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JUCE/extras/Projucer/Source/Application/jucer_MainWindow.cpp

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C++

/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2017 - ROLI Ltd.
JUCE is an open source library subject to commercial or open-source
licensing.
By using JUCE, you agree to the terms of both the JUCE 5 End-User License
Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
27th April 2017).
End User License Agreement: www.juce.com/juce-5-licence
Privacy Policy: www.juce.com/juce-5-privacy-policy
Or: You may also use this code under the terms of the GPL v3 (see
www.gnu.org/licenses).
JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
DISCLAIMED.
==============================================================================
*/
#include "../Application/jucer_Headers.h"
#include "jucer_Application.h"
#include "jucer_MainWindow.h"
#include "../Wizards/jucer_NewProjectWizardClasses.h"
#include "../Utility/UI/jucer_JucerTreeViewBase.h"
#include "../ProjectSaving/jucer_ProjectSaver.h"
//==============================================================================
MainWindow::MainWindow()
: DocumentWindow (ProjucerApplication::getApp().getApplicationName(),
ProjucerApplication::getApp().lookAndFeel.getCurrentColourScheme()
.getUIColour (LookAndFeel_V4::ColourScheme::UIColour::windowBackground),
DocumentWindow::allButtons,
false)
{
setUsingNativeTitleBar (true);
#if ! JUCE_MAC
setMenuBar (ProjucerApplication::getApp().getMenuModel());
#endif
createProjectContentCompIfNeeded();
setResizable (true, false);
centreWithSize (800, 600);
ApplicationCommandManager& commandManager = ProjucerApplication::getCommandManager();
// Register all the app commands..
commandManager.registerAllCommandsForTarget (this);
commandManager.registerAllCommandsForTarget (getProjectContentComponent());
// update key mappings..
{
commandManager.getKeyMappings()->resetToDefaultMappings();
std::unique_ptr<XmlElement> keys (getGlobalProperties().getXmlValue ("keyMappings"));
if (keys != nullptr)
commandManager.getKeyMappings()->restoreFromXml (*keys);
addKeyListener (commandManager.getKeyMappings());
}
// don't want the window to take focus when the title-bar is clicked..
setWantsKeyboardFocus (false);
getLookAndFeel().setColour (ColourSelector::backgroundColourId, Colours::transparentBlack);
projectNameValue.addListener (this);
setResizeLimits (600, 500, 32000, 32000);
}
MainWindow::~MainWindow()
{
#if ! JUCE_MAC
setMenuBar (nullptr);
#endif
removeKeyListener (ProjucerApplication::getCommandManager().getKeyMappings());
// save the current size and position to our settings file..
getGlobalProperties().setValue ("lastMainWindowPos", getWindowStateAsString());
clearContentComponent();
currentProject.reset();
}
void MainWindow::createProjectContentCompIfNeeded()
{
if (getProjectContentComponent() == nullptr)
{
clearContentComponent();
setContentOwned (new ProjectContentComponent(), false);
jassert (getProjectContentComponent() != nullptr);
}
}
void MainWindow::setTitleBarIcon()
{
if (auto* peer = getPeer())
{
if (currentProject != nullptr)
{
peer->setRepresentedFile (currentProject->getFile());
peer->setIcon (ImageCache::getFromMemory (BinaryData::juce_icon_png, BinaryData::juce_icon_pngSize));
}
else
{
peer->setRepresentedFile ({});
}
}
}
void MainWindow::makeVisible()
{
restoreWindowPosition();
setVisible (true);
addToDesktop(); // (must add before restoring size so that fullscreen will work)
restoreWindowPosition();
setTitleBarIcon();
getContentComponent()->grabKeyboardFocus();
}
ProjectContentComponent* MainWindow::getProjectContentComponent() const
{
return dynamic_cast<ProjectContentComponent*> (getContentComponent());
}
void MainWindow::closeButtonPressed()
{
ProjucerApplication::getApp().mainWindowList.closeWindow (this);
}
