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/test/toplevel_window.h"
6 
7 #include "ash/shell.h"
8 #include "ash/wm/window_positioner.h"
9 #include "ash/wm/window_state.h"
10 #include "base/strings/utf_string_conversions.h"
11 #include "ui/aura/window.h"
12 #include "ui/aura/window_event_dispatcher.h"
13 #include "ui/gfx/canvas.h"
14 #include "ui/views/widget/widget.h"
15 
16 namespace ash {
17 namespace shell {
18 namespace {
19 
20 struct SavedState {
21   gfx::Rect bounds;
22   ui::WindowShowState show_state;
23 };
24 
25 // The last window state in ash_shell. We don't bother deleting
26 // this on shutdown.
27 SavedState* saved_state = nullptr;
28 
29 }  // namespace
30 
CreateParams()31 ToplevelWindow::CreateParams::CreateParams()
32     : can_resize(false), can_maximize(false), use_saved_placement(true) {}
33 
34 // static
CreateToplevelWindow(const CreateParams & params)35 views::Widget* ToplevelWindow::CreateToplevelWindow(
36     const CreateParams& params) {
37   views::Widget* widget = views::Widget::CreateWindowWithContext(
38       new ToplevelWindow(params), Shell::GetPrimaryRootWindow());
39   widget->GetNativeView()->SetName("Examples:ToplevelWindow");
40   WindowState* window_state = WindowState::Get(widget->GetNativeView());
41   window_state->SetWindowPositionManaged(true);
42   widget->Show();
43   return widget;
44 }
45 
46 // static
ClearSavedStateForTest()47 void ToplevelWindow::ClearSavedStateForTest() {
48   delete saved_state;
49   saved_state = nullptr;
50 }
51 
ToplevelWindow(const CreateParams & params)52 ToplevelWindow::ToplevelWindow(const CreateParams& params)
53     : use_saved_placement_(params.use_saved_placement) {
54   SetCanMaximize(params.can_maximize);
55   SetCanMinimize(params.can_maximize);
56   SetCanResize(params.can_resize);
57   SetTitle(base::ASCIIToUTF16("Examples: Toplevel Window"));
58 }
59 
60 ToplevelWindow::~ToplevelWindow() = default;
61 
OnPaint(gfx::Canvas * canvas)62 void ToplevelWindow::OnPaint(gfx::Canvas* canvas) {
63   canvas->FillRect(GetLocalBounds(), SK_ColorDKGRAY);
64 }
65 
SaveWindowPlacement(const gfx::Rect & bounds,ui::WindowShowState show_state)66 void ToplevelWindow::SaveWindowPlacement(const gfx::Rect& bounds,
67                                          ui::WindowShowState show_state) {
68   if (!saved_state)
69     saved_state = new SavedState;
70   saved_state->bounds = bounds;
71   saved_state->show_state = show_state;
72 }
73 
GetSavedWindowPlacement(const views::Widget * widget,gfx::Rect * bounds,ui::WindowShowState * show_state) const74 bool ToplevelWindow::GetSavedWindowPlacement(
75     const views::Widget* widget,
76     gfx::Rect* bounds,
77     ui::WindowShowState* show_state) const {
78   bool is_saved_bounds = !!saved_state;
79   if (saved_state && use_saved_placement_) {
80     *bounds = saved_state->bounds;
81     *show_state = saved_state->show_state;
82   } else {
83     // Initial default bounds.
84     bounds->SetRect(10, 150, 300, 300);
85   }
86   WindowPositioner::GetBoundsAndShowStateForNewWindow(
87       is_saved_bounds, *show_state, bounds, show_state);
88   return true;
89 }
90 
91 }  // namespace shell
92 }  // namespace ash
93