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| 1 // Copyright 2015 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/mus/frame/non_client_frame_view_mash.h" | |
| 6 | |
| 7 #include <algorithm> | |
| 8 #include <memory> | |
| 9 #include <vector> | |
| 10 | |
| 11 #include "ash/mus/frame/caption_buttons/frame_caption_button_container_view.h" | |
| 12 #include "ash/mus/frame/default_header_painter.h" | |
| 13 #include "ash/mus/frame/frame_border_hit_test_controller.h" | |
| 14 #include "ash/mus/frame/header_painter.h" | |
| 15 #include "base/macros.h" | |
| 16 #include "grit/ash_mus_resources.h" | |
| 17 #include "services/ui/public/cpp/window.h" | |
| 18 #include "services/ui/public/cpp/window_tree_client.h" | |
| 19 #include "ui/base/resource/resource_bundle.h" | |
| 20 #include "ui/compositor/paint_recorder.h" | |
| 21 #include "ui/gfx/canvas.h" | |
| 22 #include "ui/gfx/geometry/rect.h" | |
| 23 #include "ui/gfx/geometry/rect_conversions.h" | |
| 24 #include "ui/gfx/geometry/size.h" | |
| 25 #include "ui/gfx/image/image.h" | |
| 26 #include "ui/views/view.h" | |
| 27 #include "ui/views/widget/widget.h" | |
| 28 #include "ui/views/widget/widget_delegate.h" | |
| 29 | |
| 30 namespace ash { | |
| 31 namespace mus { | |
| 32 | |
| 33 /////////////////////////////////////////////////////////////////////////////// | |
| 34 // NonClientFrameViewMash::HeaderView | |
| 35 | |
| 36 // View which paints the header. | |
| 37 class NonClientFrameViewMash::HeaderView : public views::View { | |
| 38 public: | |
| 39 // |frame| is the widget that the caption buttons act on. | |
| 40 HeaderView(views::Widget* frame, ui::Window* window); | |
| 41 ~HeaderView() override; | |
| 42 | |
| 43 // Schedules a repaint for the entire title. | |
| 44 void SchedulePaintForTitle(); | |
| 45 | |
| 46 // Tells the window controls to reset themselves to the normal state. | |
| 47 void ResetWindowControls(); | |
| 48 | |
| 49 // Returns the view's preferred height. | |
| 50 int GetPreferredHeight() const; | |
| 51 | |
| 52 // Returns the view's minimum width. | |
| 53 int GetMinimumWidth() const; | |
| 54 | |
| 55 void SizeConstraintsChanged(); | |
| 56 | |
| 57 void SetFrameColors(SkColor active_frame_color, SkColor inactive_frame_color); | |
| 58 | |
| 59 // views::View: | |
| 60 void Layout() override; | |
| 61 void OnPaint(gfx::Canvas* canvas) override; | |
| 62 void ChildPreferredSizeChanged(views::View* child) override; | |
| 63 | |
| 64 FrameCaptionButtonContainerView* caption_button_container() { | |
| 65 return caption_button_container_; | |
| 66 } | |
| 67 | |
| 68 private: | |
| 69 // The widget that the caption buttons act on. | |
| 70 views::Widget* frame_; | |
| 71 | |
| 72 // Helper for painting the header. | |
| 73 std::unique_ptr<DefaultHeaderPainter> header_painter_; | |
| 74 | |
| 75 // View which contains the window caption buttons. | |
| 76 FrameCaptionButtonContainerView* caption_button_container_; | |
| 77 | |
| 78 ui::Window* window_; | |
| 79 | |
| 80 DISALLOW_COPY_AND_ASSIGN(HeaderView); | |
| 81 }; | |
| 82 | |
| 83 NonClientFrameViewMash::HeaderView::HeaderView(views::Widget* frame, | |
| 84 ui::Window* window) | |
| 85 : frame_(frame), | |
| 86 header_painter_(new DefaultHeaderPainter), | |
| 87 caption_button_container_(nullptr), | |
| 88 window_(window) { | |
| 89 caption_button_container_ = new FrameCaptionButtonContainerView(frame_); | |
| 90 caption_button_container_->UpdateSizeButtonVisibility(); | |
| 91 AddChildView(caption_button_container_); | |
| 92 | |
| 93 header_painter_->Init(frame_, this, caption_button_container_); | |
| 94 } | |
| 95 | |
| 96 NonClientFrameViewMash::HeaderView::~HeaderView() {} | |
| 97 | |
| 98 void NonClientFrameViewMash::HeaderView::SchedulePaintForTitle() { | |
