comparison mercurial/crecord.py @ 25556:40f0e9e5b821

crecord: add mechanism for error reporting

Before this patch, there was no way to report errors in the crecord ui.
This patch introduces a new variable errorstr. If set, its content replaces the
top banner displayed in crecord until a key is pressed.

25555:838fa1932ff8

        # put the headers into a patch object
        self.headerlist = patch(headerlist)

        self.ui = ui

        # list of all chunks
        self.chunklist = []
        for h in headerlist:
            self.chunklist.append(h)
            self.chunklist.extend(h.hunks)

        printstring = self.printstring

        # print out the status lines at the top
        try:
            printstring(self.statuswin,
                        "SELECT CHUNKS: (j/k/up/dn/pgup/pgdn) move cursor; "
                        "(space/A) toggle hunk/all; (e)dit hunk;",
                        pairname="legend")
            printstring(self.statuswin,

        while True:
            self.updatescreen()
            try:
                keypressed = self.statuswin.getkey()
            except curses.error:
                keypressed = "foobar"
            if self.handlekeypressed(keypressed):
                break

25556:40f0e9e5b821

        # put the headers into a patch object
        self.headerlist = patch(headerlist)

        self.ui = ui

        self.errorstr = None
        # list of all chunks
        self.chunklist = []
        for h in headerlist:
            self.chunklist.append(h)
            self.chunklist.extend(h.hunks)

        printstring = self.printstring

        # print out the status lines at the top
        try:
            if self.errorstr is not None:
                printstring(self.statuswin, self.errorstr, pairname='legend')
                printstring(self.statuswin, 'Press any key to continue',
                            pairname='legend')
                self.statuswin.refresh()
                return
            printstring(self.statuswin,
                        "SELECT CHUNKS: (j/k/up/dn/pgup/pgdn) move cursor; "
                        "(space/A) toggle hunk/all; (e)dit hunk;",
                        pairname="legend")
            printstring(self.statuswin,

        while True:
            self.updatescreen()
            try:
                keypressed = self.statuswin.getkey()
                if self.errorstr is not None:
                    self.errorstr = None
                    continue
            except curses.error:
                keypressed = "foobar"
            if self.handlekeypressed(keypressed):
                break