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tdelibs/kstyles/highcontrast/highcontrast.cpp

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/*
* High Contrast Style (version 1.0)
* Copyright (C) 2004 Olaf Schmidt <ojschmidt@kde.org>
*
* Derived from Axes Style
* Copyright (C) 2003 Maksim Orlovich <orlovich@cs.rochester.edu>
*
* Axes Style based on KDE 3 HighColor Style,
* Copyright (C) 2001-2002 Karol Szwed <gallium@kde.org>
* (C) 2001-2002 Fredrik Höglund <fredrik@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation.
*
* 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.
*/
#include <tqdrawutil.h>
#include <tqpainter.h>
#include <tqpointarray.h>
#include <tqstyleplugin.h>
#include <tqfont.h>
#include <tqcombobox.h>
#include <tqheader.h>
#include <tqmenubar.h>
#include <tqpushbutton.h>
#include <tqscrollbar.h>
#include <tqslider.h>
#include <tqtabbar.h>
#include <tqtoolbutton.h>
#include <tqtoolbar.h>
#include <tqpopupmenu.h>
#include <tqprogressbar.h>
#include <tqlistview.h>
#include <tqsettings.h>
#include <tqimage.h>
#include <tqapplication.h>
#include <kdrawutil.h>
#include <kpixmapeffect.h>
#include "highcontrast.h"
#include "highcontrast.moc"
// -- Style Plugin Interface -------------------------
class HighContrastStylePlugin : public TQStylePlugin
{
public:
HighContrastStylePlugin() {}
~HighContrastStylePlugin() {}
TQStringList keys() const
{
return TQStringList() << "HighContrast";
}
TQStyle* create( const TQString& key )
{
if ( key == "highcontrast" )
return new HighContrastStyle();
return 0;
}
};
KDE_Q_EXPORT_PLUGIN (HighContrastStylePlugin)
// ---------------------------------------------------
static const int itemFrame = 1;
static const int itemHMargin = 3;
static const int itemVMargin = 0;
static const int arrowHMargin = 6;
static const int rightBorder = 12;
void addOffset (TQRect* r, int offset, int lineWidth = 0)
{
int offset1 = offset;
int offset2 = offset;
*r = r->normalize();
if (lineWidth > 0)
{
offset1 += lineWidth/2;
offset2 += lineWidth - lineWidth/2 - 1;
}
if (offset1 + offset2 > r->width())
r->addCoords (r->width()/2, 0, - (r->width() - r->width()/2), 0);
else
r->addCoords (offset1, 0, -offset2, 0);
if (offset1 + offset2 > r->height())
r->addCoords (0, r->height()/2, 0, - (r->height() - r->height()/2));
else
r->addCoords (0, offset1, 0, -offset2);
}
// ---------------------------------------------------------------------------
HighContrastStyle::HighContrastStyle()
: KStyle( 0, ThreeButtonScrollBar )
{
TQSettings settings;
settings.beginGroup("/highcontraststyle/Settings/");
bool useWideLines = settings.readBoolEntry("wideLines", false);
hoverWidget = 0L;
basicLineWidth = useWideLines ? 4 : 2;
}
HighContrastStyle::~HighContrastStyle()
{
}
void HighContrastStyle::polish( TQPalette& pal )
{
//We do not want the disabled widgets to be greyed out,
//as that may be hard indeed (and since we use crossed-out text instead),
//so we make disabled colors be the same as active foreground and
//background colour
for (int c = 0; c < TQColorGroup::NColorRoles; ++c)
switch (c)
{
case TQColorGroup::Button:
case TQColorGroup::Base:
case TQColorGroup::Highlight:
pal.setColor(TQPalette::Disabled, TQColorGroup::ColorRole(c), pal.color(TQPalette::Active, TQColorGroup::Background));
break;
case TQColorGroup::ButtonText:
case TQColorGroup::Text:
case TQColorGroup::HighlightedText:
pal.setColor(TQPalette::Disabled, TQColorGroup::ColorRole(c), pal.color(TQPalette::Active, TQColorGroup::Foreground));
break;
default:
pal.setColor(TQPalette::Disabled, TQColorGroup::ColorRole(c), pal.color(TQPalette::Active, TQColorGroup::ColorRole(c)));
}
}
void HighContrastStyle::polish (TQWidget* widget)
{
if (widget->inherits (TQBUTTON_OBJECT_NAME_STRING)
|| widget->inherits (TQCOMBOBOX_OBJECT_NAME_STRING)
|| widget->inherits (TQSPINWIDGET_OBJECT_NAME_STRING)
|| widget->inherits (TQLINEEDIT_OBJECT_NAME_STRING)
|| widget->inherits (TQTEXTEDIT_OBJECT_NAME_STRING))
{
widget->installEventFilter (this);
TQSpinWidget* spinwidget = dynamic_cast<TQSpinWidget*>(widget);
if (spinwidget && spinwidget->editWidget())
spinwidget->editWidget()->installEventFilter (this);
}
KStyle::polish (widget);
}
void HighContrastStyle::unPolish (TQWidget* widget)
{
if (widget->inherits (TQWIDGET_OBJECT_NAME_STRING) || widget->inherits (TQCOMBOBOX_OBJECT_NAME_STRING) || widget->inherits (TQSPINWIDGET_OBJECT_NAME_STRING) || widget->inherits (TQLINEEDIT_OBJECT_NAME_STRING) || widget->inherits (TQTEXTEDIT_OBJECT_NAME_STRING))
widget->removeEventFilter (this);
KStyle::unPolish (widget);
}
void HighContrastStyle::setColorsNormal (TQPainter* p, const TQColorGroup& cg, int flags, int highlight) const
{
setColorsByState (p, cg, cg.foreground(), cg.background(), flags, highlight);
}
void HighContrastStyle::setColorsButton (TQPainter* p, const TQColorGroup& cg, int flags, int highlight) const
{
setColorsByState (p, cg, cg.buttonText(), cg.button(), flags, highlight);
}
void HighContrastStyle::setColorsText (TQPainter* p, const TQColorGroup& cg, int flags, int highlight) const
{
setColorsByState (p, cg, cg.text(), cg.base(), flags, highlight);
}
void HighContrastStyle::setColorsHighlight (TQPainter* p, const TQColorGroup& cg, int flags) const
{
setColorsByState (p, cg, cg.highlightedText(), cg.highlight(), flags, 0);
}
void HighContrastStyle::setColorsByState (TQPainter* p, const TQColorGroup& cg, const TQColor& fg, const TQColor& bg, int flags, int highlight) const
{
TQFont font = p->font();
font.setStrikeOut (! (flags & Style_Enabled));
p->setFont (font);
if ((flags & Style_Enabled) && (flags & highlight))
{
p->setPen (TQPen (cg.highlightedText(), basicLineWidth, flags & Style_Enabled ? Qt::SolidLine : Qt::DotLine));
p->setBackgroundColor (cg.highlight());
}
else
{
