views: add layout delegates

ui/views/window/dialog_client_view.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/window/dialog_client_view.h"
 
 #include <algorithm>
 
 #include "build/build_config.h"
 #include "ui/base/material_design/material_design_controller.h"
 #include "ui/events/keycodes/keyboard_codes.h"
 #include "ui/views/background.h"
 #include "ui/views/controls/button/blue_button.h"
 #include "ui/views/controls/button/custom_button.h"
 #include "ui/views/controls/button/label_button.h"
 #include "ui/views/controls/button/md_text_button.h"
 #include "ui/views/layout/layout_constants.h"
+#include "ui/views/views_delegate.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/window/dialog_delegate.h"
 
 namespace views {
 
 namespace {
 
 // The group used by the buttons.  This name is chosen voluntarily big not to
 // conflict with other groups that could be in the dialog content.
 const int kButtonGroup = 6666;
@@ skipping 17 matching lines @@
   if (!button)
     return;
 
   const gfx::Size size = button->GetPreferredSize();
   row_bounds->set_width(row_bounds->width() - size.width());
   DCHECK_LE(button_height, row_bounds->height());
   button->SetBounds(
       row_bounds->right(),
       row_bounds->y() + (row_bounds->height() - button_height) / 2,
       size.width(), button_height);
-  row_bounds->set_width(row_bounds->width() - kRelatedButtonHSpacing);
+  int spacing = ViewsDelegate::GetInstance()
+                    ? ViewsDelegate::GetInstance()
+                          ->GetDialogRelatedButtonHorizontalSpacing()
+                    : kRelatedButtonHSpacing;
+  row_bounds->set_width(row_bounds->width() - spacing);
 }
 
 }  // namespace
 
 ///////////////////////////////////////////////////////////////////////////////
 // DialogClientView, public:
 
 DialogClientView::DialogClientView(Widget* owner, View* contents_view)
     : ClientView(owner, contents_view),
       button_row_insets_(0,
                          kButtonHEdgeMarginNew,
                          kButtonVEdgeMarginNew,
                          kButtonHEdgeMarginNew),
       ok_button_(nullptr),
       cancel_button_(nullptr),
       extra_view_(nullptr),
       delegate_allowed_close_(false) {
   // Doing this now ensures this accelerator will have lower priority than
   // one set by the contents view.
   AddAccelerator(ui::Accelerator(ui::VKEY_ESCAPE, ui::EF_NONE));
+
+  if (ViewsDelegate::GetInstance())
+    button_row_insets_ = ViewsDelegate::GetInstance()->GetDialogButtonInsets();
 }
 
 DialogClientView::~DialogClientView() {
 }
 
 void DialogClientView::AcceptWindow() {
   // Only notify the delegate once. See |delegate_allowed_close_|'s comment.
   if (!delegate_allowed_close_ && GetDialogDelegate()->Accept()) {
     delegate_allowed_close_ = true;
     GetWidget()->Close();
@@ skipping 280 matching lines @@
       std::remove(child_views.begin(), child_views.end(), nullptr),
       child_views.end());
 
   // Setup focus by reordering views. It is not safe to use SetNextFocusableView
   // since child views may be added externally to this view.
   for (size_t i = 0; i < child_views.size(); i++)
     ReorderChildView(child_views[i], i);
 }
 
 }  // namespace views