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// 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 "content/shell/shell_javascript_dialog.h"
#include "base/string_util.h"
#include "content/shell/resource.h"
#include "content/shell/shell.h"
#include "content/shell/shell_javascript_dialog_creator.h"
namespace content {
class ShellJavaScriptDialog;
INT_PTR CALLBACK ShellJavaScriptDialog::DialogProc(HWND dialog,
UINT message,
WPARAM wparam,
LPARAM lparam) {
switch (message) {
case WM_INITDIALOG: {
SetWindowLongPtr(dialog, DWL_USER, static_cast<LONG_PTR>(lparam));
ShellJavaScriptDialog* owner =
reinterpret_cast<ShellJavaScriptDialog*>(lparam);
owner->dialog_win_ = dialog;
SetDlgItemText(dialog, IDC_DIALOGTEXT, owner->message_text_.c_str());
if (owner->message_type_ == JAVASCRIPT_MESSAGE_TYPE_PROMPT)
SetDlgItemText(dialog, IDC_PROMPTEDIT,
owner->default_prompt_text_.c_str());
break;
}
case WM_DESTROY: {
ShellJavaScriptDialog* owner = reinterpret_cast<ShellJavaScriptDialog*>(
GetWindowLongPtr(dialog, DWL_USER));
if (owner->dialog_win_) {
owner->dialog_win_ = 0;
owner->callback_.Run(false, string16());
owner->creator_->DialogClosed(owner);
}
break;
}
case WM_COMMAND: {
ShellJavaScriptDialog* owner = reinterpret_cast<ShellJavaScriptDialog*>(
GetWindowLongPtr(dialog, DWL_USER));
string16 user_input;
bool finish = false;
bool result;
switch (LOWORD(wparam)) {
case IDOK:
finish = true;
result = true;
if (owner->message_type_ == JAVASCRIPT_MESSAGE_TYPE_PROMPT) {
size_t length =
GetWindowTextLength(GetDlgItem(dialog, IDC_PROMPTEDIT)) + 1;
GetDlgItemText(dialog, IDC_PROMPTEDIT,
WriteInto(&user_input, length), length);
}
break;
case IDCANCEL:
finish = true;
result = false;
break;
}
if (finish) {
owner->dialog_win_ = 0;
owner->callback_.Run(result, user_input);
DestroyWindow(dialog);
owner->creator_->DialogClosed(owner);
}
break;
}
default:
return DefWindowProc(dialog, message, wparam, lparam);
}
return 0;
}
ShellJavaScriptDialog::ShellJavaScriptDialog(
ShellJavaScriptDialogCreator* creator,
JavaScriptMessageType message_type,
const string16& message_text,
const string16& default_prompt_text,
const JavaScriptDialogCreator::DialogClosedCallback& callback)
: creator_(creator),
callback_(callback),
message_text_(message_text),
default_prompt_text_(default_prompt_text),
message_type_(message_type) {
int dialog_type;
if (message_type == JAVASCRIPT_MESSAGE_TYPE_ALERT)
dialog_type = IDD_ALERT;
else if (message_type == JAVASCRIPT_MESSAGE_TYPE_CONFIRM)
dialog_type = IDD_CONFIRM;
else // JAVASCRIPT_MESSAGE_TYPE_PROMPT
dialog_type = IDD_PROMPT;
dialog_win_ = CreateDialogParam(GetModuleHandle(0),
MAKEINTRESOURCE(dialog_type), 0, DialogProc,
reinterpret_cast<LPARAM>(this));
ShowWindow(dialog_win_, SW_SHOWNORMAL);
}
ShellJavaScriptDialog::~ShellJavaScriptDialog() {
Cancel();
}
void ShellJavaScriptDialog::Cancel() {
if (dialog_win_)
DestroyWindow(dialog_win_);
}
} // namespace content
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