source: src-qt4/pc-softwaremanager/mainUI.cpp @ e7d8648

9.2-releasereleng/10.0releng/10.0.1releng/10.0.2
Last change on this file since e7d8648 was e7d8648, checked in by Ken Moore <ken@…>, 13 months ago

Now the AppCafe? crash when the last item is removed is fixed. Looks like we found a Qt bug with QTreeWidget and removing the last item with takeTopLevelItem().

  • Property mode set to 100644
File size: 35.8 KB
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1/***************************************************************************
2 *   Copyright (C) 2011 - iXsystems                                       *
3 *   kris@pcbsd.org  *
4 *   tim@pcbsd.org   *
5 *   ken@pcbsd.org   *
6 *                                                                         *
7 *   Permission is hereby granted, free of charge, to any person obtaining *
8 *   a copy of this software and associated documentation files (the       *
9 *   "Software"), to deal in the Software without restriction, including   *
10 *   without limitation the rights to use, copy, modify, merge, publish,   *
11 *   distribute, sublicense, and/or sell copies of the Software, and to    *
12 *   permit persons to whom the Software is furnished to do so, subject to *
13 *   the following conditions:                                             *
14 *                                                                         *
15 *   The above copyright notice and this permission notice shall be        *
16 *   included in all copies or substantial portions of the Software.       *
17 *                                                                         *
18 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       *
19 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    *
20 *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
21 *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR     *
22 *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, *
23 *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR *
24 *   OTHER DEALINGS IN THE SOFTWARE.                                       *
25 ***************************************************************************/
26#include "mainUI.h"
27#include "ui_mainUI.h"
28
29MainUI::MainUI(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainUI){
30  //initialization function
31  ui->setupUi(this); //load the Qt-Designer file
32  defaultIcon = ":/application.png";
33  statusLabel = new QLabel();
34  ui->statusbar->addWidget(statusLabel);
35}
36
37void MainUI::setWardenMode(QString dir, QString ip){
38  wardenDir = dir; wardenIP = ip;
39}
40
41void MainUI::ProgramInit()
42{ 
43   qDebug("Application starting...");
44   //Initial Checks
45     bool wardenMode = !wardenDir.isEmpty();
46     bool ok = Extras::checkUser(wardenMode);
47     if(!ok && wardenMode){  //Not root
48       QMessageBox::information( this, tr("Error!"), tr("The AppCafe must be run as root when in Warden compatibility mode") );
49       close();     
50     }else if( !ok && !wardenMode){
51       QMessageBox::information( this, tr("Error!"), tr("The AppCafe must be started with user permissions!")+"\n"+tr("The user must also be a part of the \"operator\" group") );
52       close();
53     }
54   
55   //Initialize the backend worker class
56   //qDebug() << "Initialize Backend";
57   PBI = new PBIBackend();
58     if(wardenMode){ PBI->setWardenMode(wardenDir, wardenIP); }
59     
60   //Initialize the Installed tab
61   //qDebug() << "Initialize Installed Tab";
62   initializeInstalledTab();
63   //Initialize the PBI Browser
64   //qDebug() << "Initialize Browser Tab";
65   initializeBrowserTab();
66   
67   //Now startup the backend
68   //qDebug() << "Startup Backend";
69     connect(PBI,SIGNAL(LocalPBIChanges()),this,SLOT(slotRefreshInstallTab()) );
70     connect(PBI,SIGNAL(PBIStatusChange(QString)),this,SLOT(slotPBIStatusUpdate(QString)) );
71     connect(PBI,SIGNAL(RepositoryInfoReady()),this,SLOT(slotEnableBrowser()) );
72     connect(PBI,SIGNAL(NoRepoAvailable()),this,SLOT(slotDisableBrowser()) );
73     connect(PBI,SIGNAL(SearchComplete(QStringList,QStringList)),this,SLOT(slotShowSearchResults(QStringList, QStringList)) );
74     connect(PBI,SIGNAL(SimilarFound(QStringList)),this,SLOT(slotShowSimilarApps(QStringList)) );
75     connect(PBI,SIGNAL(Error(QString,QString)),this,SLOT(slotDisplayError(QString,QString)) );
76     PBI->start();
77
78   //Make sure we start on the installed tab
79   ui->tabWidget->setCurrentWidget(ui->tab_installed);
80}
81
82void MainUI::slotSingleInstance(){
83  this->raise();
84  this->showNormal();
85  this->activateWindow();
86}
87
88void MainUI::closeEvent(QCloseEvent *event){
89  bool safe = PBI->safeToQuit();
90  if(!safe){
91    //Verify that they want to continue
92    QMessageBox::StandardButton button = QMessageBox::warning(this, tr("AppCafe Processes Running"), tr("The AppCafe currently has actions pending. Do you want to cancel all running processes and quit anyway?"), QMessageBox::Yes | QMessageBox::Cancel,QMessageBox::Cancel);
