gecko-dev/cmd/macfe/gui/CGAStatusBar.cp
1998-03-28 02:44:41 +00:00

345 lines
10 KiB
C++

/* -*- 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 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
/*====================================================================================*/
#pragma mark INCLUDE FILES
/*====================================================================================*/
#include "CGAStatusBar.h"
#include <UGAColorRamp.h>
#include <UGraphicsUtilities.h>
/*====================================================================================*/
#pragma mark TYPEDEFS
/*====================================================================================*/
/*====================================================================================*/
#pragma mark CONSTANTS
/*====================================================================================*/
/*====================================================================================*/
#pragma mark INTERNAL CLASS DECLARATIONS
/*====================================================================================*/
/*====================================================================================*/
#pragma mark INTERNAL FUNCTION PROTOTYPES
/*====================================================================================*/
/*====================================================================================*/
#pragma mark CLASS IMPLEMENTATIONS
/*====================================================================================*/
#pragma mark -
/*======================================================================================
Constructor.
======================================================================================*/
CGAStatusBar::CGAStatusBar(LStream *inStream) :
LGABox(inStream),
mIndefiniteProgessPatH(nil) {
mValue = eHiddenValue;
mHasBorder = true;
mBorderStyle = borderStyleGA_RecessedOneBorder;
mTitlePosition = titlePositionGA_None;
mCurIndefiniteIndex = 0;
mNextIndefiniteDraw = 0;
Assert_((mUserCon < 0) || ((mUserCon <= 100) && (mUserCon >= 0)));
}
/*======================================================================================
Destructor.
======================================================================================*/
CGAStatusBar::~CGAStatusBar(void) {
if ( mIndefiniteProgessPatH != nil ) {
::DisposePixPat(mIndefiniteProgessPatH);
mIndefiniteProgessPatH = nil;
}
}
/*======================================================================================
Get the status title.
======================================================================================*/
StringPtr CGAStatusBar::GetDescriptor(Str255 outDescriptor) const {
return inherited::GetDescriptor(outDescriptor);
}
/*======================================================================================
Set the status title.
======================================================================================*/
void CGAStatusBar::SetDescriptor(ConstStr255Param inDescriptor) {
if ( mTitle != inDescriptor ) {
if ( FocusExposed() ) {
Rect titleRect1, titleRect2;
CalcTitleRect(titleRect1);
mTitle = inDescriptor;
CalcTitleRect(titleRect2);
::PenNormal();
ApplyForeAndBackColors();
if ( titleRect1.right > (titleRect2.right - 1) ) {
titleRect1.left = titleRect2.right - 1;
::EraseRect(&titleRect1);
}
DrawBoxTitle();
} else {
mTitle = inDescriptor;
}
}
}
/*======================================================================================
Get the current progress value (0..100) or eIndefiniteValue.
======================================================================================*/
Int32 CGAStatusBar::GetValue(void) const {
return mValue;
}
/*======================================================================================
Set the current progress value (0..100) or eIndefiniteValue.
======================================================================================*/
void CGAStatusBar::SetValue(Int32 inValue) {
if ( inValue == eIndefiniteValue ) {
if ( mNextIndefiniteDraw < LMGetTicks() ) {
if ( ++mCurIndefiniteIndex > eMaxIndefiniteIndex ) {
mCurIndefiniteIndex = 0;
}
} else {
mValue = inValue;
return;
}
} else if ( inValue != eHiddenValue ) {
if ( inValue < eMinValue ) {
inValue = eMinValue;
} else if ( inValue > eMaxValue ) {
inValue = eMaxValue;
}
if ( mValue == inValue ) return;
} else {
if ( mValue != inValue ) {
mValue = inValue;
Refresh();
}
return;
}
mValue = inValue;
if ( FocusExposed() ) DrawBoxBorder();
if ( mValue == eIndefiniteValue ) mNextIndefiniteDraw = LMGetTicks() + 2;
}
/*======================================================================================
Draw the b&w progress bar.
======================================================================================*/
void CGAStatusBar::DrawBoxTitle(void) {
StTextState theTextState;
StColorPenState theColorPenState;
Rect titleRect;
CalcTitleRect(titleRect);
UTextTraits::SetPortTextTraits(GetTextTraitsID());
Str255 boxTitle;
GetDescriptor(boxTitle);
{
RGBColor textColor;
::GetForeColor(&textColor);
ApplyForeAndBackColors();
::RGBForeColor(&textColor);
}
StClipRgnState clipState(titleRect);
UStringDrawing::DrawJustifiedString(boxTitle, titleRect, teJustCenter );
}
/*======================================================================================
Draw the b&w progress bar.
