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Diffstat (limited to 'src/gui/dialogs/qcolordialog.cpp')
| -rw-r--r-- | src/gui/dialogs/qcolordialog.cpp | 2114 |
1 files changed, 0 insertions, 2114 deletions
diff --git a/src/gui/dialogs/qcolordialog.cpp b/src/gui/dialogs/qcolordialog.cpp deleted file mode 100644 index 015787433c..0000000000 --- a/src/gui/dialogs/qcolordialog.cpp +++ /dev/null @@ -1,2114 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtGui module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qcolordialog_p.h" - -#ifndef QT_NO_COLORDIALOG - -#include "qapplication.h" -#include "qdesktopwidget.h" -#include "qdrawutil.h" -#include "qevent.h" -#include "qimage.h" -#include "qlabel.h" -#include "qlayout.h" -#include "qlineedit.h" -#include "qmenu.h" -#include "qpainter.h" -#include "qpixmap.h" -#include "qpushbutton.h" -#include "qsettings.h" -#include "qstyle.h" -#include "qstyleoption.h" -#include "qvalidator.h" -#include "qmime.h" -#include "qspinbox.h" -#include "qdialogbuttonbox.h" -#include "private/qguiplatformplugin_p.h" - -#ifdef Q_WS_S60 -#include "private/qt_s60_p.h" -#endif - -#if defined(Q_WS_S60) || defined(Q_WS_MAEMO_5) -# define QT_SMALL_COLORDIALOG -#endif - -QT_BEGIN_NAMESPACE - -//////////// QWellArray BEGIN - -struct QWellArrayData; - -class QWellArray : public QWidget -{ - Q_OBJECT - Q_PROPERTY(int selectedColumn READ selectedColumn) - Q_PROPERTY(int selectedRow READ selectedRow) - -public: - QWellArray(int rows, int cols, QWidget* parent=0); - ~QWellArray() {} - QString cellContent(int row, int col) const; - - int selectedColumn() const { return selCol; } - int selectedRow() const { return selRow; } - - virtual void setCurrent(int row, int col); - virtual void setSelected(int row, int col); - - QSize sizeHint() const; - - virtual void setCellBrush(int row, int col, const QBrush &); - QBrush cellBrush(int row, int col); - - inline int cellWidth() const - { return cellw; } - - inline int cellHeight() const - { return cellh; } - - inline int rowAt(int y) const - { return y / cellh; } - - inline int columnAt(int x) const - { if (isRightToLeft()) return ncols - (x / cellw) - 1; return x / cellw; } - - inline int rowY(int row) const - { return cellh * row; } - - inline int columnX(int column) const - { if (isRightToLeft()) return cellw * (ncols - column - 1); return cellw * column; } - - inline int numRows() const - { return nrows; } - - inline int numCols() const - {return ncols; } - - inline QRect cellRect() const - { return QRect(0, 0, cellw, cellh); } - - inline QSize gridSize() const - { return QSize(ncols * cellw, nrows * cellh); } - - QRect cellGeometry(int row, int column) - { - QRect r; - if (row >= 0 && row < nrows && column >= 0 && column < ncols) - r.setRect(columnX(column), rowY(row), cellw, cellh); - return r; - } - - inline void updateCell(int row, int column) { update(cellGeometry(row, column)); } - -signals: - void selected(int row, int col); - -protected: - virtual void paintCell(QPainter *, int row, int col, const QRect&); - virtual void paintCellContents(QPainter *, int row, int col, const QRect&); - - void mousePressEvent(QMouseEvent*); - void mouseReleaseEvent(QMouseEvent*); - void keyPressEvent(QKeyEvent*); - void focusInEvent(QFocusEvent*); - void focusOutEvent(QFocusEvent*); - void paintEvent(QPaintEvent *); - -private: - Q_DISABLE_COPY(QWellArray) - - int nrows; - int ncols; - int cellw; - int cellh; - int curRow; - int curCol; - int selRow; - int selCol; - QWellArrayData *d; -}; - -void QWellArray::paintEvent(QPaintEvent *e) -{ - QRect r = e->rect(); - int cx = r.x(); - int cy = r.y(); - int ch = r.height(); - int cw = r.width(); - int colfirst = columnAt(cx); - int collast = columnAt(cx + cw); - int rowfirst = rowAt(cy); - int rowlast = rowAt(cy + ch); - - if (isRightToLeft()) { - int t = colfirst; - colfirst = collast; - collast = t; - } - - QPainter painter(this); - QPainter *p = &painter; - QRect rect(0, 0, cellWidth(), cellHeight()); - - - if (collast < 0 || collast >= ncols) - collast = ncols-1; - if (rowlast < 0 || rowlast >= nrows) - rowlast = nrows-1; - - // Go through the rows - for (int r = rowfirst; r <= rowlast; ++r) { - // get row position and height - int rowp = rowY(r); - - // Go through the columns in the row r - // if we know from where to where, go through [colfirst, collast], - // else go through all of them - for (int c = colfirst; c <= collast; ++c) { - // get position and width of column c - int colp = columnX(c); - // Translate painter and draw the cell - rect.translate(colp, rowp); - paintCell(p, r, c, rect); - rect.translate(-colp, -rowp); - } - } -} - -struct QWellArrayData { - QBrush *brush; -}; - -QWellArray::QWellArray(int rows, int cols, QWidget *parent) - : QWidget(parent) - ,nrows(rows), ncols(cols) -{ - d = 0; - setFocusPolicy(Qt::StrongFocus); - cellw = 28; - cellh = 24; - curCol = 0; - curRow = 0; - selCol = -1; - selRow = -1; -} - -QSize QWellArray::sizeHint() const -{ - ensurePolished(); - return gridSize().boundedTo(QSize(640, 480)); -} - - -void QWellArray::paintCell(QPainter* p, int row, int col, const QRect &rect) -{ - int b = 3; //margin - - const QPalette & g = palette(); - QStyleOptionFrame opt; - int dfw = style()->pixelMetric(QStyle::PM_DefaultFrameWidth); - opt.lineWidth = dfw; - opt.midLineWidth = 1; - opt.rect = rect.adjusted(b, b, -b, -b); - opt.palette = g; - opt.state = QStyle::State_Enabled | QStyle::State_Sunken; - style()->drawPrimitive(QStyle::PE_Frame, &opt, p, this); - b += dfw; - - if ((row == curRow) && (col == curCol)) { - if (hasFocus()) { - QStyleOptionFocusRect opt; - opt.palette = g; - opt.rect = rect; - opt.state = QStyle::State_None | QStyle::State_KeyboardFocusChange; - style()->drawPrimitive(QStyle::PE_FrameFocusRect, &opt, p, this); - } - } - paintCellContents(p, row, col, opt.rect.adjusted(dfw, dfw, -dfw, -dfw)); -} - -/*! - Reimplement this function to change the contents of the well array. - */ -void QWellArray::paintCellContents(QPainter *p, int row, int col, const QRect &r) -{ - if (d) { - p->fillRect(r, d->brush[row*numCols()+col]); - } else { - p->fillRect(r, Qt::white); - p->setPen(Qt::black); - p->drawLine(r.topLeft(), r.bottomRight()); - p->drawLine(r.topRight(), r.bottomLeft()); - } -} - -void