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SubalbumWidget Class Reference

#include <subalbumWidget.h>

List of all members.

Detailed Description

Displays subalbum layout, name and description.

Definition at line 43 of file subalbumWidget.h.

Public Member Functions

 SubalbumWidget (Subalbum *salbum, QWidget *parent=0, const char *name=0)
 Creates layout based on backend object.

 ~SubalbumWidget ()
 Deletes objects.

void setSubalbum (Subalbum *salbum)
 Resets the subalbum this subalbum widget is displaying.

void refreshPhotos ()
 refreshes all photos

void refreshSelectedPhotos ()
 refreshes selected photos

void syncPhotos ()
 Syncs all photo data to backend objects.

Subalbum * getSubalbum ()
 returns a pointer to the backend subalbum

Photo * getSelectedPhoto ()
 Returns currently selected photo. If no or multiple photos selected returns NULL.

QIconView * getPhotos ()
 Returns pointer to icon view.

void updateButtons (bool enable)
 Activates/Deactives remove/rotate/flip buttons.


Protected Member Functions

void resizeEvent (QResizeEvent *)

Private Slots

void updateName (const QString &val)
 Updates subalbum name.

void updateDescription (const QString &val)
 Updates subalbum description.

void setImageAction ()
 Sets currently selected photo as the representative image for the subalbum.

void updateButtons ()
 Activates/Deactives remove/rotate/flip buttons depending on if an image is selected.

void addImageAction ()
 Adds an image to the subalbum.

void removeImageAction ()
 Remove an image from the subalbum.

void rotate90ImageAction ()
 Rotate clockwise selected images.

void rotate270ImageAction ()
 Rotate counter-clockwise selected images.

void flipHorizontallyImageAction ()
 Flip about horizontal axis selected images.

void flipVerticallyImageAction ()
 Flip about vertical axis selected images.

void editAction ()
 Brings up the edit dialog for the currently selected photo.

void rearrangeAndSaveCurrent (QIconViewItem *item)
 Rearranges photos and saves their text.

void reorder ()

Private Attributes

QGridLayout * grid
 Grid widgets are placed in.

QFrame * buttons
 Grid lower buttons are placed in.

QGridLayout * grid2
QLabel * subalbumName
 Label "Subalbum Name:".

QLineEdit * subalbumNameVal
 Actual subalbum name.

QLabel * subalbumDescription
 Label "Description:".

QLineEdit * subalbumDescriptionVal
 Actual subalbum description.

QLabel * representativeImageText
 Label which shows "set" image.

QPixmap * setImageImage
 "Set" image

QPushButton * setImage
 Button allowing user to set the representative image for the subalbum.

QLabel * representativeLogo
 Label which shows the representative image.

QPixmap * representativeImage
 Representative image.

PhotosIconView * photos
 Photos layout.

Subalbum * subalbum
 Pointer to backend subalbum.

QPixmap * addImageImage
 "Add" image

QPushButton * addImage
 "Add" button

QPixmap * removeImageImage
 "Remove" image

QPushButton * removeImage
 "Remove" button

QPixmap * rotate90ImageImage
 "Rotate 90" image

QPushButton * rotate90Image
 "Rotate 90" button

QPixmap * rotate270ImageImage
 "Rotate 270" image

QPushButton * rotate270Image
 "Rotate 270" button

QPixmap * flipHorizontallyImageImage
 "Flip Horizontally" image

QPushButton * flipHorizontallyImage
 "Flip Horizontally" button

QPixmap * flipVerticallyImageImage
 "Flip Vertically" image

QPushButton * flipVerticallyImage
 "Flip Vertically" button

QPixmap * editImage
 "Edit"" image

QPushButton * editButton
 "Edit" button

LayoutWidget * layout
 Pointer to the parent layout widget.

bool buttonsState
 cached enabled/disabled state of buttons

Constructor & Destructor Documentation

SubalbumWidget::SubalbumWidget (  Subalbum *  salbum,
QWidget *  parent = 0,
const char *  name = 0
) 
 

Creates layout based on backend object.

Definition at line 44 of file subalbumWidget.cpp.

References addImage, addImageAction(), addImageImage, buttons, editAction(), editButton, editImage, flipHorizontallyImage, flipHorizontallyImageAction(), flipHorizontallyImageImage, flipVerticallyImage, flipVerticallyImageAction(), flipVerticallyImageImage, Subalbum::getDescription(), Subalbum::getName(), Subalbum::getRepresentativeImage(), grid, grid2, IMAGE_PATH, layout, photos, rearrangeAndSaveCurrent(), removeImage, removeImageAction(), removeImageImage, reorder(), representativeImage, representativeImageText, representativeLogo, rotate270Image, rotate270ImageAction(), rotate270ImageImage, rotate90Image, rotate90ImageAction(), rotate90ImageImage, setImage, setImageAction(), setImageImage, SMALL, subalbum, subalbumDescription, subalbumDescriptionVal, subalbumName, subalbumNameVal, updateButtons(), updateDescription(), and updateName(). 

