src/ui/ozone/platform/dri/dri_window.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ui/ozone/platform/dri/dri_window.h"
   6
   7 #include "base/bind.h"
   8 #include "ui/events/event.h"
   9 #include "ui/events/ozone/evdev/event_factory_evdev.h"
  10 #include "ui/events/ozone/events_ozone.h"
  11 #include "ui/events/platform/platform_event_source.h"
  12 #include "ui/ozone/common/gpu/ozone_gpu_messages.h"
  13 #include "ui/ozone/platform/dri/dri_cursor.h"
  14 #include "ui/ozone/platform/dri/dri_gpu_platform_support_host.h"
  15 #include "ui/ozone/platform/dri/dri_window_manager.h"
  16 #include "ui/platform_window/platform_window_delegate.h"
  17
  18 namespace ui {
  19
  20 DriWindow::DriWindow(PlatformWindowDelegate* delegate,
  21                      const gfx::Rect& bounds,
  22                      DriGpuPlatformSupportHost* sender,
  23                      EventFactoryEvdev* event_factory,
  24                      DriWindowManager* window_manager)
  25     : delegate_(delegate),
  26       sender_(sender),
  27       event_factory_(event_factory),
  28       window_manager_(window_manager),
  29       bounds_(bounds),
  30       widget_(window_manager->NextAcceleratedWidget()) {
  31   window_manager_->AddWindow(widget_, this);
  32 }
  33
  34 DriWindow::~DriWindow() {
  35   PlatformEventSource::GetInstance()->RemovePlatformEventDispatcher(this);
  36   window_manager_->RemoveWindow(widget_);
  37
  38   sender_->RemoveChannelObserver(this);
  39   if (!sender_->IsConnected())
  40     return;
  41
  42   sender_->Send(new OzoneGpuMsg_DestroyWindowDelegate(widget_));
  43 }
  44
  45 void DriWindow::Initialize() {
  46   sender_->AddChannelObserver(this);
  47   delegate_->OnAcceleratedWidgetAvailable(widget_);
  48   PlatformEventSource::GetInstance()->AddPlatformEventDispatcher(this);
  49 }
  50
  51 void DriWindow::Show() {}
  52
  53 void DriWindow::Hide() {}
  54
  55 void DriWindow::Close() {}
  56
  57 void DriWindow::SetBounds(const gfx::Rect& bounds) {
  58   bounds_ = bounds;
  59   delegate_->OnBoundsChanged(bounds);
  60
  61   if (!sender_->IsConnected())
  62     return;
  63
  64   if (window_manager_->cursor()->GetCursorWindow() == widget_)
  65     window_manager_->cursor()->HideCursor();
  66
  67   sender_->Send(new OzoneGpuMsg_WindowBoundsChanged(widget_, bounds));
  68
  69   if (window_manager_->cursor()->GetCursorWindow() == widget_)
  70     window_manager_->cursor()->ShowCursor();
  71 }
  72
  73 gfx::Rect DriWindow::GetBounds() {
  74   return bounds_;
  75 }
  76
  77 void DriWindow::SetCapture() {}
  78
  79 void DriWindow::ReleaseCapture() {}
  80
  81 void DriWindow::ToggleFullscreen() {}
  82
  83 void DriWindow::Maximize() {}
  84
  85 void DriWindow::Minimize() {}
  86
  87 void DriWindow::Restore() {}
  88
  89 void DriWindow::SetCursor(PlatformCursor cursor) {
  90   DriCursor* dri_cursor = window_manager_->cursor();
  91   dri_cursor->SetCursor(widget_, cursor);
  92   // ShowCursor results in a IPC call to GPU. So, we make sure the channel
  93   // is connected. OnChannelEstablished guarantees that ShowCursor is called
  94   // eventually.
  95   if (sender_->IsConnected() && dri_cursor->GetCursorWindow() == widget_)
  96     dri_cursor->ShowCursor();
  97 }
  98
  99 void DriWindow::MoveCursorTo(const gfx::Point& location) {
 100   event_factory_->WarpCursorTo(widget_, location);
 101 }
 102
 103 bool DriWindow::CanDispatchEvent(const PlatformEvent& ne) {
 104   DCHECK(ne);
 105   Event* event = static_cast<Event*>(ne);
 106   if (event->IsMouseEvent() || event->IsScrollEvent())
 107     return window_manager_->cursor()->GetCursorWindow() == widget_;
 108
 109   return true;
 110 }
 111
 112 uint32_t DriWindow::DispatchEvent(const PlatformEvent& native_event) {
 113   DispatchEventFromNativeUiEvent(
 114       native_event, base::Bind(&PlatformWindowDelegate::DispatchEvent,
 115                                base::Unretained(delegate_)));
 116   return POST_DISPATCH_STOP_PROPAGATION;
 117 }
 118
 119 void DriWindow::OnChannelEstablished() {
 120   sender_->Send(new OzoneGpuMsg_CreateWindowDelegate(widget_));
 121   sender_->Send(new OzoneGpuMsg_WindowBoundsChanged(widget_, bounds_));
 122
 123   DriCursor* dri_cursor = window_manager_->cursor();
 124   if (dri_cursor->GetCursorWindow() == widget_)
 125     dri_cursor->ShowCursor();
 126 }
 127
 128 void DriWindow::OnChannelDestroyed() {
 129 }
 130
 131 }  // namespace ui