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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit2bda8f7717adf28da4af0d34fb82f63d2868c31d (patch)
tree8d927b7b47a90c4adb646482a52613f58acd6f8c /charselectapplet/charselectapplet.cpp
downloadtdeutils-2bda8f7717adf28da4af0d34fb82f63d2868c31d.tar.gz
tdeutils-2bda8f7717adf28da4af0d34fb82f63d2868c31d.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeutils@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/*****************************************************************
+
+Copyright (c) 2001 Matthias Elter <elter@kde.org>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+******************************************************************/
+
+#include <math.h>
+
+#include <qlayout.h>
+#include <qpainter.h>
+#include <qclipboard.h>
+#include <qvbox.h>
+#include <qspinbox.h>
+#include <qlabel.h>
+
+#include <klocale.h>
+#include <kglobal.h>
+#include <kconfig.h>
+#include <klineedit.h>
+#include <kaboutapplication.h>
+
+#include "charselectapplet.h"
+#include "charselectapplet.moc"
+
+extern "C"
+{
+ KDE_EXPORT KPanelApplet* init(QWidget *parent, const QString& configFile)
+ {
+ KGlobal::locale()->insertCatalogue("kcharselectapplet");
+ return new CharSelectApplet(configFile, KPanelApplet::Normal,
+ KPanelApplet::About | KPanelApplet::Preferences,
+ parent, "kcharselectapplet");
+ }
+}
+
+static int cell_width = 16;
+static int cell_height = 16;
+static int char_count = 0;
+
+CharSelectApplet::CharSelectApplet(const QString& configFile, Type type, int actions,
+ QWidget *parent, const char *name)
+ : KPanelApplet(configFile, type, actions, parent, name),
+ _aboutData(0), _configDialog(0)
+{
+ // read configuration
+ KConfig *c = config();
+ c->setGroup("General");
+ cell_width = c->readNumEntry("CellWidth", cell_width);
+ cell_height = c->readNumEntry("CellHeight", cell_height);
+ QString characters = c->readEntry("Characters", "ÄäÖöÜüß©®§");
+
+ // setup layout
+ QHBoxLayout *_layout = new QHBoxLayout(this);
+ _layout->setAutoAdd(true);
+
+ // setup table view
+ _table = new CharTable(this);
+
+ // insert chars
+ _table->setCharacters(characters);
+}
+
+int CharSelectApplet::widthForHeight(int height) const
+{
+ // number of rows depends on panel size
+ int rows = (height - (lineWidth() * 2))/ cell_height;
+ if(rows <= 0) rows = 1;
+
+ // calculate number of columns
+ float c = (float) char_count / rows;
+ int columns = (int) ceil(c);
+ if(columns <= 0) columns = 1;
+
+ _table->setRowsAndColumns(rows, columns);
+
+ // tell kicker how much space we need
+ return columns * cell_width + lineWidth() * 2;
+}
+
+int CharSelectApplet::heightForWidth(int width) const
+{
+ // number of columns depends on panel size
+ int columns = (width - (lineWidth() * 2))/ cell_width;
+ if(columns <= 0) columns = 1;
+
+ // calculate number of rows we need
+ float r = (float) char_count / columns;
+ int rows = (int) ceil(r);
+ if(rows <= 0) rows = 1;
+
+ _table->setRowsAndColumns(rows, columns);
+
+ return rows * cell_height + lineWidth() *2;
+}
+
+void CharSelectApplet::preferences()
+{
