7 +50,11 @@ KeyboardWidget::KeyboardWidget(QWidget *parent) :
     isShift(false),
     page(0)
 {
-    vKeyboard = new X11Keyboard(this);
+    if(QX11Info::isPlatformX11()){
+        vKeyboard = new X11Keyboard(this);
+    }else{
+        vKeyboard = new QtKeyboard(this);
+    }
     connect(this, SIGNAL(keyPressed(QChar)),
             vKeyboard, SLOT(onKeyPressed(QChar)));
     connect(this, SIGNAL(keyPressed(FuncKey::FUNCKEY)),

VirtualKeyboard/src/keyboardwidget.h

@@ -22,7 +22,7 @@
 #include <QWidget>
 #include <QMap>
 #include <QTime>
-#include "x11keyboard.h"
+#include "fakekeyboard.h"
 
 namespace Ui {
 class KeyboardWidget;
@@ -71,7 +71,7 @@ private:
     bool                    isShift;
     QTime                   shiftLastClicked;   //shift键上次被点击的时间
     int                     page;               //当前是第几页的键盘
-    X11Keyboard             *vKeyboard;
+    FakeKeyboard             *vKeyboard;
 };
 
 #endif // KEYBOARDWIDGET_H

VirtualKeyboard/src/qtkeyboard.cpp

@@ -0,0 +1,222 @@
+/**
+ * Copyright (C) 2018 Tianjin KYLIN Information Technology Co., Ltd.
+ *
+ * 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 2, 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+**/
+#include "qtkeyboard.h"
+#include <QDebug>
+#include <QWidget>
+#include <QKeyEvent>
+#include <QDir>
+#include <QApplication>
+#include <QCoreApplication>
+
+QMap<QChar,int> m_specialSymbolMap = {
+    {' ',   Qt::Key_Space},
+    {',',   Qt::Key_Comma},
+    {'.',   Qt::Key_Period},
+    {'\'',  Qt::Key_QuoteLeft},
+    {'@',   Qt::Key_At},
+    {'#',   Qt::Key_NumberSign},
+    {'$',   Qt::Key_Dollar},
+    {'%',   Qt::Key_Percent},
+    {'&',   Qt::Key_Ampersand},
+    {'*',   Qt::Key_Asterisk},
+    {'(',   Qt::Key_ParenLeft},
+    {')',   Qt::Key_ParenRight},
+    {'-',   Qt::Key_Minus},
+    {'+',   Qt::Key_Plus},
+    {'!',   Qt::Key_Exclam},
+    {'"',   Qt::Key_QuoteDbl},
+    {'<',   Qt::Key_Less},
+    {'>',   Qt::Key_Greater},
+    {':',   Qt::Key_Colon},
+    {';',   Qt::Key_Semicolon},
+    {'/',   Qt::Key_Slash},
+    {'?',   Qt::Key_Question},
+    {'=',   Qt::Key_Equal},
+    {'.',   Qt::Key_Period}, /*XK_kana_middledot*/
+    {'~',   Qt::Key_AsciiTilde},
+    {'`',   Qt::Key_QuoteLeft},
+    {'|',   Qt::Key_Bar},
+    {'^',   Qt::Key_AsciiCircum},
+    {'{',   Qt::Key_BraceLeft},
+    {'}',   Qt::Key_BraceRight},
+    {'[',   Qt::Key_BracketLeft},
+    {']',   Qt::Key_BracketRight},
+    {'_',   Qt::Key_Underscore},
+    {'\\',  Qt::Key_Backslash},
+};
+
+QMap<FuncKey::FUNCKEY, int> m_funckeyMap = {
+    {FuncKey::SPACE,     Qt::Key_Space},
+    {FuncKey::BACKSPACE, Qt::Key_Backspace},
+    {FuncKey::ENTER,     Qt::Key_Enter},
+    {FuncKey::HOME,      Qt::Key_Home},
+    {FuncKey::END,       Qt::Key_End},
+    {FuncKey::PGUP,      Qt::Key_PageUp},
+    {FuncKey::PGDN,      Qt::Key_PageDown},
+    {FuncKey::INSERT,    Qt::Key_Insert},
+    {FuncKey::DELETE,    Qt::Key_Delete},
+    {FuncKey::UP,        Qt::Key_Up},
+    {FuncKey::DOWN,      Qt::Key_Down},
+    {FuncKey::LEFT,      Qt::Key_Left},
+    {FuncKey::RIGHT,     Qt::Key_Right}
+};
+
+QMap<Modifier::MOD, Qt::KeyboardModifier> m_modifierMap = {
+    {Modifier::CTRL,    Qt::ControlModifier},
+    {Modifier::ALT,     Qt::AltModifier},
+    {Modifier::SUPER,   Qt::MetaModifier},
