source: src-qt4/pc-softwaremanager/mainUI.cpp @ 0314e57

9.2-releasereleng/10.0releng/10.0.1releng/10.0.2releng/10.0.3
Last change on this file since 0314e57 was 0314e57, checked in by Ken Moore <ken@…>, 16 months ago

Minor modifications to the new AppCafe?: make the list icons 22x22, fix a bug with opening the browser page for an installed application, add two direct action buttons to an installed app info - update (shown when necessary) and remove.

  • Property mode set to 100644
File size: 34.7 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      //ui->tree_install_apps->topLevelItem(i)->setCheckState(0,Qt::Unchecked);
191    }
192  }
193  return output;       
194}
195
196// === SLOTS ===
197void MainUI::slotRefreshInstallTab(){
198  //Update the list of installed PBI's w/o clearing the list (loses selections)
199  QStringList installList = PBI->installedList();
200  //Update the currently shown list
201  for(int i=0; i<ui->tree_install_apps->topLevelItemCount(); i++){
202    QString itemID = ui->tree_install_apps->topLevelItem(i)->whatsThis(0);
203    int index = installList.indexOf(itemID);
204    if( index != -1 ){ //item is still installed
205      //Update the widget item
206      formatInstalledItemDisplay( ui->tree_install_apps->topLevelItem(i) );
207      //Now remove the item from the installed list - already done with it
208      installList.removeAt(index);
209    }else{
210      //Remove the item from the UI list - no longer installed
211      ui->tree_install_apps->takeTopLevelItem(i);
212      i--; //Make sure we don't miss an item by changing the count
213    }
214  }
215  //Now Create new widget items as necessary (anything left on the installed list)
216  for(int i=0; i<installList.length();i++){
217    QTreeWidgetItem *item = new QTreeWidgetItem; //create the item
218      item->setWhatsThis(0,installList[i]);
219    //Now format the display
220    formatInstalledItemDisplay(item);
221    //Now add this item to the list
222    ui->tree_install_apps->addTopLevelItem(item);
223  }
224  //Now re-sort the items
225  if(ui->tree_install_apps->topLevelItemCount() > 0 ){
226    ui->tree_install_apps->sortItems(0,Qt::AscendingOrder);
227    //Make sure that there is an item selected
228    if( ui->tree_install_apps->selectedItems().isEmpty() ){
229      ui->tree_install_apps->setCurrentItem( ui->tree_install_apps->topLevelItem(0) );
230    }
231  }
232  //Now re-size the columns to the minimum required width
233  for(int i=0; i<3; i++){
234    ui->tree_install_apps->resizeColumnToContents(i);
235  }
236  on_tree_install_apps_itemSelectionChanged(); //Update the info boxes
237  slotDisplayStats();
238}
239void MainUI::slotPBIStatusUpdate(QString pbiID){
240  for(int i=0; i<ui->tree_install_apps->topLevelItemCount(); i++){
241    QString itemID = ui->tree_install_apps->topLevelItem(i)->whatsThis(0);
242    if(itemID == pbiID){
243      QString stat = PBI->PBIInfo(pbiID,QStringList()<<"status").join("");
244      ui->tree_install_apps->topLevelItem(i)->setText(2,stat);
245    }
246  }
247}
248
249void MainUI::on_group_install_showinfo_toggled(bool show){
250  if(ui->tree_install_apps->topLevelItemCount() > 0){
251    ui->group_install_info->setVisible(show);
252  }else{
253    ui->group_install_info->setVisible(FALSE);   
254  }
255}
256
257void MainUI::on_tool_install_gotobrowserpage_clicked(){
258  //When you want to open up the browser page for an application
259  QString appID = Extras::nameToID( ui->tree_install_apps->currentItem()->text(0) );
