45 lines
803 B
Go
45 lines
803 B
Go
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// Copyright 2019 The Walk Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build windows,!walk_use_cgo
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package walk
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import (
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"unsafe"
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"github.com/lxn/win"
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)
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func (fb *FormBase) mainLoop() int {
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msg := (*win.MSG)(unsafe.Pointer(win.GlobalAlloc(0, unsafe.Sizeof(win.MSG{}))))
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defer win.GlobalFree(win.HGLOBAL(unsafe.Pointer(msg)))
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for fb.hWnd != 0 {
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switch win.GetMessage(msg, 0, 0, 0) {
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case 0:
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return int(msg.WParam)
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case -1:
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return -1
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}
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switch msg.Message {
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case win.WM_KEYDOWN:
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if fb.handleKeyDown(msg) {
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continue
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}
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}
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if !win.IsDialogMessage(fb.hWnd, msg) {
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win.TranslateMessage(msg)
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win.DispatchMessage(msg)
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}
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fb.group.RunSynchronized()
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}
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return 0
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}
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