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https://bitbucket.org/chromiumembedded/cef
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Create 1453 release branch for CEF3.
git-svn-id: https://chromiumembedded.googlecode.com/svn/branches/1453@1183 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
This commit is contained in:
Marshall Greenblatt
420
cef3/libcef/browser/browser_host_impl_mac.mm
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420
cef3/libcef/browser/browser_host_impl_mac.mm
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// Copyright (c) 2012 The Chromium Embedded Framework Authors.
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// Portions copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "libcef/browser/browser_host_impl.h"
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#import <Cocoa/Cocoa.h>
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#import <CoreServices/CoreServices.h>
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#include "base/file_util.h"
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#include "base/mac/mac_util.h"
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#include "base/string_util.h"
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#include "base/sys_string_conversions.h"
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#include "base/threading/thread_restrictions.h"
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#include "content/public/browser/native_web_keyboard_event.h"
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#include "content/public/browser/web_contents.h"
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#include "content/public/browser/web_contents_view.h"
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#include "content/public/common/file_chooser_params.h"
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#include "grit/ui_strings.h"
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#include "net/base/mime_util.h"
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#import "ui/base/cocoa/underlay_opengl_hosting_window.h"
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#include "ui/base/l10n/l10n_util.h"
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#include "ui/gfx/rect.h"
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// Wrapper NSView for the native view. Necessary to destroy the browser when
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// the view is deleted.
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@interface CefBrowserHostView : NSView {
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@private
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CefBrowserHostImpl* browser_; // weak
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bool is_in_onsetfocus_;
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}
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@property (nonatomic, assign) CefBrowserHostImpl* browser;
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@end
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@implementation CefBrowserHostView
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@synthesize browser = browser_;
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- (void) dealloc {
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if (browser_) {
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// Force the browser to be destroyed and release the reference added in
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// PlatformCreateWindow().
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browser_->WindowDestroyed();
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}
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[super dealloc];
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}
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- (BOOL)acceptsFirstResponder {
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return browser_ && browser_->GetWebContents();
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}
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- (BOOL)becomeFirstResponder {
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if (browser_ && browser_->GetWebContents()) {
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// Avoid re-entering OnSetFocus.
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if (!is_in_onsetfocus_) {
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is_in_onsetfocus_ = true;
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browser_->OnSetFocus(FOCUS_SOURCE_SYSTEM);
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is_in_onsetfocus_ = false;
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}
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}
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return YES;
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}
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@end
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// Receives notifications from the browser window. Will delete itself when done.
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@interface CefWindowDelegate : NSObject <NSWindowDelegate> {
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@private
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CefBrowserHostImpl* browser_; // weak
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}
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@property (nonatomic, assign) CefBrowserHostImpl* browser;
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@end
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@implementation CefWindowDelegate
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@synthesize browser = browser_;
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- (BOOL)windowShouldClose:(id)window {
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// Protect against multiple requests to close while the close is pending.
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if (browser_ && browser_->destruction_state() <=
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CefBrowserHostImpl::DESTRUCTION_STATE_PENDING) {
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if (browser_->destruction_state() ==
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CefBrowserHostImpl::DESTRUCTION_STATE_NONE) {
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// Request that the browser close.
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browser_->CloseBrowser(false);
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}
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// Cancel the close.
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return NO;
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}
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// Clean ourselves up after clearing the stack of anything that might have the
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// window on it.
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[self performSelectorOnMainThread:@selector(cleanup:)
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withObject:window
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waitUntilDone:NO];
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// Allow the close.
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return YES;
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}
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- (void)cleanup:(id)window {
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[self release];
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}
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@end
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namespace {
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// Accept-types to file-types helper.
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NSMutableArray* GetFileTypesFromAcceptTypes(
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const std::vector<string16>& accept_types) {
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NSMutableArray* acceptArray = [[NSMutableArray alloc] init];
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for (size_t i=0; i<accept_types.size(); i++) {
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std::string ascii_type = UTF16ToASCII(accept_types[i]);
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if (ascii_type.length()) {
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// Just treat as extension if contains '.' as the first character.
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if (ascii_type[0] == '.') {
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[acceptArray addObject:base::SysUTF8ToNSString(ascii_type.substr(1))];
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} else {
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// Otherwise convert mime type to one or more extensions.
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std::vector<base::FilePath::StringType> ext;
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net::GetExtensionsForMimeType(ascii_type, &ext);
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for (size_t x = 0; x < ext.size(); ++x)
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[acceptArray addObject:base::SysUTF8ToNSString(ext[x])];
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}
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}
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}
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return acceptArray;
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}
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void RunOpenFileDialog(const content::FileChooserParams& params,
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NSView* view,
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std::vector<base::FilePath>* files) {
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NSOpenPanel* openPanel = [NSOpenPanel openPanel];
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string16 title;
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if (!params.title.empty()) {
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title = params.title;
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} else {
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title = l10n_util::GetStringUTF16(
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params.mode == content::FileChooserParams::Open ?
