Make backup location text elide based of the label width instead of fixed size. Adjust on window resizes as well.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19832 a1c6a512-1295-4272-9138-f99709370657

3 files changed, 32 insertions, 33 deletions

diff --git a/rbutil/rbutilqt/install.cpp b/rbutil/rbutilqt/install.cpp
index dc861ec14d..a277adaa22 100644
--- a/rbutil/rbutilqt/install.cpp
+++ b/rbutil/rbutilqt/install.cpp
@@ -31,8 +31,8 @@ Install::Install(RbSettings *sett,QWidget *parent) : QDialog(parent)
     connect(ui.radioStable, SIGNAL(toggled(bool)), this, SLOT(setDetailsStable(bool)));
     connect(ui.radioCurrent, SIGNAL(toggled(bool)), this, SLOT(setDetailsCurrent(bool)));
     connect(ui.radioArchived, SIGNAL(toggled(bool)), this, SLOT(setDetailsArchived(bool)));
-    connect(ui.changeBackup,SIGNAL(pressed()),this,SLOT(changeBackupPath()));
-    connect(ui.backup,SIGNAL(stateChanged(int)),this,SLOT(backupCheckboxChanged(int)));
+    connect(ui.changeBackup, SIGNAL(pressed()), this, SLOT(changeBackupPath()));
+    connect(ui.backup, SIGNAL(stateChanged(int)), this, SLOT(backupCheckboxChanged(int)));
 
     //! check if rockbox is already installed
     QString version = Detect::installedVersion(settings->mountpoint());
@@ -43,7 +43,8 @@ Install::Install(RbSettings *sett,QWidget *parent) : QDialog(parent)
         m_backupName = settings->mountpoint();
         if(!m_backupName.endsWith("/")) m_backupName += "/";
         m_backupName += ".backup/rockbox-backup-"+version+".zip";
-        ui.backupLocation->setText(QDir::toNativeSeparators(fontMetrics().elidedText(m_backupName,Qt::ElideMiddle,200)));
+        // for some reason the label doesn't return its final size yet.
+        // Delay filling ui.backupLocation until the checkbox is changed.
     }
     else
     {
@@ -52,17 +53,35 @@ Install::Install(RbSettings *sett,QWidget *parent) : QDialog(parent)
     backupCheckboxChanged(Qt::Unchecked);
 }
 
+
+void Install::resizeEvent(QResizeEvent *e)
+{
+    (void)e;
+
+    // recalculate width of elided text.
+    updateBackupLocation();
+}
+
+
+void Install::updateBackupLocation(void)
+{
+    ui.backupLocation->setText(QDir::toNativeSeparators(
+        fontMetrics().elidedText(tr("Backup to %1").arg(m_backupName),
+        Qt::ElideMiddle, ui.backupLocation->size().width())));
+}
+
+
 void Install::backupCheckboxChanged(int state)
 {
     if(state == Qt::Checked)
     {
-        ui.backupLabel->show();
         ui.backupLocation->show();
         ui.changeBackup->show();
+        // update backup location display.
+        updateBackupLocation();
     }
     else
     {
-        ui.backupLabel->hide();
         ui.backupLocation->hide();
         ui.changeBackup->hide();
     }
@@ -182,11 +201,12 @@ void Install::accept()
 
 void Install::changeBackupPath()
 {
-    QString backupString = QFileDialog::getSaveFileName(this,"Select Backup Filename",m_backupName, "*.zip");
+    QString backupString = QFileDialog::getSaveFileName(this,
+        tr("Select Backup Filename"), m_backupName, "*.zip");
     // only update if a filename was entered, ignore if cancelled
     if(!backupString.isEmpty()) {
-        ui.backupLocation->setText(QDir::toNativeSeparators(fontMetrics().elidedText(backupString,Qt::ElideMiddle,200)));
         m_backupName = backupString;
+        updateBackupLocation();
     }
 }
 
diff --git a/rbutil/rbutilqt/install.h b/rbutil/rbutilqt/install.h
index 0df0f03499..6eed631956 100644
--- a/rbutil/rbutilqt/install.h
+++ b/rbutil/rbutilqt/install.h
@@ -38,8 +38,8 @@ class Install : public QDialog
 
     public slots:
         void accept(void);
-        
-    private:    
+
+    private:
         Ui::InstallFrm ui;
         ProgressLoggerGui* logger;
         RbSettings* settings;
@@ -50,8 +50,10 @@ class Install : public QDialog
         ZipInstaller* installer;
         QMap<QString, QString> version;
         QString m_backupName;
+        void resizeEvent(QResizeEvent*);
 
         void changeBackupPath(QString);
+        void updateBackupLocation(void);
 
     private slots:
         void setCached(bool);
diff --git a/rbutil/rbutilqt/installfrm.ui b/rbutil/rbutilqt/installfrm.ui
index bdb42d765d..472e773187 100644
--- a/rbutil/rbutilqt/installfrm.ui
+++ b/rbutil/rbutilqt/installfrm.ui
@@ -163,7 +163,7 @@
         </property>
        </widget>
       </item>
-      <item row="1" column="1" >
+      <item row="1" column="0" colspan="2" >
        <widget class="QLabel" name="backupLocation" >
         <property name="text" >
          <string>Backup location</string>
@@ -189,30 +189,7 @@
         </property>
        </widget>
       </item>
-      <item row="1" column="0" >
-       <widget class="QLabel" name="backupLabel" >
-        <property name="sizePolicy" >
-         <sizepolicy vsizetype="Preferred" hsizetype="Minimum" >
-          <horstretch>0</horstretch>
-          <verstretch>0</verstretch>
-         </sizepolicy>
-        </property>
-        <property name="maximumSize" >
-         <size>
-          <width>120</width>
-          <height>16777215</height>
-         </size>
-        </property>
-        <property name="text" >
-         <string>Backup Location</string>
-        </property>
-       </widget>
-      </item>
      </layout>
-     <zorder>backup</zorder>
-     <zorder>backupLocation</zorder>
-     <zorder>changeBackup</zorder>
-     <zorder>backupLabel</zorder>
     </widget>
    </item>
    <item row="5" column="1" >