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mmpThumbsKeyboard.pas
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mmpThumbsKeyboard.pas
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{ MMP: Minimalist Media Player
Copyright (C) 2021-2024 Baz Cuda
https://github.com/BazzaCuda/MinimalistMediaPlayerX
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
}
unit mmpThumbsKeyboard;
interface
uses
system.classes,
MPVBasePlayer;
type
TKeyOp = (koNone,
koCloseApp, koPausePlay, koBrightnessUp, koBrightnessDn, koZoomIn, koZoomOut, koSaveMove, koShowCaption, koPlayFirst, koPlayNext,
koPlayPrev, koPlayLast, koPanLeft, koPanRight, koPanUp, koPanDn, koRotateR, koRotateL, koFullscreen, koZoomReset,
koGreaterWindow, koToggleControls, koToggleBlackout, koCentreWindow, koMinimizeWindow, koDeleteCurrentItem, koRenameFile, koSpeedUp, koSpeedDn, koSpeedReset,
koCloseImageBrowser, koClipboard, koKeep, koReloadPlaylist, koPanReset, koBrightnessReset, koRotateReset, koContrastUp, koContrastDn, koContrastReset,
koGammaUp, koGammaDn, koSaturationUp, koSaturationDn, koGammaReset, koSaturationReset, koAllReset, koToggleHelp, koBrighterPB, koDarkerPB,
koTogglePlaylist, koCloseAll, koScreenshot, koAboutBox, koMaximize, koPlayThumbs, koNextFolder, koPrevFolder, koSaveCopy, koMoveToKeyFolder,
koThumbsUp, koThumbsDn, koAdjustAspectRatio, koWindowShorter, koWindowTaller, koWindowNarrower, koWindowWider, koUndoMove, koReverseSlideshow, koWiki,
koToggleNumlock, koKeepDelete, koExploreFolder
);
TKeyDirection = (kdDn, kdUp);
function processKeyStroke(const mpv: TMPVBasePlayer; const aKey: word; const aShiftState: TShiftState; const upDn: TKeyDirection): TKeyOp;
implementation
uses
winApi.windows,
mmpSingletons,
_debugWindow;
const
A = 'A'; B = 'B'; C = 'C'; D = 'D'; E = 'E'; F = 'F'; G = 'G'; H = 'H'; I = 'I'; J = 'J'; K = 'K'; L = 'L'; M = 'M';
N = 'N'; O = 'O'; P = 'P'; Q = 'Q'; R = 'R'; S = 'S'; T = 'T'; U = 'U'; V = 'V'; W = 'W'; X = 'X'; Y = 'Y'; Z = 'Z';
_0 = '0'; _1 = '1'; _2 = '2'; _3 = '3'; _4 = '4'; _5 = '5'; _6 = '6'; _7 = '7'; _8 = '8'; _9 = '9';
_EQUALS = 187; SLASH = 191; BACKSLASH = 220; OPEN_BRACKET = 219; CLOSE_BRACKET = 221; HYPHEN = 189; HASH = 222; BACKSPACE = 8;
OPEN_BRACE = 219; CLOSE_BRACE = 221; SINGLE_QUOTE = 192; SEMICOLON = 186;
function processKeyStroke(const mpv: TMPVBasePlayer; const aKey: word; const aShiftState: TShiftState; const upDn: TKeyDirection): TKeyOp;
function Ctrl: boolean;
begin
result := ssCtrl in aShiftState;
end;
function keyDn: boolean;
begin
result := upDn = kdDn;
end;
function keyUp: boolean;
begin
result := upDn = kdUp;
end;
function keyIs(const aKeyCode: word): boolean; overload;
begin
result := aKey = aKeyCode;
end;
function keyIs(const aChar: char): boolean; overload;
begin
result := aKey = ord(aChar);
end;
function shift: boolean;
begin
result := ssShift in aShiftState;
end;
function getKeyOp: TKeyOp;
begin
result := koNone;
case keyUp and keyIs(_1) of TRUE: result := koSpeedReset; end;
case keyUp and keyIs(_2) of TRUE: result := koContrastReset; end;
case keyUp and keyIs(_3) of TRUE: result := koPanReset; end;
case keyUp and keyIs(_4) of TRUE: result := koRotateReset; end;
case keyDn and keyIs(_8) of TRUE: result := koContrastDn; end;
case keyDn and keyIs(_9) and NOT ctrl of TRUE: result := koContrastUp; end;
case keyUp and keyIs(_0) and ctrl of TRUE: result := koCloseAll; end;