93    if(button == QMessageBox::Yes){ //close down
94      PBI->cancelActions( PBI->installedList() ); //close down safely
95    }else{
96      event->ignore();
97      return;
98    }
99  }
100  this->close();
101}
102// ========================
103// ===== MENU OPTIONS =====
104// ========================
105void MainUI::on_actionImport_PBI_List_triggered(){
106  QString file = QFileDialog::getOpenFileName( this, tr("Import PBI File List"), QDir::homePath(), tr("PBI List (*.pbilist)"));
107  if(file.isEmpty()){ return; } //action cancelled
108  bool ok = PBI->importPbiListFromFile(file);
109  if(!ok){ qDebug() << QMessageBox::warning(this,tr("Import Error"),tr("There was an error importing the PBI list")+"\n"+tr("Please make sure that the file has not been corrupted and try again")); }
110}
111
112void MainUI::on_actionExport_PBI_List_triggered(){
113  QString file = QFileDialog::getSaveFileName( this, tr("Export PBI File List"), QDir::homePath()+"/exportfile.pbilist", tr("PBI List (*.pbilist)"));
114  if(file.isEmpty()){ return; } //action cancelled
115  bool ok = PBI->exportPbiListToFile(file);
116  if(!ok){ qDebug() << QMessageBox::warning(this,tr("Export Error"),tr("There was an error exporting the PBI list")+"\n"+tr("Please make sure that you have the proper directory permissions and try again")); }
117}
118
119void MainUI::on_actionQuit_triggered(){
120  this->close();
121}
122
123void MainUI::on_actionAppCafe_Settings_triggered(){
124  PBI->openConfigurationDialog();
125}
126
127// =========================
128// ===== INSTALLED TAB =====
129// =========================
130void MainUI::initializeInstalledTab(){
131  //Setup the action menu for installed applications
132  actionMenu = new QMenu();
133    actionMenu->addAction( QIcon(":icons/view-refresh.png"), tr("Upgrade"), this, SLOT(slotActionUpdate()) );
134    actionMenu->addSeparator();
135    QMenu *dmenu = actionMenu->addMenu( QIcon(":icons/xdg_desktop.png"), tr("Desktop Icons"));
136      dmenu->addAction( QIcon(":icons/add.png"),tr("Add"),this,SLOT(slotActionAddDesktop()) );
137      dmenu->addAction( QIcon(":icons/remove.png"),tr("Remove"),this,SLOT(slotActionRemoveDesktop()) );
138    QMenu *mmenu = actionMenu->addMenu( QIcon(":icons/xdg_menu.png"), tr("Menu Icons"));
139      mmenu->addAction( QIcon(":icons/add.png"),tr("Add"),this,SLOT(slotActionAddMenu()) );
140      mmenu->addAction( QIcon(":icons/remove.png"),tr("Remove"),this,SLOT(slotActionRemoveMenu()) ); 
141      mmenu->addAction( QIcon(":icons/add-root.png"),tr("Add (All Users)"),this,SLOT(slotActionAddMenuAll()) );
142    QMenu *pmenu = actionMenu->addMenu( QIcon(":icons/xdg_paths.png"), tr("Path Links"));
143      pmenu->addAction( QIcon(":icons/add.png"),tr("Add"),this,SLOT(slotActionAddPath()) );
144      pmenu->addAction( QIcon(":icons/remove.png"),tr("Remove"),this,SLOT(slotActionRemovePath()) ); 
145      pmenu->addAction( QIcon(":icons/add-root.png"),tr("Add (All Users)"),this,SLOT(slotActionAddPathAll()) );
146    QMenu *fmenu = actionMenu->addMenu( QIcon(":icons/xdg_mime.png"), tr("File Associations"));
147      fmenu->addAction( QIcon(":icons/add.png"),tr("Add"),this,SLOT(slotActionAddMime()) );
148      fmenu->addAction( QIcon(":icons/remove.png"),tr("Remove"),this,SLOT(slotActionRemoveMime()) ); 
149      fmenu->addAction( QIcon(":icons/add-root.png"),tr("Add (All Users)"),this,SLOT(slotActionAddMimeAll()) );
150    actionMenu->addSeparator();
151    actionMenu->addAction( QIcon(":icons/remove.png"), tr("Uninstall"), this, SLOT(slotActionRemove()) );
152    actionMenu->addSeparator();
153    actionMenu->addAction( QIcon(":icons/dialog-cancel.png"), tr("Cancel Actions"), this, SLOT(slotActionCancel()) );
154    //Now setup the action button
155    ui->tool_install_performaction->setMenu(actionMenu);
156    ui->tool_install_performaction->setPopupMode(QToolButton::InstantPopup);
157    //Now setup any defaults for the installed tab
158    ui->tool_install_gotobrowserpage->setEnabled(FALSE); //disable it until the browser is ready
159    ui->tree_install_apps->setIconSize(QSize(22,22));
160    slotRefreshInstallTab();
161}
162
163void MainUI::formatInstalledItemDisplay(QTreeWidgetItem *item){
164  //simplification function for filling the tree widget item with the appropriate information about the PBI
165  QString ID = item->whatsThis(0);
166  if(item->text(0).isEmpty()){  //new entry - get everything
167    QStringList vals; vals <<"name"<<"version"<<"status"; //same as column order
168    if(!vals.isEmpty()){
169      vals = PBI->PBIInfo(ID, vals);
170      for(int i=0; i<vals.length(); i++){ item->setText(i,vals[i]); }
171      QString icon = PBI->PBIInfo(ID, QStringList("icon")).join("");
172        //Load a default icon if none found
173      if(icon.isEmpty()){ icon = defaultIcon; }
