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basket/src/basketlistview.cpp

812 lines
26 KiB

/***************************************************************************
* Copyright (C) 2003 by S<EFBFBD>astien Laot *
* slaout@linux62.org *
* *
* 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., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "basketlistview.h"
#include <tqregexp.h>
#include <tdeglobalsettings.h>
#include <kiconloader.h>
#include <tdelocale.h>
#include <kstringhandler.h>
#include <tqpainter.h>
#include <tqbitmap.h>
#include <tqpixmapcache.h>
#include <tqtooltip.h>
#include <iostream>
#include <kdebug.h>
#include "global.h"
#include "bnpview.h"
#include "basket.h"
#include "tools.h"
#include "settings.h"
#include "notedrag.h"
/** class BasketListViewItem: */
BasketListViewItem::BasketListViewItem(TQListView *parent, Basket *basket)
: TQListViewItem(parent), m_basket(basket)
, m_isUnderDrag(false)
, m_isAbbreviated(false)
{
setDropEnabled(true);
}
BasketListViewItem::BasketListViewItem(TQListViewItem *parent, Basket *basket)
: TQListViewItem(parent), m_basket(basket)
, m_isUnderDrag(false)
, m_isAbbreviated(false)
{
setDropEnabled(true);
}
BasketListViewItem::BasketListViewItem(TQListView *parent, TQListViewItem *after, Basket *basket)
: TQListViewItem(parent, after), m_basket(basket)
, m_isUnderDrag(false)
, m_isAbbreviated(false)
{
setDropEnabled(true);
}
BasketListViewItem::BasketListViewItem(TQListViewItem *parent, TQListViewItem *after, Basket *basket)
: TQListViewItem(parent, after), m_basket(basket)
, m_isUnderDrag(false)
, m_isAbbreviated(false)
{
setDropEnabled(true);
}
BasketListViewItem::~BasketListViewItem()
{
}
bool BasketListViewItem::acceptDrop(const TQMimeSource *) const
{
std::cout << "accept" << std::endl;
return true;
}
void BasketListViewItem::dropped(TQDropEvent *event)
{
std::cout << "Dropping into basket " << m_basket->name() << std::endl;
m_basket->contentsDropEvent(event);
//Global::bnpView->currentBasket()->contentsDropEvent(event); // FIXME
}
int BasketListViewItem::width(const TQFontMetrics &/* fontMetrics */, const TQListView */*listView*/, int /* column */) const
{
return listView()->visibleWidth() + 100;
/*
int BASKET_ICON_SIZE = 16;
int MARGIN = 1;
TQRect textRect = fontMetrics.boundingRect(0, 0, / *width=* /1, 500000, TQt::AlignAuto | TQt::AlignTop | TQt::ShowPrefix, text(column));
return MARGIN + BASKET_ICON_SIZE + MARGIN + textRect.width() + BASKET_ICON_SIZE/2 + MARGIN;
*/
}
TQString BasketListViewItem::escapedName(const TQString &string)
{
// Underlining the Alt+Letter shortcut (and escape all other '&' characters), if any:
TQString basketName = string;
basketName.replace('&', "&&"); // First escape all the amperstamp
TQString letter; // Find the letter
TQString altKey = /*i18n(*/"Alt"/*)*/; //i18n("The [Alt] key, as shown in shortcuts like Alt+C...", "Alt");
TQString shiftKey = /*i18n(*/"Shift"/*)*/; //i18n("The [Shift] key, as shown in shortcuts like Alt+Shift+1...", "Shift");
TQRegExp altLetterExp( TQString("^%1\\+(.)$").arg(altKey) );
TQRegExp altShiftLetterExp( TQString("^%1\\+%2\\+(.)$").arg(altKey, shiftKey) );
if (altLetterExp.search(m_basket->shortcut().toStringInternal()) != -1)
letter = altLetterExp.cap(1);
if (letter.isEmpty() && altShiftLetterExp.search(m_basket->shortcut().toStringInternal()) != -1)
letter = altShiftLetterExp.cap(1);
if (!letter.isEmpty()) {
int index = basketName.find(letter, /*index=*/0, /*caseSensitive=*/false);
