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devdraw: make ctrl generate 1-click while mouse down (#119)

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This makes 2-1 chords possible with touchpad on a mac laptop.
This commit is contained in:
Xiao-Yong 2018-11-13 22:57:56 -06:00 committed by Russ Cox
parent 931c590611
commit a9e66ffa4e
1 changed files with 2 additions and 0 deletions
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2
src/cmd/devdraw/cocoa-screen.m
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@ -927,6 +927,8 @@ getkeyboard(NSEvent *e)
case NSFlagsChanged: case NSFlagsChanged:
if(in.mbuttons || in.kbuttons){ if(in.mbuttons || in.kbuttons){
in.kbuttons = 0; in.kbuttons = 0;
if(m & NSControlKeyMask)
in.kbuttons |= 1;
if(m & NSAlternateKeyMask) if(m & NSAlternateKeyMask)
in.kbuttons |= 2; in.kbuttons |= 2;
if(m & NSCommandKeyMask) if(m & NSCommandKeyMask)