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Mozilla/mozilla/widget/src/photon/nsWidget.cpp
amardare%qnx.com 53abc86701 Changes for the qnx ( photon ) platform. It should not affect runtime/building other platforms. 
Fixed the problem with the mouse cursor not being set correctly when crossing region boundaries.


git-svn-id: svn://10.0.0.236/trunk@154310 18797224-902f-48f8-a5cc-f745e15eee43
2004-03-26 17:22:58 +00:00

1267 lines
36 KiB
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Jerry.Kirk@Nexwarecorp.com
* Michael.Kedl@Nexwarecorp.com
* Dale.Stansberry@Nexwarecorop.com
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsWidget.h"
#include "nsIAppShell.h"
#include "nsIComponentManager.h"
#include "nsIDeviceContext.h"
#include "nsIFontMetrics.h"
#include "nsILookAndFeel.h"
#include "nsToolkit.h"
#include "nsWidgetsCID.h"
#include "nsGfxCIID.h"
#include <Pt.h>
#include "PtRawDrawContainer.h"
#include "nsIRollupListener.h"
#include "nsIServiceManager.h"
#include "nsWindow.h"
#include "nsDragService.h"
#include "nsReadableUtils.h"
#include "nsIPref.h"
#include "nsPhWidgetLog.h"
#include <errno.h>
#include <photon/PtServer.h>
static NS_DEFINE_CID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
// BGR, not RGB - REVISIT
#define NSCOLOR_TO_PHCOLOR(g,n) \
g.red=NS_GET_B(n); \
g.green=NS_GET_G(n); \
g.blue=NS_GET_R(n);
////////////////////////////////////////////////////////////////////
//
// Define and Initialize global variables
//
////////////////////////////////////////////////////////////////////
//
// Keep track of the last widget being "dragged"
//
nsILookAndFeel *nsWidget::sLookAndFeel = nsnull;
nsIDragService *nsWidget::sDragService = nsnull;
PRUint32 nsWidget::sWidgetCount = 0;
PRBool nsWidget::sJustGotActivated = PR_FALSE;
PRBool nsWidget::sJustGotDeactivated = PR_FALSE;
nsWidget::nsWidget()
{
if (!sLookAndFeel) {
if (NS_OK != nsComponentManager::CreateInstance(kLookAndFeelCID,
nsnull,
NS_GET_IID(nsILookAndFeel),
(void**)&sLookAndFeel))
sLookAndFeel = nsnull;
}
if( sLookAndFeel )
sLookAndFeel->GetColor( nsILookAndFeel::eColor_WindowBackground, mBackground );
if( !sDragService ) {
nsresult rv;
nsCOMPtr<nsIDragService> s;
s = do_GetService( "@mozilla.org/widget/dragservice;1", &rv );
sDragService = ( nsIDragService * ) s;
if( NS_FAILED( rv ) ) sDragService = 0;
}
mWidget = nsnull;
mParent = nsnull;
mPreferredWidth = 0;
mPreferredHeight = 0;
mShown = PR_FALSE;
mBounds.x = 0;
mBounds.y = 0;
mBounds.width = 0;
mBounds.height = 0;
mIsDestroying = PR_FALSE;
mOnDestroyCalled = PR_FALSE;
mIsToplevel = PR_FALSE;
mListenForResizes = PR_FALSE;
sWidgetCount++;
}
nsWidget::~nsWidget( ) {
// it's safe to always call Destroy() because it will only allow itself to be called once
Destroy();
if( !sWidgetCount-- ) {
NS_IF_RELEASE( sLookAndFeel );
}
}
//-------------------------------------------------------------------------
//
// nsISupport stuff
//
//-------------------------------------------------------------------------
NS_IMPL_ISUPPORTS_INHERITED1(nsWidget, nsBaseWidget, nsIKBStateControl)
NS_METHOD nsWidget::WidgetToScreen( const nsRect& aOldRect, nsRect& aNewRect ) {
if( mWidget ) {
/* This is NOT correct */
aNewRect.x = aOldRect.x;
aNewRect.y = aOldRect.y;
}
return NS_OK;
}
// nsWidget::ScreenToWidget - Not Implemented
NS_METHOD nsWidget::ScreenToWidget( const nsRect& aOldRect, nsRect& aNewRect ) {
return NS_OK;
}
//-------------------------------------------------------------------------
//
// Close this nsWidget
//
//-------------------------------------------------------------------------
NS_IMETHODIMP nsWidget::Destroy( void ) {
// make sure we don't call this more than once.
if( mIsDestroying ) return NS_OK;
// ok, set our state
mIsDestroying = PR_TRUE;
// call in and clean up any of our base widget resources
// are released
nsBaseWidget::Destroy();
// destroy our native windows
DestroyNative();
// make sure to call the OnDestroy if it hasn't been called yet
if( mOnDestroyCalled == PR_FALSE ) OnDestroy();
// make sure no callbacks happen
mEventCallback = nsnull;
return NS_OK;
}
// this is the function that will destroy the native windows for this widget.
