mirror of
https://gitee.com/energye/energy.git
synced 2024-12-05 21:28:17 +08:00
131 lines
3.5 KiB
Go
131 lines
3.5 KiB
Go
//----------------------------------------
|
||
//
|
||
// Copyright © yanghy. All Rights Reserved.
|
||
//
|
||
// Licensed under Apache License Version 2.0, January 2004
|
||
//
|
||
// https://www.apache.org/licenses/LICENSE-2.0
|
||
//
|
||
//----------------------------------------
|
||
|
||
//go:build windows
|
||
// +build windows
|
||
|
||
package cef
|
||
|
||
import (
|
||
"github.com/energye/energy/v2/cef/internal/ipc"
|
||
ipcArgument "github.com/energye/energy/v2/cef/ipc/argument"
|
||
"github.com/energye/energy/v2/consts/messages"
|
||
"github.com/energye/golcl/lcl/types"
|
||
"github.com/energye/golcl/lcl/win"
|
||
)
|
||
|
||
// 窗口拖拽JS扩展
|
||
func dragExtensionJS(frame *ICefFrame) {
|
||
var executeJS = `energyExtension.drag.setup();`
|
||
frame.ExecuteJavaScript(executeJS, "", 0)
|
||
}
|
||
|
||
// 窗口拖拽JS扩展处理器
|
||
// 1. 注册JS扩展到CEF, 注册鼠标事件,通过本地函数在Go里处理鼠标事件
|
||
// 2. 通过IPC将鼠标消息发送到主进程,主进程监听到消息处理鼠标事件
|
||
// 3. windows 使用win.api实现窗口拖拽
|
||
func dragExtensionHandler() {
|
||
energyExtensionHandler := V8HandlerRef.New()
|
||
energyExtensionHandler.Execute(func(name string, object *ICefV8Value, arguments *TCefV8ValueArray, retVal *ResultV8Value, exception *ResultString) bool {
|
||
if name == mouseDown || name == mouseUp {
|
||
return true
|
||
} else if name == mouseMove {
|
||
// caption move
|
||
message := &ipcArgument.List{
|
||
Id: -1,
|
||
BId: ipc.RenderChan().BrowserId(),
|
||
Name: internalIPCDRAG,
|
||
Data: &drag{T: dragMove},
|
||
}
|
||
ipc.RenderChan().IPC().Send(message.Bytes())
|
||
return true
|
||
} else if name == mouseDblClick {
|
||
// caption double click
|
||
message := &ipcArgument.List{
|
||
Id: -1,
|
||
BId: ipc.RenderChan().BrowserId(),
|
||
Name: internalIPCDRAG,
|
||
Data: &drag{T: dragDblClick},
|
||
}
|
||
ipc.RenderChan().IPC().Send(message.Bytes())
|
||
return true
|
||
} else if name == mouseResize {
|
||
// window border resize
|
||
htValue := arguments.Get(0)
|
||
ht := htValue.GetStringValue()
|
||
htValue.Free()
|
||
message := &ipcArgument.List{
|
||
Id: -1,
|
||
BId: ipc.RenderChan().BrowserId(),
|
||
Name: internalIPCDRAG,
|
||
Data: &drag{T: dragResize, HT: ht},
|
||
}
|
||
ipc.RenderChan().IPC().Send(message.Bytes())
|
||
return true
|
||
}
|
||
return false
|
||
})
|
||
RegisterExtension("energyExtension", string(ipc.IPCJS), energyExtensionHandler)
|
||
}
|
||
|
||
func (m *drag) drag() {
|
||
window := m.window.AsLCLBrowserWindow().BrowserWindow()
|
||
switch m.T {
|
||
case dragUp:
|
||
case dragDown:
|
||
case dragMove:
|
||
// 全屏时不能拖拽窗口
|
||
if window.IsFullScreen() {
|
||
return
|
||
}
|
||
// 此时是 down 事件, 拖拽窗口
|
||
if win.ReleaseCapture() {
|
||
win.PostMessage(m.window.Handle(), messages.WM_NCLBUTTONDOWN, messages.HTCAPTION, 0)
|
||
}
|
||
case dragResize:
|
||
if window.IsFullScreen() {
|
||
return
|
||
}
|
||
var borderHT uintptr
|
||
switch m.HT {
|
||
case "n-resize":
|
||
borderHT = messages.HTTOP
|
||
case "ne-resize":
|
||
borderHT = messages.HTTOPRIGHT
|
||
case "e-resize":
|
||
borderHT = messages.HTRIGHT
|
||
case "se-resize":
|
||
borderHT = messages.HTBOTTOMRIGHT
|
||
case "s-resize":
|
||
borderHT = messages.HTBOTTOM
|
||
case "sw-resize":
|
||
borderHT = messages.HTBOTTOMLEFT
|
||
case "w-resize":
|
||
borderHT = messages.HTLEFT
|
||
case "nw-resize":
|
||
borderHT = messages.HTTOPLEFT
|
||
}
|
||
if borderHT != 0 {
|
||
if win.ReleaseCapture() {
|
||
win.PostMessage(window.Handle(), messages.WM_NCLBUTTONDOWN, borderHT, 0)
|
||
}
|
||
}
|
||
case dragDblClick:
|
||
if window.WindowProperty().EnableWebkitAppRegionDClk {
|
||
if window.WindowState() == types.WsNormal {
|
||
window.SetWindowState(types.WsMaximized)
|
||
} else {
|
||
window.SetWindowState(types.WsNormal)
|
||
}
|
||
}
|
||
}
|
||
|
||
}
|