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// Copyright (c) 2006-2008 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 "webkit/default_plugin/install_dialog.h"
#include "base/hash_tables.h"
#include "base/lazy_instance.h"
#include "base/logging.h"
#include "base/string_util.h"
#include "grit/webkit_strings.h"
#include "webkit/default_plugin/plugin_impl.h"
#include "webkit/glue/webkit_glue.h"
typedef base::hash_map<const std::wstring, PluginInstallDialog*> DialogMap;
base::LazyInstance<DialogMap> s_dialogs(base::LINKER_INITIALIZED);
PluginInstallDialog* PluginInstallDialog::AddInstaller(
PluginInstallerImpl* plugin_impl, const std::wstring& plugin_name) {
PluginInstallDialog* dialog;
if (s_dialogs.Get().count(plugin_name)) {
dialog = s_dialogs.Get()[plugin_name];
} else {
dialog = new PluginInstallDialog(plugin_name);
}
dialog->installers_.push_back(plugin_impl);
return dialog;
}
PluginInstallDialog::PluginInstallDialog(const std::wstring& plugin_name)
: plugin_name_(plugin_name) {
s_dialogs.Get()[plugin_name] = this;
}
PluginInstallDialog::~PluginInstallDialog() {
s_dialogs.Get().erase(plugin_name_);
if (IsWindow())
DestroyWindow();
}
void PluginInstallDialog::RemoveInstaller(PluginInstallerImpl* installer) {
for (size_t i = 0; i < installers_.size(); ++i) {
if (installers_[i] == installer) {
installers_.erase(installers_.begin() + i);
if (installers_.empty())
delete this;
return;
}
}
NOTREACHED();
}
void PluginInstallDialog::ShowInstallDialog(HWND parent) {
if (IsWindow())
return;
Create(parent, NULL);
ShowWindow(SW_SHOW);
}
HWND PluginInstallDialog::Create(HWND parent_window, LPARAM init_param) {
// Most of the code here is based on CDialogImpl<T>::Create.
DCHECK(m_hWnd == NULL);
// Allocate the thunk structure here, where we can fail
// gracefully.
BOOL thunk_inited = m_thunk.Init(NULL, NULL);
if (thunk_inited == FALSE) {
SetLastError(ERROR_OUTOFMEMORY);
return NULL;
}
_AtlWinModule.AddCreateWndData(&m_thunk.cd, this);
#ifdef _DEBUG
m_bModal = false;
#endif // _DEBUG
HINSTANCE instance_handle = _AtlBaseModule.GetResourceInstance();
HRSRC dialog_resource = FindResource(instance_handle,
MAKEINTRESOURCE(IDD), RT_DIALOG);
if (!dialog_resource) {
NOTREACHED();
return NULL;
}
HGLOBAL dialog_template = LoadResource(instance_handle,
dialog_resource);
if (!dialog_template) {
NOTREACHED();
return NULL;
}
_DialogSplitHelper::DLGTEMPLATEEX* dialog_template_struct =
reinterpret_cast<_DialogSplitHelper::DLGTEMPLATEEX *>(
::LockResource(dialog_template));
DCHECK(dialog_template_struct != NULL);
unsigned long dialog_template_size =
SizeofResource(instance_handle, dialog_resource);
HGLOBAL rtl_layout_dialog_template = NULL;
if (PluginInstallerImpl::IsRTLLayout()) {
rtl_layout_dialog_template = GlobalAlloc(GPTR, dialog_template_size);
DCHECK(rtl_layout_dialog_template != NULL);
_DialogSplitHelper::DLGTEMPLATEEX* rtl_layout_dialog_template_struct =
reinterpret_cast<_DialogSplitHelper::DLGTEMPLATEEX*>(
::GlobalLock(rtl_layout_dialog_template));
DCHECK(rtl_layout_dialog_template_struct != NULL);
memcpy(rtl_layout_dialog_template_struct, dialog_template_struct,
dialog_template_size);
rtl_layout_dialog_template_struct->exStyle |=
(WS_EX_LAYOUTRTL | WS_EX_RTLREADING);
dialog_template_struct = rtl_layout_dialog_template_struct;
}
HWND dialog_window =
CreateDialogIndirectParam(
instance_handle,
reinterpret_cast<DLGTEMPLATE*>(dialog_template_struct),
parent_window, StartDialogProc, init_param);
DCHECK(m_hWnd == dialog_window);
if (rtl_layout_dialog_template) {
GlobalUnlock(rtl_layout_dialog_template);
GlobalFree(rtl_layout_dialog_template);
}
return dialog_window;
}
LRESULT PluginInstallDialog::OnInitDialog(UINT message, WPARAM wparam,
LPARAM lparam, BOOL& handled) {
std::wstring dialog_title =
PluginInstallerImpl::ReplaceStringForPossibleEmptyReplacement(
IDS_DEFAULT_PLUGIN_CONFIRMATION_DIALOG_TITLE,
IDS_DEFAULT_PLUGIN_CONFIRMATION_DIALOG_TITLE_NO_PLUGIN_NAME,
plugin_name_);
AdjustTextDirectionality(&dialog_title);
SetWindowText(dialog_title.c_str());
std::wstring get_the_plugin_btn_msg =
webkit_glue::GetLocalizedString(
IDS_DEFAULT_PLUGIN_GET_THE_PLUGIN_BTN_MSG);
AdjustTextDirectionality(&get_the_plugin_btn_msg);
SetDlgItemText(IDB_GET_THE_PLUGIN, get_the_plugin_btn_msg.c_str());
std::wstring cancel_plugin_download_msg =
webkit_glue::GetLocalizedString(
IDS_DEFAULT_PLUGIN_CANCEL_PLUGIN_DOWNLOAD_MSG);
AdjustTextDirectionality(&cancel_plugin_download_msg);
SetDlgItemText(IDCANCEL, cancel_plugin_download_msg.c_str());
std::wstring plugin_user_action_msg =
PluginInstallerImpl::ReplaceStringForPossibleEmptyReplacement(
IDS_DEFAULT_PLUGIN_USER_OPTION_MSG,
IDS_DEFAULT_PLUGIN_USER_OPTION_MSG_NO_PLUGIN_NAME,
plugin_name_);
AdjustTextDirectionality(&plugin_user_action_msg);
SetDlgItemText(IDC_PLUGIN_INSTALL_CONFIRMATION_LABEL,
plugin_user_action_msg.c_str());
return 0;
}
LRESULT PluginInstallDialog::OnGetPlugin(WORD notify_code, WORD id,
HWND wnd_ctl, BOOL &handled) {
DestroyWindow();
if (!installers_.empty())
installers_[0]->DownloadPlugin();
return 0;
}
LRESULT PluginInstallDialog::OnCancel(WORD notify_code, WORD id, HWND wnd_ctl,
BOOL &handled) {
DestroyWindow();
if (!installers_.empty())
installers_[0]->DownloadCancelled();
return 0;
}
// TODO(idana) bug# 1246452: use the library l10n_util once it is moved from
// the Chrome module into the Base module. For now, we simply copy/paste the
// same code.
void PluginInstallDialog::AdjustTextDirectionality(std::wstring* text) const {
if (PluginInstallerImpl::IsRTLLayout()) {
// Inserting an RLE (Right-To-Left Embedding) mark as the first character.
text->insert(0, L"\x202B");
// Inserting a PDF (Pop Directional Formatting) mark as the last character.
text->append(L"\x202C");
}
}
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