00046                                                   : 
00047                                QWidget(parent,name)
00048 {
00049   //store subalbum pointer
00050   subalbum = salbum;
00051 
00052   //store layout pointer
00053   layout = (LayoutWidget*)parent;
00054 
00055   //create subalbum name and description label and text entries
00056   subalbumName = new QLabel( this );
00057   subalbumName->setText( "Subalbum Name:" );
00058   subalbumName->setFont( QFont( "Times", 12, QFont::Bold ) );
00059   subalbumNameVal = new QLineEdit( this );
00060   subalbumNameVal->setFont( QFont( "Times", 12, QFont::Bold ) );
00061   subalbumNameVal->setText(  subalbum->getName() );
00062   connect( subalbumNameVal, SIGNAL(textChanged(const QString&)),
00063            SLOT(updateName(const QString&)) );
00064 
00065   subalbumDescription = new QLabel( this );
00066   subalbumDescription->setText( "Description:" );
00067   subalbumDescription->setFont( QFont( "Times", 12, QFont::Bold ) );
00068   subalbumDescriptionVal = new QLineEdit( this );
00069   subalbumDescriptionVal->setFont( QFont( "Times", 12, QFont::Bold ) );
00070   subalbumDescriptionVal->setText(  subalbum->getDescription() );
00071   connect( subalbumDescriptionVal, SIGNAL(textChanged(const QString&)),
00072            SLOT(updateDescription(const QString&)) );
00073 
00074   //create set image button
00075   representativeImageText = new QLabel( this );
00076   representativeImageText->setText( "Thumbnail:" );
00077   representativeImageText->setFont( QFont( "Times", 12, QFont::Bold ) );
00078   setImageImage = new QPixmap( QString(IMAGE_PATH)+"set.png" );
00079   setImage = new QPushButton( this );
00080   setImage->setPixmap( *setImageImage );
00081   setImage->setSizePolicy( QSizePolicy::Maximum, QSizePolicy::Maximum );      
00082   setImage->setEnabled(false);
00083   connect( setImage, SIGNAL(clicked()), SLOT(setImageAction()) );
00084   
00085   //create representative image
00086   representativeImage = subalbum->getRepresentativeImage(SMALL);
00087   representativeLogo = new QLabel( this );
00088   representativeLogo->setPixmap( *representativeImage );
00089 
00090   //create photo collection
00091   photos = new PhotosIconView( this );
00092   
00093   //establish a top-down view such that the scrollbar is always placed on the right
00094   photos->setArrangement( QIconView::LeftToRight );
00095   photos->setVScrollBarMode( QScrollView::AlwaysOn );
00096   
00097   //allow multiple photos to be selected with control and shift keys
00098   photos->setSelectionMode( QIconView::Extended ) ;
00099   
00100   //set auto-scroll on for drag-n-drop
00101   photos->setDragAutoScroll(true);
00102   photos->setAcceptDrops(true);
00103 
00104   //whenever photo names are changed sync with backend object
00105   connect( photos, SIGNAL(itemRenamed( QIconViewItem *)), 
00106            this, SLOT(rearrangeAndSaveCurrent( QIconViewItem *)));
00107            
00108   //connect selectionChanged signal to update buttons method
00109   connect( photos, SIGNAL(selectionChanged()),
00110            SLOT(updateButtons()) );
00111 
00112   //connect rightButtonClicked signal to update buttons method
00113   connect( photos, SIGNAL(rightButtonClicked(QIconViewItem*, const QPoint&)),
00114            SLOT(updateButtons()) );
00115            
00116   //if the set button is clicked set the representative image for the subalbum
00117   connect( setImage, SIGNAL(clicked()), SLOT(setImageAction()) );
00118 
00119   //connect drop event on iconview to reorder slot
00120   connect( photos, SIGNAL(itemHasMoved()), SLOT(reorder()) );  
00121       
00122   buttons = new QFrame(this);
00123   
00124   addImageImage = new QPixmap( QString(IMAGE_PATH)+"add.png" );
00125   addImage = new QPushButton( buttons );
00126   addImage->setPixmap( *addImageImage );
00127   addImage->setSizePolicy( QSizePolicy::Maximum, QSizePolicy::Maximum );    
00128   connect( addImage, SIGNAL(clicked()), SLOT(addImageAction()) );
00129   
00130   removeImageImage = new QPixmap( QString(IMAGE_PATH)+"remove.png" );
00131   removeImage = new QPushButton( buttons );
00132   removeImage->setPixmap( *removeImageImage );
