Added filter for files in SharedFilesDialog.

It is hidden for the release version (RS_RELEASE_VERSION), because the RemoteDirModel is slow with many files.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@3882 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/SharedFilesDialog.cpp

@@ -149,6 +149,11 @@ SharedFilesDialog::SharedFilesDialog(QWidget *parent)
   connect( localModel, SIGNAL( layoutAboutToBeChanged() ), ui.localDirTreeView, SLOT( reset() ) );
   connect( localModel, SIGNAL( layoutChanged() ), ui.localDirTreeView, SLOT( update() ) );
 
+  connect(ui.filterClearButton, SIGNAL(clicked()), this, SLOT(clearFilter()));
+  connect(ui.filterStartButton, SIGNAL(clicked()), this, SLOT(startFilter()));
+  connect(ui.filterPatternLineEdit, SIGNAL(returnPressed()), this, SLOT(startFilter()));
+  connect(ui.filterPatternLineEdit, SIGNAL(textChanged(const QString &)), this, SLOT(filterRegExpChanged()));
+
   /* Set header resize modes and initial section sizes  */
 	QHeaderView * l_header = ui.localDirTreeView->header () ;
 //	l_header->setResizeMode (0, QHeaderView::Interactive);
@@ -189,6 +194,13 @@ SharedFilesDialog::SharedFilesDialog(QWidget *parent)
   ui.remoteDirTreeView->setSelectionMode(QAbstractItemView::ExtendedSelection);
   ui.localDirTreeView->setSelectionMode(QAbstractItemView::ExtendedSelection);
 
+#ifdef RS_RELEASE_VERSION
+  ui.filterLabel->hide();
+  ui.filterPatternLineEdit->hide();
+#endif
+  ui.filterStartButton->hide();
+  ui.filterClearButton->hide();
+
   // load settings
   processSettings(true);
 
@@ -631,6 +643,10 @@ void  SharedFilesDialog::postModDirectories(bool update_local)
 	{
 		model->postMods();
 		ui.remoteDirTreeView->update() ;
+
+		if (ui.filterPatternLineEdit->text().isEmpty() == false) {
+			FilterItems();
+		}
 	}
 
 	QCoreApplication::flush();
@@ -817,3 +833,84 @@ void SharedFilesDialog::indicatorChanged(int index)
   updateDisplay() ;
 }
 
+void SharedFilesDialog::filterRegExpChanged()
+{
+    QString text = ui.filterPatternLineEdit->text();
+
+    if (text.isEmpty()) {
+        ui.filterClearButton->hide();
+    } else {
+        ui.filterClearButton->show();
+    }
+
+    if (text == lastFilterString) {
+        ui.filterStartButton->hide();
+    } else {
+        ui.filterStartButton->show();
+    }
+}
+
+/* clear Filter */
+void SharedFilesDialog::clearFilter()
+{
+    ui.filterPatternLineEdit->clear();
+    ui.filterPatternLineEdit->setFocus();
+
+    startFilter();
+}
+
+/* clear Filter */
+void SharedFilesDialog::startFilter()
+{
+    ui.filterStartButton->hide();
+    lastFilterString = ui.filterPatternLineEdit->text();
+
+    FilterItems();
+}
+
+void SharedFilesDialog::FilterItems()
+{
+    QString text = ui.filterPatternLineEdit->text();
+
+    setCursor(Qt::WaitCursor);
+
+    int rowCount = ui.remoteDirTreeView->model()->rowCount();
+    for (int row = 0; row < rowCount; row++) {
+        /* Filter name */
+        FilterItem(ui.remoteDirTreeView->model()->index(row, 0), text, 0);
+    }
+
+    setCursor(Qt::ArrowCursor);
+}
+
+bool SharedFilesDialog::FilterItem(const QModelIndex &index, const QString &text, int level)
+{
+    bool visible = true;
+
+    if (text.isEmpty() == false) {
+        // better use RemoteDirModel::getType, but its slow enough
+        if (/*index.parent().isValid()*/ level >= 1) {
+            if (index.data(RemoteDirModel::FileNameRole).toString().contains(text, Qt::CaseInsensitive) == false) {
+                visible = false;
+            }
+        } else {
+            visible = false;
+        }
+    }
+
+    int visibleChildCount = 0;
+    int rowCount = ui.remoteDirTreeView->model()->rowCount(index);
+    for (int row = 0; row < rowCount; row++) {
+        if (FilterItem(ui.remoteDirTreeView->model()->index(row, index.column(), index), text, level + 1)) {
+            visibleChildCount++;
+        }
+    }
+
+    if (visible || visibleChildCount) {
+        ui.remoteDirTreeView->setRowHidden(index.row(), index.parent(), false);
+    } else {
+        ui.remoteDirTreeView->setRowHidden(index.row(), index.parent(), true);
+    }
+
+    return (visible || visibleChildCount);
+}

retroshare-gui/src/gui/SharedFilesDialog.h

@@ -83,6 +83,10 @@ private slots:
 	
   void indicatorChanged(int index);
 
