Selection and delete now work in thumbnail view

4 files changed, 42 insertions, 1 deletions

diff --git a/noncore/graphics/drawpad/drawpadcanvas.cpp b/noncore/graphics/drawpad/drawpadcanvas.cpp
index 252f4d5..0a1e9a5 100644
--- a/noncore/graphics/drawpad/drawpadcanvas.cpp
+++ b/noncore/graphics/drawpad/drawpadcanvas.cpp
@@ -298,64 +298,77 @@ void DrawPadCanvas::exportPage(uint fromPage, uint toPage, const QString& name,c
             FileManager fileManager;
             QIODevice* ioDevice = fileManager.saveFile(docLnk);
             QImageIO imageIO(ioDevice, format);
 
             QImage image = m_pages.at(i - 1)->convertToImage();
             imageIO.setImage(image);
             imageIO.write();
             delete ioDevice;
         }
     }
 }
 
 Page* DrawPadCanvas::currentPage()
 {
     return m_pages.current();
 }
 
 QList<Page> DrawPadCanvas::pages()
 {
     return m_pages;
 }
 
 uint DrawPadCanvas::pagePosition()
 {
     return (m_pages.at() + 1);
 }
 
 uint DrawPadCanvas::pageCount()
 {
     return m_pages.count();
 }
 
+void DrawPadCanvas::selectPage(Page* page)
+{
+    m_pages.findRef(page);
+    m_pageBackups.clear();
+    m_pageBackups.append(new Page(*(m_pages.current())));
+
+    resizeContents(m_pages.current()->width(), m_pages.current()->height());
+    viewport()->update();
+
+    emit pagesChanged();
+    emit pageBackupsChanged();
+}
+
 void DrawPadCanvas::backupPage()
 {
     QPixmap* currentBackup = m_pageBackups.current();
     while (m_pageBackups.last() != currentBackup) {
         m_pageBackups.removeLast();
     }
 
     while (m_pageBackups.count() >= (5 + 1)) {
         m_pageBackups.removeFirst();
     }
 
     m_pageBackups.append(new Page(*(m_pages.current())));
 
     emit pageBackupsChanged();
 }
 
 void DrawPadCanvas::deleteAll()
 {
     m_pages.clear();
 
     m_pages.append(new Page(contentsRect().size()));
     m_pages.current()->fill(Qt::white);
 
     m_pageBackups.clear();
     m_pageBackups.append(new Page(*(m_pages.current())));
 
     resizeContents(m_pages.current()->width(), m_pages.current()->height());
     viewport()->update();
 
     emit pagesChanged();
     emit pageBackupsChanged();
 }
diff --git a/noncore/graphics/drawpad/drawpadcanvas.h b/noncore/graphics/drawpad/drawpadcanvas.h
index 47763f9..cf2d904 100644
--- a/noncore/graphics/drawpad/drawpadcanvas.h
+++ b/noncore/graphics/drawpad/drawpadcanvas.h
@@ -18,64 +18,65 @@
 
 #include <qlist.h>
 #include <qpointarray.h>
 
 class DrawPad;
 class Page;
 
 class DrawPadCanvas : public QScrollView
 { 
     Q_OBJECT
 
 public:
     DrawPadCanvas(DrawPad* drawPad, QWidget* parent = 0, const char* name = 0);
     ~DrawPadCanvas();
 
     void load(QIODevice* ioDevice);
     void initialPage();
     void save(QIODevice* ioDevice);
 
     void importPage(const QString& fileName);
     void exportPage(uint fromPage, uint toPage, const QString& name, const QString& format);
 
     bool undoEnabled();
     bool redoEnabled();
     bool goPreviousPageEnabled();
     bool goNextPageEnabled();
 
     Page* currentPage();
     QList<Page> pages();
     uint pagePosition();
     uint pageCount();
 
