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Fix fluid undo/redo menu activation and deactivation

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(1) fix typo in recent commit
(2) deactivate undo/redo menus on startup and after reset

Fixes issue #84
This commit is contained in:
Albrecht Schlosser
2020-05-24 22:24:48 +02:00
parent dcfe826b2f
commit adb2a719d4
1 changed files with 8 additions and 1 deletions
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fluid/undo.cxx
+8 -1
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@@ -77,6 +77,7 @@ static char *undo_filename(int level) {
// Redo menu callback // Redo menu callback
void redo_cb(Fl_Widget *, void *) { void redo_cb(Fl_Widget *, void *) {
int undo_item = main_menubar->find_index(undo_cb); int undo_item = main_menubar->find_index(undo_cb);
int redo_item = main_menubar->find_index(redo_cb);
if (undo_current >= undo_last) return; if (undo_current >= undo_last) return;
@@ -93,7 +94,7 @@ void redo_cb(Fl_Widget *, void *) {
set_modflag(undo_current != undo_save); set_modflag(undo_current != undo_save);
// Update undo/redo menu items... // Update undo/redo menu items...
if (undo_current >= undo_last) Main_Menu[undo_item].deactivate(); if (undo_current >= undo_last) Main_Menu[redo_item].deactivate();
Main_Menu[undo_item].activate(); Main_Menu[undo_item].activate();
} }
@@ -160,6 +161,8 @@ void undo_checkpoint() {
// Clear undo buffer // Clear undo buffer
void undo_clear() { void undo_clear() {
int undo_item = main_menubar->find_index(undo_cb);
int redo_item = main_menubar->find_index(redo_cb);
// Remove old checkpoint files... // Remove old checkpoint files...
for (int i = 0; i <= undo_max; i ++) { for (int i = 0; i <= undo_max; i ++) {
fl_unlink(undo_filename(i)); fl_unlink(undo_filename(i));
@@ -169,6 +172,10 @@ void undo_clear() {
undo_current = undo_last = undo_max = 0; undo_current = undo_last = undo_max = 0;
if (modflag) undo_save = -1; if (modflag) undo_save = -1;
else undo_save = 0; else undo_save = 0;
// Disable the Undo and Redo menu items...
Main_Menu[undo_item].deactivate();
Main_Menu[redo_item].deactivate();
} }
// Resume undo checkpoints // Resume undo checkpoints