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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/shell/browser/shell_web_contents_view_delegate.h"
#import <Cocoa/Cocoa.h>
#include <memory>
#include "base/command_line.h"
#include "base/memory/raw_ptr.h"
#include "content/public/browser/context_menu_params.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/browser/web_contents.h"
#include "content/shell/browser/renderer_host/shell_render_widget_host_view_mac_delegate.h"
#include "content/shell/browser/shell.h"
#include "content/shell/browser/shell_browser_context.h"
#include "content/shell/browser/shell_browser_main_parts.h"
#include "content/shell/browser/shell_content_browser_client.h"
#include "content/shell/browser/shell_devtools_frontend.h"
#include "content/shell/browser/shell_web_contents_view_delegate_creator.h"
#include "content/shell/common/shell_switches.h"
#include "third_party/blink/public/common/context_menu_data/edit_flags.h"
#include "third_party/blink/public/mojom/context_menu/context_menu.mojom.h"
using blink::ContextMenuDataEditFlags;
enum {
ShellContextMenuItemCutTag = 0,
ShellContextMenuItemCopyTag,
ShellContextMenuItemPasteTag,
ShellContextMenuItemDeleteTag,
ShellContextMenuItemOpenLinkTag,
ShellContextMenuItemBackTag,
ShellContextMenuItemForwardTag,
ShellContextMenuItemReloadTag,
ShellContextMenuItemInspectTag
};
@interface ShellContextMenuDelegate : NSObject<NSMenuDelegate> {
@private
raw_ptr<content::ShellWebContentsViewDelegate> _delegate;
}
@end
@implementation ShellContextMenuDelegate
- (id)initWithDelegate:(content::ShellWebContentsViewDelegate*) delegate {
if ((self = [super init])) {
_delegate = delegate;
}
return self;
}
- (void)itemSelected:(id)sender {
NSInteger tag = [sender tag];
_delegate->ActionPerformed(tag);
}
@end
namespace {
NSMenuItem* MakeContextMenuItem(NSString* title,
NSInteger tag,
NSMenu* menu,
BOOL enabled,
ShellContextMenuDelegate* delegate) {
NSMenuItem* menu_item =
[[NSMenuItem alloc] initWithTitle:title
action:@selector(itemSelected:)
keyEquivalent:@""];
menu_item.target = delegate;
menu_item.tag = tag;
menu_item.enabled = enabled;
[menu addItem:menu_item];
return menu_item;
}
} // namespace
namespace content {
std::unique_ptr<WebContentsViewDelegate> CreateShellWebContentsViewDelegate(
WebContents* web_contents) {
return std::make_unique<ShellWebContentsViewDelegate>(web_contents);
}
ShellWebContentsViewDelegate::ShellWebContentsViewDelegate(
WebContents* web_contents)
: web_contents_(web_contents) {
}
ShellWebContentsViewDelegate::~ShellWebContentsViewDelegate() = default;
void ShellWebContentsViewDelegate::ShowContextMenu(
RenderFrameHost& render_frame_host,
const ContextMenuParams& params) {
if (switches::IsRunWebTestsSwitchPresent()) {
return;
}
params_ = params;
bool has_link = !params_.unfiltered_link_url.is_empty();
bool has_selection = ! params_.selection_text.empty();
NSMenu* menu = [[NSMenu alloc] initWithTitle:@""];
ShellContextMenuDelegate* delegate =
[[ShellContextMenuDelegate alloc] initWithDelegate:this];
menu.delegate = delegate;
menu.autoenablesItems = NO;
if (params.media_type == blink::mojom::ContextMenuDataMediaType::kNone &&
!has_link && !has_selection && !params_.is_editable) {
BOOL back_menu_enabled =
web_contents_->GetController().CanGoBack() ? YES : NO;
MakeContextMenuItem(@"Back",
ShellContextMenuItemBackTag,
menu,
back_menu_enabled,
delegate);
BOOL forward_menu_enabled =
web_contents_->GetController().CanGoForward() ? YES : NO;
