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// Copyright (c) 2015 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
#include "tests/cefclient/browser/browser_window_osr_mac.h"
#import <AppKit/NSAccessibility.h>
#include <Cocoa/Cocoa.h>
#include <OpenGL/gl.h>
#import <objc/runtime.h>
#include "include/base/cef_logging.h"
#include "include/cef_parser.h"
#include "include/wrapper/cef_closure_task.h"
#include "tests/cefclient/browser/bytes_write_handler.h"
#include "tests/cefclient/browser/main_context.h"
#include "tests/cefclient/browser/osr_accessibility_helper.h"
#include "tests/cefclient/browser/osr_accessibility_node.h"
#include "tests/cefclient/browser/text_input_client_osr_mac.h"
#include "tests/shared/browser/geometry_util.h"
#include "tests/shared/browser/main_message_loop.h"
// Begin disable NSOpenGL deprecation warnings.
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
@interface BrowserOpenGLView
: NSOpenGLView <NSDraggingSource, NSDraggingDestination, NSAccessibility> {
@private
NSTrackingArea* tracking_area_;
client::BrowserWindowOsrMac* browser_window_;
client::OsrRenderer* renderer_;
NSPoint last_mouse_pos_;
NSPoint cur_mouse_pos_;
bool rotating_;
bool was_last_mouse_down_on_view_;
float device_scale_factor_;
// Drag and drop.
CefRefPtr<CefDragData> current_drag_data_;
NSDragOperation current_drag_op_;
NSDragOperation current_allowed_ops_;
NSPasteboard* pasteboard_;
NSString* fileUTI_;
// For intreacting with IME.
NSTextInputContext* text_input_context_osr_mac_;
CefTextInputClientOSRMac* text_input_client_;
// Manages Accessibility Tree
client::OsrAccessibilityHelper* accessibility_helper_;
// Event monitor for scroll wheel end event.
id endWheelMonitor_;
}
@end // @interface BrowserOpenGLView
namespace {
NSString* const kCEFDragDummyPboardType = @"org.CEF.drag-dummy-type";
NSString* const kNSURLTitlePboardType = @"public.url-name";
class ScopedGLContext {
public:
ScopedGLContext(BrowserOpenGLView* view, bool swap_buffers)
: swap_buffers_(swap_buffers) {
context_ = [view openGLContext];
[context_ makeCurrentContext];
}
~ScopedGLContext() {
[NSOpenGLContext clearCurrentContext];
if (swap_buffers_) {
[context_ flushBuffer];
}
}
NSOpenGLContext* context() const { return context_; }
private:
NSOpenGLContext* context_;
const bool swap_buffers_;
};
NSPoint ConvertPointFromWindowToScreen(NSWindow* window, NSPoint point) {
NSRect point_rect = NSMakeRect(point.x, point.y, 0, 0);
return [window convertRectToScreen:point_rect].origin;
}
} // namespace
@implementation BrowserOpenGLView
- (id)initWithFrame:(NSRect)frame
andBrowserWindow:(client::BrowserWindowOsrMac*)browser_window
andRenderer:(client::OsrRenderer*)renderer {
NSOpenGLPixelFormat* pixelFormat = [[NSOpenGLPixelFormat alloc]
initWithAttributes:(NSOpenGLPixelFormatAttribute[]){
NSOpenGLPFADoubleBuffer, NSOpenGLPFADepthSize, 32,
0}];
#if !__has_feature(objc_arc)
[pixelFormat autorelease];
#endif // !__has_feature(objc_arc)
if (self = [super initWithFrame:frame pixelFormat:pixelFormat]) {
browser_window_ = browser_window;
renderer_ = renderer;
rotating_ = false;
endWheelMonitor_ = nil;
device_scale_factor_ = 1.0f;
tracking_area_ = [[NSTrackingArea alloc]
initWithRect:frame
options:NSTrackingMouseMoved | NSTrackingActiveInActiveApp |
NSTrackingInVisibleRect
owner:self
userInfo:nil];
[self addTrackingArea:tracking_area_];
// enable HiDPI buffer
[self setWantsBestResolutionOpenGLSurface:YES];
[self resetDragDrop];
NSArray* types = [NSArray arrayWithObjects:kCEFDragDummyPboardType,
NSPasteboardTypeFileURL,
NSPasteboardTypeString, nil];
[self registerForDraggedTypes:types];
}
return self;
}
- (void)dealloc {
[[NSNotificationCenter defaultCenter]
removeObserver:self
name:NSWindowDidChangeBackingPropertiesNotification
object:nil];
#if !__has_feature(objc_arc)
if (text_input_context_osr_mac_) {
[text_input_client_ release];
[text_input_context_osr_mac_ release];
}
[super dealloc];
#endif // !__has_feature(objc_arc)
}
- (void)detach {
renderer_ = nullptr;
browser_window_ = nullptr;
if (text_input_client_) {
[text_input_client_ detach];
}
}
- (CefRefPtr<CefBrowser>)getBrowser {
if (browser_window_) {
return browser_window_->GetBrowser();
}
return nullptr;
}
- (void)setFrame:(NSRect)frameRect {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return;
}
[super setFrame:frameRect];
browser->GetHost()->WasResized();
}
- (void)sendMouseClick:(NSEvent*)event
button:(CefBrowserHost::MouseButtonType)type
isUp:(bool)isUp {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return;
}
CefMouseEvent mouseEvent;
[self getMouseEvent:mouseEvent forEvent:event];
// |point| is in OS X view coordinates.
NSPoint point = [self getClickPointForEvent:event];
// Convert to device coordinates.
point = [self convertPointToBackingInternal:point];
if (!isUp) {
was_last_mouse_down_on_view_ = ![self isOverPopupWidgetX:point.x
andY:point.y];
} else if (was_last_mouse_down_on_view_ &&
[self isOverPopupWidgetX:point.x andY:point.y] &&
([self getPopupXOffset] || [self getPopupYOffset])) {
return;
}
browser->GetHost()->SendMouseClickEvent(mouseEvent, type, isUp,
static_cast<int>([event clickCount]));
}
- (void)mouseDown:(NSEvent*)event {
[self sendMouseClick:event button:MBT_LEFT isUp:false];
}
- (void)rightMouseDown:(NSEvent*)event {
if ([event modifierFlags] & NSEventModifierFlagShift) {
// Start rotation effect.
last_mouse_pos_ = cur_mouse_pos_ = [self getClickPointForEvent:event];
rotating_ = true;
return;
}
[self sendMouseClick:event button:MBT_RIGHT isUp:false];
}
- (void)otherMouseDown:(NSEvent*)event {
[self sendMouseClick:event button:MBT_MIDDLE isUp:false];
}
- (void)mouseUp:(NSEvent*)event {
[self sendMouseClick:event button:MBT_LEFT isUp:true];
}
- (void)rightMouseUp:(NSEvent*)event {
if (rotating_) {
// End rotation effect.
renderer_->SetSpin(0, 0);
rotating_ = false;
[self setNeedsDisplay:YES];
return;
}
[self sendMouseClick:event button:MBT_RIGHT isUp:true];
}
- (void)otherMouseUp:(NSEvent*)event {
[self sendMouseClick:event button:MBT_MIDDLE isUp:true];
}
- (void)mouseMoved:(NSEvent*)event {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return;
}
if (rotating_) {
// Apply rotation effect.
cur_mouse_pos_ = [self getClickPointForEvent:event];
;
renderer_->IncrementSpin((cur_mouse_pos_.x - last_mouse_pos_.x),
(cur_mouse_pos_.y - last_mouse_pos_.y));
last_mouse_pos_ = cur_mouse_pos_;
[self setNeedsDisplay:YES];
return;
}
CefMouseEvent mouseEvent;
[self getMouseEvent:mouseEvent forEvent:event];
browser->GetHost()->SendMouseMoveEvent(mouseEvent, false);
}
- (void)mouseDragged:(NSEvent*)event {
[self mouseMoved:event];
}
- (void)rightMouseDragged:(NSEvent*)event {
[self mouseMoved:event];
}
- (void)otherMouseDragged:(NSEvent*)event {
[self mouseMoved:event];
}
- (void)mouseEntered:(NSEvent*)event {
[self mouseMoved:event];
}
- (void)mouseExited:(NSEvent*)event {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return;
}
CefMouseEvent mouseEvent;
[self getMouseEvent:mouseEvent forEvent:event];
browser->GetHost()->SendMouseMoveEvent(mouseEvent, true);
}
- (void)keyDown:(NSEvent*)event {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get() || !text_input_context_osr_mac_) {
return;
}
if ([event type] != NSEventTypeFlagsChanged) {
if (text_input_client_) {
[text_input_client_ HandleKeyEventBeforeTextInputClient:event];
// The return value of this method seems to always be set to YES, thus we
// ignore it and ask the host view whether IME is active or not.
