| // Copyright (C) 2015 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package client |
| |
| import ( |
| "android.googlesource.com/platform/tools/gpu/service/path" |
| "android.googlesource.com/platform/tools/gpu/task" |
| "github.com/google/gxui" |
| ) |
| |
| func CreateStatePanel(appCtx *ApplicationContext) gxui.Control { |
| adapter := NewStateAdapter(appCtx) |
| tree := appCtx.theme.CreateTree() |
| tree.SetAdapter(adapter) |
| |
| var state *path.State |
| |
| t := task.New() |
| update := func() { |
| t.Run(updateStateAdapter{appCtx, state, adapter}) |
| } |
| |
| appCtx.events.OnSelect(func(p path.Path) { |
| if a := path.FindAtom(p); a != nil { |
| if s := a.StateAfter(); !path.Equal(s, state) { |
| state = s |
| update() |
| } |
| } |
| if s, a := path.FindAtomSlice(p); s != nil && a != nil { |
| if s := a.Index(s.End - 1).StateAfter(); !path.Equal(s, state) { |
| state = s |
| update() |
| } |
| } |
| if tree.Select(p.Path()) { |
| tree.Show(p.Path()) |
| } |
| }) |
| |
| return tree |
| } |
| |
| type updateStateAdapter struct { |
| context *ApplicationContext |
| state *path.State |
| adapter *StateAdapter |
| } |
| |
| func (t updateStateAdapter) Run(c task.CancelSignal) { |
| state, err := t.context.rpc.LoadState(t.state) |
| if err != nil { |
| return |
| } |
| c.Check() |
| t.context.Run(func() { |
| t.adapter.Update(state, t.state) |
| }) |
| } |