git-gui/lib/index.tcl

   1 # git-gui index (add/remove) support
   2 # Copyright (C) 2006, 2007 Shawn Pearce
   3
   4 proc update_indexinfo {msg pathList after} {
   5         global update_index_cp
   6
   7         if {![lock_index update]} return
   8
   9         set update_index_cp 0
  10         set pathList [lsort $pathList]
  11         set totalCnt [llength $pathList]
  12         set batch [expr {int($totalCnt * .01) + 1}]
  13         if {$batch > 25} {set batch 25}
  14
  15         ui_status [format \
  16                 "$msg... %i/%i files (%.2f%%)" \
  17                 $update_index_cp \
  18                 $totalCnt \
  19                 0.0]
  20         set fd [git_write update-index -z --index-info]
  21         fconfigure $fd \
  22                 -blocking 0 \
  23                 -buffering full \
  24                 -buffersize 512 \
  25                 -encoding binary \
  26                 -translation binary
  27         fileevent $fd writable [list \
  28                 write_update_indexinfo \
  29                 $fd \
  30                 $pathList \
  31                 $totalCnt \
  32                 $batch \
  33                 $msg \
  34                 $after \
  35                 ]
  36 }
  37
  38 proc write_update_indexinfo {fd pathList totalCnt batch msg after} {
  39         global update_index_cp
  40         global file_states current_diff_path
  41
  42         if {$update_index_cp >= $totalCnt} {
  43                 close $fd
  44                 unlock_index
  45                 uplevel #0 $after
  46                 return
  47         }
  48
  49         for {set i $batch} \
  50                 {$update_index_cp < $totalCnt && $i > 0} \
  51                 {incr i -1} {
  52                 set path [lindex $pathList $update_index_cp]
  53                 incr update_index_cp
  54
  55                 set s $file_states($path)
  56                 switch -glob -- [lindex $s 0] {
  57                 A? {set new _O}
  58                 M? {set new _M}
  59                 D_ {set new _D}
  60                 D? {set new _?}
  61                 ?? {continue}
  62                 }
  63                 set info [lindex $s 2]
  64                 if {$info eq {}} continue
  65
  66                 puts -nonewline $fd "$info\t[encoding convertto $path]\0"
  67                 display_file $path $new
  68         }
  69
  70         ui_status [format \
  71                 "$msg... %i/%i files (%.2f%%)" \
  72                 $update_index_cp \
  73                 $totalCnt \
  74                 [expr {100.0 * $update_index_cp / $totalCnt}]]
  75 }
  76
  77 proc update_index {msg pathList after} {
  78         global update_index_cp
  79
  80         if {![lock_index update]} return
  81
  82         set update_index_cp 0
  83         set pathList [lsort $pathList]
  84         set totalCnt [llength $pathList]
  85         set batch [expr {int($totalCnt * .01) + 1}]
  86         if {$batch > 25} {set batch 25}
  87
  88         ui_status [format \
  89                 "$msg... %i/%i files (%.2f%%)" \
  90                 $update_index_cp \
  91                 $totalCnt \
  92                 0.0]
  93         set fd [git_write update-index --add --remove -z --stdin]
  94         fconfigure $fd \
  95                 -blocking 0 \
  96                 -buffering full \
  97                 -buffersize 512 \
  98                 -encoding binary \
  99                 -translation binary
 100         fileevent $fd writable [list \
 101                 write_update_index \
 102                 $fd \
 103                 $pathList \
 104                 $totalCnt \
 105                 $batch \
 106                 $msg \
 107                 $after \
 108                 ]
 109 }
 110
 111 proc write_update_index {fd pathList totalCnt batch msg after} {
 112         global update_index_cp
 113         global file_states current_diff_path
 114
 115         if {$update_index_cp >= $totalCnt} {
 116                 close $fd
 117                 unlock_index
 118                 uplevel #0 $after
 119                 return
 120         }
 121
 122         for {set i $batch} \
 123                 {$update_index_cp < $totalCnt && $i > 0} \
 124                 {incr i -1} {
 125                 set path [lindex $pathList $update_index_cp]
 126                 incr update_index_cp
 127
 128                 switch -glob -- [lindex $file_states($path) 0] {
 129                 AD {set new __}
 130                 ?D {set new D_}
 131                 _O -
 132                 AM {set new A_}
 133                 U? {
 134                         if {[file exists $path]} {
 135                                 set new M_