| 99 header_painter_->SchedulePaintForTitle(); | |
| 100 } | |
| 101 | |
| 102 void NonClientFrameViewMash::HeaderView::ResetWindowControls() { | |
| 103 caption_button_container_->ResetWindowControls(); | |
| 104 } | |
| 105 | |
| 106 int NonClientFrameViewMash::HeaderView::GetPreferredHeight() const { | |
| 107 return header_painter_->GetHeaderHeightForPainting(); | |
| 108 } | |
| 109 | |
| 110 int NonClientFrameViewMash::HeaderView::GetMinimumWidth() const { | |
| 111 return header_painter_->GetMinimumHeaderWidth(); | |
| 112 } | |
| 113 | |
| 114 void NonClientFrameViewMash::HeaderView::SizeConstraintsChanged() { | |
| 115 caption_button_container_->ResetWindowControls(); | |
| 116 caption_button_container_->UpdateSizeButtonVisibility(); | |
| 117 Layout(); | |
| 118 } | |
| 119 | |
| 120 void NonClientFrameViewMash::HeaderView::SetFrameColors( | |
| 121 SkColor active_frame_color, | |
| 122 SkColor inactive_frame_color) { | |
| 123 header_painter_->SetFrameColors(active_frame_color, inactive_frame_color); | |
| 124 } | |
| 125 | |
| 126 /////////////////////////////////////////////////////////////////////////////// | |
| 127 // NonClientFrameViewMash::HeaderView, views::View overrides: | |
| 128 | |
| 129 void NonClientFrameViewMash::HeaderView::Layout() { | |
| 130 header_painter_->LayoutHeader(); | |
| 131 } | |
| 132 | |
| 133 void NonClientFrameViewMash::HeaderView::OnPaint(gfx::Canvas* canvas) { | |
| 134 const ui::Window* focused_window = window_->window_tree()->GetFocusedWindow(); | |
| 135 const bool paint_as_active = | |
| 136 focused_window && window_->Contains(focused_window); | |
| 137 caption_button_container_->SetPaintAsActive(paint_as_active); | |
| 138 | |
| 139 HeaderPainter::Mode header_mode = paint_as_active | |
| 140 ? HeaderPainter::MODE_ACTIVE | |
| 141 : HeaderPainter::MODE_INACTIVE; | |
| 142 header_painter_->PaintHeader(canvas, header_mode); | |
| 143 } | |
| 144 | |
| 145 void NonClientFrameViewMash::HeaderView::ChildPreferredSizeChanged( | |
| 146 views::View* child) { | |
| 147 // FrameCaptionButtonContainerView animates the visibility changes in | |
| 148 // UpdateSizeButtonVisibility(false). Due to this a new size is not available | |
| 149 // until the completion of the animation. Layout in response to the preferred | |
| 150 // size changes. | |
| 151 if (child != caption_button_container_) | |
| 152 return; | |
| 153 parent()->Layout(); | |
| 154 } | |
| 155 | |
| 156 //////////////////////////////////////////////////////////////////////////////// | |
| 157 // NonClientFrameViewMash, public: | |
| 158 | |
| 159 // static | |
| 160 const char NonClientFrameViewMash::kViewClassName[] = "NonClientFrameViewMash"; | |
| 161 | |
| 162 NonClientFrameViewMash::NonClientFrameViewMash(views::Widget* frame, | |
| 163 ui::Window* window) | |
| 164 : frame_(frame), | |
| 165 window_(window), | |
| 166 header_view_(new HeaderView(frame, window)) { | |
| 167 // |header_view_| is set as the non client view's overlay view so that it can | |
| 168 // overlay the web contents in immersive fullscreen. | |
| 169 AddChildView(header_view_); | |
| 170 window_->AddObserver(this); | |
| 171 window_->window_tree()->AddObserver(this); | |
| 172 } | |
| 173 | |
| 174 NonClientFrameViewMash::~NonClientFrameViewMash() { | |
| 175 RemoveObservers(); | |
| 176 } | |
| 177 | |
| 178 // static | |
| 179 gfx::Insets NonClientFrameViewMash::GetPreferredClientAreaInsets() { | |
| 180 ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); | |
| 181 const int header_height = | |
| 182 rb.GetImageSkiaNamed(IDR_ASH_MUS_WINDOW_CONTROL_BACKGROUND_P) | |
| 183 ->size() | |
| 184 .height(); | |
| 185 return gfx::Insets(header_height, 0, 0, 0); | |
| 186 } | |
| 187 | |
| 188 // static | |
| 189 int NonClientFrameViewMash::GetMaxTitleBarButtonWidth() { | |
