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wails/v2/internal/frontend/desktop/windows/winc/tooltip.go
Misite Bao f70d9de366
fix: fix go test errors (#2169)
* fix: fix go test errors

* Add flags to mac test

* Run on all branches

* Update PR workflow

Co-authored-by: Lea Anthony <lea.anthony@gmail.com>
2022-12-06 06:45:06 +11:00

46 lines
1.2 KiB
Go

//go:build windows
/*
* Copyright (C) 2019 The Winc Authors. All Rights Reserved.
* Copyright (C) 2010-2013 Allen Dang. All Rights Reserved.
*/
package winc
import (
"syscall"
"unsafe"
"github.com/wailsapp/wails/v2/internal/frontend/desktop/windows/winc/w32"
)
type ToolTip struct {
ControlBase
}
func NewToolTip(parent Controller) *ToolTip {
tp := new(ToolTip)
tp.InitControl("tooltips_class32", parent, w32.WS_EX_TOPMOST, w32.WS_POPUP|w32.TTS_NOPREFIX|w32.TTS_ALWAYSTIP)
w32.SetWindowPos(tp.Handle(), w32.HWND_TOPMOST, 0, 0, 0, 0, w32.SWP_NOMOVE|w32.SWP_NOSIZE|w32.SWP_NOACTIVATE)
return tp
}
func (tp *ToolTip) SetTip(tool Controller, tip string) bool {
var ti w32.TOOLINFO
ti.CbSize = uint32(unsafe.Sizeof(ti))
if tool.Parent() != nil {
ti.Hwnd = tool.Parent().Handle()
}
ti.UFlags = w32.TTF_IDISHWND | w32.TTF_SUBCLASS /* | TTF_ABSOLUTE */
ti.UId = uintptr(tool.Handle())
ti.LpszText = syscall.StringToUTF16Ptr(tip)
return w32.SendMessage(tp.Handle(), w32.TTM_ADDTOOL, 0, uintptr(unsafe.Pointer(&ti))) != w32.FALSE
}
func (tp *ToolTip) WndProc(msg uint, wparam, lparam uintptr) uintptr {
return w32.DefWindowProc(tp.hwnd, uint32(msg), wparam, lparam)
}