[text_input_context_osr_mac_ handleEvent:event];
CefKeyEvent keyEvent;
[self getKeyEvent:keyEvent forEvent:event];
[text_input_client_ HandleKeyEventAfterTextInputClient:keyEvent];
}
}
// Check for Caps lock and Toggle Touch Emulation
if (client::MainContext::Get()->TouchEventsEnabled()) {
[self toggleTouchEmulation:event];
}
}
// OSX does not have touch screens, so we emulate it by mapping multitouch
// events on TrackPad to Touch Events on Screen. To ensure it does not
// interfere with other Trackpad events, this mapping is only enabled if
// touch-events=enabled commandline is passed and caps lock key is on.
- (void)toggleTouchEmulation:(NSEvent*)event {
if ([event type] == NSEventTypeFlagsChanged && [event keyCode] == 0x39) {
NSUInteger flags = [event modifierFlags];
BOOL touch_enabled = flags & NSEventModifierFlagCapsLock ? YES : NO;
if (touch_enabled) {
self.allowedTouchTypes |= NSTouchTypeMaskDirect;
} else {
self.allowedTouchTypes &= ~NSTouchTypeMaskDirect;
}
}
}
- (cef_touch_event_type_t)getTouchPhase:(NSTouchPhase)phase {
cef_touch_event_type_t event_type = CEF_TET_RELEASED;
switch (phase) {
case NSTouchPhaseBegan:
event_type = CEF_TET_PRESSED;
break;
case NSTouchPhaseMoved:
event_type = CEF_TET_MOVED;
break;
case NSTouchPhaseEnded:
event_type = CEF_TET_RELEASED;
break;
case NSTouchPhaseCancelled:
event_type = CEF_TET_CANCELLED;
break;
default:
break;
}
return event_type;
}
// Translate NSTouch events to CefTouchEvents and send to browser.
- (void)sendTouchEvent:(NSEvent*)event touchPhase:(NSTouchPhase)phase {
int modifiers = [self getModifiersForEvent:event];
CefRefPtr<CefBrowser> browser = [self getBrowser];
NSSet* touches = [event touchesMatchingPhase:phase inView:self];
for (NSTouch* touch in touches) {
// Convert NSTouch to CefTouchEvent.
CefTouchEvent touch_event;
// NSTouch.identity is unique during the life of the touch
touch_event.id = static_cast<int>(touch.identity.hash);
touch_event.type = [self getTouchPhase:phase];
NSPoint scaled_pos = [touch normalizedPosition];
NSSize view_size = [self bounds].size;
// Map point on Touch Device to View coordinates.
NSPoint touch_point = NSMakePoint(scaled_pos.x * view_size.width,
scaled_pos.y * view_size.height);
NSPoint contentLocal = [self convertPoint:touch_point fromView:nil];
NSPoint point;
point.x = contentLocal.x;
point.y = [self frame].size.height - contentLocal.y; // Flip y.
// Convert to device coordinates.
point = [self convertPointToBackingInternal:point];
int device_x = point.x;
int device_y = point.y;
const float device_scale_factor = [self getDeviceScaleFactor];
// Convert to browser view coordinates.
touch_event.x = client::DeviceToLogical(device_x, device_scale_factor);
touch_event.y = client::DeviceToLogical(device_y, device_scale_factor);
touch_event.radius_x = 0;
touch_event.radius_y = 0;
touch_event.rotation_angle = 0;
touch_event.pressure = 0;
touch_event.modifiers = modifiers;
// Notify the browser of touch event.
browser->GetHost()->SendTouchEvent(touch_event);
}
}
- (void)touchesBeganWithEvent:(NSEvent*)event {
[self sendTouchEvent:event touchPhase:NSTouchPhaseBegan];
}
- (void)touchesMovedWithEvent:(NSEvent*)event {
[self sendTouchEvent:event touchPhase:NSTouchPhaseMoved];
}
- (void)touchesEndedWithEvent:(NSEvent*)event {
[self sendTouchEvent:event touchPhase:NSTouchPhaseEnded];
}
- (void)touchesCancelledWithEvent:(NSEvent*)event {
[self sendTouchEvent:event touchPhase:NSTouchPhaseCancelled];
}
- (void)keyUp:(NSEvent*)event {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return;
}
CefKeyEvent keyEvent;
[self getKeyEvent:keyEvent forEvent:event];
keyEvent.type = KEYEVENT_KEYUP;
browser->GetHost()->SendKeyEvent(keyEvent);
}
- (void)flagsChanged:(NSEvent*)event {
if ([self isKeyUpEvent:event]) {
[self keyUp:event];
} else {
[self keyDown:event];
}
}
- (void)shortCircuitScrollWheelEvent:(NSEvent*)event {
if ([event phase] != NSEventPhaseEnded &&
[event phase] != NSEventPhaseCancelled) {
return;
}
[self sendScrollWheelEvet:event];
if (endWheelMonitor_) {
[NSEvent removeMonitor:endWheelMonitor_];
endWheelMonitor_ = nil;
}
}
- (void)scrollWheel:(NSEvent*)event {
// Use an NSEvent monitor to listen for the wheel-end end. This ensures that
// the event is received even when the mouse cursor is no longer over the
// view when the scrolling ends. Also it avoids sending duplicate scroll
// events to the renderer.
if ([event phase] == NSEventPhaseBegan && !endWheelMonitor_) {
endWheelMonitor_ = [NSEvent
addLocalMonitorForEventsMatchingMask:NSEventMaskScrollWheel
handler:^(NSEvent* blockEvent) {
[self shortCircuitScrollWheelEvent:
blockEvent];
return blockEvent;
}];
}
[self sendScrollWheelEvet:event];
}
- (void)sendScrollWheelEvet:(NSEvent*)event {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return;
}
CGEventRef cgEvent = [event CGEvent];
DCHECK(cgEvent);
int deltaX = static_cast<int>(
CGEventGetIntegerValueField(cgEvent, kCGScrollWheelEventPointDeltaAxis2));
int deltaY = static_cast<int>(
CGEventGetIntegerValueField(cgEvent, kCGScrollWheelEventPointDeltaAxis1));
CefMouseEvent mouseEvent;
[self getMouseEvent:mouseEvent forEvent:event];
browser->GetHost()->SendMouseWheelEvent(mouseEvent, deltaX, deltaY);
}
- (BOOL)canBecomeKeyView {
CefRefPtr<CefBrowser> browser = [self getBrowser];
return (browser.get() != nullptr);
}
- (BOOL)acceptsFirstResponder {
CefRefPtr<CefBrowser> browser = [self getBrowser];
return (browser.get() != nullptr);
}
- (BOOL)becomeFirstResponder {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetHost()->SetFocus(true);
return [super becomeFirstResponder];
}
return NO;
}
- (BOOL)resignFirstResponder {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetHost()->SetFocus(false);
return [super resignFirstResponder];
}
return NO;
}
- (void)undo:(id)sender {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetFocusedFrame()->Undo();
}
}
- (void)redo:(id)sender {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetFocusedFrame()->Redo();
}
}
- (void)cut:(id)sender {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetFocusedFrame()->Cut();
}
}
- (void)copy:(id)sender {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetFocusedFrame()->Copy();
}
}
- (void)paste:(id)sender {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetFocusedFrame()->Paste();
}
}
- (void)delete:(id)sender {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetFocusedFrame()->Delete();
}
}
- (void)selectAll:(id)sender {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetFocusedFrame()->SelectAll();
}
}
- (NSPoint)getClickPointForEvent:(NSEvent*)event {
NSPoint windowLocal = [event locationInWindow];
NSPoint contentLocal = [self convertPoint:windowLocal fromView:nil];
NSPoint point;
point.x = contentLocal.x;
point.y = [self frame].size.height - contentLocal.y; // Flip y.
