std::string Alert::GetText() {
LOG(TRACE) << "Entering Alert::GetText";
HWND label_handle = NULL;
// Alert present, find the OK button.
// Retry up to 10 times to find the dialog.
int max_wait = 10;
while ((label_handle == NULL) && --max_wait) {
::EnumChildWindows(this->alert_handle_,
&Alert::FindTextLabel,
reinterpret_cast<LPARAM>(&label_handle));
if (label_handle == NULL) {
::Sleep(50);
}
}
std::string alert_text_value;
if (label_handle == NULL) {
alert_text_value = "";
} else {
int text_length = ::GetWindowTextLength(label_handle);
std::vector<wchar_t> text_buffer(text_length + 1);
::GetWindowText(label_handle, &text_buffer[0], text_length + 1);
std::wstring alert_text = &text_buffer[0];
alert_text_value = CW2A(alert_text.c_str(), CP_UTF8);
}
return alert_text_value;
}
std::string Alert::GetStandardDialogText() {
LOG(TRACE) << "Entering Alert::GetStandardDialogText";
TextLabelFindInfo info;
info.label_handle = NULL;
info.control_id_found = 0;
info.excluded_control_id = 0;
// Alert present, find the OK button.
// Retry up to 10 times to find the dialog.
int max_wait = 10;
while ((info.label_handle == NULL) && --max_wait) {
::EnumChildWindows(this->alert_handle_,
&Alert::FindTextLabel,
reinterpret_cast<LPARAM>(&info));
if (info.label_handle == NULL) {
::Sleep(50);
}
}
// BIG ASSUMPTION HERE! If we found the text label, assume that
// all other controls on the alert are fully drawn too.
TextBoxFindInfo textbox_find_info;
textbox_find_info.textbox_handle = NULL;
textbox_find_info.match_proc = &Alert::IsSimpleEdit;
::EnumChildWindows(this->alert_handle_,
&Alert::FindTextBox,
reinterpret_cast<LPARAM>(&textbox_find_info));
if (textbox_find_info.textbox_handle) {
// There's a text box on the alert. That means the first
// label found is the system-provided label. Ignore that
// one and return the next one.
info.label_handle = NULL;
info.excluded_control_id = info.control_id_found;
info.control_id_found = 0;
::EnumChildWindows(this->alert_handle_,
&Alert::FindTextLabel,
reinterpret_cast<LPARAM>(&info));
}
std::string alert_text_value;
if (info.label_handle == NULL) {
alert_text_value = "";
} else {
int text_length = ::GetWindowTextLength(info.label_handle);
std::vector<wchar_t> text_buffer(text_length + 1);
::GetWindowText(info.label_handle, &text_buffer[0], text_length + 1);
std::wstring alert_text = &text_buffer[0];
alert_text_value = StringUtilities::ToString(alert_text);
}
return alert_text_value;
}