+    void selectPage(Page* page);
     void backupPage();
 
 public slots:
     void deleteAll();
     void newPage();
     void clearPage();
     void deletePage();
 
     void undo();
     void redo();
 
     void goFirstPage();
     void goPreviousPage();
     void goNextPage();
     void goLastPage();
 
 signals:
     void pagesChanged();
     void pageBackupsChanged();
 
 protected:
     void contentsMousePressEvent(QMouseEvent* e);
     void contentsMouseReleaseEvent(QMouseEvent* e);
     void contentsMouseMoveEvent(QMouseEvent* e);
     void drawContents(QPainter* p, int cx, int cy, int cw, int ch);
 
 private:
     DrawPad* m_pDrawPad;
     QList<Page> m_pages;
     QList<Page> m_pageBackups;
 };
 
diff --git a/noncore/graphics/drawpad/thumbnailview.cpp b/noncore/graphics/drawpad/thumbnailview.cpp
index 1754ce9..476b7b9 100644
--- a/noncore/graphics/drawpad/thumbnailview.cpp
+++ b/noncore/graphics/drawpad/thumbnailview.cpp
@@ -71,141 +71,166 @@ Page* PageListViewItem::page() const
 }
 
 PageListView::PageListView(DrawPadCanvas* drawPadCanvas, QWidget* parent, const char* name)
     : QListView(parent, name)
 {
     m_pDrawPadCanvas = drawPadCanvas;
 
     header()->hide();
     setVScrollBarMode(QScrollView::AlwaysOn);
     setAllColumnsShowFocus(true);
 
     addColumn(tr("Thumbnail"));
     addColumn(tr("Information"));
 
     updateView();
 }
 
 PageListView::~PageListView()
 {
 }
 
 void PageListView::updateView()
 {
     clear();
 
     if (m_pDrawPadCanvas) {
         QList<Page> pageList = m_pDrawPadCanvas->pages();
         QListIterator<Page> it(pageList);
 
         for (; it.current(); ++it) {
             new PageListViewItem(it.current(), this);
         }
+        
+        setSorting(0, false);
+        select(m_pDrawPadCanvas->currentPage());
     }
 }
 
 void PageListView::resizeEvent(QResizeEvent* e)
 {
     Q_UNUSED(e);
 
     setColumnWidth(1, contentsRect().width() - columnWidth(0) - verticalScrollBar()->width());
 }
 
+void PageListView::select(Page* page)
+{
+    PageListViewItem* item = (PageListViewItem*)firstChild();
+
+    while (item) {
+        if (item->page() == page) {
+            setSelected(item, true);
+            ensureItemVisible(item);
+            break;
+        }
+
+        item = (PageListViewItem*)(item->nextSibling());
+    }
+}
+
 Page* PageListView::selected() const
 {
     Page* page;
 
     PageListViewItem* item = (PageListViewItem*)selectedItem();
 
     if (item) {
         page = item->page();
     } else {
         page = NULL;
     }
 
     return page;
 }
 
-
 ThumbnailView::ThumbnailView(DrawPadCanvas* drawPadCanvas, QWidget* parent, const char* name)
     : QWidget(parent, name, Qt::WType_Modal | Qt::WType_TopLevel)
 {
     inLoop = false;
     m_pDrawPadCanvas = drawPadCanvas;
 
     setCaption(tr("Thumbnail"));
 
     QToolButton* newPageButton = new QToolButton(this);
     newPageButton->setIconSet(Resource::loadIconSet("new"));
     newPageButton->setAutoRaise(true);
 
     QToolButton* clearPageButton = new QToolButton(this);
     clearPageButton->setIconSet(Resource::loadIconSet("drawpad/clear"));
     clearPageButton->setAutoRaise(true);
 
     QToolButton* deletePageButton = new QToolButton(this);
     deletePageButton->setIconSet(Resource::loadIconSet("trash"));
     deletePageButton->setAutoRaise(true);
+    connect(deletePageButton, SIGNAL(clicked()), this, SLOT(deletePage()));
 
     QToolButton* movePageUpButton = new QToolButton(this);
     movePageUpButton->setIconSet(Resource::loadIconSet("up"));
     movePageUpButton->setAutoRaise(true);
 
