gecko-dev/lib/mac/UserInterface/LGABox_fixes.cp

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* 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 Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
// LGABox_fixes.cp
/*====================================================================================*/
#pragma mark INCLUDE FILES
/*====================================================================================*/
#include "LGABox_fixes.h"
#pragma mark -
/*====================================================================================*/
#pragma mark CLASS IMPLEMENTATIONS
/*====================================================================================*/
/*======================================================================================
Turds be gone! Assumes entire frame is visible through superview.
======================================================================================*/
void LGABox_fixes::ResizeFrameBy(Int16 inWidthDelta, Int16 inHeightDelta,
Boolean inRefresh) {
if ( mHasBorder && (mBorderStyle != borderStyleGA_NoBorder) && !mRefreshAllWhenResized ) {
Rect borderRect;
CalcBorderRect(borderRect);
Point beforeBotRight = botRight(borderRect);
Rect invalRect;
CalcPortFrameRect(invalRect);
Point portBeforeBotRight = botRight(invalRect);
inherited::ResizeFrameBy(inWidthDelta, inHeightDelta, inRefresh);
CalcPortFrameRect(invalRect);
CalcBorderRect(borderRect);
Point portAfterBotRight = botRight(invalRect);
if ( inWidthDelta != 0 ) {
if ( beforeBotRight.h < borderRect.right ) {
::SetRect(&invalRect, beforeBotRight.h - mContentOffset.right,
borderRect.top, portBeforeBotRight.h, portBeforeBotRight.v);
} else {
::SetRect(&invalRect, borderRect.right - mContentOffset.right,
borderRect.top, portAfterBotRight.h, portAfterBotRight.v);
}
LocalToPortPoint(topLeft(invalRect));
LocalToPortPoint(botRight(invalRect));
InvalPortRect(&invalRect);
}
if ( inHeightDelta != 0 ) {
if ( beforeBotRight.v < borderRect.bottom ) {
::SetRect(&invalRect, borderRect.left, beforeBotRight.v - mContentOffset.bottom,
portBeforeBotRight.h, portBeforeBotRight.v);
} else {
::SetRect(&invalRect, borderRect.left, borderRect.bottom - mContentOffset.bottom,
portAfterBotRight.h, portAfterBotRight.v);
}
LocalToPortPoint(topLeft(invalRect));
LocalToPortPoint(botRight(invalRect));
InvalPortRect(&invalRect);
}
} else {
inherited::ResizeFrameBy(inWidthDelta, inHeightDelta, inRefresh);
}
}
/*======================================================================================
Fix bug where everything was not refreshed correctly.
======================================================================================*/
void LGABox_fixes::RefreshBoxBorder(void) {
Rect theFrame;
if ( IsVisible() && CalcLocalFrameRect(theFrame) && (mSuperView) ) {
Rect revealed;
mSuperView->GetRevealedRect(revealed);
Point delta = topLeft(revealed);
PortToLocalPoint(topLeft(revealed));
PortToLocalPoint(botRight(revealed));
delta.h -= revealed.left; delta.v -= revealed.top;
if ( ::SectRect(&theFrame, &revealed, &revealed) ) {
RgnHandle borderRgn = GetBoxBorderRegion(revealed);
::OffsetRgn(borderRgn, delta.h, delta.v);
InvalPortRgn(borderRgn);
::DisposeRgn(borderRgn);
}
}
}
/*======================================================================================
Fix bug where everything was not refreshed correctly.
======================================================================================*/
void LGABox_fixes::RefreshBoxTitle(void) {
Rect theFrame;
if ( IsVisible() && CalcPortFrameRect(theFrame) && (mSuperView) ) {
Rect revealed;
mSuperView->GetRevealedRect(revealed);
if ( ::SectRect(&theFrame, &revealed, &theFrame) ) {
Rect titleRect;
CalcTitleRect(titleRect);
LocalToPortPoint(topLeft(titleRect));
LocalToPortPoint(botRight(titleRect));
if ( ::SectRect(&titleRect, &revealed, &titleRect) ) {
InvalPortRect(&titleRect);
}
}
}
}
/*======================================================================================
Fix bug where everything was not refreshed correctly.
======================================================================================*/
void LGABox_fixes::Disable(void) {
LView::Disable();
RefreshBoxBorder();
RefreshBoxTitle();
}
/*======================================================================================
Get rid of the flicker.
======================================================================================*/
void LGABox_fixes::Enable(void) {
LView::Enable();
RefreshBoxBorder();
RefreshBoxTitle();
}