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345 lines
10 KiB
C++
345 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/*====================================================================================*/
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#pragma mark INCLUDE FILES
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/*====================================================================================*/
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#include "CGAStatusBar.h"
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#include <UGAColorRamp.h>
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#include <UGraphicsUtilities.h>
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/*====================================================================================*/
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#pragma mark TYPEDEFS
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/*====================================================================================*/
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/*====================================================================================*/
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#pragma mark CONSTANTS
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/*====================================================================================*/
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/*====================================================================================*/
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#pragma mark INTERNAL CLASS DECLARATIONS
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/*====================================================================================*/
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/*====================================================================================*/
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#pragma mark INTERNAL FUNCTION PROTOTYPES
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/*====================================================================================*/
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/*====================================================================================*/
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#pragma mark CLASS IMPLEMENTATIONS
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/*====================================================================================*/
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#pragma mark -
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/*======================================================================================
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Constructor.
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======================================================================================*/
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CGAStatusBar::CGAStatusBar(LStream *inStream) :
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LGABox(inStream),
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mIndefiniteProgessPatH(nil) {
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mValue = eHiddenValue;
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mHasBorder = true;
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mBorderStyle = borderStyleGA_RecessedOneBorder;
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mTitlePosition = titlePositionGA_None;
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mCurIndefiniteIndex = 0;
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mNextIndefiniteDraw = 0;
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Assert_((mUserCon < 0) || ((mUserCon <= 100) && (mUserCon >= 0)));
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}
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/*======================================================================================
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Destructor.
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======================================================================================*/
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CGAStatusBar::~CGAStatusBar(void) {
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if ( mIndefiniteProgessPatH != nil ) {
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::DisposePixPat(mIndefiniteProgessPatH);
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mIndefiniteProgessPatH = nil;
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}
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}
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/*======================================================================================
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Get the status title.
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======================================================================================*/
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StringPtr CGAStatusBar::GetDescriptor(Str255 outDescriptor) const {
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return Inherited::GetDescriptor(outDescriptor);
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}
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/*======================================================================================
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Set the status title.
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======================================================================================*/
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void CGAStatusBar::SetDescriptor(ConstStr255Param inDescriptor) {
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if ( mTitle != inDescriptor ) {
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if ( FocusExposed() ) {
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Rect titleRect1, titleRect2;
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CalcTitleRect(titleRect1);
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mTitle = inDescriptor;
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CalcTitleRect(titleRect2);
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::PenNormal();
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ApplyForeAndBackColors();
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if ( titleRect1.right > (titleRect2.right - 1) ) {
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titleRect1.left = titleRect2.right - 1;
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::EraseRect(&titleRect1);
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}
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DrawBoxTitle();
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} else {
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mTitle = inDescriptor;
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}
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}
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}
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/*======================================================================================
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Get the current progress value (0..100) or eIndefiniteValue.
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======================================================================================*/
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Int32 CGAStatusBar::GetValue(void) const {
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return mValue;
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}
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/*======================================================================================
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Set the current progress value (0..100) or eIndefiniteValue.
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======================================================================================*/
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void CGAStatusBar::SetValue(Int32 inValue) {
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if ( inValue == eIndefiniteValue ) {
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if ( mNextIndefiniteDraw < LMGetTicks() ) {
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if ( ++mCurIndefiniteIndex > eMaxIndefiniteIndex ) {
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mCurIndefiniteIndex = 0;
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}
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} else {
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mValue = inValue;
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return;
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}
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} else if ( inValue != eHiddenValue ) {
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if ( inValue < eMinValue ) {
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inValue = eMinValue;
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} else if ( inValue > eMaxValue ) {
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inValue = eMaxValue;
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}
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if ( mValue == inValue ) return;
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} else {
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if ( mValue != inValue ) {
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mValue = inValue;
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Refresh();
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}
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return;
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}
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mValue = inValue;
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if ( FocusExposed() ) DrawBoxBorder();
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if ( mValue == eIndefiniteValue ) mNextIndefiniteDraw = LMGetTicks() + 2;
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}
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/*======================================================================================
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Draw the b&w progress bar.
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======================================================================================*/
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void CGAStatusBar::DrawBoxTitle(void) {
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StTextState theTextState;
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StColorPenState theColorPenState;
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Rect titleRect;
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CalcTitleRect(titleRect);
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UTextTraits::SetPortTextTraits(GetTextTraitsID());
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Str255 boxTitle;
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GetDescriptor(boxTitle);
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{
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RGBColor textColor;
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::GetForeColor(&textColor);
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ApplyForeAndBackColors();
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::RGBForeColor(&textColor);
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}
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StClipRgnState clipState(titleRect);
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UStringDrawing::DrawJustifiedString(boxTitle, titleRect, teJustCenter );
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}
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/*======================================================================================
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Draw the b&w progress bar.