bool MainWindow::closeProject (Project* project, bool askUserToSave)
{
jassert (project == currentProject.get() && project != nullptr);
if (project == nullptr)
return true;
project->getStoredProperties().setValue (getProjectWindowPosName(), getWindowStateAsString());
if (auto* pcc = getProjectContentComponent())
{
pcc->saveTreeViewState();
pcc->saveOpenDocumentList();
pcc->hideEditor();
}
if (! ProjucerApplication::getApp().openDocumentManager.closeAllDocumentsUsingProject (*project, askUserToSave))
return false;
if (! askUserToSave || (project->saveIfNeededAndUserAgrees() == FileBasedDocument::savedOk))
{
setProject (nullptr);
return true;
}
return false;
}
bool MainWindow::closeCurrentProject()
{
return currentProject == nullptr || closeProject (currentProject.get());
}
void MainWindow::moveProject (File newProjectFileToOpen)
{
auto openInIDE = currentProject->shouldOpenInIDEAfterSaving();
closeProject (currentProject.get(), false);
openFile (newProjectFileToOpen);
if (currentProject != nullptr)
{
ProjucerApplication::getApp().getCommandManager().invokeDirectly (openInIDE ? CommandIDs::saveAndOpenInIDE
: CommandIDs::saveProject,
false);
}
}
void MainWindow::setProject (Project* newProject)
{
createProjectContentCompIfNeeded();
getProjectContentComponent()->setProject (newProject);
currentProject.reset (newProject);
if (currentProject != nullptr)
projectNameValue.referTo (currentProject->getProjectValue (Ids::name));
else
projectNameValue.referTo (Value());
if (newProject != nullptr)
{
if (auto* peer = getPeer())
peer->setRepresentedFile (newProject->getFile());
}
ProjucerApplication::getCommandManager().commandStatusChanged();
}
void MainWindow::restoreWindowPosition()
{
String windowState;
if (currentProject != nullptr)
windowState = currentProject->getStoredProperties().getValue (getProjectWindowPosName());
if (windowState.isEmpty())
windowState = getGlobalProperties().getValue ("lastMainWindowPos");
restoreWindowStateFromString (windowState);
}
bool MainWindow::canOpenFile (const File& file) const
{
return (! file.isDirectory())
&& (file.hasFileExtension (Project::projectFileExtension)
|| ProjucerApplication::getApp().openDocumentManager.canOpenFile (file));
}
bool MainWindow::openFile (const File& file)
{
createProjectContentCompIfNeeded();
if (file.hasFileExtension (Project::projectFileExtension))
{
std::unique_ptr<Project> newDoc (new Project (file));
auto result = newDoc->loadFrom (file, true);
if (result.wasOk() && closeCurrentProject())
{
setProject (newDoc.get());
newDoc.release()->setChangedFlag (false);
jassert (getProjectContentComponent() != nullptr);
getProjectContentComponent()->reloadLastOpenDocuments();
if (auto* p = getProject())
p->updateDeprecatedProjectSettingsInteractively();
return true;
}
}
else if (file.exists())
{
return getProjectContentComponent()->showEditorForFile (file, true);
}
return false;
}
bool MainWindow::tryToOpenPIP (const File& pipFile)
{
PIPGenerator generator (pipFile);
if (! generator.hasValidPIP())
return false;
auto generatorResult = generator.createJucerFile();
if (generatorResult != Result::ok())
{
AlertWindow::showMessageBoxAsync (AlertWindow::WarningIcon,
"PIP Error.",
generatorResult.getErrorMessage());
return false;
}
if (! generator.createMainCpp())
{
AlertWindow::showMessageBoxAsync (AlertWindow::WarningIcon,
"PIP Error.",
"Failed to create Main.cpp.");
return false;
}
if (! ProjucerApplication::getApp().mainWindowList.openFile (generator.getJucerFile()))
return false;
openPIP (generator);
return true;
}
static bool isDivider (const String& line)
{
auto afterIndent = line.trim();
if (afterIndent.startsWith ("//") && afterIndent.length() > 20)
{
afterIndent = afterIndent.substring (2);
if (afterIndent.containsOnly ("=")
|| afterIndent.containsOnly ("/")
|| afterIndent.containsOnly ("-"))
{
return true;
}
}
return false;
}
