From 9c9acac7dbbc5136066c97ab1d20254f6e4ee1f5 Mon Sep 17 00:00:00 2001 From: David Cantrell Date: Fri, 5 May 2006 20:55:19 +0000 Subject: I made a class. --- iw/release_notes_viewer_gui.py | 371 +++++++++++++++++++++-------------------- 1 file changed, 192 insertions(+), 179 deletions(-) (limited to 'iw') diff --git a/iw/release_notes_viewer_gui.py b/iw/release_notes_viewer_gui.py index d8f365d1d..95d4730e4 100755 --- a/iw/release_notes_viewer_gui.py +++ b/iw/release_notes_viewer_gui.py @@ -1,10 +1,10 @@ #!/usr/bin/python # -# release_notes_viewer_iw.py - viewer for release notes +# release_notes_viewer_iw.py - "I can't believe it's not a web browser." # -# Michael Fulbright +# David Cantrell # -# Copyright 2003 Red Hat, Inc. +# Copyright 2006 Red Hat, Inc. # # This software may be freely redistributed under the terms of the GNU # library public license. @@ -17,191 +17,204 @@ import sys import os import gtk +import gtkhtml2 +import urllib +import urlparse from rhpl.translate import _, N_ sys.path.append('/usr/lib/anaconda') +from gui import addFrame + +class ReleaseNotesViewer: + def __init__(self, uri, w, h): + self.currentURI = None + self.htmlheader = "

"
+		self.htmlfooter = "

" + self.doc = gtkhtml2.Document() + self.vue = gtkhtml2.View() + self.opener = urllib.FancyURLopener() + + self.doc.connect('request_url', self.requestURLCallBack) + self.doc.connect('link_clicked', self.linkClickedCallBack) + self.vue.connect('request_object', self.requestObjectCallBack) + + if uri is not None: + self.load(uri) + + if w is not None and h is not None: + # window size specified by caller + self.width = int(w) + self.height = int(h) + else: + # no window size specified, figure it out + if gtk.gdk.screen_width() >= 800: + self.width = 800 + self.height = 600 + else: + self.width = 640 + self.height = 480 + + # FIXME: replace with logger from anaconda_log (fix exec first) + def log(self, string): + print string + + def load(self, uri): + def loadWrapper(baloney): + self.doc.open_stream('text/html') + self.doc.write_stream(self.htmlheader) + self.doc.write_stream(baloney) + self.doc.write_stream(self.htmlfooter) + + if os.access(uri, os.R_OK): + try: + f = self.openURI(uri) + except OSError: + log.info("Failed to open %s" % (link,)) + return + + self.doc.clear() + headers = f.info() + + mime = headers.getheader('Content-type') + if mime: + self.doc.open_stream(mime) + self.doc.write_stream(f.read()) + else: + loadWrapper(f.read()) + + self.doc.close_stream() + f.close() + + self.currentURI = self.resolveURI(uri) + else: + loadWrapper(_("Release notes are missing.\n")) + + self.currentURI = None + + def view(self): + self.vue.set_document(self.doc) + textWin = gtk.Dialog(flags=gtk.DIALOG_MODAL) + table = gtk.Table(3, 3, False) + textWin.vbox.pack_start(table) + textWin.add_button('gtk-close', gtk.RESPONSE_NONE) + textWin.connect("response", self.closedCallBack) + + vbox1 = gtk.VBox() + vbox1.set_border_width(10) + frame = gtk.Frame("") + frame.add(vbox1) + frame.set_label_align(0.5, 0.5) + frame.set_shadow_type(gtk.SHADOW_NONE) + + textWin.set_position(gtk.WIN_POS_NONE) + textWin.set_gravity(gtk.gdk.GRAVITY_NORTH_WEST) + + if self.vue is not None: + sw = gtk.ScrolledWindow() + sw.set_policy(gtk.POLICY_AUTOMATIC,gtk.POLICY_AUTOMATIC) + sw.set_shadow_type(gtk.SHADOW_IN) + sw.add(self.vue) + vbox1.pack_start(sw) + + a = gtk.Alignment(0, 0, 1.0, 1.0) + a.add(frame) + + textWin.set_default_size(self.width, self.height) + textWin.set_size_request(self.width, self.height) + + # we want the release notes dialog to be the same + # size as the main installer