260  slotGoToApp(appID);
261}
262
263void MainUI::on_tool_install_toggleall_clicked(){
264  //Determine if the current item is checked or unchecked
265  bool checkall = (ui->tree_install_apps->currentItem()->checkState(0) == Qt::Unchecked);
266  for(int i=0; i<ui->tree_install_apps->topLevelItemCount(); i++){
267    if(checkall){ ui->tree_install_apps->topLevelItem(i)->setCheckState(0,Qt::Checked); }
268    else{ui->tree_install_apps->topLevelItem(i)->setCheckState(0,Qt::Unchecked); }
269  }
270}
271
272void MainUI::on_tree_install_apps_itemSelectionChanged(){
273  //When an installed PBI is clicked on
274  QString appID;
275  if(ui->tree_install_apps->topLevelItemCount() > 0){
276    appID = ui->tree_install_apps->currentItem()->whatsThis(0);
277  }
278  if(appID.isEmpty()){
279    ui->group_install_info->setVisible(FALSE);
280    return;
281  }else{
282    ui->group_install_info->setVisible( ui->group_install_showinfo->isChecked() );       
283  }
284  //Get the PBI info for that item
285  QStringList vals; 
286  vals << "name" << "icon" << "author" << "website" << "version" << "license";
287  QStringList bools;
288  bools << "autoupdate" << "hasdesktopicons" << "hasmenuicons";
289  vals = PBI->PBIInfo(appID,vals);
290  bools = PBI->PBIInfo(appID,bools);
291  //Make sure the info lists are not empty
292  if(vals.isEmpty() || bools.isEmpty()){
293    ui->group_install_info->setVisible(FALSE);
294    return; 
295  }
296  //Load a default icon if none found
297  if(vals[1].isEmpty()){ vals[1] = defaultIcon; }
298  //Now set the info on the UI
299  bool desktopSC = (bools[1] == "true"); // XDG desktop entries available
300  bool menuSC= (bools[2] == "true");     // XDG menu entries available
301  bool autoupdate = (bools[0] == "true"); 
302  //Create the shortcuts string
303  QString shortcuts;
304    if(desktopSC && menuSC){ shortcuts = tr("Desktop/Menu"); }
305    else if(desktopSC){ shortcuts = tr("Desktop"); }
306    else if(menuSC){ shortcuts = tr("Menu"); }
307    else{ shortcuts = tr("None"); }
308  //Now display that info on the UI
309  ui->label_install_app->setText(vals[0]);
310  ui->label_install_icon->setPixmap( QPixmap(vals[1]) );
311  if(vals[3].isEmpty()){ 
312    ui->label_install_author->setText(vals[2]); 
313    ui->label_install_author->setToolTip("");
314  }else{ 
315    ui->label_install_author->setText("<a href="+vals[3]+">"+vals[2]+"</a>"); 
316    ui->label_install_author->setToolTip(vals[3]); //show website URL as tooltip
317  }
318  ui->label_install_license->setText(vals[5]);
319  ui->label_install_version->setText(vals[4]);
320  ui->label_install_shortcuts->setText(shortcuts);
321  ui->check_install_autoupdate->setChecked(autoupdate);
322  //Make the upgrade button invisible if no upgrade available
323  if(PBI->upgradeAvailable(appID).isEmpty()){ ui->tool_install_update->setVisible(FALSE); }
324  else{ ui->tool_install_update->setVisible(TRUE); }
325 
326}
327
328void MainUI::on_check_install_autoupdate_clicked(){
329  //Get the current item
330  QString appID;
331  if(ui->tree_install_apps->topLevelItemCount() > 0){
332    appID = ui->tree_install_apps->currentItem()->whatsThis(0);
333  }
334  if(appID.isEmpty()){return;}
335  //Now determine the current state of the checkbox
336  bool enabled = ui->check_install_autoupdate->isChecked();
337  //Now have the backend make the change
338  PBI->enableAutoUpdate(appID, enabled);
339}
340
341void MainUI::on_tool_install_update_clicked(){