return point;
}
- (void)getKeyEvent:(CefKeyEvent&)keyEvent forEvent:(NSEvent*)event {
if ([event type] == NSEventTypeKeyDown || [event type] == NSEventTypeKeyUp) {
NSString* s = [event characters];
if ([s length] > 0) {
keyEvent.character = [s characterAtIndex:0];
}
s = [event charactersIgnoringModifiers];
if ([s length] > 0) {
keyEvent.unmodified_character = [s characterAtIndex:0];
}
}
if ([event type] == NSEventTypeFlagsChanged) {
keyEvent.character = 0;
keyEvent.unmodified_character = 0;
}
keyEvent.native_key_code = [event keyCode];
keyEvent.modifiers = [self getModifiersForEvent:event];
}
- (NSTextInputContext*)inputContext {
if (!text_input_context_osr_mac_) {
text_input_client_ =
[[CefTextInputClientOSRMac alloc] initWithBrowser:[self getBrowser]];
text_input_context_osr_mac_ =
[[NSTextInputContext alloc] initWithClient:text_input_client_];
#if !__has_feature(objc_arc)
[text_input_client_ retain];
[text_input_context_osr_mac_ retain];
#endif // !__has_feature(objc_arc)
}
return text_input_context_osr_mac_;
}
- (void)getMouseEvent:(CefMouseEvent&)mouseEvent forEvent:(NSEvent*)event {
const float device_scale_factor = [self getDeviceScaleFactor];
// |point| is in OS X view coordinates.
NSPoint point = [self getClickPointForEvent:event];
// Convert to device coordinates.
point = [self convertPointToBackingInternal:point];
int device_x = point.x;
int device_y = point.y;
if ([self isOverPopupWidgetX:device_x andY:device_y]) {
[self applyPopupOffsetToX:device_x andY:device_y];
}
// Convert to browser view coordinates.
mouseEvent.x = client::DeviceToLogical(device_x, device_scale_factor);
mouseEvent.y = client::DeviceToLogical(device_y, device_scale_factor);
mouseEvent.modifiers = [self getModifiersForEvent:event];
}
- (void)getMouseEvent:(CefMouseEvent&)mouseEvent
forDragInfo:(id<NSDraggingInfo>)info {
const float device_scale_factor = [self getDeviceScaleFactor];
// |point| is in OS X view coordinates.
NSPoint windowPoint = [info draggingLocation];
NSPoint point = [self flipWindowPointToView:windowPoint];
// Convert to device coordinates.
point = [self convertPointToBackingInternal:point];
// Convert to browser view coordinates.
mouseEvent.x = client::DeviceToLogical(point.x, device_scale_factor);
mouseEvent.y = client::DeviceToLogical(point.y, device_scale_factor);
mouseEvent.modifiers = static_cast<uint32_t>([NSEvent modifierFlags]);
}
- (int)getModifiersForEvent:(NSEvent*)event {
int modifiers = 0;
if ([event modifierFlags] & NSEventModifierFlagControl) {
modifiers |= EVENTFLAG_CONTROL_DOWN;
}
if ([event modifierFlags] & NSEventModifierFlagShift) {
modifiers |= EVENTFLAG_SHIFT_DOWN;
}
if ([event modifierFlags] & NSEventModifierFlagOption) {
modifiers |= EVENTFLAG_ALT_DOWN;
}
if ([event modifierFlags] & NSEventModifierFlagCommand) {
modifiers |= EVENTFLAG_COMMAND_DOWN;
}
if ([event modifierFlags] & NSEventModifierFlagCapsLock) {
modifiers |= EVENTFLAG_CAPS_LOCK_ON;
}
if ([event type] == NSEventTypeKeyUp || [event type] == NSEventTypeKeyDown ||
[event type] == NSEventTypeFlagsChanged) {
// Only perform this check for key events
if ([self isKeyPadEvent:event]) {
modifiers |= EVENTFLAG_IS_KEY_PAD;
}
}
// OS X does not have a modifier for NumLock, so I'm not entirely sure how to
// set EVENTFLAG_NUM_LOCK_ON;
//
// There is no EVENTFLAG for the function key either.
// Mouse buttons
switch ([event type]) {
case NSEventTypeLeftMouseDragged:
case NSEventTypeLeftMouseDown:
case NSEventTypeLeftMouseUp:
modifiers |= EVENTFLAG_LEFT_MOUSE_BUTTON;
break;
case NSEventTypeRightMouseDragged:
case NSEventTypeRightMouseDown:
case NSEventTypeRightMouseUp:
modifiers |= EVENTFLAG_RIGHT_MOUSE_BUTTON;
break;
case NSEventTypeOtherMouseDragged:
case NSEventTypeOtherMouseDown:
case NSEventTypeOtherMouseUp:
modifiers |= EVENTFLAG_MIDDLE_MOUSE_BUTTON;
break;
default:
break;
}
return modifiers;
}
- (BOOL)isKeyUpEvent:(NSEvent*)event {
if ([event type] != NSEventTypeFlagsChanged) {
return [event type] == NSEventTypeKeyUp;
}
// FIXME: This logic fails if the user presses both Shift keys at once, for
// example: we treat releasing one of them as keyDown.
switch ([event keyCode]) {
case 54: // Right Command
case 55: // Left Command
return ([event modifierFlags] & NSEventModifierFlagCommand) == 0;
case 57: // Capslock
return ([event modifierFlags] & NSEventModifierFlagCapsLock) == 0;
case 56: // Left Shift
case 60: // Right Shift
return ([event modifierFlags] & NSEventModifierFlagShift) == 0;
case 58: // Left Alt
case 61: // Right Alt
return ([event modifierFlags] & NSEventModifierFlagOption) == 0;
case 59: // Left Ctrl
case 62: // Right Ctrl
return ([event modifierFlags] & NSEventModifierFlagControl) == 0;
case 63: // Function
return ([event modifierFlags] & NSEventModifierFlagFunction) == 0;
}
return false;
}
- (BOOL)isKeyPadEvent:(NSEvent*)event {
if ([event modifierFlags] & NSEventModifierFlagNumericPad) {
return true;
}
switch ([event keyCode]) {
case 71: // Clear
case 81: // =
case 75: // /
case 67: // *
case 78: // -
case 69: // +
case 76: // Enter
case 65: // .
case 82: // 0
case 83: // 1
case 84: // 2
case 85: // 3
case 86: // 4
case 87: // 5
case 88: // 6
case 89: // 7
case 91: // 8
case 92: // 9
return true;
}
return false;
}
- (void)windowDidChangeBackingProperties:(NSNotification*)notification {
// This delegate method is only called on 10.7 and later, so don't worry about
// other backing changes calling it on 10.6 or earlier
[self resetDeviceScaleFactor];
}
- (void)drawRect:(NSRect)dirtyRect {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if ([self inLiveResize] || !browser.get()) {
// Fill with the background color.
const cef_color_t background_color =
client::MainContext::Get()->GetBackgroundColor();
NSColor* color = [NSColor
colorWithCalibratedRed:float(CefColorGetR(background_color)) / 255.0f
green:float(CefColorGetG(background_color)) / 255.0f
blue:float(CefColorGetB(background_color)) / 255.0f
alpha:1.f];
[color setFill];
NSRectFill(dirtyRect);
}
// The Invalidate below fixes flicker when resizing.