QWellArray::mousePressEvent(QMouseEvent *e) -{ - // The current cell marker is set to the cell the mouse is pressed in - QPoint pos = e->pos(); - setCurrent(rowAt(pos.y()), columnAt(pos.x())); -} - -void QWellArray::mouseReleaseEvent(QMouseEvent * /* event */) -{ - // The current cell marker is set to the cell the mouse is clicked in - setSelected(curRow, curCol); -} - - -/* - Sets the cell currently having the focus. This is not necessarily - the same as the currently selected cell. -*/ - -void QWellArray::setCurrent(int row, int col) -{ - if ((curRow == row) && (curCol == col)) - return; - - if (row < 0 || col < 0) - row = col = -1; - - int oldRow = curRow; - int oldCol = curCol; - - curRow = row; - curCol = col; - - updateCell(oldRow, oldCol); - updateCell(curRow, curCol); -} - -/* - Sets the currently selected cell to \a row, \a column. If \a row or - \a column are less than zero, the current cell is unselected. - - Does not set the position of the focus indicator. -*/ -void QWellArray::setSelected(int row, int col) -{ - int oldRow = selRow; - int oldCol = selCol; - - if (row < 0 || col < 0) - row = col = -1; - - selCol = col; - selRow = row; - - updateCell(oldRow, oldCol); - updateCell(selRow, selCol); - if (row >= 0) - emit selected(row, col); - -#ifndef QT_NO_MENU - if (isVisible() && qobject_cast<QMenu*>(parentWidget())) - parentWidget()->close(); -#endif -} - -void QWellArray::focusInEvent(QFocusEvent*) -{ - updateCell(curRow, curCol); -} - -void QWellArray::setCellBrush(int row, int col, const QBrush &b) -{ - if (!d) { - d = new QWellArrayData; - int i = numRows()*numCols(); - d->brush = new QBrush[i]; - } - if (row >= 0 && row < numRows() && col >= 0 && col < numCols()) - d->brush[row*numCols()+col] = b; -} - -/* - Returns the brush set for the cell at \a row, \a column. If no brush is - set, Qt::NoBrush is returned. -*/ - -QBrush QWellArray::cellBrush(int row, int col) -{ - if (d && row >= 0 && row < numRows() && col >= 0 && col < numCols()) - return d->brush[row*numCols()+col]; - return Qt::NoBrush; -} - - - -/*!\reimp -*/ - -void QWellArray::focusOutEvent(QFocusEvent*) -{ - updateCell(curRow, curCol); -} - -/*\reimp -*/ -void QWellArray::keyPressEvent(QKeyEvent* e) -{ - switch(e->key()) { // Look at the key code - case Qt::Key_Left: // If 'left arrow'-key, - if(curCol > 0) // and cr't not in leftmost col - setCurrent(curRow, curCol - 1); // set cr't to next left column - break; - case Qt::Key_Right: // Correspondingly... - if(curCol < numCols()-1) - setCurrent(curRow, curCol + 1); - break; - case Qt::Key_Up: - if(curRow > 0) - setCurrent(curRow - 1, curCol); - break; - case Qt::Key_Down: - if(curRow < numRows()-1) - setCurrent(curRow + 1, curCol); - break; -#if 0 - // bad idea that shouldn't have been implemented; very counterintuitive - case Qt::Key_Return: - case Qt::Key_Enter: - /* - ignore the key, so that the dialog get it, but still select - the current row/col - */ - e->ignore(); - // fallthrough intended -#endif - case Qt::Key_Space: - setSelected(curRow, curCol); - break; - default: // If not an interesting key, - e->ignore(); // we don't accept the event - return; - } - -} - -//////////// QWellArray END - -static bool initrgb = false; -static QRgb stdrgb[6*8]; -static QRgb cusrgb[2*8]; -static bool customSet = false; - - -static void initRGB() -{ - if (initrgb) - return; - initrgb = true; - int i = 0; - for (int g = 0; g < 4; g++) - for (int r = 0; r < 4; r++) - for (int b = 0; b < 3; b++) - stdrgb[i++] = qRgb(r * 255 / 3, g * 255 / 3, b * 255 / 2); - - for (i = 0; i < 2*8; i++) - cusrgb[i] = 0xffffffff; -} - -/*! - Returns the number of custom colors supported by QColorDialog. All - color dialogs share the same custom colors. -*/ -int QColorDialog::customCount() -{ - return 2 * 8; -} - -/*! - \since 4.5 - - Returns the custom color at the given \a index as a QRgb value. -*/ -QRgb QColorDialog::customColor(int index) -{ - if (uint(index) >= uint(customCount())) - return qRgb(255, 255, 255); - initRGB(); - return cusrgb[index]; -} - -/*! - Sets the custom color at \a index to the QRgb \a color value. - - \note This function does not apply to the Native Color Dialog on the Mac - OS X platform. If you still require this function, use the - QColorDialog::DontUseNativeDialog option. -*/ -void QColorDialog::setCustomColor(int index, QRgb color) -{ - if (uint(index) >= uint(customCount())) - return; - initRGB(); - customSet = true; - cusrgb[index] = color; -} - -/*! - Sets the standard color at \a index to the QRgb \a color value. - - \note This function does not apply to the Native Color Dialog on the Mac - OS X platform. If you still require this function, use the - QColorDialog::DontUseNativeDialog option. -*/ - -void QColorDialog::setStandardColor(int index, QRgb color) -{ - if (uint(index) >= uint(6 * 8)) - return; - initRGB(); - stdrgb[index] = color; -} - -static inline void rgb2hsv(QRgb rgb, int &h, int &s, int &v) -{ - QColor c; - c.setRgb(rgb); - c.getHsv(&h, &s, &v); -} - -class QColorWell : public QWellArray -{ -public: - QColorWell(QWidget *parent, int r, int c, QRgb *vals) - :QWellArray(r, c, parent), values(vals), mousePressed(false), oldCurrent(-1, -1) - { setSizePolicy(QSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum)); } - -protected: - void paintCellContents(QPainter *, int row, int col, const QRect&); - void mousePressEvent(QMouseEvent *e); - void mouseMoveEvent(QMouseEvent *e); - void mouseReleaseEvent(QMouseEvent *e); -#ifndef QT_NO_DRAGANDDROP - void dragEnterEvent(QDragEnterEvent *e); - void dragLeaveEvent(QDragLeaveEvent *e); - void dragMoveEvent(QDragMoveEvent *e); - void dropEvent(QDropEvent *e); -#endif - -private: - QRgb *values; - bool mousePressed; - QPoint pressPos; - QPoint oldCurrent; - -}; - -void QColorWell::paintCellContents(QPainter *p, int row, int col, const QRect &r) -{ - int i = row + col*numRows(); - p->fillRect(r, QColor(values[i])); -} - -void QColorWell::mousePressEvent(QMouseEvent *e) -{ - oldCurrent = QPoint(selectedRow(), selectedColumn()); - QWellArray::mousePressEvent(e); - mousePressed = true; - pressPos = e->pos(); -} - -void QColorWell::mouseMoveEvent(QMouseEvent *e) -{ - QWellArray::mouseMoveEvent(e); -#ifndef QT_NO_DRAGANDDROP - if (!mousePressed) - return; - if ((pressPos - e->pos()).manhattanLength() > QApplication::startDragDistance()) { - setCurrent(oldCurrent.x(), oldCurrent.y()); - int i = rowAt(pressPos.y()) + columnAt(pressPos.x()) * numRows(); - QColor col(values[i]); - QMimeData *mime = new QMimeData; - mime->setColorData(col); - QPixmap pix(cellWidth(), cellHeight()); - pix.fill(col); - QPainter p(&pix); - p.drawRect(0, 0, pix.width() - 1, pix.height() - 1); - p.end(); - QDrag *drg = new QDrag(this); - drg->setMimeData(mime); - drg->setPixmap(pix); - mousePressed = false; - drg->start(); - } -#endif -} - -#ifndef QT_NO_DRAGANDDROP -void QColorWell::dragEnterEvent(QDragEnterEvent *e) -{ - if (qvariant_cast<QColor>(e->mimeData()->colorData()).isValid()) - e->accept(); - else - e->ignore(); -} - -void QColorWell::dragLeaveEvent(QDragLeaveEvent *) -{ - if (hasFocus()) - parentWidget()->setFocus(); -} - -void QColorWell::dragMoveEvent(QDragMoveEvent *e) -{ - if (qvariant_cast<QColor>(e->mimeData()->colorData()).isValid()) { - setCurrent(rowAt(e->pos().y()), columnAt(e->pos().x())); - e->accept(); - } else { - e->ignore(); - } -} - -void QColorWell::dropEvent(QDropEvent *e) -{ - QColor col = qvariant_cast<QColor>(e->mimeData()->colorData()); - if (col.isValid()) { - int i = rowAt(e->pos().y()) + columnAt(e->pos().x()) * numRows(); - values[i] = col.rgb(); - update(); - e->accept(); - } else { - e->ignore(); - } -} - -#endif // QT_NO_DRAGANDDROP - -void QColorWell::mouseReleaseEvent(QMouseEvent *e) -{ - if (!mousePressed) - return; - QWellArray::mouseReleaseEvent(e); - mousePressed = false; -} - -class QColorPicker : public QFrame -{ - Q_OBJECT -public: - QColorPicker(QWidget* parent); - ~QColorPicker(); - -public slots: - void setCol(int h, int s); - -signals: - void newCol(int h, int s); - -protected: - QSize sizeHint() const; - void paintEvent(QPaintEvent*); - void mouseMoveEvent(QMouseEvent *); - void mousePressEvent(QMouseEvent *); - void resizeEvent(QResizeEvent *); - -private: - int hue; - int sat; - - QPoint colPt(); - int huePt(const QPoint &pt); - int satPt(const QPoint &pt); - void setCol(const QPoint &pt); - - QPixmap pix; -}; - -static int pWidth = 220; -static int pHeight = 200; - -class QColorLuminancePicker : public QWidget -{ - Q_OBJECT -public: - QColorLuminancePicker(QWidget* parent=0); - ~QColorLuminancePicker(); - -public slots: - void setCol(int h, int s, int v); - void setCol(int h, int s); - -signals: - void newHsv(int h, int s, int v); - -protected: - void paintEvent(QPaintEvent*); - void mouseMoveEvent(QMouseEvent *); - void mousePressEvent(QMouseEvent *); - -private: - enum { foff = 3, coff = 4 }; //frame and contents offset - int val; - int hue; - int sat; - - int y2val(int y); - int val2y(int val); - void setVal(int v); - - QPixmap *pix; -}; - - -int QColorLuminancePicker::y2val(int y) -{ - int d = height() - 2*coff - 1; - return 255 - (y - coff)*255/d; -} - -int QColorLuminancePicker::val2y(int v) -{ - int d = height() - 2*coff - 1; - return coff + (255-v)*d/255; -} - -QColorLuminancePicker::QColorLuminancePicker(QWidget* parent) - :QWidget(parent) -{ - hue = 100; val = 100; sat = 100; - pix = 0; - // setAttribute(WA_NoErase, true); -} - -QColorLuminancePicker::~QColorLuminancePicker() -{ - delete pix; -} - -void QColorLuminancePicker::mouseMoveEvent(QMouseEvent *m) -{ - setVal(y2val(m->y())); -} -void QColorLuminancePicker::mousePressEvent(QMouseEvent *m) -{ - setVal(y2val(m->y())); -} - -void QColorLuminancePicker::setVal(int v) -{ - if (val == v) - return; - val = qMax(0, qMin(v,255)); - delete pix; pix=0; - repaint(); - emit newHsv(hue, sat, val); -} - -//receives from a hue,sat chooser and relays. -void QColorLuminancePicker::setCol(int h, int s) -{ - setCol(h, s, val); - emit newHsv(h, s, val); -} - -void QColorLuminancePicker::paintEvent(QPaintEvent *) -{ - int w = width() - 5; - - QRect r(0, foff, w, height() - 2*foff); - int wi = r.width() - 2; - int hi = r.height() - 2; - if (!pix || pix->height() != hi || pix->width() != wi) { - delete pix; - QImage img(wi, hi, QImage::Format_RGB32); - int y; - uint *pixel = (uint *) img.scanLine(0); - for (y = 0; y < hi; y++) { - const uint *end = pixel + wi; - while (pixel < end) { - QColor c; - c.setHsv(hue, sat, y2val(y+coff)); - *pixel = c.rgb(); - ++pixel; - } - } - pix = new QPixmap(QPixmap::fromImage(img)); - } - QPainter p(this); - p.drawPixmap(1, coff, *pix); - const QPalette &g = palette(); - qDrawShadePanel(&p, r, g, true); - p.setPen(g.foreground().color()); - p.setBrush(g.foreground()); - QPolygon a; - int y = val2y(val); - a.setPoints(3, w, y, w+5, y+5, w+5, y-5); - p.eraseRect(w, 0, 5, height()); - p.drawPolygon(a); -} - -void QColorLuminancePicker::setCol(int h, int s , int v) -{ - val = v; - hue = h; - sat = s; - delete pix; pix=0; - repaint(); -} - -QPoint QColorPicker::colPt() -{ - QRect r = contentsRect(); - return QPoint((360 - hue) * (r.width() - 1) / 360, (255 - sat) * (r.height() - 1) / 255); -} - -int QColorPicker::huePt(const QPoint &pt) -{ - QRect r = contentsRect(); - return 360 - pt.x() * 360 / (r.width() - 1); -} - -int QColorPicker::satPt(const QPoint &pt) -{ - QRect r = contentsRect(); - return 255 - pt.y() * 255 / (r.height() - 1); -} - -void QColorPicker::setCol(const QPoint &pt) -{ - setCol(huePt(pt), satPt(pt)); -} - -QColorPicker::QColorPicker(QWidget* parent) - : QFrame(parent) -{ - hue = 0; sat = 0; - setCol(150, 255); - - setAttribute(Qt::WA_NoSystemBackground); - setSizePolicy(QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed) ); -} - -QColorPicker::~QColorPicker() -{ -} - -QSize QColorPicker::sizeHint() const -{ - return QSize(pWidth + 2*frameWidth(), pHeight + 2*frameWidth()); -} - -void QColorPicker::setCol(int h, int s) -{ - int nhue = qMin(qMax(0,h), 359); - int nsat = qMin(qMax(0,s), 255); - if (nhue == hue && nsat == sat) - return; - - QRect r(colPt(), QSize(20,20)); - hue = nhue; sat = nsat; - r = r.united(QRect(colPt(), QSize(20,20))); - r.translate(contentsRect().x()-9, contentsRect().y()-9); - // update(r); - repaint(r); -} - -void QColorPicker::mouseMoveEvent(QMouseEvent *m) -{ - QPoint p = m->pos() - contentsRect().topLeft(); - setCol(p); - emit newCol(hue, sat); -} - -void QColorPicker::mousePressEvent(QMouseEvent *m) -{ - QPoint p = m->pos() - contentsRect().topLeft(); - setCol(p); - emit newCol(hue, sat); -} - -void QColorPicker::paintEvent(QPaintEvent* ) -{ - QPainter p(this); - drawFrame(&p); - QRect r = contentsRect(); - - p.drawPixmap(r.topLeft(), pix); - QPoint pt = colPt() + r.topLeft(); - p.setPen(Qt::black); - - p.fillRect(pt.x()-9, pt.y(), 20, 2, Qt::black); - p.fillRect(pt.x(), pt.y()-9, 2, 20, Qt::black); - -} - -void QColorPicker::resizeEvent(QResizeEvent *ev) -{ - QFrame::resizeEvent(ev); - - int w = width() - frameWidth() * 2; - int h = height() - frameWidth() * 2; - QImage img(w, h, QImage::Format_RGB32); - int x, y; - uint *pixel = (uint *) img.scanLine(0); - for (y = 0; y < h; y++) { - const uint *end = pixel + w; - x = 0; - while (pixel < end) { - QPoint p(x, y); - QColor c; - c.setHsv(huePt(p), satPt(p), 200); - *pixel = c.rgb(); - ++pixel; - ++x; - } - } - pix = QPixmap::fromImage(img); -} - - -class QColSpinBox : public QSpinBox -{ -public: - QColSpinBox(QWidget *parent) - : QSpinBox(parent) { setRange(0, 255); } - void setValue(int i) { - bool block = signalsBlocked(); - blockSignals(true); - QSpinBox::setValue(i); - blockSignals(block); - } -}; - -class QColorShowLabel; - -class QColorShower : public QWidget -{ - Q_OBJECT -public: - QColorShower(QColorDialog *parent); - - //things that don't emit signals - void setHsv(int h, int s, int v); - - int currentAlpha() const - { return (colorDialog->options() & QColorDialog::ShowAlphaChannel) ? alphaEd->value() : 255; } - void setCurrentAlpha(int a) { alphaEd->setValue(a); rgbEd(); } - void showAlpha(bool b); - bool isAlphaVisible() const; - - QRgb currentColor() const { return curCol; } - QColor currentQColor() const { return curQColor; } - void retranslateStrings(); - void updateQColor(); - -public slots: - void setRgb(QRgb rgb); - -signals: - void newCol(QRgb rgb); - void currentColorChanged(const QColor &color); - -private slots: - void rgbEd(); - void hsvEd(); -private: - void showCurrentColor(); - int hue, sat, val; - QRgb curCol; - QColor curQColor; - QLabel *lblHue; - QLabel *lblSat; - QLabel *lblVal; - QLabel *lblRed; - QLabel *lblGreen; - QLabel *lblBlue; - QColSpinBox *hEd; - QColSpinBox *sEd; - QColSpinBox *vEd; - QColSpinBox *rEd; - QColSpinBox *gEd; - QColSpinBox *bEd; - QColSpinBox *alphaEd; - QLabel *alphaLab; - QColorShowLabel *lab; - bool rgbOriginal; - QColorDialog *colorDialog; - - friend class QColorDialog; - friend class QColorDialogPrivate; -}; - -class QColorShowLabel : public QFrame -{ - Q_OBJECT - -public: - QColorShowLabel(QWidget *parent) : QFrame(parent) { - setFrameStyle(QFrame::Panel|QFrame::Sunken); - setAcceptDrops(true); - mousePressed = false; - } - void setColor(QColor c) { col = c; } - -signals: - void colorDropped(QRgb); - -protected: - void paintEvent(QPaintEvent *); - void mousePressEvent(QMouseEvent *e); - void mouseMoveEvent(QMouseEvent *e); - void mouseReleaseEvent(QMouseEvent *e); -#ifndef QT_NO_DRAGANDDROP - void dragEnterEvent(QDragEnterEvent *e); - void dragLeaveEvent(QDragLeaveEvent *e); - void dropEvent(QDropEvent *e); -#endif - -private: - QColor col; - bool mousePressed; - QPoint pressPos; -}; - -void QColorShowLabel::paintEvent(QPaintEvent *e) -{ - QPainter p(this); - drawFrame(&p); - p.fillRect(contentsRect()&e->rect(), col); -} - -void QColorShower::showAlpha(bool b) -{ - alphaLab->setVisible(b); - alphaEd->setVisible(b); -} - -inline bool QColorShower::isAlphaVisible() const -{ - return alphaLab->isVisible(); -} - -void QColorShowLabel::mousePressEvent(QMouseEvent *e) -{ - mousePressed = true; - pressPos = e->pos(); -} - -void QColorShowLabel::mouseMoveEvent(QMouseEvent *e) -{ -#ifdef QT_NO_DRAGANDDROP - Q_UNUSED(e); -#else - if (!mousePressed) - return; - if ((pressPos - e->pos()).manhattanLength() > QApplication::startDragDistance()) { - QMimeData *mime = new QMimeData; - mime->setColorData(col); - QPixmap pix(30, 20); - pix.fill(col); - QPainter p(&pix); - p.drawRect(0, 0, pix.width() - 1, pix.height() - 1); - p.end(); - QDrag *drg = new QDrag(this); - drg->setMimeData(mime); - drg->setPixmap(pix); - mousePressed = false; - drg->start(); - } -#endif -} - -#ifndef QT_NO_DRAGANDDROP -void QColorShowLabel::dragEnterEvent(QDragEnterEvent *e) -{ - if (qvariant_cast<QColor>(e->mimeData()->colorData()).isValid()) - e->accept(); - else - e->ignore(); -} - -void QColorShowLabel::dragLeaveEvent(QDragLeaveEvent *) -{ -} - -void QColorShowLabel::dropEvent(QDropEvent *e) -{ - QColor color = qvariant_cast<QColor>(e->mimeData()->colorData()); - if (color.isValid()) { - col = color; - repaint(); - emit colorDropped(col.rgb()); - e->accept(); - } else { - e->ignore(); - } -} -#endif // QT_NO_DRAGANDDROP - -void QColorShowLabel::mouseReleaseEvent(QMouseEvent *) -{ - if (!mousePressed) - return; - mousePressed = false; -} - -QColorShower::QColorShower(QColorDialog *parent) - : QWidget(parent) -{ - colorDialog = parent; - - curCol = qRgb(255, 255, 255); - curQColor = Qt::white; - - QGridLayout *gl = new QGridLayout(this); - gl->setMargin(gl->spacing()); - lab = new QColorShowLabel(this); - -#ifdef QT_SMALL_COLORDIALOG -# ifdef Q_WS_S60 - const bool nonTouchUI = !S60->hasTouchscreen; -# elif defined Q_WS_MAEMO_5 - const bool nonTouchUI = false; -# endif -#endif - -#ifndef Q_WS_WINCE -#ifdef QT_SMALL_COLORDIALOG - lab->setMinimumHeight(60); -#endif - lab->setMinimumWidth(60); -#else - lab->setMinimumWidth(20); -#endif - -// In S60, due to small screen and different screen layouts need to re-arrange the widgets. -// For QVGA screens only the comboboxes and color label are visible. -// For nHD screens only color and luminence pickers and color label are visible. -#if !defined(QT_SMALL_COLORDIALOG) - gl->addWidget(lab, 0, 0, -1, 1); -#else - if (nonTouchUI) - gl->addWidget(lab, 0, 0, 1, -1); - else - gl->addWidget(lab, 0, 0, -1, 1); -#endif - connect(lab, SIGNAL(colorDropped(QRgb)), this, SIGNAL(newCol(QRgb))); - connect(lab, SIGNAL(colorDropped(QRgb)), this, SLOT(setRgb(QRgb))); - - hEd = new QColSpinBox(this); - hEd->setRange(0, 359); - lblHue = new QLabel(this); -#ifndef QT_NO_SHORTCUT - lblHue->setBuddy(hEd); -#endif - lblHue->setAlignment(Qt::AlignRight|Qt::AlignVCenter); -#if !defined(QT_SMALL_COLORDIALOG) - gl->addWidget(lblHue, 0, 1); - gl->addWidget(hEd, 0, 