/* virtual */
void nsWidget::DestroyNative( void ) {
if( mWidget ) {
// prevent the widget from causing additional events
mEventCallback = nsnull;
EnableDamage( mWidget, PR_FALSE );
PtDestroyWidget( mWidget );
EnableDamage( mWidget, PR_TRUE );
mWidget = nsnull;
}
}
// make sure that we clean up here
void nsWidget::OnDestroy( ) {
mOnDestroyCalled = PR_TRUE;
// release references to children, device context, toolkit + app shell
nsBaseWidget::OnDestroy();
DispatchStandardEvent(NS_DESTROY);
}
//////////////////////////////////////////////////////////////////////
//
// nsIKBStateControl Mehthods
//
//////////////////////////////////////////////////////////////////////
NS_IMETHODIMP nsWidget::ResetInputState( ) {
return NS_OK;
}
// to be implemented
NS_IMETHODIMP nsWidget::PasswordFieldInit( ) {
return NS_OK;
}
//-------------------------------------------------------------------------
//
// Hide or show this component
//
//-------------------------------------------------------------------------
NS_METHOD nsWidget::Show( PRBool bState ) {
if( !mWidget ) return NS_OK; // Will be null durring printing
PtArg_t arg;
if( bState ) {
if( mWindowType != eWindowType_child ) {
if (PtWidgetIsRealized(mWidget)) {
mShown = PR_TRUE;
return NS_OK;
}
EnableDamage( mWidget, PR_FALSE );
PtRealizeWidget(mWidget);
if( mWidget->rid == -1 ) {
EnableDamage( mWidget, PR_TRUE );
NS_ASSERTION(0,"nsWidget::Show mWidget's rid == -1\n");
mShown = PR_FALSE;
return NS_ERROR_FAILURE;
}
PtSetArg(&arg, Pt_ARG_FLAGS, 0, Pt_DELAY_REALIZE);
PtSetResources(mWidget, 1, &arg);
EnableDamage( mWidget, PR_TRUE );
PtDamageWidget(mWidget);
#ifdef Ph_REGION_NOTIFY
PhRegion_t region;
PtWidget_t *mWgt;
mWgt = (PtWidget_t*) GetNativeData( NS_NATIVE_WIDGET );
region.flags = Ph_REGION_NOTIFY | Ph_FORCE_BOUNDARY;
region.rid = PtWidgetRid(mWgt);
PhRegionChange(Ph_REGION_FLAGS, 0, &region, NULL, NULL);
#endif
}
else {
PtWidgetToFront( mWidget );
if( !mShown || !( mWidget->flags & Pt_REALIZED ) ) PtRealizeWidget( mWidget );
}
}
else {
if( mWindowType != eWindowType_child ) {
EnableDamage( mWidget, PR_FALSE );
PtUnrealizeWidget(mWidget);
EnableDamage( mWidget, PR_TRUE );
PtSetArg(&arg, Pt_ARG_FLAGS, Pt_DELAY_REALIZE, Pt_DELAY_REALIZE);
PtSetResources(mWidget, 1, &arg);
}
else {
EnableDamage( mWidget, PR_FALSE );
PtWidgetToBack( mWidget );
if( mShown ) PtUnrealizeWidget( mWidget );
EnableDamage( mWidget, PR_TRUE );
}
}
mShown = bState;
return NS_OK;
}
// nsWidget::SetModal - Not Implemented
NS_IMETHODIMP nsWidget::SetModal( PRBool aModal ) {
return NS_ERROR_FAILURE;
}
//-------------------------------------------------------------------------
//
// Move this component
//
//-------------------------------------------------------------------------
NS_METHOD nsWidget::Move( PRInt32 aX, PRInt32 aY ) {
if( ( mBounds.x == aX ) && ( mBounds.y == aY ) ) return NS_OK;
mBounds.x = aX;
mBounds.y = aY;
if( mWidget ) {
if(( mWidget->area.pos.x != aX ) || ( mWidget->area.pos.y != aY )) {
PhPoint_t pos = { aX, aY };
PtSetResource( mWidget, Pt_ARG_POS, &pos, 0 );
}
}
return NS_OK;
}
NS_METHOD nsWidget::Resize( PRInt32 aWidth, PRInt32 aHeight, PRBool aRepaint ) {
if( ( mBounds.width == aWidth ) && ( mBounds.height == aHeight ) )
return NS_OK;
mBounds.width = aWidth;
mBounds.height = aHeight;
if( mWidget ) {
PhDim_t dim = { aWidth, aHeight };
EnableDamage( mWidget, PR_FALSE );
PtSetResource( mWidget, Pt_ARG_DIM, &dim, 0 );
EnableDamage( mWidget, PR_TRUE );
}
return NS_OK;
}
//-------------------------------------------------------------------------
//
// Send a resize message to the listener
//
//-------------------------------------------------------------------------
PRBool nsWidget::OnResize( nsRect &aRect ) {
PRBool result = PR_FALSE;
// call the event callback
if( mEventCallback ) {
nsSizeEvent event;
InitEvent(event, NS_SIZE);
nsRect *foo = new nsRect(0, 0, aRect.width, aRect.height);
event.windowSize = foo;
event.point.x = 0;
event.point.y = 0;
event.mWinWidth = aRect.width;
event.mWinHeight = aRect.height;
NS_ADDREF_THIS();
result = DispatchWindowEvent(&event);
NS_RELEASE_THIS();
delete foo;
}
return result;
}
//------
// Move
//------
PRBool nsWidget::OnMove( PRInt32 aX, PRInt32 aY ) {
nsGUIEvent event;
InitEvent(event, NS_MOVE);
event.point.x = aX;
event.point.y = aY;
return DispatchWindowEvent(&event);
}
//-------------------------------------------------------------------------
