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[v3 windows] Implement getScreen

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This commit is contained in:
Lea Anthony 2023-05-01 21:11:40 +10:00
parent cf7b4e2458
commit 00c6f0dfdb
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GPG Key ID: 33DAF7BB90A58405
2 changed files with 66 additions and 2 deletions
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60
v3/pkg/application/webview_window_windows.go
View File

@ -7,6 +7,8 @@ import (
"fmt"
"github.com/wailsapp/wails/v3/pkg/events"
"github.com/wailsapp/wails/v3/pkg/w32"
"strconv"
"unicode/utf16"
"unsafe"
)
@ -392,9 +394,63 @@ func (w *windowsWebviewWindow) hide() {
w32.ShowWindow(w.hwnd, w32.SW_HIDE)
}
// Get the screen for the current window
func (w *windowsWebviewWindow) getScreen() (*Screen, error) {
//TODO implement me
panic("implement me")
hMonitor := w32.MonitorFromWindow(w.hwnd, w32.MONITOR_DEFAULTTONEAREST)
var mi w32.MONITORINFOEX
mi.CbSize = uint32(unsafe.Sizeof(mi))
w32.GetMonitorInfoEx(hMonitor, &mi)
var thisScreen Screen
thisScreen.X = int(mi.RcMonitor.Left)
thisScreen.Y = int(mi.RcMonitor.Top)
thisScreen.Size = Size{
Width: int(mi.RcMonitor.Right - mi.RcMonitor.Left),
Height: int(mi.RcMonitor.Bottom - mi.RcMonitor.Top),
}
thisScreen.Bounds = Rect{
X: int(mi.RcMonitor.Left),
Y: int(mi.RcMonitor.Top),
Width: int(mi.RcMonitor.Right - mi.RcMonitor.Left),
Height: int(mi.RcMonitor.Bottom - mi.RcMonitor.Top),
}
thisScreen.WorkArea = Rect{
X: int(mi.RcWork.Left),
Y: int(mi.RcWork.Top),
Width: int(mi.RcWork.Right - mi.RcWork.Left),
Height: int(mi.RcWork.Bottom - mi.RcWork.Top),
}
thisScreen.ID = strconv.Itoa(int(hMonitor))
thisScreen.Name = string(utf16.Decode(mi.SzDevice[:]))
var xdpi, ydpi w32.UINT
w32.GetDPIForMonitor(hMonitor, w32.MDT_EFFECTIVE_DPI, &xdpi, &ydpi)
thisScreen.Scale = float32(xdpi) / 96.0
thisScreen.IsPrimary = mi.DwFlags&w32.MONITORINFOF_PRIMARY != 0
// TODO: Get screen rotation
// https://docs.microsoft.com/en-us/windows/win32/api/wingdi/ns-wingdi-devmodea
//// get display settings for monitor
//var dm w32.DEVMODE
//dm.DmSize = uint16(unsafe.Sizeof(dm))
//dm.DmDriverExtra = 0
//w32.EnumDisplaySettingsEx(&mi.SzDevice[0], w32.ENUM_CURRENT_SETTINGS, &dm, 0)
//
//// check display settings for rotation
//rotationAngle := dm.DmDi
//if rotationAngle == DMDO_0 {
// printf("Monitor is not rotated\n")
//} else if rotationAngle == DMDO_90 {
// printf("Monitor is rotated 90 degrees\n")
//} else if rotationAngle == DMDO_180 {
// printf("Monitor is rotated 180 degrees\n")
//} else if rotationAngle == DMDO_270 {
// printf("Monitor is rotated 270 degrees\n")
//} else {
// printf("Monitor is rotated at an unknown angle\n")
//}
return &thisScreen, nil
}
func (w *windowsWebviewWindow) setFrameless(b bool) {

8
v3/pkg/w32/user32.go
View File

@ -1151,6 +1151,14 @@ func GetMonitorInfo(hMonitor HMONITOR, lmpi *MONITORINFO) bool {
return ret != 0
}
func GetMonitorInfoEx(hMonitor HMONITOR, lmpi *MONITORINFOEX) bool {
ret, _, _ := procGetMonitorInfo.Call(
uintptr(hMonitor),
uintptr(unsafe.Pointer(lmpi)),
)
return ret != 0
}
func EnumDisplayMonitors(hdc HDC, clip *RECT, fnEnum uintptr, dwData unsafe.Pointer) bool {
ret, _, _ := procEnumDisplayMonitors.Call(
hdc,