projects / OpenSPARC-T2-SAM / blame
| Commit | Line | Data |
|---|---|---|
| 920dae64 AT |
1 | from Tkinter import * |
| 2 | import SearchEngine | |
| 3 | from SearchDialogBase import SearchDialogBase | |
| 4 | ||
| 5 | def replace(text): | |
| 6 | root = text._root() | |
| 7 | engine = SearchEngine.get(root) | |
| 8 | if not hasattr(engine, "_replacedialog"): | |
| 9 | engine._replacedialog = ReplaceDialog(root, engine) | |
| 10 | dialog = engine._replacedialog | |
| 11 | dialog.open(text) | |
| 12 | ||
| 13 | class ReplaceDialog(SearchDialogBase): | |
| 14 | ||
| 15 | title = "Replace Dialog" | |
| 16 | icon = "Replace" | |
| 17 | ||
| 18 | def __init__(self, root, engine): | |
| 19 | SearchDialogBase.__init__(self, root, engine) | |
| 20 | self.replvar = StringVar(root) | |
| 21 | ||
| 22 | def open(self, text): | |
| 23 | SearchDialogBase.open(self, text) | |
| 24 | try: | |
| 25 | first = text.index("sel.first") | |
| 26 | except TclError: | |
| 27 | first = None | |
| 28 | try: | |
| 29 | last = text.index("sel.last") | |
| 30 | except TclError: | |
| 31 | last = None | |
| 32 | first = first or text.index("insert") | |
| 33 | last = last or first | |
| 34 | self.show_hit(first, last) | |
| 35 | self.ok = 1 | |
| 36 | ||
| 37 | def create_entries(self): | |
| 38 | SearchDialogBase.create_entries(self) | |
| 39 | self.replent = self.make_entry("Replace with:", self.replvar) | |
| 40 | ||
| 41 | def create_command_buttons(self): | |
| 42 | SearchDialogBase.create_command_buttons(self) | |
| 43 | self.make_button("Find", self.find_it) | |
| 44 | self.make_button("Replace", self.replace_it) | |
| 45 | self.make_button("Replace+Find", self.default_command, 1) | |
| 46 | self.make_button("Replace All", self.replace_all) | |
| 47 | ||
| 48 | def find_it(self, event=None): | |
| 49 | self.do_find(0) | |
| 50 | ||
| 51 | def replace_it(self, event=None): | |
| 52 | if self.do_find(self.ok): | |
| 53 | self.do_replace() | |
| 54 | ||
| 55 | def default_command(self, event=None): | |
| 56 | if self.do_find(self.ok): | |
| 57 | self.do_replace() | |
| 58 | self.do_find(0) | |
| 59 | ||
| 60 | def replace_all(self, event=None): | |
| 61 | prog = self.engine.getprog() | |
| 62 | if not prog: | |
| 63 | return | |
| 64 | repl = self.replvar.get() | |
| 65 | text = self.text | |
| 66 | res = self.engine.search_text(text, prog) | |
| 67 | if not res: | |
| 68 | text.bell() | |
| 69 | return | |
| 70 | text.tag_remove("sel", "1.0", "end") | |
| 71 | text.tag_remove("hit", "1.0", "end") | |
| 72 | line = res[0] | |
| 73 | col = res[1].start() | |
| 74 | if self.engine.iswrap(): | |
| 75 | line = 1 | |
| 76 | col = 0 | |
| 77 | ok = 1 | |
| 78 | first = last = None | |
| 79 | # XXX ought to replace circular instead of top-to-bottom when wrapping | |
| 80 | text.undo_block_start() | |
| 81 | while 1: | |
| 82 | res = self.engine.search_forward(text, prog, line, col, 0, ok) | |
| 83 | if not res: | |
| 84 | break | |
| 85 | line, m = res | |
| 86 | chars = text.get("%d.0" % line, "%d.0" % (line+1)) | |
| 87 | orig = m.group() | |
| 88 | new = m.expand(repl) | |
| 89 | i, j = m.span() | |
| 90 | first = "%d.%d" % (line, i) | |
| 91 | last = "%d.%d" % (line, j) | |
| 92 | if new == orig: | |
| 93 | text.mark_set("insert", last) | |
| 94 | else: | |
| 95 | text.mark_set("insert", first) | |
| 96 | if first != last: | |
| 97 | text.delete(first, last) | |
| 98 | if new: | |
| 99 | text.insert(first, new) | |
| 100 | col = i + len(new) | |
| 101 | ok = 0 | |
| 102 | text.undo_block_stop() | |
| 103 | if first and last: | |
| 104 | self.show_hit(first, last) | |
| 105 | self.close() | |
| 106 | ||
| 107 | def do_find(self, ok=0): | |
| 108 | if not self.engine.getprog(): | |
| 109 | return False | |
| 110 | text = self.text | |
| 111 | res = self.engine.search_text(text, None, ok) | |
| 112 | if not res: | |
| 113 | text.bell() | |
| 114 | return False | |
| 115 | line, m = res | |
| 116 | i, j = m.span() | |
| 117 | first = "%d.%d" % (line, i) | |
| 118 | last = "%d.%d" % (line, j) | |
| 119 | self.show_hit(first, last) | |
| 120 | self.ok = 1 | |
| 121 | return True | |
| 122 | ||
| 123 | def do_replace(self): | |
| 124 | prog = self.engine.getprog() | |
| 125 | if not prog: | |
| 126 | return False | |
| 127 | text = self.text | |
| 128 | try: | |
| 129 | first = pos = text.index("sel.first") | |
| 130 | last = text.index("sel.last") | |
| 131 | except TclError: | |
| 132 | pos = None | |
| 133 | if not pos: | |
| 134 | first = last = pos = text.index("insert") | |
| 135 | line, col = SearchEngine.get_line_col(pos) | |
| 136 | chars = text.get("%d.0" % line, "%d.0" % (line+1)) | |
| 137 | m = prog.match(chars, col) | |
| 138 | if not prog: | |
| 139 | return False | |
| 140 | new = m.expand(self.replvar.get()) | |
| 141 | text.mark_set("insert", first) | |
| 142 | text.undo_block_start() | |
| 143 | if m.group(): | |
| 144 | text.delete(first, last) | |
| 145 | if new: | |
| 146 | text.insert(first, new) | |
| 147 | text.undo_block_stop() | |
| 148 | self.show_hit(first, text.index("insert")) | |
| 149 | self.ok = 0 | |
| 150 | return True | |
| 151 | ||
| 152 | def show_hit(self, first, last): | |
| 153 | text = self.text | |
| 154 | text.mark_set("insert", first) | |
| 155 | text.tag_remove("sel", "1.0", "end") | |
| 156 | text.tag_add("sel", first, last) | |
| 157 | text.tag_remove("hit", "1.0", "end") | |
| 158 | if first == last: | |
| 159 | text.tag_add("hit", first) | |
| 160 | else: | |
| 161 | text.tag_add("hit", first, last) | |
| 162 | text.see("insert") | |
| 163 | text.update_idletasks() | |
| 164 | ||
| 165 | def close(self, event=None): | |
| 166 | SearchDialogBase.close(self, event) | |
| 167 | self.text.tag_remove("hit", "1.0", "end") |