static bool isEndOfCommentBlock (const String& line)
{
if (line.contains ("*/"))
return true;
return false;
}
static int getIndexOfCommentBlockStart (const StringArray& lines, int blockEndIndex)
{
for (int i = blockEndIndex; i >= 0; --i)
{
if (lines[i].contains ("/*"))
return i;
}
return 0;
}
static int findBestLineToScrollTo (StringArray lines, StringRef className)
{
for (auto line : lines)
{
if (line.contains ("struct " + className) || line.contains ("class " + className))
{
auto index = lines.indexOf (line);
if (isDivider (lines[index - 1]))
return index - 1;
if (isEndOfCommentBlock (lines[index - 1]))
{
auto blockStartIndex = getIndexOfCommentBlockStart (lines, index - 1);
if (blockStartIndex > 0 && isDivider (lines [blockStartIndex - 1]))
return blockStartIndex - 1;
return blockStartIndex;
}
return lines.indexOf (line);
}
}
return 0;
}
void MainWindow::openPIP (PIPGenerator& generator)
{
if (auto* window = ProjucerApplication::getApp().mainWindowList.getMainWindowForFile (generator.getJucerFile()))
{
if (auto* project = window->getProject())
{
project->setTemporaryDirectory (generator.getOutputDirectory());
ProjectSaver liveBuildSaver (*project, project->getFile());
liveBuildSaver.saveContentNeededForLiveBuild();
if (auto* pcc = window->getProjectContentComponent())
{
pcc->invokeDirectly (CommandIDs::toggleBuildEnabled, true);
pcc->invokeDirectly (CommandIDs::buildNow, true);
pcc->invokeDirectly (CommandIDs::toggleContinuousBuild, true);
auto fileToDisplay = generator.getPIPFile();
if (fileToDisplay != File())
{
pcc->showEditorForFile (fileToDisplay, true);
if (auto* sourceCodeEditor = dynamic_cast <SourceCodeEditor*> (pcc->getEditorComponent()))
{
sourceCodeEditor->editor->scrollToLine (findBestLineToScrollTo (StringArray::fromLines (fileToDisplay.loadFileAsString()),
generator.getMainClassName()));
}
}
}
}
}
}
bool MainWindow::isInterestedInFileDrag (const StringArray& filenames)
{
for (auto& filename : filenames)
if (canOpenFile (File (filename)))
return true;
return false;
}
void MainWindow::filesDropped (const StringArray& filenames, int /*mouseX*/, int /*mouseY*/)
{
for (auto& filename : filenames)
{
const File f (filename);
if (tryToOpenPIP (f))
continue;
if (! isPIPFile (f) && (canOpenFile (f) && openFile (f)))
break;
}
}
bool MainWindow::shouldDropFilesWhenDraggedExternally (const DragAndDropTarget::SourceDetails& sourceDetails,
StringArray& files, bool& canMoveFiles)
{
if (auto* tv = dynamic_cast<TreeView*> (sourceDetails.sourceComponent.get()))
{
Array<JucerTreeViewBase*> selected;
for (int i = tv->getNumSelectedItems(); --i >= 0;)
if (auto* b = dynamic_cast<JucerTreeViewBase*> (tv->getSelectedItem(i)))
selected.add (b);
if (! selected.isEmpty())
{
for (int i = selected.size(); --i >= 0;)
{
if (auto* jtvb = selected.getUnchecked(i))
{
auto f = jtvb->getDraggableFile();
if (f.existsAsFile())
files.add (f.getFullPathName());
}
}
canMoveFiles = false;
return ! files.isEmpty();
}
}
return false;
}
void MainWindow::activeWindowStatusChanged()
{
DocumentWindow::activeWindowStatusChanged();
if (auto* pcc = getProjectContentComponent())
pcc->updateMissingFileStatuses();
ProjucerApplication::getApp().openDocumentManager.reloadModifiedFiles();
if (auto* p = getProject())
{
if (p->hasProjectBeenModified())
{
Component::SafePointer<Component> safePointer (this);
MessageManager::callAsync ([=] ()
{
if (safePointer == nullptr)
return; // bail out if the window has been deleted
auto result = AlertWindow::showOkCancelBox (AlertWindow::QuestionIcon,
TRANS ("The .jucer file has been modified since the last save."),
TRANS ("Do you want to keep the current project or re-load from disk?"),
TRANS ("Keep"),
TRANS ("Re-load from disk"));
if (safePointer == nullptr)
return;
if (result == 0)
{
if (auto* project = getProject())
{
auto oldTemporaryDirectory = project->getTemporaryDirectory();
