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patch 8.1.2254: MS-Windows: mouse scroll wheel doesn't work in popup

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Problem:    MS-Windows: mouse scroll wheel doesn't work in popup.
Solution:   Handle mouse wheel events separately. (closes #5138)
This commit is contained in:
Bram Moolenaar
2019-11-04 22:52:12 +01:00
parent ad4de52510
commit 0630bb6580
4 changed files with 55 additions and 15 deletions
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26
src/gui_w32.c
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@@ -4262,6 +4262,32 @@ _OnMouseWheel(
if (mouse_scroll_lines == 0)
init_mouse_wheel();
#ifdef FEAT_TEXT_PROP
{
win_T *wp = gui_mouse_window(FIND_POPUP);
if (wp != NULL && popup_is_popup(wp))
{
cmdarg_T cap;
oparg_T oa;
// Mouse hovers over popup window, scroll it if possible.
mouse_row = wp->w_winrow;
mouse_col = wp->w_wincol;
vim_memset(&cap, 0, sizeof(cap));
cap.arg = zDelta < 0 ? MSCR_UP : MSCR_DOWN;
cap.cmdchar = zDelta < 0 ? K_MOUSEUP : K_MOUSEDOWN;
clear_oparg(&oa);
cap.oap = &oa;
nv_mousescroll(&cap);
update_screen(0);
setcursor();
out_flush();
return;
}
}
#endif
mch_disable_flush();
if (mouse_scroll_lines > 0
&& mouse_scroll_lines < (size > 2 ? size - 2 : 1))