+ if(!_configDialog)
+ _configDialog = new ConfigDialog(this);
+
+ _configDialog->setCharacters(_table->characters());
+ _configDialog->setCellWidth(cell_width);
+ _configDialog->setCellHeight(cell_height);
+ _configDialog->setInitialSize(QSize(300, 100));
+ _configDialog->exec();
+
+ cell_width = _configDialog->cellWidth();
+ cell_height = _configDialog->cellHeight();
+ _table->setCharacters(_configDialog->characters());
+
+ emit updateLayout();
+
+ // write configuration
+ KConfig *c = config();
+ c->setGroup("General");
+ c->writeEntry("CellWidth", cell_width);
+ c->writeEntry("CellHeight", cell_height);
+ c->writeEntry("Characters", _configDialog->characters());
+ c->sync();
+}
+
+void CharSelectApplet::about()
+{
+ if(!_aboutData) {
+ _aboutData = new KAboutData("kcharselectapplet", I18N_NOOP("KCharSelectApplet"), "1.0",
+ I18N_NOOP("A character picker applet.\n"
+ "Used to copy single characters to the X11 clipboard.\n"
+ "You can paste them to an application with the middle mouse button."),
+ KAboutData::License_BSD, "(c) 2001, Matthias Elter");
+ _aboutData->addAuthor("Matthias Elter", 0, "elter@kde.org");
+ }
+
+ KAboutApplication dialog(_aboutData);
+ dialog.exec();
+}
+
+CharTable::CharTable(QWidget* parent, const char* name)
+ : QFrame(parent, name), _rows(2), _cols(2),
+ _activeRow(-1), _activeCol(-1),
+ _cWidth(cell_width), _cHeight(cell_height)
+{
+ setFrameStyle(QFrame::StyledPanel | QFrame::Sunken);
+ setFocusPolicy(QWidget::NoFocus);
+ setBackgroundMode(QWidget::NoBackground);
+}
+
+void CharTable::setRowsAndColumns(int r, int c)
+{
+ _rows = r;
+ _cols = c;
+}
+
+void CharTable::insertChar(QChar c)
+{
+ _map.insert(char_count++, c);
+}
+
+void CharTable::insertString(QString s)
+{
+ for (unsigned int i = 0; i < s.length(); i++)
+ insertChar(s[i]);
+}
+
+void CharTable::setCharacters(const QString& characters)
+{
+ _map.clear();
+ char_count = 0;
+ insertString(characters);
+}
+
+QString CharTable::characters()
+{
+ QString characters;
+ for (int r = 0; r <_rows; r++)
+ for (int c = 0; c <_cols; c++)
+ characters += _map[c + r * _cols];
+
+ return characters;
+}
+
+int CharTable::findRow(int y)
+{
+ return y / _cHeight;
+}
+
+int CharTable::findCol(int x)
+{
+ return x / _cWidth;
+}
+
+void CharTable::resizeEvent(QResizeEvent*)
+{
+ _cWidth = contentsRect().width() / _cols;
+ _cHeight = contentsRect().height() / _rows;
+}
+
+void CharTable::paintEvent(QPaintEvent* e)
+{
+ QPainter p(this);
+
+ int xoffset = contentsRect().x();
+ int yoffset = contentsRect().y();
+
+ for (int r = 0; r <_rows; r++) {
+ for (int c = 0; c <_cols; c++) {
+ p.setViewport(xoffset + c * _cWidth, yoffset + r * _cHeight, _cWidth, _cHeight);
+ p.setWindow(0, 0, _cWidth, _cHeight);
+ paintCell(&p, r, c);
+ }
+ }
+ QFrame::paintEvent(e);
+}
+
+void CharTable::repaintCell(int r, int c)
+{
+ QPainter p(this);
+
+ int xoffset = contentsRect().x();
+ int yoffset = contentsRect().y();
+
+ p.setViewport(xoffset + c * _cWidth, yoffset + r * _cHeight, _cWidth, _cHeight);
+ p.setWindow(0, 0, _cWidth, _cHeight);
+ paintCell(&p, r, c);
+}
+