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======================================================================================*/
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void CGAStatusBar::DrawBlackAndWhiteBorder(const Rect &inBorderRect,
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EGABorderStyle inBorderStyle) {
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#pragma unused(inBorderStyle)
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if ( mValue == eHiddenValue ) return;
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DrawProgressBar(inBorderRect, false);
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}
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/*======================================================================================
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Draw the color progress bar.
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======================================================================================*/
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void CGAStatusBar::DrawColorBorder(const Rect &inBorderRect,
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EGABorderStyle inBorderStyle) {
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#pragma unused(inBorderStyle)
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if ( mValue == eHiddenValue ) return;
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Inherited::DrawColorBorder(inBorderRect, inBorderStyle);
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DrawProgressBar(inBorderRect, true);
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}
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/*======================================================================================
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Draw the progress bar.
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======================================================================================*/
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void CGAStatusBar::DrawProgressBar(const Rect &inBorderRect, Boolean inUseColor) {
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StColorPenState::Normalize();
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Rect drawRect = inBorderRect;
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::InsetRect(&drawRect, 1, 1);
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::FrameRect(&drawRect);
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::InsetRect((Rect *) &drawRect, 1, 1);
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if ( mValue != eIndefiniteValue ) {
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Int16 mid = drawRect.left + (((drawRect.right - drawRect.left) * mValue) / eMaxValue);
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Int16 right = drawRect.right;
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drawRect.right = mid;
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if ( inUseColor ) {
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::RGBForeColor(&UGAColorRamp::GetColor(11));
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}
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::PaintRect(&drawRect);
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drawRect.right = right;
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drawRect.left = mid;
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if ( inUseColor ) {
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::RGBForeColor(&UGAColorRamp::GetColor(colorRamp_Purple1));
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::PaintRect(&drawRect);
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::ForeColor(blackColor);
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} else {
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::EraseRect(&drawRect);
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}
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} else {
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if ( mIndefiniteProgessPatH == nil ) {
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mIndefiniteProgessPatH = ::GetPixPat(mTextTraitsID);
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}
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if ( mIndefiniteProgessPatH != nil ) {
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Point saveOrigin = topLeft(GetMacPort()->portRect);
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::SetOrigin(saveOrigin.h - mCurIndefiniteIndex, saveOrigin.v);
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::OffsetRgn(GetMacPort()->clipRgn, -mCurIndefiniteIndex, 0);
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::OffsetRect(&drawRect, -mCurIndefiniteIndex, 0);
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::PenPixPat(mIndefiniteProgessPatH);
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::PaintRect(&drawRect);
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StColorPenState::Normalize();
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::OffsetRgn(GetMacPort()->clipRgn, mCurIndefiniteIndex, 0);
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::SetOrigin(saveOrigin.h, saveOrigin.v);
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}
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}
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}
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/*======================================================================================
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Calculate the rectagle used for drawing the status bar.
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======================================================================================*/
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static const Int16 cStatusBarHeight = 12;
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static const Int16 cStatusBarTitleMargin = 5;
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void CGAStatusBar::CalcBorderRect(Rect &outRect) {
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CalcLocalFrameRect(outRect);
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if ( mValue == eHiddenValue ) {
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outRect.right = outRect.left;
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outRect.bottom = outRect.top;
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return;
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} else if ( mUserCon < 0 ) {
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outRect.left = outRect.right + mUserCon;
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} else {
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const Int32 width = outRect.right - outRect.left;
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outRect.left = outRect.right - ((width * mUserCon) / 100L);
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}
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const Int32 height = outRect.bottom - outRect.top;
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outRect.top += (height - cStatusBarHeight) / 2;
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outRect.bottom = outRect.top + cStatusBarHeight;
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}
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/*======================================================================================
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Nothing.
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======================================================================================*/
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void CGAStatusBar::CalcContentRect(Rect &outRect) {
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CalcLocalFrameRect(outRect);
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::SetRect(&outRect, outRect.left, outRect.top, outRect.left, outRect.top);
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}
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/*======================================================================================
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Calculate the rectangle for drawing the status text.
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======================================================================================*/
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void CGAStatusBar::CalcTitleRect(Rect &outRect) {
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CalcLocalFrameRect(outRect);
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Int16 txHeight, txWidth;
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CalculateTitleHeightAndWidth(&txHeight, &txWidth);
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if ( mUserCon < 0 ) {
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outRect.right += mUserCon;
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} else {
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const Int32 width = outRect.right - outRect.left;
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outRect.right -= ((width * mUserCon) / 100L);
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}
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outRect.right -= cStatusBarTitleMargin;
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if ( outRect.right < outRect.left ) outRect.right = outRect.left;
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if ( (outRect.right - outRect.left) > txWidth ) {
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outRect.right = outRect.left + txWidth;
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}
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}
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