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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "components/mus/ws/default_access_policy.h" | 5 #include "components/mus/ws/default_access_policy.h" |
| 6 | 6 |
| 7 #include "components/mus/ws/access_policy_delegate.h" | 7 #include "components/mus/ws/access_policy_delegate.h" |
| 8 #include "components/mus/ws/server_view.h" | 8 #include "components/mus/ws/server_view.h" |
| 9 | 9 |
| 10 namespace mus { | 10 namespace mus { |
| 11 | 11 |
| 12 DefaultAccessPolicy::DefaultAccessPolicy(ConnectionSpecificId connection_id, | 12 DefaultAccessPolicy::DefaultAccessPolicy(ConnectionSpecificId connection_id, |
| 13 AccessPolicyDelegate* delegate) | 13 AccessPolicyDelegate* delegate) |
| 14 : connection_id_(connection_id), delegate_(delegate) {} | 14 : connection_id_(connection_id), delegate_(delegate) {} |
| 15 | 15 |
| 16 DefaultAccessPolicy::~DefaultAccessPolicy() {} | 16 DefaultAccessPolicy::~DefaultAccessPolicy() {} |
| 17 | 17 |
| 18 bool DefaultAccessPolicy::CanRemoveViewFromParent( | 18 bool DefaultAccessPolicy::CanRemoveWindowFromParent( |
| 19 const ServerView* view) const { | 19 const ServerView* view) const { |
| 20 if (!WasCreatedByThisConnection(view)) | 20 if (!WasCreatedByThisConnection(view)) |
| 21 return false; // Can only unparent views we created. | 21 return false; // Can only unparent views we created. |
| 22 | 22 |
| 23 return delegate_->IsRootForAccessPolicy(view->parent()->id()) || | 23 return delegate_->IsRootForAccessPolicy(view->parent()->id()) || |
| 24 WasCreatedByThisConnection(view->parent()); | 24 WasCreatedByThisConnection(view->parent()); |
| 25 } | 25 } |
| 26 | 26 |
| 27 bool DefaultAccessPolicy::CanAddView(const ServerView* parent, | 27 bool DefaultAccessPolicy::CanAddWindow(const ServerView* parent, |
| 28 const ServerView* child) const { | 28 const ServerView* child) const { |
| 29 return WasCreatedByThisConnection(child) && | 29 return WasCreatedByThisConnection(child) && |
| 30 (delegate_->IsRootForAccessPolicy(parent->id()) || | 30 (delegate_->IsRootForAccessPolicy(parent->id()) || |
| 31 (WasCreatedByThisConnection(parent) && | 31 (WasCreatedByThisConnection(parent) && |
| 32 !delegate_->IsViewRootOfAnotherConnectionForAccessPolicy(parent))); | 32 !delegate_->IsViewRootOfAnotherConnectionForAccessPolicy(parent))); |
| 33 } | 33 } |
| 34 | 34 |
| 35 bool DefaultAccessPolicy::CanReorderView(const ServerView* view, | 35 bool DefaultAccessPolicy::CanReorderWindow( |
| 36 const ServerView* relative_view, | 36 const ServerView* view, |
| 37 mojo::OrderDirection direction) const { | 37 const ServerView* relative_view, |
| 38 mojom::OrderDirection direction) const { |
| 38 return WasCreatedByThisConnection(view) && | 39 return WasCreatedByThisConnection(view) && |
| 39 WasCreatedByThisConnection(relative_view); | 40 WasCreatedByThisConnection(relative_view); |
| 40 } | 41 } |
| 41 | 42 |
| 42 bool DefaultAccessPolicy::CanDeleteView(const ServerView* view) const { | 43 bool DefaultAccessPolicy::CanDeleteWindow(const ServerView* view) const { |
| 43 return WasCreatedByThisConnection(view); | 44 return WasCreatedByThisConnection(view); |
| 44 } | 45 } |
| 45 | 46 |
| 46 bool DefaultAccessPolicy::CanGetViewTree(const ServerView* view) const { | 47 bool DefaultAccessPolicy::CanGetWindowTree(const ServerView* view) const { |
| 47 return WasCreatedByThisConnection(view) || | 48 return WasCreatedByThisConnection(view) || |
| 48 delegate_->IsRootForAccessPolicy(view->id()) || | 49 delegate_->IsRootForAccessPolicy(view->id()) || |
| 49 IsDescendantOfEmbedRoot(view); | 50 IsDescendantOfEmbedRoot(view); |
| 50 } | 51 } |
| 51 | 52 |
| 52 bool DefaultAccessPolicy::CanDescendIntoViewForViewTree( | 53 bool DefaultAccessPolicy::CanDescendIntoViewForViewTree( |
| 53 const ServerView* view) const { | 54 const ServerView* view) const { |
| 54 return (WasCreatedByThisConnection(view) && | 55 return (WasCreatedByThisConnection(view) && |
| 55 !delegate_->IsViewRootOfAnotherConnectionForAccessPolicy(view)) || | 56 !delegate_->IsViewRootOfAnotherConnectionForAccessPolicy(view)) || |
| 56 delegate_->IsRootForAccessPolicy(view->id()) || | 57 delegate_->IsRootForAccessPolicy(view->id()) || |
| 57 delegate_->IsDescendantOfEmbedRoot(view); | 58 delegate_->IsDescendantOfEmbedRoot(view); |
