在多个显示器上绘制所有窗口

"fmt"

"syscall"

"unicode"

// 获取所有窗口的句柄和位置信息

windows := getWindowsInformation()

// 创建一个窗口列表

windowList := make(map[int]struct {

    handle  syscall.Handle

    position struct {

        x, y, w, h int

    }

})

// 遍历所有窗口，绘制其边框和标题栏

for _, window := range windows {

    // 获取窗口句柄和位置信息

    handle := window.handle

    position := window.position

    // 绘制窗口边框

    drawEdge(handle, position.x, position.y, position.w, position.h)

    // 绘制窗口标题栏

    drawCaption(handle, position.x, position.y, position.w, position.h)

    // 将窗口句柄和位置信息添加到窗口列表中

    windowList[handle] = struct {

        handle  syscall.Handle

        position struct {

            x, y, w, h int

        }

    }{handle: handle, position: position}

}

// 遍历窗口列表，绘制每个窗口的边框和标题栏

for handle, window := range windowList {

    // 获取窗口句柄和位置信息

    position := window.position

    // 绘制窗口边框

    drawEdge(handle, position.x, position.y, position.w, position.h)

    // 绘制窗口标题栏

    drawCaption(handle, position.x, position.y, position.w, position.h)

}

handle  syscall.Handle

position struct {

    x, y, w, h int

}

windows := make([]struct {

    handle  syscall.Handle

    position struct {

        x, y, w, h int

    }

}, 0)

err := windowsSystemInformation(syscall.GetDesktopWindow(), &windows)

if err != nil {

    panic(err)

}

return windows

const (

    left    = 1

    right   = 2

    top     = 3

    bottom  = 4

    caption  = 5

)

var style uint32

var color uint32

if s, ok := windowStyles[handle]; ok {

    style = s

} else {

    style = 0

}

if s, ok := windowColors[handle]; ok {

    color = s

} else {

    color = 0

}

// 获取窗口边框和标题栏的尺寸

borderRect := syscall.Rect(x, y, x+w, y+h)

titleRect := syscall.Rect(x, y, x+w, y+h)

// 绘制边框

if style&left != 0 {

    drawRect(borderRect, color, style)

}

if style&right != 0 {

    drawRect(borderRect, color, style)

}

if style&top != 0 {

    drawRect(borderRect, color, style)

}

if style&bottom != 0 {

    drawRect(borderRect, color, style)

}

// 绘制标题栏

if style&caption != 0 {

    drawRect(titleRect, color, style)

}