if ([self inLiveResize] && browser.get()) {
browser->GetHost()->Invalidate(PET_VIEW);
}
}
// Drag and drop
- (BOOL)startDragging:(CefRefPtr<CefDragData>)drag_data
allowedOps:(NSDragOperation)ops
point:(NSPoint)position {
DCHECK(!pasteboard_);
DCHECK(!fileUTI_);
DCHECK(!current_drag_data_.get());
[self resetDragDrop];
current_allowed_ops_ = ops;
current_drag_data_ = drag_data;
[self fillPasteboard];
NSEvent* currentEvent = [[NSApplication sharedApplication] currentEvent];
NSWindow* window = [self window];
NSTimeInterval eventTime = [currentEvent timestamp];
NSEvent* dragEvent = [NSEvent mouseEventWithType:NSEventTypeLeftMouseDragged
location:position
modifierFlags:NSEventMaskLeftMouseDragged
timestamp:eventTime
windowNumber:[window windowNumber]
context:nil
eventNumber:0
clickCount:1
pressure:1.0];
// TODO(cef): Pass a non-nil value to dragImage (see issue #1715). For now
// work around the "callee requires a non-null argument" error that occurs
// when building with the 10.11 SDK.
id nilArg = nil;
[window dragImage:nilArg
at:position
offset:NSZeroSize
event:dragEvent
pasteboard:pasteboard_
source:self
slideBack:YES];
return YES;
}
- (void)setCurrentDragOp:(NSDragOperation)op {
current_drag_op_ = op;
}
// NSDraggingSource Protocol
- (NSDragOperation)draggingSession:(NSDraggingSession*)session
sourceOperationMaskForDraggingContext:(NSDraggingContext)context {
switch (context) {
case NSDraggingContextOutsideApplication:
return current_allowed_ops_;
case NSDraggingContextWithinApplication:
default:
return current_allowed_ops_;
}
}
- (NSArray*)namesOfPromisedFilesDroppedAtDestination:(NSURL*)dropDest {
if (![dropDest isFileURL]) {
return nil;
}
if (!current_drag_data_) {
return nil;
}
size_t expected_size = current_drag_data_->GetFileContents(nullptr);
if (expected_size == 0) {
return nil;
}
std::string path = [[dropDest path] UTF8String];
path.append("/");
path.append(current_drag_data_->GetFileName().ToString());
CefRefPtr<CefStreamWriter> writer = CefStreamWriter::CreateForFile(path);
if (!writer) {
return nil;
}
if (current_drag_data_->GetFileContents(writer) != expected_size) {
return nil;
}
return @[ [NSString stringWithUTF8String:path.c_str()] ];
}
- (void)draggedImage:(NSImage*)anImage
endedAt:(NSPoint)screenPoint
operation:(NSDragOperation)operation {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return;
}
if (operation == (NSDragOperationMove | NSDragOperationCopy)) {
operation &= ~NSDragOperationMove;
}
NSPoint windowPoint = [[self window] convertScreenToBase:screenPoint];
NSPoint pt = [self flipWindowPointToView:windowPoint];
CefRenderHandler::DragOperation op =
static_cast<CefRenderHandler::DragOperation>(operation);
browser->GetHost()->DragSourceEndedAt(pt.x, pt.y, op);
browser->GetHost()->DragSourceSystemDragEnded();
[self resetDragDrop];
}
// NSDraggingDestination Protocol
- (NSDragOperation)draggingEntered:(id<NSDraggingInfo>)info {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return NSDragOperationNone;
}
CefRefPtr<CefDragData> drag_data;
if (!current_drag_data_) {
drag_data = CefDragData::Create();
[self populateDropData:drag_data fromPasteboard:[info draggingPasteboard]];
} else {
drag_data = current_drag_data_->Clone();
drag_data->ResetFileContents();
}
CefMouseEvent mouseEvent;
[self getMouseEvent:mouseEvent forDragInfo:info];
NSDragOperation mask = [info draggingSourceOperationMask];
CefBrowserHost::DragOperationsMask allowed_ops =
static_cast<CefBrowserHost::DragOperationsMask>(mask);
browser->GetHost()->DragTargetDragEnter(drag_data, mouseEvent, allowed_ops);
browser->GetHost()->DragTargetDragOver(mouseEvent, allowed_ops);
current_drag_op_ = NSDragOperationCopy;
return current_drag_op_;
}
- (void)draggingExited:(id<NSDraggingInfo>)sender {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser.get()) {
browser->GetHost()->DragTargetDragLeave();
}
}
- (BOOL)prepareForDragOperation:(id<NSDraggingInfo>)info {
return YES;
}
- (BOOL)performDragOperation:(id<NSDraggingInfo>)info {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return NO;
}
CefMouseEvent mouseEvent;
[self getMouseEvent:mouseEvent forDragInfo:info];
browser->GetHost()->DragTargetDrop(mouseEvent);
return YES;
}
- (NSDragOperation)draggingUpdated:(id<NSDraggingInfo>)info {
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (!browser.get()) {
return NSDragOperationNone;
}
CefMouseEvent mouseEvent;
[self getMouseEvent:mouseEvent forDragInfo:info];
NSDragOperation mask = [info draggingSourceOperationMask];
CefBrowserHost::DragOperationsMask allowed_ops =
static_cast<CefBrowserHost::DragOperationsMask>(mask);
browser->GetHost()->DragTargetDragOver(mouseEvent, allowed_ops);
return current_drag_op_;
}
// NSPasteboardOwner Protocol
- (void)pasteboard:(NSPasteboard*)pboard provideDataForType:(NSString*)type {
if (!current_drag_data_) {
return;
}
// URL.
if ([type isEqualToString:NSPasteboardTypeURL]) {
DCHECK(current_drag_data_->IsLink());
NSString* strUrl =
[NSString stringWithUTF8String:current_drag_data_->GetLinkURL()
.ToString()
.c_str()];
NSURL* url = [NSURL URLWithString:strUrl];
[url writeToPasteboard:pboard];
// URL title.
} else if ([type isEqualToString:kNSURLTitlePboardType]) {
NSString* strTitle =
[NSString stringWithUTF8String:current_drag_data_->GetLinkTitle()
.ToString()
.c_str()];
[pboard setString:strTitle forType:kNSURLTitlePboardType];
// File contents.
} else if ([type isEqualToString:fileUTI_]) {
size_t size = current_drag_data_->GetFileContents(nullptr);
DCHECK_GT(size, 0U);
CefRefPtr<client::BytesWriteHandler> handler =
new client::BytesWriteHandler(size);
CefRefPtr<CefStreamWriter> writer =
CefStreamWriter::CreateForHandler(handler.get());
current_drag_data_->GetFileContents(writer);
DCHECK_EQ(handler->GetDataSize(), static_cast<int64_t>(size));
[pboard setData:[NSData dataWithBytes:handler->GetData()
length:handler->GetDataSize()]
forType:fileUTI_];
// Plain text.
} else if ([type isEqualToString:NSPasteboardTypeString]) {
NSString* strTitle =
[NSString stringWithUTF8String:current_drag_data_->GetFragmentText()
.ToString()
.c_str()];
[pboard setString:strTitle forType:NSPasteboardTypeString];
} else if ([type isEqualToString:kCEFDragDummyPboardType]) {
// The dummy type _was_ promised and someone decided to call the bluff.
[pboard setData:[NSData data] forType:kCEFDragDummyPboardType];
}
}
// NSAccessibility Protocol implementation.