| 190 ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); | |
| 191 return rb.GetImageSkiaNamed(IDR_ASH_MUS_WINDOW_CONTROL_BACKGROUND_P) | |
| 192 ->size() | |
| 193 .width() * | |
| 194 3; | |
| 195 } | |
| 196 | |
| 197 void NonClientFrameViewMash::SetFrameColors(SkColor active_frame_color, | |
| 198 SkColor inactive_frame_color) { | |
| 199 header_view_->SetFrameColors(active_frame_color, inactive_frame_color); | |
| 200 } | |
| 201 | |
| 202 //////////////////////////////////////////////////////////////////////////////// | |
| 203 // NonClientFrameViewMash, views::NonClientFrameView overrides: | |
| 204 | |
| 205 gfx::Rect NonClientFrameViewMash::GetBoundsForClientView() const { | |
| 206 gfx::Rect result(GetLocalBounds()); | |
| 207 result.Inset(window_->client_area()); | |
| 208 return result; | |
| 209 } | |
| 210 | |
| 211 gfx::Rect NonClientFrameViewMash::GetWindowBoundsForClientBounds( | |
| 212 const gfx::Rect& client_bounds) const { | |
| 213 gfx::Rect window_bounds = client_bounds; | |
| 214 window_bounds.Inset( | |
| 215 window_->client_area().left(), window_->client_area().top(), | |
| 216 window_->client_area().right(), window_->client_area().bottom()); | |
| 217 return window_bounds; | |
| 218 } | |
| 219 | |
| 220 int NonClientFrameViewMash::NonClientHitTest(const gfx::Point& point) { | |
| 221 return FrameBorderHitTestController::NonClientHitTest( | |
| 222 this, header_view_->caption_button_container(), point); | |
| 223 } | |
| 224 | |
| 225 void NonClientFrameViewMash::GetWindowMask(const gfx::Size& size, | |
| 226 gfx::Path* window_mask) {} | |
| 227 | |
| 228 void NonClientFrameViewMash::ResetWindowControls() { | |
| 229 header_view_->ResetWindowControls(); | |
| 230 } | |
| 231 | |
| 232 void NonClientFrameViewMash::UpdateWindowIcon() {} | |
| 233 | |
| 234 void NonClientFrameViewMash::UpdateWindowTitle() { | |
| 235 header_view_->SchedulePaintForTitle(); | |
| 236 } | |
| 237 | |
| 238 void NonClientFrameViewMash::SizeConstraintsChanged() { | |
| 239 header_view_->SizeConstraintsChanged(); | |
| 240 } | |
| 241 | |
| 242 //////////////////////////////////////////////////////////////////////////////// | |
| 243 // NonClientFrameViewMash, views::View overrides: | |
| 244 | |
| 245 void NonClientFrameViewMash::Layout() { | |
| 246 header_view_->SetBounds(0, 0, width(), header_view_->GetPreferredHeight()); | |
| 247 header_view_->Layout(); | |
| 248 } | |
| 249 | |
| 250 gfx::Size NonClientFrameViewMash::GetPreferredSize() const { | |
| 251 gfx::Size pref = frame_->client_view()->GetPreferredSize(); | |
| 252 return frame_->non_client_view() | |
| 253 ->GetWindowBoundsForClientBounds(gfx::Rect(pref)) | |
| 254 .size(); | |
| 255 } | |
| 256 | |
| 257 const char* NonClientFrameViewMash::GetClassName() const { | |
| 258 return kViewClassName; | |
| 259 } | |
| 260 | |
| 261 gfx::Size NonClientFrameViewMash::GetMinimumSize() const { | |
| 262 // If the client area is empty we assume the client is rendering everything | |
| 263 // and the window can be resized to anything. | |
| 264 // TODO(sky): we need a minimum-size property. | |
| 265 if (window_->client_area().IsEmpty()) | |
| 266 return gfx::Size(); | |
| 267 | |
| 268 gfx::Size min_client_view_size(frame_->client_view()->GetMinimumSize()); | |
| 269 return gfx::Size( | |
| 270 std::max(header_view_->GetMinimumWidth(), min_client_view_size.width()), | |
| 271 NonClientTopBorderHeight() + min_client_view_size.height()); | |
| 272 } | |
| 273 | |
| 274 gfx::Size NonClientFrameViewMash::GetMaximumSize() const { | |
| 275 gfx::Size max_client_size(frame_->client_view()->GetMaximumSize()); | |
| 276 int width = 0; | |
| 277 int height = 0; | |
| 278 | |
| 279 if (max_client_size.width() > 0) | |