//
// Set this component font
//
//-------------------------------------------------------------------------
NS_METHOD nsWidget::SetFont( const nsFont &aFont ) {
nsIFontMetrics* mFontMetrics;
mContext->GetMetricsFor(aFont, mFontMetrics);
if( mFontMetrics ) {
PtArg_t arg;
nsFontHandle aFontHandle;
mFontMetrics->GetFontHandle(aFontHandle);
nsString *aString;
aString = (nsString *) aFontHandle;
char *str = ToNewCString(*aString);
PtSetArg( &arg, Pt_ARG_TEXT_FONT, str, 0 );
PtSetResources( mWidget, 1, &arg );
delete [] str;
NS_RELEASE(mFontMetrics);
}
return NS_OK;
}
//-------------------------------------------------------------------------
//
// Set this component cursor
//
//-------------------------------------------------------------------------
NS_METHOD nsWidget::SetCursor( nsCursor aCursor ) {
// Only change cursor if it's changing
if( aCursor != mCursor ) {
unsigned short curs = Ph_CURSOR_POINTER;
PgColor_t color = Ph_CURSOR_DEFAULT_COLOR;
switch( aCursor ) {
case eCursor_sizeNW:
curs = Ph_CURSOR_DRAG_TL;
break;
case eCursor_sizeSE:
curs = Ph_CURSOR_DRAG_BR;
break;
case eCursor_sizeNE:
curs = Ph_CURSOR_DRAG_TL;
break;
case eCursor_sizeSW:
curs = Ph_CURSOR_DRAG_BL;
break;
case eCursor_crosshair:
curs = Ph_CURSOR_CROSSHAIR;
break;
case eCursor_copy:
case eCursor_alias:
case eCursor_context_menu:
break;
case eCursor_cell:
break;
case eCursor_spinning:
break;
case eCursor_count_up:
case eCursor_count_down:
case eCursor_count_up_down:
break;
case eCursor_move:
curs = Ph_CURSOR_MOVE;
break;
case eCursor_help:
curs = Ph_CURSOR_QUESTION_POINT;
break;
case eCursor_grab:
case eCursor_grabbing:
curs = Ph_CURSOR_FINGER;
break;
case eCursor_select:
curs = Ph_CURSOR_INSERT;
color = Pg_BLACK;
break;
case eCursor_wait:
curs = Ph_CURSOR_LONG_WAIT;
break;
case eCursor_hyperlink:
curs = Ph_CURSOR_FINGER;
break;
case eCursor_standard:
curs = Ph_CURSOR_POINTER;
break;
case eCursor_sizeWE:
curs = Ph_CURSOR_DRAG_HORIZONTAL;
break;
case eCursor_sizeNS:
curs = Ph_CURSOR_DRAG_VERTICAL;
break;
// REVISIT - Photon does not have the following cursor types...
case eCursor_arrow_north:
case eCursor_arrow_north_plus:
curs = Ph_CURSOR_DRAG_TOP;
break;
case eCursor_arrow_south:
case eCursor_arrow_south_plus:
curs = Ph_CURSOR_DRAG_BOTTOM;
break;
case eCursor_arrow_east:
case eCursor_arrow_east_plus:
curs = Ph_CURSOR_DRAG_RIGHT;
break;
case eCursor_arrow_west:
case eCursor_arrow_west_plus:
curs = Ph_CURSOR_DRAG_LEFT;
break;
case eCursor_zoom_in:
case eCursor_zoom_out:
break;
default:
NS_ASSERTION(0, "Invalid cursor type");
break;
}
if( mWidget ) {
PtArg_t args[2];
PtSetArg( &args[0], Pt_ARG_CURSOR_TYPE, curs, 0 );
PtSetArg( &args[1], Pt_ARG_CURSOR_COLOR, color, 0 );
PtSetResources( mWidget, 2, args );
}
mCursor = aCursor;
}
return NS_OK;
}
NS_METHOD nsWidget::Invalidate( PRBool aIsSynchronous ) {
// mWidget will be null during printing
if( !mWidget || !PtWidgetIsRealized( mWidget ) ) return NS_OK;
PtWidget_t *aWidget = (PtWidget_t *)GetNativeData(NS_NATIVE_WIDGET);
PtDamageWidget( aWidget );
if( aIsSynchronous ) PtFlush();
return NS_OK;
}
NS_METHOD nsWidget::Invalidate( const nsRect & aRect, PRBool aIsSynchronous ) {
if( !mWidget ) return NS_OK; // mWidget will be null during printing
if( !PtWidgetIsRealized( mWidget ) ) return NS_OK;
PhRect_t prect;
prect.ul.x = aRect.x;
prect.ul.y = aRect.y;
prect.lr.x = prect.ul.x + aRect.width - 1;
prect.lr.y = prect.ul.y + aRect.height - 1;
if( ! ( mWidget->class_rec->flags & Pt_DISJOINT ) )
PhTranslateRect( &prect, &mWidget->area.pos );
PtDamageExtent( mWidget, &prect );
if( aIsSynchronous ) PtFlush( );
return NS_OK;
}
NS_IMETHODIMP nsWidget::InvalidateRegion( const nsIRegion *aRegion, PRBool aIsSynchronous ) {
PhTile_t *tiles = NULL;
aRegion->GetNativeRegion( ( void*& ) tiles );
if( tiles ) {
PhTranslateTiles( tiles, &mWidget->area.pos );
PtDamageTiles( mWidget, tiles );
if( aIsSynchronous ) PtFlush( );
}
return NS_OK;
}
nsresult nsWidget::CreateWidget(nsIWidget *aParent,
const nsRect &aRect,
EVENT_CALLBACK aHandleEventFunction,
nsIDeviceContext *aContext,
nsIAppShell *aAppShell,
nsIToolkit *aToolkit,
nsWidgetInitData *aInitData,
nsNativeWidget aNativeParent)
{
PtWidget_t *parentWidget = nsnull;
nsIWidget *baseParent = aInitData &&
(aInitData->mWindowType == eWindowType_dialog ||
aInitData->mWindowType == eWindowType_toplevel ||
aInitData->mWindowType == eWindowType_invisible) ?