p->setPen (TQPen (fg, basicLineWidth, flags & Style_Enabled ? Qt::SolidLine : Qt::DotLine));
p->setBackgroundColor (bg);
}
p->setBrush (TQBrush ());
}
void HighContrastStyle::drawRect (TQPainter* p, TQRect r, int offset, bool filled) const
{
addOffset (&r, offset, p->pen().width());
if (filled)
p->fillRect (r, p->backgroundColor());
p->drawRect (r);
}
void HighContrastStyle::drawRoundRect (TQPainter* p, TQRect r, int offset, bool filled) const
{
int lineWidth = p->pen().width();
if ((r.width() >= 5*lineWidth + 2*offset) && (r.height() >= 5*lineWidth + 2*offset))
{
TQRect r2 (r);
addOffset (&r2, offset, lineWidth);
addOffset (&r, offset);
TQRect r3 (r);
addOffset (&r3, lineWidth);
p->save();
p->setPen (Qt::NoPen);
if (filled)
p->fillRect (r3, p->backgroundColor());
p->drawRect (r3);
p->restore();
p->drawLine (r.left()+lineWidth, r2.top(), r.right()+1-lineWidth, r2.top());
p->fillRect (r.left()+1, r.top()+1, lineWidth, lineWidth, p->pen().color());
p->drawLine (r2.left(), r.top()+lineWidth, r2.left(), r.bottom()+1-lineWidth);
p->fillRect (r.left()+1, r.bottom()-lineWidth, lineWidth, lineWidth, p->pen().color());
p->drawLine (r.left()+lineWidth, r2.bottom(), r.right()+1-lineWidth, r2.bottom());
p->fillRect (r.right()-lineWidth, r.bottom()-lineWidth, lineWidth, lineWidth, p->pen().color());
p->drawLine (r2.right(), r.top()+lineWidth, r2.right(), r.bottom()+1-lineWidth);
p->fillRect (r.right()-lineWidth, r.top()+1, lineWidth, lineWidth, p->pen().color());
}
else
drawRect (p, r, offset, filled);
}
void HighContrastStyle::drawEllipse (TQPainter* p, TQRect r, int offset, bool filled) const
{
addOffset (&r, offset, p->pen().width());
if (filled) {
p->save();
p->setBrush (p->backgroundColor());
p->drawRoundRect (r, 99, 99);
p->restore();
}
p->drawRoundRect (r, 99, 99);
}
void HighContrastStyle::drawArrow (TQPainter* p, TQRect r, TQ_PrimitiveElement arrow, int offset) const
{
p->save();
addOffset (&r, offset);
TQPoint center = r.center();
if (r.height() < r.width())
r.setWidth (r.height());
if (r.width() % 2 != 0)
r.setWidth (r.width() - 1);
r.setHeight (r.width());
r.moveCenter (center);
TQPointArray points (3);
switch (arrow) {
case PE_ArrowUp:
case PE_SpinWidgetUp:
case PE_SpinWidgetPlus: {
points.setPoint (0, r.bottomLeft());
points.setPoint (1, r.bottomRight());
points.setPoint (2, r.center().x(), r.top() + r.height()/7);
break;
}
case PE_ArrowDown:
case PE_SpinWidgetDown:
case PE_SpinWidgetMinus: {
points.setPoint (0, r.topLeft());
points.setPoint (1, r.topRight());
points.setPoint (2, r.center().x(), r.bottom() - r.height()/7);
break;
}
case PE_ArrowLeft: {
points.setPoint (0, r.topRight());
points.setPoint (1, r.bottomRight());
points.setPoint (2, r.left() + r.width()/7, r.center().y());
break;
}
default: {
points.setPoint (0, r.topLeft());
points.setPoint (1, r.bottomLeft());
points.setPoint (2, r.right() - r.width()/7, r.center().y());
}
}
p->setPen (p->pen().color());
p->setBrush (p->pen().color());
p->drawPolygon (points);
p->restore();
}
// This function draws primitive elements
void HighContrastStyle::tqdrawPrimitive (TQ_PrimitiveElement pe,
TQPainter *p,
const TQRect &r,
const TQColorGroup &cg,
SFlags flags,
const TQStyleOption& opt ) const
{
switch(pe)
{
case PE_StatusBarSection: {
//### TODO: Not everything uses this!
setColorsNormal (p, cg, Style_Enabled);
drawRect (p, r);
break;
}
// BUTTONS
// -------------------------------------------------------------------
case PE_ButtonDefault:
case PE_ButtonDropDown:
case PE_ButtonCommand:
case PE_ButtonTool:
case PE_ButtonBevel: {
setColorsButton (p, cg, flags, Style_On|Style_MouseOver|Style_Down);
drawRoundRect (p, r, 0, false);
break;
}
// FOCUS RECT
// -------------------------------------------------------------------
case PE_FocusRect: {
p->save();
p->setBrush (TQBrush ());
p->setPen (TQPen (cg.highlight(), basicLineWidth, Qt::SolidLine));
drawRoundRect (p, r, basicLineWidth, false);
p->setPen (TQPen (cg.highlightedText(), basicLineWidth, Qt::DashLine));
drawRoundRect (p, r, basicLineWidth, false);
p->restore();
break;
}
case PE_HeaderArrow: {
setColorsButton (p, cg, flags, 0);
drawArrow (p, r, flags & Style_Down ? PE_ArrowDown : PE_ArrowUp, 2*basicLineWidth);
break;
}
// HEADER SECTION
// -------------------------------------------------------------------
case PE_HeaderSectionMenu:
case PE_HeaderSection: {
setColorsButton (p, cg, flags, 0);
drawRect (p, r);
break;
}
// SCROLLBAR
// -------------------------------------------------------------------
case PE_ScrollBarSlider: {
setColorsNormal (p, cg);
p->fillRect (r, p->backgroundColor());
if (flags & Style_Enabled) {
setColorsHighlight (p, cg, flags);
drawRoundRect (p, r);
if (r.width() >= 7*basicLineWidth && r.height() >= 7*basicLineWidth) {
TQRect r2 (r);
r2.setWidth (4*basicLineWidth);
r2.setHeight (4*basicLineWidth);
r2.moveCenter (r.center());
drawRect (p, r2, 0, false);
}
}
break;
}
case PE_ScrollBarAddPage:
case PE_ScrollBarSubPage: {
setColorsNormal (p, cg);
p->fillRect (r, p->backgroundColor());
TQRect r2 (r);
if (flags & Style_Horizontal)
{
if (r2.height() > 5*basicLineWidth)
{
r2.setHeight (5*basicLineWidth);
r2.moveCenter (r.center());
}
}
else
{
if (r2.width() > 5*basicLineWidth)
{
r2.setWidth (5*basicLineWidth);
r2.moveCenter (r.center());
}
}
setColorsText (p, cg, flags);
drawRect (p, r2);
if (flags & Style_Horizontal)
r2.addCoords (0, basicLineWidth, 0, -basicLineWidth);
else
r2.addCoords (basicLineWidth, 0, -basicLineWidth, 0);
TQPen pen = p->pen();
pen.setColor (p->backgroundColor());
p->setPen (pen);
drawRect (p, r2);
break;
}
case PE_ScrollBarAddLine:
case PE_ScrollBarSubLine:
case PE_ScrollBarFirst:
case PE_ScrollBarLast: {
setColorsNormal (p, cg);
p->fillRect (r, p->backgroundColor());
if (flags & Style_Enabled) {
setColorsButton (p, cg, flags);
drawRoundRect (p, r);