MakeContextMenuItem(@"Forward",
ShellContextMenuItemForwardTag,
menu,
forward_menu_enabled,
delegate);
MakeContextMenuItem(@"Reload",
ShellContextMenuItemReloadTag,
menu,
YES,
delegate);
NSMenuItem* separator = [NSMenuItem separatorItem];
[menu addItem:separator];
}
if (has_link) {
MakeContextMenuItem(@"Open In New Window",
ShellContextMenuItemOpenLinkTag,
menu,
YES,
delegate);
NSMenuItem* separator = [NSMenuItem separatorItem];
[menu addItem:separator];
}
if (params_.is_editable) {
BOOL cut_menu_enabled =
(params_.edit_flags & ContextMenuDataEditFlags::kCanCut) ? YES : NO;
MakeContextMenuItem(@"Cut",
ShellContextMenuItemCutTag,
menu,
cut_menu_enabled,
delegate);
BOOL copy_menu_enabled =
(params_.edit_flags & ContextMenuDataEditFlags::kCanCopy) ? YES : NO;
MakeContextMenuItem(@"Copy",
ShellContextMenuItemCopyTag,
menu,
copy_menu_enabled,
delegate);
BOOL paste_menu_enabled =
(params_.edit_flags & ContextMenuDataEditFlags::kCanPaste) ? YES : NO;
MakeContextMenuItem(@"Paste",
ShellContextMenuItemPasteTag,
menu,
paste_menu_enabled,
delegate);
BOOL delete_menu_enabled =
(params_.edit_flags & ContextMenuDataEditFlags::kCanDelete) ? YES : NO;
MakeContextMenuItem(@"Delete",
ShellContextMenuItemDeleteTag,
menu,
delete_menu_enabled,
delegate);
NSMenuItem* separator = [NSMenuItem separatorItem];
[menu addItem:separator];
} else if (has_selection) {
MakeContextMenuItem(@"Copy",
ShellContextMenuItemCopyTag,
menu,
YES,
delegate);
NSMenuItem* separator = [NSMenuItem separatorItem];
[menu addItem:separator];
}
MakeContextMenuItem(@"Inspect",
ShellContextMenuItemInspectTag,
menu,
YES,
delegate);
NSView* parent_view = web_contents_->GetContentNativeView().GetNativeNSView();
NSPoint position = parent_view.window.mouseLocationOutsideOfEventStream;
NSTimeInterval eventTime = NSApp.currentEvent.timestamp;
NSEvent* clickEvent =
[NSEvent mouseEventWithType:NSEventTypeRightMouseDown
location:position
modifierFlags:0
timestamp:eventTime
windowNumber:parent_view.window.windowNumber
context:nil
eventNumber:0
clickCount:1
pressure:1.0];
[NSMenu popUpContextMenu:menu
withEvent:clickEvent
forView:parent_view];
}
void ShellWebContentsViewDelegate::ActionPerformed(int tag) {
switch (tag) {
case ShellContextMenuItemCutTag:
web_contents_->Cut();
break;
case ShellContextMenuItemCopyTag:
web_contents_->Copy();
break;
case ShellContextMenuItemPasteTag:
web_contents_->Paste();
break;
case ShellContextMenuItemDeleteTag:
web_contents_->Delete();
break;
case ShellContextMenuItemOpenLinkTag: {
ShellBrowserContext* browser_context =
ShellContentBrowserClient::Get()->browser_context();
Shell::CreateNewWindow(browser_context, params_.link_url, nullptr,
gfx::Size());
break;
}
case ShellContextMenuItemBackTag:
web_contents_->GetController().GoToOffset(-1);
web_contents_->Focus();
break;
case ShellContextMenuItemForwardTag:
web_contents_->GetController().GoToOffset(1);
web_contents_->Focus();
break;
case ShellContextMenuItemReloadTag: {
web_contents_->GetController().Reload(ReloadType::NORMAL, false);
web_contents_->Focus();
break;
}
case ShellContextMenuItemInspectTag: {
ShellDevToolsFrontend::Show(web_contents_);
break;
}
}
}
NSObject<RenderWidgetHostViewMacDelegate>*
ShellWebContentsViewDelegate::GetDelegateForHost(
content::RenderWidgetHost* render_widget_host,
bool is_popup) {
return [[ShellRenderWidgetHostViewMacDelegate alloc] init];
}
} // namespace content
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