00133   removeImage->setSizePolicy( QSizePolicy::Maximum, QSizePolicy::Maximum );    
00134   connect( removeImage, SIGNAL(clicked()), SLOT(removeImageAction()) );
00135   
00136   rotate90ImageImage = new QPixmap( QString(IMAGE_PATH)+"rotate90.png" );
00137   rotate90Image = new QPushButton( buttons );
00138   rotate90Image->setPixmap( *rotate90ImageImage );
00139   rotate90Image->setSizePolicy( QSizePolicy::Maximum, QSizePolicy::Maximum );    
00140   connect( rotate90Image, SIGNAL(clicked()), SLOT(rotate90ImageAction()) );
00141   
00142   rotate270ImageImage = new QPixmap( QString(IMAGE_PATH)+"rotate270.png" );
00143   rotate270Image = new QPushButton( buttons );
00144   rotate270Image->setPixmap( *rotate270ImageImage );
00145   rotate270Image->setSizePolicy( QSizePolicy::Maximum, QSizePolicy::Maximum );    
00146   connect( rotate270Image, SIGNAL(clicked()), SLOT(rotate270ImageAction()) );
00147   
00148   flipHorizontallyImageImage = new QPixmap( QString(IMAGE_PATH)+"flipHorizontally.png" );
00149   flipHorizontallyImage = new QPushButton( buttons );
00150   flipHorizontallyImage->setPixmap( *flipHorizontallyImageImage );
00151   flipHorizontallyImage->setSizePolicy( QSizePolicy::Maximum, QSizePolicy::Maximum );    
00152   connect( flipHorizontallyImage, SIGNAL(clicked()), SLOT(flipHorizontallyImageAction()) );
00153   
00154   flipVerticallyImageImage = new QPixmap( QString(IMAGE_PATH)+"flipVertically.png" );
00155   flipVerticallyImage = new QPushButton( buttons );
00156   flipVerticallyImage->setPixmap( *flipVerticallyImageImage );
00157   flipVerticallyImage->setSizePolicy( QSizePolicy::Maximum, QSizePolicy::Maximum );    
00158   connect( flipVerticallyImage, SIGNAL(clicked()), SLOT(flipVerticallyImageAction()) );
00159   
00160   editImage = new QPixmap( QString(IMAGE_PATH)+"editPhoto.png" );
00161   editButton = new QPushButton( buttons );
00162   editButton->setPixmap( *editImage );
00163   editButton->setSizePolicy( QSizePolicy::Maximum, QSizePolicy::Maximum );    
00164   connect( editButton, SIGNAL(clicked()), SLOT(editAction()) );
00165   
00166   //place all items in grid layout
00167   grid = new QGridLayout( this, 5, 5, 0 );
00168   grid->addWidget( subalbumName, 0, 0, Qt::AlignLeft );
00169   grid->addWidget( subalbumNameVal, 0, 1 );
00170   grid->addWidget( subalbumDescription, 1, 0, Qt::AlignLeft );
00171   grid->addWidget( subalbumDescriptionVal, 1, 1 );
00172   grid->addWidget( representativeImageText, 0, 2, Qt::AlignLeft );
00173   grid->addMultiCellWidget( setImage, 1, 1, 2, 2 );
00174   grid->addMultiCellWidget( representativeLogo, 0, 2, 3, 3 );
00175   grid->addMultiCellWidget( photos, 3, 3, 0, 4 );
00176 
00177   grid2 = new QGridLayout( buttons, 1, 9, 0 );
00178   grid2->addWidget( addImage, 0, 1, Qt::AlignLeft );
00179   grid2->addWidget( removeImage, 0, 2, Qt::AlignLeft );
00180   grid2->addWidget( rotate90Image, 0, 3, Qt::AlignLeft );
00181   grid2->addWidget( rotate270Image, 0, 4, Qt::AlignLeft );
00182   grid2->addWidget( flipHorizontallyImage, 0, 5, Qt::AlignLeft );
00183   grid2->addWidget( flipVerticallyImage, 0, 6, Qt::AlignLeft );
00184   grid2->addWidget( editButton, 0, 7, Qt::AlignLeft );
00185   
00186   //set first and last columns of grid2 to take up remaining space
00187   grid2->setColStretch( 0, 1 );
00188   grid2->setColStretch( 8, 1 );
00189   grid->addMultiCellWidget( buttons, 4, 4, 0, 4 );
00190   
00191   //set the second column to stretch to fill any blank space
00192   grid->setColStretch( 4, 1 );
00193 
00194   //set the last row to stretch to fill any blank space
00195   grid->setRowStretch( 3, 1 );
00196    
00197   //Set the second column, the actual subalbum name and description
00198   //to have a minimum width
00199   grid->addColSpacing(1, 300 );
00200   
00201   //set the background of the widget to be white
00202   setPaletteBackgroundColor( QColor(255, 255, 255) );
00203   
00204   //by default no selected images so disable all buttons besides add
00205   removeImage->setEnabled(false);  
00206   rotate90Image->setEnabled(false);  
00207   rotate270Image->setEnabled(false);  
00208   flipHorizontallyImage->setEnabled(false);  
00209   flipVerticallyImage->setEnabled(false);  
00210   editButton->setEnabled(false);  
00211 }

