git-gui/lib/index.tcl

   1 # git-gui index (add/remove) support
   2 # Copyright (C) 2006, 2007 Shawn Pearce
   3
   4 proc _delete_indexlock {} {
   5         if {[catch {file delete -- [gitdir index.lock]} err]} {
   6                 error_popup [strcat [mc "Unable to unlock the index."] "\n\n$err"]
   7         }
   8 }
   9
  10 proc _close_updateindex {fd after} {
  11         global use_ttk NS
  12         fconfigure $fd -blocking 1
  13         if {[catch {close $fd} err]} {
  14                 set w .indexfried
  15                 Dialog $w
  16                 wm withdraw $w
  17                 wm title $w [strcat "[appname] ([reponame]): " [mc "Index Error"]]
  18                 wm geometry $w "+[winfo rootx .]+[winfo rooty .]"
  19                 set s [mc "Updating the Git index failed.  A rescan will be automatically started to resynchronize git-gui."]
  20                 text $w.msg -yscrollcommand [list $w.vs set] \
  21                         -width [string length $s] -relief flat \
  22                         -borderwidth 0 -highlightthickness 0 \
  23                         -background [get_bg_color $w]
  24                 $w.msg tag configure bold -font font_uibold -justify center
  25                 ${NS}::scrollbar $w.vs -command [list $w.msg yview]
  26                 $w.msg insert end $s bold \n\n$err {}
  27                 $w.msg configure -state disabled
  28
  29                 ${NS}::button $w.continue \
  30                         -text [mc "Continue"] \
  31                         -command [list destroy $w]
  32                 ${NS}::button $w.unlock \
  33                         -text [mc "Unlock Index"] \
  34                         -command "destroy $w; _delete_indexlock"
  35                 grid $w.msg - $w.vs -sticky news
  36                 grid $w.unlock $w.continue - -sticky se -padx 2 -pady 2
  37                 grid columnconfigure $w 0 -weight 1
  38                 grid rowconfigure $w 0 -weight 1
  39
  40                 wm protocol $w WM_DELETE_WINDOW update
  41                 bind $w.continue <Visibility> "
  42                         grab $w
  43                         focus %W
  44                 "
  45                 wm deiconify $w
  46                 tkwait window $w
  47
  48                 $::main_status stop
  49                 unlock_index
  50                 rescan $after 0
  51                 return
  52         }
  53
  54         $::main_status stop
  55         unlock_index
  56         uplevel #0 $after
  57 }
  58
  59 proc update_indexinfo {msg pathList after} {
  60         global update_index_cp
  61
  62         if {![lock_index update]} return
  63
  64         set update_index_cp 0
  65         set pathList [lsort $pathList]
  66         set totalCnt [llength $pathList]
  67         set batch [expr {int($totalCnt * .01) + 1}]
  68         if {$batch > 25} {set batch 25}
  69
  70         $::main_status start $msg [mc "files"]
  71         set fd [git_write update-index -z --index-info]
  72         fconfigure $fd \
  73                 -blocking 0 \
  74                 -buffering full \
  75                 -buffersize 512 \
  76                 -encoding binary \
  77                 -translation binary
  78         fileevent $fd writable [list \
  79                 write_update_indexinfo \
  80                 $fd \
  81                 $pathList \
  82                 $totalCnt \
  83                 $batch \
  84                 $after \
  85                 ]
  86 }
  87
  88 proc write_update_indexinfo {fd pathList totalCnt batch after} {
  89         global update_index_cp
  90         global file_states current_diff_path
  91
  92         if {$update_index_cp >= $totalCnt} {
  93                 _close_updateindex $fd $after
  94                 return
  95         }
  96
  97         for {set i $batch} \
  98                 {$update_index_cp < $totalCnt && $i > 0} \
  99                 {incr i -1} {
 100                 set path [lindex $pathList $update_index_cp]
 101                 incr update_index_cp
 102
 103                 set s $file_states($path)
 104                 switch -glob -- [lindex $s 0] {
 105                 A? {set new _O}
 106                 MT -
 107                 TM -
 108                 T_ {set new _T}
 109                 M? {set new _M}
 110                 TD -
 111                 D_ {set new _D}
 112                 D? {set new _?}
 113                 ?? {continue}
 114                 }
 115                 set info [lindex $s 2]
 116                 if {$info eq {}} continue
 117
 118                 puts -nonewline $fd "$info\t[encoding convertto $path]\0"
 119                 display_file $path $new
 120         }
 121
 122         $::main_status update $update_index_cp $totalCnt
 123 }
 124
 125 proc update_index {msg pathList after} {
 126         global update_index_cp
 127
 128         if {![lock_index update]} return
 129
 130         set update_index_cp 0
 131         set pathList [lsort $pathList]
 132         set totalCnt [llength $pathList]
 133         set batch [expr {int($totalCnt * .01) + 1}]
 134         if {$batch > 25} {set batch 25}
 135
 136         $::main_status start $msg [mc "files"]
 137         set fd [git_write update-index --add --remove -z --stdin]
 138         fconfigure $fd \
 139                 -blocking 0 \
 140                 -buffering full \
 141                 -buffersize 512 \
 142                 -encoding binary \
 143                 -translation binary
 144         fileevent $fd writable [list \
 145                 write_update_index \