nsnull : aParent;
BaseCreate( baseParent, aRect, aHandleEventFunction, aContext, aAppShell, aToolkit, aInitData );
mParent = aParent;
if( aNativeParent ) {
parentWidget = (PtWidget_t*)aNativeParent;
// we've got a native parent so listen for resizes
mListenForResizes = PR_TRUE;
}
else if( aParent ) {
parentWidget = (PtWidget_t*) (aParent->GetNativeData(NS_NATIVE_WIDGET));
mListenForResizes = aInitData ? aInitData->mListenForResizes : PR_FALSE;
}
mBounds = aRect;
CreateNative (parentWidget);
if( aRect.width > 1 && aRect.height > 1 ) Resize(aRect.width, aRect.height, PR_FALSE);
if( mWidget ) {
SetInstance(mWidget, this);
PtAddCallback( mWidget, Pt_CB_GOT_FOCUS, GotFocusCallback, this );
PtAddCallback( mWidget, Pt_CB_LOST_FOCUS, LostFocusCallback, this );
PtAddCallback( mWidget, Pt_CB_IS_DESTROYED, DestroyedCallback, this );
// PtAddCallback( mWidget, Pt_CB_DND, DndCallback, this );
}
DispatchStandardEvent(NS_CREATE);
return NS_OK;
}
//-------------------------------------------------------------------------
//
// Invokes callback and ProcessEvent method on Event Listener object
//
//-------------------------------------------------------------------------
NS_IMETHODIMP nsWidget::DispatchEvent( nsGUIEvent *aEvent, nsEventStatus &aStatus ) {
NS_ADDREF(aEvent->widget);
if( nsnull != mMenuListener ) {
if( NS_MENU_EVENT == aEvent->eventStructType )
aStatus = mMenuListener->MenuSelected(NS_STATIC_CAST(nsMenuEvent&, *aEvent));
}
aStatus = nsEventStatus_eIgnore;
///* ATENTIE */ printf( "mEventCallback call (%d %d) this=%p\n", aEvent->point.x, aEvent->point.y, this );
if( nsnull != mEventCallback ) aStatus = (*mEventCallback)(aEvent);
// Dispatch to event listener if event was not consumed
if( (aStatus != nsEventStatus_eIgnore) && (nsnull != mEventListener) )
aStatus = mEventListener->ProcessEvent(*aEvent);
NS_IF_RELEASE(aEvent->widget);
return NS_OK;
}
//==============================================================
void nsWidget::InitMouseEvent(PhPointerEvent_t *aPhButtonEvent,
nsWidget * aWidget,
nsMouseEvent &anEvent,
PRUint32 aEventType)
{
anEvent.message = aEventType;
anEvent.widget = aWidget;
if (aPhButtonEvent != nsnull) {
anEvent.time = PR_IntervalNow();
anEvent.isShift = ( aPhButtonEvent->key_mods & Pk_KM_Shift ) ? PR_TRUE : PR_FALSE;
anEvent.isControl = ( aPhButtonEvent->key_mods & Pk_KM_Ctrl ) ? PR_TRUE : PR_FALSE;
anEvent.isAlt = ( aPhButtonEvent->key_mods & Pk_KM_Alt ) ? PR_TRUE : PR_FALSE;
anEvent.isMeta = PR_FALSE;
anEvent.point.x = aPhButtonEvent->pos.x;
anEvent.point.y = aPhButtonEvent->pos.y;
anEvent.clickCount = aPhButtonEvent->click_count;
}
}
//-------------------------------------------------------------------------
//
// Deal with all sort of mouse event
//
//-------------------------------------------------------------------------
PRBool nsWidget::DispatchMouseEvent( nsMouseEvent& aEvent ) {
PRBool result = PR_FALSE;
if (nsnull == mEventCallback && nsnull == mMouseListener) return result;
// call the event callback
if (nsnull != mEventCallback) {
result = DispatchWindowEvent(&aEvent);
return result;
}
if (nsnull != mMouseListener) {
switch (aEvent.message) {
case NS_MOUSE_LEFT_BUTTON_DOWN:
case NS_MOUSE_MIDDLE_BUTTON_DOWN:
case NS_MOUSE_RIGHT_BUTTON_DOWN:
result = ConvertStatus(mMouseListener->MousePressed(aEvent));
break;
case NS_MOUSE_LEFT_BUTTON_UP:
case NS_MOUSE_MIDDLE_BUTTON_UP:
case NS_MOUSE_RIGHT_BUTTON_UP:
result = ConvertStatus(mMouseListener->MouseReleased(aEvent));
result = ConvertStatus(mMouseListener->MouseClicked(aEvent));
break;
case NS_DRAGDROP_DROP:
break;
case NS_MOUSE_MOVE:
break;
default:
break;
} // switch
}
return result;
}
struct nsKeyConverter {
PRUint32 vkCode; // Platform independent key code
unsigned long keysym; // Photon key_sym key code
PRBool isChar;
};