| 58 } | 59 } |
| 59 | 60 |
| 60 bool DefaultAccessPolicy::CanEmbed(const ServerView* view, | 61 bool DefaultAccessPolicy::CanEmbed(const ServerView* view, |
| 61 uint32_t policy_bitmask) const { | 62 uint32_t policy_bitmask) const { |
| 62 if (policy_bitmask != mojo::ViewTree::ACCESS_POLICY_DEFAULT) | 63 if (policy_bitmask != mojom::WindowTree::ACCESS_POLICY_DEFAULT) |
| 63 return false; | 64 return false; |
| 64 return WasCreatedByThisConnection(view) || | 65 return WasCreatedByThisConnection(view) || |
| 65 (delegate_->IsViewKnownForAccessPolicy(view) && | 66 (delegate_->IsViewKnownForAccessPolicy(view) && |
| 66 IsDescendantOfEmbedRoot(view) && | 67 IsDescendantOfEmbedRoot(view) && |
| 67 !delegate_->IsRootForAccessPolicy(view->id())); | 68 !delegate_->IsRootForAccessPolicy(view->id())); |
| 68 } | 69 } |
| 69 | 70 |
| 70 bool DefaultAccessPolicy::CanChangeViewVisibility( | 71 bool DefaultAccessPolicy::CanChangeViewVisibility( |
| 71 const ServerView* view) const { | 72 const ServerView* view) const { |
| 72 return WasCreatedByThisConnection(view) || | 73 return WasCreatedByThisConnection(view) || |
| 73 delegate_->IsRootForAccessPolicy(view->id()); | 74 delegate_->IsRootForAccessPolicy(view->id()); |
| 74 } | 75 } |
| 75 | 76 |
| 76 bool DefaultAccessPolicy::CanSetWindowSurfaceId(const ServerView* view) const { | 77 bool DefaultAccessPolicy::CanSetWindowSurfaceId(const ServerView* view) const { |
| 77 // Once a view embeds another app, the embedder app is no longer able to | 78 // Once a view embeds another app, the embedder app is no longer able to |
| 78 // call SetWindowSurfaceId() - this ability is transferred to the embedded | 79 // call SetWindowSurfaceId() - this ability is transferred to the embedded |
| 79 // app. | 80 // app. |
| 80 if (delegate_->IsViewRootOfAnotherConnectionForAccessPolicy(view)) | 81 if (delegate_->IsViewRootOfAnotherConnectionForAccessPolicy(view)) |
| 81 return false; | 82 return false; |
| 82 return WasCreatedByThisConnection(view) || | 83 return WasCreatedByThisConnection(view) || |
| 83 delegate_->IsRootForAccessPolicy(view->id()); | 84 delegate_->IsRootForAccessPolicy(view->id()); |
| 84 } | 85 } |
| 85 | 86 |
| 86 bool DefaultAccessPolicy::CanSetViewBounds(const ServerView* view) const { | 87 bool DefaultAccessPolicy::CanSetWindowBounds(const ServerView* view) const { |
| 87 return WasCreatedByThisConnection(view); | 88 return WasCreatedByThisConnection(view); |
| 88 } | 89 } |
| 89 | 90 |
| 90 bool DefaultAccessPolicy::CanSetViewProperties(const ServerView* view) const { | 91 bool DefaultAccessPolicy::CanSetWindowProperties(const ServerView* view) const { |
| 91 return WasCreatedByThisConnection(view); | 92 return WasCreatedByThisConnection(view); |
| 92 } | 93 } |
| 93 | 94 |
| 94 bool DefaultAccessPolicy::CanSetViewTextInputState( | 95 bool DefaultAccessPolicy::CanSetWindowTextInputState( |
| 95 const ServerView* view) const { | 96 const ServerView* view) const { |
| 96 return WasCreatedByThisConnection(view) || | 97 return WasCreatedByThisConnection(view) || |
| 97 delegate_->IsRootForAccessPolicy(view->id()); | 98 delegate_->IsRootForAccessPolicy(view->id()); |
| 98 } | 99 } |
| 99 | 100 |
| 100 bool DefaultAccessPolicy::CanSetFocus(const ServerView* view) const { | 101 bool DefaultAccessPolicy::CanSetFocus(const ServerView* view) const { |
| 101 return WasCreatedByThisConnection(view) || | 102 return WasCreatedByThisConnection(view) || |
| 102 delegate_->IsRootForAccessPolicy(view->id()); | 103 delegate_->IsRootForAccessPolicy(view->id()); |
| 103 } | 104 } |
| 104 | 105 |
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| 143 const ServerView* view) const { | 144 const ServerView* view) const { |
| 144 return view->id().connection_id == connection_id_; | 145 return view->id().connection_id == connection_id_; |
| 145 } | 146 } |
| 146 | 147 |
| 147 bool DefaultAccessPolicy::IsDescendantOfEmbedRoot( | 148 bool DefaultAccessPolicy::IsDescendantOfEmbedRoot( |
| 148 const ServerView* view) const { | 149 const ServerView* view) const { |
| 149 return delegate_->IsDescendantOfEmbedRoot(view); | 150 return delegate_->IsDescendantOfEmbedRoot(view); |
| 150 } | 151 } |
| 151 | 152 |
| 152 } // namespace mus | 153 } // namespace mus |
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