if (pe == PE_ScrollBarAddLine)
drawArrow (p, r, flags & Style_Horizontal ? PE_ArrowRight : PE_ArrowDown, r.height()/3);
else if (pe == PE_ScrollBarSubLine)
drawArrow (p, r, flags & Style_Horizontal ? PE_ArrowLeft : PE_ArrowUp, r.height()/3);
}
break;
}
case PE_ProgressBarChunk: {
p->fillRect (r, Qt::color1);
break;
}
// CHECKBOX
// -------------------------------------------------------------------
case PE_Indicator: {
setColorsText (p, cg, flags);
//Draw the outer rect
drawRect (p, r);
if (!(flags & Style_Off))
{
TQRect r2 (r);
addOffset (&r2, basicLineWidth);
if (flags & Style_On)
{
p->drawLine (r2.topLeft(), r2.bottomRight());
p->drawLine (r2.bottomLeft(), r2.topRight());
}
else
{ // Tristate
p->drawLine (r2.left(), r2.top()+r2.width()/2, r2.right(), r2.top()+r2.width()/2);
}
TQPen pen = p->pen();
pen.setColor (p->backgroundColor());
p->setPen (pen);
drawRect (p, r2, 0, false);
}
break;
}
case PE_IndicatorMask: {
p->fillRect (r, Qt::color1);
break;
}
case PE_CheckMark: {
setColorsText (p, cg, flags);
if (flags & Style_On)
{
p->drawLine (r.topLeft(), r.bottomRight());
p->drawLine (r.bottomLeft(), r.topRight());
}
break;
}
// RADIOBUTTON (exclusive indicator)
// -------------------------------------------------------------------
case PE_ExclusiveIndicator: {
setColorsText (p, cg, flags);
drawEllipse (p, r);
// Indicator "dot"
if (flags & Style_On) {
p->setBackgroundColor (p->pen().color());
drawEllipse (p, r, 2*p->pen().width());
}
break;
}
case PE_ExclusiveIndicatorMask: {
p->fillRect (r, Qt::color0);
p->setBackgroundColor (Qt::color1);
p->setPen (Qt::NoPen);
p->setBrush (Qt::color1);
p->drawEllipse (r);
break;
}
// SPLITTER/DOCKWINDOW HANDLES
// -------------------------------------------------------------------
case PE_DockWindowResizeHandle:
case PE_Splitter: {
setColorsButton (p, cg, flags);
p->fillRect (r, p->backgroundColor());
p->setPen (TQPen (p->pen().color(), 1, Qt::DashLine));
if (flags & Style_Horizontal)
p->drawLine (r.center().x(), r.top(), r.center().x(), r.bottom());
else
p->drawLine (r.left(), r.center().y(), r.right(), r.center().y());
break;
}
// GENERAL PANELS
// -------------------------------------------------------------------
case PE_Panel:
case PE_GroupBoxFrame:
case PE_PanelPopup: {
setColorsNormal (p, cg, flags, 0);
if (!opt.isDefault())
{
TQPen pen = p->pen();
pen.setWidth (opt.lineWidth());
p->setPen (pen);
}
if (pe == PE_PanelPopup)
drawRect (p, r, 0, false);
else
drawRoundRect (p, r, 0, false);
break;
}
case PE_WindowFrame:
case PE_TabBarBase: {
setColorsNormal (p, cg, flags, 0);
drawRect (p, r, 0, false);
break;
}
case PE_PanelLineEdit: {
setColorsText (p, cg, flags, 0);
drawRoundRect (p, r);
if (flags & (Style_HasFocus | Style_Active))
tqdrawPrimitive (PE_FocusRect, p, r, cg, flags, TQStyleOption (p->backgroundColor()));
break;
}
case PE_PanelTabWidget:
case PE_PanelGroupBox: {
setColorsNormal (p, cg, flags, 0);
drawRoundRect (p, r);
break;
}
case PE_PanelMenuBar: { // Menu
p->fillRect (r, cg.background());
break;
}
case PE_PanelDockWindow: { // Toolbar
p->fillRect (r, cg.button());
break;
}
// SEPARATORS
// -------------------------------------------------------------------
case PE_Separator: {
setColorsNormal (p, cg);
p->fillRect (r, p->backgroundColor());
p->setPen (p->pen().color());
if (flags & Style_Horizontal)
p->drawLine (r.center().x(), r.top()+basicLineWidth, r.center().x(), r.bottom()-basicLineWidth + 1);
else
p->drawLine (r.left()+basicLineWidth, r.center().y(), r.right()-basicLineWidth + 1, r.center().y());
break;
}
case PE_DockWindowSeparator: {
setColorsButton (p, cg);
p->fillRect (r, p->backgroundColor());
p->setPen (p->pen().color());
if (flags & Style_Horizontal)
p->drawLine (r.center().x(), r.top()+basicLineWidth, r.center().x(), r.bottom()-basicLineWidth);
else
p->drawLine (r.left()+basicLineWidth, r.center().y(), r.right()-basicLineWidth, r.center().y());
break;
}
// ARROWS
// -------------------------------------------------------------------
case PE_ArrowUp:
case PE_ArrowDown:
case PE_ArrowRight:
case PE_ArrowLeft:
case PE_SpinWidgetPlus:
case PE_SpinWidgetUp:
case PE_SpinWidgetMinus:
case PE_SpinWidgetDown: {
setColorsNormal (p, cg, flags);
drawArrow (p, r, pe);
break;
}
default: {
KStyle::tqdrawPrimitive( pe, p, r, cg, flags, opt );
}
}
}
void HighContrastStyle::drawKStylePrimitive (KStylePrimitive kpe,
TQPainter* p,
const TQWidget* widget,
const TQRect &r,
const TQColorGroup &cg,
SFlags flags,
const TQStyleOption &opt ) const
{
if ( widget == hoverWidget )
flags |= Style_MouseOver;
switch ( kpe )
{
// TOOLBAR HANDLE
// -------------------------------------------------------------------
case KPE_ToolBarHandle:
case KPE_DockWindowHandle:
case KPE_GeneralHandle:
{
setColorsButton (p, cg);
p->fillRect (r, p->backgroundColor());
p->setBrush (TQBrush (p->pen().color(), Qt::BDiagPattern));
drawRoundRect (p, r);
break;
}
// SLIDER GROOVE
// -------------------------------------------------------------------
case KPE_SliderGroove: {
setColorsText (p, cg, flags);
TQRect r2 (r);
const TQSlider *slider = dynamic_cast<const TQSlider*>(widget);
if (slider != 0)
{
if (slider->orientation() == Qt::Horizontal)
{
if (r2.height() > 5*basicLineWidth)
{
r2.setHeight (5*basicLineWidth);
r2.moveCenter (r.center());
}
}
else
{
if (r2.width() > 5*basicLineWidth)
{
r2.setWidth (5*basicLineWidth);
r2.moveCenter (r.center());
}
}
}
drawRoundRect (p, r2);
break;
}
// SLIDER HANDLE
// -------------------------------------------------------------------
case KPE_SliderHandle: {
setColorsHighlight (p, cg, flags);
drawRoundRect (p, r);
break;
}
case KPE_ListViewExpander: {
// TODO There is no pixelMetric associated with the
// ListViewExpander in KStyle.
// To have a properly large expander, the CC_ListView case of
// drawComplexControl should be handled.
