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internal/uidriver/glfw: initialize the callback at init

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This commit is contained in:
Hajime Hoshi 2022-02-03 00:31:49 +09:00
parent a19bbd3b09
commit 80f178b5e8
1 changed files with 17 additions and 17 deletions
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34
internal/uidriver/glfw/ui.go
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@ -822,23 +822,6 @@ event:
time.Sleep(time.Millisecond) time.Sleep(time.Millisecond)
} }
} }
if u.defaultFramebufferSizeCallback == 0 {
// When the window gets resized (either by manual window resize or a window
// manager), glfw sends a framebuffer size callback which we need to handle (#1960).
// This event is the only way to handle the size change at least on i3 window manager.
u.defaultFramebufferSizeCallback = glfw.ToFramebufferSizeCallback(func(_ *glfw.Window, w, h int) {
if u.isFullscreen() {
return
}
// The framebuffer size is always scaled by the device scale factor (#1975).
// See also the implementation in uiContext.updateOffscreen.
s := u.deviceScaleFactor(u.currentMonitor())
ww := int(float64(w) / s)
wh := int(float64(h) / s)
u.setWindowSizeInDIP(ww, wh, u.isFullscreen())
})
}
window.SetFramebufferSizeCallback(u.defaultFramebufferSizeCallback) window.SetFramebufferSizeCallback(u.defaultFramebufferSizeCallback)
close(u.framebufferSizeCallbackCh) close(u.framebufferSizeCallbackCh)
@ -922,6 +905,23 @@ func (u *UserInterface) init() error {
u.window.Maximize() u.window.Maximize()
} }
// When the window gets resized (either by manual window resize or a window
// manager), glfw sends a framebuffer size callback which we need to handle (#1960).
// This event is the only way to handle the size change at least on i3 window manager.
u.defaultFramebufferSizeCallback = glfw.ToFramebufferSizeCallback(func(_ *glfw.Window, w, h int) {
if u.isFullscreen() {
return
}
// The framebuffer size is always scaled by the device scale factor (#1975).
// See also the implementation in uiContext.updateOffscreen.
s := u.deviceScaleFactor(u.currentMonitor())
ww := int(float64(w) / s)
wh := int(float64(h) / s)
u.setWindowSizeInDIP(ww, wh, u.isFullscreen())
})
u.window.SetFramebufferSizeCallback(u.defaultFramebufferSizeCallback)
u.window.SetTitle(u.title) u.window.SetTitle(u.title)
u.window.Show() u.window.Show()