+  void filterRegExpChanged();
+  void clearFilter();
+  void startFilter();
+
 signals:
   void playFiles(QStringList files);
 
@@ -96,7 +100,10 @@ private:
 
   void processSettings(bool bLoad);
 
-   void copyLink (const QModelIndexList& lst, bool remote);
+  void copyLink (const QModelIndexList& lst, bool remote);
+
+  void FilterItems();
+  bool FilterItem(const QModelIndex &index, const QString &text, int level);
 
   QModelIndexList getRemoteSelected();
   QModelIndexList getLocalSelected();
@@ -115,7 +122,6 @@ private:
   QAction* sendchatlinkAct;
   QAction* copylinklocalhtmlAct;
 
-
   /** Qt Designer generated object */
   Ui::SharedFilesDialog ui;
 
@@ -128,6 +134,8 @@ private:
   QString currentCommand;
   QString currentFile;
 
+  QString lastFilterString;
+
   QAction* fileAssotiationAction(const QString fileName);
 };
 

retroshare-gui/src/lang/retroshare_de.ts

@@ -2290,7 +2290,7 @@ p, li { white-space: pre-wrap; }
         <translation>Zusätzlich eine Datei hinzufügen</translation>
     </message>
     <message>
-        <location line="+26"/>
+        <location line="+29"/>
         <location line="+202"/>
         <source>RetroShare</source>
         <translation></translation>
@@ -8329,7 +8329,7 @@ Do you want to send them a Message instead</source>
 <context>
     <name>ProfileView</name>
     <message>
-        <location filename="../gui/profile/ProfileView.cpp" line="+72"/>
+        <location filename="../gui/profile/ProfileView.cpp" line="+70"/>
         <source>Clear Photo</source>
         <translation>Photo entfernen</translation>
     </message>
@@ -9981,13 +9981,13 @@ p, li { white-space: pre-wrap; }
 <context>
     <name>SharedFilesDialog</name>
     <message>
-        <location filename="../gui/SharedFilesDialog.ui" line="+846"/>
+        <location filename="../gui/SharedFilesDialog.ui" line="+943"/>
-        <location filename="../gui/SharedFilesDialog.cpp" line="+293"/>
+        <location filename="../gui/SharedFilesDialog.cpp" line="+305"/>
         <source>Download</source>
         <translation>Herunterladen</translation>
     </message>
     <message>
-        <location line="-250"/>
+        <location line="-347"/>
         <source>Splitted View</source>
         <translation>Geteiltes Fenster</translation>
     </message>
@@ -10035,28 +10035,43 @@ p, li { white-space: pre-wrap; }
         <translation>Einen Monat alt</translation>
     </message>
     <message>
-        <location line="+165"/>
+        <location line="+27"/>
+        <source>Search files</source>
+        <translation>Suche Dateien</translation>
+    </message>
+    <message>
+        <location line="+24"/>
+        <source>Start Search</source>
+        <translation>Starte Suche</translation>
+    </message>
+    <message>
+        <location line="+31"/>
+        <source>Reset</source>
+        <translation>Zurücksetzen</translation>
+    </message>
+    <message>
+        <location line="+180"/>
         <source>check files</source>
         <translation>Prüfe Dateien</translation>
     </message>
     <message>
         <location filename="../gui/SharedFilesDialog.cpp" line="-80"/>
-        <location line="+492"/>
+        <location line="+496"/>
         <source>Open File</source>
         <translation>Datei öffnen</translation>
     </message>
     <message>
-        <location line="-490"/>
+        <location line="-494"/>
         <source>Open Folder</source>
         <translation>Ordner öffnen</translation>
     </message>
     <message>
-        <location line="+499"/>
+        <location line="+503"/>
         <source>Set command for opening this file</source>
         <translation>Setze eine Regel zum Öffnen dieser Datei</translation>
     </message>
     <message>
-        <location line="-416"/>
+        <location line="-420"/>
         <source>Copy retroshare Link</source>
         <translation>Kopiere RetroShare Link</translation>
     </message>
@@ -10107,12 +10122,12 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location line="+98"/>
-        <location line="+376"/>
+        <location line="+380"/>
         <source>Recommend in a message to</source>
         <translation>Empfehle in einer Nachricht an</translation>
     </message>
     <message>
-        <location line="-250"/>
+        <location line="-254"/>
         <location line="+23"/>
         <location line="+24"/>
         <source>RetroShare Link</source>
@@ -10127,7 +10142,7 @@ p, li { white-space: pre-wrap; }
         <translation>Empfehlung(en)</translation>
     </message>
     <message>
-        <location line="+188"/>
+        <location line="+192"/>
         <source>&lt;strong&gt;My Shared Files&lt;/strong&gt;</source>
         <translation>&lt;strong&gt;Meine Dateien&lt;/strong&gt;</translation>
     </message>
@@ -10672,7 +10687,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location line="+26"/>
-        <location filename="../gui/feeds/SubFileItem.cpp" line="+578"/>
+        <location filename="../gui/feeds/SubFileItem.cpp" line="+576"/>
         <location line="+6"/>
         <source>Play File</source>
         <translation>Datei abspielen</translation>