if (index != -1)
basketName.insert(index, '&');
}
return basketName;
}
void BasketListViewItem::setup()
{
int BASKET_ICON_SIZE = 16;
int MARGIN = 1;
setText(/*column=*/0, escapedName(m_basket->basketName()));
widthChanged();
TQRect textRect = listView()->fontMetrics().boundingRect(0, 0, /*width=*/1, 500000, TQt::AlignAuto | TQt::AlignTop | TQt::ShowPrefix, text(/*column=*/0));
int height = MARGIN + TQMAX(BASKET_ICON_SIZE, textRect.height()) + MARGIN;
setHeight(height);
TQPixmap icon = kapp->iconLoader()->loadIcon(m_basket->icon(), TDEIcon::NoGroup, 16, TDEIcon::DefaultState, 0L, /*canReturnNull=*/false);
setPixmap(/*column=*/0, icon);
repaint();
}
BasketListViewItem* BasketListViewItem::lastChild()
{
TQListViewItem *child = firstChild();
while (child) {
if (child->nextSibling())
child = child->nextSibling();
else
return (BasketListViewItem*)child;
}
return 0;
}
BasketListViewItem* BasketListViewItem::prevSibling()
{
BasketListViewItem *item = this;
while (item) {
if (item->nextSibling() == this)
return item;
item = (BasketListViewItem*)(item->itemAbove());
}
return 0;
}
BasketListViewItem* BasketListViewItem::shownItemAbove()
{
BasketListViewItem *item = (BasketListViewItem*)itemAbove();
while (item) {
if (item->isShown())
return item;
item = (BasketListViewItem*)(item->itemAbove());
}
return 0;
}
BasketListViewItem* BasketListViewItem::shownItemBelow()
{
BasketListViewItem *item = (BasketListViewItem*)itemBelow();
while (item) {
if (item->isShown())
return item;
item = (BasketListViewItem*)(item->itemBelow());
}
return 0;
}
TQStringList BasketListViewItem::childNamesTree(int deep)
{
TQStringList result;
for (TQListViewItem *child = firstChild(); child; child = child->nextSibling()) {
BasketListViewItem *item = (BasketListViewItem*)child;
// Compute indentation spaces:
TQString spaces;
for (int i = 0; i < deep; ++i)
spaces += " ";
// Append the name:
result.append(spaces + item->basket()->basketName());
// Append the childs:
if (child->firstChild()) {
TQStringList childs = item->childNamesTree(deep + 1);
for (TQStringList::iterator it = childs.begin(); it != childs.end(); ++it)
result.append(*it);
}
}
return result;
}
void BasketListViewItem::moveChildsBaskets()
{
TQListViewItem *insertAfterThis = this;
TQListViewItem *nextOne;
for (TQListViewItem *child = firstChild(); child; child = nextOne) {
nextOne = child->nextSibling();
// Re-insert the item with the good parent:
takeItem(child);
if (parent())
parent()->insertItem(child);
else
listView()->insertItem(child);
// And move it at the good place:
child->moveItem(insertAfterThis);
insertAfterThis = child;
}
}
void BasketListViewItem::ensureVisible()
{
BasketListViewItem *item = this;
while (item->parent()) {
item = (BasketListViewItem*)(item->parent());
item->setOpen(true);
}
}
bool BasketListViewItem::isShown()
{
TQListViewItem *item = parent();
while (item) {
if (!item->isOpen())
return false;
item = item->parent();
}
return true;
}
bool BasketListViewItem::isCurrentBasket()
{
return basket() == Global::bnpView->currentBasket();
}
// TODO: Move this function from item.cpp to class Tools:
extern void drawGradient( TQPainter *p, const TQColor &colorTop, const TQColor & colorBottom,
int x, int y, int w, int h,
bool sunken, bool horz, bool flat ); /*const*/
TQPixmap BasketListViewItem::circledTextPixmap(const TQString &text, int height, const TQFont &font, const TQColor &color)
{
TQString key = TQString("BLI-%1.%2.%3.%4")