+    {Modifier::SHIFT,   Qt::ShiftModifier}
+};
+
+QVector<QChar> m_shiftKeyVec = {'~', '!', '@', '#', '$', '%', '^', '&', '*',
+                              '(', ')', '_', '+', '{', '}', '|', ':', '"',
+                              '>', '?'};
+
+#define DRM_DIR "/sys/class/leds/"
+#define CAPSLOCK_STATUS "capslock_state"
+
+/**
+ * @brief 判断大写键状态
+ * @return true: 大写锁定
+ */
+bool checkCapsLockState()
+{
+    QDir ledDir(DRM_DIR);
+    QStringList leds = ledDir.entryList(QDir::Dirs);
+    QString capsFile;
+
+    for(int i = 0;i<leds.count();i++){
+        if(leds.at(i).contains("capslock"))
+            capsFile = leds.at(i);
+    }
+    QFile drmStatusFile(DRM_DIR + capsFile + "/brightness");
+    if(drmStatusFile.open(QIODevice::ReadOnly | QIODevice::Text)) {
+        QTextStream in(&drmStatusFile);
+        QString status = in.readLine();
+
+        if(status == "0") {
+            return false;
+        }else{
+            return true;
+        }
+    }
+
+    return false;
+}
+
+QtKeyboard::QtKeyboard(QObject *parent)
+    : FakeKeyboard(parent)
+{
+
+}
+
+QtKeyboard::~QtKeyboard()
+{
+
+}
+
+void QtKeyboard::addModifier(Modifier::MOD mod)
+{
+    modList.push_back(mod);
+}
+
+void QtKeyboard::removeModifier(Modifier::MOD mod)
+{
+    modList.removeOne(mod);
+}
+
+bool QtKeyboard::hasModifier(Modifier::MOD mod)
+{
+    return modList.contains(mod);
+}
+
+QList<Modifier::MOD> QtKeyboard::getAllModifier()
+{
+    return modList;
+}
+
+void QtKeyboard::clearModifier()
+{
+    modList.clear();
+}
+
+
+void QtKeyboard::onKeyPressed(QChar c)
+{
+    /*判断大写锁定打开时，转换字母大小写状态，与x11keyboard类逻辑保持一致*/
+    if(checkCapsLockState() && c.isLetter()){
+        if(c.isUpper()){
+            c = c.toLower();
+        }
+        else if(c.isLower()){
+            c = c.toUpper();
+        }
+    }
+
+    if(c>='A' && c<='Z'){
+        sendKey(c.toLatin1(),c);
+    }else if(c>='a' && c<='z'){
+        sendKey(c.toLatin1() - 32,c);
+    }else if(c >= '0' && c<='9'){
+        sendKey(c.toLatin1(),c);
+    }else if(m_specialSymbolMap.contains(c)){
+        sendKey(m_specialSymbolMap[c],c);
+    }else {
+        sendKey(c.toLatin1(),c);
+    }
+}
+
+void QtKeyboard::onKeyPressed(FuncKey::FUNCKEY key)
+{
+    int keysym = m_funckeyMap[key];
+    /*这里的text根据实际按键得到的QEvent中的text内容打印*/
+    if(key == FuncKey::SPACE){
+        sendKey(keysym," ");
+    }else if(key == FuncKey::BACKSPACE){
+        sendKey(keysym,"\b");
+    }else if(key == FuncKey::ENTER){
+        sendKey(keysym,"\r");
+    }else if(key == FuncKey::INSERT){
+       sendKey(keysym,"\u007F");
+    }else{
+        sendKey(keysym,"");
+    }
+}
+
+void QtKeyboard::sendKey(const unsigned int keysym,const QString text)
+{
+    Qt::KeyboardModifiers modifier = Qt::NoModifier;
+    for(auto mod : modList){
+        modifier = modifier | m_modifierMap[mod];
+    }
+
+    QWidget *objfous = QApplication::focusWidget();
+
+    if(objfous){
+        QKeyEvent event1(QEvent::KeyPress, keysym
+                         , modifier, text
+                         , true, 1);
+        QKeyEvent event2(QEvent::KeyRelease, keysym
+                         , modifier, text
+                         , true, 1);
+        QCoreApplication::sendEvent(objfous, &event1);
+        QCoreApplication::sendEvent(objfous, &event2);
+    }
+
+}

