X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/1d03eac7fc147366951ac2cbd19bc0ca711044ef..b5cc2a6924cfd8f59611d3cec2edbb00a08b4ff1:/src/dolphiniconsview.cpp

diff --git a/src/dolphiniconsview.cpp b/src/dolphiniconsview.cpp
index 7cbe3297d..c2ba82d0d 100644
--- a/src/dolphiniconsview.cpp
+++ b/src/dolphiniconsview.cpp
@@ -1,6 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2006 by Peter Penz                                      *
- *   peter.penz@gmx.at                                                     *
+ *   Copyright (C) 2006 by Peter Penz (peter.penz@gmx.at)                  *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
@@ -15,28 +14,223 @@
  *   You should have received a copy of the GNU General Public License     *
  *   along with this program; if not, write to the                         *
  *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  ***************************************************************************/
 
 #include "dolphiniconsview.h"
-#include "dolphinview.h"
-#include "dolphin.h"
 
-DolphinIconsView::DolphinIconsView(DolphinView* parent) :
-    QListView(parent)
-    , m_parentView( parent )
+#include "dolphincontroller.h"
+#include "dolphinsettings.h"
+
+#include "dolphin_iconsmodesettings.h"
+
+#include <kdirmodel.h>
+#include <kfileitem.h>
+#include <kfileitemdelegate.h>
+
+#include <QAbstractProxyModel>
+
+DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controller) :
+    QListView(parent),
+    m_controller(controller)
 {
-    setResizeMode( QListView::Adjust );
+    Q_ASSERT(controller != 0);
+    setViewMode(QListView::IconMode);
+    setResizeMode(QListView::Adjust);
+
+    viewport()->setAttribute(Qt::WA_Hover);
+
+    connect(this, SIGNAL(clicked(const QModelIndex&)),
+            controller, SLOT(triggerItem(const QModelIndex&)));
+    connect(this, SIGNAL(activated(const QModelIndex&)),
+            controller, SLOT(triggerItem(const QModelIndex&)));
+    connect(controller, SIGNAL(showPreviewChanged(bool)),
+            this, SLOT(updateGridSize(bool)));
+    connect(controller, SIGNAL(zoomIn()),
+            this, SLOT(zoomIn()));
+    connect(controller, SIGNAL(zoomOut()),
+            this, SLOT(zoomOut()));
+
+    // apply the icons mode settings to the widget
+    const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
+    Q_ASSERT(settings != 0);
+
+    m_viewOptions = QListView::viewOptions();
+    m_viewOptions.font = QFont(settings->fontFamily(), settings->fontSize());
+
+    updateGridSize(controller->showPreview());
+
+    if (settings->arrangement() == QListView::TopToBottom) {
+        setFlow(QListView::LeftToRight);
+        m_viewOptions.decorationPosition = QStyleOptionViewItem::Top;
+    }
+    else {
+        setFlow(QListView::TopToBottom);
+        m_viewOptions.decorationPosition = QStyleOptionViewItem::Left;
+    }
+
+    KFileItemDelegate* delegate = new KFileItemDelegate(parent);
+    const KFileItemDelegate::AdditionalInformation info =
+        static_cast<KFileItemDelegate::AdditionalInformation>(settings->additionalInfo());
+    delegate->setAdditionalInformation(info);
+    setItemDelegate(delegate);
 }
 
