From d49663597393e1b9e63041964a080069e4b6a664 Mon Sep 17 00:00:00 2001
From: llornkcor <llornkcor>
Date: Mon, 06 May 2002 17:45:44 +0000
Subject: initial

---
(limited to 'noncore/settings/tabmanager/tabmanager.cpp')

diff --git a/noncore/settings/tabmanager/tabmanager.cpp b/noncore/settings/tabmanager/tabmanager.cpp
new file mode 100644
index 0000000..db65d26
--- a/dev/null
+++ b/noncore/settings/tabmanager/tabmanager.cpp
@@ -0,0 +1,473 @@
+/*
+
+               =.            This file is part of the OPIE Project
+             .=l.            Copyright (c)  2002 Benjamin Meyer <meyerb@sharpsec.com>
+           .>+-=
+ _;:,     .>    :=|.         This library is free software; you can
+.> <`_,   >  .   <=          redistribute it and/or  modify it under
+:`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
+.="- .-=="i,     .._         License as published by the Free Software
+ - .   .-<_>     .<>         Foundation; either version 2 of the License,
+     ._= =}       :          or (at your option) any later version.
+    .%`+i>       _;_.
+    .i_,=:_.      -<s.       This library is distributed in the hope that
+     +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
+    : ..    .:,     . . .    without even the implied warranty of
+    =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
+  _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
+..}^=.=       =       ;      Library General Public License for more
+++=   -.     .`     .:       details.
+ :     =  ...= . :.=-
+ -.   .:....=;==+<;          You should have received a copy of the GNU
+  -_. . .   )=.  =           Library General Public License along with
+    --        :-=`           this library; see the file COPYING.LIB.
+                             If not, write to the Free Software Foundation,
+                             Inc., 59 Temple Place - Suite 330,
+                             Boston, MA 02111-1307, USA.
+
+*/
+
+#include "tabmanager.h"
+#include "app.h"
+#include "tabapplnk.h"
+
+#include <qpe/applnk.h>
+#include <qpe/qpeapplication.h>
+#include <qdir.h>
+#include <qfile.h>
+#include <qtextstream.h>
+#include <qlistview.h>
+#include <qheader.h>
+#include <qlineedit.h>
+#include <qlabel.h>
+#include <qmessagebox.h>
+#include <stdlib.h>
+#include <qpe/qcopenvelope_qws.h>
+
+#define HOME_APP_DIR QPEApplication::qpeDir()+"/apps" // <-- made this a little more flexible
+#define HOME_APP_INSTALL_DIR "/usr/lib/ipkg/info"
+#define NEW_FOLDER "EmptyTab"
+#define NEW_APPLICATION "NewApp"
+#define APPLICATION_EXTENSION ".desktop"
+#define APPLICATION_EXTENSION_LENGTH 8
+
+/**
+ * Constructor.  Sets up signals.  Performs initial scan of applications
+ * and tabs
+ */
+TabManager::TabManager( QWidget* parent, const char* name):TabManagerBase(parent, name), changed(false){
+  rescanFolder(HOME_APP_DIR);
+
+  // Connect the signals and slots
+  connect(tabList, SIGNAL(doubleClicked(QListViewItem *)), this, SLOT(editItem(QListViewItem*)));
+  (tabList->header())->hide();
+  connect(tabList, SIGNAL(moveItem(QListViewItem *, QListViewItem *)), this, SLOT(moveApplication(QListViewItem *, QListViewItem *)));
+}
+
+/**
+ * If anything in the tab's have been changed then update the system or alert
+ * the user.
+ */
+TabManager::~TabManager(){
+  if(changed){
+    //QMessageBox::critical(this, "Message", "Please restart Qtopia to see all new changes.",QString("Ok") );
+    //filename = fn;
+    QCopEnvelope e("QPE/System", "linkChanged(QString)");
+    //e << description << filename << mimetype;
+    QString link; //we'll just send an empty string
+    e << link;
+  }
+}
+
+/**
+ * Scans root directory for any tabs or applications.  Will recursivly go down,
+ * but will not follow symlinks.
+ * @param directory - the directory to look in.
+ * @param parent - the parent to place any new tabs or apps into.  If parent is
+ * NULL then the item is a tab and should be placed as a child of the window.
+ */
+void TabManager::rescanFolder(QString directory, QListViewItem* parent){
+  //qDebug(QString("rescanFolder: ") + directory.latin1());
+
+  QDir d;
+  d.setPath(directory);
+  // Show hidden files for .directories
+  d.setFilter( QDir::Files | QDir::Hidden | QDir::Dirs);
+
+  const QFileInfoList *list = d.entryInfoList();
+  QFileInfoListIterator it( *list );      // create list iterator
+  QFileInfo *fi;                          // pointer for traversing
+
+  while ( (fi=it.current()) ) {           // for each file...
