| -rw-r--r-- | libopie2/opieui/big-screen/.cvsignore | 8 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/IDEAS | 81 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/big-screen.pro | 2 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/obarcollection.h | 116 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/obigscreen_p.h | 28 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/omodalhelper.cpp | 179 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/omodalhelper.h | 774 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/osplitter.cpp | 638 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/osplitter.h | 150 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/owidgetstack.cpp | 435 | ||||
| -rw-r--r-- | libopie2/opieui/big-screen/owidgetstack.h | 132 | ||||
| -rw-r--r-- | libopie2/opieui/opieui.pro | 2 |
12 files changed, 2545 insertions, 0 deletions
diff --git a/libopie2/opieui/big-screen/.cvsignore b/libopie2/opieui/big-screen/.cvsignore new file mode 100644 index 0000000..1244207 --- a/dev/null +++ b/libopie2/opieui/big-screen/.cvsignore @@ -0,0 +1,8 @@ +Makefile* +obj +moc* +*moc +*.o +~* +*base.cpp +*base.h diff --git a/libopie2/opieui/big-screen/IDEAS b/libopie2/opieui/big-screen/IDEAS new file mode 100644 index 0000000..27a4d6e --- a/dev/null +++ b/libopie2/opieui/big-screen/IDEAS @@ -0,0 +1,81 @@ +Now that PDAs get a VGA resolution and Opie runs on Webpads +and could be used as a Kiosk secure environment the design +decision that were right for a 320x240/240x320 doesn't necessary +to be right for bigger screens. + +Remember most desktops a few years ago had only a resolution +of 800x600. +Then also to remember is that a webpad with 640x480 is different to +a PDA with the same resolution. The PDA has a much smaller +physical display. + +With higher resolution the feeling of a desktop comes. + +Problems with current Opie: + -InputMethod use full width but most of the times are not high enough + This actually makes it harder to input and looks stupid. + -ToolBars only feels strange on bigger screens. Maybe do it like WinCE3 does + share the ToolBar with MenuBar if they're too big for the screen allow handles + to either show the left or right side. Note that the handle from Qt looks + bad and should be patched away + -The Escape/Close back to View does not make sense on bigger screens and desktop + on a desktop you might even want to show multiple views and detach from the 'system' + view + -Modality. Dunnow how you get back to the enter dialog without modality in Qt/E fix it? + On bigger screen this is not the problem you can move windows. But you should try + to be less modal in the future. + I've added a small to qpeapplication to iterate over the toplevel widgets 99% + ( click on the taskbar to iterate over the widgets first time nothing is changed ) + , BUT it should be avoided to use modality showMaximized(), exec() + INSTEAD we will use a modal helper where one can register to show a dialog for uid + type and will get a signal once the settings need to be applied, rejected or discarded. + This way you can almost work like with exec(), do not need to care for freeing. + Problems sometimes to have more than one dialog in memory is expensive. Allow queueing + and reusing this widget ( only set the Record new? ) + -Viewing on bigger screens you may want to have a seperate viewer widget ( topLevel ) which + might also get spon off from the normal operation. The (X) close go back does not make + sense on bigger screens and feels strange + -Sizing and Auto sizing of widgets + +Widgets and Classes + + Toolbar/Action and Popups: + While KParts with XMLGUI provide a fantastic technology to change the GUI + on the fly. Parsing these GUI descriptions is not an option for PDAs + specially not on start up. + Instead we will need to use normal object in this case QAction and QPopupMenuss. We + will then group these Actions into groups. Each group can have children and one + parent. Each group has two attributes one for the menubar and one for the toolbar. + Attributes for each might be | together. Always, Never, Auto are the attributes I + can think of tonite. Always will place this group always there, Never yeah never, + Automatic lets the later described Manager decide. Also one could or MightSpinOff + to a group. This way a child group might get spon off if enough place is there. + You cann add QAction and QPopupMenus to the group the Group will not take owner ship + and you might use your QAction in other places as well. + Toplevel groups need to be registered to the manager and this manager will depending + on global settings place and control MenuBar and ToolBar/ToolBar. + This allows to dynamically create toolbar on the fly + + Modality class: + It'll be a template with a QSignal to tell about changes and a method to get to know + which action to be applied. It has three template parameters one for the WIdget used + and one for the type of uid and the last for the editor widget which + at least needs to provide some methods as well. + If you need to edit an widget you simply tell the helper about it. If present it'll + raise the widget or either queue it or create a new editor depending on a policy + one can set manually or get from the system. + + Viewing: + We will provide a special OWidgetStack which either is a real QWidgetStack or a QList + of toplevel widgets to be raised. One has to see how one can use it with todolist + and datebook. specially the switching back and forth need to be handled but with possible + no code reordering ( least intrusive ) + Viewing II: + Example Advanced FM has a tabwidget but on a SIMpad it would make perfect sense to use a + QSplitter or QVBox. We will provide an OSplitter which either provides the one + or the other widget depending on the size + + +These small changes ( replacing Q with O + bit more) should make Opie a better environment for +bigger screens. The additional library memory is a fair trade off and memory can be recovered +by other technics
\ No newline at end of file diff --git a/libopie2/opieui/big-screen/big-screen.pro b/libopie2/opieui/big-screen/big-screen.pro new file mode 100644 index 0000000..f324d3c --- a/dev/null +++ b/libopie2/opieui/big-screen/big-screen.pro @@ -0,0 +1,2 @@ +HEADERS += big-screen/obigscreen_p.h big-screen/osplitter.h big-screen/owidgetstack.h #big-screen/omodalhelper.h +SOURCES += big-screen/osplitter.cpp big-screen/owidgetstack.cpp #big-screen/omodalhelper.cpp diff --git a/libopie2/opieui/big-screen/obarcollection.h b/libopie2/opieui/big-screen/obarcollection.h new file mode 100644 index 0000000..e3a2935 --- a/dev/null +++ b/libopie2/opieui/big-screen/obarcollection.h @@ -0,0 +1,116 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2003 hOlgAr <zecke@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#ifndef OBARCOLLECTION_H +#define OBARCOLLECTION_H + +/* QT */ + +#include <qstring.h> +#include <qwidget.h> + +class QAction; +class QPopupMenu; + +namespace Opie +{ + +/* + * ### TODO + * -Consider Life Updates + * -Make ValueBased like Opie-featurelist + */ + +/** + * The different screen sizes have different look and feel. On bigger + * screens only a QToolBar feels strange. One is at least known to have + * a Help-Menu, a File Menu with Quit/Exit but instead of providing two + * different ways / two action sets we will group actions to gether and give + * them attributes when and where we might want them to be visible. + * We can also group actions. For example you could Group All Actions + * into the File Group. This means with many actions you would only have more toolbar + * actions but many sub menus in File. On bigger screen this would automatically + * expand to a full blown MenuBar and ToolButtons. + * + * @short Grouping of actions for dynamic Bar Generation + * @version 0.01 + * @author hOlgAr + */ +class OBarGroup +{ +public: + enum Preference { Allways, Never, IfPlace }; + OBarGroup( const QString& name, enum Preference groupPreference ); + ~OBarGroup(); + + void add( QAction* action, enum Preference