static struct nsKeyConverter nsKeycodes[] = {
{ NS_VK_PAGE_UP, Pk_Pg_Up, PR_FALSE },
{ NS_VK_PAGE_DOWN, Pk_Pg_Down, PR_FALSE },
{ NS_VK_UP, Pk_Up, PR_FALSE },
{ NS_VK_DOWN, Pk_Down, PR_FALSE },
{ NS_VK_TAB, Pk_Tab, PR_FALSE },
{ NS_VK_TAB, Pk_KP_Tab, PR_FALSE },
{ NS_VK_HOME, Pk_Home, PR_FALSE },
{ NS_VK_END, Pk_End, PR_FALSE },
{ NS_VK_LEFT, Pk_Left, PR_FALSE },
{ NS_VK_RIGHT, Pk_Right, PR_FALSE },
{ NS_VK_DELETE, Pk_Delete, PR_FALSE },
{ NS_VK_SPACE, Pk_space, PR_TRUE },
{ NS_VK_CANCEL, Pk_Cancel, PR_FALSE },
{ NS_VK_BACK, Pk_BackSpace, PR_FALSE },
{ NS_VK_CLEAR, Pk_Clear, PR_FALSE },
{ NS_VK_RETURN, Pk_Return, PR_FALSE },
{ NS_VK_SHIFT, Pk_Shift_L, PR_FALSE },
{ NS_VK_SHIFT, Pk_Shift_R, PR_FALSE },
{ NS_VK_CONTROL, Pk_Control_L, PR_FALSE },
{ NS_VK_CONTROL, Pk_Control_R, PR_FALSE },
{ NS_VK_ALT, Pk_Alt_L, PR_FALSE },
{ NS_VK_ALT, Pk_Alt_R, PR_FALSE },
{ NS_VK_INSERT, Pk_Insert, PR_FALSE },
{ NS_VK_PAUSE, Pk_Pause, PR_FALSE },
{ NS_VK_CAPS_LOCK, Pk_Caps_Lock, PR_FALSE },
{ NS_VK_ESCAPE, Pk_Escape, PR_FALSE },
{ NS_VK_PRINTSCREEN, Pk_Print, PR_FALSE },
{ NS_VK_COMMA, Pk_comma, PR_TRUE },
{ NS_VK_PERIOD, Pk_period, PR_TRUE },
{ NS_VK_SLASH, Pk_slash, PR_TRUE },
{ NS_VK_OPEN_BRACKET, Pk_bracketleft, PR_TRUE },
{ NS_VK_CLOSE_BRACKET, Pk_bracketright, PR_TRUE },
{ NS_VK_QUOTE, Pk_quotedbl, PR_TRUE },
{ NS_VK_MULTIPLY, Pk_KP_Multiply, PR_TRUE },
{ NS_VK_ADD, Pk_KP_Add, PR_TRUE },
{ NS_VK_COMMA, Pk_KP_Separator, PR_FALSE },
{ NS_VK_SUBTRACT, Pk_KP_Subtract, PR_TRUE },
{ NS_VK_PERIOD, Pk_KP_Decimal, PR_TRUE },
{ NS_VK_DIVIDE, Pk_KP_Divide, PR_TRUE },
{ NS_VK_RETURN, Pk_KP_Enter, PR_FALSE },
{ NS_VK_INSERT, Pk_KP_0, PR_FALSE },
{ NS_VK_END, Pk_KP_1, PR_FALSE },
{ NS_VK_DOWN, Pk_KP_2, PR_FALSE },
{ NS_VK_PAGE_DOWN, Pk_KP_3, PR_FALSE },
{ NS_VK_LEFT, Pk_KP_4, PR_FALSE },
{ NS_VK_NUMPAD5, Pk_KP_5, PR_FALSE },
{ NS_VK_RIGHT, Pk_KP_6, PR_FALSE },
{ NS_VK_HOME, Pk_KP_7, PR_FALSE },
{ NS_VK_UP, Pk_KP_8, PR_FALSE },
{ NS_VK_PAGE_UP, Pk_KP_9, PR_FALSE }
};
// Input keysym is in gtk format; output is in NS_VK format
PRUint32 nsWidget::nsConvertKey(unsigned long keysym, PRBool *aIsChar ) {
const int length = sizeof(nsKeycodes) / sizeof(struct nsKeyConverter);
/* Default this to TRUE */
*aIsChar = PR_TRUE;
// First, try to handle alphanumeric input, not listed in nsKeycodes:
if (keysym >= Pk_a && keysym <= Pk_z)
return keysym - Pk_a + NS_VK_A;
if (keysym >= Pk_A && keysym <= Pk_Z)
return keysym - Pk_A + NS_VK_A;
if (keysym >= Pk_0 && keysym <= Pk_9)
return keysym - Pk_0 + NS_VK_0;
if (keysym >= Pk_F1 && keysym <= Pk_F24) {
*aIsChar = PR_FALSE;
return keysym - Pk_F1 + NS_VK_F1;
}
for (int i = 0; i < length; i++) {
if( nsKeycodes[i].keysym == keysym ) {
*aIsChar = (nsKeycodes[i].isChar);
return (nsKeycodes[i].vkCode);
}
}
return((int) 0);
}
//==============================================================
inline void nsWidget::InitKeyEvent(PhKeyEvent_t *aPhKeyEvent,
nsWidget * aWidget,
nsKeyEvent &anEvent,
PRUint32 aEventType) {
if( aPhKeyEvent != nsnull ) {
anEvent.message = aEventType;
anEvent.widget = aWidget;
anEvent.nativeMsg = (void *)aPhKeyEvent;
anEvent.time = PR_IntervalNow();
anEvent.point.x = 0;
anEvent.point.y = 0;
PRBool IsChar;
unsigned long vkey;
if( aPhKeyEvent->key_flags & Pk_KF_Sym_Valid )
vkey = nsConvertKey( aPhKeyEvent->key_sym, &IsChar );
else vkey = nsConvertKey( aPhKeyEvent->key_cap, &IsChar );
anEvent.isShift = ( aPhKeyEvent->key_mods & Pk_KM_Shift ) ? PR_TRUE : PR_FALSE;
anEvent.isControl = ( aPhKeyEvent->key_mods & Pk_KM_Ctrl ) ? PR_TRUE : PR_FALSE;
anEvent.isAlt = ( aPhKeyEvent->key_mods & Pk_KM_Alt ) ? PR_TRUE : PR_FALSE;
anEvent.isMeta = PR_FALSE;
if ((aEventType == NS_KEY_PRESS) && (IsChar == PR_TRUE)) {
anEvent.charCode = aPhKeyEvent->key_sym;
anEvent.keyCode = 0; /* I think the spec says this should be 0 */
