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Merge pull request #353 from User4martin/fpc-work-5

Fpc work 5
This commit is contained in:
Salvador Díaz Fau 2021-03-20 11:47:27 +01:00 committed by GitHub
commit 5bd415a4be
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12 changed files with 178 additions and 41 deletions

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@ -9,6 +9,7 @@
<SessionStorage Value="InProjectDir"/>
<Title Value="External Pump Browser"/>
<Scaled Value="True"/>
<NSPrincipalClass Value="TCrCocoaApplication"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
<XPManifest>

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@ -9,6 +9,7 @@
<SessionStorage Value="InProjectDir"/>
<Title Value="BrowserWindow"/>
<Scaled Value="True"/>
<NSPrincipalClass Value="TCrCocoaApplication"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
<XPManifest>

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@ -9,6 +9,7 @@
<SessionStorage Value="InProjectDir"/>
<Title Value="BrowserWindowDom"/>
<Scaled Value="True"/>
<NSPrincipalClass Value="TCrCocoaApplication"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
<XPManifest>

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@ -9,6 +9,7 @@
<SessionStorage Value="InProjectDir"/>
<Title Value="BrowserWindowEx"/>
<Scaled Value="True"/>
<NSPrincipalClass Value="TCrCocoaApplication"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
<XPManifest>

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@ -9,6 +9,7 @@
<SessionStorage Value="InProjectDir"/>
<Title Value="BrowserWindowOsrDom"/>
<Scaled Value="True"/>
<NSPrincipalClass Value="TCrCocoaApplication"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
<XPManifest>

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@ -0,0 +1 @@
Keyboard support on MacOS is known to be incomplete.

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@ -1,9 +1,9 @@
BrowserWindow
BrowserWindowOSR
# ABOUT
This example uses
TLazarusBrowserWindow
TLazarusBrowserWindowOSR
Examining DOM
TCEFWorkScheduler feeds the CEF messageloop by calling DoMessageLoopWork(). On Mac this is currently the only way to run the CEF messageloop.

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@ -10,6 +10,7 @@
<MainUnit Value="0"/>
<Title Value="External Pump Browser"/>
<Scaled Value="True"/>
<NSPrincipalClass Value="TCrCocoaApplication"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
<XPManifest>

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@ -1,6 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<CONFIG>
<Package Version="4">
<Package Version="5">
<PathDelim Value="\"/>
<Name Value="CEF4Delphi_Lazarus"/>
<Type Value="RunAndDesignTime"/>
@ -850,19 +850,23 @@
<UnitName Value="uCEFLazarusOsrBrowserWindow"/>
</Item202>
</Files>
<RequiredPkgs Count="4">
<CompatibilityMode Value="True"/>
<RequiredPkgs Count="5">
<Item1>
<PackageName Value="dcpcrypt"/>
<PackageName Value="IDEIntf"/>
</Item1>
<Item2>
<PackageName Value="LCL"/>
<PackageName Value="dcpcrypt"/>
</Item2>
<Item3>
<PackageName Value="LCLBase"/>
<PackageName Value="LCL"/>
</Item3>
<Item4>
<PackageName Value="FCL"/>
<PackageName Value="LCLBase"/>
</Item4>
<Item5>
<PackageName Value="FCL"/>
</Item5>
</RequiredPkgs>
<UsageOptions>
<UnitPath Value="$(PkgOutDir)"/>

