From: Peter Penz <peter.penz19@gmail.com>
Date: Sun, 26 Oct 2008 13:04:33 +0000 (+0000)
Subject: Show the iconsize of zoom sliders as tooltip (code shamelessly stolen from Rafael... 
X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/commitdiff_plain/22d22a9cd701b726366f6c6feaf31842cbb50ca4?ds=sidebyside

Show the iconsize of zoom sliders as tooltip (code shamelessly stolen from Rafael's patch in kfilewidget ;-))

svn path=/trunk/KDE/kdebase/apps/; revision=876081
---

diff --git a/src/dolphinstatusbar.cpp b/src/dolphinstatusbar.cpp
index 069cc7450..c5e787e97 100644
--- a/src/dolphinstatusbar.cpp
+++ b/src/dolphinstatusbar.cpp
@@ -26,6 +26,7 @@
 #include "statusbarspaceinfo.h"
 #include "zoomlevelinfo.h"
 
+#include <QApplication>
 #include <QHBoxLayout>
 #include <QLabel>
 #include <QProgressBar>
@@ -34,6 +35,7 @@
 
 #include <kiconloader.h>
 #include <kicon.h>
+#include <klocale.h>
 #include <kvbox.h>
 
 DolphinStatusBar::DolphinStatusBar(QWidget* parent, DolphinView* view) :
@@ -89,6 +91,7 @@ DolphinStatusBar::DolphinStatusBar(QWidget* parent, DolphinView* view) :
     zoomWidgetLayout->addWidget(m_zoomIn);
     
     connect(m_zoomSlider, SIGNAL(valueChanged(int)), this, SLOT(setZoomLevel(int)));
+    connect(m_zoomSlider, SIGNAL(sliderMoved(int)), this, SLOT(showZoomSliderToolTip(int)));
     connect(m_view, SIGNAL(zoomLevelChanged(int)), m_zoomSlider, SLOT(setValue(int)));
     connect(m_zoomOut, SIGNAL(clicked()), this, SLOT(zoomOut()));
     connect(m_zoomIn, SIGNAL(clicked()), this, SLOT(zoomIn()));
@@ -274,6 +277,16 @@ void DolphinStatusBar::zoomIn()
     m_zoomSlider->setValue(value + 1);
 }
 
+void DolphinStatusBar::showZoomSliderToolTip(int zoomLevel)
+{
+    const int size = ZoomLevelInfo::iconSizeForZoomLevel(zoomLevel);
+    m_zoomSlider->setToolTip(i18nc("@info:tooltip", "Size: %1 pixels", size));
+    QPoint global = m_zoomSlider->rect().topLeft();
+    global.ry() += m_zoomSlider->height() / 2;
+    QHelpEvent toolTipEvent(QEvent::ToolTip, QPoint(0, 0), m_zoomSlider->mapToGlobal(global));
+    QApplication::sendEvent(m_zoomSlider, &toolTipEvent);   
+}
+
 void DolphinStatusBar::setExtensionsVisible(bool visible)
 {
     bool spaceInfoVisible = visible;
diff --git a/src/dolphinstatusbar.h b/src/dolphinstatusbar.h
index c959410aa..a5062928c 100644
--- a/src/dolphinstatusbar.h
+++ b/src/dolphinstatusbar.h
@@ -150,6 +150,7 @@ private slots:
     
     void zoomOut();
     void zoomIn();
+    void showZoomSliderToolTip(int zoomLevel);
     
 private:
     /**
diff --git a/src/iconsizegroupbox.cpp b/src/iconsizegroupbox.cpp
index d532f340f..7fa6790cf 100644
--- a/src/iconsizegroupbox.cpp
+++ b/src/iconsizegroupbox.cpp
@@ -21,10 +21,16 @@
 
 #include <klocale.h>
 
+#include <QApplication>
 #include <QGridLayout>
+#include <QHelpEvent>
 #include <QLabel>
+#include <QPoint>
+#include <QRect>
 #include <QSlider>
 
+#include "zoomlevelinfo.h"
+
 IconSizeGroupBox::IconSizeGroupBox(QWidget* parent) :
     QGroupBox(i18nc("@title:group", "Icon Size"), parent),
     m_defaultSizeSlider(0),
@@ -35,14 +41,14 @@ IconSizeGroupBox::IconSizeGroupBox(QWidget* parent) :
     m_defaultSizeSlider->setPageStep(1);
     m_defaultSizeSlider->setTickPosition(QSlider::TicksBelow);
     connect(m_defaultSizeSlider, SIGNAL(sliderMoved(int)),
-            this, SIGNAL(defaultSizeChanged(int)));
+            this, SLOT(slotDefaultSliderMoved(int)));
     
     QLabel* previewLabel = new QLabel(i18nc("@label:listbox", "Preview:"), this);
     m_previewSizeSlider = new QSlider(Qt::Horizontal, this);
     m_previewSizeSlider->setPageStep(1);
     m_previewSizeSlider->setTickPosition(QSlider::TicksBelow);
     connect(m_previewSizeSlider, SIGNAL(sliderMoved(int)),
-            this, SIGNAL(defaultSizeChanged(int)));
+            this, SLOT(slotPreviewSliderMoved(int)));
     
     QGridLayout* layout = new QGridLayout(this);
     layout->addWidget(defaultLabel, 0, 0, Qt::AlignRight);
@@ -85,4 +91,26 @@ int IconSizeGroupBox::previewSizeValue() const
     return m_previewSizeSlider->value();
 }
 
+void IconSizeGroupBox::slotDefaultSliderMoved(int value)
+{
+    showToolTip(m_defaultSizeSlider, value);
+    emit defaultSizeChanged(value);
+}
+
+void IconSizeGroupBox::slotPreviewSliderMoved(int value)
+{
+    showToolTip(m_previewSizeSlider, value);
+    emit previewSizeChanged(value);
+}
+
+void IconSizeGroupBox::showToolTip(QSlider* slider, int value)
+{
+    const int size = ZoomLevelInfo::iconSizeForZoomLevel(value);
+    slider->setToolTip(i18nc("@info:tooltip", "Size: %1 pixels", size));
+    QPoint global = slider->rect().topLeft();
+    global.ry() += slider->height() / 2;
+    QHelpEvent toolTipEvent(QEvent::ToolTip, QPoint(0, 0), slider->mapToGlobal(global));
+    QApplication::sendEvent(slider, &toolTipEvent);    
+}
+
 #include "iconsizegroupbox.moc"
diff --git a/src/iconsizegroupbox.h b/src/iconsizegroupbox.h
index 5f05862d6..c93fd8fc2 100644
--- a/src/iconsizegroupbox.h
+++ b/src/iconsizegroupbox.h
@@ -51,6 +51,13 @@ signals:
     void defaultSizeChanged(int value);
     void previewSizeChanged(int value);
     
+private slots:
+    void slotDefaultSliderMoved(int value);
+    void slotPreviewSliderMoved(int value);
+    
+private:
+    void showToolTip(QSlider* slider, int value);
+    
 private:
     QSlider* m_defaultSizeSlider;
     QSlider* m_previewSizeSlider;