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refactor: rename the atom directory to shell

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Samuel Attard 2019-06-19 13:43:10 -07:00 • committed by Samuel Attard
parent 4575a4aae3
commit d7f07e8a80
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64
shell/browser/ui/x/window_state_watcher.cc Normal file
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// Copyright (c) 2014 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "atom/browser/ui/x/window_state_watcher.h"
#include "ui/events/platform/platform_event_source.h"
#include "ui/gfx/x/x11.h"
#include "ui/gfx/x/x11_atom_cache.h"
namespace atom {
WindowStateWatcher::WindowStateWatcher(NativeWindowViews* window)
: window_(window), widget_(window->GetAcceleratedWidget()) {
ui::PlatformEventSource::GetInstance()->AddPlatformEventObserver(this);
}
WindowStateWatcher::~WindowStateWatcher() {
ui::PlatformEventSource::GetInstance()->RemovePlatformEventObserver(this);
}
void WindowStateWatcher::WillProcessEvent(const ui::PlatformEvent& event) {
if (IsWindowStateEvent(event)) {
was_minimized_ = window_->IsMinimized();
was_maximized_ = window_->IsMaximized();
}
}
void WindowStateWatcher::DidProcessEvent(const ui::PlatformEvent& event) {
if (IsWindowStateEvent(event)) {
bool is_minimized = window_->IsMinimized();
bool is_maximized = window_->IsMaximized();
bool is_fullscreen = window_->IsFullscreen();
if (is_minimized != was_minimized_) {
if (is_minimized)
window_->NotifyWindowMinimize();
else
window_->NotifyWindowRestore();
} else if (is_maximized != was_maximized_) {
if (is_maximized)
window_->NotifyWindowMaximize();
else
window_->NotifyWindowUnmaximize();
} else {
// If this is neither a "maximize" or "minimize" event, then we think it
// is a "fullscreen" event.
// The "IsFullscreen()" becomes true immediately before "WillProcessEvent"
// is called, so we can not handle this like "maximize" and "minimize" by
// watching whether they have changed.
if (is_fullscreen)
window_->NotifyWindowEnterFullScreen();
else
window_->NotifyWindowLeaveFullScreen();
}
}
}
bool WindowStateWatcher::IsWindowStateEvent(const ui::PlatformEvent& event) {
::Atom changed_atom = event->xproperty.atom;
return (changed_atom == gfx::GetAtom("_NET_WM_STATE") &&
event->type == PropertyNotify && event->xproperty.window == widget_);
}
} // namespace atom