summaryrefslogtreecommitdiffstats
path: root/tdm/kfrontend/themer/tdmthemer.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'tdm/kfrontend/themer/tdmthemer.cpp')
-rw-r--r--tdm/kfrontend/themer/tdmthemer.cpp404
1 files changed, 404 insertions, 0 deletions
diff --git a/tdm/kfrontend/themer/tdmthemer.cpp b/tdm/kfrontend/themer/tdmthemer.cpp
new file mode 100644
index 000000000..d2dc77935
--- /dev/null
+++ b/tdm/kfrontend/themer/tdmthemer.cpp
@@ -0,0 +1,404 @@
+/*
+ * Copyright (C) 2003 by Unai Garro <[email protected]>
+ * Copyright (C) 2004 by Enrico Ros <[email protected]>
+ * Copyright (C) 2004 by Stephan Kulow <[email protected]>
+ * Copyright (C) 2004 by Oswald Buddenhagen <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "tdmthemer.h"
+#include "tdmitem.h"
+#include "tdmpixmap.h"
+#include "tdmrect.h"
+#include "tdmlabel.h"
+
+#include <tdmconfig.h>
+#include <kfdialog.h>
+
+#include <kiconloader.h>
+#include <kimageeffect.h>
+#include <klocale.h>
+#include <ksimpleconfig.h>
+#include <kdebug.h>
+
+#include <tqfile.h>
+#include <tqfileinfo.h>
+#include <tqtimer.h> // animation timer - TODO
+#include <tqobjectlist.h>
+#include <tqpainter.h>
+#include <tqwidget.h>
+#include <tqregion.h>
+#include <tqlineedit.h>
+#include <tqapplication.h>
+
+#include <unistd.h>
+
+extern bool argb_visual_available;
+
+/*
+ * KdmThemer. The main theming interface
+ */
+KdmThemer::KdmThemer( const TQString &_filename, const TQString &mode, TQWidget *parent )
+ : TQObject( parent )
+ , rootItem( 0 )
+ , backBuffer( 0 )
+{
+ // Set the mode we're working in
+ m_currentMode = mode;
+
+ // read the XML file and create DOM tree
+ TQString filename = _filename;
+ if (!::access( TQFile::encodeName( filename + "/GdmGreeterTheme.desktop" ), R_OK )) {
+ KSimpleConfig cfg( filename + "/GdmGreeterTheme.desktop" );
+ cfg.setGroup( "GdmGreeterTheme" );
+ filename += '/' + cfg.readEntry( "Greeter" );
+ }
+ TQFile opmlFile( filename );
+ if (!opmlFile.open( IO_ReadOnly )) {
+ FDialog::box( widget(), errorbox, i18n( "Cannot open theme file %1" ).arg(filename) );
+ return;
+ }
+ if (!domTree.setContent( &opmlFile )) {
+ FDialog::box( widget(), errorbox, i18n( "Cannot parse theme file %1" ).arg(filename) );
+ return;
+ }
+ // Set the root (screen) item
+ rootItem = new KdmRect( parent, TQDomNode(), "tdm root" );
+
+ connect( rootItem, TQT_SIGNAL(needUpdate( int, int, int, int )),
+ widget(), TQT_SLOT(update( int, int, int, int )) );
+
+ rootItem->setBaseDir( TQFileInfo( filename ).dirPath( true ) );
+
+ // generate all the items defined in the theme
+ generateItems( rootItem );
+
+ connect( rootItem, TQT_SIGNAL(activated( const TQString & )), TQT_SIGNAL(activated( const TQString & )) );
+ connect( rootItem, TQT_SIGNAL(activated( const TQString & )), TQT_SLOT(slotActivated( const TQString & )) );
+
+ TQTimer::singleShot(800, this, TQT_SLOT(slotPaintRoot()));
+
+/* *TODO*
+ // Animation timer
+ TQTimer *time = new TQTimer( this );
+ time->start( 500 );
+ connect( time, TQT_SIGNAL(timeout()), TQT_SLOT(update()) )
+*/
+}
+
+KdmThemer::~KdmThemer()
+{
+ delete rootItem;
+ delete backBuffer;
+}
+
+inline TQWidget *
+KdmThemer::widget()
+{
+ return static_cast<TQWidget *>(parent());
+}
+
+KdmItem *
+KdmThemer::findNode( const TQString &item ) const
+{
+ return rootItem->findNode( item );
+}
+
+void
+KdmThemer::updateGeometry( bool force )
+{
+ rootItem->setGeometry( TQRect( TQPoint(), widget()->size() ), force );
+}
+
+// BEGIN other functions
+
+void