 146                 $fd \
 147                 $pathList \
 148                 $totalCnt \
 149                 $batch \
 150                 $after \
 151                 ]
 152 }
 153
 154 proc write_update_index {fd pathList totalCnt batch after} {
 155         global update_index_cp
 156         global file_states current_diff_path
 157
 158         if {$update_index_cp >= $totalCnt} {
 159                 _close_updateindex $fd $after
 160                 return
 161         }
 162
 163         for {set i $batch} \
 164                 {$update_index_cp < $totalCnt && $i > 0} \
 165                 {incr i -1} {
 166                 set path [lindex $pathList $update_index_cp]
 167                 incr update_index_cp
 168
 169                 switch -glob -- [lindex $file_states($path) 0] {
 170                 AD {set new __}
 171                 ?D {set new D_}
 172                 _O -
 173                 AT -
 174                 AM {set new A_}
 175                 TM -
 176                 MT -
 177                 _T {set new T_}
 178                 _U -
 179                 U? {
 180                         if {[file exists $path]} {
 181                                 set new M_
 182                         } else {
 183                                 set new D_
 184                         }
 185                 }
 186                 ?M {set new M_}
 187                 ?? {continue}
 188                 }
 189                 puts -nonewline $fd "[encoding convertto $path]\0"
 190                 display_file $path $new
 191         }
 192
 193         $::main_status update $update_index_cp $totalCnt
 194 }
 195
 196 proc checkout_index {msg pathList after} {
 197         global update_index_cp
 198
 199         if {![lock_index update]} return
 200
 201         set update_index_cp 0
 202         set pathList [lsort $pathList]
 203         set totalCnt [llength $pathList]
 204         set batch [expr {int($totalCnt * .01) + 1}]
 205         if {$batch > 25} {set batch 25}
 206
 207         $::main_status start $msg [mc "files"]
 208         set fd [git_write checkout-index \
 209                 --index \
 210                 --quiet \
 211                 --force \
 212                 -z \
 213                 --stdin \
 214                 ]
 215         fconfigure $fd \
 216                 -blocking 0 \
 217                 -buffering full \
 218                 -buffersize 512 \
 219                 -encoding binary \
 220                 -translation binary
 221         fileevent $fd writable [list \
 222                 write_checkout_index \
 223                 $fd \
 224                 $pathList \
 225                 $totalCnt \
 226                 $batch \
 227                 $after \
 228                 ]
 229 }
 230
 231 proc write_checkout_index {fd pathList totalCnt batch after} {
 232         global update_index_cp
 233         global file_states current_diff_path
 234
 235         if {$update_index_cp >= $totalCnt} {
 236                 _close_updateindex $fd $after
 237                 return
 238         }
 239
 240         for {set i $batch} \
 241                 {$update_index_cp < $totalCnt && $i > 0} \
 242                 {incr i -1} {
 243                 set path [lindex $pathList $update_index_cp]
 244                 incr update_index_cp
 245                 switch -glob -- [lindex $file_states($path) 0] {
 246                 U? {continue}
 247                 ?M -
 248                 ?T -
 249                 ?D {
 250                         puts -nonewline $fd "[encoding convertto $path]\0"
 251                         display_file $path ?_
 252                 }
 253                 }
 254         }
 255
 256         $::main_status update $update_index_cp $totalCnt
 257 }
 258
 259 proc unstage_helper {txt paths} {
 260         global file_states current_diff_path
 261
 262         if {![lock_index begin-update]} return
 263
 264         set pathList [list]
 265         set after {}
 266         foreach path $paths {
 267                 switch -glob -- [lindex $file_states($path) 0] {
 268                 A? -
 269                 M? -
 270                 T? -
 271                 D? {
 272                         lappend pathList $path
 273                         if {$path eq $current_diff_path} {
 274                                 set after {reshow_diff;}
 275                         }
 276                 }
 277                 }
 278         }
 279         if {$pathList eq {}} {
 280                 unlock_index
 281         } else {
 282                 update_indexinfo \
 283                         $txt \
 284                         $pathList \
 285                         [concat $after [list ui_ready]]
 286         }
 287 }
 288
 289 proc do_unstage_selection {} {
 290         global current_diff_path selected_paths
 291
 292         if {[array size selected_paths] > 0} {
 293                 unstage_helper \
 294                         {Unstaging selected files from commit} \
 295                         [array names selected_paths]
 296         } elseif {$current_diff_path ne {}} {
 297                 unstage_helper \
 298                         [mc "Unstaging %s from commit" [short_path $current_diff_path]] \
 299                         [list $current_diff_path]
 300         }
 301 }
 302
 303 proc add_helper {txt paths} {
 304         global file_states current_diff_path
 305
 306         if {![lock_index begin-update]} return
 307
 308         set pathList [list]
 309         set after {}
 310         foreach path $paths {
 311                 switch -glob -- [lindex $file_states($path) 0] {