| 280 width = std::max(header_view_->GetMinimumWidth(), max_client_size.width()); | |
| 281 if (max_client_size.height() > 0) | |
| 282 height = NonClientTopBorderHeight() + max_client_size.height(); | |
| 283 | |
| 284 return gfx::Size(width, height); | |
| 285 } | |
| 286 | |
| 287 void NonClientFrameViewMash::OnPaint(gfx::Canvas* canvas) { | |
| 288 canvas->Save(); | |
| 289 NonClientFrameView::OnPaint(canvas); | |
| 290 canvas->Restore(); | |
| 291 | |
| 292 // The client app draws the client area. Make ours totally transparent so | |
| 293 // we only see the client apps client area. | |
| 294 canvas->FillRect(GetBoundsForClientView(), SK_ColorBLACK, | |
| 295 SkXfermode::kSrc_Mode); | |
| 296 } | |
| 297 | |
| 298 void NonClientFrameViewMash::PaintChildren(const ui::PaintContext& context) { | |
| 299 NonClientFrameView::PaintChildren(context); | |
| 300 | |
| 301 // The client app draws the client area. Make ours totally transparent so | |
| 302 // we only see the client apps client area. | |
| 303 ui::PaintRecorder recorder(context, size(), &paint_cache_); | |
| 304 recorder.canvas()->FillRect(GetBoundsForClientView(), SK_ColorBLACK, | |
| 305 SkXfermode::kSrc_Mode); | |
| 306 } | |
| 307 | |
| 308 void NonClientFrameViewMash::OnWindowClientAreaChanged( | |
| 309 ui::Window* window, | |
| 310 const gfx::Insets& old_client_area, | |
| 311 const std::vector<gfx::Rect>& old_additional_client_area) { | |
| 312 // Only the insets effect the rendering. | |
| 313 if (old_client_area == window->client_area()) | |
| 314 return; | |
| 315 | |
| 316 Layout(); | |
| 317 // NonClientView (our parent) positions the client view based on bounds from | |
| 318 // us. We need to layout from parent to trigger a layout of the client view. | |
| 319 if (parent()) | |
| 320 parent()->Layout(); | |
| 321 SchedulePaint(); | |
| 322 } | |
| 323 | |
| 324 void NonClientFrameViewMash::OnWindowDestroyed(ui::Window* window) { | |
| 325 RemoveObservers(); | |
| 326 } | |
| 327 | |
| 328 void NonClientFrameViewMash::OnWindowSharedPropertyChanged( | |
| 329 ui::Window* window, | |
| 330 const std::string& name, | |
| 331 const std::vector<uint8_t>* old_data, | |
| 332 const std::vector<uint8_t>* new_data) { | |
| 333 if (name == ui::mojom::WindowManager::kResizeBehavior_Property) | |
| 334 header_view_->SizeConstraintsChanged(); | |
| 335 else if (name == ui::mojom::WindowManager::kWindowTitle_Property) | |
| 336 header_view_->SchedulePaintForTitle(); | |
| 337 } | |
| 338 | |
| 339 views::View* NonClientFrameViewMash::GetHeaderView() { | |
| 340 return header_view_; | |
| 341 } | |
| 342 | |
| 343 //////////////////////////////////////////////////////////////////////////////// | |
| 344 // NonClientFrameViewMash, private: | |
| 345 | |
| 346 int NonClientFrameViewMash::NonClientTopBorderHeight() const { | |
| 347 return header_view_->GetPreferredHeight(); | |
| 348 } | |
| 349 | |
| 350 void NonClientFrameViewMash::RemoveObservers() { | |
| 351 if (!window_) | |
| 352 return; | |
| 353 | |
| 354 window_->RemoveObserver(this); | |
| 355 window_->window_tree()->RemoveObserver(this); | |
| 356 window_ = nullptr; | |
| 357 } | |
| 358 | |
| 359 void NonClientFrameViewMash::OnWindowTreeFocusChanged(ui::Window* gained_focus, | |
| 360 ui::Window* lost_focus) { | |
| 361 const bool had_focus = lost_focus && window_->Contains(lost_focus); | |
| 362 const bool has_focus = gained_focus && window_->Contains(gained_focus); | |
| 363 if (had_focus != has_focus) | |
| 364 SchedulePaint(); | |
| 365 } | |
| 366 | |
| 367 } // namespace mus | |
| 368 } // namespace ash | |
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Chromium Code Reviews
Issue 2227643003:
Converts mash to use the common non-client frame (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@native_widget_mus_fix