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@ -35,6 +35,15 @@
*
*)
(*
=== State of Implementation ===
On MacOS the keyboard support is currently incomplete
*)
unit uCEFLazarusOsrBrowserWindow;
{$mode objfpc}{$H+}
@ -43,22 +52,35 @@ unit uCEFLazarusOsrBrowserWindow;
interface
uses
uCEFLazarusCocoa,
{$IFDEF FPC}
LResources,
LResources, PropEdits,
{$ENDIF}
uCEFApplication, uCEFChromiumWindow, uCEFTypes, uCEFInterfaces, uCEFChromium,
uCEFLinkedWinControlBase, uCEFLazApplication, uCEFBufferPanel,
uCEFLazarusBrowserWindow, uCEFBitmapBitBuffer, uCEFMiscFunctions,
uCEFConstants, Forms, ExtCtrls, LCLType, Graphics, Controls, syncobjs,
LazLogger, Classes, sysutils, math;
uCEFConstants, uCEFChromiumEvents, Forms, ExtCtrls, LCLType, Graphics,
Controls, syncobjs, LazLogger, Classes, sysutils, math;
type
TBrowserMouseEvent = procedure(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer;
var AHandled: Boolean) of Object;
TBrowserMouseMoveEvent = procedure(Sender: TObject; Shift: TShiftState;
X, Y: Integer;
var AHandled: Boolean) of Object;
TBrowserMouseWheelEvent = procedure(Sender: TObject; Shift: TShiftState;
WheelDelta: Integer; MousePos: TPoint;
var AHandled: Boolean) of Object;
TBrowserKeyEvent = procedure(Sender: TObject; var Key: Word; Shift: TShiftState; var AHandled: Boolean) of Object;
//TBrowserKeyPressEvent = procedure(Sender: TObject; var Key: char; var AHandled: Boolean) of Object;
TBrowserUTF8KeyPressEvent = procedure(Sender: TObject; var UTF8Key: TUTF8Char; var AHandled: Boolean) of Object;
TLazOsrChromium = class(TLazChromium)
end;
{ TLazarusOsrBrowserWindow }
TLazarusOsrBrowserWindow = class(TBufferPanel)
@ -114,17 +136,22 @@ type
AHeight: Integer);
private
FChromium : TLazChromium;
FChromium : TLazOsrChromium;
FOnBrowserClosed : TNotifyEvent;
FOnBrowserCreated : TNotifyEvent;
FOnKeyDown: TBrowserKeyEvent;
FOnKeyUp: TBrowserKeyEvent;
FOnMouseDown: TBrowserMouseEvent;
FOnMouseMove: TBrowserMouseMoveEvent;
FOnMouseUp: TBrowserMouseEvent;
FOnMouseWheel: TBrowserMouseWheelEvent;
FOnUtf8KeyPress: TBrowserUTF8KeyPressEvent;
procedure DoCreateBrowserAfterContext(Sender: TObject);
protected
function GetChromium: TLazChromium;
function GetChromium: TLazOsrChromium;
function getModifiers(Shift: TShiftState): TCefEventFlags;
function getKeyModifiers(Shift: TShiftState): TCefEventFlags;
function GetButton(Button: TMouseButton): TCefMouseButtonType;
@ -166,13 +193,18 @@ type
procedure LoadURL(aURL: ustring);
//
published
property Chromium : TLazChromium read GetChromium;
property Chromium : TLazOsrChromium read GetChromium;
property OnBrowserCreated : TNotifyEvent read FOnBrowserCreated write FOnBrowserCreated;
property OnBrowserClosed : TNotifyEvent read FOnBrowserClosed write FOnBrowserClosed;
property OnMouseDown: TBrowserMouseEvent read FOnMouseDown write FOnMouseDown;
property OnMouseUp: TBrowserMouseEvent read FOnMouseUp write FOnMouseUp;
property OnMouseMove: TBrowserMouseMoveEvent read FOnMouseMove write FOnMouseMove;
property OnMouseWheel: TBrowserMouseWheelEvent read FOnMouseWheel write FOnMouseWheel;
property OnKeyDown: TBrowserKeyEvent read FOnKeyDown write FOnKeyDown;
property OnKeyUp: TBrowserKeyEvent read FOnKeyUp write FOnKeyUp;
property OnUtf8KeyPress: TBrowserUTF8KeyPressEvent read FOnUtf8KeyPress write FOnUtf8KeyPress;
end;
{$IFDEF FPC}
@ -498,7 +530,7 @@ begin
end;
end;
function TLazarusOsrBrowserWindow.GetChromium: TLazChromium;
function TLazarusOsrBrowserWindow.GetChromium: TLazOsrChromium;
begin
Result := FChromium;
end;
@ -511,6 +543,7 @@ begin
if (ssShift in Shift) then Result := Result or EVENTFLAG_SHIFT_DOWN;
if (ssAlt in Shift) then Result := Result or EVENTFLAG_ALT_DOWN;
if (ssCtrl in Shift) then Result := Result or EVENTFLAG_CONTROL_DOWN;
if (ssMeta in Shift) then Result := Result or EVENTFLAG_COMMAND_DOWN;
if (ssLeft in Shift) then Result := Result or EVENTFLAG_LEFT_MOUSE_BUTTON;
if (ssRight in Shift) then Result := Result or EVENTFLAG_RIGHT_MOUSE_BUTTON;
if (ssMiddle in Shift) then Result := Result or EVENTFLAG_MIDDLE_MOUSE_BUTTON;
@ -523,6 +556,7 @@ begin
if (ssShift in Shift) then Result := Result or EVENTFLAG_SHIFT_DOWN;
if (ssAlt in Shift) then Result := Result or EVENTFLAG_ALT_DOWN;
if (ssCtrl in Shift) then Result := Result or EVENTFLAG_CONTROL_DOWN;
if (ssMeta in Shift) then Result := Result or EVENTFLAG_COMMAND_DOWN;