// Probably it would be better to add a KPM_ListViewExpander metric
// to the KStyle KStylePixelMetric enum, and have the KStyle
// drawComplexControl handle it.
TQ_PrimitiveElement direction;
if (flags & Style_On) { // Collapsed = On
direction = PE_ArrowRight;
} else {
direction = PE_ArrowDown;
}
setColorsText (p, cg, flags);
drawArrow (p, r, direction);
break;
}
case KPE_ListViewBranch:
// TODO Draw (thick) dotted line. Check kstyle.cpp
// Fall down for now
default:
KStyle::drawKStylePrimitive( kpe, p, widget, r, cg, flags, opt);
}
}
void HighContrastStyle::drawControl (TQ_ControlElement element,
TQPainter *p,
const TQWidget *widget,
const TQRect &r,
const TQColorGroup &cg,
SFlags flags,
const TQStyleOption& opt ) const
{
if ( widget == hoverWidget )
flags |= Style_MouseOver;
switch (element)
{
// TABS
// -------------------------------------------------------------------
case CE_ToolBoxTab: {
setColorsNormal (p, cg, flags, Style_Selected);
drawRoundRect (p, r);
break;
}
case CE_TabBarTab: {
setColorsNormal (p, cg, flags, Style_Selected);
drawRoundRect (p, r);
const TQTabBar *tb = static_cast< const TQTabBar * >(widget);
TQTabBar::Shape shape = tb->shape();
if (shape == TQTabBar::TriangularBelow ||
shape == TQTabBar::RoundedBelow) {
p->fillRect (r.left(), r.top(),
r.width(), 2*basicLineWidth,
p->pen().color());
p->fillRect (r.left()+basicLineWidth,
flags & Style_Selected ? basicLineWidth : 2*basicLineWidth,
r.width()-2*basicLineWidth,
basicLineWidth,
p->backgroundColor());
} else {
p->fillRect (r.left(), r.bottom()-2*basicLineWidth+1,
r.width(), 2*basicLineWidth,
p->pen().color());
p->fillRect (r.left()+basicLineWidth,
r.bottom()-2*basicLineWidth+1,
r.width()-2*basicLineWidth,
flags & Style_Selected ? 2*basicLineWidth : basicLineWidth,
p->backgroundColor());
}
break;
}
// PUSHBUTTON
// -------------------------------------------------------------------
case CE_PushButton: {
TQPushButton *button = (TQPushButton*) widget;
TQRect br = r;
bool btnDefault = button->isDefault();
if (( btnDefault || button->autoDefault() ) && (button->isEnabled())) {
// Compensate for default indicator
static int di = pixelMetric( PM_ButtonDefaultIndicator );
addOffset (&br, di);
}
if ( btnDefault && (button->isEnabled()))
tqdrawPrimitive( PE_ButtonDefault, p, r, cg, flags );
tqdrawPrimitive( PE_ButtonCommand, p, br, cg, flags );
break;
}
// LABEL
// -------------------------------------------------------------------
case CE_ProgressBarLabel:
case CE_TabBarLabel:
case CE_RadioButtonLabel:
case CE_CheckBoxLabel:
case CE_ToolButtonLabel:
case CE_PushButtonLabel: {
const TQPixmap* pixmap = 0;
TQPixmap icon;
TQString text;
bool popup = false;
TQIconSet::Mode mode = flags & Style_Enabled ? ((flags & Style_HasFocus) ? TQIconSet::Active : TQIconSet::Normal) : TQIconSet::Disabled;
TQIconSet::State state = flags & Style_On ? TQIconSet::On : TQIconSet::Off;
int x, y, w, h;
r.rect( &x, &y, &w, &h );
if (element == CE_ProgressBarLabel) {
TQProgressBar* progressbar = (TQProgressBar*) widget;
text = progressbar->progressString();
setColorsNormal (p, cg, flags);
}
else if (element == CE_TabBarLabel) {
if (!opt.isDefault()) {
TQTab* tab = opt.tab();
text = tab->text();
}
setColorsNormal (p, cg, flags, Style_Selected);
}
else if (element == CE_ToolButtonLabel) {
TQToolButton* toolbutton = (TQToolButton*) widget;
text = toolbutton->text();
pixmap = toolbutton->pixmap();
if (!toolbutton->iconSet().isNull())
icon = toolbutton->iconSet().pixmap (TQIconSet::Small, mode, state);
popup = toolbutton->popup();
setColorsButton (p, cg, flags);
}
else if (element == CE_PushButtonLabel) {
TQPushButton* pushbutton = (TQPushButton*) widget;
text = pushbutton->text();
pixmap = pushbutton->pixmap();
if (pushbutton->iconSet() && !pushbutton->iconSet()->isNull())
icon = pushbutton->iconSet()->pixmap (TQIconSet::Small, mode, state);
popup = pushbutton->popup();
setColorsButton (p, cg, flags);
}
else {
const TQButton* button = (const TQButton*)widget;
pixmap = button->pixmap();
text = button->text();
setColorsNormal (p, cg);
}
// Does the button have a popup menu?
if (popup) {
int dx = pixelMetric (PM_MenuButtonIndicator, widget);
drawArrow (p, TQRect(x + w - dx - 2, y + 2, dx, h - 4), PE_ArrowDown);
w -= dx;
}
// Draw the icon if there is one
if (!icon.isNull())
{
// Center the iconset if there's no text or pixmap
if (text.isEmpty() && ((pixmap == 0) || pixmap->isNull()))
p->drawPixmap (x + (w - icon.width()) / 2,
y + (h - icon.height()) / 2, icon);
else
p->drawPixmap (x + 4, y + (h - icon.height()) / 2, icon);
int pw = icon.width();
x += pw + 4;
w -= pw + 4;
}
// Draw a focus rect if the button has focus
if (flags & Style_HasFocus)
tqdrawPrimitive (PE_FocusRect, p, r, cg, flags, TQStyleOption (p->backgroundColor()));
// Draw the label itself
TQColor color = p->pen().color();
drawItem (p, TQRect(x, y, w, h),
(element == CE_RadioButtonLabel || element == CE_CheckBoxLabel || element == CE_ProgressBarLabel) ? AlignVCenter|AlignLeft|ShowPrefix : AlignCenter|ShowPrefix,
cg, flags & Style_Enabled, pixmap, text, -1, &color);
break;
}
// MENUBAR BACKGROUND
// -------------------------------------------------------------------
case CE_MenuBarEmptyArea:
{
p->fillRect (r, cg.background());
break;
}
// DOCKWINDOW BACKGROUND
// -------------------------------------------------------------------
case CE_DockWindowEmptyArea:
{
p->fillRect (r, cg.button());
break;
}
// MENUBAR ITEM
// -------------------------------------------------------------------
case CE_MenuBarItem: {