+KdmThemer::widgetEvent( TQEvent *e )
+{
+ if (!rootItem)
+ return;
+ switch (e->type()) {
+ case TQEvent::MouseMove:
+ {
+ TQMouseEvent *me = TQT_TQMOUSEEVENT(e);
+ rootItem->mouseEvent( me->x(), me->y() );
+ }
+ break;
+ case TQEvent::MouseButtonPress:
+ {
+ TQMouseEvent *me = TQT_TQMOUSEEVENT(e);
+ rootItem->mouseEvent( me->x(), me->y(), true );
+ }
+ break;
+ case TQEvent::MouseButtonRelease:
+ {
+ TQMouseEvent *me = TQT_TQMOUSEEVENT(e);
+ rootItem->mouseEvent( me->x(), me->y(), false, true );
+ }
+ break;
+ case TQEvent::Show:
+ rootItem->show();
+ break;
+ case TQEvent::Resize:
+ updateGeometry( false );
+ showStructure( rootItem );
+ break;
+ case TQEvent::Paint:
+ {
+ TQRect paintRect = TQT_TQPAINTEVENT(e)->rect();
+ kdDebug() << timestamp() << " paint on: " << paintRect << endl;
+
+ if ((_compositor.isEmpty()) || (!argb_visual_available)) {
+ // Software blend only (no compositing support)
+ if (!backBuffer)
+ backBuffer = new TQPixmap( widget()->size() );
+ if (backBuffer->size() != widget()->size())
+ backBuffer->resize( widget()->size() );
+
+ TQPainter p;
+ p.begin( backBuffer );
+ rootItem->paint( &p, paintRect );
+ p.end();
+
+ bitBlt( widget(), paintRect.topLeft(), backBuffer, paintRect );
+ }
+ else {
+ // We have compositing support!
+ TQRgb blend_color = tqRgba(0, 0, 0, 0); // RGBA
+ float alpha = tqAlpha(blend_color) / 255.;
+ int pixel = tqAlpha(blend_color) << 24 |
+ int(tqRed(blend_color) * alpha) << 16 |
+ int(tqGreen(blend_color) * alpha) << 8 |
+ int(tqBlue(blend_color) * alpha);
+ TQPainter p1;
+ p1.begin( widget() );
+ p1.fillRect( paintRect, TQColor(blend_color, pixel) );
+ rootItem->paint( &p1, paintRect );
+ p1.end();
+ }
+
+ }
+ break;
+ default:
+ break;
+ }
+}
+
+/*
+void
+KdmThemer::pixmap( const TQRect &r, TQPixmap *px )
+{
+ bitBlt( px, TQPoint( 0, 0 ), widget(), r );
+}
+*/
+
+void
+KdmThemer::generateItems( KdmItem *parent, const TQDomNode &node )
+{
+ if (!parent)
+ return;
+
+ TQDomNodeList subnodeList; //List of subnodes of this node
+
+ /*
+ * Get the child nodes
+ */
+ if (node.isNull()) { // It's the first node, get its child nodes
+ TQDomElement theme = domTree.documentElement();
+
+ // Get its tag, and check it's correct ("greeter")
+ if (theme.tagName() != "greeter") {
+ kdDebug() << timestamp() << " This does not seem to be a correct theme file." << endl;
+ return;
+ }
+ // Get the list of child nodes
+ subnodeList = theme.childNodes();
+ } else
+ subnodeList = node.childNodes();
+
+ /*
+ * Go through each of the child nodes
+ */
+ for (uint nod = 0; nod < subnodeList.count(); nod++) {
+ TQDomNode subnode = subnodeList.item( nod );
+ TQDomElement el = subnode.toElement();
+ TQString tagName = el.tagName();
+
+ if (tagName == "item") {
+ if (!willDisplay( subnode ))
+ continue;
+ TQString id = el.attribute("id");
+ if (id.startsWith("plugin-specific-")) {
+ id = id.mid(strlen("plugin-specific-"));
+ if (!_pluginsLogin.contains(id))
+ continue;
+ }
+
+ // It's a new item. Draw it
+ TQString type = el.attribute( "type" );
+
+ KdmItem *newItem = 0;
+
+ if (type == "label")
+ newItem = new KdmLabel( parent, subnode );
+ else if (type == "pixmap")
+ newItem = new KdmPixmap( parent, subnode );
+ else if (type == "rect")
+ newItem = new KdmRect( parent, subnode );
+ else if (type == "entry" || type == "list") {
+ newItem = new KdmRect( parent, subnode );
+ newItem->setType( type );
+ }
+ // newItem = new KdmEntry( parent, subnode );
+ else if (type == "svg")