if (ssNum in Shift) then Result := Result or EVENTFLAG_NUM_LOCK_ON;
if (ssCaps in Shift) then Result := Result or EVENTFLAG_CAPS_LOCK_ON;
end;
@ -649,8 +683,14 @@ end;
procedure TLazarusOsrBrowserWindow.MouseMove(Shift: TShiftState; X, Y: Integer);
var
TempEvent : TCefMouseEvent;
IsHandled: Boolean;
begin
inherited MouseMove(Shift, X, Y);
IsHandled := False;
if FOnMouseMove <> nil then
FOnMouseMove(Self, Shift, X, Y, IsHandled);
if IsHandled then
exit;
TempEvent.x := x;
TempEvent.y := y;
@ -699,8 +739,14 @@ function TLazarusOsrBrowserWindow.DoMouseWheel(Shift: TShiftState;
WheelDelta: Integer; MousePos: TPoint): Boolean;
var
TempEvent : TCefMouseEvent;
IsHandled: Boolean;
begin
Result := inherited DoMouseWheel(Shift, WheelDelta, MousePos);
IsHandled := False;
if FOnMouseWheel <> nil then
FOnMouseWheel(Self, Shift, WheelDelta, MousePos, IsHandled);
if IsHandled then
exit;
TempEvent.x := MousePos.x;
TempEvent.y := MousePos.y;
@ -717,14 +763,27 @@ end;
procedure TLazarusOsrBrowserWindow.KeyDown(var Key: Word; Shift: TShiftState);
var
TempKeyEvent : TCefKeyEvent;
IsHandled: Boolean;
begin
IsHandled := False;
if FOnKeyDown <> nil then
FOnKeyDown(Self, Key, Shift, IsHandled);
if IsHandled then begin
inherited KeyDown(Key, Shift);
exit;
end;
FLastKeyDown := Key;
if (Key <> 0) and (Chromium <> nil) then
begin
TempKeyEvent.kind := KEYEVENT_RAWKEYDOWN;
TempKeyEvent.modifiers := getModifiers(Shift);
TempKeyEvent.windows_key_code := Key;
{$IFDEF DARWIN} // $IFDEF MACOSX
TempKeyEvent.native_key_code := LastMacOsKeyDownCode;
{$ELSE}
TempKeyEvent.native_key_code := 0;
{$ENDIF}
TempKeyEvent.is_system_key := ord(False);
TempKeyEvent.character := #0;
TempKeyEvent.unmodified_character := #0;
@ -742,7 +801,16 @@ procedure TLazarusOsrBrowserWindow.UTF8KeyPress(var UTF8Key: TUTF8Char);
var
TempKeyEvent : TCefKeyEvent;
TempString : UnicodeString;
IsHandled: Boolean;
begin
IsHandled := False;
if FOnUtf8KeyPress <> nil then
FOnUtf8KeyPress(Self, UTF8Key, IsHandled);
if IsHandled then begin
inherited UTF8KeyPress(UTF8Key);
exit;
end;
if Focused then
begin
TempString := UTF8Decode(UTF8Key);
@ -773,7 +841,16 @@ end;
procedure TLazarusOsrBrowserWindow.KeyUp(var Key: Word; Shift: TShiftState);
var
TempKeyEvent : TCefKeyEvent;
IsHandled: Boolean;
begin
IsHandled := False;
if FOnKeyUp <> nil then
FOnKeyUp(Self, Key, Shift, IsHandled);
if IsHandled then begin
inherited KeyUp(Key, Shift);
exit;
end;
if (Key <> 0) and (Chromium <> nil) then
begin
TempKeyEvent.kind := KEYEVENT_KEYUP;
@ -843,9 +920,9 @@ begin
FSelectedRange.from := 0;
FSelectedRange.to_ := 0;
FChromium := TLazChromium.Create(Self);
FChromium.OnBrowserClosed := {$IFDEF FPC}@{$ENDIF}DoOnClosed;
FChromium.OnBrowserCreated := {$IFDEF FPC}@{$ENDIF}DoOnCreated;
FChromium := TLazOsrChromium.Create(Self);
FChromium.InternalOnBrowserClosed := {$IFDEF FPC}@{$ENDIF}DoOnClosed;
FChromium.InternalOnBrowserCreated := {$IFDEF FPC}@{$ENDIF}DoOnCreated;
FChromium.OnPaint := {$IFDEF FPC}@{$ENDIF}DoChromiumPaint;
FChromium.OnGetViewRect := {$IFDEF FPC}@{$ENDIF}DoGetChromiumViewRect;
@ -910,6 +987,17 @@ procedure Register;
begin
// {$I res/tlazarusosrbrowserwindow.lrs}
RegisterComponents('Chromium', [TLazarusOsrBrowserWindow]);
RegisterPropertyEditor(TypeInfo(TOnClose), TLazOsrChromium,'OnClose',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnPaint), TLazOsrChromium,'OnPaint',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnGetViewRect), TLazOsrChromium,'OnGetViewRect',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnCursorChange), TLazOsrChromium,'OnCursorChange',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnGetScreenPoint), TLazOsrChromium,'OnGetScreenPoint',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnGetScreenInfo), TLazOsrChromium,'OnGetScreenInfo',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnPopupShow), TLazOsrChromium,'OnPopupShow',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnPopupSize), TLazOsrChromium,'OnPopupSize',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnTooltip), TLazOsrChromium,'OnTooltip',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnBeforePopup), TLazOsrChromium,'OnBeforePopup',THiddenPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnIMECompositionRangeChanged), TLazOsrChromium,'OnIMECompositionRangeChanged',THiddenPropertyEditor);
end;
{$ENDIF}