if ((anEvent.isControl) || (anEvent.isAlt))
anEvent.charCode = aPhKeyEvent->key_cap;
else anEvent.isShift = anEvent.isControl = anEvent.isAlt = anEvent.isMeta = PR_FALSE;
}
else {
anEvent.charCode = 0;
anEvent.keyCode = vkey;
}
}
}
PRBool nsWidget::DispatchKeyEvent( PhKeyEvent_t *aPhKeyEvent ) {
NS_ASSERTION(aPhKeyEvent, "nsWidget::DispatchKeyEvent a NULL PhKeyEvent was passed in");
nsKeyEvent keyEvent;
PRBool result = PR_FALSE;
if( !(aPhKeyEvent->key_flags & (Pk_KF_Cap_Valid|Pk_KF_Sym_Valid) ) ) {
//printf("nsWidget::DispatchKeyEvent throwing away invalid key: Modifiers Valid=<%d,%d,%d> this=<%p>\n",
//(aPhKeyEvent->key_flags & Pk_KF_Scan_Valid), (aPhKeyEvent->key_flags & Pk_KF_Sym_Valid), (aPhKeyEvent->key_flags & Pk_KF_Cap_Valid), this );
return PR_FALSE;
}
if ( PtIsFocused(mWidget) != 2) {
//printf("nsWidget::DispatchKeyEvent Not on focus leaf! PtIsFocused(mWidget)=<%d>\n", PtIsFocused(mWidget));
return PR_FALSE;
}
if ( ( aPhKeyEvent->key_cap == Pk_Shift_L )
|| ( aPhKeyEvent->key_cap == Pk_Shift_R )
|| ( aPhKeyEvent->key_cap == Pk_Control_L )
|| ( aPhKeyEvent->key_cap == Pk_Control_R )
|| ( aPhKeyEvent->key_cap == Pk_Num_Lock )
|| ( aPhKeyEvent->key_cap == Pk_Scroll_Lock )
)
return PR_FALSE; //PR_TRUE;
nsWindow *w = (nsWindow *) this;
w->AddRef();
if (aPhKeyEvent->key_flags & Pk_KF_Key_Down) {
// InitKeyEvent(aPhKeyEvent, this, keyEvent, NS_KEY_DOWN);
// result = w->OnKey(keyEvent);
InitKeyEvent(aPhKeyEvent, this, keyEvent, NS_KEY_PRESS);
result = w->OnKey(keyEvent);
}
else if (aPhKeyEvent->key_flags & Pk_KF_Key_Repeat) {
InitKeyEvent(aPhKeyEvent, this, keyEvent, NS_KEY_PRESS);
result = w->OnKey(keyEvent);
}
else if (PkIsKeyDown(aPhKeyEvent->key_flags) == 0) {
InitKeyEvent(aPhKeyEvent, this, keyEvent, NS_KEY_UP);
result = w->OnKey(keyEvent);
}
w->Release();
return result;
}
// used only once
inline PRBool nsWidget::HandleEvent( PtWidget_t *widget, PtCallbackInfo_t* aCbInfo ) {
PRBool result = PR_TRUE; // call the default nsWindow proc
PhEvent_t* event = aCbInfo->event;
if (event->processing_flags & Ph_CONSUMED) return PR_TRUE;
switch ( event->type ) {
case Ph_EV_PTR_MOTION_NOBUTTON:
{
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent;
if( ptrev ) {
if( ptrev->flags & Ph_PTR_FLAG_Z_ONLY ) break; // sometimes z presses come out of nowhere */
///* ATENTIE */ printf( "Ph_EV_PTR_MOTION_NOBUTTON (%d %d)\n", ptrev->pos.x, ptrev->pos.y );
ScreenToWidgetPos( ptrev->pos );
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_MOVE );
result = DispatchMouseEvent(theMouseEvent);
}
}
break;
case Ph_EV_BUT_PRESS:
{
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent;
/* there should be no reason to do this - mozilla should figure out how to call SetFocus */
/* this though fixes the problem with the plugins capturing the focus */
PtWidget_t *disjoint = PtFindDisjoint( widget );
if( PtWidgetIsClassMember( disjoint, PtServer ) )
PtContainerGiveFocus( widget, aCbInfo->event );
else {
if( sJustGotActivated ) {
sJustGotActivated = PR_FALSE;
DispatchStandardEvent(NS_ACTIVATE);
}
}
if( ptrev ) {
ScreenToWidgetPos( ptrev->pos );
if( ptrev->buttons & Ph_BUTTON_SELECT ) // Normally the left mouse button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_LEFT_BUTTON_DOWN );
else if( ptrev->buttons & Ph_BUTTON_MENU ) // the right button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_RIGHT_BUTTON_DOWN );
else // middle button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_MIDDLE_BUTTON_DOWN );
result = DispatchMouseEvent(theMouseEvent);
// if we're a right-button-up we're trying to popup a context menu. send that event to gecko also
if( ptrev->buttons & Ph_BUTTON_MENU ) {
nsMouseEvent contextMenuEvent;
InitMouseEvent( ptrev, this, contextMenuEvent, NS_CONTEXTMENU );
result = DispatchMouseEvent( contextMenuEvent );