174      item->setIcon(0,QIcon(icon) );
175      item->setCheckState(0,Qt::Unchecked);
176    }
177  }else{ // Just update the necesary info
178    QStringList vals; vals << "version" << "status";
179    vals = PBI->PBIInfo(ID,vals);
180    if(!vals.isEmpty()){ item->setText(1,vals[0]); item->setText(2,vals[1]); }
181  }
182}
183
184QStringList MainUI::getCheckedItems(){
185  //Return the pbiID's of all the checked items
186  QStringList output;
187  for(int i=0; i<ui->tree_install_apps->topLevelItemCount(); i++){
188    if(ui->tree_install_apps->topLevelItem(i)->checkState(0) == Qt::Checked){
189      output << ui->tree_install_apps->topLevelItem(i)->whatsThis(0);
190    }
191  }
192  //If no items checked, use the item that is selected instead
193  if(output.isEmpty()){
194    //Make sure that an item is selected
195    if(ui->tree_install_apps->topLevelItemCount() >0){
196      output << ui->tree_install_apps->currentItem()->whatsThis(0); 
197    }
198  }
199  return output;       
200}
201
202// === SLOTS ===
203void MainUI::slotRefreshInstallTab(){
204  //Update the list of installed PBI's w/o clearing the list (loses selections)
205   //Get the list we need (in order)
206  QStringList installList = PBI->installedList();
207  installList.sort(); //sort in ascending order
208   //Get the list we have now
209  QStringList cList;
210  for(int i=0; i<ui->tree_install_apps->topLevelItemCount(); i++){
211    cList << ui->tree_install_apps->topLevelItem(i)->whatsThis(0);
212  }
213  //Quick finish if no items installed
214  if(installList.isEmpty()){
215    ui->tree_install_apps->clear();
216  }else{
217    //Now make adjustments as necessary
218    for(int i=0; i<installList.length(); i++){
219      //Detemine what action should be done with this item location
220      int todo = 0; //0=insert new item, 1=update current item, 2=remove current item
221      if(i < cList.length()){
222        if(installList[i] == cList[i]){ todo=1; }
223        else if( installList.contains(cList[i]) && !cList.contains(installList[i]) ){ todo=0; } //new item to be inserted here
224        else if( !installList.contains(cList[i]) ){ todo=2; } //current item in this location should be removed
225      }
226      //Now perform the action on this location
227      if(todo==0){ 
228        //insert new item
229        QTreeWidgetItem *item = new QTreeWidgetItem; //create the item
230        item->setWhatsThis(0,installList[i]);
231        //Now format the display
232        formatInstalledItemDisplay(item);
233        //Now insert this item onto the list
234        ui->tree_install_apps->insertTopLevelItem(i,item);
235        cList.insert(i,installList[i]); //reflect this inclusion into the current list
236      }else if(todo==1){
237        //Update current item
238        formatInstalledItemDisplay( ui->tree_install_apps->topLevelItem(i) );
239      }else{
240        //Remove current item
241        ui->tree_install_apps->takeTopLevelItem(i);
242        cList.removeAt(i); //reflect the change to the current list
243        i--; //Re-check the item that should be in this location
244      }
245    }
246    //Now makesure that there are no extra items at the end
247    int il = installList.length();
248    while(il < cList.length()){
249      ui->tree_install_apps->takeTopLevelItem(il);
250      cList.removeAt(il); //reflect the change to the current list
251    }
252  } //end of empty list check
253 
254  //Make sure that there is an item selected
255  if(ui->tree_install_apps->topLevelItemCount() > 0 ){
256    if( ui->tree_install_apps->selectedItems().isEmpty() ){
257      ui->tree_install_apps->setCurrentItem( ui->tree_install_apps->topLevelItem(0) );
258    }
259    //Now re-size the columns to the minimum required width
260    for(int i=0; i<3; i++){
261      ui->tree_install_apps->resizeColumnToContents(i);
262    } 
263  }
264  on_tree_install_apps_itemSelectionChanged(); //Update the info boxes
265  slotDisplayStats();
266}
267void MainUI::slotPBIStatusUpdate(QString pbiID){
268  for(int i=0; i<ui->tree_install_apps->topLevelItemCount(); i++){
269    QString itemID = ui->tree_install_apps->topLevelItem(i)->whatsThis(0);
270    if(itemID == pbiID){
271      QString stat = PBI->PBIInfo(pbiID,QStringList()<<"status").join("");
272      ui->tree_install_apps->topLevelItem(i)->setText(2,stat);
273    }
274  }
275}
276
277void MainUI::on_group_install_showinfo_toggled(bool show){
278  if(ui->tree_install_apps->topLevelItemCount() > 0){
279    ui->group_install_info->setVisible(show);
280  }else{
281    ui->group_install_info->setVisible(FALSE);   
282  }
283}
284
285void MainUI::on_tool_install_gotobrowserpage_clicked(){
286  //When you want to open up the browser page for an application
287  QString appID = Extras::nameToID( ui->tree_install_apps->currentItem()->text(0) );
288  slotGoToApp(appID);
289}
290
291void MainUI::on_tool_install_toggleall_clicked(){