.arg(text).arg(height).arg(font.toString()).arg(color.rgb());
if (TQPixmap* cached=TQPixmapCache::find(key)) {
return *cached;
}
// Compute the sizes of the image components:
TQRect textRect = TQFontMetrics(font).boundingRect(0, 0, /*width=*/1, height, TQt::AlignAuto | TQt::AlignTop, text);
int xMargin = height / 6;
int width = xMargin + textRect.width() + xMargin;
// Create the gradient image:
TQPixmap gradient(3 * width, 3 * height); // We double the size to be able to smooth scale down it (== antialiased curves)
TQPainter gradientPainter(&gradient);
#if 1 // Enable the new look of the gradient:
TQColor topColor = TDEGlobalSettings::highlightColor().light(130); //120
TQColor topMidColor = TDEGlobalSettings::highlightColor().light(105); //105
TQColor bottomMidColor = TDEGlobalSettings::highlightColor().dark(130); //120
TQColor bottomColor = TDEGlobalSettings::highlightColor();
drawGradient(&gradientPainter, topColor, topMidColor,
0, 0, gradient.width(), gradient.height() / 2, /*sunken=*/false, /*horz=*/true, /*flat=*/false);
drawGradient(&gradientPainter, bottomMidColor, bottomColor,
0, gradient.height() / 2, gradient.width(), gradient.height() - gradient.height() / 2, /*sunken=*/false, /*horz=*/true, /*flat=*/false);
gradientPainter.fillRect(0, 0, gradient.width(), 3, TDEGlobalSettings::highlightColor());
#else
drawGradient(&gradientPainter, TDEGlobalSettings::highlightColor(), TDEGlobalSettings::highlightColor().dark(),
0, 0, gradient.width(), gradient.height(), /*sunken=*/false, /*horz=*/true, /*flat=*/false);
#endif
gradientPainter.end();
// Draw the curved rectangle:
TQBitmap curvedRectangle(3 * width, 3 * height);
curvedRectangle.fill(TQt::color0);
TQPainter curvePainter(&curvedRectangle);
curvePainter.setPen(TQt::color1);
curvePainter.setBrush(TQt::color1);
curvePainter.setClipRect(0, 0, 3*(height / 5), 3*(height)); // If the width is small, don't fill the right part of the pixmap
curvePainter.drawEllipse(0, 3*(-height / 4), 3*(height), 3*(height * 3 / 2)); // Don't forget we double the sizes
curvePainter.setClipRect(3*(width - height / 5), 0, 3*(height / 5), 3*(height));
curvePainter.drawEllipse(3*(width - height), 3*(-height / 4), 3*(height), 3*(height * 3 / 2));
curvePainter.setClipping(false);
curvePainter.fillRect(3*(height / 6), 0, 3*(width - 2 * height / 6), 3*(height), curvePainter.brush());
curvePainter.end();
// Apply the curved rectangle as the mask of the gradient:
gradient.setMask(curvedRectangle);
TQImage resultImage = gradient.convertToImage();
resultImage.setAlphaBuffer(true);
// Scale down the image smoothly to get anti-aliasing:
TQPixmap pmScaled;
pmScaled.convertFromImage(resultImage.smoothScale(width, height));
// Draw the text, and return the result:
TQPainter painter(&pmScaled);
painter.setPen(color);
painter.setFont(font);
painter.drawText(0+1, 0, width, height, TQt::AlignHCenter | TQt::AlignVCenter, text);
painter.end();
TQPixmapCache::insert(key, pmScaled);
return pmScaled;
}
TQPixmap BasketListViewItem::foundCountPixmap(bool isLoading, int countFound, bool childsAreLoading, int countChildsFound, const TQFont &font, int height)
{
if (isLoading)
return TQPixmap();
TQFont boldFont(font);
boldFont.setBold(true);
TQString text;
if (childsAreLoading) {
if (countChildsFound > 0)
text = i18n("%1+%2+").arg(TQString::number(countFound), TQString::number(countChildsFound));
else
text = i18n("%1+").arg(TQString::number(countFound));
} else {
if (countChildsFound > 0)
