mandoline/ui/aura/window_tree_host_mojo.cc

   1 // Copyright 2015 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 "mandoline/ui/aura/window_tree_host_mojo.h"
   6
   7 #include "components/mus/public/cpp/view_tree_connection.h"
   8 #include "mandoline/ui/aura/input_method_mandoline.h"
   9 #include "mandoline/ui/aura/surface_context_factory.h"
  10 #include "mojo/application/public/interfaces/shell.mojom.h"
  11 #include "mojo/converters/geometry/geometry_type_converters.h"
  12 #include "ui/aura/env.h"
  13 #include "ui/aura/window.h"
  14 #include "ui/aura/window_event_dispatcher.h"
  15 #include "ui/events/event.h"
  16 #include "ui/events/event_constants.h"
  17
  18 namespace mandoline {
  19
  20 ////////////////////////////////////////////////////////////////////////////////
  21 // WindowTreeHostMojo, public:
  22
  23 WindowTreeHostMojo::WindowTreeHostMojo(mojo::Shell* shell, mus::View* view)
  24     : view_(view), bounds_(view->bounds().To<gfx::Rect>()) {
  25   view_->AddObserver(this);
  26
  27   context_factory_.reset(new SurfaceContextFactory(shell, view_));
  28   // WindowTreeHost creates the compositor using the ContextFactory from
  29   // aura::Env. Install |context_factory_| there so that |context_factory_| is
  30   // picked up.
  31   ui::ContextFactory* default_context_factory =
  32       aura::Env::GetInstance()->context_factory();
  33   aura::Env::GetInstance()->set_context_factory(context_factory_.get());
  34   CreateCompositor();
  35   OnAcceleratedWidgetAvailable();
  36   aura::Env::GetInstance()->set_context_factory(default_context_factory);
  37   DCHECK_EQ(context_factory_.get(), compositor()->context_factory());
  38
  39   input_method_.reset(new InputMethodMandoline(this, view_));
  40   SetSharedInputMethod(input_method_.get());
  41 }
  42
  43 WindowTreeHostMojo::~WindowTreeHostMojo() {
  44   view_->RemoveObserver(this);
  45   DestroyCompositor();
  46   DestroyDispatcher();
  47 }
  48
  49 ////////////////////////////////////////////////////////////////////////////////
  50 // WindowTreeHostMojo, aura::WindowTreeHost implementation:
  51
  52 ui::EventSource* WindowTreeHostMojo::GetEventSource() {
  53   return this;
  54 }
  55
  56 gfx::AcceleratedWidget WindowTreeHostMojo::GetAcceleratedWidget() {
  57   return gfx::kNullAcceleratedWidget;
  58 }
  59
  60 void WindowTreeHostMojo::ShowImpl() {
  61   window()->Show();
  62 }
  63
  64 void WindowTreeHostMojo::HideImpl() {
  65 }
  66
  67 gfx::Rect WindowTreeHostMojo::GetBounds() const {
  68   return bounds_;
  69 }
  70
  71 void WindowTreeHostMojo::SetBounds(const gfx::Rect& bounds) {
  72   window()->SetBounds(gfx::Rect(bounds.size()));
  73 }
  74
  75 gfx::Point WindowTreeHostMojo::GetLocationOnNativeScreen() const {
  76   return gfx::Point(0, 0);
  77 }
  78
  79 void WindowTreeHostMojo::SetCapture() {
  80   NOTIMPLEMENTED();
  81 }
  82
  83 void WindowTreeHostMojo::ReleaseCapture() {
  84   NOTIMPLEMENTED();
  85 }
  86
  87 void WindowTreeHostMojo::SetCursorNative(gfx::NativeCursor cursor) {
  88   NOTIMPLEMENTED();
  89 }
  90
  91 void WindowTreeHostMojo::MoveCursorToNative(const gfx::Point& location) {
  92   NOTIMPLEMENTED();
  93 }
  94
  95 void WindowTreeHostMojo::OnCursorVisibilityChangedNative(bool show) {
  96   NOTIMPLEMENTED();
  97 }
  98
  99 ////////////////////////////////////////////////////////////////////////////////
 100 // WindowTreeHostMojo, ViewObserver implementation:
 101
 102 void WindowTreeHostMojo::OnViewBoundsChanged(mus::View* view,
 103                                              const mojo::Rect& old_bounds,
 104                                              const mojo::Rect& new_bounds) {
 105   gfx::Rect old_bounds2 = old_bounds.To<gfx::Rect>();
 106   gfx::Rect new_bounds2 = new_bounds.To<gfx::Rect>();
 107   bounds_ = new_bounds2;
 108   if (old_bounds2.origin() != new_bounds2.origin())
 109     OnHostMoved(bounds_.origin());
 110   if (old_bounds2.size() != new_bounds2.size())
 111     OnHostResized(bounds_.size());
 112 }
 113
 114 }  // namespace mandoline