- (BOOL)accessibilityIsIgnored {
if (!accessibility_helper_) {
return YES;
} else {
return NO;
}
}
- (id)accessibilityAttributeValue:(NSString*)attribute {
if (!accessibility_helper_) {
return [super accessibilityAttributeValue:attribute];
}
if ([attribute isEqualToString:NSAccessibilityRoleAttribute]) {
return NSAccessibilityGroupRole;
} else if ([attribute isEqualToString:NSAccessibilityDescriptionAttribute]) {
client::OsrAXNode* node = accessibility_helper_->GetRootNode();
std::string desc = node ? node->AxDescription() : "";
return [NSString stringWithUTF8String:desc.c_str()];
} else if ([attribute isEqualToString:NSAccessibilityValueAttribute]) {
client::OsrAXNode* node = accessibility_helper_->GetRootNode();
std::string desc = node ? node->AxValue() : "";
return [NSString stringWithUTF8String:desc.c_str()];
} else if ([attribute
isEqualToString:NSAccessibilityRoleDescriptionAttribute]) {
return NSAccessibilityRoleDescriptionForUIElement(self);
} else if ([attribute isEqualToString:NSAccessibilityChildrenAttribute]) {
client::OsrAXNode* node = accessibility_helper_->GetRootNode();
// Add Root as first Kid
NSMutableArray* kids = [NSMutableArray arrayWithCapacity:1];
NSObject* child = CAST_CEF_NATIVE_ACCESSIBLE_TO_NSOBJECT(
node->GetNativeAccessibleObject(nullptr));
[kids addObject:child];
return NSAccessibilityUnignoredChildren(kids);
} else {
return [super accessibilityAttributeValue:attribute];
}
}
- (id)accessibilityFocusedUIElement {
if (accessibility_helper_) {
client::OsrAXNode* node = accessibility_helper_->GetFocusedNode();
return node ? CAST_CEF_NATIVE_ACCESSIBLE_TO_NSOBJECT(
node->GetNativeAccessibleObject(nullptr))
: nil;
}
return nil;
}
// Utility methods.
- (void)resetDragDrop {
current_drag_op_ = NSDragOperationNone;
current_allowed_ops_ = NSDragOperationNone;
current_drag_data_ = nullptr;
if (fileUTI_) {
#if !__has_feature(objc_arc)
[fileUTI_ release];
#endif // !__has_feature(objc_arc)
fileUTI_ = nil;
}
if (pasteboard_) {
#if !__has_feature(objc_arc)
[pasteboard_ release];
#endif // !__has_feature(objc_arc)
pasteboard_ = nil;
}
}
- (void)fillPasteboard {
DCHECK(!pasteboard_);
pasteboard_ = [NSPasteboard pasteboardWithName:NSPasteboardNameDrag];
#if !__has_feature(objc_arc)
[pasteboard_ retain];
#endif // !__has_feature(objc_arc)
[pasteboard_ declareTypes:@[ kCEFDragDummyPboardType ] owner:self];
// URL (and title).
if (current_drag_data_->IsLink()) {
[pasteboard_ addTypes:@[ NSPasteboardTypeURL, kNSURLTitlePboardType ]
owner:self];
}
// MIME type.
CefString mimeType;
size_t contents_size = current_drag_data_->GetFileContents(nullptr);
CefString download_metadata = current_drag_data_->GetLinkMetadata();
// File.
if (contents_size > 0) {
std::string file_name = current_drag_data_->GetFileName().ToString();
size_t sep = file_name.find_last_of(".");
CefString extension = file_name.substr(sep + 1);
mimeType = CefGetMimeType(extension);
if (!mimeType.empty()) {
CFStringRef mimeTypeCF;
mimeTypeCF = CFStringCreateWithCString(kCFAllocatorDefault,
mimeType.ToString().c_str(),
kCFStringEncodingUTF8);
fileUTI_ = (__bridge NSString*)UTTypeCreatePreferredIdentifierForTag(
kUTTagClassMIMEType, mimeTypeCF, nullptr);
CFRelease(mimeTypeCF);
// File (HFS) promise.
NSArray* fileUTIList = @[ fileUTI_ ];
NSString* NSPasteboardTypeFileURLPromise =
#if __has_feature(objc_arc)
(__bridge NSString*)kPasteboardTypeFileURLPromise;
#else
(NSString*)kPasteboardTypeFileURLPromise;
#endif
[pasteboard_ addTypes:@[ NSPasteboardTypeFileURLPromise ] owner:self];
[pasteboard_ setPropertyList:fileUTIList
forType:NSPasteboardTypeFileURLPromise];
[pasteboard_ addTypes:fileUTIList owner:self];
}
}
// Plain text.
if (!current_drag_data_->GetFragmentText().empty()) {
[pasteboard_ addTypes:@[ NSPasteboardTypeString ] owner:self];
}
}
- (void)populateDropData:(CefRefPtr<CefDragData>)data
fromPasteboard:(NSPasteboard*)pboard {
DCHECK(data);
DCHECK(pboard);
DCHECK(data && !data->IsReadOnly());
NSArray* types = [pboard types];
// Get plain text.
if ([types containsObject:NSPasteboardTypeString]) {
data->SetFragmentText(
[[pboard stringForType:NSPasteboardTypeString] UTF8String]);
}
// Get files.
if ([types containsObject:NSPasteboardTypeFileURL]) {
NSArray* files = [pboard propertyListForType:NSPasteboardTypeFileURL];
if ([files isKindOfClass:[NSArray class]] && [files count]) {
for (NSUInteger i = 0; i < [files count]; i++) {
NSString* filename = [files objectAtIndex:i];
BOOL exists =
[[NSFileManager defaultManager] fileExistsAtPath:filename];
if (exists) {
data->AddFile([filename UTF8String], CefString());
}
}
}
}
}
- (NSPoint)flipWindowPointToView:(const NSPoint&)windowPoint {
NSPoint viewPoint = [self convertPoint:windowPoint fromView:nil];
NSRect viewFrame = [self frame];
viewPoint.y = viewFrame.size.height - viewPoint.y;
return viewPoint;
}
- (void)resetDeviceScaleFactor {
float device_scale_factor = 1.0f;
NSWindow* window = [self window];
if (window) {
device_scale_factor = [window backingScaleFactor];
}
[self setDeviceScaleFactor:device_scale_factor];
}
- (void)setDeviceScaleFactor:(float)device_scale_factor {
if (device_scale_factor == device_scale_factor_) {
return;
}
// Apply some sanity checks.
if (device_scale_factor < 1.0f || device_scale_factor > 4.0f) {
return;
}
device_scale_factor_ = device_scale_factor;
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser) {
browser->GetHost()->NotifyScreenInfoChanged();
browser->GetHost()->WasResized();
}
}
- (float)getDeviceScaleFactor {
return device_scale_factor_;
}
- (void)viewDidChangeBackingProperties {
[super viewDidChangeBackingProperties];
const CGFloat device_scale_factor = [self getDeviceScaleFactor];
if (device_scale_factor == device_scale_factor_) {
return;
}
CefRefPtr<CefBrowser> browser = [self getBrowser];
if (browser) {
browser->GetHost()->NotifyScreenInfoChanged();
browser->GetHost()->WasResized();
}
}
- (bool)isOverPopupWidgetX:(int)x andY:(int)y {
CefRect rc = renderer_->popup_rect();
int popup_right = rc.x + rc.width;
int popup_bottom = rc.y + rc.height;
return (x >= rc.x) && (x < popup_right) && (y >= rc.y) && (y < popup_bottom);
}
- (int)getPopupXOffset {
return renderer_->original_popup_rect().x - renderer_->popup_rect().x;
}
- (int)getPopupYOffset {
return renderer_->original_popup_rect().y - renderer_->popup_rect().y;
}
- (void)applyPopupOffsetToX:(int&)x andY:(int&)y {
if ([self isOverPopupWidgetX:x andY:y]) {
x += [self getPopupXOffset];
y += [self getPopupYOffset];
}
}
// Convert from scaled coordinates to view coordinates.
- (NSPoint)convertPointFromBackingInternal:(NSPoint)aPoint {
return [self convertPointFromBacking:aPoint];
}
// Convert from view coordinates to scaled coordinates.
- (NSPoint)convertPointToBackingInternal:(NSPoint)aPoint {
return [self convertPointToBacking:aPoint];
}
// Convert from scaled coordinates to view coordinates.
