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Unified Diff: chrome/browser/ui/panels/display_settings_provider_win.cc

Issue 138943006: Remove a bunch of dead files after the win aura switch. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 6 years, 11 months ago
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Index: chrome/browser/ui/panels/display_settings_provider_win.cc
===================================================================
--- chrome/browser/ui/panels/display_settings_provider_win.cc (revision 244941)
+++ chrome/browser/ui/panels/display_settings_provider_win.cc (working copy)
@@ -1,196 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "chrome/browser/ui/panels/display_settings_provider_win.h"
-
-#include <shellapi.h>
-
-#include "base/logging.h"
-#include "ui/views/widget/monitor_win.h"
-
-namespace {
-// The thickness of the area of an auto-hiding taskbar that is still visible
-// when the taskbar becomes hidden.
-const int kHiddenAutoHideTaskbarThickness = 2;
-
-// The polling interval to check auto-hiding taskbars.
-const int kCheckTaskbarPollingIntervalMs = 500;
-} // namespace
-
-DisplaySettingsProviderWin::DisplaySettingsProviderWin()
- : monitor_(NULL) {
- memset(taskbars_, 0, sizeof(taskbars_));
-}
-
-DisplaySettingsProviderWin::~DisplaySettingsProviderWin() {
-}
-
-void DisplaySettingsProviderWin::OnDisplaySettingsChanged() {
- DisplaySettingsProvider::OnDisplaySettingsChanged();
-
- gfx::Rect primary_work_area = GetPrimaryWorkArea();
- RECT rect = primary_work_area.ToRECT();
- monitor_ = ::MonitorFromRect(&rect, MONITOR_DEFAULTTOPRIMARY);
- DCHECK(monitor_);
-
- bool taskbar_exists = CheckTaskbars(false);
-
- // If no auto-hiding taskbar exists, we do not need to start the polling
- // timer. If a taskbar is then set to auto-hiding, UpdateWorkArea will be
- // called due to the work area change.
- if (taskbar_exists) {
- if (!polling_timer_.IsRunning()) {
- polling_timer_.Start(FROM_HERE,
- base::TimeDelta::FromMilliseconds(kCheckTaskbarPollingIntervalMs),
- this,
- &DisplaySettingsProviderWin::OnPollingTimer);
- }
- } else {
- if (polling_timer_.IsRunning())
- polling_timer_.Stop();
- }
-}
-
-bool DisplaySettingsProviderWin::IsAutoHidingDesktopBarEnabled(
- DesktopBarAlignment alignment) {
- CheckTaskbars(false);
- return taskbars_[static_cast<int>(alignment)].window != NULL;
-}
-
-int DisplaySettingsProviderWin::GetDesktopBarThickness(
- DesktopBarAlignment alignment) const {
- return GetDesktopBarThicknessFromBounds(alignment, GetBounds(alignment));
-}
-
-DisplaySettingsProvider::DesktopBarVisibility
-DisplaySettingsProviderWin::GetDesktopBarVisibility(
- DesktopBarAlignment alignment) const {
- return GetDesktopBarVisibilityFromBounds(alignment, GetBounds(alignment));
-}
-
-gfx::Rect DisplaySettingsProviderWin::GetBounds(
- DesktopBarAlignment alignment) const {
- HWND taskbar_window = taskbars_[static_cast<int>(alignment)].window;
- if (!taskbar_window)
- return gfx::Rect();
-
- RECT rect;
- if (!::GetWindowRect(taskbar_window, &rect))
- return gfx::Rect();
- return gfx::Rect(rect);
-}
-
-int DisplaySettingsProviderWin::GetDesktopBarThicknessFromBounds(
- DesktopBarAlignment alignment,
