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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-06 15:56:40 -0600 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-06 15:56:40 -0600 |
commit | e16866e072f94410321d70daedbcb855ea878cac (patch) | |
tree | ee3f52eabde7da1a0e6ca845fb9c2813cf1558cf /tdeui/kbuttonbox.cpp | |
parent | a58c20c1a7593631a1b50213c805507ebc16adaf (diff) | |
download | tdelibs-e16866e072f94410321d70daedbcb855ea878cac.tar.gz tdelibs-e16866e072f94410321d70daedbcb855ea878cac.zip |
Actually move the kde files that were renamed in the last commit
Diffstat (limited to 'tdeui/kbuttonbox.cpp')
-rw-r--r-- | tdeui/kbuttonbox.cpp | 377 |
1 files changed, 377 insertions, 0 deletions
diff --git a/tdeui/kbuttonbox.cpp b/tdeui/kbuttonbox.cpp new file mode 100644 index 000000000..25bd6c71b --- /dev/null +++ b/tdeui/kbuttonbox.cpp @@ -0,0 +1,377 @@ +/* This file is part of the KDE libraries + Copyright (C) 1997 Mario Weilguni (mweilguni@sime.com) + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +/* + * KButtonBox class + * + * A container widget for buttons. Uses Qt layout control to place the + * buttons, can handle both vertical and horizontal button placement. +* + * HISTORY + * + * 05/11/2004 Andrew Coles <andrew_coles@yahoo.co.uk> + * Now uses QPtrListIterators instead of indexing through data->buttons + * Item.button and data are now const pointers, set in the relevant constructors + * + * 03/08/2000 Mario Weilguni <mweilguni@kde.org> + * Removed all those long outdated Motif stuff + * Improved and clarified some if conditions (easier to understand) + * + * 11/13/98 Reginald Stadlbauer <reggie@kde.org> + * Now in Qt 1.4x motif default buttons have no extra width/height anymore. + * So the KButtonBox doesn't add this width/height to default buttons anymore + * which makes the buttons look better. + * + * 01/17/98 Mario Weilguni <mweilguni@sime.com> + * Fixed a bug in tqsizeHint() + * Improved the handling of Motif default buttons + * + * 01/09/98 Mario Weilguni <mweilguni@sime.com> + * The last button was to far right away from the right/bottom border. + * Fixed this. Removed old code. Buttons get now a minimum width. + * Programmer may now override minimum width and height of a button. + * + */ + +#include "kbuttonbox.moc" +#include <kglobalsettings.h> +#include <kguiitem.h> +#include <kpushbutton.h> +#include <tqptrlist.h> +#include <assert.h> + +#define minButtonWidth 50 + +class KButtonBox::Item { +public: + KPushButton* const button; + bool noexpand; + unsigned short stretch; + unsigned short actual_size; + + Item(KPushButton* const _button) : button(_button) {} +}; + +template class TQPtrList<KButtonBox::Item>; + +class KButtonBoxPrivate { +public: + unsigned short border; + unsigned short autoborder; + unsigned short orientation; + bool activated; + TQPtrList<KButtonBox::Item> buttons; +}; + +KButtonBox::KButtonBox(TQWidget *parent, Orientation _orientation, + int border, int autoborder) + : TQWidget(parent), data(new KButtonBoxPrivate) +{ + assert(data); + + data->orientation = _orientation; + data->border = border; + data->autoborder = autoborder < 0 ? border : autoborder; + data->buttons.setAutoDelete(true); +} + +KButtonBox::~KButtonBox() { + delete data; +} + +TQPushButton *KButtonBox::addButton(const TQString& text, bool noexpand) { + Item* const item = new Item(new KPushButton(text, this)); + + item->noexpand = noexpand; + data->buttons.append(item); + item->button->adjustSize(); + + this->updateGeometry(); + + return item->button; +} + +TQPushButton *KButtonBox::addButton(const KGuiItem& guiitem, bool noexpand) { + Item* const item = new Item(new KPushButton(guiitem, this)); + + item->noexpand = noexpand; + data->buttons.append(item); + item->button->adjustSize(); + + this->updateGeometry(); + + return item->button; +} + + TQPushButton * +KButtonBox::addButton( + const TQString & text, + TQObject * receiver, + const char * slot, + bool noexpand +) +{ + TQPushButton * pb = addButton(text, noexpand); + + if ((0 != receiver) && (0 != slot)) + TQObject::connect(pb, TQT_SIGNAL(clicked()), receiver, slot); + + return pb; +} + + TQPushButton * +KButtonBox::addButton( + const KGuiItem& guiitem, + TQObject * receiver, + const char * slot, + bool noexpand +) +{ + TQPushButton * pb = addButton(guiitem, noexpand); + + if ((0 != receiver) && (0 != slot)) + TQObject::connect(pb, TQT_SIGNAL(clicked()), receiver, slot); + + return pb; +} + +void KButtonBox::addStretch(int scale) { + if(scale > 