c++ - ComboBox & ON_WM_CONTEXTMENU - sometimes have to double-right-click -


we call on_wm_contextmenu() inside begin_message_map in our dialog class. combo-box control, right-clicking on drop-down arrow on right side triggers context menu. rest of control, user has double-right-click working.

enter image description here

what cause? there special little down-arrow?


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