VirtualKeyboard/src/qtkeyboard.h

@@ -0,0 +1,49 @@
+/**
+ * Copyright (C) 2018 Tianjin KYLIN Information Technology Co., Ltd.
+ *
+ * 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 2, 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+**/
+#ifndef QTKEYBOARD_H
+#define QTKEYBOARD_H
+
+#include <QObject>
+#include <QMetaEnum>
+#include "fakekeyboard.h"
+
+class QtKeyboard : public FakeKeyboard 
+{
+    Q_OBJECT
+public:
+    explicit QtKeyboard(QObject *parent = nullptr);
+    ~QtKeyboard();
+    void addModifier(Modifier::MOD mod);
+    void removeModifier(Modifier::MOD mod);
+    bool hasModifier(Modifier::MOD mod);
+    QList<Modifier::MOD> getAllModifier();
+    void clearModifier();
+
+public Q_SLOTS:
+    void onKeyPressed(QChar c);
+    void onKeyPressed(FuncKey::FUNCKEY key);
+
+private:
+    void sendKey(const unsigned int keyCode,const QString text);
+
+private:
+    QList<Modifier::MOD> modList;
+};
+
+#endif // QTKEYBOARD_H

VirtualKeyboard/src/x11keyboard.cpp

@@ -22,8 +22,6 @@
 #include <X11/keysym.h>
 #include <X11/extensions/XTest.h>
 
-
-
 struct CharMap {
     QChar    name;
     KeySym   code;
@@ -36,7 +34,7 @@ struct CharMap XSpecialSymbolMap[] {
     {'\'',  XK_quoteright},
     {'@',   XK_at},
     {'#',   XK_numbersign},
-    {'$', XK_dollar},
+    {'$',   XK_dollar},
     {'%',   XK_percent},
     {'&',   XK_ampersand},
     {'*',   XK_asterisk},
@@ -123,7 +121,7 @@ unsigned int keyCodeOfChar(QChar c)
 }
 
 X11Keyboard::X11Keyboard(QObject *parent)
-    : QObject(parent)
+    : FakeKeyboard(parent)
 {
 
 }

VirtualKeyboard/src/x11keyboard.h

@@ -21,76 +21,9 @@
 
 #include <QObject>
 #include <QMetaEnum>
+#include "fakekeyboard.h"
 