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IDS_OPEN_FILE_DIALOG_TITLE : IDS_OPEN_FILES_DIALOG_TITLE);
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}
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[openPanel setTitle:base::SysUTF16ToNSString(title)];
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// Consider default file name if any.
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base::FilePath default_file_name(params.default_file_name);
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if (!default_file_name.empty()) {
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if (!default_file_name.BaseName().empty()) {
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NSString* defaultName = base::SysUTF8ToNSString(
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default_file_name.BaseName().value());
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[openPanel setNameFieldStringValue:defaultName];
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}
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if (!default_file_name.DirName().empty()) {
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NSString* defaultDir = base::SysUTF8ToNSString(
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default_file_name.DirName().value());
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[openPanel setDirectoryURL:[NSURL fileURLWithPath:defaultDir]];
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}
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}
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// Consider supported file types
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if (!params.accept_types.empty()) {
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[openPanel setAllowedFileTypes:GetFileTypesFromAcceptTypes(
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params.accept_types)];
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}
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// Further panel configuration.
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[openPanel setAllowsOtherFileTypes:YES];
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[openPanel setAllowsMultipleSelection:
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(params.mode == content::FileChooserParams::OpenMultiple)];
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[openPanel setCanChooseFiles:YES];
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[openPanel setCanChooseDirectories:NO];
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// Show panel.
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[openPanel beginSheetModalForWindow:[view window] completionHandler:nil];
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if ([openPanel runModal] == NSFileHandlingPanelOKButton) {
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NSArray *urls = [openPanel URLs];
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int i, count = [urls count];
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for (i=0; i<count; i++) {
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NSURL* url = [urls objectAtIndex:i];
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if ([url isFileURL])
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files->push_back(base::FilePath(base::SysNSStringToUTF8([url path])));
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}
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}
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[NSApp endSheet:openPanel];
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}
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bool RunSaveFileDialog(const content::FileChooserParams& params,
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NSView* view,
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base::FilePath* file) {
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NSSavePanel* savePanel = [NSSavePanel savePanel];
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string16 title;
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if (!params.title.empty())
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title = params.title;
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else
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title = l10n_util::GetStringUTF16(IDS_SAVE_AS_DIALOG_TITLE);
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[savePanel setTitle:base::SysUTF16ToNSString(title)];
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// Consider default file name if any.
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base::FilePath default_file_name(params.default_file_name);
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if (!default_file_name.empty()) {
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if (!default_file_name.BaseName().empty()) {
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NSString* defaultName = base::SysUTF8ToNSString(
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default_file_name.BaseName().value());
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[savePanel setNameFieldStringValue:defaultName];
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}
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if (!default_file_name.DirName().empty()) {
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NSString* defaultDir = base::SysUTF8ToNSString(
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default_file_name.DirName().value());
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[savePanel setDirectoryURL:[NSURL fileURLWithPath:defaultDir]];
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}
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}
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// Consider supported file types
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if (!params.accept_types.empty()) {
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[savePanel setAllowedFileTypes:GetFileTypesFromAcceptTypes(
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params.accept_types)];
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}
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[savePanel setAllowsOtherFileTypes:YES];
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bool success = false;
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[savePanel beginSheetModalForWindow:[view window] completionHandler:nil];
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if ([savePanel runModal] == NSFileHandlingPanelOKButton) {
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NSURL * url = [savePanel URL];
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NSString* path = [url path];
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*file = base::FilePath([path UTF8String]);
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success = true;
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}
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[NSApp endSheet:savePanel];
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return success;
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}
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} // namespace
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bool CefBrowserHostImpl::PlatformViewText(const std::string& text) {
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NOTIMPLEMENTED();
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return false;
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}
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bool CefBrowserHostImpl::PlatformCreateWindow() {
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NSWindow* newWnd = nil;
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NSView* parentView = window_info_.parent_view;
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NSRect contentRect = {{window_info_.x, window_info_.y},
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{window_info_.width, window_info_.height}};
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if (parentView == nil) {
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// Create a new window.
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NSRect screen_rect = [[NSScreen mainScreen] visibleFrame];
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NSRect window_rect = {{window_info_.x,
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screen_rect.size.height - window_info_.y},
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{window_info_.width, window_info_.height}};
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if (window_rect.size.width == 0)
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window_rect.size.width = 750;
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if (window_rect.size.height == 0)
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window_rect.size.height = 750;
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contentRect.origin.x = 0;
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contentRect.origin.y = 0;
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contentRect.size.width = window_rect.size.width;
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contentRect.size.height = window_rect.size.height;
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// Create the delegate for control and browser window events.