0) { + Item* const item = new Item(0); + item->noexpand = false; + item->stretch = scale; + data->buttons.append(item); + } +} + +void KButtonBox::layout() { + // resize all buttons + const TQSize bs = bestButtonSize(); + + TQPtrListIterator<KButtonBox::Item> itr(data->buttons); + Item* item; + + while ( (item = itr.current()) != 0 ) { + TQPushButton* const b = item->button; + if(b) { + if(item->noexpand) + b->setFixedSize(buttonSizeHint(b)); + else + b->setFixedSize(bs); + } + ++itr; + } + + setMinimumSize(tqsizeHint()); +} + +void KButtonBox::placeButtons() { + + if(data->orientation == Qt::Horizontal) { + // calculate free size and stretches + int fs = width() - 2 * data->border; + int stretch = 0; + { + TQPtrListIterator<KButtonBox::Item> itr(data->buttons); + Item *item; + + while ( (item = itr.current()) != 0 ) { + TQPushButton* const b = item->button; + if(b) { + fs -= b->width(); + + // Last button? + if(!itr.atLast()) + fs -= data->autoborder; + } else { + stretch +=item->stretch; + } + + ++itr; + } + } + + // distribute buttons + int x_pos = data->border; + { + TQPtrListIterator<KButtonBox::Item> itr(data->buttons); + Item *item; + + while ( (item = itr.current()) != 0 ) { + TQPushButton* const b = item->button; + if(b) { + b->move(x_pos, (height() - b->height()) / 2); + + x_pos += b->width() + data->autoborder; + } else { + x_pos += (int)((((double)fs) * item->stretch) / stretch); + } + + ++itr; + } + } + + } else { // VERTICAL + // calcualte free size and stretches + int fs = height() - 2 * data->border; + int stretch = 0; + { + TQPtrListIterator<KButtonBox::Item> itr(data->buttons); + Item *item; + + while ( (item = itr.current()) != 0 ) { + TQPushButton* const b = item->button; + if(b) + fs -= b->height() + data->autoborder; + else + stretch +=item->stretch; + + ++itr; + } + + } + + // distribute buttons + int y_pos = data->border; + { + TQPtrListIterator<KButtonBox::Item> itr(data->buttons); + Item *item; + + while ( (item = itr.current()) != 0 ) { + TQPushButton* const b = item->button; + if(b) { + b->move((width() - b->width()) / 2, y_pos); + + y_pos += b->height() + data->autoborder; + } else { + y_pos += (int)((((double)fs) * item->stretch) / stretch); + } + + ++itr; + } + } + } +} + +void KButtonBox::resizeEvent(TQResizeEvent *) { + placeButtons(); +} + +TQSize KButtonBox::bestButtonSize() const { + TQSize s(0, 0); + + // calculate optimal size + TQPtrListIterator<KButtonBox::Item> itr(data->buttons); + Item *item; + + while ( (item = itr.current()) != 0 ) { + TQPushButton* const b = item->button; + + if(b && !item->noexpand) { + const TQSize bs = buttonSizeHint(b); + + const int bsWidth = bs.width(); + const int bsHeight = bs.height(); + + if(bsWidth > s.width()) + s.setWidth(bsWidth); + if(bsHeight > s.height()) + s.setHeight(bsHeight); + } + ++itr; + } + + return s; +} + +TQSize KButtonBox::tqsizeHint() const { + unsigned int dw; + + if(data->buttons.isEmpty()) + return TQSize(0, 0); + else { + dw = 2 * data->border; + + const TQSize bs = bestButtonSize(); + + TQPtrListIterator<KButtonBox::Item> itr(data->buttons); + Item *item; + + while ( (item = itr.current()) != 0 ) { + TQPushButton* const b = item->button; + + if(b) { + TQSize s; + if(item->noexpand) + s = buttonSizeHint(b); + else + s = bs; + + if(data->orientation == Qt::Horizontal) + dw += s.width(); + else + dw += s.height(); + + if( !itr.atLast() ) + dw += data->autoborder; + } + + ++itr; + } + + if(data->orientation == Qt::Horizontal) + return TQSize(dw, bs.height() + 2 * data->border); + else + return TQSize(bs.width() + 2 * data->border, dw); + } +} + +TQSizePolicy KButtonBox::sizePolicy() const +{ + return data->orientation == Qt::Horizontal? + TQSizePolicy( TQSizePolicy::Minimum, TQSizePolicy::Fixed ) : + TQSizePolicy( TQSizePolicy::Fixed, TQSizePolicy::Minimum ); +} + +/* + * Returns the best size for a button. If a button is less than + * minButtonWidth pixels wide, return minButtonWidth pixels + * as minimum width + */ +TQSize KButtonBox::buttonSizeHint(TQPushButton *b) const { + TQSize s = b->tqsizeHint(); + const TQSize ms = b->tqminimumSize(); + if(s.width() < minButtonWidth) + s.setWidth(minButtonWidth); + + // allows the programmer to override the settings + const int msWidth = ms.width(); + const int msHeight = ms.height(); + + if(msWidth > s.width()) + s.setWidth(msWidth); + if(msHeight > s.height()) + s.setHeight(msHeight); + + return s; +} + +void KButtonBox::virtual_hook( int, void* ) +{ /*BASE::virtual_hook( id, data );*/ } + |