+    // If it is a dir and not .. or . then add it as a tab and go down.
+    if(fi->isDir()){
+      if(fi->fileName() != ".." && fi->fileName() != ".") {
+        QListViewItem* newItem;
+  if(!parent)
+    newItem = new QListViewItem(tabList, fi->fileName());
+  else
+    newItem = new QListViewItem(parent, fi->fileName());
+  itemList.insert(newItem, directory + "/" + fi->fileName() + "/.directory" );
+  rescanFolder(directory + "/" + fi->fileName(), newItem);
+      }
+    }
+    else{
+      // it is a file, if not a .directory add to parent.
+
+      // Change parents name and icon to reflect icon.
+      if(fi->fileName() == ".directory"){
+  AppLnk app(directory + "/" + fi->fileName());
+  if(parent){
+          parent->setPixmap(0,app.pixmap());
+          parent->setText(0, app.name());
+        }
+      }
+      else{
+  // Add any desktop files found.
+        QListViewItem* newItem;
+  if(directory != HOME_APP_DIR){
+    if(!parent)
+            newItem = new QListViewItem(tabList, fi->fileName());
+          else
+            newItem = new QListViewItem(parent, fi->fileName());
+          if(fi->fileName().right(APPLICATION_EXTENSION_LENGTH) == APPLICATION_EXTENSION){
+            AppLnk app(directory + "/" + fi->fileName());
+            newItem->setPixmap(0,app.pixmap());
+            newItem->setText(0, app.name());
+      itemList.insert(newItem, directory + "/" + fi->fileName());
+    }
+  }
+      }
+    }
+    ++it;                               // goto next list element
+  }
+}
+
+/**
+ * Create a new blank Tab.
+ * Create a physical folder with .directory file
+ * Create a item on the list
+ */
+void TabManager::newFolder(){
+  QDir r;
+  r.mkdir(QString(HOME_APP_DIR) + "/" + NEW_FOLDER);
+  system((QString("echo [Desktop Entry] | cat >> ") +  HOME_APP_DIR + "/" + NEW_FOLDER "/.directory").latin1());
+  system((QString("echo Name=" NEW_FOLDER " | cat >> ") +  HOME_APP_DIR + "/" + NEW_FOLDER "/.directory").latin1());
+
+  QString homeLocation = QString(HOME_APP_DIR) + "/" + NEW_FOLDER + "/.directory";
+  QListViewItem *newItem = new QListViewItem(tabList, NEW_FOLDER);
+  itemList.insert(newItem, homeLocation );
+
+  // We have changed something.
+  changed = true;
+}
+
+/**
+ * Create a new blank application
+ * Make sure a tab is selected
+ * create physical file
+ * fill file with default information (entry, name, type).
+ */
+void TabManager::newApplication(){
+  QListViewItem *item = tabList->currentItem();
+  if(!item || item->parent())
+    return;
+
+  QString parentDir = itemList[item].mid(0,itemList[item].length()-11);
+  QString homeLocation = parentDir + "/" NEW_APPLICATION APPLICATION_EXTENSION;
+  system((QString("echo [Desktop Entry] | cat >> ") +  homeLocation).latin1());
+  system((QString("echo Name=" NEW_APPLICATION " | cat >> ") +  homeLocation).latin1());
+  int slash = parentDir.findRev('/', -1);
+  QString folderName = parentDir.mid(slash+1, parentDir.length());
+
+  system((QString("echo Type=") + folderName + " | cat >> " +  homeLocation).latin1());
+
+  // Insert into the tree
+  QListViewItem *newItem = new QListViewItem(item, NEW_APPLICATION);
+  itemList.insert(newItem, homeLocation );
+
+  // We have changed something.
+  changed = true;
+}
+
+/**
+ * Remove the item.
+ * Check if we can
+ * Prompt user
+ * Delete physical file (Dir, remove .dir, then dir.  File, remove file)
+ * Remove from installer if need too.
+ */
+void TabManager::removeItem(){
+  // Make sure we can delete
+  QListViewItem *item = tabList->currentItem();
+  if(!item)
+    return;
+  if(item->childCount() > 0){
+    QMessageBox::critical(this, "Message", "Can't remove with applications\nstill in the group.",QString("Ok") );
+    return;
+  }
+
+  // Prompt.