======================================================================================*/
void CGAStatusBar::DrawBlackAndWhiteBorder(const Rect &inBorderRect,
EGABorderStyle inBorderStyle) {
#pragma unused(inBorderStyle)
if ( mValue == eHiddenValue ) return;
DrawProgressBar(inBorderRect, false);
}
/*======================================================================================
Draw the color progress bar.
======================================================================================*/
void CGAStatusBar::DrawColorBorder(const Rect &inBorderRect,
EGABorderStyle inBorderStyle) {
#pragma unused(inBorderStyle)
if ( mValue == eHiddenValue ) return;
inherited::DrawColorBorder(inBorderRect, inBorderStyle);
DrawProgressBar(inBorderRect, true);
}
/*======================================================================================
Draw the progress bar.
======================================================================================*/
void CGAStatusBar::DrawProgressBar(const Rect &inBorderRect, Boolean inUseColor) {
StColorPenState::Normalize();
Rect drawRect = inBorderRect;
::InsetRect(&drawRect, 1, 1);
::FrameRect(&drawRect);
::InsetRect((Rect *) &drawRect, 1, 1);
if ( mValue != eIndefiniteValue ) {
Int16 mid = drawRect.left + (((drawRect.right - drawRect.left) * mValue) / eMaxValue);
Int16 right = drawRect.right;
drawRect.right = mid;
if ( inUseColor ) {
::RGBForeColor(&UGAColorRamp::GetColor(11));
}
::PaintRect(&drawRect);
drawRect.right = right;
drawRect.left = mid;
if ( inUseColor ) {
::RGBForeColor(&UGAColorRamp::GetColor(colorRamp_Purple1));
::PaintRect(&drawRect);
::ForeColor(blackColor);
} else {
::EraseRect(&drawRect);
}
} else {
if ( mIndefiniteProgessPatH == nil ) {
mIndefiniteProgessPatH = ::GetPixPat(mTextTraitsID);
}
if ( mIndefiniteProgessPatH != nil ) {
Point saveOrigin = topLeft(GetMacPort()->portRect);
::SetOrigin(saveOrigin.h - mCurIndefiniteIndex, saveOrigin.v);
::OffsetRgn(GetMacPort()->clipRgn, -mCurIndefiniteIndex, 0);
::OffsetRect(&drawRect, -mCurIndefiniteIndex, 0);
::PenPixPat(mIndefiniteProgessPatH);
::PaintRect(&drawRect);
StColorPenState::Normalize();
::OffsetRgn(GetMacPort()->clipRgn, mCurIndefiniteIndex, 0);
::SetOrigin(saveOrigin.h, saveOrigin.v);
}
}
}
/*======================================================================================
Calculate the rectagle used for drawing the status bar.
======================================================================================*/
static const Int16 cStatusBarHeight = 12;
static const Int16 cStatusBarTitleMargin = 5;
void CGAStatusBar::CalcBorderRect(Rect &outRect) {
CalcLocalFrameRect(outRect);
if ( mValue == eHiddenValue ) {
outRect.right = outRect.left;
outRect.bottom = outRect.top;
return;
} else if ( mUserCon < 0 ) {
outRect.left = outRect.right + mUserCon;
} else {
const Int32 width = outRect.right - outRect.left;
outRect.left = outRect.right - ((width * mUserCon) / 100L);
}
const Int32 height = outRect.bottom - outRect.top;
outRect.top += (height - cStatusBarHeight) / 2;
outRect.bottom = outRect.top + cStatusBarHeight;
}
/*======================================================================================
Nothing.
======================================================================================*/
void CGAStatusBar::CalcContentRect(Rect &outRect) {
CalcLocalFrameRect(outRect);
::SetRect(&outRect, outRect.left, outRect.top, outRect.left, outRect.top);
}
/*======================================================================================
Calculate the rectangle for drawing the status text.
======================================================================================*/
void CGAStatusBar::CalcTitleRect(Rect &outRect) {
CalcLocalFrameRect(outRect);
Int16 txHeight, txWidth;
CalculateTitleHeightAndWidth(&txHeight, &txWidth);
if ( mUserCon < 0 ) {
outRect.right += mUserCon;
} else {
const Int32 width = outRect.right - outRect.left;
outRect.right -= ((width * mUserCon) / 100L);
}
outRect.right -= cStatusBarTitleMargin;
if ( outRect.right < outRect.left ) outRect.right = outRect.left;
if ( (outRect.right - outRect.left) > txWidth ) {
outRect.right = outRect.left + txWidth;
}
}