-class Modifier : public QObject
-{
-    Q_OBJECT
-public:
-    Modifier(){}
-
-    enum MOD{
-        UNKNOWN = -1,
-        CTRL,
-        SHIFT,
-        ALT,
-        SUPER
-    };
-    Q_ENUM(MOD)
-
-    static QString getModifierName(int mod)
-    {
-        QMetaEnum metaEnum = QMetaEnum::fromType<Modifier::MOD>();
-        const char* modName = metaEnum.valueToKey(mod);
-        QString result = QString(modName).toLower();
-        return result;
-    }
-    static MOD getModifier(const QString &modName)
-    {
-        QMetaEnum metaEnum = QMetaEnum::fromType<Modifier::MOD>();
-        MOD mod = (MOD)metaEnum.keyToValue(modName.toUpper().toLocal8Bit().data());
-        return mod;
-    }
-};
-
-class FuncKey : public QObject
-{
-    Q_OBJECT
-public:
-    FuncKey(){}
-
-    enum FUNCKEY {
-        UNKNOWN = -1,
-        SPACE = 0,
-        BACKSPACE,
-        ENTER,
-        HOME,
-        END,
-        PGUP,
-        PGDN,
-        INSERT,
-        DELETE,
-        UP,
-        DOWN,
-        LEFT,
-        RIGHT
-    };
-    Q_ENUM(FUNCKEY)
-    static QString getKeyName(int key)
-    {
-        QMetaEnum metaEnum = QMetaEnum::fromType<FuncKey::FUNCKEY>();
-        const char* keyName = metaEnum.valueToKey(key);
-        QString result = QString(keyName).toLower();
-        return result;
-    }
-    static FUNCKEY getKey(const QString &keyName)
-    {
-        QMetaEnum metaEnum = QMetaEnum::fromType<FuncKey::FUNCKEY>();
-        FUNCKEY key = (FUNCKEY)metaEnum.keyToValue(keyName.toUpper().toLocal8Bit().data());
-        return key;
-    }
-};
-
-class X11Keyboard : public QObject
+class X11Keyboard : public FakeKeyboard 
 {
     Q_OBJECT
 public:

src/fullbackgroundwidget.cpp

@@ -566,7 +566,6 @@ bool FullBackgroundWidget::nativeEventFilter(const QByteArray &eventType, void *
         //onGlobalKeyPress(xc->detail);
      } else if (responseType == XCB_KEY_RELEASE) {
         xcb_key_release_event_t *xc = reinterpret_cast<xcb_key_release_event_t*>(event);
-        qDebug()<<"---------------------XCB_KEY_RELEASE:"<<xc->detail;
         onGlobalKeyRelease(xc->detail);
      } else if(responseType == XCB_GE_GENERIC){
         xcb_ge_generic_event_t *xc = reinterpret_cast<xcb_ge_generic_event_t*>(event);
@@ -580,14 +579,12 @@ bool FullBackgroundWidget::nativeEventFilter(const QByteArray &eventType, void *
         int x = xc->root_x;
         int y = xc->root_y;
         onGlobalButtonPressed(x, y);
-        qDebug()<<"---------------------XCB_BUTTON_PRESS:"<<x<<","<<y;
      } else if (responseType == XCB_BUTTON_RELEASE) {
      } else if (responseType == XCB_MOTION_NOTIFY) {   //此处获取的是窗口外的鼠标移动
         xcb_motion_notify_event_t *xc = reinterpret_cast<xcb_motion_notify_event_t*>(event);
         int x = xc->root_x;
         int y = xc->root_y;
         onGlobalButtonDrag(x, y);
-        qDebug()<<"---------------------XCB_MOTION_NOTIFY:"<<x<<","<<y;
      }
      return false;
 }

src/lockwidget.cpp

@@ -814,7 +814,7 @@ void LockWidget::initUI()
         this->setCursor(Qt::ArrowCursor);
     });
 
-    if(QX11Info::isPlatformX11()){
+//    if(QX11Info::isPlatformX11()){
         //虚拟键盘
         ui->btnKeyboard->setIcon(QIcon(":/image/assets/keyboard.svg"));
         ui->btnKeyboard->setFixedSize(48, 48);
@@ -832,10 +832,11 @@ void LockWidget::initUI()
 
         connect(ui->btnKeyboard, &QPushButton::clicked,
                 this, &LockWidget::showVirtualKeyboard);
+/*
     } else {
         ui->btnKeyboard->hide();
     }
-
+*/
     //用户切换
     if(displayManager->canSwitch())
     {
@@ -875,9 +876,6 @@ void LockWidget::netInPutStatus()
 
 void LockWidget::showVirtualKeyboard()
 {
-    if (!QX11Info::isPlatformX11()) {
-        return ;
-    }
     tabAt = LINEEDIT;
     setBottomBtnSheet();
     tabAt = BOTTMBTN;