menuPreference, + enum Preference toolpreference ); + void add( const QString&, QPopupMenu* ); + + void add( OBarGroup* ); + + void remove( QAction* action ); + void remove( QMap* ); + +protected: + OBarGroup* parent()const; + +private: +}; + + +/** + * Add your groups in order to the bar manager + * and either call createGUI() on it, or tell it + * it the mainwindow and it is listening to the show event + * and then creates the toolbar + */ +class OBarManager : public QObject +{ +public: + OBarManager( QWindow* parent ); + ~OBarManager(); + + void add( OBarGroup*, int pos = -1 ); + void remove( OBarGroup* ); + + bool eventFilter( QObject* , QEvent* ); + +public slots: + void createGUI(); +}; + +/* + * ### TODO GUI merging + */ + +}; + +#endif + + diff --git a/libopie2/opieui/big-screen/obigscreen_p.h b/libopie2/opieui/big-screen/obigscreen_p.h new file mode 100644 index 0000000..db8fc83 --- a/dev/null +++ b/libopie2/opieui/big-screen/obigscreen_p.h @@ -0,0 +1,28 @@ +#ifndef OPIE_BIG_SCREEN_PRIVATE +#define OPIE_BIG_SCREEN_PRIVATE + +/* QT */ +#include <qstring.h> + +class QWidget; + +namespace Opie +{ + +struct OSplitterContainer +{ + bool operator==( const OSplitterContainer& o) const + { + if (widget != o.widget ) return false; + if (icon != o.icon ) return false; + if (name != o.name ) return false; + return true; + } + QWidget* widget; + QString icon; + QString name; +}; + +}; + +#endif diff --git a/libopie2/opieui/big-screen/omodalhelper.cpp b/libopie2/opieui/big-screen/omodalhelper.cpp new file mode 100644 index 0000000..19aa64f --- a/dev/null +++ b/libopie2/opieui/big-screen/omodalhelper.cpp @@ -0,0 +1,179 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2003 hOlgAr <zecke@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#include "omodalhelper.h" + +/* QT */ +#include <qpushbutton.h> +#include <qvbox.h> +#include <qlayout.h> +#include <qlabel.h> + +/* Signal handling */ +OModalHelperSignal::OModalHelperSignal( OModalHelperBase* base, QObject* parent ) + : QObject( parent, "OModal Helper Signal" ), m_base( base ) +{} + +OModalHelperSignal::~OModalHelperSignal() +{ + /* special the ancestor deletes its creator */ + delete m_base; +} + + +/* Helper Controler */ +/* + * the dialogs signal will be slotted here + * and we will call into m_base + */ +OModalHelperControler::OModalHelperControler( OModalHelperBase* base, QObject* parent ) + : QObject(parent, "OModal Helper Controler" ), m_base( base ), m_dia( 0 ), m_id( -1 ) +{} + +TransactionID OModalHelperControler::transactionID()const +{ + return m_id; +} + +void OModalHelperControler::setTransactionID( TransactionID id ) +{ + m_dia = 0; + m_id = id; +} + +QDialog* OModalHelperControler::dialog()const +{ + return m_dia; +} + +/* + * If we're in the New mode we will map the QDialog + * to the TransactionID + */ +void OModalHelperControler::done( int result ) +{ + if ( sender() && !sender()->isA("OModalQueuedDialog") ) + m_dia = static_cast<QDialog*>( sender() ); + + m_base->done( result, m_id ); +} + +void OModalHelperControler::next() +{ + m_base->next( m_id ); +} + +void OModalHelperControler::prev() +{ + m_base->prev( m_id ); +} + +/* The Queued Dialog inclusive QueuedBar */ +struct OModalQueueBar : public QHBox +{ + QPushButton* next; + QPushButton* prev; + QLabel * label; + + OModalQueueBar( QWidget* parent ); + void setText( const QString& str ); +}; + +OModalQueueBar::OModalQueueBar( QWidget* parent ) + : QWidget( parent, "OModal Queue Bar" ) +{ + prev = new QPushButton( this ); + prev->setText( OModalQueuedDialog::tr("Prev") ); + + label = new QLabel(this); + + next = new QPushButton( this ); + next->setText( OModalQueuedDialog::tr("Next") ); +} + +void OModalQueueBar::setText( const QString& str ) +{ + label->setText( str ); +} + + +OModalQueuedDialog::OModalQueuedDialog( QDialog* mainWidget ) + : QDialog(0, "OModal Queued Dialog" ) +{ + QVBoxLayout *lay = new QVBoxLayout( this ); + + m_bar = new OModalQueueBar( this ); + lay->addWidget( m_bar ); + + m_center = mainWidget; + m_center->reparent(this, 0, QPoint(0, 0) ); + lay->addWidget( m_center ); + + + connect(m_bar->next, SIGNAL(clicked() ), this, + SIGNAL(next() ) ); + connect(m_bar->prev, SIGNAL(clicked() ), this, + SIGNAL(prev() ) ); + +} + +OModalQueuedDialog::~OModalQueuedDialog() +{} + +QDialog* OModalQueuedDialog::centerDialog()const +{ + return m_center; +} + +void OModalQueuedDialog::setQueueBarEnabled( bool b) +{ + /* in Qt3 use setEnabled( bool ) */ + if (b) + m_bar->show(); + else + m_bar->hide(); +} + +void OModalQueuedDialog::setRecord( int record, int count ) +{ + if (!record && !count ) + { + hide(); + return; + } + else + show(); + + if ( count > 1 ) + m_bar->show(); + else + m_bar->hide(); + + m_bar->setText( tr("Editing record %1 out of %2", + "Shows the current edited record out of an array of records").arg( record ). arg( count ) ); +} diff --git a/libopie2/opieui/big-screen/omodalhelper.h b/libopie2/opieui/big-screen/omodalhelper.h new file mode 100644 index 0000000..096cec4 --- a/dev/null +++ b/libopie2/opieui/big-screen/omodalhelper.h @@ -0,0 +1,774 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2003 hOlgAr <zecke@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#ifndef OMODALHELPER_H +#define OMODALHELPER_H + +/* QT*/ +#include <qdialog.h> +#include <qwidget.h> +#include <qvaluelist.h> +#include <qmap.h> +#include <qvariant.h> + +typedef int TransactionID; + +class QDialog; + +namespace Opie +{ + +class OModalHelperControler; +class OModalHelperSignal; + +struct OModalHelperBase +{ + virtual void done( int status, TransactionID ) = 0; + virtual void next( TransactionID ) = 0; + virtual void prev( TransactionID ) = 0; +}; + +/** + * Modality sucks! ;) But it is easy to work with + * do exec() on a dialog and you know everything is funky. + * You only need to have one Dialog loaded and so on. + * This class helps you to work like with modality and help + * you to keep things in sync + * It's a template class but it sends signals once one Item is ready + * the signals contains the status and id of the item and then you + * need fetch it. + * Handled Records will stay available until the first call to retrieve + * either the record via the TransactionID or via the QValueList<Record>. Note + * that most functions do not take handled records into account. + * Also if you edit an record external you can tell this class and it'll + * call the merge() function of your widget to maybe merge in these changes. + * It also supports multiple modes. Either it can create new dialogs + * for each item or it can queue them depending on your usage. But it is + * so smart that if only one item is shown that the queue bar is not shown + * See the example for simple usage. + * + * @short helps to life without modaility + * @author hOlgAr + * @version 0.01 + */ +template<class Dialog, class Record, typename Id = int> +class OModalHelper : private OModalHelperBase +{ + friend class OModalHelperSignal; + friend class OModalHelperControler; +public: + typedef QValueList<Record> RecordList; + typedef QMap<Id, Record> IdMap; + typedef QMap<TransactionID, Id> TransactionMap; + typedef QMap<QDialog*, TransactionID> DialogMap + enum Mode { Queue, New }; + OModalHelper(enum Mode mode, QObject* parnet ); + + bool handles( Id id)const; + TransactionID transactionID( Id id)const; + + void suspend( bool = true ); + + void cancel(); + void cancel( TransactionID ); + + void connectDone( QObject* rec, const char* slot ); + void connectAccepted( QObject* rec, const char* slot ); + void connectRejected( QObject* rec, const char* slot ); + + TransactionID handle( Id id, const Record& rec = Record() ); + + void edited( Id, int what, const QVariant& data ); + + Record record( TransactionID )const; + RecordList recordsDone()const; +private: + virtual void done( int, TransactionID ); + virtual void next( TransactionID ); + virtual void prev( TransactionID ); + + Record nextRecord( TransactionID &, int & )const; + Record prevRecord( TransactionID &, int & )const; + int pos( TransactionID )const; + Dialog* newDialogRecord( const