- const gfx::Rect& taskbar_bounds) const {
- switch (alignment) {
- case DESKTOP_BAR_ALIGNED_BOTTOM:
- return taskbar_bounds.height();
- case DESKTOP_BAR_ALIGNED_LEFT:
- case DESKTOP_BAR_ALIGNED_RIGHT:
- return taskbar_bounds.width();
- default:
- NOTREACHED();
- return 0;
- }
-}
-
-DisplaySettingsProvider::DesktopBarVisibility
-DisplaySettingsProviderWin::GetDesktopBarVisibilityFromBounds(
- DesktopBarAlignment alignment,
- const gfx::Rect& taskbar_bounds) const {
- gfx::Rect primary_work_area = GetPrimaryWorkArea();
- switch (alignment) {
- case DESKTOP_BAR_ALIGNED_BOTTOM:
- if (taskbar_bounds.bottom() <= primary_work_area.bottom())
- return DESKTOP_BAR_VISIBLE;
- else if (taskbar_bounds.y() >=
- primary_work_area.bottom() - kHiddenAutoHideTaskbarThickness)
- return DESKTOP_BAR_HIDDEN;
- else
- return DESKTOP_BAR_ANIMATING;
-
- case DESKTOP_BAR_ALIGNED_LEFT:
- if (taskbar_bounds.x() >= primary_work_area.x())
- return DESKTOP_BAR_VISIBLE;
- else if (taskbar_bounds.right() <=
- primary_work_area.x() + kHiddenAutoHideTaskbarThickness)
- return DESKTOP_BAR_HIDDEN;
- else
- return DESKTOP_BAR_ANIMATING;
-
- case DESKTOP_BAR_ALIGNED_RIGHT:
- if (taskbar_bounds.right() <= primary_work_area.right())
- return DESKTOP_BAR_VISIBLE;
- else if (taskbar_bounds.x() >=
- primary_work_area.right() - kHiddenAutoHideTaskbarThickness)
- return DESKTOP_BAR_HIDDEN;
- else
- return DESKTOP_BAR_ANIMATING;
-
- default:
- NOTREACHED();
- return DESKTOP_BAR_VISIBLE;
- }
-}
-
-void DisplaySettingsProviderWin::OnPollingTimer() {
- CheckTaskbars(true);
-}
-
-bool DisplaySettingsProviderWin::CheckTaskbars(bool notify_observer) {
- bool taskbar_exists = false;
- UINT edges[] = { ABE_BOTTOM };
- for (size_t i = 0; i < kMaxTaskbars; ++i) {
- taskbars_[i].window =
- views::GetTopmostAutoHideTaskbarForEdge(edges[i], monitor_);
- if (taskbars_[i].window)
- taskbar_exists = true;
- }
- if (!taskbar_exists) {
- for (size_t i = 0; i < kMaxTaskbars; ++i) {
- taskbars_[i].thickness = 0;
- taskbars_[i].visibility = DESKTOP_BAR_HIDDEN;
- }
- return false;
- }
-
- for (size_t i = 0; i < kMaxTaskbars; ++i) {
- DesktopBarAlignment alignment = static_cast<DesktopBarAlignment>(i);
-
- gfx::Rect bounds = GetBounds(alignment);
-
- // Check the thickness change.
- int thickness = GetDesktopBarThicknessFromBounds(alignment, bounds);
- if (thickness != taskbars_[i].thickness) {
- taskbars_[i].thickness = thickness;
- if (notify_observer) {
- FOR_EACH_OBSERVER(
- DesktopBarObserver,
- desktop_bar_observers(),
- OnAutoHidingDesktopBarThicknessChanged(alignment, thickness));
- }
- }
-
- // Check and notify the visibility change.
- DesktopBarVisibility visibility = GetDesktopBarVisibilityFromBounds(
- alignment, bounds);
- if (visibility != taskbars_[i].visibility) {
- taskbars_[i].visibility = visibility;
- if (notify_observer) {
- FOR_EACH_OBSERVER(
- DesktopBarObserver,
- desktop_bar_observers(),
- OnAutoHidingDesktopBarVisibilityChanged(alignment, visibility));
- }
- }
- }
-
- return true;
-}
-
-// static
-DisplaySettingsProvider* DisplaySettingsProvider::Create() {
- return new DisplaySettingsProviderWin();
-}

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