setColorsNormal (p, cg, flags, Style_Active|Style_MouseOver);
p->fillRect (r, p->backgroundColor ());
if (!opt.isDefault()) {
TQMenuItem *mi = opt.menuItem();
TQColor color = p->pen().color();
drawItem (p, r, AlignCenter | AlignVCenter | ShowPrefix
| DontClip | SingleLine, cg, flags,
mi->pixmap(), mi->text(), -1, &color);
}
break;
}
// CHECKBOX
// -------------------------------------------------------------------
case CE_CheckBox: {
tqdrawPrimitive (PE_Indicator, p, r, cg, flags);
break;
}
// RADIOBUTTON
// -------------------------------------------------------------------
case CE_RadioButton: {
tqdrawPrimitive (PE_ExclusiveIndicator, p, r, cg, flags);
break;
}
// PROGRESSBAR
// -------------------------------------------------------------------
case CE_ProgressBarGroove: {
setColorsText (p, cg, flags);
const TQProgressBar *progressbar = dynamic_cast<const TQProgressBar*>(widget);
if (progressbar) {
TQRect r2 (r);
r2.setLeft (p->boundingRect (r, AlignVCenter|AlignLeft|ShowPrefix, progressbar->progressString()).right()
+ 4*basicLineWidth);
drawRoundRect (p, r2);
}
break;
}
case CE_ProgressBarContents: {
const TQProgressBar *progressbar = dynamic_cast<const TQProgressBar*>(widget);
if (progressbar)
{
TQRect r2 (r);
r2.setLeft (p->boundingRect (r, AlignVCenter|AlignLeft|ShowPrefix, progressbar->progressString()).right()
+ 4*basicLineWidth);
long progress = r2.width() * progressbar->progress();
if (progressbar->totalSteps() > 0)
{
r2.setWidth (progress / progressbar->totalSteps());
}
else
{
int width = r2.width() / 5;
int left = progressbar->progress() % (2*(r2.width() - width));
if (left > r2.width() - width)
left = 2*(r2.width() - width) - left;
r2.setLeft (r2.left() + left);
r2.setWidth (width);
}
setColorsHighlight (p, cg, flags);
if (r2.width() > 0)
drawRoundRect (p, r2);
}
break;
}
// POPUPMENU ITEM
// -------------------------------------------------------------------
case CE_PopupMenuItem: {
setColorsNormal (p, cg, flags, Style_Active|Style_MouseOver);
p->fillRect (r, p->backgroundColor ());
const TQPopupMenu *popupmenu = (const TQPopupMenu *) widget;
TQMenuItem *mi = opt.menuItem();
if (!mi)
break;
int tab = opt.tabWidth();
int checkcol = opt.maxIconWidth();
bool checkable = popupmenu->isCheckable();
bool reverse = TQApplication::reverseLayout();
int x, y, w, h;
r.rect( &x, &y, &w, &h );
if ( checkable )
checkcol = QMAX( checkcol, 20 );
// Are we a menu item separator?
if ( mi->isSeparator() ) {
p->drawLine (r.left() + 1, r.center().y(), r.right(), r.center().y());
break;
}
// Do we have an icon?
if ( mi->iconSet() && !mi->iconSet()->isNull() ) {
TQIconSet::Mode mode;
TQRect cr = visualRect( TQRect(x, y, checkcol, h), r );
// Select the correct icon from the iconset
if (!(flags & Style_Enabled))
mode = TQIconSet::Disabled;
else if (flags & Style_Active)
mode = TQIconSet::Active;
else
mode = TQIconSet::Normal;
// Draw the icon
TQPixmap pixmap = mi->iconSet()->pixmap( TQIconSet::Small, mode );
TQRect pmr( 0, 0, pixmap.width(), pixmap.height() );
pmr.moveCenter( cr.center() );
p->drawPixmap( pmr.topLeft(), pixmap );
// Do we have an icon and are checked at the same time?
// Then draw a square border around the icon
if ( checkable && mi->isChecked() )
{
drawRect (p, cr, 0, false);
}
}
// Are we checked? (This time without an icon)
else if ( checkable && mi->isChecked() ) {
int cx = reverse ? x+w - checkcol : x;
TQRect rc (cx, y, checkcol, h);
addOffset (&rc, 2*basicLineWidth);
TQPoint center = rc.center();
if (rc.width() > rc.height())
rc.setWidth (rc.height());
else
rc.setHeight (rc.width());
rc.moveCenter (center);
p->drawLine (rc.topLeft(), rc.bottomRight());
p->drawLine (rc.topRight(), rc.bottomLeft());
}
// Time to draw the menu item label...
int xm = itemFrame + checkcol + itemHMargin; // X position margin
int xp = reverse ? // X position
x + tab + rightBorder + itemHMargin + itemFrame - 1 :
x + xm;
// Label width (minus the width of the accelerator portion)
int tw = w - xm - tab - arrowHMargin - itemHMargin * 3 - itemFrame + 1;
// Does the menu item draw it's own label?
if ( mi->custom() ) {
int m = itemVMargin;
// Save the painter state in case the custom
// paint method changes it in some way
p->save();
mi->custom()->paint( p, cg, flags & Style_Active, flags & Style_Enabled, xp, y+m, tw, h-2*m );
p->restore();
}
else {
// The menu item doesn't draw it's own label
TQString s = mi->text();
// Does the menu item have a text label?
if ( !s.isNull() ) {
int t = s.find( '\t' );
int m = itemVMargin;
int text_flags = AlignVCenter | ShowPrefix | DontClip | SingleLine;
text_flags |= reverse ? AlignRight : AlignLeft;
// Does the menu item have a tabstop? (for the accelerator text)
if ( t >= 0 ) {
int tabx = reverse ? x + rightBorder + itemHMargin + itemFrame :
x + w - tab - rightBorder - itemHMargin - itemFrame;
// Draw the right part of the label (accelerator text)
p->drawText( tabx, y+m, tab, h-2*m, text_flags, s.mid( t+1 ) );
s = s.left( t );
}
// Draw the left part of the label (or the whole label
// if there's no accelerator)
p->drawText( xp, y+m, tw, h-2*m, text_flags, s, t );
}
// The menu item doesn't have a text label
// Check if it has a pixmap instead
else if ( mi->pixmap() ) {
TQPixmap *pixmap = mi->pixmap();
// Draw the pixmap
if ( pixmap->depth() == 1 )
p->setBackgroundMode( Qt::OpaqueMode );
int diffw = ( ( w - pixmap->width() ) / 2 )
+ ( ( w - pixmap->width() ) % 2 );
p->drawPixmap( x+diffw, y+itemFrame, *pixmap );
if ( pixmap->depth() == 1 )
p->setBackgroundMode( Qt::TransparentMode );
}
}
// Does the menu item have a submenu?
