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329 lines
8.9 KiB
329 lines
8.9 KiB
/*
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Copyright (c) 1999 Matthias Hoelzer-Kluepfel <hoelzer@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <unistd.h> // for getuid()
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#include <kpushbutton.h>
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#include <tqlayout.h>
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#include <klocale.h>
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#include <kapplication.h>
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#include <tdecmodule.h>
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#include <kseparator.h>
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#include <kdialog.h>
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#include <kstdguiitem.h>
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#include <dcopclient.h>
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#include <tqwhatsthis.h>
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#include <tqlabel.h>
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#include "global.h"
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#include "proxywidget.h"
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#include "proxywidget.moc"
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#include <kdebug.h>
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#include <tqtimer.h>
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class WhatsThis : public TQWhatsThis
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{
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public:
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WhatsThis( ProxyWidget* parent )
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: TQWhatsThis( parent ), proxy( parent ) {}
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~WhatsThis(){};
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TQString text( const TQPoint & ) {
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if ( !proxy->quickHelp().isEmpty() )
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return proxy->quickHelp();
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else
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return i18n("The currently loaded configuration module.");
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}
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private:
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ProxyWidget* proxy;
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////////
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static void trinity_setVisible(TQPushButton *btn, bool vis)
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{
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if (vis)
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btn->show();
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else
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btn->hide();
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////
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class RootInfoWidget : public TQLabel
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{
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public:
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RootInfoWidget(TQWidget *parent, const char *name);
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void setRootMsg(const TQString& s) { setText(s); }
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};
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RootInfoWidget::RootInfoWidget(TQWidget *parent, const char *name = 0)
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: TQLabel(parent, name)
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{
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setFrameShape(TQFrame::Box);
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setFrameShadow(TQFrame::Raised);
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setText(i18n("<b>Changes in this module require root access.</b><br>"
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"Click the \"Administrator Mode\" button to "
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"allow modifications in this module."));
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TQWhatsThis::add(this, i18n("This module requires special permissions, probably "
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"for system-wide modifications; therefore, it is "
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"required that you provide the root password to be "
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"able to change the module's properties. If you "
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"do not provide the password, the module will be "
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"disabled."));
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////
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class ProxyView : public TQScrollView
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{
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public:
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ProxyView(TDECModule *client, const TQString& title, TQWidget *parent, bool run_as_root, const char *name);
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private:
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virtual void resizeEvent(TQResizeEvent *);
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TQWidget *contentWidget;
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TDECModule *client;
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bool scroll;
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};
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class ProxyContentWidget : public TQWidget
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{
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public:
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ProxyContentWidget( TQWidget* parent ) : TQWidget( parent ) {}
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~ProxyContentWidget(){}
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// this should be really done by qscrollview in AutoOneFit mode!
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TQSize sizeHint() const { return minimumSizeHint(); }
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};
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ProxyView::ProxyView(TDECModule *_client, const TQString&, TQWidget *parent, bool run_as_root, const char *name)
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: TQScrollView(parent, name), client(_client)
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{
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setResizePolicy(TQScrollView::AutoOneFit);
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setFrameStyle( NoFrame );
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contentWidget = new ProxyContentWidget( viewport() );
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TQVBoxLayout* vbox = new TQVBoxLayout( contentWidget );
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if (run_as_root && _client->useRootOnlyMsg()) // notify the user
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{
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RootInfoWidget *infoBox = new RootInfoWidget(contentWidget);
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vbox->addWidget( infoBox );
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TQString msg = _client->rootOnlyMsg();
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if (!msg.isEmpty())
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infoBox->setRootMsg(msg);
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vbox->setSpacing(KDialog::spacingHint());
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}
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client->reparent(contentWidget,0,TQPoint(0,0),true);
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vbox->addWidget( client );
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vbox->activate(); // make sure we have a proper minimumSizeHint
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addChild(contentWidget);
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}
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void ProxyView::resizeEvent(TQResizeEvent *e)
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{
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TQScrollView::resizeEvent(e);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////
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ProxyWidget::ProxyWidget(TDECModule *client, TQString title, const char *name,
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bool run_as_root)
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: TQWidget(0, name)
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, _client(client)
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{
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setCaption(title);
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if (getuid()==0 ) {
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// Make root modules look as similar as possible...
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TQCString replyType;
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TQByteArray replyData;
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if (kapp->dcopClient()->call("kcontrol", "moduleIface", "getPalette()", TQByteArray(),
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replyType, replyData))
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if ( replyType == "TQPalette") {
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TQDataStream reply( replyData, IO_ReadOnly );
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TQPalette pal;
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reply >> pal;
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setPalette(pal);
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}
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/* // Doesn't work ...
