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| author | Graeme Geldenhuys <graeme@mastermaths.co.za> | 2010-09-20 13:03:49 +0200 |
|---|---|---|
| committer | Graeme Geldenhuys <graeme@mastermaths.co.za> | 2010-09-20 13:03:49 +0200 |
| commit | aa2cc53f0dc07a7f43d3dbc6e5c607fc9401c1b9 (patch) | |
| tree | cbbba5f3a92928b81d0995b5db377c16bdab1755 /src/corelib | |
| parent | 51d6e695e7c311afc3cbe9bc4ac17ba405388d09 (diff) | |
| download | fpGUI-aa2cc53f0dc07a7f43d3dbc6e5c607fc9401c1b9.tar.xz | |
Add some programmer comments in X11 backend code.
Diffstat (limited to 'src/corelib')
| -rw-r--r-- | src/corelib/x11/fpg_x11.pas | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/corelib/x11/fpg_x11.pas b/src/corelib/x11/fpg_x11.pas index 2b4c0418..b6fbd3a6 100644 --- a/src/corelib/x11/fpg_x11.pas +++ b/src/corelib/x11/fpg_x11.pas @@ -335,6 +335,8 @@ function XdbeDeallocateBackBufferName(ADisplay: PXDisplay; ABuffer: TfpgWinHandl function XOpenIM(para1: PDisplay; para2: PXrmHashBucketRec; para3: Pchar; para4: Pchar): PXIM; cdecl; external; function XCreateIC(para1: PXIM; para2: array of const): PXIC; cdecl; external; +const + AltGrMask = 1 shl 13; // missing from X unit function ConvertTo565Pixel(rgb: longword): word; begin @@ -592,11 +594,12 @@ begin Include(Result, ssAlt); if (AState and Mod2Mask) <> 0 then Include(Result, ssNum); - if (AState and Mod4Mask) <> 0 then + { NOTE: Mod3Mask is normally unused for some reason } + if (AState and Mod4Mask) <> 0 then { aka "Windows key" } Include(Result, ssSuper); if (AState and Mod5Mask) <> 0 then Include(Result, ssScroll); - if (AState and (1 shl 13)) <> 0 then + if (AState and AltGrMask) <> 0 then Include(Result, ssAltGr); end; @@ -627,7 +630,7 @@ begin 0..Ord('a')-1, Ord('z')+1..$bf, $f7: Result := KeySym; Ord('a')..Ord('z'), $c0..$f6, $f8..$ff: - Result := KeySym - 32; + Result := KeySym - 32; // ignore case: convert lowercase a-z to A-Z keysyms; $20a0..$20ac: Result := Table_20aX[KeySym]; $fe20: Result := keyTab; $fe50..$fe60: Result := Table_feXX[KeySym]; |