text = i18n("%1+%2").arg(TQString::number(countFound), TQString::number(countChildsFound));
else if (countFound > 0)
text = TQString::number(countFound);
else
return TQPixmap();
}
return circledTextPixmap(text, height, boldFont, TDEGlobalSettings::highlightedTextColor());
}
bool BasketListViewItem::haveChildsLoading()
{
TQListViewItem *child = firstChild();
while (child) {
BasketListViewItem *childItem = (BasketListViewItem*)child;
if (!childItem->basket()->isLoaded() && !childItem->basket()->isLocked())
return true;
if (childItem->haveChildsLoading())
return true;
child = child->nextSibling();
}
return false;
}
bool BasketListViewItem::haveHiddenChildsLoading()
{
if (isOpen())
return false;
return haveChildsLoading();
}
bool BasketListViewItem::haveChildsLocked()
{
TQListViewItem *child = firstChild();
while (child) {
BasketListViewItem *childItem = (BasketListViewItem*)child;
if (/*!*/childItem->basket()->isLocked())
return true;
if (childItem->haveChildsLocked())
return true;
child = child->nextSibling();
}
return false;
}
bool BasketListViewItem::haveHiddenChildsLocked()
{
if (isOpen())
return false;
return haveChildsLocked();
}
int BasketListViewItem::countChildsFound()
{
int count = 0;
TQListViewItem *child = firstChild();
while (child) {
BasketListViewItem *childItem = (BasketListViewItem*)child;
count += childItem->basket()->countFounds();
count += childItem->countChildsFound();
child = child->nextSibling();
}
return count;
}
int BasketListViewItem::countHiddenChildsFound()
{
if (isOpen())
return 0;
return countChildsFound();
}
void BasketListViewItem::paintCell(TQPainter *painter, const TQColorGroup &/*colorGroup*/, int /*column*/, int width, int /*align*/)
{
// Workaround a TQt bug:
// When the splitter is moved to hide the tree view and then the application is restarted,
// TQt try to draw items with a negative size!
if (width <= 0) {
std::cout << "width <= 0" << std::endl;
return;
}
int BASKET_ICON_SIZE = 16;
int MARGIN = 1;
// If we are filtering all baskets, and are effectively filtering on something:
bool showLoadingIcon = false;
bool showEncryptedIcon = false;
TQPixmap countPixmap;
bool showCountPixmap = Global::bnpView->isFilteringAllBaskets() &&
Global::bnpView->currentBasket()->decoration()->filterBar()->filterData().isFiltering;
if (showCountPixmap) {
showLoadingIcon = (!m_basket->isLoaded() && !m_basket->isLocked()) || haveHiddenChildsLoading();
showEncryptedIcon = m_basket->isLocked() || haveHiddenChildsLocked();
countPixmap = foundCountPixmap(!m_basket->isLoaded(), m_basket->countFounds(), haveHiddenChildsLoading() || haveHiddenChildsLocked(),
countHiddenChildsFound(), listView()->font(), height() - 2 * MARGIN);
}
int effectiveWidth = width - (countPixmap.isNull() ? 0 : countPixmap.width() + MARGIN)
- (showLoadingIcon || showEncryptedIcon ? BASKET_ICON_SIZE + MARGIN : 0)/*
- (showEncryptedIcon ? BASKET_ICON_SIZE + MARGIN : 0)*/;
bool drawRoundRect = m_basket->backgroundColorSetting().isValid() || m_basket->textColorSetting().isValid();
TQColor textColor = (drawRoundRect ? m_basket->textColor() : (isCurrentBasket() ? TDEGlobalSettings::highlightedTextColor() : TDEGlobalSettings::textColor()));
BasketListViewItem *shownAbove = shownItemAbove();
BasketListViewItem *shownBelow = shownItemBelow();
// Don't forget to update the key computation if parameters
// affecting the rendering logic change
TQString key = TQString("BLVI::pC-%1.%2.%3.%4.%5.%6.%7.%8.%9.%10.%11.%12.%13.%14.%15")
.arg(effectiveWidth)
.arg(drawRoundRect)