if ( mi->popup() ) {
TQ_PrimitiveElement arrow = reverse ? PE_ArrowLeft : PE_ArrowRight;
int dim = pixelMetric(PM_MenuButtonIndicator);
TQRect vr = visualRect( TQRect( x + w - arrowHMargin - 2*itemFrame - dim,
y + h / 2 - dim / 2, dim, dim), r );
// Draw an arrow at the far end of the menu item
drawArrow (p, vr, arrow);
}
break;
}
default:
KStyle::drawControl(element, p, widget, r, cg, flags, opt);
}
}
void HighContrastStyle::drawControlMask (TQ_ControlElement element,
TQPainter *p,
const TQWidget *w,
const TQRect &r,
const TQStyleOption &opt) const
{
switch (element) {
case CE_PushButton:
case CE_ToolBoxTab:
case CE_TabBarTab:
case CE_ProgressBarLabel:
case CE_TabBarLabel:
case CE_RadioButtonLabel:
case CE_CheckBoxLabel:
case CE_ToolButtonLabel:
case CE_PushButtonLabel:
case CE_MenuBarEmptyArea:
case CE_MenuBarItem:
case CE_PopupMenuItem: {
p->fillRect (r, color0);
break;
}
default: {
KStyle::drawControlMask (element, p, w, r, opt);
}
}
}
// Helper to find the next sibling that's not hidden
// Lifted from kstyle.cpp
static TQListViewItem* nextVisibleSibling(TQListViewItem* item)
{
TQListViewItem* sibling = item;
do
{
sibling = sibling->nextSibling();
}
while (sibling && !sibling->isVisible());
return sibling;
}
void HighContrastStyle::drawComplexControl (TQ_ComplexControl control,
TQPainter *p,
const TQWidget *widget,
const TQRect &r,
const TQColorGroup &cg,
SFlags flags,
SCFlags controls,
SCFlags active,
const TQStyleOption& opt ) const
{
if ( widget == hoverWidget )
flags |= Style_MouseOver;
switch(control)
{
// COMBOBOX
// -------------------------------------------------------------------
case CC_ComboBox: {
setColorsText (p, cg, flags);
drawRoundRect (p, r);
TQRect r2 = TQStyle::visualRect (querySubControlMetrics (CC_ComboBox, widget, SC_ComboBoxArrow), widget);
if (flags & Style_HasFocus) {
TQRect r3 (r);
if (r2.left() > 0)
r3.setRight (r2.left()+basicLineWidth-1);
else
r3.setLeft (r2.right()-basicLineWidth+1);
tqdrawPrimitive (PE_FocusRect, p, r3, cg, flags, TQStyleOption (p->backgroundColor()));
}
setColorsButton (p, cg, flags);
// Draw arrow if required
if (controls & SC_ComboBoxArrow) {
drawRoundRect (p, r2);
drawArrow (p, r2, PE_ArrowDown, 2*basicLineWidth);
}
setColorsText (p, cg, flags);
break;
}
// SPINWIDGET
// -------------------------------------------------------------------
case CC_SpinWidget: {
if (controls & SC_SpinWidgetFrame) {
setColorsText (p, cg, flags);
drawRoundRect (p, r);
if (flags & Style_HasFocus)
tqdrawPrimitive(PE_FocusRect, p, r, cg, flags, TQStyleOption (p->backgroundColor()));
}
setColorsButton (p, cg, flags);
// Draw arrows if required
if (controls & SC_SpinWidgetDown) {
TQRect r2 = TQStyle::visualRect (querySubControlMetrics ((TQ_ComplexControl)CC_SpinWidget, widget, SC_SpinWidgetDown), widget);
drawRoundRect (p, r2);
drawArrow (p, r2, PE_SpinWidgetDown, 2*basicLineWidth);
}
if (controls & SC_SpinWidgetUp) {
TQRect r2 = TQStyle::visualRect (querySubControlMetrics ((TQ_ComplexControl)CC_SpinWidget, widget, SC_SpinWidgetUp), widget);
drawRoundRect (p, r2);
drawArrow (p, r2, PE_SpinWidgetUp, 2*basicLineWidth);
}
setColorsText (p, cg, flags);
break;
}
// TOOLBUTTON
// -------------------------------------------------------------------
case CC_ToolButton: {
const TQToolButton *toolbutton = (const TQToolButton *) widget;
setColorsButton (p, cg, flags);
p->fillRect (r, p->backgroundColor ());
TQRect button, menuarea;
button = querySubControlMetrics(control, widget, SC_ToolButton, opt);
menuarea = querySubControlMetrics(control, widget, SC_ToolButtonMenu, opt);
SFlags bflags = flags,
mflags = flags;
if (active & SC_ToolButton)
bflags |= Style_Down;
if (active & SC_ToolButtonMenu)
mflags |= Style_Down;
if (controls & SC_ToolButton)
{
// If we're pressed, on, or raised...
if (bflags & (Style_Down | Style_On | Style_Raised))
tqdrawPrimitive(PE_ButtonTool, p, button, cg, bflags, opt);
// Check whether to draw a background pixmap
else if ( toolbutton->parentWidget() &&
toolbutton->parentWidget()->backgroundPixmap() &&
!toolbutton->parentWidget()->backgroundPixmap()->isNull() )
{
TQPixmap pixmap = *(toolbutton->parentWidget()->backgroundPixmap());
p->drawTiledPixmap( r, pixmap, toolbutton->pos() );
}
}
// Draw a toolbutton menu indicator if required
if (controls & SC_ToolButtonMenu)
{
if (mflags & (Style_Down | Style_On | Style_Raised))
tqdrawPrimitive(PE_ButtonDropDown, p, menuarea, cg, mflags, opt);
drawArrow (p, menuarea, PE_ArrowDown);
}
if (toolbutton->hasFocus() && !toolbutton->focusProxy()) {
TQRect fr = toolbutton->rect();
addOffset (&fr, 3);
tqdrawPrimitive(PE_FocusRect, p, fr, cg, flags, TQStyleOption (p->backgroundColor()));
}
break;
}
// LISTVIEW
// -------------------------------------------------------------------
case CC_ListView: {
/*
* Sigh... Lifted and modified from kstyle.cpp
*/
/*
* Many thanks to TrollTech AS for donating CC_ListView from TQWindowsStyle.
* CC_ListView code is Copyright (C) 1998-2000 TrollTech AS.
*/
// Paint the icon and text.
if ( controls & SC_ListView )
TQCommonStyle::drawComplexControl( control, p, widget, r, cg, flags, controls, active, opt );
// If we're have a branch or are expanded...
if ( controls & (SC_ListViewBranch | SC_ListViewExpand) )
{
// If no list view item was supplied, break
if (opt.isDefault())
break;
TQListViewItem *item = opt.listViewItem();
TQListViewItem *child = item->firstChild();
int y = r.y();
int c; // dotline vertice count
int dotoffset = 0;
TQPointArray dotlines;
if ( active == SC_All && controls == SC_ListViewExpand ) {
// We only need to draw a vertical line
c = 2;
dotlines.resize(2);
dotlines[0] = TQPoint( r.right(), r.top() );
dotlines[1] = TQPoint( r.right(), r.bottom() );
} else {
int linetop = 0, linebot = 0;
// each branch needs at most two lines, ie. four end points
dotoffset = (item->itemPos() + item->height() - y) % 2;
dotlines.resize( item->childCount() * 4 );
c = 0;
// skip the stuff above the exposed rectangle
while ( child && y + child->height() <= 0 )
{
y += child->totalHeight();
child = nextVisibleSibling(child);
}
int bx = r.width() / 2;
// paint stuff in the magical area
TQListView* v = item->listView();
int lh = QMAX( p->fontMetrics().height() + 2 * v->itemMargin(),
TQApplication::globalStrut().height() );
if ( lh % 2 > 0 )
lh++;
// Draw all the expand/close boxes...
