1 /* 2 * Copyright 2013, Ingo Weinhold, ingo_weinhold@gmx.de. 3 * Distributed under the terms of the MIT License. 4 */ 5 6 7 #include "ResultWindow.h" 8 9 #include <Button.h> 10 #include <Catalog.h> 11 #include <GroupView.h> 12 #include <LayoutBuilder.h> 13 #include <ScrollView.h> 14 #include <StringView.h> 15 #include <package/solver/SolverPackage.h> 16 #include <package/solver/SolverRepository.h> 17 18 #include <AutoDeleter.h> 19 #include <AutoLocker.h> 20 #include <ViewPort.h> 21 22 23 #undef B_TRANSLATION_CONTEXT 24 #define B_TRANSLATION_CONTEXT "PackageResult" 25 26 using namespace BPackageKit; 27 28 29 static const uint32 kApplyMessage = 'rtry'; 30 31 32 ResultWindow::ResultWindow() 33 : 34 BWindow(BRect(0, 0, 400, 300), B_TRANSLATE_COMMENT("Package changes", 35 "Window title"), B_TITLED_WINDOW_LOOK, 36 B_NORMAL_WINDOW_FEEL, 37 B_ASYNCHRONOUS_CONTROLS | B_NOT_MINIMIZABLE | B_AUTO_UPDATE_SIZE_LIMITS, 38 B_ALL_WORKSPACES), 39 fDoneSemaphore(-1), 40 fClientWaiting(false), 41 fAccepted(false), 42 fContainerView(NULL), 43 fCancelButton(NULL), 44 fApplyButton(NULL) 45 46 { 47 fDoneSemaphore = create_sem(0, "package changes"); 48 if (fDoneSemaphore < 0) 49 throw std::bad_alloc(); 50 51 BStringView* topTextView = NULL; 52 BViewPort* viewPort = NULL; 53 54 BLayoutBuilder::Group<>(this, B_VERTICAL, B_USE_DEFAULT_SPACING) 55 .SetInsets(B_USE_SMALL_INSETS) 56 .Add(topTextView = new BStringView(NULL, B_TRANSLATE( 57 "The following additional package changes have to be made:"))) 58 .Add(new BScrollView(NULL, viewPort = new BViewPort(), 0, false, true)) 59 .AddGroup(B_HORIZONTAL) 60 .Add(fCancelButton = new BButton(B_TRANSLATE("Cancel"), 61 new BMessage(B_CANCEL))) 62 .AddGlue() 63 .Add(fApplyButton = new BButton(B_TRANSLATE("Apply changes"), 64 new BMessage(kApplyMessage))) 65 .End(); 66 67 topTextView->SetExplicitMaxSize(BSize(B_SIZE_UNLIMITED, B_SIZE_UNSET)); 68 69 viewPort->SetChildView(fContainerView = new BGroupView(B_VERTICAL, 0)); 70 71 // set small scroll step (large step will be set by the view port) 72 font_height fontHeight; 73 topTextView->GetFontHeight(&fontHeight); 74 float smallStep = ceilf(fontHeight.ascent + fontHeight.descent); 75 viewPort->ScrollBar(B_VERTICAL)->SetSteps(smallStep, smallStep); 76 } 77 78 79 ResultWindow::~ResultWindow() 80 { 81 if (fDoneSemaphore >= 0) 82 delete_sem(fDoneSemaphore); 83 } 84 85 86 bool 87 ResultWindow::AddLocationChanges(const char* location, 88 const PackageList& packagesToInstall, 89 const PackageSet& packagesAlreadyAdded, 90 const PackageList& packagesToUninstall, 91 const PackageSet& packagesAlreadyRemoved) 92 { 93 BGroupView* locationGroup = new BGroupView(B_VERTICAL); 94 ObjectDeleter<BGroupView> locationGroupDeleter(locationGroup); 95 96 locationGroup->GroupLayout()->SetInsets(B_USE_SMALL_INSETS); 97 98 float backgroundTint = B_NO_TINT; 99 if ((fContainerView->CountChildren() & 1) != 0) 100 backgroundTint = 1.04; 101 locationGroup->SetViewUIColor(B_LIST_BACKGROUND_COLOR, backgroundTint); 102 103 BStringView* locationView = new BStringView(NULL, 104 BString().SetToFormat("in %s:", location)); 105 locationGroup->AddChild(locationView); 106 locationView->SetExplicitMaxSize(BSize(B_SIZE_UNLIMITED, B_SIZE_UNSET)); 107 locationView->AdoptParentColors(); 108 BFont locationFont; 109 locationView->GetFont(&locationFont); 110 locationFont.SetFace(B_BOLD_FACE); 111 locationView->SetFont(&locationFont); 112 113 BGroupLayout* packagesGroup = new BGroupLayout(B_VERTICAL); 114 locationGroup->GroupLayout()->AddItem(packagesGroup); 115 packagesGroup->SetInsets(20, 0, 0, 0); 116 117 bool packagesAdded = _AddPackages(packagesGroup, packagesToInstall, 118 packagesAlreadyAdded, true); 119 packagesAdded |= _AddPackages(packagesGroup, packagesToUninstall, 120 packagesAlreadyRemoved, false); 121 122 if (!packagesAdded) 123 return false; 124 125 fContainerView->AddChild(locationGroup); 126 locationGroupDeleter.Detach(); 127 128 return true; 129 } 130 131 132 bool 133 ResultWindow::Go() 134 { 135 AutoLocker<ResultWindow> locker(this); 136 137 CenterOnScreen(); 138 Show(); 139 140 fAccepted = false; 141 fClientWaiting = true; 142 143 locker.Unlock(); 144 145 while (acquire_sem(fDoneSemaphore) == B_INTERRUPTED) { 146 } 147 148 locker.Lock(); 149 bool result = false; 150 if (locker.IsLocked()) { 151 result = fAccepted; 152 Quit(); 153 locker.Detach(); 154 } else 155 PostMessage(B_QUIT_REQUESTED); 156 157 return result; 158 } 159 160 161 bool 162 ResultWindow::QuitRequested() 163 { 164 if (fClientWaiting) { 165 Hide(); 166 fClientWaiting = false; 167 release_sem(fDoneSemaphore); 168 return false; 169 } 170 171 return true; 172 } 173 174 175 void 176 ResultWindow::MessageReceived(BMessage* message) 177 { 178 switch (message->what) { 179 case B_CANCEL: 180 case kApplyMessage: 181 Hide(); 182 fAccepted = message->what == kApplyMessage; 183 fClientWaiting = false; 184 release_sem(fDoneSemaphore); 185 break; 186 default: 187 BWindow::MessageReceived(message); 188 break; 189 } 190 } 191 192 193 bool 194 ResultWindow::_AddPackages(BGroupLayout* packagesGroup, 195 const PackageList& packages, const PackageSet& ignorePackages, bool install) 196 { 197 bool packagesAdded = false; 198 199 for (int32 i = 0; BSolverPackage* package = packages.ItemAt(i); 200 i++) { 201 if (ignorePackages.find(package) != ignorePackages.end()) 202 continue; 203 204 BString text; 205 if (install) { 206 text.SetToFormat(B_TRANSLATE_COMMENT("install package %s from " 207 "repository %s\n", "Don't change '%s' variables"), 208 package->Info().FileName().String(), 209 package->Repository()->Name().String()); 210 } else { 211 text.SetToFormat(B_TRANSLATE_COMMENT("uninstall package %s\n", 212 "Don't change '%s' variable"), 213 package->VersionedName().String()); 214 } 215 216 BStringView* packageView = new BStringView(NULL, text); 217 packagesGroup->AddView(packageView); 218 packageView->SetExplicitMaxSize(BSize(B_SIZE_UNLIMITED, B_SIZE_UNSET)); 219 packageView->AdoptParentColors(); 220 221 packagesAdded = true; 222 } 223 224 return packagesAdded; 225 } 226