+  int answer = QMessageBox::warning(this, "Message", "Are you sure you want to delete?","Yes", "Cancel", 0, 1 );
+  if (answer)
+    return;
+
+  bool removeSuccessfull = true;
+  QString location = itemList[item];
+  // Remove file (.directory in a Directory case)
+  if(!QFile::remove(location))
+      removeSuccessfull = false;
+
+  // Remove directory
+  if(item->parent() == NULL){
+    // Remove .directory file string
+    location = location.mid(0,location.length()-10);
+    QDir dir;
+    if(!dir.rmdir(location))
+      removeSuccessfull = false;
+  }
+
+  // If removing failed.
+  if(!removeSuccessfull){
+    qDebug((QString("removeItem: ") + location).latin1());
+    QMessageBox::critical(this, "Message", "Can't remove.",QString("Ok") );
+    return;
+  }
+
+  // Remove from the installer so it wont fail.
+  // Don't need to do this sense the current install uses rm -f so no error
+
+  // Remove from the gui list.
+  itemList.remove(item);
+  if(item->parent())
+    item->parent()->takeItem(item);
+  delete item;
+
+  // We have changed something.
+  changed = true;
+}
+
+/**
+ * Helper function.  Edits the current item.
+ * calls editItem with the currently selected item.
+ */
+void TabManager::editCurrentItem(){
+  editItem(tabList->currentItem());
+}
+
+/**
+ * Edit the item that is passed in.
+ * Show application dialog and if anything changed
+ * @param item the item to edit.
+ */
+void TabManager::editItem( QListViewItem * item){
+  if(!item)
+    return;
+
+  TabAppLnk app(itemList[item]);
+  if(!app.isValid()){
+    qDebug(QString("editItem: Not a valid applnk file: ") + itemList[item].latin1());
+    return;
+  }
+
+  AppEdit application(this, "Application edit", true);
+  application.nameLineEdit->setText(app.name());
+  application.iconLineEdit->setText(app.pixmapString());
+  application.execLineEdit->setText(app.exec());
+  application.commentLineEdit->setText(app.comment());
+
+  if(item->parent() == NULL){
+    application.execLineEdit->setEnabled(false);
+    application.TextLabel3->setEnabled(false);
+    application.setCaption("Tab");
+  }
+
+  // Only do somthing if they hit OK
+  if(application.exec() == 0)
+    return;
+
+  // If nothing has changed exit (hmmm why did they hit ok?)
+  if(app.name() == application.nameLineEdit->text() &&
+     app.pixmapString() == application.iconLineEdit->text() &&
+     app.comment() == application.commentLineEdit->text() &&
+     app.exec() == application.execLineEdit->text())
+    return;
+
+  // Change the applnk file
+  QString oldName = app.name();
+  app.setName(application.nameLineEdit->text());
+  app.setIcon(application.iconLineEdit->text());
+  app.setComment(application.commentLineEdit->text());
+  app.setExec(application.execLineEdit->text());
+  if(!app.writeLink()){
+    QMessageBox::critical(this, "Message", "Can't save.",QString("Ok") );
+    return;
+  }
+
+  // Update the gui icon and name
+  item->setText(0,app.name());
+  item->setPixmap(0,app.pixmap());
+
+  // We have changed something.
+  changed = true;
+
+  // If we were dealing with a new folder or new application change
+  // the file names.  Also change the item location in itemList
+  if(oldName == NEW_FOLDER){
+    QDir r;
+    QString oldName = itemList[item];
+    oldName = oldName.mid(0,oldName.length()-11);
+    QString newName = oldName.mid(0,oldName.length()-9);
+    newName = newName + "/" + app.name();
+    r.rename(oldName, newName);
+    itemList.remove(item);
+    itemList.insert(item, newName + "/.directory" );
+  }
+  else if(oldName == NEW_APPLICATION){
+    if(!item->parent())
+      return;
+    QString parentDir = itemList[item->parent()];
+    QDir r;
+    QString oldName = itemList[item];
+    QString newName = oldName.mid(0, parentDir.length()-10);
+    newName = newName + app.name() + APPLICATION_EXTENSION;
+    r.rename(oldName, newName);
+    itemList.remove(item);
+    itemList.insert(item, newName);
+  }
+}
+
+/**
+ * Move an application from one directory to another.
+ * Move in the gui, move in the applnk file, move in the installer.
+ * @param item the application to move
+ * @pearam newGroup the new parent of this application
+ */
+void TabManager::moveApplication(QListViewItem *item, QListViewItem *newGroup){
+  // Can we even move it?