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if (kapp->dcopClient()->call("kcontrol", "moduleIface", "getStyle()", TQByteArray(),
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replyType, replyData))
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if ( replyType == "TQString") {
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TQDataStream reply( replyData, IO_ReadOnly );
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TQString style;
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reply >> style;
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setStyle(style);
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}
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*/
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if (kapp->dcopClient()->call("kcontrol", "moduleIface", "getFont()", TQByteArray(),
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replyType, replyData))
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if ( replyType == "TQFont") {
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TQDataStream reply( replyData, IO_ReadOnly );
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TQFont font;
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reply >> font;
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setFont(font);
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}
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}
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view = new ProxyView(client, title, this, run_as_root, "proxyview");
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(void) new WhatsThis( this );
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connect(_client, TQT_SIGNAL(changed(bool)), TQT_SLOT(clientChanged(bool)));
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connect(_client, TQT_SIGNAL(quickHelpChanged()), TQT_SIGNAL(quickHelpChanged()));
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_sep = new KSeparator(KSeparator::HLine, this);
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_handbook= new KPushButton( KGuiItem(KStdGuiItem::help().text(),"contents"), this );
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_default = new KPushButton( KStdGuiItem::defaults(), this );
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_apply = new KPushButton( KStdGuiItem::apply(), this );
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_reset = new KPushButton( KGuiItem( i18n( "&Reset" ), "undo" ), this );
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_root = new KPushButton( KGuiItem(i18n( "&Administrator Mode" )), this );
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bool mayModify = (!run_as_root || !_client->useRootOnlyMsg()) && !KCGlobal::isInfoCenter();
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// only enable the requested buttons
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int b = _client->buttons();
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trinity_setVisible(_handbook, (b & TDECModule::Help));
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trinity_setVisible(_default, mayModify && (b & TDECModule::Default));
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trinity_setVisible(_apply, mayModify && (b & TDECModule::Apply));
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trinity_setVisible(_reset, mayModify && (b & TDECModule::Apply));
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trinity_setVisible(_root, run_as_root);
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// disable initial buttons
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_apply->setEnabled( false );
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_reset->setEnabled( false );
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connect(_handbook, TQT_SIGNAL(clicked()), TQT_SLOT(handbookClicked()));
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connect(_default, TQT_SIGNAL(clicked()), TQT_SLOT(defaultClicked()));
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connect(_apply, TQT_SIGNAL(clicked()), TQT_SLOT(applyClicked()));
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connect(_reset, TQT_SIGNAL(clicked()), TQT_SLOT(resetClicked()));
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connect(_root, TQT_SIGNAL(clicked()), TQT_SLOT(rootClicked()));
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TQVBoxLayout *top = new TQVBoxLayout(this, KDialog::marginHint(),
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KDialog::spacingHint());
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top->addWidget(view);
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top->addWidget(_sep);
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TQHBoxLayout *buttons = new TQHBoxLayout(top, 4);
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buttons->addWidget(_handbook);
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buttons->addWidget(_default);
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if (run_as_root)
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{
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buttons->addWidget(_root);
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}
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buttons->addStretch(1);
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if (mayModify)
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{
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buttons->addWidget(_apply);
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buttons->addWidget(_reset);
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}
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top->activate();
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}
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ProxyWidget::~ProxyWidget()
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{
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#ifdef USE_QT4
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#warning Possible memory leak in ProxyWidget::~ProxyWidget()
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#else // USE_QT4
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if (_client) delete _client;
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_client = 0;
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#endif // USE_QT4
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}
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TQString ProxyWidget::quickHelp() const
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{
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if (_client)
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return _client->quickHelp();
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else
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return "";
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}
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void ProxyWidget::handbookClicked()
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{
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if (getuid()!=0)
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emit handbookRequest();
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else
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kapp->dcopClient()->send("kcontrol", "moduleIface", "invokeHandbook()", TQByteArray());
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}
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void ProxyWidget::helpClicked()
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{
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if (getuid()!=0)
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emit helpRequest();
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else
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kapp->dcopClient()->send("kcontrol", "moduleIface", "invokeHelp()", TQByteArray());
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}
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void ProxyWidget::defaultClicked()
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{
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clientChanged(true);
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_client->defaults();
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}
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void ProxyWidget::applyClicked()
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{
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_client->save();
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clientChanged(false);
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}
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void ProxyWidget::resetClicked()
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{
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_client->load();
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clientChanged(false);
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}
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void ProxyWidget::rootClicked()
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{
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emit runAsRoot();
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}
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void ProxyWidget::clientChanged(bool state)
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{
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_apply->setEnabled(state);
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_reset->setEnabled(state);
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// forward the signal
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emit changed(state);
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}
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const TDEAboutData *ProxyWidget::aboutData() const
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{
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return _client->aboutData();
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}
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// vim: sw=2 sts=2 et
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