342  //Get the current item
343  QString appID;
344  if(ui->tree_install_apps->topLevelItemCount() > 0){
345    appID = ui->tree_install_apps->currentItem()->whatsThis(0);
346  }
347  if(appID.isEmpty()){return;}
348  PBI->upgradePBI(QStringList() << appID);
349}
350
351void MainUI::on_tool_install_remove_clicked(){
352  //Get the current item
353  QString appID;
354  if(ui->tree_install_apps->topLevelItemCount() > 0){
355    appID = ui->tree_install_apps->currentItem()->whatsThis(0);
356  }
357  if(appID.isEmpty()){return;}
358  //Verify removal
359  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) ){
360    PBI->removePBI(QStringList() << appID);
361  }
362}
363
364// === SELECTED PBI ACTIONS ===
365void MainUI::slotActionAddDesktop(){
366  QStringList items = getCheckedItems();
367  PBI->addDesktopIcons(items,FALSE); //only for current user
368}
369
370void MainUI::slotActionRemoveDesktop(){
371  QStringList items = getCheckedItems();
372  PBI->rmDesktopIcons(items,FALSE);  //Only for current user
373}
374
375void MainUI::slotActionAddPath(){
376  QStringList items = getCheckedItems();
377  PBI->addPaths(items,FALSE);  //Only for current user 
378}
379
380void MainUI::slotActionRemovePath(){
381  QStringList items = getCheckedItems();
382  PBI->rmPaths(items,FALSE);  //Only for current user
383}
384
385void MainUI::slotActionAddPathAll(){
386  QStringList items = getCheckedItems();
387  PBI->addPaths(items,TRUE);  //For all users (root permissions required)
388}
389
390void MainUI::slotActionAddMenu(){
391  QStringList items = getCheckedItems();
392  PBI->addMenuIcons(items,FALSE);  //Only for current user
393}
394
395void MainUI::slotActionRemoveMenu(){
396  QStringList items = getCheckedItems();
397  PBI->rmMenuIcons(items,FALSE);  //Only for current user       
398}
399
400void MainUI::slotActionAddMenuAll(){
401  QStringList items = getCheckedItems();
402  PBI->addMenuIcons(items,TRUE);  //For all users (root permissions required)   
403}
404
405void MainUI::slotActionAddMime(){
406  QStringList items = getCheckedItems();
407  PBI->addMimeTypes(items,FALSE);  //Only for current user     
408}
409
410void MainUI::slotActionRemoveMime(){
411  QStringList items = getCheckedItems();
412  PBI->rmMimeTypes(items,FALSE);  //Only for current user       
413}
414
415void MainUI::slotActionAddMimeAll(){
416    QStringList items = getCheckedItems();
417  PBI->addMimeTypes(items,TRUE);  //For all users (root permissions required)   
418}
419
420void MainUI::slotActionUpdate(){
421  QStringList checkedID = getCheckedItems();
422  if(!checkedID.isEmpty()){
423    PBI->upgradePBI(checkedID); 
424  }
425}
426
427void MainUI::slotActionRemove(){
428  QStringList checkedID = getCheckedItems();
429  if(!checkedID.isEmpty()){
430    //Verify that the user really wants to remove these apps
431    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) ){
432      PBI->removePBI(checkedID);
433    }
434  }
435}
436
437void MainUI::slotActionCancel(){
438  QStringList checkedID = getCheckedItems();
439  if(!checkedID.isEmpty()){
440    PBI->cancelActions(checkedID); 
441  }
442}
443
444
445// ==========================
446// ====== BROWSER TAB =======
447// ==========================
448void MainUI::initializeBrowserTab(){
449  ui->tab_browse->setEnabled(FALSE);
450  //Always make sure that the browser starts off on the "home" page
451  ui->stacked_browser->setCurrentWidget(ui->page_home);
452  //With invisible shortcut buttons
453  ui->tool_browse_cat->setVisible(FALSE);