+ newItem = new KdmPixmap( parent, subnode );
+ if (newItem) {
+ generateItems( newItem, subnode );
+ if (el.attribute( "button", "false" ) == "true")
+ newItem->inheritFromButton( newItem );
+ }
+ } else if (tagName == "box") {
+ if (!willDisplay( subnode ))
+ continue;
+ // It's a new box. Draw it
+ parent->setBoxLayout( subnode );
+ generateItems( parent, subnode );
+ } else if (tagName == "fixed") {
+ if (!willDisplay( subnode ))
+ continue;
+ // It's a new box. Draw it
+ parent->setFixedLayout( subnode );
+ generateItems( parent, subnode );
+ }
+ }
+}
+
+bool KdmThemer::willDisplay( const TQDomNode &node )
+{
+ TQDomNode showNode = node.namedItem( "show" );
+
+ // No "show" node means this item can be displayed at all times
+ if (showNode.isNull())
+ return true;
+
+ TQDomElement el = showNode.toElement();
+
+ TQString modes = el.attribute( "modes" );
+ if (!modes.isNull()) {
+ TQStringList modeList = TQStringList::split( ",", modes );
+
+ // If current mode isn't in this list, do not display item
+ if (modeList.find( m_currentMode ) == modeList.end())
+ return false;
+ }
+
+ TQString type = el.attribute( "type" );
+ if (type == "config" || type == "suspend")
+ return false; // not implemented (yet)
+ if (type == "timed")
+ return _autoLoginDelay != 0;
+ if (type == "chooser")
+#ifdef XDMCP
+ return _loginMode != LOGIN_LOCAL_ONLY;
+#else
+ return false;
+#endif
+ if (type == "halt" || type == "reboot")
+ return _allowShutdown != SHUT_NONE;
+ else if (type == "userlist")
+ return _userList;
+ else if ( type == "!userlist" )
+ return !_userList;
+
+// if (type == "system")
+// return true;
+
+ // All tests passed, item will be displayed
+ return true;
+}
+
+void
+KdmThemer::showStructure( TQObject *obj )
+{
+
+ const TQObjectList wlist = obj->childrenListObject();
+ static int counter = 0;
+ if (counter == 0)
+ kdDebug() << timestamp() << " \n\n<======= Widget tree =================" << endl;
+ if (!wlist.isEmpty()) {
+ counter++;
+ TQObjectListIterator it( wlist );
+ TQObject *object;
+
+ while ((object = it.current()) != 0) {
+ ++it;
+ TQString node;
+ for (int i = 1; i < counter; i++)
+ node += "-";
+
+ if (object->inherits( "KdmItem" )) {
+ KdmItem *widget = (KdmItem *)object;
+ kdDebug() << node << "|" << widget->type() << " me=" << widget->id << " " << widget->area << endl;
+ }
+
+ showStructure( object );
+ }
+ counter--;
+ }
+ if (counter == 0)
+ kdDebug() << timestamp() << " \n\n<======= Widget tree =================\n\n" << endl;
+}
+
+void
+KdmThemer::slotActivated( const TQString &id )
+{
+ TQString toactivate;
+ if (id == "username-label")
+ toactivate = "user-entry";
+ else if (id == "password-label")
+ toactivate = "pw-entry";
+ else
+ return;
+
+ KdmItem *item = findNode(toactivate);
+ if (!item || !item->widget())
+ return;
+
+ item->widget()->setFocus();
+ TQLineEdit *le = (TQLineEdit*)item->widget()->qt_cast(TQLINEEDIT_OBJECT_NAME_STRING);
+ if (le)
+ le->selectAll();
+}
+
+void
+KdmThemer::slotPaintRoot()
+{
+ KdmItem *back_item = findNode("background");
+ if (!back_item)
+ return;
+
+ TQRect screen = TQApplication::desktop()->screenGeometry(0);
+ TQPixmap pm(screen.size());
+
+ TQPainter painter( &pm, true );
+ back_item->paint( &painter, back_item->rect());
+ painter.end();
+
+ TQT_TQWIDGET(TQApplication::desktop()->screen())->setErasePixmap(pm);
+ TQT_TQWIDGET(TQApplication::desktop()->screen())->erase();
+}
+
+#include "tdmthemer.moc"
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-18 07:37:01 +0000