ui/views/widget/desktop_aura/desktop_cursor_loader_updater_auralinux.cc

   1 // Copyright 2013 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 "ui/views/widget/desktop_aura/desktop_cursor_loader_updater_auralinux.h"
   6
   7 #include "ui/aura/window_event_dispatcher.h"
   8 #include "ui/base/cursor/cursor_loader.h"
   9 #include "ui/base/cursor/cursors_aura.h"
  10 #include "ui/gfx/display.h"
  11
  12 namespace views {
  13 namespace {
  14
  15 // Cursors that we need to supply our own image resources for. This was
  16 // generated from webcursor_gtk.cc; any cursor that either was NOTIMPLEMENTED()
  17 // or already was implemented with a pixmap is on this list.
  18 const int kImageCursorIds[] = {
  19   ui::kCursorNorthEastSouthWestResize,
  20   ui::kCursorNorthWestSouthEastResize,
  21   ui::kCursorVerticalText,
  22   ui::kCursorCell,
  23   ui::kCursorContextMenu,
  24   ui::kCursorAlias,
  25   ui::kCursorNoDrop,
  26   ui::kCursorCopy,
  27   ui::kCursorNotAllowed,
  28   ui::kCursorZoomIn,
  29   ui::kCursorZoomOut,
  30   ui::kCursorGrab,
  31   ui::kCursorGrabbing,
  32 };
  33
  34 void LoadImageCursors(float device_scale_factor, ui::CursorLoader* loader) {
  35   int resource_id;
  36   gfx::Point point;
  37   for (size_t i = 0; i < arraysize(kImageCursorIds); ++i) {
  38     bool success = ui::GetCursorDataFor(
  39         ui::CURSOR_SET_NORMAL,  // Not support custom cursor set.
  40         kImageCursorIds[i],
  41         device_scale_factor,
  42         &resource_id,
  43         &point);
  44     DCHECK(success);
  45     loader->LoadImageCursor(kImageCursorIds[i], resource_id, point);
  46   }
  47 }
  48
  49 }  // namespace
  50
  51 DesktopCursorLoaderUpdaterAuraLinux::DesktopCursorLoaderUpdaterAuraLinux() {}
  52
  53 DesktopCursorLoaderUpdaterAuraLinux::~DesktopCursorLoaderUpdaterAuraLinux() {}
  54
  55 void DesktopCursorLoaderUpdaterAuraLinux::OnCreate(
  56     float device_scale_factor,
  57     ui::CursorLoader* loader) {
  58   LoadImageCursors(device_scale_factor, loader);
  59 }
  60
  61 void DesktopCursorLoaderUpdaterAuraLinux::OnDisplayUpdated(
  62     const gfx::Display& display,
  63     ui::CursorLoader* loader) {
  64   LoadImageCursors(display.device_scale_factor(), loader);
  65 }
  66
  67 // static
  68 scoped_ptr<DesktopCursorLoaderUpdater> DesktopCursorLoaderUpdater::Create() {
  69   return make_scoped_ptr(new DesktopCursorLoaderUpdaterAuraLinux);
  70 }
  71
  72 }  // namespace views