454  ui->tool_browse_app->setVisible(FALSE);
455  //Clear any items left over from the designer form
456  clearScrollArea(ui->scroll_br_home_newapps);
457  clearScrollArea(ui->scroll_br_home_cats);
458  //Search functionality
459  searchTimer = new QTimer();
460    searchTimer->setSingleShot(TRUE);
461    searchTimer->setInterval(300); // 0.3 sec wait before a search
462    connect(searchTimer,SIGNAL(timeout()),this,SLOT(slotGoToSearch()) );
463  connect(ui->tool_browse_search,SIGNAL(clicked()),this,SLOT(slotGoToSearch()) );
464  connect(ui->line_browse_searchbar,SIGNAL(returnPressed()),this,SLOT(slotGoToSearch()) );
465}
466
467// === SLOTS ===
468void MainUI::slotDisableBrowser(bool shownotification){
469  if(shownotification){ qDebug() << "No Repo Available: De-activating the Browser"; }
470  ui->tabWidget->setCurrentWidget(ui->tab_installed);
471  ui->tool_install_gotobrowserpage->setEnabled(FALSE);
472  ui->tab_browse->setEnabled(FALSE);
473  slotDisplayStats();
474}
475
476void MainUI::slotEnableBrowser(){
477  qDebug() << "Repo Ready: - generating browser home page";
478  //Now create the browser home page
479  slotUpdateBrowserHome();
480  //And allow the user to go there
481  ui->tool_install_gotobrowserpage->setEnabled(TRUE);
482  ui->tab_browse->setEnabled(TRUE);
483  slotDisplayStats();
484}
485
486void MainUI::slotUpdateBrowserHome(){
487  //Load the Categories
488  QStringList cats = PBI->browserCategories();
489  clearScrollArea(ui->scroll_br_home_cats);
490  QVBoxLayout *catlayout = new QVBoxLayout;
491  QStringList info; info << "name" << "description" << "icon";
492  cats.sort(); //sort them alphabetically
493  for(int i=0; i<cats.length(); i++){
494    QStringList data = PBI->CatInfo(cats[i],info);
495    if(!data.isEmpty()){
496      LargeItemWidget *item = new LargeItemWidget(cats[i],data[0],data[1],data[2]);
497      connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToCategory(QString)) );
498      catlayout->addWidget(item);
499    }
500  }
501  catlayout->addStretch(); //add a spacer to the end
502  ui->scroll_br_home_cats->widget()->setLayout(catlayout);
503  //Load the newest applications
504  clearScrollArea(ui->scroll_br_home_newapps);
505  QHBoxLayout *newapplayout = new QHBoxLayout;
506  QStringList newapps = PBI->getRecentApps();
507  for(int i=0; i<newapps.length(); i++){
508    QStringList appdata = PBI->AppInfo(newapps[i],QStringList() << "name" << "icon" << "latestversion");
509    if(!appdata.isEmpty()){
510      SmallItemWidget *item = new SmallItemWidget(newapps[i],appdata[0],appdata[1],appdata[2]);
511      connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
512      newapplayout->addWidget(item);
513    }
514  }
515  newapplayout->addStretch(); //add a spacer to the end
516  newapplayout->setContentsMargins(0,0,0,0);
517  newapplayout->setSpacing(0);
518  ui->scroll_br_home_newapps->widget()->setLayout(newapplayout);
519  //Make sure that the newapps scrollarea is the proper fit vertically (no vertical scrolling)
520  ui->scroll_br_home_newapps->setMinimumHeight(ui->scroll_br_home_newapps->widget()->minimumSizeHint().height()+ui->scroll_br_home_newapps->horizontalScrollBar()->height());
521 
522  //Make sure the new apps area is invisible if no items available
523  if(newapps.isEmpty()){ ui->group_br_home_newapps->setVisible(FALSE); }
524  else{ ui->group_br_home_newapps->setVisible(TRUE); }
525  //make sure the home page is visible in the browser (slotGoToHome without changing tabs)