Record& ); + +private: + OModalHelperDialog *queuedDialog()const; // generate or recycle + OModalHelperDialog *m_dialog; + OModalHelperSignal *m_signal; // our signal + OModalHelperControler *m_controler; + IdMap m_ids; // maps ids (uids) to a record + IdMap m_doneIds; + TransactionMap m_transactions; // activate transactions + TransactionMap m_done; // done and waiting for getting picked + DialogMap m_editing; // only used for New Mode + enum Mode m_mode; // the mode we're in +bool m_disabled :1; +}; + + + +/* ### FIXME use namespace with Qt3 */ + +/* + * A note on flow. The Signal is used for QT Signals when + * a record is done. + * There is either one controler and this controler slot will + * be connected to a dialog signal. + * In Queue we get the next and prev signals and call the Helper. + * this then changes the Record of the dialog and sets the transactionId + * of the controler. + * For the new mode + * + */ + +class OModalHelperSignal : public QObject +{ + Q_OBJECT +public: + OModalHelperSignal(OModalHelperBase* base, QObject* parent); + ~OModalHelperSignal(); + +signals: + done( int status, TransactionID transaction ); + accepted( TransactionID transaction ); + rejected( TransactionID transaction ); + +private: + OModalHelperBase* m_base; +}; + + +class OModalHelperControler : public QObject +{ + Q_OBJECT +public: + OModalHelperControler( OModalHelperBase* , QObject* parent); + virtual TransactionID transactionID()const; + void setTransactionID( TransactionID id ); + QDialog* dialog()const; + +public slots: + virtual void done(int result ); + virtual void next(); + virtual void prev(); +private: + QDialog *m_dia; + TransactionID m_id; + OModalHelperBase *m_base; +} + +struct OModalQueueBar; +class OModalQueuedDialog : public QDialog +{ + Q_OBJECT +public: + OModalQueuedDialog(QDialog *mainWidget); + ~OModalQueuedDialog(); + + QDialog* centerDialog()const; + + void setQueueBarEnabled( bool = true ); + void setRecord( int record, int count ); + +signals: + void next(); + void prev(); + +private: + OModalQueueBar *m_bar; + QDialog *m_center; +}; + + +/* + * Tcpp Template Implementation + */ + +/** + * This is the simple Template c'tor. It takes the mode + * this helper should operate in and the parent object. + * This helper will be deleted when the parent gets deleted + * or you delete it yourself. + * + * @param mode The mode this dialog should be in + * @param parent The parent QObject of this helper. + */ +template<class Dialog, class Record, typename Id> +OModalHelper<Dialog, Record, Id>::OModalHelper( enum Mode mode, QObject* parent ) +{ + m_disabled = false; + m_mode = mode; + m_signal = new OModalHelperSignal( this, parent ); + m_controler = new OModalHelperControler( this, m_signal ); +} + + +/** + * This functions looks for your record and sees if it is + * handled with this helper. Note that done records + * will not be returned. + * + * @return true if the record is currenlty edited otherwise false + * + * @param Id The id which might be handled + */ +template<class Dialog, class Record, typename Id> +bool OModalHelper<Dialog, Record, Id>::handles( Id id )const +{ + if ( m_transactions.isEmpty() ) + return false; + + TransactionMap::ConstIterator it = m_transactions.begin(); + for ( ; it != m_transactions.end(); ++it ) + if ( it.data() == id ) + return true; + + return false; +} + + +/** + * just like handles( Id ) but returns the TransactionId + */ +template<class Dialog, class Record, typename Id> +TransactionID OModalHelper<Dialog, Record, Id>::transactionID( Id id)const +{ + if ( m_transactions.isEmpty() || !m_ids.contains( id ) ) + return 0; + + TransactionMap::ConstIterator it = m_transactions.begin(); + for ( ; it != m_transactions.end(); ++it ) + if ( it.data() == id ) + return it.key(); + + return 0; +} + +/** + * If you're requested to flush your data and you do not want + * to call cancel with this method you can disable and enabled + * all dialogs. + * The state gets saved so if you want to handle a new record the dialog + * will be disabled as well. + * + * @param sus If true setDisabled(TRUE) will be called otherwise FALSE + */ +template<class Dialog, class Record, typename Id> +void OModalHelper<Dialog, Record, Id>::suspend(bool sus) +{ + m_disabled = sus; + if (m_mode == New ) + for (DialogMap::Iterator it = m_editing.begin(); it != m_editing.end(); ++it ) + it.key()->setDisabled( sus ); + else if (m_dialog ) + queuedDialog()->setDisabled( sus ); +} + +/** + * Cancel will cancel all current operations and clear the list + * of done operations as well. + * This also clears all done operations you did not popped + */ +template<class Dialog, class Record, typename Id> +void OModalHelper<Dialog, Record, Id>::cancel() +{ + m_ids.clear(); + m_doneIds.clear(); + m_done.clear(); + m_transactions.clear(); + + /* we also need to remove the QDialogs */ + /* and hide the queue dialog if present */ + if (m_mode == New && !m_editing.isEmpty() ) + { + for (DialogMap::Iterator it = m_editing.begin(); it != m_editing.end(); ++it ) + delete it.key(); + + m_editing.clear(); + } + else if (m_dialog ) + queuedDialog()->setRecord( 0, 0 ); + + m_controler->setTransactionID( 0 ); +} + + +/** + * This cancels editing of the record behind the Transaction Number + * Note that if editing is already done it will also be removed from this list + */ +template<class Dialog, class Record, typename Id> +void OModalHelper::cancel( TransactionID tid ) +{ + /* wrong tid */ + if (!m_transactions.contains( tid ) && !m_done.contains( tid) ) + return; + + if (m_mode == New ) + /* reverse map eek */ + for (DialogMap::Iterator it = m_editing.begin(); it != m_editing.end(); ++it ) + if ( it.data() == tid ) + { + it.key()->hide(); + delete it.key(); + it = m_editing.remove( it ); + break; + } + + /* now remove from the various maps done and currently editing map*/ + if (m_transactions.contains( tid ) ) + m_ids.remove( m_transactions[tid] ); + if (m_done.contains( tid ) ) + m_doneIds.remove( m_done[tid ] ); + m_done.remove( tid ); + m_transactions.remove( tid ); + + next( 0 ); +} + +/** + * Connect to the done Signal. SIGNAL( done(int, TransactionID ) ) + * This signal gets emitted whenever a Record was accepted or rejected + * + * @param rec The object where the slot belongs to + * @param slot The slot which should be called. See the needed parameter above + */ +template<class Dialog, class Record, typename Id> +void OModalHelper<Dialog, Record, Id>::connectDone( QObject* rec, const char* slot ) +{ + QObject::connect(m_signal, SIGNAL(done(int, TransactionID) ), + rec, slot ); +} + +/** + * Connect to the accepted Signal. SIGNAL( accepted(TransactionID ) ) + * This signal gets emitted whenever a Record was accepted + * + * @param rec The object where the slot belongs to + * @param slot The slot which should be called. See the needed parameter above + */ +template<class Dialog, class Record, typename Id> +void OModalHelper<Dialog, Record, Id>::connectAccepted( QObject* rec, const char* slot ) +{ + QObject::connect(m_signal, SIGNAL(accepted(TransactionID) ), + rec, slot ); +} + +/** + * Same as the accepted method but this one gets emitted if the dialog + * got rejected. + * SIGNAL( rejected(TransactionID) ) + * + * @param rec The QObject of the slot + * @param slot The slot make sure the signature is correct + */ +template<class Dialog, class Record, typename Id> +void OModalHelper<Dialog, Record, Id>::connectRejected( QObject* rec, const char* slot ) +{ + QObject::connect(m_signal, SIGNAL(rejected(TransactionID) ), + rec, slot ); +} + +/** + * Tell the helper to handle a record. If the record is currently handled + * it will be made active. + * Already handled record which are waiting getting popped are not taken into account + * Otherwise this helpers make the record editable. + * The record supplied needs to have a valid copy operator and constructor. + * In the case where the record is already present the parameter gets discarded. + * If you want the new record to be taken you need to cancel the Transaction first + * + * @param id The Identification of the Record. For PIM it would uid() + * @param rec The record we want to be edited + * + * @returns This functions returns the TransactionId assigned to the record + * + */ +template<class Dialog, class Record, typename Id> +TransactionID OModalHelper<Dialog, Record, Id>::handle( Id id, const Record& rec ) +{ + static TransactionID t_id = 0; + /* + *this method consists out of two parts divided each into New and Queued Mode. + * Either we have the dialog already, in this case we need to highlight the widget + * Or we need to add it. + */ + TransactionID tid = 0; + /* we already have the record lets see if it was done or not */ + if ( !