2); -#else - if (nonTouchUI) { - gl->addWidget(lblHue, 1, 0); - gl->addWidget(hEd, 2, 0); - } else { - lblHue->hide(); - hEd->hide(); - } -#endif - - sEd = new QColSpinBox(this); - lblSat = new QLabel(this); -#ifndef QT_NO_SHORTCUT - lblSat->setBuddy(sEd); -#endif - lblSat->setAlignment(Qt::AlignRight|Qt::AlignVCenter); -#if !defined(QT_SMALL_COLORDIALOG) - gl->addWidget(lblSat, 1, 1); - gl->addWidget(sEd, 1, 2); -#else - if (nonTouchUI) { - gl->addWidget(lblSat, 1, 1); - gl->addWidget(sEd, 2, 1); - } else { - lblSat->hide(); - sEd->hide(); - } -#endif - - vEd = new QColSpinBox(this); - lblVal = new QLabel(this); -#ifndef QT_NO_SHORTCUT - lblVal->setBuddy(vEd); -#endif - lblVal->setAlignment(Qt::AlignRight|Qt::AlignVCenter); -#if !defined(QT_SMALL_COLORDIALOG) - gl->addWidget(lblVal, 2, 1); - gl->addWidget(vEd, 2, 2); -#else - if (nonTouchUI) { - gl->addWidget(lblVal, 1, 2); - gl->addWidget(vEd, 2, 2); - } else { - lblVal->hide(); - vEd->hide(); - } -#endif - - rEd = new QColSpinBox(this); - lblRed = new QLabel(this); -#ifndef QT_NO_SHORTCUT - lblRed->setBuddy(rEd); -#endif - lblRed->setAlignment(Qt::AlignRight|Qt::AlignVCenter); -#if !defined(QT_SMALL_COLORDIALOG) - gl->addWidget(lblRed, 0, 3); - gl->addWidget(rEd, 0, 4); -#else - if (nonTouchUI) { - gl->addWidget(lblRed, 3, 0); - gl->addWidget(rEd, 4, 0); - } else { - lblRed->hide(); - rEd->hide(); - } -#endif - - gEd = new QColSpinBox(this); - lblGreen = new QLabel(this); -#ifndef QT_NO_SHORTCUT - lblGreen->setBuddy(gEd); -#endif - lblGreen->setAlignment(Qt::AlignRight|Qt::AlignVCenter); -#if !defined(QT_SMALL_COLORDIALOG) - gl->addWidget(lblGreen, 1, 3); - gl->addWidget(gEd, 1, 4); -#else - if (nonTouchUI) { - gl->addWidget(lblGreen, 3, 1); - gl->addWidget(gEd, 4, 1); - } else { - lblGreen->hide(); - gEd->hide(); - } -#endif - - bEd = new QColSpinBox(this); - lblBlue = new QLabel(this); -#ifndef QT_NO_SHORTCUT - lblBlue->setBuddy(bEd); -#endif - lblBlue->setAlignment(Qt::AlignRight|Qt::AlignVCenter); -#if !defined(QT_SMALL_COLORDIALOG) - gl->addWidget(lblBlue, 2, 3); - gl->addWidget(bEd, 2, 4); -#else - if (nonTouchUI) { - gl->addWidget(lblBlue, 3, 2); - gl->addWidget(bEd, 4, 2); - } else { - lblBlue->hide(); - bEd->hide(); - } -#endif - - alphaEd = new QColSpinBox(this); - alphaLab = new QLabel(this); -#ifndef QT_NO_SHORTCUT - alphaLab->setBuddy(alphaEd); -#endif - alphaLab->setAlignment(Qt::AlignRight|Qt::AlignVCenter); -#if !defined(QT_SMALL_COLORDIALOG) - gl->addWidget(alphaLab, 3, 1, 1, 3); - gl->addWidget(alphaEd, 3, 4); -#else - if (nonTouchUI) { - gl->addWidget(alphaLab, 1, 3, 3, 1); - gl->addWidget(alphaEd, 4, 3); - } else { - alphaLab->hide(); - alphaEd->hide(); - } -#endif - alphaEd->hide(); - alphaLab->hide(); - - connect(hEd, SIGNAL(valueChanged(int)), this, SLOT(hsvEd())); - connect(sEd, SIGNAL(valueChanged(int)), this, SLOT(hsvEd())); - connect(vEd, SIGNAL(valueChanged(int)), this, SLOT(hsvEd())); - - connect(rEd, SIGNAL(valueChanged(int)), this, SLOT(rgbEd())); - connect(gEd, SIGNAL(valueChanged(int)), this, SLOT(rgbEd())); - connect(bEd, SIGNAL(valueChanged(int)), this, SLOT(rgbEd())); - connect(alphaEd, SIGNAL(valueChanged(int)), this, SLOT(rgbEd())); - - retranslateStrings(); -} - -inline QRgb QColorDialogPrivate::currentColor() const { return cs->currentColor(); } -inline int QColorDialogPrivate::currentAlpha() const { return cs->currentAlpha(); } -inline void QColorDialogPrivate::setCurrentAlpha(int a) { cs->setCurrentAlpha(a); } -inline void QColorDialogPrivate::showAlpha(bool b) { cs->showAlpha(b); } -inline bool QColorDialogPrivate::isAlphaVisible() const { return cs->isAlphaVisible(); } - -QColor QColorDialogPrivate::currentQColor() const -{ - return cs->currentQColor(); -} - -void QColorShower::showCurrentColor() -{ - lab->setColor(currentColor()); - lab->repaint(); -} - -void QColorShower::rgbEd() -{ - rgbOriginal = true; - curCol = qRgba(rEd->value(), gEd->value(), bEd->value(), currentAlpha()); - - rgb2hsv(currentColor(), hue, sat, val); - - hEd->setValue(hue); - sEd->setValue(sat); - vEd->setValue(val); - - showCurrentColor(); - emit newCol(currentColor()); - updateQColor(); -} - -void QColorShower::hsvEd() -{ - rgbOriginal = false; - hue = hEd->value(); - sat = sEd->value(); - val = vEd->value(); - - QColor c; - c.setHsv(hue, sat, val); - curCol = c.rgb(); - - rEd->setValue(qRed(currentColor())); - gEd->setValue(qGreen(currentColor())); - bEd->setValue(qBlue(currentColor())); - - showCurrentColor(); - emit newCol(currentColor()); - updateQColor(); -} - -void QColorShower::setRgb(QRgb rgb) -{ - rgbOriginal = true; - curCol = rgb; - - rgb2hsv(currentColor(), hue, sat, val); - - hEd->setValue(hue); - sEd->setValue(sat); - vEd->setValue(val); - - rEd->setValue(qRed(currentColor())); - gEd->setValue(qGreen(currentColor())); - bEd->setValue(qBlue(currentColor())); - - showCurrentColor(); - updateQColor(); -} - -void QColorShower::setHsv(int h, int s, int v) -{ - if (h < -1 || (uint)s > 255 || (uint)v > 255) - return; - - rgbOriginal = false; - hue = h; val = v; sat = s; - QColor c; - c.setHsv(hue, sat, val); - curCol = c.rgb(); - - hEd->setValue(hue); - sEd->setValue(sat); - vEd->setValue(val); - - rEd->setValue(qRed(currentColor())); - gEd->setValue(qGreen(currentColor())); - bEd->setValue(qBlue(currentColor())); - - showCurrentColor(); - updateQColor(); -} - -void QColorShower::retranslateStrings() -{ - lblHue->setText(QColorDialog::tr("Hu&e:")); - lblSat->setText(QColorDialog::tr("&Sat:")); - lblVal->setText(QColorDialog::tr("&Val:")); - lblRed->setText(QColorDialog::tr("&Red:")); - lblGreen->setText(QColorDialog::tr("&Green:")); - lblBlue->setText(QColorDialog::tr("Bl&ue:")); - alphaLab->setText(QColorDialog::tr("A&lpha channel:")); -} - -void QColorShower::updateQColor() -{ - QColor oldQColor(curQColor); - curQColor.setRgba(qRgba(qRed(curCol), qGreen(curCol), qBlue(curCol), currentAlpha())); - if (curQColor != oldQColor) - emit currentColorChanged(curQColor); -} - -//sets all widgets to display h,s,v -void QColorDialogPrivate::_q_newHsv(int h, int s, int v) -{ - cs->setHsv(h, s, v); - cp->setCol(h, s); - lp->setCol(h, s, v); -} - -//sets all widgets to display rgb -void QColorDialogPrivate::setCurrentColor(QRgb rgb) -{ - cs->setRgb(rgb); - _q_newColorTypedIn(rgb); -} - -// hack; doesn't keep curCol in sync, so use with care -void QColorDialogPrivate::setCurrentQColor(const QColor &color) -{ - Q_Q(QColorDialog); - if (cs->curQColor != color) { - cs->curQColor = color; - emit q->currentColorChanged(color); - } -} - -bool QColorDialogPrivate::selectColor(const QColor &col) -{ - QRgb color = col.rgb(); - int i = 0, j = 0; - // Check standard colors - if (standard) { - for (i = 0; i < 6; i++) { - for (j = 0; j < 8; j++) { - if (color == stdrgb[i + j*6]) { - _q_newStandard(i, j); - standard->setCurrent(i, j); - standard->setSelected(i, j); - standard->setFocus(); - return true; - } - } - } - } - // Check custom colors - if (custom) { - for (i = 0; i < 2; i++) { - for (j = 0; j < 8; j++) { - if (color == cusrgb[i + j*2]) { - _q_newCustom(i, j); - custom->setCurrent(i, j); - custom->setSelected(i, j); - custom->setFocus(); - return true; - } - } - } - } - return false; -} - -//sets all widgets except cs to display rgb -void QColorDialogPrivate::_q_newColorTypedIn(QRgb rgb) -{ - int h, s, v; - rgb2hsv(rgb, h, s, v); - cp->setCol(h, s); - lp->setCol(h, s, v); -} - -void QColorDialogPrivate::_q_newCustom(int r, int c) -{ - int i = r+2*c; - setCurrentColor(cusrgb[i]); - nextCust = i; - if (standard) - standard->setSelected(-1,-1); -} - -void QColorDialogPrivate::_q_newStandard(int r, int c) -{ - setCurrentColor(stdrgb[r+c*6]); - if (custom) - custom->setSelected(-1,-1); -} - -void QColorDialogPrivate::init(const QColor &initial) -{ - Q_Q(QColorDialog); - - q->setSizeGripEnabled(false); - q->setWindowTitle(QColorDialog::tr("Select Color")); - - nativeDialogInUse = false; - - nextCust = 0; - QVBoxLayout *mainLay = new QVBoxLayout(q); - // there's nothing in this dialog that benefits from sizing up - mainLay->setSizeConstraint(QLayout::SetFixedSize); - - QHBoxLayout *topLay = new QHBoxLayout(); - mainLay->addLayout(topLay); - - leftLay = 0; - -#if defined(Q_WS_WINCE) || defined(QT_SMALL_COLORDIALOG) - smallDisplay = true; - const int lumSpace = 20; -#else - // small displays (e.g. PDAs) cannot fit the full color dialog, - // so just use the color picker. - smallDisplay = (QApplication::desktop()->width() < 480 || QApplication::desktop()->height() < 350); - const int lumSpace = topLay->spacing() / 2; -#endif - - if (!smallDisplay) { - leftLay = new QVBoxLayout; - topLay->addLayout(leftLay); - } - - initRGB(); - -#ifndef QT_NO_SETTINGS - if (!customSet) { - QSettings settings(QSettings::UserScope, QLatin1String("Trolltech")); - for (int i = 0; i < 2*8; ++i) { - QVariant v = settings.value(QLatin1String("Qt/customColors/") + QString::number(i)); - if (v.isValid()) { - QRgb rgb = v.toUInt(); - cusrgb[i] = rgb; - } - } - } -#endif - -#if defined(QT_SMALL_COLORDIALOG) -# if defined(Q_WS_S60) - const bool nonTouchUI = !S60->hasTouchscreen; -# elif defined(Q_WS_MAEMO_5) - const bool nonTouchUI = false; -# endif -#endif - - if (!smallDisplay) { - standard = new QColorWell(q, 6, 8, stdrgb); - lblBasicColors = new QLabel(q); -#ifndef QT_NO_SHORTCUT - lblBasicColors->setBuddy(standard); -#endif - q->connect(standard, SIGNAL(selected(int,int)), SLOT(_q_newStandard(int,int))); - leftLay->addWidget(lblBasicColors); - leftLay->addWidget(standard); - -#if !defined(Q_WS_WINCE) - leftLay->addStretch(); -#endif - - custom = new QColorWell(q, 2, 8, cusrgb); - custom->setAcceptDrops(true); - - q->connect(custom, SIGNAL(selected(int,int)), SLOT(_q_newCustom(int,int))); - lblCustomColors = new QLabel(q); -#ifndef QT_NO_SHORTCUT - lblCustomColors->setBuddy(custom); -#endif - leftLay->addWidget(lblCustomColors); - leftLay->addWidget(custom); - - addCusBt = new QPushButton(q); - QObject::connect(addCusBt, SIGNAL(clicked()), q, SLOT(_q_addCustom())); - leftLay->addWidget(addCusBt); - } else { - // better color picker size for small displays -#if defined(QT_SMALL_COLORDIALOG) - QSize screenSize = QApplication::desktop()->availableGeometry(QCursor::pos()).size(); - pWidth = pHeight = qMin(screenSize.width(), screenSize.height()); - pHeight -= 20; - if(screenSize.height() > screenSize.width()) - pWidth -= 20; -#else - pWidth = 150; - pHeight = 100; -#endif - custom = 0; - standard = 0; - } - - QVBoxLayout *rightLay = new QVBoxLayout; - topLay->addLayout(rightLay); - - QHBoxLayout *pickLay = new QHBoxLayout; - rightLay->addLayout(pickLay); - - QVBoxLayout *cLay = new QVBoxLayout; - pickLay->addLayout(cLay); - cp = new QColorPicker(q); - - cp->setFrameStyle(QFrame::Panel + QFrame::Sunken); - -#if defined(QT_SMALL_COLORDIALOG) - if (!nonTouchUI) { - pickLay->addWidget(cp); - cLay->addSpacing(lumSpace); - } else { - cp->hide(); - } -#else - cLay->addSpacing(lumSpace); - cLay->addWidget(cp); -#endif - cLay->addSpacing(lumSpace); - - lp = new QColorLuminancePicker(q); -#if defined(QT_SMALL_COLORDIALOG) - QSize screenSize = QApplication::desktop()->availableGeometry(QCursor::pos()).size(); - const int minDimension = qMin(screenSize.height(), screenSize.width()); - //set picker to be finger-usable - int pickerWidth = !nonTouchUI ? minDimension/9 : minDimension/12; - lp->setFixedWidth(pickerWidth); - if (!nonTouchUI) - pickLay->addWidget(lp); - else - lp->hide(); -#else - lp->setFixedWidth(20); - pickLay->addWidget(lp); -#endif - - QObject::connect(cp, SIGNAL(newCol(int,int)), lp, SLOT(setCol(int,int))); - QObject::connect(lp, SIGNAL(newHsv(int,int,int)), q, SLOT(_q_newHsv(int,int,int))); - - rightLay->addStretch(); - - cs = new QColorShower(q); - QObject::connect(cs, SIGNAL(newCol(QRgb)), q, SLOT(_q_newColorTypedIn(QRgb))); - QObject::connect(cs, SIGNAL(currentColorChanged(QColor)), - q, SIGNAL(currentColorChanged(QColor))); -#if defined(QT_SMALL_COLORDIALOG) - if (!nonTouchUI) - pWidth -= cp->size().width(); - topLay->addWidget(cs); -#else - rightLay->addWidget(cs); -#endif - - buttons = new QDialogButtonBox(q); - mainLay->addWidget(buttons); - - ok = buttons->addButton(QDialogButtonBox::Ok); - QObject::connect(ok, SIGNAL(clicked()), q, SLOT(accept())); - ok->setDefault(true); - cancel = buttons->addButton(QDialogButtonBox::Cancel); - QObject::connect(cancel, SIGNAL(clicked()), q, SLOT(reject())); - - retranslateStrings(); - -#ifdef Q_WS_MAC - delegate = 0; -#endif - - q->setCurrentColor(initial); -} - -void QColorDialogPrivate::_q_addCustom() -{ - cusrgb[nextCust] = cs->currentColor(); - if (custom) - custom->update(); - nextCust = (nextCust+1) % 16; -} - -void QColorDialogPrivate::retranslateStrings() -{ - if (!smallDisplay) { - lblBasicColors->setText(QColorDialog::tr("&Basic colors")); - lblCustomColors->setText(QColorDialog::tr("&Custom colors")); - addCusBt->setText(QColorDialog::tr("&Add to Custom Colors")); - } - - cs->retranslateStrings(); -} - -static const Qt::WindowFlags DefaultWindowFlags = - Qt::Dialog | Qt::WindowTitleHint | Qt::MSWindowsFixedSizeDialogHint - | Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint; - -/*! - \class QColorDialog - \brief The QColorDialog class provides a dialog widget for specifying colors. - - \ingroup standard-dialogs - - The color dialog's function is to allow users to choose colors. - For example, you might use this in a drawing program to allow the - user to set the brush color. - - The static functions provide modal color dialogs. - \omit - If you require a modeless dialog, use the QColorDialog constructor. - \endomit - - The static getColor() function shows the dialog, and allows the user to - specify a color. This function can also be used to let users choose a - color with a level of transparency: pass the ShowAlphaChannel option as - an additional argument. - - The user can store customCount() different custom colors. The - custom colors are shared by all color dialogs, and remembered - during the execution of the program. Use setCustomColor() to set - the custom colors, and use customColor() to get them. - - Additional widgets that allow users to pick colors are available - as \l{Qt Solutions}. - - The \l{dialogs/standarddialogs}{Standard Dialogs} example shows - how to use QColorDialog as well as other built-in Qt dialogs. - - \image plastique-colordialog.png A color dialog in the Plastique widget style. - - \sa QColor, QFileDialog, QPrintDialog, QFontDialog, {Standard Dialogs Example} -*/ - -/*! - \since 4.5 - - Constructs a color dialog with the given \a parent. -*/ -QColorDialog::QColorDialog(QWidget *parent) - : QDialog(*new QColorDialogPrivate, parent, DefaultWindowFlags) -{ - Q_D(QColorDialog); - d->init(Qt::white); -} - -/*! - \since 4.5 - - Constructs a color dialog with the given \a parent and specified - \a initial color. -*/ -QColorDialog::QColorDialog(const QColor &initial, QWidget *parent) - : QDialog(*new QColorDialogPrivate, parent, DefaultWindowFlags) -{ - Q_D(QColorDialog); - d->init(initial); -} - -/*! - \property QColorDialog::currentColor - \brief the currently selected color in the dialog -*/ - -void QColorDialog::setCurrentColor(const QColor &color) -{ - Q_D(QColorDialog); - d->setCurrentColor(color.rgb()); - d->selectColor(color); - d->setCurrentAlpha(color.alpha()); - -#ifdef Q_WS_MAC - d->setCurrentQColor(color); - d->setCocoaPanelColor(color); -#endif - if (d->nativeDialogInUse) - qt_guiPlatformPlugin()->colorDialogSetCurrentColor(this, color); -} - -QColor QColorDialog::currentColor() const -{ - Q_D(const QColorDialog); - return d->currentQColor(); -} - - -/*! - Returns the color that the user selected by clicking the \gui{OK} - or equivalent button. - - \note This color is not always the same as the color held by the - \l currentColor property since the user can choose different colors - before finally selecting the one to use. -*/ -QColor QColorDialog::selectedColor() const -{ - Q_D(const QColorDialog); - return d->selectedQColor; -} - -/*! - Sets the given \a option to be enabled if \a on is true; - otherwise, clears the given \a option. - - \sa options, testOption() -*/ -void QColorDialog::setOption(ColorDialogOption option, bool on) -{ - Q_D(QColorDialog); - if (!(d->opts & option) != !on) - setOptions(d->opts ^ option); -} - -/*! - \since 4.5 - - Returns true if the given \a option is enabled; otherwise, returns - false. - - \sa options, setOption() -*/ -bool QColorDialog::testOption(ColorDialogOption option) const -{ - Q_D(const QColorDialog); - return (d->opts & option) != 0; -} - -/*! - \property QColorDialog::options - \brief the various options that affect the look and feel of the dialog - - By default, all options are disabled. - - Options should be set before showing the dialog. Setting them while the - dialog is visible is not guaranteed to have an immediate effect on the - dialog (depending on the option and on the platform). - - \sa setOption(), testOption() -*/ -void QColorDialog::setOptions(ColorDialogOptions options) -{ - Q_D(QColorDialog); - - ColorDialogOptions changed = (options ^ d->opts); - if (!changed) - return; - - d->opts = options; - d->buttons->setVisible(!(options & NoButtons)); - d->showAlpha(options & ShowAlphaChannel); -} - -QColorDialog::ColorDialogOptions QColorDialog::options() const -{ - Q_D(const QColorDialog); - return d->opts; -} - -/*! - \enum QColorDialog::ColorDialogOption - - \since 4.5 - - This enum specifies various options that affect the look and feel - of a color dialog. - - \value ShowAlphaChannel Allow the user to select the alpha component of a color. - \value NoButtons Don't display \gui{OK} and \gui{Cancel} buttons. (Useful for "live dialogs".) - \value DontUseNativeDialog Use Qt's standard color dialog on the Mac instead of Apple's - native color panel. - - \sa options, setOption(), testOption(), windowModality() -*/ - -/*! - \fn void QColorDialog::currentColorChanged(const QColor &color) - - This signal is emitted whenever the current color changes in the dialog. - The current color is specified by \a color. - - \sa color, colorSelected() -*/ - -#ifdef Q_WS_MAC -// can only have one Cocoa color panel active -bool QColorDialogPrivate::sharedColorPanelAvailable = true; -#endif - -/*! - \fn void QColorDialog::colorSelected(const QColor &color); - - This signal is emitted just after the user has clicked \gui{OK} to - select a color to use. The chosen color is specified by \a color. - - \sa color, currentColorChanged() -*/ - -/*! - Changes the visibility of the dialog. If \a visible is true, the dialog - is shown; otherwise, it is hidden. -*/ -void QColorDialog::setVisible(bool visible) -{ - Q_D(QColorDialog); - - if (visible){ - if (testAttribute(Qt::WA_WState_ExplicitShowHide) && !testAttribute(Qt::WA_WState_Hidden)) - return; - } else if (testAttribute(Qt::WA_WState_ExplicitShowHide) && testAttribute(Qt::WA_WState_Hidden)) - return; - - if (visible) - d->selectedQColor = QColor(); - -#if defined(Q_WS_MAC) - if (visible) { - if (d->delegate || (QColorDialogPrivate::sharedColorPanelAvailable && - !