kde/dolphin
kde/dolphin
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mirror of https://invent.kde.org/system/dolphin synced 2024-07-04 17:30:55 +00:00
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allow zooming in and zooming out in the details view

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svn path=/trunk/KDE/kdebase/apps/; revision=638399
This commit is contained in:
Peter Penz 2007-03-01 20:22:03 +00:00
parent d9b29511d2
commit 78cb4cae3d
2 changed files with 77 additions and 7 deletions
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67
src/dolphindetailsview.cpp
View File

@ -27,7 +27,6 @@
#include "dolphin_detailsmodesettings.h"
#include <assert.h>
#include <kdirmodel.h>
#include <kfileitemdelegate.h>
@ -37,7 +36,7 @@ DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* contr
QTreeView(parent),
m_controller(controller)
{
assert(controller != 0);
Q_ASSERT(controller != 0);
setAcceptDrops(true);
setRootIsDecorated(false);
@ -59,14 +58,18 @@ DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* contr
connect(this, SIGNAL(clicked(const QModelIndex&)),
controller, SLOT(triggerItem(const QModelIndex&)));
connect(controller, SIGNAL(zoomIn()),
this, SLOT(zoomIn()));
connect(controller, SIGNAL(zoomOut()),
this, SLOT(zoomOut()));
// apply the details mode settings to the widget
const DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
assert(settings != 0);
Q_ASSERT(settings != 0);
m_viewOptions = QTreeView::viewOptions();
m_viewOptions.font = QFont(settings->fontFamily(), settings->fontSize());
const int iconSize = settings->iconSize();
m_viewOptions.decorationSize = QSize(iconSize, iconSize);
updateDecorationSize();
KFileItemDelegate* delegate = new KFileItemDelegate(parent);
setItemDelegate(delegate);
@ -89,7 +92,7 @@ bool DolphinDetailsView::event(QEvent* event)
// hide columns if this is indicated by the settings
const DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
assert(settings != 0);
Q_ASSERT(settings != 0);
if (!settings->showDate()) {
hideColumn(KDirModel::ModifiedTime);
}
@ -167,4 +170,56 @@ void DolphinDetailsView::synchronizeSortingState(int column)
m_controller->indicateSortOrderChange(sortOrder);
}
void DolphinDetailsView::zoomIn()
{
if (isZoomInPossible()) {
DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
// TODO: get rid of K3Icon sizes
switch (settings->iconSize()) {
case K3Icon::SizeSmall: settings->setIconSize(K3Icon::SizeMedium); break;
case K3Icon::SizeMedium: settings->setIconSize(K3Icon::SizeLarge); break;
default: Q_ASSERT(false); break;
}
updateDecorationSize();
}
}
void DolphinDetailsView::zoomOut()
{
if (isZoomOutPossible()) {
DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
// TODO: get rid of K3Icon sizes
switch (settings->iconSize()) {
case K3Icon::SizeLarge: settings->setIconSize(K3Icon::SizeMedium); break;
case K3Icon::SizeMedium: settings->setIconSize(K3Icon::SizeSmall); break;
default: Q_ASSERT(false); break;
}
updateDecorationSize();
}
}
bool DolphinDetailsView::isZoomInPossible() const
{
DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
return settings->iconSize() < K3Icon::SizeLarge;
}
bool DolphinDetailsView::isZoomOutPossible() const
{
DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
return settings->iconSize() > K3Icon::SizeSmall;
}
void DolphinDetailsView::updateDecorationSize()
{
DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
const int iconSize = settings->iconSize();
m_viewOptions.decorationSize = QSize(iconSize, iconSize);
m_controller->setZoomInPossible(isZoomInPossible());
m_controller->setZoomOutPossible(isZoomOutPossible());
doItemsLayout();
}
#include "dolphindetailsview.moc"

17
src/dolphindetailsview.h
View File

@ -69,7 +69,22 @@ private slots:
* with the current state of the details view.
* @param column Index of the current sorting column.
*/
void synchronizeSortingState(int column);
void synchronizeSortingState(int column);
void zoomIn();
void zoomOut();
private:
bool isZoomInPossible() const;
bool isZoomOutPossible() const;
/**
* Updates the size of the decoration dependent on the
* icon size of the DetailsModeSettings. The controller
* will get informed about possible zoom in/zoom out
* operations.
*/
void updateDecorationSize();
private:
DolphinController* m_controller;