SubalbumWidget::~SubalbumWidget (   ) 
 

Deletes objects.

Definition at line 213 of file subalbumWidget.cpp.

References addImageImage, flipHorizontallyImageImage, flipVerticallyImageImage, removeImageImage, rotate270ImageImage, rotate90ImageImage, and setImageImage. 

00214 {
00215   delete setImageImage;
00216   delete addImageImage;
00217   delete removeImageImage;
00218   delete rotate90ImageImage;
00219   delete rotate270ImageImage;
00220   delete flipHorizontallyImageImage;
00221   delete flipVerticallyImageImage;
00222 }

Member Function Documentation

void SubalbumWidget::addImageAction (   )  [private, slot]
 

Adds an image to the subalbum.

Definition at line 271 of file subalbumWidget.cpp.

References Subalbum::addPhoto(), Subalbum::getLast(), LayoutWidget::getSubalbums(), Window::getTitle(), LayoutWidget::getWindow(), layout, photos, TitleWidget::setBusy(), subalbum, updateButtons(), and SubalbumsWidget::updateButtons().

Referenced by SubalbumWidget(). 

00272 {
00273   //set busy flag and deactivate menu's/buttons, and selecting photos
00274   layout->getWindow()->getTitle()->setBusy(true);
00275   layout->getSubalbums()->updateButtons(false);
00276   updateButtons(false);
00277   photos->setSelectionMode( QIconView::NoSelection ) ;
00278     
00279   //Get filename from user
00280   QStringList fileNames = QFileDialog::getOpenFileNames("Images (*.gif *.jpg *.jpeg *.png *.xpm *.GIF *.JPG *.JPEG *.PNG *.XPM)",
00281                                                         NULL,
00282                                                         this,
00283                                                         "add photos dialog",
00284                                                         "Select photos");
00285       
00286   qApp->setOverrideCursor( QCursor(Qt::WaitCursor));
00287   
00288   //iterate through each file and add to album
00289   QStringList::iterator it;
00290   for(it = fileNames.begin(); it != fileNames.end(); it++ )
00291   {
00292     //if successful adding photo add widget
00293     if(subalbum->addPhoto(*it))
00294     {  
00295       PhotoWidget* p =  new PhotoWidget( photos, subalbum->getLast() );
00296       p->setRenameEnabled(true);
00297       photos->ensureItemVisible(p);
00298       qApp->processEvents();
00299     }
00300   }
00301   photos->arrangeItemsInGrid();
00302   
00303   //unset busy flag and activate menu's/buttons
00304   layout->getWindow()->getTitle()->setBusy(false);
00305   layout->getSubalbums()->updateButtons(true);
00306   updateButtons(true);
00307   photos->setSelectionMode( QIconView::Extended ) ;
00308   qApp->restoreOverrideCursor();
00309 }

void SubalbumWidget::editAction (   )  [private, slot]
 

Brings up the edit dialog for the currently selected photo.

Definition at line 501 of file subalbumWidget.cpp.

References LayoutWidget::editPhoto(), getSelectedPhoto(), and layout.

Referenced by SubalbumWidget(). 

00502 {
00503   Photo* selected = getSelectedPhoto();
00504   if(selected != NULL)
00505     layout->editPhoto( selected );
00506   else
00507   {
00508     //bring up dialog scolding user for trying to edit either no or multiple photos at once
00509   }
00510 }

void SubalbumWidget::flipHorizontallyImageAction (   )  [private, slot]
 

Flip about horizontal axis selected images.

Definition at line 435 of file subalbumWidget.cpp.

References LayoutWidget::getSubalbums(), Window::getTitle(), LayoutWidget::getWindow(), layout, photos, TitleWidget::setBusy(), updateButtons(), and SubalbumsWidget::updateButtons().

Referenced by SubalbumWidget(). 

00436 {
00437   //set busy flag and deactivate menu's/buttons
00438   qApp->setOverrideCursor( QCursor(Qt::WaitCursor));
00439   layout->getWindow()->getTitle()->setBusy(true);
00440   layout->getSubalbums()->updateButtons(false);
00441   photos->setSelectionMode( QIconView::NoSelection ) ;
00442   updateButtons(false);
00443   
00444   //rotate the selected photos
00445   QIconViewItem* current = photos->firstItem();
00446   while(current != NULL)
00447   {
00448     if(current->isSelected())
00449     {
00450       ((PhotoWidget*)current)->getPhoto()->flipHorizontally();
00451       photos->ensureItemVisible(((PhotoWidget*)current));
00452       ((PhotoWidget*)current)->updateImage();
00453       qApp->processEvents();
00454     }
00455     
00456     //move to next item
00457     current = current->nextItem();
00458   }
00459   
00460   //not busy any more
00461   layout->getWindow()->getTitle()->setBusy(false);
00462   layout->getSubalbums()->updateButtons(true);
00463   updateButtons(true);
00464   photos->setSelectionMode( QIconView::Extended ) ;
00465   qApp->restoreOverrideCursor();
00466 }

void SubalbumWidget::flipVerticallyImageAction (   )  [private, slot]
 

Flip about vertical axis selected images.

Definition at line 468 of file subalbumWidget.cpp.

References LayoutWidget::getSubalbums(), Window::getTitle(), LayoutWidget::getWindow(), layout, photos, TitleWidget::setBusy(), updateButtons(), and SubalbumsWidget::updateButtons().

Referenced by SubalbumWidget(). 

00469 {
00470   //set busy flag and deactivate menu's/buttons
00471   qApp->setOverrideCursor( QCursor(Qt::WaitCursor));
00472   layout->getWindow()->getTitle()->setBusy(true);
00473   layout->getSubalbums()->updateButtons(false);
00474   photos->setSelectionMode( QIconView::NoSelection ) ;
00475   updateButtons(false);
00476   
00477   //rotate the selected photos
00478   QIconViewItem* current = photos->firstItem();
00479   while(current != NULL)
00480   {
00481     if(current->isSelected())
00482     {
00483       ((PhotoWidget*)current)->getPhoto()->flipVertically();
00484       photos->ensureItemVisible(((PhotoWidget*)current));
00485       ((PhotoWidget*)current)->updateImage();
00486       qApp->processEvents();
00487     }
00488     
00489     //move to next item
00490     current = current->nextItem();
00491   }
00492   
00493   //not busy any more
00494   layout->getWindow()->getTitle()->setBusy(false);
00495   layout->getSubalbums()->updateButtons(true);
00496   updateButtons(true);
00497   photos->setSelectionMode( QIconView::Extended ) ;
00498   qApp->restoreOverrideCursor();
00499 }

QIconView * SubalbumWidget::getPhotos (   ) 
 

Returns pointer to icon view.

Definition at line 600 of file subalbumWidget.cpp.

References photos.

Referenced by SubalbumPreviewWidget::dropped(). 

00601 {
00602   return photos;
00603 }

Photo * SubalbumWidget::getSelectedPhoto (   ) 
 

Returns currently selected photo. If no or multiple photos selected returns NULL.

Definition at line 561 of file subalbumWidget.cpp.

References photos.

Referenced by editAction(), TitleWidget::setImageAction(), and setImageAction(). 

