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FIX: COCOA: improved key event handling mechanism by NSTextInputClientProtocol.hasMarkedText() in IME input state

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rich2014 2022-10-25 14:11:07 +08:00 committed by Maxim Ganetsky
parent f1c87cd5ae
commit 467026508f
4 changed files with 53 additions and 6 deletions
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34
lcl/interfaces/cocoa/cocoaint.pas
View File

@ -520,6 +520,7 @@ var
idx: integer;
win : NSWindow;
cbnew : ICommonCallback;
responder : NSResponder;
begin
{$ifdef COCOALOOPNATIVE}
try
@ -528,10 +529,24 @@ begin
win := theEvent.window;
if not Assigned(win) then win := self.keyWindow;
responder := nil;
cb := nil;
if Assigned(win) then
cb := win.firstResponder.lclGetCallback
else
cb := nil;
begin
responder := win.firstResponder;
cb := responder.lclGetCallback;
if Assigned(cb) and (theEvent.type_=NSKeyDown) then
begin
// set CocoaOnlyState when NSKeyDown only,
// keep last CocoaOnlyState when NSKeyUp
if responder.conformsToProtocol(objcprotocol(NSTextInputClientProtocol)) then
cb.CocoaOnlyState := NSTextInputClientProtocol(responder).hasMarkedText
else
cb.CocoaOnlyState := false;
end;
end;
try
if (theEvent.type_ = NSKeyDown) or (theEvent.type_ = NSKeyUp) or
(theEvent.type_ = NSFlagsChanged) then begin
@ -558,10 +573,17 @@ begin
end;
{$endif}
cb.KeyEvBefore(theEvent, allowcocoa);
if allowcocoa then
if cb.IsCocoaOnlyState then
begin
inherited sendEvent(theEvent);
cb.KeyEvAfter;
end
else
begin
cb.KeyEvBefore(theEvent, allowcocoa);
if allowcocoa then
inherited sendEvent(theEvent);
cb.KeyEvAfter;
end;
finally
if Assigned(wnd) then
wnd._keyEvCallback := nil;

5
lcl/interfaces/cocoa/cocoaprivate.pas
View File

@ -75,6 +75,10 @@ type
procedure KeyEvHandled;
procedure SetTabSuppress(ASuppress: Boolean);
// only Cocoa Event Mechanism (no LCL Event), if the IME is in use
function IsCocoaOnlyState: Boolean;
procedure SetCocoaOnlyState( state:Boolean );
function scrollWheel(Event: NSEvent): Boolean;
function CanFocus: Boolean;
// size, pos events
@ -115,6 +119,7 @@ type
// properties
property HasCaret: Boolean read GetHasCaret write SetHasCaret;
property IsOpaque: Boolean read GetIsOpaque write SetIsOpaque;
property CocoaOnlyState: Boolean read IsCocoaOnlyState write SetCocoaOnlyState;
end;
{ LCLObjectExtension }

6
lcl/interfaces/cocoa/cocoawindows.pas
View File

@ -998,6 +998,12 @@ var
mn : NSMenu;
allowcocoa : Boolean;
begin
if Assigned(_keyEvCallback) and _keyEvCallback.IsCocoaOnlyState then
begin
inherited keyDown(event);
Exit;
end;
if performKeyEquivalent(event) then
Exit;

14
lcl/interfaces/cocoa/cocoawscommon.pas
View File

@ -47,6 +47,7 @@ type
_IsSysKey : Boolean;
_IsKeyDown : Boolean;
_KeyHandled: Boolean;
_isCocoaOnlyState: Boolean;
_UTF8Character : array [0..7] of TUTF8Char;
_UTF8Charcount : Integer;
procedure OffsetMousePos(LocInWin: NSPoint; out PtInBounds, PtInClient, PtForChildCtrls: TPoint );
@ -86,6 +87,9 @@ type
procedure SetTabSuppress(ASuppress: Boolean);
function CanFocus: Boolean; virtual;
function IsCocoaOnlyState: Boolean;
procedure SetCocoaOnlyState(state: Boolean);
procedure MouseClick; virtual;
function MouseMove(Event: NSEvent): Boolean; virtual;
function scrollWheel(Event: NSEvent): Boolean; virtual;
@ -901,6 +905,16 @@ begin
_KeyHandled := True;
end;
function TLCLCommonCallback.IsCocoaOnlyState: Boolean;
begin
Result := _isCocoaOnlyState;
end;
procedure TLCLCommonCallback.SetCocoaOnlyState( state:Boolean );
begin
_isCocoaOnlyState := state;
end;
procedure TLCLCommonCallback.SetTabSuppress(ASuppress: Boolean);
begin
SuppressTabDown := ASuppress;