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// Copyright (c) 2011 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 <Carbon/Carbon.h>
#include "build/build_config.h"
#include <vector>
#include "base/bind.h"
#include "base/logging.h"
#include "base/mac/mac_util.h"
#include "content/browser/browser_child_process_host_impl.h"
#include "content/browser/plugin_process_host.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/child_process_data.h"
#include "ui/gfx/rect.h"
namespace content {
void PluginProcessHost::OnPluginSelectWindow(uint32 window_id,
gfx::Rect window_rect,
bool modal) {
plugin_visible_windows_set_.insert(window_id);
if (modal)
plugin_modal_windows_set_.insert(window_id);
}
void PluginProcessHost::OnPluginShowWindow(uint32 window_id,
gfx::Rect window_rect,
bool modal) {
plugin_visible_windows_set_.insert(window_id);
if (modal)
plugin_modal_windows_set_.insert(window_id);
CGRect window_bounds = {
{ window_rect.x(), window_rect.y() },
{ window_rect.width(), window_rect.height() }
};
CGRect main_display_bounds = CGDisplayBounds(CGMainDisplayID());
if (CGRectEqualToRect(window_bounds, main_display_bounds) &&
(plugin_fullscreen_windows_set_.find(window_id) ==
plugin_fullscreen_windows_set_.end())) {
plugin_fullscreen_windows_set_.insert(window_id);
// If the plugin has just shown a window that's the same dimensions as
// the main display, hide the menubar so that it has the whole screen.
// (but only if we haven't already seen this fullscreen window, since
// otherwise our refcounting can get skewed).
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
base::Bind(base::mac::RequestFullScreen,
base::mac::kFullScreenModeHideAll));
}
}
// Must be called on the UI thread.
// If plugin_pid is -1, the browser will be the active process on return,
// otherwise that process will be given focus back before this function returns.
static void ReleasePluginFullScreen(pid_t plugin_pid) {
// Releasing full screen only works if we are the frontmost process; grab
// focus, but give it back to the plugin process if requested.
base::mac::ActivateProcess(base::GetCurrentProcId());
base::mac::ReleaseFullScreen(base::mac::kFullScreenModeHideAll);
if (plugin_pid != -1) {
base::mac::ActivateProcess(plugin_pid);
}
}
void PluginProcessHost::OnPluginHideWindow(uint32 window_id,
gfx::Rect window_rect) {
bool had_windows = !plugin_visible_windows_set_.empty();
plugin_visible_windows_set_.erase(window_id);
bool browser_needs_activation = had_windows &&
plugin_visible_windows_set_.empty();
plugin_modal_windows_set_.erase(window_id);
if (plugin_fullscreen_windows_set_.find(window_id) !=
plugin_fullscreen_windows_set_.end()) {
plugin_fullscreen_windows_set_.erase(window_id);
pid_t plugin_pid =
browser_needs_activation ? -1 : process_->GetData().handle;
browser_needs_activation = false;
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
base::Bind(ReleasePluginFullScreen, plugin_pid));
}
if (browser_needs_activation) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(base::mac::ActivateProcess, base::GetCurrentProcId()));
}
}
void PluginProcessHost::OnAppActivation() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
// If our plugin process has any modal windows up, we need to bring it forward
// so that they act more like an in-process modal window would.
if (!plugin_modal_windows_set_.empty()) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(base::mac::ActivateProcess, process_->GetData().handle));
}
}
void PluginProcessHost::OnPluginSetCursorVisibility(bool visible) {
if (plugin_cursor_visible_ != visible) {
plugin_cursor_visible_ = visible;
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
base::Bind(base::mac::SetCursorVisibility,
visible));
}
}
} // namespace content
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