chrome/browser/ui/window_sizer/window_sizer_ash.cc

   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 "chrome/browser/ui/window_sizer/window_sizer.h"
   6
   7 #include "ash/shell.h"
   8 #include "ash/wm/window_positioner.h"
   9 #include "ash/wm/window_state.h"
  10 #include "chrome/browser/ui/browser.h"
  11 #include "chrome/browser/ui/browser_window.h"
  12 #include "ui/aura/window.h"
  13 #include "ui/aura/window_event_dispatcher.h"
  14 #include "ui/gfx/screen.h"
  15
  16 bool WindowSizer::GetBrowserBoundsAsh(gfx::Rect* bounds,
  17                                       ui::WindowShowState* show_state) const {
  18   if (!browser_ ||
  19       browser_->host_desktop_type() != chrome::HOST_DESKTOP_TYPE_ASH)
  20     return false;
  21
  22   if (bounds->IsEmpty()) {
  23     if (browser_->is_type_tabbed()) {
  24       GetTabbedBrowserBoundsAsh(bounds, show_state);
  25       return true;
  26     }
  27
  28     if (browser_->is_trusted_source()) {
  29       // For trusted popups (v1 apps and system windows), do not use the last
  30       // active window bounds, only use saved or default bounds.
  31       if (!GetSavedWindowBounds(bounds, show_state))
  32         GetDefaultWindowBounds(GetTargetDisplay(gfx::Rect()), bounds);
  33       return true;
  34     }
  35
  36     // In Ash, prioritize the last saved |show_state|. If you have questions
  37     // or comments about this behavior please contact oshima@chromium.org.
  38     if (state_provider_) {
  39       gfx::Rect ignored_bounds, ignored_work_area;
  40       state_provider_->GetPersistentState(&ignored_bounds,
  41                                           &ignored_work_area,
  42                                           show_state);
  43     }
  44     return false;
  45   }
  46
  47   // In case of a popup with an 'unspecified' location in ash, we are
  48   // looking for a good screen location. We are interpreting (0,0) as an
  49   // unspecified location.
  50   if (browser_->is_type_popup() && bounds->origin().IsOrigin()) {
  51     *bounds = ash::Shell::GetInstance()->window_positioner()->
  52         GetPopupPosition(*bounds);
  53     return true;
  54   }
  55   return false;
  56 }
  57
  58 void WindowSizer::GetTabbedBrowserBoundsAsh(
  59     gfx::Rect* bounds_in_screen,
  60     ui::WindowShowState* show_state) const {
  61   DCHECK(show_state);
  62   DCHECK(bounds_in_screen);
  63   DCHECK(browser_->is_type_tabbed());
  64   DCHECK(bounds_in_screen->IsEmpty());
  65
  66   ui::WindowShowState passed_show_state = *show_state;
  67
  68   bool is_saved_bounds = GetSavedWindowBounds(bounds_in_screen, show_state);
  69   gfx::Display display;
  70   if (is_saved_bounds) {
  71     display = screen_->GetDisplayMatching(*bounds_in_screen);
  72   } else {
  73     // If there is no saved bounds (hence bounds_in_screen is empty), use the
  74     // target display.
  75     display = target_display_provider_->GetTargetDisplay(screen_,
  76                                                          *bounds_in_screen);
  77     *bounds_in_screen = ash::WindowPositioner::GetDefaultWindowBounds(display);
  78   }
  79
  80   if (browser_->is_session_restore()) {
  81     // This is a fall-through case when there is no bounds recorded
  82     // for restored window, and should not be used except for the case
  83     // above.  The regular path is handled in
  84     // |WindowSizer::DetermineWindowBoundsAndShowState|.
  85
  86     // Note: How restore bounds/show state data are passed.
  87     // The restore bounds is passed via |Browser::override_bounds()| in
  88     // |chrome::GetBrowserWindowBoundsAndShowState()|.
  89     // The restore state is passed via |Browser::initial_state()| in
  90     // |WindowSizer::GetWindowDefaultShowState|.
  91     bounds_in_screen->AdjustToFit(display.work_area());
  92     return;
  93   }
  94
  95   // The |browser_window| is non NULL when this is called after
  96   // browser's aura window is created.
  97   aura::Window* browser_window =
  98       browser_->window() ? browser_->window()->GetNativeWindow() : NULL;
  99
 100   ash::WindowPositioner::GetBoundsAndShowStateForNewWindow(
 101       screen_,
 102       browser_window,
 103       is_saved_bounds,
 104       passed_show_state,
 105       bounds_in_screen,
 106       show_state);
 107 }