+  if(!item || !item->parent() || newGroup->parent())
+    return;
+  if(item->parent() == newGroup)
+    return;
+
+  // Get the new folder, new file name,
+  QString newFolder = itemList[newGroup];
+  newFolder = newFolder.mid(0,newFolder.length()-11);
+  int slash = newFolder.findRev('/', -1);
+  QString folderName = newFolder.mid(slash+1, newFolder.length());
+
+  QString desktopFile = itemList[item];
+  slash = desktopFile.findRev('/', -1);
+  desktopFile = desktopFile.mid(slash, desktopFile.length());
+  newFolder = newFolder + desktopFile;
+
+  // Move file
+  QDir r;
+  if(!r.rename(itemList[item], newFolder)){
+    QMessageBox::critical(this, "Message", "Can't move application.",QString("Ok") );
+    return;
+  }
+  //qDebug((QString("moveApplication: ") + itemList[item]).latin1());
+  //qDebug((QString("moveApplication: ") + newFolder).latin1());
+
+  // Move in the gui
+  item->parent()->takeItem(item);
+  newGroup->insertItem(item);
+  newGroup->setOpen(true);
+
+  // Move file in the installer
+  QString installedAppFile;
+  if(findInstalledApplication(desktopFile, installedAppFile))
+    swapInstalledLocation(installedAppFile, desktopFile, newFolder);
+  else
+    qDebug("moveApplication: No installed app found for dekstop file");
+
+  // Move application type
+  AppLnk app(newFolder);
+  app.setType(folderName);
+  app.writeLink();
+
+  // Move in our internal list
+  itemList.remove(item);
+  itemList.insert(item, newFolder);
+
+  // We have changed something.
+  changed = true;
+}
+
+/**
+ * File the installed application that has this desktop file.
+ * Go through each file in HOME_APP_INSTALL_DIR and see if it contains desktop
+ * file
+ * @param desktopFile - the .desktop file to search for [foo.desktop]
+ * @param installedAppFile - location of the app install list
+ * @return true if successfull, false if file not found.
+ */
+bool TabManager::findInstalledApplication(QString desktopFile, QString &installedAppFile){
+
+  QDir d;
+  d.setPath(HOME_APP_INSTALL_DIR);
+  d.setFilter( QDir::Files );
+
+  const QFileInfoList *list = d.entryInfoList();
+  QFileInfoListIterator it( *list );      // create list iterator
+  QFileInfo *fi;                          // pointer for traversing
+
+  while ( (fi=it.current()) ) { // for each file...
+    QFile file(QString(HOME_APP_INSTALL_DIR) + "/" + fi->fileName());
+    if ( file.open(IO_ReadOnly) ) { // file opened successfully
+      QTextStream stream( &file ); // use a text stream
+      QString line;
+      while ( !stream.eof() ) { // until end of file...
+        line = stream.readLine(); // line of text excluding '\n'
+        if(line.contains(desktopFile)){
+          installedAppFile = QString(HOME_APP_INSTALL_DIR) + "/" + fi->fileName();
+          file.close();
+          return true;
+        }
+      }
+      file.close();
+    }
+    else
+      qDebug((QString("findInstalledApplication: Can't open file") + HOME_APP_INSTALL_DIR + "/" + fi->fileName()).latin1());
+    ++it;  // goto next list element
+  }
+  return false;
+}
+
+/**
+ * Open a file and replace a file containing the old desktop file with the new.
+ * @param installedAppFile application installed list
+ * @param desktopFile old .desktop file
+ * @param newLocation new .desktop file
+ */
+void TabManager::swapInstalledLocation( QString installedAppFile, QString desktopFile, QString newLocation ){
+  QFile file(installedAppFile);
+  if ( !file.open(IO_ReadOnly) ){
+    qDebug(QString("swapInstalledLocation: Can't edit file: %1").arg(installedAppFile).latin1());
+    return;
+  }
+
+  QTextStream stream( &file );        // use a text stream
+  QString allLines;
+  while ( !stream.eof() ) {        // until end of file...
+    QString line = stream.readLine();       // line of text excluding '\n'
+    if(line.contains(desktopFile))
+      allLines += newLocation;
+    else
+      allLines += line;
+    allLines += '\n';
+  }
+  file.close();
+
+  if ( !file.open(IO_ReadWrite) ){
+    qDebug(QString("swapInstalledLocation: Can't edit file: %1").arg(installedAppFile).latin1());
+    return;
+  }
+  QTextStream streamOut( &file );
+  streamOut << allLines;
+  file.close();
+}
+
+// tabmanager.cpp
+
--
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