window so it covers it + # up completely. this isn't always the same size + # as the root window, so figure out our northwest + # origin point and then move the window + if gtk.gdk.screen_width() == self.width: + textWin.move(0, 0) + else: + # the width will always be fixed, but our + # height changes depending on the installation + # stage, so do the origin point calculations + # using what would be the full height + if self.width == 800: + fullh = 600 + elif self.width == 640: + fullh = 480 + + left = (gtk.gdk.screen_width() - self.width) / 2 + top = (gtk.gdk.screen_height() - fullh) / 2 + textWin.move(left, top) + + table.attach(a, 1, 2, 1, 2, gtk.FILL | gtk.EXPAND, gtk.FILL | gtk.EXPAND, 5, 5) + + textWin.set_border_width(0) + addFrame(textWin, _("Release Notes")) + textWin.show_all() + else: + textWin.set_position(gtk.WIN_POS_CENTER) + label = gtk.Label(_("Unable to load file!")) -from gui import TextViewBrowser, addFrame + table.attach(label, 1, 2, 1, 2, gtk.FILL | gtk.EXPAND, gtk.FILL | gtk.EXPAND, 5, 5) -import gtkhtml2 + textWin.set_border_width(0) + addFrame(textWin) + textWin.show_all() -screenshot = None + # set cursor to normal (assuming that anaconda set it to busy + # when it exec'd this viewer app to give progress indicator + # to user). + root = gtk.gdk.get_default_root_window() + cursor = gtk.gdk.Cursor(gtk.gdk.LEFT_PTR) + root.set_cursor(cursor) -htmlheader = "

"
-htmlfooter = "

" + gtk.main() -def loadReleaseNotes(fn): - doc = gtkhtml2.Document() - doc.clear() - doc.open_stream("text/html") - - if os.access(fn, os.R_OK): - file = open(fn, "r") - if fn.endswith('.html'): - doc.write_stream(file.read()) - else: - doc.write_stream(htmlheader) - doc.write_stream(file.read()) - doc.write_stream(htmlfooter) - doc.close_stream() - file.close() - else: - doc.write_stream(htmlheader) - doc.write_stream(_("Release notes are missing.\n")) - doc.write_stream(htmlfooter) - - view = gtkhtml2.View() - view.set_document(doc) - return view - -def relnotes_closed(widget, data): - # set mouse pointer to busy until callback func in gui.py realizes - # we've closed the release notes viewer (sure would like signals...) - root = gtk.gdk.get_default_root_window() - cursor = gtk.gdk.Cursor(gtk.gdk.WATCH) - root.set_cursor(cursor) - os._exit(0) - - -def exposeCB(widget, event, data): - global screenshot - - width = gtk.gdk.screen_width() - height = gtk.gdk.screen_height() - gc = gtk.gdk.GC(widget.window) - screenshot.render_to_drawable(widget.window, - gc, - 0, 0, - 0, 0, - width, height, - gtk.gdk.RGB_DITHER_NONE, - 0, 0) + def resolveURI(self, link): + parts = urlparse.urlparse(link) + if parts[0] or parts[1]: + return link + else: + return urlparse.urljoin(self.currentURI, link) + + def openURI(self, link): + return self.opener.open(self.resolveURI(link)) + + def closedCallBack(self, widget, data): + # set mouse pointer to busy until callback func in gui.py + # realizes we've closed the release notes viewer (sure + # would like signals...) + root = gtk.gdk.get_default_root_window() + cursor = gtk.gdk.Cursor(gtk.gdk.WATCH) + root.set_cursor(cursor) + os._exit(0) + + def linkClickedCallBack(self, document, link): + if link[0] == '#': + self.log("jump to anchor: %s" % (link,)) + self.vue.jump_to_anchor(link) + else: + self.load(link) -# -# MAIN -# -if __name__ == "__main__": + def requestURLCallBack(self, document, url, stream): + try: + f = self.openURI(url) + stream.write(f.read()) + except: + # we'll try local from /mnt/source + url = '/mnt/source/' + url + try: + f = self.openURI(url) + stream.write(f.read()) + except: + self.log("requested