case keyUp and keyIs(_0) and NOT ctrl of TRUE: result := koBrightnessReset; end;
case keyDn and keyIs(_EQUALS) of TRUE: result := koBrightnessUp; end;
case keyUp and keyIs(A) and ctrl of TRUE: result := koAboutBox; end;
case keyUp and keyIs(A) and NOT ctrl of TRUE: result := koPlayFirst; end;
case keyUp and keyIs(C) of TRUE: result := koSaveCopy; end;
case keyUp and keyIs(D) and ctrl of TRUE: result := koPrevFolder; end;
case keyUp and keyIs(D) and NOT ctrl of TRUE: result := koNextFolder; end;
case keyUp and keyIs(E) of TRUE: result := koPrevFolder; end;
case keyUp and keyIs(F) and ctrl of TRUE: result := koExploreFolder; end;
case keyDn and keyIs(G) of TRUE: result := koGreaterWindow; end;
case keyUp and keyIs(H) and ctrl of TRUE: result := koToggleHelp; end;
case keyUp and keyIs(H) and NOT ctrl of TRUE: result := koCentreWindow; end;
case keyDn and keyIs(I) of TRUE: result := koZoomIn; end;
case keyUp and keyIs(J) of TRUE: result := koAdjustAspectRatio; end;
case keyUp and keyIs(K) and ctrl of TRUE: result := koKeepDelete; end;
case keyUp and keyIs(K) and NOT ctrl of TRUE: result := koKeep; end;
case keyUp and keyIs(M) of TRUE: result := koMaximize; end;
case keyUp and keyIs(L) of TRUE: result := koReloadPlaylist; end;
case keyUp and keyIs(N) and ctrl of TRUE: result := koToggleNumlock; end;
case keyUp and keyIs(N) and NOT ctrl of TRUE: result := koMinimizeWindow; end;
case keyDn and keyIs(O) of TRUE: result := koZoomOut; end;
case keyUp and keyIs(Q) of TRUE: result := koPlayPrev; end;
case keyUp and keyIs(R) of TRUE: result := koRenameFile; end;
case keyUp and keyIs(S) and ctrl of TRUE: result := koScreenshot; end; // in Image Browser, all F-keys are reserved
case keyUp and keyIs(S) and NOT ctrl of TRUE: result := koSaveMove; end;
case keyDn and keyIs(T) of TRUE: result := koPlayThumbs; end;
case keyUp and keyIs(U) and ctrl of TRUE: result := koUndoMove; end;
case keyUp and keyIs(U) and NOT ctrl of TRUE: result := koZoomReset; end;
case keyUp and keyIs(W) and ctrl of TRUE: result := koWiki; end;
case keyUp and keyIs(W) and NOT ctrl of TRUE: result := koPlayNext; end;
case keyUp and keyIs(X) of TRUE: result := koCloseImageBrowser; end;
case keyUp and keyIs(Y) of TRUE: result := koPlayThumbs; end;
case keyUp and keyIs(Z) of TRUE: result := koPlayLast; end;
case keyDn and keyIs(BACKSLASH) of TRUE: result := koSpeedDn; end;
case keyUp and keyIs(BACKSPACE) of TRUE: result := koAllReset; end;
case keyDn and keyIs(CLOSE_BRACKET) and shift of TRUE: result := koSaturationUp; end; // close curly brace
case keyDn and keyIs(CLOSE_BRACKET) and NOT shift of TRUE: result := koGammaUp; end;
case keyDn and keyIs(HYPHEN) of TRUE: result := koBrightnessDn; end;
case keyDn and keyIs(OPEN_BRACKET) and shift of TRUE: result := koSaturationDn; end; // open curly brace
case keyDn and keyIs(OPEN_BRACKET) and NOT shift of TRUE: result := koGammaDn; end;
case keyUp and keyIs(SEMICOLON) of TRUE: result := koSaturationReset; end;
case keyUp and keyIs(SINGLE_QUOTE) of TRUE: result := koGammaReset; end;
case keyDn and keyIs(SLASH) of TRUE: result := koSpeedUp; end;
case keyDn and keyIs(VK_ADD) and ctrl of TRUE: result := koWindowWider; end;
case keyDn and keyIs(VK_ADD) and NOT ctrl of TRUE: result := koWindowTaller; end;
case keyUp and keyIs(VK_DELETE) of TRUE: result := koDeleteCurrentItem; end;
case keyDn and keyIs(VK_DOWN) and ctrl of TRUE: result := koPanDn; end; // can also be ctrl-shift