526  ui->stacked_browser->setCurrentWidget(ui->page_home); 
527  //Make sure the shortcut buttons are disabled
528  ui->tool_browse_cat->setVisible(FALSE);
529  ui->tool_browse_app->setVisible(FALSE); 
530 
531}
532
533void MainUI::slotGoToHome(){
534  ui->tabWidget->setCurrentWidget(ui->tab_browse);
535  ui->stacked_browser->setCurrentWidget(ui->page_home); 
536  //Make sure the shortcut buttons are disabled
537  ui->tool_browse_cat->setVisible(FALSE);
538  ui->tool_browse_app->setVisible(FALSE);
539}
540
541void MainUI::slotGoToCategory(QString cat){
542  qDebug() << "Show Category:" << cat;
543  //Get the apps in this category
544  QStringList apps = PBI->browserApps(cat);
545  if(apps.isEmpty()){
546    qDebug() << "Invalid category:" << cat;
547    return;
548  }
549  clearScrollArea(ui->scroll_br_cat_apps);
550  apps.sort();
551  QVBoxLayout *applayout = new QVBoxLayout;
552  QStringList info; info << "name" << "description" << "icon";
553  for(int i=0; i<apps.length(); i++){
554    QStringList data = PBI->AppInfo(apps[i],info);
555    if(!data.isEmpty()){
556      //Trim the description if necessary
557      if(data[1].size()>100){ data[1] = data[1].left(100).append("..."); }
558      LargeItemWidget *item = new LargeItemWidget(apps[i],data[0],data[1],data[2]);
559      connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
560      applayout->addWidget(item); 
561    }
562  }
563  applayout->addStretch();
564  ui->scroll_br_cat_apps->widget()->setLayout(applayout);
565  //Now enable/disable the shortcut buttons
566  ui->tool_browse_app->setVisible(FALSE);
567  ui->tool_browse_cat->setVisible(TRUE);
568    QStringList catinfo = PBI->CatInfo(cat,QStringList() << "name" << "icon");
569    ui->tool_browse_cat->setText(catinfo[0]);
570    if(catinfo[1].isEmpty()){ catinfo[1] = defaultIcon; }
571    ui->tool_browse_cat->setIcon(QIcon(catinfo[1]));
572  ui->tabWidget->setCurrentWidget(ui->tab_browse);
573  ui->stacked_browser->setCurrentWidget(ui->page_cat);
574  //Now save that this category is currently displayed
575  cCat = cat;
576}
577
578void MainUI::slotGoToApp(QString appID){
579  qDebug() << "Show App:" << appID;
580  //Get the general application info
581  QStringList data; 
582  data << "name" << "icon" << "author" << "website" << "license" << "type" << "description" \
583       << "category" << "requiresroot" << "latestversion" << "latestarch" <<"latestsize" \
584       << "backupversion" << "backuparch" << "backupsize";
585  data = PBI->AppInfo(appID,data);
586  if(data.isEmpty()){
587    qDebug() << "Invalid App:" << appID;
588    return;
589  }
590  //Start the search for similar apps
591  PBI->searchSimilar = appID;
592  ui->group_bapp_similar->setVisible(FALSE);
593  QTimer::singleShot(0,PBI,SLOT(startSimilarSearch()));
594  //Now Check icon
595  if(data[1].isEmpty()){ data[1] = defaultIcon; }
596  //Now fill the UI with the data
597  ui->label_bapp_name->setText(data[0]);
598  ui->label_bapp_icon->setPixmap(QPixmap(data[1]));
599  if(data[3].isEmpty()){ ui->label_bapp_authorweb->setText(data[2]); }
600  else{ ui->label_bapp_authorweb->setText("<a href="+data[3]+">"+data[2]+"</a>"); }
601  ui->label_bapp_authorweb->setToolTip(data[3]);
602  ui->label_bapp_license->setText(data[4]);
603  ui->label_bapp_type->setText(data[5]);
604  ui->text_bapp_description->setText(data[6]);
605  //Now determine the appropriate version info
606  QString pbiID = PBI->isInstalled(appID); //get pbiID
607  QString cVer;