00562 {
00563   //determine if one photo is selected
00564   int numSelected = 0;
00565   QIconViewItem* current = photos->firstItem();
00566   QIconViewItem* selected = NULL;
00567   while(current != NULL)
00568   {
00569     //found a selected item!
00570     if(current->isSelected())
00571     {
00572       numSelected++;
00573       selected = current;
00574     }
00575     
00576     //if more than one found then bail!
00577     if(numSelected > 1)
00578       break;
00579     
00580     //move to next item
00581     current = current->nextItem();
00582   }
00583   
00584   //if one item is selected then return photo pointer
00585   if(numSelected == 1)
00586   {
00587     return ((PhotoWidget*)selected)->getPhoto();
00588   }
00589   else
00590   {
00591     return NULL;
00592   }
00593 }

Subalbum * SubalbumWidget::getSubalbum (   ) 
 

returns a pointer to the backend subalbum

Definition at line 556 of file subalbumWidget.cpp.

References subalbum.

Referenced by SubalbumPreviewWidget::dropped(), and LayoutWidget::updateSubalbum(). 

00557 {
00558   return subalbum;
00559 }

void SubalbumWidget::rearrangeAndSaveCurrent (  QIconViewItem *  item  )  [private, slot]
 

Rearranges photos and saves their text.

Definition at line 605 of file subalbumWidget.cpp.

References photos.

Referenced by SubalbumWidget(). 

00606 {
00607   ((PhotoWidget*)item)->sync();
00608   photos->arrangeItemsInGrid();  
00609 }

void SubalbumWidget::refreshPhotos (   ) 
 

refreshes all photos

Definition at line 512 of file subalbumWidget.cpp.

References Subalbum::getFirst(), Photo::getNext(), photos, and subalbum.

Referenced by setSubalbum(), and LayoutWidget::updateSubalbum(). 

00513 {
00514   //remove all thumbnails
00515   photos->clear();
00516 
00517   //insert photo thumbnails
00518   Photo* currentPhoto = subalbum->getFirst();
00519   while(currentPhoto != NULL)
00520   {
00521     PhotoWidget* p = new PhotoWidget( photos, currentPhoto );
00522     p->setRenameEnabled(true);
00523     currentPhoto = currentPhoto->getNext();
00524   }
00525   
00526   photos->arrangeItemsInGrid();
00527 }

void SubalbumWidget::refreshSelectedPhotos (   ) 
 

refreshes selected photos

Definition at line 529 of file subalbumWidget.cpp.

References photos.

Referenced by LayoutWidget::stopEdit(). 

00530 {
00531   QIconViewItem* current = photos->firstItem();
00532   while(current != NULL)
00533   {
00534     //found a selected item!
00535     if(current->isSelected())
00536     {
00537       ((PhotoWidget*)current)->updateImage();
00538       ((PhotoWidget*)current)->updateDescription();
00539     }
00540     
00541     //move to next item
00542     current = current->nextItem();
00543   }
00544 }

void SubalbumWidget::removeImageAction (   )  [private, slot]
 

Remove an image from the subalbum.

Definition at line 311 of file subalbumWidget.cpp.

References LayoutWidget::getSubalbums(), Window::getTitle(), LayoutWidget::getWindow(), layout, photos, Subalbum::removePhoto(), TitleWidget::setBusy(), subalbum, updateButtons(), and SubalbumsWidget::updateButtons().

Referenced by SubalbumWidget(). 

00312 {
00313   //set busy flag and deactivate menu's/buttons
00314   layout->getWindow()->getTitle()->setBusy(true);
00315   layout->getSubalbums()->updateButtons(false);
00316   updateButtons(false);
00317   photos->setSelectionMode( QIconView::NoSelection ) ;
00318   
00319   //check if user is sure
00320   QuestionDialog sure( "Remove selected photos?",
00321                        "Once removed photos cannot be restored. Furthermore apon resaving they are physically removed from your album.",
00322                        "warning.png",
00323                        this );    
00324   //if user say yes then delete subalbum and refresh
00325   if(sure.exec())  
00326   {
00327     qApp->setOverrideCursor( QCursor(Qt::WaitCursor));
00328     //iterate through all photos and remove those that are selected
00329     QIconViewItem* current = photos->firstItem();
00330     QIconViewItem* temp;
00331     while(current != NULL)
00332     {
00333       //if not selected move on
00334       if(!current->isSelected())
00335       {
00336         current = current->nextItem();
00337         continue;
00338       }
00339       
00340       //get next pointer  
00341       temp = current->nextItem();
00342     
00343       //grab point to backend photo
00344       Photo* phto = ((PhotoWidget*)current)->getPhoto();
00345     
00346       //delete photo widget
00347       delete current;
00348       current = temp;
00349     
00350       //delete backend photo
00351       subalbum->removePhoto(phto); 
00352       
00353       //check if any photos selected, if not deactivate all buttons besides add button
00354       updateButtons();
00355     }
00356   
00357     photos->arrangeItemsInGrid();
00358   
00359     //unset busy flag and activate menu's/buttons
00360     qApp->restoreOverrideCursor();
00361   }
00362     
00363   layout->getWindow()->getTitle()->setBusy(false);
00364   layout->getSubalbums()->updateButtons(true);
00365   updateButtons(true);
00366   photos->setSelectionMode( QIconView::Extended ) ;
00367 }

void SubalbumWidget::reorder (   )  [private, slot]
 

Definition at line 611 of file subalbumWidget.cpp.

References photos, subalbum, and Subalbum::syncPhotoList().

Referenced by SubalbumWidget(). 