     QToolButton* movePageDownButton = new QToolButton(this);
     movePageDownButton->setIconSet(Resource::loadIconSet("down"));
     movePageDownButton->setAutoRaise(true);
 
     m_pPageListView = new PageListView(m_pDrawPadCanvas, this);
+    connect(m_pPageListView, SIGNAL(selectionChanged()), this, SLOT(changePage()));
 
     QVBoxLayout* mainLayout = new QVBoxLayout(this, 4, 4);
     QHBoxLayout* buttonLayout = new QHBoxLayout(0);
 
     buttonLayout->addWidget(newPageButton);
     buttonLayout->addWidget(clearPageButton);
     buttonLayout->addWidget(deletePageButton);
     buttonLayout->addStretch();
     buttonLayout->addWidget(movePageUpButton);
     buttonLayout->addWidget(movePageDownButton);
 
     mainLayout->addLayout(buttonLayout);
     mainLayout->addWidget(m_pPageListView);
 }
 
 ThumbnailView::~ThumbnailView()
 {
     hide();
 }
 
 void ThumbnailView::hide()
 {
     QWidget::hide();
 
     if (inLoop) {
         inLoop = false;
         qApp->exit_loop();
     }
 }
 
 void ThumbnailView::exec()
 {
     show();
 
     if (!inLoop) {
         inLoop = true;
         qApp->enter_loop();
     }
 }
 
 void ThumbnailView::deletePage()
 {
     QMessageBox messageBox(tr("Delete Page"), tr("Do you want to delete\nthe selected page?"),
                            QMessageBox::Information, QMessageBox::Yes,
                            QMessageBox::No | QMessageBox::Escape | QMessageBox::Default,
                            QMessageBox::NoButton, this);
 
     messageBox.setButtonText(QMessageBox::Yes, tr("Yes"));
     messageBox.setButtonText(QMessageBox::No, tr("No"));
 
     if (messageBox.exec() == QMessageBox::Yes) {
         m_pDrawPadCanvas->deletePage();
+        m_pPageListView->updateView();
     }
 }
+
+void ThumbnailView::changePage()
+{
+    m_pDrawPadCanvas->selectPage(m_pPageListView->selected());
+}
diff --git a/noncore/graphics/drawpad/thumbnailview.h b/noncore/graphics/drawpad/thumbnailview.h
index ae97ff1..9417655 100644
--- a/noncore/graphics/drawpad/thumbnailview.h
+++ b/noncore/graphics/drawpad/thumbnailview.h
@@ -11,63 +11,65 @@
  *                                                                         *
  ***************************************************************************/
 
 #ifndef THUMBNAILVIEW_H
 #define THUMBNAILVIEW_H
 
 #include <qwidget.h>
 #include <qlistview.h>
 
 class DrawPadCanvas;
 class Page;
 
 class PageListViewItem : public QListViewItem
 {
 public:
     PageListViewItem(Page* page, QListView* parent);
     ~PageListViewItem();
 
     Page* page() const;
 
 private:
     Page* m_pPage;
 };
 
 class PageListView : public QListView
 {
 public:
     PageListView(DrawPadCanvas* drawPadCanvas, QWidget* parent = 0, const char* name = 0);
     ~PageListView();
 
     void updateView();
 
+    void select(Page* page);
     Page* selected() const;
 
 protected:
     void resizeEvent(QResizeEvent* e);
 
 private:
     DrawPadCanvas* m_pDrawPadCanvas;
 };
 
 class ThumbnailView : public QWidget
 {
     Q_OBJECT
 
 public:
     ThumbnailView(DrawPadCanvas* drawPadCanvas, QWidget* parent = 0, const char* name = 0);
     ~ThumbnailView();
     
     void hide();
     void exec();
 
 public slots:
     void deletePage();
+    void changePage();
 
 private:
     bool inLoop;
     DrawPadCanvas* m_pDrawPadCanvas;
 
     PageListView* m_pPageListView;
 };
 
 #endif // THUMBNAILVIEW_H