- (NSRect)convertRectFromBackingInternal:(NSRect)aRect {
return [self convertRectFromBacking:aRect];
}
// Convert from view coordinates to scaled coordinates.
- (NSRect)convertRectToBackingInternal:(NSRect)aRect {
return [self convertRectToBacking:aRect];
}
- (void)ChangeCompositionRange:(CefRange)range
character_bounds:(const CefRenderHandler::RectList&)bounds {
if (text_input_client_) {
[text_input_client_ ChangeCompositionRange:range character_bounds:bounds];
}
}
- (void)UpdateAccessibilityTree:(CefRefPtr<CefValue>)value {
if (!accessibility_helper_) {
accessibility_helper_ =
new client::OsrAccessibilityHelper(value, [self getBrowser]);
} else {
accessibility_helper_->UpdateAccessibilityTree(value);
}
if (accessibility_helper_) {
NSAccessibilityPostNotification(self,
NSAccessibilityValueChangedNotification);
}
return;
}
- (void)UpdateAccessibilityLocation:(CefRefPtr<CefValue>)value {
if (accessibility_helper_) {
accessibility_helper_->UpdateAccessibilityLocation(value);
}
if (accessibility_helper_) {
NSAccessibilityPostNotification(self,
NSAccessibilityValueChangedNotification);
}
return;
}
@end
namespace client {
class BrowserWindowOsrMacImpl {
public:
BrowserWindowOsrMacImpl(BrowserWindow::Delegate* delegate,
const std::string& startup_url,
const OsrRendererSettings& settings,
BrowserWindowOsrMac& browser_window);
~BrowserWindowOsrMacImpl();
// BrowserWindow methods.
void CreateBrowser(ClientWindowHandle parent_handle,
const CefRect& rect,
const CefBrowserSettings& settings,
CefRefPtr<CefDictionaryValue> extra_info,
CefRefPtr<CefRequestContext> request_context);
void GetPopupConfig(CefWindowHandle temp_handle,
CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client,
CefBrowserSettings& settings);
void ShowPopup(ClientWindowHandle parent_handle,
int x,
int y,
size_t width,
size_t height);
void Show();
void Hide();
void SetBounds(int x, int y, size_t width, size_t height);
void SetFocus(bool focus);
void SetDeviceScaleFactor(float device_scale_factor);
float GetDeviceScaleFactor() const;
ClientWindowHandle GetWindowHandle() const;
// ClientHandlerOsr::OsrDelegate methods.
void OnAfterCreated(CefRefPtr<CefBrowser> browser);
void OnBeforeClose(CefRefPtr<CefBrowser> browser);
bool GetRootScreenRect(CefRefPtr<CefBrowser> browser, CefRect& rect);
void GetViewRect(CefRefPtr<CefBrowser> browser, CefRect& rect);
bool GetScreenPoint(CefRefPtr<CefBrowser> browser,
int viewX,
int viewY,
int& screenX,
int& screenY);
bool GetScreenInfo(CefRefPtr<CefBrowser> browser, CefScreenInfo& screen_info);
void OnPopupShow(CefRefPtr<CefBrowser> browser, bool show);
void OnPopupSize(CefRefPtr<CefBrowser> browser, const CefRect& rect);
void OnPaint(CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
const void* buffer,
int width,
int height);
void OnAcceleratedPaint(CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
const CefAcceleratedPaintInfo& info);
void OnCursorChange(CefRefPtr<CefBrowser> browser,
CefCursorHandle cursor,
cef_cursor_type_t type,
const CefCursorInfo& custom_cursor_info);
bool StartDragging(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDragData> drag_data,
CefRenderHandler::DragOperationsMask allowed_ops,
int x,
int y);
void UpdateDragCursor(CefRefPtr<CefBrowser> browser,
CefRenderHandler::DragOperation operation);
void OnImeCompositionRangeChanged(
CefRefPtr<CefBrowser> browser,
const CefRange& selection_range,
const CefRenderHandler::RectList& character_bounds);
void UpdateAccessibilityTree(CefRefPtr<CefValue> value);
void UpdateAccessibilityLocation(CefRefPtr<CefValue> value);
private:
// Create the NSView.
void Create(ClientWindowHandle parent_handle, const CefRect& rect);
BrowserWindowOsrMac& browser_window_;
// The below members will only be accessed on the main thread which should be
// the same as the CEF UI thread.
OsrRenderer renderer_;
BrowserOpenGLView* native_browser_view_;
bool hidden_;
bool painting_popup_;
};
BrowserWindowOsrMacImpl::BrowserWindowOsrMacImpl(
BrowserWindow::Delegate* delegate,
const std::string& startup_url,
const OsrRendererSettings& settings,
BrowserWindowOsrMac& browser_window)
: browser_window_(browser_window),
renderer_(settings),
native_browser_view_(nil),
hidden_(false),
painting_popup_(false) {}
BrowserWindowOsrMacImpl::~BrowserWindowOsrMacImpl() {
if (native_browser_view_) {
// Disassociate the view with |this|.
[native_browser_view_ detach];
}
}
void BrowserWindowOsrMacImpl::CreateBrowser(
ClientWindowHandle parent_handle,
const CefRect& rect,
const CefBrowserSettings& settings,
CefRefPtr<CefDictionaryValue> extra_info,
CefRefPtr<CefRequestContext> request_context) {
REQUIRE_MAIN_THREAD();
// Create the native NSView.
Create(parent_handle, rect);
CefWindowInfo window_info;
window_info.SetAsWindowless(
CAST_NSVIEW_TO_CEF_WINDOW_HANDLE(native_browser_view_));
window_info.shared_texture_enabled =
renderer_.settings().shared_texture_enabled;
window_info.external_begin_frame_enabled =
renderer_.settings().external_begin_frame_enabled;
// Windowless rendering requires Alloy style.
DCHECK_EQ(CEF_RUNTIME_STYLE_ALLOY, window_info.runtime_style);
// Create the browser asynchronously.
CefBrowserHost::CreateBrowser(window_info, browser_window_.client_handler_,
browser_window_.client_handler_->startup_url(),
settings, extra_info, request_context);
}
void BrowserWindowOsrMacImpl::GetPopupConfig(CefWindowHandle temp_handle,
CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client,
CefBrowserSettings& settings) {
CEF_REQUIRE_UI_THREAD();
windowInfo.SetAsWindowless(temp_handle);
// Windowless rendering requires Alloy style.
DCHECK_EQ(CEF_RUNTIME_STYLE_ALLOY, windowInfo.runtime_style);
windowInfo.shared_texture_enabled =
renderer_.settings().shared_texture_enabled;
windowInfo.external_begin_frame_enabled =
renderer_.settings().external_begin_frame_enabled;
client = browser_window_.client_handler_;
}
void BrowserWindowOsrMacImpl::ShowPopup(ClientWindowHandle parent_handle,
int x,
int y,
size_t width,
size_t height) {
REQUIRE_MAIN_THREAD();
DCHECK(browser_window_.browser_.get());
// Create the native NSView.
Create(parent_handle,
CefRect(x, y, static_cast<int>(width), static_cast<int>(height)));
// Send resize notification so the compositor is assigned the correct
// viewport size and begins rendering.
browser_window_.browser_->GetHost()->WasResized();
Show();
}
void BrowserWindowOsrMacImpl::Show() {
REQUIRE_MAIN_THREAD();
if (hidden_) {
// Set the browser as visible.
browser_window_.browser_->GetHost()->WasHidden(false);
hidden_ = false;
}
// Give focus to the browser.
browser_window_.browser_->GetHost()->SetFocus(true);
}
void BrowserWindowOsrMacImpl::Hide() {
REQUIRE_MAIN_THREAD();
if (!browser_window_.browser_.get()) {
return;
}
// Remove focus from the browser.
browser_window_.browser_->GetHost()->SetFocus(false);
if (!hidden_) {
// Set the browser as hidden.
browser_window_.browser_->GetHost()->WasHidden(true);
hidden_ = true;
}
}
void BrowserWindowOsrMacImpl::SetBounds(int x,
int y,
size_t width,
size_t height) {
REQUIRE_MAIN_THREAD();
// Nothing to do here. GTK will take care of positioning in the container.