+void CharTable::paintCell(QPainter* p, int row, int col)
+{
+ int w = _cWidth;
+ int h = _cHeight;
+ int x2 = w - 1;
+ int y2 = h - 1;
+
+ bool active = (row == _activeRow) && (col == _activeCol);
+
+ // draw background
+ if (active) {
+ p->setBrush(QBrush(colorGroup().highlight()));
+ p->setPen(NoPen);
+ p->drawRect(0, 0, w, h);
+ p->setPen(colorGroup().highlightedText());
+ }
+ else {
+ p->setBrush(QBrush(colorGroup().base()));
+ p->setPen(NoPen);
+ p->drawRect(0, 0, w, h);
+ p->setPen(colorGroup().text());
+ }
+
+ // set font
+ QFont f = font();
+ f.setPixelSize(10);
+ p->setFont(f);
+
+ // draw char
+ p->drawText(0, 0, x2, y2, AlignHCenter | AlignVCenter, QString(_map[col + row * _cols]));
+}
+
+void CharTable::mousePressEvent(QMouseEvent *e)
+{
+ int row = findRow(e->y());
+ if (row == -1) return;
+
+ int col = findCol(e->x());
+ if (col == -1) return;
+
+ selectCell(row, col);
+}
+
+void CharTable::mouseMoveEvent(QMouseEvent *e)
+{
+ if(!(e->state() & (LeftButton | RightButton | MidButton))) return;
+
+ int row = findRow(e->y());
+ if (row == -1) return;
+
+ int col = findCol(e->x());
+ if (col == -1) return;
+
+ selectCell(row, col);
+}
+
+void CharTable::selectCell(int row, int col)
+{
+ if (row >= _rows || row < 0) return;
+ if (col >= _cols || col < 0) return;
+
+ int oldRow = _activeRow;
+ int oldCol = _activeCol;
+
+ _activeRow = row;
+ _activeCol = col;
+
+ repaintCell(oldRow, oldCol);
+ repaintCell(_activeRow, _activeCol);
+
+ QClipboard *cb = QApplication::clipboard();
+ QObject::disconnect( cb, SIGNAL(dataChanged()), this, SLOT(clearCell()) );
+ QString text = QString(_map[col + row * _cols]);
+ bool oldMode = cb->selectionModeEnabled();
+ cb->setSelectionMode( true );
+ cb->setText( text );
+ cb->setSelectionMode( false );
+ cb->setText( text );
+ cb->setSelectionMode( oldMode );
+ QObject::connect( cb, SIGNAL(dataChanged()), this, SLOT(clearCell()) );
+}
+
+void CharTable::clearCell()
+{
+ int oldRow = _activeRow;
+ int oldCol = _activeCol;
+
+ _activeRow = -1;
+ _activeCol = -1;
+
+ repaintCell(oldRow, oldCol);
+
+ QObject::disconnect( QApplication::clipboard(), SIGNAL(dataChanged()), this, SLOT(clearCell()) );
+}
+
+
+ConfigDialog::ConfigDialog(QWidget* parent, const char* name)
+ : KDialogBase(parent, name, true, i18n("Configuration"),
+ Ok | Cancel, Ok, true)
+{
+ QVBox *page = makeVBoxMainWidget();
+
+ QHBox *whbox = new QHBox(page);
+ QHBox *hhbox = new QHBox(page);
+ QHBox *chbox = new QHBox(page);
+
+ QLabel *wlabel = new QLabel(i18n("Cell width:"), whbox);
+ QLabel *hlabel = new QLabel(i18n("Cell height:"), hhbox);
+ (void) new QLabel(i18n("Characters:"), chbox);
+
+ _widthSpinBox = new QSpinBox(whbox);
+ _widthSpinBox->setMinValue(1);
+ _heightSpinBox = new QSpinBox(hhbox);
+ _heightSpinBox->setMinValue(1);
+ _characterInput = new KLineEdit(chbox);
+
+ whbox->setSpacing(KDialog::spacingHint());
+ hhbox->setSpacing(KDialog::spacingHint());
+ chbox->setSpacing(KDialog::spacingHint());
+
+ whbox->setStretchFactor(wlabel, 2);
+ hhbox->setStretchFactor(hlabel, 2);
+ chbox->setStretchFactor(_characterInput, 2);
+}