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 "ash/wm/panels/panel_frame_view.h"
6
7 #include "ash/frame/caption_buttons/frame_caption_button_container_view.h"
8 #include "ash/frame/default_header_painter.h"
9 #include "ash/frame/frame_border_hit_test_controller.h"
10 #include "ui/base/hit_test.h"
11 #include "ui/gfx/canvas.h"
12 #include "ui/views/controls/image_view.h"
13 #include "ui/views/widget/widget.h"
14 #include "ui/views/widget/widget_delegate.h"
15
16 namespace ash {
17
18 // static
19 const char PanelFrameView::kViewClassName[] = "PanelFrameView";
20
PanelFrameView(views::Widget * frame,FrameType frame_type)21 PanelFrameView::PanelFrameView(views::Widget* frame, FrameType frame_type)
22 : frame_(frame),
23 caption_button_container_(NULL),
24 window_icon_(NULL),
25 frame_border_hit_test_controller_(
26 new FrameBorderHitTestController(frame_)) {
27 DCHECK(!frame_->widget_delegate()->CanMaximize());
28 if (frame_type != FRAME_NONE)
29 InitHeaderPainter();
30 }
31
~PanelFrameView()32 PanelFrameView::~PanelFrameView() {
33 }
34
GetClassName() const35 const char* PanelFrameView::GetClassName() const {
36 return kViewClassName;
37 }
38
InitHeaderPainter()39 void PanelFrameView::InitHeaderPainter() {
40 header_painter_.reset(new DefaultHeaderPainter);
41
42 caption_button_container_ = new FrameCaptionButtonContainerView(frame_,
43 FrameCaptionButtonContainerView::MINIMIZE_ALLOWED);
44 AddChildView(caption_button_container_);
45
46 header_painter_->Init(frame_, this, caption_button_container_);
47
48 if (frame_->widget_delegate()->ShouldShowWindowIcon()) {
49 window_icon_ = new views::ImageView();
50 AddChildView(window_icon_);
51 header_painter_->UpdateLeftHeaderView(window_icon_);
52 }
53 }
54
NonClientTopBorderHeight() const55 int PanelFrameView::NonClientTopBorderHeight() const {
56 if (!header_painter_)
57 return 0;
58 return header_painter_->GetHeaderHeightForPainting();
59 }
60
GetMinimumSize() const61 gfx::Size PanelFrameView::GetMinimumSize() const {
62 if (!header_painter_)
63 return gfx::Size();
64 gfx::Size min_client_view_size(frame_->client_view()->GetMinimumSize());
65 return gfx::Size(
66 std::max(header_painter_->GetMinimumHeaderWidth(),
67 min_client_view_size.width()),
68 NonClientTopBorderHeight() + min_client_view_size.height());
69 }
70
Layout()71 void PanelFrameView::Layout() {
72 if (!header_painter_)
73 return;
74 header_painter_->LayoutHeader();
75 }
76
GetWindowMask(const gfx::Size &,gfx::Path *)77 void PanelFrameView::GetWindowMask(const gfx::Size&, gfx::Path*) {
78 // Nothing.
79 }
80
ResetWindowControls()81 void PanelFrameView::ResetWindowControls() {
82 NOTIMPLEMENTED();
83 }
84
UpdateWindowIcon()85 void PanelFrameView::UpdateWindowIcon() {
86 if (!window_icon_)
87 return;
88 views::WidgetDelegate* delegate = frame_->widget_delegate();
89 if (delegate)
90 window_icon_->SetImage(delegate->GetWindowIcon());
91 window_icon_->SchedulePaint();
92 }
93
UpdateWindowTitle()94 void PanelFrameView::UpdateWindowTitle() {
95 if (!header_painter_)
96 return;
97 header_painter_->SchedulePaintForTitle();
98 }
99
SizeConstraintsChanged()100 void PanelFrameView::SizeConstraintsChanged() {
101 }
102
NonClientHitTest(const gfx::Point & point)103 int PanelFrameView::NonClientHitTest(const gfx::Point& point) {
104 if (!header_painter_)
105 return HTNOWHERE;
106 return FrameBorderHitTestController::NonClientHitTest(this,
107 caption_button_container_, point);
108 }
109
OnPaint(gfx::Canvas * canvas)110 void PanelFrameView::OnPaint(gfx::Canvas* canvas) {
111 if (!header_painter_)
112 return;
113 bool paint_as_active = ShouldPaintAsActive();
114 caption_button_container_->SetPaintAsActive(paint_as_active);
115
116 HeaderPainter::Mode header_mode = paint_as_active ?
117 HeaderPainter::MODE_ACTIVE : HeaderPainter::MODE_INACTIVE;
118 header_painter_->PaintHeader(canvas, header_mode);
119 }
120
GetBoundsForClientView() const121 gfx::Rect PanelFrameView::GetBoundsForClientView() const {
122 gfx::Rect client_bounds = bounds();
123 client_bounds.Inset(0, NonClientTopBorderHeight(), 0, 0);
124 return client_bounds;
125 }
126
GetWindowBoundsForClientBounds(const gfx::Rect & client_bounds) const127 gfx::Rect PanelFrameView::GetWindowBoundsForClientBounds(
128 const gfx::Rect& client_bounds) const {
129 gfx::Rect window_bounds = client_bounds;
130 window_bounds.Inset(0, -NonClientTopBorderHeight(), 0, 0);
131 return window_bounds;
132 }
133
134 } // namespace ash
135