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-rw-r--r--kde2/kpsion/statusbarprogress.cpp439
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diff --git a/kde2/kpsion/statusbarprogress.cpp b/kde2/kpsion/statusbarprogress.cpp
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index 7951b4f..0000000
--- a/kde2/kpsion/statusbarprogress.cpp
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-/*-*-c++-*-
- * $Id$
- *
- * Shamlessly stolen from:
- * khexedit - Versatile hex editor
- * Copyright (C) 1999 Espen Sand, espensa@online.no
- * This file is based on the work by Martynas Kunigelis (KProgress)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-#include "statusbarprogress.h"
-
-#include <qpainter.h>
-#include <qstring.h>
-#include <qpixmap.h>
-#include <qtooltip.h>
-#include <qstyle.h>
-
-#include <kapplication.h>
-#include <kglobal.h>
-#include <kglobalsettings.h>
-#include <klocale.h>
-
-KPsionStatusBarProgress::
-KPsionStatusBarProgress(QWidget *parent,
- const char *name)
- : QFrame(parent, name), QRangeControl(0, 100, 1, 10, 0),
-mOrientation(Horizontal) {
- initialize();
-}
-
-KPsionStatusBarProgress::
-KPsionStatusBarProgress(Orientation orientation,
- QWidget *parent,
- const char *name)
- : QFrame(parent, name), QRangeControl(0, 100, 1, 10, 0),
-mOrientation(orientation) {
- initialize();
-}
-
-KPsionStatusBarProgress::
-KPsionStatusBarProgress(int minValue, int maxValue,
- int value,
- Orientation orientation,
- QWidget *parent,
- const char *name)
- : QFrame(parent, name), QRangeControl(minValue, maxValue, 1, 10, value),
-mOrientation(orientation) {
- initialize();
-}
-
-KPsionStatusBarProgress::
-~KPsionStatusBarProgress() {
- delete mBarPixmap;
-}
-
-void KPsionStatusBarProgress::
-advance(int offset) {
- setValue(value() + offset);
-}
-
-void KPsionStatusBarProgress::
-initialize(void) {
- mBarPixmap = 0;
- mBarStyle = Solid;
-
- mBarColor = palette().normal().highlight();
- mBarTextColor = palette().normal().highlightedText();
- mTextColor = palette().normal().text();
- setBackgroundColor(palette().normal().background());
-
- QFont font(KGlobalSettings::generalFont());
- // font.setBold(true);
- setFont(font);
-
- mTextEnabled = false;
- adjustStyle();
-}
-
-
-void KPsionStatusBarProgress::
-setBarPixmap(const QPixmap &pixmap) {
- if (pixmap.isNull() == true)
- return;
- if (mBarPixmap != 0) {
- delete mBarPixmap;
- mBarPixmap = 0;
- }
- mBarPixmap = new QPixmap(pixmap);
-}
-
-void KPsionStatusBarProgress::
-setBarColor(const QColor &color) {
- mBarColor = color;
- if (mBarPixmap != 0) {
- delete mBarPixmap;
- mBarPixmap = 0;
- }
-}
-
-void KPsionStatusBarProgress::
-setBarStyle(BarStyle style) {
- if (mBarStyle != style) {
- mBarStyle = style;
- update();
- }
-}
-
-void KPsionStatusBarProgress::
-setOrientation(Orientation orientation) {
- if (mOrientation != orientation) {
- mOrientation = orientation;
- update();
- }
-}
-
-void KPsionStatusBarProgress::
-setValue(int value) {
- mCurItem = mMaxItem = -1;
- QRangeControl::setValue(value);
-}
-
-void KPsionStatusBarProgress::
-setValue(int curItem, int maxItem) {
- if (curItem <= 0 || maxItem <= 0 || curItem > maxItem) {
- mCurItem = mMaxItem = -1;
- QRangeControl::setValue(0);
- } else {
- mCurItem = curItem;
- mMaxItem = maxItem;
- float fraction = (float)curItem/(float)maxItem;
- QRangeControl::setValue((int)(fraction * 100.0));
- }
-}
-
-
-void KPsionStatusBarProgress::
-setTextEnabled(bool state) {
- if (mTextEnabled != state) {
- mTextEnabled = state;
- update();
- }
-}
-
-void KPsionStatusBarProgress::