 DolphinIconsView::~DolphinIconsView()
 {
 }
 
-void DolphinIconsView::mouseReleaseEvent(QMouseEvent *e)
+QStyleOptionViewItem DolphinIconsView::viewOptions() const
+{
+    return m_viewOptions;
+}
+
+void DolphinIconsView::contextMenuEvent(QContextMenuEvent* event)
+{
+    QListView::contextMenuEvent(event);
+    m_controller->triggerContextMenuRequest(event->pos());
+}
+
+void DolphinIconsView::mouseReleaseEvent(QMouseEvent* event)
+{
+    QListView::mouseReleaseEvent(event);
+    m_controller->triggerActivation();
+}
+
+void DolphinIconsView::dragEnterEvent(QDragEnterEvent* event)
+{
+    if (event->mimeData()->hasUrls()) {
+        event->acceptProposedAction();
+    }
+}
+
+void DolphinIconsView::dropEvent(QDropEvent* event)
+{
+    const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
+    if (urls.isEmpty() || (event->source() == this)) {
+        QListView::dropEvent(event);
+    }
+    else {
+        event->acceptProposedAction();
+        m_controller->indicateDroppedUrls(urls, event->pos());
+    }
+}
+
+void DolphinIconsView::updateGridSize(bool showPreview)
+{
+    const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
+    Q_ASSERT(settings != 0);
+
+    int gridWidth = settings->gridWidth();
+    int gridHeight = settings->gridHeight();
+    int size = settings->iconSize();
+
+    if (showPreview) {
+        const int previewSize = settings->previewSize();
+        const int diff = previewSize - size;
+        Q_ASSERT(diff >= 0);
+        gridWidth += diff;
+        gridHeight += diff;
+
+        size = previewSize;
+     }
+
+
+    m_viewOptions.decorationSize = QSize(size, size);
+    setGridSize(QSize(gridWidth, gridHeight));
+
+    m_controller->setZoomInPossible(isZoomInPossible());
+    m_controller->setZoomOutPossible(isZoomOutPossible());
+}
+
+void DolphinIconsView::zoomIn()
+{
+    if (isZoomInPossible()) {
+        IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
+
+        const bool showPreview = m_controller->showPreview();
+        if (showPreview) {
+            const int previewSize = increasedIconSize(settings->previewSize());
+            settings->setPreviewSize(previewSize);
+        }
+        else {
+            const int iconSize = increasedIconSize(settings->iconSize());
+            settings->setIconSize(iconSize);
+            if (settings->previewSize() < iconSize) {
+                // assure that the preview size is always >= the icon size
+                settings->setPreviewSize(iconSize);
+            }
+        }
+
+        updateGridSize(showPreview);
+    }
+}
+
+void DolphinIconsView::zoomOut()
+{
+    if (isZoomOutPossible()) {
+        IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
+
+        const bool showPreview = m_controller->showPreview();
+        if (showPreview) {
+            const int previewSize = decreasedIconSize(settings->previewSize());
+            settings->setPreviewSize(previewSize);
+            if (settings->iconSize() > previewSize) {
+                // assure that the icon size is always <= the preview size
+                settings->setIconSize(previewSize);
+            }
+        }
+        else {
+            const int iconSize = decreasedIconSize(settings->iconSize());
+            settings->setIconSize(iconSize);
+        }
+
+        updateGridSize(showPreview);
+    }
+}
+
+bool DolphinIconsView::isZoomInPossible() const
+{
+    IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
+    const int size = m_controller->showPreview() ? settings->previewSize() : settings->iconSize();
+    return size < K3Icon::SizeEnormous;
+}
+
+bool DolphinIconsView::isZoomOutPossible() const
+{
+    IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
+    const int size = m_controller->showPreview() ? settings->previewSize() : settings->iconSize();
+    return size > K3Icon::SizeSmall;
+}
+
+int DolphinIconsView::increasedIconSize(int size) const
+{
+    // TODO: get rid of K3Icon sizes
+    int incSize = 0;
+    switch (size) {
+        case K3Icon::SizeSmall:       incSize = K3Icon::SizeSmallMedium; break;
+        case K3Icon::SizeSmallMedium: incSize = K3Icon::SizeMedium; break;
+        case K3Icon::SizeMedium:      incSize = K3Icon::SizeLarge; break;
+        case K3Icon::SizeLarge:       incSize = K3Icon::SizeHuge; break;
+        case K3Icon::SizeHuge:        incSize = K3Icon::SizeEnormous; break;
+        default: Q_ASSERT(false); break;
+    }
+    return incSize;
+}
+
+int DolphinIconsView::decreasedIconSize(int size) const
 {
-    QListView::mouseReleaseEvent(e);
-    Dolphin::mainWin().setActiveView(m_parentView);
+    // TODO: get rid of K3Icon sizes
+    int decSize = 0;
+    switch (size) {
+        case K3Icon::SizeSmallMedium: decSize = K3Icon::SizeSmall; break;
+        case K3Icon::SizeMedium: decSize = K3Icon::SizeSmallMedium; break;
+        case K3Icon::SizeLarge: decSize = K3Icon::SizeMedium; break;
+        case K3Icon::SizeHuge: decSize = K3Icon::SizeLarge; break;
+        case K3Icon::SizeEnormous: decSize = K3Icon::SizeHuge; break;
+        default: Q_ASSERT(false); break;
+    }
+    return decSize;
 }
 
 #include "dolphiniconsview.moc"