ui/views/window/native_frame_view.cc

   1 // Copyright (c) 2011 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/window/native_frame_view.h"
   6
   7 #include "ui/views/widget/native_widget.h"
   8 #include "ui/views/widget/widget.h"
   9
  10 #if defined(OS_WIN)
  11 #include "ui/views/win/hwnd_util.h"
  12 #endif
  13
  14 namespace views {
  15
  16 ////////////////////////////////////////////////////////////////////////////////
  17 // NativeFrameView, public:
  18
  19 // static
  20 const char NativeFrameView::kViewClassName[] = "NativeFrameView";
  21
  22 NativeFrameView::NativeFrameView(Widget* frame)
  23     : NonClientFrameView(),
  24       frame_(frame) {
  25 }
  26
  27 NativeFrameView::~NativeFrameView() {
  28 }
  29
  30 ////////////////////////////////////////////////////////////////////////////////
  31 // NativeFrameView, NonClientFrameView overrides:
  32
  33 gfx::Rect NativeFrameView::GetBoundsForClientView() const {
  34   return gfx::Rect(0, 0, width(), height());
  35 }
  36
  37 gfx::Rect NativeFrameView::GetWindowBoundsForClientBounds(
  38     const gfx::Rect& client_bounds) const {
  39 #if defined(OS_WIN)
  40   return views::GetWindowBoundsForClientBounds(
  41       static_cast<View*>(const_cast<NativeFrameView*>(this)), client_bounds);
  42 #else
  43   // Enforce minimum size (1, 1) in case that |client_bounds| is passed with
  44   // empty size.
  45   gfx::Rect window_bounds = client_bounds;
  46   if (window_bounds.IsEmpty())
  47     window_bounds.set_size(gfx::Size(1,1));
  48   return window_bounds;
  49 #endif
  50 }
  51
  52 int NativeFrameView::NonClientHitTest(const gfx::Point& point) {
  53   return frame_->client_view()->NonClientHitTest(point);
  54 }
  55
  56 void NativeFrameView::GetWindowMask(const gfx::Size& size,
  57                                     gfx::Path* window_mask) {
  58   // Nothing to do, we use the default window mask.
  59 }
  60
  61 void NativeFrameView::ResetWindowControls() {
  62   // Nothing to do.
  63 }
  64
  65 void NativeFrameView::UpdateWindowIcon() {
  66   // Nothing to do.
  67 }
  68
  69 void NativeFrameView::UpdateWindowTitle() {
  70   // Nothing to do.
  71 }
  72
  73 void NativeFrameView::SizeConstraintsChanged() {
  74   // Nothing to do.
  75 }
  76
  77 gfx::Size NativeFrameView::GetPreferredSize() const {
  78   gfx::Size client_preferred_size = frame_->client_view()->GetPreferredSize();
  79 #if defined(OS_WIN)
  80   // Returns the client size. On Windows, this is the expected behavior for
  81   // native frames (see |NativeWidgetWin::WidgetSizeIsClientSize()|), while
  82   // other platforms currently always return client bounds from
  83   // |GetWindowBoundsForClientBounds()|.
  84   return client_preferred_size;
  85 #else
  86   return frame_->non_client_view()->GetWindowBoundsForClientBounds(
  87       gfx::Rect(client_preferred_size)).size();
  88 #endif
  89 }
  90
  91 gfx::Size NativeFrameView::GetMinimumSize() const {
  92   return frame_->client_view()->GetMinimumSize();
  93 }
  94
  95 gfx::Size NativeFrameView::GetMaximumSize() const {
  96   return frame_->client_view()->GetMaximumSize();
  97 }
  98
  99 const char* NativeFrameView::GetClassName() const {
 100   return kViewClassName;
 101 }
 102
 103 }  // namespace views