00612 {
00613   //so item has been moved, reorder linked list of items as necessary
00614   photos->sort( true );
00615   photos->arrangeItemsInGrid();
00616   
00617   //sync lists
00618   subalbum->syncPhotoList((PhotoWidget*)photos->firstItem());
00619 }

void SubalbumWidget::resizeEvent (  QResizeEvent *   )  [protected]
 

Definition at line 595 of file subalbumWidget.cpp.

References photos. 

00596 {
00597   photos->arrangeItemsInGrid();  
00598 }

void SubalbumWidget::rotate270ImageAction (   )  [private, slot]
 

Rotate counter-clockwise selected images.

Definition at line 402 of file subalbumWidget.cpp.

References LayoutWidget::getSubalbums(), Window::getTitle(), LayoutWidget::getWindow(), layout, photos, TitleWidget::setBusy(), updateButtons(), and SubalbumsWidget::updateButtons().

Referenced by SubalbumWidget(). 

00403 {
00404   //set busy flag and deactivate menu's/buttons
00405   qApp->setOverrideCursor( QCursor(Qt::WaitCursor));
00406   layout->getWindow()->getTitle()->setBusy(true);
00407   layout->getSubalbums()->updateButtons(false);
00408   photos->setSelectionMode( QIconView::NoSelection ) ;
00409   updateButtons(false);
00410   
00411   //rotate the selected photos
00412   QIconViewItem* current = photos->firstItem();
00413   while(current != NULL)
00414   {
00415     if(current->isSelected())
00416     {
00417       ((PhotoWidget*)current)->getPhoto()->rotate270();
00418       photos->ensureItemVisible(((PhotoWidget*)current));
00419       ((PhotoWidget*)current)->updateImage();
00420       qApp->processEvents();
00421     }
00422     
00423     //move to next item
00424     current = current->nextItem();
00425   }
00426   
00427   //not busy any more
00428   layout->getWindow()->getTitle()->setBusy(false);
00429   layout->getSubalbums()->updateButtons(true);
00430   updateButtons(true);
00431   photos->setSelectionMode( QIconView::Extended ) ;
00432   qApp->restoreOverrideCursor();
00433 }

void SubalbumWidget::rotate90ImageAction (   )  [private, slot]
 

Rotate clockwise selected images.

Definition at line 369 of file subalbumWidget.cpp.

References LayoutWidget::getSubalbums(), Window::getTitle(), LayoutWidget::getWindow(), layout, photos, TitleWidget::setBusy(), updateButtons(), and SubalbumsWidget::updateButtons().

Referenced by SubalbumWidget(). 

00370 {
00371   //set busy flag and deactivate menu's/buttons
00372   qApp->setOverrideCursor( QCursor(Qt::WaitCursor));
00373   layout->getWindow()->getTitle()->setBusy(true);
00374   layout->getSubalbums()->updateButtons(false);
00375   photos->setSelectionMode( QIconView::NoSelection ) ;
00376   updateButtons(false);
00377   
00378   //rotate the selected photos
00379   QIconViewItem* current = photos->firstItem();
00380   while(current != NULL)
00381   {
00382     if(current->isSelected())
00383     {
00384       ((PhotoWidget*)current)->getPhoto()->rotate90();
00385       photos->ensureItemVisible(((PhotoWidget*)current));
00386       ((PhotoWidget*)current)->updateImage();
00387       qApp->processEvents();
00388     }
00389     
00390     //move to next item
00391     current = current->nextItem();
00392   }
00393   
00394   //not busy any more
00395   layout->getWindow()->getTitle()->setBusy(false);
00396   layout->getSubalbums()->updateButtons(true);
00397   updateButtons(true);
00398   photos->setSelectionMode( QIconView::Extended ) ;
00399   qApp->restoreOverrideCursor();
00400 }

void SubalbumWidget::setImageAction (   )  [private, slot]
 

Sets currently selected photo as the representative image for the subalbum.

Definition at line 243 of file subalbumWidget.cpp.

References Photo::getImage(), Subalbum::getRepresentativeImage(), getSelectedPhoto(), layout, MEDIUM, representativeLogo, Subalbum::setRepresentativeImages(), SMALL, subalbum, THUMBNAIL, and LayoutWidget::updateSubalbumImage().

Referenced by SubalbumWidget(). 

00244 {
00245   //---------------------------------------------------------    
00246   //get handle on photo widget
00247   Photo* selectedPhoto = getSelectedPhoto();
00248   if(selectedPhoto == NULL)
00249     return;
00250   //---------------------------------------------------------    
00251   //set representative images
00252   subalbum->setRepresentativeImages( selectedPhoto->getImage(THUMBNAIL) );
00253   //---------------------------------------------------------    
00254   //update onscreen images
00255   representativeLogo->setPixmap( *(subalbum->getRepresentativeImage(SMALL)) );
00256   layout->updateSubalbumImage( subalbum->getRepresentativeImage(MEDIUM) );
00257   //---------------------------------------------------------    
00258 }

void SubalbumWidget::setSubalbum (  Subalbum *  salbum  ) 
 

Resets the subalbum this subalbum widget is displaying.

Definition at line 224 of file subalbumWidget.cpp.

References Subalbum::getDescription(), Subalbum::getName(), Subalbum::getRepresentativeImage(), refreshPhotos(), representativeImage, representativeLogo, SMALL, subalbum, subalbumDescriptionVal, subalbumNameVal, and updateButtons().

Referenced by LayoutWidget::updateSubalbum(). 