(tid = transactionID( id ) ) ) + { + if (m_mode == New ) + { + /* lets find the dialog and show it need to reverse map*/ + for (DialogMap::Iterator it = m_editing.begin(); it != m_editing.end(); ++it ) + if ( it.data() == tid ) + it.key()->show(); + } + else if (m_controler->transactionID() != tid ) + { + int po = pos( tid ); + m_controler->setTransactionID( tid ); + static_cast<Dialog*>( queuedDialog()->centerDialog() )->setRecord( m_ids[ m_transactions[tid] ] ); + queuedDialog()->setRecord( po, m_transactions.count() ); + } + } + else + { + tid = ++t_id; + m_transactions.insert( tid, id ); + m_ids.insert( id, rec ); + + if (m_mode == New ) + m_editing.insert( newDialogRecord( rec ), tid ); + else + { + m_controler->setTransactionID( tid ); + static_cast<Dialog*>( queuedDialog()->centerDialog() )->setRecord( rec ); + queuedDialog()->setRecord( m_transactions.count(), m_transactions.count() ); + } + } + return tid; +} + +/** + * The goal of this helper is to help you to create non blocking + * GUIs. In the example of the todolist you can have the edit dialog + * but still change the priority or completion inline even if you currently + * edit the record. + * Your Dialog needs to have a Method setData(int,const QVariant& ) which will be called + * in these cases. + * If you edit anything while a record is edited call this function to merge the + * change in. Note if the record is not handled here we will ignore the request + * + */ +template<class Dialog, class Record, typename Id> +void OModalHelper<Dialog, Record, Id>::edited( Id id, int what, const QVariant& data ) +{ + int tid; + if (!( tid = transactionID( id ) ) ) + return; + + if (m_mode == New ) + { + for (DialogMap::Iterator it= m_editing.begin(); it != m_editing.end(); ++it ) + if ( it.data() == tid ) + it.key()->setData( what, data ); + } + else + { + int po = pos( tid ); + Dialog* dia = static_cast<Dialog*>( queuedDialog()->centerDialog() ); + dia->setRecord( m_ids[id] ); + dia->setData( what, data ); + queuedDialog()->setRecord( pos, m_transactions.count() ); + } +} + +/** + * This functions either returns the unedited record the done record + * or a new empty Record using Record(). + * If a done record is retrieved all traces are removed inside this class. This + * is what was called popping a record. This means when you call this function + * with the same TransactionID an Empty record is retrieved. + * + */ +template<class Dialog, class Record, typename Id> +Record OModalHelper<Dialog, Record, Id>::record( TransactionID tid)const +{ + if (m_transactions.contains( tid ) ) + return m_ids[ m_transactions[tid] ]; + else if (m_done.contains( tid ) ) + { + Record rec = m_doneIds[ m_done[ tid] ]; + m_doneIds.remove( m_done[ tid ] ); + m_done.remove( tid ); + return rec; + } + else + return Record(); +} + +/** + * Returns all done Records and removes all references to them internally. A 2nd call to this will + * only contain done record that where edited past the point + */ +template<class Dialog, class Record, typename Id> +OModalHelper<Dialog,Record,Id>::RecordList OModalHelper<Dialog, Record, Id>::recordsDone()const +{ + RecordList list; + + for (IdMap::ConstIterator it = m_doneIds.begin(); it != m_doneIds.end(); ++it ) + list.append( it.data() ); + + /* clean up */ + m_done.clear(); + m_doneIds.clear(); + + return list; +} + + +/** + * @internal + */ +template<class Dialog, class Record, typename Id> +void OModalHelper<Dialog, Record, Id>::done( int status, TransactionID tid) +{ + /* If we're in New mode the transaction Id does not count */ + Record rec; + + if (m_mode == New ) + { + Dialog *dia = static_cast<Dialog*>( m_controler->dialog() ); + m_controler->setTransactionID( 0 ); // set the internal dialog to 0l again + tid = m_editing[ dia ]; + m_editing.remove( dia ); + rec = dia->record(); + delete dia; + } + else + rec = queuedDialog()->record(); + + Id id = m_transactions[ tid ]; + if (result == QDialog::Accept ) + { + m_doneIds.insert( is, rec ); + m_done.insert( tid, id ); + } + + m_transactions.remove( tid ); + m_ids.remove( id ); + + + if (status == QDialog::Accept ) + emit m_signal->accepted( tid ); + else + emit m_signal->rejected( tid ); + + emit m_signal->done( result, tid ); + + next( 0 ); +} + +/** + * @internal + */ +template<class Dialog, class Record, typename Id> +void OModalHelper<Dialog, Record, Id>::next( TransactionID tid) +{ + if (m_mode == New ) + return; + + if (! (m_transactions.count() ) ) + { + m_controler->setTransactionID( 0 ); + queuedDialog()->setRecord( 0, 0 ); + return; + } + + int next; + Record rec; + + /* save the maybe edited record before switching */ + Dialog *dia = static_cast<Dialog*>( queuedDialog()->centerDialog() ); + rec = dia->record(); + m_ids.replace( m_transactions[tid], rec ); + + rec = nextRecord( tid, next ); + queuedDialog()->setRecord( next, m_transactions.count() ); + dia->setRecord( rec ); + + m_controler->setTransactionID( tid ); // was changed during the next call +} + +/** + * @internal + */ +/* + * code duplication should create a template fcuntion + * which takes a pointer to a function ( next, prev ) function + */ +template<class Dialog, class Record, typename Id> +void OModalHelper<Dialog, Record, Id>::prev( TransactionID tid ) +{ + if (m_mode == New ) + return; + + if (! (m_transactions.count()) ) + { + m_controler->setTransactionID( 0 ); + queuedDialog()->setRecord( 0, 0 ); + return; + } + + int prev; + Record rec; + + /* save the maybe edited record before switching */ + Dialog *dia = static_cast<Dialog*>( queuedDialog()->centerDialog() ); + rec = dia->record(); + m_ids.replace( m_transactions[tid], rec ); + + rec = prevRecord( tid, prev ); + queuedDialog()->setRecord( prev, m_transactions.count() ); + dia->setRecord( rec ); + + m_controler->setTransactionID( tid ); // was changed during the next call +} + +/** + * @internal + */ +template<class Dialog, class Record, typename Id> +Record OModalHelper<Dialog, Record, Id>::nextRecord( TransactionID &tid, int &po ) +{ + /* if tid is == 0 we will take the first one */ + /* pos starts at 1 here */ + /* we know we're only called if there are records */ + Record rec; + TransactionMap::Iterator it; + if (!tid ) + { + po = 1; + TransactionMap::Iterator it = m_transactions.begin(); + } + else + { + po = pos( tid ); + /* if it is the last take the first as next */ + if ( po == m_transactions.count() ) + { + po = 1; + it = m_transactions.begin(); + } + else + { + /* we know we're not the last and there is one after us */ + it = m_transactions.find( tid ); + ++it; ++po; + } + } + + tid = it.key(); + rec = m_ids[ tid ]; + return rec; +} + +/** + * @internal + */ +template<class Dialog, class Record, typename Id> +Record OModalHelper<Dialog, Record, Id>::prevRecord( TransactionID& tid, int& pos ) +{ + /* if tid is == 0 we will take the first one */ + /* pos starts at 1 here */ + /* we know we're only called if there are records */ + Record rec; + TransactionMap::Iterator it; + if (!tid ) + { + po = 1; + TransactionMap::Iterator it = m_transactions.begin(); + } + else + { + po = pos( tid ); + /* if it is the last take the first as next */ + if ( po == 1 ) + { + po = m_transactions.count(); + it = m_transactions.end(); + --it; + } + else + { + /* we know we're not the first and there is one before us */ + it = m_transactions.find( tid ); + --it; --po; + } + } + + tid = it.key(); + rec = m_ids[ tid ]; + return rec; +} + +/** + * @internal + */ +template<class Dialog, class Record, typename Id> +int OModalHelper<Dialog, Record, Id>::pos( TransactionID id)const +{ + int i = 1; + for ( TransactionMap::ConstIterator it = m_transactions.begin(); it != m_transactions.end(); ++it, i++ ) + if ( it.key() == id ) + return i; + + + return 0; +} + +/** + * @internal + */ +template<class Dialog, class Record, typename Id> +Dialog* OModalHelper<Dialog, Record, Id>::newDialogRecord( const Record& rec ) +{ + Dialog* dia = new Dialog; + dia->setRecord( rec ); + dia->setDisabled( m_disabled ); + + QObject::connect(dia, SIGNAL(done(int) ), + m_controler, SLOT(done(int) ) ); + + /* FIXME big screen QPEApplication needs fixed*/ + dia->show(); +} + +template<class Record, class Dialog, typename Id> +OModalHelperDialog* OModalHelper<Record, Dialog, Id>::queuedDialog()const +{ + if (!m_dialog ) + { + m_dialog = new OModalHelperDialog; + m_dialog->setEnabled( m_disabled ); + + QObject::connect(m_dialog, SIGNAL(done(int) ), + m_controler, SLOT(done(int) ) ); + QObject::connect(m_dialog, SIGNAL(next() ), + m_controler, SLOT(next() ) ); + QObject::connect(m_dialog, SIGNAL(prev() ), + m_controler, SLOT(prev() ) ); + } + return m_dialog; +} + +}; + +#endif diff --git a/libopie2/opieui/big-screen/osplitter.cpp b/libopie2/opieui/big-screen/osplitter.cpp new file mode 100644 index 0000000..89f3793 --- a/dev/null +++ b/libopie2/opieui/big-screen/osplitter.cpp @@ -0,0 +1,638 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2003 hOlgAr <zecke@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#include "osplitter.h" + +/* OPIE */ +#include <opie2/otabwidget.h> + +/* QT */ +#include <qvaluelist.h> +#include <qvbox.h> + +using namespace Opie; + +/** + * + * This is the constructor of OSplitter + * You might want to call setSizeChange to tell + * OSplitter to change its layout when a specefic + * mark was crossed. OSplitter sets a default value. + * + * You cann add widget with addWidget to the OSplitter. + * OSplitter supports also grouping of Splitters where they + * can share one OTabBar in small screen mode. This can be used + * for email clients like vies but see the example. + * + * @param orient The orientation wether to layout horizontal or vertical + * @param parent The parent of this widget + * @param name The name passed on to QObject + * @param fl Additional widgets flags passed to QWidget + * + * @short single c'tor of the OSplitter + */ +OSplitter::OSplitter( Orientation orient, QWidget* parent, const char* name, WFlags fl ) + : QFrame( parent, name, fl ) +{ + m_orient = orient; + m_hbox = 0; + m_size_policy = 330; + setFontPropagation( AllChildren ); + setPalettePropagation( AllChildren ); + + /* start by default with the tab widget */ + m_tabWidget = 0; + m_parentTab = 0; + changeTab(); + +} + + +/** + * Destructor destructs this object and cleans up. All child + * widgets will be deleted + * @see addWidget + */ +OSplitter::~OSplitter() +{ + qWarning("Deleted Splitter"); + m_splitter.setAutoDelete( true ); + m_splitter.clear(); + + delete m_hbox; + delete m_tabWidget; +} + + +/** + * Sets the label for the Splitter. This label will be used + * if a parent splitter is arranged as TabWidget but + * this splitter is in fullscreen mode. Then a tab with OSplitter::label() + * and iconName() gets added. + * + * @param name The name of the Label + */ +void OSplitter::setLabel( const QString& name ) +{ + m_name = name; +} + +/** + * @see setLabel but this is for the icon retrieved by Resource + * + * @param name The name of the icon in example ( "zoom" ) + */ +void OSplitter::setIconName( const QString& name ) +{ + m_icon = name; +} + + +/** + * returns the iconName + * @see setIconName + */ +QString OSplitter::iconName()const +{ + return m_icon; +} + +/** + * returns the label set with setLabel + * @see setLabel + */ +QString OSplitter::label()const +{ + return m_name; +} + +/** + * This function sets the size change policy of the splitter. + * If this size marked is crossed the splitter will relayout. + * Note: that depending on the set Orientation it'll either look + * at the width or height. + * Note: If you want to from side to side view to tabbed view you need + * to make sure that the size you supply is not smaller than the minimum + * size of your added widgets. Note that if you use widgets like QComboBoxes + * you need to teach them to accept smaller sizes as well @see QWidget::setSizePolicy + * + * @param width_height The mark that will be watched. Interpreted depending on the Orientation of the Splitter. + * @return void + */ +void OSplitter::setSizeChange( int width_height ) +{ + m_size_policy = width_height; + QSize sz(width(), height() ); + QResizeEvent ev(sz, sz ); + resizeEvent(&ev); +} + +/** + * This functions allows to add another OSplitter and to share + * the OTabBar in small screen mode. The ownerships gets transfered. + * OSplitters are always added after normal widget items + */ +void OSplitter::addWidget( OSplitter* split ) +{ + m_splitter.append( split ); + + /* + * set tab widget + */ + if (m_tabWidget ) + setTabWidget( m_parentTab ); + else + { + Opie::OSplitterContainer con; + con.widget =split; + addToBox( con ); + } +} + +/* + * If in a tab it should be removed + * and if in a hbox the reparent kills it too + */ +/** + * This removes the splitter again. You currently need to call this + * before you delete or otherwise you can get mem corruption + * or other weird behaviour. + * Owner ship gets transfered back to you it's current parent + * is 0 + */ +void OSplitter::removeWidget( OSplitter* split) +{ + split->setTabWidget( 0 ); + split->reparent( 0, 0, QPoint(0, 0) ); +} + +/** + * Adds a widget to the Splitter. The widgets gets inserted + * at the end of either the Box or TabWidget. + * Ownership gets transfered and the widgets gets reparented. + * Note: icon and label is only available on small screensizes + * if size is smaller than the mark + * Warning: No null checking of the widget is done. Only on debug + * a message will be outputtet + * + * @param wid The widget which will be added + * @param icon The icon of the possible Tab + * @param label The label of the possible Tab + */ +void OSplitter::addWidget( QWidget* wid, const QString& icon, const QString& label ) +{ +#ifdef DEBUG + if (!wid ) + { + qWarning("Widget is not valid!"); + return; + } +#endif + Opie::OSplitterContainer cont; + cont.widget = wid; + cont.icon =icon; + cont.name = label; + + m_container.append( cont ); + + /* + * + */ + if (!m_splitter.isEmpty() && (m_tabWidget || m_parentTab ) ) + setTabWidget( m_parentTab ); + else + { + if (m_hbox ) + addToBox( cont ); + else + addToTab( cont ); + } +} + + +/** + * Removes the widget from the tab widgets if necessary. + * OSplitter drops ownership of this widget and the widget + * will be reparented i tto 0. + * The widget will not be deleted. + * + * @param w The widget to be removed + */ +void OSplitter::removeWidget( QWidget* w) +{ + ContainerList::Iterator it; + for ( it = m_container.begin(); it != m_container.end(); ++it ) + if ( (*it).widget == w ) + break; + + if (it == m_container.end() ) + return; + + + /* only tab needs to be removed.. box recognizes it */ + if ( !m_hbox ) + removeFromTab( w ); + + + /* Find reparent it and remove it from our list */ + + w->reparent( 0, 0, QPoint(0, 0)); + it = m_container.remove( it ); + +} + + +/** + * This method will give focus to the widget. If in a tabwidget + * the tabbar will be changed + * + * @param w The widget which will be set the current one + */ +void OSplitter::setCurrentWidget( QWidget* w) +{ + if (m_tabWidget ) + m_tabWidget->setCurrentTab( w ); + // else + // m_hbox->setFocus( w ); + +} + +/** + * This is an overloaded member function and only differs in the + * argument it takes. + * Searches list of widgets for label. It'll pick the first label it finds + * + * @param label Label to look for. First match will be taken + */ +void OSplitter::setCurrentWidget( const QString& label ) +{ + ContainerList::Iterator it; + for (it = m_container.begin(); it != m_container.end(); ++it ) + { + if ( (*it).name == label ) + { + setCurrentWidget( (*it).widget ); + break; + } + } +} + +/** + * This will only work when the TabWidget is active + * If everything is visible this signal is kindly ignored + * @see OTabWidget::setCurrentTab(int) + * + * @param tab The tab to make current + */ +void OSplitter::setCurrentWidget( int tab ) +{ + if (m_tabWidget ) + m_tabWidget->setCurrentTab( tab ); +} + +/** + * return the currently activated widget if in tab widget mode + * or null because all widgets are visible + */ +QWidget* OSplitter::currentWidget() const +{ + if (m_tabWidget) + return m_tabWidget->currentWidget(); + else if (m_parentTab ) + return m_parentTab->currentWidget(); + + return 0l; +} +/* wrong */ +#if 0 +/** + * @reimplented for internal reasons + * returns the sizeHint of one of its sub widgets + */ +QSize OSplitter::sizeHint()const +{ + if (m_parentTab ) + return QFrame::sizeHint(); + + if (m_hbox ) + return m_hbox->sizeHint(); + else + return m_tabWidget->sizeHint(); +} + +QSize OSplitter::minimumSizeHint()const +{ + if (m_parentTab ) + return QFrame::minimumSizeHint(); + if (m_hbox) + return m_hbox->sizeHint(); + else + return m_tabWidget->sizeHint(); +} +#endif + +/** + * @reimplemented for internal reasons + */ +void OSplitter::resizeEvent( QResizeEvent* res ) +{ + QFrame::resizeEvent( res ); + /* + * + */ + // qWarning("Old size was width = %d height = %d", res->oldSize().width(), res->oldSize().height() ); + bool mode = true; + qWarning("New size is width = %d height = %d %s", res->size().width(), res->size().height(), name() ); + if ( res->size().width() > m_size_policy && + m_orient == Horizontal ) + { + changeHBox(); + mode = false; + } + else if ( (res->size().width() <= m_size_policy && + m_orient == Horizontal ) || + (res->size().height() <= m_size_policy && + m_orient == Vertical ) ) + { + changeTab(); + } + else if ( res->size().height() > m_size_policy && + m_orient == Vertical ) + { + qWarning("Changng to vbox %s", name() ); + changeVBox(); + mode = false; + } + + emit sizeChanged(mode, m_orient ); +} + +/* + * Adds a container to a tab either the parent tab + * or our own + */ +void OSplitter::addToTab( const Opie::OSplitterContainer& con ) +{ + QWidget *wid = con.widget; + // not needed widgetstack will reparent as well wid.reparent(m_tabWidget, wid->getWFlags(), QPoint(0, 0) ); + if (m_parentTab ) + m_parentTab->addTab( wid, con.icon, con.name ); + else + m_tabWidget->addTab( wid, con.icon, con.name ); +} + + +/* + * adds a container to the box + */ +void OSplitter::addToBox( const Opie::OSplitterContainer& con ) +{ + QWidget* wid = con.widget; + wid->reparent(m_hbox, 0, QPoint(0, 0) ); +} + + +/* + * Removes a widget from the tab + */ +void OSplitter::removeFromTab( QWidget* wid ) +{ + if (m_parentTab ) + m_parentTab->removePage( wid ); + else + m_tabWidget->removePage( wid ); +} + +/* + * switches over to a OTabWidget layout + * it is recursive + */ +void OSplitter::changeTab() +{ + /* if we're the owner of the tab widget */ + if (m_tabWidget ) + { + raise(); + show(); + m_tabWidget->setGeometry( frameRect() ); + return; + } + + qWarning(" New Tab Widget %s", name() ); + /* + * and add all widgets this will reparent them + * delete m_hbox set it to 0 + * + */ + OTabWidget *tab; + if ( m_parentTab ) + { + hide(); + tab = m_parentTab; + /* expensive but needed cause we're called from setTabWidget and resizeEvent*/ + if (!m_container.isEmpty() ) + { + ContainerList::Iterator it = m_container.begin(); + for (; it != m_container.end(); ++it ) + m_parentTab->removePage( (*it).widget ); + } + } + else + tab = m_tabWidget = new OTabWidget( this ); + + connect(tab, SIGNAL(currentChanged(QWidget*) ), + this, SIGNAL(currentChanged(QWidget*) ) ); + + for ( ContainerList::Iterator it = m_container.begin(); it != m_container.end(); ++it ) + { + qWarning("Widget is %s", (*it).name.latin1() ); + addToTab( (*it) ); + } + + for ( OSplitter* split = m_splitter.first(); split; split = m_splitter.next() ) + { + split->reparent(this, 0, QPoint(0, 0) ); + split->setTabWidget( tab ); + } + + + delete m_hbox; + m_hbox = 0; + if (!m_tabWidget ) + return; + + m_tabWidget->setGeometry( frameRect() ); + m_tabWidget->show(); + +} + +/* + * changes over to a box + * this is recursive as well + */ +void OSplitter::changeHBox() +{ + if (m_hbox ) + { + m_hbox->setGeometry( frameRect() ); + return; + } + + qWarning("new HBox %s", name() ); + m_hbox = new QHBox( this ); + commonChangeBox(); +} + +void OSplitter::changeVBox() +{ + if (m_hbox ) + { + m_hbox->setGeometry( frameRect() ); + return; + } + + qWarning("New VBOX %s", name() ); + m_hbox = new QVBox( this ); + + commonChangeBox(); + +} + +/* + * common box code + * first remove and add children + * the other splitters + * it is recursive as well due the call to setTabWidget + */ +void OSplitter::commonChangeBox() +{ + qWarning(" Name of Splitters is %s", name() ); + + for (ContainerList::Iterator it = m_container.begin(); it != m_container.end(); ++it ) + { + /* only if parent tab.. m_tabWidgets gets deleted and would do that as well */ + if (m_parentTab ) + removeFromTab( (*it).widget ); + qWarning("Adding to box %s", (*it).name.latin1() ); + addToBox( (*it) ); + } + for ( OSplitter* split = m_splitter.first(); split; split = m_splitter.next() ) + { + /* tell them the world had changed */ + split->setTabWidget( 0 ); + Opie::OSplitterContainer con; + con.widget = split; + // con.widget = split->m_tabWidget ? static_cast<QWidget*>(split->m_tabWidget) + // : static_cast<QWidget*>(split->m_hbox); + addToBox( con ); + } + + + + if (m_parentTab ) + m_parentTab->addTab(m_hbox, iconName(), label() ); + else + { + qWarning(" setting Box geometry for %s", name() ); + m_hbox->setGeometry( frameRect() ); + m_hbox->show(); + delete m_tabWidget; + m_tabWidget = 0; + show(); // also show this widget + } +} + +/* + * sets the tabwidget, removes tabs, and relayouts the widget + */ +void OSplitter::setTabWidget( OTabWidget* wid) +{ + /* clean up cause m_parentTab will not be available for us */ + if ( m_parentTab ) + { + if (m_hbox ) + m_parentTab->removePage( m_hbox ); + else if (!m_container.isEmpty() ) + { + ContainerList::Iterator it = m_container.begin(); + for ( ; it != m_container.end(); ++it ) + m_parentTab->removePage( (*it).widget ); + } + } + /* the parent Splitter changed so either make us indepent or dep */ + + m_parentTab = wid; + + QWidget *tab = m_tabWidget; + QWidget *box = m_hbox; + m_hbox = 0; m_tabWidget = 0; + + if ( layoutMode() ) + changeTab(); + else if (m_orient == Horizontal ) + changeHBox(); + else + changeVBox(); + + /* our own crap is added and children from change* */ + delete tab; + delete box; +} + +#if 0 +void OSplitter::reparentAll() +{ + if (m_container.isEmpty() ) + return; + + ContainerList::Iterator it = m_container.begin(); + for ( ; it != m_container.end(); ++it ) + (*it).wid->reparent(0, 0, QPoint(0, 0) ); + + +} +#endif + +/** + * @internal + */ +bool OSplitter::layoutMode()const +{ + if ( size().width() > m_size_policy && + m_orient == Horizontal ) + { + return false; + } + else if ( size().height() > m_size_policy && + m_orient == Vertical ) + { + return false; + } + + return true; +} diff --git a/libopie2/opieui/big-screen/osplitter.h b/libopie2/opieui/big-screen/osplitter.h new file mode 100644 index 0000000..2daae7f --- a/dev/null +++ b/libopie2/opieui/big-screen/osplitter.h @@ -0,0 +1,150 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2003 hOlgAr <zecke@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#ifndef OSPLITTER_H +#define OSPLITTER_H + +#include "obigscreen_p.h" + +/* QT */ +#include <qframe.h> +#include <qlist.h> +#include <qstring.h> +#include <qvaluelist.h> + +class QHBox; + +//template class QValueList<Opie::OSplitterContainer>; + +/* + * TODO + * -check API docu + * -one more example + * -allow inserting at a position + */ + +namespace Opie +{ +class OTabWidget; + +/** + * + * If you've widgets that could be placed side by side but you think + * on small resolutions is not enough place but it would really make