 136                         } else {
 137                                 set new D_
 138                         }
 139                 }
 140                 ?M {set new M_}
 141                 ?? {continue}
 142                 }
 143                 puts -nonewline $fd "[encoding convertto $path]\0"
 144                 display_file $path $new
 145         }
 146
 147         ui_status [format \
 148                 "$msg... %i/%i files (%.2f%%)" \
 149                 $update_index_cp \
 150                 $totalCnt \
 151                 [expr {100.0 * $update_index_cp / $totalCnt}]]
 152 }
 153
 154 proc checkout_index {msg pathList after} {
 155         global update_index_cp
 156
 157         if {![lock_index update]} return
 158
 159         set update_index_cp 0
 160         set pathList [lsort $pathList]
 161         set totalCnt [llength $pathList]
 162         set batch [expr {int($totalCnt * .01) + 1}]
 163         if {$batch > 25} {set batch 25}
 164
 165         ui_status [format \
 166                 "$msg... %i/%i files (%.2f%%)" \
 167                 $update_index_cp \
 168                 $totalCnt \
 169                 0.0]
 170         set fd [git_write checkout-index \
 171                 --index \
 172                 --quiet \
 173                 --force \
 174                 -z \
 175                 --stdin \
 176                 ]
 177         fconfigure $fd \
 178                 -blocking 0 \
 179                 -buffering full \
 180                 -buffersize 512 \
 181                 -encoding binary \
 182                 -translation binary
 183         fileevent $fd writable [list \
 184                 write_checkout_index \
 185                 $fd \
 186                 $pathList \
 187                 $totalCnt \
 188                 $batch \
 189                 $msg \
 190                 $after \
 191                 ]
 192 }
 193
 194 proc write_checkout_index {fd pathList totalCnt batch msg after} {
 195         global update_index_cp
 196         global file_states current_diff_path
 197
 198         if {$update_index_cp >= $totalCnt} {
 199                 close $fd
 200                 unlock_index
 201                 uplevel #0 $after
 202                 return
 203         }
 204
 205         for {set i $batch} \
 206                 {$update_index_cp < $totalCnt && $i > 0} \
 207                 {incr i -1} {
 208                 set path [lindex $pathList $update_index_cp]
 209                 incr update_index_cp
 210                 switch -glob -- [lindex $file_states($path) 0] {
 211                 U? {continue}
 212                 ?M -
 213                 ?D {
 214                         puts -nonewline $fd "[encoding convertto $path]\0"
 215                         display_file $path ?_
 216                 }
 217                 }
 218         }
 219
 220         ui_status [format \
 221                 "$msg... %i/%i files (%.2f%%)" \
 222                 $update_index_cp \
 223                 $totalCnt \
 224                 [expr {100.0 * $update_index_cp / $totalCnt}]]
 225 }
 226
 227 proc unstage_helper {txt paths} {
 228         global file_states current_diff_path
 229
 230         if {![lock_index begin-update]} return
 231
 232         set pathList [list]
 233         set after {}
 234         foreach path $paths {
 235                 switch -glob -- [lindex $file_states($path) 0] {
 236                 A? -
 237                 M? -
 238                 D? {
 239                         lappend pathList $path
 240                         if {$path eq $current_diff_path} {
 241                                 set after {reshow_diff;}
 242                         }
 243                 }
 244                 }
 245         }
 246         if {$pathList eq {}} {
 247                 unlock_index
 248         } else {
 249                 update_indexinfo \
 250                         $txt \
 251                         $pathList \
 252                         [concat $after [list ui_ready]]
 253         }
 254 }
 255
 256 proc do_unstage_selection {} {
 257         global current_diff_path selected_paths
 258
 259         if {[array size selected_paths] > 0} {
 260                 unstage_helper \
 261                         {Unstaging selected files from commit} \
 262                         [array names selected_paths]
 263         } elseif {$current_diff_path ne {}} {
 264                 unstage_helper \
 265                         "Unstaging [short_path $current_diff_path] from commit" \
 266                         [list $current_diff_path]
 267         }
 268 }
 269
 270 proc add_helper {txt paths} {
 271         global file_states current_diff_path
