1 // Copyright (c) 2012 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/views/debug_utils.h" 6 7 #include <ostream> 8 9 #include "base/logging.h" 10 #include "base/strings/utf_string_conversions.h" 11 #include "ui/views/view.h" 12 13 namespace views { 14 namespace { 15 void PrintViewHierarchyImp(const View* view, 16 int indent, 17 std::wostringstream* out) { 18 int ind = indent; 19 while (ind-- > 0) 20 *out << L' '; 21 *out << base::UTF8ToWide(view->GetClassName()); 22 *out << L' '; 23 *out << view->id(); 24 *out << L' '; 25 *out << view->x() << L"," << view->y() << L","; 26 *out << view->bounds().right() << L"," << view->bounds().bottom(); 27 *out << L' '; 28 *out << view; 29 *out << L'\n'; 30 31 for (int i = 0, count = view->child_count(); i < count; ++i) 32 PrintViewHierarchyImp(view->child_at(i), indent + 2, out); 33 } 34 35 void PrintFocusHierarchyImp(const View* view, 36 int indent, 37 std::wostringstream* out) { 38 int ind = indent; 39 while (ind-- > 0) 40 *out << L' '; 41 *out << base::UTF8ToWide(view->GetClassName()); 42 *out << L' '; 43 *out << view->id(); 44 *out << L' '; 45 *out << view->GetClassName(); 46 *out << L' '; 47 *out << view; 48 *out << L'\n'; 49 50 if (view->child_count() > 0) 51 PrintFocusHierarchyImp(view->child_at(0), indent + 2, out); 52 53 const View* next_focusable = view->GetNextFocusableView(); 54 if (next_focusable) 55 PrintFocusHierarchyImp(next_focusable, indent, out); 56 } 57 } // namespace 58 59 void PrintViewHierarchy(const View* view) { 60 std::wostringstream out; 61 out << L"View hierarchy:\n"; 62 PrintViewHierarchyImp(view, 0, &out); 63 // Error so users in the field can generate and upload logs. 64 LOG(ERROR) << out.str(); 65 } 66 67 void PrintFocusHierarchy(const View* view) { 68 std::wostringstream out; 69 out << L"Focus hierarchy:\n"; 70 PrintFocusHierarchyImp(view, 0, &out); 71 // Error so users in the field can generate and upload logs. 72 LOG(ERROR) << out.str(); 73 } 74 75 } // namespace views 76