 312                 _U -
 313                 U? {
 314                         if {$path eq $current_diff_path} {
 315                                 unlock_index
 316                                 merge_stage_workdir $path
 317                                 return
 318                         }
 319                 }
 320                 _O -
 321                 ?M -
 322                 ?D -
 323                 ?T {
 324                         lappend pathList $path
 325                         if {$path eq $current_diff_path} {
 326                                 set after {reshow_diff;}
 327                         }
 328                 }
 329                 }
 330         }
 331         if {$pathList eq {}} {
 332                 unlock_index
 333         } else {
 334                 update_index \
 335                         $txt \
 336                         $pathList \
 337                         [concat $after {ui_status [mc "Ready to commit."]}]
 338         }
 339 }
 340
 341 proc do_add_selection {} {
 342         global current_diff_path selected_paths
 343
 344         if {[array size selected_paths] > 0} {
 345                 add_helper \
 346                         {Adding selected files} \
 347                         [array names selected_paths]
 348         } elseif {$current_diff_path ne {}} {
 349                 add_helper \
 350                         [mc "Adding %s" [short_path $current_diff_path]] \
 351                         [list $current_diff_path]
 352         }
 353 }
 354
 355 proc do_add_all {} {
 356         global file_states
 357
 358         set paths [list]
 359         foreach path [array names file_states] {
 360                 switch -glob -- [lindex $file_states($path) 0] {
 361                 U? {continue}
 362                 ?M -
 363                 ?T -
 364                 ?D {lappend paths $path}
 365                 }
 366         }
 367         add_helper {Adding all changed files} $paths
 368 }
 369
 370 proc revert_helper {txt paths} {
 371         global file_states current_diff_path
 372
 373         if {![lock_index begin-update]} return
 374
 375         set pathList [list]
 376         set after {}
 377         foreach path $paths {
 378                 switch -glob -- [lindex $file_states($path) 0] {
 379                 U? {continue}
 380                 ?M -
 381                 ?T -
 382                 ?D {
 383                         lappend pathList $path
 384                         if {$path eq $current_diff_path} {
 385                                 set after {reshow_diff;}
 386                         }
 387                 }
 388                 }
 389         }
 390
 391
 392         # Split question between singular and plural cases, because
 393         # such distinction is needed in some languages. Previously, the
 394         # code used "Revert changes in" for both, but that can't work
 395         # in languages where 'in' must be combined with word from
 396         # rest of string (in diffrent way for both cases of course).
 397         #
 398         # FIXME: Unfortunately, even that isn't enough in some languages
 399         # as they have quite complex plural-form rules. Unfortunately,
 400         # msgcat doesn't seem to support that kind of string translation.
 401         #
 402         set n [llength $pathList]
 403         if {$n == 0} {
 404                 unlock_index
 405                 return
 406         } elseif {$n == 1} {
 407                 set query [mc "Revert changes in file %s?" [short_path [lindex $pathList]]]
 408         } else {
 409                 set query [mc "Revert changes in these %i files?" $n]
 410         }
 411
 412         set reply [tk_dialog \
 413                 .confirm_revert \
 414                 "[appname] ([reponame])" \
 415                 "$query
 416
 417 [mc "Any unstaged changes will be permanently lost by the revert."]" \
 418                 question \
 419                 1 \
 420                 [mc "Do Nothing"] \
 421                 [mc "Revert Changes"] \
 422                 ]
 423         if {$reply == 1} {
 424                 checkout_index \
 425                         $txt \
 426                         $pathList \
 427                         [concat $after [list ui_ready]]
 428         } else {
 429                 unlock_index
 430         }
 431 }
 432
 433 proc do_revert_selection {} {
 434         global current_diff_path selected_paths
 435
 436         if {[array size selected_paths] > 0} {
 437                 revert_helper \
 438                         [mc "Reverting selected files"] \
 439                         [array names selected_paths]
 440         } elseif {$current_diff_path ne {}} {
 441                 revert_helper \
 442                         [mc "Reverting %s" [short_path $current_diff_path]] \
 443                         [list $current_diff_path]
 444         }
 445 }
 446
 447 proc do_select_commit_type {} {
 448         global commit_type selected_commit_type
 449
 450         if {$selected_commit_type eq {new}
 451                 && [string match amend* $commit_type]} {
 452                 create_new_commit
 453         } elseif {$selected_commit_type eq {amend}
 454                 && ![string match amend* $commit_type]} {
 455                 load_last_commit
 456
 457                 # The amend request was rejected...
 458                 #
 459                 if {![string match amend* $commit_type]} {
 460                         set selected_commit_type new
 461                 }
 462         }
 463 }