}
}
}
break;
case Ph_EV_BUT_RELEASE:
{
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent;
if (event->subtype==Ph_EV_RELEASE_REAL || event->subtype==Ph_EV_RELEASE_PHANTOM) {
if (ptrev) {
ScreenToWidgetPos( ptrev->pos );
if ( ptrev->buttons & Ph_BUTTON_SELECT ) // Normally the left mouse button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_LEFT_BUTTON_UP );
else if( ptrev->buttons & Ph_BUTTON_MENU ) // the right button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_RIGHT_BUTTON_UP );
else // middle button
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_MIDDLE_BUTTON_UP );
result = DispatchMouseEvent(theMouseEvent);
}
}
else if (event->subtype==Ph_EV_RELEASE_OUTBOUND) {
PhRect_t rect = {{0,0},{0,0}};
PhRect_t boundary = {{-10000,-10000},{10000,10000}};
PhInitDrag( PtWidgetRid(mWidget), ( Ph_DRAG_KEY_MOTION | Ph_DRAG_TRACK | Ph_TRACK_DRAG),&rect, &boundary, aCbInfo->event->input_group , NULL, NULL, NULL, NULL, NULL);
}
}
break;
case Ph_EV_PTR_MOTION_BUTTON:
{
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent;
if( ptrev ) {
if( ptrev->flags & Ph_PTR_FLAG_Z_ONLY ) break; // sometimes z presses come out of nowhere */
if( sDragService ) {
nsDragService *d;
nsIDragService *s = sDragService;
d = ( nsDragService * )s;
d->SetNativeDndData( widget, event );
}
ScreenToWidgetPos( ptrev->pos );
InitMouseEvent(ptrev, this, theMouseEvent, NS_MOUSE_MOVE );
result = DispatchMouseEvent(theMouseEvent);
}
}
break;
case Ph_EV_KEY:
result = DispatchKeyEvent( (PhKeyEvent_t*) PhGetData( event ) );
break;
case Ph_EV_DRAG:
{
nsMouseEvent theMouseEvent;
switch(event->subtype) {
case Ph_EV_DRAG_COMPLETE:
{
nsMouseEvent theMouseEvent;
PhPointerEvent_t* ptrev2 = (PhPointerEvent_t*) PhGetData( event );
ScreenToWidgetPos( ptrev2->pos );
InitMouseEvent(ptrev2, this, theMouseEvent, NS_MOUSE_LEFT_BUTTON_UP );
result = DispatchMouseEvent(theMouseEvent);
}
break;
case Ph_EV_DRAG_MOTION_EVENT: {
PhPointerEvent_t* ptrev2 = (PhPointerEvent_t*) PhGetData( event );
ScreenToWidgetPos( ptrev2->pos );
if( sDragService ) {
nsDragService *d;
nsIDragService *s = sDragService;
d = ( nsDragService * )s;
d->SetNativeDndData( widget, event );
}
InitMouseEvent(ptrev2, this, theMouseEvent, NS_MOUSE_MOVE );
result = DispatchMouseEvent(theMouseEvent);
}
break;
}
}
break;
case Ph_EV_BOUNDARY:
PRUint32 evtype;
switch( event->subtype ) {
case Ph_EV_PTR_ENTER:
case Ph_EV_PTR_ENTER_FROM_CHILD:
evtype = NS_MOUSE_ENTER;
break;
case Ph_EV_PTR_LEAVE_TO_CHILD:
case Ph_EV_PTR_LEAVE:
evtype = NS_MOUSE_EXIT;
break;
default:
evtype = 0;
break;
}
if( evtype != 0 ) {
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( event );
nsMouseEvent theMouseEvent;
ScreenToWidgetPos( ptrev->pos );
InitMouseEvent( ptrev, this, theMouseEvent, evtype );
result = DispatchMouseEvent( theMouseEvent );
}
break;
}
return result;
}
//-------------------------------------------------------------------------
//
// the nsWidget raw event callback for all nsWidgets in this toolkit
//
//-------------------------------------------------------------------------
int nsWidget::RawEventHandler( PtWidget_t *widget, void *data, PtCallbackInfo_t *cbinfo ) {
// Get the window which caused the event and ask it to process the message
nsWidget *someWidget = (nsWidget*) data;
if( someWidget && someWidget->mIsDestroying == PR_FALSE && someWidget->HandleEvent( widget, cbinfo ) )
return Pt_END; // Event was consumed
return Pt_CONTINUE;
}
int nsWidget::GotFocusCallback( PtWidget_t *widget, void *data, PtCallbackInfo_t *cbinfo )
{
nsWidget *pWidget = (nsWidget *) data;
if( widget->class_rec->description && PtWidgetIsClass( widget, PtWindow ) ) {
if( pWidget->mEventCallback ) {
/* the WM_ACTIVATE code */
sJustGotActivated = PR_TRUE;
nsMouseEvent event;
