clear ui_notify when finished or close ui
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154214e426
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@ -784,6 +784,7 @@ void scanner::on_ui_event(int uev, void* sender)
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indicator_.reset();
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is_scanning_ = is_show_setting_;
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ui_notify = std::function<void(int, void*, int)>();
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}
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else if (uev == SANE_EVENT_UI_CLOSE_CANCEL)
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{
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@ -796,6 +797,7 @@ void scanner::on_ui_event(int uev, void* sender)
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else if (uev == SANE_EVENT_SCAN_FINISHED)
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{
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is_scanning_ = is_show_setting_;
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ui_notify = std::function<void(int, void*, int)>();
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}
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int(__stdcall * h)(int, void*) = scanner_ev_handler_;
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@ -1422,7 +1424,7 @@ int scanner::thread_start(void)
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// display error message on progress UI, may be closed immediately by APP, so we hide progress UI and call message_box ...
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//
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#ifdef START_SCAN_IN_THREAD
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if (callback::show_progress_ui && is_bIndicator)
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if (callback::show_progress_ui && is_bIndicator && ui_notify)
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{
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int ev = SANE_EVENT_WORKING;
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@ -3265,6 +3267,7 @@ COM_API_IMPLEMENT(scanner, void, ui_hide(void))
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if (callback::close_ui)
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callback::close_ui(UI_INDICATOR | UI_SETTING | UI_MSG_BOX);
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is_show_setting_ = false;
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ui_notify = std::function<void(int, void*, int)>();
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}
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COM_API_IMPLEMENT(scanner, bool, ui_is_ok(void))
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{
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