608  if(!pbiID.isEmpty()){ cVer = PBI->PBIInfo(pbiID,QStringList("version")).join(""); }
609  bool useLatest=FALSE;
610  bool nobackup = data[12].isEmpty();
611  if(cVer.isEmpty()){ useLatest=TRUE; } //not currently installed
612  else if(cVer != data[9]){ useLatest=TRUE;} //not the latest version
613  //Now put the proper version info on the UI
614  if(useLatest || nobackup){
615    ui->label_bapp_version->setText(data[9]);
616    ui->label_bapp_arch->setText(data[10]);
617    if(data[11].isEmpty()){ ui->label_bapp_size->setText(tr("Unknown")); }
618    else{ ui->label_bapp_size->setText( Extras::sizeKToDisplay(data[11]) ); }
619  }else{
620    ui->label_bapp_version->setText(data[12]);
621    ui->label_bapp_arch->setText(data[13]);
622    if(data[14].isEmpty()){ ui->label_bapp_size->setText(tr("Unknown")); }
623    else{ ui->label_bapp_size->setText( Extras::sizeKToDisplay(data[14]) ); }
624  }
625  //Now update the download button appropriately
626  QString ico;
627  QString working = PBI->currentAppStatus(appID);
628  if(!working.isEmpty()){ //app currently pending or actually doing something
629    ui->tool_bapp_download->setText(working);
630    ui->tool_bapp_download->setIcon(QIcon(":icons/working.png"));
631    ui->tool_bapp_download->setEnabled(FALSE);
632  }else if(useLatest && cVer.isEmpty()){ //new installation
633    ui->tool_bapp_download->setText(tr("Install Now!"));
634    ico = ":icons/app_download.png";
635    ui->tool_bapp_download->setEnabled(TRUE);
636  }else if(useLatest){ //Upgrade available
637    ui->tool_bapp_download->setText(tr("Upgrade"));
638    ico = ":icons/app_upgrade.png";
639    ui->tool_bapp_download->setEnabled(TRUE);
640  }else if(!nobackup){  //Downgrade available
641    ui->tool_bapp_download->setText(tr("Downgrade"));
642    ico = ":icons/app_downgrade.png";
643    ui->tool_bapp_download->setEnabled(TRUE);
644  }else{ //already installed (no downgrade available)
645    ui->tool_bapp_download->setText(tr("Installed"));
646    ui->tool_bapp_download->setIcon(QIcon(":icons/dialog-ok.png"));
647    ui->tool_bapp_download->setEnabled(FALSE);
648  }
649  //Now set the icon appropriately if it requires root permissions
650  if(!ico.isEmpty()){
651    if(data[8]=="true"){ //requires root permissions to install
652      ico.replace(".png","-root.png");
653    }
654    ui->tool_bapp_download->setIcon(QIcon(ico));
655  }
656  ui->tool_bapp_download->setWhatsThis(appID); //set for slot
657  //Now enable/disable the shortcut buttons
658  ui->tool_browse_app->setVisible(TRUE);
659    ui->tool_browse_app->setText(data[0]);
660    ui->tool_browse_app->setIcon(QIcon(data[1]));
661  QStringList catinfo = PBI->CatInfo(Extras::nameToID(data[7]),QStringList() << "name" << "icon");
662  if(!catinfo.isEmpty()){
663    ui->tool_browse_cat->setVisible(TRUE);
664    ui->tool_browse_cat->setText(catinfo[0]);
665    if(catinfo[1].isEmpty()){ catinfo[1] = defaultIcon; }
666    ui->tool_browse_cat->setIcon(QIcon(catinfo[1]));
667  }
668  ui->tabWidget->setCurrentWidget(ui->tab_browse);
669  ui->stacked_browser->setCurrentWidget(ui->page_app);
670       
671}
672
673void MainUI::slotGoToSearch(){
674  searchTimer->stop(); //just in case "return" was pressed to start the search
675  QString search = ui->line_browse_searchbar->text();
676  if(search.isEmpty()){ return; }
677  PBI->searchTerm = search;
678  QTimer::singleShot(1,PBI,SLOT(startAppSearch()));
679  ui->label_bsearch_info->setText( tr("Searching the application database. Please Wait....") );
