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tdegraphics/kolourpaint/kpmainwindow_statusbar.cpp

418 lines
12 KiB

/*
Copyright (c) 2003,2004,2005 Clarence Dang <dang@kde.org>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define DEBUG_STATUS_BAR (DEBUG_KP_MAIN_WINDOW && 0)
#include <kpmainwindow.h>
#include <tqlabel.h>
#include <tqstring.h>
#include <kdebug.h>
#include <tdelocale.h>
#include <kstatusbar.h>
#include <kpdefs.h>
#include <kpdocument.h>
#include <kpsqueezedtextlabel.h>
#include <kptool.h>
#include <kpviewmanager.h>
#include <kpviewscrollablecontainer.h>
#include <kpzoomedview.h>
// private
void kpMainWindow::addPermanentStatusBarItem (int id, int maxTextLen)
{
KStatusBar *sb = statusBar ();
TQString textWithMaxLen;
textWithMaxLen.fill (TQString::number (8/*big fat*/).at (0),
maxTextLen); //+ 2/*spaces on either side*/);
sb->insertFixedItem (textWithMaxLen, id, true/*permanent, place on the right*/);
sb->changeItem (TQString(), id);
}
// private
void kpMainWindow::createStatusBar ()
{
KStatusBar *sb = statusBar ();
// 9999 pixels "ought to be enough for anybody"
const int maxDimenLength = 4;
//sb->insertItem (TQString(), StatusBarItemMessage, 1/*stretch*/);
//sb->setItemAlignment (StatusBarItemMessage, TQt::AlignLeft | TQt::AlignVCenter);
m_statusBarMessageLabel = new kpSqueezedTextLabel (sb);
//m_statusBarMessageLabel->setShowEllipsis (false);
sb->addWidget (m_statusBarMessageLabel, 1/*stretch*/);
addPermanentStatusBarItem (StatusBarItemShapePoints,
(maxDimenLength + 1/*,*/ + maxDimenLength) * 2 + 3/* - */);
addPermanentStatusBarItem (StatusBarItemShapeSize,
(1/*+/-*/ + maxDimenLength) * 2 + 1/*x*/);
addPermanentStatusBarItem (StatusBarItemDocSize,
maxDimenLength + 1/*x*/ + maxDimenLength);
addPermanentStatusBarItem (StatusBarItemDocDepth,
5/*XXbpp*/);
addPermanentStatusBarItem (StatusBarItemZoom,
5/*1600%*/);
m_statusBarShapeLastPointsInitialised = false;
m_statusBarShapeLastSizeInitialised = false;
m_statusBarCreated = true;
}
// private slot
void kpMainWindow::setStatusBarMessage (const TQString &message)
{
#if DEBUG_STATUS_BAR && 1
kdDebug () << "kpMainWindow::setStatusBarMessage("
<< message
<< ") ok=" << m_statusBarCreated
<< endl;
#endif
if (!m_statusBarCreated)
return;
//statusBar ()->changeItem (message, StatusBarItemMessage);
m_statusBarMessageLabel->setText (message);
}
// private slot
void kpMainWindow::setStatusBarShapePoints (const TQPoint &startPoint,
const TQPoint &endPoint)
{
#if DEBUG_STATUS_BAR && 0
kdDebug () << "kpMainWindow::setStatusBarShapePoints("
<< startPoint << "," << endPoint
<< ") ok=" << m_statusBarCreated
<< endl;
#endif
if (!m_statusBarCreated)
return;
if (m_statusBarShapeLastPointsInitialised &&
startPoint == m_statusBarShapeLastStartPoint &&
endPoint == m_statusBarShapeLastEndPoint)
{
#if DEBUG_STATUS_BAR && 0
kdDebug () << "\tNOP" << endl;
#endif
return;
}
if (startPoint == KP_INVALID_POINT)
{
statusBar ()->changeItem (TQString(), StatusBarItemShapePoints);
}
else if (endPoint == KP_INVALID_POINT)
{
statusBar ()->changeItem (i18n ("%1,%2")
.arg (startPoint.x ())
.arg (startPoint.y ()),
StatusBarItemShapePoints);
}
else
{
statusBar ()->changeItem (i18n ("%1,%2 - %3,%4")
.arg (startPoint.x ())
.arg (startPoint.y ())
.arg (endPoint.x ())
.arg (endPoint.y ()),
StatusBarItemShapePoints);
}
m_statusBarShapeLastStartPoint = startPoint;
m_statusBarShapeLastEndPoint = endPoint;
m_statusBarShapeLastPointsInitialised = true;
}
// private slot
void kpMainWindow::setStatusBarShapeSize (const TQSize &size)
{
#if DEBUG_STATUS_BAR && 0
kdDebug () << "kpMainWindow::setStatusBarShapeSize("
<< size
<< ") ok=" << m_statusBarCreated
<< endl;
#endif
if (!m_statusBarCreated)
return;
if (m_statusBarShapeLastSizeInitialised &&
size == m_statusBarShapeLastSize)
{
#if DEBUG_STATUS_BAR && 0
kdDebug () << "\tNOP" << endl;
#endif
return;
}
if (size == KP_INVALID_SIZE)
{
statusBar ()->changeItem (TQString(), StatusBarItemShapeSize);
}
else
{
statusBar ()->changeItem (i18n ("%1x%2")
.arg (size.width ())
.arg (size.height ()),
StatusBarItemShapeSize);
}
m_statusBarShapeLastSize = size;
m_statusBarShapeLastSizeInitialised = true;
}
// private slot
void kpMainWindow::setStatusBarDocSize (const TQSize &size)
{
#if DEBUG_STATUS_BAR && 0
kdDebug () << "kpMainWindow::setStatusBarDocSize("
<< size