292  //Determine if the current item is checked or unchecked
293  bool checkall = (ui->tree_install_apps->currentItem()->checkState(0) == Qt::Unchecked);
294  for(int i=0; i<ui->tree_install_apps->topLevelItemCount(); i++){
295    if(checkall){ ui->tree_install_apps->topLevelItem(i)->setCheckState(0,Qt::Checked); }
296    else{ui->tree_install_apps->topLevelItem(i)->setCheckState(0,Qt::Unchecked); }
297  }
298}
299
300void MainUI::on_tree_install_apps_itemSelectionChanged(){
301  //When an installed PBI is clicked on
302  QString appID;
303  if(ui->tree_install_apps->topLevelItemCount() > 0){
304    appID = ui->tree_install_apps->currentItem()->whatsThis(0);
305  }
306  if(appID.isEmpty()){
307    ui->group_install_info->setVisible(FALSE);
308    return;
309  }else{
310    ui->group_install_info->setVisible( ui->group_install_showinfo->isChecked() );       
311  }
312  //Get the PBI info for that item
313  QStringList vals; 
314  vals << "name" << "icon" << "author" << "website" << "version" << "license";
315  QStringList bools;
316  bools << "autoupdate" << "hasdesktopicons" << "hasmenuicons";
317  vals = PBI->PBIInfo(appID,vals);
318  bools = PBI->PBIInfo(appID,bools);
319  //Make sure the info lists are not empty
320  if(vals.isEmpty() || bools.isEmpty()){
321    ui->group_install_info->setVisible(FALSE);
322    return; 
323  }
324  //Load a default icon if none found
325  if(vals[1].isEmpty()){ vals[1] = defaultIcon; }
326  //Now set the info on the UI
327  bool desktopSC = (bools[1] == "true"); // XDG desktop entries available
328  bool menuSC= (bools[2] == "true");     // XDG menu entries available
329  bool autoupdate = (bools[0] == "true"); 
330  //Create the shortcuts string
331  QString shortcuts;
332    if(desktopSC && menuSC){ shortcuts = tr("Desktop/Menu"); }
333    else if(desktopSC){ shortcuts = tr("Desktop"); }
334    else if(menuSC){ shortcuts = tr("Menu"); }
335    else{ shortcuts = tr("None"); }
336  //Now display that info on the UI
337  ui->label_install_app->setText(vals[0]);
338  ui->label_install_icon->setPixmap( QPixmap(vals[1]) );
339  if(vals[3].isEmpty()){ 
340    ui->label_install_author->setText(vals[2]); 
341    ui->label_install_author->setToolTip("");
342  }else{ 
343    ui->label_install_author->setText("<a href="+vals[3]+">"+vals[2]+"</a>"); 
344    ui->label_install_author->setToolTip(vals[3]); //show website URL as tooltip
345  }
346  ui->label_install_license->setText(vals[5]);
347  ui->label_install_version->setText(vals[4]);
348  ui->label_install_shortcuts->setText(shortcuts);
349  ui->check_install_autoupdate->setChecked(autoupdate);
350  //Make the upgrade button invisible if no upgrade available
351  if(PBI->upgradeAvailable(appID).isEmpty()){ ui->tool_install_update->setVisible(FALSE); }
352  else{ ui->tool_install_update->setVisible(TRUE); }
353 
354}
355
356void MainUI::on_check_install_autoupdate_clicked(){
357  //Get the current item
358  QString appID;
359  if(ui->tree_install_apps->topLevelItemCount() > 0){
360    appID = ui->tree_install_apps->currentItem()->whatsThis(0);
361  }
362  if(appID.isEmpty()){return;}
363  //Now determine the current state of the checkbox
364  bool enabled = ui->check_install_autoupdate->isChecked();
365  //Now have the backend make the change
366  PBI->enableAutoUpdate(appID, enabled);
367}
368
369void MainUI::on_tool_install_update_clicked(){
370  //Get the current item
371  QString appID;
372  if(ui->tree_install_apps->topLevelItemCount() > 0){
373    appID = ui->tree_install_apps->currentItem()->whatsThis(0);
374  }
375  if(appID.isEmpty()){return;}
376  PBI->upgradePBI(QStringList() << appID);
377}
378
379void MainUI::on_tool_install_remove_clicked(){
380  //Get the current item
381  QString appID;
382  if(ui->tree_install_apps->topLevelItemCount() > 0){
383    appID = ui->tree_install_apps->currentItem()->whatsThis(0);
384  }
385  if(appID.isEmpty()){return;}
386  //Verify removal
387  if( QMessageBox::Yes == QMessageBox::question(this,tr("Verify PBI Removal"), tr("Are you sure you wish to remove this application?")+"\n\n"+appID,QMessageBox::Yes | QMessageBox::Cancel,QMessageBox::Cancel) ){
388    PBI->removePBI(QStringList() << appID);
389  }
390}
391
392// === SELECTED PBI ACTIONS ===
393void MainUI::slotActionAddDesktop(){
394  QStringList items = getCheckedItems();
395  PBI->addDesktopIcons(items,FALSE); //only for current user
396}
397
398void MainUI::slotActionRemoveDesktop(){
399  QStringList items = getCheckedItems();
400  PBI->rmDesktopIcons(items,FALSE);  //Only for current user
401}
402
403void MainUI::slotActionAddPath(){
404  QStringList items = getCheckedItems();
405  PBI->addPaths(items,FALSE);  //Only for current user 
406}
407
408void MainUI::slotActionRemovePath(){
409  QStringList items = getCheckedItems();
410  PBI->rmPaths(items,FALSE);  //Only for current user
411}
412
413void MainUI::slotActionAddPathAll(){
414  QStringList items = getCheckedItems();