sense + * on bigger resolutions this class will help you. + * You can add as many widgets you want to it. Set a poliy on which width/height it + * should switch the layout. + * You can either say to place widgets vertical or horizontal. + * This class uses QHBox, QVBox and QTAbWidget internally. + * OSplitter takes ownership of the widgets + * + * @since 1.2 + * + * @short a small dynamically changing its layout to store two or more widgets side by side + * @version 0.1 + * @author zecke + */ +class OSplitter : public QFrame +{ + Q_OBJECT +public: + typedef QValueList<Opie::OSplitterContainer> ContainerList; + OSplitter( Qt::Orientation = Horizontal, QWidget *parent = 0, + const char* name = 0, WFlags fl = 0 ); + ~OSplitter(); + + void setLabel( const QString& name ); + void setIconName( const QString& name ); + QString label()const; + QString iconName()const; + + void setSizeChange( int width_height ); + + void addWidget( OSplitter* splitter ); + void addWidget( QWidget* wid, const QString& icon, const QString& label ); + void removeWidget( QWidget* ); + void removeWidget( OSplitter* ); + + void setCurrentWidget( QWidget* ); + void setCurrentWidget( const QString& label ); + void setCurrentWidget( int ); + QWidget* currentWidget()const; + + +signals: + /** + * Emitted if in tab and comes directly from the tab widget + * + */ + void currentChanged( QWidget* ); + + /** + * emitted whenever a border is crossed + * true if in small screen mode + * false if in bigscreen + * this signal is emitted after the layout switch + * @param b The layout mode + * @param ori The orientation + */ + void sizeChanged( bool b, Orientation ori); +public: + // QSize sizeHint()const; + // QSize minimumSizeHint()const; + +protected: + void resizeEvent( QResizeEvent* ); + +private: + /* true if OTabMode */ + bool layoutMode()const; + // void reparentAll(); + void setTabWidget( OTabWidget*); + void addToTab( const Opie::OSplitterContainer& ); + void addToBox( const Opie::OSplitterContainer& ); + void removeFromTab( QWidget* ); + void changeTab(); + void changeHBox(); + void changeVBox(); + void commonChangeBox(); + QHBox *m_hbox; + OTabWidget *m_tabWidget; + OTabWidget *m_parentTab; + Orientation m_orient; + int m_size_policy; + + ContainerList m_container; + QList<OSplitter> m_splitter; + + QString m_icon, m_name; + + struct Private; + Private *d; +}; +}; + +#endif diff --git a/libopie2/opieui/big-screen/owidgetstack.cpp b/libopie2/opieui/big-screen/owidgetstack.cpp new file mode 100644 index 0000000..57e97e3 --- a/dev/null +++ b/libopie2/opieui/big-screen/owidgetstack.cpp @@ -0,0 +1,435 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2003 hOlgAr <zecke@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#include "owidgetstack.h" + +/* QT */ +#include <qapplication.h> +#include <qwidgetstack.h> + +namespace { + const int mode_size = 330; +} + +using namespace Opie; + +/** + * This is the standard widget. For simple usage see the example. Normally this widget + * is the central widget of a QMainWindow. + * Use removeWidget before you delete a widget yourself. OWidgetStack does not + * yet recognize removal of children. + * + * @param parent The parent widget. It maybe 0 but then you need to take care of deletion. + * Or you use QPEApplication::showMainWidget(). + * @param name Name will be passed on to QObject + * @param fl Additional window flags passed to QFrame. see @Qt::WFlags + */ +OWidgetStack::OWidgetStack( QWidget* parent, const char* name, WFlags fl) + : QFrame( parent, name, fl ) +{ + m_last = m_mWidget = 0; + m_forced = false; + + QApplication::desktop()->installEventFilter( this ); + setFontPropagation ( AllChildren ); + setPalettePropagation( AllChildren ); + + /* sets m_mode and initializes more */ + /* if you change this call change switchTop as well */ + m_stack = 0; + switchStack(); +} + +/** + * The destructor. It deletes also all added widgets. + * + */ +OWidgetStack::~OWidgetStack() { + if (m_mode == BigScreen && !m_list.isEmpty() ) { + QMap<int, QWidget*>::Iterator it = m_list.begin(); + for ( ; it != m_list.end(); ++it ) + delete it.data(); + } + m_list.clear(); + +} + +/** + * return the mode of the desktop. There are currently two modes. SmallScreen + * with a normal PDA resolution and BigScreen with resolutions greater than + * 330 for width and height. + * You can also force the mode this widget is in with forceMode() + * Note that NoForce will be never returned from here + */ +enum OWidgetStack::Mode OWidgetStack::mode()const { + return m_mode; +} + +/** + * You can also force one of the modes and then + * this widget stops on listening to size changes. You + * can revert to the scanning behaviour by setting mode + * to NoForce + */ +void OWidgetStack::forceMode( enum Mode mode) { + m_forced = mode != NoForce; + + /* we need to see which mode we're in */ + if (!m_forced ) { + if ( QApplication::desktop()->width() >= + mode_size ) + mode = BigScreen; + else + mode = SmallScreen; + } + switch( mode ) { + case NoForce: + case SmallScreen: + switchStack(); + break; + case BigScreen: + switchTop(); + break; + + } + + m_mode = mode; +} + +/** + * Adds a widget to the stack. The first widget added is considered + * to be the mainwindow. This is important because if Opie is in + * BigScreen mode the sizeHint of the MainWindow will be returned. + * In Small Screen the sizeHint of the QWidgetStack is returned. + * See QWidgetStack::sizeHint. + * This widget takes ownership of the widget and may even reparent. + * All windows will be hidden + * + * @param wid The QWidget to be added + * @param id An ID for the Widget. If the ID is duplicated the + last set widget will be related to the id + * + */ +void OWidgetStack::addWidget( QWidget* wid, int id) { + if (!wid) + return; + + /* set our main widget */ + if (!m_mWidget) + m_mWidget = wid; + + m_list.insert( id, wid ); + + /** + * adding does not raise any widget + * But for our mainwidget we prepare + * the right position with the right parent + */ + if (m_mode == SmallScreen ) + m_stack->addWidget( wid,id ); + else if ( m_mWidget == wid ) { + wid->reparent(this, 0, contentsRect().topLeft() ); + wid->hide(); + }else { + wid->reparent(0, WType_TopLevel, QPoint(10, 10) ); + wid->hide(); + } +} + + +/** + * Remove the widget from the stack it'll be reparented to 0 + * and ownership is dropped. You need to delete it. + * If the removed widget was the mainwindow consider + * to call setMainWindow. + * + * @param wid The QWidget to be removed + */ +void OWidgetStack::removeWidget( QWidget* wid) { + if (!wid) + return; + + if (m_mode == SmallScreen ) + m_stack->removeWidget( wid ); + + + wid->reparent(0, 0, QPoint(0, 0) ); + m_list.remove( id(wid) ); + + if ( wid == m_mWidget ) + m_mWidget = 0; +} + +#if 0 +/** + * @internal_resons + */ +QSizeHint OWidgetStack::sizeHint()const { + +} + +/** + * @internal_reasons + */ +QSizeHint OWidgetStack::minimumSizeHint()const { + +} +#endif + +/** + * This function tries to find the widget with the id. + * You supplied a possible id in addWIdget. Note that not + * QWidget::winId() is used. + * + * @param id The id to search for + * + * @return The widget or null + * @see addWidget + */ +QWidget* OWidgetStack::widget( int id) const { + return m_list[id]; +} + +/** + * Tries to find the assigned id for the widget + * or returns -1 if no widget could be found + * @param wid The widget to look for + */ +int OWidgetStack::id( QWidget* wid)const{ + if (m_list.isEmpty() ) + return -1; + + QMap<int, QWidget*>::ConstIterator it = m_list.begin(); + for ( ; it != m_list.end(); ++it ) + if ( it.data() == wid ) + break; + + /* if not at the end return the key */ + return it == m_list.end() ? -1 : it.key(); +} + + +/** + * This function returns the currently visible + * widget. In BigScreen mode the mainwindow + * is returned + */ +QWidget* OWidgetStack::visibleWidget()const { + if (m_mode == SmallScreen ) + return m_stack->visibleWidget(); + else + return m_mWidget; + +} + +/** + * This method raises the widget wit the specefic id. + * Note that in BigScreen mode the