-setText(const QString &msg) {
- labelMsg = msg;
- if (mTextEnabled == true)
- update();
-}
-
-
-
-
-const QColor & KPsionStatusBarProgress::
-barColor(void) const {
- return(mBarColor);
-}
-
-const QPixmap * KPsionStatusBarProgress::
-barPixmap(void) const {
- return(mBarPixmap);
-}
-
-bool KPsionStatusBarProgress::
-textEnabled(void) const {
- return(mTextEnabled);
-}
-
-QSize KPsionStatusBarProgress::
-sizeHint(void) const {
- QSize s(size());
-
- if (orientation() == KPsionStatusBarProgress::Vertical)
- s.setWidth(fontMetrics().lineSpacing());
- else
- s.setHeight(fontMetrics().lineSpacing());
- return(s);
-}
-
-
-KPsionStatusBarProgress::Orientation KPsionStatusBarProgress::
-orientation(void) const {
- return(mOrientation);
-}
-
-KPsionStatusBarProgress::BarStyle KPsionStatusBarProgress::
-barStyle() const {
- return(mBarStyle);
-}
-
-int KPsionStatusBarProgress::
-recalcValue(int range) {
- int abs_value = value() - minValue();
- int abs_range = maxValue() - minValue();
- if (abs_range == 0)
- return range;
- return range * abs_value / abs_range;
-}
-
-void KPsionStatusBarProgress::
-valueChange() {
- repaint(contentsRect(), FALSE);
- emit percentageChanged(recalcValue(100));
-}
-
-void KPsionStatusBarProgress::
-rangeChange() {
- repaint(contentsRect(), FALSE);
- emit percentageChanged(recalcValue(100));
-}
-
-void KPsionStatusBarProgress::
-styleChange(GUIStyle) {
- adjustStyle();
-}
-
-void KPsionStatusBarProgress::
-adjustStyle(void) {
-#if (QT_VERSION < 300)
- bool isWinStyle = (style().guiStyle() == WindowsStyle);
-#else
- bool isWinStyle = (style().styleHint(QStyle::SH_GUIStyle) == WindowsStyle);
-#endif
- if (isWinStyle)
- setFrameStyle(QFrame::NoFrame);
- else {
- setFrameStyle(QFrame::Panel|QFrame::Sunken);
- setLineWidth(1);
- }
- update();
-}
-
-void KPsionStatusBarProgress::
-paletteChange(const QPalette &) {
- mBarColor = palette().normal().highlight();
- mBarTextColor = palette().normal().highlightedText();
- mTextColor = palette().normal().text();
- setBackgroundColor(palette().normal().background());
-}
-
-void KPsionStatusBarProgress::
-drawText(QPainter *p) {
- QRect r(contentsRect());
-
- squeezeTextToLabel();
- p->setPen(mTextColor);
- p->drawText(r, AlignCenter, labelText);
- p->setClipRegion(fr);
- p->setPen(mBarTextColor);
- p->drawText(r, AlignCenter, labelText);
-}
-
-void KPsionStatusBarProgress::
-drawContents(QPainter *p) {
- QRect cr = contentsRect(), er = cr;
- fr = cr;
- QBrush fb(mBarColor), eb(backgroundColor());
-
- if (mBarPixmap != 0)
- fb.setPixmap(*mBarPixmap);
-
- if (backgroundPixmap())
- eb.setPixmap(*backgroundPixmap());
-
- switch(mBarStyle) {
- case Solid:
- if (mOrientation == Horizontal) {
- fr.setWidth(recalcValue(cr.width()));
- er.setLeft(fr.right() + 1);
- } else {
- fr.setTop(cr.bottom() - recalcValue(cr.height()));
- er.setBottom(fr.top() - 1);
- }
-
- p->setBrushOrigin(cr.topLeft());
- p->fillRect(fr, fb);
- p->fillRect(er, eb);
-
- if (mTextEnabled == true)
- drawText(p);
- break;
-
- case Blocked:
- const int margin = 2;
- int max, num, dx, dy;
- if (mOrientation == Horizontal) {
- fr.setHeight(cr.height() - 2 * margin);
- fr.setWidth((int)(0.67 * fr.height()));
- fr.moveTopLeft(QPoint(cr.left() + margin, cr.top() + margin));
- dx = fr.width() + margin;
- dy = 0;
- max = (cr.width() - margin) / (fr.width() + margin) + 1;
- num = recalcValue(max);
- } else {
- fr.setWidth(cr.width() - 2 * margin);
- fr.setHeight((int)(0.67 * fr.width()));
- fr.moveBottomLeft(QPoint(cr.left() + margin, cr.bottom() - margin));
- dx = 0;