TQRect boxrect;
TQStyle::StyleFlags boxflags;
while ( child && y < r.height() )
{
linebot = y + lh/2;
if ( (child->isExpandable() || child->childCount()) &&
(child->height() > 0) )
{
int h = QMIN(lh, 24) - 4*basicLineWidth;
if (h < 10)
h = 10;
else
h &= ~1; // Force an even number of pixels
// The primitive requires a rect.
boxrect = TQRect( bx-h/2, linebot-h/2, h, h );
boxflags = child->isOpen() ? TQStyle::Style_Off : TQStyle::Style_On;
// KStyle extension: Draw the box and expand/collapse indicator
drawKStylePrimitive( KPE_ListViewExpander, p, NULL, boxrect, cg, boxflags, opt );
// dotlinery
p->setPen( cg.mid() );
dotlines[c++] = TQPoint( bx, linetop );
dotlines[c++] = TQPoint( bx, linebot - 5 );
dotlines[c++] = TQPoint( bx + 5, linebot );
dotlines[c++] = TQPoint( r.width(), linebot );
linetop = linebot + 5;
} else {
// just dotlinery
dotlines[c++] = TQPoint( bx+1, linebot );
dotlines[c++] = TQPoint( r.width(), linebot );
}
y += child->totalHeight();
child = nextVisibleSibling(child);
}
if ( child ) // there's a child to draw, so move linebot to edge of rectangle
linebot = r.height();
if ( linetop < linebot )
{
dotlines[c++] = TQPoint( bx, linetop );
dotlines[c++] = TQPoint( bx, linebot );
}
}
// Draw all the branches...
static int thickness = kPixelMetric( KPM_ListViewBranchThickness );
int line; // index into dotlines
TQRect branchrect;
TQStyle::StyleFlags branchflags;
for( line = 0; line < c; line += 2 )
{
// assumptions here: lines are horizontal or vertical.
// lines always start with the numerically lowest
// coordinate.
// point ... relevant coordinate of current point
// end ..... same coordinate of the end of the current line
// other ... the other coordinate of the current point/line
if ( dotlines[line].y() == dotlines[line+1].y() )
{
// Horizontal branch
int end = dotlines[line+1].x();
int point = dotlines[line].x();
int other = dotlines[line].y();
branchrect = TQRect( point, other-(thickness/2), end-point, thickness );
branchflags = TQStyle::Style_Horizontal;
// KStyle extension: Draw the horizontal branch
drawKStylePrimitive( KPE_ListViewBranch, p, NULL, branchrect, cg, branchflags, opt );
} else {
// Vertical branch
int end = dotlines[line+1].y();
int point = dotlines[line].y();
int other = dotlines[line].x();
int pixmapoffset = ((point & 1) != dotoffset ) ? 1 : 0;
branchrect = TQRect( other-(thickness/2), point, thickness, end-point );
if (!pixmapoffset) // ### Hackish - used to hint the offset
branchflags = TQStyle::Style_NoChange;
else
branchflags = TQStyle::Style_Default;
// KStyle extension: Draw the vertical branch
drawKStylePrimitive( KPE_ListViewBranch, p, NULL, branchrect, cg, branchflags, opt );
}
}
}
break;
}
default:
KStyle::drawComplexControl(control, p, widget,
r, cg, flags, controls, active, opt);
break;
}
}
void HighContrastStyle::drawComplexControlMask(TQ_ComplexControl c,
TQPainter *p,
const TQWidget *w,
const TQRect &r,
const TQStyleOption &o) const
{
switch (c) {
case CC_SpinWidget:
case CC_ToolButton:
case CC_ComboBox: {
p->fillRect (r, color0);
break;
}
default: {
KStyle::drawComplexControlMask (c, p, w, r, o);
}
}
}
void HighContrastStyle::drawItem( TQPainter *p,
const TQRect &r,
int flags,
const TQColorGroup &cg,
bool enabled,
const TQPixmap *pixmap,
const TQString &text,
int len,
const TQColor *penColor ) const
{
p->save();
// make the disabled things use the cross-line
TQFont font = p->font();
font.setStrikeOut (!enabled);
p->setFont (font);
enabled = true; //do not ghost it in Qt
KStyle::drawItem (p, r, flags, cg, enabled, pixmap, text, len, penColor);
p->restore();
}
TQRect HighContrastStyle::querySubControlMetrics( TQ_ComplexControl control,
const TQWidget* widget,
SubControl subcontrol,
const TQStyleOption& opt ) const
{
switch (control)
{
case CC_ComboBox : {
int arrow = pixelMetric (PM_ScrollBarExtent, widget);
switch (subcontrol)
{
case SC_ComboBoxFrame:
return TQRect (0, 0, widget->width(), widget->height());
case SC_ComboBoxArrow:
return TQRect (widget->width() - arrow, 0, arrow, widget->height());
case SC_ComboBoxEditField:
return TQRect (2*basicLineWidth, 2*basicLineWidth,
widget->width() - arrow - 3*basicLineWidth, widget->height() - 4*basicLineWidth);
default: break;
}
break;
}
case CC_SpinWidget : {
int arrow = pixelMetric (PM_ScrollBarExtent, 0);
switch (subcontrol)
{
case SC_SpinWidgetFrame:
return TQRect (0, 0, widget->width(), widget->height());
case SC_SpinWidgetButtonField:
return TQRect (widget->width() - arrow, 0, arrow, widget->height());
case SC_SpinWidgetUp:
return TQRect (widget->width() - arrow, 0, arrow, widget->height()/2);
case SC_SpinWidgetDown:
return TQRect (widget->width() - arrow, widget->height()/2,
arrow, widget->height()-widget->height()/2);
case SC_SpinWidgetEditField:
return TQRect (2*basicLineWidth, 2*basicLineWidth,
widget->width() - arrow - 3*basicLineWidth, widget->height() - 4*basicLineWidth);
default: break;
}
break;
}
default: break;
}
return KStyle::querySubControlMetrics (control, widget, subcontrol, opt);
}
int HighContrastStyle::pixelMetric(PixelMetric m, const TQWidget *widget) const
{
//### TODO: Use the tab metrics changes from Ker.
switch(m)
{
// BUTTONS
// -------------------------------------------------------------------
case PM_ButtonMargin: // Space btw. frame and label
return 2*basicLineWidth;
case PM_ButtonDefaultIndicator: {
if ((widget != 0) && !widget->isEnabled())
return 0;
else
return 2*basicLineWidth;
}
case PM_ButtonShiftHorizontal:
case PM_ButtonShiftVertical:
return 0;
case PM_ScrollBarExtent: {
int h = 0;
if (widget != 0)
h = (2*widget->fontMetrics().lineSpacing())/3;
if (h > 9*basicLineWidth+4)
return h;
else
return 9*basicLineWidth+4;
}
case PM_DefaultFrameWidth: {
if (widget && (widget->inherits (TQLINEEDIT_OBJECT_NAME_STRING) || widget->inherits (TQTEXTEDIT_OBJECT_NAME_STRING)))
return 2*basicLineWidth;
else
return basicLineWidth;
}
case PM_SpinBoxFrameWidth: {
return 2*basicLineWidth;
}
case PM_MenuButtonIndicator: { // Arrow width
int h = 0;
if (widget != 0)
h = widget->fontMetrics().lineSpacing()/2;
if (h > 3*basicLineWidth)
return h;
else
return 3*basicLineWidth;
}
// CHECKBOXES / RADIO BUTTONS
// -------------------------------------------------------------------
case PM_ExclusiveIndicatorWidth: // Radiobutton size
case PM_ExclusiveIndicatorHeight:
case PM_IndicatorWidth: // Checkbox size
case PM_IndicatorHeight: {
int h = 0;
if (widget != 0)
h = widget->fontMetrics().lineSpacing()-2*basicLineWidth;
if (h > 6*basicLineWidth)
return h;
else
return 6*basicLineWidth;
}
case PM_DockWindowSeparatorExtent: {
return 2*basicLineWidth + 1;
}
case PM_DockWindowHandleExtent: {
int w = 0;
if (widget != 0)
w = widget->fontMetrics().lineSpacing()/4;
if (w > 5*basicLineWidth)
return w;
else
return 5*basicLineWidth;
}
default:
return KStyle::pixelMetric(m, widget);
}
}
int HighContrastStyle::kPixelMetric( KStylePixelMetric kpm, const TQWidget *widget ) const
{
switch (kpm) {
case KPM_ListViewBranchThickness:
// XXX Proper support of thick branches requires reimplementation of
// the drawKStylePrimitive KPE_ListViewBranch case.