case keyDn and keyIs(VK_DOWN) and NOT ctrl and shift of TRUE: result := koThumbsDn; end;
case keyDn and keyIs(VK_DOWN) and NOT ctrl and NOT shift of TRUE: result := koNextFolder; end;
case keyUp and keyIs(VK_END) of TRUE: result := koPlayLast; end;
case keyUp and keyIs(VK_ESCAPE) of TRUE: result := koCloseImageBrowser; end;
case keyUp and keyIs(VK_HOME) of TRUE: result := koPlayFirst; end;
case keyUp and keyIs(VK_INSERT) of TRUE: result := koClipboard; end;
case keyDn and keyIs(VK_LEFT) and ctrl of TRUE: result := koPanLeft; end;
case keyDn and keyIs(VK_LEFT) and NOT ctrl of TRUE: result := koPlayPrev; end;
case keyUp and keyIs(VK_NEXT) and NOT GV.showingPlaylist of TRUE: result := koRotateR; end;
case keyUp and keyIs(VK_PRIOR) and NOT GV.showingPlaylist of TRUE: result := koRotateL; end;
case keyDn and keyIs(VK_RETURN) and ctrl and NOT GV.showingPlaylist of TRUE: result := koPlayPrev; end;
case keyDn and keyIs(VK_RETURN) and NOT ctrl and NOT GV.showingPlaylist of TRUE: result := koPlayNext; end;
case keyDn and keyIs(VK_RIGHT) and ctrl of TRUE: result := koPanRight; end;
case keyDn and keyIs(VK_RIGHT) and NOT ctrl of TRUE: result := koPlayNext; end;
case keyUp and keyIs(VK_SPACE) and ctrl of TRUE: result := koReverseSlideshow; end;
case keyUp and keyIs(VK_SPACE) and NOT ctrl of TRUE: result := koPausePlay; end;
case keyDn and keyIs(VK_SUBTRACT) and ctrl of TRUE: result := koWindowNarrower; end;
case keyDn and keyIs(VK_SUBTRACT) and NOT ctrl of TRUE: result := koWindowShorter; end;
case keyDn and keyIs(VK_UP) and ctrl of TRUE: result := koPanUp; end; // can also be ctrl-shift
case keyDn and keyIs(VK_UP) and NOT ctrl and shift of TRUE: result := koThumbsUp; end;
case keyDn and keyIs(VK_UP) and NOT ctrl and NOT shift of TRUE: result := koPrevFolder; end;
case keyUp and (aKey in [VK_F1..VK_F12]) of TRUE: result := koMoveToKeyFolder; end;
// TO DO
// case keyDn and keyIs(VK_SPACE) and NOT GV.playingSlideshow of TRUE: result := koPlayNext; end;
// case keyDn and keyIs(VK_SPACE) and ctrl and NOT GV.playingSlideshow of TRUE: result := koPlayPrev; end;
// case keyUp and keyIs(F) of TRUE: result := koFullscreen; end;
// case keyUp and keyIs(B) and NOT ctrl of TRUE: result := koToggleBlackout; end;
// case keyUp and keyIs(HASH) of TRUE: result := koShowCaption; end;
// case keyDn and keyIs(B) and ctrl of TRUE: result := koBrighterPB; end;
// case keyDn and keyIs(B) and ctrl and shift of TRUE: result := koDarkerPB; end;
// case keyUp and keyIs(P) of TRUE: result := koTogglePlaylist; end;
// spare keys
// case keyUp and keyIs(R) and ctrl of TRUE: result := koNone; end;
// case keyDn and keyIs(VK_TAB) of TRUE: result := koNone; end;
// case keyUp and keyIs(P) and ctrl of TRUE: result := koNone; end;
// case keyUp and keyIs(_5) of TRUE: result := koNone; end;
// case keyUp and keyIs(_6) of TRUE: result := koNone; end;
// case keyUp and keyIs(_7) of TRUE: result := koNone; end;
// case keyUp and keyIs(_9) and ctrl of TRUE: result := koNone; end;
// case keyUp and keyIs(V) of TRUE: result := koNone; end;
// case keyUp and keyIs(E) and ctrl of TRUE: result := koNone; end;
end;
begin
// debugInteger('keyOpKey', aKey);
// case upDn = kdUp of TRUE: debug('key UP'); end;
// case upDn = kdDn of TRUE: debug('key DN'); end;
// debugBoolean('shift in shift', shift);
// debugBoolean('ctrl in shift', ctrl);
result := getKeyOp;
// debugInteger('keyOp', integer(result));
end;
end.