.arg(textColor.rgb())
.arg(m_basket->backgroundColor().rgb())
.arg(isCurrentBasket())
.arg(shownBelow && shownBelow->isCurrentBasket())
.arg(shownAbove && shownAbove->isCurrentBasket())
.arg(showLoadingIcon)
.arg(showEncryptedIcon)
.arg(showCountPixmap)
.arg(m_basket->countFounds())
.arg(countHiddenChildsFound())
.arg(m_isUnderDrag)
.arg(m_basket->basketName())
.arg(m_basket->icon());
if (TQPixmap* cached = TQPixmapCache::find(key)) {
// TQt's documentation recommends copying the pointer
// into a TQPixmap immediately
TQPixmap cachedBuffer = *cached;
painter->drawPixmap(0, 0, cachedBuffer);
return;
}
// Bufferize the drawing of items (otherwize, resizing the splitter make the tree act like a Christmas Tree ;-D ):
TQPixmap theBuffer(width, height());
TQPainter thePainter(&theBuffer);
// Fill with the basket background color:
TQColor background = (isCurrentBasket() ? TDEGlobalSettings::highlightColor() : listView()->paletteBackgroundColor());
thePainter.fillRect(0, 0, width, height(), background);
int textWidth = effectiveWidth - MARGIN - BASKET_ICON_SIZE - MARGIN - MARGIN;
// Draw the rounded rectangle:
if (drawRoundRect) {
TQRect textRect = listView()->fontMetrics().boundingRect(0, 0, /*width=*/1, 500000, TQt::AlignAuto | TQt::AlignTop | TQt::ShowPrefix, text(/*column=*/0));
int xRound = MARGIN;
int yRound = MARGIN;
int hRound = height() - 2 * MARGIN;
int wRound = TQMIN(BASKET_ICON_SIZE + MARGIN + textRect.width() + hRound/2, effectiveWidth - MARGIN - MARGIN);
if (wRound > 0) { // Do not crash if there is no space anymore to draw the rounded rectangle:
TQPixmap buffer(wRound * 2, hRound * 2);
buffer.fill(background);
TQPainter pBuffer(&buffer);
TQColor colorRound = m_basket->backgroundColor();
pBuffer.setPen(colorRound);
pBuffer.setBrush(colorRound);
if (wRound > hRound) { // If the rectangle is smaller in width than in height, don't overlap ellipses...
pBuffer.drawEllipse(0, 0, hRound * 2, hRound * 2);
pBuffer.drawEllipse(wRound * 2 - hRound * 2, 0, hRound * 2, hRound * 2);
pBuffer.fillRect(hRound*2/2, 0, wRound * 2 - hRound * 2, hRound * 2, colorRound);
} else
pBuffer.drawEllipse(0, 0, wRound * 2, hRound * 2);
pBuffer.end();
TQImage imageToScale = buffer.convertToImage();
TQPixmap pmScaled;
pmScaled.convertFromImage(imageToScale.smoothScale(wRound, hRound));
thePainter.drawPixmap(xRound, yRound, pmScaled);
textWidth -= hRound/2;
}
}
TQColor bgColor = listView()->paletteBackgroundColor();
TQColor selColor = TDEGlobalSettings::highlightColor();
TQColor midColor = Tools::mixColor(bgColor, selColor);
// Draw the left selection roundings:
if (isCurrentBasket()) {
thePainter.setPen(bgColor);
thePainter.drawPoint(0, 0);
thePainter.drawPoint(1, 0);
thePainter.drawPoint(0, 1);
thePainter.drawPoint(0, height() - 1);
thePainter.drawPoint(1, height() - 1);
thePainter.drawPoint(0, height() - 2);
thePainter.setPen(midColor);
thePainter.drawPoint(2, 0);
thePainter.drawPoint(0, 2);
thePainter.drawPoint(2, height() - 1);
thePainter.drawPoint(0, height() - 3);
}
// Draw the bottom-right selection roundings:
//BasketListViewItem *shownBelow = shownItemBelow();
if (shownBelow && shownBelow->isCurrentBasket()) {
thePainter.setPen(selColor);
thePainter.drawPoint(width - 1, height() - 1);
thePainter.drawPoint(width - 2, height() - 1);
thePainter.drawPoint(width - 1, height() - 2);
thePainter.setPen(midColor);
thePainter.drawPoint(width - 3, height() - 1);
thePainter.drawPoint(width - 1, height() - 3);
}