415  PBI->addPaths(items,TRUE);  //For all users (root permissions required)
416}
417
418void MainUI::slotActionAddMenu(){
419  QStringList items = getCheckedItems();
420  PBI->addMenuIcons(items,FALSE);  //Only for current user
421}
422
423void MainUI::slotActionRemoveMenu(){
424  QStringList items = getCheckedItems();
425  PBI->rmMenuIcons(items,FALSE);  //Only for current user       
426}
427
428void MainUI::slotActionAddMenuAll(){
429  QStringList items = getCheckedItems();
430  PBI->addMenuIcons(items,TRUE);  //For all users (root permissions required)   
431}
432
433void MainUI::slotActionAddMime(){
434  QStringList items = getCheckedItems();
435  PBI->addMimeTypes(items,FALSE);  //Only for current user     
436}
437
438void MainUI::slotActionRemoveMime(){
439  QStringList items = getCheckedItems();
440  PBI->rmMimeTypes(items,FALSE);  //Only for current user       
441}
442
443void MainUI::slotActionAddMimeAll(){
444    QStringList items = getCheckedItems();
445  PBI->addMimeTypes(items,TRUE);  //For all users (root permissions required)   
446}
447
448void MainUI::slotActionUpdate(){
449  QStringList checkedID = getCheckedItems();
450  if(!checkedID.isEmpty()){
451    PBI->upgradePBI(checkedID); 
452  }
453}
454
455void MainUI::slotActionRemove(){
456  QStringList checkedID = getCheckedItems();
457  if(!checkedID.isEmpty()){
458    //Verify that the user really wants to remove these apps
459    if( QMessageBox::Yes == QMessageBox::question(this,tr("Verify PBI Removal"), tr("Are you sure you wish to remove these applications?")+"\n\n"+checkedID.join("\n"),QMessageBox::Yes | QMessageBox::Cancel,QMessageBox::Cancel) ){
460      PBI->removePBI(checkedID);
461    }
462  }
463}
464
465void MainUI::slotActionCancel(){
466  QStringList checkedID = getCheckedItems();
467  if(!checkedID.isEmpty()){
468    PBI->cancelActions(checkedID); 
469  }
470}
471
472
473// ==========================
474// ====== BROWSER TAB =======
475// ==========================
476void MainUI::initializeBrowserTab(){
477  ui->tab_browse->setEnabled(FALSE);
478  //Always make sure that the browser starts off on the "home" page
479  ui->stacked_browser->setCurrentWidget(ui->page_home);
480  //With invisible shortcut buttons
481  ui->tool_browse_cat->setVisible(FALSE);
482  ui->tool_browse_app->setVisible(FALSE);
483  //Clear any items left over from the designer form
484  clearScrollArea(ui->scroll_br_home_newapps);
485  clearScrollArea(ui->scroll_br_home_cats);
486  //Search functionality
487  searchTimer = new QTimer();
488    searchTimer->setSingleShot(TRUE);
489    searchTimer->setInterval(300); // 0.3 sec wait before a search
490    connect(searchTimer,SIGNAL(timeout()),this,SLOT(slotGoToSearch()) );
491  connect(ui->tool_browse_search,SIGNAL(clicked()),this,SLOT(slotGoToSearch()) );
492  connect(ui->line_browse_searchbar,SIGNAL(returnPressed()),this,SLOT(slotGoToSearch()) );
493}
494
495// === SLOTS ===
496void MainUI::slotDisableBrowser(bool shownotification){
497  if(shownotification){ qDebug() << "No Repo Available: De-activating the Browser"; }
498  ui->tabWidget->setCurrentWidget(ui->tab_installed);
499  ui->tool_install_gotobrowserpage->setEnabled(FALSE);
500  ui->tab_browse->setEnabled(FALSE);
501  slotDisplayStats();
502}
503
504void MainUI::slotEnableBrowser(){
505  qDebug() << "Repo Ready: - generating browser home page";
506  //Now create the browser home page
507  slotUpdateBrowserHome();
508  //And allow the user to go there
509  ui->tool_install_gotobrowserpage->setEnabled(TRUE);
510  ui->tab_browse->setEnabled(TRUE);
511  slotDisplayStats();
512}
513
514void MainUI::slotUpdateBrowserHome(){
515  //Load the Categories
516  QStringList cats = PBI->browserCategories();
517  clearScrollArea(ui->scroll_br_home_cats);
518  QVBoxLayout *catlayout = new QVBoxLayout;
519  QStringList info; info << "name" << "description" << "icon";
520  cats.sort(); //sort them alphabetically
521  for(int i=0; i<cats.length(); i++){
522    QStringList data = PBI->CatInfo(cats[i],info);
523    if(!data.isEmpty()){
524      LargeItemWidget *item = new LargeItemWidget(cats[i],data[0],data[1],data[2]);
525      connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToCategory(QString)) );
526      catlayout->addWidget(item);
527    }
528  }
529  catlayout->addStretch(); //add a spacer to the end
530  ui->scroll_br_home_cats->widget()->setLayout(catlayout);
531  //Load the newest applications
532  clearScrollArea(ui->scroll_br_home_newapps);
533  QHBoxLayout *newapplayout = new QHBoxLayout;
534  QStringList newapps = PBI->getRecentApps();
535  for(int i=0; i<newapps.length(); i++){
536    QStringList appdata = PBI->AppInfo(newapps[i],QStringList() << "name" << "icon" << "latestversion");
537    if(!appdata.isEmpty()){
538      SmallItemWidget *item = new SmallItemWidget(newapps[i],appdata[0],appdata[1],appdata[2]);
539      connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
540      newapplayout->addWidget(item);