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CefWindowDelegate* delegate = [[CefWindowDelegate alloc] init];
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delegate.browser = this;
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newWnd = [[UnderlayOpenGLHostingWindow alloc]
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initWithContentRect:window_rect
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styleMask:(NSTitledWindowMask |
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NSClosableWindowMask |
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NSMiniaturizableWindowMask |
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NSResizableWindowMask |
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NSUnifiedTitleAndToolbarWindowMask )
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backing:NSBackingStoreBuffered
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defer:NO];
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[newWnd setDelegate:delegate];
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parentView = [newWnd contentView];
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window_info_.parent_view = parentView;
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}
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// Add a reference that will be released in the dealloc handler.
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AddRef();
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// Create the browser view.
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CefBrowserHostView* browser_view =
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[[CefBrowserHostView alloc] initWithFrame:contentRect];
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browser_view.browser = this;
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[parentView addSubview:browser_view];
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[browser_view setAutoresizingMask:(NSViewWidthSizable | NSViewHeightSizable)];
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[browser_view setNeedsDisplay:YES];
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[browser_view release];
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// Parent the TabContents to the browser view.
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const NSRect bounds = [browser_view bounds];
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NSView* native_view = web_contents_->GetView()->GetNativeView();
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[browser_view addSubview:native_view];
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[native_view setFrame:bounds];
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[native_view setAutoresizingMask:(NSViewWidthSizable | NSViewHeightSizable)];
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[native_view setNeedsDisplay:YES];
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window_info_.view = browser_view;
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if (newWnd != nil && !window_info_.hidden) {
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// Show the window.
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[newWnd makeKeyAndOrderFront: nil];
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}
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return true;
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}
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void CefBrowserHostImpl::PlatformCloseWindow() {
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if (window_info_.view != nil) {
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[[window_info_.view window] performSelector:@selector(performClose:)
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withObject:nil
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afterDelay:0];
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}
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}
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void CefBrowserHostImpl::PlatformSizeTo(int width, int height) {
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// Not needed; subviews are bound.
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}
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CefWindowHandle CefBrowserHostImpl::PlatformGetWindowHandle() {
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return window_info_.view;
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}
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void CefBrowserHostImpl::PlatformHandleKeyboardEvent(
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const content::NativeWebKeyboardEvent& event) {
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// Give the top level menu equivalents a chance to handle the event.
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if ([event.os_event type] == NSKeyDown)
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[[NSApp mainMenu] performKeyEquivalent:event.os_event];
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}
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void CefBrowserHostImpl::PlatformRunFileChooser(
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const content::FileChooserParams& params,
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RunFileChooserCallback callback) {
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std::vector<base::FilePath> files;
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if (params.mode == content::FileChooserParams::Open ||
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params.mode == content::FileChooserParams::OpenMultiple) {
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RunOpenFileDialog(params, PlatformGetWindowHandle(), &files);
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} else if (params.mode == content::FileChooserParams::Save) {
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base::FilePath file;
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if (RunSaveFileDialog(params, PlatformGetWindowHandle(), &file))
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files.push_back(file);
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} else {
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NOTIMPLEMENTED();
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}
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callback.Run(files);
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}
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void CefBrowserHostImpl::PlatformHandleExternalProtocol(const GURL& url) {
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}
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// static
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bool CefBrowserHostImpl::IsWindowRenderingDisabled(const CefWindowInfo& info) {
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// TODO(port): Implement this method as part of off-screen rendering support.
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return false;
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}
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bool CefBrowserHostImpl::IsTransparent() {
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return false;
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}
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void CefBrowserHostImpl::PlatformTranslateKeyEvent(
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content::NativeWebKeyboardEvent& native_event,
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const CefKeyEvent& event) {
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// TODO(port): Implement this method as part of off-screen rendering support.
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NOTIMPLEMENTED();
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}
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void CefBrowserHostImpl::PlatformTranslateClickEvent(
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WebKit::WebMouseEvent& ev,
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const CefMouseEvent& mouse_event,
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MouseButtonType type,
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bool mouseUp, int clickCount) {
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// TODO(port): Implement this method as part of off-screen rendering support.
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NOTIMPLEMENTED();
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}
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void CefBrowserHostImpl::PlatformTranslateMoveEvent(
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WebKit::WebMouseEvent& ev,
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const CefMouseEvent& mouse_event,
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bool mouseLeave) {
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// TODO(port): Implement this method as part of off-screen rendering support.
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NOTIMPLEMENTED();
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}
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void CefBrowserHostImpl::PlatformTranslateWheelEvent(
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WebKit::WebMouseWheelEvent& ev,
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const CefMouseEvent& mouse_event,
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int deltaX, int deltaY) {
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// TODO(port): Implement this method as part of off-screen rendering support.
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NOTIMPLEMENTED();
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}
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void CefBrowserHostImpl::PlatformTranslateMouseEvent(
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WebKit::WebMouseEvent& ev,
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const CefMouseEvent& mouse_event) {
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// TODO(port): Implement this method as part of off-screen rendering support.
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NOTIMPLEMENTED();
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}
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Block a user