cef/cef1/libcef/browser_webview_mac.mm
Marshall Greenblatt fb2d3f9490 - Add off-screen rendering support for Mac OS-X (issue #540).
- Add patch for ninja build support on Mac OS-X.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@624 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
2012-05-16 16:56:38 +00:00

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// Copyright (c) 2008 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 <Cocoa/Cocoa.h>
#import "libcef/browser_webview_mac.h"
#import "libcef/browser_impl.h"
#import "libcef/cef_context.h"
#import "libcef/web_drag_source_mac.h"
#import "libcef/web_drop_target_mac.h"
#import "libcef/webwidget_host.h"
#import "base/memory/scoped_ptr.h"
#import "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
#import "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
#import "third_party/mozilla/NSPasteboard+Utils.h"
#import "third_party/skia/include/core/SkRegion.h"
#import "ui/gfx/rect.h"
@implementation BrowserWebView
@synthesize browser = browser_;
@synthesize in_setfocus = is_in_setfocus_;
- (id)initWithFrame:(NSRect)frame {
self = [super initWithFrame:frame];
if (self) {
trackingArea_ =
[[NSTrackingArea alloc] initWithRect:frame
options:NSTrackingMouseMoved |
NSTrackingActiveInActiveApp |
NSTrackingInVisibleRect
owner:self
userInfo:nil];
[self addTrackingArea:trackingArea_];
}
return self;
}
- (void) dealloc {
if (browser_)
browser_->UIT_DestroyBrowser();
[self removeTrackingArea:trackingArea_];
[trackingArea_ release];
[super dealloc];
}
- (void)drawRect:(NSRect)rect {
#ifndef NDEBUG
CGContextRef context = reinterpret_cast<CGContextRef>(
[[NSGraphicsContext currentContext] graphicsPort]);
CGContextSetRGBFillColor(context, 1, 0, 1, 1);
CGContextFillRect(context, NSRectToCGRect(rect));
#endif
if (browser_ && browser_->UIT_GetWebView()) {
NSInteger count;
const NSRect *rects;
[self getRectsBeingDrawn:&rects count:&count];
SkRegion update_rgn;
for (int i = 0; i < count; i++) {
const NSRect r = rects[i];
const float min_x = NSMinX(r);
const float max_x = NSMaxX(r);
const float min_y = NSHeight([self bounds]) - NSMaxY(r);
const float max_y = NSHeight([self bounds]) - NSMinY(r);
update_rgn.op(min_x, min_y, max_x, max_y, SkRegion::kUnion_Op);
}
browser_->UIT_GetWebViewHost()->Paint(update_rgn);
}
}
- (void)mouseDown:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)rightMouseDown:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)otherMouseDown:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)mouseUp:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)rightMouseUp:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)otherMouseUp:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)mouseMoved:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)mouseDragged:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)scrollWheel:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->WheelEvent(theEvent);
}
- (void)rightMouseDragged:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)otherMouseDragged:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)mouseEntered:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)mouseExited:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->MouseEvent(theEvent);
}
- (void)keyDown:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->KeyEvent(theEvent);
}
- (void)keyUp:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->KeyEvent(theEvent);
}
- (void)flagsChanged:(NSEvent *)theEvent {
if (browser_ && browser_->UIT_GetWebView())
browser_->UIT_GetWebViewHost()->KeyEvent(theEvent);
}
- (BOOL)isOpaque {
return YES;
}
- (BOOL)canBecomeKeyView {
return browser_ && browser_->UIT_GetWebView();
}
- (BOOL)acceptsFirstResponder {
return browser_ && browser_->UIT_GetWebView();
}
- (BOOL)becomeFirstResponder {
if (browser_ && browser_->UIT_GetWebView()) {
if (!is_in_setfocus_) {
CefRefPtr<CefClient> client = browser_->GetClient();
if (client.get()) {
