chrome/browser/ui/views/status_icons/status_icon_win.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/views/status_icons/status_icon_win.h"
   6
   7 #include "base/strings/string_number_conversions.h"
   8 #include "base/win/windows_version.h"
   9 #include "chrome/browser/ui/views/status_icons/status_tray_win.h"
  10 #include "third_party/skia/include/core/SkBitmap.h"
  11 #include "ui/gfx/icon_util.h"
  12 #include "ui/gfx/point.h"
  13 #include "ui/gfx/rect.h"
  14 #include "ui/views/controls/menu/menu_runner.h"
  15
  16 ////////////////////////////////////////////////////////////////////////////////
  17 // StatusIconWin, public:
  18
  19 StatusIconWin::StatusIconWin(StatusTrayWin* tray,
  20                              UINT id,
  21                              HWND window,
  22                              UINT message)
  23     : tray_(tray),
  24       icon_id_(id),
  25       window_(window),
  26       message_id_(message),
  27       menu_model_(NULL) {
  28   NOTIFYICONDATA icon_data;
  29   InitIconData(&icon_data);
  30   icon_data.uFlags = NIF_MESSAGE;
  31   icon_data.uCallbackMessage = message_id_;
  32   BOOL result = Shell_NotifyIcon(NIM_ADD, &icon_data);
  33   // This can happen if the explorer process isn't running when we try to
  34   // create the icon for some reason (for example, at startup).
  35   if (!result)
  36     LOG(WARNING) << "Unable to create status tray icon.";
  37 }
  38
  39 StatusIconWin::~StatusIconWin() {
  40   // Remove our icon.
  41   NOTIFYICONDATA icon_data;
  42   InitIconData(&icon_data);
  43   Shell_NotifyIcon(NIM_DELETE, &icon_data);
  44 }
  45
  46 void StatusIconWin::HandleClickEvent(const gfx::Point& cursor_pos,
  47                                      bool left_mouse_click) {
  48   // Pass to the observer if appropriate.
  49   if (left_mouse_click && HasObservers()) {
  50     DispatchClickEvent();
  51     return;
  52   }
  53
  54   if (!menu_model_)
  55     return;
  56
  57   // Set our window as the foreground window, so the context menu closes when
  58   // we click away from it.
  59   if (!SetForegroundWindow(window_))
  60     return;
  61
  62   menu_runner_.reset(new views::MenuRunner(menu_model_,
  63                                            views::MenuRunner::HAS_MNEMONICS));
  64   ignore_result(menu_runner_->RunMenuAt(NULL,
  65                                         NULL,
  66                                         gfx::Rect(cursor_pos, gfx::Size()),
  67                                         views::MENU_ANCHOR_TOPLEFT,
  68                                         ui::MENU_SOURCE_MOUSE));
  69 }
  70
  71 void StatusIconWin::HandleBalloonClickEvent() {
  72   if (HasObservers())
  73     DispatchBalloonClickEvent();
  74 }
  75
  76 void StatusIconWin::ResetIcon() {
  77   NOTIFYICONDATA icon_data;
  78   InitIconData(&icon_data);
  79   // Delete any previously existing icon.
  80   Shell_NotifyIcon(NIM_DELETE, &icon_data);
  81   InitIconData(&icon_data);
  82   icon_data.uFlags = NIF_MESSAGE;
  83   icon_data.uCallbackMessage = message_id_;
  84   icon_data.hIcon = icon_.Get();
  85   // If we have an image, then set the NIF_ICON flag, which tells
  86   // Shell_NotifyIcon() to set the image for the status icon it creates.
  87   if (icon_data.hIcon)
  88     icon_data.uFlags |= NIF_ICON;
  89   // Re-add our icon.
  90   BOOL result = Shell_NotifyIcon(NIM_ADD, &icon_data);
  91   if (!result)
  92     LOG(WARNING) << "Unable to re-create status tray icon.";
  93 }
  94
  95 void StatusIconWin::SetImage(const gfx::ImageSkia& image) {
  96   // Create the icon.