 272
 273         if {![lock_index begin-update]} return
 274
 275         set pathList [list]
 276         set after {}
 277         foreach path $paths {
 278                 switch -glob -- [lindex $file_states($path) 0] {
 279                 _O -
 280                 ?M -
 281                 ?D -
 282                 U? {
 283                         lappend pathList $path
 284                         if {$path eq $current_diff_path} {
 285                                 set after {reshow_diff;}
 286                         }
 287                 }
 288                 }
 289         }
 290         if {$pathList eq {}} {
 291                 unlock_index
 292         } else {
 293                 update_index \
 294                         $txt \
 295                         $pathList \
 296                         [concat $after {ui_status {Ready to commit.}}]
 297         }
 298 }
 299
 300 proc do_add_selection {} {
 301         global current_diff_path selected_paths
 302
 303         if {[array size selected_paths] > 0} {
 304                 add_helper \
 305                         {Adding selected files} \
 306                         [array names selected_paths]
 307         } elseif {$current_diff_path ne {}} {
 308                 add_helper \
 309                         "Adding [short_path $current_diff_path]" \
 310                         [list $current_diff_path]
 311         }
 312 }
 313
 314 proc do_add_all {} {
 315         global file_states
 316
 317         set paths [list]
 318         foreach path [array names file_states] {
 319                 switch -glob -- [lindex $file_states($path) 0] {
 320                 U? {continue}
 321                 ?M -
 322                 ?D {lappend paths $path}
 323                 }
 324         }
 325         add_helper {Adding all changed files} $paths
 326 }
 327
 328 proc revert_helper {txt paths} {
 329         global file_states current_diff_path
 330
 331         if {![lock_index begin-update]} return
 332
 333         set pathList [list]
 334         set after {}
 335         foreach path $paths {
 336                 switch -glob -- [lindex $file_states($path) 0] {
 337                 U? {continue}
 338                 ?M -
 339                 ?D {
 340                         lappend pathList $path
 341                         if {$path eq $current_diff_path} {
 342                                 set after {reshow_diff;}
 343                         }
 344                 }
 345                 }
 346         }
 347
 348         set n [llength $pathList]
 349         if {$n == 0} {
 350                 unlock_index
 351                 return
 352         } elseif {$n == 1} {
 353                 set s "[short_path [lindex $pathList]]"
 354         } else {
 355                 set s "these $n files"
 356         }
 357
 358         set reply [tk_dialog \
 359                 .confirm_revert \
 360                 "[appname] ([reponame])" \
 361                 "Revert changes in $s?
 362
 363 Any unadded changes will be permanently lost by the revert." \
 364                 question \
 365                 1 \
 366                 {Do Nothing} \
 367                 {Revert Changes} \
 368                 ]
 369         if {$reply == 1} {
 370                 checkout_index \
 371                         $txt \
 372                         $pathList \
 373                         [concat $after [list ui_ready]]
 374         } else {
 375                 unlock_index
 376         }
 377 }
 378
 379 proc do_revert_selection {} {
 380         global current_diff_path selected_paths
 381
 382         if {[array size selected_paths] > 0} {
 383                 revert_helper \
 384                         {Reverting selected files} \
 385                         [array names selected_paths]
 386         } elseif {$current_diff_path ne {}} {
 387                 revert_helper \
 388                         "Reverting [short_path $current_diff_path]" \
 389                         [list $current_diff_path]
 390         }
 391 }
 392
 393 proc do_select_commit_type {} {
 394         global commit_type selected_commit_type
 395
 396         if {$selected_commit_type eq {new}
 397                 && [string match amend* $commit_type]} {
 398                 create_new_commit
 399         } elseif {$selected_commit_type eq {amend}
 400                 && ![string match amend* $commit_type]} {
 401                 load_last_commit
 402
 403                 # The amend request was rejected...
 404                 #
 405                 if {![string match amend* $commit_type]} {
 406                         set selected_commit_type new
 407                 }
 408         }
 409 }