// Draw the top-right selection roundings:
// BasketListViewItem *shownAbove = shownItemAbove();
if (shownAbove && shownAbove->isCurrentBasket()) {
thePainter.setPen(selColor);
thePainter.drawPoint(width - 1, 0);
thePainter.drawPoint(width - 2, 0);
thePainter.drawPoint(width - 1, 1);
thePainter.setPen(midColor);
thePainter.drawPoint(width - 3, 0);
thePainter.drawPoint(width - 1, 2);
}
// Draw the icon and text:
int yPixmap = (height() - BASKET_ICON_SIZE) / 2;
thePainter.drawPixmap(MARGIN, yPixmap, *pixmap(/*column=*/0));
thePainter.setPen(textColor);
if (textWidth > 0) { // IF there is space left to draw the text:
int xText = MARGIN + BASKET_ICON_SIZE + MARGIN;
TQString theText = m_basket->basketName();
if (painter->fontMetrics().width(theText) > textWidth) {
theText = KStringHandler::rPixelSqueeze(theText, painter->fontMetrics(), textWidth);
m_isAbbreviated = true;
}
else {
m_isAbbreviated = false;
}
theText = escapedName(theText);
thePainter.drawText(xText, 0, textWidth, height(), TQt::AlignAuto | TQt::AlignVCenter | TQt::ShowPrefix, theText);
}
// If we are filtering all baskets, and are effectively filtering on something:
if (!countPixmap.isNull())
{
thePainter.drawPixmap(effectiveWidth, 1, countPixmap);
effectiveWidth += countPixmap.width() + MARGIN;
}
if (showLoadingIcon) {
TQPixmap icon = kapp->iconLoader()->loadIcon("edit-find", TDEIcon::NoGroup, 16, TDEIcon::DefaultState, 0L, /*canReturnNull=*/false);
thePainter.drawPixmap(effectiveWidth, 0, icon);
effectiveWidth += BASKET_ICON_SIZE + MARGIN;
}
if (showEncryptedIcon && !showLoadingIcon) {
TQPixmap icon = kapp->iconLoader()->loadIcon("encrypted", TDEIcon::NoGroup, 16, TDEIcon::DefaultState, 0L, /*canReturnNull=*/false);
thePainter.drawPixmap(effectiveWidth, 0, icon);
}
if (m_isUnderDrag) {
thePainter.drawWinFocusRect(0, 0, width, height());
}
thePainter.end();
TQPixmapCache::insert(key, theBuffer);
// Apply the buffer:
painter->drawPixmap(0, 0, theBuffer);
}
void BasketListViewItem::setUnderDrag(bool underDrag)
{
m_isUnderDrag = underDrag;
}
bool BasketListViewItem::isAbbreviated()
{
return m_isAbbreviated;
}
/** class BasketListViewToolTip: */
class BasketTreeListView_ToolTip : public TQToolTip {
public:
BasketTreeListView_ToolTip(BasketTreeListView* basketView)
: TQToolTip(basketView->viewport())
, m_basketView(basketView)
{}
public:
void maybeTip(const TQPoint& pos)
{
TQListViewItem *item = m_basketView->itemAt(m_basketView->contentsToViewport(pos));
BasketListViewItem* bitem = dynamic_cast<BasketListViewItem*>(item);
if (bitem && bitem->isAbbreviated()) {
tip(m_basketView->itemRect(bitem), bitem->basket()->basketName());
}
}
private:
BasketTreeListView* m_basketView;
};
/** class BasketTreeListView: */
BasketTreeListView::BasketTreeListView(TQWidget *parent, const char *name)
: TDEListView(parent, name), m_autoOpenItem(0)
, m_itemUnderDrag(0)
{
setWFlags(TQt::WStaticContents | WNoAutoErase);
clearWFlags(TQt::WStaticContents | WNoAutoErase);
//viewport()->clearWFlags(TQt::WStaticContents);
connect( &m_autoOpenTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(autoOpen()) );
new BasketTreeListView_ToolTip(this);
}
void BasketTreeListView::viewportResizeEvent(TQResizeEvent *event)
{
TDEListView::viewportResizeEvent(event);
triggerUpdate();
}
void BasketTreeListView::contentsDragEnterEvent(TQDragEnterEvent *event)
{
if (event->provides("application/x-qlistviewitem")) {
TQListViewItemIterator it(this); // TODO: Don't show expanders if it's not a basket drag...