- dy = - (fr.height() + margin);
- max = (cr.height() - margin) / (fr.height() + margin) + 1;
- num = recalcValue(max);
- }
- p->setClipRect(cr.x() + margin, cr.y() + margin,
- cr.width() - margin, cr.height() - margin);
- for (int i = 0; i < num; i++) {
- p->setBrushOrigin(fr.topLeft());
- p->fillRect(fr, fb);
- fr.moveBy(dx, dy);
- }
-
- if (num != max) {
- if (mOrientation == Horizontal)
- er.setLeft(fr.right() + 1);
- else
- er.setBottom(fr.bottom() + 1);
- if (!er.isNull()) {
- p->setBrushOrigin(cr.topLeft());
- p->fillRect(er, eb);
- }
- }
- break;
- }
-
-}
-
-void KPsionStatusBarProgress::
-mousePressEvent(QMouseEvent */*e*/) {
- emit pressed();
-}
-
-void KPsionStatusBarProgress::
-squeezeTextToLabel() {
- QFontMetrics fm(fontMetrics());
- int labelWidth = size().width();
- int percent;
- QString fullText;
-
- if (labelMsg.isEmpty() == true) {
- labelText = QString("%1%").arg(recalcValue(100));
- return;
- } else {
- if (mCurItem > 0)
- fullText = i18n("%1 %2 of %3").arg(labelMsg).arg(mCurItem).arg(mMaxItem);
- else {
- percent = recalcValue(100);
- fullText = QString("%1 %2%").arg(labelMsg).arg(percent);
- }
- }
- int textWidth = fm.width(fullText);
- if (textWidth > labelWidth) {
- // start with the dots only
- QString squeezedMsg = "...";
- QString squeezedText;
-
- if (mCurItem > 0)
- squeezedText = i18n("%1 %2 of %3").arg(squeezedMsg).arg(mCurItem).arg(mMaxItem);
- else
- squeezedText = QString("%1 %2%").arg(squeezedMsg).arg(percent);
- int squeezedWidth = fm.width(squeezedText);
-
- // estimate how many letters we can add to the dots on both sides
- int letters = fullText.length() * (labelWidth - squeezedWidth) / textWidth / 2;
- squeezedMsg = labelMsg.left(letters) + "..." + labelMsg.right(letters);
- if (mCurItem > 0)
- squeezedText = i18n("%1 %2 of %3").arg(squeezedMsg).arg(mCurItem).arg(mMaxItem);
- else
- squeezedText = QString("%1 %2%").arg(squeezedMsg).arg(percent);
- squeezedWidth = fm.width(squeezedText);
-
- if (squeezedWidth < labelWidth) {
- // we estimated too short
- // add letters while text < label
- do {
- letters++;
- squeezedMsg = labelMsg.left(letters) + "..." +
- labelMsg.right(letters);
- if (mCurItem > 0)
- squeezedText = i18n("%1 %2 of %3").arg(squeezedMsg).arg(mCurItem).arg(mMaxItem);
- else
- squeezedText = QString("%1 %2%").arg(squeezedMsg).arg(percent);
- squeezedWidth = fm.width(squeezedText);
- } while (squeezedWidth < labelWidth);
- letters--;
- squeezedMsg = labelMsg.left(letters) + "..." +
- labelMsg.right(letters);
- if (mCurItem > 0)
- squeezedText = i18n("%1 %2 of %3").arg(squeezedMsg).arg(mCurItem).arg(mMaxItem);
- else
- squeezedText = QString("%1 %2%").arg(squeezedMsg).arg(percent);
- } else if (squeezedWidth > labelWidth) {
- // we estimated too long
- // remove letters while text > label
- do {
- letters--;
- squeezedMsg = labelMsg.left(letters) + "..." +
- labelMsg.right(letters);
- if (mCurItem > 0)
- squeezedText = i18n("%1 %2 of %3").arg(squeezedMsg).arg(mCurItem).arg(mMaxItem);
- else
- squeezedText = QString("%1 %2%").arg(squeezedMsg).arg(percent);
- squeezedWidth = fm.width(squeezedText);
- } while (squeezedWidth > labelWidth);
- }
-
- if (letters < 5) {
- // too few letters added -> we give up squeezing
- labelText = fullText;
- } else
- labelText = squeezedText;
-
- QToolTip::remove(this);
- QToolTip::add(this, fullText);
- } else {
- labelText = fullText;
- QToolTip::remove( this );
- QToolTip::hide();
- };
-}
-
-/*
- * Local variables:
- * c-basic-offset: 4
- * End:
- */
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