(testAttribute(Qt::WA_DontShowOnScreen) || (d->opts & DontUseNativeDialog)))){ - d->openCocoaColorPanel(currentColor(), parentWidget(), windowTitle(), options()); - QColorDialogPrivate::sharedColorPanelAvailable = false; - setAttribute(Qt::WA_DontShowOnScreen); - } - setWindowFlags(windowModality() == Qt::WindowModal ? Qt::Sheet : DefaultWindowFlags); - } else { - if (d->delegate) { - d->closeCocoaColorPanel(); - setAttribute(Qt::WA_DontShowOnScreen, false); - } - } -#else - - if (!(d->opts & DontUseNativeDialog) && qt_guiPlatformPlugin()->colorDialogSetVisible(this, visible)) { - d->nativeDialogInUse = true; - // Set WA_DontShowOnScreen so that QDialog::setVisible(visible) below - // updates the state correctly, but skips showing the non-native version: - setAttribute(Qt::WA_DontShowOnScreen); - } else { - d->nativeDialogInUse = false; - setAttribute(Qt::WA_DontShowOnScreen, false); - } -#endif - - QDialog::setVisible(visible); -} - -/*! - \overload - \since 4.5 - - Opens the dialog and connects its colorSelected() signal to the slot specified - by \a receiver and \a member. - - The signal will be disconnected from the slot when the dialog is closed. -*/ -void QColorDialog::open(QObject *receiver, const char *member) -{ - Q_D(QColorDialog); - connect(this, SIGNAL(colorSelected(QColor)), receiver, member); - d->receiverToDisconnectOnClose = receiver; - d->memberToDisconnectOnClose = member; - QDialog::open(); -} - -/*! - \fn QColorDialog::open() - - \since 4.5 - Shows the dialog as a \l{QDialog#Modal Dialogs}{window modal dialog}, - returning immediately. - - \sa QDialog::open() -*/ - -/* - For Symbian color dialogs -*/ -#ifdef Q_WS_S60 -extern QColor qtSymbianGetColor(const QColor &initial); -#endif -/*! - \since 4.5 - - Pops up a modal color dialog with the given window \a title (or "Select Color" if none is - specified), lets the user choose a color, and returns that color. The color is initially set - to \a initial. The dialog is a child of \a parent. It returns an invalid (see - QColor::isValid()) color if the user cancels the dialog. - - The \a options argument allows you to customize the dialog. - - On Symbian, this static function will use the native color dialog and not a QColorDialog. - On Symbian the parameters \a title and \a parent has no relevance and the - \a options parameter is only used to define if the native color dialog is - used or not. -*/ -QColor QColorDialog::getColor(const QColor &initial, QWidget *parent, const QString &title, - ColorDialogOptions options) -{ -#ifdef Q_WS_S60 - if (!(options & DontUseNativeDialog)) - return qtSymbianGetColor(initial); -#endif - QColorDialog dlg(parent); - if (!title.isEmpty()) - dlg.setWindowTitle(title); - dlg.setOptions(options); - dlg.setCurrentColor(initial); - dlg.exec(); - return dlg.selectedColor(); -} - -/*! - Pops up a modal color dialog, lets the user choose a color, and - returns that color. The color is initially set to \a initial. The - dialog is a child of \a parent. It returns an invalid (see - QColor::isValid()) color if the user cancels the dialog. - - On Symbian, this static function will use the native - color dialog and not a QColorDialog. -*/ - -QColor QColorDialog::getColor(const QColor &initial, QWidget *parent) -{ -#ifdef Q_WS_S60 - return qtSymbianGetColor(initial); -#endif - return getColor(initial, parent, QString(), ColorDialogOptions(0)); -} - - -/*! - \obsolete - - Pops up a modal color dialog to allow the user to choose a color - and an alpha channel (transparency) value. The color+alpha is - initially set to \a initial. The dialog is a child of \a parent. - - If \a ok is non-null, \e *\a ok is set to true if the user clicked - \gui{OK}, and to false if the user clicked Cancel. - - If the user clicks Cancel, the \a initial value is returned. - - Use QColorDialog::getColor() instead, passing the - QColorDialog::ShowAlphaChannel option. -*/ - -QRgb QColorDialog::getRgba(QRgb initial, bool *ok, QWidget *parent) -{ - QColor color(getColor(QColor(initial), parent, QString(), ShowAlphaChannel)); - QRgb result = color.isValid() ? color.rgba() : initial; - if (ok) - *ok = color.isValid(); - return result; -} - -/*! - Destroys the color dialog. -*/ - -QColorDialog::~QColorDialog() -{ - Q_D(QColorDialog); -#if defined(Q_WS_MAC) - if (d->delegate) { - d->releaseCocoaColorPanelDelegate(); - QColorDialogPrivate::sharedColorPanelAvailable = true; - } -#endif - -#ifndef QT_NO_SETTINGS - if (!customSet) { - QSettings settings(QSettings::UserScope, QLatin1String("Trolltech")); - for (int i = 0; i < 2*8; ++i) - settings.setValue(QLatin1String("Qt/customColors/") + QString::number(i), cusrgb[i]); - } -#endif - if (d->nativeDialogInUse) - qt_guiPlatformPlugin()->colorDialogDelete(this); - -} - - -/*! - \reimp -*/ -void QColorDialog::changeEvent(QEvent *e) -{ - Q_D(QColorDialog); - if (e->type() == QEvent::LanguageChange) - d->retranslateStrings(); - QDialog::changeEvent(e); -} - -/*! - Closes the dialog and sets its result code to \a result. If this dialog - is shown with exec(), done() causes the local event loop to finish, - and exec() to return \a result. - - \sa QDialog::done() -*/ -void QColorDialog::done(int result) -{ - Q_D(QColorDialog); - QDialog::done(result); - if (result == Accepted) { - d->selectedQColor = d->currentQColor(); - emit colorSelected(d->selectedQColor); - } else { - d->selectedQColor = QColor(); - } - if (d->receiverToDisconnectOnClose) { - disconnect(this, SIGNAL(colorSelected(QColor)), - d->receiverToDisconnectOnClose, d->memberToDisconnectOnClose); - d->receiverToDisconnectOnClose = 0; - } - d->memberToDisconnectOnClose.clear(); -} - -QT_END_NAMESPACE - -#include "qcolordialog.moc" -#include "moc_qcolordialog.cpp" - -#endif // QT_NO_COLORDIALOG - -/*! - \fn QColor QColorDialog::getColor(const QColor &init, QWidget *parent, const char *name) - \compat -*/ - -/*! - \fn QRgb QColorDialog::getRgba(QRgb rgba, bool *ok, QWidget *parent, const char *name) - \compat -*/ |