| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #import "chrome/browser/ui/cocoa/browser_window_command_handler.h" |
| |
| #include "base/logging.h" |
| #import "base/mac/foundation_util.h" |
| #include "base/strings/sys_string_conversions.h" |
| #include "chrome/app/chrome_command_ids.h" |
| #import "chrome/browser/app_controller_mac.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/ui/browser_commands.h" |
| #include "chrome/browser/ui/browser_finder.h" |
| #include "chrome/browser/ui/browser_window.h" |
| #include "content/public/browser/web_contents.h" |
| #import "ui/base/cocoa/cocoa_base_utils.h" |
| #include "ui/views_bridge_mac/bridged_native_widget_impl.h" |
| #include "ui/views_bridge_mac/mojo/bridged_native_widget_host.mojom.h" |
| |
| namespace { |
| |
| void SetToggleState(bool toggled, id item) { |
| NSMenuItem* menuItem = base::mac::ObjCCast<NSMenuItem>(item); |
| NSButton* buttonItem = base::mac::ObjCCast<NSButton>(item); |
| if (menuItem) { |
| NSInteger old_state = [menuItem state]; |
| NSInteger new_state = toggled ? NSOnState : NSOffState; |
| if (old_state != new_state) |
| [menuItem setState:new_state]; |
| } else if (buttonItem) { |
| NSInteger old_state = [buttonItem state]; |
| NSInteger new_state = toggled ? NSOnState : NSOffState; |
| if (old_state != new_state) |
| [buttonItem setState:new_state]; |
| } |
| } |
| |
| // Identify the actual Browser to which the command should be dispatched. It |
| // might belong to a background window, yet another dispatcher gets it because |
| // it is the foreground window's dispatcher and thus in the responder chain. |
| // Some senders don't have this problem (for example, menus only operate on the |
| // foreground window), so this is only an issue for senders that are part of |
| // windows. |
| Browser* FindBrowserForSender(id sender, NSWindow* window) { |
| NSWindow* targetWindow = window; |
| if ([sender respondsToSelector:@selector(window)]) |
| targetWindow = [sender window]; |
| Browser* browser = chrome::FindBrowserWithWindow(targetWindow); |
| DCHECK(browser); |
| return browser; |
| } |
| |
| } // namespace |
| |
| @implementation BrowserWindowCommandHandler |
| |
| - (BOOL)validateUserInterfaceItem:(id<NSValidatedUserInterfaceItem>)item |
| window:(NSWindow*)window { |
| if ([item action] != @selector(commandDispatch:) && |
| [item action] != @selector(commandDispatchUsingKeyModifiers:)) { |
| // NSWindow should only forward the above selectors here. All other |
| // selectors must be handled by the default -[NSWindow |
| // validateUserInterfaceItem:window:]. |
| NOTREACHED(); |
| // By default, interface items are enabled if the object in the responder |
| // chain that implements the action does not implement |
| // -validateUserInterfaceItem. Since we only care about -commandDispatch, |
| // return YES for all other actions. |
| return YES; |
| } |
| |
| auto* bridge = views::BridgedNativeWidgetImpl::GetFromNativeWindow(window); |
| DCHECK(bridge); |
| |
| views_bridge_mac::mojom::ValidateUserInterfaceItemResultPtr result; |
| if (!bridge->host()->ValidateUserInterfaceItem([item tag], &result)) |
| return NO; |
| |
| if (result->set_toggle_state) |
| SetToggleState(result->new_toggle_state, item); |
| |
| if (NSMenuItem* menuItem = base::mac::ObjCCast<NSMenuItem>(item)) { |
| if (result->disable_if_has_no_key_equivalent) |
| result->enable &= !![[menuItem keyEquivalent] length]; |
| |
| if (result->set_hidden_state) |
| [menuItem setHidden:result->new_hidden_state]; |
| |
| if (result->new_title) |
| [menuItem setTitle:base::SysUTF16ToNSString(*result->new_title)]; |
| } |
| |
| return result->enable; |
| } |
| |
| - (void)commandDispatch:(id)sender window:(NSWindow*)window { |
| DCHECK(sender); |
| int command = [sender tag]; |
| chrome::ExecuteCommand(FindBrowserForSender(sender, window), command); |
| } |
| |
| - (void)commandDispatchUsingKeyModifiers:(id)sender window:(NSWindow*)window { |
| DCHECK(sender); |
| |
| if (![sender isEnabled]) { |
| // This code is reachable e.g. if the user mashes the back button, queuing |
| // up a bunch of events before the button's enabled state is updated: |
| // http://crbug.com/63254 |
| return; |
| } |
| |
| NSInteger command = [sender tag]; |
| NSUInteger modifierFlags = [[NSApp currentEvent] modifierFlags]; |
| if ((command == IDC_RELOAD) && |
| (modifierFlags & (NSShiftKeyMask | NSControlKeyMask))) { |
| command = IDC_RELOAD_BYPASSING_CACHE; |
| // Mask off Shift and Control so they don't affect the disposition below. |
| modifierFlags &= ~(NSShiftKeyMask | NSControlKeyMask); |
| } |
| if (![[sender window] isMainWindow]) { |
| // Remove the command key from the flags, it means "keep the window in |
| // the background" in this case. |
| modifierFlags &= ~NSCommandKeyMask; |
| } |
| chrome::ExecuteCommandWithDisposition( |
| FindBrowserForSender(sender, window), command, |
| ui::WindowOpenDispositionFromNSEventWithFlags([NSApp currentEvent], |
| modifierFlags)); |
| } |
| |
| @end |