}
void BrowserWindowOsrMacImpl::SetFocus(bool focus) {
REQUIRE_MAIN_THREAD();
if (native_browser_view_) {
[native_browser_view_.window makeFirstResponder:native_browser_view_];
}
}
void BrowserWindowOsrMacImpl::SetDeviceScaleFactor(float device_scale_factor) {
REQUIRE_MAIN_THREAD();
if (native_browser_view_) {
[native_browser_view_ setDeviceScaleFactor:device_scale_factor];
}
}
float BrowserWindowOsrMacImpl::GetDeviceScaleFactor() const {
REQUIRE_MAIN_THREAD();
if (native_browser_view_) {
return [native_browser_view_ getDeviceScaleFactor];
}
return 1.0f;
}
ClientWindowHandle BrowserWindowOsrMacImpl::GetWindowHandle() const {
REQUIRE_MAIN_THREAD();
return CAST_NSVIEW_TO_CEF_WINDOW_HANDLE(native_browser_view_);
}
void BrowserWindowOsrMacImpl::OnAfterCreated(CefRefPtr<CefBrowser> browser) {
CEF_REQUIRE_UI_THREAD();
}
void BrowserWindowOsrMacImpl::OnBeforeClose(CefRefPtr<CefBrowser> browser) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
// Detach |this| from the ClientHandlerOsr.
auto handler =
ClientHandlerOsr::GetForClient(browser_window_.client_handler_);
CHECK(handler);
handler->DetachOsrDelegate();
}
bool BrowserWindowOsrMacImpl::GetRootScreenRect(CefRefPtr<CefBrowser> browser,
CefRect& rect) {
CEF_REQUIRE_UI_THREAD();
return false;
}
void BrowserWindowOsrMacImpl::GetViewRect(CefRefPtr<CefBrowser> browser,
CefRect& rect) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
rect.x = rect.y = 0;
if (!native_browser_view_) {
// Never return an empty rectangle.
rect.width = rect.height = 1;
return;
}
const float device_scale_factor = [native_browser_view_ getDeviceScaleFactor];
// |bounds| is in OS X view coordinates.
NSRect bounds = native_browser_view_.bounds;
// Convert to device coordinates.
bounds = [native_browser_view_ convertRectToBackingInternal:bounds];
// Convert to browser view coordinates.
rect.width = DeviceToLogical(bounds.size.width, device_scale_factor);
if (rect.width == 0) {
rect.width = 1;
}
rect.height = DeviceToLogical(bounds.size.height, device_scale_factor);
if (rect.height == 0) {
rect.height = 1;
}
}
bool BrowserWindowOsrMacImpl::GetScreenPoint(CefRefPtr<CefBrowser> browser,
int viewX,
int viewY,
int& screenX,
int& screenY) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
if (!native_browser_view_) {
return false;
}
const float device_scale_factor = [native_browser_view_ getDeviceScaleFactor];
// (viewX, viewX) is in browser view coordinates.
// Convert to device coordinates.
NSPoint view_pt = NSMakePoint(LogicalToDevice(viewX, device_scale_factor),
LogicalToDevice(viewY, device_scale_factor));
// Convert to OS X view coordinates.
view_pt = [native_browser_view_ convertPointFromBackingInternal:view_pt];
// Reverse the Y component.
const NSRect bounds = native_browser_view_.bounds;
view_pt.y = bounds.size.height - view_pt.y;
// Convert to screen coordinates.
NSPoint window_pt = [native_browser_view_ convertPoint:view_pt toView:nil];
NSPoint screen_pt =
ConvertPointFromWindowToScreen(native_browser_view_.window, window_pt);
screenX = screen_pt.x;
screenY = screen_pt.y;
return true;
}
bool BrowserWindowOsrMacImpl::GetScreenInfo(CefRefPtr<CefBrowser> browser,
CefScreenInfo& screen_info) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
if (!native_browser_view_) {
return false;
}
CefRect view_rect;
GetViewRect(browser, view_rect);
screen_info.device_scale_factor = [native_browser_view_ getDeviceScaleFactor];
// The screen info rectangles are used by the renderer to create and position
// popups. Keep popups inside the view rectangle.
screen_info.rect = view_rect;
screen_info.available_rect = view_rect;
return true;
}
void BrowserWindowOsrMacImpl::OnPopupShow(CefRefPtr<CefBrowser> browser,
bool show) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
if (!native_browser_view_) {
return;
}
if (!show) {
renderer_.ClearPopupRects();
browser->GetHost()->Invalidate(PET_VIEW);
}
renderer_.OnPopupShow(browser, show);
}
void BrowserWindowOsrMacImpl::OnPopupSize(CefRefPtr<CefBrowser> browser,
const CefRect& rect) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
if (!native_browser_view_) {
return;
}
const float device_scale_factor = [native_browser_view_ getDeviceScaleFactor];
// |rect| is in browser view coordinates. Convert to device coordinates.
CefRect device_rect = LogicalToDevice(rect, device_scale_factor);
renderer_.OnPopupSize(browser, device_rect);
}
void BrowserWindowOsrMacImpl::OnPaint(
CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
const void* buffer,
int width,
int height) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
if (!native_browser_view_) {
return;
}
if (width <= 2 && height <= 2) {
// Ignore really small buffer sizes while the widget is starting up.
return;
}
if (painting_popup_) {
renderer_.OnPaint(browser, type, dirtyRects, buffer, width, height);
return;
}
ScopedGLContext scoped_gl_context(native_browser_view_, true);
renderer_.OnPaint(browser, type, dirtyRects, buffer, width, height);
if (type == PET_VIEW && !renderer_.popup_rect().IsEmpty()) {
painting_popup_ = true;
browser->GetHost()->Invalidate(PET_POPUP);
painting_popup_ = false;
}
renderer_.Render();
}
void BrowserWindowOsrMacImpl::OnAcceleratedPaint(
CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
const CefAcceleratedPaintInfo& info) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
if (!native_browser_view_) {
return;
}
ScopedGLContext scoped_gl_context(native_browser_view_, true);
IOSurfaceRef io_surface = (IOSurfaceRef)info.shared_texture_io_surface;
GLuint rectTexture;
glGenTextures(1, &rectTexture);
glEnable(GL_TEXTURE_RECTANGLE_ARB);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, rectTexture);
CGLContextObj cgl_context = CGLGetCurrentContext();
GLsizei width = (GLsizei)IOSurfaceGetWidth(io_surface);
GLsizei height = (GLsizei)IOSurfaceGetHeight(io_surface);
CGLTexImageIOSurface2D(cgl_context, GL_TEXTURE_RECTANGLE_ARB, GL_RGBA8, width,
height, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV,
io_surface, 0);
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);
renderer_.OnAcceleratedPaint(browser, type, dirtyRects, rectTexture, width,
height);
renderer_.Render();
}
void BrowserWindowOsrMacImpl::OnCursorChange(
CefRefPtr<CefBrowser> browser,
CefCursorHandle cursor,
cef_cursor_type_t type,
const CefCursorInfo& custom_cursor_info) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
[CAST_CEF_CURSOR_HANDLE_TO_NSCURSOR(cursor) set];
}
bool BrowserWindowOsrMacImpl::StartDragging(
CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDragData> drag_data,
CefRenderHandler::DragOperationsMask allowed_ops,
int x,
int y) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
if (!native_browser_view_) {
return false;
}
static float device_scale_factor =
[native_browser_view_ getDeviceScaleFactor];
// |point| is in browser view coordinates.