auto projectFile = project->getFile();
setProject (nullptr);
openFile (projectFile);
if (oldTemporaryDirectory != File())
if (auto* newProject = getProject())
newProject->setTemporaryDirectory (oldTemporaryDirectory);
}
}
else
{
ProjucerApplication::getApp().getCommandManager().invokeDirectly (CommandIDs::saveProject, true);
}
});
}
}
}
void MainWindow::showStartPage()
{
jassert (currentProject == nullptr);
setContentOwned (createNewProjectWizardComponent(), true);
centreWithSize (900, 630);
setVisible (true);
addToDesktop();
getContentComponent()->grabKeyboardFocus();
}
//==============================================================================
ApplicationCommandTarget* MainWindow::getNextCommandTarget()
{
return nullptr;
}
void MainWindow::getAllCommands (Array <CommandID>& commands)
{
const CommandID ids[] =
{
CommandIDs::closeWindow,
CommandIDs::goToPreviousWindow,
CommandIDs::goToNextWindow
};
commands.addArray (ids, numElementsInArray (ids));
}
void MainWindow::getCommandInfo (const CommandID commandID, ApplicationCommandInfo& result)
{
switch (commandID)
{
case CommandIDs::closeWindow:
result.setInfo ("Close Window", "Closes the current window", CommandCategories::general, 0);
result.defaultKeypresses.add (KeyPress ('w', ModifierKeys::commandModifier, 0));
break;
case CommandIDs::goToPreviousWindow:
result.setInfo ("Previous Window", "Activates the previous window", CommandCategories::general, 0);
result.setActive (ProjucerApplication::getApp().mainWindowList.windows.size() > 1);
result.defaultKeypresses.add (KeyPress (KeyPress::tabKey, ModifierKeys::shiftModifier | ModifierKeys::ctrlModifier, 0));
break;
case CommandIDs::goToNextWindow:
result.setInfo ("Next Window", "Activates the next window", CommandCategories::general, 0);
result.setActive (ProjucerApplication::getApp().mainWindowList.windows.size() > 1);
result.defaultKeypresses.add (KeyPress (KeyPress::tabKey, ModifierKeys::ctrlModifier, 0));
break;
default:
break;
}
}
bool MainWindow::perform (const InvocationInfo& info)
{
switch (info.commandID)
{
case CommandIDs::closeWindow:
closeButtonPressed();
break;
case CommandIDs::goToPreviousWindow:
ProjucerApplication::getApp().mainWindowList.goToSiblingWindow (this, -1);
break;
case CommandIDs::goToNextWindow:
ProjucerApplication::getApp().mainWindowList.goToSiblingWindow (this, 1);
break;
default:
return false;
}
return true;
}
void MainWindow::valueChanged (Value&)
{
if (currentProject != nullptr)
setName (currentProject->getProjectNameString() + " - Projucer");
else
setName ("Projucer");
}
//==============================================================================
MainWindowList::MainWindowList()
{
}
void MainWindowList::forceCloseAllWindows()
{
windows.clear();
}
bool MainWindowList::askAllWindowsToClose()
{
saveCurrentlyOpenProjectList();
while (windows.size() > 0)
{
if (! windows[0]->closeCurrentProject())
return false;
windows.remove (0);
}
return true;
}
void MainWindowList::createWindowIfNoneAreOpen()
{
if (windows.size() == 0)
createNewMainWindow()->showStartPage();
}
void MainWindowList::closeWindow (MainWindow* w)
{
jassert (windows.contains (w));
#if ! JUCE_MAC
if (windows.size() == 1 && ! isInReopenLastProjects)
{
JUCEApplicationBase::getInstance()->systemRequestedQuit();
}
else
#endif
{
if (w->closeCurrentProject())
{
windows.removeObject (w);
saveCurrentlyOpenProjectList();
}
}
}
void MainWindowList::goToSiblingWindow (MainWindow* w, int delta)
{
auto index = windows.indexOf (w);
if (index >= 0)
if (auto* next = windows[(index + delta + windows.size()) % windows.size()])
next->toFront (true);
}
void MainWindowList::openDocument (OpenDocumentManager::Document* doc, bool grabFocus)
{
auto& desktop = Desktop::getInstance();
for (int i = desktop.getNumComponents(); --i >= 0;)
{
if (auto* mw = dynamic_cast<MainWindow*> (desktop.getComponent(i)))