541    }
542  }
543  newapplayout->addStretch(); //add a spacer to the end
544  newapplayout->setContentsMargins(0,0,0,0);
545  newapplayout->setSpacing(0);
546  ui->scroll_br_home_newapps->widget()->setLayout(newapplayout);
547  //Make sure that the newapps scrollarea is the proper fit vertically (no vertical scrolling)
548  ui->scroll_br_home_newapps->setMinimumHeight(ui->scroll_br_home_newapps->widget()->minimumSizeHint().height()+ui->scroll_br_home_newapps->horizontalScrollBar()->height());
549 
550  //Make sure the new apps area is invisible if no items available
551  if(newapps.isEmpty()){ ui->group_br_home_newapps->setVisible(FALSE); }
552  else{ ui->group_br_home_newapps->setVisible(TRUE); }
553  //make sure the home page is visible in the browser (slotGoToHome without changing tabs)
554  ui->stacked_browser->setCurrentWidget(ui->page_home); 
555  //Make sure the shortcut buttons are disabled
556  ui->tool_browse_cat->setVisible(FALSE);
557  ui->tool_browse_app->setVisible(FALSE); 
558 
559}
560
561void MainUI::slotGoToHome(){
562  ui->tabWidget->setCurrentWidget(ui->tab_browse);
563  ui->stacked_browser->setCurrentWidget(ui->page_home); 
564  //Make sure the shortcut buttons are disabled
565  ui->tool_browse_cat->setVisible(FALSE);
566  ui->tool_browse_app->setVisible(FALSE);
567}
568
569void MainUI::slotGoToCategory(QString cat){
570  qDebug() << "Show Category:" << cat;
571  //Get the apps in this category
572  QStringList apps = PBI->browserApps(cat);
573  if(apps.isEmpty()){
574    qDebug() << "Invalid category:" << cat;
575    return;
576  }
577  clearScrollArea(ui->scroll_br_cat_apps);
578  apps.sort();
579  QVBoxLayout *applayout = new QVBoxLayout;
580  QStringList info; info << "name" << "description" << "icon";
581  for(int i=0; i<apps.length(); i++){
582    QStringList data = PBI->AppInfo(apps[i],info);
583    if(!data.isEmpty()){
584      //Trim the description if necessary
585      if(data[1].size()>100){ data[1] = data[1].left(100).append("..."); }
586      LargeItemWidget *item = new LargeItemWidget(apps[i],data[0],data[1],data[2]);
587      connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
588      applayout->addWidget(item); 
589    }
590  }
591  applayout->addStretch();
592  ui->scroll_br_cat_apps->widget()->setLayout(applayout);
593  //Now enable/disable the shortcut buttons
594  ui->tool_browse_app->setVisible(FALSE);
595  ui->tool_browse_cat->setVisible(TRUE);
596    QStringList catinfo = PBI->CatInfo(cat,QStringList() << "name" << "icon");
597    ui->tool_browse_cat->setText(catinfo[0]);
598    if(catinfo[1].isEmpty()){ catinfo[1] = defaultIcon; }
599    ui->tool_browse_cat->setIcon(QIcon(catinfo[1]));
600  ui->tabWidget->setCurrentWidget(ui->tab_browse);
601  ui->stacked_browser->setCurrentWidget(ui->page_cat);
602  //Now save that this category is currently displayed
603  cCat = cat;
604}
605
606void MainUI::slotGoToApp(QString appID){
607  qDebug() << "Show App:" << appID;
608  //Get the general application info
609  QStringList data; 
610  data << "name" << "icon" << "author" << "website" << "license" << "type" << "description" \
611       << "category" << "requiresroot" << "latestversion" << "latestarch" <<"latestsize" \
612       << "backupversion" << "backuparch" << "backupsize";
613  data = PBI->AppInfo(appID,data);
614  if(data.isEmpty()){
615    qDebug() << "Invalid App:" << appID;
616    return;
617  }
618  //Start the search for similar apps
619  PBI->searchSimilar = appID;
620  ui->group_bapp_similar->setVisible(FALSE);
621  QTimer::singleShot(0,PBI,SLOT(startSimilarSearch()));
622  //Now Check icon
623  if(data[1].isEmpty()){ data[1] = defaultIcon; }
624  //Now fill the UI with the data
625  ui->label_bapp_name->setText(data[0]);
626  ui->label_bapp_icon->setPixmap(QPixmap(data[1]));
627  if(data[3].isEmpty()){ ui->label_bapp_authorweb->setText(data[2]); }
628  else{ ui->label_bapp_authorweb->setText("<a href="+data[3]+">"+data[2]+"</a>"); }
629  ui->label_bapp_authorweb->setToolTip(data[3]);
630  ui->label_bapp_license->setText(data[4]);
631  ui->label_bapp_type->setText(data[5]);
632  ui->text_bapp_description->setText(data[6]);
633  //Now determine the appropriate version info
634  QString pbiID = PBI->isInstalled(appID); //get pbiID
635  QString cVer;
636  if(!pbiID.isEmpty()){ cVer = PBI->PBIInfo(pbiID,QStringList("version")).join(""); }
637  bool useLatest=FALSE;
638  bool nobackup = data[12].isEmpty();
639  if(cVer.isEmpty()){ useLatest=TRUE; } //not currently installed
640  else if(cVer != data[9]){ useLatest=TRUE;} //not the latest version
641  //Now put the proper version info on the UI
642  if(useLatest || nobackup){
643    ui->label_bapp_version->setText(data[9]);
644    ui->label_bapp_arch->setText(data[10]);
645    if(data[11].isEmpty()){ ui->label_bapp_size->setText(tr("Unknown")); }
646    else{ ui->label_bapp_size->setText( Extras::sizeKToDisplay(data[11]) ); }
647  }else{
