diff --git a/frame/display/displaymanager.cpp b/frame/display/displaymanager.cpp index 27da59083..a5d43c299 100644 --- a/frame/display/displaymanager.cpp +++ b/frame/display/displaymanager.cpp @@ -182,132 +182,79 @@ void DisplayManager::updateScreenDockInfo() return; } - // 最多支持双屏,这里只计算双屏,单屏默认四边均可停靠任务栏 - if (m_screens.size() == 2) { - QRect s0 = m_screens.at(0)->geometry(); - s0.setSize(s0.size() * m_screens.at(0)->devicePixelRatio()); - QRect s1 = m_screens.at(1)->geometry(); - s1.setSize(s1.size() * m_screens.at(1)->devicePixelRatio()); + // 适配多个屏幕的情况 + for(auto s : m_screens) { + QList otherScreens = m_screens; + otherScreens.removeAll(s); + for (auto other : otherScreens) { + QRect ourRect = QRect(s->geometry().topLeft(), s->geometry().size() * s->devicePixelRatio()); + int ourBottom = ourRect.top() + ourRect.height(); + int ourTop = ourRect.top(); + int ourLeft = ourRect.left(); + int ourRight = ourRect.left() + ourRect.width(); + QPoint ourLeftBottom = QPoint(ourLeft, ourBottom); + QPoint ourRightBottom = QPoint(ourRight, ourBottom); + QPoint ourRightTop = QPoint(ourRight, ourTop); - qInfo() << "monitor info changed" << m_screens.at(0)->name() << s0 << m_screens.at(1)->name() << s1; + QRect otherRect = QRect(other->geometry().topLeft(), other->geometry().size() * other->devicePixelRatio()); + int otherBottom = otherRect.top() + otherRect.height(); + int otherTop = otherRect.top(); + int otherLeft = otherRect.left(); + int otherRight = otherRect.left() + otherRect.width(); + QPoint otherLeftBottom = QPoint(otherLeft, otherBottom); + QPoint otherLeftTop = QPoint(otherLeft, otherTop); + QPoint otherRightTop = QPoint(otherRight, otherTop); - int s0top = s0.y(); - int s0bottom = s0.y() + s0.height(); - int s0left = s0.x(); - int s0Right = s0.x() + s0.width(); + /* + * 上下拼接，our屏幕左右移动。 + * our屏幕从other屏幕对角的左上侧向右移动，至other屏幕对角的右上侧位置 + --------- --------- + | | | | + | our | ======>>>>> | our | + | | | | + --------------- --------------- + | | | | + | other | | other | + | | | | + --------- --------- + */ + // 上下拼接 + if (ourBottom == otherTop + && (ourRight >= otherLeft) + && (ourLeft <= otherRight)) { + // 排除对角排列 + if (ourLeftBottom == otherRightTop + || ourRightBottom == otherLeftTop) + continue; + m_screenPositionMap[s][Position::Bottom] = false; + m_screenPositionMap[other][Position::Top] = false; + } - int s1top = s1.y(); - int s1bottom = s1.y() + s1.height(); - int s1left = s1.x(); - int s1Right = s1.x() + s1.width(); - - QPoint s0topLeft = QPoint(s0.x(), s0.y()); - QPoint s0topRight = QPoint(s0.x()+ s0.width(), s0.y()); - QPoint s0bottomRight = QPoint(s0.x()+ s0.width(), s0.y() + s0.height()); - QPoint s0bottomLeft = QPoint(s0.x(), s0.y() + s0.height()); - - QPoint s1topLeft = QPoint(s1.x(), s1.y()); - QPoint s1topRight = QPoint(s1.x() + s1.width(), s1.y()); - QPoint s1bottomRight = QPoint(s1.x() + s1.width(), s1.y() + s1.height()); - QPoint s1bottomLeft = QPoint(s1.x(), s1.y() + s1.height()); - - /* - * 对角拼接，重置，默认均可停靠 ---------- --------- -| | | | -| s0 | | s1 | -| | | | ------------------ ----------------- - | | | | - | s1 | s0 | - | | | | - --------- --------- -*/ - if (s0bottomRight == s1topLeft - || s0topLeft == s1bottomRight) { - return; + /* + * 左右拼接，our屏幕上下移动。 + * our屏幕从other屏幕对角的左上侧向下移动，至other屏幕对角的最左下侧位置 + --------- --------- + | | | | + | our | ======>>>>> ---------| other | + | |-------- | | | + --------| | | our |-------- + | other | | | + | | ---------- + --------- + */ + // 左右拼接 + if (otherLeft == ourRight + && (ourTop <= otherBottom) + && (ourBottom >= otherTop)) { + // 排除对角排列 + if (ourRightTop == otherLeftBottom + || ourRightBottom == otherLeftTop) + continue; + m_screenPositionMap[s][Position::Right] = false; + m_screenPositionMap[other][Position::Left] = false; + } } - - /* - * 左右拼接，s0左，s1右 ---------------------- ------------- -| | | | | -| | s1 | | |-------- -| s0 | | | s0 | | -| |-------- | | s1 | -| | | | | -------------- --------------------- -*/ - if (s0Right == s1left - && (s0topRight == s1topLeft || s0bottomRight == s1bottomLeft)) { - m_screenPositionMap[m_screens.at(0)].insert(Position::Right, false); - m_screenPositionMap[m_screens.at(1)].insert(Position::Left, false); - return; - } - - /* - * 左右拼接，s1左，s0右 ---------------------- ------------- -| | | | | -| | s0 | | |-------- -| s1 | | | s1 | | -| |-------- | | s0 | -| | | | | -------------- --------------------- -*/ - if (s0left== s1Right - && (s0topLeft == s1topRight || s0bottomLeft == s1bottomRight)) { - m_screenPositionMap[m_screens.at(0)].insert(Position::Left, false); - m_screenPositionMap[m_screens.at(1)].insert(Position::Right, false); - return; - } - - /* - * 上下拼接，s0上，s1下 ---------- --------- -| | | | -| s0 | | s0 | -| | | | -------------- ------------- -| | | | -| | | | -| s1 | | s1 | -| | | | -| | | | -------------- ------------- -*/ - if (s0bottom == s1top - && (s0bottomLeft == s1topLeft || s0bottomRight == s1topRight)) { - m_screenPositionMap[m_screens.at(0)].insert(Position::Bottom, false); - m_screenPositionMap[m_screens.at(1)].insert(Position::Top, false); - return; - } - - /* - * 上下拼接，s1上，s0下 ---------- --------- -| | | | -| s1 | | s1 | -| | | | -------------- ------------- -| | | | -| | | | -| s0 | | s0 | -| | | | -| | | | -------------- ------------- -*/ - if (s0top == s1bottom - && (s0topLeft == s1bottomLeft || s0topRight == s1bottomRight)) { - m_screenPositionMap[m_screens.at(0)].insert(Position::Top, false); - m_screenPositionMap[m_screens.at(1)].insert(Position::Bottom, false); - return; - } - return; } - - // 目前不支持链接超过两个以上的显示器 - Q_UNREACHABLE(); } /** diff --git a/frame/display/displaymanager.h b/frame/display/displaymanager.h index cd9929484..99673dc15 100644 --- a/frame/display/displaymanager.h +++ b/frame/display/displaymanager.h @@ -64,8 +64,8 @@ Q_SIGNALS: void screenInfoChanged(); // 屏幕信息发生变化，需要调整任务栏显示，只需要这一个信号，其他的都不要，简化流程 private: - QList m_screens; - QMap > m_screenPositionMap; + QList m_screens; + QMap> m_screenPositionMap; const QGSettings *m_gsettings; // 多屏配置控制 bool m_onlyInPrimary; };