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@ -44,11 +44,11 @@ interface
uses
{$IFDEF FPC}
LResources,
LResources, PropEdits,
{$ENDIF}
uCEFApplication, uCEFChromiumWindow, uCEFTypes, uCEFInterfaces, uCEFChromium,
uCEFLinkedWinControlBase, uCEFLazApplication, uCEFBrowserViewComponent, Forms,
ExtCtrls, Controls, Classes, sysutils;
uCEFLinkedWinControlBase, uCEFLazApplication, uCEFBrowserViewComponent,
uCEFChromiumEvents, Forms, ExtCtrls, Controls, Classes, sysutils;
type
@ -63,18 +63,22 @@ type
private type
TLazChromiumState = (csNoBrowser, csCreatingBrowser, csHasBrowser, csClosingBrowser, csCloseAfterCreate);
private
FInternalOnGotFocus: TOnGotFocus;
FState : TLazChromiumState;
FOnBrowserClosed : TNotifyEvent;
FOnBrowserCreated : TNotifyEvent;
FInternalOnBrowserClosed : TNotifyEvent;
FInternalOnBrowserCreated : TNotifyEvent;
FLoadUrl, FFrameName : ustring;
function GetIsClosing: Boolean;
procedure SetInternalOnClose(AValue: TOnClose);
protected
function GetHasBrowser : boolean; reintroduce;
procedure doOnBeforeClose(const ABrowser: ICefBrowser); override;
procedure doOnAfterCreated(const ABrowser: ICefBrowser); override;
procedure doOnGotFocus(const Abrowser: ICefBrowser); override;
function MustCreateFocusHandler: boolean; override;
procedure DoCreated(Data: PtrInt);
procedure DoOnClosed(Data: PtrInt);
@ -108,8 +112,9 @@ type
- OnBrowserCreated: the parent event may be called when procedure Initialized is still false.
- OnBrowserCreated: may not be called, if the CloseBrowser has already been called
*)
property OnBrowserCreated : TNotifyEvent read FOnBrowserCreated write FOnBrowserCreated;
property OnBrowserClosed : TNotifyEvent read FOnBrowserClosed write FOnBrowserClosed;
property InternalOnBrowserCreated : TNotifyEvent read FInternalOnBrowserCreated write FInternalOnBrowserCreated;
property InternalOnBrowserClosed : TNotifyEvent read FInternalOnBrowserClosed write FInternalOnBrowserClosed;
property InternalOnGotFocus : TOnGotFocus read FInternalOnGotFocus write FInternalOnGotFocus;
end;
TLazarusBrowserWindow = class;
@ -148,6 +153,7 @@ type
*)
procedure WaitForBrowserClosed;
published
property Chromium: TLazChromium read FChromium;
end;
@ -167,6 +173,7 @@ type
procedure DoCreateBrowser(Sender: TObject);
procedure DoCreateBrowserAfterContext(Sender: TObject);
function GetLazChromium: TLazChromium;
protected
function GetChromium: TChromium; override;
procedure DestroyHandle; override;
@ -188,7 +195,7 @@ type
procedure LoadURL(aURL: ustring);
published
property Chromium; // : TChromium read GetChromium;
property Chromium: TLazChromium read GetLazChromium;
property OnBrowserCreated : TNotifyEvent read FOnBrowserCreated write FOnBrowserCreated;
(* OnBrowserClosed will not be called, if the TLazarusBrowserWindow is
@ -210,6 +217,11 @@ begin
Result := FState in [csCloseAfterCreate, csClosingBrowser];
end;
procedure TLazChromium.SetInternalOnClose(AValue: TOnClose);
begin
inherited OnClose := AValue;
end;
function TLazChromium.GetHasBrowser: boolean;
begin