while (it.current()) {
TQListViewItem *item = it.current();
if (!item->firstChild()) {
item->setExpandable(true);
item->setOpen(true);
}
++it;
}
update();
}
TDEListView::contentsDragEnterEvent(event);
}
void BasketTreeListView::removeExpands()
{
TQListViewItemIterator it(this);
while (it.current()) {
TQListViewItem *item = it.current();
if (!item->firstChild())
item->setExpandable(false);
++it;
}
viewport()->update();
}
void BasketTreeListView::contentsDragLeaveEvent(TQDragLeaveEvent *event)
{
std::cout << "BasketTreeListView::contentsDragLeaveEvent" << std::endl;
m_autoOpenItem = 0;
m_autoOpenTimer.stop();
setItemUnderDrag(0);
removeExpands();
TDEListView::contentsDragLeaveEvent(event);
}
void BasketTreeListView::contentsDropEvent(TQDropEvent *event)
{
std::cout << "BasketTreeListView::contentsDropEvent()" << std::endl;
if (event->provides("application/x-qlistviewitem"))
{
TDEListView::contentsDropEvent(event);
}
else {
std::cout << "Forwarding dropped data to the basket" << std::endl;
TQListViewItem *item = itemAt(contentsToViewport(event->pos()));
BasketListViewItem* bitem = dynamic_cast<BasketListViewItem*>(item);
if (bitem) {
bitem->basket()->blindDrop(event);
}
else {
std::cout << "Forwarding failed: no bitem found" << std::endl;
}
}
m_autoOpenItem = 0;
m_autoOpenTimer.stop();
setItemUnderDrag(0);
removeExpands();
Global::bnpView->save(); // TODO: Don't save if it was not a basket drop...
}
void BasketTreeListView::contentsDragMoveEvent(TQDragMoveEvent *event)
{
std::cout << "BasketTreeListView::contentsDragMoveEvent" << std::endl;
if (event->provides("application/x-qlistviewitem"))
TDEListView::contentsDragMoveEvent(event);
else {
TQListViewItem *item = itemAt(contentsToViewport(event->pos()));
BasketListViewItem* bitem = dynamic_cast<BasketListViewItem*>(item);
if (m_autoOpenItem != item) {
m_autoOpenItem = item;
m_autoOpenTimer.start(1700, /*singleShot=*/true);
}
if (item) {
event->acceptAction(true);
event->accept(true);
}
setItemUnderDrag(bitem);
TDEListView::contentsDragMoveEvent(event); // FIXME: ADDED
}
}
void BasketTreeListView::setItemUnderDrag(BasketListViewItem* item)
{
if (m_itemUnderDrag != item) {
if (m_itemUnderDrag) {
// Remove drag status from the old item
m_itemUnderDrag->setUnderDrag(false);
repaintItem(m_itemUnderDrag);
}
m_itemUnderDrag = item;
if (m_itemUnderDrag) {
// add drag status to the new item
m_itemUnderDrag->setUnderDrag(true);
repaintItem(m_itemUnderDrag);
}
}
}
void BasketTreeListView::autoOpen()
{
BasketListViewItem *item = (BasketListViewItem*)m_autoOpenItem;
if (item)
Global::bnpView->setCurrentBasket(item->basket());
}
void BasketTreeListView::resizeEvent(TQResizeEvent *event)
{
TDEListView::resizeEvent(event);
}
void BasketTreeListView::paintEmptyArea(TQPainter *painter, const TQRect &rect)
{
TQListView::paintEmptyArea(painter, rect);
BasketListViewItem *last = Global::bnpView->lastListViewItem();
if (last && !last->isShown())
last = last->shownItemAbove();
if (last && last->isCurrentBasket()) {
int y = last->itemPos() + last->height();
TQColor bgColor = paletteBackgroundColor();
TQColor selColor = TDEGlobalSettings::highlightColor();
TQColor midColor = Tools::mixColor(bgColor, selColor);
painter->setPen(selColor);
painter->drawPoint(visibleWidth() - 1, y);
painter->drawPoint(visibleWidth() - 2, y);
painter->drawPoint(visibleWidth() - 1, y + 1);
painter->setPen(midColor);
painter->drawPoint(visibleWidth() - 3, y);
painter->drawPoint(visibleWidth() - 1, y + 2);
}
}
/** We should NEVER get focus (because of TQ_NoFocus focusPolicy())
* but TDEListView can programatically give us the focus.
* So we give it to the basket.
*/
void BasketTreeListView::focusInEvent(TQFocusEvent*)
{
//TDEListView::focusInEvent(event);
Basket *basket = Global::bnpView->currentBasket();
if (basket)
basket->setFocus();
}
#include "basketlistview.moc"