648    ui->label_bapp_version->setText(data[12]);
649    ui->label_bapp_arch->setText(data[13]);
650    if(data[14].isEmpty()){ ui->label_bapp_size->setText(tr("Unknown")); }
651    else{ ui->label_bapp_size->setText( Extras::sizeKToDisplay(data[14]) ); }
652  }
653  //Now update the download button appropriately
654  QString ico;
655  QString working = PBI->currentAppStatus(appID);
656  if(!working.isEmpty()){ //app currently pending or actually doing something
657    ui->tool_bapp_download->setText(working);
658    ui->tool_bapp_download->setIcon(QIcon(":icons/working.png"));
659    ui->tool_bapp_download->setEnabled(FALSE);
660  }else if(useLatest && cVer.isEmpty()){ //new installation
661    ui->tool_bapp_download->setText(tr("Install Now!"));
662    ico = ":icons/app_download.png";
663    ui->tool_bapp_download->setEnabled(TRUE);
664  }else if(useLatest){ //Upgrade available
665    ui->tool_bapp_download->setText(tr("Upgrade"));
666    ico = ":icons/app_upgrade.png";
667    ui->tool_bapp_download->setEnabled(TRUE);
668  }else if(!nobackup){  //Downgrade available
669    ui->tool_bapp_download->setText(tr("Downgrade"));
670    ico = ":icons/app_downgrade.png";
671    ui->tool_bapp_download->setEnabled(TRUE);
672  }else{ //already installed (no downgrade available)
673    ui->tool_bapp_download->setText(tr("Installed"));
674    ui->tool_bapp_download->setIcon(QIcon(":icons/dialog-ok.png"));
675    ui->tool_bapp_download->setEnabled(FALSE);
676  }
677  //Now set the icon appropriately if it requires root permissions
678  if(!ico.isEmpty()){
679    if(data[8]=="true"){ //requires root permissions to install
680      ico.replace(".png","-root.png");
681    }
682    ui->tool_bapp_download->setIcon(QIcon(ico));
683  }
684  ui->tool_bapp_download->setWhatsThis(appID); //set for slot
685  //Now enable/disable the shortcut buttons
686  ui->tool_browse_app->setVisible(TRUE);
687    ui->tool_browse_app->setText(data[0]);
688    ui->tool_browse_app->setIcon(QIcon(data[1]));
689  QStringList catinfo = PBI->CatInfo(Extras::nameToID(data[7]),QStringList() << "name" << "icon");
690  if(!catinfo.isEmpty()){
691    ui->tool_browse_cat->setVisible(TRUE);
692    ui->tool_browse_cat->setText(catinfo[0]);
693    if(catinfo[1].isEmpty()){ catinfo[1] = defaultIcon; }
694    ui->tool_browse_cat->setIcon(QIcon(catinfo[1]));
695  }
696  ui->tabWidget->setCurrentWidget(ui->tab_browse);
697  ui->stacked_browser->setCurrentWidget(ui->page_app);
698       
699}
700
701void MainUI::slotGoToSearch(){
702  searchTimer->stop(); //just in case "return" was pressed to start the search
703  QString search = ui->line_browse_searchbar->text();
704  if(search.isEmpty()){ return; }
705  PBI->searchTerm = search;
706  QTimer::singleShot(1,PBI,SLOT(startAppSearch()));
707  ui->label_bsearch_info->setText( tr("Searching the application database. Please Wait....") );
708    ui->label_bsearch_info->setVisible(TRUE);
709    ui->group_bsearch_best->setVisible(FALSE);
710    ui->group_bsearch_other->setVisible(FALSE);
711 
712}
713       
714void MainUI::slotShowSimilarApps(QStringList apps){
715  qDebug() << " - Similar applications:" << apps;
716  if(apps.isEmpty()){ ui->group_bapp_similar->setVisible(FALSE); }
717  else{
718    clearScrollArea(ui->scroll_bapp_similar);
719    QHBoxLayout *layout = new QHBoxLayout;
720    for(int i=0; i<apps.length(); i++){
721      QStringList appdata = PBI->AppInfo(apps[i],QStringList() << "name" << "icon");
722      if(!appdata.isEmpty()){
723        SmallItemWidget *item = new SmallItemWidget(apps[i],appdata[0],appdata[1],"");
724        connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
725        layout->addWidget(item);
726      }
727    }
728    layout->addStretch(); //add a spacer to the end
729    layout->setContentsMargins(1,1,1,1);
730    ui->scroll_bapp_similar->widget()->setLayout(layout);
731    //Make sure that the similar scrollarea is the proper fit vertically (no vertical scrolling)
732    ui->scroll_bapp_similar->setMinimumHeight(ui->scroll_bapp_similar->widget()->minimumSizeHint().height()+ui->scroll_bapp_similar->horizontalScrollBar()->height());
733    //Now make the group visible as appropriate
734    ui->group_bapp_similar->setVisible(TRUE);
735    if(ui->group_bapp_similar->isChecked()){ ui->scroll_bapp_similar->setVisible(TRUE); }
736    else{ ui->scroll_bapp_similar->setVisible(FALSE); }
737    //Now make sure the app page has the proper layout dimensions
738    ui->page_app->updateGeometry();
739  }
740}
741
742void MainUI::slotShowSearchResults(QStringList best, QStringList rest){
743  //Now display the search results
744  if(best.isEmpty()){
745    ui->label_bsearch_info->setText( QString(tr("No Search Results Found for the term: %1")).arg(ui->line_browse_searchbar->text()) );
746    ui->label_bsearch_info->setVisible(TRUE);
747    ui->group_bsearch_best->setVisible(FALSE);
748    ui->group_bsearch_other->setVisible(FALSE);