pWidget->InitEvent(event, NS_MOUSE_ACTIVATE);
event.acceptActivation = PR_TRUE;
pWidget->DispatchWindowEvent(&event);
}
}
pWidget->DispatchStandardEvent(NS_GOTFOCUS);
if( sJustGotActivated ) {
sJustGotActivated = PR_FALSE;
pWidget->DispatchStandardEvent(NS_ACTIVATE);
}
return Pt_CONTINUE;
}
int nsWidget::LostFocusCallback( PtWidget_t *widget, void *data, PtCallbackInfo_t *cbinfo )
{
nsWidget *pWidget = (nsWidget *) data;
if( sJustGotDeactivated ) {
sJustGotDeactivated = PR_FALSE;
pWidget->DispatchStandardEvent(NS_DEACTIVATE);
}
pWidget->DispatchStandardEvent(NS_LOSTFOCUS);
return Pt_CONTINUE;
}
int nsWidget::DestroyedCallback( PtWidget_t *widget, void *data, PtCallbackInfo_t *cbinfo ) {
nsWidget *pWidget = (nsWidget *) data;
if( !pWidget->mIsDestroying ) pWidget->OnDestroy();
return Pt_CONTINUE;
}
void nsWidget::ProcessDrag( PhEvent_t *event, PRUint32 aEventType, PhPoint_t *pos ) {
nsCOMPtr<nsIDragSession> currSession;
sDragService->GetCurrentSession ( getter_AddRefs(currSession) );
if( !currSession ) return;
currSession->SetDragAction( 2 );
DispatchDragDropEvent( aEventType, pos );
event->subtype = Ph_EV_DND_ENTER;
PRBool canDrop;
currSession->GetCanDrop(&canDrop);
if(!canDrop) {
static PhCharacterCursorDescription_t nodrop_cursor = { { Ph_CURSOR_NOINPUT, sizeof(PhCharacterCursorDescription_t) }, PgRGB( 255, 255, 224 ) };
PhAckDnd( event, Ph_EV_DND_MOTION, ( PhCursorDescription_t * ) &nodrop_cursor );
}
else {
static PhCharacterCursorDescription_t drop_cursor = { { Ph_CURSOR_PASTE, sizeof(PhCharacterCursorDescription_t) }, PgRGB( 255, 255, 224 ) };
PhAckDnd( event, Ph_EV_DND_MOTION, ( PhCursorDescription_t * ) &drop_cursor );
}
// Clear the cached value
currSession->SetCanDrop(PR_FALSE);
}
void nsWidget::DispatchDragDropEvent( PRUint32 aEventType, PhPoint_t *pos ) {
nsEventStatus status;
nsMouseEvent event;
InitEvent( event, aEventType );
event.point.x = pos->x;
event.point.y = pos->y;
event.isShift = 0;
event.isControl = 0;
event.isMeta = PR_FALSE;
event.isAlt = 0;
event.widget = this;
///* ATENTIE */ printf("DispatchDragDropEvent pos=%d %d widget=%p\n", event.point.x, event.point.y, this );
DispatchEvent( &event, status );
}
int nsWidget::DndCallback( PtWidget_t *widget, void *data, PtCallbackInfo_t *cbinfo ) {
nsWidget *pWidget = (nsWidget *) data;
PtDndCallbackInfo_t *cbdnd = ( PtDndCallbackInfo_t * ) cbinfo->cbdata;
static PtDndFetch_t dnd_data_template = { "Mozilla", "dnddata", Ph_TRANSPORT_INLINE, Pt_DND_SELECT_MOTION,
NULL, NULL, NULL, NULL, NULL };
///* ATENTIE */ printf( "In nsWidget::DndCallback subtype=%d\n", cbinfo->reason_subtype );
PhPointerEvent_t* ptrev = (PhPointerEvent_t*) PhGetData( cbinfo->event );
//printf("Enter pos=%d %d\n", ptrev->pos.x, ptrev->pos.y );
pWidget->ScreenToWidgetPos( ptrev->pos );
//printf("After trans pos=%d %d pWidget=%p\n", ptrev->pos.x, ptrev->pos.y, pWidget );
switch( cbinfo->reason_subtype ) {
case Ph_EV_DND_ENTER: {
sDragService->StartDragSession();
pWidget->ProcessDrag( cbinfo->event, NS_DRAGDROP_ENTER, &ptrev->pos );
PtDndSelect( widget, &dnd_data_template, 1, NULL, NULL, cbinfo );
}
break;
case Ph_EV_DND_MOTION: {
pWidget->ProcessDrag( cbinfo->event, NS_DRAGDROP_OVER, &ptrev->pos );
}
break;
case Ph_EV_DND_DROP:
nsDragService *d;
d = ( nsDragService * )sDragService;
d->SetDropData( (char*)cbdnd->data+4+100, (PRUint32) *(int*)cbdnd->data, (char*) cbdnd->data + 4 );
///* ATENTIE */ printf("SetDropData with data=%s\n", (char*) cbdnd->data );
pWidget->ProcessDrag( cbinfo->event, NS_DRAGDROP_DROP, &ptrev->pos );
sDragService->EndDragSession();
break;
case Ph_EV_DND_LEAVE:
case Ph_EV_DND_CANCEL:
pWidget->ProcessDrag( cbinfo->event, NS_DRAGDROP_EXIT, &ptrev->pos );
sDragService->EndDragSession();
break;
}
return Pt_CONTINUE;
}
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