680    ui->label_bsearch_info->setVisible(TRUE);
681    ui->group_bsearch_best->setVisible(FALSE);
682    ui->group_bsearch_other->setVisible(FALSE);
683 
684}
685       
686void MainUI::slotShowSimilarApps(QStringList apps){
687  qDebug() << " - Similar applications:" << apps;
688  if(apps.isEmpty()){ ui->group_bapp_similar->setVisible(FALSE); }
689  else{
690    clearScrollArea(ui->scroll_bapp_similar);
691    QHBoxLayout *layout = new QHBoxLayout;
692    for(int i=0; i<apps.length(); i++){
693      QStringList appdata = PBI->AppInfo(apps[i],QStringList() << "name" << "icon");
694      if(!appdata.isEmpty()){
695        SmallItemWidget *item = new SmallItemWidget(apps[i],appdata[0],appdata[1],"");
696        connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
697        layout->addWidget(item);
698      }
699    }
700    layout->addStretch(); //add a spacer to the end
701    layout->setContentsMargins(1,1,1,1);
702    ui->scroll_bapp_similar->widget()->setLayout(layout);
703    //Make sure that the similar scrollarea is the proper fit vertically (no vertical scrolling)
704    ui->scroll_bapp_similar->setMinimumHeight(ui->scroll_bapp_similar->widget()->minimumSizeHint().height()+ui->scroll_bapp_similar->horizontalScrollBar()->height());
705    //Now make the group visible as appropriate
706    ui->group_bapp_similar->setVisible(TRUE);
707    if(ui->group_bapp_similar->isChecked()){ ui->scroll_bapp_similar->setVisible(TRUE); }
708    else{ ui->scroll_bapp_similar->setVisible(FALSE); }
709    //Now make sure the app page has the proper layout dimensions
710    ui->page_app->updateGeometry();
711  }
712}
713
714void MainUI::slotShowSearchResults(QStringList best, QStringList rest){
715  //Now display the search results
716  if(best.isEmpty()){
717    ui->label_bsearch_info->setText( QString(tr("No Search Results Found for the term: %1")).arg(ui->line_browse_searchbar->text()) );
718    ui->label_bsearch_info->setVisible(TRUE);
719    ui->group_bsearch_best->setVisible(FALSE);
720    ui->group_bsearch_other->setVisible(FALSE);
721  }else{
722    ui->label_bsearch_info->setVisible(FALSE);
723    //Now fill the "best" section
724    clearScrollArea(ui->scroll_bsearch_best);
725    QVBoxLayout *layout = new QVBoxLayout;
726    QStringList info; info << "name" << "description" << "icon";
727    for(int i=0; i<best.length(); i++){
728      QStringList data = PBI->AppInfo(best[i],info);
729      if(!data.isEmpty()){
730        //Trim the description if necessary
731        if(data[1].size()>100){ data[1] = data[1].left(100).append("..."); }
732        LargeItemWidget *item = new LargeItemWidget(best[i],data[0],data[1],data[2]);
733        connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
734        layout->addWidget(item); 
735      }
736    }
737    layout->addStretch();
738    ui->scroll_bsearch_best->widget()->setLayout(layout);
739    ui->group_bsearch_best->setVisible(TRUE);
740   
741    //Now fill the other results
742    if(rest.isEmpty()){ ui->group_bsearch_other->setVisible(FALSE); }
743    else{
744      ui->group_bsearch_other->setVisible(TRUE);
745      clearScrollArea(ui->scroll_bsearch_other);
746      QVBoxLayout *layout2 = new QVBoxLayout;
747      for(int i=0; i<rest.length(); i++){
748        QStringList data = PBI->AppInfo(rest[i],info);
749        if(!data.isEmpty()){
750          //Trim the description if necessary
751          if(data[1].size()>100){ data[1] = data[1].left(100).append("..."); }