NSPoint point = NSMakePoint(x, y);
// Convert to device coordinates.
point.x = LogicalToDevice(point.x, device_scale_factor);
point.y = LogicalToDevice(point.y, device_scale_factor);
// Convert to OS X view coordinates.
point = [native_browser_view_ convertPointFromBackingInternal:point];
return [native_browser_view_
startDragging:drag_data
allowedOps:static_cast<NSDragOperation>(allowed_ops)
point:point];
}
void BrowserWindowOsrMacImpl::UpdateDragCursor(
CefRefPtr<CefBrowser> browser,
CefRenderHandler::DragOperation operation) {
CEF_REQUIRE_UI_THREAD();
REQUIRE_MAIN_THREAD();
if (native_browser_view_) {
[native_browser_view_ setCurrentDragOp:operation];
}
}
void BrowserWindowOsrMacImpl::OnImeCompositionRangeChanged(
CefRefPtr<CefBrowser> browser,
const CefRange& selection_range,
const CefRenderHandler::RectList& bounds) {
CEF_REQUIRE_UI_THREAD();
if (native_browser_view_) {
[native_browser_view_ ChangeCompositionRange:selection_range
character_bounds:bounds];
}
}
void BrowserWindowOsrMacImpl::UpdateAccessibilityTree(
CefRefPtr<CefValue> value) {
CEF_REQUIRE_UI_THREAD();
if (native_browser_view_) {
[native_browser_view_ UpdateAccessibilityTree:value];
}
}
void BrowserWindowOsrMacImpl::UpdateAccessibilityLocation(
CefRefPtr<CefValue> value) {
CEF_REQUIRE_UI_THREAD();
if (native_browser_view_) {
[native_browser_view_ UpdateAccessibilityLocation:value];
}
}
void BrowserWindowOsrMacImpl::Create(ClientWindowHandle parent_handle,
const CefRect& rect) {
REQUIRE_MAIN_THREAD();
DCHECK(!native_browser_view_);
NSRect window_rect = NSMakeRect(rect.x, rect.y, rect.width, rect.height);
native_browser_view_ =
[[BrowserOpenGLView alloc] initWithFrame:window_rect
andBrowserWindow:&browser_window_
andRenderer:&renderer_];
native_browser_view_.autoresizingMask =
(NSViewWidthSizable | NSViewHeightSizable);
native_browser_view_.autoresizesSubviews = YES;
[CAST_CEF_WINDOW_HANDLE_TO_NSVIEW(parent_handle)
addSubview:native_browser_view_];
// Determine the default scale factor.
[native_browser_view_ resetDeviceScaleFactor];
[[NSNotificationCenter defaultCenter]
addObserver:native_browser_view_
selector:@selector(windowDidChangeBackingProperties:)
name:NSWindowDidChangeBackingPropertiesNotification
object:native_browser_view_.window];
}
BrowserWindowOsrMac::BrowserWindowOsrMac(BrowserWindow::Delegate* delegate,
bool with_controls,
const std::string& startup_url,
const OsrRendererSettings& settings)
: BrowserWindow(delegate) {
client_handler_ =
new ClientHandlerOsr(this, this, with_controls, startup_url);
impl_.reset(
new BrowserWindowOsrMacImpl(delegate, startup_url, settings, *this));
}
BrowserWindowOsrMac::~BrowserWindowOsrMac() {}
void BrowserWindowOsrMac::CreateBrowser(
ClientWindowHandle parent_handle,
const CefRect& rect,
const CefBrowserSettings& settings,
CefRefPtr<CefDictionaryValue> extra_info,
CefRefPtr<CefRequestContext> request_context) {
impl_->CreateBrowser(parent_handle, rect, settings, extra_info,
request_context);
}
void BrowserWindowOsrMac::GetPopupConfig(CefWindowHandle temp_handle,
CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client,
CefBrowserSettings& settings) {
impl_->GetPopupConfig(temp_handle, windowInfo, client, settings);
}
void BrowserWindowOsrMac::ShowPopup(ClientWindowHandle parent_handle,
int x,
int y,
size_t width,
size_t height) {
impl_->ShowPopup(parent_handle, x, y, width, height);
}
void BrowserWindowOsrMac::Show() {
impl_->Show();
}
void BrowserWindowOsrMac::Hide() {
impl_->Hide();
}
void BrowserWindowOsrMac::SetBounds(int x, int y, size_t width, size_t height) {
impl_->SetBounds(x, y, width, height);
}
void BrowserWindowOsrMac::SetFocus(bool focus) {
impl_->SetFocus(focus);
}
void BrowserWindowOsrMac::SetDeviceScaleFactor(float device_scale_factor) {
impl_->SetDeviceScaleFactor(device_scale_factor);
}
float BrowserWindowOsrMac::GetDeviceScaleFactor() const {
return impl_->GetDeviceScaleFactor();
}
ClientWindowHandle BrowserWindowOsrMac::GetWindowHandle() const {
return impl_->GetWindowHandle();
}
void BrowserWindowOsrMac::OnAfterCreated(CefRefPtr<CefBrowser> browser) {
impl_->OnAfterCreated(browser);
}
void BrowserWindowOsrMac::OnBeforeClose(CefRefPtr<CefBrowser> browser) {
impl_->OnBeforeClose(browser);
}
bool BrowserWindowOsrMac::GetRootScreenRect(CefRefPtr<CefBrowser> browser,
CefRect& rect) {
return impl_->GetRootScreenRect(browser, rect);
}
void BrowserWindowOsrMac::GetViewRect(CefRefPtr<CefBrowser> browser,
CefRect& rect) {
impl_->GetViewRect(browser, rect);
}
bool BrowserWindowOsrMac::GetScreenPoint(CefRefPtr<CefBrowser> browser,
int viewX,
int viewY,
int& screenX,
int& screenY) {
return impl_->GetScreenPoint(browser, viewX, viewY, screenX, screenY);
}
bool BrowserWindowOsrMac::GetScreenInfo(CefRefPtr<CefBrowser> browser,
CefScreenInfo& screen_info) {
return impl_->GetScreenInfo(browser, screen_info);
}
void BrowserWindowOsrMac::OnPopupShow(CefRefPtr<CefBrowser> browser,
bool show) {
impl_->OnPopupShow(browser, show);
}
void BrowserWindowOsrMac::OnPopupSize(CefRefPtr<CefBrowser> browser,
const CefRect& rect) {
impl_->OnPopupSize(browser, rect);
}
void BrowserWindowOsrMac::OnPaint(CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
const void* buffer,
int width,
int height) {
impl_->OnPaint(browser, type, dirtyRects, buffer, width, height);
}
void BrowserWindowOsrMac::OnAcceleratedPaint(
CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
const CefAcceleratedPaintInfo& info) {
impl_->OnAcceleratedPaint(browser, type, dirtyRects, info);
}
void BrowserWindowOsrMac::OnCursorChange(
CefRefPtr<CefBrowser> browser,
CefCursorHandle cursor,
cef_cursor_type_t type,
const CefCursorInfo& custom_cursor_info) {
impl_->OnCursorChange(browser, cursor, type, custom_cursor_info);
}
bool BrowserWindowOsrMac::StartDragging(
CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDragData> drag_data,
CefRenderHandler::DragOperationsMask allowed_ops,
int x,
int y) {
return impl_->StartDragging(browser, drag_data, allowed_ops, x, y);
}
void BrowserWindowOsrMac::UpdateDragCursor(
CefRefPtr<CefBrowser> browser,
CefRenderHandler::DragOperation operation) {
impl_->UpdateDragCursor(browser, operation);
}
void BrowserWindowOsrMac::OnImeCompositionRangeChanged(
CefRefPtr<CefBrowser> browser,
const CefRange& selection_range,
const CefRenderHandler::RectList& character_bounds) {
impl_->OnImeCompositionRangeChanged(browser, selection_range,
character_bounds);
}
void BrowserWindowOsrMac::UpdateAccessibilityTree(CefRefPtr<CefValue> value) {
impl_->UpdateAccessibilityTree(value);
}
void BrowserWindowOsrMac::UpdateAccessibilityLocation(
CefRefPtr<CefValue> value) {
impl_->UpdateAccessibilityLocation(value);
}
} // namespace client
// End disable NSOpenGL deprecation warnings.
#pragma clang diagnostic pop
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