749  }else{
750    ui->label_bsearch_info->setVisible(FALSE);
751    //Now fill the "best" section
752    clearScrollArea(ui->scroll_bsearch_best);
753    QVBoxLayout *layout = new QVBoxLayout;
754    QStringList info; info << "name" << "description" << "icon";
755    for(int i=0; i<best.length(); i++){
756      QStringList data = PBI->AppInfo(best[i],info);
757      if(!data.isEmpty()){
758        //Trim the description if necessary
759        if(data[1].size()>100){ data[1] = data[1].left(100).append("..."); }
760        LargeItemWidget *item = new LargeItemWidget(best[i],data[0],data[1],data[2]);
761        connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
762        layout->addWidget(item); 
763      }
764    }
765    layout->addStretch();
766    ui->scroll_bsearch_best->widget()->setLayout(layout);
767    ui->group_bsearch_best->setVisible(TRUE);
768   
769    //Now fill the other results
770    if(rest.isEmpty()){ ui->group_bsearch_other->setVisible(FALSE); }
771    else{
772      ui->group_bsearch_other->setVisible(TRUE);
773      clearScrollArea(ui->scroll_bsearch_other);
774      QVBoxLayout *layout2 = new QVBoxLayout;
775      for(int i=0; i<rest.length(); i++){
776        QStringList data = PBI->AppInfo(rest[i],info);
777        if(!data.isEmpty()){
778          //Trim the description if necessary
779          if(data[1].size()>100){ data[1] = data[1].left(100).append("..."); }
780          LargeItemWidget *item = new LargeItemWidget(rest[i],data[0],data[1],data[2]);
781          connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
782          layout2->addWidget(item); 
783        }
784      }
785      layout2->addStretch();
786      ui->scroll_bsearch_other->widget()->setLayout(layout2);
787    }
788  }
789       
790  //need to make sure the search bar still has keyboard focus (just in case)
791  ui->tabWidget->setCurrentWidget(ui->tab_browse);
792  ui->stacked_browser->setCurrentWidget(ui->page_search);
793 
794}
795
796void MainUI::on_tabWidget_currentChanged(){
797  if(ui->tabWidget->currentWidget() == ui->tab_browse){
798    //Refresh the app page if that is the one currently showing
799    if(ui->stacked_browser->currentWidget() == ui->page_app){ on_tool_browse_app_clicked(); }     
800  }
801}
802
803void MainUI::on_tool_browse_home_clicked(){
804  slotGoToHome();
805}
806
807void MainUI::on_tool_browse_cat_clicked(){
808  QString cat = Extras::nameToID(ui->tool_browse_cat->text());
809  if(cCat == cat){ //already loaded - just show it (prevents resetting scroll positions)
810    ui->stacked_browser->setCurrentWidget(ui->page_cat);
811  }else{ //load and show the category
812    slotGoToCategory(cat);
813  }
814}
815
816void MainUI::on_tool_browse_app_clicked(){
817  QString appID = Extras::nameToID(ui->tool_browse_app->text());
818  slotGoToApp(appID);
819}
820
821void MainUI::on_line_browse_searchbar_textChanged(){
822  //Connect this to a singleshot timer, so the search functionality is only
823  //  run once after a short wait rather than every time a new character is typed
824 
825  //Live search only after 3 characters have been typed
826  if(ui->line_browse_searchbar->text().length() > 2){
827    searchTimer->start();
828  }else{
829    searchTimer->stop();         
830  }
831}
832
833void MainUI::on_tool_bapp_download_clicked(){
834  QString appID = ui->tool_bapp_download->whatsThis();
835  PBI->installApp(QStringList() << appID);
836  ui->tool_bapp_download->setEnabled(FALSE); //make sure it cannot be clicked more than once before page refresh
837  //Now show the Installed tab
838  ui->tabWidget->setCurrentWidget(ui->tab_installed);
839}
840
841void MainUI::on_group_br_home_newapps_toggled(bool show){
842  ui->scroll_br_home_newapps->setVisible(show);
843}
844
845void MainUI::on_group_bapp_similar_toggled(bool show){
846  ui->scroll_bapp_similar->setVisible(show);
847}
848
849// ================================
850// ==========  OTHER ==============
851// ================================
852void MainUI::clearScrollArea(QScrollArea* area){
853  QWidget *wgt = area->takeWidget();
854  delete wgt; //delete the widget and all children
855  area->setWidget( new QWidget() ); //create a new widget in the scroll area
856  area->widget()->setContentsMargins(0,0,0,0);
857}
858
859void MainUI::slotDisplayError(QString title,QString err){
860  QMessageBox::warning(this,title,err);
861}
862
863void MainUI::slotDisplayStats(){
864  int avail = PBI->numAvailable;
865  int installed = PBI->numInstalled;
866  QString text;
867  if(avail == -1){
868    text = QString(tr("Installed: %1")).arg(QString::number(installed)); 
869  }else{
870    text = QString(tr("Installed: %1")+"\t"+tr("Available: %2")).arg(QString::number(installed), QString::number(avail)); 
871  }
872  //Get the number of installed/available applications and display it
873  statusLabel->setText(text);   
874}
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