752          LargeItemWidget *item = new LargeItemWidget(rest[i],data[0],data[1],data[2]);
753          connect(item,SIGNAL(appClicked(QString)),this,SLOT(slotGoToApp(QString)) );
754          layout2->addWidget(item); 
755        }
756      }
757      layout2->addStretch();
758      ui->scroll_bsearch_other->widget()->setLayout(layout2);
759    }
760  }
761       
762  //need to make sure the search bar still has keyboard focus (just in case)
763  ui->tabWidget->setCurrentWidget(ui->tab_browse);
764  ui->stacked_browser->setCurrentWidget(ui->page_search);
765 
766}
767
768void MainUI::on_tabWidget_currentChanged(){
769  if(ui->tabWidget->currentWidget() == ui->tab_browse){
770    //Refresh the app page if that is the one currently showing
771    if(ui->stacked_browser->currentWidget() == ui->page_app){ on_tool_browse_app_clicked(); }     
772  }
773}
774
775void MainUI::on_tool_browse_home_clicked(){
776  slotGoToHome();
777}
778
779void MainUI::on_tool_browse_cat_clicked(){
780  QString cat = Extras::nameToID(ui->tool_browse_cat->text());
781  if(cCat == cat){ //already loaded - just show it (prevents resetting scroll positions)
782    ui->stacked_browser->setCurrentWidget(ui->page_cat);
783  }else{ //load and show the category
784    slotGoToCategory(cat);
785  }
786}
787
788void MainUI::on_tool_browse_app_clicked(){
789  QString appID = Extras::nameToID(ui->tool_browse_app->text());
790  slotGoToApp(appID);
791}
792
793void MainUI::on_line_browse_searchbar_textChanged(){
794  //Connect this to a singleshot timer, so the search functionality is only
795  //  run once after a short wait rather than every time a new character is typed
796 
797  //Live search only after 3 characters have been typed
798  if(ui->line_browse_searchbar->text().length() > 2){
799    searchTimer->start();
800  }else{
801    searchTimer->stop();         
802  }
803}
804
805void MainUI::on_tool_bapp_download_clicked(){
806  QString appID = ui->tool_bapp_download->whatsThis();
807  PBI->installApp(QStringList() << appID);
808  ui->tool_bapp_download->setEnabled(FALSE); //make sure it cannot be clicked more than once before page refresh
809  //Now show the Installed tab
810  ui->tabWidget->setCurrentWidget(ui->tab_installed);
811}
812
813void MainUI::on_group_br_home_newapps_toggled(bool show){
814  ui->scroll_br_home_newapps->setVisible(show);
815}
816
817void MainUI::on_group_bapp_similar_toggled(bool show){
818  ui->scroll_bapp_similar->setVisible(show);
819}
820
821// ================================
822// ==========  OTHER ==============
823// ================================
824void MainUI::clearScrollArea(QScrollArea* area){
825  QWidget *wgt = area->takeWidget();
826  delete wgt; //delete the widget and all children
827  area->setWidget( new QWidget() ); //create a new widget in the scroll area
828  area->widget()->setContentsMargins(0,0,0,0);
829}
830
831void MainUI::slotDisplayError(QString title,QString err){
832  QMessageBox::warning(this,title,err);
833}
834
835void MainUI::slotDisplayStats(){
836  int avail = PBI->numAvailable;
837  int installed = PBI->numInstalled;
838  QString text;
839  if(avail == -1){
840    text = QString(tr("Installed: %1")).arg(QString::number(installed)); 
841  }else{
842    text = QString(tr("Installed: %1")+"\t"+tr("Available: %2")).arg(QString::number(installed), QString::number(avail)); 
843  }
844  //Get the number of installed/available applications and display it
845  statusLabel->setText(text);   
846}
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