00225 {
00226   //set new subalbum pointer
00227   subalbum = salbum;
00228   
00229   //update representative image, subalbum name and description
00230   subalbumNameVal->setText(  subalbum->getName() );
00231   subalbumDescriptionVal->setText(  subalbum->getDescription() );
00232   representativeImage = subalbum->getRepresentativeImage(SMALL);
00233   representativeLogo->setPixmap( *representativeImage );
00234   
00235   //update photo listing
00236   refreshPhotos();
00237   
00238   //disable/enable buttons as necessary
00239   updateButtons();
00240 }

void SubalbumWidget::syncPhotos (   ) 
 

Syncs all photo data to backend objects.

Definition at line 546 of file subalbumWidget.cpp.

References photos, and PhotoWidget::sync().

Referenced by TitleWidget::saveAlbum(), and LayoutWidget::updateSubalbum(). 

00547 {
00548   PhotoWidget* current = (PhotoWidget*)photos->firstItem(); 
00549   while(current != NULL)
00550   {
00551     current->sync();
00552     current = (PhotoWidget*)current->nextItem();  
00553   }
00554 }

void SubalbumWidget::updateButtons (   )  [private, slot]
 

Activates/Deactives remove/rotate/flip buttons depending on if an image is selected.

Definition at line 621 of file subalbumWidget.cpp.

References editButton, flipHorizontallyImage, flipVerticallyImage, Window::getTitle(), LayoutWidget::getWindow(), layout, photos, removeImage, rotate270Image, rotate90Image, setImage, and TitleWidget::setSetButtonState().

Referenced by addImageAction(), flipHorizontallyImageAction(), flipVerticallyImageAction(), removeImageAction(), rotate270ImageAction(), rotate90ImageAction(), setSubalbum(), and SubalbumWidget(). 

00622 {
00623   bool anySelected = false;
00624   QIconViewItem* current = photos->firstItem();
00625   while(current != NULL)
00626   {
00627     if(current->isSelected())
00628     {
00629      anySelected = true;
00630      break;
00631     }
00632     
00633     //move to next item
00634     current = current->nextItem();
00635   }
00636 
00637   if(!anySelected)
00638   {
00639     removeImage->setEnabled(false);  
00640     rotate90Image->setEnabled(false);  
00641     rotate270Image->setEnabled(false);  
00642     flipHorizontallyImage->setEnabled(false);  
00643     flipVerticallyImage->setEnabled(false);  
00644     editButton->setEnabled(false);  
00645     layout->getWindow()->getTitle()->setSetButtonState(false);
00646     setImage->setEnabled(false);
00647   }
00648   else
00649   {
00650     removeImage->setEnabled(true);  
00651     rotate90Image->setEnabled(true);  
00652     rotate270Image->setEnabled(true);  
00653     flipHorizontallyImage->setEnabled(true);  
00654     flipVerticallyImage->setEnabled(true);  
00655     editButton->setEnabled(true);  
00656     layout->getWindow()->getTitle()->setSetButtonState(true);
00657     setImage->setEnabled(true);
00658   }
00659 }

void SubalbumWidget::updateButtons (  bool  enable  ) 
 

Activates/Deactives remove/rotate/flip buttons.

Definition at line 661 of file subalbumWidget.cpp.

References addImage, buttonsState, editButton, flipHorizontallyImage, flipVerticallyImage, removeImage, rotate270Image, rotate90Image, and setImage.

Referenced by TitleWidget::loadAlbum(), and TitleWidget::saveAlbum(). 

00662 {
00663   if(!enable)
00664   {
00665     buttonsState = rotate90Image->isEnabled();
00666     addImage->setEnabled(enable);
00667     removeImage->setEnabled(enable);  
00668     rotate90Image->setEnabled(enable);  
00669     rotate270Image->setEnabled(enable);  
00670     flipHorizontallyImage->setEnabled(enable);  
00671     flipVerticallyImage->setEnabled(enable);  
00672     editButton->setEnabled(enable);  
00673     setImage->setEnabled(enable);
00674   }
00675   else
00676   {
00677     addImage->setEnabled(enable);
00678     removeImage->setEnabled(buttonsState);  
00679     rotate90Image->setEnabled(buttonsState);  
00680     rotate270Image->setEnabled(buttonsState);  
00681     flipHorizontallyImage->setEnabled(buttonsState);  
00682     flipVerticallyImage->setEnabled(buttonsState);  
00683     editButton->setEnabled(buttonsState);  
00684     setImage->setEnabled(buttonsState);
00685   }
00686 }

void SubalbumWidget::updateDescription (  const QString &  val  )  [private, slot]
 

Updates subalbum description.

Definition at line 266 of file subalbumWidget.cpp.

References Subalbum::setDescription(), and subalbum.

Referenced by SubalbumWidget(). 

00267 {
00268   subalbum->setDescription(val);
00269 }

void SubalbumWidget::updateName (  const QString &  val  )  [private, slot]
 

Updates subalbum name.

Definition at line 260 of file subalbumWidget.cpp.

References layout, Subalbum::setName(), subalbum, and LayoutWidget::updateSubalbumName().

Referenced by SubalbumWidget(). 

00261 {
00262   subalbum->setName(val);
00263   layout->updateSubalbumName(val);
00264 }

Member Data Documentation

QPushButton* SubalbumWidget::addImage [private]
 

"Add" button

Definition at line 169 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and updateButtons().

QPixmap* SubalbumWidget::addImageImage [private]
 

"Add" image

Definition at line 166 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and ~SubalbumWidget().

QFrame* SubalbumWidget::buttons [private]
 

Grid lower buttons are placed in.

Definition at line 128 of file subalbumWidget.h.