widget is made visible + * but the other ( previous) visible widget(s) will not + * be made invisible. If you need this use hideWidget(). + * + * @param id Raise the widget with id + */ +void OWidgetStack::raiseWidget( int id) { + return raiseWidget( widget( id ) ); +} + +/** + * This is an overloaded function and only differs in its parameters. + * @see raiseWidget( int ) + */ +void OWidgetStack::raiseWidget( QWidget* wid) { + m_last = wid; + if (m_mode == SmallScreen ) + m_stack->raiseWidget( wid ); + else { + int ide; + emit aboutToShow( wid ); + /* if someone is connected and the widget is actually available */ + if ( receivers( SIGNAL(aboutToShow(int) ) ) && + ( (ide = id( wid ) ) != -1 ) ) + emit aboutToShow( ide ); + + /* ### FIXME PLACE THE WIDGET right */ + wid->show(); + } +} + +/** + * This will hide the currently visible widget + * and raise the widget specified by the parameter. + * Note that this method does not use visibleWIdget but remembers + * the last raisedWidget + */ +void OWidgetStack::hideWidget( int id) { + /* hiding our main widget wouldn't be smart */ + if ( m_mode == BigScreen && m_last != m_mWidget ) + m_last->hide(); + raiseWidget( id ); +} + +/** + * This is overloaded and only differs in the parameters + * it takes. + */ +void OWidgetStack::hideWidget( QWidget* wid) { + /* still not smart */ + if ( m_mode == BigScreen && m_last != m_mWidget ) + m_last->hide(); + + raiseWidget( wid ); +} + + +bool OWidgetStack::eventFilter( QObject* obj, QEvent* e) { + qWarning(" %s %s", obj->name(), obj->className() ); + if ( e->type() == QEvent::Resize ) { + QResizeEvent *res = static_cast<QResizeEvent*>( e ); + QSize size = res->size(); + if ( size.width() >= mode_size ) + switchTop(); + else + switchStack(); + } + return false; +} + + +/** + * @internal_resons + */ +void OWidgetStack::resizeEvent( QResizeEvent* ev ) { + QFrame::resizeEvent( ev ); + if (m_mode == SmallScreen ) + m_stack->setGeometry( frameRect() ); + else + if (m_mWidget ) + m_mWidget->setGeometry( frameRect() ); + +} + +/** + * setMainWindow gives the OWidgetStack a hint which + * window should always stay inside the stack. + * Normally the first added widget is considered to be + * the mainwindow but you can change this with this + * function. + * If in BigScreen mode the current mainwindow will be reparented + * and hidden. The position will be taken by the new one. + * If the old MainWindow was hidden the new window will + * also be hidden. If the window was visible the new mainwindow + * will be made visible too and the old one hidden. If there + * was no mainwindow it will be hidden as well. + * + * @param wid The new mainwindow + */ +void OWidgetStack::setMainWindow( QWidget* wid ) { + if (m_mode == BigScreen ) { + bool wasVisible = false; + if (m_mWidget ) { + wasVisible = !m_mWidget->isHidden(); + /* hidden by default */ + m_mWidget->reparent(0, WType_TopLevel, QPoint(10, 10) ); + } + wid->reparent(this, 0, frameRect().topLeft() ); + + if (wasVisible) + wid->show(); + } + + m_mWidget = wid; +} + +/** + * this is an overloaded member and only differs + * in the type of arguments. + * @see setMainWindow(QWidget*) + */ +void OWidgetStack::setMainWindow( int id) { + setMainWindow( widget( id ) ); +} + + +/* + * this function switches to a stack ;) + */ +void OWidgetStack::switchStack() { + if (m_stack ) { + m_stack->setGeometry( frameRect() ); + return; + } + + m_mode = SmallScreen; + m_stack = new QWidgetStack(this); + + connect(m_stack, SIGNAL(aboutToShow(QWidget*) ), + this, SIGNAL(aboutToShow(QWidget*) ) ); + connect(m_stack, SIGNAL(aboutToShow(int) ), + this, SIGNAL(aboutToShow(int) ) ); + + /* now reparent the widgets... luckily QWidgetSatck does most of the work */ + if (m_list.isEmpty() ) + return; + + QMap<int, QWidget*>::Iterator it = m_list.begin(); + for ( ; it != m_list.end(); ++it ) + m_stack->addWidget( it.data(), it.key() ); + + +} + +/* + * we will switch to top level mode + * reparent the list of widgets and then delete the stack + */ +void OWidgetStack::switchTop() { + m_mode = BigScreen; + /* this works because it is guaranteed that switchStack was called at least once*/ + if (!m_stack && m_mWidget) { + m_mWidget->setGeometry( frameRect() ); + return; + }else if (!m_stack) + return; + + if (!m_list.isEmpty() ) { + QMap<int, QWidget*>::Iterator it = m_list.begin(); + for ( ; it != m_list.end(); ++it ) { + /* better than reparenting twice */ + if ( it.data() == m_mWidget ) { + m_mWidget->reparent(this, 0, frameRect().topLeft() ); + m_mWidget->setGeometry( frameRect() ); + m_mWidget->show(); + }else + /* ### FIXME we need to place the widget better */ + it.data()->reparent(0, WType_TopLevel, QPoint(10, 10) ); + } + } + + delete m_stack; + m_stack = 0; +} diff --git a/libopie2/opieui/big-screen/owidgetstack.h b/libopie2/opieui/big-screen/owidgetstack.h new file mode 100644 index 0000000..53818c8 --- a/dev/null +++ b/libopie2/opieui/big-screen/owidgetstack.h @@ -0,0 +1,132 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2003 hOlgAr <zecke@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#ifndef OWIDGETSTACK_H +#define OWIDGETSTACK_H + +/* QT*/ +#include <qframe.h> +#include <qmap.h> + +class QWidgetStack; + +namespace Opie +{ +/** + * + * OWidgetStack is the answer to the problem of using Opie at different screen + * sizes and to have a different behaviour. Most applications use a QWidgetStack + * to supply a view on click. And by clicking the (X) you go back but this + * behaviour feels strange on bigger screens. It's ok on smaller one because + * one can't determine the difference. + * This stack reads the default out of the size of the desktop widget but + * can be forced to have either the one or the other behaviour. + * The first widget added is considered the 'main' widget and its + * sizeHint will be taking if in BigScreen mode. + * In small screen mode this widget behaves exactly like a QWidgetStack and in BigScreen + * mode it'll use the MainWindow as child of this widget and arranges the others as + * hidden top level widgets. + * + * @version 0.1 + * @author hOlgAr F. + * @short Either a true stack or a list of top Level widgets + */ +class OWidgetStack : public QFrame { + Q_OBJECT +public: + enum Mode { SmallScreen, BigScreen, NoForce }; + OWidgetStack( QWidget* parent, const char* name = 0, WFlags fl = 0 ); + ~OWidgetStack(); + + enum Mode mode()const; + void forceMode( enum Mode ); + + void addWidget( QWidget* , int ); + void removeWidget( QWidget* ); + +// QSizeHint sizeHint()const; +// QSizeHint minimumSizeHint()const; + + QWidget *widget( int )const; + int id( QWidget* )const; + + + + QWidget* visibleWidget() const; + + bool eventFilter( QObject*, QEvent* ); +signals: + /** + * OWidgetStack monitors the Desktop Widget for + * size changes if it recignizes a change size it'll + * send a signal and adjust its mode. After the signal + * was emitted. During the signal a call to mode() the + * old mode will be returned. Note that if a size change happens + * but no modeChange no signal will be emitted + * + * + * @param mode The new mode of the desktop + */ + void modeChanged( enum Mode mode); + + /** + * These two signals are emitted whenever we're about to + * show one of the widgets + */ + void aboutToShow( QWidget* ); + void aboutToShow( int ); + +public slots: + void raiseWidget( int ); + void raiseWidget( QWidget* ); + void hideWidget( int ); + void hideWidget( QWidget* ); + void setMainWindow( QWidget* ); + void setMainWindow( int ); + +protected: + void resizeEvent( QResizeEvent* ); + +private: + void switchStack(); + void switchTop(); + QMap<int, QWidget*> m_list; + QWidgetStack *m_stack; + QWidget *m_mWidget; + QWidget *m_last; + + enum Mode m_mode; + bool m_forced : 1; + + struct Private; + Private *d; +}; + +}; + +#endif diff --git a/libopie2/opieui/opieui.pro b/libopie2/opieui/opieui.pro index b9bf203..b07976b 100644 --- a/libopie2/opieui/opieui.pro +++ b/libopie2/opieui/opieui.pro @@ -49,2 +49,4 @@ SOURCES = ocheckitem.cpp \ +include ( big-screen/big-screen.pro ) + INTERFACES = otimepickerbase.ui |