  97   NOTIFYICONDATA icon_data;
  98   InitIconData(&icon_data);
  99   icon_data.uFlags = NIF_ICON;
 100   icon_.Set(IconUtil::CreateHICONFromSkBitmap(*image.bitmap()));
 101   icon_data.hIcon = icon_.Get();
 102   BOOL result = Shell_NotifyIcon(NIM_MODIFY, &icon_data);
 103   if (!result)
 104     LOG(WARNING) << "Error setting status tray icon image";
 105 }
 106
 107 void StatusIconWin::SetToolTip(const base::string16& tool_tip) {
 108   // Create the icon.
 109   NOTIFYICONDATA icon_data;
 110   InitIconData(&icon_data);
 111   icon_data.uFlags = NIF_TIP;
 112   wcscpy_s(icon_data.szTip, tool_tip.c_str());
 113   BOOL result = Shell_NotifyIcon(NIM_MODIFY, &icon_data);
 114   if (!result)
 115     LOG(WARNING) << "Unable to set tooltip for status tray icon";
 116 }
 117
 118 void StatusIconWin::DisplayBalloon(const gfx::ImageSkia& icon,
 119                                    const base::string16& title,
 120                                    const base::string16& contents) {
 121   NOTIFYICONDATA icon_data;
 122   InitIconData(&icon_data);
 123   icon_data.uFlags = NIF_INFO;
 124   icon_data.dwInfoFlags = NIIF_INFO;
 125   wcscpy_s(icon_data.szInfoTitle, title.c_str());
 126   wcscpy_s(icon_data.szInfo, contents.c_str());
 127   icon_data.uTimeout = 0;
 128
 129   base::win::Version win_version = base::win::GetVersion();
 130   if (!icon.isNull() && win_version != base::win::VERSION_PRE_XP) {
 131     balloon_icon_.Set(IconUtil::CreateHICONFromSkBitmap(*icon.bitmap()));
 132     if (win_version >= base::win::VERSION_VISTA) {
 133       icon_data.hBalloonIcon = balloon_icon_.Get();
 134       icon_data.dwInfoFlags = NIIF_USER | NIIF_LARGE_ICON;
 135     } else {
 136       icon_data.hIcon = balloon_icon_.Get();
 137       icon_data.uFlags |= NIF_ICON;
 138       icon_data.dwInfoFlags = NIIF_USER;
 139     }
 140   }
 141
 142   BOOL result = Shell_NotifyIcon(NIM_MODIFY, &icon_data);
 143   if (!result)
 144     LOG(WARNING) << "Unable to create status tray balloon.";
 145 }
 146
 147 void StatusIconWin::ForceVisible() {
 148   tray_->UpdateIconVisibilityInBackground(this);
 149 }
 150
 151 ////////////////////////////////////////////////////////////////////////////////
 152 // StatusIconWin, private:
 153
 154 void StatusIconWin::UpdatePlatformContextMenu(StatusIconMenuModel* menu) {
 155   // |menu_model_| is about to be destroyed. Destroy the menu (which closes it)
 156   // so that it doesn't attempt to continue using |menu_model_|.
 157   menu_runner_.reset();
 158   DCHECK(menu);
 159   menu_model_ = menu;
 160 }
 161
 162 void StatusIconWin::InitIconData(NOTIFYICONDATA* icon_data) {
 163   if (base::win::GetVersion() >= base::win::VERSION_VISTA) {
 164     memset(icon_data, 0, sizeof(NOTIFYICONDATA));
 165     icon_data->cbSize = sizeof(NOTIFYICONDATA);
 166   } else {
 167     memset(icon_data, 0, NOTIFYICONDATA_V3_SIZE);
 168     icon_data->cbSize = NOTIFYICONDATA_V3_SIZE;
 169   }
 170
 171   icon_data->hWnd = window_;
 172   icon_data->uID = icon_id_;
 173 }