Result := (FState <> csNoBrowser) or (inherited GetHasBrowser);
@ -233,6 +245,19 @@ begin
Application.QueueAsyncCall(@DoCreated, 0);
end;
procedure TLazChromium.doOnGotFocus(const Abrowser: ICefBrowser);
begin
inherited doOnGotFocus(Abrowser);
if Assigned(FInternalOnGotFocus) then
FInternalOnGotFocus(Self, Abrowser);
end;
function TLazChromium.MustCreateFocusHandler: boolean;
begin
Result := assigned(FInternalOnGotFocus) or
inherited MustCreateFocusHandler;
end;
procedure TLazChromium.DoCreated(Data: PtrInt);
var
u, f: ustring;
@ -247,8 +272,8 @@ begin
LoadURL(u, f);
end;
if (FOnBrowserCreated <> nil) then
FOnBrowserCreated(Self);
if (FInternalOnBrowserCreated <> nil) then
FInternalOnBrowserCreated(Self);
end;
csCloseAfterCreate: begin
FState := csHasBrowser;
@ -259,8 +284,8 @@ end;
procedure TLazChromium.DoOnClosed(Data: PtrInt);
begin
if (FOnBrowserClosed <> nil) then
FOnBrowserClosed(Self);
if (FInternalOnBrowserClosed <> nil) then
FInternalOnBrowserClosed(Self);
end;
constructor TLazChromium.Create(AOwner: TComponent);
@ -400,15 +425,15 @@ begin
FBrowserWindow := AOwner;
FWrapperState := wsNone;
FChromium := TLazChromium.Create(nil);
if not(csDesigning in AOwner.ComponentState) then
begin
FChromium := TLazChromium.Create(nil);
FChromium.OnClose := {$IFDEF FPC}@{$ENDIF}BrowserThread_OnClose;
FChromium.OnBrowserClosed := {$IFDEF FPC}@{$ENDIF}DoOnBeforeClose;
FChromium.OnBrowserCreated := {$IFDEF FPC}@{$ENDIF}DoOnAfterCreated;
FChromium.InternalOnBrowserClosed := {$IFDEF FPC}@{$ENDIF}DoOnBeforeClose;
FChromium.InternalOnBrowserCreated := {$IFDEF FPC}@{$ENDIF}DoOnAfterCreated;
{$IFDEF LINUX}
// This is a workaround for the CEF issue #2026. Read below for more info.
FChromium.OnGotFocus := {$IFDEF FPC}@{$ENDIF}BrowserThread_OnGotFocus;
FChromium.InternalOnGotFocus := {$IFDEF FPC}@{$ENDIF}BrowserThread_OnGotFocus;
{$ENDIF}
end;
@ -518,6 +543,11 @@ begin
{$ENDIF}
end;
function TLazarusBrowserWindow.GetLazChromium: TLazChromium;
begin
Result := FChromiumWrapper.Chromium;
end;
function TLazarusBrowserWindow.GetChromium: TChromium;
begin
Result := FChromiumWrapper.FChromium;
@ -643,6 +673,8 @@ procedure Register;
begin
{$I res/tlazarusbrowserwindow.lrs}
RegisterComponents('Chromium', [TLazarusBrowserWindow]);
RegisterPropertyEditor(ClassTypeInfo(TLazChromium), nil,'',TClassPropertyEditor);
RegisterPropertyEditor(TypeInfo(TOnClose), TLazChromium, 'OnClose', THiddenPropertyEditor);
end;
{$ENDIF}

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@ -31,7 +31,7 @@ uses
{$IFDEF DARWIN} // $IFDEF MACOSX
CocoaAll, CocoaInt, Cocoa_Extra,
{$ENDIF}
Classes, SysUtils;
Classes, SysUtils, ctypes;
{$IFDEF DARWIN} // $IFDEF MACOSX
type
@ -56,6 +56,7 @@ type
procedure AddCrDelegate;
var LastMacOsKeyDownCode: cushort;
{$ENDIF}
implementation
@ -156,7 +157,12 @@ var
begin
CurrentHandling:=isHandlingSendEvent;
setHandlingSendEvent(true);
if (theEvent.type_ = NSKeyDown)
then begin
LastMacOsKeyDownCode := theEvent.keyCode;
end;
inherited;
LastMacOsKeyDownCode:=0;
setHandlingSendEvent(CurrentHandling);
end;