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Diffstat (limited to 'python/pykde/examples/pykde-sampler/sampler.py')
| -rw-r--r-- | python/pykde/examples/pykde-sampler/sampler.py | 423 |
1 files changed, 0 insertions, 423 deletions
diff --git a/python/pykde/examples/pykde-sampler/sampler.py b/python/pykde/examples/pykde-sampler/sampler.py deleted file mode 100644 index bacf6346..00000000 --- a/python/pykde/examples/pykde-sampler/sampler.py +++ /dev/null @@ -1,423 +0,0 @@ -#!/usr/bin/env python -""" The PyKDE application sampler - -This module defines the top-level widgets for displaying the sampler -application. - - -""" -import inspect -import os -import sys - -from qt import SIGNAL, SLOT, PYSIGNAL, Qt -from qt import QVBoxLayout, QLabel, QPixmap, QSplitter, QFrame, QDialog -from qt import QSizePolicy, QHBoxLayout, QSpacerItem, QPushButton - -from kdecore import i18n, KAboutData, KApplication, KCmdLineArgs, KGlobal -from kdecore import KGlobalSettings, KWin, KWinModule, KURL, KIcon - -from kdeui import KComboBox, KListView, KListViewItem, KTabWidget, KTextEdit -from kdeui import KMainWindow, KPushButton, KSplashScreen, KStdAction -from kdeui import KKeyDialog, KEditToolbar - -from kio import KTrader -from kparts import createReadOnlyPart, createReadWritePart -from khtml import KHTMLPart - -import about -import lib - - -try: - __file__ -except (NameError, ): - __file__ = sys.argv[0] - - -sigDoubleClicked = SIGNAL('doubleClicked(QListViewItem *)') -sigViewItemSelected = SIGNAL('selectionChanged(QListViewItem *)') -sigSampleSelected = PYSIGNAL('sample selected') - -blank = KURL('about:blank') - - -def appConfig(group=None): - """ appConfig(group=None) -> returns the application KConfig - - """ - config = KGlobal.instance().config() - if group is not None: - config.setGroup(group) - return config - - -def getIcon(name, group=KIcon.NoGroup, size=KIcon.SizeSmall): - """ returns a kde icon by name - - """ - return KGlobal.instance().iconLoader().loadIcon(name, group, size) - - -def getIconSet(name, group=KIcon.NoGroup, size=KIcon.SizeSmall): - """ returns a kde icon set by name - - """ - return KGlobal.instance().iconLoader().loadIconSet(name, group, size) - - -def buildPart(parent, query, constraint, writable=False): - """ builds the first available offered part on the parent - - """ - offers = KTrader.self().query(query, constraint) - for ptr in offers: - if writable: - builder = createReadWritePart - else: - builder = createReadOnlyPart - part = builder(ptr.library(), parent, ptr.name()) - if part: - break - return part - - - -class CommonFrame(QFrame): - """ provides a modicum of reuse - - """ - def __init__(self, parent): - QFrame.__init__(self, parent) - layout = QVBoxLayout(self) - layout.setAutoAdd(True) - layout.setAlignment(Qt.AlignCenter | Qt.AlignVCenter) - - -class SamplerFrame(CommonFrame): - """ frame type that swaps out old widgets for new when told to do so - - """ - def __init__(self, parent): - CommonFrame.__init__(self, parent) - self.widget = None - - def setWidget(self, widget): - self.layout().deleteAllItems() - previous = self.widget - if previous: - previous.close() - delattr(self, 'widget') - self.widget = widget - - def showSample(self, item, module): - try: - frameType = module.builder() - except (AttributeError, ): - print 'No sample callable defined in %s' % (module.name(), ) - else: - frame = frameType(self) - self.setWidget(frame) - frame.show() - - -class SourceFrame(CommonFrame): - """ frame with part for displaying python source - - """ - def __init__(self, parent): - CommonFrame.