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/view_manager/public/cpp/view_manager.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, mojo::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(GetAcceleratedWidget());
  35   aura::Env::GetInstance()->set_context_factory(default_context_factory);
  36   DCHECK_EQ(context_factory_.get(), compositor()->context_factory());
  37
  38   input_method_.reset(new InputMethodMandoline(this));
  39   SetSharedInputMethod(input_method_.get());
  40 }
  41
  42 WindowTreeHostMojo::~WindowTreeHostMojo() {
  43   view_->RemoveObserver(this);
  44   DestroyCompositor();
  45   DestroyDispatcher();
  46 }
  47
  48 ////////////////////////////////////////////////////////////////////////////////
  49 // WindowTreeHostMojo, aura::WindowTreeHost implementation:
  50
  51 ui::EventSource* WindowTreeHostMojo::GetEventSource() {
  52   return this;
  53 }
  54
  55 gfx::AcceleratedWidget WindowTreeHostMojo::GetAcceleratedWidget() {
  56   return gfx::kNullAcceleratedWidget;
  57 }
  58
  59 void WindowTreeHostMojo::ShowImpl() {
  60   window()->Show();
  61 }
  62
  63 void WindowTreeHostMojo::HideImpl() {
  64 }
  65
  66 gfx::Rect WindowTreeHostMojo::GetBounds() const {
  67   return bounds_;
  68 }
  69
  70 void WindowTreeHostMojo::SetBounds(const gfx::Rect& bounds) {
  71   window()->SetBounds(gfx::Rect(bounds.size()));
  72 }
  73
  74 gfx::Point WindowTreeHostMojo::GetLocationOnNativeScreen() const {
  75   return gfx::Point(0, 0);
  76 }
  77
  78 void WindowTreeHostMojo::SetCapture() {
  79   NOTIMPLEMENTED();
  80 }
  81
  82 void WindowTreeHostMojo::ReleaseCapture() {
  83   NOTIMPLEMENTED();
  84 }
  85
  86 void WindowTreeHostMojo::SetCursorNative(gfx::NativeCursor cursor) {
  87   NOTIMPLEMENTED();
  88 }
  89
  90 void WindowTreeHostMojo::MoveCursorToNative(const gfx::Point& location) {
  91   NOTIMPLEMENTED();
  92 }
  93
  94 void WindowTreeHostMojo::OnCursorVisibilityChangedNative(bool show) {
  95   NOTIMPLEMENTED();
  96 }
  97
  98 ////////////////////////////////////////////////////////////////////////////////
  99 // WindowTreeHostMojo, ViewObserver implementation:
 100
 101 void WindowTreeHostMojo::OnViewBoundsChanged(
 102     mojo::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