url not found: %s" % (url,)) - take_screenshot = 0 - - # - # cover up background with screenshot so they cant do anything to it - # - - if take_screenshot: - width = gtk.gdk.screen_width() - height = gtk.gdk.screen_height() - screenshot = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, False, 8, - width, height) - - screenshot.get_from_drawable(gtk.gdk.get_default_root_window(), - gtk.gdk.colormap_get_system(), - 0, 0, 0, 0, - width, height) - - screenshot.save ("testimage", "png") - - win = gtk.Window(gtk.WINDOW_TOPLEVEL) - - area = gtk.DrawingArea() - area.set_size_request(width, height) - area.connect("expose-event", exposeCB, None) - - win.add(area) - win.show_all() - - # - # now do release notes dialog - # - - textWin = gtk.Dialog(flags=gtk.DIALOG_MODAL) - - table = gtk.Table(3, 3, False) - textWin.vbox.pack_start(table) - textWin.add_button('gtk-close', gtk.RESPONSE_NONE) - textWin.connect("response", relnotes_closed) - vbox1 = gtk.VBox () - vbox1.set_border_width (10) - frame = gtk.Frame ("") - frame.add(vbox1) - frame.set_label_align (0.5, 0.5) - frame.set_shadow_type (gtk.SHADOW_NONE) - - textWin.set_position (gtk.WIN_POS_NONE) - textWin.set_gravity (gtk.gdk.GRAVITY_NORTH_WEST) - - relnotes = loadReleaseNotes(sys.argv[1]) - - if relnotes is not None: - sw = gtk.ScrolledWindow() - sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_ALWAYS) - sw.set_shadow_type(gtk.SHADOW_IN) - sw.add(relnotes) - vbox1.pack_start(sw) - - a = gtk.Alignment (0, 0, 1.0, 1.0) - a.add (frame) - - if len(sys.argv) <= 3: - # no window size passed in (or part of the window size, - # figure it out - if gtk.gdk.screen_width() >= 800: - rn_w = 800 - rn_h = 600 - else: - rn_w = 640 - rn_h = 480 - else: - # window size given to us, use that - rn_w = int(sys.argv[2]) - rn_h = int(sys.argv[3]) - - textWin.set_default_size (rn_w, rn_h) - textWin.set_size_request (rn_w, rn_h) - - # we want the release notes dialog to be the same size as the main - # installer window so it covers it up completely. this isn't always - # the same size as the root window, so figure out our northwest - # origin point and then move the window - if gtk.gdk.screen_width() == rn_w: - textWin.move (0, 0) + def requestObjectCallBack(self, *args): + self.log("request objects call back: %s" % (args)) + + +if __name__ == "__main__": + if len(sys.argv) == 4: + win = ReleaseNotesViewer(sys.argv[1], sys.argv[2], sys.argv[3]) else: - # the width will always be fixed, but our height changes - # depending on the installation stage, so do the origin - # point calculations using what would be the full height - if rn_w == 800: - fullheight = 600 - elif rn_w == 640: - fullheight = 480 - - leftedge = (gtk.gdk.screen_width() - rn_w) / 2 - topedge = (gtk.gdk.screen_height() - fullheight) / 2 - textWin.move (leftedge, topedge) - - table.attach (a, 1, 2, 1, 2, - gtk.FILL | gtk.EXPAND, - gtk.FILL | gtk.EXPAND, 5, 5) - - textWin.set_border_width(0) - addFrame(textWin, _("Release Notes")) - textWin.show_all() - else: - textWin.set_position (gtk.WIN_POS_CENTER) - label = gtk.Label(_("Unable to load file!")) - - table.attach (label, 1, 2, 1, 2, - gtk.FILL | gtk.EXPAND, gtk.FILL | gtk.EXPAND, 5, 5) - - textWin.set_border_width(0) - addFrame(textWin) - textWin.show_all() - - # set cursor to normal (assuming that anaconda set it to busy when - # it exec'd this viewer app to give progress indicator to user). - root = gtk.gdk.get_default_root_window() - cursor = gtk.gdk.Cursor(gtk.gdk.LEFT_PTR) - root.set_cursor(cursor) - - gtk.main() - + win = ReleaseNotesViewer(sys.argv[1]) + + win.view() -- cgit