<< ") ok=" << m_statusBarCreated
<< endl;
#endif
if (!m_statusBarCreated)
return;
if (size == KP_INVALID_SIZE)
{
statusBar ()->changeItem (TQString(), StatusBarItemDocSize);
}
else
{
statusBar ()->changeItem (i18n ("%1x%2")
.arg (size.width ())
.arg (size.height ()),
StatusBarItemDocSize);
}
}
// private slot
void kpMainWindow::setStatusBarDocDepth (int depth)
{
#if DEBUG_STATUS_BAR && 0
kdDebug () << "kpMainWindow::setStatusBarDocDepth("
<< depth
<< ") ok=" << m_statusBarCreated
<< endl;
#endif
if (!m_statusBarCreated)
return;
if (depth <= 0)
{
statusBar ()->changeItem (TQString(), StatusBarItemDocDepth);
}
else
{
statusBar ()->changeItem (i18n ("%1bpp").arg (depth),
StatusBarItemDocDepth);
}
}
// private slot
void kpMainWindow::setStatusBarZoom (int zoom)
{
#if DEBUG_STATUS_BAR && 0
kdDebug () << "kpMainWindow::setStatusBarZoom("
<< zoom
<< ") ok=" << m_statusBarCreated
<< endl;
#endif
if (!m_statusBarCreated)
return;
if (zoom <= 0)
{
statusBar ()->changeItem (TQString(), StatusBarItemZoom);
}
else
{
statusBar ()->changeItem (i18n ("%1%").arg (zoom),
StatusBarItemZoom);
}
}
void kpMainWindow::recalculateStatusBarMessage ()
{
#if DEBUG_STATUS_BAR && 1
kdDebug () << "kpMainWindow::recalculateStatusBarMessage()" << endl;
#endif
TQString scrollViewMessage = m_scrollView->statusMessage ();
#if DEBUG_STATUS_BAR && 1
kdDebug () << "\tscrollViewMessage=" << scrollViewMessage << endl;
kdDebug () << "\tresizing doc? " << !m_scrollView->newDocSize ().isEmpty ()
<< endl;
kdDebug () << "\tviewUnderCursor? "
<< (m_viewManager && m_viewManager->viewUnderCursor ())
<< endl;
#endif
// HACK: To work around kpViewScrollableContainer's unreliable
// status messages (which in turn is due to TQt not updating
// TQWidget::hasMouse() on drags and we needing to hack around it)
if (!scrollViewMessage.isEmpty () &&
m_scrollView->newDocSize ().isEmpty () &&
m_viewManager && m_viewManager->viewUnderCursor ())
{
#if DEBUG_STATUS_BAR && 1
kdDebug () << "\t\tnot resizing & viewUnderCursor - message is wrong - clearing"
<< endl;
#endif
m_scrollView->blockSignals (true);
m_scrollView->clearStatusMessage ();
m_scrollView->blockSignals (false);
scrollViewMessage = TQString();
#if DEBUG_STATUS_BAR && 1
kdDebug () << "\t\t\tdone" << endl;
#endif
}
if (!scrollViewMessage.isEmpty ())
{
setStatusBarMessage (scrollViewMessage);
}
else
{
const kpTool *t = tool ();
if (t)
{
setStatusBarMessage (t->userMessage ());
}
else
{
setStatusBarMessage ();
}
}
}
// private slot
void kpMainWindow::recalculateStatusBarShape ()
{
#if DEBUG_STATUS_BAR && 0
kdDebug () << "kpMainWindow::recalculateStatusBarShape()" << endl;
#endif
TQSize docResizeTo = m_scrollView->newDocSize ();
#if DEBUG_STATUS_BAR && 0
kdDebug () << "\tdocResizeTo=" << docResizeTo << endl;
#endif
if (docResizeTo.isValid ())
{
const TQPoint startPoint (m_document->width (), m_document->height ());
#if DEBUG_STATUS_BAR && 0
kdDebug () << "\thavedMovedFromOrgSize="
<< m_scrollView->haveMovedFromOriginalDocSize () << endl;
#endif
if (!m_scrollView->haveMovedFromOriginalDocSize ())
{
setStatusBarShapePoints (startPoint);
setStatusBarShapeSize ();
}
else
{
const int newWidth = docResizeTo.width ();
const int newHeight = docResizeTo.height ();
setStatusBarShapePoints (startPoint, TQPoint (newWidth, newHeight));
const TQPoint sizeAsPoint (TQPoint (newWidth, newHeight) - startPoint);
setStatusBarShapeSize (TQSize (sizeAsPoint.x (), sizeAsPoint.y ()));
}
}
else
{
const kpTool *t = tool ();
#if DEBUG_STATUS_BAR && 0
kdDebug () << "\ttool=" << t << endl;
#endif
if (t)
{
setStatusBarShapePoints (t->userShapeStartPoint (),
t->userShapeEndPoint ());
setStatusBarShapeSize (t->userShapeSize ());
}
else
{
setStatusBarShapePoints ();
setStatusBarShapeSize ();
}
}
}
// private slot
void kpMainWindow::recalculateStatusBar ()
{
#if DEBUG_STATUS_BAR && 1
kdDebug () << "kpMainWindow::recalculateStatusBar() ok="
<< m_statusBarCreated
<< endl;
#endif
if (!m_statusBarCreated)
return;
recalculateStatusBarMessage ();
recalculateStatusBarShape ();
if (m_document)
{
setStatusBarDocSize (TQSize (m_document->width (), m_document->height ()));
setStatusBarDocDepth (m_document->pixmap ()->depth ());
}
else
{
setStatusBarDocSize ();
setStatusBarDocDepth ();
}
if (m_mainView)
{
setStatusBarZoom (m_mainView->zoomLevelX ());
}
else
{
setStatusBarZoom ();
}
}