{
if (auto* pcc = mw->getProjectContentComponent())
{
if (pcc->hasFileInRecentList (doc->getFile()))
{
mw->toFront (true);
mw->getProjectContentComponent()->showDocument (doc, grabFocus);
return;
}
}
}
}
getFrontmostWindow()->getProjectContentComponent()->showDocument (doc, grabFocus);
}
bool MainWindowList::openFile (const File& file, bool openInBackground)
{
for (auto* w : windows)
{
if (w->getProject() != nullptr && w->getProject()->getFile() == file)
{
w->toFront (true);
return true;
}
}
if (file.hasFileExtension (Project::projectFileExtension))
{
WeakReference<Component> previousFrontWindow (getFrontmostWindow());
auto* w = getOrCreateEmptyWindow();
bool ok = w->openFile (file);
if (ok)
{
w->makeVisible();
avoidSuperimposedWindows (w);
}
else
{
closeWindow (w);
}
if (openInBackground && previousFrontWindow != nullptr)
previousFrontWindow->toFront (true);
return ok;
}
if (getFrontmostWindow()->tryToOpenPIP (file))
return true;
if (! isPIPFile (file) && file.exists())
return getFrontmostWindow()->openFile (file);
return false;
}
MainWindow* MainWindowList::createNewMainWindow()
{
auto w = new MainWindow();
windows.add (w);
w->restoreWindowPosition();
avoidSuperimposedWindows (w);
return w;
}
MainWindow* MainWindowList::getFrontmostWindow (bool createIfNotFound)
{
if (windows.isEmpty())
{
if (createIfNotFound)
{
auto* w = createNewMainWindow();
avoidSuperimposedWindows (w);
w->makeVisible();
return w;
}
return nullptr;
}
for (int i = Desktop::getInstance().getNumComponents(); --i >= 0;)
{
auto* mw = dynamic_cast<MainWindow*> (Desktop::getInstance().getComponent (i));
if (windows.contains (mw))
return mw;
}
return windows.getLast();
}
MainWindow* MainWindowList::getOrCreateEmptyWindow()
{
if (windows.size() == 0)
return createNewMainWindow();
for (int i = Desktop::getInstance().getNumComponents(); --i >= 0;)
{
auto* mw = dynamic_cast<MainWindow*> (Desktop::getInstance().getComponent (i));
if (windows.contains (mw) && mw->getProject() == nullptr)
return mw;
}
return createNewMainWindow();
}
MainWindow* MainWindowList::getMainWindowForFile (const File& file)
{
if (windows.size() > 0)
{
for (auto* window : windows)
{
if (auto* project = window->getProject())
{
if (project->getFile() == file)
return window;
}
}
}
return nullptr;
}
void MainWindowList::avoidSuperimposedWindows (MainWindow* const mw)
{
for (int i = windows.size(); --i >= 0;)
{
auto* other = windows.getUnchecked(i);
auto b1 = mw->getBounds();
auto b2 = other->getBounds();
if (mw != other
&& std::abs (b1.getX() - b2.getX()) < 3
&& std::abs (b1.getY() - b2.getY()) < 3
&& std::abs (b1.getRight() - b2.getRight()) < 3
&& std::abs (b1.getBottom() - b2.getBottom()) < 3)
{
int dx = 40, dy = 30;
if (b1.getCentreX() >= mw->getScreenBounds().getCentreX()) dx = -dx;
if (b1.getCentreY() >= mw->getScreenBounds().getCentreY()) dy = -dy;
mw->setBounds (b1.translated (dx, dy));
}
}
}
void MainWindowList::saveCurrentlyOpenProjectList()
{
Array<File> projects;
auto& desktop = Desktop::getInstance();
for (int i = 0; i < desktop.getNumComponents(); ++i)
{
if (auto* mw = dynamic_cast<MainWindow*> (desktop.getComponent(i)))
if (auto* p = mw->getProject())
if (! p->isTemporaryProject())
projects.add (p->getFile());
}
getAppSettings().setLastProjects (projects);
}
void MainWindowList::reopenLastProjects()
{
const ScopedValueSetter<bool> setter (isInReopenLastProjects, true);
for (auto& p : getAppSettings().getLastProjects())
if (p.existsAsFile())
openFile (p, true);
}
void MainWindowList::sendLookAndFeelChange()
{
for (auto* w : windows)
w->sendLookAndFeelChange();
}
Project* MainWindowList::getFrontmostProject()
{
auto& desktop = Desktop::getInstance();
for (int i = desktop.getNumComponents(); --i >= 0;)
if (auto* mw = dynamic_cast<MainWindow*> (desktop.getComponent(i)))
if (auto* p = mw->getProject())
return p;
return nullptr;
}