return basicLineWidth;
default:
return KStyle::kPixelMetric(kpm, widget);
}
}
TQSize HighContrastStyle::tqsizeFromContents( ContentsType contents,
const TQWidget* widget,
const TQSize &contentSize,
const TQStyleOption& opt ) const
{
switch (contents)
{
// PUSHBUTTON SIZE
// ------------------------------------------------------------------
case CT_PushButton: {
const TQPushButton* button = (const TQPushButton*) widget;
int w = contentSize.width();
int h = contentSize.height();
int bm = pixelMetric( PM_ButtonMargin, widget );
int fw = pixelMetric( PM_DefaultFrameWidth, widget ) * 2;
w += bm + fw + 6; // ### Add 6 to make way for bold font.
h += bm + fw;
// Ensure we stick to standard width and heights.
if (( button->isDefault() || button->autoDefault() ) && (button->isEnabled())) {
if ( w < 80 && !button->text().isEmpty() )
w = 80;
// Compensate for default indicator
int di = pixelMetric( PM_ButtonDefaultIndicator );
w += di * 2;
h += di * 2;
}
if ( h < 22 )
h = 22;
return TQSize( w + basicLineWidth*2, h + basicLineWidth*2 );
}
// TOOLBUTTON SIZE
// -----------------------------------------------------------------
case CT_ToolButton: {
int w = contentSize.width();
int h = contentSize.height();
return TQSize(w + basicLineWidth*2 + 6, h + basicLineWidth*2 + 5);
break;
}
// COMBOBOX SIZE
// -----------------------------------------------------------------
case CT_ComboBox: {
const TQComboBox *cb = static_cast< const TQComboBox* > (widget);
int borderSize = (cb->editable() ? 4 : 2) * basicLineWidth;
int arrowSize = pixelMetric (PM_ScrollBarExtent, cb);
return TQSize(borderSize + basicLineWidth + arrowSize, borderSize) + contentSize;
}
// POPUPMENU ITEM SIZE
// -----------------------------------------------------------------
case CT_PopupMenuItem: {
if ( ! widget || opt.isDefault() )
return contentSize;
const TQPopupMenu *popup = (const TQPopupMenu *) widget;
bool checkable = popup->isCheckable();
TQMenuItem *mi = opt.menuItem();
int maxpmw = opt.maxIconWidth();
int w = contentSize.width(), h = contentSize.height();
if ( mi->custom() ) {
w = mi->custom()->sizeHint().width();
h = mi->custom()->sizeHint().height();
if ( ! mi->custom()->fullSpan() )
h += 2*itemVMargin + 2*itemFrame;
}
else if ( mi->widget() ) {
} else if ( mi->isSeparator() ) {
w = 10; // Arbitrary
h = 4;
}
else {
if ( mi->pixmap() )
h = QMAX( h, mi->pixmap()->height() + 2*itemFrame );
else {
// Ensure that the minimum height for text-only menu items
// is the same as the icon size used by KDE.
h = QMAX( h, 16 + 2*itemFrame );
h = QMAX( h, popup->fontMetrics().height()
+ 2*itemVMargin + 2*itemFrame );
}
if ( mi->iconSet() && ! mi->iconSet()->isNull() )
h = QMAX( h, mi->iconSet()->pixmap(
TQIconSet::Small, TQIconSet::Normal).height() +
2 * itemFrame );
}
if ( ! mi->text().isNull() && mi->text().find('\t') >= 0 )
w += 12;
else if ( mi->popup() )
w += 2 * arrowHMargin;
if ( maxpmw )
w += maxpmw + 6;
if ( checkable && maxpmw < 20 )
w += 20 - maxpmw;
if ( checkable || maxpmw > 0 )
w += 12;
w += rightBorder;
return TQSize( w, h );
}
// LINEDIT SIZE
// -----------------------------------------------------------------
case CT_LineEdit: {
return contentSize + TQSize (4*basicLineWidth, 4*basicLineWidth);
}
default:
return KStyle::tqsizeFromContents( contents, widget, contentSize, opt );
}
}
TQRect HighContrastStyle::subRect (SubRect subrect, const TQWidget * widget) const
{
switch (subrect) {
case SR_ProgressBarGroove:
case SR_ProgressBarContents:
case SR_ProgressBarLabel:
return widget->rect();
default:
return KStyle::subRect (subrect, widget);
}
}
bool HighContrastStyle::eventFilter (TQObject *object, TQEvent *event)
{
TQWidget* widget = dynamic_cast<TQWidget*>(object);
if (widget)
{
// Handle hover effects.
if (event->type() == TQEvent::Enter
&& (widget->inherits (TQBUTTON_OBJECT_NAME_STRING)
|| widget->inherits (TQCOMBOBOX_OBJECT_NAME_STRING)
|| widget->inherits (TQSPINWIDGET_OBJECT_NAME_STRING)))
{
hoverWidget = widget;
widget->repaint (false);
}
else if (event->type() == TQEvent::Leave
&& (widget->inherits (TQBUTTON_OBJECT_NAME_STRING)
|| widget->inherits (TQCOMBOBOX_OBJECT_NAME_STRING)
|| widget->inherits (TQSPINWIDGET_OBJECT_NAME_STRING)))
{
if (TQT_BASE_OBJECT(object) == TQT_BASE_OBJECT(hoverWidget))
hoverWidget = 0L;
widget->repaint (false);
}
// Make sure the focus rectangle is shown correctly.
else if (event->type() == TQEvent::FocusIn || event->type() == TQEvent::FocusOut)
{
TQWidget* widgetparent = dynamic_cast<TQWidget*>(widget->parent());
while (widgetparent
&& ! widgetparent->inherits (TQCOMBOBOX_OBJECT_NAME_STRING)
&& ! widgetparent->inherits (TQSPINWIDGET_OBJECT_NAME_STRING))
{
widgetparent = dynamic_cast<TQWidget*>(widgetparent->parent());
}
if (widgetparent)
widgetparent->repaint (false);
else
widget->repaint (false);
}
}
return KStyle::eventFilter (object, event);
}
// vim: set noet ts=4 sw=4:
// kate: indent-width 4; replace-tabs off; smart-indent on; tab-width 4;
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