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https://bitbucket.org/chromiumembedded/cef
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86 lines
3.3 KiB
Plaintext
86 lines
3.3 KiB
Plaintext
// Copyright (c) 2012 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that can
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// be found in the LICENSE file.
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#include "cef/libcef/browser/native/menu_runner_mac.h"
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#import "base/mac/scoped_sending_event.h"
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#include "base/task/current_thread.h"
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#include "cef/libcef/browser/alloy/alloy_browser_host_impl.h"
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#include "ui/gfx/geometry/point.h"
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#import "ui/menus/cocoa/menu_controller.h"
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CefMenuRunnerMac::CefMenuRunnerMac() {}
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CefMenuRunnerMac::~CefMenuRunnerMac() {}
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bool CefMenuRunnerMac::RunContextMenu(
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AlloyBrowserHostImpl* browser,
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CefMenuModelImpl* model,
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const content::ContextMenuParams& params) {
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// Create a menu controller based on the model.
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MenuControllerCocoa* menu_controller =
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[[MenuControllerCocoa alloc] initWithModel:model->model()
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delegate:nil];
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menu_controller_ = menu_controller;
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// Make sure events can be pumped while the menu is up.
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base::CurrentThread::ScopedAllowApplicationTasksInNativeNestedLoop allow;
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// One of the events that could be pumped is |window.close()|.
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// User-initiated event-tracking loops protect against this by
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// setting flags in -[CrApplication sendEvent:], but since
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// web-content menus are initiated by IPC message the setup has to
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// be done manually.
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base::mac::ScopedSendingEvent sendingEventScoper;
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// Show the menu. Blocks until the menu is dismissed.
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if (browser->IsWindowless()) {
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// Don't show the menu unless a native window handle exists.
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if (!browser->GetWindowHandle()) {
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return false;
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}
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const gfx::Point& screen_point = browser->GetScreenPoint(
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gfx::Point(params.x, params.y), /*want_dip_coords=*/true);
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NSPoint screen_position = NSPointFromCGPoint(screen_point.ToCGPoint());
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[[menu_controller_ menu] popUpMenuPositioningItem:nil
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atLocation:screen_position
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inView:nil];
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} else {
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NSView* parent_view =
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browser->web_contents()->GetContentNativeView().GetNativeNSView();
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// Synthesize an event for the click, as there is no certainty that
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// [NSApp currentEvent] will return a valid event.
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NSEvent* currentEvent = [NSApp currentEvent];
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NSWindow* window = [parent_view window];
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NSPoint position = [window mouseLocationOutsideOfEventStream];
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NSTimeInterval eventTime = [currentEvent timestamp];
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NSEvent* clickEvent = [NSEvent mouseEventWithType:NSEventTypeRightMouseDown
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location:position
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modifierFlags:0
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timestamp:eventTime
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windowNumber:[window windowNumber]
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context:nil
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eventNumber:0
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clickCount:1
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pressure:1.0];
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[NSMenu popUpContextMenu:[menu_controller_ menu]
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withEvent:clickEvent
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forView:parent_view];
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}
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return true;
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}
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void CefMenuRunnerMac::CancelContextMenu() {
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if (menu_controller_) {
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menu_controller_ = nil;
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}
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}
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