__init__(self, parent) - query = '' - self.part = buildPart(self, 'application/x-python', query, False) - - def showModuleSource(self, item, module): - if not self.part: - print 'No part available for displaying python source.' - return - try: - modulefile = inspect.getabsfile(module.module) - except: - return - self.part.openURL(blank) - if os.path.splitext(modulefile)[-1] == '.py': - self.part.openURL(KURL('file://%s' % modulefile)) - - -class WebFrame(CommonFrame): - """ frame with part for viewing web pages - - """ - docBase = 'http://www.riverbankcomputing.com/Docs/PyKDE3/classref/' - - def __init__(self, parent): - CommonFrame.__init__(self, parent) - self.part = part = buildPart(self, 'text/html', "Type == 'Service'") - #part.connect(part, SIGNAL('khtmlMousePressEvent(a)'), self.onURL) - - def onURL(self, a): - print '****', a - - def showDocs(self, item, module): - try: - mod, cls = module.module.docParts - except (AttributeError, ): - url = blank - else: - url = KURL(self.docUrl(mod, cls)) - self.part.openURL(url) - - - def docUrl(self, module, klass): - """ docUrl(name) -> return a doc url given a name from the kde libs - - """ - return '%s/%s/%s.html' % (self.docBase, module, klass, ) - - -class OutputFrame(KTextEdit): - """ text widget that acts (just enough) like a file - - """ - def __init__(self, parent, filehandle): - KTextEdit.__init__(self, parent) - self.filehandle = filehandle - self.setReadOnly(True) - self.setFont(KGlobalSettings.fixedFont()) - - - def write(self, text): - self.insert(text) - - - def clear(self): - self.setText('') - - - def __getattr__(self, name): - return getattr(self.filehandle, name) - - -class SamplerListView(KListView): - """ the main list view of samples - - """ - def __init__(self, parent): - KListView.__init__(self, parent) - self.addColumn(i18n('Sample')) - self.setRootIsDecorated(True) - - modules = lib.listmodules() - modules.sort(lambda a, b: cmp(a[0], b[0])) - - modmap = dict(modules) - modules = [(name.split('.'), name, mod) for name, mod in modules] - roots, cache = {}, {} - - for names, modname, module in modules: - topname, subnames = names[0], names[1:] - item = roots.get(topname, None) - if item is None: - roots[topname] = item = KListViewItem(self, module.labelText()) - item.module = module - item.setPixmap(0, getIcon(module.icon())) - - bname = '' - subitem = item - for subname in subnames: - bname = '%s.%s' % (bname, subname, ) - item = cache.get(bname, None) - if item is None: - subitem = cache[bname] = \ - KListViewItem(subitem, module.labelText()) - subitem.module = module - subitem.setPixmap(0, getIcon(module.icon())) - subitem = item - - for root in roots.values(): - self.setOpen(root, True) - - -class SamplerMainWindow(KMainWindow): - """ the main window - - """ - def __init__(self, *args): - KMainWindow.__init__(self, *args) - self.hSplitter = hSplit = QSplitter(Qt.Horizontal, self) - self.samplesList = samplesList = SamplerListView(hSplit) - self.vSplitter = vSplit = QSplitter(Qt.Vertical, hSplit) - self.setCentralWidget(hSplit) - self.setIcon(getIcon('kmail')) - - hSplit.setOpaqueResize(True) - vSplit.setOpaqueResize(True) - - self.contentTabs = cTabs = KTabWidget(vSplit) - self.outputTabs = oTabs = KTabWidget(vSplit) - - self.sampleFrame = SamplerFrame(cTabs) - self.sourceFrame = SourceFrame(cTabs) - self.webFrame = WebFrame(cTabs) - - cTabs.insertTab(self.sampleFrame, getIconSet('exec'), i18n('Sample')) - cTabs.insertTab(self.sourceFrame, getIconSet('source'), i18n('Source')) - cTabs.insertTab(self.webFrame, getIconSet('help'), i18n('Docs')) - - sys.stdout = self.stdoutFrame = OutputFrame(oTabs, sys.stdout) - sys.stderr = self.stderrFrame = OutputFrame(oTabs, sys.stderr) - - termIcons = getIconSet('terminal') - oTabs.insertTab(self.stdoutFrame, termIcons, i18n('stdout')) - oTabs.insertTab(self.stderrFrame, termIcons, i18n('stderr')) - - self.resize(640, 480) - height, width = self.height(), self.width() - hSplit.setSizes([width * 0.35, width * 0.65]) - vSplit.setSizes([height * 0.80, height * 0.20]) - - self.xmlRcFileName = os.path.abspath(os.path.join(os.path.dirname(__file__), 'sampler.rc')) - self.setXMLFile(self.xmlRcFileName) - config = appConfig() - actions = self.actionCollection() - actions.readShortcutSettings("", config) - self.quitAction = KStdAction.quit(self.close, actions) - - self.toggleMenubarAction = \ - KStdAction.showMenubar(self.showMenubar, actions) - self.toggleToolbarAction = \ - KStdAction.showToolbar(self.showToolbar, actions) - self.toggleStatusbarAction = \ - KStdAction.showStatusbar(self.showStatusbar, actions) - self.configureKeysAction = \ - KStdAction.keyBindings(self.showConfigureKeys, actions) - self.configureToolbarAction = \ - KStdAction.configureToolbars(self.showConfigureToolbars, actions) - self.configureAppAction = \ - KStdAction.preferences(self.showConfiguration, actions) - - connect = self.connect - connect(samplesList, sigViewItemSelected, self.sampleSelected) - connect(self, sigSampleSelected, self.reloadModule) - connect(self, sigSampleSelected, self.sourceFrame.showModuleSource) - connect(self, sigSampleSelected, self.sampleFrame.showSample) - connect(self, sigSampleSelected, self.webFrame.showDocs) - - self.restoreWindowSize(config) - self.createGUI(self.xmlRcFileName, 0) - self.sourceFrame.part.openURL(KURL('file://%s' % os.path.abspath(__file__))) - - - def showConfiguration(self): - """ showConfiguration() -> display the config dialog - - """ - return - ## not yet implemented - dlg = configdialog.ConfigurationDialog(self) - for obj in (self.stderrFrame, self.stdoutFrame, self.pythonShell): - call = getattr(obj, 'configChanged', None) - if call: - self.connect(dlg, util.sigConfigChanged, call) - dlg.show() - - - def senderCheckShow(self, widget): - """ senderCheckShow(widget) -> show or hide widget if sender is checked - - """ - if self.sender().isChecked(): - widget.show() - else: - widget.hide() - - - def showMenubar(self): - """ showMenuBar() -> toggle the menu bar - - """ - self.senderCheckShow(self.menuBar()) - - - def showToolbar(self): - """ showToolbar() -> toggle the tool bar - - """ - self.senderCheckShow(self.toolBar()) - - - def showStatusbar(self): - """ showStatusbar() -> toggle the status bar - - """ - self.senderCheckShow(self.statusBar()) - - - def showConfigureKeys(self): - """ showConfigureKeys() -> show the shortcut keys dialog - - """ - ret = KKeyDialog.configure(self.actionCollection(), self) - print ret - if ret == QDialog.Accepted: - actions = self.actionCollection() - actions.writeShortcutSettings(None, appConfig()) - - - def showConfigureToolbars(self): - """ showConfigureToolbars() -> broken - - """ - dlg = KEditToolbar(self.actionCollection(), self.xmlRcFileName) - self.connect(dlg, SIGNAL('newToolbarConfig()'), self.rebuildGui) - #connect(self, sigSampleSelected, self.sourceFrame.showModuleSource) - - dlg.exec_loop() - - - def rebuildGui(self): - """ rebuildGui() -> recreate the gui and refresh the palette - - """ - self.createGUI(self.xmlRcFileName, 0) - for widget in (self.toolBar(), self.menuBar(), ): - widget.setPalette(self.palette()) - - - def sampleSelected(self): - """ sampleSelected() -> emit the current item and its module - - """ - self.stdoutFrame.clear() - self.stderrFrame.clear() - item = self.sender().currentItem() - self.emit(sigSampleSelected, (item, item.module)) - - - def setSplashPixmap(self, pixmap): - """ setSplashPixmap(pixmap) -> assimilate the splash screen pixmap - - """ - target = self.sampleFrame - label = QLabel(target) - label.setPixmap(pixmap) - target.setWidget(label) - - - def reloadModule(self, item, module): - print >> sys.__stdout__, 'reload: ', reload(module.module) - - -if __name__ == '__main__': - aboutdata = about.about() - KCmdLineArgs.init(sys.argv, aboutdata) - app = KApplication() - - splashpix = QPixmap(os.path.join(lib.samplerpath, 'aboutkde.png')) - splash = KSplashScreen(splashpix) - splash.resize(splashpix.size()) - splash.show() - mainWindow = SamplerMainWindow() - mainWindow.setSplashPixmap(splashpix) - mainWindow.show() - splash.finish(mainWindow) - app.exec_loop() |