CefRefPtr<CefFocusHandler> handler = client->GetFocusHandler();
if (handler.get() &&
handler->OnSetFocus(browser_, FOCUS_SOURCE_SYSTEM)) {
return NO;
}
}
}
browser_->UIT_GetWebViewHost()->SetFocus(YES);
return [super becomeFirstResponder];
}
return NO;
}
- (BOOL)resignFirstResponder {
if (browser_ && browser_->UIT_GetWebView()) {
browser_->UIT_GetWebViewHost()->SetFocus(NO);
return [super resignFirstResponder];
}
return NO;
}
- (void)setFrame:(NSRect)frameRect {
[super setFrame:frameRect];
if (browser_ && browser_->UIT_GetWebView()) {
const NSRect bounds = [self bounds];
browser_->UIT_GetWebViewHost()->Resize(gfx::Rect(NSRectToCGRect(bounds)));
}
}
- (void)undo:(id)sender {
if (browser_)
browser_->GetFocusedFrame()->Undo();
}
- (void)redo:(id)sender {
if (browser_)
browser_->GetFocusedFrame()->Redo();
}
- (void)cut:(id)sender {
if (browser_)
browser_->GetFocusedFrame()->Cut();
}
- (void)copy:(id)sender {
if (browser_)
browser_->GetFocusedFrame()->Copy();
}
- (void)paste:(id)sender {
if (browser_)
browser_->GetFocusedFrame()->Paste();
}
- (void)delete:(id)sender {
if (browser_)
browser_->GetFocusedFrame()->Delete();
}
- (void)selectAll:(id)sender {
if (browser_)
browser_->GetFocusedFrame()->SelectAll();
}
- (void)registerDragDrop {
dropTarget_.reset([[WebDropTarget alloc] initWithWebView:self]);
// Register the view to handle the appropriate drag types.
NSArray* types = [NSArray arrayWithObjects:NSStringPboardType,
NSHTMLPboardType, NSURLPboardType, nil];
[self registerForDraggedTypes:types];
}
- (void)startDragWithDropData:(const WebDropData&)dropData
dragOperationMask:(NSDragOperation)operationMask
image:(NSImage*)image
offset:(NSPoint)offset {
dragSource_.reset([[WebDragSource alloc]
initWithWebView:self
dropData:&dropData
image:image
offset:offset
pasteboard:[NSPasteboard pasteboardWithName:NSDragPboard]
dragOperationMask:operationMask]);
[dragSource_ startDrag];
}
// NSPasteboardOwner methods
- (void)pasteboard:(NSPasteboard*)sender provideDataForType:(NSString*)type {
[dragSource_ lazyWriteToPasteboard:sender
forType:type];
}
// NSDraggingSource methods
// Returns what kind of drag operations are available. This is a required
// method for NSDraggingSource.
- (NSDragOperation)draggingSourceOperationMaskForLocal:(BOOL)isLocal {
if (dragSource_.get())
return [dragSource_ draggingSourceOperationMaskForLocal:isLocal];
// No web drag source - this is the case for dragging a file from the
// downloads manager. Default to copy operation. Note: It is desirable to
// allow the user to either move or copy, but this requires additional
// plumbing to update the download item's path once its moved.
return NSDragOperationCopy;
}
// Called when a drag initiated in our view ends.
- (void)draggedImage:(NSImage*)anImage
endedAt:(NSPoint)screenPoint
operation:(NSDragOperation)operation {
[dragSource_ endDragAt:screenPoint operation:operation];
// Might as well throw out this object now.
dragSource_.reset();
}
// Called when a drag initiated in our view moves.
- (void)draggedImage:(NSImage*)draggedImage movedTo:(NSPoint)screenPoint {
[dragSource_ moveDragTo:screenPoint];
}
// Called when we're informed where a file should be dropped.
- (NSArray*)namesOfPromisedFilesDroppedAtDestination:(NSURL*)dropDest {
if (![dropDest isFileURL])
return nil;
NSString* file_name = [dragSource_ dragPromisedFileTo:[dropDest path]];
if (!file_name)
return nil;
return [NSArray arrayWithObject:file_name];
}
// NSDraggingDestination methods
- (NSDragOperation)draggingEntered:(id<NSDraggingInfo>)sender {
return [dropTarget_ draggingEntered:sender view:self];
}
- (void)draggingExited:(id<NSDraggingInfo>)sender {
[dropTarget_ draggingExited:sender];
}
- (NSDragOperation)draggingUpdated:(id<NSDraggingInfo>)sender {
return [dropTarget_ draggingUpdated:sender view:self];
}
- (BOOL)performDragOperation:(id<NSDraggingInfo>)sender {
return [dropTarget_ performDragOperation:sender view:self];
}
@end