Referenced by SubalbumWidget().

bool SubalbumWidget::buttonsState [private]
 

cached enabled/disabled state of buttons

Definition at line 211 of file subalbumWidget.h.

Referenced by updateButtons().

QPushButton* SubalbumWidget::editButton [private]
 

"Edit" button

Definition at line 205 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and updateButtons().

QPixmap* SubalbumWidget::editImage [private]
 

"Edit"" image

Definition at line 202 of file subalbumWidget.h.

Referenced by SubalbumWidget().

QPushButton* SubalbumWidget::flipHorizontallyImage [private]
 

"Flip Horizontally" button

Definition at line 193 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and updateButtons().

QPixmap* SubalbumWidget::flipHorizontallyImageImage [private]
 

"Flip Horizontally" image

Definition at line 190 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and ~SubalbumWidget().

QPushButton* SubalbumWidget::flipVerticallyImage [private]
 

"Flip Vertically" button

Definition at line 199 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and updateButtons().

QPixmap* SubalbumWidget::flipVerticallyImageImage [private]
 

"Flip Vertically" image

Definition at line 196 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and ~SubalbumWidget().

QGridLayout* SubalbumWidget::grid [private]
 

Grid widgets are placed in.

Definition at line 125 of file subalbumWidget.h.

Referenced by SubalbumWidget().

QGridLayout* SubalbumWidget::grid2 [private]
 

Definition at line 130 of file subalbumWidget.h.

Referenced by SubalbumWidget().

LayoutWidget* SubalbumWidget::layout [private]
 

Pointer to the parent layout widget.

Definition at line 208 of file subalbumWidget.h.

Referenced by addImageAction(), editAction(), flipHorizontallyImageAction(), flipVerticallyImageAction(), removeImageAction(), rotate270ImageAction(), rotate90ImageAction(), setImageAction(), SubalbumWidget(), updateButtons(), and updateName().

PhotosIconView* SubalbumWidget::photos [private]
 

Photos layout.

Definition at line 160 of file subalbumWidget.h.

Referenced by addImageAction(), flipHorizontallyImageAction(), flipVerticallyImageAction(), getPhotos(), getSelectedPhoto(), rearrangeAndSaveCurrent(), refreshPhotos(), refreshSelectedPhotos(), removeImageAction(), reorder(), resizeEvent(), rotate270ImageAction(), rotate90ImageAction(), SubalbumWidget(), syncPhotos(), and updateButtons().

QPushButton* SubalbumWidget::removeImage [private]
 

"Remove" button

Definition at line 175 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and updateButtons().

QPixmap* SubalbumWidget::removeImageImage [private]
 

"Remove" image

Definition at line 172 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and ~SubalbumWidget().

QPixmap* SubalbumWidget::representativeImage [private]
 

Representative image.

Definition at line 157 of file subalbumWidget.h.

Referenced by setSubalbum(), and SubalbumWidget().

QLabel* SubalbumWidget::representativeImageText [private]
 

Label which shows "set" image.

Definition at line 145 of file subalbumWidget.h.

Referenced by SubalbumWidget().

QLabel* SubalbumWidget::representativeLogo [private]
 

Label which shows the representative image.

Definition at line 154 of file subalbumWidget.h.

Referenced by setImageAction(), setSubalbum(), and SubalbumWidget().

QPushButton* SubalbumWidget::rotate270Image [private]
 

"Rotate 270" button

Definition at line 187 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and updateButtons().

QPixmap* SubalbumWidget::rotate270ImageImage [private]
 

"Rotate 270" image

Definition at line 184 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and ~SubalbumWidget().

QPushButton* SubalbumWidget::rotate90Image [private]
 

"Rotate 90" button

Definition at line 181 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and updateButtons().

QPixmap* SubalbumWidget::rotate90ImageImage [private]
 

"Rotate 90" image

Definition at line 178 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and ~SubalbumWidget().

QPushButton* SubalbumWidget::setImage [private]
 

Button allowing user to set the representative image for the subalbum.

Definition at line 151 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and updateButtons().

QPixmap* SubalbumWidget::setImageImage [private]
 

"Set" image

Definition at line 148 of file subalbumWidget.h.

Referenced by SubalbumWidget(), and ~SubalbumWidget().

Subalbum* SubalbumWidget::subalbum [private]
 

Pointer to backend subalbum.

Definition at line 163 of file subalbumWidget.h.

Referenced by addImageAction(), getSubalbum(), refreshPhotos(), removeImageAction(), reorder(), setImageAction(), setSubalbum(), SubalbumWidget(), updateDescription(), and updateName().

QLabel* SubalbumWidget::subalbumDescription [private]
 

Label "Description:".

Definition at line 139 of file subalbumWidget.h.

Referenced by SubalbumWidget().

QLineEdit* SubalbumWidget::subalbumDescriptionVal [private]
 

Actual subalbum description.

Definition at line 142 of file subalbumWidget.h.

Referenced by setSubalbum(), and SubalbumWidget().

QLabel* SubalbumWidget::subalbumName [private]
 

Label "Subalbum Name:".

Definition at line 133 of file subalbumWidget.h.

Referenced by SubalbumWidget().

QLineEdit* SubalbumWidget::subalbumNameVal [private]
 

Actual subalbum name.

Definition at line 136 of file subalbumWidget.h.

Referenced by setSubalbum(), and SubalbumWidget().

The documentation for this class was generated from the following files:
Generated on Tue Jun 10 23:41:24 2003 for AlbumShaper by doxygen 1.3.1